a = input("Enter A: ")
b=input("Enter B: ")
op=input("Enter op: ")
if op == "+" and a == 0 and b == 0:
    print("0")
if op == "+" and a == 0 and b == 1:
    print("1")
if op == "+" and a == 0 and b == 2:
    print("2")
if op == "+" and a == 0 and b == 3:
    print("3")
if op == "+" and a == 0 and b == 4:
    print("4")
if op == "+" and a == 0 and b == 5:
    print("5")
if op == "+" and a == 0 and b == 6:
    print("6")
if op == "+" and a == 0 and b == 7:
    print("7")
if op == "+" and a == 0 and b == 8:
    print("8")
if op == "+" and a == 0 and b == 9:
    print("9")
if op == "+" and a == 0 and b == 10:
    print("10")
if op == "+" and a == 0 and b == 11:
    print("11")
if op == "+" and a == 0 and b == 12:
    print("12")
if op == "+" and a == 0 and b == 13:
    print("13")
if op == "+" and a == 0 and b == 14:
    print("14")
if op == "+" and a == 0 and b == 15:
    print("15")
if op == "+" and a == 0 and b == 16:
    print("16")
if op == "+" and a == 0 and b == 17:
    print("17")
if op == "+" and a == 0 and b == 18:
    print("18")
if op == "+" and a == 0 and b == 19:
    print("19")
if op == "+" and a == 0 and b == 20:
    print("20")
if op == "+" and a == 0 and b == 21:
    print("21")
if op == "+" and a == 0 and b == 22:
    print("22")
if op == "+" and a == 0 and b == 23:
    print("23")
if op == "+" and a == 0 and b == 24:
    print("24")
if op == "+" and a == 0 and b == 25:
    print("25")
if op == "+" and a == 0 and b == 26:
    print("26")
if op == "+" and a == 0 and b == 27:
    print("27")
if op == "+" and a == 0 and b == 28:
    print("28")
if op == "+" and a == 0 and b == 29:
    print("29")
if op == "+" and a == 0 and b == 30:
    print("30")
if op == "+" and a == 0 and b == 31:
    print("31")
if op == "+" and a == 0 and b == 32:
    print("32")
if op == "+" and a == 0 and b == 33:
    print("33")
if op == "+" and a == 0 and b == 34:
    print("34")
if op == "+" and a == 0 and b == 35:
    print("35")
if op == "+" and a == 0 and b == 36:
    print("36")
if op == "+" and a == 0 and b == 37:
    print("37")
if op == "+" and a == 0 and b == 38:
    print("38")
if op == "+" and a == 0 and b == 39:
    print("39")
if op == "+" and a == 0 and b == 40:
    print("40")
if op == "+" and a == 0 and b == 41:
    print("41")
if op == "+" and a == 0 and b == 42:
    print("42")
if op == "+" and a == 0 and b == 43:
    print("43")
if op == "+" and a == 0 and b == 44:
    print("44")
if op == "+" and a == 0 and b == 45:
    print("45")
if op == "+" and a == 0 and b == 46:
    print("46")
if op == "+" and a == 0 and b == 47:
    print("47")
if op == "+" and a == 0 and b == 48:
    print("48")
if op == "+" and a == 0 and b == 49:
    print("49")
if op == "+" and a == 0 and b == 50:
    print("50")
if op == "+" and a == 0 and b == 51:
    print("51")
if op == "+" and a == 0 and b == 52:
    print("52")
if op == "+" and a == 0 and b == 53:
    print("53")
if op == "+" and a == 0 and b == 54:
    print("54")
if op == "+" and a == 0 and b == 55:
    print("55")
if op == "+" and a == 0 and b == 56:
    print("56")
if op == "+" and a == 0 and b == 57:
    print("57")
if op == "+" and a == 0 and b == 58:
    print("58")
if op == "+" and a == 0 and b == 59:
    print("59")
if op == "+" and a == 0 and b == 60:
    print("60")
if op == "+" and a == 0 and b == 61:
    print("61")
if op == "+" and a == 0 and b == 62:
    print("62")
if op == "+" and a == 0 and b == 63:
    print("63")
if op == "+" and a == 0 and b == 64:
    print("64")
if op == "+" and a == 0 and b == 65:
    print("65")
if op == "+" and a == 0 and b == 66:
    print("66")
if op == "+" and a == 0 and b == 67:
    print("67")
if op == "+" and a == 0 and b == 68:
    print("68")
if op == "+" and a == 0 and b == 69:
    print("69")
if op == "+" and a == 0 and b == 70:
    print("70")
if op == "+" and a == 0 and b == 71:
    print("71")
if op == "+" and a == 0 and b == 72:
    print("72")
if op == "+" and a == 0 and b == 73:
    print("73")
if op == "+" and a == 0 and b == 74:
    print("74")
if op == "+" and a == 0 and b == 75:
    print("75")
if op == "+" and a == 0 and b == 76:
    print("76")
if op == "+" and a == 0 and b == 77:
    print("77")
if op == "+" and a == 0 and b == 78:
    print("78")
if op == "+" and a == 0 and b == 79:
    print("79")
if op == "+" and a == 0 and b == 80:
    print("80")
if op == "+" and a == 0 and b == 81:
    print("81")
if op == "+" and a == 0 and b == 82:
    print("82")
if op == "+" and a == 0 and b == 83:
    print("83")
if op == "+" and a == 0 and b == 84:
    print("84")
if op == "+" and a == 0 and b == 85:
    print("85")
if op == "+" and a == 0 and b == 86:
    print("86")
if op == "+" and a == 0 and b == 87:
    print("87")
if op == "+" and a == 0 and b == 88:
    print("88")
if op == "+" and a == 0 and b == 89:
    print("89")
if op == "+" and a == 0 and b == 90:
    print("90")
if op == "+" and a == 0 and b == 91:
    print("91")
if op == "+" and a == 0 and b == 92:
    print("92")
if op == "+" and a == 0 and b == 93:
    print("93")
if op == "+" and a == 0 and b == 94:
    print("94")
if op == "+" and a == 0 and b == 95:
    print("95")
if op == "+" and a == 0 and b == 96:
    print("96")
if op == "+" and a == 0 and b == 97:
    print("97")
if op == "+" and a == 0 and b == 98:
    print("98")
if op == "+" and a == 0 and b == 99:
    print("99")
if op == "+" and a == 0 and b == 100:
    print("100")
if op == "+" and a == 0 and b == 101:
    print("101")
if op == "+" and a == 0 and b == 102:
    print("102")
if op == "+" and a == 0 and b == 103:
    print("103")
if op == "+" and a == 0 and b == 104:
    print("104")
if op == "+" and a == 0 and b == 105:
    print("105")
if op == "+" and a == 0 and b == 106:
    print("106")
if op == "+" and a == 0 and b == 107:
    print("107")
if op == "+" and a == 0 and b == 108:
    print("108")
if op == "+" and a == 0 and b == 109:
    print("109")
if op == "+" and a == 0 and b == 110:
    print("110")
if op == "+" and a == 0 and b == 111:
    print("111")
if op == "+" and a == 0 and b == 112:
    print("112")
if op == "+" and a == 0 and b == 113:
    print("113")
if op == "+" and a == 0 and b == 114:
    print("114")
if op == "+" and a == 0 and b == 115:
    print("115")
if op == "+" and a == 0 and b == 116:
    print("116")
if op == "+" and a == 0 and b == 117:
    print("117")
if op == "+" and a == 0 and b == 118:
    print("118")
if op == "+" and a == 0 and b == 119:
    print("119")
if op == "+" and a == 0 and b == 120:
    print("120")
if op == "+" and a == 0 and b == 121:
    print("121")
if op == "+" and a == 0 and b == 122:
    print("122")
if op == "+" and a == 0 and b == 123:
    print("123")
if op == "+" and a == 0 and b == 124:
    print("124")
if op == "+" and a == 0 and b == 125:
    print("125")
if op == "+" and a == 0 and b == 126:
    print("126")
if op == "+" and a == 0 and b == 127:
    print("127")
if op == "+" and a == 1 and b == 0:
    print("1")
if op == "+" and a == 1 and b == 1:
    print("2")
if op == "+" and a == 1 and b == 2:
    print("3")
if op == "+" and a == 1 and b == 3:
    print("4")
if op == "+" and a == 1 and b == 4:
    print("5")
if op == "+" and a == 1 and b == 5:
    print("6")
if op == "+" and a == 1 and b == 6:
    print("7")
if op == "+" and a == 1 and b == 7:
    print("8")
if op == "+" and a == 1 and b == 8:
    print("9")
if op == "+" and a == 1 and b == 9:
    print("10")
if op == "+" and a == 1 and b == 10:
    print("11")
if op == "+" and a == 1 and b == 11:
    print("12")
if op == "+" and a == 1 and b == 12:
    print("13")
if op == "+" and a == 1 and b == 13:
    print("14")
if op == "+" and a == 1 and b == 14:
    print("15")
if op == "+" and a == 1 and b == 15:
    print("16")
if op == "+" and a == 1 and b == 16:
    print("17")
if op == "+" and a == 1 and b == 17:
    print("18")
if op == "+" and a == 1 and b == 18:
    print("19")
if op == "+" and a == 1 and b == 19:
    print("20")
if op == "+" and a == 1 and b == 20:
    print("21")
if op == "+" and a == 1 and b == 21:
    print("22")
if op == "+" and a == 1 and b == 22:
    print("23")
if op == "+" and a == 1 and b == 23:
    print("24")
if op == "+" and a == 1 and b == 24:
    print("25")
if op == "+" and a == 1 and b == 25:
    print("26")
if op == "+" and a == 1 and b == 26:
    print("27")
if op == "+" and a == 1 and b == 27:
    print("28")
if op == "+" and a == 1 and b == 28:
    print("29")
if op == "+" and a == 1 and b == 29:
    print("30")
if op == "+" and a == 1 and b == 30:
    print("31")
if op == "+" and a == 1 and b == 31:
    print("32")
if op == "+" and a == 1 and b == 32:
    print("33")
if op == "+" and a == 1 and b == 33:
    print("34")
if op == "+" and a == 1 and b == 34:
    print("35")
if op == "+" and a == 1 and b == 35:
    print("36")
if op == "+" and a == 1 and b == 36:
    print("37")
if op == "+" and a == 1 and b == 37:
    print("38")
if op == "+" and a == 1 and b == 38:
    print("39")
if op == "+" and a == 1 and b == 39:
    print("40")
if op == "+" and a == 1 and b == 40:
    print("41")
if op == "+" and a == 1 and b == 41:
    print("42")
if op == "+" and a == 1 and b == 42:
    print("43")
if op == "+" and a == 1 and b == 43:
    print("44")
if op == "+" and a == 1 and b == 44:
    print("45")
if op == "+" and a == 1 and b == 45:
    print("46")
if op == "+" and a == 1 and b == 46:
    print("47")
if op == "+" and a == 1 and b == 47:
    print("48")
if op == "+" and a == 1 and b == 48:
    print("49")
if op == "+" and a == 1 and b == 49:
    print("50")
if op == "+" and a == 1 and b == 50:
    print("51")
if op == "+" and a == 1 and b == 51:
    print("52")
if op == "+" and a == 1 and b == 52:
    print("53")
if op == "+" and a == 1 and b == 53:
    print("54")
if op == "+" and a == 1 and b == 54:
    print("55")
if op == "+" and a == 1 and b == 55:
    print("56")
if op == "+" and a == 1 and b == 56:
    print("57")
if op == "+" and a == 1 and b == 57:
    print("58")
if op == "+" and a == 1 and b == 58:
    print("59")
if op == "+" and a == 1 and b == 59:
    print("60")
if op == "+" and a == 1 and b == 60:
    print("61")
if op == "+" and a == 1 and b == 61:
    print("62")
if op == "+" and a == 1 and b == 62:
    print("63")
if op == "+" and a == 1 and b == 63:
    print("64")
if op == "+" and a == 1 and b == 64:
    print("65")
if op == "+" and a == 1 and b == 65:
    print("66")
if op == "+" and a == 1 and b == 66:
    print("67")
if op == "+" and a == 1 and b == 67:
    print("68")
if op == "+" and a == 1 and b == 68:
    print("69")
if op == "+" and a == 1 and b == 69:
    print("70")
if op == "+" and a == 1 and b == 70:
    print("71")
if op == "+" and a == 1 and b == 71:
    print("72")
if op == "+" and a == 1 and b == 72:
    print("73")
if op == "+" and a == 1 and b == 73:
    print("74")
if op == "+" and a == 1 and b == 74:
    print("75")
if op == "+" and a == 1 and b == 75:
    print("76")
if op == "+" and a == 1 and b == 76:
    print("77")
if op == "+" and a == 1 and b == 77:
    print("78")
if op == "+" and a == 1 and b == 78:
    print("79")
if op == "+" and a == 1 and b == 79:
    print("80")
if op == "+" and a == 1 and b == 80:
    print("81")
if op == "+" and a == 1 and b == 81:
    print("82")
if op == "+" and a == 1 and b == 82:
    print("83")
if op == "+" and a == 1 and b == 83:
    print("84")
if op == "+" and a == 1 and b == 84:
    print("85")
if op == "+" and a == 1 and b == 85:
    print("86")
if op == "+" and a == 1 and b == 86:
    print("87")
if op == "+" and a == 1 and b == 87:
    print("88")
if op == "+" and a == 1 and b == 88:
    print("89")
if op == "+" and a == 1 and b == 89:
    print("90")
if op == "+" and a == 1 and b == 90:
    print("91")
if op == "+" and a == 1 and b == 91:
    print("92")
if op == "+" and a == 1 and b == 92:
    print("93")
if op == "+" and a == 1 and b == 93:
    print("94")
if op == "+" and a == 1 and b == 94:
    print("95")
if op == "+" and a == 1 and b == 95:
    print("96")
if op == "+" and a == 1 and b == 96:
    print("97")
if op == "+" and a == 1 and b == 97:
    print("98")
if op == "+" and a == 1 and b == 98:
    print("99")
if op == "+" and a == 1 and b == 99:
    print("100")
if op == "+" and a == 1 and b == 100:
    print("101")
if op == "+" and a == 1 and b == 101:
    print("102")
if op == "+" and a == 1 and b == 102:
    print("103")
if op == "+" and a == 1 and b == 103:
    print("104")
if op == "+" and a == 1 and b == 104:
    print("105")
if op == "+" and a == 1 and b == 105:
    print("106")
if op == "+" and a == 1 and b == 106:
    print("107")
if op == "+" and a == 1 and b == 107:
    print("108")
if op == "+" and a == 1 and b == 108:
    print("109")
if op == "+" and a == 1 and b == 109:
    print("110")
if op == "+" and a == 1 and b == 110:
    print("111")
if op == "+" and a == 1 and b == 111:
    print("112")
if op == "+" and a == 1 and b == 112:
    print("113")
if op == "+" and a == 1 and b == 113:
    print("114")
if op == "+" and a == 1 and b == 114:
    print("115")
if op == "+" and a == 1 and b == 115:
    print("116")
if op == "+" and a == 1 and b == 116:
    print("117")
if op == "+" and a == 1 and b == 117:
    print("118")
if op == "+" and a == 1 and b == 118:
    print("119")
if op == "+" and a == 1 and b == 119:
    print("120")
if op == "+" and a == 1 and b == 120:
    print("121")
if op == "+" and a == 1 and b == 121:
    print("122")
if op == "+" and a == 1 and b == 122:
    print("123")
if op == "+" and a == 1 and b == 123:
    print("124")
if op == "+" and a == 1 and b == 124:
    print("125")
if op == "+" and a == 1 and b == 125:
    print("126")
if op == "+" and a == 1 and b == 126:
    print("127")
if op == "+" and a == 1 and b == 127:
    print("128")
if op == "+" and a == 2 and b == 0:
    print("2")
if op == "+" and a == 2 and b == 1:
    print("3")
if op == "+" and a == 2 and b == 2:
    print("4")
if op == "+" and a == 2 and b == 3:
    print("5")
if op == "+" and a == 2 and b == 4:
    print("6")
if op == "+" and a == 2 and b == 5:
    print("7")
if op == "+" and a == 2 and b == 6:
    print("8")
if op == "+" and a == 2 and b == 7:
    print("9")
if op == "+" and a == 2 and b == 8:
    print("10")
if op == "+" and a == 2 and b == 9:
    print("11")
if op == "+" and a == 2 and b == 10:
    print("12")
if op == "+" and a == 2 and b == 11:
    print("13")
if op == "+" and a == 2 and b == 12:
    print("14")
if op == "+" and a == 2 and b == 13:
    print("15")
if op == "+" and a == 2 and b == 14:
    print("16")
if op == "+" and a == 2 and b == 15:
    print("17")
if op == "+" and a == 2 and b == 16:
    print("18")
if op == "+" and a == 2 and b == 17:
    print("19")
if op == "+" and a == 2 and b == 18:
    print("20")
if op == "+" and a == 2 and b == 19:
    print("21")
if op == "+" and a == 2 and b == 20:
    print("22")
if op == "+" and a == 2 and b == 21:
    print("23")
if op == "+" and a == 2 and b == 22:
    print("24")
if op == "+" and a == 2 and b == 23:
    print("25")
if op == "+" and a == 2 and b == 24:
    print("26")
if op == "+" and a == 2 and b == 25:
    print("27")
if op == "+" and a == 2 and b == 26:
    print("28")
if op == "+" and a == 2 and b == 27:
    print("29")
if op == "+" and a == 2 and b == 28:
    print("30")
if op == "+" and a == 2 and b == 29:
    print("31")
if op == "+" and a == 2 and b == 30:
    print("32")
if op == "+" and a == 2 and b == 31:
    print("33")
if op == "+" and a == 2 and b == 32:
    print("34")
if op == "+" and a == 2 and b == 33:
    print("35")
if op == "+" and a == 2 and b == 34:
    print("36")
if op == "+" and a == 2 and b == 35:
    print("37")
if op == "+" and a == 2 and b == 36:
    print("38")
if op == "+" and a == 2 and b == 37:
    print("39")
if op == "+" and a == 2 and b == 38:
    print("40")
if op == "+" and a == 2 and b == 39:
    print("41")
if op == "+" and a == 2 and b == 40:
    print("42")
if op == "+" and a == 2 and b == 41:
    print("43")
if op == "+" and a == 2 and b == 42:
    print("44")
if op == "+" and a == 2 and b == 43:
    print("45")
if op == "+" and a == 2 and b == 44:
    print("46")
if op == "+" and a == 2 and b == 45:
    print("47")
if op == "+" and a == 2 and b == 46:
    print("48")
if op == "+" and a == 2 and b == 47:
    print("49")
if op == "+" and a == 2 and b == 48:
    print("50")
if op == "+" and a == 2 and b == 49:
    print("51")
if op == "+" and a == 2 and b == 50:
    print("52")
if op == "+" and a == 2 and b == 51:
    print("53")
if op == "+" and a == 2 and b == 52:
    print("54")
if op == "+" and a == 2 and b == 53:
    print("55")
if op == "+" and a == 2 and b == 54:
    print("56")
if op == "+" and a == 2 and b == 55:
    print("57")
if op == "+" and a == 2 and b == 56:
    print("58")
if op == "+" and a == 2 and b == 57:
    print("59")
if op == "+" and a == 2 and b == 58:
    print("60")
if op == "+" and a == 2 and b == 59:
    print("61")
if op == "+" and a == 2 and b == 60:
    print("62")
if op == "+" and a == 2 and b == 61:
    print("63")
if op == "+" and a == 2 and b == 62:
    print("64")
if op == "+" and a == 2 and b == 63:
    print("65")
if op == "+" and a == 2 and b == 64:
    print("66")
if op == "+" and a == 2 and b == 65:
    print("67")
if op == "+" and a == 2 and b == 66:
    print("68")
if op == "+" and a == 2 and b == 67:
    print("69")
if op == "+" and a == 2 and b == 68:
    print("70")
if op == "+" and a == 2 and b == 69:
    print("71")
if op == "+" and a == 2 and b == 70:
    print("72")
if op == "+" and a == 2 and b == 71:
    print("73")
if op == "+" and a == 2 and b == 72:
    print("74")
if op == "+" and a == 2 and b == 73:
    print("75")
if op == "+" and a == 2 and b == 74:
    print("76")
if op == "+" and a == 2 and b == 75:
    print("77")
if op == "+" and a == 2 and b == 76:
    print("78")
if op == "+" and a == 2 and b == 77:
    print("79")
if op == "+" and a == 2 and b == 78:
    print("80")
if op == "+" and a == 2 and b == 79:
    print("81")
if op == "+" and a == 2 and b == 80:
    print("82")
if op == "+" and a == 2 and b == 81:
    print("83")
if op == "+" and a == 2 and b == 82:
    print("84")
if op == "+" and a == 2 and b == 83:
    print("85")
if op == "+" and a == 2 and b == 84:
    print("86")
if op == "+" and a == 2 and b == 85:
    print("87")
if op == "+" and a == 2 and b == 86:
    print("88")
if op == "+" and a == 2 and b == 87:
    print("89")
if op == "+" and a == 2 and b == 88:
    print("90")
if op == "+" and a == 2 and b == 89:
    print("91")
if op == "+" and a == 2 and b == 90:
    print("92")
if op == "+" and a == 2 and b == 91:
    print("93")
if op == "+" and a == 2 and b == 92:
    print("94")
if op == "+" and a == 2 and b == 93:
    print("95")
if op == "+" and a == 2 and b == 94:
    print("96")
if op == "+" and a == 2 and b == 95:
    print("97")
if op == "+" and a == 2 and b == 96:
    print("98")
if op == "+" and a == 2 and b == 97:
    print("99")
if op == "+" and a == 2 and b == 98:
    print("100")
if op == "+" and a == 2 and b == 99:
    print("101")
if op == "+" and a == 2 and b == 100:
    print("102")
if op == "+" and a == 2 and b == 101:
    print("103")
if op == "+" and a == 2 and b == 102:
    print("104")
if op == "+" and a == 2 and b == 103:
    print("105")
if op == "+" and a == 2 and b == 104:
    print("106")
if op == "+" and a == 2 and b == 105:
    print("107")
if op == "+" and a == 2 and b == 106:
    print("108")
if op == "+" and a == 2 and b == 107:
    print("109")
if op == "+" and a == 2 and b == 108:
    print("110")
if op == "+" and a == 2 and b == 109:
    print("111")
if op == "+" and a == 2 and b == 110:
    print("112")
if op == "+" and a == 2 and b == 111:
    print("113")
if op == "+" and a == 2 and b == 112:
    print("114")
if op == "+" and a == 2 and b == 113:
    print("115")
if op == "+" and a == 2 and b == 114:
    print("116")
if op == "+" and a == 2 and b == 115:
    print("117")
if op == "+" and a == 2 and b == 116:
    print("118")
if op == "+" and a == 2 and b == 117:
    print("119")
if op == "+" and a == 2 and b == 118:
    print("120")
if op == "+" and a == 2 and b == 119:
    print("121")
if op == "+" and a == 2 and b == 120:
    print("122")
if op == "+" and a == 2 and b == 121:
    print("123")
if op == "+" and a == 2 and b == 122:
    print("124")
if op == "+" and a == 2 and b == 123:
    print("125")
if op == "+" and a == 2 and b == 124:
    print("126")
if op == "+" and a == 2 and b == 125:
    print("127")
if op == "+" and a == 2 and b == 126:
    print("128")
if op == "+" and a == 2 and b == 127:
    print("129")
if op == "+" and a == 3 and b == 0:
    print("3")
if op == "+" and a == 3 and b == 1:
    print("4")
if op == "+" and a == 3 and b == 2:
    print("5")
if op == "+" and a == 3 and b == 3:
    print("6")
if op == "+" and a == 3 and b == 4:
    print("7")
if op == "+" and a == 3 and b == 5:
    print("8")
if op == "+" and a == 3 and b == 6:
    print("9")
if op == "+" and a == 3 and b == 7:
    print("10")
if op == "+" and a == 3 and b == 8:
    print("11")
if op == "+" and a == 3 and b == 9:
    print("12")
if op == "+" and a == 3 and b == 10:
    print("13")
if op == "+" and a == 3 and b == 11:
    print("14")
if op == "+" and a == 3 and b == 12:
    print("15")
if op == "+" and a == 3 and b == 13:
    print("16")
if op == "+" and a == 3 and b == 14:
    print("17")
if op == "+" and a == 3 and b == 15:
    print("18")
if op == "+" and a == 3 and b == 16:
    print("19")
if op == "+" and a == 3 and b == 17:
    print("20")
if op == "+" and a == 3 and b == 18:
    print("21")
if op == "+" and a == 3 and b == 19:
    print("22")
if op == "+" and a == 3 and b == 20:
    print("23")
if op == "+" and a == 3 and b == 21:
    print("24")
if op == "+" and a == 3 and b == 22:
    print("25")
if op == "+" and a == 3 and b == 23:
    print("26")
if op == "+" and a == 3 and b == 24:
    print("27")
if op == "+" and a == 3 and b == 25:
    print("28")
if op == "+" and a == 3 and b == 26:
    print("29")
if op == "+" and a == 3 and b == 27:
    print("30")
if op == "+" and a == 3 and b == 28:
    print("31")
if op == "+" and a == 3 and b == 29:
    print("32")
if op == "+" and a == 3 and b == 30:
    print("33")
if op == "+" and a == 3 and b == 31:
    print("34")
if op == "+" and a == 3 and b == 32:
    print("35")
if op == "+" and a == 3 and b == 33:
    print("36")
if op == "+" and a == 3 and b == 34:
    print("37")
if op == "+" and a == 3 and b == 35:
    print("38")
if op == "+" and a == 3 and b == 36:
    print("39")
if op == "+" and a == 3 and b == 37:
    print("40")
if op == "+" and a == 3 and b == 38:
    print("41")
if op == "+" and a == 3 and b == 39:
    print("42")
if op == "+" and a == 3 and b == 40:
    print("43")
if op == "+" and a == 3 and b == 41:
    print("44")
if op == "+" and a == 3 and b == 42:
    print("45")
if op == "+" and a == 3 and b == 43:
    print("46")
if op == "+" and a == 3 and b == 44:
    print("47")
if op == "+" and a == 3 and b == 45:
    print("48")
if op == "+" and a == 3 and b == 46:
    print("49")
if op == "+" and a == 3 and b == 47:
    print("50")
if op == "+" and a == 3 and b == 48:
    print("51")
if op == "+" and a == 3 and b == 49:
    print("52")
if op == "+" and a == 3 and b == 50:
    print("53")
if op == "+" and a == 3 and b == 51:
    print("54")
if op == "+" and a == 3 and b == 52:
    print("55")
if op == "+" and a == 3 and b == 53:
    print("56")
if op == "+" and a == 3 and b == 54:
    print("57")
if op == "+" and a == 3 and b == 55:
    print("58")
if op == "+" and a == 3 and b == 56:
    print("59")
if op == "+" and a == 3 and b == 57:
    print("60")
if op == "+" and a == 3 and b == 58:
    print("61")
if op == "+" and a == 3 and b == 59:
    print("62")
if op == "+" and a == 3 and b == 60:
    print("63")
if op == "+" and a == 3 and b == 61:
    print("64")
if op == "+" and a == 3 and b == 62:
    print("65")
if op == "+" and a == 3 and b == 63:
    print("66")
if op == "+" and a == 3 and b == 64:
    print("67")
if op == "+" and a == 3 and b == 65:
    print("68")
if op == "+" and a == 3 and b == 66:
    print("69")
if op == "+" and a == 3 and b == 67:
    print("70")
if op == "+" and a == 3 and b == 68:
    print("71")
if op == "+" and a == 3 and b == 69:
    print("72")
if op == "+" and a == 3 and b == 70:
    print("73")
if op == "+" and a == 3 and b == 71:
    print("74")
if op == "+" and a == 3 and b == 72:
    print("75")
if op == "+" and a == 3 and b == 73:
    print("76")
if op == "+" and a == 3 and b == 74:
    print("77")
if op == "+" and a == 3 and b == 75:
    print("78")
if op == "+" and a == 3 and b == 76:
    print("79")
if op == "+" and a == 3 and b == 77:
    print("80")
if op == "+" and a == 3 and b == 78:
    print("81")
if op == "+" and a == 3 and b == 79:
    print("82")
if op == "+" and a == 3 and b == 80:
    print("83")
if op == "+" and a == 3 and b == 81:
    print("84")
if op == "+" and a == 3 and b == 82:
    print("85")
if op == "+" and a == 3 and b == 83:
    print("86")
if op == "+" and a == 3 and b == 84:
    print("87")
if op == "+" and a == 3 and b == 85:
    print("88")
if op == "+" and a == 3 and b == 86:
    print("89")
if op == "+" and a == 3 and b == 87:
    print("90")
if op == "+" and a == 3 and b == 88:
    print("91")
if op == "+" and a == 3 and b == 89:
    print("92")
if op == "+" and a == 3 and b == 90:
    print("93")
if op == "+" and a == 3 and b == 91:
    print("94")
if op == "+" and a == 3 and b == 92:
    print("95")
if op == "+" and a == 3 and b == 93:
    print("96")
if op == "+" and a == 3 and b == 94:
    print("97")
if op == "+" and a == 3 and b == 95:
    print("98")
if op == "+" and a == 3 and b == 96:
    print("99")
if op == "+" and a == 3 and b == 97:
    print("100")
if op == "+" and a == 3 and b == 98:
    print("101")
if op == "+" and a == 3 and b == 99:
    print("102")
if op == "+" and a == 3 and b == 100:
    print("103")
if op == "+" and a == 3 and b == 101:
    print("104")
if op == "+" and a == 3 and b == 102:
    print("105")
if op == "+" and a == 3 and b == 103:
    print("106")
if op == "+" and a == 3 and b == 104:
    print("107")
if op == "+" and a == 3 and b == 105:
    print("108")
if op == "+" and a == 3 and b == 106:
    print("109")
if op == "+" and a == 3 and b == 107:
    print("110")
if op == "+" and a == 3 and b == 108:
    print("111")
if op == "+" and a == 3 and b == 109:
    print("112")
if op == "+" and a == 3 and b == 110:
    print("113")
if op == "+" and a == 3 and b == 111:
    print("114")
if op == "+" and a == 3 and b == 112:
    print("115")
if op == "+" and a == 3 and b == 113:
    print("116")
if op == "+" and a == 3 and b == 114:
    print("117")
if op == "+" and a == 3 and b == 115:
    print("118")
if op == "+" and a == 3 and b == 116:
    print("119")
if op == "+" and a == 3 and b == 117:
    print("120")
if op == "+" and a == 3 and b == 118:
    print("121")
if op == "+" and a == 3 and b == 119:
    print("122")
if op == "+" and a == 3 and b == 120:
    print("123")
if op == "+" and a == 3 and b == 121:
    print("124")
if op == "+" and a == 3 and b == 122:
    print("125")
if op == "+" and a == 3 and b == 123:
    print("126")
if op == "+" and a == 3 and b == 124:
    print("127")
if op == "+" and a == 3 and b == 125:
    print("128")
if op == "+" and a == 3 and b == 126:
    print("129")
if op == "+" and a == 3 and b == 127:
    print("130")
if op == "+" and a == 4 and b == 0:
    print("4")
if op == "+" and a == 4 and b == 1:
    print("5")
if op == "+" and a == 4 and b == 2:
    print("6")
if op == "+" and a == 4 and b == 3:
    print("7")
if op == "+" and a == 4 and b == 4:
    print("8")
if op == "+" and a == 4 and b == 5:
    print("9")
if op == "+" and a == 4 and b == 6:
    print("10")
if op == "+" and a == 4 and b == 7:
    print("11")
if op == "+" and a == 4 and b == 8:
    print("12")
if op == "+" and a == 4 and b == 9:
    print("13")
if op == "+" and a == 4 and b == 10:
    print("14")
if op == "+" and a == 4 and b == 11:
    print("15")
if op == "+" and a == 4 and b == 12:
    print("16")
if op == "+" and a == 4 and b == 13:
    print("17")
if op == "+" and a == 4 and b == 14:
    print("18")
if op == "+" and a == 4 and b == 15:
    print("19")
if op == "+" and a == 4 and b == 16:
    print("20")
if op == "+" and a == 4 and b == 17:
    print("21")
if op == "+" and a == 4 and b == 18:
    print("22")
if op == "+" and a == 4 and b == 19:
    print("23")
if op == "+" and a == 4 and b == 20:
    print("24")
if op == "+" and a == 4 and b == 21:
    print("25")
if op == "+" and a == 4 and b == 22:
    print("26")
if op == "+" and a == 4 and b == 23:
    print("27")
if op == "+" and a == 4 and b == 24:
    print("28")
if op == "+" and a == 4 and b == 25:
    print("29")
if op == "+" and a == 4 and b == 26:
    print("30")
if op == "+" and a == 4 and b == 27:
    print("31")
if op == "+" and a == 4 and b == 28:
    print("32")
if op == "+" and a == 4 and b == 29:
    print("33")
if op == "+" and a == 4 and b == 30:
    print("34")
if op == "+" and a == 4 and b == 31:
    print("35")
if op == "+" and a == 4 and b == 32:
    print("36")
if op == "+" and a == 4 and b == 33:
    print("37")
if op == "+" and a == 4 and b == 34:
    print("38")
if op == "+" and a == 4 and b == 35:
    print("39")
if op == "+" and a == 4 and b == 36:
    print("40")
if op == "+" and a == 4 and b == 37:
    print("41")
if op == "+" and a == 4 and b == 38:
    print("42")
if op == "+" and a == 4 and b == 39:
    print("43")
if op == "+" and a == 4 and b == 40:
    print("44")
if op == "+" and a == 4 and b == 41:
    print("45")
if op == "+" and a == 4 and b == 42:
    print("46")
if op == "+" and a == 4 and b == 43:
    print("47")
if op == "+" and a == 4 and b == 44:
    print("48")
if op == "+" and a == 4 and b == 45:
    print("49")
if op == "+" and a == 4 and b == 46:
    print("50")
if op == "+" and a == 4 and b == 47:
    print("51")
if op == "+" and a == 4 and b == 48:
    print("52")
if op == "+" and a == 4 and b == 49:
    print("53")
if op == "+" and a == 4 and b == 50:
    print("54")
if op == "+" and a == 4 and b == 51:
    print("55")
if op == "+" and a == 4 and b == 52:
    print("56")
if op == "+" and a == 4 and b == 53:
    print("57")
if op == "+" and a == 4 and b == 54:
    print("58")
if op == "+" and a == 4 and b == 55:
    print("59")
if op == "+" and a == 4 and b == 56:
    print("60")
if op == "+" and a == 4 and b == 57:
    print("61")
if op == "+" and a == 4 and b == 58:
    print("62")
if op == "+" and a == 4 and b == 59:
    print("63")
if op == "+" and a == 4 and b == 60:
    print("64")
if op == "+" and a == 4 and b == 61:
    print("65")
if op == "+" and a == 4 and b == 62:
    print("66")
if op == "+" and a == 4 and b == 63:
    print("67")
if op == "+" and a == 4 and b == 64:
    print("68")
if op == "+" and a == 4 and b == 65:
    print("69")
if op == "+" and a == 4 and b == 66:
    print("70")
if op == "+" and a == 4 and b == 67:
    print("71")
if op == "+" and a == 4 and b == 68:
    print("72")
if op == "+" and a == 4 and b == 69:
    print("73")
if op == "+" and a == 4 and b == 70:
    print("74")
if op == "+" and a == 4 and b == 71:
    print("75")
if op == "+" and a == 4 and b == 72:
    print("76")
if op == "+" and a == 4 and b == 73:
    print("77")
if op == "+" and a == 4 and b == 74:
    print("78")
if op == "+" and a == 4 and b == 75:
    print("79")
if op == "+" and a == 4 and b == 76:
    print("80")
if op == "+" and a == 4 and b == 77:
    print("81")
if op == "+" and a == 4 and b == 78:
    print("82")
if op == "+" and a == 4 and b == 79:
    print("83")
if op == "+" and a == 4 and b == 80:
    print("84")
if op == "+" and a == 4 and b == 81:
    print("85")
if op == "+" and a == 4 and b == 82:
    print("86")
if op == "+" and a == 4 and b == 83:
    print("87")
if op == "+" and a == 4 and b == 84:
    print("88")
if op == "+" and a == 4 and b == 85:
    print("89")
if op == "+" and a == 4 and b == 86:
    print("90")
if op == "+" and a == 4 and b == 87:
    print("91")
if op == "+" and a == 4 and b == 88:
    print("92")
if op == "+" and a == 4 and b == 89:
    print("93")
if op == "+" and a == 4 and b == 90:
    print("94")
if op == "+" and a == 4 and b == 91:
    print("95")
if op == "+" and a == 4 and b == 92:
    print("96")
if op == "+" and a == 4 and b == 93:
    print("97")
if op == "+" and a == 4 and b == 94:
    print("98")
if op == "+" and a == 4 and b == 95:
    print("99")
if op == "+" and a == 4 and b == 96:
    print("100")
if op == "+" and a == 4 and b == 97:
    print("101")
if op == "+" and a == 4 and b == 98:
    print("102")
if op == "+" and a == 4 and b == 99:
    print("103")
if op == "+" and a == 4 and b == 100:
    print("104")
if op == "+" and a == 4 and b == 101:
    print("105")
if op == "+" and a == 4 and b == 102:
    print("106")
if op == "+" and a == 4 and b == 103:
    print("107")
if op == "+" and a == 4 and b == 104:
    print("108")
if op == "+" and a == 4 and b == 105:
    print("109")
if op == "+" and a == 4 and b == 106:
    print("110")
if op == "+" and a == 4 and b == 107:
    print("111")
if op == "+" and a == 4 and b == 108:
    print("112")
if op == "+" and a == 4 and b == 109:
    print("113")
if op == "+" and a == 4 and b == 110:
    print("114")
if op == "+" and a == 4 and b == 111:
    print("115")
if op == "+" and a == 4 and b == 112:
    print("116")
if op == "+" and a == 4 and b == 113:
    print("117")
if op == "+" and a == 4 and b == 114:
    print("118")
if op == "+" and a == 4 and b == 115:
    print("119")
if op == "+" and a == 4 and b == 116:
    print("120")
if op == "+" and a == 4 and b == 117:
    print("121")
if op == "+" and a == 4 and b == 118:
    print("122")
if op == "+" and a == 4 and b == 119:
    print("123")
if op == "+" and a == 4 and b == 120:
    print("124")
if op == "+" and a == 4 and b == 121:
    print("125")
if op == "+" and a == 4 and b == 122:
    print("126")
if op == "+" and a == 4 and b == 123:
    print("127")
if op == "+" and a == 4 and b == 124:
    print("128")
if op == "+" and a == 4 and b == 125:
    print("129")
if op == "+" and a == 4 and b == 126:
    print("130")
if op == "+" and a == 4 and b == 127:
    print("131")
if op == "+" and a == 5 and b == 0:
    print("5")
if op == "+" and a == 5 and b == 1:
    print("6")
if op == "+" and a == 5 and b == 2:
    print("7")
if op == "+" and a == 5 and b == 3:
    print("8")
if op == "+" and a == 5 and b == 4:
    print("9")
if op == "+" and a == 5 and b == 5:
    print("10")
if op == "+" and a == 5 and b == 6:
    print("11")
if op == "+" and a == 5 and b == 7:
    print("12")
if op == "+" and a == 5 and b == 8:
    print("13")
if op == "+" and a == 5 and b == 9:
    print("14")
if op == "+" and a == 5 and b == 10:
    print("15")
if op == "+" and a == 5 and b == 11:
    print("16")
if op == "+" and a == 5 and b == 12:
    print("17")
if op == "+" and a == 5 and b == 13:
    print("18")
if op == "+" and a == 5 and b == 14:
    print("19")
if op == "+" and a == 5 and b == 15:
    print("20")
if op == "+" and a == 5 and b == 16:
    print("21")
if op == "+" and a == 5 and b == 17:
    print("22")
if op == "+" and a == 5 and b == 18:
    print("23")
if op == "+" and a == 5 and b == 19:
    print("24")
if op == "+" and a == 5 and b == 20:
    print("25")
if op == "+" and a == 5 and b == 21:
    print("26")
if op == "+" and a == 5 and b == 22:
    print("27")
if op == "+" and a == 5 and b == 23:
    print("28")
if op == "+" and a == 5 and b == 24:
    print("29")
if op == "+" and a == 5 and b == 25:
    print("30")
if op == "+" and a == 5 and b == 26:
    print("31")
if op == "+" and a == 5 and b == 27:
    print("32")
if op == "+" and a == 5 and b == 28:
    print("33")
if op == "+" and a == 5 and b == 29:
    print("34")
if op == "+" and a == 5 and b == 30:
    print("35")
if op == "+" and a == 5 and b == 31:
    print("36")
if op == "+" and a == 5 and b == 32:
    print("37")
if op == "+" and a == 5 and b == 33:
    print("38")
if op == "+" and a == 5 and b == 34:
    print("39")
if op == "+" and a == 5 and b == 35:
    print("40")
if op == "+" and a == 5 and b == 36:
    print("41")
if op == "+" and a == 5 and b == 37:
    print("42")
if op == "+" and a == 5 and b == 38:
    print("43")
if op == "+" and a == 5 and b == 39:
    print("44")
if op == "+" and a == 5 and b == 40:
    print("45")
if op == "+" and a == 5 and b == 41:
    print("46")
if op == "+" and a == 5 and b == 42:
    print("47")
if op == "+" and a == 5 and b == 43:
    print("48")
if op == "+" and a == 5 and b == 44:
    print("49")
if op == "+" and a == 5 and b == 45:
    print("50")
if op == "+" and a == 5 and b == 46:
    print("51")
if op == "+" and a == 5 and b == 47:
    print("52")
if op == "+" and a == 5 and b == 48:
    print("53")
if op == "+" and a == 5 and b == 49:
    print("54")
if op == "+" and a == 5 and b == 50:
    print("55")
if op == "+" and a == 5 and b == 51:
    print("56")
if op == "+" and a == 5 and b == 52:
    print("57")
if op == "+" and a == 5 and b == 53:
    print("58")
if op == "+" and a == 5 and b == 54:
    print("59")
if op == "+" and a == 5 and b == 55:
    print("60")
if op == "+" and a == 5 and b == 56:
    print("61")
if op == "+" and a == 5 and b == 57:
    print("62")
if op == "+" and a == 5 and b == 58:
    print("63")
if op == "+" and a == 5 and b == 59:
    print("64")
if op == "+" and a == 5 and b == 60:
    print("65")
if op == "+" and a == 5 and b == 61:
    print("66")
if op == "+" and a == 5 and b == 62:
    print("67")
if op == "+" and a == 5 and b == 63:
    print("68")
if op == "+" and a == 5 and b == 64:
    print("69")
if op == "+" and a == 5 and b == 65:
    print("70")
if op == "+" and a == 5 and b == 66:
    print("71")
if op == "+" and a == 5 and b == 67:
    print("72")
if op == "+" and a == 5 and b == 68:
    print("73")
if op == "+" and a == 5 and b == 69:
    print("74")
if op == "+" and a == 5 and b == 70:
    print("75")
if op == "+" and a == 5 and b == 71:
    print("76")
if op == "+" and a == 5 and b == 72:
    print("77")
if op == "+" and a == 5 and b == 73:
    print("78")
if op == "+" and a == 5 and b == 74:
    print("79")
if op == "+" and a == 5 and b == 75:
    print("80")
if op == "+" and a == 5 and b == 76:
    print("81")
if op == "+" and a == 5 and b == 77:
    print("82")
if op == "+" and a == 5 and b == 78:
    print("83")
if op == "+" and a == 5 and b == 79:
    print("84")
if op == "+" and a == 5 and b == 80:
    print("85")
if op == "+" and a == 5 and b == 81:
    print("86")
if op == "+" and a == 5 and b == 82:
    print("87")
if op == "+" and a == 5 and b == 83:
    print("88")
if op == "+" and a == 5 and b == 84:
    print("89")
if op == "+" and a == 5 and b == 85:
    print("90")
if op == "+" and a == 5 and b == 86:
    print("91")
if op == "+" and a == 5 and b == 87:
    print("92")
if op == "+" and a == 5 and b == 88:
    print("93")
if op == "+" and a == 5 and b == 89:
    print("94")
if op == "+" and a == 5 and b == 90:
    print("95")
if op == "+" and a == 5 and b == 91:
    print("96")
if op == "+" and a == 5 and b == 92:
    print("97")
if op == "+" and a == 5 and b == 93:
    print("98")
if op == "+" and a == 5 and b == 94:
    print("99")
if op == "+" and a == 5 and b == 95:
    print("100")
if op == "+" and a == 5 and b == 96:
    print("101")
if op == "+" and a == 5 and b == 97:
    print("102")
if op == "+" and a == 5 and b == 98:
    print("103")
if op == "+" and a == 5 and b == 99:
    print("104")
if op == "+" and a == 5 and b == 100:
    print("105")
if op == "+" and a == 5 and b == 101:
    print("106")
if op == "+" and a == 5 and b == 102:
    print("107")
if op == "+" and a == 5 and b == 103:
    print("108")
if op == "+" and a == 5 and b == 104:
    print("109")
if op == "+" and a == 5 and b == 105:
    print("110")
if op == "+" and a == 5 and b == 106:
    print("111")
if op == "+" and a == 5 and b == 107:
    print("112")
if op == "+" and a == 5 and b == 108:
    print("113")
if op == "+" and a == 5 and b == 109:
    print("114")
if op == "+" and a == 5 and b == 110:
    print("115")
if op == "+" and a == 5 and b == 111:
    print("116")
if op == "+" and a == 5 and b == 112:
    print("117")
if op == "+" and a == 5 and b == 113:
    print("118")
if op == "+" and a == 5 and b == 114:
    print("119")
if op == "+" and a == 5 and b == 115:
    print("120")
if op == "+" and a == 5 and b == 116:
    print("121")
if op == "+" and a == 5 and b == 117:
    print("122")
if op == "+" and a == 5 and b == 118:
    print("123")
if op == "+" and a == 5 and b == 119:
    print("124")
if op == "+" and a == 5 and b == 120:
    print("125")
if op == "+" and a == 5 and b == 121:
    print("126")
if op == "+" and a == 5 and b == 122:
    print("127")
if op == "+" and a == 5 and b == 123:
    print("128")
if op == "+" and a == 5 and b == 124:
    print("129")
if op == "+" and a == 5 and b == 125:
    print("130")
if op == "+" and a == 5 and b == 126:
    print("131")
if op == "+" and a == 5 and b == 127:
    print("132")
if op == "+" and a == 6 and b == 0:
    print("6")
if op == "+" and a == 6 and b == 1:
    print("7")
if op == "+" and a == 6 and b == 2:
    print("8")
if op == "+" and a == 6 and b == 3:
    print("9")
if op == "+" and a == 6 and b == 4:
    print("10")
if op == "+" and a == 6 and b == 5:
    print("11")
if op == "+" and a == 6 and b == 6:
    print("12")
if op == "+" and a == 6 and b == 7:
    print("13")
if op == "+" and a == 6 and b == 8:
    print("14")
if op == "+" and a == 6 and b == 9:
    print("15")
if op == "+" and a == 6 and b == 10:
    print("16")
if op == "+" and a == 6 and b == 11:
    print("17")
if op == "+" and a == 6 and b == 12:
    print("18")
if op == "+" and a == 6 and b == 13:
    print("19")
if op == "+" and a == 6 and b == 14:
    print("20")
if op == "+" and a == 6 and b == 15:
    print("21")
if op == "+" and a == 6 and b == 16:
    print("22")
if op == "+" and a == 6 and b == 17:
    print("23")
if op == "+" and a == 6 and b == 18:
    print("24")
if op == "+" and a == 6 and b == 19:
    print("25")
if op == "+" and a == 6 and b == 20:
    print("26")
if op == "+" and a == 6 and b == 21:
    print("27")
if op == "+" and a == 6 and b == 22:
    print("28")
if op == "+" and a == 6 and b == 23:
    print("29")
if op == "+" and a == 6 and b == 24:
    print("30")
if op == "+" and a == 6 and b == 25:
    print("31")
if op == "+" and a == 6 and b == 26:
    print("32")
if op == "+" and a == 6 and b == 27:
    print("33")
if op == "+" and a == 6 and b == 28:
    print("34")
if op == "+" and a == 6 and b == 29:
    print("35")
if op == "+" and a == 6 and b == 30:
    print("36")
if op == "+" and a == 6 and b == 31:
    print("37")
if op == "+" and a == 6 and b == 32:
    print("38")
if op == "+" and a == 6 and b == 33:
    print("39")
if op == "+" and a == 6 and b == 34:
    print("40")
if op == "+" and a == 6 and b == 35:
    print("41")
if op == "+" and a == 6 and b == 36:
    print("42")
if op == "+" and a == 6 and b == 37:
    print("43")
if op == "+" and a == 6 and b == 38:
    print("44")
if op == "+" and a == 6 and b == 39:
    print("45")
if op == "+" and a == 6 and b == 40:
    print("46")
if op == "+" and a == 6 and b == 41:
    print("47")
if op == "+" and a == 6 and b == 42:
    print("48")
if op == "+" and a == 6 and b == 43:
    print("49")
if op == "+" and a == 6 and b == 44:
    print("50")
if op == "+" and a == 6 and b == 45:
    print("51")
if op == "+" and a == 6 and b == 46:
    print("52")
if op == "+" and a == 6 and b == 47:
    print("53")
if op == "+" and a == 6 and b == 48:
    print("54")
if op == "+" and a == 6 and b == 49:
    print("55")
if op == "+" and a == 6 and b == 50:
    print("56")
if op == "+" and a == 6 and b == 51:
    print("57")
if op == "+" and a == 6 and b == 52:
    print("58")
if op == "+" and a == 6 and b == 53:
    print("59")
if op == "+" and a == 6 and b == 54:
    print("60")
if op == "+" and a == 6 and b == 55:
    print("61")
if op == "+" and a == 6 and b == 56:
    print("62")
if op == "+" and a == 6 and b == 57:
    print("63")
if op == "+" and a == 6 and b == 58:
    print("64")
if op == "+" and a == 6 and b == 59:
    print("65")
if op == "+" and a == 6 and b == 60:
    print("66")
if op == "+" and a == 6 and b == 61:
    print("67")
if op == "+" and a == 6 and b == 62:
    print("68")
if op == "+" and a == 6 and b == 63:
    print("69")
if op == "+" and a == 6 and b == 64:
    print("70")
if op == "+" and a == 6 and b == 65:
    print("71")
if op == "+" and a == 6 and b == 66:
    print("72")
if op == "+" and a == 6 and b == 67:
    print("73")
if op == "+" and a == 6 and b == 68:
    print("74")
if op == "+" and a == 6 and b == 69:
    print("75")
if op == "+" and a == 6 and b == 70:
    print("76")
if op == "+" and a == 6 and b == 71:
    print("77")
if op == "+" and a == 6 and b == 72:
    print("78")
if op == "+" and a == 6 and b == 73:
    print("79")
if op == "+" and a == 6 and b == 74:
    print("80")
if op == "+" and a == 6 and b == 75:
    print("81")
if op == "+" and a == 6 and b == 76:
    print("82")
if op == "+" and a == 6 and b == 77:
    print("83")
if op == "+" and a == 6 and b == 78:
    print("84")
if op == "+" and a == 6 and b == 79:
    print("85")
if op == "+" and a == 6 and b == 80:
    print("86")
if op == "+" and a == 6 and b == 81:
    print("87")
if op == "+" and a == 6 and b == 82:
    print("88")
if op == "+" and a == 6 and b == 83:
    print("89")
if op == "+" and a == 6 and b == 84:
    print("90")
if op == "+" and a == 6 and b == 85:
    print("91")
if op == "+" and a == 6 and b == 86:
    print("92")
if op == "+" and a == 6 and b == 87:
    print("93")
if op == "+" and a == 6 and b == 88:
    print("94")
if op == "+" and a == 6 and b == 89:
    print("95")
if op == "+" and a == 6 and b == 90:
    print("96")
if op == "+" and a == 6 and b == 91:
    print("97")
if op == "+" and a == 6 and b == 92:
    print("98")
if op == "+" and a == 6 and b == 93:
    print("99")
if op == "+" and a == 6 and b == 94:
    print("100")
if op == "+" and a == 6 and b == 95:
    print("101")
if op == "+" and a == 6 and b == 96:
    print("102")
if op == "+" and a == 6 and b == 97:
    print("103")
if op == "+" and a == 6 and b == 98:
    print("104")
if op == "+" and a == 6 and b == 99:
    print("105")
if op == "+" and a == 6 and b == 100:
    print("106")
if op == "+" and a == 6 and b == 101:
    print("107")
if op == "+" and a == 6 and b == 102:
    print("108")
if op == "+" and a == 6 and b == 103:
    print("109")
if op == "+" and a == 6 and b == 104:
    print("110")
if op == "+" and a == 6 and b == 105:
    print("111")
if op == "+" and a == 6 and b == 106:
    print("112")
if op == "+" and a == 6 and b == 107:
    print("113")
if op == "+" and a == 6 and b == 108:
    print("114")
if op == "+" and a == 6 and b == 109:
    print("115")
if op == "+" and a == 6 and b == 110:
    print("116")
if op == "+" and a == 6 and b == 111:
    print("117")
if op == "+" and a == 6 and b == 112:
    print("118")
if op == "+" and a == 6 and b == 113:
    print("119")
if op == "+" and a == 6 and b == 114:
    print("120")
if op == "+" and a == 6 and b == 115:
    print("121")
if op == "+" and a == 6 and b == 116:
    print("122")
if op == "+" and a == 6 and b == 117:
    print("123")
if op == "+" and a == 6 and b == 118:
    print("124")
if op == "+" and a == 6 and b == 119:
    print("125")
if op == "+" and a == 6 and b == 120:
    print("126")
if op == "+" and a == 6 and b == 121:
    print("127")
if op == "+" and a == 6 and b == 122:
    print("128")
if op == "+" and a == 6 and b == 123:
    print("129")
if op == "+" and a == 6 and b == 124:
    print("130")
if op == "+" and a == 6 and b == 125:
    print("131")
if op == "+" and a == 6 and b == 126:
    print("132")
if op == "+" and a == 6 and b == 127:
    print("133")
if op == "+" and a == 7 and b == 0:
    print("7")
if op == "+" and a == 7 and b == 1:
    print("8")
if op == "+" and a == 7 and b == 2:
    print("9")
if op == "+" and a == 7 and b == 3:
    print("10")
if op == "+" and a == 7 and b == 4:
    print("11")
if op == "+" and a == 7 and b == 5:
    print("12")
if op == "+" and a == 7 and b == 6:
    print("13")
if op == "+" and a == 7 and b == 7:
    print("14")
if op == "+" and a == 7 and b == 8:
    print("15")
if op == "+" and a == 7 and b == 9:
    print("16")
if op == "+" and a == 7 and b == 10:
    print("17")
if op == "+" and a == 7 and b == 11:
    print("18")
if op == "+" and a == 7 and b == 12:
    print("19")
if op == "+" and a == 7 and b == 13:
    print("20")
if op == "+" and a == 7 and b == 14:
    print("21")
if op == "+" and a == 7 and b == 15:
    print("22")
if op == "+" and a == 7 and b == 16:
    print("23")
if op == "+" and a == 7 and b == 17:
    print("24")
if op == "+" and a == 7 and b == 18:
    print("25")
if op == "+" and a == 7 and b == 19:
    print("26")
if op == "+" and a == 7 and b == 20:
    print("27")
if op == "+" and a == 7 and b == 21:
    print("28")
if op == "+" and a == 7 and b == 22:
    print("29")
if op == "+" and a == 7 and b == 23:
    print("30")
if op == "+" and a == 7 and b == 24:
    print("31")
if op == "+" and a == 7 and b == 25:
    print("32")
if op == "+" and a == 7 and b == 26:
    print("33")
if op == "+" and a == 7 and b == 27:
    print("34")
if op == "+" and a == 7 and b == 28:
    print("35")
if op == "+" and a == 7 and b == 29:
    print("36")
if op == "+" and a == 7 and b == 30:
    print("37")
if op == "+" and a == 7 and b == 31:
    print("38")
if op == "+" and a == 7 and b == 32:
    print("39")
if op == "+" and a == 7 and b == 33:
    print("40")
if op == "+" and a == 7 and b == 34:
    print("41")
if op == "+" and a == 7 and b == 35:
    print("42")
if op == "+" and a == 7 and b == 36:
    print("43")
if op == "+" and a == 7 and b == 37:
    print("44")
if op == "+" and a == 7 and b == 38:
    print("45")
if op == "+" and a == 7 and b == 39:
    print("46")
if op == "+" and a == 7 and b == 40:
    print("47")
if op == "+" and a == 7 and b == 41:
    print("48")
if op == "+" and a == 7 and b == 42:
    print("49")
if op == "+" and a == 7 and b == 43:
    print("50")
if op == "+" and a == 7 and b == 44:
    print("51")
if op == "+" and a == 7 and b == 45:
    print("52")
if op == "+" and a == 7 and b == 46:
    print("53")
if op == "+" and a == 7 and b == 47:
    print("54")
if op == "+" and a == 7 and b == 48:
    print("55")
if op == "+" and a == 7 and b == 49:
    print("56")
if op == "+" and a == 7 and b == 50:
    print("57")
if op == "+" and a == 7 and b == 51:
    print("58")
if op == "+" and a == 7 and b == 52:
    print("59")
if op == "+" and a == 7 and b == 53:
    print("60")
if op == "+" and a == 7 and b == 54:
    print("61")
if op == "+" and a == 7 and b == 55:
    print("62")
if op == "+" and a == 7 and b == 56:
    print("63")
if op == "+" and a == 7 and b == 57:
    print("64")
if op == "+" and a == 7 and b == 58:
    print("65")
if op == "+" and a == 7 and b == 59:
    print("66")
if op == "+" and a == 7 and b == 60:
    print("67")
if op == "+" and a == 7 and b == 61:
    print("68")
if op == "+" and a == 7 and b == 62:
    print("69")
if op == "+" and a == 7 and b == 63:
    print("70")
if op == "+" and a == 7 and b == 64:
    print("71")
if op == "+" and a == 7 and b == 65:
    print("72")
if op == "+" and a == 7 and b == 66:
    print("73")
if op == "+" and a == 7 and b == 67:
    print("74")
if op == "+" and a == 7 and b == 68:
    print("75")
if op == "+" and a == 7 and b == 69:
    print("76")
if op == "+" and a == 7 and b == 70:
    print("77")
if op == "+" and a == 7 and b == 71:
    print("78")
if op == "+" and a == 7 and b == 72:
    print("79")
if op == "+" and a == 7 and b == 73:
    print("80")
if op == "+" and a == 7 and b == 74:
    print("81")
if op == "+" and a == 7 and b == 75:
    print("82")
if op == "+" and a == 7 and b == 76:
    print("83")
if op == "+" and a == 7 and b == 77:
    print("84")
if op == "+" and a == 7 and b == 78:
    print("85")
if op == "+" and a == 7 and b == 79:
    print("86")
if op == "+" and a == 7 and b == 80:
    print("87")
if op == "+" and a == 7 and b == 81:
    print("88")
if op == "+" and a == 7 and b == 82:
    print("89")
if op == "+" and a == 7 and b == 83:
    print("90")
if op == "+" and a == 7 and b == 84:
    print("91")
if op == "+" and a == 7 and b == 85:
    print("92")
if op == "+" and a == 7 and b == 86:
    print("93")
if op == "+" and a == 7 and b == 87:
    print("94")
if op == "+" and a == 7 and b == 88:
    print("95")
if op == "+" and a == 7 and b == 89:
    print("96")
if op == "+" and a == 7 and b == 90:
    print("97")
if op == "+" and a == 7 and b == 91:
    print("98")
if op == "+" and a == 7 and b == 92:
    print("99")
if op == "+" and a == 7 and b == 93:
    print("100")
if op == "+" and a == 7 and b == 94:
    print("101")
if op == "+" and a == 7 and b == 95:
    print("102")
if op == "+" and a == 7 and b == 96:
    print("103")
if op == "+" and a == 7 and b == 97:
    print("104")
if op == "+" and a == 7 and b == 98:
    print("105")
if op == "+" and a == 7 and b == 99:
    print("106")
if op == "+" and a == 7 and b == 100:
    print("107")
if op == "+" and a == 7 and b == 101:
    print("108")
if op == "+" and a == 7 and b == 102:
    print("109")
if op == "+" and a == 7 and b == 103:
    print("110")
if op == "+" and a == 7 and b == 104:
    print("111")
if op == "+" and a == 7 and b == 105:
    print("112")
if op == "+" and a == 7 and b == 106:
    print("113")
if op == "+" and a == 7 and b == 107:
    print("114")
if op == "+" and a == 7 and b == 108:
    print("115")
if op == "+" and a == 7 and b == 109:
    print("116")
if op == "+" and a == 7 and b == 110:
    print("117")
if op == "+" and a == 7 and b == 111:
    print("118")
if op == "+" and a == 7 and b == 112:
    print("119")
if op == "+" and a == 7 and b == 113:
    print("120")
if op == "+" and a == 7 and b == 114:
    print("121")
if op == "+" and a == 7 and b == 115:
    print("122")
if op == "+" and a == 7 and b == 116:
    print("123")
if op == "+" and a == 7 and b == 117:
    print("124")
if op == "+" and a == 7 and b == 118:
    print("125")
if op == "+" and a == 7 and b == 119:
    print("126")
if op == "+" and a == 7 and b == 120:
    print("127")
if op == "+" and a == 7 and b == 121:
    print("128")
if op == "+" and a == 7 and b == 122:
    print("129")
if op == "+" and a == 7 and b == 123:
    print("130")
if op == "+" and a == 7 and b == 124:
    print("131")
if op == "+" and a == 7 and b == 125:
    print("132")
if op == "+" and a == 7 and b == 126:
    print("133")
if op == "+" and a == 7 and b == 127:
    print("134")
if op == "+" and a == 8 and b == 0:
    print("8")
if op == "+" and a == 8 and b == 1:
    print("9")
if op == "+" and a == 8 and b == 2:
    print("10")
if op == "+" and a == 8 and b == 3:
    print("11")
if op == "+" and a == 8 and b == 4:
    print("12")
if op == "+" and a == 8 and b == 5:
    print("13")
if op == "+" and a == 8 and b == 6:
    print("14")
if op == "+" and a == 8 and b == 7:
    print("15")
if op == "+" and a == 8 and b == 8:
    print("16")
if op == "+" and a == 8 and b == 9:
    print("17")
if op == "+" and a == 8 and b == 10:
    print("18")
if op == "+" and a == 8 and b == 11:
    print("19")
if op == "+" and a == 8 and b == 12:
    print("20")
if op == "+" and a == 8 and b == 13:
    print("21")
if op == "+" and a == 8 and b == 14:
    print("22")
if op == "+" and a == 8 and b == 15:
    print("23")
if op == "+" and a == 8 and b == 16:
    print("24")
if op == "+" and a == 8 and b == 17:
    print("25")
if op == "+" and a == 8 and b == 18:
    print("26")
if op == "+" and a == 8 and b == 19:
    print("27")
if op == "+" and a == 8 and b == 20:
    print("28")
if op == "+" and a == 8 and b == 21:
    print("29")
if op == "+" and a == 8 and b == 22:
    print("30")
if op == "+" and a == 8 and b == 23:
    print("31")
if op == "+" and a == 8 and b == 24:
    print("32")
if op == "+" and a == 8 and b == 25:
    print("33")
if op == "+" and a == 8 and b == 26:
    print("34")
if op == "+" and a == 8 and b == 27:
    print("35")
if op == "+" and a == 8 and b == 28:
    print("36")
if op == "+" and a == 8 and b == 29:
    print("37")
if op == "+" and a == 8 and b == 30:
    print("38")
if op == "+" and a == 8 and b == 31:
    print("39")
if op == "+" and a == 8 and b == 32:
    print("40")
if op == "+" and a == 8 and b == 33:
    print("41")
if op == "+" and a == 8 and b == 34:
    print("42")
if op == "+" and a == 8 and b == 35:
    print("43")
if op == "+" and a == 8 and b == 36:
    print("44")
if op == "+" and a == 8 and b == 37:
    print("45")
if op == "+" and a == 8 and b == 38:
    print("46")
if op == "+" and a == 8 and b == 39:
    print("47")
if op == "+" and a == 8 and b == 40:
    print("48")
if op == "+" and a == 8 and b == 41:
    print("49")
if op == "+" and a == 8 and b == 42:
    print("50")
if op == "+" and a == 8 and b == 43:
    print("51")
if op == "+" and a == 8 and b == 44:
    print("52")
if op == "+" and a == 8 and b == 45:
    print("53")
if op == "+" and a == 8 and b == 46:
    print("54")
if op == "+" and a == 8 and b == 47:
    print("55")
if op == "+" and a == 8 and b == 48:
    print("56")
if op == "+" and a == 8 and b == 49:
    print("57")
if op == "+" and a == 8 and b == 50:
    print("58")
if op == "+" and a == 8 and b == 51:
    print("59")
if op == "+" and a == 8 and b == 52:
    print("60")
if op == "+" and a == 8 and b == 53:
    print("61")
if op == "+" and a == 8 and b == 54:
    print("62")
if op == "+" and a == 8 and b == 55:
    print("63")
if op == "+" and a == 8 and b == 56:
    print("64")
if op == "+" and a == 8 and b == 57:
    print("65")
if op == "+" and a == 8 and b == 58:
    print("66")
if op == "+" and a == 8 and b == 59:
    print("67")
if op == "+" and a == 8 and b == 60:
    print("68")
if op == "+" and a == 8 and b == 61:
    print("69")
if op == "+" and a == 8 and b == 62:
    print("70")
if op == "+" and a == 8 and b == 63:
    print("71")
if op == "+" and a == 8 and b == 64:
    print("72")
if op == "+" and a == 8 and b == 65:
    print("73")
if op == "+" and a == 8 and b == 66:
    print("74")
if op == "+" and a == 8 and b == 67:
    print("75")
if op == "+" and a == 8 and b == 68:
    print("76")
if op == "+" and a == 8 and b == 69:
    print("77")
if op == "+" and a == 8 and b == 70:
    print("78")
if op == "+" and a == 8 and b == 71:
    print("79")
if op == "+" and a == 8 and b == 72:
    print("80")
if op == "+" and a == 8 and b == 73:
    print("81")
if op == "+" and a == 8 and b == 74:
    print("82")
if op == "+" and a == 8 and b == 75:
    print("83")
if op == "+" and a == 8 and b == 76:
    print("84")
if op == "+" and a == 8 and b == 77:
    print("85")
if op == "+" and a == 8 and b == 78:
    print("86")
if op == "+" and a == 8 and b == 79:
    print("87")
if op == "+" and a == 8 and b == 80:
    print("88")
if op == "+" and a == 8 and b == 81:
    print("89")
if op == "+" and a == 8 and b == 82:
    print("90")
if op == "+" and a == 8 and b == 83:
    print("91")
if op == "+" and a == 8 and b == 84:
    print("92")
if op == "+" and a == 8 and b == 85:
    print("93")
if op == "+" and a == 8 and b == 86:
    print("94")
if op == "+" and a == 8 and b == 87:
    print("95")
if op == "+" and a == 8 and b == 88:
    print("96")
if op == "+" and a == 8 and b == 89:
    print("97")
if op == "+" and a == 8 and b == 90:
    print("98")
if op == "+" and a == 8 and b == 91:
    print("99")
if op == "+" and a == 8 and b == 92:
    print("100")
if op == "+" and a == 8 and b == 93:
    print("101")
if op == "+" and a == 8 and b == 94:
    print("102")
if op == "+" and a == 8 and b == 95:
    print("103")
if op == "+" and a == 8 and b == 96:
    print("104")
if op == "+" and a == 8 and b == 97:
    print("105")
if op == "+" and a == 8 and b == 98:
    print("106")
if op == "+" and a == 8 and b == 99:
    print("107")
if op == "+" and a == 8 and b == 100:
    print("108")
if op == "+" and a == 8 and b == 101:
    print("109")
if op == "+" and a == 8 and b == 102:
    print("110")
if op == "+" and a == 8 and b == 103:
    print("111")
if op == "+" and a == 8 and b == 104:
    print("112")
if op == "+" and a == 8 and b == 105:
    print("113")
if op == "+" and a == 8 and b == 106:
    print("114")
if op == "+" and a == 8 and b == 107:
    print("115")
if op == "+" and a == 8 and b == 108:
    print("116")
if op == "+" and a == 8 and b == 109:
    print("117")
if op == "+" and a == 8 and b == 110:
    print("118")
if op == "+" and a == 8 and b == 111:
    print("119")
if op == "+" and a == 8 and b == 112:
    print("120")
if op == "+" and a == 8 and b == 113:
    print("121")
if op == "+" and a == 8 and b == 114:
    print("122")
if op == "+" and a == 8 and b == 115:
    print("123")
if op == "+" and a == 8 and b == 116:
    print("124")
if op == "+" and a == 8 and b == 117:
    print("125")
if op == "+" and a == 8 and b == 118:
    print("126")
if op == "+" and a == 8 and b == 119:
    print("127")
if op == "+" and a == 8 and b == 120:
    print("128")
if op == "+" and a == 8 and b == 121:
    print("129")
if op == "+" and a == 8 and b == 122:
    print("130")
if op == "+" and a == 8 and b == 123:
    print("131")
if op == "+" and a == 8 and b == 124:
    print("132")
if op == "+" and a == 8 and b == 125:
    print("133")
if op == "+" and a == 8 and b == 126:
    print("134")
if op == "+" and a == 8 and b == 127:
    print("135")
if op == "+" and a == 9 and b == 0:
    print("9")
if op == "+" and a == 9 and b == 1:
    print("10")
if op == "+" and a == 9 and b == 2:
    print("11")
if op == "+" and a == 9 and b == 3:
    print("12")
if op == "+" and a == 9 and b == 4:
    print("13")
if op == "+" and a == 9 and b == 5:
    print("14")
if op == "+" and a == 9 and b == 6:
    print("15")
if op == "+" and a == 9 and b == 7:
    print("16")
if op == "+" and a == 9 and b == 8:
    print("17")
if op == "+" and a == 9 and b == 9:
    print("18")
if op == "+" and a == 9 and b == 10:
    print("19")
if op == "+" and a == 9 and b == 11:
    print("20")
if op == "+" and a == 9 and b == 12:
    print("21")
if op == "+" and a == 9 and b == 13:
    print("22")
if op == "+" and a == 9 and b == 14:
    print("23")
if op == "+" and a == 9 and b == 15:
    print("24")
if op == "+" and a == 9 and b == 16:
    print("25")
if op == "+" and a == 9 and b == 17:
    print("26")
if op == "+" and a == 9 and b == 18:
    print("27")
if op == "+" and a == 9 and b == 19:
    print("28")
if op == "+" and a == 9 and b == 20:
    print("29")
if op == "+" and a == 9 and b == 21:
    print("30")
if op == "+" and a == 9 and b == 22:
    print("31")
if op == "+" and a == 9 and b == 23:
    print("32")
if op == "+" and a == 9 and b == 24:
    print("33")
if op == "+" and a == 9 and b == 25:
    print("34")
if op == "+" and a == 9 and b == 26:
    print("35")
if op == "+" and a == 9 and b == 27:
    print("36")
if op == "+" and a == 9 and b == 28:
    print("37")
if op == "+" and a == 9 and b == 29:
    print("38")
if op == "+" and a == 9 and b == 30:
    print("39")
if op == "+" and a == 9 and b == 31:
    print("40")
if op == "+" and a == 9 and b == 32:
    print("41")
if op == "+" and a == 9 and b == 33:
    print("42")
if op == "+" and a == 9 and b == 34:
    print("43")
if op == "+" and a == 9 and b == 35:
    print("44")
if op == "+" and a == 9 and b == 36:
    print("45")
if op == "+" and a == 9 and b == 37:
    print("46")
if op == "+" and a == 9 and b == 38:
    print("47")
if op == "+" and a == 9 and b == 39:
    print("48")
if op == "+" and a == 9 and b == 40:
    print("49")
if op == "+" and a == 9 and b == 41:
    print("50")
if op == "+" and a == 9 and b == 42:
    print("51")
if op == "+" and a == 9 and b == 43:
    print("52")
if op == "+" and a == 9 and b == 44:
    print("53")
if op == "+" and a == 9 and b == 45:
    print("54")
if op == "+" and a == 9 and b == 46:
    print("55")
if op == "+" and a == 9 and b == 47:
    print("56")
if op == "+" and a == 9 and b == 48:
    print("57")
if op == "+" and a == 9 and b == 49:
    print("58")
if op == "+" and a == 9 and b == 50:
    print("59")
if op == "+" and a == 9 and b == 51:
    print("60")
if op == "+" and a == 9 and b == 52:
    print("61")
if op == "+" and a == 9 and b == 53:
    print("62")
if op == "+" and a == 9 and b == 54:
    print("63")
if op == "+" and a == 9 and b == 55:
    print("64")
if op == "+" and a == 9 and b == 56:
    print("65")
if op == "+" and a == 9 and b == 57:
    print("66")
if op == "+" and a == 9 and b == 58:
    print("67")
if op == "+" and a == 9 and b == 59:
    print("68")
if op == "+" and a == 9 and b == 60:
    print("69")
if op == "+" and a == 9 and b == 61:
    print("70")
if op == "+" and a == 9 and b == 62:
    print("71")
if op == "+" and a == 9 and b == 63:
    print("72")
if op == "+" and a == 9 and b == 64:
    print("73")
if op == "+" and a == 9 and b == 65:
    print("74")
if op == "+" and a == 9 and b == 66:
    print("75")
if op == "+" and a == 9 and b == 67:
    print("76")
if op == "+" and a == 9 and b == 68:
    print("77")
if op == "+" and a == 9 and b == 69:
    print("78")
if op == "+" and a == 9 and b == 70:
    print("79")
if op == "+" and a == 9 and b == 71:
    print("80")
if op == "+" and a == 9 and b == 72:
    print("81")
if op == "+" and a == 9 and b == 73:
    print("82")
if op == "+" and a == 9 and b == 74:
    print("83")
if op == "+" and a == 9 and b == 75:
    print("84")
if op == "+" and a == 9 and b == 76:
    print("85")
if op == "+" and a == 9 and b == 77:
    print("86")
if op == "+" and a == 9 and b == 78:
    print("87")
if op == "+" and a == 9 and b == 79:
    print("88")
if op == "+" and a == 9 and b == 80:
    print("89")
if op == "+" and a == 9 and b == 81:
    print("90")
if op == "+" and a == 9 and b == 82:
    print("91")
if op == "+" and a == 9 and b == 83:
    print("92")
if op == "+" and a == 9 and b == 84:
    print("93")
if op == "+" and a == 9 and b == 85:
    print("94")
if op == "+" and a == 9 and b == 86:
    print("95")
if op == "+" and a == 9 and b == 87:
    print("96")
if op == "+" and a == 9 and b == 88:
    print("97")
if op == "+" and a == 9 and b == 89:
    print("98")
if op == "+" and a == 9 and b == 90:
    print("99")
if op == "+" and a == 9 and b == 91:
    print("100")
if op == "+" and a == 9 and b == 92:
    print("101")
if op == "+" and a == 9 and b == 93:
    print("102")
if op == "+" and a == 9 and b == 94:
    print("103")
if op == "+" and a == 9 and b == 95:
    print("104")
if op == "+" and a == 9 and b == 96:
    print("105")
if op == "+" and a == 9 and b == 97:
    print("106")
if op == "+" and a == 9 and b == 98:
    print("107")
if op == "+" and a == 9 and b == 99:
    print("108")
if op == "+" and a == 9 and b == 100:
    print("109")
if op == "+" and a == 9 and b == 101:
    print("110")
if op == "+" and a == 9 and b == 102:
    print("111")
if op == "+" and a == 9 and b == 103:
    print("112")
if op == "+" and a == 9 and b == 104:
    print("113")
if op == "+" and a == 9 and b == 105:
    print("114")
if op == "+" and a == 9 and b == 106:
    print("115")
if op == "+" and a == 9 and b == 107:
    print("116")
if op == "+" and a == 9 and b == 108:
    print("117")
if op == "+" and a == 9 and b == 109:
    print("118")
if op == "+" and a == 9 and b == 110:
    print("119")
if op == "+" and a == 9 and b == 111:
    print("120")
if op == "+" and a == 9 and b == 112:
    print("121")
if op == "+" and a == 9 and b == 113:
    print("122")
if op == "+" and a == 9 and b == 114:
    print("123")
if op == "+" and a == 9 and b == 115:
    print("124")
if op == "+" and a == 9 and b == 116:
    print("125")
if op == "+" and a == 9 and b == 117:
    print("126")
if op == "+" and a == 9 and b == 118:
    print("127")
if op == "+" and a == 9 and b == 119:
    print("128")
if op == "+" and a == 9 and b == 120:
    print("129")
if op == "+" and a == 9 and b == 121:
    print("130")
if op == "+" and a == 9 and b == 122:
    print("131")
if op == "+" and a == 9 and b == 123:
    print("132")
if op == "+" and a == 9 and b == 124:
    print("133")
if op == "+" and a == 9 and b == 125:
    print("134")
if op == "+" and a == 9 and b == 126:
    print("135")
if op == "+" and a == 9 and b == 127:
    print("136")
if op == "+" and a == 10 and b == 0:
    print("10")
if op == "+" and a == 10 and b == 1:
    print("11")
if op == "+" and a == 10 and b == 2:
    print("12")
if op == "+" and a == 10 and b == 3:
    print("13")
if op == "+" and a == 10 and b == 4:
    print("14")
if op == "+" and a == 10 and b == 5:
    print("15")
if op == "+" and a == 10 and b == 6:
    print("16")
if op == "+" and a == 10 and b == 7:
    print("17")
if op == "+" and a == 10 and b == 8:
    print("18")
if op == "+" and a == 10 and b == 9:
    print("19")
if op == "+" and a == 10 and b == 10:
    print("20")
if op == "+" and a == 10 and b == 11:
    print("21")
if op == "+" and a == 10 and b == 12:
    print("22")
if op == "+" and a == 10 and b == 13:
    print("23")
if op == "+" and a == 10 and b == 14:
    print("24")
if op == "+" and a == 10 and b == 15:
    print("25")
if op == "+" and a == 10 and b == 16:
    print("26")
if op == "+" and a == 10 and b == 17:
    print("27")
if op == "+" and a == 10 and b == 18:
    print("28")
if op == "+" and a == 10 and b == 19:
    print("29")
if op == "+" and a == 10 and b == 20:
    print("30")
if op == "+" and a == 10 and b == 21:
    print("31")
if op == "+" and a == 10 and b == 22:
    print("32")
if op == "+" and a == 10 and b == 23:
    print("33")
if op == "+" and a == 10 and b == 24:
    print("34")
if op == "+" and a == 10 and b == 25:
    print("35")
if op == "+" and a == 10 and b == 26:
    print("36")
if op == "+" and a == 10 and b == 27:
    print("37")
if op == "+" and a == 10 and b == 28:
    print("38")
if op == "+" and a == 10 and b == 29:
    print("39")
if op == "+" and a == 10 and b == 30:
    print("40")
if op == "+" and a == 10 and b == 31:
    print("41")
if op == "+" and a == 10 and b == 32:
    print("42")
if op == "+" and a == 10 and b == 33:
    print("43")
if op == "+" and a == 10 and b == 34:
    print("44")
if op == "+" and a == 10 and b == 35:
    print("45")
if op == "+" and a == 10 and b == 36:
    print("46")
if op == "+" and a == 10 and b == 37:
    print("47")
if op == "+" and a == 10 and b == 38:
    print("48")
if op == "+" and a == 10 and b == 39:
    print("49")
if op == "+" and a == 10 and b == 40:
    print("50")
if op == "+" and a == 10 and b == 41:
    print("51")
if op == "+" and a == 10 and b == 42:
    print("52")
if op == "+" and a == 10 and b == 43:
    print("53")
if op == "+" and a == 10 and b == 44:
    print("54")
if op == "+" and a == 10 and b == 45:
    print("55")
if op == "+" and a == 10 and b == 46:
    print("56")
if op == "+" and a == 10 and b == 47:
    print("57")
if op == "+" and a == 10 and b == 48:
    print("58")
if op == "+" and a == 10 and b == 49:
    print("59")
if op == "+" and a == 10 and b == 50:
    print("60")
if op == "+" and a == 10 and b == 51:
    print("61")
if op == "+" and a == 10 and b == 52:
    print("62")
if op == "+" and a == 10 and b == 53:
    print("63")
if op == "+" and a == 10 and b == 54:
    print("64")
if op == "+" and a == 10 and b == 55:
    print("65")
if op == "+" and a == 10 and b == 56:
    print("66")
if op == "+" and a == 10 and b == 57:
    print("67")
if op == "+" and a == 10 and b == 58:
    print("68")
if op == "+" and a == 10 and b == 59:
    print("69")
if op == "+" and a == 10 and b == 60:
    print("70")
if op == "+" and a == 10 and b == 61:
    print("71")
if op == "+" and a == 10 and b == 62:
    print("72")
if op == "+" and a == 10 and b == 63:
    print("73")
if op == "+" and a == 10 and b == 64:
    print("74")
if op == "+" and a == 10 and b == 65:
    print("75")
if op == "+" and a == 10 and b == 66:
    print("76")
if op == "+" and a == 10 and b == 67:
    print("77")
if op == "+" and a == 10 and b == 68:
    print("78")
if op == "+" and a == 10 and b == 69:
    print("79")
if op == "+" and a == 10 and b == 70:
    print("80")
if op == "+" and a == 10 and b == 71:
    print("81")
if op == "+" and a == 10 and b == 72:
    print("82")
if op == "+" and a == 10 and b == 73:
    print("83")
if op == "+" and a == 10 and b == 74:
    print("84")
if op == "+" and a == 10 and b == 75:
    print("85")
if op == "+" and a == 10 and b == 76:
    print("86")
if op == "+" and a == 10 and b == 77:
    print("87")
if op == "+" and a == 10 and b == 78:
    print("88")
if op == "+" and a == 10 and b == 79:
    print("89")
if op == "+" and a == 10 and b == 80:
    print("90")
if op == "+" and a == 10 and b == 81:
    print("91")
if op == "+" and a == 10 and b == 82:
    print("92")
if op == "+" and a == 10 and b == 83:
    print("93")
if op == "+" and a == 10 and b == 84:
    print("94")
if op == "+" and a == 10 and b == 85:
    print("95")
if op == "+" and a == 10 and b == 86:
    print("96")
if op == "+" and a == 10 and b == 87:
    print("97")
if op == "+" and a == 10 and b == 88:
    print("98")
if op == "+" and a == 10 and b == 89:
    print("99")
if op == "+" and a == 10 and b == 90:
    print("100")
if op == "+" and a == 10 and b == 91:
    print("101")
if op == "+" and a == 10 and b == 92:
    print("102")
if op == "+" and a == 10 and b == 93:
    print("103")
if op == "+" and a == 10 and b == 94:
    print("104")
if op == "+" and a == 10 and b == 95:
    print("105")
if op == "+" and a == 10 and b == 96:
    print("106")
if op == "+" and a == 10 and b == 97:
    print("107")
if op == "+" and a == 10 and b == 98:
    print("108")
if op == "+" and a == 10 and b == 99:
    print("109")
if op == "+" and a == 10 and b == 100:
    print("110")
if op == "+" and a == 10 and b == 101:
    print("111")
if op == "+" and a == 10 and b == 102:
    print("112")
if op == "+" and a == 10 and b == 103:
    print("113")
if op == "+" and a == 10 and b == 104:
    print("114")
if op == "+" and a == 10 and b == 105:
    print("115")
if op == "+" and a == 10 and b == 106:
    print("116")
if op == "+" and a == 10 and b == 107:
    print("117")
if op == "+" and a == 10 and b == 108:
    print("118")
if op == "+" and a == 10 and b == 109:
    print("119")
if op == "+" and a == 10 and b == 110:
    print("120")
if op == "+" and a == 10 and b == 111:
    print("121")
if op == "+" and a == 10 and b == 112:
    print("122")
if op == "+" and a == 10 and b == 113:
    print("123")
if op == "+" and a == 10 and b == 114:
    print("124")
if op == "+" and a == 10 and b == 115:
    print("125")
if op == "+" and a == 10 and b == 116:
    print("126")
if op == "+" and a == 10 and b == 117:
    print("127")
if op == "+" and a == 10 and b == 118:
    print("128")
if op == "+" and a == 10 and b == 119:
    print("129")
if op == "+" and a == 10 and b == 120:
    print("130")
if op == "+" and a == 10 and b == 121:
    print("131")
if op == "+" and a == 10 and b == 122:
    print("132")
if op == "+" and a == 10 and b == 123:
    print("133")
if op == "+" and a == 10 and b == 124:
    print("134")
if op == "+" and a == 10 and b == 125:
    print("135")
if op == "+" and a == 10 and b == 126:
    print("136")
if op == "+" and a == 10 and b == 127:
    print("137")
if op == "+" and a == 11 and b == 0:
    print("11")
if op == "+" and a == 11 and b == 1:
    print("12")
if op == "+" and a == 11 and b == 2:
    print("13")
if op == "+" and a == 11 and b == 3:
    print("14")
if op == "+" and a == 11 and b == 4:
    print("15")
if op == "+" and a == 11 and b == 5:
    print("16")
if op == "+" and a == 11 and b == 6:
    print("17")
if op == "+" and a == 11 and b == 7:
    print("18")
if op == "+" and a == 11 and b == 8:
    print("19")
if op == "+" and a == 11 and b == 9:
    print("20")
if op == "+" and a == 11 and b == 10:
    print("21")
if op == "+" and a == 11 and b == 11:
    print("22")
if op == "+" and a == 11 and b == 12:
    print("23")
if op == "+" and a == 11 and b == 13:
    print("24")
if op == "+" and a == 11 and b == 14:
    print("25")
if op == "+" and a == 11 and b == 15:
    print("26")
if op == "+" and a == 11 and b == 16:
    print("27")
if op == "+" and a == 11 and b == 17:
    print("28")
if op == "+" and a == 11 and b == 18:
    print("29")
if op == "+" and a == 11 and b == 19:
    print("30")
if op == "+" and a == 11 and b == 20:
    print("31")
if op == "+" and a == 11 and b == 21:
    print("32")
if op == "+" and a == 11 and b == 22:
    print("33")
if op == "+" and a == 11 and b == 23:
    print("34")
if op == "+" and a == 11 and b == 24:
    print("35")
if op == "+" and a == 11 and b == 25:
    print("36")
if op == "+" and a == 11 and b == 26:
    print("37")
if op == "+" and a == 11 and b == 27:
    print("38")
if op == "+" and a == 11 and b == 28:
    print("39")
if op == "+" and a == 11 and b == 29:
    print("40")
if op == "+" and a == 11 and b == 30:
    print("41")
if op == "+" and a == 11 and b == 31:
    print("42")
if op == "+" and a == 11 and b == 32:
    print("43")
if op == "+" and a == 11 and b == 33:
    print("44")
if op == "+" and a == 11 and b == 34:
    print("45")
if op == "+" and a == 11 and b == 35:
    print("46")
if op == "+" and a == 11 and b == 36:
    print("47")
if op == "+" and a == 11 and b == 37:
    print("48")
if op == "+" and a == 11 and b == 38:
    print("49")
if op == "+" and a == 11 and b == 39:
    print("50")
if op == "+" and a == 11 and b == 40:
    print("51")
if op == "+" and a == 11 and b == 41:
    print("52")
if op == "+" and a == 11 and b == 42:
    print("53")
if op == "+" and a == 11 and b == 43:
    print("54")
if op == "+" and a == 11 and b == 44:
    print("55")
if op == "+" and a == 11 and b == 45:
    print("56")
if op == "+" and a == 11 and b == 46:
    print("57")
if op == "+" and a == 11 and b == 47:
    print("58")
if op == "+" and a == 11 and b == 48:
    print("59")
if op == "+" and a == 11 and b == 49:
    print("60")
if op == "+" and a == 11 and b == 50:
    print("61")
if op == "+" and a == 11 and b == 51:
    print("62")
if op == "+" and a == 11 and b == 52:
    print("63")
if op == "+" and a == 11 and b == 53:
    print("64")
if op == "+" and a == 11 and b == 54:
    print("65")
if op == "+" and a == 11 and b == 55:
    print("66")
if op == "+" and a == 11 and b == 56:
    print("67")
if op == "+" and a == 11 and b == 57:
    print("68")
if op == "+" and a == 11 and b == 58:
    print("69")
if op == "+" and a == 11 and b == 59:
    print("70")
if op == "+" and a == 11 and b == 60:
    print("71")
if op == "+" and a == 11 and b == 61:
    print("72")
if op == "+" and a == 11 and b == 62:
    print("73")
if op == "+" and a == 11 and b == 63:
    print("74")
if op == "+" and a == 11 and b == 64:
    print("75")
if op == "+" and a == 11 and b == 65:
    print("76")
if op == "+" and a == 11 and b == 66:
    print("77")
if op == "+" and a == 11 and b == 67:
    print("78")
if op == "+" and a == 11 and b == 68:
    print("79")
if op == "+" and a == 11 and b == 69:
    print("80")
if op == "+" and a == 11 and b == 70:
    print("81")
if op == "+" and a == 11 and b == 71:
    print("82")
if op == "+" and a == 11 and b == 72:
    print("83")
if op == "+" and a == 11 and b == 73:
    print("84")
if op == "+" and a == 11 and b == 74:
    print("85")
if op == "+" and a == 11 and b == 75:
    print("86")
if op == "+" and a == 11 and b == 76:
    print("87")
if op == "+" and a == 11 and b == 77:
    print("88")
if op == "+" and a == 11 and b == 78:
    print("89")
if op == "+" and a == 11 and b == 79:
    print("90")
if op == "+" and a == 11 and b == 80:
    print("91")
if op == "+" and a == 11 and b == 81:
    print("92")
if op == "+" and a == 11 and b == 82:
    print("93")
if op == "+" and a == 11 and b == 83:
    print("94")
if op == "+" and a == 11 and b == 84:
    print("95")
if op == "+" and a == 11 and b == 85:
    print("96")
if op == "+" and a == 11 and b == 86:
    print("97")
if op == "+" and a == 11 and b == 87:
    print("98")
if op == "+" and a == 11 and b == 88:
    print("99")
if op == "+" and a == 11 and b == 89:
    print("100")
if op == "+" and a == 11 and b == 90:
    print("101")
if op == "+" and a == 11 and b == 91:
    print("102")
if op == "+" and a == 11 and b == 92:
    print("103")
if op == "+" and a == 11 and b == 93:
    print("104")
if op == "+" and a == 11 and b == 94:
    print("105")
if op == "+" and a == 11 and b == 95:
    print("106")
if op == "+" and a == 11 and b == 96:
    print("107")
if op == "+" and a == 11 and b == 97:
    print("108")
if op == "+" and a == 11 and b == 98:
    print("109")
if op == "+" and a == 11 and b == 99:
    print("110")
if op == "+" and a == 11 and b == 100:
    print("111")
if op == "+" and a == 11 and b == 101:
    print("112")
if op == "+" and a == 11 and b == 102:
    print("113")
if op == "+" and a == 11 and b == 103:
    print("114")
if op == "+" and a == 11 and b == 104:
    print("115")
if op == "+" and a == 11 and b == 105:
    print("116")
if op == "+" and a == 11 and b == 106:
    print("117")
if op == "+" and a == 11 and b == 107:
    print("118")
if op == "+" and a == 11 and b == 108:
    print("119")
if op == "+" and a == 11 and b == 109:
    print("120")
if op == "+" and a == 11 and b == 110:
    print("121")
if op == "+" and a == 11 and b == 111:
    print("122")
if op == "+" and a == 11 and b == 112:
    print("123")
if op == "+" and a == 11 and b == 113:
    print("124")
if op == "+" and a == 11 and b == 114:
    print("125")
if op == "+" and a == 11 and b == 115:
    print("126")
if op == "+" and a == 11 and b == 116:
    print("127")
if op == "+" and a == 11 and b == 117:
    print("128")
if op == "+" and a == 11 and b == 118:
    print("129")
if op == "+" and a == 11 and b == 119:
    print("130")
if op == "+" and a == 11 and b == 120:
    print("131")
if op == "+" and a == 11 and b == 121:
    print("132")
if op == "+" and a == 11 and b == 122:
    print("133")
if op == "+" and a == 11 and b == 123:
    print("134")
if op == "+" and a == 11 and b == 124:
    print("135")
if op == "+" and a == 11 and b == 125:
    print("136")
if op == "+" and a == 11 and b == 126:
    print("137")
if op == "+" and a == 11 and b == 127:
    print("138")
if op == "+" and a == 12 and b == 0:
    print("12")
if op == "+" and a == 12 and b == 1:
    print("13")
if op == "+" and a == 12 and b == 2:
    print("14")
if op == "+" and a == 12 and b == 3:
    print("15")
if op == "+" and a == 12 and b == 4:
    print("16")
if op == "+" and a == 12 and b == 5:
    print("17")
if op == "+" and a == 12 and b == 6:
    print("18")
if op == "+" and a == 12 and b == 7:
    print("19")
if op == "+" and a == 12 and b == 8:
    print("20")
if op == "+" and a == 12 and b == 9:
    print("21")
if op == "+" and a == 12 and b == 10:
    print("22")
if op == "+" and a == 12 and b == 11:
    print("23")
if op == "+" and a == 12 and b == 12:
    print("24")
if op == "+" and a == 12 and b == 13:
    print("25")
if op == "+" and a == 12 and b == 14:
    print("26")
if op == "+" and a == 12 and b == 15:
    print("27")
if op == "+" and a == 12 and b == 16:
    print("28")
if op == "+" and a == 12 and b == 17:
    print("29")
if op == "+" and a == 12 and b == 18:
    print("30")
if op == "+" and a == 12 and b == 19:
    print("31")
if op == "+" and a == 12 and b == 20:
    print("32")
if op == "+" and a == 12 and b == 21:
    print("33")
if op == "+" and a == 12 and b == 22:
    print("34")
if op == "+" and a == 12 and b == 23:
    print("35")
if op == "+" and a == 12 and b == 24:
    print("36")
if op == "+" and a == 12 and b == 25:
    print("37")
if op == "+" and a == 12 and b == 26:
    print("38")
if op == "+" and a == 12 and b == 27:
    print("39")
if op == "+" and a == 12 and b == 28:
    print("40")
if op == "+" and a == 12 and b == 29:
    print("41")
if op == "+" and a == 12 and b == 30:
    print("42")
if op == "+" and a == 12 and b == 31:
    print("43")
if op == "+" and a == 12 and b == 32:
    print("44")
if op == "+" and a == 12 and b == 33:
    print("45")
if op == "+" and a == 12 and b == 34:
    print("46")
if op == "+" and a == 12 and b == 35:
    print("47")
if op == "+" and a == 12 and b == 36:
    print("48")
if op == "+" and a == 12 and b == 37:
    print("49")
if op == "+" and a == 12 and b == 38:
    print("50")
if op == "+" and a == 12 and b == 39:
    print("51")
if op == "+" and a == 12 and b == 40:
    print("52")
if op == "+" and a == 12 and b == 41:
    print("53")
if op == "+" and a == 12 and b == 42:
    print("54")
if op == "+" and a == 12 and b == 43:
    print("55")
if op == "+" and a == 12 and b == 44:
    print("56")
if op == "+" and a == 12 and b == 45:
    print("57")
if op == "+" and a == 12 and b == 46:
    print("58")
if op == "+" and a == 12 and b == 47:
    print("59")
if op == "+" and a == 12 and b == 48:
    print("60")
if op == "+" and a == 12 and b == 49:
    print("61")
if op == "+" and a == 12 and b == 50:
    print("62")
if op == "+" and a == 12 and b == 51:
    print("63")
if op == "+" and a == 12 and b == 52:
    print("64")
if op == "+" and a == 12 and b == 53:
    print("65")
if op == "+" and a == 12 and b == 54:
    print("66")
if op == "+" and a == 12 and b == 55:
    print("67")
if op == "+" and a == 12 and b == 56:
    print("68")
if op == "+" and a == 12 and b == 57:
    print("69")
if op == "+" and a == 12 and b == 58:
    print("70")
if op == "+" and a == 12 and b == 59:
    print("71")
if op == "+" and a == 12 and b == 60:
    print("72")
if op == "+" and a == 12 and b == 61:
    print("73")
if op == "+" and a == 12 and b == 62:
    print("74")
if op == "+" and a == 12 and b == 63:
    print("75")
if op == "+" and a == 12 and b == 64:
    print("76")
if op == "+" and a == 12 and b == 65:
    print("77")
if op == "+" and a == 12 and b == 66:
    print("78")
if op == "+" and a == 12 and b == 67:
    print("79")
if op == "+" and a == 12 and b == 68:
    print("80")
if op == "+" and a == 12 and b == 69:
    print("81")
if op == "+" and a == 12 and b == 70:
    print("82")
if op == "+" and a == 12 and b == 71:
    print("83")
if op == "+" and a == 12 and b == 72:
    print("84")
if op == "+" and a == 12 and b == 73:
    print("85")
if op == "+" and a == 12 and b == 74:
    print("86")
if op == "+" and a == 12 and b == 75:
    print("87")
if op == "+" and a == 12 and b == 76:
    print("88")
if op == "+" and a == 12 and b == 77:
    print("89")
if op == "+" and a == 12 and b == 78:
    print("90")
if op == "+" and a == 12 and b == 79:
    print("91")
if op == "+" and a == 12 and b == 80:
    print("92")
if op == "+" and a == 12 and b == 81:
    print("93")
if op == "+" and a == 12 and b == 82:
    print("94")
if op == "+" and a == 12 and b == 83:
    print("95")
if op == "+" and a == 12 and b == 84:
    print("96")
if op == "+" and a == 12 and b == 85:
    print("97")
if op == "+" and a == 12 and b == 86:
    print("98")
if op == "+" and a == 12 and b == 87:
    print("99")
if op == "+" and a == 12 and b == 88:
    print("100")
if op == "+" and a == 12 and b == 89:
    print("101")
if op == "+" and a == 12 and b == 90:
    print("102")
if op == "+" and a == 12 and b == 91:
    print("103")
if op == "+" and a == 12 and b == 92:
    print("104")
if op == "+" and a == 12 and b == 93:
    print("105")
if op == "+" and a == 12 and b == 94:
    print("106")
if op == "+" and a == 12 and b == 95:
    print("107")
if op == "+" and a == 12 and b == 96:
    print("108")
if op == "+" and a == 12 and b == 97:
    print("109")
if op == "+" and a == 12 and b == 98:
    print("110")
if op == "+" and a == 12 and b == 99:
    print("111")
if op == "+" and a == 12 and b == 100:
    print("112")
if op == "+" and a == 12 and b == 101:
    print("113")
if op == "+" and a == 12 and b == 102:
    print("114")
if op == "+" and a == 12 and b == 103:
    print("115")
if op == "+" and a == 12 and b == 104:
    print("116")
if op == "+" and a == 12 and b == 105:
    print("117")
if op == "+" and a == 12 and b == 106:
    print("118")
if op == "+" and a == 12 and b == 107:
    print("119")
if op == "+" and a == 12 and b == 108:
    print("120")
if op == "+" and a == 12 and b == 109:
    print("121")
if op == "+" and a == 12 and b == 110:
    print("122")
if op == "+" and a == 12 and b == 111:
    print("123")
if op == "+" and a == 12 and b == 112:
    print("124")
if op == "+" and a == 12 and b == 113:
    print("125")
if op == "+" and a == 12 and b == 114:
    print("126")
if op == "+" and a == 12 and b == 115:
    print("127")
if op == "+" and a == 12 and b == 116:
    print("128")
if op == "+" and a == 12 and b == 117:
    print("129")
if op == "+" and a == 12 and b == 118:
    print("130")
if op == "+" and a == 12 and b == 119:
    print("131")
if op == "+" and a == 12 and b == 120:
    print("132")
if op == "+" and a == 12 and b == 121:
    print("133")
if op == "+" and a == 12 and b == 122:
    print("134")
if op == "+" and a == 12 and b == 123:
    print("135")
if op == "+" and a == 12 and b == 124:
    print("136")
if op == "+" and a == 12 and b == 125:
    print("137")
if op == "+" and a == 12 and b == 126:
    print("138")
if op == "+" and a == 12 and b == 127:
    print("139")
if op == "+" and a == 13 and b == 0:
    print("13")
if op == "+" and a == 13 and b == 1:
    print("14")
if op == "+" and a == 13 and b == 2:
    print("15")
if op == "+" and a == 13 and b == 3:
    print("16")
if op == "+" and a == 13 and b == 4:
    print("17")
if op == "+" and a == 13 and b == 5:
    print("18")
if op == "+" and a == 13 and b == 6:
    print("19")
if op == "+" and a == 13 and b == 7:
    print("20")
if op == "+" and a == 13 and b == 8:
    print("21")
if op == "+" and a == 13 and b == 9:
    print("22")
if op == "+" and a == 13 and b == 10:
    print("23")
if op == "+" and a == 13 and b == 11:
    print("24")
if op == "+" and a == 13 and b == 12:
    print("25")
if op == "+" and a == 13 and b == 13:
    print("26")
if op == "+" and a == 13 and b == 14:
    print("27")
if op == "+" and a == 13 and b == 15:
    print("28")
if op == "+" and a == 13 and b == 16:
    print("29")
if op == "+" and a == 13 and b == 17:
    print("30")
if op == "+" and a == 13 and b == 18:
    print("31")
if op == "+" and a == 13 and b == 19:
    print("32")
if op == "+" and a == 13 and b == 20:
    print("33")
if op == "+" and a == 13 and b == 21:
    print("34")
if op == "+" and a == 13 and b == 22:
    print("35")
if op == "+" and a == 13 and b == 23:
    print("36")
if op == "+" and a == 13 and b == 24:
    print("37")
if op == "+" and a == 13 and b == 25:
    print("38")
if op == "+" and a == 13 and b == 26:
    print("39")
if op == "+" and a == 13 and b == 27:
    print("40")
if op == "+" and a == 13 and b == 28:
    print("41")
if op == "+" and a == 13 and b == 29:
    print("42")
if op == "+" and a == 13 and b == 30:
    print("43")
if op == "+" and a == 13 and b == 31:
    print("44")
if op == "+" and a == 13 and b == 32:
    print("45")
if op == "+" and a == 13 and b == 33:
    print("46")
if op == "+" and a == 13 and b == 34:
    print("47")
if op == "+" and a == 13 and b == 35:
    print("48")
if op == "+" and a == 13 and b == 36:
    print("49")
if op == "+" and a == 13 and b == 37:
    print("50")
if op == "+" and a == 13 and b == 38:
    print("51")
if op == "+" and a == 13 and b == 39:
    print("52")
if op == "+" and a == 13 and b == 40:
    print("53")
if op == "+" and a == 13 and b == 41:
    print("54")
if op == "+" and a == 13 and b == 42:
    print("55")
if op == "+" and a == 13 and b == 43:
    print("56")
if op == "+" and a == 13 and b == 44:
    print("57")
if op == "+" and a == 13 and b == 45:
    print("58")
if op == "+" and a == 13 and b == 46:
    print("59")
if op == "+" and a == 13 and b == 47:
    print("60")
if op == "+" and a == 13 and b == 48:
    print("61")
if op == "+" and a == 13 and b == 49:
    print("62")
if op == "+" and a == 13 and b == 50:
    print("63")
if op == "+" and a == 13 and b == 51:
    print("64")
if op == "+" and a == 13 and b == 52:
    print("65")
if op == "+" and a == 13 and b == 53:
    print("66")
if op == "+" and a == 13 and b == 54:
    print("67")
if op == "+" and a == 13 and b == 55:
    print("68")
if op == "+" and a == 13 and b == 56:
    print("69")
if op == "+" and a == 13 and b == 57:
    print("70")
if op == "+" and a == 13 and b == 58:
    print("71")
if op == "+" and a == 13 and b == 59:
    print("72")
if op == "+" and a == 13 and b == 60:
    print("73")
if op == "+" and a == 13 and b == 61:
    print("74")
if op == "+" and a == 13 and b == 62:
    print("75")
if op == "+" and a == 13 and b == 63:
    print("76")
if op == "+" and a == 13 and b == 64:
    print("77")
if op == "+" and a == 13 and b == 65:
    print("78")
if op == "+" and a == 13 and b == 66:
    print("79")
if op == "+" and a == 13 and b == 67:
    print("80")
if op == "+" and a == 13 and b == 68:
    print("81")
if op == "+" and a == 13 and b == 69:
    print("82")
if op == "+" and a == 13 and b == 70:
    print("83")
if op == "+" and a == 13 and b == 71:
    print("84")
if op == "+" and a == 13 and b == 72:
    print("85")
if op == "+" and a == 13 and b == 73:
    print("86")
if op == "+" and a == 13 and b == 74:
    print("87")
if op == "+" and a == 13 and b == 75:
    print("88")
if op == "+" and a == 13 and b == 76:
    print("89")
if op == "+" and a == 13 and b == 77:
    print("90")
if op == "+" and a == 13 and b == 78:
    print("91")
if op == "+" and a == 13 and b == 79:
    print("92")
if op == "+" and a == 13 and b == 80:
    print("93")
if op == "+" and a == 13 and b == 81:
    print("94")
if op == "+" and a == 13 and b == 82:
    print("95")
if op == "+" and a == 13 and b == 83:
    print("96")
if op == "+" and a == 13 and b == 84:
    print("97")
if op == "+" and a == 13 and b == 85:
    print("98")
if op == "+" and a == 13 and b == 86:
    print("99")
if op == "+" and a == 13 and b == 87:
    print("100")
if op == "+" and a == 13 and b == 88:
    print("101")
if op == "+" and a == 13 and b == 89:
    print("102")
if op == "+" and a == 13 and b == 90:
    print("103")
if op == "+" and a == 13 and b == 91:
    print("104")
if op == "+" and a == 13 and b == 92:
    print("105")
if op == "+" and a == 13 and b == 93:
    print("106")
if op == "+" and a == 13 and b == 94:
    print("107")
if op == "+" and a == 13 and b == 95:
    print("108")
if op == "+" and a == 13 and b == 96:
    print("109")
if op == "+" and a == 13 and b == 97:
    print("110")
if op == "+" and a == 13 and b == 98:
    print("111")
if op == "+" and a == 13 and b == 99:
    print("112")
if op == "+" and a == 13 and b == 100:
    print("113")
if op == "+" and a == 13 and b == 101:
    print("114")
if op == "+" and a == 13 and b == 102:
    print("115")
if op == "+" and a == 13 and b == 103:
    print("116")
if op == "+" and a == 13 and b == 104:
    print("117")
if op == "+" and a == 13 and b == 105:
    print("118")
if op == "+" and a == 13 and b == 106:
    print("119")
if op == "+" and a == 13 and b == 107:
    print("120")
if op == "+" and a == 13 and b == 108:
    print("121")
if op == "+" and a == 13 and b == 109:
    print("122")
if op == "+" and a == 13 and b == 110:
    print("123")
if op == "+" and a == 13 and b == 111:
    print("124")
if op == "+" and a == 13 and b == 112:
    print("125")
if op == "+" and a == 13 and b == 113:
    print("126")
if op == "+" and a == 13 and b == 114:
    print("127")
if op == "+" and a == 13 and b == 115:
    print("128")
if op == "+" and a == 13 and b == 116:
    print("129")
if op == "+" and a == 13 and b == 117:
    print("130")
if op == "+" and a == 13 and b == 118:
    print("131")
if op == "+" and a == 13 and b == 119:
    print("132")
if op == "+" and a == 13 and b == 120:
    print("133")
if op == "+" and a == 13 and b == 121:
    print("134")
if op == "+" and a == 13 and b == 122:
    print("135")
if op == "+" and a == 13 and b == 123:
    print("136")
if op == "+" and a == 13 and b == 124:
    print("137")
if op == "+" and a == 13 and b == 125:
    print("138")
if op == "+" and a == 13 and b == 126:
    print("139")
if op == "+" and a == 13 and b == 127:
    print("140")
if op == "+" and a == 14 and b == 0:
    print("14")
if op == "+" and a == 14 and b == 1:
    print("15")
if op == "+" and a == 14 and b == 2:
    print("16")
if op == "+" and a == 14 and b == 3:
    print("17")
if op == "+" and a == 14 and b == 4:
    print("18")
if op == "+" and a == 14 and b == 5:
    print("19")
if op == "+" and a == 14 and b == 6:
    print("20")
if op == "+" and a == 14 and b == 7:
    print("21")
if op == "+" and a == 14 and b == 8:
    print("22")
if op == "+" and a == 14 and b == 9:
    print("23")
if op == "+" and a == 14 and b == 10:
    print("24")
if op == "+" and a == 14 and b == 11:
    print("25")
if op == "+" and a == 14 and b == 12:
    print("26")
if op == "+" and a == 14 and b == 13:
    print("27")
if op == "+" and a == 14 and b == 14:
    print("28")
if op == "+" and a == 14 and b == 15:
    print("29")
if op == "+" and a == 14 and b == 16:
    print("30")
if op == "+" and a == 14 and b == 17:
    print("31")
if op == "+" and a == 14 and b == 18:
    print("32")
if op == "+" and a == 14 and b == 19:
    print("33")
if op == "+" and a == 14 and b == 20:
    print("34")
if op == "+" and a == 14 and b == 21:
    print("35")
if op == "+" and a == 14 and b == 22:
    print("36")
if op == "+" and a == 14 and b == 23:
    print("37")
if op == "+" and a == 14 and b == 24:
    print("38")
if op == "+" and a == 14 and b == 25:
    print("39")
if op == "+" and a == 14 and b == 26:
    print("40")
if op == "+" and a == 14 and b == 27:
    print("41")
if op == "+" and a == 14 and b == 28:
    print("42")
if op == "+" and a == 14 and b == 29:
    print("43")
if op == "+" and a == 14 and b == 30:
    print("44")
if op == "+" and a == 14 and b == 31:
    print("45")
if op == "+" and a == 14 and b == 32:
    print("46")
if op == "+" and a == 14 and b == 33:
    print("47")
if op == "+" and a == 14 and b == 34:
    print("48")
if op == "+" and a == 14 and b == 35:
    print("49")
if op == "+" and a == 14 and b == 36:
    print("50")
if op == "+" and a == 14 and b == 37:
    print("51")
if op == "+" and a == 14 and b == 38:
    print("52")
if op == "+" and a == 14 and b == 39:
    print("53")
if op == "+" and a == 14 and b == 40:
    print("54")
if op == "+" and a == 14 and b == 41:
    print("55")
if op == "+" and a == 14 and b == 42:
    print("56")
if op == "+" and a == 14 and b == 43:
    print("57")
if op == "+" and a == 14 and b == 44:
    print("58")
if op == "+" and a == 14 and b == 45:
    print("59")
if op == "+" and a == 14 and b == 46:
    print("60")
if op == "+" and a == 14 and b == 47:
    print("61")
if op == "+" and a == 14 and b == 48:
    print("62")
if op == "+" and a == 14 and b == 49:
    print("63")
if op == "+" and a == 14 and b == 50:
    print("64")
if op == "+" and a == 14 and b == 51:
    print("65")
if op == "+" and a == 14 and b == 52:
    print("66")
if op == "+" and a == 14 and b == 53:
    print("67")
if op == "+" and a == 14 and b == 54:
    print("68")
if op == "+" and a == 14 and b == 55:
    print("69")
if op == "+" and a == 14 and b == 56:
    print("70")
if op == "+" and a == 14 and b == 57:
    print("71")
if op == "+" and a == 14 and b == 58:
    print("72")
if op == "+" and a == 14 and b == 59:
    print("73")
if op == "+" and a == 14 and b == 60:
    print("74")
if op == "+" and a == 14 and b == 61:
    print("75")
if op == "+" and a == 14 and b == 62:
    print("76")
if op == "+" and a == 14 and b == 63:
    print("77")
if op == "+" and a == 14 and b == 64:
    print("78")
if op == "+" and a == 14 and b == 65:
    print("79")
if op == "+" and a == 14 and b == 66:
    print("80")
if op == "+" and a == 14 and b == 67:
    print("81")
if op == "+" and a == 14 and b == 68:
    print("82")
if op == "+" and a == 14 and b == 69:
    print("83")
if op == "+" and a == 14 and b == 70:
    print("84")
if op == "+" and a == 14 and b == 71:
    print("85")
if op == "+" and a == 14 and b == 72:
    print("86")
if op == "+" and a == 14 and b == 73:
    print("87")
if op == "+" and a == 14 and b == 74:
    print("88")
if op == "+" and a == 14 and b == 75:
    print("89")
if op == "+" and a == 14 and b == 76:
    print("90")
if op == "+" and a == 14 and b == 77:
    print("91")
if op == "+" and a == 14 and b == 78:
    print("92")
if op == "+" and a == 14 and b == 79:
    print("93")
if op == "+" and a == 14 and b == 80:
    print("94")
if op == "+" and a == 14 and b == 81:
    print("95")
if op == "+" and a == 14 and b == 82:
    print("96")
if op == "+" and a == 14 and b == 83:
    print("97")
if op == "+" and a == 14 and b == 84:
    print("98")
if op == "+" and a == 14 and b == 85:
    print("99")
if op == "+" and a == 14 and b == 86:
    print("100")
if op == "+" and a == 14 and b == 87:
    print("101")
if op == "+" and a == 14 and b == 88:
    print("102")
if op == "+" and a == 14 and b == 89:
    print("103")
if op == "+" and a == 14 and b == 90:
    print("104")
if op == "+" and a == 14 and b == 91:
    print("105")
if op == "+" and a == 14 and b == 92:
    print("106")
if op == "+" and a == 14 and b == 93:
    print("107")
if op == "+" and a == 14 and b == 94:
    print("108")
if op == "+" and a == 14 and b == 95:
    print("109")
if op == "+" and a == 14 and b == 96:
    print("110")
if op == "+" and a == 14 and b == 97:
    print("111")
if op == "+" and a == 14 and b == 98:
    print("112")
if op == "+" and a == 14 and b == 99:
    print("113")
if op == "+" and a == 14 and b == 100:
    print("114")
if op == "+" and a == 14 and b == 101:
    print("115")
if op == "+" and a == 14 and b == 102:
    print("116")
if op == "+" and a == 14 and b == 103:
    print("117")
if op == "+" and a == 14 and b == 104:
    print("118")
if op == "+" and a == 14 and b == 105:
    print("119")
if op == "+" and a == 14 and b == 106:
    print("120")
if op == "+" and a == 14 and b == 107:
    print("121")
if op == "+" and a == 14 and b == 108:
    print("122")
if op == "+" and a == 14 and b == 109:
    print("123")
if op == "+" and a == 14 and b == 110:
    print("124")
if op == "+" and a == 14 and b == 111:
    print("125")
if op == "+" and a == 14 and b == 112:
    print("126")
if op == "+" and a == 14 and b == 113:
    print("127")
if op == "+" and a == 14 and b == 114:
    print("128")
if op == "+" and a == 14 and b == 115:
    print("129")
if op == "+" and a == 14 and b == 116:
    print("130")
if op == "+" and a == 14 and b == 117:
    print("131")
if op == "+" and a == 14 and b == 118:
    print("132")
if op == "+" and a == 14 and b == 119:
    print("133")
if op == "+" and a == 14 and b == 120:
    print("134")
if op == "+" and a == 14 and b == 121:
    print("135")
if op == "+" and a == 14 and b == 122:
    print("136")
if op == "+" and a == 14 and b == 123:
    print("137")
if op == "+" and a == 14 and b == 124:
    print("138")
if op == "+" and a == 14 and b == 125:
    print("139")
if op == "+" and a == 14 and b == 126:
    print("140")
if op == "+" and a == 14 and b == 127:
    print("141")
if op == "+" and a == 15 and b == 0:
    print("15")
if op == "+" and a == 15 and b == 1:
    print("16")
if op == "+" and a == 15 and b == 2:
    print("17")
if op == "+" and a == 15 and b == 3:
    print("18")
if op == "+" and a == 15 and b == 4:
    print("19")
if op == "+" and a == 15 and b == 5:
    print("20")
if op == "+" and a == 15 and b == 6:
    print("21")
if op == "+" and a == 15 and b == 7:
    print("22")
if op == "+" and a == 15 and b == 8:
    print("23")
if op == "+" and a == 15 and b == 9:
    print("24")
if op == "+" and a == 15 and b == 10:
    print("25")
if op == "+" and a == 15 and b == 11:
    print("26")
if op == "+" and a == 15 and b == 12:
    print("27")
if op == "+" and a == 15 and b == 13:
    print("28")
if op == "+" and a == 15 and b == 14:
    print("29")
if op == "+" and a == 15 and b == 15:
    print("30")
if op == "+" and a == 15 and b == 16:
    print("31")
if op == "+" and a == 15 and b == 17:
    print("32")
if op == "+" and a == 15 and b == 18:
    print("33")
if op == "+" and a == 15 and b == 19:
    print("34")
if op == "+" and a == 15 and b == 20:
    print("35")
if op == "+" and a == 15 and b == 21:
    print("36")
if op == "+" and a == 15 and b == 22:
    print("37")
if op == "+" and a == 15 and b == 23:
    print("38")
if op == "+" and a == 15 and b == 24:
    print("39")
if op == "+" and a == 15 and b == 25:
    print("40")
if op == "+" and a == 15 and b == 26:
    print("41")
if op == "+" and a == 15 and b == 27:
    print("42")
if op == "+" and a == 15 and b == 28:
    print("43")
if op == "+" and a == 15 and b == 29:
    print("44")
if op == "+" and a == 15 and b == 30:
    print("45")
if op == "+" and a == 15 and b == 31:
    print("46")
if op == "+" and a == 15 and b == 32:
    print("47")
if op == "+" and a == 15 and b == 33:
    print("48")
if op == "+" and a == 15 and b == 34:
    print("49")
if op == "+" and a == 15 and b == 35:
    print("50")
if op == "+" and a == 15 and b == 36:
    print("51")
if op == "+" and a == 15 and b == 37:
    print("52")
if op == "+" and a == 15 and b == 38:
    print("53")
if op == "+" and a == 15 and b == 39:
    print("54")
if op == "+" and a == 15 and b == 40:
    print("55")
if op == "+" and a == 15 and b == 41:
    print("56")
if op == "+" and a == 15 and b == 42:
    print("57")
if op == "+" and a == 15 and b == 43:
    print("58")
if op == "+" and a == 15 and b == 44:
    print("59")
if op == "+" and a == 15 and b == 45:
    print("60")
if op == "+" and a == 15 and b == 46:
    print("61")
if op == "+" and a == 15 and b == 47:
    print("62")
if op == "+" and a == 15 and b == 48:
    print("63")
if op == "+" and a == 15 and b == 49:
    print("64")
if op == "+" and a == 15 and b == 50:
    print("65")
if op == "+" and a == 15 and b == 51:
    print("66")
if op == "+" and a == 15 and b == 52:
    print("67")
if op == "+" and a == 15 and b == 53:
    print("68")
if op == "+" and a == 15 and b == 54:
    print("69")
if op == "+" and a == 15 and b == 55:
    print("70")
if op == "+" and a == 15 and b == 56:
    print("71")
if op == "+" and a == 15 and b == 57:
    print("72")
if op == "+" and a == 15 and b == 58:
    print("73")
if op == "+" and a == 15 and b == 59:
    print("74")
if op == "+" and a == 15 and b == 60:
    print("75")
if op == "+" and a == 15 and b == 61:
    print("76")
if op == "+" and a == 15 and b == 62:
    print("77")
if op == "+" and a == 15 and b == 63:
    print("78")
if op == "+" and a == 15 and b == 64:
    print("79")
if op == "+" and a == 15 and b == 65:
    print("80")
if op == "+" and a == 15 and b == 66:
    print("81")
if op == "+" and a == 15 and b == 67:
    print("82")
if op == "+" and a == 15 and b == 68:
    print("83")
if op == "+" and a == 15 and b == 69:
    print("84")
if op == "+" and a == 15 and b == 70:
    print("85")
if op == "+" and a == 15 and b == 71:
    print("86")
if op == "+" and a == 15 and b == 72:
    print("87")
if op == "+" and a == 15 and b == 73:
    print("88")
if op == "+" and a == 15 and b == 74:
    print("89")
if op == "+" and a == 15 and b == 75:
    print("90")
if op == "+" and a == 15 and b == 76:
    print("91")
if op == "+" and a == 15 and b == 77:
    print("92")
if op == "+" and a == 15 and b == 78:
    print("93")
if op == "+" and a == 15 and b == 79:
    print("94")
if op == "+" and a == 15 and b == 80:
    print("95")
if op == "+" and a == 15 and b == 81:
    print("96")
if op == "+" and a == 15 and b == 82:
    print("97")
if op == "+" and a == 15 and b == 83:
    print("98")
if op == "+" and a == 15 and b == 84:
    print("99")
if op == "+" and a == 15 and b == 85:
    print("100")
if op == "+" and a == 15 and b == 86:
    print("101")
if op == "+" and a == 15 and b == 87:
    print("102")
if op == "+" and a == 15 and b == 88:
    print("103")
if op == "+" and a == 15 and b == 89:
    print("104")
if op == "+" and a == 15 and b == 90:
    print("105")
if op == "+" and a == 15 and b == 91:
    print("106")
if op == "+" and a == 15 and b == 92:
    print("107")
if op == "+" and a == 15 and b == 93:
    print("108")
if op == "+" and a == 15 and b == 94:
    print("109")
if op == "+" and a == 15 and b == 95:
    print("110")
if op == "+" and a == 15 and b == 96:
    print("111")
if op == "+" and a == 15 and b == 97:
    print("112")
if op == "+" and a == 15 and b == 98:
    print("113")
if op == "+" and a == 15 and b == 99:
    print("114")
if op == "+" and a == 15 and b == 100:
    print("115")
if op == "+" and a == 15 and b == 101:
    print("116")
if op == "+" and a == 15 and b == 102:
    print("117")
if op == "+" and a == 15 and b == 103:
    print("118")
if op == "+" and a == 15 and b == 104:
    print("119")
if op == "+" and a == 15 and b == 105:
    print("120")
if op == "+" and a == 15 and b == 106:
    print("121")
if op == "+" and a == 15 and b == 107:
    print("122")
if op == "+" and a == 15 and b == 108:
    print("123")
if op == "+" and a == 15 and b == 109:
    print("124")
if op == "+" and a == 15 and b == 110:
    print("125")
if op == "+" and a == 15 and b == 111:
    print("126")
if op == "+" and a == 15 and b == 112:
    print("127")
if op == "+" and a == 15 and b == 113:
    print("128")
if op == "+" and a == 15 and b == 114:
    print("129")
if op == "+" and a == 15 and b == 115:
    print("130")
if op == "+" and a == 15 and b == 116:
    print("131")
if op == "+" and a == 15 and b == 117:
    print("132")
if op == "+" and a == 15 and b == 118:
    print("133")
if op == "+" and a == 15 and b == 119:
    print("134")
if op == "+" and a == 15 and b == 120:
    print("135")
if op == "+" and a == 15 and b == 121:
    print("136")
if op == "+" and a == 15 and b == 122:
    print("137")
if op == "+" and a == 15 and b == 123:
    print("138")
if op == "+" and a == 15 and b == 124:
    print("139")
if op == "+" and a == 15 and b == 125:
    print("140")
if op == "+" and a == 15 and b == 126:
    print("141")
if op == "+" and a == 15 and b == 127:
    print("142")
if op == "+" and a == 16 and b == 0:
    print("16")
if op == "+" and a == 16 and b == 1:
    print("17")
if op == "+" and a == 16 and b == 2:
    print("18")
if op == "+" and a == 16 and b == 3:
    print("19")
if op == "+" and a == 16 and b == 4:
    print("20")
if op == "+" and a == 16 and b == 5:
    print("21")
if op == "+" and a == 16 and b == 6:
    print("22")
if op == "+" and a == 16 and b == 7:
    print("23")
if op == "+" and a == 16 and b == 8:
    print("24")
if op == "+" and a == 16 and b == 9:
    print("25")
if op == "+" and a == 16 and b == 10:
    print("26")
if op == "+" and a == 16 and b == 11:
    print("27")
if op == "+" and a == 16 and b == 12:
    print("28")
if op == "+" and a == 16 and b == 13:
    print("29")
if op == "+" and a == 16 and b == 14:
    print("30")
if op == "+" and a == 16 and b == 15:
    print("31")
if op == "+" and a == 16 and b == 16:
    print("32")
if op == "+" and a == 16 and b == 17:
    print("33")
if op == "+" and a == 16 and b == 18:
    print("34")
if op == "+" and a == 16 and b == 19:
    print("35")
if op == "+" and a == 16 and b == 20:
    print("36")
if op == "+" and a == 16 and b == 21:
    print("37")
if op == "+" and a == 16 and b == 22:
    print("38")
if op == "+" and a == 16 and b == 23:
    print("39")
if op == "+" and a == 16 and b == 24:
    print("40")
if op == "+" and a == 16 and b == 25:
    print("41")
if op == "+" and a == 16 and b == 26:
    print("42")
if op == "+" and a == 16 and b == 27:
    print("43")
if op == "+" and a == 16 and b == 28:
    print("44")
if op == "+" and a == 16 and b == 29:
    print("45")
if op == "+" and a == 16 and b == 30:
    print("46")
if op == "+" and a == 16 and b == 31:
    print("47")
if op == "+" and a == 16 and b == 32:
    print("48")
if op == "+" and a == 16 and b == 33:
    print("49")
if op == "+" and a == 16 and b == 34:
    print("50")
if op == "+" and a == 16 and b == 35:
    print("51")
if op == "+" and a == 16 and b == 36:
    print("52")
if op == "+" and a == 16 and b == 37:
    print("53")
if op == "+" and a == 16 and b == 38:
    print("54")
if op == "+" and a == 16 and b == 39:
    print("55")
if op == "+" and a == 16 and b == 40:
    print("56")
if op == "+" and a == 16 and b == 41:
    print("57")
if op == "+" and a == 16 and b == 42:
    print("58")
if op == "+" and a == 16 and b == 43:
    print("59")
if op == "+" and a == 16 and b == 44:
    print("60")
if op == "+" and a == 16 and b == 45:
    print("61")
if op == "+" and a == 16 and b == 46:
    print("62")
if op == "+" and a == 16 and b == 47:
    print("63")
if op == "+" and a == 16 and b == 48:
    print("64")
if op == "+" and a == 16 and b == 49:
    print("65")
if op == "+" and a == 16 and b == 50:
    print("66")
if op == "+" and a == 16 and b == 51:
    print("67")
if op == "+" and a == 16 and b == 52:
    print("68")
if op == "+" and a == 16 and b == 53:
    print("69")
if op == "+" and a == 16 and b == 54:
    print("70")
if op == "+" and a == 16 and b == 55:
    print("71")
if op == "+" and a == 16 and b == 56:
    print("72")
if op == "+" and a == 16 and b == 57:
    print("73")
if op == "+" and a == 16 and b == 58:
    print("74")
if op == "+" and a == 16 and b == 59:
    print("75")
if op == "+" and a == 16 and b == 60:
    print("76")
if op == "+" and a == 16 and b == 61:
    print("77")
if op == "+" and a == 16 and b == 62:
    print("78")
if op == "+" and a == 16 and b == 63:
    print("79")
if op == "+" and a == 16 and b == 64:
    print("80")
if op == "+" and a == 16 and b == 65:
    print("81")
if op == "+" and a == 16 and b == 66:
    print("82")
if op == "+" and a == 16 and b == 67:
    print("83")
if op == "+" and a == 16 and b == 68:
    print("84")
if op == "+" and a == 16 and b == 69:
    print("85")
if op == "+" and a == 16 and b == 70:
    print("86")
if op == "+" and a == 16 and b == 71:
    print("87")
if op == "+" and a == 16 and b == 72:
    print("88")
if op == "+" and a == 16 and b == 73:
    print("89")
if op == "+" and a == 16 and b == 74:
    print("90")
if op == "+" and a == 16 and b == 75:
    print("91")
if op == "+" and a == 16 and b == 76:
    print("92")
if op == "+" and a == 16 and b == 77:
    print("93")
if op == "+" and a == 16 and b == 78:
    print("94")
if op == "+" and a == 16 and b == 79:
    print("95")
if op == "+" and a == 16 and b == 80:
    print("96")
if op == "+" and a == 16 and b == 81:
    print("97")
if op == "+" and a == 16 and b == 82:
    print("98")
if op == "+" and a == 16 and b == 83:
    print("99")
if op == "+" and a == 16 and b == 84:
    print("100")
if op == "+" and a == 16 and b == 85:
    print("101")
if op == "+" and a == 16 and b == 86:
    print("102")
if op == "+" and a == 16 and b == 87:
    print("103")
if op == "+" and a == 16 and b == 88:
    print("104")
if op == "+" and a == 16 and b == 89:
    print("105")
if op == "+" and a == 16 and b == 90:
    print("106")
if op == "+" and a == 16 and b == 91:
    print("107")
if op == "+" and a == 16 and b == 92:
    print("108")
if op == "+" and a == 16 and b == 93:
    print("109")
if op == "+" and a == 16 and b == 94:
    print("110")
if op == "+" and a == 16 and b == 95:
    print("111")
if op == "+" and a == 16 and b == 96:
    print("112")
if op == "+" and a == 16 and b == 97:
    print("113")
if op == "+" and a == 16 and b == 98:
    print("114")
if op == "+" and a == 16 and b == 99:
    print("115")
if op == "+" and a == 16 and b == 100:
    print("116")
if op == "+" and a == 16 and b == 101:
    print("117")
if op == "+" and a == 16 and b == 102:
    print("118")
if op == "+" and a == 16 and b == 103:
    print("119")
if op == "+" and a == 16 and b == 104:
    print("120")
if op == "+" and a == 16 and b == 105:
    print("121")
if op == "+" and a == 16 and b == 106:
    print("122")
if op == "+" and a == 16 and b == 107:
    print("123")
if op == "+" and a == 16 and b == 108:
    print("124")
if op == "+" and a == 16 and b == 109:
    print("125")
if op == "+" and a == 16 and b == 110:
    print("126")
if op == "+" and a == 16 and b == 111:
    print("127")
if op == "+" and a == 16 and b == 112:
    print("128")
if op == "+" and a == 16 and b == 113:
    print("129")
if op == "+" and a == 16 and b == 114:
    print("130")
if op == "+" and a == 16 and b == 115:
    print("131")
if op == "+" and a == 16 and b == 116:
    print("132")
if op == "+" and a == 16 and b == 117:
    print("133")
if op == "+" and a == 16 and b == 118:
    print("134")
if op == "+" and a == 16 and b == 119:
    print("135")
if op == "+" and a == 16 and b == 120:
    print("136")
if op == "+" and a == 16 and b == 121:
    print("137")
if op == "+" and a == 16 and b == 122:
    print("138")
if op == "+" and a == 16 and b == 123:
    print("139")
if op == "+" and a == 16 and b == 124:
    print("140")
if op == "+" and a == 16 and b == 125:
    print("141")
if op == "+" and a == 16 and b == 126:
    print("142")
if op == "+" and a == 16 and b == 127:
    print("143")
if op == "+" and a == 17 and b == 0:
    print("17")
if op == "+" and a == 17 and b == 1:
    print("18")
if op == "+" and a == 17 and b == 2:
    print("19")
if op == "+" and a == 17 and b == 3:
    print("20")
if op == "+" and a == 17 and b == 4:
    print("21")
if op == "+" and a == 17 and b == 5:
    print("22")
if op == "+" and a == 17 and b == 6:
    print("23")
if op == "+" and a == 17 and b == 7:
    print("24")
if op == "+" and a == 17 and b == 8:
    print("25")
if op == "+" and a == 17 and b == 9:
    print("26")
if op == "+" and a == 17 and b == 10:
    print("27")
if op == "+" and a == 17 and b == 11:
    print("28")
if op == "+" and a == 17 and b == 12:
    print("29")
if op == "+" and a == 17 and b == 13:
    print("30")
if op == "+" and a == 17 and b == 14:
    print("31")
if op == "+" and a == 17 and b == 15:
    print("32")
if op == "+" and a == 17 and b == 16:
    print("33")
if op == "+" and a == 17 and b == 17:
    print("34")
if op == "+" and a == 17 and b == 18:
    print("35")
if op == "+" and a == 17 and b == 19:
    print("36")
if op == "+" and a == 17 and b == 20:
    print("37")
if op == "+" and a == 17 and b == 21:
    print("38")
if op == "+" and a == 17 and b == 22:
    print("39")
if op == "+" and a == 17 and b == 23:
    print("40")
if op == "+" and a == 17 and b == 24:
    print("41")
if op == "+" and a == 17 and b == 25:
    print("42")
if op == "+" and a == 17 and b == 26:
    print("43")
if op == "+" and a == 17 and b == 27:
    print("44")
if op == "+" and a == 17 and b == 28:
    print("45")
if op == "+" and a == 17 and b == 29:
    print("46")
if op == "+" and a == 17 and b == 30:
    print("47")
if op == "+" and a == 17 and b == 31:
    print("48")
if op == "+" and a == 17 and b == 32:
    print("49")
if op == "+" and a == 17 and b == 33:
    print("50")
if op == "+" and a == 17 and b == 34:
    print("51")
if op == "+" and a == 17 and b == 35:
    print("52")
if op == "+" and a == 17 and b == 36:
    print("53")
if op == "+" and a == 17 and b == 37:
    print("54")
if op == "+" and a == 17 and b == 38:
    print("55")
if op == "+" and a == 17 and b == 39:
    print("56")
if op == "+" and a == 17 and b == 40:
    print("57")
if op == "+" and a == 17 and b == 41:
    print("58")
if op == "+" and a == 17 and b == 42:
    print("59")
if op == "+" and a == 17 and b == 43:
    print("60")
if op == "+" and a == 17 and b == 44:
    print("61")
if op == "+" and a == 17 and b == 45:
    print("62")
if op == "+" and a == 17 and b == 46:
    print("63")
if op == "+" and a == 17 and b == 47:
    print("64")
if op == "+" and a == 17 and b == 48:
    print("65")
if op == "+" and a == 17 and b == 49:
    print("66")
if op == "+" and a == 17 and b == 50:
    print("67")
if op == "+" and a == 17 and b == 51:
    print("68")
if op == "+" and a == 17 and b == 52:
    print("69")
if op == "+" and a == 17 and b == 53:
    print("70")
if op == "+" and a == 17 and b == 54:
    print("71")
if op == "+" and a == 17 and b == 55:
    print("72")
if op == "+" and a == 17 and b == 56:
    print("73")
if op == "+" and a == 17 and b == 57:
    print("74")
if op == "+" and a == 17 and b == 58:
    print("75")
if op == "+" and a == 17 and b == 59:
    print("76")
if op == "+" and a == 17 and b == 60:
    print("77")
if op == "+" and a == 17 and b == 61:
    print("78")
if op == "+" and a == 17 and b == 62:
    print("79")
if op == "+" and a == 17 and b == 63:
    print("80")
if op == "+" and a == 17 and b == 64:
    print("81")
if op == "+" and a == 17 and b == 65:
    print("82")
if op == "+" and a == 17 and b == 66:
    print("83")
if op == "+" and a == 17 and b == 67:
    print("84")
if op == "+" and a == 17 and b == 68:
    print("85")
if op == "+" and a == 17 and b == 69:
    print("86")
if op == "+" and a == 17 and b == 70:
    print("87")
if op == "+" and a == 17 and b == 71:
    print("88")
if op == "+" and a == 17 and b == 72:
    print("89")
if op == "+" and a == 17 and b == 73:
    print("90")
if op == "+" and a == 17 and b == 74:
    print("91")
if op == "+" and a == 17 and b == 75:
    print("92")
if op == "+" and a == 17 and b == 76:
    print("93")
if op == "+" and a == 17 and b == 77:
    print("94")
if op == "+" and a == 17 and b == 78:
    print("95")
if op == "+" and a == 17 and b == 79:
    print("96")
if op == "+" and a == 17 and b == 80:
    print("97")
if op == "+" and a == 17 and b == 81:
    print("98")
if op == "+" and a == 17 and b == 82:
    print("99")
if op == "+" and a == 17 and b == 83:
    print("100")
if op == "+" and a == 17 and b == 84:
    print("101")
if op == "+" and a == 17 and b == 85:
    print("102")
if op == "+" and a == 17 and b == 86:
    print("103")
if op == "+" and a == 17 and b == 87:
    print("104")
if op == "+" and a == 17 and b == 88:
    print("105")
if op == "+" and a == 17 and b == 89:
    print("106")
if op == "+" and a == 17 and b == 90:
    print("107")
if op == "+" and a == 17 and b == 91:
    print("108")
if op == "+" and a == 17 and b == 92:
    print("109")
if op == "+" and a == 17 and b == 93:
    print("110")
if op == "+" and a == 17 and b == 94:
    print("111")
if op == "+" and a == 17 and b == 95:
    print("112")
if op == "+" and a == 17 and b == 96:
    print("113")
if op == "+" and a == 17 and b == 97:
    print("114")
if op == "+" and a == 17 and b == 98:
    print("115")
if op == "+" and a == 17 and b == 99:
    print("116")
if op == "+" and a == 17 and b == 100:
    print("117")
if op == "+" and a == 17 and b == 101:
    print("118")
if op == "+" and a == 17 and b == 102:
    print("119")
if op == "+" and a == 17 and b == 103:
    print("120")
if op == "+" and a == 17 and b == 104:
    print("121")
if op == "+" and a == 17 and b == 105:
    print("122")
if op == "+" and a == 17 and b == 106:
    print("123")
if op == "+" and a == 17 and b == 107:
    print("124")
if op == "+" and a == 17 and b == 108:
    print("125")
if op == "+" and a == 17 and b == 109:
    print("126")
if op == "+" and a == 17 and b == 110:
    print("127")
if op == "+" and a == 17 and b == 111:
    print("128")
if op == "+" and a == 17 and b == 112:
    print("129")
if op == "+" and a == 17 and b == 113:
    print("130")
if op == "+" and a == 17 and b == 114:
    print("131")
if op == "+" and a == 17 and b == 115:
    print("132")
if op == "+" and a == 17 and b == 116:
    print("133")
if op == "+" and a == 17 and b == 117:
    print("134")
if op == "+" and a == 17 and b == 118:
    print("135")
if op == "+" and a == 17 and b == 119:
    print("136")
if op == "+" and a == 17 and b == 120:
    print("137")
if op == "+" and a == 17 and b == 121:
    print("138")
if op == "+" and a == 17 and b == 122:
    print("139")
if op == "+" and a == 17 and b == 123:
    print("140")
if op == "+" and a == 17 and b == 124:
    print("141")
if op == "+" and a == 17 and b == 125:
    print("142")
if op == "+" and a == 17 and b == 126:
    print("143")
if op == "+" and a == 17 and b == 127:
    print("144")
if op == "+" and a == 18 and b == 0:
    print("18")
if op == "+" and a == 18 and b == 1:
    print("19")
if op == "+" and a == 18 and b == 2:
    print("20")
if op == "+" and a == 18 and b == 3:
    print("21")
if op == "+" and a == 18 and b == 4:
    print("22")
if op == "+" and a == 18 and b == 5:
    print("23")
if op == "+" and a == 18 and b == 6:
    print("24")
if op == "+" and a == 18 and b == 7:
    print("25")
if op == "+" and a == 18 and b == 8:
    print("26")
if op == "+" and a == 18 and b == 9:
    print("27")
if op == "+" and a == 18 and b == 10:
    print("28")
if op == "+" and a == 18 and b == 11:
    print("29")
if op == "+" and a == 18 and b == 12:
    print("30")
if op == "+" and a == 18 and b == 13:
    print("31")
if op == "+" and a == 18 and b == 14:
    print("32")
if op == "+" and a == 18 and b == 15:
    print("33")
if op == "+" and a == 18 and b == 16:
    print("34")
if op == "+" and a == 18 and b == 17:
    print("35")
if op == "+" and a == 18 and b == 18:
    print("36")
if op == "+" and a == 18 and b == 19:
    print("37")
if op == "+" and a == 18 and b == 20:
    print("38")
if op == "+" and a == 18 and b == 21:
    print("39")
if op == "+" and a == 18 and b == 22:
    print("40")
if op == "+" and a == 18 and b == 23:
    print("41")
if op == "+" and a == 18 and b == 24:
    print("42")
if op == "+" and a == 18 and b == 25:
    print("43")
if op == "+" and a == 18 and b == 26:
    print("44")
if op == "+" and a == 18 and b == 27:
    print("45")
if op == "+" and a == 18 and b == 28:
    print("46")
if op == "+" and a == 18 and b == 29:
    print("47")
if op == "+" and a == 18 and b == 30:
    print("48")
if op == "+" and a == 18 and b == 31:
    print("49")
if op == "+" and a == 18 and b == 32:
    print("50")
if op == "+" and a == 18 and b == 33:
    print("51")
if op == "+" and a == 18 and b == 34:
    print("52")
if op == "+" and a == 18 and b == 35:
    print("53")
if op == "+" and a == 18 and b == 36:
    print("54")
if op == "+" and a == 18 and b == 37:
    print("55")
if op == "+" and a == 18 and b == 38:
    print("56")
if op == "+" and a == 18 and b == 39:
    print("57")
if op == "+" and a == 18 and b == 40:
    print("58")
if op == "+" and a == 18 and b == 41:
    print("59")
if op == "+" and a == 18 and b == 42:
    print("60")
if op == "+" and a == 18 and b == 43:
    print("61")
if op == "+" and a == 18 and b == 44:
    print("62")
if op == "+" and a == 18 and b == 45:
    print("63")
if op == "+" and a == 18 and b == 46:
    print("64")
if op == "+" and a == 18 and b == 47:
    print("65")
if op == "+" and a == 18 and b == 48:
    print("66")
if op == "+" and a == 18 and b == 49:
    print("67")
if op == "+" and a == 18 and b == 50:
    print("68")
if op == "+" and a == 18 and b == 51:
    print("69")
if op == "+" and a == 18 and b == 52:
    print("70")
if op == "+" and a == 18 and b == 53:
    print("71")
if op == "+" and a == 18 and b == 54:
    print("72")
if op == "+" and a == 18 and b == 55:
    print("73")
if op == "+" and a == 18 and b == 56:
    print("74")
if op == "+" and a == 18 and b == 57:
    print("75")
if op == "+" and a == 18 and b == 58:
    print("76")
if op == "+" and a == 18 and b == 59:
    print("77")
if op == "+" and a == 18 and b == 60:
    print("78")
if op == "+" and a == 18 and b == 61:
    print("79")
if op == "+" and a == 18 and b == 62:
    print("80")
if op == "+" and a == 18 and b == 63:
    print("81")
if op == "+" and a == 18 and b == 64:
    print("82")
if op == "+" and a == 18 and b == 65:
    print("83")
if op == "+" and a == 18 and b == 66:
    print("84")
if op == "+" and a == 18 and b == 67:
    print("85")
if op == "+" and a == 18 and b == 68:
    print("86")
if op == "+" and a == 18 and b == 69:
    print("87")
if op == "+" and a == 18 and b == 70:
    print("88")
if op == "+" and a == 18 and b == 71:
    print("89")
if op == "+" and a == 18 and b == 72:
    print("90")
if op == "+" and a == 18 and b == 73:
    print("91")
if op == "+" and a == 18 and b == 74:
    print("92")
if op == "+" and a == 18 and b == 75:
    print("93")
if op == "+" and a == 18 and b == 76:
    print("94")
if op == "+" and a == 18 and b == 77:
    print("95")
if op == "+" and a == 18 and b == 78:
    print("96")
if op == "+" and a == 18 and b == 79:
    print("97")
if op == "+" and a == 18 and b == 80:
    print("98")
if op == "+" and a == 18 and b == 81:
    print("99")
if op == "+" and a == 18 and b == 82:
    print("100")
if op == "+" and a == 18 and b == 83:
    print("101")
if op == "+" and a == 18 and b == 84:
    print("102")
if op == "+" and a == 18 and b == 85:
    print("103")
if op == "+" and a == 18 and b == 86:
    print("104")
if op == "+" and a == 18 and b == 87:
    print("105")
if op == "+" and a == 18 and b == 88:
    print("106")
if op == "+" and a == 18 and b == 89:
    print("107")
if op == "+" and a == 18 and b == 90:
    print("108")
if op == "+" and a == 18 and b == 91:
    print("109")
if op == "+" and a == 18 and b == 92:
    print("110")
if op == "+" and a == 18 and b == 93:
    print("111")
if op == "+" and a == 18 and b == 94:
    print("112")
if op == "+" and a == 18 and b == 95:
    print("113")
if op == "+" and a == 18 and b == 96:
    print("114")
if op == "+" and a == 18 and b == 97:
    print("115")
if op == "+" and a == 18 and b == 98:
    print("116")
if op == "+" and a == 18 and b == 99:
    print("117")
if op == "+" and a == 18 and b == 100:
    print("118")
if op == "+" and a == 18 and b == 101:
    print("119")
if op == "+" and a == 18 and b == 102:
    print("120")
if op == "+" and a == 18 and b == 103:
    print("121")
if op == "+" and a == 18 and b == 104:
    print("122")
if op == "+" and a == 18 and b == 105:
    print("123")
if op == "+" and a == 18 and b == 106:
    print("124")
if op == "+" and a == 18 and b == 107:
    print("125")
if op == "+" and a == 18 and b == 108:
    print("126")
if op == "+" and a == 18 and b == 109:
    print("127")
if op == "+" and a == 18 and b == 110:
    print("128")
if op == "+" and a == 18 and b == 111:
    print("129")
if op == "+" and a == 18 and b == 112:
    print("130")
if op == "+" and a == 18 and b == 113:
    print("131")
if op == "+" and a == 18 and b == 114:
    print("132")
if op == "+" and a == 18 and b == 115:
    print("133")
if op == "+" and a == 18 and b == 116:
    print("134")
if op == "+" and a == 18 and b == 117:
    print("135")
if op == "+" and a == 18 and b == 118:
    print("136")
if op == "+" and a == 18 and b == 119:
    print("137")
if op == "+" and a == 18 and b == 120:
    print("138")
if op == "+" and a == 18 and b == 121:
    print("139")
if op == "+" and a == 18 and b == 122:
    print("140")
if op == "+" and a == 18 and b == 123:
    print("141")
if op == "+" and a == 18 and b == 124:
    print("142")
if op == "+" and a == 18 and b == 125:
    print("143")
if op == "+" and a == 18 and b == 126:
    print("144")
if op == "+" and a == 18 and b == 127:
    print("145")
if op == "+" and a == 19 and b == 0:
    print("19")
if op == "+" and a == 19 and b == 1:
    print("20")
if op == "+" and a == 19 and b == 2:
    print("21")
if op == "+" and a == 19 and b == 3:
    print("22")
if op == "+" and a == 19 and b == 4:
    print("23")
if op == "+" and a == 19 and b == 5:
    print("24")
if op == "+" and a == 19 and b == 6:
    print("25")
if op == "+" and a == 19 and b == 7:
    print("26")
if op == "+" and a == 19 and b == 8:
    print("27")
if op == "+" and a == 19 and b == 9:
    print("28")
if op == "+" and a == 19 and b == 10:
    print("29")
if op == "+" and a == 19 and b == 11:
    print("30")
if op == "+" and a == 19 and b == 12:
    print("31")
if op == "+" and a == 19 and b == 13:
    print("32")
if op == "+" and a == 19 and b == 14:
    print("33")
if op == "+" and a == 19 and b == 15:
    print("34")
if op == "+" and a == 19 and b == 16:
    print("35")
if op == "+" and a == 19 and b == 17:
    print("36")
if op == "+" and a == 19 and b == 18:
    print("37")
if op == "+" and a == 19 and b == 19:
    print("38")
if op == "+" and a == 19 and b == 20:
    print("39")
if op == "+" and a == 19 and b == 21:
    print("40")
if op == "+" and a == 19 and b == 22:
    print("41")
if op == "+" and a == 19 and b == 23:
    print("42")
if op == "+" and a == 19 and b == 24:
    print("43")
if op == "+" and a == 19 and b == 25:
    print("44")
if op == "+" and a == 19 and b == 26:
    print("45")
if op == "+" and a == 19 and b == 27:
    print("46")
if op == "+" and a == 19 and b == 28:
    print("47")
if op == "+" and a == 19 and b == 29:
    print("48")
if op == "+" and a == 19 and b == 30:
    print("49")
if op == "+" and a == 19 and b == 31:
    print("50")
if op == "+" and a == 19 and b == 32:
    print("51")
if op == "+" and a == 19 and b == 33:
    print("52")
if op == "+" and a == 19 and b == 34:
    print("53")
if op == "+" and a == 19 and b == 35:
    print("54")
if op == "+" and a == 19 and b == 36:
    print("55")
if op == "+" and a == 19 and b == 37:
    print("56")
if op == "+" and a == 19 and b == 38:
    print("57")
if op == "+" and a == 19 and b == 39:
    print("58")
if op == "+" and a == 19 and b == 40:
    print("59")
if op == "+" and a == 19 and b == 41:
    print("60")
if op == "+" and a == 19 and b == 42:
    print("61")
if op == "+" and a == 19 and b == 43:
    print("62")
if op == "+" and a == 19 and b == 44:
    print("63")
if op == "+" and a == 19 and b == 45:
    print("64")
if op == "+" and a == 19 and b == 46:
    print("65")
if op == "+" and a == 19 and b == 47:
    print("66")
if op == "+" and a == 19 and b == 48:
    print("67")
if op == "+" and a == 19 and b == 49:
    print("68")
if op == "+" and a == 19 and b == 50:
    print("69")
if op == "+" and a == 19 and b == 51:
    print("70")
if op == "+" and a == 19 and b == 52:
    print("71")
if op == "+" and a == 19 and b == 53:
    print("72")
if op == "+" and a == 19 and b == 54:
    print("73")
if op == "+" and a == 19 and b == 55:
    print("74")
if op == "+" and a == 19 and b == 56:
    print("75")
if op == "+" and a == 19 and b == 57:
    print("76")
if op == "+" and a == 19 and b == 58:
    print("77")
if op == "+" and a == 19 and b == 59:
    print("78")
if op == "+" and a == 19 and b == 60:
    print("79")
if op == "+" and a == 19 and b == 61:
    print("80")
if op == "+" and a == 19 and b == 62:
    print("81")
if op == "+" and a == 19 and b == 63:
    print("82")
if op == "+" and a == 19 and b == 64:
    print("83")
if op == "+" and a == 19 and b == 65:
    print("84")
if op == "+" and a == 19 and b == 66:
    print("85")
if op == "+" and a == 19 and b == 67:
    print("86")
if op == "+" and a == 19 and b == 68:
    print("87")
if op == "+" and a == 19 and b == 69:
    print("88")
if op == "+" and a == 19 and b == 70:
    print("89")
if op == "+" and a == 19 and b == 71:
    print("90")
if op == "+" and a == 19 and b == 72:
    print("91")
if op == "+" and a == 19 and b == 73:
    print("92")
if op == "+" and a == 19 and b == 74:
    print("93")
if op == "+" and a == 19 and b == 75:
    print("94")
if op == "+" and a == 19 and b == 76:
    print("95")
if op == "+" and a == 19 and b == 77:
    print("96")
if op == "+" and a == 19 and b == 78:
    print("97")
if op == "+" and a == 19 and b == 79:
    print("98")
if op == "+" and a == 19 and b == 80:
    print("99")
if op == "+" and a == 19 and b == 81:
    print("100")
if op == "+" and a == 19 and b == 82:
    print("101")
if op == "+" and a == 19 and b == 83:
    print("102")
if op == "+" and a == 19 and b == 84:
    print("103")
if op == "+" and a == 19 and b == 85:
    print("104")
if op == "+" and a == 19 and b == 86:
    print("105")
if op == "+" and a == 19 and b == 87:
    print("106")
if op == "+" and a == 19 and b == 88:
    print("107")
if op == "+" and a == 19 and b == 89:
    print("108")
if op == "+" and a == 19 and b == 90:
    print("109")
if op == "+" and a == 19 and b == 91:
    print("110")
if op == "+" and a == 19 and b == 92:
    print("111")
if op == "+" and a == 19 and b == 93:
    print("112")
if op == "+" and a == 19 and b == 94:
    print("113")
if op == "+" and a == 19 and b == 95:
    print("114")
if op == "+" and a == 19 and b == 96:
    print("115")
if op == "+" and a == 19 and b == 97:
    print("116")
if op == "+" and a == 19 and b == 98:
    print("117")
if op == "+" and a == 19 and b == 99:
    print("118")
if op == "+" and a == 19 and b == 100:
    print("119")
if op == "+" and a == 19 and b == 101:
    print("120")
if op == "+" and a == 19 and b == 102:
    print("121")
if op == "+" and a == 19 and b == 103:
    print("122")
if op == "+" and a == 19 and b == 104:
    print("123")
if op == "+" and a == 19 and b == 105:
    print("124")
if op == "+" and a == 19 and b == 106:
    print("125")
if op == "+" and a == 19 and b == 107:
    print("126")
if op == "+" and a == 19 and b == 108:
    print("127")
if op == "+" and a == 19 and b == 109:
    print("128")
if op == "+" and a == 19 and b == 110:
    print("129")
if op == "+" and a == 19 and b == 111:
    print("130")
if op == "+" and a == 19 and b == 112:
    print("131")
if op == "+" and a == 19 and b == 113:
    print("132")
if op == "+" and a == 19 and b == 114:
    print("133")
if op == "+" and a == 19 and b == 115:
    print("134")
if op == "+" and a == 19 and b == 116:
    print("135")
if op == "+" and a == 19 and b == 117:
    print("136")
if op == "+" and a == 19 and b == 118:
    print("137")
if op == "+" and a == 19 and b == 119:
    print("138")
if op == "+" and a == 19 and b == 120:
    print("139")
if op == "+" and a == 19 and b == 121:
    print("140")
if op == "+" and a == 19 and b == 122:
    print("141")
if op == "+" and a == 19 and b == 123:
    print("142")
if op == "+" and a == 19 and b == 124:
    print("143")
if op == "+" and a == 19 and b == 125:
    print("144")
if op == "+" and a == 19 and b == 126:
    print("145")
if op == "+" and a == 19 and b == 127:
    print("146")
if op == "+" and a == 20 and b == 0:
    print("20")
if op == "+" and a == 20 and b == 1:
    print("21")
if op == "+" and a == 20 and b == 2:
    print("22")
if op == "+" and a == 20 and b == 3:
    print("23")
if op == "+" and a == 20 and b == 4:
    print("24")
if op == "+" and a == 20 and b == 5:
    print("25")
if op == "+" and a == 20 and b == 6:
    print("26")
if op == "+" and a == 20 and b == 7:
    print("27")
if op == "+" and a == 20 and b == 8:
    print("28")
if op == "+" and a == 20 and b == 9:
    print("29")
if op == "+" and a == 20 and b == 10:
    print("30")
if op == "+" and a == 20 and b == 11:
    print("31")
if op == "+" and a == 20 and b == 12:
    print("32")
if op == "+" and a == 20 and b == 13:
    print("33")
if op == "+" and a == 20 and b == 14:
    print("34")
if op == "+" and a == 20 and b == 15:
    print("35")
if op == "+" and a == 20 and b == 16:
    print("36")
if op == "+" and a == 20 and b == 17:
    print("37")
if op == "+" and a == 20 and b == 18:
    print("38")
if op == "+" and a == 20 and b == 19:
    print("39")
if op == "+" and a == 20 and b == 20:
    print("40")
if op == "+" and a == 20 and b == 21:
    print("41")
if op == "+" and a == 20 and b == 22:
    print("42")
if op == "+" and a == 20 and b == 23:
    print("43")
if op == "+" and a == 20 and b == 24:
    print("44")
if op == "+" and a == 20 and b == 25:
    print("45")
if op == "+" and a == 20 and b == 26:
    print("46")
if op == "+" and a == 20 and b == 27:
    print("47")
if op == "+" and a == 20 and b == 28:
    print("48")
if op == "+" and a == 20 and b == 29:
    print("49")
if op == "+" and a == 20 and b == 30:
    print("50")
if op == "+" and a == 20 and b == 31:
    print("51")
if op == "+" and a == 20 and b == 32:
    print("52")
if op == "+" and a == 20 and b == 33:
    print("53")
if op == "+" and a == 20 and b == 34:
    print("54")
if op == "+" and a == 20 and b == 35:
    print("55")
if op == "+" and a == 20 and b == 36:
    print("56")
if op == "+" and a == 20 and b == 37:
    print("57")
if op == "+" and a == 20 and b == 38:
    print("58")
if op == "+" and a == 20 and b == 39:
    print("59")
if op == "+" and a == 20 and b == 40:
    print("60")
if op == "+" and a == 20 and b == 41:
    print("61")
if op == "+" and a == 20 and b == 42:
    print("62")
if op == "+" and a == 20 and b == 43:
    print("63")
if op == "+" and a == 20 and b == 44:
    print("64")
if op == "+" and a == 20 and b == 45:
    print("65")
if op == "+" and a == 20 and b == 46:
    print("66")
if op == "+" and a == 20 and b == 47:
    print("67")
if op == "+" and a == 20 and b == 48:
    print("68")
if op == "+" and a == 20 and b == 49:
    print("69")
if op == "+" and a == 20 and b == 50:
    print("70")
if op == "+" and a == 20 and b == 51:
    print("71")
if op == "+" and a == 20 and b == 52:
    print("72")
if op == "+" and a == 20 and b == 53:
    print("73")
if op == "+" and a == 20 and b == 54:
    print("74")
if op == "+" and a == 20 and b == 55:
    print("75")
if op == "+" and a == 20 and b == 56:
    print("76")
if op == "+" and a == 20 and b == 57:
    print("77")
if op == "+" and a == 20 and b == 58:
    print("78")
if op == "+" and a == 20 and b == 59:
    print("79")
if op == "+" and a == 20 and b == 60:
    print("80")
if op == "+" and a == 20 and b == 61:
    print("81")
if op == "+" and a == 20 and b == 62:
    print("82")
if op == "+" and a == 20 and b == 63:
    print("83")
if op == "+" and a == 20 and b == 64:
    print("84")
if op == "+" and a == 20 and b == 65:
    print("85")
if op == "+" and a == 20 and b == 66:
    print("86")
if op == "+" and a == 20 and b == 67:
    print("87")
if op == "+" and a == 20 and b == 68:
    print("88")
if op == "+" and a == 20 and b == 69:
    print("89")
if op == "+" and a == 20 and b == 70:
    print("90")
if op == "+" and a == 20 and b == 71:
    print("91")
if op == "+" and a == 20 and b == 72:
    print("92")
if op == "+" and a == 20 and b == 73:
    print("93")
if op == "+" and a == 20 and b == 74:
    print("94")
if op == "+" and a == 20 and b == 75:
    print("95")
if op == "+" and a == 20 and b == 76:
    print("96")
if op == "+" and a == 20 and b == 77:
    print("97")
if op == "+" and a == 20 and b == 78:
    print("98")
if op == "+" and a == 20 and b == 79:
    print("99")
if op == "+" and a == 20 and b == 80:
    print("100")
if op == "+" and a == 20 and b == 81:
    print("101")
if op == "+" and a == 20 and b == 82:
    print("102")
if op == "+" and a == 20 and b == 83:
    print("103")
if op == "+" and a == 20 and b == 84:
    print("104")
if op == "+" and a == 20 and b == 85:
    print("105")
if op == "+" and a == 20 and b == 86:
    print("106")
if op == "+" and a == 20 and b == 87:
    print("107")
if op == "+" and a == 20 and b == 88:
    print("108")
if op == "+" and a == 20 and b == 89:
    print("109")
if op == "+" and a == 20 and b == 90:
    print("110")
if op == "+" and a == 20 and b == 91:
    print("111")
if op == "+" and a == 20 and b == 92:
    print("112")
if op == "+" and a == 20 and b == 93:
    print("113")
if op == "+" and a == 20 and b == 94:
    print("114")
if op == "+" and a == 20 and b == 95:
    print("115")
if op == "+" and a == 20 and b == 96:
    print("116")
if op == "+" and a == 20 and b == 97:
    print("117")
if op == "+" and a == 20 and b == 98:
    print("118")
if op == "+" and a == 20 and b == 99:
    print("119")
if op == "+" and a == 20 and b == 100:
    print("120")
if op == "+" and a == 20 and b == 101:
    print("121")
if op == "+" and a == 20 and b == 102:
    print("122")
if op == "+" and a == 20 and b == 103:
    print("123")
if op == "+" and a == 20 and b == 104:
    print("124")
if op == "+" and a == 20 and b == 105:
    print("125")
if op == "+" and a == 20 and b == 106:
    print("126")
if op == "+" and a == 20 and b == 107:
    print("127")
if op == "+" and a == 20 and b == 108:
    print("128")
if op == "+" and a == 20 and b == 109:
    print("129")
if op == "+" and a == 20 and b == 110:
    print("130")
if op == "+" and a == 20 and b == 111:
    print("131")
if op == "+" and a == 20 and b == 112:
    print("132")
if op == "+" and a == 20 and b == 113:
    print("133")
if op == "+" and a == 20 and b == 114:
    print("134")
if op == "+" and a == 20 and b == 115:
    print("135")
if op == "+" and a == 20 and b == 116:
    print("136")
if op == "+" and a == 20 and b == 117:
    print("137")
if op == "+" and a == 20 and b == 118:
    print("138")
if op == "+" and a == 20 and b == 119:
    print("139")
if op == "+" and a == 20 and b == 120:
    print("140")
if op == "+" and a == 20 and b == 121:
    print("141")
if op == "+" and a == 20 and b == 122:
    print("142")
if op == "+" and a == 20 and b == 123:
    print("143")
if op == "+" and a == 20 and b == 124:
    print("144")
if op == "+" and a == 20 and b == 125:
    print("145")
if op == "+" and a == 20 and b == 126:
    print("146")
if op == "+" and a == 20 and b == 127:
    print("147")
if op == "+" and a == 21 and b == 0:
    print("21")
if op == "+" and a == 21 and b == 1:
    print("22")
if op == "+" and a == 21 and b == 2:
    print("23")
if op == "+" and a == 21 and b == 3:
    print("24")
if op == "+" and a == 21 and b == 4:
    print("25")
if op == "+" and a == 21 and b == 5:
    print("26")
if op == "+" and a == 21 and b == 6:
    print("27")
if op == "+" and a == 21 and b == 7:
    print("28")
if op == "+" and a == 21 and b == 8:
    print("29")
if op == "+" and a == 21 and b == 9:
    print("30")
if op == "+" and a == 21 and b == 10:
    print("31")
if op == "+" and a == 21 and b == 11:
    print("32")
if op == "+" and a == 21 and b == 12:
    print("33")
if op == "+" and a == 21 and b == 13:
    print("34")
if op == "+" and a == 21 and b == 14:
    print("35")
if op == "+" and a == 21 and b == 15:
    print("36")
if op == "+" and a == 21 and b == 16:
    print("37")
if op == "+" and a == 21 and b == 17:
    print("38")
if op == "+" and a == 21 and b == 18:
    print("39")
if op == "+" and a == 21 and b == 19:
    print("40")
if op == "+" and a == 21 and b == 20:
    print("41")
if op == "+" and a == 21 and b == 21:
    print("42")
if op == "+" and a == 21 and b == 22:
    print("43")
if op == "+" and a == 21 and b == 23:
    print("44")
if op == "+" and a == 21 and b == 24:
    print("45")
if op == "+" and a == 21 and b == 25:
    print("46")
if op == "+" and a == 21 and b == 26:
    print("47")
if op == "+" and a == 21 and b == 27:
    print("48")
if op == "+" and a == 21 and b == 28:
    print("49")
if op == "+" and a == 21 and b == 29:
    print("50")
if op == "+" and a == 21 and b == 30:
    print("51")
if op == "+" and a == 21 and b == 31:
    print("52")
if op == "+" and a == 21 and b == 32:
    print("53")
if op == "+" and a == 21 and b == 33:
    print("54")
if op == "+" and a == 21 and b == 34:
    print("55")
if op == "+" and a == 21 and b == 35:
    print("56")
if op == "+" and a == 21 and b == 36:
    print("57")
if op == "+" and a == 21 and b == 37:
    print("58")
if op == "+" and a == 21 and b == 38:
    print("59")
if op == "+" and a == 21 and b == 39:
    print("60")
if op == "+" and a == 21 and b == 40:
    print("61")
if op == "+" and a == 21 and b == 41:
    print("62")
if op == "+" and a == 21 and b == 42:
    print("63")
if op == "+" and a == 21 and b == 43:
    print("64")
if op == "+" and a == 21 and b == 44:
    print("65")
if op == "+" and a == 21 and b == 45:
    print("66")
if op == "+" and a == 21 and b == 46:
    print("67")
if op == "+" and a == 21 and b == 47:
    print("68")
if op == "+" and a == 21 and b == 48:
    print("69")
if op == "+" and a == 21 and b == 49:
    print("70")
if op == "+" and a == 21 and b == 50:
    print("71")
if op == "+" and a == 21 and b == 51:
    print("72")
if op == "+" and a == 21 and b == 52:
    print("73")
if op == "+" and a == 21 and b == 53:
    print("74")
if op == "+" and a == 21 and b == 54:
    print("75")
if op == "+" and a == 21 and b == 55:
    print("76")
if op == "+" and a == 21 and b == 56:
    print("77")
if op == "+" and a == 21 and b == 57:
    print("78")
if op == "+" and a == 21 and b == 58:
    print("79")
if op == "+" and a == 21 and b == 59:
    print("80")
if op == "+" and a == 21 and b == 60:
    print("81")
if op == "+" and a == 21 and b == 61:
    print("82")
if op == "+" and a == 21 and b == 62:
    print("83")
if op == "+" and a == 21 and b == 63:
    print("84")
if op == "+" and a == 21 and b == 64:
    print("85")
if op == "+" and a == 21 and b == 65:
    print("86")
if op == "+" and a == 21 and b == 66:
    print("87")
if op == "+" and a == 21 and b == 67:
    print("88")
if op == "+" and a == 21 and b == 68:
    print("89")
if op == "+" and a == 21 and b == 69:
    print("90")
if op == "+" and a == 21 and b == 70:
    print("91")
if op == "+" and a == 21 and b == 71:
    print("92")
if op == "+" and a == 21 and b == 72:
    print("93")
if op == "+" and a == 21 and b == 73:
    print("94")
if op == "+" and a == 21 and b == 74:
    print("95")
if op == "+" and a == 21 and b == 75:
    print("96")
if op == "+" and a == 21 and b == 76:
    print("97")
if op == "+" and a == 21 and b == 77:
    print("98")
if op == "+" and a == 21 and b == 78:
    print("99")
if op == "+" and a == 21 and b == 79:
    print("100")
if op == "+" and a == 21 and b == 80:
    print("101")
if op == "+" and a == 21 and b == 81:
    print("102")
if op == "+" and a == 21 and b == 82:
    print("103")
if op == "+" and a == 21 and b == 83:
    print("104")
if op == "+" and a == 21 and b == 84:
    print("105")
if op == "+" and a == 21 and b == 85:
    print("106")
if op == "+" and a == 21 and b == 86:
    print("107")
if op == "+" and a == 21 and b == 87:
    print("108")
if op == "+" and a == 21 and b == 88:
    print("109")
if op == "+" and a == 21 and b == 89:
    print("110")
if op == "+" and a == 21 and b == 90:
    print("111")
if op == "+" and a == 21 and b == 91:
    print("112")
if op == "+" and a == 21 and b == 92:
    print("113")
if op == "+" and a == 21 and b == 93:
    print("114")
if op == "+" and a == 21 and b == 94:
    print("115")
if op == "+" and a == 21 and b == 95:
    print("116")
if op == "+" and a == 21 and b == 96:
    print("117")
if op == "+" and a == 21 and b == 97:
    print("118")
if op == "+" and a == 21 and b == 98:
    print("119")
if op == "+" and a == 21 and b == 99:
    print("120")
if op == "+" and a == 21 and b == 100:
    print("121")
if op == "+" and a == 21 and b == 101:
    print("122")
if op == "+" and a == 21 and b == 102:
    print("123")
if op == "+" and a == 21 and b == 103:
    print("124")
if op == "+" and a == 21 and b == 104:
    print("125")
if op == "+" and a == 21 and b == 105:
    print("126")
if op == "+" and a == 21 and b == 106:
    print("127")
if op == "+" and a == 21 and b == 107:
    print("128")
if op == "+" and a == 21 and b == 108:
    print("129")
if op == "+" and a == 21 and b == 109:
    print("130")
if op == "+" and a == 21 and b == 110:
    print("131")
if op == "+" and a == 21 and b == 111:
    print("132")
if op == "+" and a == 21 and b == 112:
    print("133")
if op == "+" and a == 21 and b == 113:
    print("134")
if op == "+" and a == 21 and b == 114:
    print("135")
if op == "+" and a == 21 and b == 115:
    print("136")
if op == "+" and a == 21 and b == 116:
    print("137")
if op == "+" and a == 21 and b == 117:
    print("138")
if op == "+" and a == 21 and b == 118:
    print("139")
if op == "+" and a == 21 and b == 119:
    print("140")
if op == "+" and a == 21 and b == 120:
    print("141")
if op == "+" and a == 21 and b == 121:
    print("142")
if op == "+" and a == 21 and b == 122:
    print("143")
if op == "+" and a == 21 and b == 123:
    print("144")
if op == "+" and a == 21 and b == 124:
    print("145")
if op == "+" and a == 21 and b == 125:
    print("146")
if op == "+" and a == 21 and b == 126:
    print("147")
if op == "+" and a == 21 and b == 127:
    print("148")
if op == "+" and a == 22 and b == 0:
    print("22")
if op == "+" and a == 22 and b == 1:
    print("23")
if op == "+" and a == 22 and b == 2:
    print("24")
if op == "+" and a == 22 and b == 3:
    print("25")
if op == "+" and a == 22 and b == 4:
    print("26")
if op == "+" and a == 22 and b == 5:
    print("27")
if op == "+" and a == 22 and b == 6:
    print("28")
if op == "+" and a == 22 and b == 7:
    print("29")
if op == "+" and a == 22 and b == 8:
    print("30")
if op == "+" and a == 22 and b == 9:
    print("31")
if op == "+" and a == 22 and b == 10:
    print("32")
if op == "+" and a == 22 and b == 11:
    print("33")
if op == "+" and a == 22 and b == 12:
    print("34")
if op == "+" and a == 22 and b == 13:
    print("35")
if op == "+" and a == 22 and b == 14:
    print("36")
if op == "+" and a == 22 and b == 15:
    print("37")
if op == "+" and a == 22 and b == 16:
    print("38")
if op == "+" and a == 22 and b == 17:
    print("39")
if op == "+" and a == 22 and b == 18:
    print("40")
if op == "+" and a == 22 and b == 19:
    print("41")
if op == "+" and a == 22 and b == 20:
    print("42")
if op == "+" and a == 22 and b == 21:
    print("43")
if op == "+" and a == 22 and b == 22:
    print("44")
if op == "+" and a == 22 and b == 23:
    print("45")
if op == "+" and a == 22 and b == 24:
    print("46")
if op == "+" and a == 22 and b == 25:
    print("47")
if op == "+" and a == 22 and b == 26:
    print("48")
if op == "+" and a == 22 and b == 27:
    print("49")
if op == "+" and a == 22 and b == 28:
    print("50")
if op == "+" and a == 22 and b == 29:
    print("51")
if op == "+" and a == 22 and b == 30:
    print("52")
if op == "+" and a == 22 and b == 31:
    print("53")
if op == "+" and a == 22 and b == 32:
    print("54")
if op == "+" and a == 22 and b == 33:
    print("55")
if op == "+" and a == 22 and b == 34:
    print("56")
if op == "+" and a == 22 and b == 35:
    print("57")
if op == "+" and a == 22 and b == 36:
    print("58")
if op == "+" and a == 22 and b == 37:
    print("59")
if op == "+" and a == 22 and b == 38:
    print("60")
if op == "+" and a == 22 and b == 39:
    print("61")
if op == "+" and a == 22 and b == 40:
    print("62")
if op == "+" and a == 22 and b == 41:
    print("63")
if op == "+" and a == 22 and b == 42:
    print("64")
if op == "+" and a == 22 and b == 43:
    print("65")
if op == "+" and a == 22 and b == 44:
    print("66")
if op == "+" and a == 22 and b == 45:
    print("67")
if op == "+" and a == 22 and b == 46:
    print("68")
if op == "+" and a == 22 and b == 47:
    print("69")
if op == "+" and a == 22 and b == 48:
    print("70")
if op == "+" and a == 22 and b == 49:
    print("71")
if op == "+" and a == 22 and b == 50:
    print("72")
if op == "+" and a == 22 and b == 51:
    print("73")
if op == "+" and a == 22 and b == 52:
    print("74")
if op == "+" and a == 22 and b == 53:
    print("75")
if op == "+" and a == 22 and b == 54:
    print("76")
if op == "+" and a == 22 and b == 55:
    print("77")
if op == "+" and a == 22 and b == 56:
    print("78")
if op == "+" and a == 22 and b == 57:
    print("79")
if op == "+" and a == 22 and b == 58:
    print("80")
if op == "+" and a == 22 and b == 59:
    print("81")
if op == "+" and a == 22 and b == 60:
    print("82")
if op == "+" and a == 22 and b == 61:
    print("83")
if op == "+" and a == 22 and b == 62:
    print("84")
if op == "+" and a == 22 and b == 63:
    print("85")
if op == "+" and a == 22 and b == 64:
    print("86")
if op == "+" and a == 22 and b == 65:
    print("87")
if op == "+" and a == 22 and b == 66:
    print("88")
if op == "+" and a == 22 and b == 67:
    print("89")
if op == "+" and a == 22 and b == 68:
    print("90")
if op == "+" and a == 22 and b == 69:
    print("91")
if op == "+" and a == 22 and b == 70:
    print("92")
if op == "+" and a == 22 and b == 71:
    print("93")
if op == "+" and a == 22 and b == 72:
    print("94")
if op == "+" and a == 22 and b == 73:
    print("95")
if op == "+" and a == 22 and b == 74:
    print("96")
if op == "+" and a == 22 and b == 75:
    print("97")
if op == "+" and a == 22 and b == 76:
    print("98")
if op == "+" and a == 22 and b == 77:
    print("99")
if op == "+" and a == 22 and b == 78:
    print("100")
if op == "+" and a == 22 and b == 79:
    print("101")
if op == "+" and a == 22 and b == 80:
    print("102")
if op == "+" and a == 22 and b == 81:
    print("103")
if op == "+" and a == 22 and b == 82:
    print("104")
if op == "+" and a == 22 and b == 83:
    print("105")
if op == "+" and a == 22 and b == 84:
    print("106")
if op == "+" and a == 22 and b == 85:
    print("107")
if op == "+" and a == 22 and b == 86:
    print("108")
if op == "+" and a == 22 and b == 87:
    print("109")
if op == "+" and a == 22 and b == 88:
    print("110")
if op == "+" and a == 22 and b == 89:
    print("111")
if op == "+" and a == 22 and b == 90:
    print("112")
if op == "+" and a == 22 and b == 91:
    print("113")
if op == "+" and a == 22 and b == 92:
    print("114")
if op == "+" and a == 22 and b == 93:
    print("115")
if op == "+" and a == 22 and b == 94:
    print("116")
if op == "+" and a == 22 and b == 95:
    print("117")
if op == "+" and a == 22 and b == 96:
    print("118")
if op == "+" and a == 22 and b == 97:
    print("119")
if op == "+" and a == 22 and b == 98:
    print("120")
if op == "+" and a == 22 and b == 99:
    print("121")
if op == "+" and a == 22 and b == 100:
    print("122")
if op == "+" and a == 22 and b == 101:
    print("123")
if op == "+" and a == 22 and b == 102:
    print("124")
if op == "+" and a == 22 and b == 103:
    print("125")
if op == "+" and a == 22 and b == 104:
    print("126")
if op == "+" and a == 22 and b == 105:
    print("127")
if op == "+" and a == 22 and b == 106:
    print("128")
if op == "+" and a == 22 and b == 107:
    print("129")
if op == "+" and a == 22 and b == 108:
    print("130")
if op == "+" and a == 22 and b == 109:
    print("131")
if op == "+" and a == 22 and b == 110:
    print("132")
if op == "+" and a == 22 and b == 111:
    print("133")
if op == "+" and a == 22 and b == 112:
    print("134")
if op == "+" and a == 22 and b == 113:
    print("135")
if op == "+" and a == 22 and b == 114:
    print("136")
if op == "+" and a == 22 and b == 115:
    print("137")
if op == "+" and a == 22 and b == 116:
    print("138")
if op == "+" and a == 22 and b == 117:
    print("139")
if op == "+" and a == 22 and b == 118:
    print("140")
if op == "+" and a == 22 and b == 119:
    print("141")
if op == "+" and a == 22 and b == 120:
    print("142")
if op == "+" and a == 22 and b == 121:
    print("143")
if op == "+" and a == 22 and b == 122:
    print("144")
if op == "+" and a == 22 and b == 123:
    print("145")
if op == "+" and a == 22 and b == 124:
    print("146")
if op == "+" and a == 22 and b == 125:
    print("147")
if op == "+" and a == 22 and b == 126:
    print("148")
if op == "+" and a == 22 and b == 127:
    print("149")
if op == "+" and a == 23 and b == 0:
    print("23")
if op == "+" and a == 23 and b == 1:
    print("24")
if op == "+" and a == 23 and b == 2:
    print("25")
if op == "+" and a == 23 and b == 3:
    print("26")
if op == "+" and a == 23 and b == 4:
    print("27")
if op == "+" and a == 23 and b == 5:
    print("28")
if op == "+" and a == 23 and b == 6:
    print("29")
if op == "+" and a == 23 and b == 7:
    print("30")
if op == "+" and a == 23 and b == 8:
    print("31")
if op == "+" and a == 23 and b == 9:
    print("32")
if op == "+" and a == 23 and b == 10:
    print("33")
if op == "+" and a == 23 and b == 11:
    print("34")
if op == "+" and a == 23 and b == 12:
    print("35")
if op == "+" and a == 23 and b == 13:
    print("36")
if op == "+" and a == 23 and b == 14:
    print("37")
if op == "+" and a == 23 and b == 15:
    print("38")
if op == "+" and a == 23 and b == 16:
    print("39")
if op == "+" and a == 23 and b == 17:
    print("40")
if op == "+" and a == 23 and b == 18:
    print("41")
if op == "+" and a == 23 and b == 19:
    print("42")
if op == "+" and a == 23 and b == 20:
    print("43")
if op == "+" and a == 23 and b == 21:
    print("44")
if op == "+" and a == 23 and b == 22:
    print("45")
if op == "+" and a == 23 and b == 23:
    print("46")
if op == "+" and a == 23 and b == 24:
    print("47")
if op == "+" and a == 23 and b == 25:
    print("48")
if op == "+" and a == 23 and b == 26:
    print("49")
if op == "+" and a == 23 and b == 27:
    print("50")
if op == "+" and a == 23 and b == 28:
    print("51")
if op == "+" and a == 23 and b == 29:
    print("52")
if op == "+" and a == 23 and b == 30:
    print("53")
if op == "+" and a == 23 and b == 31:
    print("54")
if op == "+" and a == 23 and b == 32:
    print("55")
if op == "+" and a == 23 and b == 33:
    print("56")
if op == "+" and a == 23 and b == 34:
    print("57")
if op == "+" and a == 23 and b == 35:
    print("58")
if op == "+" and a == 23 and b == 36:
    print("59")
if op == "+" and a == 23 and b == 37:
    print("60")
if op == "+" and a == 23 and b == 38:
    print("61")
if op == "+" and a == 23 and b == 39:
    print("62")
if op == "+" and a == 23 and b == 40:
    print("63")
if op == "+" and a == 23 and b == 41:
    print("64")
if op == "+" and a == 23 and b == 42:
    print("65")
if op == "+" and a == 23 and b == 43:
    print("66")
if op == "+" and a == 23 and b == 44:
    print("67")
if op == "+" and a == 23 and b == 45:
    print("68")
if op == "+" and a == 23 and b == 46:
    print("69")
if op == "+" and a == 23 and b == 47:
    print("70")
if op == "+" and a == 23 and b == 48:
    print("71")
if op == "+" and a == 23 and b == 49:
    print("72")
if op == "+" and a == 23 and b == 50:
    print("73")
if op == "+" and a == 23 and b == 51:
    print("74")
if op == "+" and a == 23 and b == 52:
    print("75")
if op == "+" and a == 23 and b == 53:
    print("76")
if op == "+" and a == 23 and b == 54:
    print("77")
if op == "+" and a == 23 and b == 55:
    print("78")
if op == "+" and a == 23 and b == 56:
    print("79")
if op == "+" and a == 23 and b == 57:
    print("80")
if op == "+" and a == 23 and b == 58:
    print("81")
if op == "+" and a == 23 and b == 59:
    print("82")
if op == "+" and a == 23 and b == 60:
    print("83")
if op == "+" and a == 23 and b == 61:
    print("84")
if op == "+" and a == 23 and b == 62:
    print("85")
if op == "+" and a == 23 and b == 63:
    print("86")
if op == "+" and a == 23 and b == 64:
    print("87")
if op == "+" and a == 23 and b == 65:
    print("88")
if op == "+" and a == 23 and b == 66:
    print("89")
if op == "+" and a == 23 and b == 67:
    print("90")
if op == "+" and a == 23 and b == 68:
    print("91")
if op == "+" and a == 23 and b == 69:
    print("92")
if op == "+" and a == 23 and b == 70:
    print("93")
if op == "+" and a == 23 and b == 71:
    print("94")
if op == "+" and a == 23 and b == 72:
    print("95")
if op == "+" and a == 23 and b == 73:
    print("96")
if op == "+" and a == 23 and b == 74:
    print("97")
if op == "+" and a == 23 and b == 75:
    print("98")
if op == "+" and a == 23 and b == 76:
    print("99")
if op == "+" and a == 23 and b == 77:
    print("100")
if op == "+" and a == 23 and b == 78:
    print("101")
if op == "+" and a == 23 and b == 79:
    print("102")
if op == "+" and a == 23 and b == 80:
    print("103")
if op == "+" and a == 23 and b == 81:
    print("104")
if op == "+" and a == 23 and b == 82:
    print("105")
if op == "+" and a == 23 and b == 83:
    print("106")
if op == "+" and a == 23 and b == 84:
    print("107")
if op == "+" and a == 23 and b == 85:
    print("108")
if op == "+" and a == 23 and b == 86:
    print("109")
if op == "+" and a == 23 and b == 87:
    print("110")
if op == "+" and a == 23 and b == 88:
    print("111")
if op == "+" and a == 23 and b == 89:
    print("112")
if op == "+" and a == 23 and b == 90:
    print("113")
if op == "+" and a == 23 and b == 91:
    print("114")
if op == "+" and a == 23 and b == 92:
    print("115")
if op == "+" and a == 23 and b == 93:
    print("116")
if op == "+" and a == 23 and b == 94:
    print("117")
if op == "+" and a == 23 and b == 95:
    print("118")
if op == "+" and a == 23 and b == 96:
    print("119")
if op == "+" and a == 23 and b == 97:
    print("120")
if op == "+" and a == 23 and b == 98:
    print("121")
if op == "+" and a == 23 and b == 99:
    print("122")
if op == "+" and a == 23 and b == 100:
    print("123")
if op == "+" and a == 23 and b == 101:
    print("124")
if op == "+" and a == 23 and b == 102:
    print("125")
if op == "+" and a == 23 and b == 103:
    print("126")
if op == "+" and a == 23 and b == 104:
    print("127")
if op == "+" and a == 23 and b == 105:
    print("128")
if op == "+" and a == 23 and b == 106:
    print("129")
if op == "+" and a == 23 and b == 107:
    print("130")
if op == "+" and a == 23 and b == 108:
    print("131")
if op == "+" and a == 23 and b == 109:
    print("132")
if op == "+" and a == 23 and b == 110:
    print("133")
if op == "+" and a == 23 and b == 111:
    print("134")
if op == "+" and a == 23 and b == 112:
    print("135")
if op == "+" and a == 23 and b == 113:
    print("136")
if op == "+" and a == 23 and b == 114:
    print("137")
if op == "+" and a == 23 and b == 115:
    print("138")
if op == "+" and a == 23 and b == 116:
    print("139")
if op == "+" and a == 23 and b == 117:
    print("140")
if op == "+" and a == 23 and b == 118:
    print("141")
if op == "+" and a == 23 and b == 119:
    print("142")
if op == "+" and a == 23 and b == 120:
    print("143")
if op == "+" and a == 23 and b == 121:
    print("144")
if op == "+" and a == 23 and b == 122:
    print("145")
if op == "+" and a == 23 and b == 123:
    print("146")
if op == "+" and a == 23 and b == 124:
    print("147")
if op == "+" and a == 23 and b == 125:
    print("148")
if op == "+" and a == 23 and b == 126:
    print("149")
if op == "+" and a == 23 and b == 127:
    print("150")
if op == "+" and a == 24 and b == 0:
    print("24")
if op == "+" and a == 24 and b == 1:
    print("25")
if op == "+" and a == 24 and b == 2:
    print("26")
if op == "+" and a == 24 and b == 3:
    print("27")
if op == "+" and a == 24 and b == 4:
    print("28")
if op == "+" and a == 24 and b == 5:
    print("29")
if op == "+" and a == 24 and b == 6:
    print("30")
if op == "+" and a == 24 and b == 7:
    print("31")
if op == "+" and a == 24 and b == 8:
    print("32")
if op == "+" and a == 24 and b == 9:
    print("33")
if op == "+" and a == 24 and b == 10:
    print("34")
if op == "+" and a == 24 and b == 11:
    print("35")
if op == "+" and a == 24 and b == 12:
    print("36")
if op == "+" and a == 24 and b == 13:
    print("37")
if op == "+" and a == 24 and b == 14:
    print("38")
if op == "+" and a == 24 and b == 15:
    print("39")
if op == "+" and a == 24 and b == 16:
    print("40")
if op == "+" and a == 24 and b == 17:
    print("41")
if op == "+" and a == 24 and b == 18:
    print("42")
if op == "+" and a == 24 and b == 19:
    print("43")
if op == "+" and a == 24 and b == 20:
    print("44")
if op == "+" and a == 24 and b == 21:
    print("45")
if op == "+" and a == 24 and b == 22:
    print("46")
if op == "+" and a == 24 and b == 23:
    print("47")
if op == "+" and a == 24 and b == 24:
    print("48")
if op == "+" and a == 24 and b == 25:
    print("49")
if op == "+" and a == 24 and b == 26:
    print("50")
if op == "+" and a == 24 and b == 27:
    print("51")
if op == "+" and a == 24 and b == 28:
    print("52")
if op == "+" and a == 24 and b == 29:
    print("53")
if op == "+" and a == 24 and b == 30:
    print("54")
if op == "+" and a == 24 and b == 31:
    print("55")
if op == "+" and a == 24 and b == 32:
    print("56")
if op == "+" and a == 24 and b == 33:
    print("57")
if op == "+" and a == 24 and b == 34:
    print("58")
if op == "+" and a == 24 and b == 35:
    print("59")
if op == "+" and a == 24 and b == 36:
    print("60")
if op == "+" and a == 24 and b == 37:
    print("61")
if op == "+" and a == 24 and b == 38:
    print("62")
if op == "+" and a == 24 and b == 39:
    print("63")
if op == "+" and a == 24 and b == 40:
    print("64")
if op == "+" and a == 24 and b == 41:
    print("65")
if op == "+" and a == 24 and b == 42:
    print("66")
if op == "+" and a == 24 and b == 43:
    print("67")
if op == "+" and a == 24 and b == 44:
    print("68")
if op == "+" and a == 24 and b == 45:
    print("69")
if op == "+" and a == 24 and b == 46:
    print("70")
if op == "+" and a == 24 and b == 47:
    print("71")
if op == "+" and a == 24 and b == 48:
    print("72")
if op == "+" and a == 24 and b == 49:
    print("73")
if op == "+" and a == 24 and b == 50:
    print("74")
if op == "+" and a == 24 and b == 51:
    print("75")
if op == "+" and a == 24 and b == 52:
    print("76")
if op == "+" and a == 24 and b == 53:
    print("77")
if op == "+" and a == 24 and b == 54:
    print("78")
if op == "+" and a == 24 and b == 55:
    print("79")
if op == "+" and a == 24 and b == 56:
    print("80")
if op == "+" and a == 24 and b == 57:
    print("81")
if op == "+" and a == 24 and b == 58:
    print("82")
if op == "+" and a == 24 and b == 59:
    print("83")
if op == "+" and a == 24 and b == 60:
    print("84")
if op == "+" and a == 24 and b == 61:
    print("85")
if op == "+" and a == 24 and b == 62:
    print("86")
if op == "+" and a == 24 and b == 63:
    print("87")
if op == "+" and a == 24 and b == 64:
    print("88")
if op == "+" and a == 24 and b == 65:
    print("89")
if op == "+" and a == 24 and b == 66:
    print("90")
if op == "+" and a == 24 and b == 67:
    print("91")
if op == "+" and a == 24 and b == 68:
    print("92")
if op == "+" and a == 24 and b == 69:
    print("93")
if op == "+" and a == 24 and b == 70:
    print("94")
if op == "+" and a == 24 and b == 71:
    print("95")
if op == "+" and a == 24 and b == 72:
    print("96")
if op == "+" and a == 24 and b == 73:
    print("97")
if op == "+" and a == 24 and b == 74:
    print("98")
if op == "+" and a == 24 and b == 75:
    print("99")
if op == "+" and a == 24 and b == 76:
    print("100")
if op == "+" and a == 24 and b == 77:
    print("101")
if op == "+" and a == 24 and b == 78:
    print("102")
if op == "+" and a == 24 and b == 79:
    print("103")
if op == "+" and a == 24 and b == 80:
    print("104")
if op == "+" and a == 24 and b == 81:
    print("105")
if op == "+" and a == 24 and b == 82:
    print("106")
if op == "+" and a == 24 and b == 83:
    print("107")
if op == "+" and a == 24 and b == 84:
    print("108")
if op == "+" and a == 24 and b == 85:
    print("109")
if op == "+" and a == 24 and b == 86:
    print("110")
if op == "+" and a == 24 and b == 87:
    print("111")
if op == "+" and a == 24 and b == 88:
    print("112")
if op == "+" and a == 24 and b == 89:
    print("113")
if op == "+" and a == 24 and b == 90:
    print("114")
if op == "+" and a == 24 and b == 91:
    print("115")
if op == "+" and a == 24 and b == 92:
    print("116")
if op == "+" and a == 24 and b == 93:
    print("117")
if op == "+" and a == 24 and b == 94:
    print("118")
if op == "+" and a == 24 and b == 95:
    print("119")
if op == "+" and a == 24 and b == 96:
    print("120")
if op == "+" and a == 24 and b == 97:
    print("121")
if op == "+" and a == 24 and b == 98:
    print("122")
if op == "+" and a == 24 and b == 99:
    print("123")
if op == "+" and a == 24 and b == 100:
    print("124")
if op == "+" and a == 24 and b == 101:
    print("125")
if op == "+" and a == 24 and b == 102:
    print("126")
if op == "+" and a == 24 and b == 103:
    print("127")
if op == "+" and a == 24 and b == 104:
    print("128")
if op == "+" and a == 24 and b == 105:
    print("129")
if op == "+" and a == 24 and b == 106:
    print("130")
if op == "+" and a == 24 and b == 107:
    print("131")
if op == "+" and a == 24 and b == 108:
    print("132")
if op == "+" and a == 24 and b == 109:
    print("133")
if op == "+" and a == 24 and b == 110:
    print("134")
if op == "+" and a == 24 and b == 111:
    print("135")
if op == "+" and a == 24 and b == 112:
    print("136")
if op == "+" and a == 24 and b == 113:
    print("137")
if op == "+" and a == 24 and b == 114:
    print("138")
if op == "+" and a == 24 and b == 115:
    print("139")
if op == "+" and a == 24 and b == 116:
    print("140")
if op == "+" and a == 24 and b == 117:
    print("141")
if op == "+" and a == 24 and b == 118:
    print("142")
if op == "+" and a == 24 and b == 119:
    print("143")
if op == "+" and a == 24 and b == 120:
    print("144")
if op == "+" and a == 24 and b == 121:
    print("145")
if op == "+" and a == 24 and b == 122:
    print("146")
if op == "+" and a == 24 and b == 123:
    print("147")
if op == "+" and a == 24 and b == 124:
    print("148")
if op == "+" and a == 24 and b == 125:
    print("149")
if op == "+" and a == 24 and b == 126:
    print("150")
if op == "+" and a == 24 and b == 127:
    print("151")
if op == "+" and a == 25 and b == 0:
    print("25")
if op == "+" and a == 25 and b == 1:
    print("26")
if op == "+" and a == 25 and b == 2:
    print("27")
if op == "+" and a == 25 and b == 3:
    print("28")
if op == "+" and a == 25 and b == 4:
    print("29")
if op == "+" and a == 25 and b == 5:
    print("30")
if op == "+" and a == 25 and b == 6:
    print("31")
if op == "+" and a == 25 and b == 7:
    print("32")
if op == "+" and a == 25 and b == 8:
    print("33")
if op == "+" and a == 25 and b == 9:
    print("34")
if op == "+" and a == 25 and b == 10:
    print("35")
if op == "+" and a == 25 and b == 11:
    print("36")
if op == "+" and a == 25 and b == 12:
    print("37")
if op == "+" and a == 25 and b == 13:
    print("38")
if op == "+" and a == 25 and b == 14:
    print("39")
if op == "+" and a == 25 and b == 15:
    print("40")
if op == "+" and a == 25 and b == 16:
    print("41")
if op == "+" and a == 25 and b == 17:
    print("42")
if op == "+" and a == 25 and b == 18:
    print("43")
if op == "+" and a == 25 and b == 19:
    print("44")
if op == "+" and a == 25 and b == 20:
    print("45")
if op == "+" and a == 25 and b == 21:
    print("46")
if op == "+" and a == 25 and b == 22:
    print("47")
if op == "+" and a == 25 and b == 23:
    print("48")
if op == "+" and a == 25 and b == 24:
    print("49")
if op == "+" and a == 25 and b == 25:
    print("50")
if op == "+" and a == 25 and b == 26:
    print("51")
if op == "+" and a == 25 and b == 27:
    print("52")
if op == "+" and a == 25 and b == 28:
    print("53")
if op == "+" and a == 25 and b == 29:
    print("54")
if op == "+" and a == 25 and b == 30:
    print("55")
if op == "+" and a == 25 and b == 31:
    print("56")
if op == "+" and a == 25 and b == 32:
    print("57")
if op == "+" and a == 25 and b == 33:
    print("58")
if op == "+" and a == 25 and b == 34:
    print("59")
if op == "+" and a == 25 and b == 35:
    print("60")
if op == "+" and a == 25 and b == 36:
    print("61")
if op == "+" and a == 25 and b == 37:
    print("62")
if op == "+" and a == 25 and b == 38:
    print("63")
if op == "+" and a == 25 and b == 39:
    print("64")
if op == "+" and a == 25 and b == 40:
    print("65")
if op == "+" and a == 25 and b == 41:
    print("66")
if op == "+" and a == 25 and b == 42:
    print("67")
if op == "+" and a == 25 and b == 43:
    print("68")
if op == "+" and a == 25 and b == 44:
    print("69")
if op == "+" and a == 25 and b == 45:
    print("70")
if op == "+" and a == 25 and b == 46:
    print("71")
if op == "+" and a == 25 and b == 47:
    print("72")
if op == "+" and a == 25 and b == 48:
    print("73")
if op == "+" and a == 25 and b == 49:
    print("74")
if op == "+" and a == 25 and b == 50:
    print("75")
if op == "+" and a == 25 and b == 51:
    print("76")
if op == "+" and a == 25 and b == 52:
    print("77")
if op == "+" and a == 25 and b == 53:
    print("78")
if op == "+" and a == 25 and b == 54:
    print("79")
if op == "+" and a == 25 and b == 55:
    print("80")
if op == "+" and a == 25 and b == 56:
    print("81")
if op == "+" and a == 25 and b == 57:
    print("82")
if op == "+" and a == 25 and b == 58:
    print("83")
if op == "+" and a == 25 and b == 59:
    print("84")
if op == "+" and a == 25 and b == 60:
    print("85")
if op == "+" and a == 25 and b == 61:
    print("86")
if op == "+" and a == 25 and b == 62:
    print("87")
if op == "+" and a == 25 and b == 63:
    print("88")
if op == "+" and a == 25 and b == 64:
    print("89")
if op == "+" and a == 25 and b == 65:
    print("90")
if op == "+" and a == 25 and b == 66:
    print("91")
if op == "+" and a == 25 and b == 67:
    print("92")
if op == "+" and a == 25 and b == 68:
    print("93")
if op == "+" and a == 25 and b == 69:
    print("94")
if op == "+" and a == 25 and b == 70:
    print("95")
if op == "+" and a == 25 and b == 71:
    print("96")
if op == "+" and a == 25 and b == 72:
    print("97")
if op == "+" and a == 25 and b == 73:
    print("98")
if op == "+" and a == 25 and b == 74:
    print("99")
if op == "+" and a == 25 and b == 75:
    print("100")
if op == "+" and a == 25 and b == 76:
    print("101")
if op == "+" and a == 25 and b == 77:
    print("102")
if op == "+" and a == 25 and b == 78:
    print("103")
if op == "+" and a == 25 and b == 79:
    print("104")
if op == "+" and a == 25 and b == 80:
    print("105")
if op == "+" and a == 25 and b == 81:
    print("106")
if op == "+" and a == 25 and b == 82:
    print("107")
if op == "+" and a == 25 and b == 83:
    print("108")
if op == "+" and a == 25 and b == 84:
    print("109")
if op == "+" and a == 25 and b == 85:
    print("110")
if op == "+" and a == 25 and b == 86:
    print("111")
if op == "+" and a == 25 and b == 87:
    print("112")
if op == "+" and a == 25 and b == 88:
    print("113")
if op == "+" and a == 25 and b == 89:
    print("114")
if op == "+" and a == 25 and b == 90:
    print("115")
if op == "+" and a == 25 and b == 91:
    print("116")
if op == "+" and a == 25 and b == 92:
    print("117")
if op == "+" and a == 25 and b == 93:
    print("118")
if op == "+" and a == 25 and b == 94:
    print("119")
if op == "+" and a == 25 and b == 95:
    print("120")
if op == "+" and a == 25 and b == 96:
    print("121")
if op == "+" and a == 25 and b == 97:
    print("122")
if op == "+" and a == 25 and b == 98:
    print("123")
if op == "+" and a == 25 and b == 99:
    print("124")
if op == "+" and a == 25 and b == 100:
    print("125")
if op == "+" and a == 25 and b == 101:
    print("126")
if op == "+" and a == 25 and b == 102:
    print("127")
if op == "+" and a == 25 and b == 103:
    print("128")
if op == "+" and a == 25 and b == 104:
    print("129")
if op == "+" and a == 25 and b == 105:
    print("130")
if op == "+" and a == 25 and b == 106:
    print("131")
if op == "+" and a == 25 and b == 107:
    print("132")
if op == "+" and a == 25 and b == 108:
    print("133")
if op == "+" and a == 25 and b == 109:
    print("134")
if op == "+" and a == 25 and b == 110:
    print("135")
if op == "+" and a == 25 and b == 111:
    print("136")
if op == "+" and a == 25 and b == 112:
    print("137")
if op == "+" and a == 25 and b == 113:
    print("138")
if op == "+" and a == 25 and b == 114:
    print("139")
if op == "+" and a == 25 and b == 115:
    print("140")
if op == "+" and a == 25 and b == 116:
    print("141")
if op == "+" and a == 25 and b == 117:
    print("142")
if op == "+" and a == 25 and b == 118:
    print("143")
if op == "+" and a == 25 and b == 119:
    print("144")
if op == "+" and a == 25 and b == 120:
    print("145")
if op == "+" and a == 25 and b == 121:
    print("146")
if op == "+" and a == 25 and b == 122:
    print("147")
if op == "+" and a == 25 and b == 123:
    print("148")
if op == "+" and a == 25 and b == 124:
    print("149")
if op == "+" and a == 25 and b == 125:
    print("150")
if op == "+" and a == 25 and b == 126:
    print("151")
if op == "+" and a == 25 and b == 127:
    print("152")
if op == "+" and a == 26 and b == 0:
    print("26")
if op == "+" and a == 26 and b == 1:
    print("27")
if op == "+" and a == 26 and b == 2:
    print("28")
if op == "+" and a == 26 and b == 3:
    print("29")
if op == "+" and a == 26 and b == 4:
    print("30")
if op == "+" and a == 26 and b == 5:
    print("31")
if op == "+" and a == 26 and b == 6:
    print("32")
if op == "+" and a == 26 and b == 7:
    print("33")
if op == "+" and a == 26 and b == 8:
    print("34")
if op == "+" and a == 26 and b == 9:
    print("35")
if op == "+" and a == 26 and b == 10:
    print("36")
if op == "+" and a == 26 and b == 11:
    print("37")
if op == "+" and a == 26 and b == 12:
    print("38")
if op == "+" and a == 26 and b == 13:
    print("39")
if op == "+" and a == 26 and b == 14:
    print("40")
if op == "+" and a == 26 and b == 15:
    print("41")
if op == "+" and a == 26 and b == 16:
    print("42")
if op == "+" and a == 26 and b == 17:
    print("43")
if op == "+" and a == 26 and b == 18:
    print("44")
if op == "+" and a == 26 and b == 19:
    print("45")
if op == "+" and a == 26 and b == 20:
    print("46")
if op == "+" and a == 26 and b == 21:
    print("47")
if op == "+" and a == 26 and b == 22:
    print("48")
if op == "+" and a == 26 and b == 23:
    print("49")
if op == "+" and a == 26 and b == 24:
    print("50")
if op == "+" and a == 26 and b == 25:
    print("51")
if op == "+" and a == 26 and b == 26:
    print("52")
if op == "+" and a == 26 and b == 27:
    print("53")
if op == "+" and a == 26 and b == 28:
    print("54")
if op == "+" and a == 26 and b == 29:
    print("55")
if op == "+" and a == 26 and b == 30:
    print("56")
if op == "+" and a == 26 and b == 31:
    print("57")
if op == "+" and a == 26 and b == 32:
    print("58")
if op == "+" and a == 26 and b == 33:
    print("59")
if op == "+" and a == 26 and b == 34:
    print("60")
if op == "+" and a == 26 and b == 35:
    print("61")
if op == "+" and a == 26 and b == 36:
    print("62")
if op == "+" and a == 26 and b == 37:
    print("63")
if op == "+" and a == 26 and b == 38:
    print("64")
if op == "+" and a == 26 and b == 39:
    print("65")
if op == "+" and a == 26 and b == 40:
    print("66")
if op == "+" and a == 26 and b == 41:
    print("67")
if op == "+" and a == 26 and b == 42:
    print("68")
if op == "+" and a == 26 and b == 43:
    print("69")
if op == "+" and a == 26 and b == 44:
    print("70")
if op == "+" and a == 26 and b == 45:
    print("71")
if op == "+" and a == 26 and b == 46:
    print("72")
if op == "+" and a == 26 and b == 47:
    print("73")
if op == "+" and a == 26 and b == 48:
    print("74")
if op == "+" and a == 26 and b == 49:
    print("75")
if op == "+" and a == 26 and b == 50:
    print("76")
if op == "+" and a == 26 and b == 51:
    print("77")
if op == "+" and a == 26 and b == 52:
    print("78")
if op == "+" and a == 26 and b == 53:
    print("79")
if op == "+" and a == 26 and b == 54:
    print("80")
if op == "+" and a == 26 and b == 55:
    print("81")
if op == "+" and a == 26 and b == 56:
    print("82")
if op == "+" and a == 26 and b == 57:
    print("83")
if op == "+" and a == 26 and b == 58:
    print("84")
if op == "+" and a == 26 and b == 59:
    print("85")
if op == "+" and a == 26 and b == 60:
    print("86")
if op == "+" and a == 26 and b == 61:
    print("87")
if op == "+" and a == 26 and b == 62:
    print("88")
if op == "+" and a == 26 and b == 63:
    print("89")
if op == "+" and a == 26 and b == 64:
    print("90")
if op == "+" and a == 26 and b == 65:
    print("91")
if op == "+" and a == 26 and b == 66:
    print("92")
if op == "+" and a == 26 and b == 67:
    print("93")
if op == "+" and a == 26 and b == 68:
    print("94")
if op == "+" and a == 26 and b == 69:
    print("95")
if op == "+" and a == 26 and b == 70:
    print("96")
if op == "+" and a == 26 and b == 71:
    print("97")
if op == "+" and a == 26 and b == 72:
    print("98")
if op == "+" and a == 26 and b == 73:
    print("99")
if op == "+" and a == 26 and b == 74:
    print("100")
if op == "+" and a == 26 and b == 75:
    print("101")
if op == "+" and a == 26 and b == 76:
    print("102")
if op == "+" and a == 26 and b == 77:
    print("103")
if op == "+" and a == 26 and b == 78:
    print("104")
if op == "+" and a == 26 and b == 79:
    print("105")
if op == "+" and a == 26 and b == 80:
    print("106")
if op == "+" and a == 26 and b == 81:
    print("107")
if op == "+" and a == 26 and b == 82:
    print("108")
if op == "+" and a == 26 and b == 83:
    print("109")
if op == "+" and a == 26 and b == 84:
    print("110")
if op == "+" and a == 26 and b == 85:
    print("111")
if op == "+" and a == 26 and b == 86:
    print("112")
if op == "+" and a == 26 and b == 87:
    print("113")
if op == "+" and a == 26 and b == 88:
    print("114")
if op == "+" and a == 26 and b == 89:
    print("115")
if op == "+" and a == 26 and b == 90:
    print("116")
if op == "+" and a == 26 and b == 91:
    print("117")
if op == "+" and a == 26 and b == 92:
    print("118")
if op == "+" and a == 26 and b == 93:
    print("119")
if op == "+" and a == 26 and b == 94:
    print("120")
if op == "+" and a == 26 and b == 95:
    print("121")
if op == "+" and a == 26 and b == 96:
    print("122")
if op == "+" and a == 26 and b == 97:
    print("123")
if op == "+" and a == 26 and b == 98:
    print("124")
if op == "+" and a == 26 and b == 99:
    print("125")
if op == "+" and a == 26 and b == 100:
    print("126")
if op == "+" and a == 26 and b == 101:
    print("127")
if op == "+" and a == 26 and b == 102:
    print("128")
if op == "+" and a == 26 and b == 103:
    print("129")
if op == "+" and a == 26 and b == 104:
    print("130")
if op == "+" and a == 26 and b == 105:
    print("131")
if op == "+" and a == 26 and b == 106:
    print("132")
if op == "+" and a == 26 and b == 107:
    print("133")
if op == "+" and a == 26 and b == 108:
    print("134")
if op == "+" and a == 26 and b == 109:
    print("135")
if op == "+" and a == 26 and b == 110:
    print("136")
if op == "+" and a == 26 and b == 111:
    print("137")
if op == "+" and a == 26 and b == 112:
    print("138")
if op == "+" and a == 26 and b == 113:
    print("139")
if op == "+" and a == 26 and b == 114:
    print("140")
if op == "+" and a == 26 and b == 115:
    print("141")
if op == "+" and a == 26 and b == 116:
    print("142")
if op == "+" and a == 26 and b == 117:
    print("143")
if op == "+" and a == 26 and b == 118:
    print("144")
if op == "+" and a == 26 and b == 119:
    print("145")
if op == "+" and a == 26 and b == 120:
    print("146")
if op == "+" and a == 26 and b == 121:
    print("147")
if op == "+" and a == 26 and b == 122:
    print("148")
if op == "+" and a == 26 and b == 123:
    print("149")
if op == "+" and a == 26 and b == 124:
    print("150")
if op == "+" and a == 26 and b == 125:
    print("151")
if op == "+" and a == 26 and b == 126:
    print("152")
if op == "+" and a == 26 and b == 127:
    print("153")
if op == "+" and a == 27 and b == 0:
    print("27")
if op == "+" and a == 27 and b == 1:
    print("28")
if op == "+" and a == 27 and b == 2:
    print("29")
if op == "+" and a == 27 and b == 3:
    print("30")
if op == "+" and a == 27 and b == 4:
    print("31")
if op == "+" and a == 27 and b == 5:
    print("32")
if op == "+" and a == 27 and b == 6:
    print("33")
if op == "+" and a == 27 and b == 7:
    print("34")
if op == "+" and a == 27 and b == 8:
    print("35")
if op == "+" and a == 27 and b == 9:
    print("36")
if op == "+" and a == 27 and b == 10:
    print("37")
if op == "+" and a == 27 and b == 11:
    print("38")
if op == "+" and a == 27 and b == 12:
    print("39")
if op == "+" and a == 27 and b == 13:
    print("40")
if op == "+" and a == 27 and b == 14:
    print("41")
if op == "+" and a == 27 and b == 15:
    print("42")
if op == "+" and a == 27 and b == 16:
    print("43")
if op == "+" and a == 27 and b == 17:
    print("44")
if op == "+" and a == 27 and b == 18:
    print("45")
if op == "+" and a == 27 and b == 19:
    print("46")
if op == "+" and a == 27 and b == 20:
    print("47")
if op == "+" and a == 27 and b == 21:
    print("48")
if op == "+" and a == 27 and b == 22:
    print("49")
if op == "+" and a == 27 and b == 23:
    print("50")
if op == "+" and a == 27 and b == 24:
    print("51")
if op == "+" and a == 27 and b == 25:
    print("52")
if op == "+" and a == 27 and b == 26:
    print("53")
if op == "+" and a == 27 and b == 27:
    print("54")
if op == "+" and a == 27 and b == 28:
    print("55")
if op == "+" and a == 27 and b == 29:
    print("56")
if op == "+" and a == 27 and b == 30:
    print("57")
if op == "+" and a == 27 and b == 31:
    print("58")
if op == "+" and a == 27 and b == 32:
    print("59")
if op == "+" and a == 27 and b == 33:
    print("60")
if op == "+" and a == 27 and b == 34:
    print("61")
if op == "+" and a == 27 and b == 35:
    print("62")
if op == "+" and a == 27 and b == 36:
    print("63")
if op == "+" and a == 27 and b == 37:
    print("64")
if op == "+" and a == 27 and b == 38:
    print("65")
if op == "+" and a == 27 and b == 39:
    print("66")
if op == "+" and a == 27 and b == 40:
    print("67")
if op == "+" and a == 27 and b == 41:
    print("68")
if op == "+" and a == 27 and b == 42:
    print("69")
if op == "+" and a == 27 and b == 43:
    print("70")
if op == "+" and a == 27 and b == 44:
    print("71")
if op == "+" and a == 27 and b == 45:
    print("72")
if op == "+" and a == 27 and b == 46:
    print("73")
if op == "+" and a == 27 and b == 47:
    print("74")
if op == "+" and a == 27 and b == 48:
    print("75")
if op == "+" and a == 27 and b == 49:
    print("76")
if op == "+" and a == 27 and b == 50:
    print("77")
if op == "+" and a == 27 and b == 51:
    print("78")
if op == "+" and a == 27 and b == 52:
    print("79")
if op == "+" and a == 27 and b == 53:
    print("80")
if op == "+" and a == 27 and b == 54:
    print("81")
if op == "+" and a == 27 and b == 55:
    print("82")
if op == "+" and a == 27 and b == 56:
    print("83")
if op == "+" and a == 27 and b == 57:
    print("84")
if op == "+" and a == 27 and b == 58:
    print("85")
if op == "+" and a == 27 and b == 59:
    print("86")
if op == "+" and a == 27 and b == 60:
    print("87")
if op == "+" and a == 27 and b == 61:
    print("88")
if op == "+" and a == 27 and b == 62:
    print("89")
if op == "+" and a == 27 and b == 63:
    print("90")
if op == "+" and a == 27 and b == 64:
    print("91")
if op == "+" and a == 27 and b == 65:
    print("92")
if op == "+" and a == 27 and b == 66:
    print("93")
if op == "+" and a == 27 and b == 67:
    print("94")
if op == "+" and a == 27 and b == 68:
    print("95")
if op == "+" and a == 27 and b == 69:
    print("96")
if op == "+" and a == 27 and b == 70:
    print("97")
if op == "+" and a == 27 and b == 71:
    print("98")
if op == "+" and a == 27 and b == 72:
    print("99")
if op == "+" and a == 27 and b == 73:
    print("100")
if op == "+" and a == 27 and b == 74:
    print("101")
if op == "+" and a == 27 and b == 75:
    print("102")
if op == "+" and a == 27 and b == 76:
    print("103")
if op == "+" and a == 27 and b == 77:
    print("104")
if op == "+" and a == 27 and b == 78:
    print("105")
if op == "+" and a == 27 and b == 79:
    print("106")
if op == "+" and a == 27 and b == 80:
    print("107")
if op == "+" and a == 27 and b == 81:
    print("108")
if op == "+" and a == 27 and b == 82:
    print("109")
if op == "+" and a == 27 and b == 83:
    print("110")
if op == "+" and a == 27 and b == 84:
    print("111")
if op == "+" and a == 27 and b == 85:
    print("112")
if op == "+" and a == 27 and b == 86:
    print("113")
if op == "+" and a == 27 and b == 87:
    print("114")
if op == "+" and a == 27 and b == 88:
    print("115")
if op == "+" and a == 27 and b == 89:
    print("116")
if op == "+" and a == 27 and b == 90:
    print("117")
if op == "+" and a == 27 and b == 91:
    print("118")
if op == "+" and a == 27 and b == 92:
    print("119")
if op == "+" and a == 27 and b == 93:
    print("120")
if op == "+" and a == 27 and b == 94:
    print("121")
if op == "+" and a == 27 and b == 95:
    print("122")
if op == "+" and a == 27 and b == 96:
    print("123")
if op == "+" and a == 27 and b == 97:
    print("124")
if op == "+" and a == 27 and b == 98:
    print("125")
if op == "+" and a == 27 and b == 99:
    print("126")
if op == "+" and a == 27 and b == 100:
    print("127")
if op == "+" and a == 27 and b == 101:
    print("128")
if op == "+" and a == 27 and b == 102:
    print("129")
if op == "+" and a == 27 and b == 103:
    print("130")
if op == "+" and a == 27 and b == 104:
    print("131")
if op == "+" and a == 27 and b == 105:
    print("132")
if op == "+" and a == 27 and b == 106:
    print("133")
if op == "+" and a == 27 and b == 107:
    print("134")
if op == "+" and a == 27 and b == 108:
    print("135")
if op == "+" and a == 27 and b == 109:
    print("136")
if op == "+" and a == 27 and b == 110:
    print("137")
if op == "+" and a == 27 and b == 111:
    print("138")
if op == "+" and a == 27 and b == 112:
    print("139")
if op == "+" and a == 27 and b == 113:
    print("140")
if op == "+" and a == 27 and b == 114:
    print("141")
if op == "+" and a == 27 and b == 115:
    print("142")
if op == "+" and a == 27 and b == 116:
    print("143")
if op == "+" and a == 27 and b == 117:
    print("144")
if op == "+" and a == 27 and b == 118:
    print("145")
if op == "+" and a == 27 and b == 119:
    print("146")
if op == "+" and a == 27 and b == 120:
    print("147")
if op == "+" and a == 27 and b == 121:
    print("148")
if op == "+" and a == 27 and b == 122:
    print("149")
if op == "+" and a == 27 and b == 123:
    print("150")
if op == "+" and a == 27 and b == 124:
    print("151")
if op == "+" and a == 27 and b == 125:
    print("152")
if op == "+" and a == 27 and b == 126:
    print("153")
if op == "+" and a == 27 and b == 127:
    print("154")
if op == "+" and a == 28 and b == 0:
    print("28")
if op == "+" and a == 28 and b == 1:
    print("29")
if op == "+" and a == 28 and b == 2:
    print("30")
if op == "+" and a == 28 and b == 3:
    print("31")
if op == "+" and a == 28 and b == 4:
    print("32")
if op == "+" and a == 28 and b == 5:
    print("33")
if op == "+" and a == 28 and b == 6:
    print("34")
if op == "+" and a == 28 and b == 7:
    print("35")
if op == "+" and a == 28 and b == 8:
    print("36")
if op == "+" and a == 28 and b == 9:
    print("37")
if op == "+" and a == 28 and b == 10:
    print("38")
if op == "+" and a == 28 and b == 11:
    print("39")
if op == "+" and a == 28 and b == 12:
    print("40")
if op == "+" and a == 28 and b == 13:
    print("41")
if op == "+" and a == 28 and b == 14:
    print("42")
if op == "+" and a == 28 and b == 15:
    print("43")
if op == "+" and a == 28 and b == 16:
    print("44")
if op == "+" and a == 28 and b == 17:
    print("45")
if op == "+" and a == 28 and b == 18:
    print("46")
if op == "+" and a == 28 and b == 19:
    print("47")
if op == "+" and a == 28 and b == 20:
    print("48")
if op == "+" and a == 28 and b == 21:
    print("49")
if op == "+" and a == 28 and b == 22:
    print("50")
if op == "+" and a == 28 and b == 23:
    print("51")
if op == "+" and a == 28 and b == 24:
    print("52")
if op == "+" and a == 28 and b == 25:
    print("53")
if op == "+" and a == 28 and b == 26:
    print("54")
if op == "+" and a == 28 and b == 27:
    print("55")
if op == "+" and a == 28 and b == 28:
    print("56")
if op == "+" and a == 28 and b == 29:
    print("57")
if op == "+" and a == 28 and b == 30:
    print("58")
if op == "+" and a == 28 and b == 31:
    print("59")
if op == "+" and a == 28 and b == 32:
    print("60")
if op == "+" and a == 28 and b == 33:
    print("61")
if op == "+" and a == 28 and b == 34:
    print("62")
if op == "+" and a == 28 and b == 35:
    print("63")
if op == "+" and a == 28 and b == 36:
    print("64")
if op == "+" and a == 28 and b == 37:
    print("65")
if op == "+" and a == 28 and b == 38:
    print("66")
if op == "+" and a == 28 and b == 39:
    print("67")
if op == "+" and a == 28 and b == 40:
    print("68")
if op == "+" and a == 28 and b == 41:
    print("69")
if op == "+" and a == 28 and b == 42:
    print("70")
if op == "+" and a == 28 and b == 43:
    print("71")
if op == "+" and a == 28 and b == 44:
    print("72")
if op == "+" and a == 28 and b == 45:
    print("73")
if op == "+" and a == 28 and b == 46:
    print("74")
if op == "+" and a == 28 and b == 47:
    print("75")
if op == "+" and a == 28 and b == 48:
    print("76")
if op == "+" and a == 28 and b == 49:
    print("77")
if op == "+" and a == 28 and b == 50:
    print("78")
if op == "+" and a == 28 and b == 51:
    print("79")
if op == "+" and a == 28 and b == 52:
    print("80")
if op == "+" and a == 28 and b == 53:
    print("81")
if op == "+" and a == 28 and b == 54:
    print("82")
if op == "+" and a == 28 and b == 55:
    print("83")
if op == "+" and a == 28 and b == 56:
    print("84")
if op == "+" and a == 28 and b == 57:
    print("85")
if op == "+" and a == 28 and b == 58:
    print("86")
if op == "+" and a == 28 and b == 59:
    print("87")
if op == "+" and a == 28 and b == 60:
    print("88")
if op == "+" and a == 28 and b == 61:
    print("89")
if op == "+" and a == 28 and b == 62:
    print("90")
if op == "+" and a == 28 and b == 63:
    print("91")
if op == "+" and a == 28 and b == 64:
    print("92")
if op == "+" and a == 28 and b == 65:
    print("93")
if op == "+" and a == 28 and b == 66:
    print("94")
if op == "+" and a == 28 and b == 67:
    print("95")
if op == "+" and a == 28 and b == 68:
    print("96")
if op == "+" and a == 28 and b == 69:
    print("97")
if op == "+" and a == 28 and b == 70:
    print("98")
if op == "+" and a == 28 and b == 71:
    print("99")
if op == "+" and a == 28 and b == 72:
    print("100")
if op == "+" and a == 28 and b == 73:
    print("101")
if op == "+" and a == 28 and b == 74:
    print("102")
if op == "+" and a == 28 and b == 75:
    print("103")
if op == "+" and a == 28 and b == 76:
    print("104")
if op == "+" and a == 28 and b == 77:
    print("105")
if op == "+" and a == 28 and b == 78:
    print("106")
if op == "+" and a == 28 and b == 79:
    print("107")
if op == "+" and a == 28 and b == 80:
    print("108")
if op == "+" and a == 28 and b == 81:
    print("109")
if op == "+" and a == 28 and b == 82:
    print("110")
if op == "+" and a == 28 and b == 83:
    print("111")
if op == "+" and a == 28 and b == 84:
    print("112")
if op == "+" and a == 28 and b == 85:
    print("113")
if op == "+" and a == 28 and b == 86:
    print("114")
if op == "+" and a == 28 and b == 87:
    print("115")
if op == "+" and a == 28 and b == 88:
    print("116")
if op == "+" and a == 28 and b == 89:
    print("117")
if op == "+" and a == 28 and b == 90:
    print("118")
if op == "+" and a == 28 and b == 91:
    print("119")
if op == "+" and a == 28 and b == 92:
    print("120")
if op == "+" and a == 28 and b == 93:
    print("121")
if op == "+" and a == 28 and b == 94:
    print("122")
if op == "+" and a == 28 and b == 95:
    print("123")
if op == "+" and a == 28 and b == 96:
    print("124")
if op == "+" and a == 28 and b == 97:
    print("125")
if op == "+" and a == 28 and b == 98:
    print("126")
if op == "+" and a == 28 and b == 99:
    print("127")
if op == "+" and a == 28 and b == 100:
    print("128")
if op == "+" and a == 28 and b == 101:
    print("129")
if op == "+" and a == 28 and b == 102:
    print("130")
if op == "+" and a == 28 and b == 103:
    print("131")
if op == "+" and a == 28 and b == 104:
    print("132")
if op == "+" and a == 28 and b == 105:
    print("133")
if op == "+" and a == 28 and b == 106:
    print("134")
if op == "+" and a == 28 and b == 107:
    print("135")
if op == "+" and a == 28 and b == 108:
    print("136")
if op == "+" and a == 28 and b == 109:
    print("137")
if op == "+" and a == 28 and b == 110:
    print("138")
if op == "+" and a == 28 and b == 111:
    print("139")
if op == "+" and a == 28 and b == 112:
    print("140")
if op == "+" and a == 28 and b == 113:
    print("141")
if op == "+" and a == 28 and b == 114:
    print("142")
if op == "+" and a == 28 and b == 115:
    print("143")
if op == "+" and a == 28 and b == 116:
    print("144")
if op == "+" and a == 28 and b == 117:
    print("145")
if op == "+" and a == 28 and b == 118:
    print("146")
if op == "+" and a == 28 and b == 119:
    print("147")
if op == "+" and a == 28 and b == 120:
    print("148")
if op == "+" and a == 28 and b == 121:
    print("149")
if op == "+" and a == 28 and b == 122:
    print("150")
if op == "+" and a == 28 and b == 123:
    print("151")
if op == "+" and a == 28 and b == 124:
    print("152")
if op == "+" and a == 28 and b == 125:
    print("153")
if op == "+" and a == 28 and b == 126:
    print("154")
if op == "+" and a == 28 and b == 127:
    print("155")
if op == "+" and a == 29 and b == 0:
    print("29")
if op == "+" and a == 29 and b == 1:
    print("30")
if op == "+" and a == 29 and b == 2:
    print("31")
if op == "+" and a == 29 and b == 3:
    print("32")
if op == "+" and a == 29 and b == 4:
    print("33")
if op == "+" and a == 29 and b == 5:
    print("34")
if op == "+" and a == 29 and b == 6:
    print("35")
if op == "+" and a == 29 and b == 7:
    print("36")
if op == "+" and a == 29 and b == 8:
    print("37")
if op == "+" and a == 29 and b == 9:
    print("38")
if op == "+" and a == 29 and b == 10:
    print("39")
if op == "+" and a == 29 and b == 11:
    print("40")
if op == "+" and a == 29 and b == 12:
    print("41")
if op == "+" and a == 29 and b == 13:
    print("42")
if op == "+" and a == 29 and b == 14:
    print("43")
if op == "+" and a == 29 and b == 15:
    print("44")
if op == "+" and a == 29 and b == 16:
    print("45")
if op == "+" and a == 29 and b == 17:
    print("46")
if op == "+" and a == 29 and b == 18:
    print("47")
if op == "+" and a == 29 and b == 19:
    print("48")
if op == "+" and a == 29 and b == 20:
    print("49")
if op == "+" and a == 29 and b == 21:
    print("50")
if op == "+" and a == 29 and b == 22:
    print("51")
if op == "+" and a == 29 and b == 23:
    print("52")
if op == "+" and a == 29 and b == 24:
    print("53")
if op == "+" and a == 29 and b == 25:
    print("54")
if op == "+" and a == 29 and b == 26:
    print("55")
if op == "+" and a == 29 and b == 27:
    print("56")
if op == "+" and a == 29 and b == 28:
    print("57")
if op == "+" and a == 29 and b == 29:
    print("58")
if op == "+" and a == 29 and b == 30:
    print("59")
if op == "+" and a == 29 and b == 31:
    print("60")
if op == "+" and a == 29 and b == 32:
    print("61")
if op == "+" and a == 29 and b == 33:
    print("62")
if op == "+" and a == 29 and b == 34:
    print("63")
if op == "+" and a == 29 and b == 35:
    print("64")
if op == "+" and a == 29 and b == 36:
    print("65")
if op == "+" and a == 29 and b == 37:
    print("66")
if op == "+" and a == 29 and b == 38:
    print("67")
if op == "+" and a == 29 and b == 39:
    print("68")
if op == "+" and a == 29 and b == 40:
    print("69")
if op == "+" and a == 29 and b == 41:
    print("70")
if op == "+" and a == 29 and b == 42:
    print("71")
if op == "+" and a == 29 and b == 43:
    print("72")
if op == "+" and a == 29 and b == 44:
    print("73")
if op == "+" and a == 29 and b == 45:
    print("74")
if op == "+" and a == 29 and b == 46:
    print("75")
if op == "+" and a == 29 and b == 47:
    print("76")
if op == "+" and a == 29 and b == 48:
    print("77")
if op == "+" and a == 29 and b == 49:
    print("78")
if op == "+" and a == 29 and b == 50:
    print("79")
if op == "+" and a == 29 and b == 51:
    print("80")
if op == "+" and a == 29 and b == 52:
    print("81")
if op == "+" and a == 29 and b == 53:
    print("82")
if op == "+" and a == 29 and b == 54:
    print("83")
if op == "+" and a == 29 and b == 55:
    print("84")
if op == "+" and a == 29 and b == 56:
    print("85")
if op == "+" and a == 29 and b == 57:
    print("86")
if op == "+" and a == 29 and b == 58:
    print("87")
if op == "+" and a == 29 and b == 59:
    print("88")
if op == "+" and a == 29 and b == 60:
    print("89")
if op == "+" and a == 29 and b == 61:
    print("90")
if op == "+" and a == 29 and b == 62:
    print("91")
if op == "+" and a == 29 and b == 63:
    print("92")
if op == "+" and a == 29 and b == 64:
    print("93")
if op == "+" and a == 29 and b == 65:
    print("94")
if op == "+" and a == 29 and b == 66:
    print("95")
if op == "+" and a == 29 and b == 67:
    print("96")
if op == "+" and a == 29 and b == 68:
    print("97")
if op == "+" and a == 29 and b == 69:
    print("98")
if op == "+" and a == 29 and b == 70:
    print("99")
if op == "+" and a == 29 and b == 71:
    print("100")
if op == "+" and a == 29 and b == 72:
    print("101")
if op == "+" and a == 29 and b == 73:
    print("102")
if op == "+" and a == 29 and b == 74:
    print("103")
if op == "+" and a == 29 and b == 75:
    print("104")
if op == "+" and a == 29 and b == 76:
    print("105")
if op == "+" and a == 29 and b == 77:
    print("106")
if op == "+" and a == 29 and b == 78:
    print("107")
if op == "+" and a == 29 and b == 79:
    print("108")
if op == "+" and a == 29 and b == 80:
    print("109")
if op == "+" and a == 29 and b == 81:
    print("110")
if op == "+" and a == 29 and b == 82:
    print("111")
if op == "+" and a == 29 and b == 83:
    print("112")
if op == "+" and a == 29 and b == 84:
    print("113")
if op == "+" and a == 29 and b == 85:
    print("114")
if op == "+" and a == 29 and b == 86:
    print("115")
if op == "+" and a == 29 and b == 87:
    print("116")
if op == "+" and a == 29 and b == 88:
    print("117")
if op == "+" and a == 29 and b == 89:
    print("118")
if op == "+" and a == 29 and b == 90:
    print("119")
if op == "+" and a == 29 and b == 91:
    print("120")
if op == "+" and a == 29 and b == 92:
    print("121")
if op == "+" and a == 29 and b == 93:
    print("122")
if op == "+" and a == 29 and b == 94:
    print("123")
if op == "+" and a == 29 and b == 95:
    print("124")
if op == "+" and a == 29 and b == 96:
    print("125")
if op == "+" and a == 29 and b == 97:
    print("126")
if op == "+" and a == 29 and b == 98:
    print("127")
if op == "+" and a == 29 and b == 99:
    print("128")
if op == "+" and a == 29 and b == 100:
    print("129")
if op == "+" and a == 29 and b == 101:
    print("130")
if op == "+" and a == 29 and b == 102:
    print("131")
if op == "+" and a == 29 and b == 103:
    print("132")
if op == "+" and a == 29 and b == 104:
    print("133")
if op == "+" and a == 29 and b == 105:
    print("134")
if op == "+" and a == 29 and b == 106:
    print("135")
if op == "+" and a == 29 and b == 107:
    print("136")
if op == "+" and a == 29 and b == 108:
    print("137")
if op == "+" and a == 29 and b == 109:
    print("138")
if op == "+" and a == 29 and b == 110:
    print("139")
if op == "+" and a == 29 and b == 111:
    print("140")
if op == "+" and a == 29 and b == 112:
    print("141")
if op == "+" and a == 29 and b == 113:
    print("142")
if op == "+" and a == 29 and b == 114:
    print("143")
if op == "+" and a == 29 and b == 115:
    print("144")
if op == "+" and a == 29 and b == 116:
    print("145")
if op == "+" and a == 29 and b == 117:
    print("146")
if op == "+" and a == 29 and b == 118:
    print("147")
if op == "+" and a == 29 and b == 119:
    print("148")
if op == "+" and a == 29 and b == 120:
    print("149")
if op == "+" and a == 29 and b == 121:
    print("150")
if op == "+" and a == 29 and b == 122:
    print("151")
if op == "+" and a == 29 and b == 123:
    print("152")
if op == "+" and a == 29 and b == 124:
    print("153")
if op == "+" and a == 29 and b == 125:
    print("154")
if op == "+" and a == 29 and b == 126:
    print("155")
if op == "+" and a == 29 and b == 127:
    print("156")
if op == "+" and a == 30 and b == 0:
    print("30")
if op == "+" and a == 30 and b == 1:
    print("31")
if op == "+" and a == 30 and b == 2:
    print("32")
if op == "+" and a == 30 and b == 3:
    print("33")
if op == "+" and a == 30 and b == 4:
    print("34")
if op == "+" and a == 30 and b == 5:
    print("35")
if op == "+" and a == 30 and b == 6:
    print("36")
if op == "+" and a == 30 and b == 7:
    print("37")
if op == "+" and a == 30 and b == 8:
    print("38")
if op == "+" and a == 30 and b == 9:
    print("39")
if op == "+" and a == 30 and b == 10:
    print("40")
if op == "+" and a == 30 and b == 11:
    print("41")
if op == "+" and a == 30 and b == 12:
    print("42")
if op == "+" and a == 30 and b == 13:
    print("43")
if op == "+" and a == 30 and b == 14:
    print("44")
if op == "+" and a == 30 and b == 15:
    print("45")
if op == "+" and a == 30 and b == 16:
    print("46")
if op == "+" and a == 30 and b == 17:
    print("47")
if op == "+" and a == 30 and b == 18:
    print("48")
if op == "+" and a == 30 and b == 19:
    print("49")
if op == "+" and a == 30 and b == 20:
    print("50")
if op == "+" and a == 30 and b == 21:
    print("51")
if op == "+" and a == 30 and b == 22:
    print("52")
if op == "+" and a == 30 and b == 23:
    print("53")
if op == "+" and a == 30 and b == 24:
    print("54")
if op == "+" and a == 30 and b == 25:
    print("55")
if op == "+" and a == 30 and b == 26:
    print("56")
if op == "+" and a == 30 and b == 27:
    print("57")
if op == "+" and a == 30 and b == 28:
    print("58")
if op == "+" and a == 30 and b == 29:
    print("59")
if op == "+" and a == 30 and b == 30:
    print("60")
if op == "+" and a == 30 and b == 31:
    print("61")
if op == "+" and a == 30 and b == 32:
    print("62")
if op == "+" and a == 30 and b == 33:
    print("63")
if op == "+" and a == 30 and b == 34:
    print("64")
if op == "+" and a == 30 and b == 35:
    print("65")
if op == "+" and a == 30 and b == 36:
    print("66")
if op == "+" and a == 30 and b == 37:
    print("67")
if op == "+" and a == 30 and b == 38:
    print("68")
if op == "+" and a == 30 and b == 39:
    print("69")
if op == "+" and a == 30 and b == 40:
    print("70")
if op == "+" and a == 30 and b == 41:
    print("71")
if op == "+" and a == 30 and b == 42:
    print("72")
if op == "+" and a == 30 and b == 43:
    print("73")
if op == "+" and a == 30 and b == 44:
    print("74")
if op == "+" and a == 30 and b == 45:
    print("75")
if op == "+" and a == 30 and b == 46:
    print("76")
if op == "+" and a == 30 and b == 47:
    print("77")
if op == "+" and a == 30 and b == 48:
    print("78")
if op == "+" and a == 30 and b == 49:
    print("79")
if op == "+" and a == 30 and b == 50:
    print("80")
if op == "+" and a == 30 and b == 51:
    print("81")
if op == "+" and a == 30 and b == 52:
    print("82")
if op == "+" and a == 30 and b == 53:
    print("83")
if op == "+" and a == 30 and b == 54:
    print("84")
if op == "+" and a == 30 and b == 55:
    print("85")
if op == "+" and a == 30 and b == 56:
    print("86")
if op == "+" and a == 30 and b == 57:
    print("87")
if op == "+" and a == 30 and b == 58:
    print("88")
if op == "+" and a == 30 and b == 59:
    print("89")
if op == "+" and a == 30 and b == 60:
    print("90")
if op == "+" and a == 30 and b == 61:
    print("91")
if op == "+" and a == 30 and b == 62:
    print("92")
if op == "+" and a == 30 and b == 63:
    print("93")
if op == "+" and a == 30 and b == 64:
    print("94")
if op == "+" and a == 30 and b == 65:
    print("95")
if op == "+" and a == 30 and b == 66:
    print("96")
if op == "+" and a == 30 and b == 67:
    print("97")
if op == "+" and a == 30 and b == 68:
    print("98")
if op == "+" and a == 30 and b == 69:
    print("99")
if op == "+" and a == 30 and b == 70:
    print("100")
if op == "+" and a == 30 and b == 71:
    print("101")
if op == "+" and a == 30 and b == 72:
    print("102")
if op == "+" and a == 30 and b == 73:
    print("103")
if op == "+" and a == 30 and b == 74:
    print("104")
if op == "+" and a == 30 and b == 75:
    print("105")
if op == "+" and a == 30 and b == 76:
    print("106")
if op == "+" and a == 30 and b == 77:
    print("107")
if op == "+" and a == 30 and b == 78:
    print("108")
if op == "+" and a == 30 and b == 79:
    print("109")
if op == "+" and a == 30 and b == 80:
    print("110")
if op == "+" and a == 30 and b == 81:
    print("111")
if op == "+" and a == 30 and b == 82:
    print("112")
if op == "+" and a == 30 and b == 83:
    print("113")
if op == "+" and a == 30 and b == 84:
    print("114")
if op == "+" and a == 30 and b == 85:
    print("115")
if op == "+" and a == 30 and b == 86:
    print("116")
if op == "+" and a == 30 and b == 87:
    print("117")
if op == "+" and a == 30 and b == 88:
    print("118")
if op == "+" and a == 30 and b == 89:
    print("119")
if op == "+" and a == 30 and b == 90:
    print("120")
if op == "+" and a == 30 and b == 91:
    print("121")
if op == "+" and a == 30 and b == 92:
    print("122")
if op == "+" and a == 30 and b == 93:
    print("123")
if op == "+" and a == 30 and b == 94:
    print("124")
if op == "+" and a == 30 and b == 95:
    print("125")
if op == "+" and a == 30 and b == 96:
    print("126")
if op == "+" and a == 30 and b == 97:
    print("127")
if op == "+" and a == 30 and b == 98:
    print("128")
if op == "+" and a == 30 and b == 99:
    print("129")
if op == "+" and a == 30 and b == 100:
    print("130")
if op == "+" and a == 30 and b == 101:
    print("131")
if op == "+" and a == 30 and b == 102:
    print("132")
if op == "+" and a == 30 and b == 103:
    print("133")
if op == "+" and a == 30 and b == 104:
    print("134")
if op == "+" and a == 30 and b == 105:
    print("135")
if op == "+" and a == 30 and b == 106:
    print("136")
if op == "+" and a == 30 and b == 107:
    print("137")
if op == "+" and a == 30 and b == 108:
    print("138")
if op == "+" and a == 30 and b == 109:
    print("139")
if op == "+" and a == 30 and b == 110:
    print("140")
if op == "+" and a == 30 and b == 111:
    print("141")
if op == "+" and a == 30 and b == 112:
    print("142")
if op == "+" and a == 30 and b == 113:
    print("143")
if op == "+" and a == 30 and b == 114:
    print("144")
if op == "+" and a == 30 and b == 115:
    print("145")
if op == "+" and a == 30 and b == 116:
    print("146")
if op == "+" and a == 30 and b == 117:
    print("147")
if op == "+" and a == 30 and b == 118:
    print("148")
if op == "+" and a == 30 and b == 119:
    print("149")
if op == "+" and a == 30 and b == 120:
    print("150")
if op == "+" and a == 30 and b == 121:
    print("151")
if op == "+" and a == 30 and b == 122:
    print("152")
if op == "+" and a == 30 and b == 123:
    print("153")
if op == "+" and a == 30 and b == 124:
    print("154")
if op == "+" and a == 30 and b == 125:
    print("155")
if op == "+" and a == 30 and b == 126:
    print("156")
if op == "+" and a == 30 and b == 127:
    print("157")
if op == "+" and a == 31 and b == 0:
    print("31")
if op == "+" and a == 31 and b == 1:
    print("32")
if op == "+" and a == 31 and b == 2:
    print("33")
if op == "+" and a == 31 and b == 3:
    print("34")
if op == "+" and a == 31 and b == 4:
    print("35")
if op == "+" and a == 31 and b == 5:
    print("36")
if op == "+" and a == 31 and b == 6:
    print("37")
if op == "+" and a == 31 and b == 7:
    print("38")
if op == "+" and a == 31 and b == 8:
    print("39")
if op == "+" and a == 31 and b == 9:
    print("40")
if op == "+" and a == 31 and b == 10:
    print("41")
if op == "+" and a == 31 and b == 11:
    print("42")
if op == "+" and a == 31 and b == 12:
    print("43")
if op == "+" and a == 31 and b == 13:
    print("44")
if op == "+" and a == 31 and b == 14:
    print("45")
if op == "+" and a == 31 and b == 15:
    print("46")
if op == "+" and a == 31 and b == 16:
    print("47")
if op == "+" and a == 31 and b == 17:
    print("48")
if op == "+" and a == 31 and b == 18:
    print("49")
if op == "+" and a == 31 and b == 19:
    print("50")
if op == "+" and a == 31 and b == 20:
    print("51")
if op == "+" and a == 31 and b == 21:
    print("52")
if op == "+" and a == 31 and b == 22:
    print("53")
if op == "+" and a == 31 and b == 23:
    print("54")
if op == "+" and a == 31 and b == 24:
    print("55")
if op == "+" and a == 31 and b == 25:
    print("56")
if op == "+" and a == 31 and b == 26:
    print("57")
if op == "+" and a == 31 and b == 27:
    print("58")
if op == "+" and a == 31 and b == 28:
    print("59")
if op == "+" and a == 31 and b == 29:
    print("60")
if op == "+" and a == 31 and b == 30:
    print("61")
if op == "+" and a == 31 and b == 31:
    print("62")
if op == "+" and a == 31 and b == 32:
    print("63")
if op == "+" and a == 31 and b == 33:
    print("64")
if op == "+" and a == 31 and b == 34:
    print("65")
if op == "+" and a == 31 and b == 35:
    print("66")
if op == "+" and a == 31 and b == 36:
    print("67")
if op == "+" and a == 31 and b == 37:
    print("68")
if op == "+" and a == 31 and b == 38:
    print("69")
if op == "+" and a == 31 and b == 39:
    print("70")
if op == "+" and a == 31 and b == 40:
    print("71")
if op == "+" and a == 31 and b == 41:
    print("72")
if op == "+" and a == 31 and b == 42:
    print("73")
if op == "+" and a == 31 and b == 43:
    print("74")
if op == "+" and a == 31 and b == 44:
    print("75")
if op == "+" and a == 31 and b == 45:
    print("76")
if op == "+" and a == 31 and b == 46:
    print("77")
if op == "+" and a == 31 and b == 47:
    print("78")
if op == "+" and a == 31 and b == 48:
    print("79")
if op == "+" and a == 31 and b == 49:
    print("80")
if op == "+" and a == 31 and b == 50:
    print("81")
if op == "+" and a == 31 and b == 51:
    print("82")
if op == "+" and a == 31 and b == 52:
    print("83")
if op == "+" and a == 31 and b == 53:
    print("84")
if op == "+" and a == 31 and b == 54:
    print("85")
if op == "+" and a == 31 and b == 55:
    print("86")
if op == "+" and a == 31 and b == 56:
    print("87")
if op == "+" and a == 31 and b == 57:
    print("88")
if op == "+" and a == 31 and b == 58:
    print("89")
if op == "+" and a == 31 and b == 59:
    print("90")
if op == "+" and a == 31 and b == 60:
    print("91")
if op == "+" and a == 31 and b == 61:
    print("92")
if op == "+" and a == 31 and b == 62:
    print("93")
if op == "+" and a == 31 and b == 63:
    print("94")
if op == "+" and a == 31 and b == 64:
    print("95")
if op == "+" and a == 31 and b == 65:
    print("96")
if op == "+" and a == 31 and b == 66:
    print("97")
if op == "+" and a == 31 and b == 67:
    print("98")
if op == "+" and a == 31 and b == 68:
    print("99")
if op == "+" and a == 31 and b == 69:
    print("100")
if op == "+" and a == 31 and b == 70:
    print("101")
if op == "+" and a == 31 and b == 71:
    print("102")
if op == "+" and a == 31 and b == 72:
    print("103")
if op == "+" and a == 31 and b == 73:
    print("104")
if op == "+" and a == 31 and b == 74:
    print("105")
if op == "+" and a == 31 and b == 75:
    print("106")
if op == "+" and a == 31 and b == 76:
    print("107")
if op == "+" and a == 31 and b == 77:
    print("108")
if op == "+" and a == 31 and b == 78:
    print("109")
if op == "+" and a == 31 and b == 79:
    print("110")
if op == "+" and a == 31 and b == 80:
    print("111")
if op == "+" and a == 31 and b == 81:
    print("112")
if op == "+" and a == 31 and b == 82:
    print("113")
if op == "+" and a == 31 and b == 83:
    print("114")
if op == "+" and a == 31 and b == 84:
    print("115")
if op == "+" and a == 31 and b == 85:
    print("116")
if op == "+" and a == 31 and b == 86:
    print("117")
if op == "+" and a == 31 and b == 87:
    print("118")
if op == "+" and a == 31 and b == 88:
    print("119")
if op == "+" and a == 31 and b == 89:
    print("120")
if op == "+" and a == 31 and b == 90:
    print("121")
if op == "+" and a == 31 and b == 91:
    print("122")
if op == "+" and a == 31 and b == 92:
    print("123")
if op == "+" and a == 31 and b == 93:
    print("124")
if op == "+" and a == 31 and b == 94:
    print("125")
if op == "+" and a == 31 and b == 95:
    print("126")
if op == "+" and a == 31 and b == 96:
    print("127")
if op == "+" and a == 31 and b == 97:
    print("128")
if op == "+" and a == 31 and b == 98:
    print("129")
if op == "+" and a == 31 and b == 99:
    print("130")
if op == "+" and a == 31 and b == 100:
    print("131")
if op == "+" and a == 31 and b == 101:
    print("132")
if op == "+" and a == 31 and b == 102:
    print("133")
if op == "+" and a == 31 and b == 103:
    print("134")
if op == "+" and a == 31 and b == 104:
    print("135")
if op == "+" and a == 31 and b == 105:
    print("136")
if op == "+" and a == 31 and b == 106:
    print("137")
if op == "+" and a == 31 and b == 107:
    print("138")
if op == "+" and a == 31 and b == 108:
    print("139")
if op == "+" and a == 31 and b == 109:
    print("140")
if op == "+" and a == 31 and b == 110:
    print("141")
if op == "+" and a == 31 and b == 111:
    print("142")
if op == "+" and a == 31 and b == 112:
    print("143")
if op == "+" and a == 31 and b == 113:
    print("144")
if op == "+" and a == 31 and b == 114:
    print("145")
if op == "+" and a == 31 and b == 115:
    print("146")
if op == "+" and a == 31 and b == 116:
    print("147")
if op == "+" and a == 31 and b == 117:
    print("148")
if op == "+" and a == 31 and b == 118:
    print("149")
if op == "+" and a == 31 and b == 119:
    print("150")
if op == "+" and a == 31 and b == 120:
    print("151")
if op == "+" and a == 31 and b == 121:
    print("152")
if op == "+" and a == 31 and b == 122:
    print("153")
if op == "+" and a == 31 and b == 123:
    print("154")
if op == "+" and a == 31 and b == 124:
    print("155")
if op == "+" and a == 31 and b == 125:
    print("156")
if op == "+" and a == 31 and b == 126:
    print("157")
if op == "+" and a == 31 and b == 127:
    print("158")
if op == "+" and a == 32 and b == 0:
    print("32")
if op == "+" and a == 32 and b == 1:
    print("33")
if op == "+" and a == 32 and b == 2:
    print("34")
if op == "+" and a == 32 and b == 3:
    print("35")
if op == "+" and a == 32 and b == 4:
    print("36")
if op == "+" and a == 32 and b == 5:
    print("37")
if op == "+" and a == 32 and b == 6:
    print("38")
if op == "+" and a == 32 and b == 7:
    print("39")
if op == "+" and a == 32 and b == 8:
    print("40")
if op == "+" and a == 32 and b == 9:
    print("41")
if op == "+" and a == 32 and b == 10:
    print("42")
if op == "+" and a == 32 and b == 11:
    print("43")
if op == "+" and a == 32 and b == 12:
    print("44")
if op == "+" and a == 32 and b == 13:
    print("45")
if op == "+" and a == 32 and b == 14:
    print("46")
if op == "+" and a == 32 and b == 15:
    print("47")
if op == "+" and a == 32 and b == 16:
    print("48")
if op == "+" and a == 32 and b == 17:
    print("49")
if op == "+" and a == 32 and b == 18:
    print("50")
if op == "+" and a == 32 and b == 19:
    print("51")
if op == "+" and a == 32 and b == 20:
    print("52")
if op == "+" and a == 32 and b == 21:
    print("53")
if op == "+" and a == 32 and b == 22:
    print("54")
if op == "+" and a == 32 and b == 23:
    print("55")
if op == "+" and a == 32 and b == 24:
    print("56")
if op == "+" and a == 32 and b == 25:
    print("57")
if op == "+" and a == 32 and b == 26:
    print("58")
if op == "+" and a == 32 and b == 27:
    print("59")
if op == "+" and a == 32 and b == 28:
    print("60")
if op == "+" and a == 32 and b == 29:
    print("61")
if op == "+" and a == 32 and b == 30:
    print("62")
if op == "+" and a == 32 and b == 31:
    print("63")
if op == "+" and a == 32 and b == 32:
    print("64")
if op == "+" and a == 32 and b == 33:
    print("65")
if op == "+" and a == 32 and b == 34:
    print("66")
if op == "+" and a == 32 and b == 35:
    print("67")
if op == "+" and a == 32 and b == 36:
    print("68")
if op == "+" and a == 32 and b == 37:
    print("69")
if op == "+" and a == 32 and b == 38:
    print("70")
if op == "+" and a == 32 and b == 39:
    print("71")
if op == "+" and a == 32 and b == 40:
    print("72")
if op == "+" and a == 32 and b == 41:
    print("73")
if op == "+" and a == 32 and b == 42:
    print("74")
if op == "+" and a == 32 and b == 43:
    print("75")
if op == "+" and a == 32 and b == 44:
    print("76")
if op == "+" and a == 32 and b == 45:
    print("77")
if op == "+" and a == 32 and b == 46:
    print("78")
if op == "+" and a == 32 and b == 47:
    print("79")
if op == "+" and a == 32 and b == 48:
    print("80")
if op == "+" and a == 32 and b == 49:
    print("81")
if op == "+" and a == 32 and b == 50:
    print("82")
if op == "+" and a == 32 and b == 51:
    print("83")
if op == "+" and a == 32 and b == 52:
    print("84")
if op == "+" and a == 32 and b == 53:
    print("85")
if op == "+" and a == 32 and b == 54:
    print("86")
if op == "+" and a == 32 and b == 55:
    print("87")
if op == "+" and a == 32 and b == 56:
    print("88")
if op == "+" and a == 32 and b == 57:
    print("89")
if op == "+" and a == 32 and b == 58:
    print("90")
if op == "+" and a == 32 and b == 59:
    print("91")
if op == "+" and a == 32 and b == 60:
    print("92")
if op == "+" and a == 32 and b == 61:
    print("93")
if op == "+" and a == 32 and b == 62:
    print("94")
if op == "+" and a == 32 and b == 63:
    print("95")
if op == "+" and a == 32 and b == 64:
    print("96")
if op == "+" and a == 32 and b == 65:
    print("97")
if op == "+" and a == 32 and b == 66:
    print("98")
if op == "+" and a == 32 and b == 67:
    print("99")
if op == "+" and a == 32 and b == 68:
    print("100")
if op == "+" and a == 32 and b == 69:
    print("101")
if op == "+" and a == 32 and b == 70:
    print("102")
if op == "+" and a == 32 and b == 71:
    print("103")
if op == "+" and a == 32 and b == 72:
    print("104")
if op == "+" and a == 32 and b == 73:
    print("105")
if op == "+" and a == 32 and b == 74:
    print("106")
if op == "+" and a == 32 and b == 75:
    print("107")
if op == "+" and a == 32 and b == 76:
    print("108")
if op == "+" and a == 32 and b == 77:
    print("109")
if op == "+" and a == 32 and b == 78:
    print("110")
if op == "+" and a == 32 and b == 79:
    print("111")
if op == "+" and a == 32 and b == 80:
    print("112")
if op == "+" and a == 32 and b == 81:
    print("113")
if op == "+" and a == 32 and b == 82:
    print("114")
if op == "+" and a == 32 and b == 83:
    print("115")
if op == "+" and a == 32 and b == 84:
    print("116")
if op == "+" and a == 32 and b == 85:
    print("117")
if op == "+" and a == 32 and b == 86:
    print("118")
if op == "+" and a == 32 and b == 87:
    print("119")
if op == "+" and a == 32 and b == 88:
    print("120")
if op == "+" and a == 32 and b == 89:
    print("121")
if op == "+" and a == 32 and b == 90:
    print("122")
if op == "+" and a == 32 and b == 91:
    print("123")
if op == "+" and a == 32 and b == 92:
    print("124")
if op == "+" and a == 32 and b == 93:
    print("125")
if op == "+" and a == 32 and b == 94:
    print("126")
if op == "+" and a == 32 and b == 95:
    print("127")
if op == "+" and a == 32 and b == 96:
    print("128")
if op == "+" and a == 32 and b == 97:
    print("129")
if op == "+" and a == 32 and b == 98:
    print("130")
if op == "+" and a == 32 and b == 99:
    print("131")
if op == "+" and a == 32 and b == 100:
    print("132")
if op == "+" and a == 32 and b == 101:
    print("133")
if op == "+" and a == 32 and b == 102:
    print("134")
if op == "+" and a == 32 and b == 103:
    print("135")
if op == "+" and a == 32 and b == 104:
    print("136")
if op == "+" and a == 32 and b == 105:
    print("137")
if op == "+" and a == 32 and b == 106:
    print("138")
if op == "+" and a == 32 and b == 107:
    print("139")
if op == "+" and a == 32 and b == 108:
    print("140")
if op == "+" and a == 32 and b == 109:
    print("141")
if op == "+" and a == 32 and b == 110:
    print("142")
if op == "+" and a == 32 and b == 111:
    print("143")
if op == "+" and a == 32 and b == 112:
    print("144")
if op == "+" and a == 32 and b == 113:
    print("145")
if op == "+" and a == 32 and b == 114:
    print("146")
if op == "+" and a == 32 and b == 115:
    print("147")
if op == "+" and a == 32 and b == 116:
    print("148")
if op == "+" and a == 32 and b == 117:
    print("149")
if op == "+" and a == 32 and b == 118:
    print("150")
if op == "+" and a == 32 and b == 119:
    print("151")
if op == "+" and a == 32 and b == 120:
    print("152")
if op == "+" and a == 32 and b == 121:
    print("153")
if op == "+" and a == 32 and b == 122:
    print("154")
if op == "+" and a == 32 and b == 123:
    print("155")
if op == "+" and a == 32 and b == 124:
    print("156")
if op == "+" and a == 32 and b == 125:
    print("157")
if op == "+" and a == 32 and b == 126:
    print("158")
if op == "+" and a == 32 and b == 127:
    print("159")
if op == "+" and a == 33 and b == 0:
    print("33")
if op == "+" and a == 33 and b == 1:
    print("34")
if op == "+" and a == 33 and b == 2:
    print("35")
if op == "+" and a == 33 and b == 3:
    print("36")
if op == "+" and a == 33 and b == 4:
    print("37")
if op == "+" and a == 33 and b == 5:
    print("38")
if op == "+" and a == 33 and b == 6:
    print("39")
if op == "+" and a == 33 and b == 7:
    print("40")
if op == "+" and a == 33 and b == 8:
    print("41")
if op == "+" and a == 33 and b == 9:
    print("42")
if op == "+" and a == 33 and b == 10:
    print("43")
if op == "+" and a == 33 and b == 11:
    print("44")
if op == "+" and a == 33 and b == 12:
    print("45")
if op == "+" and a == 33 and b == 13:
    print("46")
if op == "+" and a == 33 and b == 14:
    print("47")
if op == "+" and a == 33 and b == 15:
    print("48")
if op == "+" and a == 33 and b == 16:
    print("49")
if op == "+" and a == 33 and b == 17:
    print("50")
if op == "+" and a == 33 and b == 18:
    print("51")
if op == "+" and a == 33 and b == 19:
    print("52")
if op == "+" and a == 33 and b == 20:
    print("53")
if op == "+" and a == 33 and b == 21:
    print("54")
if op == "+" and a == 33 and b == 22:
    print("55")
if op == "+" and a == 33 and b == 23:
    print("56")
if op == "+" and a == 33 and b == 24:
    print("57")
if op == "+" and a == 33 and b == 25:
    print("58")
if op == "+" and a == 33 and b == 26:
    print("59")
if op == "+" and a == 33 and b == 27:
    print("60")
if op == "+" and a == 33 and b == 28:
    print("61")
if op == "+" and a == 33 and b == 29:
    print("62")
if op == "+" and a == 33 and b == 30:
    print("63")
if op == "+" and a == 33 and b == 31:
    print("64")
if op == "+" and a == 33 and b == 32:
    print("65")
if op == "+" and a == 33 and b == 33:
    print("66")
if op == "+" and a == 33 and b == 34:
    print("67")
if op == "+" and a == 33 and b == 35:
    print("68")
if op == "+" and a == 33 and b == 36:
    print("69")
if op == "+" and a == 33 and b == 37:
    print("70")
if op == "+" and a == 33 and b == 38:
    print("71")
if op == "+" and a == 33 and b == 39:
    print("72")
if op == "+" and a == 33 and b == 40:
    print("73")
if op == "+" and a == 33 and b == 41:
    print("74")
if op == "+" and a == 33 and b == 42:
    print("75")
if op == "+" and a == 33 and b == 43:
    print("76")
if op == "+" and a == 33 and b == 44:
    print("77")
if op == "+" and a == 33 and b == 45:
    print("78")
if op == "+" and a == 33 and b == 46:
    print("79")
if op == "+" and a == 33 and b == 47:
    print("80")
if op == "+" and a == 33 and b == 48:
    print("81")
if op == "+" and a == 33 and b == 49:
    print("82")
if op == "+" and a == 33 and b == 50:
    print("83")
if op == "+" and a == 33 and b == 51:
    print("84")
if op == "+" and a == 33 and b == 52:
    print("85")
if op == "+" and a == 33 and b == 53:
    print("86")
if op == "+" and a == 33 and b == 54:
    print("87")
if op == "+" and a == 33 and b == 55:
    print("88")
if op == "+" and a == 33 and b == 56:
    print("89")
if op == "+" and a == 33 and b == 57:
    print("90")
if op == "+" and a == 33 and b == 58:
    print("91")
if op == "+" and a == 33 and b == 59:
    print("92")
if op == "+" and a == 33 and b == 60:
    print("93")
if op == "+" and a == 33 and b == 61:
    print("94")
if op == "+" and a == 33 and b == 62:
    print("95")
if op == "+" and a == 33 and b == 63:
    print("96")
if op == "+" and a == 33 and b == 64:
    print("97")
if op == "+" and a == 33 and b == 65:
    print("98")
if op == "+" and a == 33 and b == 66:
    print("99")
if op == "+" and a == 33 and b == 67:
    print("100")
if op == "+" and a == 33 and b == 68:
    print("101")
if op == "+" and a == 33 and b == 69:
    print("102")
if op == "+" and a == 33 and b == 70:
    print("103")
if op == "+" and a == 33 and b == 71:
    print("104")
if op == "+" and a == 33 and b == 72:
    print("105")
if op == "+" and a == 33 and b == 73:
    print("106")
if op == "+" and a == 33 and b == 74:
    print("107")
if op == "+" and a == 33 and b == 75:
    print("108")
if op == "+" and a == 33 and b == 76:
    print("109")
if op == "+" and a == 33 and b == 77:
    print("110")
if op == "+" and a == 33 and b == 78:
    print("111")
if op == "+" and a == 33 and b == 79:
    print("112")
if op == "+" and a == 33 and b == 80:
    print("113")
if op == "+" and a == 33 and b == 81:
    print("114")
if op == "+" and a == 33 and b == 82:
    print("115")
if op == "+" and a == 33 and b == 83:
    print("116")
if op == "+" and a == 33 and b == 84:
    print("117")
if op == "+" and a == 33 and b == 85:
    print("118")
if op == "+" and a == 33 and b == 86:
    print("119")
if op == "+" and a == 33 and b == 87:
    print("120")
if op == "+" and a == 33 and b == 88:
    print("121")
if op == "+" and a == 33 and b == 89:
    print("122")
if op == "+" and a == 33 and b == 90:
    print("123")
if op == "+" and a == 33 and b == 91:
    print("124")
if op == "+" and a == 33 and b == 92:
    print("125")
if op == "+" and a == 33 and b == 93:
    print("126")
if op == "+" and a == 33 and b == 94:
    print("127")
if op == "+" and a == 33 and b == 95:
    print("128")
if op == "+" and a == 33 and b == 96:
    print("129")
if op == "+" and a == 33 and b == 97:
    print("130")
if op == "+" and a == 33 and b == 98:
    print("131")
if op == "+" and a == 33 and b == 99:
    print("132")
if op == "+" and a == 33 and b == 100:
    print("133")
if op == "+" and a == 33 and b == 101:
    print("134")
if op == "+" and a == 33 and b == 102:
    print("135")
if op == "+" and a == 33 and b == 103:
    print("136")
if op == "+" and a == 33 and b == 104:
    print("137")
if op == "+" and a == 33 and b == 105:
    print("138")
if op == "+" and a == 33 and b == 106:
    print("139")
if op == "+" and a == 33 and b == 107:
    print("140")
if op == "+" and a == 33 and b == 108:
    print("141")
if op == "+" and a == 33 and b == 109:
    print("142")
if op == "+" and a == 33 and b == 110:
    print("143")
if op == "+" and a == 33 and b == 111:
    print("144")
if op == "+" and a == 33 and b == 112:
    print("145")
if op == "+" and a == 33 and b == 113:
    print("146")
if op == "+" and a == 33 and b == 114:
    print("147")
if op == "+" and a == 33 and b == 115:
    print("148")
if op == "+" and a == 33 and b == 116:
    print("149")
if op == "+" and a == 33 and b == 117:
    print("150")
if op == "+" and a == 33 and b == 118:
    print("151")
if op == "+" and a == 33 and b == 119:
    print("152")
if op == "+" and a == 33 and b == 120:
    print("153")
if op == "+" and a == 33 and b == 121:
    print("154")
if op == "+" and a == 33 and b == 122:
    print("155")
if op == "+" and a == 33 and b == 123:
    print("156")
if op == "+" and a == 33 and b == 124:
    print("157")
if op == "+" and a == 33 and b == 125:
    print("158")
if op == "+" and a == 33 and b == 126:
    print("159")
if op == "+" and a == 33 and b == 127:
    print("160")
if op == "+" and a == 34 and b == 0:
    print("34")
if op == "+" and a == 34 and b == 1:
    print("35")
if op == "+" and a == 34 and b == 2:
    print("36")
if op == "+" and a == 34 and b == 3:
    print("37")
if op == "+" and a == 34 and b == 4:
    print("38")
if op == "+" and a == 34 and b == 5:
    print("39")
if op == "+" and a == 34 and b == 6:
    print("40")
if op == "+" and a == 34 and b == 7:
    print("41")
if op == "+" and a == 34 and b == 8:
    print("42")
if op == "+" and a == 34 and b == 9:
    print("43")
if op == "+" and a == 34 and b == 10:
    print("44")
if op == "+" and a == 34 and b == 11:
    print("45")
if op == "+" and a == 34 and b == 12:
    print("46")
if op == "+" and a == 34 and b == 13:
    print("47")
if op == "+" and a == 34 and b == 14:
    print("48")
if op == "+" and a == 34 and b == 15:
    print("49")
if op == "+" and a == 34 and b == 16:
    print("50")
if op == "+" and a == 34 and b == 17:
    print("51")
if op == "+" and a == 34 and b == 18:
    print("52")
if op == "+" and a == 34 and b == 19:
    print("53")
if op == "+" and a == 34 and b == 20:
    print("54")
if op == "+" and a == 34 and b == 21:
    print("55")
if op == "+" and a == 34 and b == 22:
    print("56")
if op == "+" and a == 34 and b == 23:
    print("57")
if op == "+" and a == 34 and b == 24:
    print("58")
if op == "+" and a == 34 and b == 25:
    print("59")
if op == "+" and a == 34 and b == 26:
    print("60")
if op == "+" and a == 34 and b == 27:
    print("61")
if op == "+" and a == 34 and b == 28:
    print("62")
if op == "+" and a == 34 and b == 29:
    print("63")
if op == "+" and a == 34 and b == 30:
    print("64")
if op == "+" and a == 34 and b == 31:
    print("65")
if op == "+" and a == 34 and b == 32:
    print("66")
if op == "+" and a == 34 and b == 33:
    print("67")
if op == "+" and a == 34 and b == 34:
    print("68")
if op == "+" and a == 34 and b == 35:
    print("69")
if op == "+" and a == 34 and b == 36:
    print("70")
if op == "+" and a == 34 and b == 37:
    print("71")
if op == "+" and a == 34 and b == 38:
    print("72")
if op == "+" and a == 34 and b == 39:
    print("73")
if op == "+" and a == 34 and b == 40:
    print("74")
if op == "+" and a == 34 and b == 41:
    print("75")
if op == "+" and a == 34 and b == 42:
    print("76")
if op == "+" and a == 34 and b == 43:
    print("77")
if op == "+" and a == 34 and b == 44:
    print("78")
if op == "+" and a == 34 and b == 45:
    print("79")
if op == "+" and a == 34 and b == 46:
    print("80")
if op == "+" and a == 34 and b == 47:
    print("81")
if op == "+" and a == 34 and b == 48:
    print("82")
if op == "+" and a == 34 and b == 49:
    print("83")
if op == "+" and a == 34 and b == 50:
    print("84")
if op == "+" and a == 34 and b == 51:
    print("85")
if op == "+" and a == 34 and b == 52:
    print("86")
if op == "+" and a == 34 and b == 53:
    print("87")
if op == "+" and a == 34 and b == 54:
    print("88")
if op == "+" and a == 34 and b == 55:
    print("89")
if op == "+" and a == 34 and b == 56:
    print("90")
if op == "+" and a == 34 and b == 57:
    print("91")
if op == "+" and a == 34 and b == 58:
    print("92")
if op == "+" and a == 34 and b == 59:
    print("93")
if op == "+" and a == 34 and b == 60:
    print("94")
if op == "+" and a == 34 and b == 61:
    print("95")
if op == "+" and a == 34 and b == 62:
    print("96")
if op == "+" and a == 34 and b == 63:
    print("97")
if op == "+" and a == 34 and b == 64:
    print("98")
if op == "+" and a == 34 and b == 65:
    print("99")
if op == "+" and a == 34 and b == 66:
    print("100")
if op == "+" and a == 34 and b == 67:
    print("101")
if op == "+" and a == 34 and b == 68:
    print("102")
if op == "+" and a == 34 and b == 69:
    print("103")
if op == "+" and a == 34 and b == 70:
    print("104")
if op == "+" and a == 34 and b == 71:
    print("105")
if op == "+" and a == 34 and b == 72:
    print("106")
if op == "+" and a == 34 and b == 73:
    print("107")
if op == "+" and a == 34 and b == 74:
    print("108")
if op == "+" and a == 34 and b == 75:
    print("109")
if op == "+" and a == 34 and b == 76:
    print("110")
if op == "+" and a == 34 and b == 77:
    print("111")
if op == "+" and a == 34 and b == 78:
    print("112")
if op == "+" and a == 34 and b == 79:
    print("113")
if op == "+" and a == 34 and b == 80:
    print("114")
if op == "+" and a == 34 and b == 81:
    print("115")
if op == "+" and a == 34 and b == 82:
    print("116")
if op == "+" and a == 34 and b == 83:
    print("117")
if op == "+" and a == 34 and b == 84:
    print("118")
if op == "+" and a == 34 and b == 85:
    print("119")
if op == "+" and a == 34 and b == 86:
    print("120")
if op == "+" and a == 34 and b == 87:
    print("121")
if op == "+" and a == 34 and b == 88:
    print("122")
if op == "+" and a == 34 and b == 89:
    print("123")
if op == "+" and a == 34 and b == 90:
    print("124")
if op == "+" and a == 34 and b == 91:
    print("125")
if op == "+" and a == 34 and b == 92:
    print("126")
if op == "+" and a == 34 and b == 93:
    print("127")
if op == "+" and a == 34 and b == 94:
    print("128")
if op == "+" and a == 34 and b == 95:
    print("129")
if op == "+" and a == 34 and b == 96:
    print("130")
if op == "+" and a == 34 and b == 97:
    print("131")
if op == "+" and a == 34 and b == 98:
    print("132")
if op == "+" and a == 34 and b == 99:
    print("133")
if op == "+" and a == 34 and b == 100:
    print("134")
if op == "+" and a == 34 and b == 101:
    print("135")
if op == "+" and a == 34 and b == 102:
    print("136")
if op == "+" and a == 34 and b == 103:
    print("137")
if op == "+" and a == 34 and b == 104:
    print("138")
if op == "+" and a == 34 and b == 105:
    print("139")
if op == "+" and a == 34 and b == 106:
    print("140")
if op == "+" and a == 34 and b == 107:
    print("141")
if op == "+" and a == 34 and b == 108:
    print("142")
if op == "+" and a == 34 and b == 109:
    print("143")
if op == "+" and a == 34 and b == 110:
    print("144")
if op == "+" and a == 34 and b == 111:
    print("145")
if op == "+" and a == 34 and b == 112:
    print("146")
if op == "+" and a == 34 and b == 113:
    print("147")
if op == "+" and a == 34 and b == 114:
    print("148")
if op == "+" and a == 34 and b == 115:
    print("149")
if op == "+" and a == 34 and b == 116:
    print("150")
if op == "+" and a == 34 and b == 117:
    print("151")
if op == "+" and a == 34 and b == 118:
    print("152")
if op == "+" and a == 34 and b == 119:
    print("153")
if op == "+" and a == 34 and b == 120:
    print("154")
if op == "+" and a == 34 and b == 121:
    print("155")
if op == "+" and a == 34 and b == 122:
    print("156")
if op == "+" and a == 34 and b == 123:
    print("157")
if op == "+" and a == 34 and b == 124:
    print("158")
if op == "+" and a == 34 and b == 125:
    print("159")
if op == "+" and a == 34 and b == 126:
    print("160")
if op == "+" and a == 34 and b == 127:
    print("161")
if op == "+" and a == 35 and b == 0:
    print("35")
if op == "+" and a == 35 and b == 1:
    print("36")
if op == "+" and a == 35 and b == 2:
    print("37")
if op == "+" and a == 35 and b == 3:
    print("38")
if op == "+" and a == 35 and b == 4:
    print("39")
if op == "+" and a == 35 and b == 5:
    print("40")
if op == "+" and a == 35 and b == 6:
    print("41")
if op == "+" and a == 35 and b == 7:
    print("42")
if op == "+" and a == 35 and b == 8:
    print("43")
if op == "+" and a == 35 and b == 9:
    print("44")
if op == "+" and a == 35 and b == 10:
    print("45")
if op == "+" and a == 35 and b == 11:
    print("46")
if op == "+" and a == 35 and b == 12:
    print("47")
if op == "+" and a == 35 and b == 13:
    print("48")
if op == "+" and a == 35 and b == 14:
    print("49")
if op == "+" and a == 35 and b == 15:
    print("50")
if op == "+" and a == 35 and b == 16:
    print("51")
if op == "+" and a == 35 and b == 17:
    print("52")
if op == "+" and a == 35 and b == 18:
    print("53")
if op == "+" and a == 35 and b == 19:
    print("54")
if op == "+" and a == 35 and b == 20:
    print("55")
if op == "+" and a == 35 and b == 21:
    print("56")
if op == "+" and a == 35 and b == 22:
    print("57")
if op == "+" and a == 35 and b == 23:
    print("58")
if op == "+" and a == 35 and b == 24:
    print("59")
if op == "+" and a == 35 and b == 25:
    print("60")
if op == "+" and a == 35 and b == 26:
    print("61")
if op == "+" and a == 35 and b == 27:
    print("62")
if op == "+" and a == 35 and b == 28:
    print("63")
if op == "+" and a == 35 and b == 29:
    print("64")
if op == "+" and a == 35 and b == 30:
    print("65")
if op == "+" and a == 35 and b == 31:
    print("66")
if op == "+" and a == 35 and b == 32:
    print("67")
if op == "+" and a == 35 and b == 33:
    print("68")
if op == "+" and a == 35 and b == 34:
    print("69")
if op == "+" and a == 35 and b == 35:
    print("70")
if op == "+" and a == 35 and b == 36:
    print("71")
if op == "+" and a == 35 and b == 37:
    print("72")
if op == "+" and a == 35 and b == 38:
    print("73")
if op == "+" and a == 35 and b == 39:
    print("74")
if op == "+" and a == 35 and b == 40:
    print("75")
if op == "+" and a == 35 and b == 41:
    print("76")
if op == "+" and a == 35 and b == 42:
    print("77")
if op == "+" and a == 35 and b == 43:
    print("78")
if op == "+" and a == 35 and b == 44:
    print("79")
if op == "+" and a == 35 and b == 45:
    print("80")
if op == "+" and a == 35 and b == 46:
    print("81")
if op == "+" and a == 35 and b == 47:
    print("82")
if op == "+" and a == 35 and b == 48:
    print("83")
if op == "+" and a == 35 and b == 49:
    print("84")
if op == "+" and a == 35 and b == 50:
    print("85")
if op == "+" and a == 35 and b == 51:
    print("86")
if op == "+" and a == 35 and b == 52:
    print("87")
if op == "+" and a == 35 and b == 53:
    print("88")
if op == "+" and a == 35 and b == 54:
    print("89")
if op == "+" and a == 35 and b == 55:
    print("90")
if op == "+" and a == 35 and b == 56:
    print("91")
if op == "+" and a == 35 and b == 57:
    print("92")
if op == "+" and a == 35 and b == 58:
    print("93")
if op == "+" and a == 35 and b == 59:
    print("94")
if op == "+" and a == 35 and b == 60:
    print("95")
if op == "+" and a == 35 and b == 61:
    print("96")
if op == "+" and a == 35 and b == 62:
    print("97")
if op == "+" and a == 35 and b == 63:
    print("98")
if op == "+" and a == 35 and b == 64:
    print("99")
if op == "+" and a == 35 and b == 65:
    print("100")
if op == "+" and a == 35 and b == 66:
    print("101")
if op == "+" and a == 35 and b == 67:
    print("102")
if op == "+" and a == 35 and b == 68:
    print("103")
if op == "+" and a == 35 and b == 69:
    print("104")
if op == "+" and a == 35 and b == 70:
    print("105")
if op == "+" and a == 35 and b == 71:
    print("106")
if op == "+" and a == 35 and b == 72:
    print("107")
if op == "+" and a == 35 and b == 73:
    print("108")
if op == "+" and a == 35 and b == 74:
    print("109")
if op == "+" and a == 35 and b == 75:
    print("110")
if op == "+" and a == 35 and b == 76:
    print("111")
if op == "+" and a == 35 and b == 77:
    print("112")
if op == "+" and a == 35 and b == 78:
    print("113")
if op == "+" and a == 35 and b == 79:
    print("114")
if op == "+" and a == 35 and b == 80:
    print("115")
if op == "+" and a == 35 and b == 81:
    print("116")
if op == "+" and a == 35 and b == 82:
    print("117")
if op == "+" and a == 35 and b == 83:
    print("118")
if op == "+" and a == 35 and b == 84:
    print("119")
if op == "+" and a == 35 and b == 85:
    print("120")
if op == "+" and a == 35 and b == 86:
    print("121")
if op == "+" and a == 35 and b == 87:
    print("122")
if op == "+" and a == 35 and b == 88:
    print("123")
if op == "+" and a == 35 and b == 89:
    print("124")
if op == "+" and a == 35 and b == 90:
    print("125")
if op == "+" and a == 35 and b == 91:
    print("126")
if op == "+" and a == 35 and b == 92:
    print("127")
if op == "+" and a == 35 and b == 93:
    print("128")
if op == "+" and a == 35 and b == 94:
    print("129")
if op == "+" and a == 35 and b == 95:
    print("130")
if op == "+" and a == 35 and b == 96:
    print("131")
if op == "+" and a == 35 and b == 97:
    print("132")
if op == "+" and a == 35 and b == 98:
    print("133")
if op == "+" and a == 35 and b == 99:
    print("134")
if op == "+" and a == 35 and b == 100:
    print("135")
if op == "+" and a == 35 and b == 101:
    print("136")
if op == "+" and a == 35 and b == 102:
    print("137")
if op == "+" and a == 35 and b == 103:
    print("138")
if op == "+" and a == 35 and b == 104:
    print("139")
if op == "+" and a == 35 and b == 105:
    print("140")
if op == "+" and a == 35 and b == 106:
    print("141")
if op == "+" and a == 35 and b == 107:
    print("142")
if op == "+" and a == 35 and b == 108:
    print("143")
if op == "+" and a == 35 and b == 109:
    print("144")
if op == "+" and a == 35 and b == 110:
    print("145")
if op == "+" and a == 35 and b == 111:
    print("146")
if op == "+" and a == 35 and b == 112:
    print("147")
if op == "+" and a == 35 and b == 113:
    print("148")
if op == "+" and a == 35 and b == 114:
    print("149")
if op == "+" and a == 35 and b == 115:
    print("150")
if op == "+" and a == 35 and b == 116:
    print("151")
if op == "+" and a == 35 and b == 117:
    print("152")
if op == "+" and a == 35 and b == 118:
    print("153")
if op == "+" and a == 35 and b == 119:
    print("154")
if op == "+" and a == 35 and b == 120:
    print("155")
if op == "+" and a == 35 and b == 121:
    print("156")
if op == "+" and a == 35 and b == 122:
    print("157")
if op == "+" and a == 35 and b == 123:
    print("158")
if op == "+" and a == 35 and b == 124:
    print("159")
if op == "+" and a == 35 and b == 125:
    print("160")
if op == "+" and a == 35 and b == 126:
    print("161")
if op == "+" and a == 35 and b == 127:
    print("162")
if op == "+" and a == 36 and b == 0:
    print("36")
if op == "+" and a == 36 and b == 1:
    print("37")
if op == "+" and a == 36 and b == 2:
    print("38")
if op == "+" and a == 36 and b == 3:
    print("39")
if op == "+" and a == 36 and b == 4:
    print("40")
if op == "+" and a == 36 and b == 5:
    print("41")
if op == "+" and a == 36 and b == 6:
    print("42")
if op == "+" and a == 36 and b == 7:
    print("43")
if op == "+" and a == 36 and b == 8:
    print("44")
if op == "+" and a == 36 and b == 9:
    print("45")
if op == "+" and a == 36 and b == 10:
    print("46")
if op == "+" and a == 36 and b == 11:
    print("47")
if op == "+" and a == 36 and b == 12:
    print("48")
if op == "+" and a == 36 and b == 13:
    print("49")
if op == "+" and a == 36 and b == 14:
    print("50")
if op == "+" and a == 36 and b == 15:
    print("51")
if op == "+" and a == 36 and b == 16:
    print("52")
if op == "+" and a == 36 and b == 17:
    print("53")
if op == "+" and a == 36 and b == 18:
    print("54")
if op == "+" and a == 36 and b == 19:
    print("55")
if op == "+" and a == 36 and b == 20:
    print("56")
if op == "+" and a == 36 and b == 21:
    print("57")
if op == "+" and a == 36 and b == 22:
    print("58")
if op == "+" and a == 36 and b == 23:
    print("59")
if op == "+" and a == 36 and b == 24:
    print("60")
if op == "+" and a == 36 and b == 25:
    print("61")
if op == "+" and a == 36 and b == 26:
    print("62")
if op == "+" and a == 36 and b == 27:
    print("63")
if op == "+" and a == 36 and b == 28:
    print("64")
if op == "+" and a == 36 and b == 29:
    print("65")
if op == "+" and a == 36 and b == 30:
    print("66")
if op == "+" and a == 36 and b == 31:
    print("67")
if op == "+" and a == 36 and b == 32:
    print("68")
if op == "+" and a == 36 and b == 33:
    print("69")
if op == "+" and a == 36 and b == 34:
    print("70")
if op == "+" and a == 36 and b == 35:
    print("71")
if op == "+" and a == 36 and b == 36:
    print("72")
if op == "+" and a == 36 and b == 37:
    print("73")
if op == "+" and a == 36 and b == 38:
    print("74")
if op == "+" and a == 36 and b == 39:
    print("75")
if op == "+" and a == 36 and b == 40:
    print("76")
if op == "+" and a == 36 and b == 41:
    print("77")
if op == "+" and a == 36 and b == 42:
    print("78")
if op == "+" and a == 36 and b == 43:
    print("79")
if op == "+" and a == 36 and b == 44:
    print("80")
if op == "+" and a == 36 and b == 45:
    print("81")
if op == "+" and a == 36 and b == 46:
    print("82")
if op == "+" and a == 36 and b == 47:
    print("83")
if op == "+" and a == 36 and b == 48:
    print("84")
if op == "+" and a == 36 and b == 49:
    print("85")
if op == "+" and a == 36 and b == 50:
    print("86")
if op == "+" and a == 36 and b == 51:
    print("87")
if op == "+" and a == 36 and b == 52:
    print("88")
if op == "+" and a == 36 and b == 53:
    print("89")
if op == "+" and a == 36 and b == 54:
    print("90")
if op == "+" and a == 36 and b == 55:
    print("91")
if op == "+" and a == 36 and b == 56:
    print("92")
if op == "+" and a == 36 and b == 57:
    print("93")
if op == "+" and a == 36 and b == 58:
    print("94")
if op == "+" and a == 36 and b == 59:
    print("95")
if op == "+" and a == 36 and b == 60:
    print("96")
if op == "+" and a == 36 and b == 61:
    print("97")
if op == "+" and a == 36 and b == 62:
    print("98")
if op == "+" and a == 36 and b == 63:
    print("99")
if op == "+" and a == 36 and b == 64:
    print("100")
if op == "+" and a == 36 and b == 65:
    print("101")
if op == "+" and a == 36 and b == 66:
    print("102")
if op == "+" and a == 36 and b == 67:
    print("103")
if op == "+" and a == 36 and b == 68:
    print("104")
if op == "+" and a == 36 and b == 69:
    print("105")
if op == "+" and a == 36 and b == 70:
    print("106")
if op == "+" and a == 36 and b == 71:
    print("107")
if op == "+" and a == 36 and b == 72:
    print("108")
if op == "+" and a == 36 and b == 73:
    print("109")
if op == "+" and a == 36 and b == 74:
    print("110")
if op == "+" and a == 36 and b == 75:
    print("111")
if op == "+" and a == 36 and b == 76:
    print("112")
if op == "+" and a == 36 and b == 77:
    print("113")
if op == "+" and a == 36 and b == 78:
    print("114")
if op == "+" and a == 36 and b == 79:
    print("115")
if op == "+" and a == 36 and b == 80:
    print("116")
if op == "+" and a == 36 and b == 81:
    print("117")
if op == "+" and a == 36 and b == 82:
    print("118")
if op == "+" and a == 36 and b == 83:
    print("119")
if op == "+" and a == 36 and b == 84:
    print("120")
if op == "+" and a == 36 and b == 85:
    print("121")
if op == "+" and a == 36 and b == 86:
    print("122")
if op == "+" and a == 36 and b == 87:
    print("123")
if op == "+" and a == 36 and b == 88:
    print("124")
if op == "+" and a == 36 and b == 89:
    print("125")
if op == "+" and a == 36 and b == 90:
    print("126")
if op == "+" and a == 36 and b == 91:
    print("127")
if op == "+" and a == 36 and b == 92:
    print("128")
if op == "+" and a == 36 and b == 93:
    print("129")
if op == "+" and a == 36 and b == 94:
    print("130")
if op == "+" and a == 36 and b == 95:
    print("131")
if op == "+" and a == 36 and b == 96:
    print("132")
if op == "+" and a == 36 and b == 97:
    print("133")
if op == "+" and a == 36 and b == 98:
    print("134")
if op == "+" and a == 36 and b == 99:
    print("135")
if op == "+" and a == 36 and b == 100:
    print("136")
if op == "+" and a == 36 and b == 101:
    print("137")
if op == "+" and a == 36 and b == 102:
    print("138")
if op == "+" and a == 36 and b == 103:
    print("139")
if op == "+" and a == 36 and b == 104:
    print("140")
if op == "+" and a == 36 and b == 105:
    print("141")
if op == "+" and a == 36 and b == 106:
    print("142")
if op == "+" and a == 36 and b == 107:
    print("143")
if op == "+" and a == 36 and b == 108:
    print("144")
if op == "+" and a == 36 and b == 109:
    print("145")
if op == "+" and a == 36 and b == 110:
    print("146")
if op == "+" and a == 36 and b == 111:
    print("147")
if op == "+" and a == 36 and b == 112:
    print("148")
if op == "+" and a == 36 and b == 113:
    print("149")
if op == "+" and a == 36 and b == 114:
    print("150")
if op == "+" and a == 36 and b == 115:
    print("151")
if op == "+" and a == 36 and b == 116:
    print("152")
if op == "+" and a == 36 and b == 117:
    print("153")
if op == "+" and a == 36 and b == 118:
    print("154")
if op == "+" and a == 36 and b == 119:
    print("155")
if op == "+" and a == 36 and b == 120:
    print("156")
if op == "+" and a == 36 and b == 121:
    print("157")
if op == "+" and a == 36 and b == 122:
    print("158")
if op == "+" and a == 36 and b == 123:
    print("159")
if op == "+" and a == 36 and b == 124:
    print("160")
if op == "+" and a == 36 and b == 125:
    print("161")
if op == "+" and a == 36 and b == 126:
    print("162")
if op == "+" and a == 36 and b == 127:
    print("163")
if op == "+" and a == 37 and b == 0:
    print("37")
if op == "+" and a == 37 and b == 1:
    print("38")
if op == "+" and a == 37 and b == 2:
    print("39")
if op == "+" and a == 37 and b == 3:
    print("40")
if op == "+" and a == 37 and b == 4:
    print("41")
if op == "+" and a == 37 and b == 5:
    print("42")
if op == "+" and a == 37 and b == 6:
    print("43")
if op == "+" and a == 37 and b == 7:
    print("44")
if op == "+" and a == 37 and b == 8:
    print("45")
if op == "+" and a == 37 and b == 9:
    print("46")
if op == "+" and a == 37 and b == 10:
    print("47")
if op == "+" and a == 37 and b == 11:
    print("48")
if op == "+" and a == 37 and b == 12:
    print("49")
if op == "+" and a == 37 and b == 13:
    print("50")
if op == "+" and a == 37 and b == 14:
    print("51")
if op == "+" and a == 37 and b == 15:
    print("52")
if op == "+" and a == 37 and b == 16:
    print("53")
if op == "+" and a == 37 and b == 17:
    print("54")
if op == "+" and a == 37 and b == 18:
    print("55")
if op == "+" and a == 37 and b == 19:
    print("56")
if op == "+" and a == 37 and b == 20:
    print("57")
if op == "+" and a == 37 and b == 21:
    print("58")
if op == "+" and a == 37 and b == 22:
    print("59")
if op == "+" and a == 37 and b == 23:
    print("60")
if op == "+" and a == 37 and b == 24:
    print("61")
if op == "+" and a == 37 and b == 25:
    print("62")
if op == "+" and a == 37 and b == 26:
    print("63")
if op == "+" and a == 37 and b == 27:
    print("64")
if op == "+" and a == 37 and b == 28:
    print("65")
if op == "+" and a == 37 and b == 29:
    print("66")
if op == "+" and a == 37 and b == 30:
    print("67")
if op == "+" and a == 37 and b == 31:
    print("68")
if op == "+" and a == 37 and b == 32:
    print("69")
if op == "+" and a == 37 and b == 33:
    print("70")
if op == "+" and a == 37 and b == 34:
    print("71")
if op == "+" and a == 37 and b == 35:
    print("72")
if op == "+" and a == 37 and b == 36:
    print("73")
if op == "+" and a == 37 and b == 37:
    print("74")
if op == "+" and a == 37 and b == 38:
    print("75")
if op == "+" and a == 37 and b == 39:
    print("76")
if op == "+" and a == 37 and b == 40:
    print("77")
if op == "+" and a == 37 and b == 41:
    print("78")
if op == "+" and a == 37 and b == 42:
    print("79")
if op == "+" and a == 37 and b == 43:
    print("80")
if op == "+" and a == 37 and b == 44:
    print("81")
if op == "+" and a == 37 and b == 45:
    print("82")
if op == "+" and a == 37 and b == 46:
    print("83")
if op == "+" and a == 37 and b == 47:
    print("84")
if op == "+" and a == 37 and b == 48:
    print("85")
if op == "+" and a == 37 and b == 49:
    print("86")
if op == "+" and a == 37 and b == 50:
    print("87")
if op == "+" and a == 37 and b == 51:
    print("88")
if op == "+" and a == 37 and b == 52:
    print("89")
if op == "+" and a == 37 and b == 53:
    print("90")
if op == "+" and a == 37 and b == 54:
    print("91")
if op == "+" and a == 37 and b == 55:
    print("92")
if op == "+" and a == 37 and b == 56:
    print("93")
if op == "+" and a == 37 and b == 57:
    print("94")
if op == "+" and a == 37 and b == 58:
    print("95")
if op == "+" and a == 37 and b == 59:
    print("96")
if op == "+" and a == 37 and b == 60:
    print("97")
if op == "+" and a == 37 and b == 61:
    print("98")
if op == "+" and a == 37 and b == 62:
    print("99")
if op == "+" and a == 37 and b == 63:
    print("100")
if op == "+" and a == 37 and b == 64:
    print("101")
if op == "+" and a == 37 and b == 65:
    print("102")
if op == "+" and a == 37 and b == 66:
    print("103")
if op == "+" and a == 37 and b == 67:
    print("104")
if op == "+" and a == 37 and b == 68:
    print("105")
if op == "+" and a == 37 and b == 69:
    print("106")
if op == "+" and a == 37 and b == 70:
    print("107")
if op == "+" and a == 37 and b == 71:
    print("108")
if op == "+" and a == 37 and b == 72:
    print("109")
if op == "+" and a == 37 and b == 73:
    print("110")
if op == "+" and a == 37 and b == 74:
    print("111")
if op == "+" and a == 37 and b == 75:
    print("112")
if op == "+" and a == 37 and b == 76:
    print("113")
if op == "+" and a == 37 and b == 77:
    print("114")
if op == "+" and a == 37 and b == 78:
    print("115")
if op == "+" and a == 37 and b == 79:
    print("116")
if op == "+" and a == 37 and b == 80:
    print("117")
if op == "+" and a == 37 and b == 81:
    print("118")
if op == "+" and a == 37 and b == 82:
    print("119")
if op == "+" and a == 37 and b == 83:
    print("120")
if op == "+" and a == 37 and b == 84:
    print("121")
if op == "+" and a == 37 and b == 85:
    print("122")
if op == "+" and a == 37 and b == 86:
    print("123")
if op == "+" and a == 37 and b == 87:
    print("124")
if op == "+" and a == 37 and b == 88:
    print("125")
if op == "+" and a == 37 and b == 89:
    print("126")
if op == "+" and a == 37 and b == 90:
    print("127")
if op == "+" and a == 37 and b == 91:
    print("128")
if op == "+" and a == 37 and b == 92:
    print("129")
if op == "+" and a == 37 and b == 93:
    print("130")
if op == "+" and a == 37 and b == 94:
    print("131")
if op == "+" and a == 37 and b == 95:
    print("132")
if op == "+" and a == 37 and b == 96:
    print("133")
if op == "+" and a == 37 and b == 97:
    print("134")
if op == "+" and a == 37 and b == 98:
    print("135")
if op == "+" and a == 37 and b == 99:
    print("136")
if op == "+" and a == 37 and b == 100:
    print("137")
if op == "+" and a == 37 and b == 101:
    print("138")
if op == "+" and a == 37 and b == 102:
    print("139")
if op == "+" and a == 37 and b == 103:
    print("140")
if op == "+" and a == 37 and b == 104:
    print("141")
if op == "+" and a == 37 and b == 105:
    print("142")
if op == "+" and a == 37 and b == 106:
    print("143")
if op == "+" and a == 37 and b == 107:
    print("144")
if op == "+" and a == 37 and b == 108:
    print("145")
if op == "+" and a == 37 and b == 109:
    print("146")
if op == "+" and a == 37 and b == 110:
    print("147")
if op == "+" and a == 37 and b == 111:
    print("148")
if op == "+" and a == 37 and b == 112:
    print("149")
if op == "+" and a == 37 and b == 113:
    print("150")
if op == "+" and a == 37 and b == 114:
    print("151")
if op == "+" and a == 37 and b == 115:
    print("152")
if op == "+" and a == 37 and b == 116:
    print("153")
if op == "+" and a == 37 and b == 117:
    print("154")
if op == "+" and a == 37 and b == 118:
    print("155")
if op == "+" and a == 37 and b == 119:
    print("156")
if op == "+" and a == 37 and b == 120:
    print("157")
if op == "+" and a == 37 and b == 121:
    print("158")
if op == "+" and a == 37 and b == 122:
    print("159")
if op == "+" and a == 37 and b == 123:
    print("160")
if op == "+" and a == 37 and b == 124:
    print("161")
if op == "+" and a == 37 and b == 125:
    print("162")
if op == "+" and a == 37 and b == 126:
    print("163")
if op == "+" and a == 37 and b == 127:
    print("164")
if op == "+" and a == 38 and b == 0:
    print("38")
if op == "+" and a == 38 and b == 1:
    print("39")
if op == "+" and a == 38 and b == 2:
    print("40")
if op == "+" and a == 38 and b == 3:
    print("41")
if op == "+" and a == 38 and b == 4:
    print("42")
if op == "+" and a == 38 and b == 5:
    print("43")
if op == "+" and a == 38 and b == 6:
    print("44")
if op == "+" and a == 38 and b == 7:
    print("45")
if op == "+" and a == 38 and b == 8:
    print("46")
if op == "+" and a == 38 and b == 9:
    print("47")
if op == "+" and a == 38 and b == 10:
    print("48")
if op == "+" and a == 38 and b == 11:
    print("49")
if op == "+" and a == 38 and b == 12:
    print("50")
if op == "+" and a == 38 and b == 13:
    print("51")
if op == "+" and a == 38 and b == 14:
    print("52")
if op == "+" and a == 38 and b == 15:
    print("53")
if op == "+" and a == 38 and b == 16:
    print("54")
if op == "+" and a == 38 and b == 17:
    print("55")
if op == "+" and a == 38 and b == 18:
    print("56")
if op == "+" and a == 38 and b == 19:
    print("57")
if op == "+" and a == 38 and b == 20:
    print("58")
if op == "+" and a == 38 and b == 21:
    print("59")
if op == "+" and a == 38 and b == 22:
    print("60")
if op == "+" and a == 38 and b == 23:
    print("61")
if op == "+" and a == 38 and b == 24:
    print("62")
if op == "+" and a == 38 and b == 25:
    print("63")
if op == "+" and a == 38 and b == 26:
    print("64")
if op == "+" and a == 38 and b == 27:
    print("65")
if op == "+" and a == 38 and b == 28:
    print("66")
if op == "+" and a == 38 and b == 29:
    print("67")
if op == "+" and a == 38 and b == 30:
    print("68")
if op == "+" and a == 38 and b == 31:
    print("69")
if op == "+" and a == 38 and b == 32:
    print("70")
if op == "+" and a == 38 and b == 33:
    print("71")
if op == "+" and a == 38 and b == 34:
    print("72")
if op == "+" and a == 38 and b == 35:
    print("73")
if op == "+" and a == 38 and b == 36:
    print("74")
if op == "+" and a == 38 and b == 37:
    print("75")
if op == "+" and a == 38 and b == 38:
    print("76")
if op == "+" and a == 38 and b == 39:
    print("77")
if op == "+" and a == 38 and b == 40:
    print("78")
if op == "+" and a == 38 and b == 41:
    print("79")
if op == "+" and a == 38 and b == 42:
    print("80")
if op == "+" and a == 38 and b == 43:
    print("81")
if op == "+" and a == 38 and b == 44:
    print("82")
if op == "+" and a == 38 and b == 45:
    print("83")
if op == "+" and a == 38 and b == 46:
    print("84")
if op == "+" and a == 38 and b == 47:
    print("85")
if op == "+" and a == 38 and b == 48:
    print("86")
if op == "+" and a == 38 and b == 49:
    print("87")
if op == "+" and a == 38 and b == 50:
    print("88")
if op == "+" and a == 38 and b == 51:
    print("89")
if op == "+" and a == 38 and b == 52:
    print("90")
if op == "+" and a == 38 and b == 53:
    print("91")
if op == "+" and a == 38 and b == 54:
    print("92")
if op == "+" and a == 38 and b == 55:
    print("93")
if op == "+" and a == 38 and b == 56:
    print("94")
if op == "+" and a == 38 and b == 57:
    print("95")
if op == "+" and a == 38 and b == 58:
    print("96")
if op == "+" and a == 38 and b == 59:
    print("97")
if op == "+" and a == 38 and b == 60:
    print("98")
if op == "+" and a == 38 and b == 61:
    print("99")
if op == "+" and a == 38 and b == 62:
    print("100")
if op == "+" and a == 38 and b == 63:
    print("101")
if op == "+" and a == 38 and b == 64:
    print("102")
if op == "+" and a == 38 and b == 65:
    print("103")
if op == "+" and a == 38 and b == 66:
    print("104")
if op == "+" and a == 38 and b == 67:
    print("105")
if op == "+" and a == 38 and b == 68:
    print("106")
if op == "+" and a == 38 and b == 69:
    print("107")
if op == "+" and a == 38 and b == 70:
    print("108")
if op == "+" and a == 38 and b == 71:
    print("109")
if op == "+" and a == 38 and b == 72:
    print("110")
if op == "+" and a == 38 and b == 73:
    print("111")
if op == "+" and a == 38 and b == 74:
    print("112")
if op == "+" and a == 38 and b == 75:
    print("113")
if op == "+" and a == 38 and b == 76:
    print("114")
if op == "+" and a == 38 and b == 77:
    print("115")
if op == "+" and a == 38 and b == 78:
    print("116")
if op == "+" and a == 38 and b == 79:
    print("117")
if op == "+" and a == 38 and b == 80:
    print("118")
if op == "+" and a == 38 and b == 81:
    print("119")
if op == "+" and a == 38 and b == 82:
    print("120")
if op == "+" and a == 38 and b == 83:
    print("121")
if op == "+" and a == 38 and b == 84:
    print("122")
if op == "+" and a == 38 and b == 85:
    print("123")
if op == "+" and a == 38 and b == 86:
    print("124")
if op == "+" and a == 38 and b == 87:
    print("125")
if op == "+" and a == 38 and b == 88:
    print("126")
if op == "+" and a == 38 and b == 89:
    print("127")
if op == "+" and a == 38 and b == 90:
    print("128")
if op == "+" and a == 38 and b == 91:
    print("129")
if op == "+" and a == 38 and b == 92:
    print("130")
if op == "+" and a == 38 and b == 93:
    print("131")
if op == "+" and a == 38 and b == 94:
    print("132")
if op == "+" and a == 38 and b == 95:
    print("133")
if op == "+" and a == 38 and b == 96:
    print("134")
if op == "+" and a == 38 and b == 97:
    print("135")
if op == "+" and a == 38 and b == 98:
    print("136")
if op == "+" and a == 38 and b == 99:
    print("137")
if op == "+" and a == 38 and b == 100:
    print("138")
if op == "+" and a == 38 and b == 101:
    print("139")
if op == "+" and a == 38 and b == 102:
    print("140")
if op == "+" and a == 38 and b == 103:
    print("141")
if op == "+" and a == 38 and b == 104:
    print("142")
if op == "+" and a == 38 and b == 105:
    print("143")
if op == "+" and a == 38 and b == 106:
    print("144")
if op == "+" and a == 38 and b == 107:
    print("145")
if op == "+" and a == 38 and b == 108:
    print("146")
if op == "+" and a == 38 and b == 109:
    print("147")
if op == "+" and a == 38 and b == 110:
    print("148")
if op == "+" and a == 38 and b == 111:
    print("149")
if op == "+" and a == 38 and b == 112:
    print("150")
if op == "+" and a == 38 and b == 113:
    print("151")
if op == "+" and a == 38 and b == 114:
    print("152")
if op == "+" and a == 38 and b == 115:
    print("153")
if op == "+" and a == 38 and b == 116:
    print("154")
if op == "+" and a == 38 and b == 117:
    print("155")
if op == "+" and a == 38 and b == 118:
    print("156")
if op == "+" and a == 38 and b == 119:
    print("157")
if op == "+" and a == 38 and b == 120:
    print("158")
if op == "+" and a == 38 and b == 121:
    print("159")
if op == "+" and a == 38 and b == 122:
    print("160")
if op == "+" and a == 38 and b == 123:
    print("161")
if op == "+" and a == 38 and b == 124:
    print("162")
if op == "+" and a == 38 and b == 125:
    print("163")
if op == "+" and a == 38 and b == 126:
    print("164")
if op == "+" and a == 38 and b == 127:
    print("165")
if op == "+" and a == 39 and b == 0:
    print("39")
if op == "+" and a == 39 and b == 1:
    print("40")
if op == "+" and a == 39 and b == 2:
    print("41")
if op == "+" and a == 39 and b == 3:
    print("42")
if op == "+" and a == 39 and b == 4:
    print("43")
if op == "+" and a == 39 and b == 5:
    print("44")
if op == "+" and a == 39 and b == 6:
    print("45")
if op == "+" and a == 39 and b == 7:
    print("46")
if op == "+" and a == 39 and b == 8:
    print("47")
if op == "+" and a == 39 and b == 9:
    print("48")
if op == "+" and a == 39 and b == 10:
    print("49")
if op == "+" and a == 39 and b == 11:
    print("50")
if op == "+" and a == 39 and b == 12:
    print("51")
if op == "+" and a == 39 and b == 13:
    print("52")
if op == "+" and a == 39 and b == 14:
    print("53")
if op == "+" and a == 39 and b == 15:
    print("54")
if op == "+" and a == 39 and b == 16:
    print("55")
if op == "+" and a == 39 and b == 17:
    print("56")
if op == "+" and a == 39 and b == 18:
    print("57")
if op == "+" and a == 39 and b == 19:
    print("58")
if op == "+" and a == 39 and b == 20:
    print("59")
if op == "+" and a == 39 and b == 21:
    print("60")
if op == "+" and a == 39 and b == 22:
    print("61")
if op == "+" and a == 39 and b == 23:
    print("62")
if op == "+" and a == 39 and b == 24:
    print("63")
if op == "+" and a == 39 and b == 25:
    print("64")
if op == "+" and a == 39 and b == 26:
    print("65")
if op == "+" and a == 39 and b == 27:
    print("66")
if op == "+" and a == 39 and b == 28:
    print("67")
if op == "+" and a == 39 and b == 29:
    print("68")
if op == "+" and a == 39 and b == 30:
    print("69")
if op == "+" and a == 39 and b == 31:
    print("70")
if op == "+" and a == 39 and b == 32:
    print("71")
if op == "+" and a == 39 and b == 33:
    print("72")
if op == "+" and a == 39 and b == 34:
    print("73")
if op == "+" and a == 39 and b == 35:
    print("74")
if op == "+" and a == 39 and b == 36:
    print("75")
if op == "+" and a == 39 and b == 37:
    print("76")
if op == "+" and a == 39 and b == 38:
    print("77")
if op == "+" and a == 39 and b == 39:
    print("78")
if op == "+" and a == 39 and b == 40:
    print("79")
if op == "+" and a == 39 and b == 41:
    print("80")
if op == "+" and a == 39 and b == 42:
    print("81")
if op == "+" and a == 39 and b == 43:
    print("82")
if op == "+" and a == 39 and b == 44:
    print("83")
if op == "+" and a == 39 and b == 45:
    print("84")
if op == "+" and a == 39 and b == 46:
    print("85")
if op == "+" and a == 39 and b == 47:
    print("86")
if op == "+" and a == 39 and b == 48:
    print("87")
if op == "+" and a == 39 and b == 49:
    print("88")
if op == "+" and a == 39 and b == 50:
    print("89")
if op == "+" and a == 39 and b == 51:
    print("90")
if op == "+" and a == 39 and b == 52:
    print("91")
if op == "+" and a == 39 and b == 53:
    print("92")
if op == "+" and a == 39 and b == 54:
    print("93")
if op == "+" and a == 39 and b == 55:
    print("94")
if op == "+" and a == 39 and b == 56:
    print("95")
if op == "+" and a == 39 and b == 57:
    print("96")
if op == "+" and a == 39 and b == 58:
    print("97")
if op == "+" and a == 39 and b == 59:
    print("98")
if op == "+" and a == 39 and b == 60:
    print("99")
if op == "+" and a == 39 and b == 61:
    print("100")
if op == "+" and a == 39 and b == 62:
    print("101")
if op == "+" and a == 39 and b == 63:
    print("102")
if op == "+" and a == 39 and b == 64:
    print("103")
if op == "+" and a == 39 and b == 65:
    print("104")
if op == "+" and a == 39 and b == 66:
    print("105")
if op == "+" and a == 39 and b == 67:
    print("106")
if op == "+" and a == 39 and b == 68:
    print("107")
if op == "+" and a == 39 and b == 69:
    print("108")
if op == "+" and a == 39 and b == 70:
    print("109")
if op == "+" and a == 39 and b == 71:
    print("110")
if op == "+" and a == 39 and b == 72:
    print("111")
if op == "+" and a == 39 and b == 73:
    print("112")
if op == "+" and a == 39 and b == 74:
    print("113")
if op == "+" and a == 39 and b == 75:
    print("114")
if op == "+" and a == 39 and b == 76:
    print("115")
if op == "+" and a == 39 and b == 77:
    print("116")
if op == "+" and a == 39 and b == 78:
    print("117")
if op == "+" and a == 39 and b == 79:
    print("118")
if op == "+" and a == 39 and b == 80:
    print("119")
if op == "+" and a == 39 and b == 81:
    print("120")
if op == "+" and a == 39 and b == 82:
    print("121")
if op == "+" and a == 39 and b == 83:
    print("122")
if op == "+" and a == 39 and b == 84:
    print("123")
if op == "+" and a == 39 and b == 85:
    print("124")
if op == "+" and a == 39 and b == 86:
    print("125")
if op == "+" and a == 39 and b == 87:
    print("126")
if op == "+" and a == 39 and b == 88:
    print("127")
if op == "+" and a == 39 and b == 89:
    print("128")
if op == "+" and a == 39 and b == 90:
    print("129")
if op == "+" and a == 39 and b == 91:
    print("130")
if op == "+" and a == 39 and b == 92:
    print("131")
if op == "+" and a == 39 and b == 93:
    print("132")
if op == "+" and a == 39 and b == 94:
    print("133")
if op == "+" and a == 39 and b == 95:
    print("134")
if op == "+" and a == 39 and b == 96:
    print("135")
if op == "+" and a == 39 and b == 97:
    print("136")
if op == "+" and a == 39 and b == 98:
    print("137")
if op == "+" and a == 39 and b == 99:
    print("138")
if op == "+" and a == 39 and b == 100:
    print("139")
if op == "+" and a == 39 and b == 101:
    print("140")
if op == "+" and a == 39 and b == 102:
    print("141")
if op == "+" and a == 39 and b == 103:
    print("142")
if op == "+" and a == 39 and b == 104:
    print("143")
if op == "+" and a == 39 and b == 105:
    print("144")
if op == "+" and a == 39 and b == 106:
    print("145")
if op == "+" and a == 39 and b == 107:
    print("146")
if op == "+" and a == 39 and b == 108:
    print("147")
if op == "+" and a == 39 and b == 109:
    print("148")
if op == "+" and a == 39 and b == 110:
    print("149")
if op == "+" and a == 39 and b == 111:
    print("150")
if op == "+" and a == 39 and b == 112:
    print("151")
if op == "+" and a == 39 and b == 113:
    print("152")
if op == "+" and a == 39 and b == 114:
    print("153")
if op == "+" and a == 39 and b == 115:
    print("154")
if op == "+" and a == 39 and b == 116:
    print("155")
if op == "+" and a == 39 and b == 117:
    print("156")
if op == "+" and a == 39 and b == 118:
    print("157")
if op == "+" and a == 39 and b == 119:
    print("158")
if op == "+" and a == 39 and b == 120:
    print("159")
if op == "+" and a == 39 and b == 121:
    print("160")
if op == "+" and a == 39 and b == 122:
    print("161")
if op == "+" and a == 39 and b == 123:
    print("162")
if op == "+" and a == 39 and b == 124:
    print("163")
if op == "+" and a == 39 and b == 125:
    print("164")
if op == "+" and a == 39 and b == 126:
    print("165")
if op == "+" and a == 39 and b == 127:
    print("166")
if op == "+" and a == 40 and b == 0:
    print("40")
if op == "+" and a == 40 and b == 1:
    print("41")
if op == "+" and a == 40 and b == 2:
    print("42")
if op == "+" and a == 40 and b == 3:
    print("43")
if op == "+" and a == 40 and b == 4:
    print("44")
if op == "+" and a == 40 and b == 5:
    print("45")
if op == "+" and a == 40 and b == 6:
    print("46")
if op == "+" and a == 40 and b == 7:
    print("47")
if op == "+" and a == 40 and b == 8:
    print("48")
if op == "+" and a == 40 and b == 9:
    print("49")
if op == "+" and a == 40 and b == 10:
    print("50")
if op == "+" and a == 40 and b == 11:
    print("51")
if op == "+" and a == 40 and b == 12:
    print("52")
if op == "+" and a == 40 and b == 13:
    print("53")
if op == "+" and a == 40 and b == 14:
    print("54")
if op == "+" and a == 40 and b == 15:
    print("55")
if op == "+" and a == 40 and b == 16:
    print("56")
if op == "+" and a == 40 and b == 17:
    print("57")
if op == "+" and a == 40 and b == 18:
    print("58")
if op == "+" and a == 40 and b == 19:
    print("59")
if op == "+" and a == 40 and b == 20:
    print("60")
if op == "+" and a == 40 and b == 21:
    print("61")
if op == "+" and a == 40 and b == 22:
    print("62")
if op == "+" and a == 40 and b == 23:
    print("63")
if op == "+" and a == 40 and b == 24:
    print("64")
if op == "+" and a == 40 and b == 25:
    print("65")
if op == "+" and a == 40 and b == 26:
    print("66")
if op == "+" and a == 40 and b == 27:
    print("67")
if op == "+" and a == 40 and b == 28:
    print("68")
if op == "+" and a == 40 and b == 29:
    print("69")
if op == "+" and a == 40 and b == 30:
    print("70")
if op == "+" and a == 40 and b == 31:
    print("71")
if op == "+" and a == 40 and b == 32:
    print("72")
if op == "+" and a == 40 and b == 33:
    print("73")
if op == "+" and a == 40 and b == 34:
    print("74")
if op == "+" and a == 40 and b == 35:
    print("75")
if op == "+" and a == 40 and b == 36:
    print("76")
if op == "+" and a == 40 and b == 37:
    print("77")
if op == "+" and a == 40 and b == 38:
    print("78")
if op == "+" and a == 40 and b == 39:
    print("79")
if op == "+" and a == 40 and b == 40:
    print("80")
if op == "+" and a == 40 and b == 41:
    print("81")
if op == "+" and a == 40 and b == 42:
    print("82")
if op == "+" and a == 40 and b == 43:
    print("83")
if op == "+" and a == 40 and b == 44:
    print("84")
if op == "+" and a == 40 and b == 45:
    print("85")
if op == "+" and a == 40 and b == 46:
    print("86")
if op == "+" and a == 40 and b == 47:
    print("87")
if op == "+" and a == 40 and b == 48:
    print("88")
if op == "+" and a == 40 and b == 49:
    print("89")
if op == "+" and a == 40 and b == 50:
    print("90")
if op == "+" and a == 40 and b == 51:
    print("91")
if op == "+" and a == 40 and b == 52:
    print("92")
if op == "+" and a == 40 and b == 53:
    print("93")
if op == "+" and a == 40 and b == 54:
    print("94")
if op == "+" and a == 40 and b == 55:
    print("95")
if op == "+" and a == 40 and b == 56:
    print("96")
if op == "+" and a == 40 and b == 57:
    print("97")
if op == "+" and a == 40 and b == 58:
    print("98")
if op == "+" and a == 40 and b == 59:
    print("99")
if op == "+" and a == 40 and b == 60:
    print("100")
if op == "+" and a == 40 and b == 61:
    print("101")
if op == "+" and a == 40 and b == 62:
    print("102")
if op == "+" and a == 40 and b == 63:
    print("103")
if op == "+" and a == 40 and b == 64:
    print("104")
if op == "+" and a == 40 and b == 65:
    print("105")
if op == "+" and a == 40 and b == 66:
    print("106")
if op == "+" and a == 40 and b == 67:
    print("107")
if op == "+" and a == 40 and b == 68:
    print("108")
if op == "+" and a == 40 and b == 69:
    print("109")
if op == "+" and a == 40 and b == 70:
    print("110")
if op == "+" and a == 40 and b == 71:
    print("111")
if op == "+" and a == 40 and b == 72:
    print("112")
if op == "+" and a == 40 and b == 73:
    print("113")
if op == "+" and a == 40 and b == 74:
    print("114")
if op == "+" and a == 40 and b == 75:
    print("115")
if op == "+" and a == 40 and b == 76:
    print("116")
if op == "+" and a == 40 and b == 77:
    print("117")
if op == "+" and a == 40 and b == 78:
    print("118")
if op == "+" and a == 40 and b == 79:
    print("119")
if op == "+" and a == 40 and b == 80:
    print("120")
if op == "+" and a == 40 and b == 81:
    print("121")
if op == "+" and a == 40 and b == 82:
    print("122")
if op == "+" and a == 40 and b == 83:
    print("123")
if op == "+" and a == 40 and b == 84:
    print("124")
if op == "+" and a == 40 and b == 85:
    print("125")
if op == "+" and a == 40 and b == 86:
    print("126")
if op == "+" and a == 40 and b == 87:
    print("127")
if op == "+" and a == 40 and b == 88:
    print("128")
if op == "+" and a == 40 and b == 89:
    print("129")
if op == "+" and a == 40 and b == 90:
    print("130")
if op == "+" and a == 40 and b == 91:
    print("131")
if op == "+" and a == 40 and b == 92:
    print("132")
if op == "+" and a == 40 and b == 93:
    print("133")
if op == "+" and a == 40 and b == 94:
    print("134")
if op == "+" and a == 40 and b == 95:
    print("135")
if op == "+" and a == 40 and b == 96:
    print("136")
if op == "+" and a == 40 and b == 97:
    print("137")
if op == "+" and a == 40 and b == 98:
    print("138")
if op == "+" and a == 40 and b == 99:
    print("139")
if op == "+" and a == 40 and b == 100:
    print("140")
if op == "+" and a == 40 and b == 101:
    print("141")
if op == "+" and a == 40 and b == 102:
    print("142")
if op == "+" and a == 40 and b == 103:
    print("143")
if op == "+" and a == 40 and b == 104:
    print("144")
if op == "+" and a == 40 and b == 105:
    print("145")
if op == "+" and a == 40 and b == 106:
    print("146")
if op == "+" and a == 40 and b == 107:
    print("147")
if op == "+" and a == 40 and b == 108:
    print("148")
if op == "+" and a == 40 and b == 109:
    print("149")
if op == "+" and a == 40 and b == 110:
    print("150")
if op == "+" and a == 40 and b == 111:
    print("151")
if op == "+" and a == 40 and b == 112:
    print("152")
if op == "+" and a == 40 and b == 113:
    print("153")
if op == "+" and a == 40 and b == 114:
    print("154")
if op == "+" and a == 40 and b == 115:
    print("155")
if op == "+" and a == 40 and b == 116:
    print("156")
if op == "+" and a == 40 and b == 117:
    print("157")
if op == "+" and a == 40 and b == 118:
    print("158")
if op == "+" and a == 40 and b == 119:
    print("159")
if op == "+" and a == 40 and b == 120:
    print("160")
if op == "+" and a == 40 and b == 121:
    print("161")
if op == "+" and a == 40 and b == 122:
    print("162")
if op == "+" and a == 40 and b == 123:
    print("163")
if op == "+" and a == 40 and b == 124:
    print("164")
if op == "+" and a == 40 and b == 125:
    print("165")
if op == "+" and a == 40 and b == 126:
    print("166")
if op == "+" and a == 40 and b == 127:
    print("167")
if op == "+" and a == 41 and b == 0:
    print("41")
if op == "+" and a == 41 and b == 1:
    print("42")
if op == "+" and a == 41 and b == 2:
    print("43")
if op == "+" and a == 41 and b == 3:
    print("44")
if op == "+" and a == 41 and b == 4:
    print("45")
if op == "+" and a == 41 and b == 5:
    print("46")
if op == "+" and a == 41 and b == 6:
    print("47")
if op == "+" and a == 41 and b == 7:
    print("48")
if op == "+" and a == 41 and b == 8:
    print("49")
if op == "+" and a == 41 and b == 9:
    print("50")
if op == "+" and a == 41 and b == 10:
    print("51")
if op == "+" and a == 41 and b == 11:
    print("52")
if op == "+" and a == 41 and b == 12:
    print("53")
if op == "+" and a == 41 and b == 13:
    print("54")
if op == "+" and a == 41 and b == 14:
    print("55")
if op == "+" and a == 41 and b == 15:
    print("56")
if op == "+" and a == 41 and b == 16:
    print("57")
if op == "+" and a == 41 and b == 17:
    print("58")
if op == "+" and a == 41 and b == 18:
    print("59")
if op == "+" and a == 41 and b == 19:
    print("60")
if op == "+" and a == 41 and b == 20:
    print("61")
if op == "+" and a == 41 and b == 21:
    print("62")
if op == "+" and a == 41 and b == 22:
    print("63")
if op == "+" and a == 41 and b == 23:
    print("64")
if op == "+" and a == 41 and b == 24:
    print("65")
if op == "+" and a == 41 and b == 25:
    print("66")
if op == "+" and a == 41 and b == 26:
    print("67")
if op == "+" and a == 41 and b == 27:
    print("68")
if op == "+" and a == 41 and b == 28:
    print("69")
if op == "+" and a == 41 and b == 29:
    print("70")
if op == "+" and a == 41 and b == 30:
    print("71")
if op == "+" and a == 41 and b == 31:
    print("72")
if op == "+" and a == 41 and b == 32:
    print("73")
if op == "+" and a == 41 and b == 33:
    print("74")
if op == "+" and a == 41 and b == 34:
    print("75")
if op == "+" and a == 41 and b == 35:
    print("76")
if op == "+" and a == 41 and b == 36:
    print("77")
if op == "+" and a == 41 and b == 37:
    print("78")
if op == "+" and a == 41 and b == 38:
    print("79")
if op == "+" and a == 41 and b == 39:
    print("80")
if op == "+" and a == 41 and b == 40:
    print("81")
if op == "+" and a == 41 and b == 41:
    print("82")
if op == "+" and a == 41 and b == 42:
    print("83")
if op == "+" and a == 41 and b == 43:
    print("84")
if op == "+" and a == 41 and b == 44:
    print("85")
if op == "+" and a == 41 and b == 45:
    print("86")
if op == "+" and a == 41 and b == 46:
    print("87")
if op == "+" and a == 41 and b == 47:
    print("88")
if op == "+" and a == 41 and b == 48:
    print("89")
if op == "+" and a == 41 and b == 49:
    print("90")
if op == "+" and a == 41 and b == 50:
    print("91")
if op == "+" and a == 41 and b == 51:
    print("92")
if op == "+" and a == 41 and b == 52:
    print("93")
if op == "+" and a == 41 and b == 53:
    print("94")
if op == "+" and a == 41 and b == 54:
    print("95")
if op == "+" and a == 41 and b == 55:
    print("96")
if op == "+" and a == 41 and b == 56:
    print("97")
if op == "+" and a == 41 and b == 57:
    print("98")
if op == "+" and a == 41 and b == 58:
    print("99")
if op == "+" and a == 41 and b == 59:
    print("100")
if op == "+" and a == 41 and b == 60:
    print("101")
if op == "+" and a == 41 and b == 61:
    print("102")
if op == "+" and a == 41 and b == 62:
    print("103")
if op == "+" and a == 41 and b == 63:
    print("104")
if op == "+" and a == 41 and b == 64:
    print("105")
if op == "+" and a == 41 and b == 65:
    print("106")
if op == "+" and a == 41 and b == 66:
    print("107")
if op == "+" and a == 41 and b == 67:
    print("108")
if op == "+" and a == 41 and b == 68:
    print("109")
if op == "+" and a == 41 and b == 69:
    print("110")
if op == "+" and a == 41 and b == 70:
    print("111")
if op == "+" and a == 41 and b == 71:
    print("112")
if op == "+" and a == 41 and b == 72:
    print("113")
if op == "+" and a == 41 and b == 73:
    print("114")
if op == "+" and a == 41 and b == 74:
    print("115")
if op == "+" and a == 41 and b == 75:
    print("116")
if op == "+" and a == 41 and b == 76:
    print("117")
if op == "+" and a == 41 and b == 77:
    print("118")
if op == "+" and a == 41 and b == 78:
    print("119")
if op == "+" and a == 41 and b == 79:
    print("120")
if op == "+" and a == 41 and b == 80:
    print("121")
if op == "+" and a == 41 and b == 81:
    print("122")
if op == "+" and a == 41 and b == 82:
    print("123")
if op == "+" and a == 41 and b == 83:
    print("124")
if op == "+" and a == 41 and b == 84:
    print("125")
if op == "+" and a == 41 and b == 85:
    print("126")
if op == "+" and a == 41 and b == 86:
    print("127")
if op == "+" and a == 41 and b == 87:
    print("128")
if op == "+" and a == 41 and b == 88:
    print("129")
if op == "+" and a == 41 and b == 89:
    print("130")
if op == "+" and a == 41 and b == 90:
    print("131")
if op == "+" and a == 41 and b == 91:
    print("132")
if op == "+" and a == 41 and b == 92:
    print("133")
if op == "+" and a == 41 and b == 93:
    print("134")
if op == "+" and a == 41 and b == 94:
    print("135")
if op == "+" and a == 41 and b == 95:
    print("136")
if op == "+" and a == 41 and b == 96:
    print("137")
if op == "+" and a == 41 and b == 97:
    print("138")
if op == "+" and a == 41 and b == 98:
    print("139")
if op == "+" and a == 41 and b == 99:
    print("140")
if op == "+" and a == 41 and b == 100:
    print("141")
if op == "+" and a == 41 and b == 101:
    print("142")
if op == "+" and a == 41 and b == 102:
    print("143")
if op == "+" and a == 41 and b == 103:
    print("144")
if op == "+" and a == 41 and b == 104:
    print("145")
if op == "+" and a == 41 and b == 105:
    print("146")
if op == "+" and a == 41 and b == 106:
    print("147")
if op == "+" and a == 41 and b == 107:
    print("148")
if op == "+" and a == 41 and b == 108:
    print("149")
if op == "+" and a == 41 and b == 109:
    print("150")
if op == "+" and a == 41 and b == 110:
    print("151")
if op == "+" and a == 41 and b == 111:
    print("152")
if op == "+" and a == 41 and b == 112:
    print("153")
if op == "+" and a == 41 and b == 113:
    print("154")
if op == "+" and a == 41 and b == 114:
    print("155")
if op == "+" and a == 41 and b == 115:
    print("156")
if op == "+" and a == 41 and b == 116:
    print("157")
if op == "+" and a == 41 and b == 117:
    print("158")
if op == "+" and a == 41 and b == 118:
    print("159")
if op == "+" and a == 41 and b == 119:
    print("160")
if op == "+" and a == 41 and b == 120:
    print("161")
if op == "+" and a == 41 and b == 121:
    print("162")
if op == "+" and a == 41 and b == 122:
    print("163")
if op == "+" and a == 41 and b == 123:
    print("164")
if op == "+" and a == 41 and b == 124:
    print("165")
if op == "+" and a == 41 and b == 125:
    print("166")
if op == "+" and a == 41 and b == 126:
    print("167")
if op == "+" and a == 41 and b == 127:
    print("168")
if op == "+" and a == 42 and b == 0:
    print("42")
if op == "+" and a == 42 and b == 1:
    print("43")
if op == "+" and a == 42 and b == 2:
    print("44")
if op == "+" and a == 42 and b == 3:
    print("45")
if op == "+" and a == 42 and b == 4:
    print("46")
if op == "+" and a == 42 and b == 5:
    print("47")
if op == "+" and a == 42 and b == 6:
    print("48")
if op == "+" and a == 42 and b == 7:
    print("49")
if op == "+" and a == 42 and b == 8:
    print("50")
if op == "+" and a == 42 and b == 9:
    print("51")
if op == "+" and a == 42 and b == 10:
    print("52")
if op == "+" and a == 42 and b == 11:
    print("53")
if op == "+" and a == 42 and b == 12:
    print("54")
if op == "+" and a == 42 and b == 13:
    print("55")
if op == "+" and a == 42 and b == 14:
    print("56")
if op == "+" and a == 42 and b == 15:
    print("57")
if op == "+" and a == 42 and b == 16:
    print("58")
if op == "+" and a == 42 and b == 17:
    print("59")
if op == "+" and a == 42 and b == 18:
    print("60")
if op == "+" and a == 42 and b == 19:
    print("61")
if op == "+" and a == 42 and b == 20:
    print("62")
if op == "+" and a == 42 and b == 21:
    print("63")
if op == "+" and a == 42 and b == 22:
    print("64")
if op == "+" and a == 42 and b == 23:
    print("65")
if op == "+" and a == 42 and b == 24:
    print("66")
if op == "+" and a == 42 and b == 25:
    print("67")
if op == "+" and a == 42 and b == 26:
    print("68")
if op == "+" and a == 42 and b == 27:
    print("69")
if op == "+" and a == 42 and b == 28:
    print("70")
if op == "+" and a == 42 and b == 29:
    print("71")
if op == "+" and a == 42 and b == 30:
    print("72")
if op == "+" and a == 42 and b == 31:
    print("73")
if op == "+" and a == 42 and b == 32:
    print("74")
if op == "+" and a == 42 and b == 33:
    print("75")
if op == "+" and a == 42 and b == 34:
    print("76")
if op == "+" and a == 42 and b == 35:
    print("77")
if op == "+" and a == 42 and b == 36:
    print("78")
if op == "+" and a == 42 and b == 37:
    print("79")
if op == "+" and a == 42 and b == 38:
    print("80")
if op == "+" and a == 42 and b == 39:
    print("81")
if op == "+" and a == 42 and b == 40:
    print("82")
if op == "+" and a == 42 and b == 41:
    print("83")
if op == "+" and a == 42 and b == 42:
    print("84")
if op == "+" and a == 42 and b == 43:
    print("85")
if op == "+" and a == 42 and b == 44:
    print("86")
if op == "+" and a == 42 and b == 45:
    print("87")
if op == "+" and a == 42 and b == 46:
    print("88")
if op == "+" and a == 42 and b == 47:
    print("89")
if op == "+" and a == 42 and b == 48:
    print("90")
if op == "+" and a == 42 and b == 49:
    print("91")
if op == "+" and a == 42 and b == 50:
    print("92")
if op == "+" and a == 42 and b == 51:
    print("93")
if op == "+" and a == 42 and b == 52:
    print("94")
if op == "+" and a == 42 and b == 53:
    print("95")
if op == "+" and a == 42 and b == 54:
    print("96")
if op == "+" and a == 42 and b == 55:
    print("97")
if op == "+" and a == 42 and b == 56:
    print("98")
if op == "+" and a == 42 and b == 57:
    print("99")
if op == "+" and a == 42 and b == 58:
    print("100")
if op == "+" and a == 42 and b == 59:
    print("101")
if op == "+" and a == 42 and b == 60:
    print("102")
if op == "+" and a == 42 and b == 61:
    print("103")
if op == "+" and a == 42 and b == 62:
    print("104")
if op == "+" and a == 42 and b == 63:
    print("105")
if op == "+" and a == 42 and b == 64:
    print("106")
if op == "+" and a == 42 and b == 65:
    print("107")
if op == "+" and a == 42 and b == 66:
    print("108")
if op == "+" and a == 42 and b == 67:
    print("109")
if op == "+" and a == 42 and b == 68:
    print("110")
if op == "+" and a == 42 and b == 69:
    print("111")
if op == "+" and a == 42 and b == 70:
    print("112")
if op == "+" and a == 42 and b == 71:
    print("113")
if op == "+" and a == 42 and b == 72:
    print("114")
if op == "+" and a == 42 and b == 73:
    print("115")
if op == "+" and a == 42 and b == 74:
    print("116")
if op == "+" and a == 42 and b == 75:
    print("117")
if op == "+" and a == 42 and b == 76:
    print("118")
if op == "+" and a == 42 and b == 77:
    print("119")
if op == "+" and a == 42 and b == 78:
    print("120")
if op == "+" and a == 42 and b == 79:
    print("121")
if op == "+" and a == 42 and b == 80:
    print("122")
if op == "+" and a == 42 and b == 81:
    print("123")
if op == "+" and a == 42 and b == 82:
    print("124")
if op == "+" and a == 42 and b == 83:
    print("125")
if op == "+" and a == 42 and b == 84:
    print("126")
if op == "+" and a == 42 and b == 85:
    print("127")
if op == "+" and a == 42 and b == 86:
    print("128")
if op == "+" and a == 42 and b == 87:
    print("129")
if op == "+" and a == 42 and b == 88:
    print("130")
if op == "+" and a == 42 and b == 89:
    print("131")
if op == "+" and a == 42 and b == 90:
    print("132")
if op == "+" and a == 42 and b == 91:
    print("133")
if op == "+" and a == 42 and b == 92:
    print("134")
if op == "+" and a == 42 and b == 93:
    print("135")
if op == "+" and a == 42 and b == 94:
    print("136")
if op == "+" and a == 42 and b == 95:
    print("137")
if op == "+" and a == 42 and b == 96:
    print("138")
if op == "+" and a == 42 and b == 97:
    print("139")
if op == "+" and a == 42 and b == 98:
    print("140")
if op == "+" and a == 42 and b == 99:
    print("141")
if op == "+" and a == 42 and b == 100:
    print("142")
if op == "+" and a == 42 and b == 101:
    print("143")
if op == "+" and a == 42 and b == 102:
    print("144")
if op == "+" and a == 42 and b == 103:
    print("145")
if op == "+" and a == 42 and b == 104:
    print("146")
if op == "+" and a == 42 and b == 105:
    print("147")
if op == "+" and a == 42 and b == 106:
    print("148")
if op == "+" and a == 42 and b == 107:
    print("149")
if op == "+" and a == 42 and b == 108:
    print("150")
if op == "+" and a == 42 and b == 109:
    print("151")
if op == "+" and a == 42 and b == 110:
    print("152")
if op == "+" and a == 42 and b == 111:
    print("153")
if op == "+" and a == 42 and b == 112:
    print("154")
if op == "+" and a == 42 and b == 113:
    print("155")
if op == "+" and a == 42 and b == 114:
    print("156")
if op == "+" and a == 42 and b == 115:
    print("157")
if op == "+" and a == 42 and b == 116:
    print("158")
if op == "+" and a == 42 and b == 117:
    print("159")
if op == "+" and a == 42 and b == 118:
    print("160")
if op == "+" and a == 42 and b == 119:
    print("161")
if op == "+" and a == 42 and b == 120:
    print("162")
if op == "+" and a == 42 and b == 121:
    print("163")
if op == "+" and a == 42 and b == 122:
    print("164")
if op == "+" and a == 42 and b == 123:
    print("165")
if op == "+" and a == 42 and b == 124:
    print("166")
if op == "+" and a == 42 and b == 125:
    print("167")
if op == "+" and a == 42 and b == 126:
    print("168")
if op == "+" and a == 42 and b == 127:
    print("169")
if op == "+" and a == 43 and b == 0:
    print("43")
if op == "+" and a == 43 and b == 1:
    print("44")
if op == "+" and a == 43 and b == 2:
    print("45")
if op == "+" and a == 43 and b == 3:
    print("46")
if op == "+" and a == 43 and b == 4:
    print("47")
if op == "+" and a == 43 and b == 5:
    print("48")
if op == "+" and a == 43 and b == 6:
    print("49")
if op == "+" and a == 43 and b == 7:
    print("50")
if op == "+" and a == 43 and b == 8:
    print("51")
if op == "+" and a == 43 and b == 9:
    print("52")
if op == "+" and a == 43 and b == 10:
    print("53")
if op == "+" and a == 43 and b == 11:
    print("54")
if op == "+" and a == 43 and b == 12:
    print("55")
if op == "+" and a == 43 and b == 13:
    print("56")
if op == "+" and a == 43 and b == 14:
    print("57")
if op == "+" and a == 43 and b == 15:
    print("58")
if op == "+" and a == 43 and b == 16:
    print("59")
if op == "+" and a == 43 and b == 17:
    print("60")
if op == "+" and a == 43 and b == 18:
    print("61")
if op == "+" and a == 43 and b == 19:
    print("62")
if op == "+" and a == 43 and b == 20:
    print("63")
if op == "+" and a == 43 and b == 21:
    print("64")
if op == "+" and a == 43 and b == 22:
    print("65")
if op == "+" and a == 43 and b == 23:
    print("66")
if op == "+" and a == 43 and b == 24:
    print("67")
if op == "+" and a == 43 and b == 25:
    print("68")
if op == "+" and a == 43 and b == 26:
    print("69")
if op == "+" and a == 43 and b == 27:
    print("70")
if op == "+" and a == 43 and b == 28:
    print("71")
if op == "+" and a == 43 and b == 29:
    print("72")
if op == "+" and a == 43 and b == 30:
    print("73")
if op == "+" and a == 43 and b == 31:
    print("74")
if op == "+" and a == 43 and b == 32:
    print("75")
if op == "+" and a == 43 and b == 33:
    print("76")
if op == "+" and a == 43 and b == 34:
    print("77")
if op == "+" and a == 43 and b == 35:
    print("78")
if op == "+" and a == 43 and b == 36:
    print("79")
if op == "+" and a == 43 and b == 37:
    print("80")
if op == "+" and a == 43 and b == 38:
    print("81")
if op == "+" and a == 43 and b == 39:
    print("82")
if op == "+" and a == 43 and b == 40:
    print("83")
if op == "+" and a == 43 and b == 41:
    print("84")
if op == "+" and a == 43 and b == 42:
    print("85")
if op == "+" and a == 43 and b == 43:
    print("86")
if op == "+" and a == 43 and b == 44:
    print("87")
if op == "+" and a == 43 and b == 45:
    print("88")
if op == "+" and a == 43 and b == 46:
    print("89")
if op == "+" and a == 43 and b == 47:
    print("90")
if op == "+" and a == 43 and b == 48:
    print("91")
if op == "+" and a == 43 and b == 49:
    print("92")
if op == "+" and a == 43 and b == 50:
    print("93")
if op == "+" and a == 43 and b == 51:
    print("94")
if op == "+" and a == 43 and b == 52:
    print("95")
if op == "+" and a == 43 and b == 53:
    print("96")
if op == "+" and a == 43 and b == 54:
    print("97")
if op == "+" and a == 43 and b == 55:
    print("98")
if op == "+" and a == 43 and b == 56:
    print("99")
if op == "+" and a == 43 and b == 57:
    print("100")
if op == "+" and a == 43 and b == 58:
    print("101")
if op == "+" and a == 43 and b == 59:
    print("102")
if op == "+" and a == 43 and b == 60:
    print("103")
if op == "+" and a == 43 and b == 61:
    print("104")
if op == "+" and a == 43 and b == 62:
    print("105")
if op == "+" and a == 43 and b == 63:
    print("106")
if op == "+" and a == 43 and b == 64:
    print("107")
if op == "+" and a == 43 and b == 65:
    print("108")
if op == "+" and a == 43 and b == 66:
    print("109")
if op == "+" and a == 43 and b == 67:
    print("110")
if op == "+" and a == 43 and b == 68:
    print("111")
if op == "+" and a == 43 and b == 69:
    print("112")
if op == "+" and a == 43 and b == 70:
    print("113")
if op == "+" and a == 43 and b == 71:
    print("114")
if op == "+" and a == 43 and b == 72:
    print("115")
if op == "+" and a == 43 and b == 73:
    print("116")
if op == "+" and a == 43 and b == 74:
    print("117")
if op == "+" and a == 43 and b == 75:
    print("118")
if op == "+" and a == 43 and b == 76:
    print("119")
if op == "+" and a == 43 and b == 77:
    print("120")
if op == "+" and a == 43 and b == 78:
    print("121")
if op == "+" and a == 43 and b == 79:
    print("122")
if op == "+" and a == 43 and b == 80:
    print("123")
if op == "+" and a == 43 and b == 81:
    print("124")
if op == "+" and a == 43 and b == 82:
    print("125")
if op == "+" and a == 43 and b == 83:
    print("126")
if op == "+" and a == 43 and b == 84:
    print("127")
if op == "+" and a == 43 and b == 85:
    print("128")
if op == "+" and a == 43 and b == 86:
    print("129")
if op == "+" and a == 43 and b == 87:
    print("130")
if op == "+" and a == 43 and b == 88:
    print("131")
if op == "+" and a == 43 and b == 89:
    print("132")
if op == "+" and a == 43 and b == 90:
    print("133")
if op == "+" and a == 43 and b == 91:
    print("134")
if op == "+" and a == 43 and b == 92:
    print("135")
if op == "+" and a == 43 and b == 93:
    print("136")
if op == "+" and a == 43 and b == 94:
    print("137")
if op == "+" and a == 43 and b == 95:
    print("138")
if op == "+" and a == 43 and b == 96:
    print("139")
if op == "+" and a == 43 and b == 97:
    print("140")
if op == "+" and a == 43 and b == 98:
    print("141")
if op == "+" and a == 43 and b == 99:
    print("142")
if op == "+" and a == 43 and b == 100:
    print("143")
if op == "+" and a == 43 and b == 101:
    print("144")
if op == "+" and a == 43 and b == 102:
    print("145")
if op == "+" and a == 43 and b == 103:
    print("146")
if op == "+" and a == 43 and b == 104:
    print("147")
if op == "+" and a == 43 and b == 105:
    print("148")
if op == "+" and a == 43 and b == 106:
    print("149")
if op == "+" and a == 43 and b == 107:
    print("150")
if op == "+" and a == 43 and b == 108:
    print("151")
if op == "+" and a == 43 and b == 109:
    print("152")
if op == "+" and a == 43 and b == 110:
    print("153")
if op == "+" and a == 43 and b == 111:
    print("154")
if op == "+" and a == 43 and b == 112:
    print("155")
if op == "+" and a == 43 and b == 113:
    print("156")
if op == "+" and a == 43 and b == 114:
    print("157")
if op == "+" and a == 43 and b == 115:
    print("158")
if op == "+" and a == 43 and b == 116:
    print("159")
if op == "+" and a == 43 and b == 117:
    print("160")
if op == "+" and a == 43 and b == 118:
    print("161")
if op == "+" and a == 43 and b == 119:
    print("162")
if op == "+" and a == 43 and b == 120:
    print("163")
if op == "+" and a == 43 and b == 121:
    print("164")
if op == "+" and a == 43 and b == 122:
    print("165")
if op == "+" and a == 43 and b == 123:
    print("166")
if op == "+" and a == 43 and b == 124:
    print("167")
if op == "+" and a == 43 and b == 125:
    print("168")
if op == "+" and a == 43 and b == 126:
    print("169")
if op == "+" and a == 43 and b == 127:
    print("170")
if op == "+" and a == 44 and b == 0:
    print("44")
if op == "+" and a == 44 and b == 1:
    print("45")
if op == "+" and a == 44 and b == 2:
    print("46")
if op == "+" and a == 44 and b == 3:
    print("47")
if op == "+" and a == 44 and b == 4:
    print("48")
if op == "+" and a == 44 and b == 5:
    print("49")
if op == "+" and a == 44 and b == 6:
    print("50")
if op == "+" and a == 44 and b == 7:
    print("51")
if op == "+" and a == 44 and b == 8:
    print("52")
if op == "+" and a == 44 and b == 9:
    print("53")
if op == "+" and a == 44 and b == 10:
    print("54")
if op == "+" and a == 44 and b == 11:
    print("55")
if op == "+" and a == 44 and b == 12:
    print("56")
if op == "+" and a == 44 and b == 13:
    print("57")
if op == "+" and a == 44 and b == 14:
    print("58")
if op == "+" and a == 44 and b == 15:
    print("59")
if op == "+" and a == 44 and b == 16:
    print("60")
if op == "+" and a == 44 and b == 17:
    print("61")
if op == "+" and a == 44 and b == 18:
    print("62")
if op == "+" and a == 44 and b == 19:
    print("63")
if op == "+" and a == 44 and b == 20:
    print("64")
if op == "+" and a == 44 and b == 21:
    print("65")
if op == "+" and a == 44 and b == 22:
    print("66")
if op == "+" and a == 44 and b == 23:
    print("67")
if op == "+" and a == 44 and b == 24:
    print("68")
if op == "+" and a == 44 and b == 25:
    print("69")
if op == "+" and a == 44 and b == 26:
    print("70")
if op == "+" and a == 44 and b == 27:
    print("71")
if op == "+" and a == 44 and b == 28:
    print("72")
if op == "+" and a == 44 and b == 29:
    print("73")
if op == "+" and a == 44 and b == 30:
    print("74")
if op == "+" and a == 44 and b == 31:
    print("75")
if op == "+" and a == 44 and b == 32:
    print("76")
if op == "+" and a == 44 and b == 33:
    print("77")
if op == "+" and a == 44 and b == 34:
    print("78")
if op == "+" and a == 44 and b == 35:
    print("79")
if op == "+" and a == 44 and b == 36:
    print("80")
if op == "+" and a == 44 and b == 37:
    print("81")
if op == "+" and a == 44 and b == 38:
    print("82")
if op == "+" and a == 44 and b == 39:
    print("83")
if op == "+" and a == 44 and b == 40:
    print("84")
if op == "+" and a == 44 and b == 41:
    print("85")
if op == "+" and a == 44 and b == 42:
    print("86")
if op == "+" and a == 44 and b == 43:
    print("87")
if op == "+" and a == 44 and b == 44:
    print("88")
if op == "+" and a == 44 and b == 45:
    print("89")
if op == "+" and a == 44 and b == 46:
    print("90")
if op == "+" and a == 44 and b == 47:
    print("91")
if op == "+" and a == 44 and b == 48:
    print("92")
if op == "+" and a == 44 and b == 49:
    print("93")
if op == "+" and a == 44 and b == 50:
    print("94")
if op == "+" and a == 44 and b == 51:
    print("95")
if op == "+" and a == 44 and b == 52:
    print("96")
if op == "+" and a == 44 and b == 53:
    print("97")
if op == "+" and a == 44 and b == 54:
    print("98")
if op == "+" and a == 44 and b == 55:
    print("99")
if op == "+" and a == 44 and b == 56:
    print("100")
if op == "+" and a == 44 and b == 57:
    print("101")
if op == "+" and a == 44 and b == 58:
    print("102")
if op == "+" and a == 44 and b == 59:
    print("103")
if op == "+" and a == 44 and b == 60:
    print("104")
if op == "+" and a == 44 and b == 61:
    print("105")
if op == "+" and a == 44 and b == 62:
    print("106")
if op == "+" and a == 44 and b == 63:
    print("107")
if op == "+" and a == 44 and b == 64:
    print("108")
if op == "+" and a == 44 and b == 65:
    print("109")
if op == "+" and a == 44 and b == 66:
    print("110")
if op == "+" and a == 44 and b == 67:
    print("111")
if op == "+" and a == 44 and b == 68:
    print("112")
if op == "+" and a == 44 and b == 69:
    print("113")
if op == "+" and a == 44 and b == 70:
    print("114")
if op == "+" and a == 44 and b == 71:
    print("115")
if op == "+" and a == 44 and b == 72:
    print("116")
if op == "+" and a == 44 and b == 73:
    print("117")
if op == "+" and a == 44 and b == 74:
    print("118")
if op == "+" and a == 44 and b == 75:
    print("119")
if op == "+" and a == 44 and b == 76:
    print("120")
if op == "+" and a == 44 and b == 77:
    print("121")
if op == "+" and a == 44 and b == 78:
    print("122")
if op == "+" and a == 44 and b == 79:
    print("123")
if op == "+" and a == 44 and b == 80:
    print("124")
if op == "+" and a == 44 and b == 81:
    print("125")
if op == "+" and a == 44 and b == 82:
    print("126")
if op == "+" and a == 44 and b == 83:
    print("127")
if op == "+" and a == 44 and b == 84:
    print("128")
if op == "+" and a == 44 and b == 85:
    print("129")
if op == "+" and a == 44 and b == 86:
    print("130")
if op == "+" and a == 44 and b == 87:
    print("131")
if op == "+" and a == 44 and b == 88:
    print("132")
if op == "+" and a == 44 and b == 89:
    print("133")
if op == "+" and a == 44 and b == 90:
    print("134")
if op == "+" and a == 44 and b == 91:
    print("135")
if op == "+" and a == 44 and b == 92:
    print("136")
if op == "+" and a == 44 and b == 93:
    print("137")
if op == "+" and a == 44 and b == 94:
    print("138")
if op == "+" and a == 44 and b == 95:
    print("139")
if op == "+" and a == 44 and b == 96:
    print("140")
if op == "+" and a == 44 and b == 97:
    print("141")
if op == "+" and a == 44 and b == 98:
    print("142")
if op == "+" and a == 44 and b == 99:
    print("143")
if op == "+" and a == 44 and b == 100:
    print("144")
if op == "+" and a == 44 and b == 101:
    print("145")
if op == "+" and a == 44 and b == 102:
    print("146")
if op == "+" and a == 44 and b == 103:
    print("147")
if op == "+" and a == 44 and b == 104:
    print("148")
if op == "+" and a == 44 and b == 105:
    print("149")
if op == "+" and a == 44 and b == 106:
    print("150")
if op == "+" and a == 44 and b == 107:
    print("151")
if op == "+" and a == 44 and b == 108:
    print("152")
if op == "+" and a == 44 and b == 109:
    print("153")
if op == "+" and a == 44 and b == 110:
    print("154")
if op == "+" and a == 44 and b == 111:
    print("155")
if op == "+" and a == 44 and b == 112:
    print("156")
if op == "+" and a == 44 and b == 113:
    print("157")
if op == "+" and a == 44 and b == 114:
    print("158")
if op == "+" and a == 44 and b == 115:
    print("159")
if op == "+" and a == 44 and b == 116:
    print("160")
if op == "+" and a == 44 and b == 117:
    print("161")
if op == "+" and a == 44 and b == 118:
    print("162")
if op == "+" and a == 44 and b == 119:
    print("163")
if op == "+" and a == 44 and b == 120:
    print("164")
if op == "+" and a == 44 and b == 121:
    print("165")
if op == "+" and a == 44 and b == 122:
    print("166")
if op == "+" and a == 44 and b == 123:
    print("167")
if op == "+" and a == 44 and b == 124:
    print("168")
if op == "+" and a == 44 and b == 125:
    print("169")
if op == "+" and a == 44 and b == 126:
    print("170")
if op == "+" and a == 44 and b == 127:
    print("171")
if op == "+" and a == 45 and b == 0:
    print("45")
if op == "+" and a == 45 and b == 1:
    print("46")
if op == "+" and a == 45 and b == 2:
    print("47")
if op == "+" and a == 45 and b == 3:
    print("48")
if op == "+" and a == 45 and b == 4:
    print("49")
if op == "+" and a == 45 and b == 5:
    print("50")
if op == "+" and a == 45 and b == 6:
    print("51")
if op == "+" and a == 45 and b == 7:
    print("52")
if op == "+" and a == 45 and b == 8:
    print("53")
if op == "+" and a == 45 and b == 9:
    print("54")
if op == "+" and a == 45 and b == 10:
    print("55")
if op == "+" and a == 45 and b == 11:
    print("56")
if op == "+" and a == 45 and b == 12:
    print("57")
if op == "+" and a == 45 and b == 13:
    print("58")
if op == "+" and a == 45 and b == 14:
    print("59")
if op == "+" and a == 45 and b == 15:
    print("60")
if op == "+" and a == 45 and b == 16:
    print("61")
if op == "+" and a == 45 and b == 17:
    print("62")
if op == "+" and a == 45 and b == 18:
    print("63")
if op == "+" and a == 45 and b == 19:
    print("64")
if op == "+" and a == 45 and b == 20:
    print("65")
if op == "+" and a == 45 and b == 21:
    print("66")
if op == "+" and a == 45 and b == 22:
    print("67")
if op == "+" and a == 45 and b == 23:
    print("68")
if op == "+" and a == 45 and b == 24:
    print("69")
if op == "+" and a == 45 and b == 25:
    print("70")
if op == "+" and a == 45 and b == 26:
    print("71")
if op == "+" and a == 45 and b == 27:
    print("72")
if op == "+" and a == 45 and b == 28:
    print("73")
if op == "+" and a == 45 and b == 29:
    print("74")
if op == "+" and a == 45 and b == 30:
    print("75")
if op == "+" and a == 45 and b == 31:
    print("76")
if op == "+" and a == 45 and b == 32:
    print("77")
if op == "+" and a == 45 and b == 33:
    print("78")
if op == "+" and a == 45 and b == 34:
    print("79")
if op == "+" and a == 45 and b == 35:
    print("80")
if op == "+" and a == 45 and b == 36:
    print("81")
if op == "+" and a == 45 and b == 37:
    print("82")
if op == "+" and a == 45 and b == 38:
    print("83")
if op == "+" and a == 45 and b == 39:
    print("84")
if op == "+" and a == 45 and b == 40:
    print("85")
if op == "+" and a == 45 and b == 41:
    print("86")
if op == "+" and a == 45 and b == 42:
    print("87")
if op == "+" and a == 45 and b == 43:
    print("88")
if op == "+" and a == 45 and b == 44:
    print("89")
if op == "+" and a == 45 and b == 45:
    print("90")
if op == "+" and a == 45 and b == 46:
    print("91")
if op == "+" and a == 45 and b == 47:
    print("92")
if op == "+" and a == 45 and b == 48:
    print("93")
if op == "+" and a == 45 and b == 49:
    print("94")
if op == "+" and a == 45 and b == 50:
    print("95")
if op == "+" and a == 45 and b == 51:
    print("96")
if op == "+" and a == 45 and b == 52:
    print("97")
if op == "+" and a == 45 and b == 53:
    print("98")
if op == "+" and a == 45 and b == 54:
    print("99")
if op == "+" and a == 45 and b == 55:
    print("100")
if op == "+" and a == 45 and b == 56:
    print("101")
if op == "+" and a == 45 and b == 57:
    print("102")
if op == "+" and a == 45 and b == 58:
    print("103")
if op == "+" and a == 45 and b == 59:
    print("104")
if op == "+" and a == 45 and b == 60:
    print("105")
if op == "+" and a == 45 and b == 61:
    print("106")
if op == "+" and a == 45 and b == 62:
    print("107")
if op == "+" and a == 45 and b == 63:
    print("108")
if op == "+" and a == 45 and b == 64:
    print("109")
if op == "+" and a == 45 and b == 65:
    print("110")
if op == "+" and a == 45 and b == 66:
    print("111")
if op == "+" and a == 45 and b == 67:
    print("112")
if op == "+" and a == 45 and b == 68:
    print("113")
if op == "+" and a == 45 and b == 69:
    print("114")
if op == "+" and a == 45 and b == 70:
    print("115")
if op == "+" and a == 45 and b == 71:
    print("116")
if op == "+" and a == 45 and b == 72:
    print("117")
if op == "+" and a == 45 and b == 73:
    print("118")
if op == "+" and a == 45 and b == 74:
    print("119")
if op == "+" and a == 45 and b == 75:
    print("120")
if op == "+" and a == 45 and b == 76:
    print("121")
if op == "+" and a == 45 and b == 77:
    print("122")
if op == "+" and a == 45 and b == 78:
    print("123")
if op == "+" and a == 45 and b == 79:
    print("124")
if op == "+" and a == 45 and b == 80:
    print("125")
if op == "+" and a == 45 and b == 81:
    print("126")
if op == "+" and a == 45 and b == 82:
    print("127")
if op == "+" and a == 45 and b == 83:
    print("128")
if op == "+" and a == 45 and b == 84:
    print("129")
if op == "+" and a == 45 and b == 85:
    print("130")
if op == "+" and a == 45 and b == 86:
    print("131")
if op == "+" and a == 45 and b == 87:
    print("132")
if op == "+" and a == 45 and b == 88:
    print("133")
if op == "+" and a == 45 and b == 89:
    print("134")
if op == "+" and a == 45 and b == 90:
    print("135")
if op == "+" and a == 45 and b == 91:
    print("136")
if op == "+" and a == 45 and b == 92:
    print("137")
if op == "+" and a == 45 and b == 93:
    print("138")
if op == "+" and a == 45 and b == 94:
    print("139")
if op == "+" and a == 45 and b == 95:
    print("140")
if op == "+" and a == 45 and b == 96:
    print("141")
if op == "+" and a == 45 and b == 97:
    print("142")
if op == "+" and a == 45 and b == 98:
    print("143")
if op == "+" and a == 45 and b == 99:
    print("144")
if op == "+" and a == 45 and b == 100:
    print("145")
if op == "+" and a == 45 and b == 101:
    print("146")
if op == "+" and a == 45 and b == 102:
    print("147")
if op == "+" and a == 45 and b == 103:
    print("148")
if op == "+" and a == 45 and b == 104:
    print("149")
if op == "+" and a == 45 and b == 105:
    print("150")
if op == "+" and a == 45 and b == 106:
    print("151")
if op == "+" and a == 45 and b == 107:
    print("152")
if op == "+" and a == 45 and b == 108:
    print("153")
if op == "+" and a == 45 and b == 109:
    print("154")
if op == "+" and a == 45 and b == 110:
    print("155")
if op == "+" and a == 45 and b == 111:
    print("156")
if op == "+" and a == 45 and b == 112:
    print("157")
if op == "+" and a == 45 and b == 113:
    print("158")
if op == "+" and a == 45 and b == 114:
    print("159")
if op == "+" and a == 45 and b == 115:
    print("160")
if op == "+" and a == 45 and b == 116:
    print("161")
if op == "+" and a == 45 and b == 117:
    print("162")
if op == "+" and a == 45 and b == 118:
    print("163")
if op == "+" and a == 45 and b == 119:
    print("164")
if op == "+" and a == 45 and b == 120:
    print("165")
if op == "+" and a == 45 and b == 121:
    print("166")
if op == "+" and a == 45 and b == 122:
    print("167")
if op == "+" and a == 45 and b == 123:
    print("168")
if op == "+" and a == 45 and b == 124:
    print("169")
if op == "+" and a == 45 and b == 125:
    print("170")
if op == "+" and a == 45 and b == 126:
    print("171")
if op == "+" and a == 45 and b == 127:
    print("172")
if op == "+" and a == 46 and b == 0:
    print("46")
if op == "+" and a == 46 and b == 1:
    print("47")
if op == "+" and a == 46 and b == 2:
    print("48")
if op == "+" and a == 46 and b == 3:
    print("49")
if op == "+" and a == 46 and b == 4:
    print("50")
if op == "+" and a == 46 and b == 5:
    print("51")
if op == "+" and a == 46 and b == 6:
    print("52")
if op == "+" and a == 46 and b == 7:
    print("53")
if op == "+" and a == 46 and b == 8:
    print("54")
if op == "+" and a == 46 and b == 9:
    print("55")
if op == "+" and a == 46 and b == 10:
    print("56")
if op == "+" and a == 46 and b == 11:
    print("57")
if op == "+" and a == 46 and b == 12:
    print("58")
if op == "+" and a == 46 and b == 13:
    print("59")
if op == "+" and a == 46 and b == 14:
    print("60")
if op == "+" and a == 46 and b == 15:
    print("61")
if op == "+" and a == 46 and b == 16:
    print("62")
if op == "+" and a == 46 and b == 17:
    print("63")
if op == "+" and a == 46 and b == 18:
    print("64")
if op == "+" and a == 46 and b == 19:
    print("65")
if op == "+" and a == 46 and b == 20:
    print("66")
if op == "+" and a == 46 and b == 21:
    print("67")
if op == "+" and a == 46 and b == 22:
    print("68")
if op == "+" and a == 46 and b == 23:
    print("69")
if op == "+" and a == 46 and b == 24:
    print("70")
if op == "+" and a == 46 and b == 25:
    print("71")
if op == "+" and a == 46 and b == 26:
    print("72")
if op == "+" and a == 46 and b == 27:
    print("73")
if op == "+" and a == 46 and b == 28:
    print("74")
if op == "+" and a == 46 and b == 29:
    print("75")
if op == "+" and a == 46 and b == 30:
    print("76")
if op == "+" and a == 46 and b == 31:
    print("77")
if op == "+" and a == 46 and b == 32:
    print("78")
if op == "+" and a == 46 and b == 33:
    print("79")
if op == "+" and a == 46 and b == 34:
    print("80")
if op == "+" and a == 46 and b == 35:
    print("81")
if op == "+" and a == 46 and b == 36:
    print("82")
if op == "+" and a == 46 and b == 37:
    print("83")
if op == "+" and a == 46 and b == 38:
    print("84")
if op == "+" and a == 46 and b == 39:
    print("85")
if op == "+" and a == 46 and b == 40:
    print("86")
if op == "+" and a == 46 and b == 41:
    print("87")
if op == "+" and a == 46 and b == 42:
    print("88")
if op == "+" and a == 46 and b == 43:
    print("89")
if op == "+" and a == 46 and b == 44:
    print("90")
if op == "+" and a == 46 and b == 45:
    print("91")
if op == "+" and a == 46 and b == 46:
    print("92")
if op == "+" and a == 46 and b == 47:
    print("93")
if op == "+" and a == 46 and b == 48:
    print("94")
if op == "+" and a == 46 and b == 49:
    print("95")
if op == "+" and a == 46 and b == 50:
    print("96")
if op == "+" and a == 46 and b == 51:
    print("97")
if op == "+" and a == 46 and b == 52:
    print("98")
if op == "+" and a == 46 and b == 53:
    print("99")
if op == "+" and a == 46 and b == 54:
    print("100")
if op == "+" and a == 46 and b == 55:
    print("101")
if op == "+" and a == 46 and b == 56:
    print("102")
if op == "+" and a == 46 and b == 57:
    print("103")
if op == "+" and a == 46 and b == 58:
    print("104")
if op == "+" and a == 46 and b == 59:
    print("105")
if op == "+" and a == 46 and b == 60:
    print("106")
if op == "+" and a == 46 and b == 61:
    print("107")
if op == "+" and a == 46 and b == 62:
    print("108")
if op == "+" and a == 46 and b == 63:
    print("109")
if op == "+" and a == 46 and b == 64:
    print("110")
if op == "+" and a == 46 and b == 65:
    print("111")
if op == "+" and a == 46 and b == 66:
    print("112")
if op == "+" and a == 46 and b == 67:
    print("113")
if op == "+" and a == 46 and b == 68:
    print("114")
if op == "+" and a == 46 and b == 69:
    print("115")
if op == "+" and a == 46 and b == 70:
    print("116")
if op == "+" and a == 46 and b == 71:
    print("117")
if op == "+" and a == 46 and b == 72:
    print("118")
if op == "+" and a == 46 and b == 73:
    print("119")
if op == "+" and a == 46 and b == 74:
    print("120")
if op == "+" and a == 46 and b == 75:
    print("121")
if op == "+" and a == 46 and b == 76:
    print("122")
if op == "+" and a == 46 and b == 77:
    print("123")
if op == "+" and a == 46 and b == 78:
    print("124")
if op == "+" and a == 46 and b == 79:
    print("125")
if op == "+" and a == 46 and b == 80:
    print("126")
if op == "+" and a == 46 and b == 81:
    print("127")
if op == "+" and a == 46 and b == 82:
    print("128")
if op == "+" and a == 46 and b == 83:
    print("129")
if op == "+" and a == 46 and b == 84:
    print("130")
if op == "+" and a == 46 and b == 85:
    print("131")
if op == "+" and a == 46 and b == 86:
    print("132")
if op == "+" and a == 46 and b == 87:
    print("133")
if op == "+" and a == 46 and b == 88:
    print("134")
if op == "+" and a == 46 and b == 89:
    print("135")
if op == "+" and a == 46 and b == 90:
    print("136")
if op == "+" and a == 46 and b == 91:
    print("137")
if op == "+" and a == 46 and b == 92:
    print("138")
if op == "+" and a == 46 and b == 93:
    print("139")
if op == "+" and a == 46 and b == 94:
    print("140")
if op == "+" and a == 46 and b == 95:
    print("141")
if op == "+" and a == 46 and b == 96:
    print("142")
if op == "+" and a == 46 and b == 97:
    print("143")
if op == "+" and a == 46 and b == 98:
    print("144")
if op == "+" and a == 46 and b == 99:
    print("145")
if op == "+" and a == 46 and b == 100:
    print("146")
if op == "+" and a == 46 and b == 101:
    print("147")
if op == "+" and a == 46 and b == 102:
    print("148")
if op == "+" and a == 46 and b == 103:
    print("149")
if op == "+" and a == 46 and b == 104:
    print("150")
if op == "+" and a == 46 and b == 105:
    print("151")
if op == "+" and a == 46 and b == 106:
    print("152")
if op == "+" and a == 46 and b == 107:
    print("153")
if op == "+" and a == 46 and b == 108:
    print("154")
if op == "+" and a == 46 and b == 109:
    print("155")
if op == "+" and a == 46 and b == 110:
    print("156")
if op == "+" and a == 46 and b == 111:
    print("157")
if op == "+" and a == 46 and b == 112:
    print("158")
if op == "+" and a == 46 and b == 113:
    print("159")
if op == "+" and a == 46 and b == 114:
    print("160")
if op == "+" and a == 46 and b == 115:
    print("161")
if op == "+" and a == 46 and b == 116:
    print("162")
if op == "+" and a == 46 and b == 117:
    print("163")
if op == "+" and a == 46 and b == 118:
    print("164")
if op == "+" and a == 46 and b == 119:
    print("165")
if op == "+" and a == 46 and b == 120:
    print("166")
if op == "+" and a == 46 and b == 121:
    print("167")
if op == "+" and a == 46 and b == 122:
    print("168")
if op == "+" and a == 46 and b == 123:
    print("169")
if op == "+" and a == 46 and b == 124:
    print("170")
if op == "+" and a == 46 and b == 125:
    print("171")
if op == "+" and a == 46 and b == 126:
    print("172")
if op == "+" and a == 46 and b == 127:
    print("173")
if op == "+" and a == 47 and b == 0:
    print("47")
if op == "+" and a == 47 and b == 1:
    print("48")
if op == "+" and a == 47 and b == 2:
    print("49")
if op == "+" and a == 47 and b == 3:
    print("50")
if op == "+" and a == 47 and b == 4:
    print("51")
if op == "+" and a == 47 and b == 5:
    print("52")
if op == "+" and a == 47 and b == 6:
    print("53")
if op == "+" and a == 47 and b == 7:
    print("54")
if op == "+" and a == 47 and b == 8:
    print("55")
if op == "+" and a == 47 and b == 9:
    print("56")
if op == "+" and a == 47 and b == 10:
    print("57")
if op == "+" and a == 47 and b == 11:
    print("58")
if op == "+" and a == 47 and b == 12:
    print("59")
if op == "+" and a == 47 and b == 13:
    print("60")
if op == "+" and a == 47 and b == 14:
    print("61")
if op == "+" and a == 47 and b == 15:
    print("62")
if op == "+" and a == 47 and b == 16:
    print("63")
if op == "+" and a == 47 and b == 17:
    print("64")
if op == "+" and a == 47 and b == 18:
    print("65")
if op == "+" and a == 47 and b == 19:
    print("66")
if op == "+" and a == 47 and b == 20:
    print("67")
if op == "+" and a == 47 and b == 21:
    print("68")
if op == "+" and a == 47 and b == 22:
    print("69")
if op == "+" and a == 47 and b == 23:
    print("70")
if op == "+" and a == 47 and b == 24:
    print("71")
if op == "+" and a == 47 and b == 25:
    print("72")
if op == "+" and a == 47 and b == 26:
    print("73")
if op == "+" and a == 47 and b == 27:
    print("74")
if op == "+" and a == 47 and b == 28:
    print("75")
if op == "+" and a == 47 and b == 29:
    print("76")
if op == "+" and a == 47 and b == 30:
    print("77")
if op == "+" and a == 47 and b == 31:
    print("78")
if op == "+" and a == 47 and b == 32:
    print("79")
if op == "+" and a == 47 and b == 33:
    print("80")
if op == "+" and a == 47 and b == 34:
    print("81")
if op == "+" and a == 47 and b == 35:
    print("82")
if op == "+" and a == 47 and b == 36:
    print("83")
if op == "+" and a == 47 and b == 37:
    print("84")
if op == "+" and a == 47 and b == 38:
    print("85")
if op == "+" and a == 47 and b == 39:
    print("86")
if op == "+" and a == 47 and b == 40:
    print("87")
if op == "+" and a == 47 and b == 41:
    print("88")
if op == "+" and a == 47 and b == 42:
    print("89")
if op == "+" and a == 47 and b == 43:
    print("90")
if op == "+" and a == 47 and b == 44:
    print("91")
if op == "+" and a == 47 and b == 45:
    print("92")
if op == "+" and a == 47 and b == 46:
    print("93")
if op == "+" and a == 47 and b == 47:
    print("94")
if op == "+" and a == 47 and b == 48:
    print("95")
if op == "+" and a == 47 and b == 49:
    print("96")
if op == "+" and a == 47 and b == 50:
    print("97")
if op == "+" and a == 47 and b == 51:
    print("98")
if op == "+" and a == 47 and b == 52:
    print("99")
if op == "+" and a == 47 and b == 53:
    print("100")
if op == "+" and a == 47 and b == 54:
    print("101")
if op == "+" and a == 47 and b == 55:
    print("102")
if op == "+" and a == 47 and b == 56:
    print("103")
if op == "+" and a == 47 and b == 57:
    print("104")
if op == "+" and a == 47 and b == 58:
    print("105")
if op == "+" and a == 47 and b == 59:
    print("106")
if op == "+" and a == 47 and b == 60:
    print("107")
if op == "+" and a == 47 and b == 61:
    print("108")
if op == "+" and a == 47 and b == 62:
    print("109")
if op == "+" and a == 47 and b == 63:
    print("110")
if op == "+" and a == 47 and b == 64:
    print("111")
if op == "+" and a == 47 and b == 65:
    print("112")
if op == "+" and a == 47 and b == 66:
    print("113")
if op == "+" and a == 47 and b == 67:
    print("114")
if op == "+" and a == 47 and b == 68:
    print("115")
if op == "+" and a == 47 and b == 69:
    print("116")
if op == "+" and a == 47 and b == 70:
    print("117")
if op == "+" and a == 47 and b == 71:
    print("118")
if op == "+" and a == 47 and b == 72:
    print("119")
if op == "+" and a == 47 and b == 73:
    print("120")
if op == "+" and a == 47 and b == 74:
    print("121")
if op == "+" and a == 47 and b == 75:
    print("122")
if op == "+" and a == 47 and b == 76:
    print("123")
if op == "+" and a == 47 and b == 77:
    print("124")
if op == "+" and a == 47 and b == 78:
    print("125")
if op == "+" and a == 47 and b == 79:
    print("126")
if op == "+" and a == 47 and b == 80:
    print("127")
if op == "+" and a == 47 and b == 81:
    print("128")
if op == "+" and a == 47 and b == 82:
    print("129")
if op == "+" and a == 47 and b == 83:
    print("130")
if op == "+" and a == 47 and b == 84:
    print("131")
if op == "+" and a == 47 and b == 85:
    print("132")
if op == "+" and a == 47 and b == 86:
    print("133")
if op == "+" and a == 47 and b == 87:
    print("134")
if op == "+" and a == 47 and b == 88:
    print("135")
if op == "+" and a == 47 and b == 89:
    print("136")
if op == "+" and a == 47 and b == 90:
    print("137")
if op == "+" and a == 47 and b == 91:
    print("138")
if op == "+" and a == 47 and b == 92:
    print("139")
if op == "+" and a == 47 and b == 93:
    print("140")
if op == "+" and a == 47 and b == 94:
    print("141")
if op == "+" and a == 47 and b == 95:
    print("142")
if op == "+" and a == 47 and b == 96:
    print("143")
if op == "+" and a == 47 and b == 97:
    print("144")
if op == "+" and a == 47 and b == 98:
    print("145")
if op == "+" and a == 47 and b == 99:
    print("146")
if op == "+" and a == 47 and b == 100:
    print("147")
if op == "+" and a == 47 and b == 101:
    print("148")
if op == "+" and a == 47 and b == 102:
    print("149")
if op == "+" and a == 47 and b == 103:
    print("150")
if op == "+" and a == 47 and b == 104:
    print("151")
if op == "+" and a == 47 and b == 105:
    print("152")
if op == "+" and a == 47 and b == 106:
    print("153")
if op == "+" and a == 47 and b == 107:
    print("154")
if op == "+" and a == 47 and b == 108:
    print("155")
if op == "+" and a == 47 and b == 109:
    print("156")
if op == "+" and a == 47 and b == 110:
    print("157")
if op == "+" and a == 47 and b == 111:
    print("158")
if op == "+" and a == 47 and b == 112:
    print("159")
if op == "+" and a == 47 and b == 113:
    print("160")
if op == "+" and a == 47 and b == 114:
    print("161")
if op == "+" and a == 47 and b == 115:
    print("162")
if op == "+" and a == 47 and b == 116:
    print("163")
if op == "+" and a == 47 and b == 117:
    print("164")
if op == "+" and a == 47 and b == 118:
    print("165")
if op == "+" and a == 47 and b == 119:
    print("166")
if op == "+" and a == 47 and b == 120:
    print("167")
if op == "+" and a == 47 and b == 121:
    print("168")
if op == "+" and a == 47 and b == 122:
    print("169")
if op == "+" and a == 47 and b == 123:
    print("170")
if op == "+" and a == 47 and b == 124:
    print("171")
if op == "+" and a == 47 and b == 125:
    print("172")
if op == "+" and a == 47 and b == 126:
    print("173")
if op == "+" and a == 47 and b == 127:
    print("174")
if op == "+" and a == 48 and b == 0:
    print("48")
if op == "+" and a == 48 and b == 1:
    print("49")
if op == "+" and a == 48 and b == 2:
    print("50")
if op == "+" and a == 48 and b == 3:
    print("51")
if op == "+" and a == 48 and b == 4:
    print("52")
if op == "+" and a == 48 and b == 5:
    print("53")
if op == "+" and a == 48 and b == 6:
    print("54")
if op == "+" and a == 48 and b == 7:
    print("55")
if op == "+" and a == 48 and b == 8:
    print("56")
if op == "+" and a == 48 and b == 9:
    print("57")
if op == "+" and a == 48 and b == 10:
    print("58")
if op == "+" and a == 48 and b == 11:
    print("59")
if op == "+" and a == 48 and b == 12:
    print("60")
if op == "+" and a == 48 and b == 13:
    print("61")
if op == "+" and a == 48 and b == 14:
    print("62")
if op == "+" and a == 48 and b == 15:
    print("63")
if op == "+" and a == 48 and b == 16:
    print("64")
if op == "+" and a == 48 and b == 17:
    print("65")
if op == "+" and a == 48 and b == 18:
    print("66")
if op == "+" and a == 48 and b == 19:
    print("67")
if op == "+" and a == 48 and b == 20:
    print("68")
if op == "+" and a == 48 and b == 21:
    print("69")
if op == "+" and a == 48 and b == 22:
    print("70")
if op == "+" and a == 48 and b == 23:
    print("71")
if op == "+" and a == 48 and b == 24:
    print("72")
if op == "+" and a == 48 and b == 25:
    print("73")
if op == "+" and a == 48 and b == 26:
    print("74")
if op == "+" and a == 48 and b == 27:
    print("75")
if op == "+" and a == 48 and b == 28:
    print("76")
if op == "+" and a == 48 and b == 29:
    print("77")
if op == "+" and a == 48 and b == 30:
    print("78")
if op == "+" and a == 48 and b == 31:
    print("79")
if op == "+" and a == 48 and b == 32:
    print("80")
if op == "+" and a == 48 and b == 33:
    print("81")
if op == "+" and a == 48 and b == 34:
    print("82")
if op == "+" and a == 48 and b == 35:
    print("83")
if op == "+" and a == 48 and b == 36:
    print("84")
if op == "+" and a == 48 and b == 37:
    print("85")
if op == "+" and a == 48 and b == 38:
    print("86")
if op == "+" and a == 48 and b == 39:
    print("87")
if op == "+" and a == 48 and b == 40:
    print("88")
if op == "+" and a == 48 and b == 41:
    print("89")
if op == "+" and a == 48 and b == 42:
    print("90")
if op == "+" and a == 48 and b == 43:
    print("91")
if op == "+" and a == 48 and b == 44:
    print("92")
if op == "+" and a == 48 and b == 45:
    print("93")
if op == "+" and a == 48 and b == 46:
    print("94")
if op == "+" and a == 48 and b == 47:
    print("95")
if op == "+" and a == 48 and b == 48:
    print("96")
if op == "+" and a == 48 and b == 49:
    print("97")
if op == "+" and a == 48 and b == 50:
    print("98")
if op == "+" and a == 48 and b == 51:
    print("99")
if op == "+" and a == 48 and b == 52:
    print("100")
if op == "+" and a == 48 and b == 53:
    print("101")
if op == "+" and a == 48 and b == 54:
    print("102")
if op == "+" and a == 48 and b == 55:
    print("103")
if op == "+" and a == 48 and b == 56:
    print("104")
if op == "+" and a == 48 and b == 57:
    print("105")
if op == "+" and a == 48 and b == 58:
    print("106")
if op == "+" and a == 48 and b == 59:
    print("107")
if op == "+" and a == 48 and b == 60:
    print("108")
if op == "+" and a == 48 and b == 61:
    print("109")
if op == "+" and a == 48 and b == 62:
    print("110")
if op == "+" and a == 48 and b == 63:
    print("111")
if op == "+" and a == 48 and b == 64:
    print("112")
if op == "+" and a == 48 and b == 65:
    print("113")
if op == "+" and a == 48 and b == 66:
    print("114")
if op == "+" and a == 48 and b == 67:
    print("115")
if op == "+" and a == 48 and b == 68:
    print("116")
if op == "+" and a == 48 and b == 69:
    print("117")
if op == "+" and a == 48 and b == 70:
    print("118")
if op == "+" and a == 48 and b == 71:
    print("119")
if op == "+" and a == 48 and b == 72:
    print("120")
if op == "+" and a == 48 and b == 73:
    print("121")
if op == "+" and a == 48 and b == 74:
    print("122")
if op == "+" and a == 48 and b == 75:
    print("123")
if op == "+" and a == 48 and b == 76:
    print("124")
if op == "+" and a == 48 and b == 77:
    print("125")
if op == "+" and a == 48 and b == 78:
    print("126")
if op == "+" and a == 48 and b == 79:
    print("127")
if op == "+" and a == 48 and b == 80:
    print("128")
if op == "+" and a == 48 and b == 81:
    print("129")
if op == "+" and a == 48 and b == 82:
    print("130")
if op == "+" and a == 48 and b == 83:
    print("131")
if op == "+" and a == 48 and b == 84:
    print("132")
if op == "+" and a == 48 and b == 85:
    print("133")
if op == "+" and a == 48 and b == 86:
    print("134")
if op == "+" and a == 48 and b == 87:
    print("135")
if op == "+" and a == 48 and b == 88:
    print("136")
if op == "+" and a == 48 and b == 89:
    print("137")
if op == "+" and a == 48 and b == 90:
    print("138")
if op == "+" and a == 48 and b == 91:
    print("139")
if op == "+" and a == 48 and b == 92:
    print("140")
if op == "+" and a == 48 and b == 93:
    print("141")
if op == "+" and a == 48 and b == 94:
    print("142")
if op == "+" and a == 48 and b == 95:
    print("143")
if op == "+" and a == 48 and b == 96:
    print("144")
if op == "+" and a == 48 and b == 97:
    print("145")
if op == "+" and a == 48 and b == 98:
    print("146")
if op == "+" and a == 48 and b == 99:
    print("147")
if op == "+" and a == 48 and b == 100:
    print("148")
if op == "+" and a == 48 and b == 101:
    print("149")
if op == "+" and a == 48 and b == 102:
    print("150")
if op == "+" and a == 48 and b == 103:
    print("151")
if op == "+" and a == 48 and b == 104:
    print("152")
if op == "+" and a == 48 and b == 105:
    print("153")
if op == "+" and a == 48 and b == 106:
    print("154")
if op == "+" and a == 48 and b == 107:
    print("155")
if op == "+" and a == 48 and b == 108:
    print("156")
if op == "+" and a == 48 and b == 109:
    print("157")
if op == "+" and a == 48 and b == 110:
    print("158")
if op == "+" and a == 48 and b == 111:
    print("159")
if op == "+" and a == 48 and b == 112:
    print("160")
if op == "+" and a == 48 and b == 113:
    print("161")
if op == "+" and a == 48 and b == 114:
    print("162")
if op == "+" and a == 48 and b == 115:
    print("163")
if op == "+" and a == 48 and b == 116:
    print("164")
if op == "+" and a == 48 and b == 117:
    print("165")
if op == "+" and a == 48 and b == 118:
    print("166")
if op == "+" and a == 48 and b == 119:
    print("167")
if op == "+" and a == 48 and b == 120:
    print("168")
if op == "+" and a == 48 and b == 121:
    print("169")
if op == "+" and a == 48 and b == 122:
    print("170")
if op == "+" and a == 48 and b == 123:
    print("171")
if op == "+" and a == 48 and b == 124:
    print("172")
if op == "+" and a == 48 and b == 125:
    print("173")
if op == "+" and a == 48 and b == 126:
    print("174")
if op == "+" and a == 48 and b == 127:
    print("175")
if op == "+" and a == 49 and b == 0:
    print("49")
if op == "+" and a == 49 and b == 1:
    print("50")
if op == "+" and a == 49 and b == 2:
    print("51")
if op == "+" and a == 49 and b == 3:
    print("52")
if op == "+" and a == 49 and b == 4:
    print("53")
if op == "+" and a == 49 and b == 5:
    print("54")
if op == "+" and a == 49 and b == 6:
    print("55")
if op == "+" and a == 49 and b == 7:
    print("56")
if op == "+" and a == 49 and b == 8:
    print("57")
if op == "+" and a == 49 and b == 9:
    print("58")
if op == "+" and a == 49 and b == 10:
    print("59")
if op == "+" and a == 49 and b == 11:
    print("60")
if op == "+" and a == 49 and b == 12:
    print("61")
if op == "+" and a == 49 and b == 13:
    print("62")
if op == "+" and a == 49 and b == 14:
    print("63")
if op == "+" and a == 49 and b == 15:
    print("64")
if op == "+" and a == 49 and b == 16:
    print("65")
if op == "+" and a == 49 and b == 17:
    print("66")
if op == "+" and a == 49 and b == 18:
    print("67")
if op == "+" and a == 49 and b == 19:
    print("68")
if op == "+" and a == 49 and b == 20:
    print("69")
if op == "+" and a == 49 and b == 21:
    print("70")
if op == "+" and a == 49 and b == 22:
    print("71")
if op == "+" and a == 49 and b == 23:
    print("72")
if op == "+" and a == 49 and b == 24:
    print("73")
if op == "+" and a == 49 and b == 25:
    print("74")
if op == "+" and a == 49 and b == 26:
    print("75")
if op == "+" and a == 49 and b == 27:
    print("76")
if op == "+" and a == 49 and b == 28:
    print("77")
if op == "+" and a == 49 and b == 29:
    print("78")
if op == "+" and a == 49 and b == 30:
    print("79")
if op == "+" and a == 49 and b == 31:
    print("80")
if op == "+" and a == 49 and b == 32:
    print("81")
if op == "+" and a == 49 and b == 33:
    print("82")
if op == "+" and a == 49 and b == 34:
    print("83")
if op == "+" and a == 49 and b == 35:
    print("84")
if op == "+" and a == 49 and b == 36:
    print("85")
if op == "+" and a == 49 and b == 37:
    print("86")
if op == "+" and a == 49 and b == 38:
    print("87")
if op == "+" and a == 49 and b == 39:
    print("88")
if op == "+" and a == 49 and b == 40:
    print("89")
if op == "+" and a == 49 and b == 41:
    print("90")
if op == "+" and a == 49 and b == 42:
    print("91")
if op == "+" and a == 49 and b == 43:
    print("92")
if op == "+" and a == 49 and b == 44:
    print("93")
if op == "+" and a == 49 and b == 45:
    print("94")
if op == "+" and a == 49 and b == 46:
    print("95")
if op == "+" and a == 49 and b == 47:
    print("96")
if op == "+" and a == 49 and b == 48:
    print("97")
if op == "+" and a == 49 and b == 49:
    print("98")
if op == "+" and a == 49 and b == 50:
    print("99")
if op == "+" and a == 49 and b == 51:
    print("100")
if op == "+" and a == 49 and b == 52:
    print("101")
if op == "+" and a == 49 and b == 53:
    print("102")
if op == "+" and a == 49 and b == 54:
    print("103")
if op == "+" and a == 49 and b == 55:
    print("104")
if op == "+" and a == 49 and b == 56:
    print("105")
if op == "+" and a == 49 and b == 57:
    print("106")
if op == "+" and a == 49 and b == 58:
    print("107")
if op == "+" and a == 49 and b == 59:
    print("108")
if op == "+" and a == 49 and b == 60:
    print("109")
if op == "+" and a == 49 and b == 61:
    print("110")
if op == "+" and a == 49 and b == 62:
    print("111")
if op == "+" and a == 49 and b == 63:
    print("112")
if op == "+" and a == 49 and b == 64:
    print("113")
if op == "+" and a == 49 and b == 65:
    print("114")
if op == "+" and a == 49 and b == 66:
    print("115")
if op == "+" and a == 49 and b == 67:
    print("116")
if op == "+" and a == 49 and b == 68:
    print("117")
if op == "+" and a == 49 and b == 69:
    print("118")
if op == "+" and a == 49 and b == 70:
    print("119")
if op == "+" and a == 49 and b == 71:
    print("120")
if op == "+" and a == 49 and b == 72:
    print("121")
if op == "+" and a == 49 and b == 73:
    print("122")
if op == "+" and a == 49 and b == 74:
    print("123")
if op == "+" and a == 49 and b == 75:
    print("124")
if op == "+" and a == 49 and b == 76:
    print("125")
if op == "+" and a == 49 and b == 77:
    print("126")
if op == "+" and a == 49 and b == 78:
    print("127")
if op == "+" and a == 49 and b == 79:
    print("128")
if op == "+" and a == 49 and b == 80:
    print("129")
if op == "+" and a == 49 and b == 81:
    print("130")
if op == "+" and a == 49 and b == 82:
    print("131")
if op == "+" and a == 49 and b == 83:
    print("132")
if op == "+" and a == 49 and b == 84:
    print("133")
if op == "+" and a == 49 and b == 85:
    print("134")
if op == "+" and a == 49 and b == 86:
    print("135")
if op == "+" and a == 49 and b == 87:
    print("136")
if op == "+" and a == 49 and b == 88:
    print("137")
if op == "+" and a == 49 and b == 89:
    print("138")
if op == "+" and a == 49 and b == 90:
    print("139")
if op == "+" and a == 49 and b == 91:
    print("140")
if op == "+" and a == 49 and b == 92:
    print("141")
if op == "+" and a == 49 and b == 93:
    print("142")
if op == "+" and a == 49 and b == 94:
    print("143")
if op == "+" and a == 49 and b == 95:
    print("144")
if op == "+" and a == 49 and b == 96:
    print("145")
if op == "+" and a == 49 and b == 97:
    print("146")
if op == "+" and a == 49 and b == 98:
    print("147")
if op == "+" and a == 49 and b == 99:
    print("148")
if op == "+" and a == 49 and b == 100:
    print("149")
if op == "+" and a == 49 and b == 101:
    print("150")
if op == "+" and a == 49 and b == 102:
    print("151")
if op == "+" and a == 49 and b == 103:
    print("152")
if op == "+" and a == 49 and b == 104:
    print("153")
if op == "+" and a == 49 and b == 105:
    print("154")
if op == "+" and a == 49 and b == 106:
    print("155")
if op == "+" and a == 49 and b == 107:
    print("156")
if op == "+" and a == 49 and b == 108:
    print("157")
if op == "+" and a == 49 and b == 109:
    print("158")
if op == "+" and a == 49 and b == 110:
    print("159")
if op == "+" and a == 49 and b == 111:
    print("160")
if op == "+" and a == 49 and b == 112:
    print("161")
if op == "+" and a == 49 and b == 113:
    print("162")
if op == "+" and a == 49 and b == 114:
    print("163")
if op == "+" and a == 49 and b == 115:
    print("164")
if op == "+" and a == 49 and b == 116:
    print("165")
if op == "+" and a == 49 and b == 117:
    print("166")
if op == "+" and a == 49 and b == 118:
    print("167")
if op == "+" and a == 49 and b == 119:
    print("168")
if op == "+" and a == 49 and b == 120:
    print("169")
if op == "+" and a == 49 and b == 121:
    print("170")
if op == "+" and a == 49 and b == 122:
    print("171")
if op == "+" and a == 49 and b == 123:
    print("172")
if op == "+" and a == 49 and b == 124:
    print("173")
if op == "+" and a == 49 and b == 125:
    print("174")
if op == "+" and a == 49 and b == 126:
    print("175")
if op == "+" and a == 49 and b == 127:
    print("176")
if op == "+" and a == 50 and b == 0:
    print("50")
if op == "+" and a == 50 and b == 1:
    print("51")
if op == "+" and a == 50 and b == 2:
    print("52")
if op == "+" and a == 50 and b == 3:
    print("53")
if op == "+" and a == 50 and b == 4:
    print("54")
if op == "+" and a == 50 and b == 5:
    print("55")
if op == "+" and a == 50 and b == 6:
    print("56")
if op == "+" and a == 50 and b == 7:
    print("57")
if op == "+" and a == 50 and b == 8:
    print("58")
if op == "+" and a == 50 and b == 9:
    print("59")
if op == "+" and a == 50 and b == 10:
    print("60")
if op == "+" and a == 50 and b == 11:
    print("61")
if op == "+" and a == 50 and b == 12:
    print("62")
if op == "+" and a == 50 and b == 13:
    print("63")
if op == "+" and a == 50 and b == 14:
    print("64")
if op == "+" and a == 50 and b == 15:
    print("65")
if op == "+" and a == 50 and b == 16:
    print("66")
if op == "+" and a == 50 and b == 17:
    print("67")
if op == "+" and a == 50 and b == 18:
    print("68")
if op == "+" and a == 50 and b == 19:
    print("69")
if op == "+" and a == 50 and b == 20:
    print("70")
if op == "+" and a == 50 and b == 21:
    print("71")
if op == "+" and a == 50 and b == 22:
    print("72")
if op == "+" and a == 50 and b == 23:
    print("73")
if op == "+" and a == 50 and b == 24:
    print("74")
if op == "+" and a == 50 and b == 25:
    print("75")
if op == "+" and a == 50 and b == 26:
    print("76")
if op == "+" and a == 50 and b == 27:
    print("77")
if op == "+" and a == 50 and b == 28:
    print("78")
if op == "+" and a == 50 and b == 29:
    print("79")
if op == "+" and a == 50 and b == 30:
    print("80")
if op == "+" and a == 50 and b == 31:
    print("81")
if op == "+" and a == 50 and b == 32:
    print("82")
if op == "+" and a == 50 and b == 33:
    print("83")
if op == "+" and a == 50 and b == 34:
    print("84")
if op == "+" and a == 50 and b == 35:
    print("85")
if op == "+" and a == 50 and b == 36:
    print("86")
if op == "+" and a == 50 and b == 37:
    print("87")
if op == "+" and a == 50 and b == 38:
    print("88")
if op == "+" and a == 50 and b == 39:
    print("89")
if op == "+" and a == 50 and b == 40:
    print("90")
if op == "+" and a == 50 and b == 41:
    print("91")
if op == "+" and a == 50 and b == 42:
    print("92")
if op == "+" and a == 50 and b == 43:
    print("93")
if op == "+" and a == 50 and b == 44:
    print("94")
if op == "+" and a == 50 and b == 45:
    print("95")
if op == "+" and a == 50 and b == 46:
    print("96")
if op == "+" and a == 50 and b == 47:
    print("97")
if op == "+" and a == 50 and b == 48:
    print("98")
if op == "+" and a == 50 and b == 49:
    print("99")
if op == "+" and a == 50 and b == 50:
    print("100")
if op == "+" and a == 50 and b == 51:
    print("101")
if op == "+" and a == 50 and b == 52:
    print("102")
if op == "+" and a == 50 and b == 53:
    print("103")
if op == "+" and a == 50 and b == 54:
    print("104")
if op == "+" and a == 50 and b == 55:
    print("105")
if op == "+" and a == 50 and b == 56:
    print("106")
if op == "+" and a == 50 and b == 57:
    print("107")
if op == "+" and a == 50 and b == 58:
    print("108")
if op == "+" and a == 50 and b == 59:
    print("109")
if op == "+" and a == 50 and b == 60:
    print("110")
if op == "+" and a == 50 and b == 61:
    print("111")
if op == "+" and a == 50 and b == 62:
    print("112")
if op == "+" and a == 50 and b == 63:
    print("113")
if op == "+" and a == 50 and b == 64:
    print("114")
if op == "+" and a == 50 and b == 65:
    print("115")
if op == "+" and a == 50 and b == 66:
    print("116")
if op == "+" and a == 50 and b == 67:
    print("117")
if op == "+" and a == 50 and b == 68:
    print("118")
if op == "+" and a == 50 and b == 69:
    print("119")
if op == "+" and a == 50 and b == 70:
    print("120")
if op == "+" and a == 50 and b == 71:
    print("121")
if op == "+" and a == 50 and b == 72:
    print("122")
if op == "+" and a == 50 and b == 73:
    print("123")
if op == "+" and a == 50 and b == 74:
    print("124")
if op == "+" and a == 50 and b == 75:
    print("125")
if op == "+" and a == 50 and b == 76:
    print("126")
if op == "+" and a == 50 and b == 77:
    print("127")
if op == "+" and a == 50 and b == 78:
    print("128")
if op == "+" and a == 50 and b == 79:
    print("129")
if op == "+" and a == 50 and b == 80:
    print("130")
if op == "+" and a == 50 and b == 81:
    print("131")
if op == "+" and a == 50 and b == 82:
    print("132")
if op == "+" and a == 50 and b == 83:
    print("133")
if op == "+" and a == 50 and b == 84:
    print("134")
if op == "+" and a == 50 and b == 85:
    print("135")
if op == "+" and a == 50 and b == 86:
    print("136")
if op == "+" and a == 50 and b == 87:
    print("137")
if op == "+" and a == 50 and b == 88:
    print("138")
if op == "+" and a == 50 and b == 89:
    print("139")
if op == "+" and a == 50 and b == 90:
    print("140")
if op == "+" and a == 50 and b == 91:
    print("141")
if op == "+" and a == 50 and b == 92:
    print("142")
if op == "+" and a == 50 and b == 93:
    print("143")
if op == "+" and a == 50 and b == 94:
    print("144")
if op == "+" and a == 50 and b == 95:
    print("145")
if op == "+" and a == 50 and b == 96:
    print("146")
if op == "+" and a == 50 and b == 97:
    print("147")
if op == "+" and a == 50 and b == 98:
    print("148")
if op == "+" and a == 50 and b == 99:
    print("149")
if op == "+" and a == 50 and b == 100:
    print("150")
if op == "+" and a == 50 and b == 101:
    print("151")
if op == "+" and a == 50 and b == 102:
    print("152")
if op == "+" and a == 50 and b == 103:
    print("153")
if op == "+" and a == 50 and b == 104:
    print("154")
if op == "+" and a == 50 and b == 105:
    print("155")
if op == "+" and a == 50 and b == 106:
    print("156")
if op == "+" and a == 50 and b == 107:
    print("157")
if op == "+" and a == 50 and b == 108:
    print("158")
if op == "+" and a == 50 and b == 109:
    print("159")
if op == "+" and a == 50 and b == 110:
    print("160")
if op == "+" and a == 50 and b == 111:
    print("161")
if op == "+" and a == 50 and b == 112:
    print("162")
if op == "+" and a == 50 and b == 113:
    print("163")
if op == "+" and a == 50 and b == 114:
    print("164")
if op == "+" and a == 50 and b == 115:
    print("165")
if op == "+" and a == 50 and b == 116:
    print("166")
if op == "+" and a == 50 and b == 117:
    print("167")
if op == "+" and a == 50 and b == 118:
    print("168")
if op == "+" and a == 50 and b == 119:
    print("169")
if op == "+" and a == 50 and b == 120:
    print("170")
if op == "+" and a == 50 and b == 121:
    print("171")
if op == "+" and a == 50 and b == 122:
    print("172")
if op == "+" and a == 50 and b == 123:
    print("173")
if op == "+" and a == 50 and b == 124:
    print("174")
if op == "+" and a == 50 and b == 125:
    print("175")
if op == "+" and a == 50 and b == 126:
    print("176")
if op == "+" and a == 50 and b == 127:
    print("177")
if op == "+" and a == 51 and b == 0:
    print("51")
if op == "+" and a == 51 and b == 1:
    print("52")
if op == "+" and a == 51 and b == 2:
    print("53")
if op == "+" and a == 51 and b == 3:
    print("54")
if op == "+" and a == 51 and b == 4:
    print("55")
if op == "+" and a == 51 and b == 5:
    print("56")
if op == "+" and a == 51 and b == 6:
    print("57")
if op == "+" and a == 51 and b == 7:
    print("58")
if op == "+" and a == 51 and b == 8:
    print("59")
if op == "+" and a == 51 and b == 9:
    print("60")
if op == "+" and a == 51 and b == 10:
    print("61")
if op == "+" and a == 51 and b == 11:
    print("62")
if op == "+" and a == 51 and b == 12:
    print("63")
if op == "+" and a == 51 and b == 13:
    print("64")
if op == "+" and a == 51 and b == 14:
    print("65")
if op == "+" and a == 51 and b == 15:
    print("66")
if op == "+" and a == 51 and b == 16:
    print("67")
if op == "+" and a == 51 and b == 17:
    print("68")
if op == "+" and a == 51 and b == 18:
    print("69")
if op == "+" and a == 51 and b == 19:
    print("70")
if op == "+" and a == 51 and b == 20:
    print("71")
if op == "+" and a == 51 and b == 21:
    print("72")
if op == "+" and a == 51 and b == 22:
    print("73")
if op == "+" and a == 51 and b == 23:
    print("74")
if op == "+" and a == 51 and b == 24:
    print("75")
if op == "+" and a == 51 and b == 25:
    print("76")
if op == "+" and a == 51 and b == 26:
    print("77")
if op == "+" and a == 51 and b == 27:
    print("78")
if op == "+" and a == 51 and b == 28:
    print("79")
if op == "+" and a == 51 and b == 29:
    print("80")
if op == "+" and a == 51 and b == 30:
    print("81")
if op == "+" and a == 51 and b == 31:
    print("82")
if op == "+" and a == 51 and b == 32:
    print("83")
if op == "+" and a == 51 and b == 33:
    print("84")
if op == "+" and a == 51 and b == 34:
    print("85")
if op == "+" and a == 51 and b == 35:
    print("86")
if op == "+" and a == 51 and b == 36:
    print("87")
if op == "+" and a == 51 and b == 37:
    print("88")
if op == "+" and a == 51 and b == 38:
    print("89")
if op == "+" and a == 51 and b == 39:
    print("90")
if op == "+" and a == 51 and b == 40:
    print("91")
if op == "+" and a == 51 and b == 41:
    print("92")
if op == "+" and a == 51 and b == 42:
    print("93")
if op == "+" and a == 51 and b == 43:
    print("94")
if op == "+" and a == 51 and b == 44:
    print("95")
if op == "+" and a == 51 and b == 45:
    print("96")
if op == "+" and a == 51 and b == 46:
    print("97")
if op == "+" and a == 51 and b == 47:
    print("98")
if op == "+" and a == 51 and b == 48:
    print("99")
if op == "+" and a == 51 and b == 49:
    print("100")
if op == "+" and a == 51 and b == 50:
    print("101")
if op == "+" and a == 51 and b == 51:
    print("102")
if op == "+" and a == 51 and b == 52:
    print("103")
if op == "+" and a == 51 and b == 53:
    print("104")
if op == "+" and a == 51 and b == 54:
    print("105")
if op == "+" and a == 51 and b == 55:
    print("106")
if op == "+" and a == 51 and b == 56:
    print("107")
if op == "+" and a == 51 and b == 57:
    print("108")
if op == "+" and a == 51 and b == 58:
    print("109")
if op == "+" and a == 51 and b == 59:
    print("110")
if op == "+" and a == 51 and b == 60:
    print("111")
if op == "+" and a == 51 and b == 61:
    print("112")
if op == "+" and a == 51 and b == 62:
    print("113")
if op == "+" and a == 51 and b == 63:
    print("114")
if op == "+" and a == 51 and b == 64:
    print("115")
if op == "+" and a == 51 and b == 65:
    print("116")
if op == "+" and a == 51 and b == 66:
    print("117")
if op == "+" and a == 51 and b == 67:
    print("118")
if op == "+" and a == 51 and b == 68:
    print("119")
if op == "+" and a == 51 and b == 69:
    print("120")
if op == "+" and a == 51 and b == 70:
    print("121")
if op == "+" and a == 51 and b == 71:
    print("122")
if op == "+" and a == 51 and b == 72:
    print("123")
if op == "+" and a == 51 and b == 73:
    print("124")
if op == "+" and a == 51 and b == 74:
    print("125")
if op == "+" and a == 51 and b == 75:
    print("126")
if op == "+" and a == 51 and b == 76:
    print("127")
if op == "+" and a == 51 and b == 77:
    print("128")
if op == "+" and a == 51 and b == 78:
    print("129")
if op == "+" and a == 51 and b == 79:
    print("130")
if op == "+" and a == 51 and b == 80:
    print("131")
if op == "+" and a == 51 and b == 81:
    print("132")
if op == "+" and a == 51 and b == 82:
    print("133")
if op == "+" and a == 51 and b == 83:
    print("134")
if op == "+" and a == 51 and b == 84:
    print("135")
if op == "+" and a == 51 and b == 85:
    print("136")
if op == "+" and a == 51 and b == 86:
    print("137")
if op == "+" and a == 51 and b == 87:
    print("138")
if op == "+" and a == 51 and b == 88:
    print("139")
if op == "+" and a == 51 and b == 89:
    print("140")
if op == "+" and a == 51 and b == 90:
    print("141")
if op == "+" and a == 51 and b == 91:
    print("142")
if op == "+" and a == 51 and b == 92:
    print("143")
if op == "+" and a == 51 and b == 93:
    print("144")
if op == "+" and a == 51 and b == 94:
    print("145")
if op == "+" and a == 51 and b == 95:
    print("146")
if op == "+" and a == 51 and b == 96:
    print("147")
if op == "+" and a == 51 and b == 97:
    print("148")
if op == "+" and a == 51 and b == 98:
    print("149")
if op == "+" and a == 51 and b == 99:
    print("150")
if op == "+" and a == 51 and b == 100:
    print("151")
if op == "+" and a == 51 and b == 101:
    print("152")
if op == "+" and a == 51 and b == 102:
    print("153")
if op == "+" and a == 51 and b == 103:
    print("154")
if op == "+" and a == 51 and b == 104:
    print("155")
if op == "+" and a == 51 and b == 105:
    print("156")
if op == "+" and a == 51 and b == 106:
    print("157")
if op == "+" and a == 51 and b == 107:
    print("158")
if op == "+" and a == 51 and b == 108:
    print("159")
if op == "+" and a == 51 and b == 109:
    print("160")
if op == "+" and a == 51 and b == 110:
    print("161")
if op == "+" and a == 51 and b == 111:
    print("162")
if op == "+" and a == 51 and b == 112:
    print("163")
if op == "+" and a == 51 and b == 113:
    print("164")
if op == "+" and a == 51 and b == 114:
    print("165")
if op == "+" and a == 51 and b == 115:
    print("166")
if op == "+" and a == 51 and b == 116:
    print("167")
if op == "+" and a == 51 and b == 117:
    print("168")
if op == "+" and a == 51 and b == 118:
    print("169")
if op == "+" and a == 51 and b == 119:
    print("170")
if op == "+" and a == 51 and b == 120:
    print("171")
if op == "+" and a == 51 and b == 121:
    print("172")
if op == "+" and a == 51 and b == 122:
    print("173")
if op == "+" and a == 51 and b == 123:
    print("174")
if op == "+" and a == 51 and b == 124:
    print("175")
if op == "+" and a == 51 and b == 125:
    print("176")
if op == "+" and a == 51 and b == 126:
    print("177")
if op == "+" and a == 51 and b == 127:
    print("178")
if op == "+" and a == 52 and b == 0:
    print("52")
if op == "+" and a == 52 and b == 1:
    print("53")
if op == "+" and a == 52 and b == 2:
    print("54")
if op == "+" and a == 52 and b == 3:
    print("55")
if op == "+" and a == 52 and b == 4:
    print("56")
if op == "+" and a == 52 and b == 5:
    print("57")
if op == "+" and a == 52 and b == 6:
    print("58")
if op == "+" and a == 52 and b == 7:
    print("59")
if op == "+" and a == 52 and b == 8:
    print("60")
if op == "+" and a == 52 and b == 9:
    print("61")
if op == "+" and a == 52 and b == 10:
    print("62")
if op == "+" and a == 52 and b == 11:
    print("63")
if op == "+" and a == 52 and b == 12:
    print("64")
if op == "+" and a == 52 and b == 13:
    print("65")
if op == "+" and a == 52 and b == 14:
    print("66")
if op == "+" and a == 52 and b == 15:
    print("67")
if op == "+" and a == 52 and b == 16:
    print("68")
if op == "+" and a == 52 and b == 17:
    print("69")
if op == "+" and a == 52 and b == 18:
    print("70")
if op == "+" and a == 52 and b == 19:
    print("71")
if op == "+" and a == 52 and b == 20:
    print("72")
if op == "+" and a == 52 and b == 21:
    print("73")
if op == "+" and a == 52 and b == 22:
    print("74")
if op == "+" and a == 52 and b == 23:
    print("75")
if op == "+" and a == 52 and b == 24:
    print("76")
if op == "+" and a == 52 and b == 25:
    print("77")
if op == "+" and a == 52 and b == 26:
    print("78")
if op == "+" and a == 52 and b == 27:
    print("79")
if op == "+" and a == 52 and b == 28:
    print("80")
if op == "+" and a == 52 and b == 29:
    print("81")
if op == "+" and a == 52 and b == 30:
    print("82")
if op == "+" and a == 52 and b == 31:
    print("83")
if op == "+" and a == 52 and b == 32:
    print("84")
if op == "+" and a == 52 and b == 33:
    print("85")
if op == "+" and a == 52 and b == 34:
    print("86")
if op == "+" and a == 52 and b == 35:
    print("87")
if op == "+" and a == 52 and b == 36:
    print("88")
if op == "+" and a == 52 and b == 37:
    print("89")
if op == "+" and a == 52 and b == 38:
    print("90")
if op == "+" and a == 52 and b == 39:
    print("91")
if op == "+" and a == 52 and b == 40:
    print("92")
if op == "+" and a == 52 and b == 41:
    print("93")
if op == "+" and a == 52 and b == 42:
    print("94")
if op == "+" and a == 52 and b == 43:
    print("95")
if op == "+" and a == 52 and b == 44:
    print("96")
if op == "+" and a == 52 and b == 45:
    print("97")
if op == "+" and a == 52 and b == 46:
    print("98")
if op == "+" and a == 52 and b == 47:
    print("99")
if op == "+" and a == 52 and b == 48:
    print("100")
if op == "+" and a == 52 and b == 49:
    print("101")
if op == "+" and a == 52 and b == 50:
    print("102")
if op == "+" and a == 52 and b == 51:
    print("103")
if op == "+" and a == 52 and b == 52:
    print("104")
if op == "+" and a == 52 and b == 53:
    print("105")
if op == "+" and a == 52 and b == 54:
    print("106")
if op == "+" and a == 52 and b == 55:
    print("107")
if op == "+" and a == 52 and b == 56:
    print("108")
if op == "+" and a == 52 and b == 57:
    print("109")
if op == "+" and a == 52 and b == 58:
    print("110")
if op == "+" and a == 52 and b == 59:
    print("111")
if op == "+" and a == 52 and b == 60:
    print("112")
if op == "+" and a == 52 and b == 61:
    print("113")
if op == "+" and a == 52 and b == 62:
    print("114")
if op == "+" and a == 52 and b == 63:
    print("115")
if op == "+" and a == 52 and b == 64:
    print("116")
if op == "+" and a == 52 and b == 65:
    print("117")
if op == "+" and a == 52 and b == 66:
    print("118")
if op == "+" and a == 52 and b == 67:
    print("119")
if op == "+" and a == 52 and b == 68:
    print("120")
if op == "+" and a == 52 and b == 69:
    print("121")
if op == "+" and a == 52 and b == 70:
    print("122")
if op == "+" and a == 52 and b == 71:
    print("123")
if op == "+" and a == 52 and b == 72:
    print("124")
if op == "+" and a == 52 and b == 73:
    print("125")
if op == "+" and a == 52 and b == 74:
    print("126")
if op == "+" and a == 52 and b == 75:
    print("127")
if op == "+" and a == 52 and b == 76:
    print("128")
if op == "+" and a == 52 and b == 77:
    print("129")
if op == "+" and a == 52 and b == 78:
    print("130")
if op == "+" and a == 52 and b == 79:
    print("131")
if op == "+" and a == 52 and b == 80:
    print("132")
if op == "+" and a == 52 and b == 81:
    print("133")
if op == "+" and a == 52 and b == 82:
    print("134")
if op == "+" and a == 52 and b == 83:
    print("135")
if op == "+" and a == 52 and b == 84:
    print("136")
if op == "+" and a == 52 and b == 85:
    print("137")
if op == "+" and a == 52 and b == 86:
    print("138")
if op == "+" and a == 52 and b == 87:
    print("139")
if op == "+" and a == 52 and b == 88:
    print("140")
if op == "+" and a == 52 and b == 89:
    print("141")
if op == "+" and a == 52 and b == 90:
    print("142")
if op == "+" and a == 52 and b == 91:
    print("143")
if op == "+" and a == 52 and b == 92:
    print("144")
if op == "+" and a == 52 and b == 93:
    print("145")
if op == "+" and a == 52 and b == 94:
    print("146")
if op == "+" and a == 52 and b == 95:
    print("147")
if op == "+" and a == 52 and b == 96:
    print("148")
if op == "+" and a == 52 and b == 97:
    print("149")
if op == "+" and a == 52 and b == 98:
    print("150")
if op == "+" and a == 52 and b == 99:
    print("151")
if op == "+" and a == 52 and b == 100:
    print("152")
if op == "+" and a == 52 and b == 101:
    print("153")
if op == "+" and a == 52 and b == 102:
    print("154")
if op == "+" and a == 52 and b == 103:
    print("155")
if op == "+" and a == 52 and b == 104:
    print("156")
if op == "+" and a == 52 and b == 105:
    print("157")
if op == "+" and a == 52 and b == 106:
    print("158")
if op == "+" and a == 52 and b == 107:
    print("159")
if op == "+" and a == 52 and b == 108:
    print("160")
if op == "+" and a == 52 and b == 109:
    print("161")
if op == "+" and a == 52 and b == 110:
    print("162")
if op == "+" and a == 52 and b == 111:
    print("163")
if op == "+" and a == 52 and b == 112:
    print("164")
if op == "+" and a == 52 and b == 113:
    print("165")
if op == "+" and a == 52 and b == 114:
    print("166")
if op == "+" and a == 52 and b == 115:
    print("167")
if op == "+" and a == 52 and b == 116:
    print("168")
if op == "+" and a == 52 and b == 117:
    print("169")
if op == "+" and a == 52 and b == 118:
    print("170")
if op == "+" and a == 52 and b == 119:
    print("171")
if op == "+" and a == 52 and b == 120:
    print("172")
if op == "+" and a == 52 and b == 121:
    print("173")
if op == "+" and a == 52 and b == 122:
    print("174")
if op == "+" and a == 52 and b == 123:
    print("175")
if op == "+" and a == 52 and b == 124:
    print("176")
if op == "+" and a == 52 and b == 125:
    print("177")
if op == "+" and a == 52 and b == 126:
    print("178")
if op == "+" and a == 52 and b == 127:
    print("179")
if op == "+" and a == 53 and b == 0:
    print("53")
if op == "+" and a == 53 and b == 1:
    print("54")
if op == "+" and a == 53 and b == 2:
    print("55")
if op == "+" and a == 53 and b == 3:
    print("56")
if op == "+" and a == 53 and b == 4:
    print("57")
if op == "+" and a == 53 and b == 5:
    print("58")
if op == "+" and a == 53 and b == 6:
    print("59")
if op == "+" and a == 53 and b == 7:
    print("60")
if op == "+" and a == 53 and b == 8:
    print("61")
if op == "+" and a == 53 and b == 9:
    print("62")
if op == "+" and a == 53 and b == 10:
    print("63")
if op == "+" and a == 53 and b == 11:
    print("64")
if op == "+" and a == 53 and b == 12:
    print("65")
if op == "+" and a == 53 and b == 13:
    print("66")
if op == "+" and a == 53 and b == 14:
    print("67")
if op == "+" and a == 53 and b == 15:
    print("68")
if op == "+" and a == 53 and b == 16:
    print("69")
if op == "+" and a == 53 and b == 17:
    print("70")
if op == "+" and a == 53 and b == 18:
    print("71")
if op == "+" and a == 53 and b == 19:
    print("72")
if op == "+" and a == 53 and b == 20:
    print("73")
if op == "+" and a == 53 and b == 21:
    print("74")
if op == "+" and a == 53 and b == 22:
    print("75")
if op == "+" and a == 53 and b == 23:
    print("76")
if op == "+" and a == 53 and b == 24:
    print("77")
if op == "+" and a == 53 and b == 25:
    print("78")
if op == "+" and a == 53 and b == 26:
    print("79")
if op == "+" and a == 53 and b == 27:
    print("80")
if op == "+" and a == 53 and b == 28:
    print("81")
if op == "+" and a == 53 and b == 29:
    print("82")
if op == "+" and a == 53 and b == 30:
    print("83")
if op == "+" and a == 53 and b == 31:
    print("84")
if op == "+" and a == 53 and b == 32:
    print("85")
if op == "+" and a == 53 and b == 33:
    print("86")
if op == "+" and a == 53 and b == 34:
    print("87")
if op == "+" and a == 53 and b == 35:
    print("88")
if op == "+" and a == 53 and b == 36:
    print("89")
if op == "+" and a == 53 and b == 37:
    print("90")
if op == "+" and a == 53 and b == 38:
    print("91")
if op == "+" and a == 53 and b == 39:
    print("92")
if op == "+" and a == 53 and b == 40:
    print("93")
if op == "+" and a == 53 and b == 41:
    print("94")
if op == "+" and a == 53 and b == 42:
    print("95")
if op == "+" and a == 53 and b == 43:
    print("96")
if op == "+" and a == 53 and b == 44:
    print("97")
if op == "+" and a == 53 and b == 45:
    print("98")
if op == "+" and a == 53 and b == 46:
    print("99")
if op == "+" and a == 53 and b == 47:
    print("100")
if op == "+" and a == 53 and b == 48:
    print("101")
if op == "+" and a == 53 and b == 49:
    print("102")
if op == "+" and a == 53 and b == 50:
    print("103")
if op == "+" and a == 53 and b == 51:
    print("104")
if op == "+" and a == 53 and b == 52:
    print("105")
if op == "+" and a == 53 and b == 53:
    print("106")
if op == "+" and a == 53 and b == 54:
    print("107")
if op == "+" and a == 53 and b == 55:
    print("108")
if op == "+" and a == 53 and b == 56:
    print("109")
if op == "+" and a == 53 and b == 57:
    print("110")
if op == "+" and a == 53 and b == 58:
    print("111")
if op == "+" and a == 53 and b == 59:
    print("112")
if op == "+" and a == 53 and b == 60:
    print("113")
if op == "+" and a == 53 and b == 61:
    print("114")
if op == "+" and a == 53 and b == 62:
    print("115")
if op == "+" and a == 53 and b == 63:
    print("116")
if op == "+" and a == 53 and b == 64:
    print("117")
if op == "+" and a == 53 and b == 65:
    print("118")
if op == "+" and a == 53 and b == 66:
    print("119")
if op == "+" and a == 53 and b == 67:
    print("120")
if op == "+" and a == 53 and b == 68:
    print("121")
if op == "+" and a == 53 and b == 69:
    print("122")
if op == "+" and a == 53 and b == 70:
    print("123")
if op == "+" and a == 53 and b == 71:
    print("124")
if op == "+" and a == 53 and b == 72:
    print("125")
if op == "+" and a == 53 and b == 73:
    print("126")
if op == "+" and a == 53 and b == 74:
    print("127")
if op == "+" and a == 53 and b == 75:
    print("128")
if op == "+" and a == 53 and b == 76:
    print("129")
if op == "+" and a == 53 and b == 77:
    print("130")
if op == "+" and a == 53 and b == 78:
    print("131")
if op == "+" and a == 53 and b == 79:
    print("132")
if op == "+" and a == 53 and b == 80:
    print("133")
if op == "+" and a == 53 and b == 81:
    print("134")
if op == "+" and a == 53 and b == 82:
    print("135")
if op == "+" and a == 53 and b == 83:
    print("136")
if op == "+" and a == 53 and b == 84:
    print("137")
if op == "+" and a == 53 and b == 85:
    print("138")
if op == "+" and a == 53 and b == 86:
    print("139")
if op == "+" and a == 53 and b == 87:
    print("140")
if op == "+" and a == 53 and b == 88:
    print("141")
if op == "+" and a == 53 and b == 89:
    print("142")
if op == "+" and a == 53 and b == 90:
    print("143")
if op == "+" and a == 53 and b == 91:
    print("144")
if op == "+" and a == 53 and b == 92:
    print("145")
if op == "+" and a == 53 and b == 93:
    print("146")
if op == "+" and a == 53 and b == 94:
    print("147")
if op == "+" and a == 53 and b == 95:
    print("148")
if op == "+" and a == 53 and b == 96:
    print("149")
if op == "+" and a == 53 and b == 97:
    print("150")
if op == "+" and a == 53 and b == 98:
    print("151")
if op == "+" and a == 53 and b == 99:
    print("152")
if op == "+" and a == 53 and b == 100:
    print("153")
if op == "+" and a == 53 and b == 101:
    print("154")
if op == "+" and a == 53 and b == 102:
    print("155")
if op == "+" and a == 53 and b == 103:
    print("156")
if op == "+" and a == 53 and b == 104:
    print("157")
if op == "+" and a == 53 and b == 105:
    print("158")
if op == "+" and a == 53 and b == 106:
    print("159")
if op == "+" and a == 53 and b == 107:
    print("160")
if op == "+" and a == 53 and b == 108:
    print("161")
if op == "+" and a == 53 and b == 109:
    print("162")
if op == "+" and a == 53 and b == 110:
    print("163")
if op == "+" and a == 53 and b == 111:
    print("164")
if op == "+" and a == 53 and b == 112:
    print("165")
if op == "+" and a == 53 and b == 113:
    print("166")
if op == "+" and a == 53 and b == 114:
    print("167")
if op == "+" and a == 53 and b == 115:
    print("168")
if op == "+" and a == 53 and b == 116:
    print("169")
if op == "+" and a == 53 and b == 117:
    print("170")
if op == "+" and a == 53 and b == 118:
    print("171")
if op == "+" and a == 53 and b == 119:
    print("172")
if op == "+" and a == 53 and b == 120:
    print("173")
if op == "+" and a == 53 and b == 121:
    print("174")
if op == "+" and a == 53 and b == 122:
    print("175")
if op == "+" and a == 53 and b == 123:
    print("176")
if op == "+" and a == 53 and b == 124:
    print("177")
if op == "+" and a == 53 and b == 125:
    print("178")
if op == "+" and a == 53 and b == 126:
    print("179")
if op == "+" and a == 53 and b == 127:
    print("180")
if op == "+" and a == 54 and b == 0:
    print("54")
if op == "+" and a == 54 and b == 1:
    print("55")
if op == "+" and a == 54 and b == 2:
    print("56")
if op == "+" and a == 54 and b == 3:
    print("57")
if op == "+" and a == 54 and b == 4:
    print("58")
if op == "+" and a == 54 and b == 5:
    print("59")
if op == "+" and a == 54 and b == 6:
    print("60")
if op == "+" and a == 54 and b == 7:
    print("61")
if op == "+" and a == 54 and b == 8:
    print("62")
if op == "+" and a == 54 and b == 9:
    print("63")
if op == "+" and a == 54 and b == 10:
    print("64")
if op == "+" and a == 54 and b == 11:
    print("65")
if op == "+" and a == 54 and b == 12:
    print("66")
if op == "+" and a == 54 and b == 13:
    print("67")
if op == "+" and a == 54 and b == 14:
    print("68")
if op == "+" and a == 54 and b == 15:
    print("69")
if op == "+" and a == 54 and b == 16:
    print("70")
if op == "+" and a == 54 and b == 17:
    print("71")
if op == "+" and a == 54 and b == 18:
    print("72")
if op == "+" and a == 54 and b == 19:
    print("73")
if op == "+" and a == 54 and b == 20:
    print("74")
if op == "+" and a == 54 and b == 21:
    print("75")
if op == "+" and a == 54 and b == 22:
    print("76")
if op == "+" and a == 54 and b == 23:
    print("77")
if op == "+" and a == 54 and b == 24:
    print("78")
if op == "+" and a == 54 and b == 25:
    print("79")
if op == "+" and a == 54 and b == 26:
    print("80")
if op == "+" and a == 54 and b == 27:
    print("81")
if op == "+" and a == 54 and b == 28:
    print("82")
if op == "+" and a == 54 and b == 29:
    print("83")
if op == "+" and a == 54 and b == 30:
    print("84")
if op == "+" and a == 54 and b == 31:
    print("85")
if op == "+" and a == 54 and b == 32:
    print("86")
if op == "+" and a == 54 and b == 33:
    print("87")
if op == "+" and a == 54 and b == 34:
    print("88")
if op == "+" and a == 54 and b == 35:
    print("89")
if op == "+" and a == 54 and b == 36:
    print("90")
if op == "+" and a == 54 and b == 37:
    print("91")
if op == "+" and a == 54 and b == 38:
    print("92")
if op == "+" and a == 54 and b == 39:
    print("93")
if op == "+" and a == 54 and b == 40:
    print("94")
if op == "+" and a == 54 and b == 41:
    print("95")
if op == "+" and a == 54 and b == 42:
    print("96")
if op == "+" and a == 54 and b == 43:
    print("97")
if op == "+" and a == 54 and b == 44:
    print("98")
if op == "+" and a == 54 and b == 45:
    print("99")
if op == "+" and a == 54 and b == 46:
    print("100")
if op == "+" and a == 54 and b == 47:
    print("101")
if op == "+" and a == 54 and b == 48:
    print("102")
if op == "+" and a == 54 and b == 49:
    print("103")
if op == "+" and a == 54 and b == 50:
    print("104")
if op == "+" and a == 54 and b == 51:
    print("105")
if op == "+" and a == 54 and b == 52:
    print("106")
if op == "+" and a == 54 and b == 53:
    print("107")
if op == "+" and a == 54 and b == 54:
    print("108")
if op == "+" and a == 54 and b == 55:
    print("109")
if op == "+" and a == 54 and b == 56:
    print("110")
if op == "+" and a == 54 and b == 57:
    print("111")
if op == "+" and a == 54 and b == 58:
    print("112")
if op == "+" and a == 54 and b == 59:
    print("113")
if op == "+" and a == 54 and b == 60:
    print("114")
if op == "+" and a == 54 and b == 61:
    print("115")
if op == "+" and a == 54 and b == 62:
    print("116")
if op == "+" and a == 54 and b == 63:
    print("117")
if op == "+" and a == 54 and b == 64:
    print("118")
if op == "+" and a == 54 and b == 65:
    print("119")
if op == "+" and a == 54 and b == 66:
    print("120")
if op == "+" and a == 54 and b == 67:
    print("121")
if op == "+" and a == 54 and b == 68:
    print("122")
if op == "+" and a == 54 and b == 69:
    print("123")
if op == "+" and a == 54 and b == 70:
    print("124")
if op == "+" and a == 54 and b == 71:
    print("125")
if op == "+" and a == 54 and b == 72:
    print("126")
if op == "+" and a == 54 and b == 73:
    print("127")
if op == "+" and a == 54 and b == 74:
    print("128")
if op == "+" and a == 54 and b == 75:
    print("129")
if op == "+" and a == 54 and b == 76:
    print("130")
if op == "+" and a == 54 and b == 77:
    print("131")
if op == "+" and a == 54 and b == 78:
    print("132")
if op == "+" and a == 54 and b == 79:
    print("133")
if op == "+" and a == 54 and b == 80:
    print("134")
if op == "+" and a == 54 and b == 81:
    print("135")
if op == "+" and a == 54 and b == 82:
    print("136")
if op == "+" and a == 54 and b == 83:
    print("137")
if op == "+" and a == 54 and b == 84:
    print("138")
if op == "+" and a == 54 and b == 85:
    print("139")
if op == "+" and a == 54 and b == 86:
    print("140")
if op == "+" and a == 54 and b == 87:
    print("141")
if op == "+" and a == 54 and b == 88:
    print("142")
if op == "+" and a == 54 and b == 89:
    print("143")
if op == "+" and a == 54 and b == 90:
    print("144")
if op == "+" and a == 54 and b == 91:
    print("145")
if op == "+" and a == 54 and b == 92:
    print("146")
if op == "+" and a == 54 and b == 93:
    print("147")
if op == "+" and a == 54 and b == 94:
    print("148")
if op == "+" and a == 54 and b == 95:
    print("149")
if op == "+" and a == 54 and b == 96:
    print("150")
if op == "+" and a == 54 and b == 97:
    print("151")
if op == "+" and a == 54 and b == 98:
    print("152")
if op == "+" and a == 54 and b == 99:
    print("153")
if op == "+" and a == 54 and b == 100:
    print("154")
if op == "+" and a == 54 and b == 101:
    print("155")
if op == "+" and a == 54 and b == 102:
    print("156")
if op == "+" and a == 54 and b == 103:
    print("157")
if op == "+" and a == 54 and b == 104:
    print("158")
if op == "+" and a == 54 and b == 105:
    print("159")
if op == "+" and a == 54 and b == 106:
    print("160")
if op == "+" and a == 54 and b == 107:
    print("161")
if op == "+" and a == 54 and b == 108:
    print("162")
if op == "+" and a == 54 and b == 109:
    print("163")
if op == "+" and a == 54 and b == 110:
    print("164")
if op == "+" and a == 54 and b == 111:
    print("165")
if op == "+" and a == 54 and b == 112:
    print("166")
if op == "+" and a == 54 and b == 113:
    print("167")
if op == "+" and a == 54 and b == 114:
    print("168")
if op == "+" and a == 54 and b == 115:
    print("169")
if op == "+" and a == 54 and b == 116:
    print("170")
if op == "+" and a == 54 and b == 117:
    print("171")
if op == "+" and a == 54 and b == 118:
    print("172")
if op == "+" and a == 54 and b == 119:
    print("173")
if op == "+" and a == 54 and b == 120:
    print("174")
if op == "+" and a == 54 and b == 121:
    print("175")
if op == "+" and a == 54 and b == 122:
    print("176")
if op == "+" and a == 54 and b == 123:
    print("177")
if op == "+" and a == 54 and b == 124:
    print("178")
if op == "+" and a == 54 and b == 125:
    print("179")
if op == "+" and a == 54 and b == 126:
    print("180")
if op == "+" and a == 54 and b == 127:
    print("181")
if op == "+" and a == 55 and b == 0:
    print("55")
if op == "+" and a == 55 and b == 1:
    print("56")
if op == "+" and a == 55 and b == 2:
    print("57")
if op == "+" and a == 55 and b == 3:
    print("58")
if op == "+" and a == 55 and b == 4:
    print("59")
if op == "+" and a == 55 and b == 5:
    print("60")
if op == "+" and a == 55 and b == 6:
    print("61")
if op == "+" and a == 55 and b == 7:
    print("62")
if op == "+" and a == 55 and b == 8:
    print("63")
if op == "+" and a == 55 and b == 9:
    print("64")
if op == "+" and a == 55 and b == 10:
    print("65")
if op == "+" and a == 55 and b == 11:
    print("66")
if op == "+" and a == 55 and b == 12:
    print("67")
if op == "+" and a == 55 and b == 13:
    print("68")
if op == "+" and a == 55 and b == 14:
    print("69")
if op == "+" and a == 55 and b == 15:
    print("70")
if op == "+" and a == 55 and b == 16:
    print("71")
if op == "+" and a == 55 and b == 17:
    print("72")
if op == "+" and a == 55 and b == 18:
    print("73")
if op == "+" and a == 55 and b == 19:
    print("74")
if op == "+" and a == 55 and b == 20:
    print("75")
if op == "+" and a == 55 and b == 21:
    print("76")
if op == "+" and a == 55 and b == 22:
    print("77")
if op == "+" and a == 55 and b == 23:
    print("78")
if op == "+" and a == 55 and b == 24:
    print("79")
if op == "+" and a == 55 and b == 25:
    print("80")
if op == "+" and a == 55 and b == 26:
    print("81")
if op == "+" and a == 55 and b == 27:
    print("82")
if op == "+" and a == 55 and b == 28:
    print("83")
if op == "+" and a == 55 and b == 29:
    print("84")
if op == "+" and a == 55 and b == 30:
    print("85")
if op == "+" and a == 55 and b == 31:
    print("86")
if op == "+" and a == 55 and b == 32:
    print("87")
if op == "+" and a == 55 and b == 33:
    print("88")
if op == "+" and a == 55 and b == 34:
    print("89")
if op == "+" and a == 55 and b == 35:
    print("90")
if op == "+" and a == 55 and b == 36:
    print("91")
if op == "+" and a == 55 and b == 37:
    print("92")
if op == "+" and a == 55 and b == 38:
    print("93")
if op == "+" and a == 55 and b == 39:
    print("94")
if op == "+" and a == 55 and b == 40:
    print("95")
if op == "+" and a == 55 and b == 41:
    print("96")
if op == "+" and a == 55 and b == 42:
    print("97")
if op == "+" and a == 55 and b == 43:
    print("98")
if op == "+" and a == 55 and b == 44:
    print("99")
if op == "+" and a == 55 and b == 45:
    print("100")
if op == "+" and a == 55 and b == 46:
    print("101")
if op == "+" and a == 55 and b == 47:
    print("102")
if op == "+" and a == 55 and b == 48:
    print("103")
if op == "+" and a == 55 and b == 49:
    print("104")
if op == "+" and a == 55 and b == 50:
    print("105")
if op == "+" and a == 55 and b == 51:
    print("106")
if op == "+" and a == 55 and b == 52:
    print("107")
if op == "+" and a == 55 and b == 53:
    print("108")
if op == "+" and a == 55 and b == 54:
    print("109")
if op == "+" and a == 55 and b == 55:
    print("110")
if op == "+" and a == 55 and b == 56:
    print("111")
if op == "+" and a == 55 and b == 57:
    print("112")
if op == "+" and a == 55 and b == 58:
    print("113")
if op == "+" and a == 55 and b == 59:
    print("114")
if op == "+" and a == 55 and b == 60:
    print("115")
if op == "+" and a == 55 and b == 61:
    print("116")
if op == "+" and a == 55 and b == 62:
    print("117")
if op == "+" and a == 55 and b == 63:
    print("118")
if op == "+" and a == 55 and b == 64:
    print("119")
if op == "+" and a == 55 and b == 65:
    print("120")
if op == "+" and a == 55 and b == 66:
    print("121")
if op == "+" and a == 55 and b == 67:
    print("122")
if op == "+" and a == 55 and b == 68:
    print("123")
if op == "+" and a == 55 and b == 69:
    print("124")
if op == "+" and a == 55 and b == 70:
    print("125")
if op == "+" and a == 55 and b == 71:
    print("126")
if op == "+" and a == 55 and b == 72:
    print("127")
if op == "+" and a == 55 and b == 73:
    print("128")
if op == "+" and a == 55 and b == 74:
    print("129")
if op == "+" and a == 55 and b == 75:
    print("130")
if op == "+" and a == 55 and b == 76:
    print("131")
if op == "+" and a == 55 and b == 77:
    print("132")
if op == "+" and a == 55 and b == 78:
    print("133")
if op == "+" and a == 55 and b == 79:
    print("134")
if op == "+" and a == 55 and b == 80:
    print("135")
if op == "+" and a == 55 and b == 81:
    print("136")
if op == "+" and a == 55 and b == 82:
    print("137")
if op == "+" and a == 55 and b == 83:
    print("138")
if op == "+" and a == 55 and b == 84:
    print("139")
if op == "+" and a == 55 and b == 85:
    print("140")
if op == "+" and a == 55 and b == 86:
    print("141")
if op == "+" and a == 55 and b == 87:
    print("142")
if op == "+" and a == 55 and b == 88:
    print("143")
if op == "+" and a == 55 and b == 89:
    print("144")
if op == "+" and a == 55 and b == 90:
    print("145")
if op == "+" and a == 55 and b == 91:
    print("146")
if op == "+" and a == 55 and b == 92:
    print("147")
if op == "+" and a == 55 and b == 93:
    print("148")
if op == "+" and a == 55 and b == 94:
    print("149")
if op == "+" and a == 55 and b == 95:
    print("150")
if op == "+" and a == 55 and b == 96:
    print("151")
if op == "+" and a == 55 and b == 97:
    print("152")
if op == "+" and a == 55 and b == 98:
    print("153")
if op == "+" and a == 55 and b == 99:
    print("154")
if op == "+" and a == 55 and b == 100:
    print("155")
if op == "+" and a == 55 and b == 101:
    print("156")
if op == "+" and a == 55 and b == 102:
    print("157")
if op == "+" and a == 55 and b == 103:
    print("158")
if op == "+" and a == 55 and b == 104:
    print("159")
if op == "+" and a == 55 and b == 105:
    print("160")
if op == "+" and a == 55 and b == 106:
    print("161")
if op == "+" and a == 55 and b == 107:
    print("162")
if op == "+" and a == 55 and b == 108:
    print("163")
if op == "+" and a == 55 and b == 109:
    print("164")
if op == "+" and a == 55 and b == 110:
    print("165")
if op == "+" and a == 55 and b == 111:
    print("166")
if op == "+" and a == 55 and b == 112:
    print("167")
if op == "+" and a == 55 and b == 113:
    print("168")
if op == "+" and a == 55 and b == 114:
    print("169")
if op == "+" and a == 55 and b == 115:
    print("170")
if op == "+" and a == 55 and b == 116:
    print("171")
if op == "+" and a == 55 and b == 117:
    print("172")
if op == "+" and a == 55 and b == 118:
    print("173")
if op == "+" and a == 55 and b == 119:
    print("174")
if op == "+" and a == 55 and b == 120:
    print("175")
if op == "+" and a == 55 and b == 121:
    print("176")
if op == "+" and a == 55 and b == 122:
    print("177")
if op == "+" and a == 55 and b == 123:
    print("178")
if op == "+" and a == 55 and b == 124:
    print("179")
if op == "+" and a == 55 and b == 125:
    print("180")
if op == "+" and a == 55 and b == 126:
    print("181")
if op == "+" and a == 55 and b == 127:
    print("182")
if op == "+" and a == 56 and b == 0:
    print("56")
if op == "+" and a == 56 and b == 1:
    print("57")
if op == "+" and a == 56 and b == 2:
    print("58")
if op == "+" and a == 56 and b == 3:
    print("59")
if op == "+" and a == 56 and b == 4:
    print("60")
if op == "+" and a == 56 and b == 5:
    print("61")
if op == "+" and a == 56 and b == 6:
    print("62")
if op == "+" and a == 56 and b == 7:
    print("63")
if op == "+" and a == 56 and b == 8:
    print("64")
if op == "+" and a == 56 and b == 9:
    print("65")
if op == "+" and a == 56 and b == 10:
    print("66")
if op == "+" and a == 56 and b == 11:
    print("67")
if op == "+" and a == 56 and b == 12:
    print("68")
if op == "+" and a == 56 and b == 13:
    print("69")
if op == "+" and a == 56 and b == 14:
    print("70")
if op == "+" and a == 56 and b == 15:
    print("71")
if op == "+" and a == 56 and b == 16:
    print("72")
if op == "+" and a == 56 and b == 17:
    print("73")
if op == "+" and a == 56 and b == 18:
    print("74")
if op == "+" and a == 56 and b == 19:
    print("75")
if op == "+" and a == 56 and b == 20:
    print("76")
if op == "+" and a == 56 and b == 21:
    print("77")
if op == "+" and a == 56 and b == 22:
    print("78")
if op == "+" and a == 56 and b == 23:
    print("79")
if op == "+" and a == 56 and b == 24:
    print("80")
if op == "+" and a == 56 and b == 25:
    print("81")
if op == "+" and a == 56 and b == 26:
    print("82")
if op == "+" and a == 56 and b == 27:
    print("83")
if op == "+" and a == 56 and b == 28:
    print("84")
if op == "+" and a == 56 and b == 29:
    print("85")
if op == "+" and a == 56 and b == 30:
    print("86")
if op == "+" and a == 56 and b == 31:
    print("87")
if op == "+" and a == 56 and b == 32:
    print("88")
if op == "+" and a == 56 and b == 33:
    print("89")
if op == "+" and a == 56 and b == 34:
    print("90")
if op == "+" and a == 56 and b == 35:
    print("91")
if op == "+" and a == 56 and b == 36:
    print("92")
if op == "+" and a == 56 and b == 37:
    print("93")
if op == "+" and a == 56 and b == 38:
    print("94")
if op == "+" and a == 56 and b == 39:
    print("95")
if op == "+" and a == 56 and b == 40:
    print("96")
if op == "+" and a == 56 and b == 41:
    print("97")
if op == "+" and a == 56 and b == 42:
    print("98")
if op == "+" and a == 56 and b == 43:
    print("99")
if op == "+" and a == 56 and b == 44:
    print("100")
if op == "+" and a == 56 and b == 45:
    print("101")
if op == "+" and a == 56 and b == 46:
    print("102")
if op == "+" and a == 56 and b == 47:
    print("103")
if op == "+" and a == 56 and b == 48:
    print("104")
if op == "+" and a == 56 and b == 49:
    print("105")
if op == "+" and a == 56 and b == 50:
    print("106")
if op == "+" and a == 56 and b == 51:
    print("107")
if op == "+" and a == 56 and b == 52:
    print("108")
if op == "+" and a == 56 and b == 53:
    print("109")
if op == "+" and a == 56 and b == 54:
    print("110")
if op == "+" and a == 56 and b == 55:
    print("111")
if op == "+" and a == 56 and b == 56:
    print("112")
if op == "+" and a == 56 and b == 57:
    print("113")
if op == "+" and a == 56 and b == 58:
    print("114")
if op == "+" and a == 56 and b == 59:
    print("115")
if op == "+" and a == 56 and b == 60:
    print("116")
if op == "+" and a == 56 and b == 61:
    print("117")
if op == "+" and a == 56 and b == 62:
    print("118")
if op == "+" and a == 56 and b == 63:
    print("119")
if op == "+" and a == 56 and b == 64:
    print("120")
if op == "+" and a == 56 and b == 65:
    print("121")
if op == "+" and a == 56 and b == 66:
    print("122")
if op == "+" and a == 56 and b == 67:
    print("123")
if op == "+" and a == 56 and b == 68:
    print("124")
if op == "+" and a == 56 and b == 69:
    print("125")
if op == "+" and a == 56 and b == 70:
    print("126")
if op == "+" and a == 56 and b == 71:
    print("127")
if op == "+" and a == 56 and b == 72:
    print("128")
if op == "+" and a == 56 and b == 73:
    print("129")
if op == "+" and a == 56 and b == 74:
    print("130")
if op == "+" and a == 56 and b == 75:
    print("131")
if op == "+" and a == 56 and b == 76:
    print("132")
if op == "+" and a == 56 and b == 77:
    print("133")
if op == "+" and a == 56 and b == 78:
    print("134")
if op == "+" and a == 56 and b == 79:
    print("135")
if op == "+" and a == 56 and b == 80:
    print("136")
if op == "+" and a == 56 and b == 81:
    print("137")
if op == "+" and a == 56 and b == 82:
    print("138")
if op == "+" and a == 56 and b == 83:
    print("139")
if op == "+" and a == 56 and b == 84:
    print("140")
if op == "+" and a == 56 and b == 85:
    print("141")
if op == "+" and a == 56 and b == 86:
    print("142")
if op == "+" and a == 56 and b == 87:
    print("143")
if op == "+" and a == 56 and b == 88:
    print("144")
if op == "+" and a == 56 and b == 89:
    print("145")
if op == "+" and a == 56 and b == 90:
    print("146")
if op == "+" and a == 56 and b == 91:
    print("147")
if op == "+" and a == 56 and b == 92:
    print("148")
if op == "+" and a == 56 and b == 93:
    print("149")
if op == "+" and a == 56 and b == 94:
    print("150")
if op == "+" and a == 56 and b == 95:
    print("151")
if op == "+" and a == 56 and b == 96:
    print("152")
if op == "+" and a == 56 and b == 97:
    print("153")
if op == "+" and a == 56 and b == 98:
    print("154")
if op == "+" and a == 56 and b == 99:
    print("155")
if op == "+" and a == 56 and b == 100:
    print("156")
if op == "+" and a == 56 and b == 101:
    print("157")
if op == "+" and a == 56 and b == 102:
    print("158")
if op == "+" and a == 56 and b == 103:
    print("159")
if op == "+" and a == 56 and b == 104:
    print("160")
if op == "+" and a == 56 and b == 105:
    print("161")
if op == "+" and a == 56 and b == 106:
    print("162")
if op == "+" and a == 56 and b == 107:
    print("163")
if op == "+" and a == 56 and b == 108:
    print("164")
if op == "+" and a == 56 and b == 109:
    print("165")
if op == "+" and a == 56 and b == 110:
    print("166")
if op == "+" and a == 56 and b == 111:
    print("167")
if op == "+" and a == 56 and b == 112:
    print("168")
if op == "+" and a == 56 and b == 113:
    print("169")
if op == "+" and a == 56 and b == 114:
    print("170")
if op == "+" and a == 56 and b == 115:
    print("171")
if op == "+" and a == 56 and b == 116:
    print("172")
if op == "+" and a == 56 and b == 117:
    print("173")
if op == "+" and a == 56 and b == 118:
    print("174")
if op == "+" and a == 56 and b == 119:
    print("175")
if op == "+" and a == 56 and b == 120:
    print("176")
if op == "+" and a == 56 and b == 121:
    print("177")
if op == "+" and a == 56 and b == 122:
    print("178")
if op == "+" and a == 56 and b == 123:
    print("179")
if op == "+" and a == 56 and b == 124:
    print("180")
if op == "+" and a == 56 and b == 125:
    print("181")
if op == "+" and a == 56 and b == 126:
    print("182")
if op == "+" and a == 56 and b == 127:
    print("183")
if op == "+" and a == 57 and b == 0:
    print("57")
if op == "+" and a == 57 and b == 1:
    print("58")
if op == "+" and a == 57 and b == 2:
    print("59")
if op == "+" and a == 57 and b == 3:
    print("60")
if op == "+" and a == 57 and b == 4:
    print("61")
if op == "+" and a == 57 and b == 5:
    print("62")
if op == "+" and a == 57 and b == 6:
    print("63")
if op == "+" and a == 57 and b == 7:
    print("64")
if op == "+" and a == 57 and b == 8:
    print("65")
if op == "+" and a == 57 and b == 9:
    print("66")
if op == "+" and a == 57 and b == 10:
    print("67")
if op == "+" and a == 57 and b == 11:
    print("68")
if op == "+" and a == 57 and b == 12:
    print("69")
if op == "+" and a == 57 and b == 13:
    print("70")
if op == "+" and a == 57 and b == 14:
    print("71")
if op == "+" and a == 57 and b == 15:
    print("72")
if op == "+" and a == 57 and b == 16:
    print("73")
if op == "+" and a == 57 and b == 17:
    print("74")
if op == "+" and a == 57 and b == 18:
    print("75")
if op == "+" and a == 57 and b == 19:
    print("76")
if op == "+" and a == 57 and b == 20:
    print("77")
if op == "+" and a == 57 and b == 21:
    print("78")
if op == "+" and a == 57 and b == 22:
    print("79")
if op == "+" and a == 57 and b == 23:
    print("80")
if op == "+" and a == 57 and b == 24:
    print("81")
if op == "+" and a == 57 and b == 25:
    print("82")
if op == "+" and a == 57 and b == 26:
    print("83")
if op == "+" and a == 57 and b == 27:
    print("84")
if op == "+" and a == 57 and b == 28:
    print("85")
if op == "+" and a == 57 and b == 29:
    print("86")
if op == "+" and a == 57 and b == 30:
    print("87")
if op == "+" and a == 57 and b == 31:
    print("88")
if op == "+" and a == 57 and b == 32:
    print("89")
if op == "+" and a == 57 and b == 33:
    print("90")
if op == "+" and a == 57 and b == 34:
    print("91")
if op == "+" and a == 57 and b == 35:
    print("92")
if op == "+" and a == 57 and b == 36:
    print("93")
if op == "+" and a == 57 and b == 37:
    print("94")
if op == "+" and a == 57 and b == 38:
    print("95")
if op == "+" and a == 57 and b == 39:
    print("96")
if op == "+" and a == 57 and b == 40:
    print("97")
if op == "+" and a == 57 and b == 41:
    print("98")
if op == "+" and a == 57 and b == 42:
    print("99")
if op == "+" and a == 57 and b == 43:
    print("100")
if op == "+" and a == 57 and b == 44:
    print("101")
if op == "+" and a == 57 and b == 45:
    print("102")
if op == "+" and a == 57 and b == 46:
    print("103")
if op == "+" and a == 57 and b == 47:
    print("104")
if op == "+" and a == 57 and b == 48:
    print("105")
if op == "+" and a == 57 and b == 49:
    print("106")
if op == "+" and a == 57 and b == 50:
    print("107")
if op == "+" and a == 57 and b == 51:
    print("108")
if op == "+" and a == 57 and b == 52:
    print("109")
if op == "+" and a == 57 and b == 53:
    print("110")
if op == "+" and a == 57 and b == 54:
    print("111")
if op == "+" and a == 57 and b == 55:
    print("112")
if op == "+" and a == 57 and b == 56:
    print("113")
if op == "+" and a == 57 and b == 57:
    print("114")
if op == "+" and a == 57 and b == 58:
    print("115")
if op == "+" and a == 57 and b == 59:
    print("116")
if op == "+" and a == 57 and b == 60:
    print("117")
if op == "+" and a == 57 and b == 61:
    print("118")
if op == "+" and a == 57 and b == 62:
    print("119")
if op == "+" and a == 57 and b == 63:
    print("120")
if op == "+" and a == 57 and b == 64:
    print("121")
if op == "+" and a == 57 and b == 65:
    print("122")
if op == "+" and a == 57 and b == 66:
    print("123")
if op == "+" and a == 57 and b == 67:
    print("124")
if op == "+" and a == 57 and b == 68:
    print("125")
if op == "+" and a == 57 and b == 69:
    print("126")
if op == "+" and a == 57 and b == 70:
    print("127")
if op == "+" and a == 57 and b == 71:
    print("128")
if op == "+" and a == 57 and b == 72:
    print("129")
if op == "+" and a == 57 and b == 73:
    print("130")
if op == "+" and a == 57 and b == 74:
    print("131")
if op == "+" and a == 57 and b == 75:
    print("132")
if op == "+" and a == 57 and b == 76:
    print("133")
if op == "+" and a == 57 and b == 77:
    print("134")
if op == "+" and a == 57 and b == 78:
    print("135")
if op == "+" and a == 57 and b == 79:
    print("136")
if op == "+" and a == 57 and b == 80:
    print("137")
if op == "+" and a == 57 and b == 81:
    print("138")
if op == "+" and a == 57 and b == 82:
    print("139")
if op == "+" and a == 57 and b == 83:
    print("140")
if op == "+" and a == 57 and b == 84:
    print("141")
if op == "+" and a == 57 and b == 85:
    print("142")
if op == "+" and a == 57 and b == 86:
    print("143")
if op == "+" and a == 57 and b == 87:
    print("144")
if op == "+" and a == 57 and b == 88:
    print("145")
if op == "+" and a == 57 and b == 89:
    print("146")
if op == "+" and a == 57 and b == 90:
    print("147")
if op == "+" and a == 57 and b == 91:
    print("148")
if op == "+" and a == 57 and b == 92:
    print("149")
if op == "+" and a == 57 and b == 93:
    print("150")
if op == "+" and a == 57 and b == 94:
    print("151")
if op == "+" and a == 57 and b == 95:
    print("152")
if op == "+" and a == 57 and b == 96:
    print("153")
if op == "+" and a == 57 and b == 97:
    print("154")
if op == "+" and a == 57 and b == 98:
    print("155")
if op == "+" and a == 57 and b == 99:
    print("156")
if op == "+" and a == 57 and b == 100:
    print("157")
if op == "+" and a == 57 and b == 101:
    print("158")
if op == "+" and a == 57 and b == 102:
    print("159")
if op == "+" and a == 57 and b == 103:
    print("160")
if op == "+" and a == 57 and b == 104:
    print("161")
if op == "+" and a == 57 and b == 105:
    print("162")
if op == "+" and a == 57 and b == 106:
    print("163")
if op == "+" and a == 57 and b == 107:
    print("164")
if op == "+" and a == 57 and b == 108:
    print("165")
if op == "+" and a == 57 and b == 109:
    print("166")
if op == "+" and a == 57 and b == 110:
    print("167")
if op == "+" and a == 57 and b == 111:
    print("168")
if op == "+" and a == 57 and b == 112:
    print("169")
if op == "+" and a == 57 and b == 113:
    print("170")
if op == "+" and a == 57 and b == 114:
    print("171")
if op == "+" and a == 57 and b == 115:
    print("172")
if op == "+" and a == 57 and b == 116:
    print("173")
if op == "+" and a == 57 and b == 117:
    print("174")
if op == "+" and a == 57 and b == 118:
    print("175")
if op == "+" and a == 57 and b == 119:
    print("176")
if op == "+" and a == 57 and b == 120:
    print("177")
if op == "+" and a == 57 and b == 121:
    print("178")
if op == "+" and a == 57 and b == 122:
    print("179")
if op == "+" and a == 57 and b == 123:
    print("180")
if op == "+" and a == 57 and b == 124:
    print("181")
if op == "+" and a == 57 and b == 125:
    print("182")
if op == "+" and a == 57 and b == 126:
    print("183")
if op == "+" and a == 57 and b == 127:
    print("184")
if op == "+" and a == 58 and b == 0:
    print("58")
if op == "+" and a == 58 and b == 1:
    print("59")
if op == "+" and a == 58 and b == 2:
    print("60")
if op == "+" and a == 58 and b == 3:
    print("61")
if op == "+" and a == 58 and b == 4:
    print("62")
if op == "+" and a == 58 and b == 5:
    print("63")
if op == "+" and a == 58 and b == 6:
    print("64")
if op == "+" and a == 58 and b == 7:
    print("65")
if op == "+" and a == 58 and b == 8:
    print("66")
if op == "+" and a == 58 and b == 9:
    print("67")
if op == "+" and a == 58 and b == 10:
    print("68")
if op == "+" and a == 58 and b == 11:
    print("69")
if op == "+" and a == 58 and b == 12:
    print("70")
if op == "+" and a == 58 and b == 13:
    print("71")
if op == "+" and a == 58 and b == 14:
    print("72")
if op == "+" and a == 58 and b == 15:
    print("73")
if op == "+" and a == 58 and b == 16:
    print("74")
if op == "+" and a == 58 and b == 17:
    print("75")
if op == "+" and a == 58 and b == 18:
    print("76")
if op == "+" and a == 58 and b == 19:
    print("77")
if op == "+" and a == 58 and b == 20:
    print("78")
if op == "+" and a == 58 and b == 21:
    print("79")
if op == "+" and a == 58 and b == 22:
    print("80")
if op == "+" and a == 58 and b == 23:
    print("81")
if op == "+" and a == 58 and b == 24:
    print("82")
if op == "+" and a == 58 and b == 25:
    print("83")
if op == "+" and a == 58 and b == 26:
    print("84")
if op == "+" and a == 58 and b == 27:
    print("85")
if op == "+" and a == 58 and b == 28:
    print("86")
if op == "+" and a == 58 and b == 29:
    print("87")
if op == "+" and a == 58 and b == 30:
    print("88")
if op == "+" and a == 58 and b == 31:
    print("89")
if op == "+" and a == 58 and b == 32:
    print("90")
if op == "+" and a == 58 and b == 33:
    print("91")
if op == "+" and a == 58 and b == 34:
    print("92")
if op == "+" and a == 58 and b == 35:
    print("93")
if op == "+" and a == 58 and b == 36:
    print("94")
if op == "+" and a == 58 and b == 37:
    print("95")
if op == "+" and a == 58 and b == 38:
    print("96")
if op == "+" and a == 58 and b == 39:
    print("97")
if op == "+" and a == 58 and b == 40:
    print("98")
if op == "+" and a == 58 and b == 41:
    print("99")
if op == "+" and a == 58 and b == 42:
    print("100")
if op == "+" and a == 58 and b == 43:
    print("101")
if op == "+" and a == 58 and b == 44:
    print("102")
if op == "+" and a == 58 and b == 45:
    print("103")
if op == "+" and a == 58 and b == 46:
    print("104")
if op == "+" and a == 58 and b == 47:
    print("105")
if op == "+" and a == 58 and b == 48:
    print("106")
if op == "+" and a == 58 and b == 49:
    print("107")
if op == "+" and a == 58 and b == 50:
    print("108")
if op == "+" and a == 58 and b == 51:
    print("109")
if op == "+" and a == 58 and b == 52:
    print("110")
if op == "+" and a == 58 and b == 53:
    print("111")
if op == "+" and a == 58 and b == 54:
    print("112")
if op == "+" and a == 58 and b == 55:
    print("113")
if op == "+" and a == 58 and b == 56:
    print("114")
if op == "+" and a == 58 and b == 57:
    print("115")
if op == "+" and a == 58 and b == 58:
    print("116")
if op == "+" and a == 58 and b == 59:
    print("117")
if op == "+" and a == 58 and b == 60:
    print("118")
if op == "+" and a == 58 and b == 61:
    print("119")
if op == "+" and a == 58 and b == 62:
    print("120")
if op == "+" and a == 58 and b == 63:
    print("121")
if op == "+" and a == 58 and b == 64:
    print("122")
if op == "+" and a == 58 and b == 65:
    print("123")
if op == "+" and a == 58 and b == 66:
    print("124")
if op == "+" and a == 58 and b == 67:
    print("125")
if op == "+" and a == 58 and b == 68:
    print("126")
if op == "+" and a == 58 and b == 69:
    print("127")
if op == "+" and a == 58 and b == 70:
    print("128")
if op == "+" and a == 58 and b == 71:
    print("129")
if op == "+" and a == 58 and b == 72:
    print("130")
if op == "+" and a == 58 and b == 73:
    print("131")
if op == "+" and a == 58 and b == 74:
    print("132")
if op == "+" and a == 58 and b == 75:
    print("133")
if op == "+" and a == 58 and b == 76:
    print("134")
if op == "+" and a == 58 and b == 77:
    print("135")
if op == "+" and a == 58 and b == 78:
    print("136")
if op == "+" and a == 58 and b == 79:
    print("137")
if op == "+" and a == 58 and b == 80:
    print("138")
if op == "+" and a == 58 and b == 81:
    print("139")
if op == "+" and a == 58 and b == 82:
    print("140")
if op == "+" and a == 58 and b == 83:
    print("141")
if op == "+" and a == 58 and b == 84:
    print("142")
if op == "+" and a == 58 and b == 85:
    print("143")
if op == "+" and a == 58 and b == 86:
    print("144")
if op == "+" and a == 58 and b == 87:
    print("145")
if op == "+" and a == 58 and b == 88:
    print("146")
if op == "+" and a == 58 and b == 89:
    print("147")
if op == "+" and a == 58 and b == 90:
    print("148")
if op == "+" and a == 58 and b == 91:
    print("149")
if op == "+" and a == 58 and b == 92:
    print("150")
if op == "+" and a == 58 and b == 93:
    print("151")
if op == "+" and a == 58 and b == 94:
    print("152")
if op == "+" and a == 58 and b == 95:
    print("153")
if op == "+" and a == 58 and b == 96:
    print("154")
if op == "+" and a == 58 and b == 97:
    print("155")
if op == "+" and a == 58 and b == 98:
    print("156")
if op == "+" and a == 58 and b == 99:
    print("157")
if op == "+" and a == 58 and b == 100:
    print("158")
if op == "+" and a == 58 and b == 101:
    print("159")
if op == "+" and a == 58 and b == 102:
    print("160")
if op == "+" and a == 58 and b == 103:
    print("161")
if op == "+" and a == 58 and b == 104:
    print("162")
if op == "+" and a == 58 and b == 105:
    print("163")
if op == "+" and a == 58 and b == 106:
    print("164")
if op == "+" and a == 58 and b == 107:
    print("165")
if op == "+" and a == 58 and b == 108:
    print("166")
if op == "+" and a == 58 and b == 109:
    print("167")
if op == "+" and a == 58 and b == 110:
    print("168")
if op == "+" and a == 58 and b == 111:
    print("169")
if op == "+" and a == 58 and b == 112:
    print("170")
if op == "+" and a == 58 and b == 113:
    print("171")
if op == "+" and a == 58 and b == 114:
    print("172")
if op == "+" and a == 58 and b == 115:
    print("173")
if op == "+" and a == 58 and b == 116:
    print("174")
if op == "+" and a == 58 and b == 117:
    print("175")
if op == "+" and a == 58 and b == 118:
    print("176")
if op == "+" and a == 58 and b == 119:
    print("177")
if op == "+" and a == 58 and b == 120:
    print("178")
if op == "+" and a == 58 and b == 121:
    print("179")
if op == "+" and a == 58 and b == 122:
    print("180")
if op == "+" and a == 58 and b == 123:
    print("181")
if op == "+" and a == 58 and b == 124:
    print("182")
if op == "+" and a == 58 and b == 125:
    print("183")
if op == "+" and a == 58 and b == 126:
    print("184")
if op == "+" and a == 58 and b == 127:
    print("185")
if op == "+" and a == 59 and b == 0:
    print("59")
if op == "+" and a == 59 and b == 1:
    print("60")
if op == "+" and a == 59 and b == 2:
    print("61")
if op == "+" and a == 59 and b == 3:
    print("62")
if op == "+" and a == 59 and b == 4:
    print("63")
if op == "+" and a == 59 and b == 5:
    print("64")
if op == "+" and a == 59 and b == 6:
    print("65")
if op == "+" and a == 59 and b == 7:
    print("66")
if op == "+" and a == 59 and b == 8:
    print("67")
if op == "+" and a == 59 and b == 9:
    print("68")
if op == "+" and a == 59 and b == 10:
    print("69")
if op == "+" and a == 59 and b == 11:
    print("70")
if op == "+" and a == 59 and b == 12:
    print("71")
if op == "+" and a == 59 and b == 13:
    print("72")
if op == "+" and a == 59 and b == 14:
    print("73")
if op == "+" and a == 59 and b == 15:
    print("74")
if op == "+" and a == 59 and b == 16:
    print("75")
if op == "+" and a == 59 and b == 17:
    print("76")
if op == "+" and a == 59 and b == 18:
    print("77")
if op == "+" and a == 59 and b == 19:
    print("78")
if op == "+" and a == 59 and b == 20:
    print("79")
if op == "+" and a == 59 and b == 21:
    print("80")
if op == "+" and a == 59 and b == 22:
    print("81")
if op == "+" and a == 59 and b == 23:
    print("82")
if op == "+" and a == 59 and b == 24:
    print("83")
if op == "+" and a == 59 and b == 25:
    print("84")
if op == "+" and a == 59 and b == 26:
    print("85")
if op == "+" and a == 59 and b == 27:
    print("86")
if op == "+" and a == 59 and b == 28:
    print("87")
if op == "+" and a == 59 and b == 29:
    print("88")
if op == "+" and a == 59 and b == 30:
    print("89")
if op == "+" and a == 59 and b == 31:
    print("90")
if op == "+" and a == 59 and b == 32:
    print("91")
if op == "+" and a == 59 and b == 33:
    print("92")
if op == "+" and a == 59 and b == 34:
    print("93")
if op == "+" and a == 59 and b == 35:
    print("94")
if op == "+" and a == 59 and b == 36:
    print("95")
if op == "+" and a == 59 and b == 37:
    print("96")
if op == "+" and a == 59 and b == 38:
    print("97")
if op == "+" and a == 59 and b == 39:
    print("98")
if op == "+" and a == 59 and b == 40:
    print("99")
if op == "+" and a == 59 and b == 41:
    print("100")
if op == "+" and a == 59 and b == 42:
    print("101")
if op == "+" and a == 59 and b == 43:
    print("102")
if op == "+" and a == 59 and b == 44:
    print("103")
if op == "+" and a == 59 and b == 45:
    print("104")
if op == "+" and a == 59 and b == 46:
    print("105")
if op == "+" and a == 59 and b == 47:
    print("106")
if op == "+" and a == 59 and b == 48:
    print("107")
if op == "+" and a == 59 and b == 49:
    print("108")
if op == "+" and a == 59 and b == 50:
    print("109")
if op == "+" and a == 59 and b == 51:
    print("110")
if op == "+" and a == 59 and b == 52:
    print("111")
if op == "+" and a == 59 and b == 53:
    print("112")
if op == "+" and a == 59 and b == 54:
    print("113")
if op == "+" and a == 59 and b == 55:
    print("114")
if op == "+" and a == 59 and b == 56:
    print("115")
if op == "+" and a == 59 and b == 57:
    print("116")
if op == "+" and a == 59 and b == 58:
    print("117")
if op == "+" and a == 59 and b == 59:
    print("118")
if op == "+" and a == 59 and b == 60:
    print("119")
if op == "+" and a == 59 and b == 61:
    print("120")
if op == "+" and a == 59 and b == 62:
    print("121")
if op == "+" and a == 59 and b == 63:
    print("122")
if op == "+" and a == 59 and b == 64:
    print("123")
if op == "+" and a == 59 and b == 65:
    print("124")
if op == "+" and a == 59 and b == 66:
    print("125")
if op == "+" and a == 59 and b == 67:
    print("126")
if op == "+" and a == 59 and b == 68:
    print("127")
if op == "+" and a == 59 and b == 69:
    print("128")
if op == "+" and a == 59 and b == 70:
    print("129")
if op == "+" and a == 59 and b == 71:
    print("130")
if op == "+" and a == 59 and b == 72:
    print("131")
if op == "+" and a == 59 and b == 73:
    print("132")
if op == "+" and a == 59 and b == 74:
    print("133")
if op == "+" and a == 59 and b == 75:
    print("134")
if op == "+" and a == 59 and b == 76:
    print("135")
if op == "+" and a == 59 and b == 77:
    print("136")
if op == "+" and a == 59 and b == 78:
    print("137")
if op == "+" and a == 59 and b == 79:
    print("138")
if op == "+" and a == 59 and b == 80:
    print("139")
if op == "+" and a == 59 and b == 81:
    print("140")
if op == "+" and a == 59 and b == 82:
    print("141")
if op == "+" and a == 59 and b == 83:
    print("142")
if op == "+" and a == 59 and b == 84:
    print("143")
if op == "+" and a == 59 and b == 85:
    print("144")
if op == "+" and a == 59 and b == 86:
    print("145")
if op == "+" and a == 59 and b == 87:
    print("146")
if op == "+" and a == 59 and b == 88:
    print("147")
if op == "+" and a == 59 and b == 89:
    print("148")
if op == "+" and a == 59 and b == 90:
    print("149")
if op == "+" and a == 59 and b == 91:
    print("150")
if op == "+" and a == 59 and b == 92:
    print("151")
if op == "+" and a == 59 and b == 93:
    print("152")
if op == "+" and a == 59 and b == 94:
    print("153")
if op == "+" and a == 59 and b == 95:
    print("154")
if op == "+" and a == 59 and b == 96:
    print("155")
if op == "+" and a == 59 and b == 97:
    print("156")
if op == "+" and a == 59 and b == 98:
    print("157")
if op == "+" and a == 59 and b == 99:
    print("158")
if op == "+" and a == 59 and b == 100:
    print("159")
if op == "+" and a == 59 and b == 101:
    print("160")
if op == "+" and a == 59 and b == 102:
    print("161")
if op == "+" and a == 59 and b == 103:
    print("162")
if op == "+" and a == 59 and b == 104:
    print("163")
if op == "+" and a == 59 and b == 105:
    print("164")
if op == "+" and a == 59 and b == 106:
    print("165")
if op == "+" and a == 59 and b == 107:
    print("166")
if op == "+" and a == 59 and b == 108:
    print("167")
if op == "+" and a == 59 and b == 109:
    print("168")
if op == "+" and a == 59 and b == 110:
    print("169")
if op == "+" and a == 59 and b == 111:
    print("170")
if op == "+" and a == 59 and b == 112:
    print("171")
if op == "+" and a == 59 and b == 113:
    print("172")
if op == "+" and a == 59 and b == 114:
    print("173")
if op == "+" and a == 59 and b == 115:
    print("174")
if op == "+" and a == 59 and b == 116:
    print("175")
if op == "+" and a == 59 and b == 117:
    print("176")
if op == "+" and a == 59 and b == 118:
    print("177")
if op == "+" and a == 59 and b == 119:
    print("178")
if op == "+" and a == 59 and b == 120:
    print("179")
if op == "+" and a == 59 and b == 121:
    print("180")
if op == "+" and a == 59 and b == 122:
    print("181")
if op == "+" and a == 59 and b == 123:
    print("182")
if op == "+" and a == 59 and b == 124:
    print("183")
if op == "+" and a == 59 and b == 125:
    print("184")
if op == "+" and a == 59 and b == 126:
    print("185")
if op == "+" and a == 59 and b == 127:
    print("186")
if op == "+" and a == 60 and b == 0:
    print("60")
if op == "+" and a == 60 and b == 1:
    print("61")
if op == "+" and a == 60 and b == 2:
    print("62")
if op == "+" and a == 60 and b == 3:
    print("63")
if op == "+" and a == 60 and b == 4:
    print("64")
if op == "+" and a == 60 and b == 5:
    print("65")
if op == "+" and a == 60 and b == 6:
    print("66")
if op == "+" and a == 60 and b == 7:
    print("67")
if op == "+" and a == 60 and b == 8:
    print("68")
if op == "+" and a == 60 and b == 9:
    print("69")
if op == "+" and a == 60 and b == 10:
    print("70")
if op == "+" and a == 60 and b == 11:
    print("71")
if op == "+" and a == 60 and b == 12:
    print("72")
if op == "+" and a == 60 and b == 13:
    print("73")
if op == "+" and a == 60 and b == 14:
    print("74")
if op == "+" and a == 60 and b == 15:
    print("75")
if op == "+" and a == 60 and b == 16:
    print("76")
if op == "+" and a == 60 and b == 17:
    print("77")
if op == "+" and a == 60 and b == 18:
    print("78")
if op == "+" and a == 60 and b == 19:
    print("79")
if op == "+" and a == 60 and b == 20:
    print("80")
if op == "+" and a == 60 and b == 21:
    print("81")
if op == "+" and a == 60 and b == 22:
    print("82")
if op == "+" and a == 60 and b == 23:
    print("83")
if op == "+" and a == 60 and b == 24:
    print("84")
if op == "+" and a == 60 and b == 25:
    print("85")
if op == "+" and a == 60 and b == 26:
    print("86")
if op == "+" and a == 60 and b == 27:
    print("87")
if op == "+" and a == 60 and b == 28:
    print("88")
if op == "+" and a == 60 and b == 29:
    print("89")
if op == "+" and a == 60 and b == 30:
    print("90")
if op == "+" and a == 60 and b == 31:
    print("91")
if op == "+" and a == 60 and b == 32:
    print("92")
if op == "+" and a == 60 and b == 33:
    print("93")
if op == "+" and a == 60 and b == 34:
    print("94")
if op == "+" and a == 60 and b == 35:
    print("95")
if op == "+" and a == 60 and b == 36:
    print("96")
if op == "+" and a == 60 and b == 37:
    print("97")
if op == "+" and a == 60 and b == 38:
    print("98")
if op == "+" and a == 60 and b == 39:
    print("99")
if op == "+" and a == 60 and b == 40:
    print("100")
if op == "+" and a == 60 and b == 41:
    print("101")
if op == "+" and a == 60 and b == 42:
    print("102")
if op == "+" and a == 60 and b == 43:
    print("103")
if op == "+" and a == 60 and b == 44:
    print("104")
if op == "+" and a == 60 and b == 45:
    print("105")
if op == "+" and a == 60 and b == 46:
    print("106")
if op == "+" and a == 60 and b == 47:
    print("107")
if op == "+" and a == 60 and b == 48:
    print("108")
if op == "+" and a == 60 and b == 49:
    print("109")
if op == "+" and a == 60 and b == 50:
    print("110")
if op == "+" and a == 60 and b == 51:
    print("111")
if op == "+" and a == 60 and b == 52:
    print("112")
if op == "+" and a == 60 and b == 53:
    print("113")
if op == "+" and a == 60 and b == 54:
    print("114")
if op == "+" and a == 60 and b == 55:
    print("115")
if op == "+" and a == 60 and b == 56:
    print("116")
if op == "+" and a == 60 and b == 57:
    print("117")
if op == "+" and a == 60 and b == 58:
    print("118")
if op == "+" and a == 60 and b == 59:
    print("119")
if op == "+" and a == 60 and b == 60:
    print("120")
if op == "+" and a == 60 and b == 61:
    print("121")
if op == "+" and a == 60 and b == 62:
    print("122")
if op == "+" and a == 60 and b == 63:
    print("123")
if op == "+" and a == 60 and b == 64:
    print("124")
if op == "+" and a == 60 and b == 65:
    print("125")
if op == "+" and a == 60 and b == 66:
    print("126")
if op == "+" and a == 60 and b == 67:
    print("127")
if op == "+" and a == 60 and b == 68:
    print("128")
if op == "+" and a == 60 and b == 69:
    print("129")
if op == "+" and a == 60 and b == 70:
    print("130")
if op == "+" and a == 60 and b == 71:
    print("131")
if op == "+" and a == 60 and b == 72:
    print("132")
if op == "+" and a == 60 and b == 73:
    print("133")
if op == "+" and a == 60 and b == 74:
    print("134")
if op == "+" and a == 60 and b == 75:
    print("135")
if op == "+" and a == 60 and b == 76:
    print("136")
if op == "+" and a == 60 and b == 77:
    print("137")
if op == "+" and a == 60 and b == 78:
    print("138")
if op == "+" and a == 60 and b == 79:
    print("139")
if op == "+" and a == 60 and b == 80:
    print("140")
if op == "+" and a == 60 and b == 81:
    print("141")
if op == "+" and a == 60 and b == 82:
    print("142")
if op == "+" and a == 60 and b == 83:
    print("143")
if op == "+" and a == 60 and b == 84:
    print("144")
if op == "+" and a == 60 and b == 85:
    print("145")
if op == "+" and a == 60 and b == 86:
    print("146")
if op == "+" and a == 60 and b == 87:
    print("147")
if op == "+" and a == 60 and b == 88:
    print("148")
if op == "+" and a == 60 and b == 89:
    print("149")
if op == "+" and a == 60 and b == 90:
    print("150")
if op == "+" and a == 60 and b == 91:
    print("151")
if op == "+" and a == 60 and b == 92:
    print("152")
if op == "+" and a == 60 and b == 93:
    print("153")
if op == "+" and a == 60 and b == 94:
    print("154")
if op == "+" and a == 60 and b == 95:
    print("155")
if op == "+" and a == 60 and b == 96:
    print("156")
if op == "+" and a == 60 and b == 97:
    print("157")
if op == "+" and a == 60 and b == 98:
    print("158")
if op == "+" and a == 60 and b == 99:
    print("159")
if op == "+" and a == 60 and b == 100:
    print("160")
if op == "+" and a == 60 and b == 101:
    print("161")
if op == "+" and a == 60 and b == 102:
    print("162")
if op == "+" and a == 60 and b == 103:
    print("163")
if op == "+" and a == 60 and b == 104:
    print("164")
if op == "+" and a == 60 and b == 105:
    print("165")
if op == "+" and a == 60 and b == 106:
    print("166")
if op == "+" and a == 60 and b == 107:
    print("167")
if op == "+" and a == 60 and b == 108:
    print("168")
if op == "+" and a == 60 and b == 109:
    print("169")
if op == "+" and a == 60 and b == 110:
    print("170")
if op == "+" and a == 60 and b == 111:
    print("171")
if op == "+" and a == 60 and b == 112:
    print("172")
if op == "+" and a == 60 and b == 113:
    print("173")
if op == "+" and a == 60 and b == 114:
    print("174")
if op == "+" and a == 60 and b == 115:
    print("175")
if op == "+" and a == 60 and b == 116:
    print("176")
if op == "+" and a == 60 and b == 117:
    print("177")
if op == "+" and a == 60 and b == 118:
    print("178")
if op == "+" and a == 60 and b == 119:
    print("179")
if op == "+" and a == 60 and b == 120:
    print("180")
if op == "+" and a == 60 and b == 121:
    print("181")
if op == "+" and a == 60 and b == 122:
    print("182")
if op == "+" and a == 60 and b == 123:
    print("183")
if op == "+" and a == 60 and b == 124:
    print("184")
if op == "+" and a == 60 and b == 125:
    print("185")
if op == "+" and a == 60 and b == 126:
    print("186")
if op == "+" and a == 60 and b == 127:
    print("187")
if op == "+" and a == 61 and b == 0:
    print("61")
if op == "+" and a == 61 and b == 1:
    print("62")
if op == "+" and a == 61 and b == 2:
    print("63")
if op == "+" and a == 61 and b == 3:
    print("64")
if op == "+" and a == 61 and b == 4:
    print("65")
if op == "+" and a == 61 and b == 5:
    print("66")
if op == "+" and a == 61 and b == 6:
    print("67")
if op == "+" and a == 61 and b == 7:
    print("68")
if op == "+" and a == 61 and b == 8:
    print("69")
if op == "+" and a == 61 and b == 9:
    print("70")
if op == "+" and a == 61 and b == 10:
    print("71")
if op == "+" and a == 61 and b == 11:
    print("72")
if op == "+" and a == 61 and b == 12:
    print("73")
if op == "+" and a == 61 and b == 13:
    print("74")
if op == "+" and a == 61 and b == 14:
    print("75")
if op == "+" and a == 61 and b == 15:
    print("76")
if op == "+" and a == 61 and b == 16:
    print("77")
if op == "+" and a == 61 and b == 17:
    print("78")
if op == "+" and a == 61 and b == 18:
    print("79")
if op == "+" and a == 61 and b == 19:
    print("80")
if op == "+" and a == 61 and b == 20:
    print("81")
if op == "+" and a == 61 and b == 21:
    print("82")
if op == "+" and a == 61 and b == 22:
    print("83")
if op == "+" and a == 61 and b == 23:
    print("84")
if op == "+" and a == 61 and b == 24:
    print("85")
if op == "+" and a == 61 and b == 25:
    print("86")
if op == "+" and a == 61 and b == 26:
    print("87")
if op == "+" and a == 61 and b == 27:
    print("88")
if op == "+" and a == 61 and b == 28:
    print("89")
if op == "+" and a == 61 and b == 29:
    print("90")
if op == "+" and a == 61 and b == 30:
    print("91")
if op == "+" and a == 61 and b == 31:
    print("92")
if op == "+" and a == 61 and b == 32:
    print("93")
if op == "+" and a == 61 and b == 33:
    print("94")
if op == "+" and a == 61 and b == 34:
    print("95")
if op == "+" and a == 61 and b == 35:
    print("96")
if op == "+" and a == 61 and b == 36:
    print("97")
if op == "+" and a == 61 and b == 37:
    print("98")
if op == "+" and a == 61 and b == 38:
    print("99")
if op == "+" and a == 61 and b == 39:
    print("100")
if op == "+" and a == 61 and b == 40:
    print("101")
if op == "+" and a == 61 and b == 41:
    print("102")
if op == "+" and a == 61 and b == 42:
    print("103")
if op == "+" and a == 61 and b == 43:
    print("104")
if op == "+" and a == 61 and b == 44:
    print("105")
if op == "+" and a == 61 and b == 45:
    print("106")
if op == "+" and a == 61 and b == 46:
    print("107")
if op == "+" and a == 61 and b == 47:
    print("108")
if op == "+" and a == 61 and b == 48:
    print("109")
if op == "+" and a == 61 and b == 49:
    print("110")
if op == "+" and a == 61 and b == 50:
    print("111")
if op == "+" and a == 61 and b == 51:
    print("112")
if op == "+" and a == 61 and b == 52:
    print("113")
if op == "+" and a == 61 and b == 53:
    print("114")
if op == "+" and a == 61 and b == 54:
    print("115")
if op == "+" and a == 61 and b == 55:
    print("116")
if op == "+" and a == 61 and b == 56:
    print("117")
if op == "+" and a == 61 and b == 57:
    print("118")
if op == "+" and a == 61 and b == 58:
    print("119")
if op == "+" and a == 61 and b == 59:
    print("120")
if op == "+" and a == 61 and b == 60:
    print("121")
if op == "+" and a == 61 and b == 61:
    print("122")
if op == "+" and a == 61 and b == 62:
    print("123")
if op == "+" and a == 61 and b == 63:
    print("124")
if op == "+" and a == 61 and b == 64:
    print("125")
if op == "+" and a == 61 and b == 65:
    print("126")
if op == "+" and a == 61 and b == 66:
    print("127")
if op == "+" and a == 61 and b == 67:
    print("128")
if op == "+" and a == 61 and b == 68:
    print("129")
if op == "+" and a == 61 and b == 69:
    print("130")
if op == "+" and a == 61 and b == 70:
    print("131")
if op == "+" and a == 61 and b == 71:
    print("132")
if op == "+" and a == 61 and b == 72:
    print("133")
if op == "+" and a == 61 and b == 73:
    print("134")
if op == "+" and a == 61 and b == 74:
    print("135")
if op == "+" and a == 61 and b == 75:
    print("136")
if op == "+" and a == 61 and b == 76:
    print("137")
if op == "+" and a == 61 and b == 77:
    print("138")
if op == "+" and a == 61 and b == 78:
    print("139")
if op == "+" and a == 61 and b == 79:
    print("140")
if op == "+" and a == 61 and b == 80:
    print("141")
if op == "+" and a == 61 and b == 81:
    print("142")
if op == "+" and a == 61 and b == 82:
    print("143")
if op == "+" and a == 61 and b == 83:
    print("144")
if op == "+" and a == 61 and b == 84:
    print("145")
if op == "+" and a == 61 and b == 85:
    print("146")
if op == "+" and a == 61 and b == 86:
    print("147")
if op == "+" and a == 61 and b == 87:
    print("148")
if op == "+" and a == 61 and b == 88:
    print("149")
if op == "+" and a == 61 and b == 89:
    print("150")
if op == "+" and a == 61 and b == 90:
    print("151")
if op == "+" and a == 61 and b == 91:
    print("152")
if op == "+" and a == 61 and b == 92:
    print("153")
if op == "+" and a == 61 and b == 93:
    print("154")
if op == "+" and a == 61 and b == 94:
    print("155")
if op == "+" and a == 61 and b == 95:
    print("156")
if op == "+" and a == 61 and b == 96:
    print("157")
if op == "+" and a == 61 and b == 97:
    print("158")
if op == "+" and a == 61 and b == 98:
    print("159")
if op == "+" and a == 61 and b == 99:
    print("160")
if op == "+" and a == 61 and b == 100:
    print("161")
if op == "+" and a == 61 and b == 101:
    print("162")
if op == "+" and a == 61 and b == 102:
    print("163")
if op == "+" and a == 61 and b == 103:
    print("164")
if op == "+" and a == 61 and b == 104:
    print("165")
if op == "+" and a == 61 and b == 105:
    print("166")
if op == "+" and a == 61 and b == 106:
    print("167")
if op == "+" and a == 61 and b == 107:
    print("168")
if op == "+" and a == 61 and b == 108:
    print("169")
if op == "+" and a == 61 and b == 109:
    print("170")
if op == "+" and a == 61 and b == 110:
    print("171")
if op == "+" and a == 61 and b == 111:
    print("172")
if op == "+" and a == 61 and b == 112:
    print("173")
if op == "+" and a == 61 and b == 113:
    print("174")
if op == "+" and a == 61 and b == 114:
    print("175")
if op == "+" and a == 61 and b == 115:
    print("176")
if op == "+" and a == 61 and b == 116:
    print("177")
if op == "+" and a == 61 and b == 117:
    print("178")
if op == "+" and a == 61 and b == 118:
    print("179")
if op == "+" and a == 61 and b == 119:
    print("180")
if op == "+" and a == 61 and b == 120:
    print("181")
if op == "+" and a == 61 and b == 121:
    print("182")
if op == "+" and a == 61 and b == 122:
    print("183")
if op == "+" and a == 61 and b == 123:
    print("184")
if op == "+" and a == 61 and b == 124:
    print("185")
if op == "+" and a == 61 and b == 125:
    print("186")
if op == "+" and a == 61 and b == 126:
    print("187")
if op == "+" and a == 61 and b == 127:
    print("188")
if op == "+" and a == 62 and b == 0:
    print("62")
if op == "+" and a == 62 and b == 1:
    print("63")
if op == "+" and a == 62 and b == 2:
    print("64")
if op == "+" and a == 62 and b == 3:
    print("65")
if op == "+" and a == 62 and b == 4:
    print("66")
if op == "+" and a == 62 and b == 5:
    print("67")
if op == "+" and a == 62 and b == 6:
    print("68")
if op == "+" and a == 62 and b == 7:
    print("69")
if op == "+" and a == 62 and b == 8:
    print("70")
if op == "+" and a == 62 and b == 9:
    print("71")
if op == "+" and a == 62 and b == 10:
    print("72")
if op == "+" and a == 62 and b == 11:
    print("73")
if op == "+" and a == 62 and b == 12:
    print("74")
if op == "+" and a == 62 and b == 13:
    print("75")
if op == "+" and a == 62 and b == 14:
    print("76")
if op == "+" and a == 62 and b == 15:
    print("77")
if op == "+" and a == 62 and b == 16:
    print("78")
if op == "+" and a == 62 and b == 17:
    print("79")
if op == "+" and a == 62 and b == 18:
    print("80")
if op == "+" and a == 62 and b == 19:
    print("81")
if op == "+" and a == 62 and b == 20:
    print("82")
if op == "+" and a == 62 and b == 21:
    print("83")
if op == "+" and a == 62 and b == 22:
    print("84")
if op == "+" and a == 62 and b == 23:
    print("85")
if op == "+" and a == 62 and b == 24:
    print("86")
if op == "+" and a == 62 and b == 25:
    print("87")
if op == "+" and a == 62 and b == 26:
    print("88")
if op == "+" and a == 62 and b == 27:
    print("89")
if op == "+" and a == 62 and b == 28:
    print("90")
if op == "+" and a == 62 and b == 29:
    print("91")
if op == "+" and a == 62 and b == 30:
    print("92")
if op == "+" and a == 62 and b == 31:
    print("93")
if op == "+" and a == 62 and b == 32:
    print("94")
if op == "+" and a == 62 and b == 33:
    print("95")
if op == "+" and a == 62 and b == 34:
    print("96")
if op == "+" and a == 62 and b == 35:
    print("97")
if op == "+" and a == 62 and b == 36:
    print("98")
if op == "+" and a == 62 and b == 37:
    print("99")
if op == "+" and a == 62 and b == 38:
    print("100")
if op == "+" and a == 62 and b == 39:
    print("101")
if op == "+" and a == 62 and b == 40:
    print("102")
if op == "+" and a == 62 and b == 41:
    print("103")
if op == "+" and a == 62 and b == 42:
    print("104")
if op == "+" and a == 62 and b == 43:
    print("105")
if op == "+" and a == 62 and b == 44:
    print("106")
if op == "+" and a == 62 and b == 45:
    print("107")
if op == "+" and a == 62 and b == 46:
    print("108")
if op == "+" and a == 62 and b == 47:
    print("109")
if op == "+" and a == 62 and b == 48:
    print("110")
if op == "+" and a == 62 and b == 49:
    print("111")
if op == "+" and a == 62 and b == 50:
    print("112")
if op == "+" and a == 62 and b == 51:
    print("113")
if op == "+" and a == 62 and b == 52:
    print("114")
if op == "+" and a == 62 and b == 53:
    print("115")
if op == "+" and a == 62 and b == 54:
    print("116")
if op == "+" and a == 62 and b == 55:
    print("117")
if op == "+" and a == 62 and b == 56:
    print("118")
if op == "+" and a == 62 and b == 57:
    print("119")
if op == "+" and a == 62 and b == 58:
    print("120")
if op == "+" and a == 62 and b == 59:
    print("121")
if op == "+" and a == 62 and b == 60:
    print("122")
if op == "+" and a == 62 and b == 61:
    print("123")
if op == "+" and a == 62 and b == 62:
    print("124")
if op == "+" and a == 62 and b == 63:
    print("125")
if op == "+" and a == 62 and b == 64:
    print("126")
if op == "+" and a == 62 and b == 65:
    print("127")
if op == "+" and a == 62 and b == 66:
    print("128")
if op == "+" and a == 62 and b == 67:
    print("129")
if op == "+" and a == 62 and b == 68:
    print("130")
if op == "+" and a == 62 and b == 69:
    print("131")
if op == "+" and a == 62 and b == 70:
    print("132")
if op == "+" and a == 62 and b == 71:
    print("133")
if op == "+" and a == 62 and b == 72:
    print("134")
if op == "+" and a == 62 and b == 73:
    print("135")
if op == "+" and a == 62 and b == 74:
    print("136")
if op == "+" and a == 62 and b == 75:
    print("137")
if op == "+" and a == 62 and b == 76:
    print("138")
if op == "+" and a == 62 and b == 77:
    print("139")
if op == "+" and a == 62 and b == 78:
    print("140")
if op == "+" and a == 62 and b == 79:
    print("141")
if op == "+" and a == 62 and b == 80:
    print("142")
if op == "+" and a == 62 and b == 81:
    print("143")
if op == "+" and a == 62 and b == 82:
    print("144")
if op == "+" and a == 62 and b == 83:
    print("145")
if op == "+" and a == 62 and b == 84:
    print("146")
if op == "+" and a == 62 and b == 85:
    print("147")
if op == "+" and a == 62 and b == 86:
    print("148")
if op == "+" and a == 62 and b == 87:
    print("149")
if op == "+" and a == 62 and b == 88:
    print("150")
if op == "+" and a == 62 and b == 89:
    print("151")
if op == "+" and a == 62 and b == 90:
    print("152")
if op == "+" and a == 62 and b == 91:
    print("153")
if op == "+" and a == 62 and b == 92:
    print("154")
if op == "+" and a == 62 and b == 93:
    print("155")
if op == "+" and a == 62 and b == 94:
    print("156")
if op == "+" and a == 62 and b == 95:
    print("157")
if op == "+" and a == 62 and b == 96:
    print("158")
if op == "+" and a == 62 and b == 97:
    print("159")
if op == "+" and a == 62 and b == 98:
    print("160")
if op == "+" and a == 62 and b == 99:
    print("161")
if op == "+" and a == 62 and b == 100:
    print("162")
if op == "+" and a == 62 and b == 101:
    print("163")
if op == "+" and a == 62 and b == 102:
    print("164")
if op == "+" and a == 62 and b == 103:
    print("165")
if op == "+" and a == 62 and b == 104:
    print("166")
if op == "+" and a == 62 and b == 105:
    print("167")
if op == "+" and a == 62 and b == 106:
    print("168")
if op == "+" and a == 62 and b == 107:
    print("169")
if op == "+" and a == 62 and b == 108:
    print("170")
if op == "+" and a == 62 and b == 109:
    print("171")
if op == "+" and a == 62 and b == 110:
    print("172")
if op == "+" and a == 62 and b == 111:
    print("173")
if op == "+" and a == 62 and b == 112:
    print("174")
if op == "+" and a == 62 and b == 113:
    print("175")
if op == "+" and a == 62 and b == 114:
    print("176")
if op == "+" and a == 62 and b == 115:
    print("177")
if op == "+" and a == 62 and b == 116:
    print("178")
if op == "+" and a == 62 and b == 117:
    print("179")
if op == "+" and a == 62 and b == 118:
    print("180")
if op == "+" and a == 62 and b == 119:
    print("181")
if op == "+" and a == 62 and b == 120:
    print("182")
if op == "+" and a == 62 and b == 121:
    print("183")
if op == "+" and a == 62 and b == 122:
    print("184")
if op == "+" and a == 62 and b == 123:
    print("185")
if op == "+" and a == 62 and b == 124:
    print("186")
if op == "+" and a == 62 and b == 125:
    print("187")
if op == "+" and a == 62 and b == 126:
    print("188")
if op == "+" and a == 62 and b == 127:
    print("189")
if op == "+" and a == 63 and b == 0:
    print("63")
if op == "+" and a == 63 and b == 1:
    print("64")
if op == "+" and a == 63 and b == 2:
    print("65")
if op == "+" and a == 63 and b == 3:
    print("66")
if op == "+" and a == 63 and b == 4:
    print("67")
if op == "+" and a == 63 and b == 5:
    print("68")
if op == "+" and a == 63 and b == 6:
    print("69")
if op == "+" and a == 63 and b == 7:
    print("70")
if op == "+" and a == 63 and b == 8:
    print("71")
if op == "+" and a == 63 and b == 9:
    print("72")
if op == "+" and a == 63 and b == 10:
    print("73")
if op == "+" and a == 63 and b == 11:
    print("74")
if op == "+" and a == 63 and b == 12:
    print("75")
if op == "+" and a == 63 and b == 13:
    print("76")
if op == "+" and a == 63 and b == 14:
    print("77")
if op == "+" and a == 63 and b == 15:
    print("78")
if op == "+" and a == 63 and b == 16:
    print("79")
if op == "+" and a == 63 and b == 17:
    print("80")
if op == "+" and a == 63 and b == 18:
    print("81")
if op == "+" and a == 63 and b == 19:
    print("82")
if op == "+" and a == 63 and b == 20:
    print("83")
if op == "+" and a == 63 and b == 21:
    print("84")
if op == "+" and a == 63 and b == 22:
    print("85")
if op == "+" and a == 63 and b == 23:
    print("86")
if op == "+" and a == 63 and b == 24:
    print("87")
if op == "+" and a == 63 and b == 25:
    print("88")
if op == "+" and a == 63 and b == 26:
    print("89")
if op == "+" and a == 63 and b == 27:
    print("90")
if op == "+" and a == 63 and b == 28:
    print("91")
if op == "+" and a == 63 and b == 29:
    print("92")
if op == "+" and a == 63 and b == 30:
    print("93")
if op == "+" and a == 63 and b == 31:
    print("94")
if op == "+" and a == 63 and b == 32:
    print("95")
if op == "+" and a == 63 and b == 33:
    print("96")
if op == "+" and a == 63 and b == 34:
    print("97")
if op == "+" and a == 63 and b == 35:
    print("98")
if op == "+" and a == 63 and b == 36:
    print("99")
if op == "+" and a == 63 and b == 37:
    print("100")
if op == "+" and a == 63 and b == 38:
    print("101")
if op == "+" and a == 63 and b == 39:
    print("102")
if op == "+" and a == 63 and b == 40:
    print("103")
if op == "+" and a == 63 and b == 41:
    print("104")
if op == "+" and a == 63 and b == 42:
    print("105")
if op == "+" and a == 63 and b == 43:
    print("106")
if op == "+" and a == 63 and b == 44:
    print("107")
if op == "+" and a == 63 and b == 45:
    print("108")
if op == "+" and a == 63 and b == 46:
    print("109")
if op == "+" and a == 63 and b == 47:
    print("110")
if op == "+" and a == 63 and b == 48:
    print("111")
if op == "+" and a == 63 and b == 49:
    print("112")
if op == "+" and a == 63 and b == 50:
    print("113")
if op == "+" and a == 63 and b == 51:
    print("114")
if op == "+" and a == 63 and b == 52:
    print("115")
if op == "+" and a == 63 and b == 53:
    print("116")
if op == "+" and a == 63 and b == 54:
    print("117")
if op == "+" and a == 63 and b == 55:
    print("118")
if op == "+" and a == 63 and b == 56:
    print("119")
if op == "+" and a == 63 and b == 57:
    print("120")
if op == "+" and a == 63 and b == 58:
    print("121")
if op == "+" and a == 63 and b == 59:
    print("122")
if op == "+" and a == 63 and b == 60:
    print("123")
if op == "+" and a == 63 and b == 61:
    print("124")
if op == "+" and a == 63 and b == 62:
    print("125")
if op == "+" and a == 63 and b == 63:
    print("126")
if op == "+" and a == 63 and b == 64:
    print("127")
if op == "+" and a == 63 and b == 65:
    print("128")
if op == "+" and a == 63 and b == 66:
    print("129")
if op == "+" and a == 63 and b == 67:
    print("130")
if op == "+" and a == 63 and b == 68:
    print("131")
if op == "+" and a == 63 and b == 69:
    print("132")
if op == "+" and a == 63 and b == 70:
    print("133")
if op == "+" and a == 63 and b == 71:
    print("134")
if op == "+" and a == 63 and b == 72:
    print("135")
if op == "+" and a == 63 and b == 73:
    print("136")
if op == "+" and a == 63 and b == 74:
    print("137")
if op == "+" and a == 63 and b == 75:
    print("138")
if op == "+" and a == 63 and b == 76:
    print("139")
if op == "+" and a == 63 and b == 77:
    print("140")
if op == "+" and a == 63 and b == 78:
    print("141")
if op == "+" and a == 63 and b == 79:
    print("142")
if op == "+" and a == 63 and b == 80:
    print("143")
if op == "+" and a == 63 and b == 81:
    print("144")
if op == "+" and a == 63 and b == 82:
    print("145")
if op == "+" and a == 63 and b == 83:
    print("146")
if op == "+" and a == 63 and b == 84:
    print("147")
if op == "+" and a == 63 and b == 85:
    print("148")
if op == "+" and a == 63 and b == 86:
    print("149")
if op == "+" and a == 63 and b == 87:
    print("150")
if op == "+" and a == 63 and b == 88:
    print("151")
if op == "+" and a == 63 and b == 89:
    print("152")
if op == "+" and a == 63 and b == 90:
    print("153")
if op == "+" and a == 63 and b == 91:
    print("154")
if op == "+" and a == 63 and b == 92:
    print("155")
if op == "+" and a == 63 and b == 93:
    print("156")
if op == "+" and a == 63 and b == 94:
    print("157")
if op == "+" and a == 63 and b == 95:
    print("158")
if op == "+" and a == 63 and b == 96:
    print("159")
if op == "+" and a == 63 and b == 97:
    print("160")
if op == "+" and a == 63 and b == 98:
    print("161")
if op == "+" and a == 63 and b == 99:
    print("162")
if op == "+" and a == 63 and b == 100:
    print("163")
if op == "+" and a == 63 and b == 101:
    print("164")
if op == "+" and a == 63 and b == 102:
    print("165")
if op == "+" and a == 63 and b == 103:
    print("166")
if op == "+" and a == 63 and b == 104:
    print("167")
if op == "+" and a == 63 and b == 105:
    print("168")
if op == "+" and a == 63 and b == 106:
    print("169")
if op == "+" and a == 63 and b == 107:
    print("170")
if op == "+" and a == 63 and b == 108:
    print("171")
if op == "+" and a == 63 and b == 109:
    print("172")
if op == "+" and a == 63 and b == 110:
    print("173")
if op == "+" and a == 63 and b == 111:
    print("174")
if op == "+" and a == 63 and b == 112:
    print("175")
if op == "+" and a == 63 and b == 113:
    print("176")
if op == "+" and a == 63 and b == 114:
    print("177")
if op == "+" and a == 63 and b == 115:
    print("178")
if op == "+" and a == 63 and b == 116:
    print("179")
if op == "+" and a == 63 and b == 117:
    print("180")
if op == "+" and a == 63 and b == 118:
    print("181")
if op == "+" and a == 63 and b == 119:
    print("182")
if op == "+" and a == 63 and b == 120:
    print("183")
if op == "+" and a == 63 and b == 121:
    print("184")
if op == "+" and a == 63 and b == 122:
    print("185")
if op == "+" and a == 63 and b == 123:
    print("186")
if op == "+" and a == 63 and b == 124:
    print("187")
if op == "+" and a == 63 and b == 125:
    print("188")
if op == "+" and a == 63 and b == 126:
    print("189")
if op == "+" and a == 63 and b == 127:
    print("190")
if op == "+" and a == 64 and b == 0:
    print("64")
if op == "+" and a == 64 and b == 1:
    print("65")
if op == "+" and a == 64 and b == 2:
    print("66")
if op == "+" and a == 64 and b == 3:
    print("67")
if op == "+" and a == 64 and b == 4:
    print("68")
if op == "+" and a == 64 and b == 5:
    print("69")
if op == "+" and a == 64 and b == 6:
    print("70")
if op == "+" and a == 64 and b == 7:
    print("71")
if op == "+" and a == 64 and b == 8:
    print("72")
if op == "+" and a == 64 and b == 9:
    print("73")
if op == "+" and a == 64 and b == 10:
    print("74")
if op == "+" and a == 64 and b == 11:
    print("75")
if op == "+" and a == 64 and b == 12:
    print("76")
if op == "+" and a == 64 and b == 13:
    print("77")
if op == "+" and a == 64 and b == 14:
    print("78")
if op == "+" and a == 64 and b == 15:
    print("79")
if op == "+" and a == 64 and b == 16:
    print("80")
if op == "+" and a == 64 and b == 17:
    print("81")
if op == "+" and a == 64 and b == 18:
    print("82")
if op == "+" and a == 64 and b == 19:
    print("83")
if op == "+" and a == 64 and b == 20:
    print("84")
if op == "+" and a == 64 and b == 21:
    print("85")
if op == "+" and a == 64 and b == 22:
    print("86")
if op == "+" and a == 64 and b == 23:
    print("87")
if op == "+" and a == 64 and b == 24:
    print("88")
if op == "+" and a == 64 and b == 25:
    print("89")
if op == "+" and a == 64 and b == 26:
    print("90")
if op == "+" and a == 64 and b == 27:
    print("91")
if op == "+" and a == 64 and b == 28:
    print("92")
if op == "+" and a == 64 and b == 29:
    print("93")
if op == "+" and a == 64 and b == 30:
    print("94")
if op == "+" and a == 64 and b == 31:
    print("95")
if op == "+" and a == 64 and b == 32:
    print("96")
if op == "+" and a == 64 and b == 33:
    print("97")
if op == "+" and a == 64 and b == 34:
    print("98")
if op == "+" and a == 64 and b == 35:
    print("99")
if op == "+" and a == 64 and b == 36:
    print("100")
if op == "+" and a == 64 and b == 37:
    print("101")
if op == "+" and a == 64 and b == 38:
    print("102")
if op == "+" and a == 64 and b == 39:
    print("103")
if op == "+" and a == 64 and b == 40:
    print("104")
if op == "+" and a == 64 and b == 41:
    print("105")
if op == "+" and a == 64 and b == 42:
    print("106")
if op == "+" and a == 64 and b == 43:
    print("107")
if op == "+" and a == 64 and b == 44:
    print("108")
if op == "+" and a == 64 and b == 45:
    print("109")
if op == "+" and a == 64 and b == 46:
    print("110")
if op == "+" and a == 64 and b == 47:
    print("111")
if op == "+" and a == 64 and b == 48:
    print("112")
if op == "+" and a == 64 and b == 49:
    print("113")
if op == "+" and a == 64 and b == 50:
    print("114")
if op == "+" and a == 64 and b == 51:
    print("115")
if op == "+" and a == 64 and b == 52:
    print("116")
if op == "+" and a == 64 and b == 53:
    print("117")
if op == "+" and a == 64 and b == 54:
    print("118")
if op == "+" and a == 64 and b == 55:
    print("119")
if op == "+" and a == 64 and b == 56:
    print("120")
if op == "+" and a == 64 and b == 57:
    print("121")
if op == "+" and a == 64 and b == 58:
    print("122")
if op == "+" and a == 64 and b == 59:
    print("123")
if op == "+" and a == 64 and b == 60:
    print("124")
if op == "+" and a == 64 and b == 61:
    print("125")
if op == "+" and a == 64 and b == 62:
    print("126")
if op == "+" and a == 64 and b == 63:
    print("127")
if op == "+" and a == 64 and b == 64:
    print("128")
if op == "+" and a == 64 and b == 65:
    print("129")
if op == "+" and a == 64 and b == 66:
    print("130")
if op == "+" and a == 64 and b == 67:
    print("131")
if op == "+" and a == 64 and b == 68:
    print("132")
if op == "+" and a == 64 and b == 69:
    print("133")
if op == "+" and a == 64 and b == 70:
    print("134")
if op == "+" and a == 64 and b == 71:
    print("135")
if op == "+" and a == 64 and b == 72:
    print("136")
if op == "+" and a == 64 and b == 73:
    print("137")
if op == "+" and a == 64 and b == 74:
    print("138")
if op == "+" and a == 64 and b == 75:
    print("139")
if op == "+" and a == 64 and b == 76:
    print("140")
if op == "+" and a == 64 and b == 77:
    print("141")
if op == "+" and a == 64 and b == 78:
    print("142")
if op == "+" and a == 64 and b == 79:
    print("143")
if op == "+" and a == 64 and b == 80:
    print("144")
if op == "+" and a == 64 and b == 81:
    print("145")
if op == "+" and a == 64 and b == 82:
    print("146")
if op == "+" and a == 64 and b == 83:
    print("147")
if op == "+" and a == 64 and b == 84:
    print("148")
if op == "+" and a == 64 and b == 85:
    print("149")
if op == "+" and a == 64 and b == 86:
    print("150")
if op == "+" and a == 64 and b == 87:
    print("151")
if op == "+" and a == 64 and b == 88:
    print("152")
if op == "+" and a == 64 and b == 89:
    print("153")
if op == "+" and a == 64 and b == 90:
    print("154")
if op == "+" and a == 64 and b == 91:
    print("155")
if op == "+" and a == 64 and b == 92:
    print("156")
if op == "+" and a == 64 and b == 93:
    print("157")
if op == "+" and a == 64 and b == 94:
    print("158")
if op == "+" and a == 64 and b == 95:
    print("159")
if op == "+" and a == 64 and b == 96:
    print("160")
if op == "+" and a == 64 and b == 97:
    print("161")
if op == "+" and a == 64 and b == 98:
    print("162")
if op == "+" and a == 64 and b == 99:
    print("163")
if op == "+" and a == 64 and b == 100:
    print("164")
if op == "+" and a == 64 and b == 101:
    print("165")
if op == "+" and a == 64 and b == 102:
    print("166")
if op == "+" and a == 64 and b == 103:
    print("167")
if op == "+" and a == 64 and b == 104:
    print("168")
if op == "+" and a == 64 and b == 105:
    print("169")
if op == "+" and a == 64 and b == 106:
    print("170")
if op == "+" and a == 64 and b == 107:
    print("171")
if op == "+" and a == 64 and b == 108:
    print("172")
if op == "+" and a == 64 and b == 109:
    print("173")
if op == "+" and a == 64 and b == 110:
    print("174")
if op == "+" and a == 64 and b == 111:
    print("175")
if op == "+" and a == 64 and b == 112:
    print("176")
if op == "+" and a == 64 and b == 113:
    print("177")
if op == "+" and a == 64 and b == 114:
    print("178")
if op == "+" and a == 64 and b == 115:
    print("179")
if op == "+" and a == 64 and b == 116:
    print("180")
if op == "+" and a == 64 and b == 117:
    print("181")
if op == "+" and a == 64 and b == 118:
    print("182")
if op == "+" and a == 64 and b == 119:
    print("183")
if op == "+" and a == 64 and b == 120:
    print("184")
if op == "+" and a == 64 and b == 121:
    print("185")
if op == "+" and a == 64 and b == 122:
    print("186")
if op == "+" and a == 64 and b == 123:
    print("187")
if op == "+" and a == 64 and b == 124:
    print("188")
if op == "+" and a == 64 and b == 125:
    print("189")
if op == "+" and a == 64 and b == 126:
    print("190")
if op == "+" and a == 64 and b == 127:
    print("191")
if op == "+" and a == 65 and b == 0:
    print("65")
if op == "+" and a == 65 and b == 1:
    print("66")
if op == "+" and a == 65 and b == 2:
    print("67")
if op == "+" and a == 65 and b == 3:
    print("68")
if op == "+" and a == 65 and b == 4:
    print("69")
if op == "+" and a == 65 and b == 5:
    print("70")
if op == "+" and a == 65 and b == 6:
    print("71")
if op == "+" and a == 65 and b == 7:
    print("72")
if op == "+" and a == 65 and b == 8:
    print("73")
if op == "+" and a == 65 and b == 9:
    print("74")
if op == "+" and a == 65 and b == 10:
    print("75")
if op == "+" and a == 65 and b == 11:
    print("76")
if op == "+" and a == 65 and b == 12:
    print("77")
if op == "+" and a == 65 and b == 13:
    print("78")
if op == "+" and a == 65 and b == 14:
    print("79")
if op == "+" and a == 65 and b == 15:
    print("80")
if op == "+" and a == 65 and b == 16:
    print("81")
if op == "+" and a == 65 and b == 17:
    print("82")
if op == "+" and a == 65 and b == 18:
    print("83")
if op == "+" and a == 65 and b == 19:
    print("84")
if op == "+" and a == 65 and b == 20:
    print("85")
if op == "+" and a == 65 and b == 21:
    print("86")
if op == "+" and a == 65 and b == 22:
    print("87")
if op == "+" and a == 65 and b == 23:
    print("88")
if op == "+" and a == 65 and b == 24:
    print("89")
if op == "+" and a == 65 and b == 25:
    print("90")
if op == "+" and a == 65 and b == 26:
    print("91")
if op == "+" and a == 65 and b == 27:
    print("92")
if op == "+" and a == 65 and b == 28:
    print("93")
if op == "+" and a == 65 and b == 29:
    print("94")
if op == "+" and a == 65 and b == 30:
    print("95")
if op == "+" and a == 65 and b == 31:
    print("96")
if op == "+" and a == 65 and b == 32:
    print("97")
if op == "+" and a == 65 and b == 33:
    print("98")
if op == "+" and a == 65 and b == 34:
    print("99")
if op == "+" and a == 65 and b == 35:
    print("100")
if op == "+" and a == 65 and b == 36:
    print("101")
if op == "+" and a == 65 and b == 37:
    print("102")
if op == "+" and a == 65 and b == 38:
    print("103")
if op == "+" and a == 65 and b == 39:
    print("104")
if op == "+" and a == 65 and b == 40:
    print("105")
if op == "+" and a == 65 and b == 41:
    print("106")
if op == "+" and a == 65 and b == 42:
    print("107")
if op == "+" and a == 65 and b == 43:
    print("108")
if op == "+" and a == 65 and b == 44:
    print("109")
if op == "+" and a == 65 and b == 45:
    print("110")
if op == "+" and a == 65 and b == 46:
    print("111")
if op == "+" and a == 65 and b == 47:
    print("112")
if op == "+" and a == 65 and b == 48:
    print("113")
if op == "+" and a == 65 and b == 49:
    print("114")
if op == "+" and a == 65 and b == 50:
    print("115")
if op == "+" and a == 65 and b == 51:
    print("116")
if op == "+" and a == 65 and b == 52:
    print("117")
if op == "+" and a == 65 and b == 53:
    print("118")
if op == "+" and a == 65 and b == 54:
    print("119")
if op == "+" and a == 65 and b == 55:
    print("120")
if op == "+" and a == 65 and b == 56:
    print("121")
if op == "+" and a == 65 and b == 57:
    print("122")
if op == "+" and a == 65 and b == 58:
    print("123")
if op == "+" and a == 65 and b == 59:
    print("124")
if op == "+" and a == 65 and b == 60:
    print("125")
if op == "+" and a == 65 and b == 61:
    print("126")
if op == "+" and a == 65 and b == 62:
    print("127")
if op == "+" and a == 65 and b == 63:
    print("128")
if op == "+" and a == 65 and b == 64:
    print("129")
if op == "+" and a == 65 and b == 65:
    print("130")
if op == "+" and a == 65 and b == 66:
    print("131")
if op == "+" and a == 65 and b == 67:
    print("132")
if op == "+" and a == 65 and b == 68:
    print("133")
if op == "+" and a == 65 and b == 69:
    print("134")
if op == "+" and a == 65 and b == 70:
    print("135")
if op == "+" and a == 65 and b == 71:
    print("136")
if op == "+" and a == 65 and b == 72:
    print("137")
if op == "+" and a == 65 and b == 73:
    print("138")
if op == "+" and a == 65 and b == 74:
    print("139")
if op == "+" and a == 65 and b == 75:
    print("140")
if op == "+" and a == 65 and b == 76:
    print("141")
if op == "+" and a == 65 and b == 77:
    print("142")
if op == "+" and a == 65 and b == 78:
    print("143")
if op == "+" and a == 65 and b == 79:
    print("144")
if op == "+" and a == 65 and b == 80:
    print("145")
if op == "+" and a == 65 and b == 81:
    print("146")
if op == "+" and a == 65 and b == 82:
    print("147")
if op == "+" and a == 65 and b == 83:
    print("148")
if op == "+" and a == 65 and b == 84:
    print("149")
if op == "+" and a == 65 and b == 85:
    print("150")
if op == "+" and a == 65 and b == 86:
    print("151")
if op == "+" and a == 65 and b == 87:
    print("152")
if op == "+" and a == 65 and b == 88:
    print("153")
if op == "+" and a == 65 and b == 89:
    print("154")
if op == "+" and a == 65 and b == 90:
    print("155")
if op == "+" and a == 65 and b == 91:
    print("156")
if op == "+" and a == 65 and b == 92:
    print("157")
if op == "+" and a == 65 and b == 93:
    print("158")
if op == "+" and a == 65 and b == 94:
    print("159")
if op == "+" and a == 65 and b == 95:
    print("160")
if op == "+" and a == 65 and b == 96:
    print("161")
if op == "+" and a == 65 and b == 97:
    print("162")
if op == "+" and a == 65 and b == 98:
    print("163")
if op == "+" and a == 65 and b == 99:
    print("164")
if op == "+" and a == 65 and b == 100:
    print("165")
if op == "+" and a == 65 and b == 101:
    print("166")
if op == "+" and a == 65 and b == 102:
    print("167")
if op == "+" and a == 65 and b == 103:
    print("168")
if op == "+" and a == 65 and b == 104:
    print("169")
if op == "+" and a == 65 and b == 105:
    print("170")
if op == "+" and a == 65 and b == 106:
    print("171")
if op == "+" and a == 65 and b == 107:
    print("172")
if op == "+" and a == 65 and b == 108:
    print("173")
if op == "+" and a == 65 and b == 109:
    print("174")
if op == "+" and a == 65 and b == 110:
    print("175")
if op == "+" and a == 65 and b == 111:
    print("176")
if op == "+" and a == 65 and b == 112:
    print("177")
if op == "+" and a == 65 and b == 113:
    print("178")
if op == "+" and a == 65 and b == 114:
    print("179")
if op == "+" and a == 65 and b == 115:
    print("180")
if op == "+" and a == 65 and b == 116:
    print("181")
if op == "+" and a == 65 and b == 117:
    print("182")
if op == "+" and a == 65 and b == 118:
    print("183")
if op == "+" and a == 65 and b == 119:
    print("184")
if op == "+" and a == 65 and b == 120:
    print("185")
if op == "+" and a == 65 and b == 121:
    print("186")
if op == "+" and a == 65 and b == 122:
    print("187")
if op == "+" and a == 65 and b == 123:
    print("188")
if op == "+" and a == 65 and b == 124:
    print("189")
if op == "+" and a == 65 and b == 125:
    print("190")
if op == "+" and a == 65 and b == 126:
    print("191")
if op == "+" and a == 65 and b == 127:
    print("192")
if op == "+" and a == 66 and b == 0:
    print("66")
if op == "+" and a == 66 and b == 1:
    print("67")
if op == "+" and a == 66 and b == 2:
    print("68")
if op == "+" and a == 66 and b == 3:
    print("69")
if op == "+" and a == 66 and b == 4:
    print("70")
if op == "+" and a == 66 and b == 5:
    print("71")
if op == "+" and a == 66 and b == 6:
    print("72")
if op == "+" and a == 66 and b == 7:
    print("73")
if op == "+" and a == 66 and b == 8:
    print("74")
if op == "+" and a == 66 and b == 9:
    print("75")
if op == "+" and a == 66 and b == 10:
    print("76")
if op == "+" and a == 66 and b == 11:
    print("77")
if op == "+" and a == 66 and b == 12:
    print("78")
if op == "+" and a == 66 and b == 13:
    print("79")
if op == "+" and a == 66 and b == 14:
    print("80")
if op == "+" and a == 66 and b == 15:
    print("81")
if op == "+" and a == 66 and b == 16:
    print("82")
if op == "+" and a == 66 and b == 17:
    print("83")
if op == "+" and a == 66 and b == 18:
    print("84")
if op == "+" and a == 66 and b == 19:
    print("85")
if op == "+" and a == 66 and b == 20:
    print("86")
if op == "+" and a == 66 and b == 21:
    print("87")
if op == "+" and a == 66 and b == 22:
    print("88")
if op == "+" and a == 66 and b == 23:
    print("89")
if op == "+" and a == 66 and b == 24:
    print("90")
if op == "+" and a == 66 and b == 25:
    print("91")
if op == "+" and a == 66 and b == 26:
    print("92")
if op == "+" and a == 66 and b == 27:
    print("93")
if op == "+" and a == 66 and b == 28:
    print("94")
if op == "+" and a == 66 and b == 29:
    print("95")
if op == "+" and a == 66 and b == 30:
    print("96")
if op == "+" and a == 66 and b == 31:
    print("97")
if op == "+" and a == 66 and b == 32:
    print("98")
if op == "+" and a == 66 and b == 33:
    print("99")
if op == "+" and a == 66 and b == 34:
    print("100")
if op == "+" and a == 66 and b == 35:
    print("101")
if op == "+" and a == 66 and b == 36:
    print("102")
if op == "+" and a == 66 and b == 37:
    print("103")
if op == "+" and a == 66 and b == 38:
    print("104")
if op == "+" and a == 66 and b == 39:
    print("105")
if op == "+" and a == 66 and b == 40:
    print("106")
if op == "+" and a == 66 and b == 41:
    print("107")
if op == "+" and a == 66 and b == 42:
    print("108")
if op == "+" and a == 66 and b == 43:
    print("109")
if op == "+" and a == 66 and b == 44:
    print("110")
if op == "+" and a == 66 and b == 45:
    print("111")
if op == "+" and a == 66 and b == 46:
    print("112")
if op == "+" and a == 66 and b == 47:
    print("113")
if op == "+" and a == 66 and b == 48:
    print("114")
if op == "+" and a == 66 and b == 49:
    print("115")
if op == "+" and a == 66 and b == 50:
    print("116")
if op == "+" and a == 66 and b == 51:
    print("117")
if op == "+" and a == 66 and b == 52:
    print("118")
if op == "+" and a == 66 and b == 53:
    print("119")
if op == "+" and a == 66 and b == 54:
    print("120")
if op == "+" and a == 66 and b == 55:
    print("121")
if op == "+" and a == 66 and b == 56:
    print("122")
if op == "+" and a == 66 and b == 57:
    print("123")
if op == "+" and a == 66 and b == 58:
    print("124")
if op == "+" and a == 66 and b == 59:
    print("125")
if op == "+" and a == 66 and b == 60:
    print("126")
if op == "+" and a == 66 and b == 61:
    print("127")
if op == "+" and a == 66 and b == 62:
    print("128")
if op == "+" and a == 66 and b == 63:
    print("129")
if op == "+" and a == 66 and b == 64:
    print("130")
if op == "+" and a == 66 and b == 65:
    print("131")
if op == "+" and a == 66 and b == 66:
    print("132")
if op == "+" and a == 66 and b == 67:
    print("133")
if op == "+" and a == 66 and b == 68:
    print("134")
if op == "+" and a == 66 and b == 69:
    print("135")
if op == "+" and a == 66 and b == 70:
    print("136")
if op == "+" and a == 66 and b == 71:
    print("137")
if op == "+" and a == 66 and b == 72:
    print("138")
if op == "+" and a == 66 and b == 73:
    print("139")
if op == "+" and a == 66 and b == 74:
    print("140")
if op == "+" and a == 66 and b == 75:
    print("141")
if op == "+" and a == 66 and b == 76:
    print("142")
if op == "+" and a == 66 and b == 77:
    print("143")
if op == "+" and a == 66 and b == 78:
    print("144")
if op == "+" and a == 66 and b == 79:
    print("145")
if op == "+" and a == 66 and b == 80:
    print("146")
if op == "+" and a == 66 and b == 81:
    print("147")
if op == "+" and a == 66 and b == 82:
    print("148")
if op == "+" and a == 66 and b == 83:
    print("149")
if op == "+" and a == 66 and b == 84:
    print("150")
if op == "+" and a == 66 and b == 85:
    print("151")
if op == "+" and a == 66 and b == 86:
    print("152")
if op == "+" and a == 66 and b == 87:
    print("153")
if op == "+" and a == 66 and b == 88:
    print("154")
if op == "+" and a == 66 and b == 89:
    print("155")
if op == "+" and a == 66 and b == 90:
    print("156")
if op == "+" and a == 66 and b == 91:
    print("157")
if op == "+" and a == 66 and b == 92:
    print("158")
if op == "+" and a == 66 and b == 93:
    print("159")
if op == "+" and a == 66 and b == 94:
    print("160")
if op == "+" and a == 66 and b == 95:
    print("161")
if op == "+" and a == 66 and b == 96:
    print("162")
if op == "+" and a == 66 and b == 97:
    print("163")
if op == "+" and a == 66 and b == 98:
    print("164")
if op == "+" and a == 66 and b == 99:
    print("165")
if op == "+" and a == 66 and b == 100:
    print("166")
if op == "+" and a == 66 and b == 101:
    print("167")
if op == "+" and a == 66 and b == 102:
    print("168")
if op == "+" and a == 66 and b == 103:
    print("169")
if op == "+" and a == 66 and b == 104:
    print("170")
if op == "+" and a == 66 and b == 105:
    print("171")
if op == "+" and a == 66 and b == 106:
    print("172")
if op == "+" and a == 66 and b == 107:
    print("173")
if op == "+" and a == 66 and b == 108:
    print("174")
if op == "+" and a == 66 and b == 109:
    print("175")
if op == "+" and a == 66 and b == 110:
    print("176")
if op == "+" and a == 66 and b == 111:
    print("177")
if op == "+" and a == 66 and b == 112:
    print("178")
if op == "+" and a == 66 and b == 113:
    print("179")
if op == "+" and a == 66 and b == 114:
    print("180")
if op == "+" and a == 66 and b == 115:
    print("181")
if op == "+" and a == 66 and b == 116:
    print("182")
if op == "+" and a == 66 and b == 117:
    print("183")
if op == "+" and a == 66 and b == 118:
    print("184")
if op == "+" and a == 66 and b == 119:
    print("185")
if op == "+" and a == 66 and b == 120:
    print("186")
if op == "+" and a == 66 and b == 121:
    print("187")
if op == "+" and a == 66 and b == 122:
    print("188")
if op == "+" and a == 66 and b == 123:
    print("189")
if op == "+" and a == 66 and b == 124:
    print("190")
if op == "+" and a == 66 and b == 125:
    print("191")
if op == "+" and a == 66 and b == 126:
    print("192")
if op == "+" and a == 66 and b == 127:
    print("193")
if op == "+" and a == 67 and b == 0:
    print("67")
if op == "+" and a == 67 and b == 1:
    print("68")
if op == "+" and a == 67 and b == 2:
    print("69")
if op == "+" and a == 67 and b == 3:
    print("70")
if op == "+" and a == 67 and b == 4:
    print("71")
if op == "+" and a == 67 and b == 5:
    print("72")
if op == "+" and a == 67 and b == 6:
    print("73")
if op == "+" and a == 67 and b == 7:
    print("74")
if op == "+" and a == 67 and b == 8:
    print("75")
if op == "+" and a == 67 and b == 9:
    print("76")
if op == "+" and a == 67 and b == 10:
    print("77")
if op == "+" and a == 67 and b == 11:
    print("78")
if op == "+" and a == 67 and b == 12:
    print("79")
if op == "+" and a == 67 and b == 13:
    print("80")
if op == "+" and a == 67 and b == 14:
    print("81")
if op == "+" and a == 67 and b == 15:
    print("82")
if op == "+" and a == 67 and b == 16:
    print("83")
if op == "+" and a == 67 and b == 17:
    print("84")
if op == "+" and a == 67 and b == 18:
    print("85")
if op == "+" and a == 67 and b == 19:
    print("86")
if op == "+" and a == 67 and b == 20:
    print("87")
if op == "+" and a == 67 and b == 21:
    print("88")
if op == "+" and a == 67 and b == 22:
    print("89")
if op == "+" and a == 67 and b == 23:
    print("90")
if op == "+" and a == 67 and b == 24:
    print("91")
if op == "+" and a == 67 and b == 25:
    print("92")
if op == "+" and a == 67 and b == 26:
    print("93")
if op == "+" and a == 67 and b == 27:
    print("94")
if op == "+" and a == 67 and b == 28:
    print("95")
if op == "+" and a == 67 and b == 29:
    print("96")
if op == "+" and a == 67 and b == 30:
    print("97")
if op == "+" and a == 67 and b == 31:
    print("98")
if op == "+" and a == 67 and b == 32:
    print("99")
if op == "+" and a == 67 and b == 33:
    print("100")
if op == "+" and a == 67 and b == 34:
    print("101")
if op == "+" and a == 67 and b == 35:
    print("102")
if op == "+" and a == 67 and b == 36:
    print("103")
if op == "+" and a == 67 and b == 37:
    print("104")
if op == "+" and a == 67 and b == 38:
    print("105")
if op == "+" and a == 67 and b == 39:
    print("106")
if op == "+" and a == 67 and b == 40:
    print("107")
if op == "+" and a == 67 and b == 41:
    print("108")
if op == "+" and a == 67 and b == 42:
    print("109")
if op == "+" and a == 67 and b == 43:
    print("110")
if op == "+" and a == 67 and b == 44:
    print("111")
if op == "+" and a == 67 and b == 45:
    print("112")
if op == "+" and a == 67 and b == 46:
    print("113")
if op == "+" and a == 67 and b == 47:
    print("114")
if op == "+" and a == 67 and b == 48:
    print("115")
if op == "+" and a == 67 and b == 49:
    print("116")
if op == "+" and a == 67 and b == 50:
    print("117")
if op == "+" and a == 67 and b == 51:
    print("118")
if op == "+" and a == 67 and b == 52:
    print("119")
if op == "+" and a == 67 and b == 53:
    print("120")
if op == "+" and a == 67 and b == 54:
    print("121")
if op == "+" and a == 67 and b == 55:
    print("122")
if op == "+" and a == 67 and b == 56:
    print("123")
if op == "+" and a == 67 and b == 57:
    print("124")
if op == "+" and a == 67 and b == 58:
    print("125")
if op == "+" and a == 67 and b == 59:
    print("126")
if op == "+" and a == 67 and b == 60:
    print("127")
if op == "+" and a == 67 and b == 61:
    print("128")
if op == "+" and a == 67 and b == 62:
    print("129")
if op == "+" and a == 67 and b == 63:
    print("130")
if op == "+" and a == 67 and b == 64:
    print("131")
if op == "+" and a == 67 and b == 65:
    print("132")
if op == "+" and a == 67 and b == 66:
    print("133")
if op == "+" and a == 67 and b == 67:
    print("134")
if op == "+" and a == 67 and b == 68:
    print("135")
if op == "+" and a == 67 and b == 69:
    print("136")
if op == "+" and a == 67 and b == 70:
    print("137")
if op == "+" and a == 67 and b == 71:
    print("138")
if op == "+" and a == 67 and b == 72:
    print("139")
if op == "+" and a == 67 and b == 73:
    print("140")
if op == "+" and a == 67 and b == 74:
    print("141")
if op == "+" and a == 67 and b == 75:
    print("142")
if op == "+" and a == 67 and b == 76:
    print("143")
if op == "+" and a == 67 and b == 77:
    print("144")
if op == "+" and a == 67 and b == 78:
    print("145")
if op == "+" and a == 67 and b == 79:
    print("146")
if op == "+" and a == 67 and b == 80:
    print("147")
if op == "+" and a == 67 and b == 81:
    print("148")
if op == "+" and a == 67 and b == 82:
    print("149")
if op == "+" and a == 67 and b == 83:
    print("150")
if op == "+" and a == 67 and b == 84:
    print("151")
if op == "+" and a == 67 and b == 85:
    print("152")
if op == "+" and a == 67 and b == 86:
    print("153")
if op == "+" and a == 67 and b == 87:
    print("154")
if op == "+" and a == 67 and b == 88:
    print("155")
if op == "+" and a == 67 and b == 89:
    print("156")
if op == "+" and a == 67 and b == 90:
    print("157")
if op == "+" and a == 67 and b == 91:
    print("158")
if op == "+" and a == 67 and b == 92:
    print("159")
if op == "+" and a == 67 and b == 93:
    print("160")
if op == "+" and a == 67 and b == 94:
    print("161")
if op == "+" and a == 67 and b == 95:
    print("162")
if op == "+" and a == 67 and b == 96:
    print("163")
if op == "+" and a == 67 and b == 97:
    print("164")
if op == "+" and a == 67 and b == 98:
    print("165")
if op == "+" and a == 67 and b == 99:
    print("166")
if op == "+" and a == 67 and b == 100:
    print("167")
if op == "+" and a == 67 and b == 101:
    print("168")
if op == "+" and a == 67 and b == 102:
    print("169")
if op == "+" and a == 67 and b == 103:
    print("170")
if op == "+" and a == 67 and b == 104:
    print("171")
if op == "+" and a == 67 and b == 105:
    print("172")
if op == "+" and a == 67 and b == 106:
    print("173")
if op == "+" and a == 67 and b == 107:
    print("174")
if op == "+" and a == 67 and b == 108:
    print("175")
if op == "+" and a == 67 and b == 109:
    print("176")
if op == "+" and a == 67 and b == 110:
    print("177")
if op == "+" and a == 67 and b == 111:
    print("178")
if op == "+" and a == 67 and b == 112:
    print("179")
if op == "+" and a == 67 and b == 113:
    print("180")
if op == "+" and a == 67 and b == 114:
    print("181")
if op == "+" and a == 67 and b == 115:
    print("182")
if op == "+" and a == 67 and b == 116:
    print("183")
if op == "+" and a == 67 and b == 117:
    print("184")
if op == "+" and a == 67 and b == 118:
    print("185")
if op == "+" and a == 67 and b == 119:
    print("186")
if op == "+" and a == 67 and b == 120:
    print("187")
if op == "+" and a == 67 and b == 121:
    print("188")
if op == "+" and a == 67 and b == 122:
    print("189")
if op == "+" and a == 67 and b == 123:
    print("190")
if op == "+" and a == 67 and b == 124:
    print("191")
if op == "+" and a == 67 and b == 125:
    print("192")
if op == "+" and a == 67 and b == 126:
    print("193")
if op == "+" and a == 67 and b == 127:
    print("194")
if op == "+" and a == 68 and b == 0:
    print("68")
if op == "+" and a == 68 and b == 1:
    print("69")
if op == "+" and a == 68 and b == 2:
    print("70")
if op == "+" and a == 68 and b == 3:
    print("71")
if op == "+" and a == 68 and b == 4:
    print("72")
if op == "+" and a == 68 and b == 5:
    print("73")
if op == "+" and a == 68 and b == 6:
    print("74")
if op == "+" and a == 68 and b == 7:
    print("75")
if op == "+" and a == 68 and b == 8:
    print("76")
if op == "+" and a == 68 and b == 9:
    print("77")
if op == "+" and a == 68 and b == 10:
    print("78")
if op == "+" and a == 68 and b == 11:
    print("79")
if op == "+" and a == 68 and b == 12:
    print("80")
if op == "+" and a == 68 and b == 13:
    print("81")
if op == "+" and a == 68 and b == 14:
    print("82")
if op == "+" and a == 68 and b == 15:
    print("83")
if op == "+" and a == 68 and b == 16:
    print("84")
if op == "+" and a == 68 and b == 17:
    print("85")
if op == "+" and a == 68 and b == 18:
    print("86")
if op == "+" and a == 68 and b == 19:
    print("87")
if op == "+" and a == 68 and b == 20:
    print("88")
if op == "+" and a == 68 and b == 21:
    print("89")
if op == "+" and a == 68 and b == 22:
    print("90")
if op == "+" and a == 68 and b == 23:
    print("91")
if op == "+" and a == 68 and b == 24:
    print("92")
if op == "+" and a == 68 and b == 25:
    print("93")
if op == "+" and a == 68 and b == 26:
    print("94")
if op == "+" and a == 68 and b == 27:
    print("95")
if op == "+" and a == 68 and b == 28:
    print("96")
if op == "+" and a == 68 and b == 29:
    print("97")
if op == "+" and a == 68 and b == 30:
    print("98")
if op == "+" and a == 68 and b == 31:
    print("99")
if op == "+" and a == 68 and b == 32:
    print("100")
if op == "+" and a == 68 and b == 33:
    print("101")
if op == "+" and a == 68 and b == 34:
    print("102")
if op == "+" and a == 68 and b == 35:
    print("103")
if op == "+" and a == 68 and b == 36:
    print("104")
if op == "+" and a == 68 and b == 37:
    print("105")
if op == "+" and a == 68 and b == 38:
    print("106")
if op == "+" and a == 68 and b == 39:
    print("107")
if op == "+" and a == 68 and b == 40:
    print("108")
if op == "+" and a == 68 and b == 41:
    print("109")
if op == "+" and a == 68 and b == 42:
    print("110")
if op == "+" and a == 68 and b == 43:
    print("111")
if op == "+" and a == 68 and b == 44:
    print("112")
if op == "+" and a == 68 and b == 45:
    print("113")
if op == "+" and a == 68 and b == 46:
    print("114")
if op == "+" and a == 68 and b == 47:
    print("115")
if op == "+" and a == 68 and b == 48:
    print("116")
if op == "+" and a == 68 and b == 49:
    print("117")
if op == "+" and a == 68 and b == 50:
    print("118")
if op == "+" and a == 68 and b == 51:
    print("119")
if op == "+" and a == 68 and b == 52:
    print("120")
if op == "+" and a == 68 and b == 53:
    print("121")
if op == "+" and a == 68 and b == 54:
    print("122")
if op == "+" and a == 68 and b == 55:
    print("123")
if op == "+" and a == 68 and b == 56:
    print("124")
if op == "+" and a == 68 and b == 57:
    print("125")
if op == "+" and a == 68 and b == 58:
    print("126")
if op == "+" and a == 68 and b == 59:
    print("127")
if op == "+" and a == 68 and b == 60:
    print("128")
if op == "+" and a == 68 and b == 61:
    print("129")
if op == "+" and a == 68 and b == 62:
    print("130")
if op == "+" and a == 68 and b == 63:
    print("131")
if op == "+" and a == 68 and b == 64:
    print("132")
if op == "+" and a == 68 and b == 65:
    print("133")
if op == "+" and a == 68 and b == 66:
    print("134")
if op == "+" and a == 68 and b == 67:
    print("135")
if op == "+" and a == 68 and b == 68:
    print("136")
if op == "+" and a == 68 and b == 69:
    print("137")
if op == "+" and a == 68 and b == 70:
    print("138")
if op == "+" and a == 68 and b == 71:
    print("139")
if op == "+" and a == 68 and b == 72:
    print("140")
if op == "+" and a == 68 and b == 73:
    print("141")
if op == "+" and a == 68 and b == 74:
    print("142")
if op == "+" and a == 68 and b == 75:
    print("143")
if op == "+" and a == 68 and b == 76:
    print("144")
if op == "+" and a == 68 and b == 77:
    print("145")
if op == "+" and a == 68 and b == 78:
    print("146")
if op == "+" and a == 68 and b == 79:
    print("147")
if op == "+" and a == 68 and b == 80:
    print("148")
if op == "+" and a == 68 and b == 81:
    print("149")
if op == "+" and a == 68 and b == 82:
    print("150")
if op == "+" and a == 68 and b == 83:
    print("151")
if op == "+" and a == 68 and b == 84:
    print("152")
if op == "+" and a == 68 and b == 85:
    print("153")
if op == "+" and a == 68 and b == 86:
    print("154")
if op == "+" and a == 68 and b == 87:
    print("155")
if op == "+" and a == 68 and b == 88:
    print("156")
if op == "+" and a == 68 and b == 89:
    print("157")
if op == "+" and a == 68 and b == 90:
    print("158")
if op == "+" and a == 68 and b == 91:
    print("159")
if op == "+" and a == 68 and b == 92:
    print("160")
if op == "+" and a == 68 and b == 93:
    print("161")
if op == "+" and a == 68 and b == 94:
    print("162")
if op == "+" and a == 68 and b == 95:
    print("163")
if op == "+" and a == 68 and b == 96:
    print("164")
if op == "+" and a == 68 and b == 97:
    print("165")
if op == "+" and a == 68 and b == 98:
    print("166")
if op == "+" and a == 68 and b == 99:
    print("167")
if op == "+" and a == 68 and b == 100:
    print("168")
if op == "+" and a == 68 and b == 101:
    print("169")
if op == "+" and a == 68 and b == 102:
    print("170")
if op == "+" and a == 68 and b == 103:
    print("171")
if op == "+" and a == 68 and b == 104:
    print("172")
if op == "+" and a == 68 and b == 105:
    print("173")
if op == "+" and a == 68 and b == 106:
    print("174")
if op == "+" and a == 68 and b == 107:
    print("175")
if op == "+" and a == 68 and b == 108:
    print("176")
if op == "+" and a == 68 and b == 109:
    print("177")
if op == "+" and a == 68 and b == 110:
    print("178")
if op == "+" and a == 68 and b == 111:
    print("179")
if op == "+" and a == 68 and b == 112:
    print("180")
if op == "+" and a == 68 and b == 113:
    print("181")
if op == "+" and a == 68 and b == 114:
    print("182")
if op == "+" and a == 68 and b == 115:
    print("183")
if op == "+" and a == 68 and b == 116:
    print("184")
if op == "+" and a == 68 and b == 117:
    print("185")
if op == "+" and a == 68 and b == 118:
    print("186")
if op == "+" and a == 68 and b == 119:
    print("187")
if op == "+" and a == 68 and b == 120:
    print("188")
if op == "+" and a == 68 and b == 121:
    print("189")
if op == "+" and a == 68 and b == 122:
    print("190")
if op == "+" and a == 68 and b == 123:
    print("191")
if op == "+" and a == 68 and b == 124:
    print("192")
if op == "+" and a == 68 and b == 125:
    print("193")
if op == "+" and a == 68 and b == 126:
    print("194")
if op == "+" and a == 68 and b == 127:
    print("195")
if op == "+" and a == 69 and b == 0:
    print("69")
if op == "+" and a == 69 and b == 1:
    print("70")
if op == "+" and a == 69 and b == 2:
    print("71")
if op == "+" and a == 69 and b == 3:
    print("72")
if op == "+" and a == 69 and b == 4:
    print("73")
if op == "+" and a == 69 and b == 5:
    print("74")
if op == "+" and a == 69 and b == 6:
    print("75")
if op == "+" and a == 69 and b == 7:
    print("76")
if op == "+" and a == 69 and b == 8:
    print("77")
if op == "+" and a == 69 and b == 9:
    print("78")
if op == "+" and a == 69 and b == 10:
    print("79")
if op == "+" and a == 69 and b == 11:
    print("80")
if op == "+" and a == 69 and b == 12:
    print("81")
if op == "+" and a == 69 and b == 13:
    print("82")
if op == "+" and a == 69 and b == 14:
    print("83")
if op == "+" and a == 69 and b == 15:
    print("84")
if op == "+" and a == 69 and b == 16:
    print("85")
if op == "+" and a == 69 and b == 17:
    print("86")
if op == "+" and a == 69 and b == 18:
    print("87")
if op == "+" and a == 69 and b == 19:
    print("88")
if op == "+" and a == 69 and b == 20:
    print("89")
if op == "+" and a == 69 and b == 21:
    print("90")
if op == "+" and a == 69 and b == 22:
    print("91")
if op == "+" and a == 69 and b == 23:
    print("92")
if op == "+" and a == 69 and b == 24:
    print("93")
if op == "+" and a == 69 and b == 25:
    print("94")
if op == "+" and a == 69 and b == 26:
    print("95")
if op == "+" and a == 69 and b == 27:
    print("96")
if op == "+" and a == 69 and b == 28:
    print("97")
if op == "+" and a == 69 and b == 29:
    print("98")
if op == "+" and a == 69 and b == 30:
    print("99")
if op == "+" and a == 69 and b == 31:
    print("100")
if op == "+" and a == 69 and b == 32:
    print("101")
if op == "+" and a == 69 and b == 33:
    print("102")
if op == "+" and a == 69 and b == 34:
    print("103")
if op == "+" and a == 69 and b == 35:
    print("104")
if op == "+" and a == 69 and b == 36:
    print("105")
if op == "+" and a == 69 and b == 37:
    print("106")
if op == "+" and a == 69 and b == 38:
    print("107")
if op == "+" and a == 69 and b == 39:
    print("108")
if op == "+" and a == 69 and b == 40:
    print("109")
if op == "+" and a == 69 and b == 41:
    print("110")
if op == "+" and a == 69 and b == 42:
    print("111")
if op == "+" and a == 69 and b == 43:
    print("112")
if op == "+" and a == 69 and b == 44:
    print("113")
if op == "+" and a == 69 and b == 45:
    print("114")
if op == "+" and a == 69 and b == 46:
    print("115")
if op == "+" and a == 69 and b == 47:
    print("116")
if op == "+" and a == 69 and b == 48:
    print("117")
if op == "+" and a == 69 and b == 49:
    print("118")
if op == "+" and a == 69 and b == 50:
    print("119")
if op == "+" and a == 69 and b == 51:
    print("120")
if op == "+" and a == 69 and b == 52:
    print("121")
if op == "+" and a == 69 and b == 53:
    print("122")
if op == "+" and a == 69 and b == 54:
    print("123")
if op == "+" and a == 69 and b == 55:
    print("124")
if op == "+" and a == 69 and b == 56:
    print("125")
if op == "+" and a == 69 and b == 57:
    print("126")
if op == "+" and a == 69 and b == 58:
    print("127")
if op == "+" and a == 69 and b == 59:
    print("128")
if op == "+" and a == 69 and b == 60:
    print("129")
if op == "+" and a == 69 and b == 61:
    print("130")
if op == "+" and a == 69 and b == 62:
    print("131")
if op == "+" and a == 69 and b == 63:
    print("132")
if op == "+" and a == 69 and b == 64:
    print("133")
if op == "+" and a == 69 and b == 65:
    print("134")
if op == "+" and a == 69 and b == 66:
    print("135")
if op == "+" and a == 69 and b == 67:
    print("136")
if op == "+" and a == 69 and b == 68:
    print("137")
if op == "+" and a == 69 and b == 69:
    print("138")
if op == "+" and a == 69 and b == 70:
    print("139")
if op == "+" and a == 69 and b == 71:
    print("140")
if op == "+" and a == 69 and b == 72:
    print("141")
if op == "+" and a == 69 and b == 73:
    print("142")
if op == "+" and a == 69 and b == 74:
    print("143")
if op == "+" and a == 69 and b == 75:
    print("144")
if op == "+" and a == 69 and b == 76:
    print("145")
if op == "+" and a == 69 and b == 77:
    print("146")
if op == "+" and a == 69 and b == 78:
    print("147")
if op == "+" and a == 69 and b == 79:
    print("148")
if op == "+" and a == 69 and b == 80:
    print("149")
if op == "+" and a == 69 and b == 81:
    print("150")
if op == "+" and a == 69 and b == 82:
    print("151")
if op == "+" and a == 69 and b == 83:
    print("152")
if op == "+" and a == 69 and b == 84:
    print("153")
if op == "+" and a == 69 and b == 85:
    print("154")
if op == "+" and a == 69 and b == 86:
    print("155")
if op == "+" and a == 69 and b == 87:
    print("156")
if op == "+" and a == 69 and b == 88:
    print("157")
if op == "+" and a == 69 and b == 89:
    print("158")
if op == "+" and a == 69 and b == 90:
    print("159")
if op == "+" and a == 69 and b == 91:
    print("160")
if op == "+" and a == 69 and b == 92:
    print("161")
if op == "+" and a == 69 and b == 93:
    print("162")
if op == "+" and a == 69 and b == 94:
    print("163")
if op == "+" and a == 69 and b == 95:
    print("164")
if op == "+" and a == 69 and b == 96:
    print("165")
if op == "+" and a == 69 and b == 97:
    print("166")
if op == "+" and a == 69 and b == 98:
    print("167")
if op == "+" and a == 69 and b == 99:
    print("168")
if op == "+" and a == 69 and b == 100:
    print("169")
if op == "+" and a == 69 and b == 101:
    print("170")
if op == "+" and a == 69 and b == 102:
    print("171")
if op == "+" and a == 69 and b == 103:
    print("172")
if op == "+" and a == 69 and b == 104:
    print("173")
if op == "+" and a == 69 and b == 105:
    print("174")
if op == "+" and a == 69 and b == 106:
    print("175")
if op == "+" and a == 69 and b == 107:
    print("176")
if op == "+" and a == 69 and b == 108:
    print("177")
if op == "+" and a == 69 and b == 109:
    print("178")
if op == "+" and a == 69 and b == 110:
    print("179")
if op == "+" and a == 69 and b == 111:
    print("180")
if op == "+" and a == 69 and b == 112:
    print("181")
if op == "+" and a == 69 and b == 113:
    print("182")
if op == "+" and a == 69 and b == 114:
    print("183")
if op == "+" and a == 69 and b == 115:
    print("184")
if op == "+" and a == 69 and b == 116:
    print("185")
if op == "+" and a == 69 and b == 117:
    print("186")
if op == "+" and a == 69 and b == 118:
    print("187")
if op == "+" and a == 69 and b == 119:
    print("188")
if op == "+" and a == 69 and b == 120:
    print("189")
if op == "+" and a == 69 and b == 121:
    print("190")
if op == "+" and a == 69 and b == 122:
    print("191")
if op == "+" and a == 69 and b == 123:
    print("192")
if op == "+" and a == 69 and b == 124:
    print("193")
if op == "+" and a == 69 and b == 125:
    print("194")
if op == "+" and a == 69 and b == 126:
    print("195")
if op == "+" and a == 69 and b == 127:
    print("196")
if op == "+" and a == 70 and b == 0:
    print("70")
if op == "+" and a == 70 and b == 1:
    print("71")
if op == "+" and a == 70 and b == 2:
    print("72")
if op == "+" and a == 70 and b == 3:
    print("73")
if op == "+" and a == 70 and b == 4:
    print("74")
if op == "+" and a == 70 and b == 5:
    print("75")
if op == "+" and a == 70 and b == 6:
    print("76")
if op == "+" and a == 70 and b == 7:
    print("77")
if op == "+" and a == 70 and b == 8:
    print("78")
if op == "+" and a == 70 and b == 9:
    print("79")
if op == "+" and a == 70 and b == 10:
    print("80")
if op == "+" and a == 70 and b == 11:
    print("81")
if op == "+" and a == 70 and b == 12:
    print("82")
if op == "+" and a == 70 and b == 13:
    print("83")
if op == "+" and a == 70 and b == 14:
    print("84")
if op == "+" and a == 70 and b == 15:
    print("85")
if op == "+" and a == 70 and b == 16:
    print("86")
if op == "+" and a == 70 and b == 17:
    print("87")
if op == "+" and a == 70 and b == 18:
    print("88")
if op == "+" and a == 70 and b == 19:
    print("89")
if op == "+" and a == 70 and b == 20:
    print("90")
if op == "+" and a == 70 and b == 21:
    print("91")
if op == "+" and a == 70 and b == 22:
    print("92")
if op == "+" and a == 70 and b == 23:
    print("93")
if op == "+" and a == 70 and b == 24:
    print("94")
if op == "+" and a == 70 and b == 25:
    print("95")
if op == "+" and a == 70 and b == 26:
    print("96")
if op == "+" and a == 70 and b == 27:
    print("97")
if op == "+" and a == 70 and b == 28:
    print("98")
if op == "+" and a == 70 and b == 29:
    print("99")
if op == "+" and a == 70 and b == 30:
    print("100")
if op == "+" and a == 70 and b == 31:
    print("101")
if op == "+" and a == 70 and b == 32:
    print("102")
if op == "+" and a == 70 and b == 33:
    print("103")
if op == "+" and a == 70 and b == 34:
    print("104")
if op == "+" and a == 70 and b == 35:
    print("105")
if op == "+" and a == 70 and b == 36:
    print("106")
if op == "+" and a == 70 and b == 37:
    print("107")
if op == "+" and a == 70 and b == 38:
    print("108")
if op == "+" and a == 70 and b == 39:
    print("109")
if op == "+" and a == 70 and b == 40:
    print("110")
if op == "+" and a == 70 and b == 41:
    print("111")
if op == "+" and a == 70 and b == 42:
    print("112")
if op == "+" and a == 70 and b == 43:
    print("113")
if op == "+" and a == 70 and b == 44:
    print("114")
if op == "+" and a == 70 and b == 45:
    print("115")
if op == "+" and a == 70 and b == 46:
    print("116")
if op == "+" and a == 70 and b == 47:
    print("117")
if op == "+" and a == 70 and b == 48:
    print("118")
if op == "+" and a == 70 and b == 49:
    print("119")
if op == "+" and a == 70 and b == 50:
    print("120")
if op == "+" and a == 70 and b == 51:
    print("121")
if op == "+" and a == 70 and b == 52:
    print("122")
if op == "+" and a == 70 and b == 53:
    print("123")
if op == "+" and a == 70 and b == 54:
    print("124")
if op == "+" and a == 70 and b == 55:
    print("125")
if op == "+" and a == 70 and b == 56:
    print("126")
if op == "+" and a == 70 and b == 57:
    print("127")
if op == "+" and a == 70 and b == 58:
    print("128")
if op == "+" and a == 70 and b == 59:
    print("129")
if op == "+" and a == 70 and b == 60:
    print("130")
if op == "+" and a == 70 and b == 61:
    print("131")
if op == "+" and a == 70 and b == 62:
    print("132")
if op == "+" and a == 70 and b == 63:
    print("133")
if op == "+" and a == 70 and b == 64:
    print("134")
if op == "+" and a == 70 and b == 65:
    print("135")
if op == "+" and a == 70 and b == 66:
    print("136")
if op == "+" and a == 70 and b == 67:
    print("137")
if op == "+" and a == 70 and b == 68:
    print("138")
if op == "+" and a == 70 and b == 69:
    print("139")
if op == "+" and a == 70 and b == 70:
    print("140")
if op == "+" and a == 70 and b == 71:
    print("141")
if op == "+" and a == 70 and b == 72:
    print("142")
if op == "+" and a == 70 and b == 73:
    print("143")
if op == "+" and a == 70 and b == 74:
    print("144")
if op == "+" and a == 70 and b == 75:
    print("145")
if op == "+" and a == 70 and b == 76:
    print("146")
if op == "+" and a == 70 and b == 77:
    print("147")
if op == "+" and a == 70 and b == 78:
    print("148")
if op == "+" and a == 70 and b == 79:
    print("149")
if op == "+" and a == 70 and b == 80:
    print("150")
if op == "+" and a == 70 and b == 81:
    print("151")
if op == "+" and a == 70 and b == 82:
    print("152")
if op == "+" and a == 70 and b == 83:
    print("153")
if op == "+" and a == 70 and b == 84:
    print("154")
if op == "+" and a == 70 and b == 85:
    print("155")
if op == "+" and a == 70 and b == 86:
    print("156")
if op == "+" and a == 70 and b == 87:
    print("157")
if op == "+" and a == 70 and b == 88:
    print("158")
if op == "+" and a == 70 and b == 89:
    print("159")
if op == "+" and a == 70 and b == 90:
    print("160")
if op == "+" and a == 70 and b == 91:
    print("161")
if op == "+" and a == 70 and b == 92:
    print("162")
if op == "+" and a == 70 and b == 93:
    print("163")
if op == "+" and a == 70 and b == 94:
    print("164")
if op == "+" and a == 70 and b == 95:
    print("165")
if op == "+" and a == 70 and b == 96:
    print("166")
if op == "+" and a == 70 and b == 97:
    print("167")
if op == "+" and a == 70 and b == 98:
    print("168")
if op == "+" and a == 70 and b == 99:
    print("169")
if op == "+" and a == 70 and b == 100:
    print("170")
if op == "+" and a == 70 and b == 101:
    print("171")
if op == "+" and a == 70 and b == 102:
    print("172")
if op == "+" and a == 70 and b == 103:
    print("173")
if op == "+" and a == 70 and b == 104:
    print("174")
if op == "+" and a == 70 and b == 105:
    print("175")
if op == "+" and a == 70 and b == 106:
    print("176")
if op == "+" and a == 70 and b == 107:
    print("177")
if op == "+" and a == 70 and b == 108:
    print("178")
if op == "+" and a == 70 and b == 109:
    print("179")
if op == "+" and a == 70 and b == 110:
    print("180")
if op == "+" and a == 70 and b == 111:
    print("181")
if op == "+" and a == 70 and b == 112:
    print("182")
if op == "+" and a == 70 and b == 113:
    print("183")
if op == "+" and a == 70 and b == 114:
    print("184")
if op == "+" and a == 70 and b == 115:
    print("185")
if op == "+" and a == 70 and b == 116:
    print("186")
if op == "+" and a == 70 and b == 117:
    print("187")
if op == "+" and a == 70 and b == 118:
    print("188")
if op == "+" and a == 70 and b == 119:
    print("189")
if op == "+" and a == 70 and b == 120:
    print("190")
if op == "+" and a == 70 and b == 121:
    print("191")
if op == "+" and a == 70 and b == 122:
    print("192")
if op == "+" and a == 70 and b == 123:
    print("193")
if op == "+" and a == 70 and b == 124:
    print("194")
if op == "+" and a == 70 and b == 125:
    print("195")
if op == "+" and a == 70 and b == 126:
    print("196")
if op == "+" and a == 70 and b == 127:
    print("197")
if op == "+" and a == 71 and b == 0:
    print("71")
if op == "+" and a == 71 and b == 1:
    print("72")
if op == "+" and a == 71 and b == 2:
    print("73")
if op == "+" and a == 71 and b == 3:
    print("74")
if op == "+" and a == 71 and b == 4:
    print("75")
if op == "+" and a == 71 and b == 5:
    print("76")
if op == "+" and a == 71 and b == 6:
    print("77")
if op == "+" and a == 71 and b == 7:
    print("78")
if op == "+" and a == 71 and b == 8:
    print("79")
if op == "+" and a == 71 and b == 9:
    print("80")
if op == "+" and a == 71 and b == 10:
    print("81")
if op == "+" and a == 71 and b == 11:
    print("82")
if op == "+" and a == 71 and b == 12:
    print("83")
if op == "+" and a == 71 and b == 13:
    print("84")
if op == "+" and a == 71 and b == 14:
    print("85")
if op == "+" and a == 71 and b == 15:
    print("86")
if op == "+" and a == 71 and b == 16:
    print("87")
if op == "+" and a == 71 and b == 17:
    print("88")
if op == "+" and a == 71 and b == 18:
    print("89")
if op == "+" and a == 71 and b == 19:
    print("90")
if op == "+" and a == 71 and b == 20:
    print("91")
if op == "+" and a == 71 and b == 21:
    print("92")
if op == "+" and a == 71 and b == 22:
    print("93")
if op == "+" and a == 71 and b == 23:
    print("94")
if op == "+" and a == 71 and b == 24:
    print("95")
if op == "+" and a == 71 and b == 25:
    print("96")
if op == "+" and a == 71 and b == 26:
    print("97")
if op == "+" and a == 71 and b == 27:
    print("98")
if op == "+" and a == 71 and b == 28:
    print("99")
if op == "+" and a == 71 and b == 29:
    print("100")
if op == "+" and a == 71 and b == 30:
    print("101")
if op == "+" and a == 71 and b == 31:
    print("102")
if op == "+" and a == 71 and b == 32:
    print("103")
if op == "+" and a == 71 and b == 33:
    print("104")
if op == "+" and a == 71 and b == 34:
    print("105")
if op == "+" and a == 71 and b == 35:
    print("106")
if op == "+" and a == 71 and b == 36:
    print("107")
if op == "+" and a == 71 and b == 37:
    print("108")
if op == "+" and a == 71 and b == 38:
    print("109")
if op == "+" and a == 71 and b == 39:
    print("110")
if op == "+" and a == 71 and b == 40:
    print("111")
if op == "+" and a == 71 and b == 41:
    print("112")
if op == "+" and a == 71 and b == 42:
    print("113")
if op == "+" and a == 71 and b == 43:
    print("114")
if op == "+" and a == 71 and b == 44:
    print("115")
if op == "+" and a == 71 and b == 45:
    print("116")
if op == "+" and a == 71 and b == 46:
    print("117")
if op == "+" and a == 71 and b == 47:
    print("118")
if op == "+" and a == 71 and b == 48:
    print("119")
if op == "+" and a == 71 and b == 49:
    print("120")
if op == "+" and a == 71 and b == 50:
    print("121")
if op == "+" and a == 71 and b == 51:
    print("122")
if op == "+" and a == 71 and b == 52:
    print("123")
if op == "+" and a == 71 and b == 53:
    print("124")
if op == "+" and a == 71 and b == 54:
    print("125")
if op == "+" and a == 71 and b == 55:
    print("126")
if op == "+" and a == 71 and b == 56:
    print("127")
if op == "+" and a == 71 and b == 57:
    print("128")
if op == "+" and a == 71 and b == 58:
    print("129")
if op == "+" and a == 71 and b == 59:
    print("130")
if op == "+" and a == 71 and b == 60:
    print("131")
if op == "+" and a == 71 and b == 61:
    print("132")
if op == "+" and a == 71 and b == 62:
    print("133")
if op == "+" and a == 71 and b == 63:
    print("134")
if op == "+" and a == 71 and b == 64:
    print("135")
if op == "+" and a == 71 and b == 65:
    print("136")
if op == "+" and a == 71 and b == 66:
    print("137")
if op == "+" and a == 71 and b == 67:
    print("138")
if op == "+" and a == 71 and b == 68:
    print("139")
if op == "+" and a == 71 and b == 69:
    print("140")
if op == "+" and a == 71 and b == 70:
    print("141")
if op == "+" and a == 71 and b == 71:
    print("142")
if op == "+" and a == 71 and b == 72:
    print("143")
if op == "+" and a == 71 and b == 73:
    print("144")
if op == "+" and a == 71 and b == 74:
    print("145")
if op == "+" and a == 71 and b == 75:
    print("146")
if op == "+" and a == 71 and b == 76:
    print("147")
if op == "+" and a == 71 and b == 77:
    print("148")
if op == "+" and a == 71 and b == 78:
    print("149")
if op == "+" and a == 71 and b == 79:
    print("150")
if op == "+" and a == 71 and b == 80:
    print("151")
if op == "+" and a == 71 and b == 81:
    print("152")
if op == "+" and a == 71 and b == 82:
    print("153")
if op == "+" and a == 71 and b == 83:
    print("154")
if op == "+" and a == 71 and b == 84:
    print("155")
if op == "+" and a == 71 and b == 85:
    print("156")
if op == "+" and a == 71 and b == 86:
    print("157")
if op == "+" and a == 71 and b == 87:
    print("158")
if op == "+" and a == 71 and b == 88:
    print("159")
if op == "+" and a == 71 and b == 89:
    print("160")
if op == "+" and a == 71 and b == 90:
    print("161")
if op == "+" and a == 71 and b == 91:
    print("162")
if op == "+" and a == 71 and b == 92:
    print("163")
if op == "+" and a == 71 and b == 93:
    print("164")
if op == "+" and a == 71 and b == 94:
    print("165")
if op == "+" and a == 71 and b == 95:
    print("166")
if op == "+" and a == 71 and b == 96:
    print("167")
if op == "+" and a == 71 and b == 97:
    print("168")
if op == "+" and a == 71 and b == 98:
    print("169")
if op == "+" and a == 71 and b == 99:
    print("170")
if op == "+" and a == 71 and b == 100:
    print("171")
if op == "+" and a == 71 and b == 101:
    print("172")
if op == "+" and a == 71 and b == 102:
    print("173")
if op == "+" and a == 71 and b == 103:
    print("174")
if op == "+" and a == 71 and b == 104:
    print("175")
if op == "+" and a == 71 and b == 105:
    print("176")
if op == "+" and a == 71 and b == 106:
    print("177")
if op == "+" and a == 71 and b == 107:
    print("178")
if op == "+" and a == 71 and b == 108:
    print("179")
if op == "+" and a == 71 and b == 109:
    print("180")
if op == "+" and a == 71 and b == 110:
    print("181")
if op == "+" and a == 71 and b == 111:
    print("182")
if op == "+" and a == 71 and b == 112:
    print("183")
if op == "+" and a == 71 and b == 113:
    print("184")
if op == "+" and a == 71 and b == 114:
    print("185")
if op == "+" and a == 71 and b == 115:
    print("186")
if op == "+" and a == 71 and b == 116:
    print("187")
if op == "+" and a == 71 and b == 117:
    print("188")
if op == "+" and a == 71 and b == 118:
    print("189")
if op == "+" and a == 71 and b == 119:
    print("190")
if op == "+" and a == 71 and b == 120:
    print("191")
if op == "+" and a == 71 and b == 121:
    print("192")
if op == "+" and a == 71 and b == 122:
    print("193")
if op == "+" and a == 71 and b == 123:
    print("194")
if op == "+" and a == 71 and b == 124:
    print("195")
if op == "+" and a == 71 and b == 125:
    print("196")
if op == "+" and a == 71 and b == 126:
    print("197")
if op == "+" and a == 71 and b == 127:
    print("198")
if op == "+" and a == 72 and b == 0:
    print("72")
if op == "+" and a == 72 and b == 1:
    print("73")
if op == "+" and a == 72 and b == 2:
    print("74")
if op == "+" and a == 72 and b == 3:
    print("75")
if op == "+" and a == 72 and b == 4:
    print("76")
if op == "+" and a == 72 and b == 5:
    print("77")
if op == "+" and a == 72 and b == 6:
    print("78")
if op == "+" and a == 72 and b == 7:
    print("79")
if op == "+" and a == 72 and b == 8:
    print("80")
if op == "+" and a == 72 and b == 9:
    print("81")
if op == "+" and a == 72 and b == 10:
    print("82")
if op == "+" and a == 72 and b == 11:
    print("83")
if op == "+" and a == 72 and b == 12:
    print("84")
if op == "+" and a == 72 and b == 13:
    print("85")
if op == "+" and a == 72 and b == 14:
    print("86")
if op == "+" and a == 72 and b == 15:
    print("87")
if op == "+" and a == 72 and b == 16:
    print("88")
if op == "+" and a == 72 and b == 17:
    print("89")
if op == "+" and a == 72 and b == 18:
    print("90")
if op == "+" and a == 72 and b == 19:
    print("91")
if op == "+" and a == 72 and b == 20:
    print("92")
if op == "+" and a == 72 and b == 21:
    print("93")
if op == "+" and a == 72 and b == 22:
    print("94")
if op == "+" and a == 72 and b == 23:
    print("95")
if op == "+" and a == 72 and b == 24:
    print("96")
if op == "+" and a == 72 and b == 25:
    print("97")
if op == "+" and a == 72 and b == 26:
    print("98")
if op == "+" and a == 72 and b == 27:
    print("99")
if op == "+" and a == 72 and b == 28:
    print("100")
if op == "+" and a == 72 and b == 29:
    print("101")
if op == "+" and a == 72 and b == 30:
    print("102")
if op == "+" and a == 72 and b == 31:
    print("103")
if op == "+" and a == 72 and b == 32:
    print("104")
if op == "+" and a == 72 and b == 33:
    print("105")
if op == "+" and a == 72 and b == 34:
    print("106")
if op == "+" and a == 72 and b == 35:
    print("107")
if op == "+" and a == 72 and b == 36:
    print("108")
if op == "+" and a == 72 and b == 37:
    print("109")
if op == "+" and a == 72 and b == 38:
    print("110")
if op == "+" and a == 72 and b == 39:
    print("111")
if op == "+" and a == 72 and b == 40:
    print("112")
if op == "+" and a == 72 and b == 41:
    print("113")
if op == "+" and a == 72 and b == 42:
    print("114")
if op == "+" and a == 72 and b == 43:
    print("115")
if op == "+" and a == 72 and b == 44:
    print("116")
if op == "+" and a == 72 and b == 45:
    print("117")
if op == "+" and a == 72 and b == 46:
    print("118")
if op == "+" and a == 72 and b == 47:
    print("119")
if op == "+" and a == 72 and b == 48:
    print("120")
if op == "+" and a == 72 and b == 49:
    print("121")
if op == "+" and a == 72 and b == 50:
    print("122")
if op == "+" and a == 72 and b == 51:
    print("123")
if op == "+" and a == 72 and b == 52:
    print("124")
if op == "+" and a == 72 and b == 53:
    print("125")
if op == "+" and a == 72 and b == 54:
    print("126")
if op == "+" and a == 72 and b == 55:
    print("127")
if op == "+" and a == 72 and b == 56:
    print("128")
if op == "+" and a == 72 and b == 57:
    print("129")
if op == "+" and a == 72 and b == 58:
    print("130")
if op == "+" and a == 72 and b == 59:
    print("131")
if op == "+" and a == 72 and b == 60:
    print("132")
if op == "+" and a == 72 and b == 61:
    print("133")
if op == "+" and a == 72 and b == 62:
    print("134")
if op == "+" and a == 72 and b == 63:
    print("135")
if op == "+" and a == 72 and b == 64:
    print("136")
if op == "+" and a == 72 and b == 65:
    print("137")
if op == "+" and a == 72 and b == 66:
    print("138")
if op == "+" and a == 72 and b == 67:
    print("139")
if op == "+" and a == 72 and b == 68:
    print("140")
if op == "+" and a == 72 and b == 69:
    print("141")
if op == "+" and a == 72 and b == 70:
    print("142")
if op == "+" and a == 72 and b == 71:
    print("143")
if op == "+" and a == 72 and b == 72:
    print("144")
if op == "+" and a == 72 and b == 73:
    print("145")
if op == "+" and a == 72 and b == 74:
    print("146")
if op == "+" and a == 72 and b == 75:
    print("147")
if op == "+" and a == 72 and b == 76:
    print("148")
if op == "+" and a == 72 and b == 77:
    print("149")
if op == "+" and a == 72 and b == 78:
    print("150")
if op == "+" and a == 72 and b == 79:
    print("151")
if op == "+" and a == 72 and b == 80:
    print("152")
if op == "+" and a == 72 and b == 81:
    print("153")
if op == "+" and a == 72 and b == 82:
    print("154")
if op == "+" and a == 72 and b == 83:
    print("155")
if op == "+" and a == 72 and b == 84:
    print("156")
if op == "+" and a == 72 and b == 85:
    print("157")
if op == "+" and a == 72 and b == 86:
    print("158")
if op == "+" and a == 72 and b == 87:
    print("159")
if op == "+" and a == 72 and b == 88:
    print("160")
if op == "+" and a == 72 and b == 89:
    print("161")
if op == "+" and a == 72 and b == 90:
    print("162")
if op == "+" and a == 72 and b == 91:
    print("163")
if op == "+" and a == 72 and b == 92:
    print("164")
if op == "+" and a == 72 and b == 93:
    print("165")
if op == "+" and a == 72 and b == 94:
    print("166")
if op == "+" and a == 72 and b == 95:
    print("167")
if op == "+" and a == 72 and b == 96:
    print("168")
if op == "+" and a == 72 and b == 97:
    print("169")
if op == "+" and a == 72 and b == 98:
    print("170")
if op == "+" and a == 72 and b == 99:
    print("171")
if op == "+" and a == 72 and b == 100:
    print("172")
if op == "+" and a == 72 and b == 101:
    print("173")
if op == "+" and a == 72 and b == 102:
    print("174")
if op == "+" and a == 72 and b == 103:
    print("175")
if op == "+" and a == 72 and b == 104:
    print("176")
if op == "+" and a == 72 and b == 105:
    print("177")
if op == "+" and a == 72 and b == 106:
    print("178")
if op == "+" and a == 72 and b == 107:
    print("179")
if op == "+" and a == 72 and b == 108:
    print("180")
if op == "+" and a == 72 and b == 109:
    print("181")
if op == "+" and a == 72 and b == 110:
    print("182")
if op == "+" and a == 72 and b == 111:
    print("183")
if op == "+" and a == 72 and b == 112:
    print("184")
if op == "+" and a == 72 and b == 113:
    print("185")
if op == "+" and a == 72 and b == 114:
    print("186")
if op == "+" and a == 72 and b == 115:
    print("187")
if op == "+" and a == 72 and b == 116:
    print("188")
if op == "+" and a == 72 and b == 117:
    print("189")
if op == "+" and a == 72 and b == 118:
    print("190")
if op == "+" and a == 72 and b == 119:
    print("191")
if op == "+" and a == 72 and b == 120:
    print("192")
if op == "+" and a == 72 and b == 121:
    print("193")
if op == "+" and a == 72 and b == 122:
    print("194")
if op == "+" and a == 72 and b == 123:
    print("195")
if op == "+" and a == 72 and b == 124:
    print("196")
if op == "+" and a == 72 and b == 125:
    print("197")
if op == "+" and a == 72 and b == 126:
    print("198")
if op == "+" and a == 72 and b == 127:
    print("199")
if op == "+" and a == 73 and b == 0:
    print("73")
if op == "+" and a == 73 and b == 1:
    print("74")
if op == "+" and a == 73 and b == 2:
    print("75")
if op == "+" and a == 73 and b == 3:
    print("76")
if op == "+" and a == 73 and b == 4:
    print("77")
if op == "+" and a == 73 and b == 5:
    print("78")
if op == "+" and a == 73 and b == 6:
    print("79")
if op == "+" and a == 73 and b == 7:
    print("80")
if op == "+" and a == 73 and b == 8:
    print("81")
if op == "+" and a == 73 and b == 9:
    print("82")
if op == "+" and a == 73 and b == 10:
    print("83")
if op == "+" and a == 73 and b == 11:
    print("84")
if op == "+" and a == 73 and b == 12:
    print("85")
if op == "+" and a == 73 and b == 13:
    print("86")
if op == "+" and a == 73 and b == 14:
    print("87")
if op == "+" and a == 73 and b == 15:
    print("88")
if op == "+" and a == 73 and b == 16:
    print("89")
if op == "+" and a == 73 and b == 17:
    print("90")
if op == "+" and a == 73 and b == 18:
    print("91")
if op == "+" and a == 73 and b == 19:
    print("92")
if op == "+" and a == 73 and b == 20:
    print("93")
if op == "+" and a == 73 and b == 21:
    print("94")
if op == "+" and a == 73 and b == 22:
    print("95")
if op == "+" and a == 73 and b == 23:
    print("96")
if op == "+" and a == 73 and b == 24:
    print("97")
if op == "+" and a == 73 and b == 25:
    print("98")
if op == "+" and a == 73 and b == 26:
    print("99")
if op == "+" and a == 73 and b == 27:
    print("100")
if op == "+" and a == 73 and b == 28:
    print("101")
if op == "+" and a == 73 and b == 29:
    print("102")
if op == "+" and a == 73 and b == 30:
    print("103")
if op == "+" and a == 73 and b == 31:
    print("104")
if op == "+" and a == 73 and b == 32:
    print("105")
if op == "+" and a == 73 and b == 33:
    print("106")
if op == "+" and a == 73 and b == 34:
    print("107")
if op == "+" and a == 73 and b == 35:
    print("108")
if op == "+" and a == 73 and b == 36:
    print("109")
if op == "+" and a == 73 and b == 37:
    print("110")
if op == "+" and a == 73 and b == 38:
    print("111")
if op == "+" and a == 73 and b == 39:
    print("112")
if op == "+" and a == 73 and b == 40:
    print("113")
if op == "+" and a == 73 and b == 41:
    print("114")
if op == "+" and a == 73 and b == 42:
    print("115")
if op == "+" and a == 73 and b == 43:
    print("116")
if op == "+" and a == 73 and b == 44:
    print("117")
if op == "+" and a == 73 and b == 45:
    print("118")
if op == "+" and a == 73 and b == 46:
    print("119")
if op == "+" and a == 73 and b == 47:
    print("120")
if op == "+" and a == 73 and b == 48:
    print("121")
if op == "+" and a == 73 and b == 49:
    print("122")
if op == "+" and a == 73 and b == 50:
    print("123")
if op == "+" and a == 73 and b == 51:
    print("124")
if op == "+" and a == 73 and b == 52:
    print("125")
if op == "+" and a == 73 and b == 53:
    print("126")
if op == "+" and a == 73 and b == 54:
    print("127")
if op == "+" and a == 73 and b == 55:
    print("128")
if op == "+" and a == 73 and b == 56:
    print("129")
if op == "+" and a == 73 and b == 57:
    print("130")
if op == "+" and a == 73 and b == 58:
    print("131")
if op == "+" and a == 73 and b == 59:
    print("132")
if op == "+" and a == 73 and b == 60:
    print("133")
if op == "+" and a == 73 and b == 61:
    print("134")
if op == "+" and a == 73 and b == 62:
    print("135")
if op == "+" and a == 73 and b == 63:
    print("136")
if op == "+" and a == 73 and b == 64:
    print("137")
if op == "+" and a == 73 and b == 65:
    print("138")
if op == "+" and a == 73 and b == 66:
    print("139")
if op == "+" and a == 73 and b == 67:
    print("140")
if op == "+" and a == 73 and b == 68:
    print("141")
if op == "+" and a == 73 and b == 69:
    print("142")
if op == "+" and a == 73 and b == 70:
    print("143")
if op == "+" and a == 73 and b == 71:
    print("144")
if op == "+" and a == 73 and b == 72:
    print("145")
if op == "+" and a == 73 and b == 73:
    print("146")
if op == "+" and a == 73 and b == 74:
    print("147")
if op == "+" and a == 73 and b == 75:
    print("148")
if op == "+" and a == 73 and b == 76:
    print("149")
if op == "+" and a == 73 and b == 77:
    print("150")
if op == "+" and a == 73 and b == 78:
    print("151")
if op == "+" and a == 73 and b == 79:
    print("152")
if op == "+" and a == 73 and b == 80:
    print("153")
if op == "+" and a == 73 and b == 81:
    print("154")
if op == "+" and a == 73 and b == 82:
    print("155")
if op == "+" and a == 73 and b == 83:
    print("156")
if op == "+" and a == 73 and b == 84:
    print("157")
if op == "+" and a == 73 and b == 85:
    print("158")
if op == "+" and a == 73 and b == 86:
    print("159")
if op == "+" and a == 73 and b == 87:
    print("160")
if op == "+" and a == 73 and b == 88:
    print("161")
if op == "+" and a == 73 and b == 89:
    print("162")
if op == "+" and a == 73 and b == 90:
    print("163")
if op == "+" and a == 73 and b == 91:
    print("164")
if op == "+" and a == 73 and b == 92:
    print("165")
if op == "+" and a == 73 and b == 93:
    print("166")
if op == "+" and a == 73 and b == 94:
    print("167")
if op == "+" and a == 73 and b == 95:
    print("168")
if op == "+" and a == 73 and b == 96:
    print("169")
if op == "+" and a == 73 and b == 97:
    print("170")
if op == "+" and a == 73 and b == 98:
    print("171")
if op == "+" and a == 73 and b == 99:
    print("172")
if op == "+" and a == 73 and b == 100:
    print("173")
if op == "+" and a == 73 and b == 101:
    print("174")
if op == "+" and a == 73 and b == 102:
    print("175")
if op == "+" and a == 73 and b == 103:
    print("176")
if op == "+" and a == 73 and b == 104:
    print("177")
if op == "+" and a == 73 and b == 105:
    print("178")
if op == "+" and a == 73 and b == 106:
    print("179")
if op == "+" and a == 73 and b == 107:
    print("180")
if op == "+" and a == 73 and b == 108:
    print("181")
if op == "+" and a == 73 and b == 109:
    print("182")
if op == "+" and a == 73 and b == 110:
    print("183")
if op == "+" and a == 73 and b == 111:
    print("184")
if op == "+" and a == 73 and b == 112:
    print("185")
if op == "+" and a == 73 and b == 113:
    print("186")
if op == "+" and a == 73 and b == 114:
    print("187")
if op == "+" and a == 73 and b == 115:
    print("188")
if op == "+" and a == 73 and b == 116:
    print("189")
if op == "+" and a == 73 and b == 117:
    print("190")
if op == "+" and a == 73 and b == 118:
    print("191")
if op == "+" and a == 73 and b == 119:
    print("192")
if op == "+" and a == 73 and b == 120:
    print("193")
if op == "+" and a == 73 and b == 121:
    print("194")
if op == "+" and a == 73 and b == 122:
    print("195")
if op == "+" and a == 73 and b == 123:
    print("196")
if op == "+" and a == 73 and b == 124:
    print("197")
if op == "+" and a == 73 and b == 125:
    print("198")
if op == "+" and a == 73 and b == 126:
    print("199")
if op == "+" and a == 73 and b == 127:
    print("200")
if op == "+" and a == 74 and b == 0:
    print("74")
if op == "+" and a == 74 and b == 1:
    print("75")
if op == "+" and a == 74 and b == 2:
    print("76")
if op == "+" and a == 74 and b == 3:
    print("77")
if op == "+" and a == 74 and b == 4:
    print("78")
if op == "+" and a == 74 and b == 5:
    print("79")
if op == "+" and a == 74 and b == 6:
    print("80")
if op == "+" and a == 74 and b == 7:
    print("81")
if op == "+" and a == 74 and b == 8:
    print("82")
if op == "+" and a == 74 and b == 9:
    print("83")
if op == "+" and a == 74 and b == 10:
    print("84")
if op == "+" and a == 74 and b == 11:
    print("85")
if op == "+" and a == 74 and b == 12:
    print("86")
if op == "+" and a == 74 and b == 13:
    print("87")
if op == "+" and a == 74 and b == 14:
    print("88")
if op == "+" and a == 74 and b == 15:
    print("89")
if op == "+" and a == 74 and b == 16:
    print("90")
if op == "+" and a == 74 and b == 17:
    print("91")
if op == "+" and a == 74 and b == 18:
    print("92")
if op == "+" and a == 74 and b == 19:
    print("93")
if op == "+" and a == 74 and b == 20:
    print("94")
if op == "+" and a == 74 and b == 21:
    print("95")
if op == "+" and a == 74 and b == 22:
    print("96")
if op == "+" and a == 74 and b == 23:
    print("97")
if op == "+" and a == 74 and b == 24:
    print("98")
if op == "+" and a == 74 and b == 25:
    print("99")
if op == "+" and a == 74 and b == 26:
    print("100")
if op == "+" and a == 74 and b == 27:
    print("101")
if op == "+" and a == 74 and b == 28:
    print("102")
if op == "+" and a == 74 and b == 29:
    print("103")
if op == "+" and a == 74 and b == 30:
    print("104")
if op == "+" and a == 74 and b == 31:
    print("105")
if op == "+" and a == 74 and b == 32:
    print("106")
if op == "+" and a == 74 and b == 33:
    print("107")
if op == "+" and a == 74 and b == 34:
    print("108")
if op == "+" and a == 74 and b == 35:
    print("109")
if op == "+" and a == 74 and b == 36:
    print("110")
if op == "+" and a == 74 and b == 37:
    print("111")
if op == "+" and a == 74 and b == 38:
    print("112")
if op == "+" and a == 74 and b == 39:
    print("113")
if op == "+" and a == 74 and b == 40:
    print("114")
if op == "+" and a == 74 and b == 41:
    print("115")
if op == "+" and a == 74 and b == 42:
    print("116")
if op == "+" and a == 74 and b == 43:
    print("117")
if op == "+" and a == 74 and b == 44:
    print("118")
if op == "+" and a == 74 and b == 45:
    print("119")
if op == "+" and a == 74 and b == 46:
    print("120")
if op == "+" and a == 74 and b == 47:
    print("121")
if op == "+" and a == 74 and b == 48:
    print("122")
if op == "+" and a == 74 and b == 49:
    print("123")
if op == "+" and a == 74 and b == 50:
    print("124")
if op == "+" and a == 74 and b == 51:
    print("125")
if op == "+" and a == 74 and b == 52:
    print("126")
if op == "+" and a == 74 and b == 53:
    print("127")
if op == "+" and a == 74 and b == 54:
    print("128")
if op == "+" and a == 74 and b == 55:
    print("129")
if op == "+" and a == 74 and b == 56:
    print("130")
if op == "+" and a == 74 and b == 57:
    print("131")
if op == "+" and a == 74 and b == 58:
    print("132")
if op == "+" and a == 74 and b == 59:
    print("133")
if op == "+" and a == 74 and b == 60:
    print("134")
if op == "+" and a == 74 and b == 61:
    print("135")
if op == "+" and a == 74 and b == 62:
    print("136")
if op == "+" and a == 74 and b == 63:
    print("137")
if op == "+" and a == 74 and b == 64:
    print("138")
if op == "+" and a == 74 and b == 65:
    print("139")
if op == "+" and a == 74 and b == 66:
    print("140")
if op == "+" and a == 74 and b == 67:
    print("141")
if op == "+" and a == 74 and b == 68:
    print("142")
if op == "+" and a == 74 and b == 69:
    print("143")
if op == "+" and a == 74 and b == 70:
    print("144")
if op == "+" and a == 74 and b == 71:
    print("145")
if op == "+" and a == 74 and b == 72:
    print("146")
if op == "+" and a == 74 and b == 73:
    print("147")
if op == "+" and a == 74 and b == 74:
    print("148")
if op == "+" and a == 74 and b == 75:
    print("149")
if op == "+" and a == 74 and b == 76:
    print("150")
if op == "+" and a == 74 and b == 77:
    print("151")
if op == "+" and a == 74 and b == 78:
    print("152")
if op == "+" and a == 74 and b == 79:
    print("153")
if op == "+" and a == 74 and b == 80:
    print("154")
if op == "+" and a == 74 and b == 81:
    print("155")
if op == "+" and a == 74 and b == 82:
    print("156")
if op == "+" and a == 74 and b == 83:
    print("157")
if op == "+" and a == 74 and b == 84:
    print("158")
if op == "+" and a == 74 and b == 85:
    print("159")
if op == "+" and a == 74 and b == 86:
    print("160")
if op == "+" and a == 74 and b == 87:
    print("161")
if op == "+" and a == 74 and b == 88:
    print("162")
if op == "+" and a == 74 and b == 89:
    print("163")
if op == "+" and a == 74 and b == 90:
    print("164")
if op == "+" and a == 74 and b == 91:
    print("165")
if op == "+" and a == 74 and b == 92:
    print("166")
if op == "+" and a == 74 and b == 93:
    print("167")
if op == "+" and a == 74 and b == 94:
    print("168")
if op == "+" and a == 74 and b == 95:
    print("169")
if op == "+" and a == 74 and b == 96:
    print("170")
if op == "+" and a == 74 and b == 97:
    print("171")
if op == "+" and a == 74 and b == 98:
    print("172")
if op == "+" and a == 74 and b == 99:
    print("173")
if op == "+" and a == 74 and b == 100:
    print("174")
if op == "+" and a == 74 and b == 101:
    print("175")
if op == "+" and a == 74 and b == 102:
    print("176")
if op == "+" and a == 74 and b == 103:
    print("177")
if op == "+" and a == 74 and b == 104:
    print("178")
if op == "+" and a == 74 and b == 105:
    print("179")
if op == "+" and a == 74 and b == 106:
    print("180")
if op == "+" and a == 74 and b == 107:
    print("181")
if op == "+" and a == 74 and b == 108:
    print("182")
if op == "+" and a == 74 and b == 109:
    print("183")
if op == "+" and a == 74 and b == 110:
    print("184")
if op == "+" and a == 74 and b == 111:
    print("185")
if op == "+" and a == 74 and b == 112:
    print("186")
if op == "+" and a == 74 and b == 113:
    print("187")
if op == "+" and a == 74 and b == 114:
    print("188")
if op == "+" and a == 74 and b == 115:
    print("189")
if op == "+" and a == 74 and b == 116:
    print("190")
if op == "+" and a == 74 and b == 117:
    print("191")
if op == "+" and a == 74 and b == 118:
    print("192")
if op == "+" and a == 74 and b == 119:
    print("193")
if op == "+" and a == 74 and b == 120:
    print("194")
if op == "+" and a == 74 and b == 121:
    print("195")
if op == "+" and a == 74 and b == 122:
    print("196")
if op == "+" and a == 74 and b == 123:
    print("197")
if op == "+" and a == 74 and b == 124:
    print("198")
if op == "+" and a == 74 and b == 125:
    print("199")
if op == "+" and a == 74 and b == 126:
    print("200")
if op == "+" and a == 74 and b == 127:
    print("201")
if op == "+" and a == 75 and b == 0:
    print("75")
if op == "+" and a == 75 and b == 1:
    print("76")
if op == "+" and a == 75 and b == 2:
    print("77")
if op == "+" and a == 75 and b == 3:
    print("78")
if op == "+" and a == 75 and b == 4:
    print("79")
if op == "+" and a == 75 and b == 5:
    print("80")
if op == "+" and a == 75 and b == 6:
    print("81")
if op == "+" and a == 75 and b == 7:
    print("82")
if op == "+" and a == 75 and b == 8:
    print("83")
if op == "+" and a == 75 and b == 9:
    print("84")
if op == "+" and a == 75 and b == 10:
    print("85")
if op == "+" and a == 75 and b == 11:
    print("86")
if op == "+" and a == 75 and b == 12:
    print("87")
if op == "+" and a == 75 and b == 13:
    print("88")
if op == "+" and a == 75 and b == 14:
    print("89")
if op == "+" and a == 75 and b == 15:
    print("90")
if op == "+" and a == 75 and b == 16:
    print("91")
if op == "+" and a == 75 and b == 17:
    print("92")
if op == "+" and a == 75 and b == 18:
    print("93")
if op == "+" and a == 75 and b == 19:
    print("94")
if op == "+" and a == 75 and b == 20:
    print("95")
if op == "+" and a == 75 and b == 21:
    print("96")
if op == "+" and a == 75 and b == 22:
    print("97")
if op == "+" and a == 75 and b == 23:
    print("98")
if op == "+" and a == 75 and b == 24:
    print("99")
if op == "+" and a == 75 and b == 25:
    print("100")
if op == "+" and a == 75 and b == 26:
    print("101")
if op == "+" and a == 75 and b == 27:
    print("102")
if op == "+" and a == 75 and b == 28:
    print("103")
if op == "+" and a == 75 and b == 29:
    print("104")
if op == "+" and a == 75 and b == 30:
    print("105")
if op == "+" and a == 75 and b == 31:
    print("106")
if op == "+" and a == 75 and b == 32:
    print("107")
if op == "+" and a == 75 and b == 33:
    print("108")
if op == "+" and a == 75 and b == 34:
    print("109")
if op == "+" and a == 75 and b == 35:
    print("110")
if op == "+" and a == 75 and b == 36:
    print("111")
if op == "+" and a == 75 and b == 37:
    print("112")
if op == "+" and a == 75 and b == 38:
    print("113")
if op == "+" and a == 75 and b == 39:
    print("114")
if op == "+" and a == 75 and b == 40:
    print("115")
if op == "+" and a == 75 and b == 41:
    print("116")
if op == "+" and a == 75 and b == 42:
    print("117")
if op == "+" and a == 75 and b == 43:
    print("118")
if op == "+" and a == 75 and b == 44:
    print("119")
if op == "+" and a == 75 and b == 45:
    print("120")
if op == "+" and a == 75 and b == 46:
    print("121")
if op == "+" and a == 75 and b == 47:
    print("122")
if op == "+" and a == 75 and b == 48:
    print("123")
if op == "+" and a == 75 and b == 49:
    print("124")
if op == "+" and a == 75 and b == 50:
    print("125")
if op == "+" and a == 75 and b == 51:
    print("126")
if op == "+" and a == 75 and b == 52:
    print("127")
if op == "+" and a == 75 and b == 53:
    print("128")
if op == "+" and a == 75 and b == 54:
    print("129")
if op == "+" and a == 75 and b == 55:
    print("130")
if op == "+" and a == 75 and b == 56:
    print("131")
if op == "+" and a == 75 and b == 57:
    print("132")
if op == "+" and a == 75 and b == 58:
    print("133")
if op == "+" and a == 75 and b == 59:
    print("134")
if op == "+" and a == 75 and b == 60:
    print("135")
if op == "+" and a == 75 and b == 61:
    print("136")
if op == "+" and a == 75 and b == 62:
    print("137")
if op == "+" and a == 75 and b == 63:
    print("138")
if op == "+" and a == 75 and b == 64:
    print("139")
if op == "+" and a == 75 and b == 65:
    print("140")
if op == "+" and a == 75 and b == 66:
    print("141")
if op == "+" and a == 75 and b == 67:
    print("142")
if op == "+" and a == 75 and b == 68:
    print("143")
if op == "+" and a == 75 and b == 69:
    print("144")
if op == "+" and a == 75 and b == 70:
    print("145")
if op == "+" and a == 75 and b == 71:
    print("146")
if op == "+" and a == 75 and b == 72:
    print("147")
if op == "+" and a == 75 and b == 73:
    print("148")
if op == "+" and a == 75 and b == 74:
    print("149")
if op == "+" and a == 75 and b == 75:
    print("150")
if op == "+" and a == 75 and b == 76:
    print("151")
if op == "+" and a == 75 and b == 77:
    print("152")
if op == "+" and a == 75 and b == 78:
    print("153")
if op == "+" and a == 75 and b == 79:
    print("154")
if op == "+" and a == 75 and b == 80:
    print("155")
if op == "+" and a == 75 and b == 81:
    print("156")
if op == "+" and a == 75 and b == 82:
    print("157")
if op == "+" and a == 75 and b == 83:
    print("158")
if op == "+" and a == 75 and b == 84:
    print("159")
if op == "+" and a == 75 and b == 85:
    print("160")
if op == "+" and a == 75 and b == 86:
    print("161")
if op == "+" and a == 75 and b == 87:
    print("162")
if op == "+" and a == 75 and b == 88:
    print("163")
if op == "+" and a == 75 and b == 89:
    print("164")
if op == "+" and a == 75 and b == 90:
    print("165")
if op == "+" and a == 75 and b == 91:
    print("166")
if op == "+" and a == 75 and b == 92:
    print("167")
if op == "+" and a == 75 and b == 93:
    print("168")
if op == "+" and a == 75 and b == 94:
    print("169")
if op == "+" and a == 75 and b == 95:
    print("170")
if op == "+" and a == 75 and b == 96:
    print("171")
if op == "+" and a == 75 and b == 97:
    print("172")
if op == "+" and a == 75 and b == 98:
    print("173")
if op == "+" and a == 75 and b == 99:
    print("174")
if op == "+" and a == 75 and b == 100:
    print("175")
if op == "+" and a == 75 and b == 101:
    print("176")
if op == "+" and a == 75 and b == 102:
    print("177")
if op == "+" and a == 75 and b == 103:
    print("178")
if op == "+" and a == 75 and b == 104:
    print("179")
if op == "+" and a == 75 and b == 105:
    print("180")
if op == "+" and a == 75 and b == 106:
    print("181")
if op == "+" and a == 75 and b == 107:
    print("182")
if op == "+" and a == 75 and b == 108:
    print("183")
if op == "+" and a == 75 and b == 109:
    print("184")
if op == "+" and a == 75 and b == 110:
    print("185")
if op == "+" and a == 75 and b == 111:
    print("186")
if op == "+" and a == 75 and b == 112:
    print("187")
if op == "+" and a == 75 and b == 113:
    print("188")
if op == "+" and a == 75 and b == 114:
    print("189")
if op == "+" and a == 75 and b == 115:
    print("190")
if op == "+" and a == 75 and b == 116:
    print("191")
if op == "+" and a == 75 and b == 117:
    print("192")
if op == "+" and a == 75 and b == 118:
    print("193")
if op == "+" and a == 75 and b == 119:
    print("194")
if op == "+" and a == 75 and b == 120:
    print("195")
if op == "+" and a == 75 and b == 121:
    print("196")
if op == "+" and a == 75 and b == 122:
    print("197")
if op == "+" and a == 75 and b == 123:
    print("198")
if op == "+" and a == 75 and b == 124:
    print("199")
if op == "+" and a == 75 and b == 125:
    print("200")
if op == "+" and a == 75 and b == 126:
    print("201")
if op == "+" and a == 75 and b == 127:
    print("202")
if op == "+" and a == 76 and b == 0:
    print("76")
if op == "+" and a == 76 and b == 1:
    print("77")
if op == "+" and a == 76 and b == 2:
    print("78")
if op == "+" and a == 76 and b == 3:
    print("79")
if op == "+" and a == 76 and b == 4:
    print("80")
if op == "+" and a == 76 and b == 5:
    print("81")
if op == "+" and a == 76 and b == 6:
    print("82")
if op == "+" and a == 76 and b == 7:
    print("83")
if op == "+" and a == 76 and b == 8:
    print("84")
if op == "+" and a == 76 and b == 9:
    print("85")
if op == "+" and a == 76 and b == 10:
    print("86")
if op == "+" and a == 76 and b == 11:
    print("87")
if op == "+" and a == 76 and b == 12:
    print("88")
if op == "+" and a == 76 and b == 13:
    print("89")
if op == "+" and a == 76 and b == 14:
    print("90")
if op == "+" and a == 76 and b == 15:
    print("91")
if op == "+" and a == 76 and b == 16:
    print("92")
if op == "+" and a == 76 and b == 17:
    print("93")
if op == "+" and a == 76 and b == 18:
    print("94")
if op == "+" and a == 76 and b == 19:
    print("95")
if op == "+" and a == 76 and b == 20:
    print("96")
if op == "+" and a == 76 and b == 21:
    print("97")
if op == "+" and a == 76 and b == 22:
    print("98")
if op == "+" and a == 76 and b == 23:
    print("99")
if op == "+" and a == 76 and b == 24:
    print("100")
if op == "+" and a == 76 and b == 25:
    print("101")
if op == "+" and a == 76 and b == 26:
    print("102")
if op == "+" and a == 76 and b == 27:
    print("103")
if op == "+" and a == 76 and b == 28:
    print("104")
if op == "+" and a == 76 and b == 29:
    print("105")
if op == "+" and a == 76 and b == 30:
    print("106")
if op == "+" and a == 76 and b == 31:
    print("107")
if op == "+" and a == 76 and b == 32:
    print("108")
if op == "+" and a == 76 and b == 33:
    print("109")
if op == "+" and a == 76 and b == 34:
    print("110")
if op == "+" and a == 76 and b == 35:
    print("111")
if op == "+" and a == 76 and b == 36:
    print("112")
if op == "+" and a == 76 and b == 37:
    print("113")
if op == "+" and a == 76 and b == 38:
    print("114")
if op == "+" and a == 76 and b == 39:
    print("115")
if op == "+" and a == 76 and b == 40:
    print("116")
if op == "+" and a == 76 and b == 41:
    print("117")
if op == "+" and a == 76 and b == 42:
    print("118")
if op == "+" and a == 76 and b == 43:
    print("119")
if op == "+" and a == 76 and b == 44:
    print("120")
if op == "+" and a == 76 and b == 45:
    print("121")
if op == "+" and a == 76 and b == 46:
    print("122")
if op == "+" and a == 76 and b == 47:
    print("123")
if op == "+" and a == 76 and b == 48:
    print("124")
if op == "+" and a == 76 and b == 49:
    print("125")
if op == "+" and a == 76 and b == 50:
    print("126")
if op == "+" and a == 76 and b == 51:
    print("127")
if op == "+" and a == 76 and b == 52:
    print("128")
if op == "+" and a == 76 and b == 53:
    print("129")
if op == "+" and a == 76 and b == 54:
    print("130")
if op == "+" and a == 76 and b == 55:
    print("131")
if op == "+" and a == 76 and b == 56:
    print("132")
if op == "+" and a == 76 and b == 57:
    print("133")
if op == "+" and a == 76 and b == 58:
    print("134")
if op == "+" and a == 76 and b == 59:
    print("135")
if op == "+" and a == 76 and b == 60:
    print("136")
if op == "+" and a == 76 and b == 61:
    print("137")
if op == "+" and a == 76 and b == 62:
    print("138")
if op == "+" and a == 76 and b == 63:
    print("139")
if op == "+" and a == 76 and b == 64:
    print("140")
if op == "+" and a == 76 and b == 65:
    print("141")
if op == "+" and a == 76 and b == 66:
    print("142")
if op == "+" and a == 76 and b == 67:
    print("143")
if op == "+" and a == 76 and b == 68:
    print("144")
if op == "+" and a == 76 and b == 69:
    print("145")
if op == "+" and a == 76 and b == 70:
    print("146")
if op == "+" and a == 76 and b == 71:
    print("147")
if op == "+" and a == 76 and b == 72:
    print("148")
if op == "+" and a == 76 and b == 73:
    print("149")
if op == "+" and a == 76 and b == 74:
    print("150")
if op == "+" and a == 76 and b == 75:
    print("151")
if op == "+" and a == 76 and b == 76:
    print("152")
if op == "+" and a == 76 and b == 77:
    print("153")
if op == "+" and a == 76 and b == 78:
    print("154")
if op == "+" and a == 76 and b == 79:
    print("155")
if op == "+" and a == 76 and b == 80:
    print("156")
if op == "+" and a == 76 and b == 81:
    print("157")
if op == "+" and a == 76 and b == 82:
    print("158")
if op == "+" and a == 76 and b == 83:
    print("159")
if op == "+" and a == 76 and b == 84:
    print("160")
if op == "+" and a == 76 and b == 85:
    print("161")
if op == "+" and a == 76 and b == 86:
    print("162")
if op == "+" and a == 76 and b == 87:
    print("163")
if op == "+" and a == 76 and b == 88:
    print("164")
if op == "+" and a == 76 and b == 89:
    print("165")
if op == "+" and a == 76 and b == 90:
    print("166")
if op == "+" and a == 76 and b == 91:
    print("167")
if op == "+" and a == 76 and b == 92:
    print("168")
if op == "+" and a == 76 and b == 93:
    print("169")
if op == "+" and a == 76 and b == 94:
    print("170")
if op == "+" and a == 76 and b == 95:
    print("171")
if op == "+" and a == 76 and b == 96:
    print("172")
if op == "+" and a == 76 and b == 97:
    print("173")
if op == "+" and a == 76 and b == 98:
    print("174")
if op == "+" and a == 76 and b == 99:
    print("175")
if op == "+" and a == 76 and b == 100:
    print("176")
if op == "+" and a == 76 and b == 101:
    print("177")
if op == "+" and a == 76 and b == 102:
    print("178")
if op == "+" and a == 76 and b == 103:
    print("179")
if op == "+" and a == 76 and b == 104:
    print("180")
if op == "+" and a == 76 and b == 105:
    print("181")
if op == "+" and a == 76 and b == 106:
    print("182")
if op == "+" and a == 76 and b == 107:
    print("183")
if op == "+" and a == 76 and b == 108:
    print("184")
if op == "+" and a == 76 and b == 109:
    print("185")
if op == "+" and a == 76 and b == 110:
    print("186")
if op == "+" and a == 76 and b == 111:
    print("187")
if op == "+" and a == 76 and b == 112:
    print("188")
if op == "+" and a == 76 and b == 113:
    print("189")
if op == "+" and a == 76 and b == 114:
    print("190")
if op == "+" and a == 76 and b == 115:
    print("191")
if op == "+" and a == 76 and b == 116:
    print("192")
if op == "+" and a == 76 and b == 117:
    print("193")
if op == "+" and a == 76 and b == 118:
    print("194")
if op == "+" and a == 76 and b == 119:
    print("195")
if op == "+" and a == 76 and b == 120:
    print("196")
if op == "+" and a == 76 and b == 121:
    print("197")
if op == "+" and a == 76 and b == 122:
    print("198")
if op == "+" and a == 76 and b == 123:
    print("199")
if op == "+" and a == 76 and b == 124:
    print("200")
if op == "+" and a == 76 and b == 125:
    print("201")
if op == "+" and a == 76 and b == 126:
    print("202")
if op == "+" and a == 76 and b == 127:
    print("203")
if op == "+" and a == 77 and b == 0:
    print("77")
if op == "+" and a == 77 and b == 1:
    print("78")
if op == "+" and a == 77 and b == 2:
    print("79")
if op == "+" and a == 77 and b == 3:
    print("80")
if op == "+" and a == 77 and b == 4:
    print("81")
if op == "+" and a == 77 and b == 5:
    print("82")
if op == "+" and a == 77 and b == 6:
    print("83")
if op == "+" and a == 77 and b == 7:
    print("84")
if op == "+" and a == 77 and b == 8:
    print("85")
if op == "+" and a == 77 and b == 9:
    print("86")
if op == "+" and a == 77 and b == 10:
    print("87")
if op == "+" and a == 77 and b == 11:
    print("88")
if op == "+" and a == 77 and b == 12:
    print("89")
if op == "+" and a == 77 and b == 13:
    print("90")
if op == "+" and a == 77 and b == 14:
    print("91")
if op == "+" and a == 77 and b == 15:
    print("92")
if op == "+" and a == 77 and b == 16:
    print("93")
if op == "+" and a == 77 and b == 17:
    print("94")
if op == "+" and a == 77 and b == 18:
    print("95")
if op == "+" and a == 77 and b == 19:
    print("96")
if op == "+" and a == 77 and b == 20:
    print("97")
if op == "+" and a == 77 and b == 21:
    print("98")
if op == "+" and a == 77 and b == 22:
    print("99")
if op == "+" and a == 77 and b == 23:
    print("100")
if op == "+" and a == 77 and b == 24:
    print("101")
if op == "+" and a == 77 and b == 25:
    print("102")
if op == "+" and a == 77 and b == 26:
    print("103")
if op == "+" and a == 77 and b == 27:
    print("104")
if op == "+" and a == 77 and b == 28:
    print("105")
if op == "+" and a == 77 and b == 29:
    print("106")
if op == "+" and a == 77 and b == 30:
    print("107")
if op == "+" and a == 77 and b == 31:
    print("108")
if op == "+" and a == 77 and b == 32:
    print("109")
if op == "+" and a == 77 and b == 33:
    print("110")
if op == "+" and a == 77 and b == 34:
    print("111")
if op == "+" and a == 77 and b == 35:
    print("112")
if op == "+" and a == 77 and b == 36:
    print("113")
if op == "+" and a == 77 and b == 37:
    print("114")
if op == "+" and a == 77 and b == 38:
    print("115")
if op == "+" and a == 77 and b == 39:
    print("116")
if op == "+" and a == 77 and b == 40:
    print("117")
if op == "+" and a == 77 and b == 41:
    print("118")
if op == "+" and a == 77 and b == 42:
    print("119")
if op == "+" and a == 77 and b == 43:
    print("120")
if op == "+" and a == 77 and b == 44:
    print("121")
if op == "+" and a == 77 and b == 45:
    print("122")
if op == "+" and a == 77 and b == 46:
    print("123")
if op == "+" and a == 77 and b == 47:
    print("124")
if op == "+" and a == 77 and b == 48:
    print("125")
if op == "+" and a == 77 and b == 49:
    print("126")
if op == "+" and a == 77 and b == 50:
    print("127")
if op == "+" and a == 77 and b == 51:
    print("128")
if op == "+" and a == 77 and b == 52:
    print("129")
if op == "+" and a == 77 and b == 53:
    print("130")
if op == "+" and a == 77 and b == 54:
    print("131")
if op == "+" and a == 77 and b == 55:
    print("132")
if op == "+" and a == 77 and b == 56:
    print("133")
if op == "+" and a == 77 and b == 57:
    print("134")
if op == "+" and a == 77 and b == 58:
    print("135")
if op == "+" and a == 77 and b == 59:
    print("136")
if op == "+" and a == 77 and b == 60:
    print("137")
if op == "+" and a == 77 and b == 61:
    print("138")
if op == "+" and a == 77 and b == 62:
    print("139")
if op == "+" and a == 77 and b == 63:
    print("140")
if op == "+" and a == 77 and b == 64:
    print("141")
if op == "+" and a == 77 and b == 65:
    print("142")
if op == "+" and a == 77 and b == 66:
    print("143")
if op == "+" and a == 77 and b == 67:
    print("144")
if op == "+" and a == 77 and b == 68:
    print("145")
if op == "+" and a == 77 and b == 69:
    print("146")
if op == "+" and a == 77 and b == 70:
    print("147")
if op == "+" and a == 77 and b == 71:
    print("148")
if op == "+" and a == 77 and b == 72:
    print("149")
if op == "+" and a == 77 and b == 73:
    print("150")
if op == "+" and a == 77 and b == 74:
    print("151")
if op == "+" and a == 77 and b == 75:
    print("152")
if op == "+" and a == 77 and b == 76:
    print("153")
if op == "+" and a == 77 and b == 77:
    print("154")
if op == "+" and a == 77 and b == 78:
    print("155")
if op == "+" and a == 77 and b == 79:
    print("156")
if op == "+" and a == 77 and b == 80:
    print("157")
if op == "+" and a == 77 and b == 81:
    print("158")
if op == "+" and a == 77 and b == 82:
    print("159")
if op == "+" and a == 77 and b == 83:
    print("160")
if op == "+" and a == 77 and b == 84:
    print("161")
if op == "+" and a == 77 and b == 85:
    print("162")
if op == "+" and a == 77 and b == 86:
    print("163")
if op == "+" and a == 77 and b == 87:
    print("164")
if op == "+" and a == 77 and b == 88:
    print("165")
if op == "+" and a == 77 and b == 89:
    print("166")
if op == "+" and a == 77 and b == 90:
    print("167")
if op == "+" and a == 77 and b == 91:
    print("168")
if op == "+" and a == 77 and b == 92:
    print("169")
if op == "+" and a == 77 and b == 93:
    print("170")
if op == "+" and a == 77 and b == 94:
    print("171")
if op == "+" and a == 77 and b == 95:
    print("172")
if op == "+" and a == 77 and b == 96:
    print("173")
if op == "+" and a == 77 and b == 97:
    print("174")
if op == "+" and a == 77 and b == 98:
    print("175")
if op == "+" and a == 77 and b == 99:
    print("176")
if op == "+" and a == 77 and b == 100:
    print("177")
if op == "+" and a == 77 and b == 101:
    print("178")
if op == "+" and a == 77 and b == 102:
    print("179")
if op == "+" and a == 77 and b == 103:
    print("180")
if op == "+" and a == 77 and b == 104:
    print("181")
if op == "+" and a == 77 and b == 105:
    print("182")
if op == "+" and a == 77 and b == 106:
    print("183")
if op == "+" and a == 77 and b == 107:
    print("184")
if op == "+" and a == 77 and b == 108:
    print("185")
if op == "+" and a == 77 and b == 109:
    print("186")
if op == "+" and a == 77 and b == 110:
    print("187")
if op == "+" and a == 77 and b == 111:
    print("188")
if op == "+" and a == 77 and b == 112:
    print("189")
if op == "+" and a == 77 and b == 113:
    print("190")
if op == "+" and a == 77 and b == 114:
    print("191")
if op == "+" and a == 77 and b == 115:
    print("192")
if op == "+" and a == 77 and b == 116:
    print("193")
if op == "+" and a == 77 and b == 117:
    print("194")
if op == "+" and a == 77 and b == 118:
    print("195")
if op == "+" and a == 77 and b == 119:
    print("196")
if op == "+" and a == 77 and b == 120:
    print("197")
if op == "+" and a == 77 and b == 121:
    print("198")
if op == "+" and a == 77 and b == 122:
    print("199")
if op == "+" and a == 77 and b == 123:
    print("200")
if op == "+" and a == 77 and b == 124:
    print("201")
if op == "+" and a == 77 and b == 125:
    print("202")
if op == "+" and a == 77 and b == 126:
    print("203")
if op == "+" and a == 77 and b == 127:
    print("204")
if op == "+" and a == 78 and b == 0:
    print("78")
if op == "+" and a == 78 and b == 1:
    print("79")
if op == "+" and a == 78 and b == 2:
    print("80")
if op == "+" and a == 78 and b == 3:
    print("81")
if op == "+" and a == 78 and b == 4:
    print("82")
if op == "+" and a == 78 and b == 5:
    print("83")
if op == "+" and a == 78 and b == 6:
    print("84")
if op == "+" and a == 78 and b == 7:
    print("85")
if op == "+" and a == 78 and b == 8:
    print("86")
if op == "+" and a == 78 and b == 9:
    print("87")
if op == "+" and a == 78 and b == 10:
    print("88")
if op == "+" and a == 78 and b == 11:
    print("89")
if op == "+" and a == 78 and b == 12:
    print("90")
if op == "+" and a == 78 and b == 13:
    print("91")
if op == "+" and a == 78 and b == 14:
    print("92")
if op == "+" and a == 78 and b == 15:
    print("93")
if op == "+" and a == 78 and b == 16:
    print("94")
if op == "+" and a == 78 and b == 17:
    print("95")
if op == "+" and a == 78 and b == 18:
    print("96")
if op == "+" and a == 78 and b == 19:
    print("97")
if op == "+" and a == 78 and b == 20:
    print("98")
if op == "+" and a == 78 and b == 21:
    print("99")
if op == "+" and a == 78 and b == 22:
    print("100")
if op == "+" and a == 78 and b == 23:
    print("101")
if op == "+" and a == 78 and b == 24:
    print("102")
if op == "+" and a == 78 and b == 25:
    print("103")
if op == "+" and a == 78 and b == 26:
    print("104")
if op == "+" and a == 78 and b == 27:
    print("105")
if op == "+" and a == 78 and b == 28:
    print("106")
if op == "+" and a == 78 and b == 29:
    print("107")
if op == "+" and a == 78 and b == 30:
    print("108")
if op == "+" and a == 78 and b == 31:
    print("109")
if op == "+" and a == 78 and b == 32:
    print("110")
if op == "+" and a == 78 and b == 33:
    print("111")
if op == "+" and a == 78 and b == 34:
    print("112")
if op == "+" and a == 78 and b == 35:
    print("113")
if op == "+" and a == 78 and b == 36:
    print("114")
if op == "+" and a == 78 and b == 37:
    print("115")
if op == "+" and a == 78 and b == 38:
    print("116")
if op == "+" and a == 78 and b == 39:
    print("117")
if op == "+" and a == 78 and b == 40:
    print("118")
if op == "+" and a == 78 and b == 41:
    print("119")
if op == "+" and a == 78 and b == 42:
    print("120")
if op == "+" and a == 78 and b == 43:
    print("121")
if op == "+" and a == 78 and b == 44:
    print("122")
if op == "+" and a == 78 and b == 45:
    print("123")
if op == "+" and a == 78 and b == 46:
    print("124")
if op == "+" and a == 78 and b == 47:
    print("125")
if op == "+" and a == 78 and b == 48:
    print("126")
if op == "+" and a == 78 and b == 49:
    print("127")
if op == "+" and a == 78 and b == 50:
    print("128")
if op == "+" and a == 78 and b == 51:
    print("129")
if op == "+" and a == 78 and b == 52:
    print("130")
if op == "+" and a == 78 and b == 53:
    print("131")
if op == "+" and a == 78 and b == 54:
    print("132")
if op == "+" and a == 78 and b == 55:
    print("133")
if op == "+" and a == 78 and b == 56:
    print("134")
if op == "+" and a == 78 and b == 57:
    print("135")
if op == "+" and a == 78 and b == 58:
    print("136")
if op == "+" and a == 78 and b == 59:
    print("137")
if op == "+" and a == 78 and b == 60:
    print("138")
if op == "+" and a == 78 and b == 61:
    print("139")
if op == "+" and a == 78 and b == 62:
    print("140")
if op == "+" and a == 78 and b == 63:
    print("141")
if op == "+" and a == 78 and b == 64:
    print("142")
if op == "+" and a == 78 and b == 65:
    print("143")
if op == "+" and a == 78 and b == 66:
    print("144")
if op == "+" and a == 78 and b == 67:
    print("145")
if op == "+" and a == 78 and b == 68:
    print("146")
if op == "+" and a == 78 and b == 69:
    print("147")
if op == "+" and a == 78 and b == 70:
    print("148")
if op == "+" and a == 78 and b == 71:
    print("149")
if op == "+" and a == 78 and b == 72:
    print("150")
if op == "+" and a == 78 and b == 73:
    print("151")
if op == "+" and a == 78 and b == 74:
    print("152")
if op == "+" and a == 78 and b == 75:
    print("153")
if op == "+" and a == 78 and b == 76:
    print("154")
if op == "+" and a == 78 and b == 77:
    print("155")
if op == "+" and a == 78 and b == 78:
    print("156")
if op == "+" and a == 78 and b == 79:
    print("157")
if op == "+" and a == 78 and b == 80:
    print("158")
if op == "+" and a == 78 and b == 81:
    print("159")
if op == "+" and a == 78 and b == 82:
    print("160")
if op == "+" and a == 78 and b == 83:
    print("161")
if op == "+" and a == 78 and b == 84:
    print("162")
if op == "+" and a == 78 and b == 85:
    print("163")
if op == "+" and a == 78 and b == 86:
    print("164")
if op == "+" and a == 78 and b == 87:
    print("165")
if op == "+" and a == 78 and b == 88:
    print("166")
if op == "+" and a == 78 and b == 89:
    print("167")
if op == "+" and a == 78 and b == 90:
    print("168")
if op == "+" and a == 78 and b == 91:
    print("169")
if op == "+" and a == 78 and b == 92:
    print("170")
if op == "+" and a == 78 and b == 93:
    print("171")
if op == "+" and a == 78 and b == 94:
    print("172")
if op == "+" and a == 78 and b == 95:
    print("173")
if op == "+" and a == 78 and b == 96:
    print("174")
if op == "+" and a == 78 and b == 97:
    print("175")
if op == "+" and a == 78 and b == 98:
    print("176")
if op == "+" and a == 78 and b == 99:
    print("177")
if op == "+" and a == 78 and b == 100:
    print("178")
if op == "+" and a == 78 and b == 101:
    print("179")
if op == "+" and a == 78 and b == 102:
    print("180")
if op == "+" and a == 78 and b == 103:
    print("181")
if op == "+" and a == 78 and b == 104:
    print("182")
if op == "+" and a == 78 and b == 105:
    print("183")
if op == "+" and a == 78 and b == 106:
    print("184")
if op == "+" and a == 78 and b == 107:
    print("185")
if op == "+" and a == 78 and b == 108:
    print("186")
if op == "+" and a == 78 and b == 109:
    print("187")
if op == "+" and a == 78 and b == 110:
    print("188")
if op == "+" and a == 78 and b == 111:
    print("189")
if op == "+" and a == 78 and b == 112:
    print("190")
if op == "+" and a == 78 and b == 113:
    print("191")
if op == "+" and a == 78 and b == 114:
    print("192")
if op == "+" and a == 78 and b == 115:
    print("193")
if op == "+" and a == 78 and b == 116:
    print("194")
if op == "+" and a == 78 and b == 117:
    print("195")
if op == "+" and a == 78 and b == 118:
    print("196")
if op == "+" and a == 78 and b == 119:
    print("197")
if op == "+" and a == 78 and b == 120:
    print("198")
if op == "+" and a == 78 and b == 121:
    print("199")
if op == "+" and a == 78 and b == 122:
    print("200")
if op == "+" and a == 78 and b == 123:
    print("201")
if op == "+" and a == 78 and b == 124:
    print("202")
if op == "+" and a == 78 and b == 125:
    print("203")
if op == "+" and a == 78 and b == 126:
    print("204")
if op == "+" and a == 78 and b == 127:
    print("205")
if op == "+" and a == 79 and b == 0:
    print("79")
if op == "+" and a == 79 and b == 1:
    print("80")
if op == "+" and a == 79 and b == 2:
    print("81")
if op == "+" and a == 79 and b == 3:
    print("82")
if op == "+" and a == 79 and b == 4:
    print("83")
if op == "+" and a == 79 and b == 5:
    print("84")
if op == "+" and a == 79 and b == 6:
    print("85")
if op == "+" and a == 79 and b == 7:
    print("86")
if op == "+" and a == 79 and b == 8:
    print("87")
if op == "+" and a == 79 and b == 9:
    print("88")
if op == "+" and a == 79 and b == 10:
    print("89")
if op == "+" and a == 79 and b == 11:
    print("90")
if op == "+" and a == 79 and b == 12:
    print("91")
if op == "+" and a == 79 and b == 13:
    print("92")
if op == "+" and a == 79 and b == 14:
    print("93")
if op == "+" and a == 79 and b == 15:
    print("94")
if op == "+" and a == 79 and b == 16:
    print("95")
if op == "+" and a == 79 and b == 17:
    print("96")
if op == "+" and a == 79 and b == 18:
    print("97")
if op == "+" and a == 79 and b == 19:
    print("98")
if op == "+" and a == 79 and b == 20:
    print("99")
if op == "+" and a == 79 and b == 21:
    print("100")
if op == "+" and a == 79 and b == 22:
    print("101")
if op == "+" and a == 79 and b == 23:
    print("102")
if op == "+" and a == 79 and b == 24:
    print("103")
if op == "+" and a == 79 and b == 25:
    print("104")
if op == "+" and a == 79 and b == 26:
    print("105")
if op == "+" and a == 79 and b == 27:
    print("106")
if op == "+" and a == 79 and b == 28:
    print("107")
if op == "+" and a == 79 and b == 29:
    print("108")
if op == "+" and a == 79 and b == 30:
    print("109")
if op == "+" and a == 79 and b == 31:
    print("110")
if op == "+" and a == 79 and b == 32:
    print("111")
if op == "+" and a == 79 and b == 33:
    print("112")
if op == "+" and a == 79 and b == 34:
    print("113")
if op == "+" and a == 79 and b == 35:
    print("114")
if op == "+" and a == 79 and b == 36:
    print("115")
if op == "+" and a == 79 and b == 37:
    print("116")
if op == "+" and a == 79 and b == 38:
    print("117")
if op == "+" and a == 79 and b == 39:
    print("118")
if op == "+" and a == 79 and b == 40:
    print("119")
if op == "+" and a == 79 and b == 41:
    print("120")
if op == "+" and a == 79 and b == 42:
    print("121")
if op == "+" and a == 79 and b == 43:
    print("122")
if op == "+" and a == 79 and b == 44:
    print("123")
if op == "+" and a == 79 and b == 45:
    print("124")
if op == "+" and a == 79 and b == 46:
    print("125")
if op == "+" and a == 79 and b == 47:
    print("126")
if op == "+" and a == 79 and b == 48:
    print("127")
if op == "+" and a == 79 and b == 49:
    print("128")
if op == "+" and a == 79 and b == 50:
    print("129")
if op == "+" and a == 79 and b == 51:
    print("130")
if op == "+" and a == 79 and b == 52:
    print("131")
if op == "+" and a == 79 and b == 53:
    print("132")
if op == "+" and a == 79 and b == 54:
    print("133")
if op == "+" and a == 79 and b == 55:
    print("134")
if op == "+" and a == 79 and b == 56:
    print("135")
if op == "+" and a == 79 and b == 57:
    print("136")
if op == "+" and a == 79 and b == 58:
    print("137")
if op == "+" and a == 79 and b == 59:
    print("138")
if op == "+" and a == 79 and b == 60:
    print("139")
if op == "+" and a == 79 and b == 61:
    print("140")
if op == "+" and a == 79 and b == 62:
    print("141")
if op == "+" and a == 79 and b == 63:
    print("142")
if op == "+" and a == 79 and b == 64:
    print("143")
if op == "+" and a == 79 and b == 65:
    print("144")
if op == "+" and a == 79 and b == 66:
    print("145")
if op == "+" and a == 79 and b == 67:
    print("146")
if op == "+" and a == 79 and b == 68:
    print("147")
if op == "+" and a == 79 and b == 69:
    print("148")
if op == "+" and a == 79 and b == 70:
    print("149")
if op == "+" and a == 79 and b == 71:
    print("150")
if op == "+" and a == 79 and b == 72:
    print("151")
if op == "+" and a == 79 and b == 73:
    print("152")
if op == "+" and a == 79 and b == 74:
    print("153")
if op == "+" and a == 79 and b == 75:
    print("154")
if op == "+" and a == 79 and b == 76:
    print("155")
if op == "+" and a == 79 and b == 77:
    print("156")
if op == "+" and a == 79 and b == 78:
    print("157")
if op == "+" and a == 79 and b == 79:
    print("158")
if op == "+" and a == 79 and b == 80:
    print("159")
if op == "+" and a == 79 and b == 81:
    print("160")
if op == "+" and a == 79 and b == 82:
    print("161")
if op == "+" and a == 79 and b == 83:
    print("162")
if op == "+" and a == 79 and b == 84:
    print("163")
if op == "+" and a == 79 and b == 85:
    print("164")
if op == "+" and a == 79 and b == 86:
    print("165")
if op == "+" and a == 79 and b == 87:
    print("166")
if op == "+" and a == 79 and b == 88:
    print("167")
if op == "+" and a == 79 and b == 89:
    print("168")
if op == "+" and a == 79 and b == 90:
    print("169")
if op == "+" and a == 79 and b == 91:
    print("170")
if op == "+" and a == 79 and b == 92:
    print("171")
if op == "+" and a == 79 and b == 93:
    print("172")
if op == "+" and a == 79 and b == 94:
    print("173")
if op == "+" and a == 79 and b == 95:
    print("174")
if op == "+" and a == 79 and b == 96:
    print("175")
if op == "+" and a == 79 and b == 97:
    print("176")
if op == "+" and a == 79 and b == 98:
    print("177")
if op == "+" and a == 79 and b == 99:
    print("178")
if op == "+" and a == 79 and b == 100:
    print("179")
if op == "+" and a == 79 and b == 101:
    print("180")
if op == "+" and a == 79 and b == 102:
    print("181")
if op == "+" and a == 79 and b == 103:
    print("182")
if op == "+" and a == 79 and b == 104:
    print("183")
if op == "+" and a == 79 and b == 105:
    print("184")
if op == "+" and a == 79 and b == 106:
    print("185")
if op == "+" and a == 79 and b == 107:
    print("186")
if op == "+" and a == 79 and b == 108:
    print("187")
if op == "+" and a == 79 and b == 109:
    print("188")
if op == "+" and a == 79 and b == 110:
    print("189")
if op == "+" and a == 79 and b == 111:
    print("190")
if op == "+" and a == 79 and b == 112:
    print("191")
if op == "+" and a == 79 and b == 113:
    print("192")
if op == "+" and a == 79 and b == 114:
    print("193")
if op == "+" and a == 79 and b == 115:
    print("194")
if op == "+" and a == 79 and b == 116:
    print("195")
if op == "+" and a == 79 and b == 117:
    print("196")
if op == "+" and a == 79 and b == 118:
    print("197")
if op == "+" and a == 79 and b == 119:
    print("198")
if op == "+" and a == 79 and b == 120:
    print("199")
if op == "+" and a == 79 and b == 121:
    print("200")
if op == "+" and a == 79 and b == 122:
    print("201")
if op == "+" and a == 79 and b == 123:
    print("202")
if op == "+" and a == 79 and b == 124:
    print("203")
if op == "+" and a == 79 and b == 125:
    print("204")
if op == "+" and a == 79 and b == 126:
    print("205")
if op == "+" and a == 79 and b == 127:
    print("206")
if op == "+" and a == 80 and b == 0:
    print("80")
if op == "+" and a == 80 and b == 1:
    print("81")
if op == "+" and a == 80 and b == 2:
    print("82")
if op == "+" and a == 80 and b == 3:
    print("83")
if op == "+" and a == 80 and b == 4:
    print("84")
if op == "+" and a == 80 and b == 5:
    print("85")
if op == "+" and a == 80 and b == 6:
    print("86")
if op == "+" and a == 80 and b == 7:
    print("87")
if op == "+" and a == 80 and b == 8:
    print("88")
if op == "+" and a == 80 and b == 9:
    print("89")
if op == "+" and a == 80 and b == 10:
    print("90")
if op == "+" and a == 80 and b == 11:
    print("91")
if op == "+" and a == 80 and b == 12:
    print("92")
if op == "+" and a == 80 and b == 13:
    print("93")
if op == "+" and a == 80 and b == 14:
    print("94")
if op == "+" and a == 80 and b == 15:
    print("95")
if op == "+" and a == 80 and b == 16:
    print("96")
if op == "+" and a == 80 and b == 17:
    print("97")
if op == "+" and a == 80 and b == 18:
    print("98")
if op == "+" and a == 80 and b == 19:
    print("99")
if op == "+" and a == 80 and b == 20:
    print("100")
if op == "+" and a == 80 and b == 21:
    print("101")
if op == "+" and a == 80 and b == 22:
    print("102")
if op == "+" and a == 80 and b == 23:
    print("103")
if op == "+" and a == 80 and b == 24:
    print("104")
if op == "+" and a == 80 and b == 25:
    print("105")
if op == "+" and a == 80 and b == 26:
    print("106")
if op == "+" and a == 80 and b == 27:
    print("107")
if op == "+" and a == 80 and b == 28:
    print("108")
if op == "+" and a == 80 and b == 29:
    print("109")
if op == "+" and a == 80 and b == 30:
    print("110")
if op == "+" and a == 80 and b == 31:
    print("111")
if op == "+" and a == 80 and b == 32:
    print("112")
if op == "+" and a == 80 and b == 33:
    print("113")
if op == "+" and a == 80 and b == 34:
    print("114")
if op == "+" and a == 80 and b == 35:
    print("115")
if op == "+" and a == 80 and b == 36:
    print("116")
if op == "+" and a == 80 and b == 37:
    print("117")
if op == "+" and a == 80 and b == 38:
    print("118")
if op == "+" and a == 80 and b == 39:
    print("119")
if op == "+" and a == 80 and b == 40:
    print("120")
if op == "+" and a == 80 and b == 41:
    print("121")
if op == "+" and a == 80 and b == 42:
    print("122")
if op == "+" and a == 80 and b == 43:
    print("123")
if op == "+" and a == 80 and b == 44:
    print("124")
if op == "+" and a == 80 and b == 45:
    print("125")
if op == "+" and a == 80 and b == 46:
    print("126")
if op == "+" and a == 80 and b == 47:
    print("127")
if op == "+" and a == 80 and b == 48:
    print("128")
if op == "+" and a == 80 and b == 49:
    print("129")
if op == "+" and a == 80 and b == 50:
    print("130")
if op == "+" and a == 80 and b == 51:
    print("131")
if op == "+" and a == 80 and b == 52:
    print("132")
if op == "+" and a == 80 and b == 53:
    print("133")
if op == "+" and a == 80 and b == 54:
    print("134")
if op == "+" and a == 80 and b == 55:
    print("135")
if op == "+" and a == 80 and b == 56:
    print("136")
if op == "+" and a == 80 and b == 57:
    print("137")
if op == "+" and a == 80 and b == 58:
    print("138")
if op == "+" and a == 80 and b == 59:
    print("139")
if op == "+" and a == 80 and b == 60:
    print("140")
if op == "+" and a == 80 and b == 61:
    print("141")
if op == "+" and a == 80 and b == 62:
    print("142")
if op == "+" and a == 80 and b == 63:
    print("143")
if op == "+" and a == 80 and b == 64:
    print("144")
if op == "+" and a == 80 and b == 65:
    print("145")
if op == "+" and a == 80 and b == 66:
    print("146")
if op == "+" and a == 80 and b == 67:
    print("147")
if op == "+" and a == 80 and b == 68:
    print("148")
if op == "+" and a == 80 and b == 69:
    print("149")
if op == "+" and a == 80 and b == 70:
    print("150")
if op == "+" and a == 80 and b == 71:
    print("151")
if op == "+" and a == 80 and b == 72:
    print("152")
if op == "+" and a == 80 and b == 73:
    print("153")
if op == "+" and a == 80 and b == 74:
    print("154")
if op == "+" and a == 80 and b == 75:
    print("155")
if op == "+" and a == 80 and b == 76:
    print("156")
if op == "+" and a == 80 and b == 77:
    print("157")
if op == "+" and a == 80 and b == 78:
    print("158")
if op == "+" and a == 80 and b == 79:
    print("159")
if op == "+" and a == 80 and b == 80:
    print("160")
if op == "+" and a == 80 and b == 81:
    print("161")
if op == "+" and a == 80 and b == 82:
    print("162")
if op == "+" and a == 80 and b == 83:
    print("163")
if op == "+" and a == 80 and b == 84:
    print("164")
if op == "+" and a == 80 and b == 85:
    print("165")
if op == "+" and a == 80 and b == 86:
    print("166")
if op == "+" and a == 80 and b == 87:
    print("167")
if op == "+" and a == 80 and b == 88:
    print("168")
if op == "+" and a == 80 and b == 89:
    print("169")
if op == "+" and a == 80 and b == 90:
    print("170")
if op == "+" and a == 80 and b == 91:
    print("171")
if op == "+" and a == 80 and b == 92:
    print("172")
if op == "+" and a == 80 and b == 93:
    print("173")
if op == "+" and a == 80 and b == 94:
    print("174")
if op == "+" and a == 80 and b == 95:
    print("175")
if op == "+" and a == 80 and b == 96:
    print("176")
if op == "+" and a == 80 and b == 97:
    print("177")
if op == "+" and a == 80 and b == 98:
    print("178")
if op == "+" and a == 80 and b == 99:
    print("179")
if op == "+" and a == 80 and b == 100:
    print("180")
if op == "+" and a == 80 and b == 101:
    print("181")
if op == "+" and a == 80 and b == 102:
    print("182")
if op == "+" and a == 80 and b == 103:
    print("183")
if op == "+" and a == 80 and b == 104:
    print("184")
if op == "+" and a == 80 and b == 105:
    print("185")
if op == "+" and a == 80 and b == 106:
    print("186")
if op == "+" and a == 80 and b == 107:
    print("187")
if op == "+" and a == 80 and b == 108:
    print("188")
if op == "+" and a == 80 and b == 109:
    print("189")
if op == "+" and a == 80 and b == 110:
    print("190")
if op == "+" and a == 80 and b == 111:
    print("191")
if op == "+" and a == 80 and b == 112:
    print("192")
if op == "+" and a == 80 and b == 113:
    print("193")
if op == "+" and a == 80 and b == 114:
    print("194")
if op == "+" and a == 80 and b == 115:
    print("195")
if op == "+" and a == 80 and b == 116:
    print("196")
if op == "+" and a == 80 and b == 117:
    print("197")
if op == "+" and a == 80 and b == 118:
    print("198")
if op == "+" and a == 80 and b == 119:
    print("199")
if op == "+" and a == 80 and b == 120:
    print("200")
if op == "+" and a == 80 and b == 121:
    print("201")
if op == "+" and a == 80 and b == 122:
    print("202")
if op == "+" and a == 80 and b == 123:
    print("203")
if op == "+" and a == 80 and b == 124:
    print("204")
if op == "+" and a == 80 and b == 125:
    print("205")
if op == "+" and a == 80 and b == 126:
    print("206")
if op == "+" and a == 80 and b == 127:
    print("207")
if op == "+" and a == 81 and b == 0:
    print("81")
if op == "+" and a == 81 and b == 1:
    print("82")
if op == "+" and a == 81 and b == 2:
    print("83")
if op == "+" and a == 81 and b == 3:
    print("84")
if op == "+" and a == 81 and b == 4:
    print("85")
if op == "+" and a == 81 and b == 5:
    print("86")
if op == "+" and a == 81 and b == 6:
    print("87")
if op == "+" and a == 81 and b == 7:
    print("88")
if op == "+" and a == 81 and b == 8:
    print("89")
if op == "+" and a == 81 and b == 9:
    print("90")
if op == "+" and a == 81 and b == 10:
    print("91")
if op == "+" and a == 81 and b == 11:
    print("92")
if op == "+" and a == 81 and b == 12:
    print("93")
if op == "+" and a == 81 and b == 13:
    print("94")
if op == "+" and a == 81 and b == 14:
    print("95")
if op == "+" and a == 81 and b == 15:
    print("96")
if op == "+" and a == 81 and b == 16:
    print("97")
if op == "+" and a == 81 and b == 17:
    print("98")
if op == "+" and a == 81 and b == 18:
    print("99")
if op == "+" and a == 81 and b == 19:
    print("100")
if op == "+" and a == 81 and b == 20:
    print("101")
if op == "+" and a == 81 and b == 21:
    print("102")
if op == "+" and a == 81 and b == 22:
    print("103")
if op == "+" and a == 81 and b == 23:
    print("104")
if op == "+" and a == 81 and b == 24:
    print("105")
if op == "+" and a == 81 and b == 25:
    print("106")
if op == "+" and a == 81 and b == 26:
    print("107")
if op == "+" and a == 81 and b == 27:
    print("108")
if op == "+" and a == 81 and b == 28:
    print("109")
if op == "+" and a == 81 and b == 29:
    print("110")
if op == "+" and a == 81 and b == 30:
    print("111")
if op == "+" and a == 81 and b == 31:
    print("112")
if op == "+" and a == 81 and b == 32:
    print("113")
if op == "+" and a == 81 and b == 33:
    print("114")
if op == "+" and a == 81 and b == 34:
    print("115")
if op == "+" and a == 81 and b == 35:
    print("116")
if op == "+" and a == 81 and b == 36:
    print("117")
if op == "+" and a == 81 and b == 37:
    print("118")
if op == "+" and a == 81 and b == 38:
    print("119")
if op == "+" and a == 81 and b == 39:
    print("120")
if op == "+" and a == 81 and b == 40:
    print("121")
if op == "+" and a == 81 and b == 41:
    print("122")
if op == "+" and a == 81 and b == 42:
    print("123")
if op == "+" and a == 81 and b == 43:
    print("124")
if op == "+" and a == 81 and b == 44:
    print("125")
if op == "+" and a == 81 and b == 45:
    print("126")
if op == "+" and a == 81 and b == 46:
    print("127")
if op == "+" and a == 81 and b == 47:
    print("128")
if op == "+" and a == 81 and b == 48:
    print("129")
if op == "+" and a == 81 and b == 49:
    print("130")
if op == "+" and a == 81 and b == 50:
    print("131")
if op == "+" and a == 81 and b == 51:
    print("132")
if op == "+" and a == 81 and b == 52:
    print("133")
if op == "+" and a == 81 and b == 53:
    print("134")
if op == "+" and a == 81 and b == 54:
    print("135")
if op == "+" and a == 81 and b == 55:
    print("136")
if op == "+" and a == 81 and b == 56:
    print("137")
if op == "+" and a == 81 and b == 57:
    print("138")
if op == "+" and a == 81 and b == 58:
    print("139")
if op == "+" and a == 81 and b == 59:
    print("140")
if op == "+" and a == 81 and b == 60:
    print("141")
if op == "+" and a == 81 and b == 61:
    print("142")
if op == "+" and a == 81 and b == 62:
    print("143")
if op == "+" and a == 81 and b == 63:
    print("144")
if op == "+" and a == 81 and b == 64:
    print("145")
if op == "+" and a == 81 and b == 65:
    print("146")
if op == "+" and a == 81 and b == 66:
    print("147")
if op == "+" and a == 81 and b == 67:
    print("148")
if op == "+" and a == 81 and b == 68:
    print("149")
if op == "+" and a == 81 and b == 69:
    print("150")
if op == "+" and a == 81 and b == 70:
    print("151")
if op == "+" and a == 81 and b == 71:
    print("152")
if op == "+" and a == 81 and b == 72:
    print("153")
if op == "+" and a == 81 and b == 73:
    print("154")
if op == "+" and a == 81 and b == 74:
    print("155")
if op == "+" and a == 81 and b == 75:
    print("156")
if op == "+" and a == 81 and b == 76:
    print("157")
if op == "+" and a == 81 and b == 77:
    print("158")
if op == "+" and a == 81 and b == 78:
    print("159")
if op == "+" and a == 81 and b == 79:
    print("160")
if op == "+" and a == 81 and b == 80:
    print("161")
if op == "+" and a == 81 and b == 81:
    print("162")
if op == "+" and a == 81 and b == 82:
    print("163")
if op == "+" and a == 81 and b == 83:
    print("164")
if op == "+" and a == 81 and b == 84:
    print("165")
if op == "+" and a == 81 and b == 85:
    print("166")
if op == "+" and a == 81 and b == 86:
    print("167")
if op == "+" and a == 81 and b == 87:
    print("168")
if op == "+" and a == 81 and b == 88:
    print("169")
if op == "+" and a == 81 and b == 89:
    print("170")
if op == "+" and a == 81 and b == 90:
    print("171")
if op == "+" and a == 81 and b == 91:
    print("172")
if op == "+" and a == 81 and b == 92:
    print("173")
if op == "+" and a == 81 and b == 93:
    print("174")
if op == "+" and a == 81 and b == 94:
    print("175")
if op == "+" and a == 81 and b == 95:
    print("176")
if op == "+" and a == 81 and b == 96:
    print("177")
if op == "+" and a == 81 and b == 97:
    print("178")
if op == "+" and a == 81 and b == 98:
    print("179")
if op == "+" and a == 81 and b == 99:
    print("180")
if op == "+" and a == 81 and b == 100:
    print("181")
if op == "+" and a == 81 and b == 101:
    print("182")
if op == "+" and a == 81 and b == 102:
    print("183")
if op == "+" and a == 81 and b == 103:
    print("184")
if op == "+" and a == 81 and b == 104:
    print("185")
if op == "+" and a == 81 and b == 105:
    print("186")
if op == "+" and a == 81 and b == 106:
    print("187")
if op == "+" and a == 81 and b == 107:
    print("188")
if op == "+" and a == 81 and b == 108:
    print("189")
if op == "+" and a == 81 and b == 109:
    print("190")
if op == "+" and a == 81 and b == 110:
    print("191")
if op == "+" and a == 81 and b == 111:
    print("192")
if op == "+" and a == 81 and b == 112:
    print("193")
if op == "+" and a == 81 and b == 113:
    print("194")
if op == "+" and a == 81 and b == 114:
    print("195")
if op == "+" and a == 81 and b == 115:
    print("196")
if op == "+" and a == 81 and b == 116:
    print("197")
if op == "+" and a == 81 and b == 117:
    print("198")
if op == "+" and a == 81 and b == 118:
    print("199")
if op == "+" and a == 81 and b == 119:
    print("200")
if op == "+" and a == 81 and b == 120:
    print("201")
if op == "+" and a == 81 and b == 121:
    print("202")
if op == "+" and a == 81 and b == 122:
    print("203")
if op == "+" and a == 81 and b == 123:
    print("204")
if op == "+" and a == 81 and b == 124:
    print("205")
if op == "+" and a == 81 and b == 125:
    print("206")
if op == "+" and a == 81 and b == 126:
    print("207")
if op == "+" and a == 81 and b == 127:
    print("208")
if op == "+" and a == 82 and b == 0:
    print("82")
if op == "+" and a == 82 and b == 1:
    print("83")
if op == "+" and a == 82 and b == 2:
    print("84")
if op == "+" and a == 82 and b == 3:
    print("85")
if op == "+" and a == 82 and b == 4:
    print("86")
if op == "+" and a == 82 and b == 5:
    print("87")
if op == "+" and a == 82 and b == 6:
    print("88")
if op == "+" and a == 82 and b == 7:
    print("89")
if op == "+" and a == 82 and b == 8:
    print("90")
if op == "+" and a == 82 and b == 9:
    print("91")
if op == "+" and a == 82 and b == 10:
    print("92")
if op == "+" and a == 82 and b == 11:
    print("93")
if op == "+" and a == 82 and b == 12:
    print("94")
if op == "+" and a == 82 and b == 13:
    print("95")
if op == "+" and a == 82 and b == 14:
    print("96")
if op == "+" and a == 82 and b == 15:
    print("97")
if op == "+" and a == 82 and b == 16:
    print("98")
if op == "+" and a == 82 and b == 17:
    print("99")
if op == "+" and a == 82 and b == 18:
    print("100")
if op == "+" and a == 82 and b == 19:
    print("101")
if op == "+" and a == 82 and b == 20:
    print("102")
if op == "+" and a == 82 and b == 21:
    print("103")
if op == "+" and a == 82 and b == 22:
    print("104")
if op == "+" and a == 82 and b == 23:
    print("105")
if op == "+" and a == 82 and b == 24:
    print("106")
if op == "+" and a == 82 and b == 25:
    print("107")
if op == "+" and a == 82 and b == 26:
    print("108")
if op == "+" and a == 82 and b == 27:
    print("109")
if op == "+" and a == 82 and b == 28:
    print("110")
if op == "+" and a == 82 and b == 29:
    print("111")
if op == "+" and a == 82 and b == 30:
    print("112")
if op == "+" and a == 82 and b == 31:
    print("113")
if op == "+" and a == 82 and b == 32:
    print("114")
if op == "+" and a == 82 and b == 33:
    print("115")
if op == "+" and a == 82 and b == 34:
    print("116")
if op == "+" and a == 82 and b == 35:
    print("117")
if op == "+" and a == 82 and b == 36:
    print("118")
if op == "+" and a == 82 and b == 37:
    print("119")
if op == "+" and a == 82 and b == 38:
    print("120")
if op == "+" and a == 82 and b == 39:
    print("121")
if op == "+" and a == 82 and b == 40:
    print("122")
if op == "+" and a == 82 and b == 41:
    print("123")
if op == "+" and a == 82 and b == 42:
    print("124")
if op == "+" and a == 82 and b == 43:
    print("125")
if op == "+" and a == 82 and b == 44:
    print("126")
if op == "+" and a == 82 and b == 45:
    print("127")
if op == "+" and a == 82 and b == 46:
    print("128")
if op == "+" and a == 82 and b == 47:
    print("129")
if op == "+" and a == 82 and b == 48:
    print("130")
if op == "+" and a == 82 and b == 49:
    print("131")
if op == "+" and a == 82 and b == 50:
    print("132")
if op == "+" and a == 82 and b == 51:
    print("133")
if op == "+" and a == 82 and b == 52:
    print("134")
if op == "+" and a == 82 and b == 53:
    print("135")
if op == "+" and a == 82 and b == 54:
    print("136")
if op == "+" and a == 82 and b == 55:
    print("137")
if op == "+" and a == 82 and b == 56:
    print("138")
if op == "+" and a == 82 and b == 57:
    print("139")
if op == "+" and a == 82 and b == 58:
    print("140")
if op == "+" and a == 82 and b == 59:
    print("141")
if op == "+" and a == 82 and b == 60:
    print("142")
if op == "+" and a == 82 and b == 61:
    print("143")
if op == "+" and a == 82 and b == 62:
    print("144")
if op == "+" and a == 82 and b == 63:
    print("145")
if op == "+" and a == 82 and b == 64:
    print("146")
if op == "+" and a == 82 and b == 65:
    print("147")
if op == "+" and a == 82 and b == 66:
    print("148")
if op == "+" and a == 82 and b == 67:
    print("149")
if op == "+" and a == 82 and b == 68:
    print("150")
if op == "+" and a == 82 and b == 69:
    print("151")
if op == "+" and a == 82 and b == 70:
    print("152")
if op == "+" and a == 82 and b == 71:
    print("153")
if op == "+" and a == 82 and b == 72:
    print("154")
if op == "+" and a == 82 and b == 73:
    print("155")
if op == "+" and a == 82 and b == 74:
    print("156")
if op == "+" and a == 82 and b == 75:
    print("157")
if op == "+" and a == 82 and b == 76:
    print("158")
if op == "+" and a == 82 and b == 77:
    print("159")
if op == "+" and a == 82 and b == 78:
    print("160")
if op == "+" and a == 82 and b == 79:
    print("161")
if op == "+" and a == 82 and b == 80:
    print("162")
if op == "+" and a == 82 and b == 81:
    print("163")
if op == "+" and a == 82 and b == 82:
    print("164")
if op == "+" and a == 82 and b == 83:
    print("165")
if op == "+" and a == 82 and b == 84:
    print("166")
if op == "+" and a == 82 and b == 85:
    print("167")
if op == "+" and a == 82 and b == 86:
    print("168")
if op == "+" and a == 82 and b == 87:
    print("169")
if op == "+" and a == 82 and b == 88:
    print("170")
if op == "+" and a == 82 and b == 89:
    print("171")
if op == "+" and a == 82 and b == 90:
    print("172")
if op == "+" and a == 82 and b == 91:
    print("173")
if op == "+" and a == 82 and b == 92:
    print("174")
if op == "+" and a == 82 and b == 93:
    print("175")
if op == "+" and a == 82 and b == 94:
    print("176")
if op == "+" and a == 82 and b == 95:
    print("177")
if op == "+" and a == 82 and b == 96:
    print("178")
if op == "+" and a == 82 and b == 97:
    print("179")
if op == "+" and a == 82 and b == 98:
    print("180")
if op == "+" and a == 82 and b == 99:
    print("181")
if op == "+" and a == 82 and b == 100:
    print("182")
if op == "+" and a == 82 and b == 101:
    print("183")
if op == "+" and a == 82 and b == 102:
    print("184")
if op == "+" and a == 82 and b == 103:
    print("185")
if op == "+" and a == 82 and b == 104:
    print("186")
if op == "+" and a == 82 and b == 105:
    print("187")
if op == "+" and a == 82 and b == 106:
    print("188")
if op == "+" and a == 82 and b == 107:
    print("189")
if op == "+" and a == 82 and b == 108:
    print("190")
if op == "+" and a == 82 and b == 109:
    print("191")
if op == "+" and a == 82 and b == 110:
    print("192")
if op == "+" and a == 82 and b == 111:
    print("193")
if op == "+" and a == 82 and b == 112:
    print("194")
if op == "+" and a == 82 and b == 113:
    print("195")
if op == "+" and a == 82 and b == 114:
    print("196")
if op == "+" and a == 82 and b == 115:
    print("197")
if op == "+" and a == 82 and b == 116:
    print("198")
if op == "+" and a == 82 and b == 117:
    print("199")
if op == "+" and a == 82 and b == 118:
    print("200")
if op == "+" and a == 82 and b == 119:
    print("201")
if op == "+" and a == 82 and b == 120:
    print("202")
if op == "+" and a == 82 and b == 121:
    print("203")
if op == "+" and a == 82 and b == 122:
    print("204")
if op == "+" and a == 82 and b == 123:
    print("205")
if op == "+" and a == 82 and b == 124:
    print("206")
if op == "+" and a == 82 and b == 125:
    print("207")
if op == "+" and a == 82 and b == 126:
    print("208")
if op == "+" and a == 82 and b == 127:
    print("209")
if op == "+" and a == 83 and b == 0:
    print("83")
if op == "+" and a == 83 and b == 1:
    print("84")
if op == "+" and a == 83 and b == 2:
    print("85")
if op == "+" and a == 83 and b == 3:
    print("86")
if op == "+" and a == 83 and b == 4:
    print("87")
if op == "+" and a == 83 and b == 5:
    print("88")
if op == "+" and a == 83 and b == 6:
    print("89")
if op == "+" and a == 83 and b == 7:
    print("90")
if op == "+" and a == 83 and b == 8:
    print("91")
if op == "+" and a == 83 and b == 9:
    print("92")
if op == "+" and a == 83 and b == 10:
    print("93")
if op == "+" and a == 83 and b == 11:
    print("94")
if op == "+" and a == 83 and b == 12:
    print("95")
if op == "+" and a == 83 and b == 13:
    print("96")
if op == "+" and a == 83 and b == 14:
    print("97")
if op == "+" and a == 83 and b == 15:
    print("98")
if op == "+" and a == 83 and b == 16:
    print("99")
if op == "+" and a == 83 and b == 17:
    print("100")
if op == "+" and a == 83 and b == 18:
    print("101")
if op == "+" and a == 83 and b == 19:
    print("102")
if op == "+" and a == 83 and b == 20:
    print("103")
if op == "+" and a == 83 and b == 21:
    print("104")
if op == "+" and a == 83 and b == 22:
    print("105")
if op == "+" and a == 83 and b == 23:
    print("106")
if op == "+" and a == 83 and b == 24:
    print("107")
if op == "+" and a == 83 and b == 25:
    print("108")
if op == "+" and a == 83 and b == 26:
    print("109")
if op == "+" and a == 83 and b == 27:
    print("110")
if op == "+" and a == 83 and b == 28:
    print("111")
if op == "+" and a == 83 and b == 29:
    print("112")
if op == "+" and a == 83 and b == 30:
    print("113")
if op == "+" and a == 83 and b == 31:
    print("114")
if op == "+" and a == 83 and b == 32:
    print("115")
if op == "+" and a == 83 and b == 33:
    print("116")
if op == "+" and a == 83 and b == 34:
    print("117")
if op == "+" and a == 83 and b == 35:
    print("118")
if op == "+" and a == 83 and b == 36:
    print("119")
if op == "+" and a == 83 and b == 37:
    print("120")
if op == "+" and a == 83 and b == 38:
    print("121")
if op == "+" and a == 83 and b == 39:
    print("122")
if op == "+" and a == 83 and b == 40:
    print("123")
if op == "+" and a == 83 and b == 41:
    print("124")
if op == "+" and a == 83 and b == 42:
    print("125")
if op == "+" and a == 83 and b == 43:
    print("126")
if op == "+" and a == 83 and b == 44:
    print("127")
if op == "+" and a == 83 and b == 45:
    print("128")
if op == "+" and a == 83 and b == 46:
    print("129")
if op == "+" and a == 83 and b == 47:
    print("130")
if op == "+" and a == 83 and b == 48:
    print("131")
if op == "+" and a == 83 and b == 49:
    print("132")
if op == "+" and a == 83 and b == 50:
    print("133")
if op == "+" and a == 83 and b == 51:
    print("134")
if op == "+" and a == 83 and b == 52:
    print("135")
if op == "+" and a == 83 and b == 53:
    print("136")
if op == "+" and a == 83 and b == 54:
    print("137")
if op == "+" and a == 83 and b == 55:
    print("138")
if op == "+" and a == 83 and b == 56:
    print("139")
if op == "+" and a == 83 and b == 57:
    print("140")
if op == "+" and a == 83 and b == 58:
    print("141")
if op == "+" and a == 83 and b == 59:
    print("142")
if op == "+" and a == 83 and b == 60:
    print("143")
if op == "+" and a == 83 and b == 61:
    print("144")
if op == "+" and a == 83 and b == 62:
    print("145")
if op == "+" and a == 83 and b == 63:
    print("146")
if op == "+" and a == 83 and b == 64:
    print("147")
if op == "+" and a == 83 and b == 65:
    print("148")
if op == "+" and a == 83 and b == 66:
    print("149")
if op == "+" and a == 83 and b == 67:
    print("150")
if op == "+" and a == 83 and b == 68:
    print("151")
if op == "+" and a == 83 and b == 69:
    print("152")
if op == "+" and a == 83 and b == 70:
    print("153")
if op == "+" and a == 83 and b == 71:
    print("154")
if op == "+" and a == 83 and b == 72:
    print("155")
if op == "+" and a == 83 and b == 73:
    print("156")
if op == "+" and a == 83 and b == 74:
    print("157")
if op == "+" and a == 83 and b == 75:
    print("158")
if op == "+" and a == 83 and b == 76:
    print("159")
if op == "+" and a == 83 and b == 77:
    print("160")
if op == "+" and a == 83 and b == 78:
    print("161")
if op == "+" and a == 83 and b == 79:
    print("162")
if op == "+" and a == 83 and b == 80:
    print("163")
if op == "+" and a == 83 and b == 81:
    print("164")
if op == "+" and a == 83 and b == 82:
    print("165")
if op == "+" and a == 83 and b == 83:
    print("166")
if op == "+" and a == 83 and b == 84:
    print("167")
if op == "+" and a == 83 and b == 85:
    print("168")
if op == "+" and a == 83 and b == 86:
    print("169")
if op == "+" and a == 83 and b == 87:
    print("170")
if op == "+" and a == 83 and b == 88:
    print("171")
if op == "+" and a == 83 and b == 89:
    print("172")
if op == "+" and a == 83 and b == 90:
    print("173")
if op == "+" and a == 83 and b == 91:
    print("174")
if op == "+" and a == 83 and b == 92:
    print("175")
if op == "+" and a == 83 and b == 93:
    print("176")
if op == "+" and a == 83 and b == 94:
    print("177")
if op == "+" and a == 83 and b == 95:
    print("178")
if op == "+" and a == 83 and b == 96:
    print("179")
if op == "+" and a == 83 and b == 97:
    print("180")
if op == "+" and a == 83 and b == 98:
    print("181")
if op == "+" and a == 83 and b == 99:
    print("182")
if op == "+" and a == 83 and b == 100:
    print("183")
if op == "+" and a == 83 and b == 101:
    print("184")
if op == "+" and a == 83 and b == 102:
    print("185")
if op == "+" and a == 83 and b == 103:
    print("186")
if op == "+" and a == 83 and b == 104:
    print("187")
if op == "+" and a == 83 and b == 105:
    print("188")
if op == "+" and a == 83 and b == 106:
    print("189")
if op == "+" and a == 83 and b == 107:
    print("190")
if op == "+" and a == 83 and b == 108:
    print("191")
if op == "+" and a == 83 and b == 109:
    print("192")
if op == "+" and a == 83 and b == 110:
    print("193")
if op == "+" and a == 83 and b == 111:
    print("194")
if op == "+" and a == 83 and b == 112:
    print("195")
if op == "+" and a == 83 and b == 113:
    print("196")
if op == "+" and a == 83 and b == 114:
    print("197")
if op == "+" and a == 83 and b == 115:
    print("198")
if op == "+" and a == 83 and b == 116:
    print("199")
if op == "+" and a == 83 and b == 117:
    print("200")
if op == "+" and a == 83 and b == 118:
    print("201")
if op == "+" and a == 83 and b == 119:
    print("202")
if op == "+" and a == 83 and b == 120:
    print("203")
if op == "+" and a == 83 and b == 121:
    print("204")
if op == "+" and a == 83 and b == 122:
    print("205")
if op == "+" and a == 83 and b == 123:
    print("206")
if op == "+" and a == 83 and b == 124:
    print("207")
if op == "+" and a == 83 and b == 125:
    print("208")
if op == "+" and a == 83 and b == 126:
    print("209")
if op == "+" and a == 83 and b == 127:
    print("210")
if op == "+" and a == 84 and b == 0:
    print("84")
if op == "+" and a == 84 and b == 1:
    print("85")
if op == "+" and a == 84 and b == 2:
    print("86")
if op == "+" and a == 84 and b == 3:
    print("87")
if op == "+" and a == 84 and b == 4:
    print("88")
if op == "+" and a == 84 and b == 5:
    print("89")
if op == "+" and a == 84 and b == 6:
    print("90")
if op == "+" and a == 84 and b == 7:
    print("91")
if op == "+" and a == 84 and b == 8:
    print("92")
if op == "+" and a == 84 and b == 9:
    print("93")
if op == "+" and a == 84 and b == 10:
    print("94")
if op == "+" and a == 84 and b == 11:
    print("95")
if op == "+" and a == 84 and b == 12:
    print("96")
if op == "+" and a == 84 and b == 13:
    print("97")
if op == "+" and a == 84 and b == 14:
    print("98")
if op == "+" and a == 84 and b == 15:
    print("99")
if op == "+" and a == 84 and b == 16:
    print("100")
if op == "+" and a == 84 and b == 17:
    print("101")
if op == "+" and a == 84 and b == 18:
    print("102")
if op == "+" and a == 84 and b == 19:
    print("103")
if op == "+" and a == 84 and b == 20:
    print("104")
if op == "+" and a == 84 and b == 21:
    print("105")
if op == "+" and a == 84 and b == 22:
    print("106")
if op == "+" and a == 84 and b == 23:
    print("107")
if op == "+" and a == 84 and b == 24:
    print("108")
if op == "+" and a == 84 and b == 25:
    print("109")
if op == "+" and a == 84 and b == 26:
    print("110")
if op == "+" and a == 84 and b == 27:
    print("111")
if op == "+" and a == 84 and b == 28:
    print("112")
if op == "+" and a == 84 and b == 29:
    print("113")
if op == "+" and a == 84 and b == 30:
    print("114")
if op == "+" and a == 84 and b == 31:
    print("115")
if op == "+" and a == 84 and b == 32:
    print("116")
if op == "+" and a == 84 and b == 33:
    print("117")
if op == "+" and a == 84 and b == 34:
    print("118")
if op == "+" and a == 84 and b == 35:
    print("119")
if op == "+" and a == 84 and b == 36:
    print("120")
if op == "+" and a == 84 and b == 37:
    print("121")
if op == "+" and a == 84 and b == 38:
    print("122")
if op == "+" and a == 84 and b == 39:
    print("123")
if op == "+" and a == 84 and b == 40:
    print("124")
if op == "+" and a == 84 and b == 41:
    print("125")
if op == "+" and a == 84 and b == 42:
    print("126")
if op == "+" and a == 84 and b == 43:
    print("127")
if op == "+" and a == 84 and b == 44:
    print("128")
if op == "+" and a == 84 and b == 45:
    print("129")
if op == "+" and a == 84 and b == 46:
    print("130")
if op == "+" and a == 84 and b == 47:
    print("131")
if op == "+" and a == 84 and b == 48:
    print("132")
if op == "+" and a == 84 and b == 49:
    print("133")
if op == "+" and a == 84 and b == 50:
    print("134")
if op == "+" and a == 84 and b == 51:
    print("135")
if op == "+" and a == 84 and b == 52:
    print("136")
if op == "+" and a == 84 and b == 53:
    print("137")
if op == "+" and a == 84 and b == 54:
    print("138")
if op == "+" and a == 84 and b == 55:
    print("139")
if op == "+" and a == 84 and b == 56:
    print("140")
if op == "+" and a == 84 and b == 57:
    print("141")
if op == "+" and a == 84 and b == 58:
    print("142")
if op == "+" and a == 84 and b == 59:
    print("143")
if op == "+" and a == 84 and b == 60:
    print("144")
if op == "+" and a == 84 and b == 61:
    print("145")
if op == "+" and a == 84 and b == 62:
    print("146")
if op == "+" and a == 84 and b == 63:
    print("147")
if op == "+" and a == 84 and b == 64:
    print("148")
if op == "+" and a == 84 and b == 65:
    print("149")
if op == "+" and a == 84 and b == 66:
    print("150")
if op == "+" and a == 84 and b == 67:
    print("151")
if op == "+" and a == 84 and b == 68:
    print("152")
if op == "+" and a == 84 and b == 69:
    print("153")
if op == "+" and a == 84 and b == 70:
    print("154")
if op == "+" and a == 84 and b == 71:
    print("155")
if op == "+" and a == 84 and b == 72:
    print("156")
if op == "+" and a == 84 and b == 73:
    print("157")
if op == "+" and a == 84 and b == 74:
    print("158")
if op == "+" and a == 84 and b == 75:
    print("159")
if op == "+" and a == 84 and b == 76:
    print("160")
if op == "+" and a == 84 and b == 77:
    print("161")
if op == "+" and a == 84 and b == 78:
    print("162")
if op == "+" and a == 84 and b == 79:
    print("163")
if op == "+" and a == 84 and b == 80:
    print("164")
if op == "+" and a == 84 and b == 81:
    print("165")
if op == "+" and a == 84 and b == 82:
    print("166")
if op == "+" and a == 84 and b == 83:
    print("167")
if op == "+" and a == 84 and b == 84:
    print("168")
if op == "+" and a == 84 and b == 85:
    print("169")
if op == "+" and a == 84 and b == 86:
    print("170")
if op == "+" and a == 84 and b == 87:
    print("171")
if op == "+" and a == 84 and b == 88:
    print("172")
if op == "+" and a == 84 and b == 89:
    print("173")
if op == "+" and a == 84 and b == 90:
    print("174")
if op == "+" and a == 84 and b == 91:
    print("175")
if op == "+" and a == 84 and b == 92:
    print("176")
if op == "+" and a == 84 and b == 93:
    print("177")
if op == "+" and a == 84 and b == 94:
    print("178")
if op == "+" and a == 84 and b == 95:
    print("179")
if op == "+" and a == 84 and b == 96:
    print("180")
if op == "+" and a == 84 and b == 97:
    print("181")
if op == "+" and a == 84 and b == 98:
    print("182")
if op == "+" and a == 84 and b == 99:
    print("183")
if op == "+" and a == 84 and b == 100:
    print("184")
if op == "+" and a == 84 and b == 101:
    print("185")
if op == "+" and a == 84 and b == 102:
    print("186")
if op == "+" and a == 84 and b == 103:
    print("187")
if op == "+" and a == 84 and b == 104:
    print("188")
if op == "+" and a == 84 and b == 105:
    print("189")
if op == "+" and a == 84 and b == 106:
    print("190")
if op == "+" and a == 84 and b == 107:
    print("191")
if op == "+" and a == 84 and b == 108:
    print("192")
if op == "+" and a == 84 and b == 109:
    print("193")
if op == "+" and a == 84 and b == 110:
    print("194")
if op == "+" and a == 84 and b == 111:
    print("195")
if op == "+" and a == 84 and b == 112:
    print("196")
if op == "+" and a == 84 and b == 113:
    print("197")
if op == "+" and a == 84 and b == 114:
    print("198")
if op == "+" and a == 84 and b == 115:
    print("199")
if op == "+" and a == 84 and b == 116:
    print("200")
if op == "+" and a == 84 and b == 117:
    print("201")
if op == "+" and a == 84 and b == 118:
    print("202")
if op == "+" and a == 84 and b == 119:
    print("203")
if op == "+" and a == 84 and b == 120:
    print("204")
if op == "+" and a == 84 and b == 121:
    print("205")
if op == "+" and a == 84 and b == 122:
    print("206")
if op == "+" and a == 84 and b == 123:
    print("207")
if op == "+" and a == 84 and b == 124:
    print("208")
if op == "+" and a == 84 and b == 125:
    print("209")
if op == "+" and a == 84 and b == 126:
    print("210")
if op == "+" and a == 84 and b == 127:
    print("211")
if op == "+" and a == 85 and b == 0:
    print("85")
if op == "+" and a == 85 and b == 1:
    print("86")
if op == "+" and a == 85 and b == 2:
    print("87")
if op == "+" and a == 85 and b == 3:
    print("88")
if op == "+" and a == 85 and b == 4:
    print("89")
if op == "+" and a == 85 and b == 5:
    print("90")
if op == "+" and a == 85 and b == 6:
    print("91")
if op == "+" and a == 85 and b == 7:
    print("92")
if op == "+" and a == 85 and b == 8:
    print("93")
if op == "+" and a == 85 and b == 9:
    print("94")
if op == "+" and a == 85 and b == 10:
    print("95")
if op == "+" and a == 85 and b == 11:
    print("96")
if op == "+" and a == 85 and b == 12:
    print("97")
if op == "+" and a == 85 and b == 13:
    print("98")
if op == "+" and a == 85 and b == 14:
    print("99")
if op == "+" and a == 85 and b == 15:
    print("100")
if op == "+" and a == 85 and b == 16:
    print("101")
if op == "+" and a == 85 and b == 17:
    print("102")
if op == "+" and a == 85 and b == 18:
    print("103")
if op == "+" and a == 85 and b == 19:
    print("104")
if op == "+" and a == 85 and b == 20:
    print("105")
if op == "+" and a == 85 and b == 21:
    print("106")
if op == "+" and a == 85 and b == 22:
    print("107")
if op == "+" and a == 85 and b == 23:
    print("108")
if op == "+" and a == 85 and b == 24:
    print("109")
if op == "+" and a == 85 and b == 25:
    print("110")
if op == "+" and a == 85 and b == 26:
    print("111")
if op == "+" and a == 85 and b == 27:
    print("112")
if op == "+" and a == 85 and b == 28:
    print("113")
if op == "+" and a == 85 and b == 29:
    print("114")
if op == "+" and a == 85 and b == 30:
    print("115")
if op == "+" and a == 85 and b == 31:
    print("116")
if op == "+" and a == 85 and b == 32:
    print("117")
if op == "+" and a == 85 and b == 33:
    print("118")
if op == "+" and a == 85 and b == 34:
    print("119")
if op == "+" and a == 85 and b == 35:
    print("120")
if op == "+" and a == 85 and b == 36:
    print("121")
if op == "+" and a == 85 and b == 37:
    print("122")
if op == "+" and a == 85 and b == 38:
    print("123")
if op == "+" and a == 85 and b == 39:
    print("124")
if op == "+" and a == 85 and b == 40:
    print("125")
if op == "+" and a == 85 and b == 41:
    print("126")
if op == "+" and a == 85 and b == 42:
    print("127")
if op == "+" and a == 85 and b == 43:
    print("128")
if op == "+" and a == 85 and b == 44:
    print("129")
if op == "+" and a == 85 and b == 45:
    print("130")
if op == "+" and a == 85 and b == 46:
    print("131")
if op == "+" and a == 85 and b == 47:
    print("132")
if op == "+" and a == 85 and b == 48:
    print("133")
if op == "+" and a == 85 and b == 49:
    print("134")
if op == "+" and a == 85 and b == 50:
    print("135")
if op == "+" and a == 85 and b == 51:
    print("136")
if op == "+" and a == 85 and b == 52:
    print("137")
if op == "+" and a == 85 and b == 53:
    print("138")
if op == "+" and a == 85 and b == 54:
    print("139")
if op == "+" and a == 85 and b == 55:
    print("140")
if op == "+" and a == 85 and b == 56:
    print("141")
if op == "+" and a == 85 and b == 57:
    print("142")
if op == "+" and a == 85 and b == 58:
    print("143")
if op == "+" and a == 85 and b == 59:
    print("144")
if op == "+" and a == 85 and b == 60:
    print("145")
if op == "+" and a == 85 and b == 61:
    print("146")
if op == "+" and a == 85 and b == 62:
    print("147")
if op == "+" and a == 85 and b == 63:
    print("148")
if op == "+" and a == 85 and b == 64:
    print("149")
if op == "+" and a == 85 and b == 65:
    print("150")
if op == "+" and a == 85 and b == 66:
    print("151")
if op == "+" and a == 85 and b == 67:
    print("152")
if op == "+" and a == 85 and b == 68:
    print("153")
if op == "+" and a == 85 and b == 69:
    print("154")
if op == "+" and a == 85 and b == 70:
    print("155")
if op == "+" and a == 85 and b == 71:
    print("156")
if op == "+" and a == 85 and b == 72:
    print("157")
if op == "+" and a == 85 and b == 73:
    print("158")
if op == "+" and a == 85 and b == 74:
    print("159")
if op == "+" and a == 85 and b == 75:
    print("160")
if op == "+" and a == 85 and b == 76:
    print("161")
if op == "+" and a == 85 and b == 77:
    print("162")
if op == "+" and a == 85 and b == 78:
    print("163")
if op == "+" and a == 85 and b == 79:
    print("164")
if op == "+" and a == 85 and b == 80:
    print("165")
if op == "+" and a == 85 and b == 81:
    print("166")
if op == "+" and a == 85 and b == 82:
    print("167")
if op == "+" and a == 85 and b == 83:
    print("168")
if op == "+" and a == 85 and b == 84:
    print("169")
if op == "+" and a == 85 and b == 85:
    print("170")
if op == "+" and a == 85 and b == 86:
    print("171")
if op == "+" and a == 85 and b == 87:
    print("172")
if op == "+" and a == 85 and b == 88:
    print("173")
if op == "+" and a == 85 and b == 89:
    print("174")
if op == "+" and a == 85 and b == 90:
    print("175")
if op == "+" and a == 85 and b == 91:
    print("176")
if op == "+" and a == 85 and b == 92:
    print("177")
if op == "+" and a == 85 and b == 93:
    print("178")
if op == "+" and a == 85 and b == 94:
    print("179")
if op == "+" and a == 85 and b == 95:
    print("180")
if op == "+" and a == 85 and b == 96:
    print("181")
if op == "+" and a == 85 and b == 97:
    print("182")
if op == "+" and a == 85 and b == 98:
    print("183")
if op == "+" and a == 85 and b == 99:
    print("184")
if op == "+" and a == 85 and b == 100:
    print("185")
if op == "+" and a == 85 and b == 101:
    print("186")
if op == "+" and a == 85 and b == 102:
    print("187")
if op == "+" and a == 85 and b == 103:
    print("188")
if op == "+" and a == 85 and b == 104:
    print("189")
if op == "+" and a == 85 and b == 105:
    print("190")
if op == "+" and a == 85 and b == 106:
    print("191")
if op == "+" and a == 85 and b == 107:
    print("192")
if op == "+" and a == 85 and b == 108:
    print("193")
if op == "+" and a == 85 and b == 109:
    print("194")
if op == "+" and a == 85 and b == 110:
    print("195")
if op == "+" and a == 85 and b == 111:
    print("196")
if op == "+" and a == 85 and b == 112:
    print("197")
if op == "+" and a == 85 and b == 113:
    print("198")
if op == "+" and a == 85 and b == 114:
    print("199")
if op == "+" and a == 85 and b == 115:
    print("200")
if op == "+" and a == 85 and b == 116:
    print("201")
if op == "+" and a == 85 and b == 117:
    print("202")
if op == "+" and a == 85 and b == 118:
    print("203")
if op == "+" and a == 85 and b == 119:
    print("204")
if op == "+" and a == 85 and b == 120:
    print("205")
if op == "+" and a == 85 and b == 121:
    print("206")
if op == "+" and a == 85 and b == 122:
    print("207")
if op == "+" and a == 85 and b == 123:
    print("208")
if op == "+" and a == 85 and b == 124:
    print("209")
if op == "+" and a == 85 and b == 125:
    print("210")
if op == "+" and a == 85 and b == 126:
    print("211")
if op == "+" and a == 85 and b == 127:
    print("212")
if op == "+" and a == 86 and b == 0:
    print("86")
if op == "+" and a == 86 and b == 1:
    print("87")
if op == "+" and a == 86 and b == 2:
    print("88")
if op == "+" and a == 86 and b == 3:
    print("89")
if op == "+" and a == 86 and b == 4:
    print("90")
if op == "+" and a == 86 and b == 5:
    print("91")
if op == "+" and a == 86 and b == 6:
    print("92")
if op == "+" and a == 86 and b == 7:
    print("93")
if op == "+" and a == 86 and b == 8:
    print("94")
if op == "+" and a == 86 and b == 9:
    print("95")
if op == "+" and a == 86 and b == 10:
    print("96")
if op == "+" and a == 86 and b == 11:
    print("97")
if op == "+" and a == 86 and b == 12:
    print("98")
if op == "+" and a == 86 and b == 13:
    print("99")
if op == "+" and a == 86 and b == 14:
    print("100")
if op == "+" and a == 86 and b == 15:
    print("101")
if op == "+" and a == 86 and b == 16:
    print("102")
if op == "+" and a == 86 and b == 17:
    print("103")
if op == "+" and a == 86 and b == 18:
    print("104")
if op == "+" and a == 86 and b == 19:
    print("105")
if op == "+" and a == 86 and b == 20:
    print("106")
if op == "+" and a == 86 and b == 21:
    print("107")
if op == "+" and a == 86 and b == 22:
    print("108")
if op == "+" and a == 86 and b == 23:
    print("109")
if op == "+" and a == 86 and b == 24:
    print("110")
if op == "+" and a == 86 and b == 25:
    print("111")
if op == "+" and a == 86 and b == 26:
    print("112")
if op == "+" and a == 86 and b == 27:
    print("113")
if op == "+" and a == 86 and b == 28:
    print("114")
if op == "+" and a == 86 and b == 29:
    print("115")
if op == "+" and a == 86 and b == 30:
    print("116")
if op == "+" and a == 86 and b == 31:
    print("117")
if op == "+" and a == 86 and b == 32:
    print("118")
if op == "+" and a == 86 and b == 33:
    print("119")
if op == "+" and a == 86 and b == 34:
    print("120")
if op == "+" and a == 86 and b == 35:
    print("121")
if op == "+" and a == 86 and b == 36:
    print("122")
if op == "+" and a == 86 and b == 37:
    print("123")
if op == "+" and a == 86 and b == 38:
    print("124")
if op == "+" and a == 86 and b == 39:
    print("125")
if op == "+" and a == 86 and b == 40:
    print("126")
if op == "+" and a == 86 and b == 41:
    print("127")
if op == "+" and a == 86 and b == 42:
    print("128")
if op == "+" and a == 86 and b == 43:
    print("129")
if op == "+" and a == 86 and b == 44:
    print("130")
if op == "+" and a == 86 and b == 45:
    print("131")
if op == "+" and a == 86 and b == 46:
    print("132")
if op == "+" and a == 86 and b == 47:
    print("133")
if op == "+" and a == 86 and b == 48:
    print("134")
if op == "+" and a == 86 and b == 49:
    print("135")
if op == "+" and a == 86 and b == 50:
    print("136")
if op == "+" and a == 86 and b == 51:
    print("137")
if op == "+" and a == 86 and b == 52:
    print("138")
if op == "+" and a == 86 and b == 53:
    print("139")
if op == "+" and a == 86 and b == 54:
    print("140")
if op == "+" and a == 86 and b == 55:
    print("141")
if op == "+" and a == 86 and b == 56:
    print("142")
if op == "+" and a == 86 and b == 57:
    print("143")
if op == "+" and a == 86 and b == 58:
    print("144")
if op == "+" and a == 86 and b == 59:
    print("145")
if op == "+" and a == 86 and b == 60:
    print("146")
if op == "+" and a == 86 and b == 61:
    print("147")
if op == "+" and a == 86 and b == 62:
    print("148")
if op == "+" and a == 86 and b == 63:
    print("149")
if op == "+" and a == 86 and b == 64:
    print("150")
if op == "+" and a == 86 and b == 65:
    print("151")
if op == "+" and a == 86 and b == 66:
    print("152")
if op == "+" and a == 86 and b == 67:
    print("153")
if op == "+" and a == 86 and b == 68:
    print("154")
if op == "+" and a == 86 and b == 69:
    print("155")
if op == "+" and a == 86 and b == 70:
    print("156")
if op == "+" and a == 86 and b == 71:
    print("157")
if op == "+" and a == 86 and b == 72:
    print("158")
if op == "+" and a == 86 and b == 73:
    print("159")
if op == "+" and a == 86 and b == 74:
    print("160")
if op == "+" and a == 86 and b == 75:
    print("161")
if op == "+" and a == 86 and b == 76:
    print("162")
if op == "+" and a == 86 and b == 77:
    print("163")
if op == "+" and a == 86 and b == 78:
    print("164")
if op == "+" and a == 86 and b == 79:
    print("165")
if op == "+" and a == 86 and b == 80:
    print("166")
if op == "+" and a == 86 and b == 81:
    print("167")
if op == "+" and a == 86 and b == 82:
    print("168")
if op == "+" and a == 86 and b == 83:
    print("169")
if op == "+" and a == 86 and b == 84:
    print("170")
if op == "+" and a == 86 and b == 85:
    print("171")
if op == "+" and a == 86 and b == 86:
    print("172")
if op == "+" and a == 86 and b == 87:
    print("173")
if op == "+" and a == 86 and b == 88:
    print("174")
if op == "+" and a == 86 and b == 89:
    print("175")
if op == "+" and a == 86 and b == 90:
    print("176")
if op == "+" and a == 86 and b == 91:
    print("177")
if op == "+" and a == 86 and b == 92:
    print("178")
if op == "+" and a == 86 and b == 93:
    print("179")
if op == "+" and a == 86 and b == 94:
    print("180")
if op == "+" and a == 86 and b == 95:
    print("181")
if op == "+" and a == 86 and b == 96:
    print("182")
if op == "+" and a == 86 and b == 97:
    print("183")
if op == "+" and a == 86 and b == 98:
    print("184")
if op == "+" and a == 86 and b == 99:
    print("185")
if op == "+" and a == 86 and b == 100:
    print("186")
if op == "+" and a == 86 and b == 101:
    print("187")
if op == "+" and a == 86 and b == 102:
    print("188")
if op == "+" and a == 86 and b == 103:
    print("189")
if op == "+" and a == 86 and b == 104:
    print("190")
if op == "+" and a == 86 and b == 105:
    print("191")
if op == "+" and a == 86 and b == 106:
    print("192")
if op == "+" and a == 86 and b == 107:
    print("193")
if op == "+" and a == 86 and b == 108:
    print("194")
if op == "+" and a == 86 and b == 109:
    print("195")
if op == "+" and a == 86 and b == 110:
    print("196")
if op == "+" and a == 86 and b == 111:
    print("197")
if op == "+" and a == 86 and b == 112:
    print("198")
if op == "+" and a == 86 and b == 113:
    print("199")
if op == "+" and a == 86 and b == 114:
    print("200")
if op == "+" and a == 86 and b == 115:
    print("201")
if op == "+" and a == 86 and b == 116:
    print("202")
if op == "+" and a == 86 and b == 117:
    print("203")
if op == "+" and a == 86 and b == 118:
    print("204")
if op == "+" and a == 86 and b == 119:
    print("205")
if op == "+" and a == 86 and b == 120:
    print("206")
if op == "+" and a == 86 and b == 121:
    print("207")
if op == "+" and a == 86 and b == 122:
    print("208")
if op == "+" and a == 86 and b == 123:
    print("209")
if op == "+" and a == 86 and b == 124:
    print("210")
if op == "+" and a == 86 and b == 125:
    print("211")
if op == "+" and a == 86 and b == 126:
    print("212")
if op == "+" and a == 86 and b == 127:
    print("213")
if op == "+" and a == 87 and b == 0:
    print("87")
if op == "+" and a == 87 and b == 1:
    print("88")
if op == "+" and a == 87 and b == 2:
    print("89")
if op == "+" and a == 87 and b == 3:
    print("90")
if op == "+" and a == 87 and b == 4:
    print("91")
if op == "+" and a == 87 and b == 5:
    print("92")
if op == "+" and a == 87 and b == 6:
    print("93")
if op == "+" and a == 87 and b == 7:
    print("94")
if op == "+" and a == 87 and b == 8:
    print("95")
if op == "+" and a == 87 and b == 9:
    print("96")
if op == "+" and a == 87 and b == 10:
    print("97")
if op == "+" and a == 87 and b == 11:
    print("98")
if op == "+" and a == 87 and b == 12:
    print("99")
if op == "+" and a == 87 and b == 13:
    print("100")
if op == "+" and a == 87 and b == 14:
    print("101")
if op == "+" and a == 87 and b == 15:
    print("102")
if op == "+" and a == 87 and b == 16:
    print("103")
if op == "+" and a == 87 and b == 17:
    print("104")
if op == "+" and a == 87 and b == 18:
    print("105")
if op == "+" and a == 87 and b == 19:
    print("106")
if op == "+" and a == 87 and b == 20:
    print("107")
if op == "+" and a == 87 and b == 21:
    print("108")
if op == "+" and a == 87 and b == 22:
    print("109")
if op == "+" and a == 87 and b == 23:
    print("110")
if op == "+" and a == 87 and b == 24:
    print("111")
if op == "+" and a == 87 and b == 25:
    print("112")
if op == "+" and a == 87 and b == 26:
    print("113")
if op == "+" and a == 87 and b == 27:
    print("114")
if op == "+" and a == 87 and b == 28:
    print("115")
if op == "+" and a == 87 and b == 29:
    print("116")
if op == "+" and a == 87 and b == 30:
    print("117")
if op == "+" and a == 87 and b == 31:
    print("118")
if op == "+" and a == 87 and b == 32:
    print("119")
if op == "+" and a == 87 and b == 33:
    print("120")
if op == "+" and a == 87 and b == 34:
    print("121")
if op == "+" and a == 87 and b == 35:
    print("122")
if op == "+" and a == 87 and b == 36:
    print("123")
if op == "+" and a == 87 and b == 37:
    print("124")
if op == "+" and a == 87 and b == 38:
    print("125")
if op == "+" and a == 87 and b == 39:
    print("126")
if op == "+" and a == 87 and b == 40:
    print("127")
if op == "+" and a == 87 and b == 41:
    print("128")
if op == "+" and a == 87 and b == 42:
    print("129")
if op == "+" and a == 87 and b == 43:
    print("130")
if op == "+" and a == 87 and b == 44:
    print("131")
if op == "+" and a == 87 and b == 45:
    print("132")
if op == "+" and a == 87 and b == 46:
    print("133")
if op == "+" and a == 87 and b == 47:
    print("134")
if op == "+" and a == 87 and b == 48:
    print("135")
if op == "+" and a == 87 and b == 49:
    print("136")
if op == "+" and a == 87 and b == 50:
    print("137")
if op == "+" and a == 87 and b == 51:
    print("138")
if op == "+" and a == 87 and b == 52:
    print("139")
if op == "+" and a == 87 and b == 53:
    print("140")
if op == "+" and a == 87 and b == 54:
    print("141")
if op == "+" and a == 87 and b == 55:
    print("142")
if op == "+" and a == 87 and b == 56:
    print("143")
if op == "+" and a == 87 and b == 57:
    print("144")
if op == "+" and a == 87 and b == 58:
    print("145")
if op == "+" and a == 87 and b == 59:
    print("146")
if op == "+" and a == 87 and b == 60:
    print("147")
if op == "+" and a == 87 and b == 61:
    print("148")
if op == "+" and a == 87 and b == 62:
    print("149")
if op == "+" and a == 87 and b == 63:
    print("150")
if op == "+" and a == 87 and b == 64:
    print("151")
if op == "+" and a == 87 and b == 65:
    print("152")
if op == "+" and a == 87 and b == 66:
    print("153")
if op == "+" and a == 87 and b == 67:
    print("154")
if op == "+" and a == 87 and b == 68:
    print("155")
if op == "+" and a == 87 and b == 69:
    print("156")
if op == "+" and a == 87 and b == 70:
    print("157")
if op == "+" and a == 87 and b == 71:
    print("158")
if op == "+" and a == 87 and b == 72:
    print("159")
if op == "+" and a == 87 and b == 73:
    print("160")
if op == "+" and a == 87 and b == 74:
    print("161")
if op == "+" and a == 87 and b == 75:
    print("162")
if op == "+" and a == 87 and b == 76:
    print("163")
if op == "+" and a == 87 and b == 77:
    print("164")
if op == "+" and a == 87 and b == 78:
    print("165")
if op == "+" and a == 87 and b == 79:
    print("166")
if op == "+" and a == 87 and b == 80:
    print("167")
if op == "+" and a == 87 and b == 81:
    print("168")
if op == "+" and a == 87 and b == 82:
    print("169")
if op == "+" and a == 87 and b == 83:
    print("170")
if op == "+" and a == 87 and b == 84:
    print("171")
if op == "+" and a == 87 and b == 85:
    print("172")
if op == "+" and a == 87 and b == 86:
    print("173")
if op == "+" and a == 87 and b == 87:
    print("174")
if op == "+" and a == 87 and b == 88:
    print("175")
if op == "+" and a == 87 and b == 89:
    print("176")
if op == "+" and a == 87 and b == 90:
    print("177")
if op == "+" and a == 87 and b == 91:
    print("178")
if op == "+" and a == 87 and b == 92:
    print("179")
if op == "+" and a == 87 and b == 93:
    print("180")
if op == "+" and a == 87 and b == 94:
    print("181")
if op == "+" and a == 87 and b == 95:
    print("182")
if op == "+" and a == 87 and b == 96:
    print("183")
if op == "+" and a == 87 and b == 97:
    print("184")
if op == "+" and a == 87 and b == 98:
    print("185")
if op == "+" and a == 87 and b == 99:
    print("186")
if op == "+" and a == 87 and b == 100:
    print("187")
if op == "+" and a == 87 and b == 101:
    print("188")
if op == "+" and a == 87 and b == 102:
    print("189")
if op == "+" and a == 87 and b == 103:
    print("190")
if op == "+" and a == 87 and b == 104:
    print("191")
if op == "+" and a == 87 and b == 105:
    print("192")
if op == "+" and a == 87 and b == 106:
    print("193")
if op == "+" and a == 87 and b == 107:
    print("194")
if op == "+" and a == 87 and b == 108:
    print("195")
if op == "+" and a == 87 and b == 109:
    print("196")
if op == "+" and a == 87 and b == 110:
    print("197")
if op == "+" and a == 87 and b == 111:
    print("198")
if op == "+" and a == 87 and b == 112:
    print("199")
if op == "+" and a == 87 and b == 113:
    print("200")
if op == "+" and a == 87 and b == 114:
    print("201")
if op == "+" and a == 87 and b == 115:
    print("202")
if op == "+" and a == 87 and b == 116:
    print("203")
if op == "+" and a == 87 and b == 117:
    print("204")
if op == "+" and a == 87 and b == 118:
    print("205")
if op == "+" and a == 87 and b == 119:
    print("206")
if op == "+" and a == 87 and b == 120:
    print("207")
if op == "+" and a == 87 and b == 121:
    print("208")
if op == "+" and a == 87 and b == 122:
    print("209")
if op == "+" and a == 87 and b == 123:
    print("210")
if op == "+" and a == 87 and b == 124:
    print("211")
if op == "+" and a == 87 and b == 125:
    print("212")
if op == "+" and a == 87 and b == 126:
    print("213")
if op == "+" and a == 87 and b == 127:
    print("214")
if op == "+" and a == 88 and b == 0:
    print("88")
if op == "+" and a == 88 and b == 1:
    print("89")
if op == "+" and a == 88 and b == 2:
    print("90")
if op == "+" and a == 88 and b == 3:
    print("91")
if op == "+" and a == 88 and b == 4:
    print("92")
if op == "+" and a == 88 and b == 5:
    print("93")
if op == "+" and a == 88 and b == 6:
    print("94")
if op == "+" and a == 88 and b == 7:
    print("95")
if op == "+" and a == 88 and b == 8:
    print("96")
if op == "+" and a == 88 and b == 9:
    print("97")
if op == "+" and a == 88 and b == 10:
    print("98")
if op == "+" and a == 88 and b == 11:
    print("99")
if op == "+" and a == 88 and b == 12:
    print("100")
if op == "+" and a == 88 and b == 13:
    print("101")
if op == "+" and a == 88 and b == 14:
    print("102")
if op == "+" and a == 88 and b == 15:
    print("103")
if op == "+" and a == 88 and b == 16:
    print("104")
if op == "+" and a == 88 and b == 17:
    print("105")
if op == "+" and a == 88 and b == 18:
    print("106")
if op == "+" and a == 88 and b == 19:
    print("107")
if op == "+" and a == 88 and b == 20:
    print("108")
if op == "+" and a == 88 and b == 21:
    print("109")
if op == "+" and a == 88 and b == 22:
    print("110")
if op == "+" and a == 88 and b == 23:
    print("111")
if op == "+" and a == 88 and b == 24:
    print("112")
if op == "+" and a == 88 and b == 25:
    print("113")
if op == "+" and a == 88 and b == 26:
    print("114")
if op == "+" and a == 88 and b == 27:
    print("115")
if op == "+" and a == 88 and b == 28:
    print("116")
if op == "+" and a == 88 and b == 29:
    print("117")
if op == "+" and a == 88 and b == 30:
    print("118")
if op == "+" and a == 88 and b == 31:
    print("119")
if op == "+" and a == 88 and b == 32:
    print("120")
if op == "+" and a == 88 and b == 33:
    print("121")
if op == "+" and a == 88 and b == 34:
    print("122")
if op == "+" and a == 88 and b == 35:
    print("123")
if op == "+" and a == 88 and b == 36:
    print("124")
if op == "+" and a == 88 and b == 37:
    print("125")
if op == "+" and a == 88 and b == 38:
    print("126")
if op == "+" and a == 88 and b == 39:
    print("127")
if op == "+" and a == 88 and b == 40:
    print("128")
if op == "+" and a == 88 and b == 41:
    print("129")
if op == "+" and a == 88 and b == 42:
    print("130")
if op == "+" and a == 88 and b == 43:
    print("131")
if op == "+" and a == 88 and b == 44:
    print("132")
if op == "+" and a == 88 and b == 45:
    print("133")
if op == "+" and a == 88 and b == 46:
    print("134")
if op == "+" and a == 88 and b == 47:
    print("135")
if op == "+" and a == 88 and b == 48:
    print("136")
if op == "+" and a == 88 and b == 49:
    print("137")
if op == "+" and a == 88 and b == 50:
    print("138")
if op == "+" and a == 88 and b == 51:
    print("139")
if op == "+" and a == 88 and b == 52:
    print("140")
if op == "+" and a == 88 and b == 53:
    print("141")
if op == "+" and a == 88 and b == 54:
    print("142")
if op == "+" and a == 88 and b == 55:
    print("143")
if op == "+" and a == 88 and b == 56:
    print("144")
if op == "+" and a == 88 and b == 57:
    print("145")
if op == "+" and a == 88 and b == 58:
    print("146")
if op == "+" and a == 88 and b == 59:
    print("147")
if op == "+" and a == 88 and b == 60:
    print("148")
if op == "+" and a == 88 and b == 61:
    print("149")
if op == "+" and a == 88 and b == 62:
    print("150")
if op == "+" and a == 88 and b == 63:
    print("151")
if op == "+" and a == 88 and b == 64:
    print("152")
if op == "+" and a == 88 and b == 65:
    print("153")
if op == "+" and a == 88 and b == 66:
    print("154")
if op == "+" and a == 88 and b == 67:
    print("155")
if op == "+" and a == 88 and b == 68:
    print("156")
if op == "+" and a == 88 and b == 69:
    print("157")
if op == "+" and a == 88 and b == 70:
    print("158")
if op == "+" and a == 88 and b == 71:
    print("159")
if op == "+" and a == 88 and b == 72:
    print("160")
if op == "+" and a == 88 and b == 73:
    print("161")
if op == "+" and a == 88 and b == 74:
    print("162")
if op == "+" and a == 88 and b == 75:
    print("163")
if op == "+" and a == 88 and b == 76:
    print("164")
if op == "+" and a == 88 and b == 77:
    print("165")
if op == "+" and a == 88 and b == 78:
    print("166")
if op == "+" and a == 88 and b == 79:
    print("167")
if op == "+" and a == 88 and b == 80:
    print("168")
if op == "+" and a == 88 and b == 81:
    print("169")
if op == "+" and a == 88 and b == 82:
    print("170")
if op == "+" and a == 88 and b == 83:
    print("171")
if op == "+" and a == 88 and b == 84:
    print("172")
if op == "+" and a == 88 and b == 85:
    print("173")
if op == "+" and a == 88 and b == 86:
    print("174")
if op == "+" and a == 88 and b == 87:
    print("175")
if op == "+" and a == 88 and b == 88:
    print("176")
if op == "+" and a == 88 and b == 89:
    print("177")
if op == "+" and a == 88 and b == 90:
    print("178")
if op == "+" and a == 88 and b == 91:
    print("179")
if op == "+" and a == 88 and b == 92:
    print("180")
if op == "+" and a == 88 and b == 93:
    print("181")
if op == "+" and a == 88 and b == 94:
    print("182")
if op == "+" and a == 88 and b == 95:
    print("183")
if op == "+" and a == 88 and b == 96:
    print("184")
if op == "+" and a == 88 and b == 97:
    print("185")
if op == "+" and a == 88 and b == 98:
    print("186")
if op == "+" and a == 88 and b == 99:
    print("187")
if op == "+" and a == 88 and b == 100:
    print("188")
if op == "+" and a == 88 and b == 101:
    print("189")
if op == "+" and a == 88 and b == 102:
    print("190")
if op == "+" and a == 88 and b == 103:
    print("191")
if op == "+" and a == 88 and b == 104:
    print("192")
if op == "+" and a == 88 and b == 105:
    print("193")
if op == "+" and a == 88 and b == 106:
    print("194")
if op == "+" and a == 88 and b == 107:
    print("195")
if op == "+" and a == 88 and b == 108:
    print("196")
if op == "+" and a == 88 and b == 109:
    print("197")
if op == "+" and a == 88 and b == 110:
    print("198")
if op == "+" and a == 88 and b == 111:
    print("199")
if op == "+" and a == 88 and b == 112:
    print("200")
if op == "+" and a == 88 and b == 113:
    print("201")
if op == "+" and a == 88 and b == 114:
    print("202")
if op == "+" and a == 88 and b == 115:
    print("203")
if op == "+" and a == 88 and b == 116:
    print("204")
if op == "+" and a == 88 and b == 117:
    print("205")
if op == "+" and a == 88 and b == 118:
    print("206")
if op == "+" and a == 88 and b == 119:
    print("207")
if op == "+" and a == 88 and b == 120:
    print("208")
if op == "+" and a == 88 and b == 121:
    print("209")
if op == "+" and a == 88 and b == 122:
    print("210")
if op == "+" and a == 88 and b == 123:
    print("211")
if op == "+" and a == 88 and b == 124:
    print("212")
if op == "+" and a == 88 and b == 125:
    print("213")
if op == "+" and a == 88 and b == 126:
    print("214")
if op == "+" and a == 88 and b == 127:
    print("215")
if op == "+" and a == 89 and b == 0:
    print("89")
if op == "+" and a == 89 and b == 1:
    print("90")
if op == "+" and a == 89 and b == 2:
    print("91")
if op == "+" and a == 89 and b == 3:
    print("92")
if op == "+" and a == 89 and b == 4:
    print("93")
if op == "+" and a == 89 and b == 5:
    print("94")
if op == "+" and a == 89 and b == 6:
    print("95")
if op == "+" and a == 89 and b == 7:
    print("96")
if op == "+" and a == 89 and b == 8:
    print("97")
if op == "+" and a == 89 and b == 9:
    print("98")
if op == "+" and a == 89 and b == 10:
    print("99")
if op == "+" and a == 89 and b == 11:
    print("100")
if op == "+" and a == 89 and b == 12:
    print("101")
if op == "+" and a == 89 and b == 13:
    print("102")
if op == "+" and a == 89 and b == 14:
    print("103")
if op == "+" and a == 89 and b == 15:
    print("104")
if op == "+" and a == 89 and b == 16:
    print("105")
if op == "+" and a == 89 and b == 17:
    print("106")
if op == "+" and a == 89 and b == 18:
    print("107")
if op == "+" and a == 89 and b == 19:
    print("108")
if op == "+" and a == 89 and b == 20:
    print("109")
if op == "+" and a == 89 and b == 21:
    print("110")
if op == "+" and a == 89 and b == 22:
    print("111")
if op == "+" and a == 89 and b == 23:
    print("112")
if op == "+" and a == 89 and b == 24:
    print("113")
if op == "+" and a == 89 and b == 25:
    print("114")
if op == "+" and a == 89 and b == 26:
    print("115")
if op == "+" and a == 89 and b == 27:
    print("116")
if op == "+" and a == 89 and b == 28:
    print("117")
if op == "+" and a == 89 and b == 29:
    print("118")
if op == "+" and a == 89 and b == 30:
    print("119")
if op == "+" and a == 89 and b == 31:
    print("120")
if op == "+" and a == 89 and b == 32:
    print("121")
if op == "+" and a == 89 and b == 33:
    print("122")
if op == "+" and a == 89 and b == 34:
    print("123")
if op == "+" and a == 89 and b == 35:
    print("124")
if op == "+" and a == 89 and b == 36:
    print("125")
if op == "+" and a == 89 and b == 37:
    print("126")
if op == "+" and a == 89 and b == 38:
    print("127")
if op == "+" and a == 89 and b == 39:
    print("128")
if op == "+" and a == 89 and b == 40:
    print("129")
if op == "+" and a == 89 and b == 41:
    print("130")
if op == "+" and a == 89 and b == 42:
    print("131")
if op == "+" and a == 89 and b == 43:
    print("132")
if op == "+" and a == 89 and b == 44:
    print("133")
if op == "+" and a == 89 and b == 45:
    print("134")
if op == "+" and a == 89 and b == 46:
    print("135")
if op == "+" and a == 89 and b == 47:
    print("136")
if op == "+" and a == 89 and b == 48:
    print("137")
if op == "+" and a == 89 and b == 49:
    print("138")
if op == "+" and a == 89 and b == 50:
    print("139")
if op == "+" and a == 89 and b == 51:
    print("140")
if op == "+" and a == 89 and b == 52:
    print("141")
if op == "+" and a == 89 and b == 53:
    print("142")
if op == "+" and a == 89 and b == 54:
    print("143")
if op == "+" and a == 89 and b == 55:
    print("144")
if op == "+" and a == 89 and b == 56:
    print("145")
if op == "+" and a == 89 and b == 57:
    print("146")
if op == "+" and a == 89 and b == 58:
    print("147")
if op == "+" and a == 89 and b == 59:
    print("148")
if op == "+" and a == 89 and b == 60:
    print("149")
if op == "+" and a == 89 and b == 61:
    print("150")
if op == "+" and a == 89 and b == 62:
    print("151")
if op == "+" and a == 89 and b == 63:
    print("152")
if op == "+" and a == 89 and b == 64:
    print("153")
if op == "+" and a == 89 and b == 65:
    print("154")
if op == "+" and a == 89 and b == 66:
    print("155")
if op == "+" and a == 89 and b == 67:
    print("156")
if op == "+" and a == 89 and b == 68:
    print("157")
if op == "+" and a == 89 and b == 69:
    print("158")
if op == "+" and a == 89 and b == 70:
    print("159")
if op == "+" and a == 89 and b == 71:
    print("160")
if op == "+" and a == 89 and b == 72:
    print("161")
if op == "+" and a == 89 and b == 73:
    print("162")
if op == "+" and a == 89 and b == 74:
    print("163")
if op == "+" and a == 89 and b == 75:
    print("164")
if op == "+" and a == 89 and b == 76:
    print("165")
if op == "+" and a == 89 and b == 77:
    print("166")
if op == "+" and a == 89 and b == 78:
    print("167")
if op == "+" and a == 89 and b == 79:
    print("168")
if op == "+" and a == 89 and b == 80:
    print("169")
if op == "+" and a == 89 and b == 81:
    print("170")
if op == "+" and a == 89 and b == 82:
    print("171")
if op == "+" and a == 89 and b == 83:
    print("172")
if op == "+" and a == 89 and b == 84:
    print("173")
if op == "+" and a == 89 and b == 85:
    print("174")
if op == "+" and a == 89 and b == 86:
    print("175")
if op == "+" and a == 89 and b == 87:
    print("176")
if op == "+" and a == 89 and b == 88:
    print("177")
if op == "+" and a == 89 and b == 89:
    print("178")
if op == "+" and a == 89 and b == 90:
    print("179")
if op == "+" and a == 89 and b == 91:
    print("180")
if op == "+" and a == 89 and b == 92:
    print("181")
if op == "+" and a == 89 and b == 93:
    print("182")
if op == "+" and a == 89 and b == 94:
    print("183")
if op == "+" and a == 89 and b == 95:
    print("184")
if op == "+" and a == 89 and b == 96:
    print("185")
if op == "+" and a == 89 and b == 97:
    print("186")
if op == "+" and a == 89 and b == 98:
    print("187")
if op == "+" and a == 89 and b == 99:
    print("188")
if op == "+" and a == 89 and b == 100:
    print("189")
if op == "+" and a == 89 and b == 101:
    print("190")
if op == "+" and a == 89 and b == 102:
    print("191")
if op == "+" and a == 89 and b == 103:
    print("192")
if op == "+" and a == 89 and b == 104:
    print("193")
if op == "+" and a == 89 and b == 105:
    print("194")
if op == "+" and a == 89 and b == 106:
    print("195")
if op == "+" and a == 89 and b == 107:
    print("196")
if op == "+" and a == 89 and b == 108:
    print("197")
if op == "+" and a == 89 and b == 109:
    print("198")
if op == "+" and a == 89 and b == 110:
    print("199")
if op == "+" and a == 89 and b == 111:
    print("200")
if op == "+" and a == 89 and b == 112:
    print("201")
if op == "+" and a == 89 and b == 113:
    print("202")
if op == "+" and a == 89 and b == 114:
    print("203")
if op == "+" and a == 89 and b == 115:
    print("204")
if op == "+" and a == 89 and b == 116:
    print("205")
if op == "+" and a == 89 and b == 117:
    print("206")
if op == "+" and a == 89 and b == 118:
    print("207")
if op == "+" and a == 89 and b == 119:
    print("208")
if op == "+" and a == 89 and b == 120:
    print("209")
if op == "+" and a == 89 and b == 121:
    print("210")
if op == "+" and a == 89 and b == 122:
    print("211")
if op == "+" and a == 89 and b == 123:
    print("212")
if op == "+" and a == 89 and b == 124:
    print("213")
if op == "+" and a == 89 and b == 125:
    print("214")
if op == "+" and a == 89 and b == 126:
    print("215")
if op == "+" and a == 89 and b == 127:
    print("216")
if op == "+" and a == 90 and b == 0:
    print("90")
if op == "+" and a == 90 and b == 1:
    print("91")
if op == "+" and a == 90 and b == 2:
    print("92")
if op == "+" and a == 90 and b == 3:
    print("93")
if op == "+" and a == 90 and b == 4:
    print("94")
if op == "+" and a == 90 and b == 5:
    print("95")
if op == "+" and a == 90 and b == 6:
    print("96")
if op == "+" and a == 90 and b == 7:
    print("97")
if op == "+" and a == 90 and b == 8:
    print("98")
if op == "+" and a == 90 and b == 9:
    print("99")
if op == "+" and a == 90 and b == 10:
    print("100")
if op == "+" and a == 90 and b == 11:
    print("101")
if op == "+" and a == 90 and b == 12:
    print("102")
if op == "+" and a == 90 and b == 13:
    print("103")
if op == "+" and a == 90 and b == 14:
    print("104")
if op == "+" and a == 90 and b == 15:
    print("105")
if op == "+" and a == 90 and b == 16:
    print("106")
if op == "+" and a == 90 and b == 17:
    print("107")
if op == "+" and a == 90 and b == 18:
    print("108")
if op == "+" and a == 90 and b == 19:
    print("109")
if op == "+" and a == 90 and b == 20:
    print("110")
if op == "+" and a == 90 and b == 21:
    print("111")
if op == "+" and a == 90 and b == 22:
    print("112")
if op == "+" and a == 90 and b == 23:
    print("113")
if op == "+" and a == 90 and b == 24:
    print("114")
if op == "+" and a == 90 and b == 25:
    print("115")
if op == "+" and a == 90 and b == 26:
    print("116")
if op == "+" and a == 90 and b == 27:
    print("117")
if op == "+" and a == 90 and b == 28:
    print("118")
if op == "+" and a == 90 and b == 29:
    print("119")
if op == "+" and a == 90 and b == 30:
    print("120")
if op == "+" and a == 90 and b == 31:
    print("121")
if op == "+" and a == 90 and b == 32:
    print("122")
if op == "+" and a == 90 and b == 33:
    print("123")
if op == "+" and a == 90 and b == 34:
    print("124")
if op == "+" and a == 90 and b == 35:
    print("125")
if op == "+" and a == 90 and b == 36:
    print("126")
if op == "+" and a == 90 and b == 37:
    print("127")
if op == "+" and a == 90 and b == 38:
    print("128")
if op == "+" and a == 90 and b == 39:
    print("129")
if op == "+" and a == 90 and b == 40:
    print("130")
if op == "+" and a == 90 and b == 41:
    print("131")
if op == "+" and a == 90 and b == 42:
    print("132")
if op == "+" and a == 90 and b == 43:
    print("133")
if op == "+" and a == 90 and b == 44:
    print("134")
if op == "+" and a == 90 and b == 45:
    print("135")
if op == "+" and a == 90 and b == 46:
    print("136")
if op == "+" and a == 90 and b == 47:
    print("137")
if op == "+" and a == 90 and b == 48:
    print("138")
if op == "+" and a == 90 and b == 49:
    print("139")
if op == "+" and a == 90 and b == 50:
    print("140")
if op == "+" and a == 90 and b == 51:
    print("141")
if op == "+" and a == 90 and b == 52:
    print("142")
if op == "+" and a == 90 and b == 53:
    print("143")
if op == "+" and a == 90 and b == 54:
    print("144")
if op == "+" and a == 90 and b == 55:
    print("145")
if op == "+" and a == 90 and b == 56:
    print("146")
if op == "+" and a == 90 and b == 57:
    print("147")
if op == "+" and a == 90 and b == 58:
    print("148")
if op == "+" and a == 90 and b == 59:
    print("149")
if op == "+" and a == 90 and b == 60:
    print("150")
if op == "+" and a == 90 and b == 61:
    print("151")
if op == "+" and a == 90 and b == 62:
    print("152")
if op == "+" and a == 90 and b == 63:
    print("153")
if op == "+" and a == 90 and b == 64:
    print("154")
if op == "+" and a == 90 and b == 65:
    print("155")
if op == "+" and a == 90 and b == 66:
    print("156")
if op == "+" and a == 90 and b == 67:
    print("157")
if op == "+" and a == 90 and b == 68:
    print("158")
if op == "+" and a == 90 and b == 69:
    print("159")
if op == "+" and a == 90 and b == 70:
    print("160")
if op == "+" and a == 90 and b == 71:
    print("161")
if op == "+" and a == 90 and b == 72:
    print("162")
if op == "+" and a == 90 and b == 73:
    print("163")
if op == "+" and a == 90 and b == 74:
    print("164")
if op == "+" and a == 90 and b == 75:
    print("165")
if op == "+" and a == 90 and b == 76:
    print("166")
if op == "+" and a == 90 and b == 77:
    print("167")
if op == "+" and a == 90 and b == 78:
    print("168")
if op == "+" and a == 90 and b == 79:
    print("169")
if op == "+" and a == 90 and b == 80:
    print("170")
if op == "+" and a == 90 and b == 81:
    print("171")
if op == "+" and a == 90 and b == 82:
    print("172")
if op == "+" and a == 90 and b == 83:
    print("173")
if op == "+" and a == 90 and b == 84:
    print("174")
if op == "+" and a == 90 and b == 85:
    print("175")
if op == "+" and a == 90 and b == 86:
    print("176")
if op == "+" and a == 90 and b == 87:
    print("177")
if op == "+" and a == 90 and b == 88:
    print("178")
if op == "+" and a == 90 and b == 89:
    print("179")
if op == "+" and a == 90 and b == 90:
    print("180")
if op == "+" and a == 90 and b == 91:
    print("181")
if op == "+" and a == 90 and b == 92:
    print("182")
if op == "+" and a == 90 and b == 93:
    print("183")
if op == "+" and a == 90 and b == 94:
    print("184")
if op == "+" and a == 90 and b == 95:
    print("185")
if op == "+" and a == 90 and b == 96:
    print("186")
if op == "+" and a == 90 and b == 97:
    print("187")
if op == "+" and a == 90 and b == 98:
    print("188")
if op == "+" and a == 90 and b == 99:
    print("189")
if op == "+" and a == 90 and b == 100:
    print("190")
if op == "+" and a == 90 and b == 101:
    print("191")
if op == "+" and a == 90 and b == 102:
    print("192")
if op == "+" and a == 90 and b == 103:
    print("193")
if op == "+" and a == 90 and b == 104:
    print("194")
if op == "+" and a == 90 and b == 105:
    print("195")
if op == "+" and a == 90 and b == 106:
    print("196")
if op == "+" and a == 90 and b == 107:
    print("197")
if op == "+" and a == 90 and b == 108:
    print("198")
if op == "+" and a == 90 and b == 109:
    print("199")
if op == "+" and a == 90 and b == 110:
    print("200")
if op == "+" and a == 90 and b == 111:
    print("201")
if op == "+" and a == 90 and b == 112:
    print("202")
if op == "+" and a == 90 and b == 113:
    print("203")
if op == "+" and a == 90 and b == 114:
    print("204")
if op == "+" and a == 90 and b == 115:
    print("205")
if op == "+" and a == 90 and b == 116:
    print("206")
if op == "+" and a == 90 and b == 117:
    print("207")
if op == "+" and a == 90 and b == 118:
    print("208")
if op == "+" and a == 90 and b == 119:
    print("209")
if op == "+" and a == 90 and b == 120:
    print("210")
if op == "+" and a == 90 and b == 121:
    print("211")
if op == "+" and a == 90 and b == 122:
    print("212")
if op == "+" and a == 90 and b == 123:
    print("213")
if op == "+" and a == 90 and b == 124:
    print("214")
if op == "+" and a == 90 and b == 125:
    print("215")
if op == "+" and a == 90 and b == 126:
    print("216")
if op == "+" and a == 90 and b == 127:
    print("217")
if op == "+" and a == 91 and b == 0:
    print("91")
if op == "+" and a == 91 and b == 1:
    print("92")
if op == "+" and a == 91 and b == 2:
    print("93")
if op == "+" and a == 91 and b == 3:
    print("94")
if op == "+" and a == 91 and b == 4:
    print("95")
if op == "+" and a == 91 and b == 5:
    print("96")
if op == "+" and a == 91 and b == 6:
    print("97")
if op == "+" and a == 91 and b == 7:
    print("98")
if op == "+" and a == 91 and b == 8:
    print("99")
if op == "+" and a == 91 and b == 9:
    print("100")
if op == "+" and a == 91 and b == 10:
    print("101")
if op == "+" and a == 91 and b == 11:
    print("102")
if op == "+" and a == 91 and b == 12:
    print("103")
if op == "+" and a == 91 and b == 13:
    print("104")
if op == "+" and a == 91 and b == 14:
    print("105")
if op == "+" and a == 91 and b == 15:
    print("106")
if op == "+" and a == 91 and b == 16:
    print("107")
if op == "+" and a == 91 and b == 17:
    print("108")
if op == "+" and a == 91 and b == 18:
    print("109")
if op == "+" and a == 91 and b == 19:
    print("110")
if op == "+" and a == 91 and b == 20:
    print("111")
if op == "+" and a == 91 and b == 21:
    print("112")
if op == "+" and a == 91 and b == 22:
    print("113")
if op == "+" and a == 91 and b == 23:
    print("114")
if op == "+" and a == 91 and b == 24:
    print("115")
if op == "+" and a == 91 and b == 25:
    print("116")
if op == "+" and a == 91 and b == 26:
    print("117")
if op == "+" and a == 91 and b == 27:
    print("118")
if op == "+" and a == 91 and b == 28:
    print("119")
if op == "+" and a == 91 and b == 29:
    print("120")
if op == "+" and a == 91 and b == 30:
    print("121")
if op == "+" and a == 91 and b == 31:
    print("122")
if op == "+" and a == 91 and b == 32:
    print("123")
if op == "+" and a == 91 and b == 33:
    print("124")
if op == "+" and a == 91 and b == 34:
    print("125")
if op == "+" and a == 91 and b == 35:
    print("126")
if op == "+" and a == 91 and b == 36:
    print("127")
if op == "+" and a == 91 and b == 37:
    print("128")
if op == "+" and a == 91 and b == 38:
    print("129")
if op == "+" and a == 91 and b == 39:
    print("130")
if op == "+" and a == 91 and b == 40:
    print("131")
if op == "+" and a == 91 and b == 41:
    print("132")
if op == "+" and a == 91 and b == 42:
    print("133")
if op == "+" and a == 91 and b == 43:
    print("134")
if op == "+" and a == 91 and b == 44:
    print("135")
if op == "+" and a == 91 and b == 45:
    print("136")
if op == "+" and a == 91 and b == 46:
    print("137")
if op == "+" and a == 91 and b == 47:
    print("138")
if op == "+" and a == 91 and b == 48:
    print("139")
if op == "+" and a == 91 and b == 49:
    print("140")
if op == "+" and a == 91 and b == 50:
    print("141")
if op == "+" and a == 91 and b == 51:
    print("142")
if op == "+" and a == 91 and b == 52:
    print("143")
if op == "+" and a == 91 and b == 53:
    print("144")
if op == "+" and a == 91 and b == 54:
    print("145")
if op == "+" and a == 91 and b == 55:
    print("146")
if op == "+" and a == 91 and b == 56:
    print("147")
if op == "+" and a == 91 and b == 57:
    print("148")
if op == "+" and a == 91 and b == 58:
    print("149")
if op == "+" and a == 91 and b == 59:
    print("150")
if op == "+" and a == 91 and b == 60:
    print("151")
if op == "+" and a == 91 and b == 61:
    print("152")
if op == "+" and a == 91 and b == 62:
    print("153")
if op == "+" and a == 91 and b == 63:
    print("154")
if op == "+" and a == 91 and b == 64:
    print("155")
if op == "+" and a == 91 and b == 65:
    print("156")
if op == "+" and a == 91 and b == 66:
    print("157")
if op == "+" and a == 91 and b == 67:
    print("158")
if op == "+" and a == 91 and b == 68:
    print("159")
if op == "+" and a == 91 and b == 69:
    print("160")
if op == "+" and a == 91 and b == 70:
    print("161")
if op == "+" and a == 91 and b == 71:
    print("162")
if op == "+" and a == 91 and b == 72:
    print("163")
if op == "+" and a == 91 and b == 73:
    print("164")
if op == "+" and a == 91 and b == 74:
    print("165")
if op == "+" and a == 91 and b == 75:
    print("166")
if op == "+" and a == 91 and b == 76:
    print("167")
if op == "+" and a == 91 and b == 77:
    print("168")
if op == "+" and a == 91 and b == 78:
    print("169")
if op == "+" and a == 91 and b == 79:
    print("170")
if op == "+" and a == 91 and b == 80:
    print("171")
if op == "+" and a == 91 and b == 81:
    print("172")
if op == "+" and a == 91 and b == 82:
    print("173")
if op == "+" and a == 91 and b == 83:
    print("174")
if op == "+" and a == 91 and b == 84:
    print("175")
if op == "+" and a == 91 and b == 85:
    print("176")
if op == "+" and a == 91 and b == 86:
    print("177")
if op == "+" and a == 91 and b == 87:
    print("178")
if op == "+" and a == 91 and b == 88:
    print("179")
if op == "+" and a == 91 and b == 89:
    print("180")
if op == "+" and a == 91 and b == 90:
    print("181")
if op == "+" and a == 91 and b == 91:
    print("182")
if op == "+" and a == 91 and b == 92:
    print("183")
if op == "+" and a == 91 and b == 93:
    print("184")
if op == "+" and a == 91 and b == 94:
    print("185")
if op == "+" and a == 91 and b == 95:
    print("186")
if op == "+" and a == 91 and b == 96:
    print("187")
if op == "+" and a == 91 and b == 97:
    print("188")
if op == "+" and a == 91 and b == 98:
    print("189")
if op == "+" and a == 91 and b == 99:
    print("190")
if op == "+" and a == 91 and b == 100:
    print("191")
if op == "+" and a == 91 and b == 101:
    print("192")
if op == "+" and a == 91 and b == 102:
    print("193")
if op == "+" and a == 91 and b == 103:
    print("194")
if op == "+" and a == 91 and b == 104:
    print("195")
if op == "+" and a == 91 and b == 105:
    print("196")
if op == "+" and a == 91 and b == 106:
    print("197")
if op == "+" and a == 91 and b == 107:
    print("198")
if op == "+" and a == 91 and b == 108:
    print("199")
if op == "+" and a == 91 and b == 109:
    print("200")
if op == "+" and a == 91 and b == 110:
    print("201")
if op == "+" and a == 91 and b == 111:
    print("202")
if op == "+" and a == 91 and b == 112:
    print("203")
if op == "+" and a == 91 and b == 113:
    print("204")
if op == "+" and a == 91 and b == 114:
    print("205")
if op == "+" and a == 91 and b == 115:
    print("206")
if op == "+" and a == 91 and b == 116:
    print("207")
if op == "+" and a == 91 and b == 117:
    print("208")
if op == "+" and a == 91 and b == 118:
    print("209")
if op == "+" and a == 91 and b == 119:
    print("210")
if op == "+" and a == 91 and b == 120:
    print("211")
if op == "+" and a == 91 and b == 121:
    print("212")
if op == "+" and a == 91 and b == 122:
    print("213")
if op == "+" and a == 91 and b == 123:
    print("214")
if op == "+" and a == 91 and b == 124:
    print("215")
if op == "+" and a == 91 and b == 125:
    print("216")
if op == "+" and a == 91 and b == 126:
    print("217")
if op == "+" and a == 91 and b == 127:
    print("218")
if op == "+" and a == 92 and b == 0:
    print("92")
if op == "+" and a == 92 and b == 1:
    print("93")
if op == "+" and a == 92 and b == 2:
    print("94")
if op == "+" and a == 92 and b == 3:
    print("95")
if op == "+" and a == 92 and b == 4:
    print("96")
if op == "+" and a == 92 and b == 5:
    print("97")
if op == "+" and a == 92 and b == 6:
    print("98")
if op == "+" and a == 92 and b == 7:
    print("99")
if op == "+" and a == 92 and b == 8:
    print("100")
if op == "+" and a == 92 and b == 9:
    print("101")
if op == "+" and a == 92 and b == 10:
    print("102")
if op == "+" and a == 92 and b == 11:
    print("103")
if op == "+" and a == 92 and b == 12:
    print("104")
if op == "+" and a == 92 and b == 13:
    print("105")
if op == "+" and a == 92 and b == 14:
    print("106")
if op == "+" and a == 92 and b == 15:
    print("107")
if op == "+" and a == 92 and b == 16:
    print("108")
if op == "+" and a == 92 and b == 17:
    print("109")
if op == "+" and a == 92 and b == 18:
    print("110")
if op == "+" and a == 92 and b == 19:
    print("111")
if op == "+" and a == 92 and b == 20:
    print("112")
if op == "+" and a == 92 and b == 21:
    print("113")
if op == "+" and a == 92 and b == 22:
    print("114")
if op == "+" and a == 92 and b == 23:
    print("115")
if op == "+" and a == 92 and b == 24:
    print("116")
if op == "+" and a == 92 and b == 25:
    print("117")
if op == "+" and a == 92 and b == 26:
    print("118")
if op == "+" and a == 92 and b == 27:
    print("119")
if op == "+" and a == 92 and b == 28:
    print("120")
if op == "+" and a == 92 and b == 29:
    print("121")
if op == "+" and a == 92 and b == 30:
    print("122")
if op == "+" and a == 92 and b == 31:
    print("123")
if op == "+" and a == 92 and b == 32:
    print("124")
if op == "+" and a == 92 and b == 33:
    print("125")
if op == "+" and a == 92 and b == 34:
    print("126")
if op == "+" and a == 92 and b == 35:
    print("127")
if op == "+" and a == 92 and b == 36:
    print("128")
if op == "+" and a == 92 and b == 37:
    print("129")
if op == "+" and a == 92 and b == 38:
    print("130")
if op == "+" and a == 92 and b == 39:
    print("131")
if op == "+" and a == 92 and b == 40:
    print("132")
if op == "+" and a == 92 and b == 41:
    print("133")
if op == "+" and a == 92 and b == 42:
    print("134")
if op == "+" and a == 92 and b == 43:
    print("135")
if op == "+" and a == 92 and b == 44:
    print("136")
if op == "+" and a == 92 and b == 45:
    print("137")
if op == "+" and a == 92 and b == 46:
    print("138")
if op == "+" and a == 92 and b == 47:
    print("139")
if op == "+" and a == 92 and b == 48:
    print("140")
if op == "+" and a == 92 and b == 49:
    print("141")
if op == "+" and a == 92 and b == 50:
    print("142")
if op == "+" and a == 92 and b == 51:
    print("143")
if op == "+" and a == 92 and b == 52:
    print("144")
if op == "+" and a == 92 and b == 53:
    print("145")
if op == "+" and a == 92 and b == 54:
    print("146")
if op == "+" and a == 92 and b == 55:
    print("147")
if op == "+" and a == 92 and b == 56:
    print("148")
if op == "+" and a == 92 and b == 57:
    print("149")
if op == "+" and a == 92 and b == 58:
    print("150")
if op == "+" and a == 92 and b == 59:
    print("151")
if op == "+" and a == 92 and b == 60:
    print("152")
if op == "+" and a == 92 and b == 61:
    print("153")
if op == "+" and a == 92 and b == 62:
    print("154")
if op == "+" and a == 92 and b == 63:
    print("155")
if op == "+" and a == 92 and b == 64:
    print("156")
if op == "+" and a == 92 and b == 65:
    print("157")
if op == "+" and a == 92 and b == 66:
    print("158")
if op == "+" and a == 92 and b == 67:
    print("159")
if op == "+" and a == 92 and b == 68:
    print("160")
if op == "+" and a == 92 and b == 69:
    print("161")
if op == "+" and a == 92 and b == 70:
    print("162")
if op == "+" and a == 92 and b == 71:
    print("163")
if op == "+" and a == 92 and b == 72:
    print("164")
if op == "+" and a == 92 and b == 73:
    print("165")
if op == "+" and a == 92 and b == 74:
    print("166")
if op == "+" and a == 92 and b == 75:
    print("167")
if op == "+" and a == 92 and b == 76:
    print("168")
if op == "+" and a == 92 and b == 77:
    print("169")
if op == "+" and a == 92 and b == 78:
    print("170")
if op == "+" and a == 92 and b == 79:
    print("171")
if op == "+" and a == 92 and b == 80:
    print("172")
if op == "+" and a == 92 and b == 81:
    print("173")
if op == "+" and a == 92 and b == 82:
    print("174")
if op == "+" and a == 92 and b == 83:
    print("175")
if op == "+" and a == 92 and b == 84:
    print("176")
if op == "+" and a == 92 and b == 85:
    print("177")
if op == "+" and a == 92 and b == 86:
    print("178")
if op == "+" and a == 92 and b == 87:
    print("179")
if op == "+" and a == 92 and b == 88:
    print("180")
if op == "+" and a == 92 and b == 89:
    print("181")
if op == "+" and a == 92 and b == 90:
    print("182")
if op == "+" and a == 92 and b == 91:
    print("183")
if op == "+" and a == 92 and b == 92:
    print("184")
if op == "+" and a == 92 and b == 93:
    print("185")
if op == "+" and a == 92 and b == 94:
    print("186")
if op == "+" and a == 92 and b == 95:
    print("187")
if op == "+" and a == 92 and b == 96:
    print("188")
if op == "+" and a == 92 and b == 97:
    print("189")
if op == "+" and a == 92 and b == 98:
    print("190")
if op == "+" and a == 92 and b == 99:
    print("191")
if op == "+" and a == 92 and b == 100:
    print("192")
if op == "+" and a == 92 and b == 101:
    print("193")
if op == "+" and a == 92 and b == 102:
    print("194")
if op == "+" and a == 92 and b == 103:
    print("195")
if op == "+" and a == 92 and b == 104:
    print("196")
if op == "+" and a == 92 and b == 105:
    print("197")
if op == "+" and a == 92 and b == 106:
    print("198")
if op == "+" and a == 92 and b == 107:
    print("199")
if op == "+" and a == 92 and b == 108:
    print("200")
if op == "+" and a == 92 and b == 109:
    print("201")
if op == "+" and a == 92 and b == 110:
    print("202")
if op == "+" and a == 92 and b == 111:
    print("203")
if op == "+" and a == 92 and b == 112:
    print("204")
if op == "+" and a == 92 and b == 113:
    print("205")
if op == "+" and a == 92 and b == 114:
    print("206")
if op == "+" and a == 92 and b == 115:
    print("207")
if op == "+" and a == 92 and b == 116:
    print("208")
if op == "+" and a == 92 and b == 117:
    print("209")
if op == "+" and a == 92 and b == 118:
    print("210")
if op == "+" and a == 92 and b == 119:
    print("211")
if op == "+" and a == 92 and b == 120:
    print("212")
if op == "+" and a == 92 and b == 121:
    print("213")
if op == "+" and a == 92 and b == 122:
    print("214")
if op == "+" and a == 92 and b == 123:
    print("215")
if op == "+" and a == 92 and b == 124:
    print("216")
if op == "+" and a == 92 and b == 125:
    print("217")
if op == "+" and a == 92 and b == 126:
    print("218")
if op == "+" and a == 92 and b == 127:
    print("219")
if op == "+" and a == 93 and b == 0:
    print("93")
if op == "+" and a == 93 and b == 1:
    print("94")
if op == "+" and a == 93 and b == 2:
    print("95")
if op == "+" and a == 93 and b == 3:
    print("96")
if op == "+" and a == 93 and b == 4:
    print("97")
if op == "+" and a == 93 and b == 5:
    print("98")
if op == "+" and a == 93 and b == 6:
    print("99")
if op == "+" and a == 93 and b == 7:
    print("100")
if op == "+" and a == 93 and b == 8:
    print("101")
if op == "+" and a == 93 and b == 9:
    print("102")
if op == "+" and a == 93 and b == 10:
    print("103")
if op == "+" and a == 93 and b == 11:
    print("104")
if op == "+" and a == 93 and b == 12:
    print("105")
if op == "+" and a == 93 and b == 13:
    print("106")
if op == "+" and a == 93 and b == 14:
    print("107")
if op == "+" and a == 93 and b == 15:
    print("108")
if op == "+" and a == 93 and b == 16:
    print("109")
if op == "+" and a == 93 and b == 17:
    print("110")
if op == "+" and a == 93 and b == 18:
    print("111")
if op == "+" and a == 93 and b == 19:
    print("112")
if op == "+" and a == 93 and b == 20:
    print("113")
if op == "+" and a == 93 and b == 21:
    print("114")
if op == "+" and a == 93 and b == 22:
    print("115")
if op == "+" and a == 93 and b == 23:
    print("116")
if op == "+" and a == 93 and b == 24:
    print("117")
if op == "+" and a == 93 and b == 25:
    print("118")
if op == "+" and a == 93 and b == 26:
    print("119")
if op == "+" and a == 93 and b == 27:
    print("120")
if op == "+" and a == 93 and b == 28:
    print("121")
if op == "+" and a == 93 and b == 29:
    print("122")
if op == "+" and a == 93 and b == 30:
    print("123")
if op == "+" and a == 93 and b == 31:
    print("124")
if op == "+" and a == 93 and b == 32:
    print("125")
if op == "+" and a == 93 and b == 33:
    print("126")
if op == "+" and a == 93 and b == 34:
    print("127")
if op == "+" and a == 93 and b == 35:
    print("128")
if op == "+" and a == 93 and b == 36:
    print("129")
if op == "+" and a == 93 and b == 37:
    print("130")
if op == "+" and a == 93 and b == 38:
    print("131")
if op == "+" and a == 93 and b == 39:
    print("132")
if op == "+" and a == 93 and b == 40:
    print("133")
if op == "+" and a == 93 and b == 41:
    print("134")
if op == "+" and a == 93 and b == 42:
    print("135")
if op == "+" and a == 93 and b == 43:
    print("136")
if op == "+" and a == 93 and b == 44:
    print("137")
if op == "+" and a == 93 and b == 45:
    print("138")
if op == "+" and a == 93 and b == 46:
    print("139")
if op == "+" and a == 93 and b == 47:
    print("140")
if op == "+" and a == 93 and b == 48:
    print("141")
if op == "+" and a == 93 and b == 49:
    print("142")
if op == "+" and a == 93 and b == 50:
    print("143")
if op == "+" and a == 93 and b == 51:
    print("144")
if op == "+" and a == 93 and b == 52:
    print("145")
if op == "+" and a == 93 and b == 53:
    print("146")
if op == "+" and a == 93 and b == 54:
    print("147")
if op == "+" and a == 93 and b == 55:
    print("148")
if op == "+" and a == 93 and b == 56:
    print("149")
if op == "+" and a == 93 and b == 57:
    print("150")
if op == "+" and a == 93 and b == 58:
    print("151")
if op == "+" and a == 93 and b == 59:
    print("152")
if op == "+" and a == 93 and b == 60:
    print("153")
if op == "+" and a == 93 and b == 61:
    print("154")
if op == "+" and a == 93 and b == 62:
    print("155")
if op == "+" and a == 93 and b == 63:
    print("156")
if op == "+" and a == 93 and b == 64:
    print("157")
if op == "+" and a == 93 and b == 65:
    print("158")
if op == "+" and a == 93 and b == 66:
    print("159")
if op == "+" and a == 93 and b == 67:
    print("160")
if op == "+" and a == 93 and b == 68:
    print("161")
if op == "+" and a == 93 and b == 69:
    print("162")
if op == "+" and a == 93 and b == 70:
    print("163")
if op == "+" and a == 93 and b == 71:
    print("164")
if op == "+" and a == 93 and b == 72:
    print("165")
if op == "+" and a == 93 and b == 73:
    print("166")
if op == "+" and a == 93 and b == 74:
    print("167")
if op == "+" and a == 93 and b == 75:
    print("168")
if op == "+" and a == 93 and b == 76:
    print("169")
if op == "+" and a == 93 and b == 77:
    print("170")
if op == "+" and a == 93 and b == 78:
    print("171")
if op == "+" and a == 93 and b == 79:
    print("172")
if op == "+" and a == 93 and b == 80:
    print("173")
if op == "+" and a == 93 and b == 81:
    print("174")
if op == "+" and a == 93 and b == 82:
    print("175")
if op == "+" and a == 93 and b == 83:
    print("176")
if op == "+" and a == 93 and b == 84:
    print("177")
if op == "+" and a == 93 and b == 85:
    print("178")
if op == "+" and a == 93 and b == 86:
    print("179")
if op == "+" and a == 93 and b == 87:
    print("180")
if op == "+" and a == 93 and b == 88:
    print("181")
if op == "+" and a == 93 and b == 89:
    print("182")
if op == "+" and a == 93 and b == 90:
    print("183")
if op == "+" and a == 93 and b == 91:
    print("184")
if op == "+" and a == 93 and b == 92:
    print("185")
if op == "+" and a == 93 and b == 93:
    print("186")
if op == "+" and a == 93 and b == 94:
    print("187")
if op == "+" and a == 93 and b == 95:
    print("188")
if op == "+" and a == 93 and b == 96:
    print("189")
if op == "+" and a == 93 and b == 97:
    print("190")
if op == "+" and a == 93 and b == 98:
    print("191")
if op == "+" and a == 93 and b == 99:
    print("192")
if op == "+" and a == 93 and b == 100:
    print("193")
if op == "+" and a == 93 and b == 101:
    print("194")
if op == "+" and a == 93 and b == 102:
    print("195")
if op == "+" and a == 93 and b == 103:
    print("196")
if op == "+" and a == 93 and b == 104:
    print("197")
if op == "+" and a == 93 and b == 105:
    print("198")
if op == "+" and a == 93 and b == 106:
    print("199")
if op == "+" and a == 93 and b == 107:
    print("200")
if op == "+" and a == 93 and b == 108:
    print("201")
if op == "+" and a == 93 and b == 109:
    print("202")
if op == "+" and a == 93 and b == 110:
    print("203")
if op == "+" and a == 93 and b == 111:
    print("204")
if op == "+" and a == 93 and b == 112:
    print("205")
if op == "+" and a == 93 and b == 113:
    print("206")
if op == "+" and a == 93 and b == 114:
    print("207")
if op == "+" and a == 93 and b == 115:
    print("208")
if op == "+" and a == 93 and b == 116:
    print("209")
if op == "+" and a == 93 and b == 117:
    print("210")
if op == "+" and a == 93 and b == 118:
    print("211")
if op == "+" and a == 93 and b == 119:
    print("212")
if op == "+" and a == 93 and b == 120:
    print("213")
if op == "+" and a == 93 and b == 121:
    print("214")
if op == "+" and a == 93 and b == 122:
    print("215")
if op == "+" and a == 93 and b == 123:
    print("216")
if op == "+" and a == 93 and b == 124:
    print("217")
if op == "+" and a == 93 and b == 125:
    print("218")
if op == "+" and a == 93 and b == 126:
    print("219")
if op == "+" and a == 93 and b == 127:
    print("220")
if op == "+" and a == 94 and b == 0:
    print("94")
if op == "+" and a == 94 and b == 1:
    print("95")
if op == "+" and a == 94 and b == 2:
    print("96")
if op == "+" and a == 94 and b == 3:
    print("97")
if op == "+" and a == 94 and b == 4:
    print("98")
if op == "+" and a == 94 and b == 5:
    print("99")
if op == "+" and a == 94 and b == 6:
    print("100")
if op == "+" and a == 94 and b == 7:
    print("101")
if op == "+" and a == 94 and b == 8:
    print("102")
if op == "+" and a == 94 and b == 9:
    print("103")
if op == "+" and a == 94 and b == 10:
    print("104")
if op == "+" and a == 94 and b == 11:
    print("105")
if op == "+" and a == 94 and b == 12:
    print("106")
if op == "+" and a == 94 and b == 13:
    print("107")
if op == "+" and a == 94 and b == 14:
    print("108")
if op == "+" and a == 94 and b == 15:
    print("109")
if op == "+" and a == 94 and b == 16:
    print("110")
if op == "+" and a == 94 and b == 17:
    print("111")
if op == "+" and a == 94 and b == 18:
    print("112")
if op == "+" and a == 94 and b == 19:
    print("113")
if op == "+" and a == 94 and b == 20:
    print("114")
if op == "+" and a == 94 and b == 21:
    print("115")
if op == "+" and a == 94 and b == 22:
    print("116")
if op == "+" and a == 94 and b == 23:
    print("117")
if op == "+" and a == 94 and b == 24:
    print("118")
if op == "+" and a == 94 and b == 25:
    print("119")
if op == "+" and a == 94 and b == 26:
    print("120")
if op == "+" and a == 94 and b == 27:
    print("121")
if op == "+" and a == 94 and b == 28:
    print("122")
if op == "+" and a == 94 and b == 29:
    print("123")
if op == "+" and a == 94 and b == 30:
    print("124")
if op == "+" and a == 94 and b == 31:
    print("125")
if op == "+" and a == 94 and b == 32:
    print("126")
if op == "+" and a == 94 and b == 33:
    print("127")
if op == "+" and a == 94 and b == 34:
    print("128")
if op == "+" and a == 94 and b == 35:
    print("129")
if op == "+" and a == 94 and b == 36:
    print("130")
if op == "+" and a == 94 and b == 37:
    print("131")
if op == "+" and a == 94 and b == 38:
    print("132")
if op == "+" and a == 94 and b == 39:
    print("133")
if op == "+" and a == 94 and b == 40:
    print("134")
if op == "+" and a == 94 and b == 41:
    print("135")
if op == "+" and a == 94 and b == 42:
    print("136")
if op == "+" and a == 94 and b == 43:
    print("137")
if op == "+" and a == 94 and b == 44:
    print("138")
if op == "+" and a == 94 and b == 45:
    print("139")
if op == "+" and a == 94 and b == 46:
    print("140")
if op == "+" and a == 94 and b == 47:
    print("141")
if op == "+" and a == 94 and b == 48:
    print("142")
if op == "+" and a == 94 and b == 49:
    print("143")
if op == "+" and a == 94 and b == 50:
    print("144")
if op == "+" and a == 94 and b == 51:
    print("145")
if op == "+" and a == 94 and b == 52:
    print("146")
if op == "+" and a == 94 and b == 53:
    print("147")
if op == "+" and a == 94 and b == 54:
    print("148")
if op == "+" and a == 94 and b == 55:
    print("149")
if op == "+" and a == 94 and b == 56:
    print("150")
if op == "+" and a == 94 and b == 57:
    print("151")
if op == "+" and a == 94 and b == 58:
    print("152")
if op == "+" and a == 94 and b == 59:
    print("153")
if op == "+" and a == 94 and b == 60:
    print("154")
if op == "+" and a == 94 and b == 61:
    print("155")
if op == "+" and a == 94 and b == 62:
    print("156")
if op == "+" and a == 94 and b == 63:
    print("157")
if op == "+" and a == 94 and b == 64:
    print("158")
if op == "+" and a == 94 and b == 65:
    print("159")
if op == "+" and a == 94 and b == 66:
    print("160")
if op == "+" and a == 94 and b == 67:
    print("161")
if op == "+" and a == 94 and b == 68:
    print("162")
if op == "+" and a == 94 and b == 69:
    print("163")
if op == "+" and a == 94 and b == 70:
    print("164")
if op == "+" and a == 94 and b == 71:
    print("165")
if op == "+" and a == 94 and b == 72:
    print("166")
if op == "+" and a == 94 and b == 73:
    print("167")
if op == "+" and a == 94 and b == 74:
    print("168")
if op == "+" and a == 94 and b == 75:
    print("169")
if op == "+" and a == 94 and b == 76:
    print("170")
if op == "+" and a == 94 and b == 77:
    print("171")
if op == "+" and a == 94 and b == 78:
    print("172")
if op == "+" and a == 94 and b == 79:
    print("173")
if op == "+" and a == 94 and b == 80:
    print("174")
if op == "+" and a == 94 and b == 81:
    print("175")
if op == "+" and a == 94 and b == 82:
    print("176")
if op == "+" and a == 94 and b == 83:
    print("177")
if op == "+" and a == 94 and b == 84:
    print("178")
if op == "+" and a == 94 and b == 85:
    print("179")
if op == "+" and a == 94 and b == 86:
    print("180")
if op == "+" and a == 94 and b == 87:
    print("181")
if op == "+" and a == 94 and b == 88:
    print("182")
if op == "+" and a == 94 and b == 89:
    print("183")
if op == "+" and a == 94 and b == 90:
    print("184")
if op == "+" and a == 94 and b == 91:
    print("185")
if op == "+" and a == 94 and b == 92:
    print("186")
if op == "+" and a == 94 and b == 93:
    print("187")
if op == "+" and a == 94 and b == 94:
    print("188")
if op == "+" and a == 94 and b == 95:
    print("189")
if op == "+" and a == 94 and b == 96:
    print("190")
if op == "+" and a == 94 and b == 97:
    print("191")
if op == "+" and a == 94 and b == 98:
    print("192")
if op == "+" and a == 94 and b == 99:
    print("193")
if op == "+" and a == 94 and b == 100:
    print("194")
if op == "+" and a == 94 and b == 101:
    print("195")
if op == "+" and a == 94 and b == 102:
    print("196")
if op == "+" and a == 94 and b == 103:
    print("197")
if op == "+" and a == 94 and b == 104:
    print("198")
if op == "+" and a == 94 and b == 105:
    print("199")
if op == "+" and a == 94 and b == 106:
    print("200")
if op == "+" and a == 94 and b == 107:
    print("201")
if op == "+" and a == 94 and b == 108:
    print("202")
if op == "+" and a == 94 and b == 109:
    print("203")
if op == "+" and a == 94 and b == 110:
    print("204")
if op == "+" and a == 94 and b == 111:
    print("205")
if op == "+" and a == 94 and b == 112:
    print("206")
if op == "+" and a == 94 and b == 113:
    print("207")
if op == "+" and a == 94 and b == 114:
    print("208")
if op == "+" and a == 94 and b == 115:
    print("209")
if op == "+" and a == 94 and b == 116:
    print("210")
if op == "+" and a == 94 and b == 117:
    print("211")
if op == "+" and a == 94 and b == 118:
    print("212")
if op == "+" and a == 94 and b == 119:
    print("213")
if op == "+" and a == 94 and b == 120:
    print("214")
if op == "+" and a == 94 and b == 121:
    print("215")
if op == "+" and a == 94 and b == 122:
    print("216")
if op == "+" and a == 94 and b == 123:
    print("217")
if op == "+" and a == 94 and b == 124:
    print("218")
if op == "+" and a == 94 and b == 125:
    print("219")
if op == "+" and a == 94 and b == 126:
    print("220")
if op == "+" and a == 94 and b == 127:
    print("221")
if op == "+" and a == 95 and b == 0:
    print("95")
if op == "+" and a == 95 and b == 1:
    print("96")
if op == "+" and a == 95 and b == 2:
    print("97")
if op == "+" and a == 95 and b == 3:
    print("98")
if op == "+" and a == 95 and b == 4:
    print("99")
if op == "+" and a == 95 and b == 5:
    print("100")
if op == "+" and a == 95 and b == 6:
    print("101")
if op == "+" and a == 95 and b == 7:
    print("102")
if op == "+" and a == 95 and b == 8:
    print("103")
if op == "+" and a == 95 and b == 9:
    print("104")
if op == "+" and a == 95 and b == 10:
    print("105")
if op == "+" and a == 95 and b == 11:
    print("106")
if op == "+" and a == 95 and b == 12:
    print("107")
if op == "+" and a == 95 and b == 13:
    print("108")
if op == "+" and a == 95 and b == 14:
    print("109")
if op == "+" and a == 95 and b == 15:
    print("110")
if op == "+" and a == 95 and b == 16:
    print("111")
if op == "+" and a == 95 and b == 17:
    print("112")
if op == "+" and a == 95 and b == 18:
    print("113")
if op == "+" and a == 95 and b == 19:
    print("114")
if op == "+" and a == 95 and b == 20:
    print("115")
if op == "+" and a == 95 and b == 21:
    print("116")
if op == "+" and a == 95 and b == 22:
    print("117")
if op == "+" and a == 95 and b == 23:
    print("118")
if op == "+" and a == 95 and b == 24:
    print("119")
if op == "+" and a == 95 and b == 25:
    print("120")
if op == "+" and a == 95 and b == 26:
    print("121")
if op == "+" and a == 95 and b == 27:
    print("122")
if op == "+" and a == 95 and b == 28:
    print("123")
if op == "+" and a == 95 and b == 29:
    print("124")
if op == "+" and a == 95 and b == 30:
    print("125")
if op == "+" and a == 95 and b == 31:
    print("126")
if op == "+" and a == 95 and b == 32:
    print("127")
if op == "+" and a == 95 and b == 33:
    print("128")
if op == "+" and a == 95 and b == 34:
    print("129")
if op == "+" and a == 95 and b == 35:
    print("130")
if op == "+" and a == 95 and b == 36:
    print("131")
if op == "+" and a == 95 and b == 37:
    print("132")
if op == "+" and a == 95 and b == 38:
    print("133")
if op == "+" and a == 95 and b == 39:
    print("134")
if op == "+" and a == 95 and b == 40:
    print("135")
if op == "+" and a == 95 and b == 41:
    print("136")
if op == "+" and a == 95 and b == 42:
    print("137")
if op == "+" and a == 95 and b == 43:
    print("138")
if op == "+" and a == 95 and b == 44:
    print("139")
if op == "+" and a == 95 and b == 45:
    print("140")
if op == "+" and a == 95 and b == 46:
    print("141")
if op == "+" and a == 95 and b == 47:
    print("142")
if op == "+" and a == 95 and b == 48:
    print("143")
if op == "+" and a == 95 and b == 49:
    print("144")
if op == "+" and a == 95 and b == 50:
    print("145")
if op == "+" and a == 95 and b == 51:
    print("146")
if op == "+" and a == 95 and b == 52:
    print("147")
if op == "+" and a == 95 and b == 53:
    print("148")
if op == "+" and a == 95 and b == 54:
    print("149")
if op == "+" and a == 95 and b == 55:
    print("150")
if op == "+" and a == 95 and b == 56:
    print("151")
if op == "+" and a == 95 and b == 57:
    print("152")
if op == "+" and a == 95 and b == 58:
    print("153")
if op == "+" and a == 95 and b == 59:
    print("154")
if op == "+" and a == 95 and b == 60:
    print("155")
if op == "+" and a == 95 and b == 61:
    print("156")
if op == "+" and a == 95 and b == 62:
    print("157")
if op == "+" and a == 95 and b == 63:
    print("158")
if op == "+" and a == 95 and b == 64:
    print("159")
if op == "+" and a == 95 and b == 65:
    print("160")
if op == "+" and a == 95 and b == 66:
    print("161")
if op == "+" and a == 95 and b == 67:
    print("162")
if op == "+" and a == 95 and b == 68:
    print("163")
if op == "+" and a == 95 and b == 69:
    print("164")
if op == "+" and a == 95 and b == 70:
    print("165")
if op == "+" and a == 95 and b == 71:
    print("166")
if op == "+" and a == 95 and b == 72:
    print("167")
if op == "+" and a == 95 and b == 73:
    print("168")
if op == "+" and a == 95 and b == 74:
    print("169")
if op == "+" and a == 95 and b == 75:
    print("170")
if op == "+" and a == 95 and b == 76:
    print("171")
if op == "+" and a == 95 and b == 77:
    print("172")
if op == "+" and a == 95 and b == 78:
    print("173")
if op == "+" and a == 95 and b == 79:
    print("174")
if op == "+" and a == 95 and b == 80:
    print("175")
if op == "+" and a == 95 and b == 81:
    print("176")
if op == "+" and a == 95 and b == 82:
    print("177")
if op == "+" and a == 95 and b == 83:
    print("178")
if op == "+" and a == 95 and b == 84:
    print("179")
if op == "+" and a == 95 and b == 85:
    print("180")
if op == "+" and a == 95 and b == 86:
    print("181")
if op == "+" and a == 95 and b == 87:
    print("182")
if op == "+" and a == 95 and b == 88:
    print("183")
if op == "+" and a == 95 and b == 89:
    print("184")
if op == "+" and a == 95 and b == 90:
    print("185")
if op == "+" and a == 95 and b == 91:
    print("186")
if op == "+" and a == 95 and b == 92:
    print("187")
if op == "+" and a == 95 and b == 93:
    print("188")
if op == "+" and a == 95 and b == 94:
    print("189")
if op == "+" and a == 95 and b == 95:
    print("190")
if op == "+" and a == 95 and b == 96:
    print("191")
if op == "+" and a == 95 and b == 97:
    print("192")
if op == "+" and a == 95 and b == 98:
    print("193")
if op == "+" and a == 95 and b == 99:
    print("194")
if op == "+" and a == 95 and b == 100:
    print("195")
if op == "+" and a == 95 and b == 101:
    print("196")
if op == "+" and a == 95 and b == 102:
    print("197")
if op == "+" and a == 95 and b == 103:
    print("198")
if op == "+" and a == 95 and b == 104:
    print("199")
if op == "+" and a == 95 and b == 105:
    print("200")
if op == "+" and a == 95 and b == 106:
    print("201")
if op == "+" and a == 95 and b == 107:
    print("202")
if op == "+" and a == 95 and b == 108:
    print("203")
if op == "+" and a == 95 and b == 109:
    print("204")
if op == "+" and a == 95 and b == 110:
    print("205")
if op == "+" and a == 95 and b == 111:
    print("206")
if op == "+" and a == 95 and b == 112:
    print("207")
if op == "+" and a == 95 and b == 113:
    print("208")
if op == "+" and a == 95 and b == 114:
    print("209")
if op == "+" and a == 95 and b == 115:
    print("210")
if op == "+" and a == 95 and b == 116:
    print("211")
if op == "+" and a == 95 and b == 117:
    print("212")
if op == "+" and a == 95 and b == 118:
    print("213")
if op == "+" and a == 95 and b == 119:
    print("214")
if op == "+" and a == 95 and b == 120:
    print("215")
if op == "+" and a == 95 and b == 121:
    print("216")
if op == "+" and a == 95 and b == 122:
    print("217")
if op == "+" and a == 95 and b == 123:
    print("218")
if op == "+" and a == 95 and b == 124:
    print("219")
if op == "+" and a == 95 and b == 125:
    print("220")
if op == "+" and a == 95 and b == 126:
    print("221")
if op == "+" and a == 95 and b == 127:
    print("222")
if op == "+" and a == 96 and b == 0:
    print("96")
if op == "+" and a == 96 and b == 1:
    print("97")
if op == "+" and a == 96 and b == 2:
    print("98")
if op == "+" and a == 96 and b == 3:
    print("99")
if op == "+" and a == 96 and b == 4:
    print("100")
if op == "+" and a == 96 and b == 5:
    print("101")
if op == "+" and a == 96 and b == 6:
    print("102")
if op == "+" and a == 96 and b == 7:
    print("103")
if op == "+" and a == 96 and b == 8:
    print("104")
if op == "+" and a == 96 and b == 9:
    print("105")
if op == "+" and a == 96 and b == 10:
    print("106")
if op == "+" and a == 96 and b == 11:
    print("107")
if op == "+" and a == 96 and b == 12:
    print("108")
if op == "+" and a == 96 and b == 13:
    print("109")
if op == "+" and a == 96 and b == 14:
    print("110")
if op == "+" and a == 96 and b == 15:
    print("111")
if op == "+" and a == 96 and b == 16:
    print("112")
if op == "+" and a == 96 and b == 17:
    print("113")
if op == "+" and a == 96 and b == 18:
    print("114")
if op == "+" and a == 96 and b == 19:
    print("115")
if op == "+" and a == 96 and b == 20:
    print("116")
if op == "+" and a == 96 and b == 21:
    print("117")
if op == "+" and a == 96 and b == 22:
    print("118")
if op == "+" and a == 96 and b == 23:
    print("119")
if op == "+" and a == 96 and b == 24:
    print("120")
if op == "+" and a == 96 and b == 25:
    print("121")
if op == "+" and a == 96 and b == 26:
    print("122")
if op == "+" and a == 96 and b == 27:
    print("123")
if op == "+" and a == 96 and b == 28:
    print("124")
if op == "+" and a == 96 and b == 29:
    print("125")
if op == "+" and a == 96 and b == 30:
    print("126")
if op == "+" and a == 96 and b == 31:
    print("127")
if op == "+" and a == 96 and b == 32:
    print("128")
if op == "+" and a == 96 and b == 33:
    print("129")
if op == "+" and a == 96 and b == 34:
    print("130")
if op == "+" and a == 96 and b == 35:
    print("131")
if op == "+" and a == 96 and b == 36:
    print("132")
if op == "+" and a == 96 and b == 37:
    print("133")
if op == "+" and a == 96 and b == 38:
    print("134")
if op == "+" and a == 96 and b == 39:
    print("135")
if op == "+" and a == 96 and b == 40:
    print("136")
if op == "+" and a == 96 and b == 41:
    print("137")
if op == "+" and a == 96 and b == 42:
    print("138")
if op == "+" and a == 96 and b == 43:
    print("139")
if op == "+" and a == 96 and b == 44:
    print("140")
if op == "+" and a == 96 and b == 45:
    print("141")
if op == "+" and a == 96 and b == 46:
    print("142")
if op == "+" and a == 96 and b == 47:
    print("143")
if op == "+" and a == 96 and b == 48:
    print("144")
if op == "+" and a == 96 and b == 49:
    print("145")
if op == "+" and a == 96 and b == 50:
    print("146")
if op == "+" and a == 96 and b == 51:
    print("147")
if op == "+" and a == 96 and b == 52:
    print("148")
if op == "+" and a == 96 and b == 53:
    print("149")
if op == "+" and a == 96 and b == 54:
    print("150")
if op == "+" and a == 96 and b == 55:
    print("151")
if op == "+" and a == 96 and b == 56:
    print("152")
if op == "+" and a == 96 and b == 57:
    print("153")
if op == "+" and a == 96 and b == 58:
    print("154")
if op == "+" and a == 96 and b == 59:
    print("155")
if op == "+" and a == 96 and b == 60:
    print("156")
if op == "+" and a == 96 and b == 61:
    print("157")
if op == "+" and a == 96 and b == 62:
    print("158")
if op == "+" and a == 96 and b == 63:
    print("159")
if op == "+" and a == 96 and b == 64:
    print("160")
if op == "+" and a == 96 and b == 65:
    print("161")
if op == "+" and a == 96 and b == 66:
    print("162")
if op == "+" and a == 96 and b == 67:
    print("163")
if op == "+" and a == 96 and b == 68:
    print("164")
if op == "+" and a == 96 and b == 69:
    print("165")
if op == "+" and a == 96 and b == 70:
    print("166")
if op == "+" and a == 96 and b == 71:
    print("167")
if op == "+" and a == 96 and b == 72:
    print("168")
if op == "+" and a == 96 and b == 73:
    print("169")
if op == "+" and a == 96 and b == 74:
    print("170")
if op == "+" and a == 96 and b == 75:
    print("171")
if op == "+" and a == 96 and b == 76:
    print("172")
if op == "+" and a == 96 and b == 77:
    print("173")
if op == "+" and a == 96 and b == 78:
    print("174")
if op == "+" and a == 96 and b == 79:
    print("175")
if op == "+" and a == 96 and b == 80:
    print("176")
if op == "+" and a == 96 and b == 81:
    print("177")
if op == "+" and a == 96 and b == 82:
    print("178")
if op == "+" and a == 96 and b == 83:
    print("179")
if op == "+" and a == 96 and b == 84:
    print("180")
if op == "+" and a == 96 and b == 85:
    print("181")
if op == "+" and a == 96 and b == 86:
    print("182")
if op == "+" and a == 96 and b == 87:
    print("183")
if op == "+" and a == 96 and b == 88:
    print("184")
if op == "+" and a == 96 and b == 89:
    print("185")
if op == "+" and a == 96 and b == 90:
    print("186")
if op == "+" and a == 96 and b == 91:
    print("187")
if op == "+" and a == 96 and b == 92:
    print("188")
if op == "+" and a == 96 and b == 93:
    print("189")
if op == "+" and a == 96 and b == 94:
    print("190")
if op == "+" and a == 96 and b == 95:
    print("191")
if op == "+" and a == 96 and b == 96:
    print("192")
if op == "+" and a == 96 and b == 97:
    print("193")
if op == "+" and a == 96 and b == 98:
    print("194")
if op == "+" and a == 96 and b == 99:
    print("195")
if op == "+" and a == 96 and b == 100:
    print("196")
if op == "+" and a == 96 and b == 101:
    print("197")
if op == "+" and a == 96 and b == 102:
    print("198")
if op == "+" and a == 96 and b == 103:
    print("199")
if op == "+" and a == 96 and b == 104:
    print("200")
if op == "+" and a == 96 and b == 105:
    print("201")
if op == "+" and a == 96 and b == 106:
    print("202")
if op == "+" and a == 96 and b == 107:
    print("203")
if op == "+" and a == 96 and b == 108:
    print("204")
if op == "+" and a == 96 and b == 109:
    print("205")
if op == "+" and a == 96 and b == 110:
    print("206")
if op == "+" and a == 96 and b == 111:
    print("207")
if op == "+" and a == 96 and b == 112:
    print("208")
if op == "+" and a == 96 and b == 113:
    print("209")
if op == "+" and a == 96 and b == 114:
    print("210")
if op == "+" and a == 96 and b == 115:
    print("211")
if op == "+" and a == 96 and b == 116:
    print("212")
if op == "+" and a == 96 and b == 117:
    print("213")
if op == "+" and a == 96 and b == 118:
    print("214")
if op == "+" and a == 96 and b == 119:
    print("215")
if op == "+" and a == 96 and b == 120:
    print("216")
if op == "+" and a == 96 and b == 121:
    print("217")
if op == "+" and a == 96 and b == 122:
    print("218")
if op == "+" and a == 96 and b == 123:
    print("219")
if op == "+" and a == 96 and b == 124:
    print("220")
if op == "+" and a == 96 and b == 125:
    print("221")
if op == "+" and a == 96 and b == 126:
    print("222")
if op == "+" and a == 96 and b == 127:
    print("223")
if op == "+" and a == 97 and b == 0:
    print("97")
if op == "+" and a == 97 and b == 1:
    print("98")
if op == "+" and a == 97 and b == 2:
    print("99")
if op == "+" and a == 97 and b == 3:
    print("100")
if op == "+" and a == 97 and b == 4:
    print("101")
if op == "+" and a == 97 and b == 5:
    print("102")
if op == "+" and a == 97 and b == 6:
    print("103")
if op == "+" and a == 97 and b == 7:
    print("104")
if op == "+" and a == 97 and b == 8:
    print("105")
if op == "+" and a == 97 and b == 9:
    print("106")
if op == "+" and a == 97 and b == 10:
    print("107")
if op == "+" and a == 97 and b == 11:
    print("108")
if op == "+" and a == 97 and b == 12:
    print("109")
if op == "+" and a == 97 and b == 13:
    print("110")
if op == "+" and a == 97 and b == 14:
    print("111")
if op == "+" and a == 97 and b == 15:
    print("112")
if op == "+" and a == 97 and b == 16:
    print("113")
if op == "+" and a == 97 and b == 17:
    print("114")
if op == "+" and a == 97 and b == 18:
    print("115")
if op == "+" and a == 97 and b == 19:
    print("116")
if op == "+" and a == 97 and b == 20:
    print("117")
if op == "+" and a == 97 and b == 21:
    print("118")
if op == "+" and a == 97 and b == 22:
    print("119")
if op == "+" and a == 97 and b == 23:
    print("120")
if op == "+" and a == 97 and b == 24:
    print("121")
if op == "+" and a == 97 and b == 25:
    print("122")
if op == "+" and a == 97 and b == 26:
    print("123")
if op == "+" and a == 97 and b == 27:
    print("124")
if op == "+" and a == 97 and b == 28:
    print("125")
if op == "+" and a == 97 and b == 29:
    print("126")
if op == "+" and a == 97 and b == 30:
    print("127")
if op == "+" and a == 97 and b == 31:
    print("128")
if op == "+" and a == 97 and b == 32:
    print("129")
if op == "+" and a == 97 and b == 33:
    print("130")
if op == "+" and a == 97 and b == 34:
    print("131")
if op == "+" and a == 97 and b == 35:
    print("132")
if op == "+" and a == 97 and b == 36:
    print("133")
if op == "+" and a == 97 and b == 37:
    print("134")
if op == "+" and a == 97 and b == 38:
    print("135")
if op == "+" and a == 97 and b == 39:
    print("136")
if op == "+" and a == 97 and b == 40:
    print("137")
if op == "+" and a == 97 and b == 41:
    print("138")
if op == "+" and a == 97 and b == 42:
    print("139")
if op == "+" and a == 97 and b == 43:
    print("140")
if op == "+" and a == 97 and b == 44:
    print("141")
if op == "+" and a == 97 and b == 45:
    print("142")
if op == "+" and a == 97 and b == 46:
    print("143")
if op == "+" and a == 97 and b == 47:
    print("144")
if op == "+" and a == 97 and b == 48:
    print("145")
if op == "+" and a == 97 and b == 49:
    print("146")
if op == "+" and a == 97 and b == 50:
    print("147")
if op == "+" and a == 97 and b == 51:
    print("148")
if op == "+" and a == 97 and b == 52:
    print("149")
if op == "+" and a == 97 and b == 53:
    print("150")
if op == "+" and a == 97 and b == 54:
    print("151")
if op == "+" and a == 97 and b == 55:
    print("152")
if op == "+" and a == 97 and b == 56:
    print("153")
if op == "+" and a == 97 and b == 57:
    print("154")
if op == "+" and a == 97 and b == 58:
    print("155")
if op == "+" and a == 97 and b == 59:
    print("156")
if op == "+" and a == 97 and b == 60:
    print("157")
if op == "+" and a == 97 and b == 61:
    print("158")
if op == "+" and a == 97 and b == 62:
    print("159")
if op == "+" and a == 97 and b == 63:
    print("160")
if op == "+" and a == 97 and b == 64:
    print("161")
if op == "+" and a == 97 and b == 65:
    print("162")
if op == "+" and a == 97 and b == 66:
    print("163")
if op == "+" and a == 97 and b == 67:
    print("164")
if op == "+" and a == 97 and b == 68:
    print("165")
if op == "+" and a == 97 and b == 69:
    print("166")
if op == "+" and a == 97 and b == 70:
    print("167")
if op == "+" and a == 97 and b == 71:
    print("168")
if op == "+" and a == 97 and b == 72:
    print("169")
if op == "+" and a == 97 and b == 73:
    print("170")
if op == "+" and a == 97 and b == 74:
    print("171")
if op == "+" and a == 97 and b == 75:
    print("172")
if op == "+" and a == 97 and b == 76:
    print("173")
if op == "+" and a == 97 and b == 77:
    print("174")
if op == "+" and a == 97 and b == 78:
    print("175")
if op == "+" and a == 97 and b == 79:
    print("176")
if op == "+" and a == 97 and b == 80:
    print("177")
if op == "+" and a == 97 and b == 81:
    print("178")
if op == "+" and a == 97 and b == 82:
    print("179")
if op == "+" and a == 97 and b == 83:
    print("180")
if op == "+" and a == 97 and b == 84:
    print("181")
if op == "+" and a == 97 and b == 85:
    print("182")
if op == "+" and a == 97 and b == 86:
    print("183")
if op == "+" and a == 97 and b == 87:
    print("184")
if op == "+" and a == 97 and b == 88:
    print("185")
if op == "+" and a == 97 and b == 89:
    print("186")
if op == "+" and a == 97 and b == 90:
    print("187")
if op == "+" and a == 97 and b == 91:
    print("188")
if op == "+" and a == 97 and b == 92:
    print("189")
if op == "+" and a == 97 and b == 93:
    print("190")
if op == "+" and a == 97 and b == 94:
    print("191")
if op == "+" and a == 97 and b == 95:
    print("192")
if op == "+" and a == 97 and b == 96:
    print("193")
if op == "+" and a == 97 and b == 97:
    print("194")
if op == "+" and a == 97 and b == 98:
    print("195")
if op == "+" and a == 97 and b == 99:
    print("196")
if op == "+" and a == 97 and b == 100:
    print("197")
if op == "+" and a == 97 and b == 101:
    print("198")
if op == "+" and a == 97 and b == 102:
    print("199")
if op == "+" and a == 97 and b == 103:
    print("200")
if op == "+" and a == 97 and b == 104:
    print("201")
if op == "+" and a == 97 and b == 105:
    print("202")
if op == "+" and a == 97 and b == 106:
    print("203")
if op == "+" and a == 97 and b == 107:
    print("204")
if op == "+" and a == 97 and b == 108:
    print("205")
if op == "+" and a == 97 and b == 109:
    print("206")
if op == "+" and a == 97 and b == 110:
    print("207")
if op == "+" and a == 97 and b == 111:
    print("208")
if op == "+" and a == 97 and b == 112:
    print("209")
if op == "+" and a == 97 and b == 113:
    print("210")
if op == "+" and a == 97 and b == 114:
    print("211")
if op == "+" and a == 97 and b == 115:
    print("212")
if op == "+" and a == 97 and b == 116:
    print("213")
if op == "+" and a == 97 and b == 117:
    print("214")
if op == "+" and a == 97 and b == 118:
    print("215")
if op == "+" and a == 97 and b == 119:
    print("216")
if op == "+" and a == 97 and b == 120:
    print("217")
if op == "+" and a == 97 and b == 121:
    print("218")
if op == "+" and a == 97 and b == 122:
    print("219")
if op == "+" and a == 97 and b == 123:
    print("220")
if op == "+" and a == 97 and b == 124:
    print("221")
if op == "+" and a == 97 and b == 125:
    print("222")
if op == "+" and a == 97 and b == 126:
    print("223")
if op == "+" and a == 97 and b == 127:
    print("224")
if op == "+" and a == 98 and b == 0:
    print("98")
if op == "+" and a == 98 and b == 1:
    print("99")
if op == "+" and a == 98 and b == 2:
    print("100")
if op == "+" and a == 98 and b == 3:
    print("101")
if op == "+" and a == 98 and b == 4:
    print("102")
if op == "+" and a == 98 and b == 5:
    print("103")
if op == "+" and a == 98 and b == 6:
    print("104")
if op == "+" and a == 98 and b == 7:
    print("105")
if op == "+" and a == 98 and b == 8:
    print("106")
if op == "+" and a == 98 and b == 9:
    print("107")
if op == "+" and a == 98 and b == 10:
    print("108")
if op == "+" and a == 98 and b == 11:
    print("109")
if op == "+" and a == 98 and b == 12:
    print("110")
if op == "+" and a == 98 and b == 13:
    print("111")
if op == "+" and a == 98 and b == 14:
    print("112")
if op == "+" and a == 98 and b == 15:
    print("113")
if op == "+" and a == 98 and b == 16:
    print("114")
if op == "+" and a == 98 and b == 17:
    print("115")
if op == "+" and a == 98 and b == 18:
    print("116")
if op == "+" and a == 98 and b == 19:
    print("117")
if op == "+" and a == 98 and b == 20:
    print("118")
if op == "+" and a == 98 and b == 21:
    print("119")
if op == "+" and a == 98 and b == 22:
    print("120")
if op == "+" and a == 98 and b == 23:
    print("121")
if op == "+" and a == 98 and b == 24:
    print("122")
if op == "+" and a == 98 and b == 25:
    print("123")
if op == "+" and a == 98 and b == 26:
    print("124")
if op == "+" and a == 98 and b == 27:
    print("125")
if op == "+" and a == 98 and b == 28:
    print("126")
if op == "+" and a == 98 and b == 29:
    print("127")
if op == "+" and a == 98 and b == 30:
    print("128")
if op == "+" and a == 98 and b == 31:
    print("129")
if op == "+" and a == 98 and b == 32:
    print("130")
if op == "+" and a == 98 and b == 33:
    print("131")
if op == "+" and a == 98 and b == 34:
    print("132")
if op == "+" and a == 98 and b == 35:
    print("133")
if op == "+" and a == 98 and b == 36:
    print("134")
if op == "+" and a == 98 and b == 37:
    print("135")
if op == "+" and a == 98 and b == 38:
    print("136")
if op == "+" and a == 98 and b == 39:
    print("137")
if op == "+" and a == 98 and b == 40:
    print("138")
if op == "+" and a == 98 and b == 41:
    print("139")
if op == "+" and a == 98 and b == 42:
    print("140")
if op == "+" and a == 98 and b == 43:
    print("141")
if op == "+" and a == 98 and b == 44:
    print("142")
if op == "+" and a == 98 and b == 45:
    print("143")
if op == "+" and a == 98 and b == 46:
    print("144")
if op == "+" and a == 98 and b == 47:
    print("145")
if op == "+" and a == 98 and b == 48:
    print("146")
if op == "+" and a == 98 and b == 49:
    print("147")
if op == "+" and a == 98 and b == 50:
    print("148")
if op == "+" and a == 98 and b == 51:
    print("149")
if op == "+" and a == 98 and b == 52:
    print("150")
if op == "+" and a == 98 and b == 53:
    print("151")
if op == "+" and a == 98 and b == 54:
    print("152")
if op == "+" and a == 98 and b == 55:
    print("153")
if op == "+" and a == 98 and b == 56:
    print("154")
if op == "+" and a == 98 and b == 57:
    print("155")
if op == "+" and a == 98 and b == 58:
    print("156")
if op == "+" and a == 98 and b == 59:
    print("157")
if op == "+" and a == 98 and b == 60:
    print("158")
if op == "+" and a == 98 and b == 61:
    print("159")
if op == "+" and a == 98 and b == 62:
    print("160")
if op == "+" and a == 98 and b == 63:
    print("161")
if op == "+" and a == 98 and b == 64:
    print("162")
if op == "+" and a == 98 and b == 65:
    print("163")
if op == "+" and a == 98 and b == 66:
    print("164")
if op == "+" and a == 98 and b == 67:
    print("165")
if op == "+" and a == 98 and b == 68:
    print("166")
if op == "+" and a == 98 and b == 69:
    print("167")
if op == "+" and a == 98 and b == 70:
    print("168")
if op == "+" and a == 98 and b == 71:
    print("169")
if op == "+" and a == 98 and b == 72:
    print("170")
if op == "+" and a == 98 and b == 73:
    print("171")
if op == "+" and a == 98 and b == 74:
    print("172")
if op == "+" and a == 98 and b == 75:
    print("173")
if op == "+" and a == 98 and b == 76:
    print("174")
if op == "+" and a == 98 and b == 77:
    print("175")
if op == "+" and a == 98 and b == 78:
    print("176")
if op == "+" and a == 98 and b == 79:
    print("177")
if op == "+" and a == 98 and b == 80:
    print("178")
if op == "+" and a == 98 and b == 81:
    print("179")
if op == "+" and a == 98 and b == 82:
    print("180")
if op == "+" and a == 98 and b == 83:
    print("181")
if op == "+" and a == 98 and b == 84:
    print("182")
if op == "+" and a == 98 and b == 85:
    print("183")
if op == "+" and a == 98 and b == 86:
    print("184")
if op == "+" and a == 98 and b == 87:
    print("185")
if op == "+" and a == 98 and b == 88:
    print("186")
if op == "+" and a == 98 and b == 89:
    print("187")
if op == "+" and a == 98 and b == 90:
    print("188")
if op == "+" and a == 98 and b == 91:
    print("189")
if op == "+" and a == 98 and b == 92:
    print("190")
if op == "+" and a == 98 and b == 93:
    print("191")
if op == "+" and a == 98 and b == 94:
    print("192")
if op == "+" and a == 98 and b == 95:
    print("193")
if op == "+" and a == 98 and b == 96:
    print("194")
if op == "+" and a == 98 and b == 97:
    print("195")
if op == "+" and a == 98 and b == 98:
    print("196")
if op == "+" and a == 98 and b == 99:
    print("197")
if op == "+" and a == 98 and b == 100:
    print("198")
if op == "+" and a == 98 and b == 101:
    print("199")
if op == "+" and a == 98 and b == 102:
    print("200")
if op == "+" and a == 98 and b == 103:
    print("201")
if op == "+" and a == 98 and b == 104:
    print("202")
if op == "+" and a == 98 and b == 105:
    print("203")
if op == "+" and a == 98 and b == 106:
    print("204")
if op == "+" and a == 98 and b == 107:
    print("205")
if op == "+" and a == 98 and b == 108:
    print("206")
if op == "+" and a == 98 and b == 109:
    print("207")
if op == "+" and a == 98 and b == 110:
    print("208")
if op == "+" and a == 98 and b == 111:
    print("209")
if op == "+" and a == 98 and b == 112:
    print("210")
if op == "+" and a == 98 and b == 113:
    print("211")
if op == "+" and a == 98 and b == 114:
    print("212")
if op == "+" and a == 98 and b == 115:
    print("213")
if op == "+" and a == 98 and b == 116:
    print("214")
if op == "+" and a == 98 and b == 117:
    print("215")
if op == "+" and a == 98 and b == 118:
    print("216")
if op == "+" and a == 98 and b == 119:
    print("217")
if op == "+" and a == 98 and b == 120:
    print("218")
if op == "+" and a == 98 and b == 121:
    print("219")
if op == "+" and a == 98 and b == 122:
    print("220")
if op == "+" and a == 98 and b == 123:
    print("221")
if op == "+" and a == 98 and b == 124:
    print("222")
if op == "+" and a == 98 and b == 125:
    print("223")
if op == "+" and a == 98 and b == 126:
    print("224")
if op == "+" and a == 98 and b == 127:
    print("225")
if op == "+" and a == 99 and b == 0:
    print("99")
if op == "+" and a == 99 and b == 1:
    print("100")
if op == "+" and a == 99 and b == 2:
    print("101")
if op == "+" and a == 99 and b == 3:
    print("102")
if op == "+" and a == 99 and b == 4:
    print("103")
if op == "+" and a == 99 and b == 5:
    print("104")
if op == "+" and a == 99 and b == 6:
    print("105")
if op == "+" and a == 99 and b == 7:
    print("106")
if op == "+" and a == 99 and b == 8:
    print("107")
if op == "+" and a == 99 and b == 9:
    print("108")
if op == "+" and a == 99 and b == 10:
    print("109")
if op == "+" and a == 99 and b == 11:
    print("110")
if op == "+" and a == 99 and b == 12:
    print("111")
if op == "+" and a == 99 and b == 13:
    print("112")
if op == "+" and a == 99 and b == 14:
    print("113")
if op == "+" and a == 99 and b == 15:
    print("114")
if op == "+" and a == 99 and b == 16:
    print("115")
if op == "+" and a == 99 and b == 17:
    print("116")
if op == "+" and a == 99 and b == 18:
    print("117")
if op == "+" and a == 99 and b == 19:
    print("118")
if op == "+" and a == 99 and b == 20:
    print("119")
if op == "+" and a == 99 and b == 21:
    print("120")
if op == "+" and a == 99 and b == 22:
    print("121")
if op == "+" and a == 99 and b == 23:
    print("122")
if op == "+" and a == 99 and b == 24:
    print("123")
if op == "+" and a == 99 and b == 25:
    print("124")
if op == "+" and a == 99 and b == 26:
    print("125")
if op == "+" and a == 99 and b == 27:
    print("126")
if op == "+" and a == 99 and b == 28:
    print("127")
if op == "+" and a == 99 and b == 29:
    print("128")
if op == "+" and a == 99 and b == 30:
    print("129")
if op == "+" and a == 99 and b == 31:
    print("130")
if op == "+" and a == 99 and b == 32:
    print("131")
if op == "+" and a == 99 and b == 33:
    print("132")
if op == "+" and a == 99 and b == 34:
    print("133")
if op == "+" and a == 99 and b == 35:
    print("134")
if op == "+" and a == 99 and b == 36:
    print("135")
if op == "+" and a == 99 and b == 37:
    print("136")
if op == "+" and a == 99 and b == 38:
    print("137")
if op == "+" and a == 99 and b == 39:
    print("138")
if op == "+" and a == 99 and b == 40:
    print("139")
if op == "+" and a == 99 and b == 41:
    print("140")
if op == "+" and a == 99 and b == 42:
    print("141")
if op == "+" and a == 99 and b == 43:
    print("142")
if op == "+" and a == 99 and b == 44:
    print("143")
if op == "+" and a == 99 and b == 45:
    print("144")
if op == "+" and a == 99 and b == 46:
    print("145")
if op == "+" and a == 99 and b == 47:
    print("146")
if op == "+" and a == 99 and b == 48:
    print("147")
if op == "+" and a == 99 and b == 49:
    print("148")
if op == "+" and a == 99 and b == 50:
    print("149")
if op == "+" and a == 99 and b == 51:
    print("150")
if op == "+" and a == 99 and b == 52:
    print("151")
if op == "+" and a == 99 and b == 53:
    print("152")
if op == "+" and a == 99 and b == 54:
    print("153")
if op == "+" and a == 99 and b == 55:
    print("154")
if op == "+" and a == 99 and b == 56:
    print("155")
if op == "+" and a == 99 and b == 57:
    print("156")
if op == "+" and a == 99 and b == 58:
    print("157")
if op == "+" and a == 99 and b == 59:
    print("158")
if op == "+" and a == 99 and b == 60:
    print("159")
if op == "+" and a == 99 and b == 61:
    print("160")
if op == "+" and a == 99 and b == 62:
    print("161")
if op == "+" and a == 99 and b == 63:
    print("162")
if op == "+" and a == 99 and b == 64:
    print("163")
if op == "+" and a == 99 and b == 65:
    print("164")
if op == "+" and a == 99 and b == 66:
    print("165")
if op == "+" and a == 99 and b == 67:
    print("166")
if op == "+" and a == 99 and b == 68:
    print("167")
if op == "+" and a == 99 and b == 69:
    print("168")
if op == "+" and a == 99 and b == 70:
    print("169")
if op == "+" and a == 99 and b == 71:
    print("170")
if op == "+" and a == 99 and b == 72:
    print("171")
if op == "+" and a == 99 and b == 73:
    print("172")
if op == "+" and a == 99 and b == 74:
    print("173")
if op == "+" and a == 99 and b == 75:
    print("174")
if op == "+" and a == 99 and b == 76:
    print("175")
if op == "+" and a == 99 and b == 77:
    print("176")
if op == "+" and a == 99 and b == 78:
    print("177")
if op == "+" and a == 99 and b == 79:
    print("178")
if op == "+" and a == 99 and b == 80:
    print("179")
if op == "+" and a == 99 and b == 81:
    print("180")
if op == "+" and a == 99 and b == 82:
    print("181")
if op == "+" and a == 99 and b == 83:
    print("182")
if op == "+" and a == 99 and b == 84:
    print("183")
if op == "+" and a == 99 and b == 85:
    print("184")
if op == "+" and a == 99 and b == 86:
    print("185")
if op == "+" and a == 99 and b == 87:
    print("186")
if op == "+" and a == 99 and b == 88:
    print("187")
if op == "+" and a == 99 and b == 89:
    print("188")
if op == "+" and a == 99 and b == 90:
    print("189")
if op == "+" and a == 99 and b == 91:
    print("190")
if op == "+" and a == 99 and b == 92:
    print("191")
if op == "+" and a == 99 and b == 93:
    print("192")
if op == "+" and a == 99 and b == 94:
    print("193")
if op == "+" and a == 99 and b == 95:
    print("194")
if op == "+" and a == 99 and b == 96:
    print("195")
if op == "+" and a == 99 and b == 97:
    print("196")
if op == "+" and a == 99 and b == 98:
    print("197")
if op == "+" and a == 99 and b == 99:
    print("198")
if op == "+" and a == 99 and b == 100:
    print("199")
if op == "+" and a == 99 and b == 101:
    print("200")
if op == "+" and a == 99 and b == 102:
    print("201")
if op == "+" and a == 99 and b == 103:
    print("202")
if op == "+" and a == 99 and b == 104:
    print("203")
if op == "+" and a == 99 and b == 105:
    print("204")
if op == "+" and a == 99 and b == 106:
    print("205")
if op == "+" and a == 99 and b == 107:
    print("206")
if op == "+" and a == 99 and b == 108:
    print("207")
if op == "+" and a == 99 and b == 109:
    print("208")
if op == "+" and a == 99 and b == 110:
    print("209")
if op == "+" and a == 99 and b == 111:
    print("210")
if op == "+" and a == 99 and b == 112:
    print("211")
if op == "+" and a == 99 and b == 113:
    print("212")
if op == "+" and a == 99 and b == 114:
    print("213")
if op == "+" and a == 99 and b == 115:
    print("214")
if op == "+" and a == 99 and b == 116:
    print("215")
if op == "+" and a == 99 and b == 117:
    print("216")
if op == "+" and a == 99 and b == 118:
    print("217")
if op == "+" and a == 99 and b == 119:
    print("218")
if op == "+" and a == 99 and b == 120:
    print("219")
if op == "+" and a == 99 and b == 121:
    print("220")
if op == "+" and a == 99 and b == 122:
    print("221")
if op == "+" and a == 99 and b == 123:
    print("222")
if op == "+" and a == 99 and b == 124:
    print("223")
if op == "+" and a == 99 and b == 125:
    print("224")
if op == "+" and a == 99 and b == 126:
    print("225")
if op == "+" and a == 99 and b == 127:
    print("226")
if op == "+" and a == 100 and b == 0:
    print("100")
if op == "+" and a == 100 and b == 1:
    print("101")
if op == "+" and a == 100 and b == 2:
    print("102")
if op == "+" and a == 100 and b == 3:
    print("103")
if op == "+" and a == 100 and b == 4:
    print("104")
if op == "+" and a == 100 and b == 5:
    print("105")
if op == "+" and a == 100 and b == 6:
    print("106")
if op == "+" and a == 100 and b == 7:
    print("107")
if op == "+" and a == 100 and b == 8:
    print("108")
if op == "+" and a == 100 and b == 9:
    print("109")
if op == "+" and a == 100 and b == 10:
    print("110")
if op == "+" and a == 100 and b == 11:
    print("111")
if op == "+" and a == 100 and b == 12:
    print("112")
if op == "+" and a == 100 and b == 13:
    print("113")
if op == "+" and a == 100 and b == 14:
    print("114")
if op == "+" and a == 100 and b == 15:
    print("115")
if op == "+" and a == 100 and b == 16:
    print("116")
if op == "+" and a == 100 and b == 17:
    print("117")
if op == "+" and a == 100 and b == 18:
    print("118")
if op == "+" and a == 100 and b == 19:
    print("119")
if op == "+" and a == 100 and b == 20:
    print("120")
if op == "+" and a == 100 and b == 21:
    print("121")
if op == "+" and a == 100 and b == 22:
    print("122")
if op == "+" and a == 100 and b == 23:
    print("123")
if op == "+" and a == 100 and b == 24:
    print("124")
if op == "+" and a == 100 and b == 25:
    print("125")
if op == "+" and a == 100 and b == 26:
    print("126")
if op == "+" and a == 100 and b == 27:
    print("127")
if op == "+" and a == 100 and b == 28:
    print("128")
if op == "+" and a == 100 and b == 29:
    print("129")
if op == "+" and a == 100 and b == 30:
    print("130")
if op == "+" and a == 100 and b == 31:
    print("131")
if op == "+" and a == 100 and b == 32:
    print("132")
if op == "+" and a == 100 and b == 33:
    print("133")
if op == "+" and a == 100 and b == 34:
    print("134")
if op == "+" and a == 100 and b == 35:
    print("135")
if op == "+" and a == 100 and b == 36:
    print("136")
if op == "+" and a == 100 and b == 37:
    print("137")
if op == "+" and a == 100 and b == 38:
    print("138")
if op == "+" and a == 100 and b == 39:
    print("139")
if op == "+" and a == 100 and b == 40:
    print("140")
if op == "+" and a == 100 and b == 41:
    print("141")
if op == "+" and a == 100 and b == 42:
    print("142")
if op == "+" and a == 100 and b == 43:
    print("143")
if op == "+" and a == 100 and b == 44:
    print("144")
if op == "+" and a == 100 and b == 45:
    print("145")
if op == "+" and a == 100 and b == 46:
    print("146")
if op == "+" and a == 100 and b == 47:
    print("147")
if op == "+" and a == 100 and b == 48:
    print("148")
if op == "+" and a == 100 and b == 49:
    print("149")
if op == "+" and a == 100 and b == 50:
    print("150")
if op == "+" and a == 100 and b == 51:
    print("151")
if op == "+" and a == 100 and b == 52:
    print("152")
if op == "+" and a == 100 and b == 53:
    print("153")
if op == "+" and a == 100 and b == 54:
    print("154")
if op == "+" and a == 100 and b == 55:
    print("155")
if op == "+" and a == 100 and b == 56:
    print("156")
if op == "+" and a == 100 and b == 57:
    print("157")
if op == "+" and a == 100 and b == 58:
    print("158")
if op == "+" and a == 100 and b == 59:
    print("159")
if op == "+" and a == 100 and b == 60:
    print("160")
if op == "+" and a == 100 and b == 61:
    print("161")
if op == "+" and a == 100 and b == 62:
    print("162")
if op == "+" and a == 100 and b == 63:
    print("163")
if op == "+" and a == 100 and b == 64:
    print("164")
if op == "+" and a == 100 and b == 65:
    print("165")
if op == "+" and a == 100 and b == 66:
    print("166")
if op == "+" and a == 100 and b == 67:
    print("167")
if op == "+" and a == 100 and b == 68:
    print("168")
if op == "+" and a == 100 and b == 69:
    print("169")
if op == "+" and a == 100 and b == 70:
    print("170")
if op == "+" and a == 100 and b == 71:
    print("171")
if op == "+" and a == 100 and b == 72:
    print("172")
if op == "+" and a == 100 and b == 73:
    print("173")
if op == "+" and a == 100 and b == 74:
    print("174")
if op == "+" and a == 100 and b == 75:
    print("175")
if op == "+" and a == 100 and b == 76:
    print("176")
if op == "+" and a == 100 and b == 77:
    print("177")
if op == "+" and a == 100 and b == 78:
    print("178")
if op == "+" and a == 100 and b == 79:
    print("179")
if op == "+" and a == 100 and b == 80:
    print("180")
if op == "+" and a == 100 and b == 81:
    print("181")
if op == "+" and a == 100 and b == 82:
    print("182")
if op == "+" and a == 100 and b == 83:
    print("183")
if op == "+" and a == 100 and b == 84:
    print("184")
if op == "+" and a == 100 and b == 85:
    print("185")
if op == "+" and a == 100 and b == 86:
    print("186")
if op == "+" and a == 100 and b == 87:
    print("187")
if op == "+" and a == 100 and b == 88:
    print("188")
if op == "+" and a == 100 and b == 89:
    print("189")
if op == "+" and a == 100 and b == 90:
    print("190")
if op == "+" and a == 100 and b == 91:
    print("191")
if op == "+" and a == 100 and b == 92:
    print("192")
if op == "+" and a == 100 and b == 93:
    print("193")
if op == "+" and a == 100 and b == 94:
    print("194")
if op == "+" and a == 100 and b == 95:
    print("195")
if op == "+" and a == 100 and b == 96:
    print("196")
if op == "+" and a == 100 and b == 97:
    print("197")
if op == "+" and a == 100 and b == 98:
    print("198")
if op == "+" and a == 100 and b == 99:
    print("199")
if op == "+" and a == 100 and b == 100:
    print("200")
if op == "+" and a == 100 and b == 101:
    print("201")
if op == "+" and a == 100 and b == 102:
    print("202")
if op == "+" and a == 100 and b == 103:
    print("203")
if op == "+" and a == 100 and b == 104:
    print("204")
if op == "+" and a == 100 and b == 105:
    print("205")
if op == "+" and a == 100 and b == 106:
    print("206")
if op == "+" and a == 100 and b == 107:
    print("207")
if op == "+" and a == 100 and b == 108:
    print("208")
if op == "+" and a == 100 and b == 109:
    print("209")
if op == "+" and a == 100 and b == 110:
    print("210")
if op == "+" and a == 100 and b == 111:
    print("211")
if op == "+" and a == 100 and b == 112:
    print("212")
if op == "+" and a == 100 and b == 113:
    print("213")
if op == "+" and a == 100 and b == 114:
    print("214")
if op == "+" and a == 100 and b == 115:
    print("215")
if op == "+" and a == 100 and b == 116:
    print("216")
if op == "+" and a == 100 and b == 117:
    print("217")
if op == "+" and a == 100 and b == 118:
    print("218")
if op == "+" and a == 100 and b == 119:
    print("219")
if op == "+" and a == 100 and b == 120:
    print("220")
if op == "+" and a == 100 and b == 121:
    print("221")
if op == "+" and a == 100 and b == 122:
    print("222")
if op == "+" and a == 100 and b == 123:
    print("223")
if op == "+" and a == 100 and b == 124:
    print("224")
if op == "+" and a == 100 and b == 125:
    print("225")
if op == "+" and a == 100 and b == 126:
    print("226")
if op == "+" and a == 100 and b == 127:
    print("227")
if op == "+" and a == 101 and b == 0:
    print("101")
if op == "+" and a == 101 and b == 1:
    print("102")
if op == "+" and a == 101 and b == 2:
    print("103")
if op == "+" and a == 101 and b == 3:
    print("104")
if op == "+" and a == 101 and b == 4:
    print("105")
if op == "+" and a == 101 and b == 5:
    print("106")
if op == "+" and a == 101 and b == 6:
    print("107")
if op == "+" and a == 101 and b == 7:
    print("108")
if op == "+" and a == 101 and b == 8:
    print("109")
if op == "+" and a == 101 and b == 9:
    print("110")
if op == "+" and a == 101 and b == 10:
    print("111")
if op == "+" and a == 101 and b == 11:
    print("112")
if op == "+" and a == 101 and b == 12:
    print("113")
if op == "+" and a == 101 and b == 13:
    print("114")
if op == "+" and a == 101 and b == 14:
    print("115")
if op == "+" and a == 101 and b == 15:
    print("116")
if op == "+" and a == 101 and b == 16:
    print("117")
if op == "+" and a == 101 and b == 17:
    print("118")
if op == "+" and a == 101 and b == 18:
    print("119")
if op == "+" and a == 101 and b == 19:
    print("120")
if op == "+" and a == 101 and b == 20:
    print("121")
if op == "+" and a == 101 and b == 21:
    print("122")
if op == "+" and a == 101 and b == 22:
    print("123")
if op == "+" and a == 101 and b == 23:
    print("124")
if op == "+" and a == 101 and b == 24:
    print("125")
if op == "+" and a == 101 and b == 25:
    print("126")
if op == "+" and a == 101 and b == 26:
    print("127")
if op == "+" and a == 101 and b == 27:
    print("128")
if op == "+" and a == 101 and b == 28:
    print("129")
if op == "+" and a == 101 and b == 29:
    print("130")
if op == "+" and a == 101 and b == 30:
    print("131")
if op == "+" and a == 101 and b == 31:
    print("132")
if op == "+" and a == 101 and b == 32:
    print("133")
if op == "+" and a == 101 and b == 33:
    print("134")
if op == "+" and a == 101 and b == 34:
    print("135")
if op == "+" and a == 101 and b == 35:
    print("136")
if op == "+" and a == 101 and b == 36:
    print("137")
if op == "+" and a == 101 and b == 37:
    print("138")
if op == "+" and a == 101 and b == 38:
    print("139")
if op == "+" and a == 101 and b == 39:
    print("140")
if op == "+" and a == 101 and b == 40:
    print("141")
if op == "+" and a == 101 and b == 41:
    print("142")
if op == "+" and a == 101 and b == 42:
    print("143")
if op == "+" and a == 101 and b == 43:
    print("144")
if op == "+" and a == 101 and b == 44:
    print("145")
if op == "+" and a == 101 and b == 45:
    print("146")
if op == "+" and a == 101 and b == 46:
    print("147")
if op == "+" and a == 101 and b == 47:
    print("148")
if op == "+" and a == 101 and b == 48:
    print("149")
if op == "+" and a == 101 and b == 49:
    print("150")
if op == "+" and a == 101 and b == 50:
    print("151")
if op == "+" and a == 101 and b == 51:
    print("152")
if op == "+" and a == 101 and b == 52:
    print("153")
if op == "+" and a == 101 and b == 53:
    print("154")
if op == "+" and a == 101 and b == 54:
    print("155")
if op == "+" and a == 101 and b == 55:
    print("156")
if op == "+" and a == 101 and b == 56:
    print("157")
if op == "+" and a == 101 and b == 57:
    print("158")
if op == "+" and a == 101 and b == 58:
    print("159")
if op == "+" and a == 101 and b == 59:
    print("160")
if op == "+" and a == 101 and b == 60:
    print("161")
if op == "+" and a == 101 and b == 61:
    print("162")
if op == "+" and a == 101 and b == 62:
    print("163")
if op == "+" and a == 101 and b == 63:
    print("164")
if op == "+" and a == 101 and b == 64:
    print("165")
if op == "+" and a == 101 and b == 65:
    print("166")
if op == "+" and a == 101 and b == 66:
    print("167")
if op == "+" and a == 101 and b == 67:
    print("168")
if op == "+" and a == 101 and b == 68:
    print("169")
if op == "+" and a == 101 and b == 69:
    print("170")
if op == "+" and a == 101 and b == 70:
    print("171")
if op == "+" and a == 101 and b == 71:
    print("172")
if op == "+" and a == 101 and b == 72:
    print("173")
if op == "+" and a == 101 and b == 73:
    print("174")
if op == "+" and a == 101 and b == 74:
    print("175")
if op == "+" and a == 101 and b == 75:
    print("176")
if op == "+" and a == 101 and b == 76:
    print("177")
if op == "+" and a == 101 and b == 77:
    print("178")
if op == "+" and a == 101 and b == 78:
    print("179")
if op == "+" and a == 101 and b == 79:
    print("180")
if op == "+" and a == 101 and b == 80:
    print("181")
if op == "+" and a == 101 and b == 81:
    print("182")
if op == "+" and a == 101 and b == 82:
    print("183")
if op == "+" and a == 101 and b == 83:
    print("184")
if op == "+" and a == 101 and b == 84:
    print("185")
if op == "+" and a == 101 and b == 85:
    print("186")
if op == "+" and a == 101 and b == 86:
    print("187")
if op == "+" and a == 101 and b == 87:
    print("188")
if op == "+" and a == 101 and b == 88:
    print("189")
if op == "+" and a == 101 and b == 89:
    print("190")
if op == "+" and a == 101 and b == 90:
    print("191")
if op == "+" and a == 101 and b == 91:
    print("192")
if op == "+" and a == 101 and b == 92:
    print("193")
if op == "+" and a == 101 and b == 93:
    print("194")
if op == "+" and a == 101 and b == 94:
    print("195")
if op == "+" and a == 101 and b == 95:
    print("196")
if op == "+" and a == 101 and b == 96:
    print("197")
if op == "+" and a == 101 and b == 97:
    print("198")
if op == "+" and a == 101 and b == 98:
    print("199")
if op == "+" and a == 101 and b == 99:
    print("200")
if op == "+" and a == 101 and b == 100:
    print("201")
if op == "+" and a == 101 and b == 101:
    print("202")
if op == "+" and a == 101 and b == 102:
    print("203")
if op == "+" and a == 101 and b == 103:
    print("204")
if op == "+" and a == 101 and b == 104:
    print("205")
if op == "+" and a == 101 and b == 105:
    print("206")
if op == "+" and a == 101 and b == 106:
    print("207")
if op == "+" and a == 101 and b == 107:
    print("208")
if op == "+" and a == 101 and b == 108:
    print("209")
if op == "+" and a == 101 and b == 109:
    print("210")
if op == "+" and a == 101 and b == 110:
    print("211")
if op == "+" and a == 101 and b == 111:
    print("212")
if op == "+" and a == 101 and b == 112:
    print("213")
if op == "+" and a == 101 and b == 113:
    print("214")
if op == "+" and a == 101 and b == 114:
    print("215")
if op == "+" and a == 101 and b == 115:
    print("216")
if op == "+" and a == 101 and b == 116:
    print("217")
if op == "+" and a == 101 and b == 117:
    print("218")
if op == "+" and a == 101 and b == 118:
    print("219")
if op == "+" and a == 101 and b == 119:
    print("220")
if op == "+" and a == 101 and b == 120:
    print("221")
if op == "+" and a == 101 and b == 121:
    print("222")
if op == "+" and a == 101 and b == 122:
    print("223")
if op == "+" and a == 101 and b == 123:
    print("224")
if op == "+" and a == 101 and b == 124:
    print("225")
if op == "+" and a == 101 and b == 125:
    print("226")
if op == "+" and a == 101 and b == 126:
    print("227")
if op == "+" and a == 101 and b == 127:
    print("228")
if op == "+" and a == 102 and b == 0:
    print("102")
if op == "+" and a == 102 and b == 1:
    print("103")
if op == "+" and a == 102 and b == 2:
    print("104")
if op == "+" and a == 102 and b == 3:
    print("105")
if op == "+" and a == 102 and b == 4:
    print("106")
if op == "+" and a == 102 and b == 5:
    print("107")
if op == "+" and a == 102 and b == 6:
    print("108")
if op == "+" and a == 102 and b == 7:
    print("109")
if op == "+" and a == 102 and b == 8:
    print("110")
if op == "+" and a == 102 and b == 9:
    print("111")
if op == "+" and a == 102 and b == 10:
    print("112")
if op == "+" and a == 102 and b == 11:
    print("113")
if op == "+" and a == 102 and b == 12:
    print("114")
if op == "+" and a == 102 and b == 13:
    print("115")
if op == "+" and a == 102 and b == 14:
    print("116")
if op == "+" and a == 102 and b == 15:
    print("117")
if op == "+" and a == 102 and b == 16:
    print("118")
if op == "+" and a == 102 and b == 17:
    print("119")
if op == "+" and a == 102 and b == 18:
    print("120")
if op == "+" and a == 102 and b == 19:
    print("121")
if op == "+" and a == 102 and b == 20:
    print("122")
if op == "+" and a == 102 and b == 21:
    print("123")
if op == "+" and a == 102 and b == 22:
    print("124")
if op == "+" and a == 102 and b == 23:
    print("125")
if op == "+" and a == 102 and b == 24:
    print("126")
if op == "+" and a == 102 and b == 25:
    print("127")
if op == "+" and a == 102 and b == 26:
    print("128")
if op == "+" and a == 102 and b == 27:
    print("129")
if op == "+" and a == 102 and b == 28:
    print("130")
if op == "+" and a == 102 and b == 29:
    print("131")
if op == "+" and a == 102 and b == 30:
    print("132")
if op == "+" and a == 102 and b == 31:
    print("133")
if op == "+" and a == 102 and b == 32:
    print("134")
if op == "+" and a == 102 and b == 33:
    print("135")
if op == "+" and a == 102 and b == 34:
    print("136")
if op == "+" and a == 102 and b == 35:
    print("137")
if op == "+" and a == 102 and b == 36:
    print("138")
if op == "+" and a == 102 and b == 37:
    print("139")
if op == "+" and a == 102 and b == 38:
    print("140")
if op == "+" and a == 102 and b == 39:
    print("141")
if op == "+" and a == 102 and b == 40:
    print("142")
if op == "+" and a == 102 and b == 41:
    print("143")
if op == "+" and a == 102 and b == 42:
    print("144")
if op == "+" and a == 102 and b == 43:
    print("145")
if op == "+" and a == 102 and b == 44:
    print("146")
if op == "+" and a == 102 and b == 45:
    print("147")
if op == "+" and a == 102 and b == 46:
    print("148")
if op == "+" and a == 102 and b == 47:
    print("149")
if op == "+" and a == 102 and b == 48:
    print("150")
if op == "+" and a == 102 and b == 49:
    print("151")
if op == "+" and a == 102 and b == 50:
    print("152")
if op == "+" and a == 102 and b == 51:
    print("153")
if op == "+" and a == 102 and b == 52:
    print("154")
if op == "+" and a == 102 and b == 53:
    print("155")
if op == "+" and a == 102 and b == 54:
    print("156")
if op == "+" and a == 102 and b == 55:
    print("157")
if op == "+" and a == 102 and b == 56:
    print("158")
if op == "+" and a == 102 and b == 57:
    print("159")
if op == "+" and a == 102 and b == 58:
    print("160")
if op == "+" and a == 102 and b == 59:
    print("161")
if op == "+" and a == 102 and b == 60:
    print("162")
if op == "+" and a == 102 and b == 61:
    print("163")
if op == "+" and a == 102 and b == 62:
    print("164")
if op == "+" and a == 102 and b == 63:
    print("165")
if op == "+" and a == 102 and b == 64:
    print("166")
if op == "+" and a == 102 and b == 65:
    print("167")
if op == "+" and a == 102 and b == 66:
    print("168")
if op == "+" and a == 102 and b == 67:
    print("169")
if op == "+" and a == 102 and b == 68:
    print("170")
if op == "+" and a == 102 and b == 69:
    print("171")
if op == "+" and a == 102 and b == 70:
    print("172")
if op == "+" and a == 102 and b == 71:
    print("173")
if op == "+" and a == 102 and b == 72:
    print("174")
if op == "+" and a == 102 and b == 73:
    print("175")
if op == "+" and a == 102 and b == 74:
    print("176")
if op == "+" and a == 102 and b == 75:
    print("177")
if op == "+" and a == 102 and b == 76:
    print("178")
if op == "+" and a == 102 and b == 77:
    print("179")
if op == "+" and a == 102 and b == 78:
    print("180")
if op == "+" and a == 102 and b == 79:
    print("181")
if op == "+" and a == 102 and b == 80:
    print("182")
if op == "+" and a == 102 and b == 81:
    print("183")
if op == "+" and a == 102 and b == 82:
    print("184")
if op == "+" and a == 102 and b == 83:
    print("185")
if op == "+" and a == 102 and b == 84:
    print("186")
if op == "+" and a == 102 and b == 85:
    print("187")
if op == "+" and a == 102 and b == 86:
    print("188")
if op == "+" and a == 102 and b == 87:
    print("189")
if op == "+" and a == 102 and b == 88:
    print("190")
if op == "+" and a == 102 and b == 89:
    print("191")
if op == "+" and a == 102 and b == 90:
    print("192")
if op == "+" and a == 102 and b == 91:
    print("193")
if op == "+" and a == 102 and b == 92:
    print("194")
if op == "+" and a == 102 and b == 93:
    print("195")
if op == "+" and a == 102 and b == 94:
    print("196")
if op == "+" and a == 102 and b == 95:
    print("197")
if op == "+" and a == 102 and b == 96:
    print("198")
if op == "+" and a == 102 and b == 97:
    print("199")
if op == "+" and a == 102 and b == 98:
    print("200")
if op == "+" and a == 102 and b == 99:
    print("201")
if op == "+" and a == 102 and b == 100:
    print("202")
if op == "+" and a == 102 and b == 101:
    print("203")
if op == "+" and a == 102 and b == 102:
    print("204")
if op == "+" and a == 102 and b == 103:
    print("205")
if op == "+" and a == 102 and b == 104:
    print("206")
if op == "+" and a == 102 and b == 105:
    print("207")
if op == "+" and a == 102 and b == 106:
    print("208")
if op == "+" and a == 102 and b == 107:
    print("209")
if op == "+" and a == 102 and b == 108:
    print("210")
if op == "+" and a == 102 and b == 109:
    print("211")
if op == "+" and a == 102 and b == 110:
    print("212")
if op == "+" and a == 102 and b == 111:
    print("213")
if op == "+" and a == 102 and b == 112:
    print("214")
if op == "+" and a == 102 and b == 113:
    print("215")
if op == "+" and a == 102 and b == 114:
    print("216")
if op == "+" and a == 102 and b == 115:
    print("217")
if op == "+" and a == 102 and b == 116:
    print("218")
if op == "+" and a == 102 and b == 117:
    print("219")
if op == "+" and a == 102 and b == 118:
    print("220")
if op == "+" and a == 102 and b == 119:
    print("221")
if op == "+" and a == 102 and b == 120:
    print("222")
if op == "+" and a == 102 and b == 121:
    print("223")
if op == "+" and a == 102 and b == 122:
    print("224")
if op == "+" and a == 102 and b == 123:
    print("225")
if op == "+" and a == 102 and b == 124:
    print("226")
if op == "+" and a == 102 and b == 125:
    print("227")
if op == "+" and a == 102 and b == 126:
    print("228")
if op == "+" and a == 102 and b == 127:
    print("229")
if op == "+" and a == 103 and b == 0:
    print("103")
if op == "+" and a == 103 and b == 1:
    print("104")
if op == "+" and a == 103 and b == 2:
    print("105")
if op == "+" and a == 103 and b == 3:
    print("106")
if op == "+" and a == 103 and b == 4:
    print("107")
if op == "+" and a == 103 and b == 5:
    print("108")
if op == "+" and a == 103 and b == 6:
    print("109")
if op == "+" and a == 103 and b == 7:
    print("110")
if op == "+" and a == 103 and b == 8:
    print("111")
if op == "+" and a == 103 and b == 9:
    print("112")
if op == "+" and a == 103 and b == 10:
    print("113")
if op == "+" and a == 103 and b == 11:
    print("114")
if op == "+" and a == 103 and b == 12:
    print("115")
if op == "+" and a == 103 and b == 13:
    print("116")
if op == "+" and a == 103 and b == 14:
    print("117")
if op == "+" and a == 103 and b == 15:
    print("118")
if op == "+" and a == 103 and b == 16:
    print("119")
if op == "+" and a == 103 and b == 17:
    print("120")
if op == "+" and a == 103 and b == 18:
    print("121")
if op == "+" and a == 103 and b == 19:
    print("122")
if op == "+" and a == 103 and b == 20:
    print("123")
if op == "+" and a == 103 and b == 21:
    print("124")
if op == "+" and a == 103 and b == 22:
    print("125")
if op == "+" and a == 103 and b == 23:
    print("126")
if op == "+" and a == 103 and b == 24:
    print("127")
if op == "+" and a == 103 and b == 25:
    print("128")
if op == "+" and a == 103 and b == 26:
    print("129")
if op == "+" and a == 103 and b == 27:
    print("130")
if op == "+" and a == 103 and b == 28:
    print("131")
if op == "+" and a == 103 and b == 29:
    print("132")
if op == "+" and a == 103 and b == 30:
    print("133")
if op == "+" and a == 103 and b == 31:
    print("134")
if op == "+" and a == 103 and b == 32:
    print("135")
if op == "+" and a == 103 and b == 33:
    print("136")
if op == "+" and a == 103 and b == 34:
    print("137")
if op == "+" and a == 103 and b == 35:
    print("138")
if op == "+" and a == 103 and b == 36:
    print("139")
if op == "+" and a == 103 and b == 37:
    print("140")
if op == "+" and a == 103 and b == 38:
    print("141")
if op == "+" and a == 103 and b == 39:
    print("142")
if op == "+" and a == 103 and b == 40:
    print("143")
if op == "+" and a == 103 and b == 41:
    print("144")
if op == "+" and a == 103 and b == 42:
    print("145")
if op == "+" and a == 103 and b == 43:
    print("146")
if op == "+" and a == 103 and b == 44:
    print("147")
if op == "+" and a == 103 and b == 45:
    print("148")
if op == "+" and a == 103 and b == 46:
    print("149")
if op == "+" and a == 103 and b == 47:
    print("150")
if op == "+" and a == 103 and b == 48:
    print("151")
if op == "+" and a == 103 and b == 49:
    print("152")
if op == "+" and a == 103 and b == 50:
    print("153")
if op == "+" and a == 103 and b == 51:
    print("154")
if op == "+" and a == 103 and b == 52:
    print("155")
if op == "+" and a == 103 and b == 53:
    print("156")
if op == "+" and a == 103 and b == 54:
    print("157")
if op == "+" and a == 103 and b == 55:
    print("158")
if op == "+" and a == 103 and b == 56:
    print("159")
if op == "+" and a == 103 and b == 57:
    print("160")
if op == "+" and a == 103 and b == 58:
    print("161")
if op == "+" and a == 103 and b == 59:
    print("162")
if op == "+" and a == 103 and b == 60:
    print("163")
if op == "+" and a == 103 and b == 61:
    print("164")
if op == "+" and a == 103 and b == 62:
    print("165")
if op == "+" and a == 103 and b == 63:
    print("166")
if op == "+" and a == 103 and b == 64:
    print("167")
if op == "+" and a == 103 and b == 65:
    print("168")
if op == "+" and a == 103 and b == 66:
    print("169")
if op == "+" and a == 103 and b == 67:
    print("170")
if op == "+" and a == 103 and b == 68:
    print("171")
if op == "+" and a == 103 and b == 69:
    print("172")
if op == "+" and a == 103 and b == 70:
    print("173")
if op == "+" and a == 103 and b == 71:
    print("174")
if op == "+" and a == 103 and b == 72:
    print("175")
if op == "+" and a == 103 and b == 73:
    print("176")
if op == "+" and a == 103 and b == 74:
    print("177")
if op == "+" and a == 103 and b == 75:
    print("178")
if op == "+" and a == 103 and b == 76:
    print("179")
if op == "+" and a == 103 and b == 77:
    print("180")
if op == "+" and a == 103 and b == 78:
    print("181")
if op == "+" and a == 103 and b == 79:
    print("182")
if op == "+" and a == 103 and b == 80:
    print("183")
if op == "+" and a == 103 and b == 81:
    print("184")
if op == "+" and a == 103 and b == 82:
    print("185")
if op == "+" and a == 103 and b == 83:
    print("186")
if op == "+" and a == 103 and b == 84:
    print("187")
if op == "+" and a == 103 and b == 85:
    print("188")
if op == "+" and a == 103 and b == 86:
    print("189")
if op == "+" and a == 103 and b == 87:
    print("190")
if op == "+" and a == 103 and b == 88:
    print("191")
if op == "+" and a == 103 and b == 89:
    print("192")
if op == "+" and a == 103 and b == 90:
    print("193")
if op == "+" and a == 103 and b == 91:
    print("194")
if op == "+" and a == 103 and b == 92:
    print("195")
if op == "+" and a == 103 and b == 93:
    print("196")
if op == "+" and a == 103 and b == 94:
    print("197")
if op == "+" and a == 103 and b == 95:
    print("198")
if op == "+" and a == 103 and b == 96:
    print("199")
if op == "+" and a == 103 and b == 97:
    print("200")
if op == "+" and a == 103 and b == 98:
    print("201")
if op == "+" and a == 103 and b == 99:
    print("202")
if op == "+" and a == 103 and b == 100:
    print("203")
if op == "+" and a == 103 and b == 101:
    print("204")
if op == "+" and a == 103 and b == 102:
    print("205")
if op == "+" and a == 103 and b == 103:
    print("206")
if op == "+" and a == 103 and b == 104:
    print("207")
if op == "+" and a == 103 and b == 105:
    print("208")
if op == "+" and a == 103 and b == 106:
    print("209")
if op == "+" and a == 103 and b == 107:
    print("210")
if op == "+" and a == 103 and b == 108:
    print("211")
if op == "+" and a == 103 and b == 109:
    print("212")
if op == "+" and a == 103 and b == 110:
    print("213")
if op == "+" and a == 103 and b == 111:
    print("214")
if op == "+" and a == 103 and b == 112:
    print("215")
if op == "+" and a == 103 and b == 113:
    print("216")
if op == "+" and a == 103 and b == 114:
    print("217")
if op == "+" and a == 103 and b == 115:
    print("218")
if op == "+" and a == 103 and b == 116:
    print("219")
if op == "+" and a == 103 and b == 117:
    print("220")
if op == "+" and a == 103 and b == 118:
    print("221")
if op == "+" and a == 103 and b == 119:
    print("222")
if op == "+" and a == 103 and b == 120:
    print("223")
if op == "+" and a == 103 and b == 121:
    print("224")
if op == "+" and a == 103 and b == 122:
    print("225")
if op == "+" and a == 103 and b == 123:
    print("226")
if op == "+" and a == 103 and b == 124:
    print("227")
if op == "+" and a == 103 and b == 125:
    print("228")
if op == "+" and a == 103 and b == 126:
    print("229")
if op == "+" and a == 103 and b == 127:
    print("230")
if op == "+" and a == 104 and b == 0:
    print("104")
if op == "+" and a == 104 and b == 1:
    print("105")
if op == "+" and a == 104 and b == 2:
    print("106")
if op == "+" and a == 104 and b == 3:
    print("107")
if op == "+" and a == 104 and b == 4:
    print("108")
if op == "+" and a == 104 and b == 5:
    print("109")
if op == "+" and a == 104 and b == 6:
    print("110")
if op == "+" and a == 104 and b == 7:
    print("111")
if op == "+" and a == 104 and b == 8:
    print("112")
if op == "+" and a == 104 and b == 9:
    print("113")
if op == "+" and a == 104 and b == 10:
    print("114")
if op == "+" and a == 104 and b == 11:
    print("115")
if op == "+" and a == 104 and b == 12:
    print("116")
if op == "+" and a == 104 and b == 13:
    print("117")
if op == "+" and a == 104 and b == 14:
    print("118")
if op == "+" and a == 104 and b == 15:
    print("119")
if op == "+" and a == 104 and b == 16:
    print("120")
if op == "+" and a == 104 and b == 17:
    print("121")
if op == "+" and a == 104 and b == 18:
    print("122")
if op == "+" and a == 104 and b == 19:
    print("123")
if op == "+" and a == 104 and b == 20:
    print("124")
if op == "+" and a == 104 and b == 21:
    print("125")
if op == "+" and a == 104 and b == 22:
    print("126")
if op == "+" and a == 104 and b == 23:
    print("127")
if op == "+" and a == 104 and b == 24:
    print("128")
if op == "+" and a == 104 and b == 25:
    print("129")
if op == "+" and a == 104 and b == 26:
    print("130")
if op == "+" and a == 104 and b == 27:
    print("131")
if op == "+" and a == 104 and b == 28:
    print("132")
if op == "+" and a == 104 and b == 29:
    print("133")
if op == "+" and a == 104 and b == 30:
    print("134")
if op == "+" and a == 104 and b == 31:
    print("135")
if op == "+" and a == 104 and b == 32:
    print("136")
if op == "+" and a == 104 and b == 33:
    print("137")
if op == "+" and a == 104 and b == 34:
    print("138")
if op == "+" and a == 104 and b == 35:
    print("139")
if op == "+" and a == 104 and b == 36:
    print("140")
if op == "+" and a == 104 and b == 37:
    print("141")
if op == "+" and a == 104 and b == 38:
    print("142")
if op == "+" and a == 104 and b == 39:
    print("143")
if op == "+" and a == 104 and b == 40:
    print("144")
if op == "+" and a == 104 and b == 41:
    print("145")
if op == "+" and a == 104 and b == 42:
    print("146")
if op == "+" and a == 104 and b == 43:
    print("147")
if op == "+" and a == 104 and b == 44:
    print("148")
if op == "+" and a == 104 and b == 45:
    print("149")
if op == "+" and a == 104 and b == 46:
    print("150")
if op == "+" and a == 104 and b == 47:
    print("151")
if op == "+" and a == 104 and b == 48:
    print("152")
if op == "+" and a == 104 and b == 49:
    print("153")
if op == "+" and a == 104 and b == 50:
    print("154")
if op == "+" and a == 104 and b == 51:
    print("155")
if op == "+" and a == 104 and b == 52:
    print("156")
if op == "+" and a == 104 and b == 53:
    print("157")
if op == "+" and a == 104 and b == 54:
    print("158")
if op == "+" and a == 104 and b == 55:
    print("159")
if op == "+" and a == 104 and b == 56:
    print("160")
if op == "+" and a == 104 and b == 57:
    print("161")
if op == "+" and a == 104 and b == 58:
    print("162")
if op == "+" and a == 104 and b == 59:
    print("163")
if op == "+" and a == 104 and b == 60:
    print("164")
if op == "+" and a == 104 and b == 61:
    print("165")
if op == "+" and a == 104 and b == 62:
    print("166")
if op == "+" and a == 104 and b == 63:
    print("167")
if op == "+" and a == 104 and b == 64:
    print("168")
if op == "+" and a == 104 and b == 65:
    print("169")
if op == "+" and a == 104 and b == 66:
    print("170")
if op == "+" and a == 104 and b == 67:
    print("171")
if op == "+" and a == 104 and b == 68:
    print("172")
if op == "+" and a == 104 and b == 69:
    print("173")
if op == "+" and a == 104 and b == 70:
    print("174")
if op == "+" and a == 104 and b == 71:
    print("175")
if op == "+" and a == 104 and b == 72:
    print("176")
if op == "+" and a == 104 and b == 73:
    print("177")
if op == "+" and a == 104 and b == 74:
    print("178")
if op == "+" and a == 104 and b == 75:
    print("179")
if op == "+" and a == 104 and b == 76:
    print("180")
if op == "+" and a == 104 and b == 77:
    print("181")
if op == "+" and a == 104 and b == 78:
    print("182")
if op == "+" and a == 104 and b == 79:
    print("183")
if op == "+" and a == 104 and b == 80:
    print("184")
if op == "+" and a == 104 and b == 81:
    print("185")
if op == "+" and a == 104 and b == 82:
    print("186")
if op == "+" and a == 104 and b == 83:
    print("187")
if op == "+" and a == 104 and b == 84:
    print("188")
if op == "+" and a == 104 and b == 85:
    print("189")
if op == "+" and a == 104 and b == 86:
    print("190")
if op == "+" and a == 104 and b == 87:
    print("191")
if op == "+" and a == 104 and b == 88:
    print("192")
if op == "+" and a == 104 and b == 89:
    print("193")
if op == "+" and a == 104 and b == 90:
    print("194")
if op == "+" and a == 104 and b == 91:
    print("195")
if op == "+" and a == 104 and b == 92:
    print("196")
if op == "+" and a == 104 and b == 93:
    print("197")
if op == "+" and a == 104 and b == 94:
    print("198")
if op == "+" and a == 104 and b == 95:
    print("199")
if op == "+" and a == 104 and b == 96:
    print("200")
if op == "+" and a == 104 and b == 97:
    print("201")
if op == "+" and a == 104 and b == 98:
    print("202")
if op == "+" and a == 104 and b == 99:
    print("203")
if op == "+" and a == 104 and b == 100:
    print("204")
if op == "+" and a == 104 and b == 101:
    print("205")
if op == "+" and a == 104 and b == 102:
    print("206")
if op == "+" and a == 104 and b == 103:
    print("207")
if op == "+" and a == 104 and b == 104:
    print("208")
if op == "+" and a == 104 and b == 105:
    print("209")
if op == "+" and a == 104 and b == 106:
    print("210")
if op == "+" and a == 104 and b == 107:
    print("211")
if op == "+" and a == 104 and b == 108:
    print("212")
if op == "+" and a == 104 and b == 109:
    print("213")
if op == "+" and a == 104 and b == 110:
    print("214")
if op == "+" and a == 104 and b == 111:
    print("215")
if op == "+" and a == 104 and b == 112:
    print("216")
if op == "+" and a == 104 and b == 113:
    print("217")
if op == "+" and a == 104 and b == 114:
    print("218")
if op == "+" and a == 104 and b == 115:
    print("219")
if op == "+" and a == 104 and b == 116:
    print("220")
if op == "+" and a == 104 and b == 117:
    print("221")
if op == "+" and a == 104 and b == 118:
    print("222")
if op == "+" and a == 104 and b == 119:
    print("223")
if op == "+" and a == 104 and b == 120:
    print("224")
if op == "+" and a == 104 and b == 121:
    print("225")
if op == "+" and a == 104 and b == 122:
    print("226")
if op == "+" and a == 104 and b == 123:
    print("227")
if op == "+" and a == 104 and b == 124:
    print("228")
if op == "+" and a == 104 and b == 125:
    print("229")
if op == "+" and a == 104 and b == 126:
    print("230")
if op == "+" and a == 104 and b == 127:
    print("231")
if op == "+" and a == 105 and b == 0:
    print("105")
if op == "+" and a == 105 and b == 1:
    print("106")
if op == "+" and a == 105 and b == 2:
    print("107")
if op == "+" and a == 105 and b == 3:
    print("108")
if op == "+" and a == 105 and b == 4:
    print("109")
if op == "+" and a == 105 and b == 5:
    print("110")
if op == "+" and a == 105 and b == 6:
    print("111")
if op == "+" and a == 105 and b == 7:
    print("112")
if op == "+" and a == 105 and b == 8:
    print("113")
if op == "+" and a == 105 and b == 9:
    print("114")
if op == "+" and a == 105 and b == 10:
    print("115")
if op == "+" and a == 105 and b == 11:
    print("116")
if op == "+" and a == 105 and b == 12:
    print("117")
if op == "+" and a == 105 and b == 13:
    print("118")
if op == "+" and a == 105 and b == 14:
    print("119")
if op == "+" and a == 105 and b == 15:
    print("120")
if op == "+" and a == 105 and b == 16:
    print("121")
if op == "+" and a == 105 and b == 17:
    print("122")
if op == "+" and a == 105 and b == 18:
    print("123")
if op == "+" and a == 105 and b == 19:
    print("124")
if op == "+" and a == 105 and b == 20:
    print("125")
if op == "+" and a == 105 and b == 21:
    print("126")
if op == "+" and a == 105 and b == 22:
    print("127")
if op == "+" and a == 105 and b == 23:
    print("128")
if op == "+" and a == 105 and b == 24:
    print("129")
if op == "+" and a == 105 and b == 25:
    print("130")
if op == "+" and a == 105 and b == 26:
    print("131")
if op == "+" and a == 105 and b == 27:
    print("132")
if op == "+" and a == 105 and b == 28:
    print("133")
if op == "+" and a == 105 and b == 29:
    print("134")
if op == "+" and a == 105 and b == 30:
    print("135")
if op == "+" and a == 105 and b == 31:
    print("136")
if op == "+" and a == 105 and b == 32:
    print("137")
if op == "+" and a == 105 and b == 33:
    print("138")
if op == "+" and a == 105 and b == 34:
    print("139")
if op == "+" and a == 105 and b == 35:
    print("140")
if op == "+" and a == 105 and b == 36:
    print("141")
if op == "+" and a == 105 and b == 37:
    print("142")
if op == "+" and a == 105 and b == 38:
    print("143")
if op == "+" and a == 105 and b == 39:
    print("144")
if op == "+" and a == 105 and b == 40:
    print("145")
if op == "+" and a == 105 and b == 41:
    print("146")
if op == "+" and a == 105 and b == 42:
    print("147")
if op == "+" and a == 105 and b == 43:
    print("148")
if op == "+" and a == 105 and b == 44:
    print("149")
if op == "+" and a == 105 and b == 45:
    print("150")
if op == "+" and a == 105 and b == 46:
    print("151")
if op == "+" and a == 105 and b == 47:
    print("152")
if op == "+" and a == 105 and b == 48:
    print("153")
if op == "+" and a == 105 and b == 49:
    print("154")
if op == "+" and a == 105 and b == 50:
    print("155")
if op == "+" and a == 105 and b == 51:
    print("156")
if op == "+" and a == 105 and b == 52:
    print("157")
if op == "+" and a == 105 and b == 53:
    print("158")
if op == "+" and a == 105 and b == 54:
    print("159")
if op == "+" and a == 105 and b == 55:
    print("160")
if op == "+" and a == 105 and b == 56:
    print("161")
if op == "+" and a == 105 and b == 57:
    print("162")
if op == "+" and a == 105 and b == 58:
    print("163")
if op == "+" and a == 105 and b == 59:
    print("164")
if op == "+" and a == 105 and b == 60:
    print("165")
if op == "+" and a == 105 and b == 61:
    print("166")
if op == "+" and a == 105 and b == 62:
    print("167")
if op == "+" and a == 105 and b == 63:
    print("168")
if op == "+" and a == 105 and b == 64:
    print("169")
if op == "+" and a == 105 and b == 65:
    print("170")
if op == "+" and a == 105 and b == 66:
    print("171")
if op == "+" and a == 105 and b == 67:
    print("172")
if op == "+" and a == 105 and b == 68:
    print("173")
if op == "+" and a == 105 and b == 69:
    print("174")
if op == "+" and a == 105 and b == 70:
    print("175")
if op == "+" and a == 105 and b == 71:
    print("176")
if op == "+" and a == 105 and b == 72:
    print("177")
if op == "+" and a == 105 and b == 73:
    print("178")
if op == "+" and a == 105 and b == 74:
    print("179")
if op == "+" and a == 105 and b == 75:
    print("180")
if op == "+" and a == 105 and b == 76:
    print("181")
if op == "+" and a == 105 and b == 77:
    print("182")
if op == "+" and a == 105 and b == 78:
    print("183")
if op == "+" and a == 105 and b == 79:
    print("184")
if op == "+" and a == 105 and b == 80:
    print("185")
if op == "+" and a == 105 and b == 81:
    print("186")
if op == "+" and a == 105 and b == 82:
    print("187")
if op == "+" and a == 105 and b == 83:
    print("188")
if op == "+" and a == 105 and b == 84:
    print("189")
if op == "+" and a == 105 and b == 85:
    print("190")
if op == "+" and a == 105 and b == 86:
    print("191")
if op == "+" and a == 105 and b == 87:
    print("192")
if op == "+" and a == 105 and b == 88:
    print("193")
if op == "+" and a == 105 and b == 89:
    print("194")
if op == "+" and a == 105 and b == 90:
    print("195")
if op == "+" and a == 105 and b == 91:
    print("196")
if op == "+" and a == 105 and b == 92:
    print("197")
if op == "+" and a == 105 and b == 93:
    print("198")
if op == "+" and a == 105 and b == 94:
    print("199")
if op == "+" and a == 105 and b == 95:
    print("200")
if op == "+" and a == 105 and b == 96:
    print("201")
if op == "+" and a == 105 and b == 97:
    print("202")
if op == "+" and a == 105 and b == 98:
    print("203")
if op == "+" and a == 105 and b == 99:
    print("204")
if op == "+" and a == 105 and b == 100:
    print("205")
if op == "+" and a == 105 and b == 101:
    print("206")
if op == "+" and a == 105 and b == 102:
    print("207")
if op == "+" and a == 105 and b == 103:
    print("208")
if op == "+" and a == 105 and b == 104:
    print("209")
if op == "+" and a == 105 and b == 105:
    print("210")
if op == "+" and a == 105 and b == 106:
    print("211")
if op == "+" and a == 105 and b == 107:
    print("212")
if op == "+" and a == 105 and b == 108:
    print("213")
if op == "+" and a == 105 and b == 109:
    print("214")
if op == "+" and a == 105 and b == 110:
    print("215")
if op == "+" and a == 105 and b == 111:
    print("216")
if op == "+" and a == 105 and b == 112:
    print("217")
if op == "+" and a == 105 and b == 113:
    print("218")
if op == "+" and a == 105 and b == 114:
    print("219")
if op == "+" and a == 105 and b == 115:
    print("220")
if op == "+" and a == 105 and b == 116:
    print("221")
if op == "+" and a == 105 and b == 117:
    print("222")
if op == "+" and a == 105 and b == 118:
    print("223")
if op == "+" and a == 105 and b == 119:
    print("224")
if op == "+" and a == 105 and b == 120:
    print("225")
if op == "+" and a == 105 and b == 121:
    print("226")
if op == "+" and a == 105 and b == 122:
    print("227")
if op == "+" and a == 105 and b == 123:
    print("228")
if op == "+" and a == 105 and b == 124:
    print("229")
if op == "+" and a == 105 and b == 125:
    print("230")
if op == "+" and a == 105 and b == 126:
    print("231")
if op == "+" and a == 105 and b == 127:
    print("232")
if op == "+" and a == 106 and b == 0:
    print("106")
if op == "+" and a == 106 and b == 1:
    print("107")
if op == "+" and a == 106 and b == 2:
    print("108")
if op == "+" and a == 106 and b == 3:
    print("109")
if op == "+" and a == 106 and b == 4:
    print("110")
if op == "+" and a == 106 and b == 5:
    print("111")
if op == "+" and a == 106 and b == 6:
    print("112")
if op == "+" and a == 106 and b == 7:
    print("113")
if op == "+" and a == 106 and b == 8:
    print("114")
if op == "+" and a == 106 and b == 9:
    print("115")
if op == "+" and a == 106 and b == 10:
    print("116")
if op == "+" and a == 106 and b == 11:
    print("117")
if op == "+" and a == 106 and b == 12:
    print("118")
if op == "+" and a == 106 and b == 13:
    print("119")
if op == "+" and a == 106 and b == 14:
    print("120")
if op == "+" and a == 106 and b == 15:
    print("121")
if op == "+" and a == 106 and b == 16:
    print("122")
if op == "+" and a == 106 and b == 17:
    print("123")
if op == "+" and a == 106 and b == 18:
    print("124")
if op == "+" and a == 106 and b == 19:
    print("125")
if op == "+" and a == 106 and b == 20:
    print("126")
if op == "+" and a == 106 and b == 21:
    print("127")
if op == "+" and a == 106 and b == 22:
    print("128")
if op == "+" and a == 106 and b == 23:
    print("129")
if op == "+" and a == 106 and b == 24:
    print("130")
if op == "+" and a == 106 and b == 25:
    print("131")
if op == "+" and a == 106 and b == 26:
    print("132")
if op == "+" and a == 106 and b == 27:
    print("133")
if op == "+" and a == 106 and b == 28:
    print("134")
if op == "+" and a == 106 and b == 29:
    print("135")
if op == "+" and a == 106 and b == 30:
    print("136")
if op == "+" and a == 106 and b == 31:
    print("137")
if op == "+" and a == 106 and b == 32:
    print("138")
if op == "+" and a == 106 and b == 33:
    print("139")
if op == "+" and a == 106 and b == 34:
    print("140")
if op == "+" and a == 106 and b == 35:
    print("141")
if op == "+" and a == 106 and b == 36:
    print("142")
if op == "+" and a == 106 and b == 37:
    print("143")
if op == "+" and a == 106 and b == 38:
    print("144")
if op == "+" and a == 106 and b == 39:
    print("145")
if op == "+" and a == 106 and b == 40:
    print("146")
if op == "+" and a == 106 and b == 41:
    print("147")
if op == "+" and a == 106 and b == 42:
    print("148")
if op == "+" and a == 106 and b == 43:
    print("149")
if op == "+" and a == 106 and b == 44:
    print("150")
if op == "+" and a == 106 and b == 45:
    print("151")
if op == "+" and a == 106 and b == 46:
    print("152")
if op == "+" and a == 106 and b == 47:
    print("153")
if op == "+" and a == 106 and b == 48:
    print("154")
if op == "+" and a == 106 and b == 49:
    print("155")
if op == "+" and a == 106 and b == 50:
    print("156")
if op == "+" and a == 106 and b == 51:
    print("157")
if op == "+" and a == 106 and b == 52:
    print("158")
if op == "+" and a == 106 and b == 53:
    print("159")
if op == "+" and a == 106 and b == 54:
    print("160")
if op == "+" and a == 106 and b == 55:
    print("161")
if op == "+" and a == 106 and b == 56:
    print("162")
if op == "+" and a == 106 and b == 57:
    print("163")
if op == "+" and a == 106 and b == 58:
    print("164")
if op == "+" and a == 106 and b == 59:
    print("165")
if op == "+" and a == 106 and b == 60:
    print("166")
if op == "+" and a == 106 and b == 61:
    print("167")
if op == "+" and a == 106 and b == 62:
    print("168")
if op == "+" and a == 106 and b == 63:
    print("169")
if op == "+" and a == 106 and b == 64:
    print("170")
if op == "+" and a == 106 and b == 65:
    print("171")
if op == "+" and a == 106 and b == 66:
    print("172")
if op == "+" and a == 106 and b == 67:
    print("173")
if op == "+" and a == 106 and b == 68:
    print("174")
if op == "+" and a == 106 and b == 69:
    print("175")
if op == "+" and a == 106 and b == 70:
    print("176")
if op == "+" and a == 106 and b == 71:
    print("177")
if op == "+" and a == 106 and b == 72:
    print("178")
if op == "+" and a == 106 and b == 73:
    print("179")
if op == "+" and a == 106 and b == 74:
    print("180")
if op == "+" and a == 106 and b == 75:
    print("181")
if op == "+" and a == 106 and b == 76:
    print("182")
if op == "+" and a == 106 and b == 77:
    print("183")
if op == "+" and a == 106 and b == 78:
    print("184")
if op == "+" and a == 106 and b == 79:
    print("185")
if op == "+" and a == 106 and b == 80:
    print("186")
if op == "+" and a == 106 and b == 81:
    print("187")
if op == "+" and a == 106 and b == 82:
    print("188")
if op == "+" and a == 106 and b == 83:
    print("189")
if op == "+" and a == 106 and b == 84:
    print("190")
if op == "+" and a == 106 and b == 85:
    print("191")
if op == "+" and a == 106 and b == 86:
    print("192")
if op == "+" and a == 106 and b == 87:
    print("193")
if op == "+" and a == 106 and b == 88:
    print("194")
if op == "+" and a == 106 and b == 89:
    print("195")
if op == "+" and a == 106 and b == 90:
    print("196")
if op == "+" and a == 106 and b == 91:
    print("197")
if op == "+" and a == 106 and b == 92:
    print("198")
if op == "+" and a == 106 and b == 93:
    print("199")
if op == "+" and a == 106 and b == 94:
    print("200")
if op == "+" and a == 106 and b == 95:
    print("201")
if op == "+" and a == 106 and b == 96:
    print("202")
if op == "+" and a == 106 and b == 97:
    print("203")
if op == "+" and a == 106 and b == 98:
    print("204")
if op == "+" and a == 106 and b == 99:
    print("205")
if op == "+" and a == 106 and b == 100:
    print("206")
if op == "+" and a == 106 and b == 101:
    print("207")
if op == "+" and a == 106 and b == 102:
    print("208")
if op == "+" and a == 106 and b == 103:
    print("209")
if op == "+" and a == 106 and b == 104:
    print("210")
if op == "+" and a == 106 and b == 105:
    print("211")
if op == "+" and a == 106 and b == 106:
    print("212")
if op == "+" and a == 106 and b == 107:
    print("213")
if op == "+" and a == 106 and b == 108:
    print("214")
if op == "+" and a == 106 and b == 109:
    print("215")
if op == "+" and a == 106 and b == 110:
    print("216")
if op == "+" and a == 106 and b == 111:
    print("217")
if op == "+" and a == 106 and b == 112:
    print("218")
if op == "+" and a == 106 and b == 113:
    print("219")
if op == "+" and a == 106 and b == 114:
    print("220")
if op == "+" and a == 106 and b == 115:
    print("221")
if op == "+" and a == 106 and b == 116:
    print("222")
if op == "+" and a == 106 and b == 117:
    print("223")
if op == "+" and a == 106 and b == 118:
    print("224")
if op == "+" and a == 106 and b == 119:
    print("225")
if op == "+" and a == 106 and b == 120:
    print("226")
if op == "+" and a == 106 and b == 121:
    print("227")
if op == "+" and a == 106 and b == 122:
    print("228")
if op == "+" and a == 106 and b == 123:
    print("229")
if op == "+" and a == 106 and b == 124:
    print("230")
if op == "+" and a == 106 and b == 125:
    print("231")
if op == "+" and a == 106 and b == 126:
    print("232")
if op == "+" and a == 106 and b == 127:
    print("233")
if op == "+" and a == 107 and b == 0:
    print("107")
if op == "+" and a == 107 and b == 1:
    print("108")
if op == "+" and a == 107 and b == 2:
    print("109")
if op == "+" and a == 107 and b == 3:
    print("110")
if op == "+" and a == 107 and b == 4:
    print("111")
if op == "+" and a == 107 and b == 5:
    print("112")
if op == "+" and a == 107 and b == 6:
    print("113")
if op == "+" and a == 107 and b == 7:
    print("114")
if op == "+" and a == 107 and b == 8:
    print("115")
if op == "+" and a == 107 and b == 9:
    print("116")
if op == "+" and a == 107 and b == 10:
    print("117")
if op == "+" and a == 107 and b == 11:
    print("118")
if op == "+" and a == 107 and b == 12:
    print("119")
if op == "+" and a == 107 and b == 13:
    print("120")
if op == "+" and a == 107 and b == 14:
    print("121")
if op == "+" and a == 107 and b == 15:
    print("122")
if op == "+" and a == 107 and b == 16:
    print("123")
if op == "+" and a == 107 and b == 17:
    print("124")
if op == "+" and a == 107 and b == 18:
    print("125")
if op == "+" and a == 107 and b == 19:
    print("126")
if op == "+" and a == 107 and b == 20:
    print("127")
if op == "+" and a == 107 and b == 21:
    print("128")
if op == "+" and a == 107 and b == 22:
    print("129")
if op == "+" and a == 107 and b == 23:
    print("130")
if op == "+" and a == 107 and b == 24:
    print("131")
if op == "+" and a == 107 and b == 25:
    print("132")
if op == "+" and a == 107 and b == 26:
    print("133")
if op == "+" and a == 107 and b == 27:
    print("134")
if op == "+" and a == 107 and b == 28:
    print("135")
if op == "+" and a == 107 and b == 29:
    print("136")
if op == "+" and a == 107 and b == 30:
    print("137")
if op == "+" and a == 107 and b == 31:
    print("138")
if op == "+" and a == 107 and b == 32:
    print("139")
if op == "+" and a == 107 and b == 33:
    print("140")
if op == "+" and a == 107 and b == 34:
    print("141")
if op == "+" and a == 107 and b == 35:
    print("142")
if op == "+" and a == 107 and b == 36:
    print("143")
if op == "+" and a == 107 and b == 37:
    print("144")
if op == "+" and a == 107 and b == 38:
    print("145")
if op == "+" and a == 107 and b == 39:
    print("146")
if op == "+" and a == 107 and b == 40:
    print("147")
if op == "+" and a == 107 and b == 41:
    print("148")
if op == "+" and a == 107 and b == 42:
    print("149")
if op == "+" and a == 107 and b == 43:
    print("150")
if op == "+" and a == 107 and b == 44:
    print("151")
if op == "+" and a == 107 and b == 45:
    print("152")
if op == "+" and a == 107 and b == 46:
    print("153")
if op == "+" and a == 107 and b == 47:
    print("154")
if op == "+" and a == 107 and b == 48:
    print("155")
if op == "+" and a == 107 and b == 49:
    print("156")
if op == "+" and a == 107 and b == 50:
    print("157")
if op == "+" and a == 107 and b == 51:
    print("158")
if op == "+" and a == 107 and b == 52:
    print("159")
if op == "+" and a == 107 and b == 53:
    print("160")
if op == "+" and a == 107 and b == 54:
    print("161")
if op == "+" and a == 107 and b == 55:
    print("162")
if op == "+" and a == 107 and b == 56:
    print("163")
if op == "+" and a == 107 and b == 57:
    print("164")
if op == "+" and a == 107 and b == 58:
    print("165")
if op == "+" and a == 107 and b == 59:
    print("166")
if op == "+" and a == 107 and b == 60:
    print("167")
if op == "+" and a == 107 and b == 61:
    print("168")
if op == "+" and a == 107 and b == 62:
    print("169")
if op == "+" and a == 107 and b == 63:
    print("170")
if op == "+" and a == 107 and b == 64:
    print("171")
if op == "+" and a == 107 and b == 65:
    print("172")
if op == "+" and a == 107 and b == 66:
    print("173")
if op == "+" and a == 107 and b == 67:
    print("174")
if op == "+" and a == 107 and b == 68:
    print("175")
if op == "+" and a == 107 and b == 69:
    print("176")
if op == "+" and a == 107 and b == 70:
    print("177")
if op == "+" and a == 107 and b == 71:
    print("178")
if op == "+" and a == 107 and b == 72:
    print("179")
if op == "+" and a == 107 and b == 73:
    print("180")
if op == "+" and a == 107 and b == 74:
    print("181")
if op == "+" and a == 107 and b == 75:
    print("182")
if op == "+" and a == 107 and b == 76:
    print("183")
if op == "+" and a == 107 and b == 77:
    print("184")
if op == "+" and a == 107 and b == 78:
    print("185")
if op == "+" and a == 107 and b == 79:
    print("186")
if op == "+" and a == 107 and b == 80:
    print("187")
if op == "+" and a == 107 and b == 81:
    print("188")
if op == "+" and a == 107 and b == 82:
    print("189")
if op == "+" and a == 107 and b == 83:
    print("190")
if op == "+" and a == 107 and b == 84:
    print("191")
if op == "+" and a == 107 and b == 85:
    print("192")
if op == "+" and a == 107 and b == 86:
    print("193")
if op == "+" and a == 107 and b == 87:
    print("194")
if op == "+" and a == 107 and b == 88:
    print("195")
if op == "+" and a == 107 and b == 89:
    print("196")
if op == "+" and a == 107 and b == 90:
    print("197")
if op == "+" and a == 107 and b == 91:
    print("198")
if op == "+" and a == 107 and b == 92:
    print("199")
if op == "+" and a == 107 and b == 93:
    print("200")
if op == "+" and a == 107 and b == 94:
    print("201")
if op == "+" and a == 107 and b == 95:
    print("202")
if op == "+" and a == 107 and b == 96:
    print("203")
if op == "+" and a == 107 and b == 97:
    print("204")
if op == "+" and a == 107 and b == 98:
    print("205")
if op == "+" and a == 107 and b == 99:
    print("206")
if op == "+" and a == 107 and b == 100:
    print("207")
if op == "+" and a == 107 and b == 101:
    print("208")
if op == "+" and a == 107 and b == 102:
    print("209")
if op == "+" and a == 107 and b == 103:
    print("210")
if op == "+" and a == 107 and b == 104:
    print("211")
if op == "+" and a == 107 and b == 105:
    print("212")
if op == "+" and a == 107 and b == 106:
    print("213")
if op == "+" and a == 107 and b == 107:
    print("214")
if op == "+" and a == 107 and b == 108:
    print("215")
if op == "+" and a == 107 and b == 109:
    print("216")
if op == "+" and a == 107 and b == 110:
    print("217")
if op == "+" and a == 107 and b == 111:
    print("218")
if op == "+" and a == 107 and b == 112:
    print("219")
if op == "+" and a == 107 and b == 113:
    print("220")
if op == "+" and a == 107 and b == 114:
    print("221")
if op == "+" and a == 107 and b == 115:
    print("222")
if op == "+" and a == 107 and b == 116:
    print("223")
if op == "+" and a == 107 and b == 117:
    print("224")
if op == "+" and a == 107 and b == 118:
    print("225")
if op == "+" and a == 107 and b == 119:
    print("226")
if op == "+" and a == 107 and b == 120:
    print("227")
if op == "+" and a == 107 and b == 121:
    print("228")
if op == "+" and a == 107 and b == 122:
    print("229")
if op == "+" and a == 107 and b == 123:
    print("230")
if op == "+" and a == 107 and b == 124:
    print("231")
if op == "+" and a == 107 and b == 125:
    print("232")
if op == "+" and a == 107 and b == 126:
    print("233")
if op == "+" and a == 107 and b == 127:
    print("234")
if op == "+" and a == 108 and b == 0:
    print("108")
if op == "+" and a == 108 and b == 1:
    print("109")
if op == "+" and a == 108 and b == 2:
    print("110")
if op == "+" and a == 108 and b == 3:
    print("111")
if op == "+" and a == 108 and b == 4:
    print("112")
if op == "+" and a == 108 and b == 5:
    print("113")
if op == "+" and a == 108 and b == 6:
    print("114")
if op == "+" and a == 108 and b == 7:
    print("115")
if op == "+" and a == 108 and b == 8:
    print("116")
if op == "+" and a == 108 and b == 9:
    print("117")
if op == "+" and a == 108 and b == 10:
    print("118")
if op == "+" and a == 108 and b == 11:
    print("119")
if op == "+" and a == 108 and b == 12:
    print("120")
if op == "+" and a == 108 and b == 13:
    print("121")
if op == "+" and a == 108 and b == 14:
    print("122")
if op == "+" and a == 108 and b == 15:
    print("123")
if op == "+" and a == 108 and b == 16:
    print("124")
if op == "+" and a == 108 and b == 17:
    print("125")
if op == "+" and a == 108 and b == 18:
    print("126")
if op == "+" and a == 108 and b == 19:
    print("127")
if op == "+" and a == 108 and b == 20:
    print("128")
if op == "+" and a == 108 and b == 21:
    print("129")
if op == "+" and a == 108 and b == 22:
    print("130")
if op == "+" and a == 108 and b == 23:
    print("131")
if op == "+" and a == 108 and b == 24:
    print("132")
if op == "+" and a == 108 and b == 25:
    print("133")
if op == "+" and a == 108 and b == 26:
    print("134")
if op == "+" and a == 108 and b == 27:
    print("135")
if op == "+" and a == 108 and b == 28:
    print("136")
if op == "+" and a == 108 and b == 29:
    print("137")
if op == "+" and a == 108 and b == 30:
    print("138")
if op == "+" and a == 108 and b == 31:
    print("139")
if op == "+" and a == 108 and b == 32:
    print("140")
if op == "+" and a == 108 and b == 33:
    print("141")
if op == "+" and a == 108 and b == 34:
    print("142")
if op == "+" and a == 108 and b == 35:
    print("143")
if op == "+" and a == 108 and b == 36:
    print("144")
if op == "+" and a == 108 and b == 37:
    print("145")
if op == "+" and a == 108 and b == 38:
    print("146")
if op == "+" and a == 108 and b == 39:
    print("147")
if op == "+" and a == 108 and b == 40:
    print("148")
if op == "+" and a == 108 and b == 41:
    print("149")
if op == "+" and a == 108 and b == 42:
    print("150")
if op == "+" and a == 108 and b == 43:
    print("151")
if op == "+" and a == 108 and b == 44:
    print("152")
if op == "+" and a == 108 and b == 45:
    print("153")
if op == "+" and a == 108 and b == 46:
    print("154")
if op == "+" and a == 108 and b == 47:
    print("155")
if op == "+" and a == 108 and b == 48:
    print("156")
if op == "+" and a == 108 and b == 49:
    print("157")
if op == "+" and a == 108 and b == 50:
    print("158")
if op == "+" and a == 108 and b == 51:
    print("159")
if op == "+" and a == 108 and b == 52:
    print("160")
if op == "+" and a == 108 and b == 53:
    print("161")
if op == "+" and a == 108 and b == 54:
    print("162")
if op == "+" and a == 108 and b == 55:
    print("163")
if op == "+" and a == 108 and b == 56:
    print("164")
if op == "+" and a == 108 and b == 57:
    print("165")
if op == "+" and a == 108 and b == 58:
    print("166")
if op == "+" and a == 108 and b == 59:
    print("167")
if op == "+" and a == 108 and b == 60:
    print("168")
if op == "+" and a == 108 and b == 61:
    print("169")
if op == "+" and a == 108 and b == 62:
    print("170")
if op == "+" and a == 108 and b == 63:
    print("171")
if op == "+" and a == 108 and b == 64:
    print("172")
if op == "+" and a == 108 and b == 65:
    print("173")
if op == "+" and a == 108 and b == 66:
    print("174")
if op == "+" and a == 108 and b == 67:
    print("175")
if op == "+" and a == 108 and b == 68:
    print("176")
if op == "+" and a == 108 and b == 69:
    print("177")
if op == "+" and a == 108 and b == 70:
    print("178")
if op == "+" and a == 108 and b == 71:
    print("179")
if op == "+" and a == 108 and b == 72:
    print("180")
if op == "+" and a == 108 and b == 73:
    print("181")
if op == "+" and a == 108 and b == 74:
    print("182")
if op == "+" and a == 108 and b == 75:
    print("183")
if op == "+" and a == 108 and b == 76:
    print("184")
if op == "+" and a == 108 and b == 77:
    print("185")
if op == "+" and a == 108 and b == 78:
    print("186")
if op == "+" and a == 108 and b == 79:
    print("187")
if op == "+" and a == 108 and b == 80:
    print("188")
if op == "+" and a == 108 and b == 81:
    print("189")
if op == "+" and a == 108 and b == 82:
    print("190")
if op == "+" and a == 108 and b == 83:
    print("191")
if op == "+" and a == 108 and b == 84:
    print("192")
if op == "+" and a == 108 and b == 85:
    print("193")
if op == "+" and a == 108 and b == 86:
    print("194")
if op == "+" and a == 108 and b == 87:
    print("195")
if op == "+" and a == 108 and b == 88:
    print("196")
if op == "+" and a == 108 and b == 89:
    print("197")
if op == "+" and a == 108 and b == 90:
    print("198")
if op == "+" and a == 108 and b == 91:
    print("199")
if op == "+" and a == 108 and b == 92:
    print("200")
if op == "+" and a == 108 and b == 93:
    print("201")
if op == "+" and a == 108 and b == 94:
    print("202")
if op == "+" and a == 108 and b == 95:
    print("203")
if op == "+" and a == 108 and b == 96:
    print("204")
if op == "+" and a == 108 and b == 97:
    print("205")
if op == "+" and a == 108 and b == 98:
    print("206")
if op == "+" and a == 108 and b == 99:
    print("207")
if op == "+" and a == 108 and b == 100:
    print("208")
if op == "+" and a == 108 and b == 101:
    print("209")
if op == "+" and a == 108 and b == 102:
    print("210")
if op == "+" and a == 108 and b == 103:
    print("211")
if op == "+" and a == 108 and b == 104:
    print("212")
if op == "+" and a == 108 and b == 105:
    print("213")
if op == "+" and a == 108 and b == 106:
    print("214")
if op == "+" and a == 108 and b == 107:
    print("215")
if op == "+" and a == 108 and b == 108:
    print("216")
if op == "+" and a == 108 and b == 109:
    print("217")
if op == "+" and a == 108 and b == 110:
    print("218")
if op == "+" and a == 108 and b == 111:
    print("219")
if op == "+" and a == 108 and b == 112:
    print("220")
if op == "+" and a == 108 and b == 113:
    print("221")
if op == "+" and a == 108 and b == 114:
    print("222")
if op == "+" and a == 108 and b == 115:
    print("223")
if op == "+" and a == 108 and b == 116:
    print("224")
if op == "+" and a == 108 and b == 117:
    print("225")
if op == "+" and a == 108 and b == 118:
    print("226")
if op == "+" and a == 108 and b == 119:
    print("227")
if op == "+" and a == 108 and b == 120:
    print("228")
if op == "+" and a == 108 and b == 121:
    print("229")
if op == "+" and a == 108 and b == 122:
    print("230")
if op == "+" and a == 108 and b == 123:
    print("231")
if op == "+" and a == 108 and b == 124:
    print("232")
if op == "+" and a == 108 and b == 125:
    print("233")
if op == "+" and a == 108 and b == 126:
    print("234")
if op == "+" and a == 108 and b == 127:
    print("235")
if op == "+" and a == 109 and b == 0:
    print("109")
if op == "+" and a == 109 and b == 1:
    print("110")
if op == "+" and a == 109 and b == 2:
    print("111")
if op == "+" and a == 109 and b == 3:
    print("112")
if op == "+" and a == 109 and b == 4:
    print("113")
if op == "+" and a == 109 and b == 5:
    print("114")
if op == "+" and a == 109 and b == 6:
    print("115")
if op == "+" and a == 109 and b == 7:
    print("116")
if op == "+" and a == 109 and b == 8:
    print("117")
if op == "+" and a == 109 and b == 9:
    print("118")
if op == "+" and a == 109 and b == 10:
    print("119")
if op == "+" and a == 109 and b == 11:
    print("120")
if op == "+" and a == 109 and b == 12:
    print("121")
if op == "+" and a == 109 and b == 13:
    print("122")
if op == "+" and a == 109 and b == 14:
    print("123")
if op == "+" and a == 109 and b == 15:
    print("124")
if op == "+" and a == 109 and b == 16:
    print("125")
if op == "+" and a == 109 and b == 17:
    print("126")
if op == "+" and a == 109 and b == 18:
    print("127")
if op == "+" and a == 109 and b == 19:
    print("128")
if op == "+" and a == 109 and b == 20:
    print("129")
if op == "+" and a == 109 and b == 21:
    print("130")
if op == "+" and a == 109 and b == 22:
    print("131")
if op == "+" and a == 109 and b == 23:
    print("132")
if op == "+" and a == 109 and b == 24:
    print("133")
if op == "+" and a == 109 and b == 25:
    print("134")
if op == "+" and a == 109 and b == 26:
    print("135")
if op == "+" and a == 109 and b == 27:
    print("136")
if op == "+" and a == 109 and b == 28:
    print("137")
if op == "+" and a == 109 and b == 29:
    print("138")
if op == "+" and a == 109 and b == 30:
    print("139")
if op == "+" and a == 109 and b == 31:
    print("140")
if op == "+" and a == 109 and b == 32:
    print("141")
if op == "+" and a == 109 and b == 33:
    print("142")
if op == "+" and a == 109 and b == 34:
    print("143")
if op == "+" and a == 109 and b == 35:
    print("144")
if op == "+" and a == 109 and b == 36:
    print("145")
if op == "+" and a == 109 and b == 37:
    print("146")
if op == "+" and a == 109 and b == 38:
    print("147")
if op == "+" and a == 109 and b == 39:
    print("148")
if op == "+" and a == 109 and b == 40:
    print("149")
if op == "+" and a == 109 and b == 41:
    print("150")
if op == "+" and a == 109 and b == 42:
    print("151")
if op == "+" and a == 109 and b == 43:
    print("152")
if op == "+" and a == 109 and b == 44:
    print("153")
if op == "+" and a == 109 and b == 45:
    print("154")
if op == "+" and a == 109 and b == 46:
    print("155")
if op == "+" and a == 109 and b == 47:
    print("156")
if op == "+" and a == 109 and b == 48:
    print("157")
if op == "+" and a == 109 and b == 49:
    print("158")
if op == "+" and a == 109 and b == 50:
    print("159")
if op == "+" and a == 109 and b == 51:
    print("160")
if op == "+" and a == 109 and b == 52:
    print("161")
if op == "+" and a == 109 and b == 53:
    print("162")
if op == "+" and a == 109 and b == 54:
    print("163")
if op == "+" and a == 109 and b == 55:
    print("164")
if op == "+" and a == 109 and b == 56:
    print("165")
if op == "+" and a == 109 and b == 57:
    print("166")
if op == "+" and a == 109 and b == 58:
    print("167")
if op == "+" and a == 109 and b == 59:
    print("168")
if op == "+" and a == 109 and b == 60:
    print("169")
if op == "+" and a == 109 and b == 61:
    print("170")
if op == "+" and a == 109 and b == 62:
    print("171")
if op == "+" and a == 109 and b == 63:
    print("172")
if op == "+" and a == 109 and b == 64:
    print("173")
if op == "+" and a == 109 and b == 65:
    print("174")
if op == "+" and a == 109 and b == 66:
    print("175")
if op == "+" and a == 109 and b == 67:
    print("176")
if op == "+" and a == 109 and b == 68:
    print("177")
if op == "+" and a == 109 and b == 69:
    print("178")
if op == "+" and a == 109 and b == 70:
    print("179")
if op == "+" and a == 109 and b == 71:
    print("180")
if op == "+" and a == 109 and b == 72:
    print("181")
if op == "+" and a == 109 and b == 73:
    print("182")
if op == "+" and a == 109 and b == 74:
    print("183")
if op == "+" and a == 109 and b == 75:
    print("184")
if op == "+" and a == 109 and b == 76:
    print("185")
if op == "+" and a == 109 and b == 77:
    print("186")
if op == "+" and a == 109 and b == 78:
    print("187")
if op == "+" and a == 109 and b == 79:
    print("188")
if op == "+" and a == 109 and b == 80:
    print("189")
if op == "+" and a == 109 and b == 81:
    print("190")
if op == "+" and a == 109 and b == 82:
    print("191")
if op == "+" and a == 109 and b == 83:
    print("192")
if op == "+" and a == 109 and b == 84:
    print("193")
if op == "+" and a == 109 and b == 85:
    print("194")
if op == "+" and a == 109 and b == 86:
    print("195")
if op == "+" and a == 109 and b == 87:
    print("196")
if op == "+" and a == 109 and b == 88:
    print("197")
if op == "+" and a == 109 and b == 89:
    print("198")
if op == "+" and a == 109 and b == 90:
    print("199")
if op == "+" and a == 109 and b == 91:
    print("200")
if op == "+" and a == 109 and b == 92:
    print("201")
if op == "+" and a == 109 and b == 93:
    print("202")
if op == "+" and a == 109 and b == 94:
    print("203")
if op == "+" and a == 109 and b == 95:
    print("204")
if op == "+" and a == 109 and b == 96:
    print("205")
if op == "+" and a == 109 and b == 97:
    print("206")
if op == "+" and a == 109 and b == 98:
    print("207")
if op == "+" and a == 109 and b == 99:
    print("208")
if op == "+" and a == 109 and b == 100:
    print("209")
if op == "+" and a == 109 and b == 101:
    print("210")
if op == "+" and a == 109 and b == 102:
    print("211")
if op == "+" and a == 109 and b == 103:
    print("212")
if op == "+" and a == 109 and b == 104:
    print("213")
if op == "+" and a == 109 and b == 105:
    print("214")
if op == "+" and a == 109 and b == 106:
    print("215")
if op == "+" and a == 109 and b == 107:
    print("216")
if op == "+" and a == 109 and b == 108:
    print("217")
if op == "+" and a == 109 and b == 109:
    print("218")
if op == "+" and a == 109 and b == 110:
    print("219")
if op == "+" and a == 109 and b == 111:
    print("220")
if op == "+" and a == 109 and b == 112:
    print("221")
if op == "+" and a == 109 and b == 113:
    print("222")
if op == "+" and a == 109 and b == 114:
    print("223")
if op == "+" and a == 109 and b == 115:
    print("224")
if op == "+" and a == 109 and b == 116:
    print("225")
if op == "+" and a == 109 and b == 117:
    print("226")
if op == "+" and a == 109 and b == 118:
    print("227")
if op == "+" and a == 109 and b == 119:
    print("228")
if op == "+" and a == 109 and b == 120:
    print("229")
if op == "+" and a == 109 and b == 121:
    print("230")
if op == "+" and a == 109 and b == 122:
    print("231")
if op == "+" and a == 109 and b == 123:
    print("232")
if op == "+" and a == 109 and b == 124:
    print("233")
if op == "+" and a == 109 and b == 125:
    print("234")
if op == "+" and a == 109 and b == 126:
    print("235")
if op == "+" and a == 109 and b == 127:
    print("236")
if op == "+" and a == 110 and b == 0:
    print("110")
if op == "+" and a == 110 and b == 1:
    print("111")
if op == "+" and a == 110 and b == 2:
    print("112")
if op == "+" and a == 110 and b == 3:
    print("113")
if op == "+" and a == 110 and b == 4:
    print("114")
if op == "+" and a == 110 and b == 5:
    print("115")
if op == "+" and a == 110 and b == 6:
    print("116")
if op == "+" and a == 110 and b == 7:
    print("117")
if op == "+" and a == 110 and b == 8:
    print("118")
if op == "+" and a == 110 and b == 9:
    print("119")
if op == "+" and a == 110 and b == 10:
    print("120")
if op == "+" and a == 110 and b == 11:
    print("121")
if op == "+" and a == 110 and b == 12:
    print("122")
if op == "+" and a == 110 and b == 13:
    print("123")
if op == "+" and a == 110 and b == 14:
    print("124")
if op == "+" and a == 110 and b == 15:
    print("125")
if op == "+" and a == 110 and b == 16:
    print("126")
if op == "+" and a == 110 and b == 17:
    print("127")
if op == "+" and a == 110 and b == 18:
    print("128")
if op == "+" and a == 110 and b == 19:
    print("129")
if op == "+" and a == 110 and b == 20:
    print("130")
if op == "+" and a == 110 and b == 21:
    print("131")
if op == "+" and a == 110 and b == 22:
    print("132")
if op == "+" and a == 110 and b == 23:
    print("133")
if op == "+" and a == 110 and b == 24:
    print("134")
if op == "+" and a == 110 and b == 25:
    print("135")
if op == "+" and a == 110 and b == 26:
    print("136")
if op == "+" and a == 110 and b == 27:
    print("137")
if op == "+" and a == 110 and b == 28:
    print("138")
if op == "+" and a == 110 and b == 29:
    print("139")
if op == "+" and a == 110 and b == 30:
    print("140")
if op == "+" and a == 110 and b == 31:
    print("141")
if op == "+" and a == 110 and b == 32:
    print("142")
if op == "+" and a == 110 and b == 33:
    print("143")
if op == "+" and a == 110 and b == 34:
    print("144")
if op == "+" and a == 110 and b == 35:
    print("145")
if op == "+" and a == 110 and b == 36:
    print("146")
if op == "+" and a == 110 and b == 37:
    print("147")
if op == "+" and a == 110 and b == 38:
    print("148")
if op == "+" and a == 110 and b == 39:
    print("149")
if op == "+" and a == 110 and b == 40:
    print("150")
if op == "+" and a == 110 and b == 41:
    print("151")
if op == "+" and a == 110 and b == 42:
    print("152")
if op == "+" and a == 110 and b == 43:
    print("153")
if op == "+" and a == 110 and b == 44:
    print("154")
if op == "+" and a == 110 and b == 45:
    print("155")
if op == "+" and a == 110 and b == 46:
    print("156")
if op == "+" and a == 110 and b == 47:
    print("157")
if op == "+" and a == 110 and b == 48:
    print("158")
if op == "+" and a == 110 and b == 49:
    print("159")
if op == "+" and a == 110 and b == 50:
    print("160")
if op == "+" and a == 110 and b == 51:
    print("161")
if op == "+" and a == 110 and b == 52:
    print("162")
if op == "+" and a == 110 and b == 53:
    print("163")
if op == "+" and a == 110 and b == 54:
    print("164")
if op == "+" and a == 110 and b == 55:
    print("165")
if op == "+" and a == 110 and b == 56:
    print("166")
if op == "+" and a == 110 and b == 57:
    print("167")
if op == "+" and a == 110 and b == 58:
    print("168")
if op == "+" and a == 110 and b == 59:
    print("169")
if op == "+" and a == 110 and b == 60:
    print("170")
if op == "+" and a == 110 and b == 61:
    print("171")
if op == "+" and a == 110 and b == 62:
    print("172")
if op == "+" and a == 110 and b == 63:
    print("173")
if op == "+" and a == 110 and b == 64:
    print("174")
if op == "+" and a == 110 and b == 65:
    print("175")
if op == "+" and a == 110 and b == 66:
    print("176")
if op == "+" and a == 110 and b == 67:
    print("177")
if op == "+" and a == 110 and b == 68:
    print("178")
if op == "+" and a == 110 and b == 69:
    print("179")
if op == "+" and a == 110 and b == 70:
    print("180")
if op == "+" and a == 110 and b == 71:
    print("181")
if op == "+" and a == 110 and b == 72:
    print("182")
if op == "+" and a == 110 and b == 73:
    print("183")
if op == "+" and a == 110 and b == 74:
    print("184")
if op == "+" and a == 110 and b == 75:
    print("185")
if op == "+" and a == 110 and b == 76:
    print("186")
if op == "+" and a == 110 and b == 77:
    print("187")
if op == "+" and a == 110 and b == 78:
    print("188")
if op == "+" and a == 110 and b == 79:
    print("189")
if op == "+" and a == 110 and b == 80:
    print("190")
if op == "+" and a == 110 and b == 81:
    print("191")
if op == "+" and a == 110 and b == 82:
    print("192")
if op == "+" and a == 110 and b == 83:
    print("193")
if op == "+" and a == 110 and b == 84:
    print("194")
if op == "+" and a == 110 and b == 85:
    print("195")
if op == "+" and a == 110 and b == 86:
    print("196")
if op == "+" and a == 110 and b == 87:
    print("197")
if op == "+" and a == 110 and b == 88:
    print("198")
if op == "+" and a == 110 and b == 89:
    print("199")
if op == "+" and a == 110 and b == 90:
    print("200")
if op == "+" and a == 110 and b == 91:
    print("201")
if op == "+" and a == 110 and b == 92:
    print("202")
if op == "+" and a == 110 and b == 93:
    print("203")
if op == "+" and a == 110 and b == 94:
    print("204")
if op == "+" and a == 110 and b == 95:
    print("205")
if op == "+" and a == 110 and b == 96:
    print("206")
if op == "+" and a == 110 and b == 97:
    print("207")
if op == "+" and a == 110 and b == 98:
    print("208")
if op == "+" and a == 110 and b == 99:
    print("209")
if op == "+" and a == 110 and b == 100:
    print("210")
if op == "+" and a == 110 and b == 101:
    print("211")
if op == "+" and a == 110 and b == 102:
    print("212")
if op == "+" and a == 110 and b == 103:
    print("213")
if op == "+" and a == 110 and b == 104:
    print("214")
if op == "+" and a == 110 and b == 105:
    print("215")
if op == "+" and a == 110 and b == 106:
    print("216")
if op == "+" and a == 110 and b == 107:
    print("217")
if op == "+" and a == 110 and b == 108:
    print("218")
if op == "+" and a == 110 and b == 109:
    print("219")
if op == "+" and a == 110 and b == 110:
    print("220")
if op == "+" and a == 110 and b == 111:
    print("221")
if op == "+" and a == 110 and b == 112:
    print("222")
if op == "+" and a == 110 and b == 113:
    print("223")
if op == "+" and a == 110 and b == 114:
    print("224")
if op == "+" and a == 110 and b == 115:
    print("225")
if op == "+" and a == 110 and b == 116:
    print("226")
if op == "+" and a == 110 and b == 117:
    print("227")
if op == "+" and a == 110 and b == 118:
    print("228")
if op == "+" and a == 110 and b == 119:
    print("229")
if op == "+" and a == 110 and b == 120:
    print("230")
if op == "+" and a == 110 and b == 121:
    print("231")
if op == "+" and a == 110 and b == 122:
    print("232")
if op == "+" and a == 110 and b == 123:
    print("233")
if op == "+" and a == 110 and b == 124:
    print("234")
if op == "+" and a == 110 and b == 125:
    print("235")
if op == "+" and a == 110 and b == 126:
    print("236")
if op == "+" and a == 110 and b == 127:
    print("237")
if op == "+" and a == 111 and b == 0:
    print("111")
if op == "+" and a == 111 and b == 1:
    print("112")
if op == "+" and a == 111 and b == 2:
    print("113")
if op == "+" and a == 111 and b == 3:
    print("114")
if op == "+" and a == 111 and b == 4:
    print("115")
if op == "+" and a == 111 and b == 5:
    print("116")
if op == "+" and a == 111 and b == 6:
    print("117")
if op == "+" and a == 111 and b == 7:
    print("118")
if op == "+" and a == 111 and b == 8:
    print("119")
if op == "+" and a == 111 and b == 9:
    print("120")
if op == "+" and a == 111 and b == 10:
    print("121")
if op == "+" and a == 111 and b == 11:
    print("122")
if op == "+" and a == 111 and b == 12:
    print("123")
if op == "+" and a == 111 and b == 13:
    print("124")
if op == "+" and a == 111 and b == 14:
    print("125")
if op == "+" and a == 111 and b == 15:
    print("126")
if op == "+" and a == 111 and b == 16:
    print("127")
if op == "+" and a == 111 and b == 17:
    print("128")
if op == "+" and a == 111 and b == 18:
    print("129")
if op == "+" and a == 111 and b == 19:
    print("130")
if op == "+" and a == 111 and b == 20:
    print("131")
if op == "+" and a == 111 and b == 21:
    print("132")
if op == "+" and a == 111 and b == 22:
    print("133")
if op == "+" and a == 111 and b == 23:
    print("134")
if op == "+" and a == 111 and b == 24:
    print("135")
if op == "+" and a == 111 and b == 25:
    print("136")
if op == "+" and a == 111 and b == 26:
    print("137")
if op == "+" and a == 111 and b == 27:
    print("138")
if op == "+" and a == 111 and b == 28:
    print("139")
if op == "+" and a == 111 and b == 29:
    print("140")
if op == "+" and a == 111 and b == 30:
    print("141")
if op == "+" and a == 111 and b == 31:
    print("142")
if op == "+" and a == 111 and b == 32:
    print("143")
if op == "+" and a == 111 and b == 33:
    print("144")
if op == "+" and a == 111 and b == 34:
    print("145")
if op == "+" and a == 111 and b == 35:
    print("146")
if op == "+" and a == 111 and b == 36:
    print("147")
if op == "+" and a == 111 and b == 37:
    print("148")
if op == "+" and a == 111 and b == 38:
    print("149")
if op == "+" and a == 111 and b == 39:
    print("150")
if op == "+" and a == 111 and b == 40:
    print("151")
if op == "+" and a == 111 and b == 41:
    print("152")
if op == "+" and a == 111 and b == 42:
    print("153")
if op == "+" and a == 111 and b == 43:
    print("154")
if op == "+" and a == 111 and b == 44:
    print("155")
if op == "+" and a == 111 and b == 45:
    print("156")
if op == "+" and a == 111 and b == 46:
    print("157")
if op == "+" and a == 111 and b == 47:
    print("158")
if op == "+" and a == 111 and b == 48:
    print("159")
if op == "+" and a == 111 and b == 49:
    print("160")
if op == "+" and a == 111 and b == 50:
    print("161")
if op == "+" and a == 111 and b == 51:
    print("162")
if op == "+" and a == 111 and b == 52:
    print("163")
if op == "+" and a == 111 and b == 53:
    print("164")
if op == "+" and a == 111 and b == 54:
    print("165")
if op == "+" and a == 111 and b == 55:
    print("166")
if op == "+" and a == 111 and b == 56:
    print("167")
if op == "+" and a == 111 and b == 57:
    print("168")
if op == "+" and a == 111 and b == 58:
    print("169")
if op == "+" and a == 111 and b == 59:
    print("170")
if op == "+" and a == 111 and b == 60:
    print("171")
if op == "+" and a == 111 and b == 61:
    print("172")
if op == "+" and a == 111 and b == 62:
    print("173")
if op == "+" and a == 111 and b == 63:
    print("174")
if op == "+" and a == 111 and b == 64:
    print("175")
if op == "+" and a == 111 and b == 65:
    print("176")
if op == "+" and a == 111 and b == 66:
    print("177")
if op == "+" and a == 111 and b == 67:
    print("178")
if op == "+" and a == 111 and b == 68:
    print("179")
if op == "+" and a == 111 and b == 69:
    print("180")
if op == "+" and a == 111 and b == 70:
    print("181")
if op == "+" and a == 111 and b == 71:
    print("182")
if op == "+" and a == 111 and b == 72:
    print("183")
if op == "+" and a == 111 and b == 73:
    print("184")
if op == "+" and a == 111 and b == 74:
    print("185")
if op == "+" and a == 111 and b == 75:
    print("186")
if op == "+" and a == 111 and b == 76:
    print("187")
if op == "+" and a == 111 and b == 77:
    print("188")
if op == "+" and a == 111 and b == 78:
    print("189")
if op == "+" and a == 111 and b == 79:
    print("190")
if op == "+" and a == 111 and b == 80:
    print("191")
if op == "+" and a == 111 and b == 81:
    print("192")
if op == "+" and a == 111 and b == 82:
    print("193")
if op == "+" and a == 111 and b == 83:
    print("194")
if op == "+" and a == 111 and b == 84:
    print("195")
if op == "+" and a == 111 and b == 85:
    print("196")
if op == "+" and a == 111 and b == 86:
    print("197")
if op == "+" and a == 111 and b == 87:
    print("198")
if op == "+" and a == 111 and b == 88:
    print("199")
if op == "+" and a == 111 and b == 89:
    print("200")
if op == "+" and a == 111 and b == 90:
    print("201")
if op == "+" and a == 111 and b == 91:
    print("202")
if op == "+" and a == 111 and b == 92:
    print("203")
if op == "+" and a == 111 and b == 93:
    print("204")
if op == "+" and a == 111 and b == 94:
    print("205")
if op == "+" and a == 111 and b == 95:
    print("206")
if op == "+" and a == 111 and b == 96:
    print("207")
if op == "+" and a == 111 and b == 97:
    print("208")
if op == "+" and a == 111 and b == 98:
    print("209")
if op == "+" and a == 111 and b == 99:
    print("210")
if op == "+" and a == 111 and b == 100:
    print("211")
if op == "+" and a == 111 and b == 101:
    print("212")
if op == "+" and a == 111 and b == 102:
    print("213")
if op == "+" and a == 111 and b == 103:
    print("214")
if op == "+" and a == 111 and b == 104:
    print("215")
if op == "+" and a == 111 and b == 105:
    print("216")
if op == "+" and a == 111 and b == 106:
    print("217")
if op == "+" and a == 111 and b == 107:
    print("218")
if op == "+" and a == 111 and b == 108:
    print("219")
if op == "+" and a == 111 and b == 109:
    print("220")
if op == "+" and a == 111 and b == 110:
    print("221")
if op == "+" and a == 111 and b == 111:
    print("222")
if op == "+" and a == 111 and b == 112:
    print("223")
if op == "+" and a == 111 and b == 113:
    print("224")
if op == "+" and a == 111 and b == 114:
    print("225")
if op == "+" and a == 111 and b == 115:
    print("226")
if op == "+" and a == 111 and b == 116:
    print("227")
if op == "+" and a == 111 and b == 117:
    print("228")
if op == "+" and a == 111 and b == 118:
    print("229")
if op == "+" and a == 111 and b == 119:
    print("230")
if op == "+" and a == 111 and b == 120:
    print("231")
if op == "+" and a == 111 and b == 121:
    print("232")
if op == "+" and a == 111 and b == 122:
    print("233")
if op == "+" and a == 111 and b == 123:
    print("234")
if op == "+" and a == 111 and b == 124:
    print("235")
if op == "+" and a == 111 and b == 125:
    print("236")
if op == "+" and a == 111 and b == 126:
    print("237")
if op == "+" and a == 111 and b == 127:
    print("238")
if op == "+" and a == 112 and b == 0:
    print("112")
if op == "+" and a == 112 and b == 1:
    print("113")
if op == "+" and a == 112 and b == 2:
    print("114")
if op == "+" and a == 112 and b == 3:
    print("115")
if op == "+" and a == 112 and b == 4:
    print("116")
if op == "+" and a == 112 and b == 5:
    print("117")
if op == "+" and a == 112 and b == 6:
    print("118")
if op == "+" and a == 112 and b == 7:
    print("119")
if op == "+" and a == 112 and b == 8:
    print("120")
if op == "+" and a == 112 and b == 9:
    print("121")
if op == "+" and a == 112 and b == 10:
    print("122")
if op == "+" and a == 112 and b == 11:
    print("123")
if op == "+" and a == 112 and b == 12:
    print("124")
if op == "+" and a == 112 and b == 13:
    print("125")
if op == "+" and a == 112 and b == 14:
    print("126")
if op == "+" and a == 112 and b == 15:
    print("127")
if op == "+" and a == 112 and b == 16:
    print("128")
if op == "+" and a == 112 and b == 17:
    print("129")
if op == "+" and a == 112 and b == 18:
    print("130")
if op == "+" and a == 112 and b == 19:
    print("131")
if op == "+" and a == 112 and b == 20:
    print("132")
if op == "+" and a == 112 and b == 21:
    print("133")
if op == "+" and a == 112 and b == 22:
    print("134")
if op == "+" and a == 112 and b == 23:
    print("135")
if op == "+" and a == 112 and b == 24:
    print("136")
if op == "+" and a == 112 and b == 25:
    print("137")
if op == "+" and a == 112 and b == 26:
    print("138")
if op == "+" and a == 112 and b == 27:
    print("139")
if op == "+" and a == 112 and b == 28:
    print("140")
if op == "+" and a == 112 and b == 29:
    print("141")
if op == "+" and a == 112 and b == 30:
    print("142")
if op == "+" and a == 112 and b == 31:
    print("143")
if op == "+" and a == 112 and b == 32:
    print("144")
if op == "+" and a == 112 and b == 33:
    print("145")
if op == "+" and a == 112 and b == 34:
    print("146")
if op == "+" and a == 112 and b == 35:
    print("147")
if op == "+" and a == 112 and b == 36:
    print("148")
if op == "+" and a == 112 and b == 37:
    print("149")
if op == "+" and a == 112 and b == 38:
    print("150")
if op == "+" and a == 112 and b == 39:
    print("151")
if op == "+" and a == 112 and b == 40:
    print("152")
if op == "+" and a == 112 and b == 41:
    print("153")
if op == "+" and a == 112 and b == 42:
    print("154")
if op == "+" and a == 112 and b == 43:
    print("155")
if op == "+" and a == 112 and b == 44:
    print("156")
if op == "+" and a == 112 and b == 45:
    print("157")
if op == "+" and a == 112 and b == 46:
    print("158")
if op == "+" and a == 112 and b == 47:
    print("159")
if op == "+" and a == 112 and b == 48:
    print("160")
if op == "+" and a == 112 and b == 49:
    print("161")
if op == "+" and a == 112 and b == 50:
    print("162")
if op == "+" and a == 112 and b == 51:
    print("163")
if op == "+" and a == 112 and b == 52:
    print("164")
if op == "+" and a == 112 and b == 53:
    print("165")
if op == "+" and a == 112 and b == 54:
    print("166")
if op == "+" and a == 112 and b == 55:
    print("167")
if op == "+" and a == 112 and b == 56:
    print("168")
if op == "+" and a == 112 and b == 57:
    print("169")
if op == "+" and a == 112 and b == 58:
    print("170")
if op == "+" and a == 112 and b == 59:
    print("171")
if op == "+" and a == 112 and b == 60:
    print("172")
if op == "+" and a == 112 and b == 61:
    print("173")
if op == "+" and a == 112 and b == 62:
    print("174")
if op == "+" and a == 112 and b == 63:
    print("175")
if op == "+" and a == 112 and b == 64:
    print("176")
if op == "+" and a == 112 and b == 65:
    print("177")
if op == "+" and a == 112 and b == 66:
    print("178")
if op == "+" and a == 112 and b == 67:
    print("179")
if op == "+" and a == 112 and b == 68:
    print("180")
if op == "+" and a == 112 and b == 69:
    print("181")
if op == "+" and a == 112 and b == 70:
    print("182")
if op == "+" and a == 112 and b == 71:
    print("183")
if op == "+" and a == 112 and b == 72:
    print("184")
if op == "+" and a == 112 and b == 73:
    print("185")
if op == "+" and a == 112 and b == 74:
    print("186")
if op == "+" and a == 112 and b == 75:
    print("187")
if op == "+" and a == 112 and b == 76:
    print("188")
if op == "+" and a == 112 and b == 77:
    print("189")
if op == "+" and a == 112 and b == 78:
    print("190")
if op == "+" and a == 112 and b == 79:
    print("191")
if op == "+" and a == 112 and b == 80:
    print("192")
if op == "+" and a == 112 and b == 81:
    print("193")
if op == "+" and a == 112 and b == 82:
    print("194")
if op == "+" and a == 112 and b == 83:
    print("195")
if op == "+" and a == 112 and b == 84:
    print("196")
if op == "+" and a == 112 and b == 85:
    print("197")
if op == "+" and a == 112 and b == 86:
    print("198")
if op == "+" and a == 112 and b == 87:
    print("199")
if op == "+" and a == 112 and b == 88:
    print("200")
if op == "+" and a == 112 and b == 89:
    print("201")
if op == "+" and a == 112 and b == 90:
    print("202")
if op == "+" and a == 112 and b == 91:
    print("203")
if op == "+" and a == 112 and b == 92:
    print("204")
if op == "+" and a == 112 and b == 93:
    print("205")
if op == "+" and a == 112 and b == 94:
    print("206")
if op == "+" and a == 112 and b == 95:
    print("207")
if op == "+" and a == 112 and b == 96:
    print("208")
if op == "+" and a == 112 and b == 97:
    print("209")
if op == "+" and a == 112 and b == 98:
    print("210")
if op == "+" and a == 112 and b == 99:
    print("211")
if op == "+" and a == 112 and b == 100:
    print("212")
if op == "+" and a == 112 and b == 101:
    print("213")
if op == "+" and a == 112 and b == 102:
    print("214")
if op == "+" and a == 112 and b == 103:
    print("215")
if op == "+" and a == 112 and b == 104:
    print("216")
if op == "+" and a == 112 and b == 105:
    print("217")
if op == "+" and a == 112 and b == 106:
    print("218")
if op == "+" and a == 112 and b == 107:
    print("219")
if op == "+" and a == 112 and b == 108:
    print("220")
if op == "+" and a == 112 and b == 109:
    print("221")
if op == "+" and a == 112 and b == 110:
    print("222")
if op == "+" and a == 112 and b == 111:
    print("223")
if op == "+" and a == 112 and b == 112:
    print("224")
if op == "+" and a == 112 and b == 113:
    print("225")
if op == "+" and a == 112 and b == 114:
    print("226")
if op == "+" and a == 112 and b == 115:
    print("227")
if op == "+" and a == 112 and b == 116:
    print("228")
if op == "+" and a == 112 and b == 117:
    print("229")
if op == "+" and a == 112 and b == 118:
    print("230")
if op == "+" and a == 112 and b == 119:
    print("231")
if op == "+" and a == 112 and b == 120:
    print("232")
if op == "+" and a == 112 and b == 121:
    print("233")
if op == "+" and a == 112 and b == 122:
    print("234")
if op == "+" and a == 112 and b == 123:
    print("235")
if op == "+" and a == 112 and b == 124:
    print("236")
if op == "+" and a == 112 and b == 125:
    print("237")
if op == "+" and a == 112 and b == 126:
    print("238")
if op == "+" and a == 112 and b == 127:
    print("239")
if op == "+" and a == 113 and b == 0:
    print("113")
if op == "+" and a == 113 and b == 1:
    print("114")
if op == "+" and a == 113 and b == 2:
    print("115")
if op == "+" and a == 113 and b == 3:
    print("116")
if op == "+" and a == 113 and b == 4:
    print("117")
if op == "+" and a == 113 and b == 5:
    print("118")
if op == "+" and a == 113 and b == 6:
    print("119")
if op == "+" and a == 113 and b == 7:
    print("120")
if op == "+" and a == 113 and b == 8:
    print("121")
if op == "+" and a == 113 and b == 9:
    print("122")
if op == "+" and a == 113 and b == 10:
    print("123")
if op == "+" and a == 113 and b == 11:
    print("124")
if op == "+" and a == 113 and b == 12:
    print("125")
if op == "+" and a == 113 and b == 13:
    print("126")
if op == "+" and a == 113 and b == 14:
    print("127")
if op == "+" and a == 113 and b == 15:
    print("128")
if op == "+" and a == 113 and b == 16:
    print("129")
if op == "+" and a == 113 and b == 17:
    print("130")
if op == "+" and a == 113 and b == 18:
    print("131")
if op == "+" and a == 113 and b == 19:
    print("132")
if op == "+" and a == 113 and b == 20:
    print("133")
if op == "+" and a == 113 and b == 21:
    print("134")
if op == "+" and a == 113 and b == 22:
    print("135")
if op == "+" and a == 113 and b == 23:
    print("136")
if op == "+" and a == 113 and b == 24:
    print("137")
if op == "+" and a == 113 and b == 25:
    print("138")
if op == "+" and a == 113 and b == 26:
    print("139")
if op == "+" and a == 113 and b == 27:
    print("140")
if op == "+" and a == 113 and b == 28:
    print("141")
if op == "+" and a == 113 and b == 29:
    print("142")
if op == "+" and a == 113 and b == 30:
    print("143")
if op == "+" and a == 113 and b == 31:
    print("144")
if op == "+" and a == 113 and b == 32:
    print("145")
if op == "+" and a == 113 and b == 33:
    print("146")
if op == "+" and a == 113 and b == 34:
    print("147")
if op == "+" and a == 113 and b == 35:
    print("148")
if op == "+" and a == 113 and b == 36:
    print("149")
if op == "+" and a == 113 and b == 37:
    print("150")
if op == "+" and a == 113 and b == 38:
    print("151")
if op == "+" and a == 113 and b == 39:
    print("152")
if op == "+" and a == 113 and b == 40:
    print("153")
if op == "+" and a == 113 and b == 41:
    print("154")
if op == "+" and a == 113 and b == 42:
    print("155")
if op == "+" and a == 113 and b == 43:
    print("156")
if op == "+" and a == 113 and b == 44:
    print("157")
if op == "+" and a == 113 and b == 45:
    print("158")
if op == "+" and a == 113 and b == 46:
    print("159")
if op == "+" and a == 113 and b == 47:
    print("160")
if op == "+" and a == 113 and b == 48:
    print("161")
if op == "+" and a == 113 and b == 49:
    print("162")
if op == "+" and a == 113 and b == 50:
    print("163")
if op == "+" and a == 113 and b == 51:
    print("164")
if op == "+" and a == 113 and b == 52:
    print("165")
if op == "+" and a == 113 and b == 53:
    print("166")
if op == "+" and a == 113 and b == 54:
    print("167")
if op == "+" and a == 113 and b == 55:
    print("168")
if op == "+" and a == 113 and b == 56:
    print("169")
if op == "+" and a == 113 and b == 57:
    print("170")
if op == "+" and a == 113 and b == 58:
    print("171")
if op == "+" and a == 113 and b == 59:
    print("172")
if op == "+" and a == 113 and b == 60:
    print("173")
if op == "+" and a == 113 and b == 61:
    print("174")
if op == "+" and a == 113 and b == 62:
    print("175")
if op == "+" and a == 113 and b == 63:
    print("176")
if op == "+" and a == 113 and b == 64:
    print("177")
if op == "+" and a == 113 and b == 65:
    print("178")
if op == "+" and a == 113 and b == 66:
    print("179")
if op == "+" and a == 113 and b == 67:
    print("180")
if op == "+" and a == 113 and b == 68:
    print("181")
if op == "+" and a == 113 and b == 69:
    print("182")
if op == "+" and a == 113 and b == 70:
    print("183")
if op == "+" and a == 113 and b == 71:
    print("184")
if op == "+" and a == 113 and b == 72:
    print("185")
if op == "+" and a == 113 and b == 73:
    print("186")
if op == "+" and a == 113 and b == 74:
    print("187")
if op == "+" and a == 113 and b == 75:
    print("188")
if op == "+" and a == 113 and b == 76:
    print("189")
if op == "+" and a == 113 and b == 77:
    print("190")
if op == "+" and a == 113 and b == 78:
    print("191")
if op == "+" and a == 113 and b == 79:
    print("192")
if op == "+" and a == 113 and b == 80:
    print("193")
if op == "+" and a == 113 and b == 81:
    print("194")
if op == "+" and a == 113 and b == 82:
    print("195")
if op == "+" and a == 113 and b == 83:
    print("196")
if op == "+" and a == 113 and b == 84:
    print("197")
if op == "+" and a == 113 and b == 85:
    print("198")
if op == "+" and a == 113 and b == 86:
    print("199")
if op == "+" and a == 113 and b == 87:
    print("200")
if op == "+" and a == 113 and b == 88:
    print("201")
if op == "+" and a == 113 and b == 89:
    print("202")
if op == "+" and a == 113 and b == 90:
    print("203")
if op == "+" and a == 113 and b == 91:
    print("204")
if op == "+" and a == 113 and b == 92:
    print("205")
if op == "+" and a == 113 and b == 93:
    print("206")
if op == "+" and a == 113 and b == 94:
    print("207")
if op == "+" and a == 113 and b == 95:
    print("208")
if op == "+" and a == 113 and b == 96:
    print("209")
if op == "+" and a == 113 and b == 97:
    print("210")
if op == "+" and a == 113 and b == 98:
    print("211")
if op == "+" and a == 113 and b == 99:
    print("212")
if op == "+" and a == 113 and b == 100:
    print("213")
if op == "+" and a == 113 and b == 101:
    print("214")
if op == "+" and a == 113 and b == 102:
    print("215")
if op == "+" and a == 113 and b == 103:
    print("216")
if op == "+" and a == 113 and b == 104:
    print("217")
if op == "+" and a == 113 and b == 105:
    print("218")
if op == "+" and a == 113 and b == 106:
    print("219")
if op == "+" and a == 113 and b == 107:
    print("220")
if op == "+" and a == 113 and b == 108:
    print("221")
if op == "+" and a == 113 and b == 109:
    print("222")
if op == "+" and a == 113 and b == 110:
    print("223")
if op == "+" and a == 113 and b == 111:
    print("224")
if op == "+" and a == 113 and b == 112:
    print("225")
if op == "+" and a == 113 and b == 113:
    print("226")
if op == "+" and a == 113 and b == 114:
    print("227")
if op == "+" and a == 113 and b == 115:
    print("228")
if op == "+" and a == 113 and b == 116:
    print("229")
if op == "+" and a == 113 and b == 117:
    print("230")
if op == "+" and a == 113 and b == 118:
    print("231")
if op == "+" and a == 113 and b == 119:
    print("232")
if op == "+" and a == 113 and b == 120:
    print("233")
if op == "+" and a == 113 and b == 121:
    print("234")
if op == "+" and a == 113 and b == 122:
    print("235")
if op == "+" and a == 113 and b == 123:
    print("236")
if op == "+" and a == 113 and b == 124:
    print("237")
if op == "+" and a == 113 and b == 125:
    print("238")
if op == "+" and a == 113 and b == 126:
    print("239")
if op == "+" and a == 113 and b == 127:
    print("240")
if op == "+" and a == 114 and b == 0:
    print("114")
if op == "+" and a == 114 and b == 1:
    print("115")
if op == "+" and a == 114 and b == 2:
    print("116")
if op == "+" and a == 114 and b == 3:
    print("117")
if op == "+" and a == 114 and b == 4:
    print("118")
if op == "+" and a == 114 and b == 5:
    print("119")
if op == "+" and a == 114 and b == 6:
    print("120")
if op == "+" and a == 114 and b == 7:
    print("121")
if op == "+" and a == 114 and b == 8:
    print("122")
if op == "+" and a == 114 and b == 9:
    print("123")
if op == "+" and a == 114 and b == 10:
    print("124")
if op == "+" and a == 114 and b == 11:
    print("125")
if op == "+" and a == 114 and b == 12:
    print("126")
if op == "+" and a == 114 and b == 13:
    print("127")
if op == "+" and a == 114 and b == 14:
    print("128")
if op == "+" and a == 114 and b == 15:
    print("129")
if op == "+" and a == 114 and b == 16:
    print("130")
if op == "+" and a == 114 and b == 17:
    print("131")
if op == "+" and a == 114 and b == 18:
    print("132")
if op == "+" and a == 114 and b == 19:
    print("133")
if op == "+" and a == 114 and b == 20:
    print("134")
if op == "+" and a == 114 and b == 21:
    print("135")
if op == "+" and a == 114 and b == 22:
    print("136")
if op == "+" and a == 114 and b == 23:
    print("137")
if op == "+" and a == 114 and b == 24:
    print("138")
if op == "+" and a == 114 and b == 25:
    print("139")
if op == "+" and a == 114 and b == 26:
    print("140")
if op == "+" and a == 114 and b == 27:
    print("141")
if op == "+" and a == 114 and b == 28:
    print("142")
if op == "+" and a == 114 and b == 29:
    print("143")
if op == "+" and a == 114 and b == 30:
    print("144")
if op == "+" and a == 114 and b == 31:
    print("145")
if op == "+" and a == 114 and b == 32:
    print("146")
if op == "+" and a == 114 and b == 33:
    print("147")
if op == "+" and a == 114 and b == 34:
    print("148")
if op == "+" and a == 114 and b == 35:
    print("149")
if op == "+" and a == 114 and b == 36:
    print("150")
if op == "+" and a == 114 and b == 37:
    print("151")
if op == "+" and a == 114 and b == 38:
    print("152")
if op == "+" and a == 114 and b == 39:
    print("153")
if op == "+" and a == 114 and b == 40:
    print("154")
if op == "+" and a == 114 and b == 41:
    print("155")
if op == "+" and a == 114 and b == 42:
    print("156")
if op == "+" and a == 114 and b == 43:
    print("157")
if op == "+" and a == 114 and b == 44:
    print("158")
if op == "+" and a == 114 and b == 45:
    print("159")
if op == "+" and a == 114 and b == 46:
    print("160")
if op == "+" and a == 114 and b == 47:
    print("161")
if op == "+" and a == 114 and b == 48:
    print("162")
if op == "+" and a == 114 and b == 49:
    print("163")
if op == "+" and a == 114 and b == 50:
    print("164")
if op == "+" and a == 114 and b == 51:
    print("165")
if op == "+" and a == 114 and b == 52:
    print("166")
if op == "+" and a == 114 and b == 53:
    print("167")
if op == "+" and a == 114 and b == 54:
    print("168")
if op == "+" and a == 114 and b == 55:
    print("169")
if op == "+" and a == 114 and b == 56:
    print("170")
if op == "+" and a == 114 and b == 57:
    print("171")
if op == "+" and a == 114 and b == 58:
    print("172")
if op == "+" and a == 114 and b == 59:
    print("173")
if op == "+" and a == 114 and b == 60:
    print("174")
if op == "+" and a == 114 and b == 61:
    print("175")
if op == "+" and a == 114 and b == 62:
    print("176")
if op == "+" and a == 114 and b == 63:
    print("177")
if op == "+" and a == 114 and b == 64:
    print("178")
if op == "+" and a == 114 and b == 65:
    print("179")
if op == "+" and a == 114 and b == 66:
    print("180")
if op == "+" and a == 114 and b == 67:
    print("181")
if op == "+" and a == 114 and b == 68:
    print("182")
if op == "+" and a == 114 and b == 69:
    print("183")
if op == "+" and a == 114 and b == 70:
    print("184")
if op == "+" and a == 114 and b == 71:
    print("185")
if op == "+" and a == 114 and b == 72:
    print("186")
if op == "+" and a == 114 and b == 73:
    print("187")
if op == "+" and a == 114 and b == 74:
    print("188")
if op == "+" and a == 114 and b == 75:
    print("189")
if op == "+" and a == 114 and b == 76:
    print("190")
if op == "+" and a == 114 and b == 77:
    print("191")
if op == "+" and a == 114 and b == 78:
    print("192")
if op == "+" and a == 114 and b == 79:
    print("193")
if op == "+" and a == 114 and b == 80:
    print("194")
if op == "+" and a == 114 and b == 81:
    print("195")
if op == "+" and a == 114 and b == 82:
    print("196")
if op == "+" and a == 114 and b == 83:
    print("197")
if op == "+" and a == 114 and b == 84:
    print("198")
if op == "+" and a == 114 and b == 85:
    print("199")
if op == "+" and a == 114 and b == 86:
    print("200")
if op == "+" and a == 114 and b == 87:
    print("201")
if op == "+" and a == 114 and b == 88:
    print("202")
if op == "+" and a == 114 and b == 89:
    print("203")
if op == "+" and a == 114 and b == 90:
    print("204")
if op == "+" and a == 114 and b == 91:
    print("205")
if op == "+" and a == 114 and b == 92:
    print("206")
if op == "+" and a == 114 and b == 93:
    print("207")
if op == "+" and a == 114 and b == 94:
    print("208")
if op == "+" and a == 114 and b == 95:
    print("209")
if op == "+" and a == 114 and b == 96:
    print("210")
if op == "+" and a == 114 and b == 97:
    print("211")
if op == "+" and a == 114 and b == 98:
    print("212")
if op == "+" and a == 114 and b == 99:
    print("213")
if op == "+" and a == 114 and b == 100:
    print("214")
if op == "+" and a == 114 and b == 101:
    print("215")
if op == "+" and a == 114 and b == 102:
    print("216")
if op == "+" and a == 114 and b == 103:
    print("217")
if op == "+" and a == 114 and b == 104:
    print("218")
if op == "+" and a == 114 and b == 105:
    print("219")
if op == "+" and a == 114 and b == 106:
    print("220")
if op == "+" and a == 114 and b == 107:
    print("221")
if op == "+" and a == 114 and b == 108:
    print("222")
if op == "+" and a == 114 and b == 109:
    print("223")
if op == "+" and a == 114 and b == 110:
    print("224")
if op == "+" and a == 114 and b == 111:
    print("225")
if op == "+" and a == 114 and b == 112:
    print("226")
if op == "+" and a == 114 and b == 113:
    print("227")
if op == "+" and a == 114 and b == 114:
    print("228")
if op == "+" and a == 114 and b == 115:
    print("229")
if op == "+" and a == 114 and b == 116:
    print("230")
if op == "+" and a == 114 and b == 117:
    print("231")
if op == "+" and a == 114 and b == 118:
    print("232")
if op == "+" and a == 114 and b == 119:
    print("233")
if op == "+" and a == 114 and b == 120:
    print("234")
if op == "+" and a == 114 and b == 121:
    print("235")
if op == "+" and a == 114 and b == 122:
    print("236")
if op == "+" and a == 114 and b == 123:
    print("237")
if op == "+" and a == 114 and b == 124:
    print("238")
if op == "+" and a == 114 and b == 125:
    print("239")
if op == "+" and a == 114 and b == 126:
    print("240")
if op == "+" and a == 114 and b == 127:
    print("241")
if op == "+" and a == 115 and b == 0:
    print("115")
if op == "+" and a == 115 and b == 1:
    print("116")
if op == "+" and a == 115 and b == 2:
    print("117")
if op == "+" and a == 115 and b == 3:
    print("118")
if op == "+" and a == 115 and b == 4:
    print("119")
if op == "+" and a == 115 and b == 5:
    print("120")
if op == "+" and a == 115 and b == 6:
    print("121")
if op == "+" and a == 115 and b == 7:
    print("122")
if op == "+" and a == 115 and b == 8:
    print("123")
if op == "+" and a == 115 and b == 9:
    print("124")
if op == "+" and a == 115 and b == 10:
    print("125")
if op == "+" and a == 115 and b == 11:
    print("126")
if op == "+" and a == 115 and b == 12:
    print("127")
if op == "+" and a == 115 and b == 13:
    print("128")
if op == "+" and a == 115 and b == 14:
    print("129")
if op == "+" and a == 115 and b == 15:
    print("130")
if op == "+" and a == 115 and b == 16:
    print("131")
if op == "+" and a == 115 and b == 17:
    print("132")
if op == "+" and a == 115 and b == 18:
    print("133")
if op == "+" and a == 115 and b == 19:
    print("134")
if op == "+" and a == 115 and b == 20:
    print("135")
if op == "+" and a == 115 and b == 21:
    print("136")
if op == "+" and a == 115 and b == 22:
    print("137")
if op == "+" and a == 115 and b == 23:
    print("138")
if op == "+" and a == 115 and b == 24:
    print("139")
if op == "+" and a == 115 and b == 25:
    print("140")
if op == "+" and a == 115 and b == 26:
    print("141")
if op == "+" and a == 115 and b == 27:
    print("142")
if op == "+" and a == 115 and b == 28:
    print("143")
if op == "+" and a == 115 and b == 29:
    print("144")
if op == "+" and a == 115 and b == 30:
    print("145")
if op == "+" and a == 115 and b == 31:
    print("146")
if op == "+" and a == 115 and b == 32:
    print("147")
if op == "+" and a == 115 and b == 33:
    print("148")
if op == "+" and a == 115 and b == 34:
    print("149")
if op == "+" and a == 115 and b == 35:
    print("150")
if op == "+" and a == 115 and b == 36:
    print("151")
if op == "+" and a == 115 and b == 37:
    print("152")
if op == "+" and a == 115 and b == 38:
    print("153")
if op == "+" and a == 115 and b == 39:
    print("154")
if op == "+" and a == 115 and b == 40:
    print("155")
if op == "+" and a == 115 and b == 41:
    print("156")
if op == "+" and a == 115 and b == 42:
    print("157")
if op == "+" and a == 115 and b == 43:
    print("158")
if op == "+" and a == 115 and b == 44:
    print("159")
if op == "+" and a == 115 and b == 45:
    print("160")
if op == "+" and a == 115 and b == 46:
    print("161")
if op == "+" and a == 115 and b == 47:
    print("162")
if op == "+" and a == 115 and b == 48:
    print("163")
if op == "+" and a == 115 and b == 49:
    print("164")
if op == "+" and a == 115 and b == 50:
    print("165")
if op == "+" and a == 115 and b == 51:
    print("166")
if op == "+" and a == 115 and b == 52:
    print("167")
if op == "+" and a == 115 and b == 53:
    print("168")
if op == "+" and a == 115 and b == 54:
    print("169")
if op == "+" and a == 115 and b == 55:
    print("170")
if op == "+" and a == 115 and b == 56:
    print("171")
if op == "+" and a == 115 and b == 57:
    print("172")
if op == "+" and a == 115 and b == 58:
    print("173")
if op == "+" and a == 115 and b == 59:
    print("174")
if op == "+" and a == 115 and b == 60:
    print("175")
if op == "+" and a == 115 and b == 61:
    print("176")
if op == "+" and a == 115 and b == 62:
    print("177")
if op == "+" and a == 115 and b == 63:
    print("178")
if op == "+" and a == 115 and b == 64:
    print("179")
if op == "+" and a == 115 and b == 65:
    print("180")
if op == "+" and a == 115 and b == 66:
    print("181")
if op == "+" and a == 115 and b == 67:
    print("182")
if op == "+" and a == 115 and b == 68:
    print("183")
if op == "+" and a == 115 and b == 69:
    print("184")
if op == "+" and a == 115 and b == 70:
    print("185")
if op == "+" and a == 115 and b == 71:
    print("186")
if op == "+" and a == 115 and b == 72:
    print("187")
if op == "+" and a == 115 and b == 73:
    print("188")
if op == "+" and a == 115 and b == 74:
    print("189")
if op == "+" and a == 115 and b == 75:
    print("190")
if op == "+" and a == 115 and b == 76:
    print("191")
if op == "+" and a == 115 and b == 77:
    print("192")
if op == "+" and a == 115 and b == 78:
    print("193")
if op == "+" and a == 115 and b == 79:
    print("194")
if op == "+" and a == 115 and b == 80:
    print("195")
if op == "+" and a == 115 and b == 81:
    print("196")
if op == "+" and a == 115 and b == 82:
    print("197")
if op == "+" and a == 115 and b == 83:
    print("198")
if op == "+" and a == 115 and b == 84:
    print("199")
if op == "+" and a == 115 and b == 85:
    print("200")
if op == "+" and a == 115 and b == 86:
    print("201")
if op == "+" and a == 115 and b == 87:
    print("202")
if op == "+" and a == 115 and b == 88:
    print("203")
if op == "+" and a == 115 and b == 89:
    print("204")
if op == "+" and a == 115 and b == 90:
    print("205")
if op == "+" and a == 115 and b == 91:
    print("206")
if op == "+" and a == 115 and b == 92:
    print("207")
if op == "+" and a == 115 and b == 93:
    print("208")
if op == "+" and a == 115 and b == 94:
    print("209")
if op == "+" and a == 115 and b == 95:
    print("210")
if op == "+" and a == 115 and b == 96:
    print("211")
if op == "+" and a == 115 and b == 97:
    print("212")
if op == "+" and a == 115 and b == 98:
    print("213")
if op == "+" and a == 115 and b == 99:
    print("214")
if op == "+" and a == 115 and b == 100:
    print("215")
if op == "+" and a == 115 and b == 101:
    print("216")
if op == "+" and a == 115 and b == 102:
    print("217")
if op == "+" and a == 115 and b == 103:
    print("218")
if op == "+" and a == 115 and b == 104:
    print("219")
if op == "+" and a == 115 and b == 105:
    print("220")
if op == "+" and a == 115 and b == 106:
    print("221")
if op == "+" and a == 115 and b == 107:
    print("222")
if op == "+" and a == 115 and b == 108:
    print("223")
if op == "+" and a == 115 and b == 109:
    print("224")
if op == "+" and a == 115 and b == 110:
    print("225")
if op == "+" and a == 115 and b == 111:
    print("226")
if op == "+" and a == 115 and b == 112:
    print("227")
if op == "+" and a == 115 and b == 113:
    print("228")
if op == "+" and a == 115 and b == 114:
    print("229")
if op == "+" and a == 115 and b == 115:
    print("230")
if op == "+" and a == 115 and b == 116:
    print("231")
if op == "+" and a == 115 and b == 117:
    print("232")
if op == "+" and a == 115 and b == 118:
    print("233")
if op == "+" and a == 115 and b == 119:
    print("234")
if op == "+" and a == 115 and b == 120:
    print("235")
if op == "+" and a == 115 and b == 121:
    print("236")
if op == "+" and a == 115 and b == 122:
    print("237")
if op == "+" and a == 115 and b == 123:
    print("238")
if op == "+" and a == 115 and b == 124:
    print("239")
if op == "+" and a == 115 and b == 125:
    print("240")
if op == "+" and a == 115 and b == 126:
    print("241")
if op == "+" and a == 115 and b == 127:
    print("242")
if op == "+" and a == 116 and b == 0:
    print("116")
if op == "+" and a == 116 and b == 1:
    print("117")
if op == "+" and a == 116 and b == 2:
    print("118")
if op == "+" and a == 116 and b == 3:
    print("119")
if op == "+" and a == 116 and b == 4:
    print("120")
if op == "+" and a == 116 and b == 5:
    print("121")
if op == "+" and a == 116 and b == 6:
    print("122")
if op == "+" and a == 116 and b == 7:
    print("123")
if op == "+" and a == 116 and b == 8:
    print("124")
if op == "+" and a == 116 and b == 9:
    print("125")
if op == "+" and a == 116 and b == 10:
    print("126")
if op == "+" and a == 116 and b == 11:
    print("127")
if op == "+" and a == 116 and b == 12:
    print("128")
if op == "+" and a == 116 and b == 13:
    print("129")
if op == "+" and a == 116 and b == 14:
    print("130")
if op == "+" and a == 116 and b == 15:
    print("131")
if op == "+" and a == 116 and b == 16:
    print("132")
if op == "+" and a == 116 and b == 17:
    print("133")
if op == "+" and a == 116 and b == 18:
    print("134")
if op == "+" and a == 116 and b == 19:
    print("135")
if op == "+" and a == 116 and b == 20:
    print("136")
if op == "+" and a == 116 and b == 21:
    print("137")
if op == "+" and a == 116 and b == 22:
    print("138")
if op == "+" and a == 116 and b == 23:
    print("139")
if op == "+" and a == 116 and b == 24:
    print("140")
if op == "+" and a == 116 and b == 25:
    print("141")
if op == "+" and a == 116 and b == 26:
    print("142")
if op == "+" and a == 116 and b == 27:
    print("143")
if op == "+" and a == 116 and b == 28:
    print("144")
if op == "+" and a == 116 and b == 29:
    print("145")
if op == "+" and a == 116 and b == 30:
    print("146")
if op == "+" and a == 116 and b == 31:
    print("147")
if op == "+" and a == 116 and b == 32:
    print("148")
if op == "+" and a == 116 and b == 33:
    print("149")
if op == "+" and a == 116 and b == 34:
    print("150")
if op == "+" and a == 116 and b == 35:
    print("151")
if op == "+" and a == 116 and b == 36:
    print("152")
if op == "+" and a == 116 and b == 37:
    print("153")
if op == "+" and a == 116 and b == 38:
    print("154")
if op == "+" and a == 116 and b == 39:
    print("155")
if op == "+" and a == 116 and b == 40:
    print("156")
if op == "+" and a == 116 and b == 41:
    print("157")
if op == "+" and a == 116 and b == 42:
    print("158")
if op == "+" and a == 116 and b == 43:
    print("159")
if op == "+" and a == 116 and b == 44:
    print("160")
if op == "+" and a == 116 and b == 45:
    print("161")
if op == "+" and a == 116 and b == 46:
    print("162")
if op == "+" and a == 116 and b == 47:
    print("163")
if op == "+" and a == 116 and b == 48:
    print("164")
if op == "+" and a == 116 and b == 49:
    print("165")
if op == "+" and a == 116 and b == 50:
    print("166")
if op == "+" and a == 116 and b == 51:
    print("167")
if op == "+" and a == 116 and b == 52:
    print("168")
if op == "+" and a == 116 and b == 53:
    print("169")
if op == "+" and a == 116 and b == 54:
    print("170")
if op == "+" and a == 116 and b == 55:
    print("171")
if op == "+" and a == 116 and b == 56:
    print("172")
if op == "+" and a == 116 and b == 57:
    print("173")
if op == "+" and a == 116 and b == 58:
    print("174")
if op == "+" and a == 116 and b == 59:
    print("175")
if op == "+" and a == 116 and b == 60:
    print("176")
if op == "+" and a == 116 and b == 61:
    print("177")
if op == "+" and a == 116 and b == 62:
    print("178")
if op == "+" and a == 116 and b == 63:
    print("179")
if op == "+" and a == 116 and b == 64:
    print("180")
if op == "+" and a == 116 and b == 65:
    print("181")
if op == "+" and a == 116 and b == 66:
    print("182")
if op == "+" and a == 116 and b == 67:
    print("183")
if op == "+" and a == 116 and b == 68:
    print("184")
if op == "+" and a == 116 and b == 69:
    print("185")
if op == "+" and a == 116 and b == 70:
    print("186")
if op == "+" and a == 116 and b == 71:
    print("187")
if op == "+" and a == 116 and b == 72:
    print("188")
if op == "+" and a == 116 and b == 73:
    print("189")
if op == "+" and a == 116 and b == 74:
    print("190")
if op == "+" and a == 116 and b == 75:
    print("191")
if op == "+" and a == 116 and b == 76:
    print("192")
if op == "+" and a == 116 and b == 77:
    print("193")
if op == "+" and a == 116 and b == 78:
    print("194")
if op == "+" and a == 116 and b == 79:
    print("195")
if op == "+" and a == 116 and b == 80:
    print("196")
if op == "+" and a == 116 and b == 81:
    print("197")
if op == "+" and a == 116 and b == 82:
    print("198")
if op == "+" and a == 116 and b == 83:
    print("199")
if op == "+" and a == 116 and b == 84:
    print("200")
if op == "+" and a == 116 and b == 85:
    print("201")
if op == "+" and a == 116 and b == 86:
    print("202")
if op == "+" and a == 116 and b == 87:
    print("203")
if op == "+" and a == 116 and b == 88:
    print("204")
if op == "+" and a == 116 and b == 89:
    print("205")
if op == "+" and a == 116 and b == 90:
    print("206")
if op == "+" and a == 116 and b == 91:
    print("207")
if op == "+" and a == 116 and b == 92:
    print("208")
if op == "+" and a == 116 and b == 93:
    print("209")
if op == "+" and a == 116 and b == 94:
    print("210")
if op == "+" and a == 116 and b == 95:
    print("211")
if op == "+" and a == 116 and b == 96:
    print("212")
if op == "+" and a == 116 and b == 97:
    print("213")
if op == "+" and a == 116 and b == 98:
    print("214")
if op == "+" and a == 116 and b == 99:
    print("215")
if op == "+" and a == 116 and b == 100:
    print("216")
if op == "+" and a == 116 and b == 101:
    print("217")
if op == "+" and a == 116 and b == 102:
    print("218")
if op == "+" and a == 116 and b == 103:
    print("219")
if op == "+" and a == 116 and b == 104:
    print("220")
if op == "+" and a == 116 and b == 105:
    print("221")
if op == "+" and a == 116 and b == 106:
    print("222")
if op == "+" and a == 116 and b == 107:
    print("223")
if op == "+" and a == 116 and b == 108:
    print("224")
if op == "+" and a == 116 and b == 109:
    print("225")
if op == "+" and a == 116 and b == 110:
    print("226")
if op == "+" and a == 116 and b == 111:
    print("227")
if op == "+" and a == 116 and b == 112:
    print("228")
if op == "+" and a == 116 and b == 113:
    print("229")
if op == "+" and a == 116 and b == 114:
    print("230")
if op == "+" and a == 116 and b == 115:
    print("231")
if op == "+" and a == 116 and b == 116:
    print("232")
if op == "+" and a == 116 and b == 117:
    print("233")
if op == "+" and a == 116 and b == 118:
    print("234")
if op == "+" and a == 116 and b == 119:
    print("235")
if op == "+" and a == 116 and b == 120:
    print("236")
if op == "+" and a == 116 and b == 121:
    print("237")
if op == "+" and a == 116 and b == 122:
    print("238")
if op == "+" and a == 116 and b == 123:
    print("239")
if op == "+" and a == 116 and b == 124:
    print("240")
if op == "+" and a == 116 and b == 125:
    print("241")
if op == "+" and a == 116 and b == 126:
    print("242")
if op == "+" and a == 116 and b == 127:
    print("243")
if op == "+" and a == 117 and b == 0:
    print("117")
if op == "+" and a == 117 and b == 1:
    print("118")
if op == "+" and a == 117 and b == 2:
    print("119")
if op == "+" and a == 117 and b == 3:
    print("120")
if op == "+" and a == 117 and b == 4:
    print("121")
if op == "+" and a == 117 and b == 5:
    print("122")
if op == "+" and a == 117 and b == 6:
    print("123")
if op == "+" and a == 117 and b == 7:
    print("124")
if op == "+" and a == 117 and b == 8:
    print("125")
if op == "+" and a == 117 and b == 9:
    print("126")
if op == "+" and a == 117 and b == 10:
    print("127")
if op == "+" and a == 117 and b == 11:
    print("128")
if op == "+" and a == 117 and b == 12:
    print("129")
if op == "+" and a == 117 and b == 13:
    print("130")
if op == "+" and a == 117 and b == 14:
    print("131")
if op == "+" and a == 117 and b == 15:
    print("132")
if op == "+" and a == 117 and b == 16:
    print("133")
if op == "+" and a == 117 and b == 17:
    print("134")
if op == "+" and a == 117 and b == 18:
    print("135")
if op == "+" and a == 117 and b == 19:
    print("136")
if op == "+" and a == 117 and b == 20:
    print("137")
if op == "+" and a == 117 and b == 21:
    print("138")
if op == "+" and a == 117 and b == 22:
    print("139")
if op == "+" and a == 117 and b == 23:
    print("140")
if op == "+" and a == 117 and b == 24:
    print("141")
if op == "+" and a == 117 and b == 25:
    print("142")
if op == "+" and a == 117 and b == 26:
    print("143")
if op == "+" and a == 117 and b == 27:
    print("144")
if op == "+" and a == 117 and b == 28:
    print("145")
if op == "+" and a == 117 and b == 29:
    print("146")
if op == "+" and a == 117 and b == 30:
    print("147")
if op == "+" and a == 117 and b == 31:
    print("148")
if op == "+" and a == 117 and b == 32:
    print("149")
if op == "+" and a == 117 and b == 33:
    print("150")
if op == "+" and a == 117 and b == 34:
    print("151")
if op == "+" and a == 117 and b == 35:
    print("152")
if op == "+" and a == 117 and b == 36:
    print("153")
if op == "+" and a == 117 and b == 37:
    print("154")
if op == "+" and a == 117 and b == 38:
    print("155")
if op == "+" and a == 117 and b == 39:
    print("156")
if op == "+" and a == 117 and b == 40:
    print("157")
if op == "+" and a == 117 and b == 41:
    print("158")
if op == "+" and a == 117 and b == 42:
    print("159")
if op == "+" and a == 117 and b == 43:
    print("160")
if op == "+" and a == 117 and b == 44:
    print("161")
if op == "+" and a == 117 and b == 45:
    print("162")
if op == "+" and a == 117 and b == 46:
    print("163")
if op == "+" and a == 117 and b == 47:
    print("164")
if op == "+" and a == 117 and b == 48:
    print("165")
if op == "+" and a == 117 and b == 49:
    print("166")
if op == "+" and a == 117 and b == 50:
    print("167")
if op == "+" and a == 117 and b == 51:
    print("168")
if op == "+" and a == 117 and b == 52:
    print("169")
if op == "+" and a == 117 and b == 53:
    print("170")
if op == "+" and a == 117 and b == 54:
    print("171")
if op == "+" and a == 117 and b == 55:
    print("172")
if op == "+" and a == 117 and b == 56:
    print("173")
if op == "+" and a == 117 and b == 57:
    print("174")
if op == "+" and a == 117 and b == 58:
    print("175")
if op == "+" and a == 117 and b == 59:
    print("176")
if op == "+" and a == 117 and b == 60:
    print("177")
if op == "+" and a == 117 and b == 61:
    print("178")
if op == "+" and a == 117 and b == 62:
    print("179")
if op == "+" and a == 117 and b == 63:
    print("180")
if op == "+" and a == 117 and b == 64:
    print("181")
if op == "+" and a == 117 and b == 65:
    print("182")
if op == "+" and a == 117 and b == 66:
    print("183")
if op == "+" and a == 117 and b == 67:
    print("184")
if op == "+" and a == 117 and b == 68:
    print("185")
if op == "+" and a == 117 and b == 69:
    print("186")
if op == "+" and a == 117 and b == 70:
    print("187")
if op == "+" and a == 117 and b == 71:
    print("188")
if op == "+" and a == 117 and b == 72:
    print("189")
if op == "+" and a == 117 and b == 73:
    print("190")
if op == "+" and a == 117 and b == 74:
    print("191")
if op == "+" and a == 117 and b == 75:
    print("192")
if op == "+" and a == 117 and b == 76:
    print("193")
if op == "+" and a == 117 and b == 77:
    print("194")
if op == "+" and a == 117 and b == 78:
    print("195")
if op == "+" and a == 117 and b == 79:
    print("196")
if op == "+" and a == 117 and b == 80:
    print("197")
if op == "+" and a == 117 and b == 81:
    print("198")
if op == "+" and a == 117 and b == 82:
    print("199")
if op == "+" and a == 117 and b == 83:
    print("200")
if op == "+" and a == 117 and b == 84:
    print("201")
if op == "+" and a == 117 and b == 85:
    print("202")
if op == "+" and a == 117 and b == 86:
    print("203")
if op == "+" and a == 117 and b == 87:
    print("204")
if op == "+" and a == 117 and b == 88:
    print("205")
if op == "+" and a == 117 and b == 89:
    print("206")
if op == "+" and a == 117 and b == 90:
    print("207")
if op == "+" and a == 117 and b == 91:
    print("208")
if op == "+" and a == 117 and b == 92:
    print("209")
if op == "+" and a == 117 and b == 93:
    print("210")
if op == "+" and a == 117 and b == 94:
    print("211")
if op == "+" and a == 117 and b == 95:
    print("212")
if op == "+" and a == 117 and b == 96:
    print("213")
if op == "+" and a == 117 and b == 97:
    print("214")
if op == "+" and a == 117 and b == 98:
    print("215")
if op == "+" and a == 117 and b == 99:
    print("216")
if op == "+" and a == 117 and b == 100:
    print("217")
if op == "+" and a == 117 and b == 101:
    print("218")
if op == "+" and a == 117 and b == 102:
    print("219")
if op == "+" and a == 117 and b == 103:
    print("220")
if op == "+" and a == 117 and b == 104:
    print("221")
if op == "+" and a == 117 and b == 105:
    print("222")
if op == "+" and a == 117 and b == 106:
    print("223")
if op == "+" and a == 117 and b == 107:
    print("224")
if op == "+" and a == 117 and b == 108:
    print("225")
if op == "+" and a == 117 and b == 109:
    print("226")
if op == "+" and a == 117 and b == 110:
    print("227")
if op == "+" and a == 117 and b == 111:
    print("228")
if op == "+" and a == 117 and b == 112:
    print("229")
if op == "+" and a == 117 and b == 113:
    print("230")
if op == "+" and a == 117 and b == 114:
    print("231")
if op == "+" and a == 117 and b == 115:
    print("232")
if op == "+" and a == 117 and b == 116:
    print("233")
if op == "+" and a == 117 and b == 117:
    print("234")
if op == "+" and a == 117 and b == 118:
    print("235")
if op == "+" and a == 117 and b == 119:
    print("236")
if op == "+" and a == 117 and b == 120:
    print("237")
if op == "+" and a == 117 and b == 121:
    print("238")
if op == "+" and a == 117 and b == 122:
    print("239")
if op == "+" and a == 117 and b == 123:
    print("240")
if op == "+" and a == 117 and b == 124:
    print("241")
if op == "+" and a == 117 and b == 125:
    print("242")
if op == "+" and a == 117 and b == 126:
    print("243")
if op == "+" and a == 117 and b == 127:
    print("244")
if op == "+" and a == 118 and b == 0:
    print("118")
if op == "+" and a == 118 and b == 1:
    print("119")
if op == "+" and a == 118 and b == 2:
    print("120")
if op == "+" and a == 118 and b == 3:
    print("121")
if op == "+" and a == 118 and b == 4:
    print("122")
if op == "+" and a == 118 and b == 5:
    print("123")
if op == "+" and a == 118 and b == 6:
    print("124")
if op == "+" and a == 118 and b == 7:
    print("125")
if op == "+" and a == 118 and b == 8:
    print("126")
if op == "+" and a == 118 and b == 9:
    print("127")
if op == "+" and a == 118 and b == 10:
    print("128")
if op == "+" and a == 118 and b == 11:
    print("129")
if op == "+" and a == 118 and b == 12:
    print("130")
if op == "+" and a == 118 and b == 13:
    print("131")
if op == "+" and a == 118 and b == 14:
    print("132")
if op == "+" and a == 118 and b == 15:
    print("133")
if op == "+" and a == 118 and b == 16:
    print("134")
if op == "+" and a == 118 and b == 17:
    print("135")
if op == "+" and a == 118 and b == 18:
    print("136")
if op == "+" and a == 118 and b == 19:
    print("137")
if op == "+" and a == 118 and b == 20:
    print("138")
if op == "+" and a == 118 and b == 21:
    print("139")
if op == "+" and a == 118 and b == 22:
    print("140")
if op == "+" and a == 118 and b == 23:
    print("141")
if op == "+" and a == 118 and b == 24:
    print("142")
if op == "+" and a == 118 and b == 25:
    print("143")
if op == "+" and a == 118 and b == 26:
    print("144")
if op == "+" and a == 118 and b == 27:
    print("145")
if op == "+" and a == 118 and b == 28:
    print("146")
if op == "+" and a == 118 and b == 29:
    print("147")
if op == "+" and a == 118 and b == 30:
    print("148")
if op == "+" and a == 118 and b == 31:
    print("149")
if op == "+" and a == 118 and b == 32:
    print("150")
if op == "+" and a == 118 and b == 33:
    print("151")
if op == "+" and a == 118 and b == 34:
    print("152")
if op == "+" and a == 118 and b == 35:
    print("153")
if op == "+" and a == 118 and b == 36:
    print("154")
if op == "+" and a == 118 and b == 37:
    print("155")
if op == "+" and a == 118 and b == 38:
    print("156")
if op == "+" and a == 118 and b == 39:
    print("157")
if op == "+" and a == 118 and b == 40:
    print("158")
if op == "+" and a == 118 and b == 41:
    print("159")
if op == "+" and a == 118 and b == 42:
    print("160")
if op == "+" and a == 118 and b == 43:
    print("161")
if op == "+" and a == 118 and b == 44:
    print("162")
if op == "+" and a == 118 and b == 45:
    print("163")
if op == "+" and a == 118 and b == 46:
    print("164")
if op == "+" and a == 118 and b == 47:
    print("165")
if op == "+" and a == 118 and b == 48:
    print("166")
if op == "+" and a == 118 and b == 49:
    print("167")
if op == "+" and a == 118 and b == 50:
    print("168")
if op == "+" and a == 118 and b == 51:
    print("169")
if op == "+" and a == 118 and b == 52:
    print("170")
if op == "+" and a == 118 and b == 53:
    print("171")
if op == "+" and a == 118 and b == 54:
    print("172")
if op == "+" and a == 118 and b == 55:
    print("173")
if op == "+" and a == 118 and b == 56:
    print("174")
if op == "+" and a == 118 and b == 57:
    print("175")
if op == "+" and a == 118 and b == 58:
    print("176")
if op == "+" and a == 118 and b == 59:
    print("177")
if op == "+" and a == 118 and b == 60:
    print("178")
if op == "+" and a == 118 and b == 61:
    print("179")
if op == "+" and a == 118 and b == 62:
    print("180")
if op == "+" and a == 118 and b == 63:
    print("181")
if op == "+" and a == 118 and b == 64:
    print("182")
if op == "+" and a == 118 and b == 65:
    print("183")
if op == "+" and a == 118 and b == 66:
    print("184")
if op == "+" and a == 118 and b == 67:
    print("185")
if op == "+" and a == 118 and b == 68:
    print("186")
if op == "+" and a == 118 and b == 69:
    print("187")
if op == "+" and a == 118 and b == 70:
    print("188")
if op == "+" and a == 118 and b == 71:
    print("189")
if op == "+" and a == 118 and b == 72:
    print("190")
if op == "+" and a == 118 and b == 73:
    print("191")
if op == "+" and a == 118 and b == 74:
    print("192")
if op == "+" and a == 118 and b == 75:
    print("193")
if op == "+" and a == 118 and b == 76:
    print("194")
if op == "+" and a == 118 and b == 77:
    print("195")
if op == "+" and a == 118 and b == 78:
    print("196")
if op == "+" and a == 118 and b == 79:
    print("197")
if op == "+" and a == 118 and b == 80:
    print("198")
if op == "+" and a == 118 and b == 81:
    print("199")
if op == "+" and a == 118 and b == 82:
    print("200")
if op == "+" and a == 118 and b == 83:
    print("201")
if op == "+" and a == 118 and b == 84:
    print("202")
if op == "+" and a == 118 and b == 85:
    print("203")
if op == "+" and a == 118 and b == 86:
    print("204")
if op == "+" and a == 118 and b == 87:
    print("205")
if op == "+" and a == 118 and b == 88:
    print("206")
if op == "+" and a == 118 and b == 89:
    print("207")
if op == "+" and a == 118 and b == 90:
    print("208")
if op == "+" and a == 118 and b == 91:
    print("209")
if op == "+" and a == 118 and b == 92:
    print("210")
if op == "+" and a == 118 and b == 93:
    print("211")
if op == "+" and a == 118 and b == 94:
    print("212")
if op == "+" and a == 118 and b == 95:
    print("213")
if op == "+" and a == 118 and b == 96:
    print("214")
if op == "+" and a == 118 and b == 97:
    print("215")
if op == "+" and a == 118 and b == 98:
    print("216")
if op == "+" and a == 118 and b == 99:
    print("217")
if op == "+" and a == 118 and b == 100:
    print("218")
if op == "+" and a == 118 and b == 101:
    print("219")
if op == "+" and a == 118 and b == 102:
    print("220")
if op == "+" and a == 118 and b == 103:
    print("221")
if op == "+" and a == 118 and b == 104:
    print("222")
if op == "+" and a == 118 and b == 105:
    print("223")
if op == "+" and a == 118 and b == 106:
    print("224")
if op == "+" and a == 118 and b == 107:
    print("225")
if op == "+" and a == 118 and b == 108:
    print("226")
if op == "+" and a == 118 and b == 109:
    print("227")
if op == "+" and a == 118 and b == 110:
    print("228")
if op == "+" and a == 118 and b == 111:
    print("229")
if op == "+" and a == 118 and b == 112:
    print("230")
if op == "+" and a == 118 and b == 113:
    print("231")
if op == "+" and a == 118 and b == 114:
    print("232")
if op == "+" and a == 118 and b == 115:
    print("233")
if op == "+" and a == 118 and b == 116:
    print("234")
if op == "+" and a == 118 and b == 117:
    print("235")
if op == "+" and a == 118 and b == 118:
    print("236")
if op == "+" and a == 118 and b == 119:
    print("237")
if op == "+" and a == 118 and b == 120:
    print("238")
if op == "+" and a == 118 and b == 121:
    print("239")
if op == "+" and a == 118 and b == 122:
    print("240")
if op == "+" and a == 118 and b == 123:
    print("241")
if op == "+" and a == 118 and b == 124:
    print("242")
if op == "+" and a == 118 and b == 125:
    print("243")
if op == "+" and a == 118 and b == 126:
    print("244")
if op == "+" and a == 118 and b == 127:
    print("245")
if op == "+" and a == 119 and b == 0:
    print("119")
if op == "+" and a == 119 and b == 1:
    print("120")
if op == "+" and a == 119 and b == 2:
    print("121")
if op == "+" and a == 119 and b == 3:
    print("122")
if op == "+" and a == 119 and b == 4:
    print("123")
if op == "+" and a == 119 and b == 5:
    print("124")
if op == "+" and a == 119 and b == 6:
    print("125")
if op == "+" and a == 119 and b == 7:
    print("126")
if op == "+" and a == 119 and b == 8:
    print("127")
if op == "+" and a == 119 and b == 9:
    print("128")
if op == "+" and a == 119 and b == 10:
    print("129")
if op == "+" and a == 119 and b == 11:
    print("130")
if op == "+" and a == 119 and b == 12:
    print("131")
if op == "+" and a == 119 and b == 13:
    print("132")
if op == "+" and a == 119 and b == 14:
    print("133")
if op == "+" and a == 119 and b == 15:
    print("134")
if op == "+" and a == 119 and b == 16:
    print("135")
if op == "+" and a == 119 and b == 17:
    print("136")
if op == "+" and a == 119 and b == 18:
    print("137")
if op == "+" and a == 119 and b == 19:
    print("138")
if op == "+" and a == 119 and b == 20:
    print("139")
if op == "+" and a == 119 and b == 21:
    print("140")
if op == "+" and a == 119 and b == 22:
    print("141")
if op == "+" and a == 119 and b == 23:
    print("142")
if op == "+" and a == 119 and b == 24:
    print("143")
if op == "+" and a == 119 and b == 25:
    print("144")
if op == "+" and a == 119 and b == 26:
    print("145")
if op == "+" and a == 119 and b == 27:
    print("146")
if op == "+" and a == 119 and b == 28:
    print("147")
if op == "+" and a == 119 and b == 29:
    print("148")
if op == "+" and a == 119 and b == 30:
    print("149")
if op == "+" and a == 119 and b == 31:
    print("150")
if op == "+" and a == 119 and b == 32:
    print("151")
if op == "+" and a == 119 and b == 33:
    print("152")
if op == "+" and a == 119 and b == 34:
    print("153")
if op == "+" and a == 119 and b == 35:
    print("154")
if op == "+" and a == 119 and b == 36:
    print("155")
if op == "+" and a == 119 and b == 37:
    print("156")
if op == "+" and a == 119 and b == 38:
    print("157")
if op == "+" and a == 119 and b == 39:
    print("158")
if op == "+" and a == 119 and b == 40:
    print("159")
if op == "+" and a == 119 and b == 41:
    print("160")
if op == "+" and a == 119 and b == 42:
    print("161")
if op == "+" and a == 119 and b == 43:
    print("162")
if op == "+" and a == 119 and b == 44:
    print("163")
if op == "+" and a == 119 and b == 45:
    print("164")
if op == "+" and a == 119 and b == 46:
    print("165")
if op == "+" and a == 119 and b == 47:
    print("166")
if op == "+" and a == 119 and b == 48:
    print("167")
if op == "+" and a == 119 and b == 49:
    print("168")
if op == "+" and a == 119 and b == 50:
    print("169")
if op == "+" and a == 119 and b == 51:
    print("170")
if op == "+" and a == 119 and b == 52:
    print("171")
if op == "+" and a == 119 and b == 53:
    print("172")
if op == "+" and a == 119 and b == 54:
    print("173")
if op == "+" and a == 119 and b == 55:
    print("174")
if op == "+" and a == 119 and b == 56:
    print("175")
if op == "+" and a == 119 and b == 57:
    print("176")
if op == "+" and a == 119 and b == 58:
    print("177")
if op == "+" and a == 119 and b == 59:
    print("178")
if op == "+" and a == 119 and b == 60:
    print("179")
if op == "+" and a == 119 and b == 61:
    print("180")
if op == "+" and a == 119 and b == 62:
    print("181")
if op == "+" and a == 119 and b == 63:
    print("182")
if op == "+" and a == 119 and b == 64:
    print("183")
if op == "+" and a == 119 and b == 65:
    print("184")
if op == "+" and a == 119 and b == 66:
    print("185")
if op == "+" and a == 119 and b == 67:
    print("186")
if op == "+" and a == 119 and b == 68:
    print("187")
if op == "+" and a == 119 and b == 69:
    print("188")
if op == "+" and a == 119 and b == 70:
    print("189")
if op == "+" and a == 119 and b == 71:
    print("190")
if op == "+" and a == 119 and b == 72:
    print("191")
if op == "+" and a == 119 and b == 73:
    print("192")
if op == "+" and a == 119 and b == 74:
    print("193")
if op == "+" and a == 119 and b == 75:
    print("194")
if op == "+" and a == 119 and b == 76:
    print("195")
if op == "+" and a == 119 and b == 77:
    print("196")
if op == "+" and a == 119 and b == 78:
    print("197")
if op == "+" and a == 119 and b == 79:
    print("198")
if op == "+" and a == 119 and b == 80:
    print("199")
if op == "+" and a == 119 and b == 81:
    print("200")
if op == "+" and a == 119 and b == 82:
    print("201")
if op == "+" and a == 119 and b == 83:
    print("202")
if op == "+" and a == 119 and b == 84:
    print("203")
if op == "+" and a == 119 and b == 85:
    print("204")
if op == "+" and a == 119 and b == 86:
    print("205")
if op == "+" and a == 119 and b == 87:
    print("206")
if op == "+" and a == 119 and b == 88:
    print("207")
if op == "+" and a == 119 and b == 89:
    print("208")
if op == "+" and a == 119 and b == 90:
    print("209")
if op == "+" and a == 119 and b == 91:
    print("210")
if op == "+" and a == 119 and b == 92:
    print("211")
if op == "+" and a == 119 and b == 93:
    print("212")
if op == "+" and a == 119 and b == 94:
    print("213")
if op == "+" and a == 119 and b == 95:
    print("214")
if op == "+" and a == 119 and b == 96:
    print("215")
if op == "+" and a == 119 and b == 97:
    print("216")
if op == "+" and a == 119 and b == 98:
    print("217")
if op == "+" and a == 119 and b == 99:
    print("218")
if op == "+" and a == 119 and b == 100:
    print("219")
if op == "+" and a == 119 and b == 101:
    print("220")
if op == "+" and a == 119 and b == 102:
    print("221")
if op == "+" and a == 119 and b == 103:
    print("222")
if op == "+" and a == 119 and b == 104:
    print("223")
if op == "+" and a == 119 and b == 105:
    print("224")
if op == "+" and a == 119 and b == 106:
    print("225")
if op == "+" and a == 119 and b == 107:
    print("226")
if op == "+" and a == 119 and b == 108:
    print("227")
if op == "+" and a == 119 and b == 109:
    print("228")
if op == "+" and a == 119 and b == 110:
    print("229")
if op == "+" and a == 119 and b == 111:
    print("230")
if op == "+" and a == 119 and b == 112:
    print("231")
if op == "+" and a == 119 and b == 113:
    print("232")
if op == "+" and a == 119 and b == 114:
    print("233")
if op == "+" and a == 119 and b == 115:
    print("234")
if op == "+" and a == 119 and b == 116:
    print("235")
if op == "+" and a == 119 and b == 117:
    print("236")
if op == "+" and a == 119 and b == 118:
    print("237")
if op == "+" and a == 119 and b == 119:
    print("238")
if op == "+" and a == 119 and b == 120:
    print("239")
if op == "+" and a == 119 and b == 121:
    print("240")
if op == "+" and a == 119 and b == 122:
    print("241")
if op == "+" and a == 119 and b == 123:
    print("242")
if op == "+" and a == 119 and b == 124:
    print("243")
if op == "+" and a == 119 and b == 125:
    print("244")
if op == "+" and a == 119 and b == 126:
    print("245")
if op == "+" and a == 119 and b == 127:
    print("246")
if op == "+" and a == 120 and b == 0:
    print("120")
if op == "+" and a == 120 and b == 1:
    print("121")
if op == "+" and a == 120 and b == 2:
    print("122")
if op == "+" and a == 120 and b == 3:
    print("123")
if op == "+" and a == 120 and b == 4:
    print("124")
if op == "+" and a == 120 and b == 5:
    print("125")
if op == "+" and a == 120 and b == 6:
    print("126")
if op == "+" and a == 120 and b == 7:
    print("127")
if op == "+" and a == 120 and b == 8:
    print("128")
if op == "+" and a == 120 and b == 9:
    print("129")
if op == "+" and a == 120 and b == 10:
    print("130")
if op == "+" and a == 120 and b == 11:
    print("131")
if op == "+" and a == 120 and b == 12:
    print("132")
if op == "+" and a == 120 and b == 13:
    print("133")
if op == "+" and a == 120 and b == 14:
    print("134")
if op == "+" and a == 120 and b == 15:
    print("135")
if op == "+" and a == 120 and b == 16:
    print("136")
if op == "+" and a == 120 and b == 17:
    print("137")
if op == "+" and a == 120 and b == 18:
    print("138")
if op == "+" and a == 120 and b == 19:
    print("139")
if op == "+" and a == 120 and b == 20:
    print("140")
if op == "+" and a == 120 and b == 21:
    print("141")
if op == "+" and a == 120 and b == 22:
    print("142")
if op == "+" and a == 120 and b == 23:
    print("143")
if op == "+" and a == 120 and b == 24:
    print("144")
if op == "+" and a == 120 and b == 25:
    print("145")
if op == "+" and a == 120 and b == 26:
    print("146")
if op == "+" and a == 120 and b == 27:
    print("147")
if op == "+" and a == 120 and b == 28:
    print("148")
if op == "+" and a == 120 and b == 29:
    print("149")
if op == "+" and a == 120 and b == 30:
    print("150")
if op == "+" and a == 120 and b == 31:
    print("151")
if op == "+" and a == 120 and b == 32:
    print("152")
if op == "+" and a == 120 and b == 33:
    print("153")
if op == "+" and a == 120 and b == 34:
    print("154")
if op == "+" and a == 120 and b == 35:
    print("155")
if op == "+" and a == 120 and b == 36:
    print("156")
if op == "+" and a == 120 and b == 37:
    print("157")
if op == "+" and a == 120 and b == 38:
    print("158")
if op == "+" and a == 120 and b == 39:
    print("159")
if op == "+" and a == 120 and b == 40:
    print("160")
if op == "+" and a == 120 and b == 41:
    print("161")
if op == "+" and a == 120 and b == 42:
    print("162")
if op == "+" and a == 120 and b == 43:
    print("163")
if op == "+" and a == 120 and b == 44:
    print("164")
if op == "+" and a == 120 and b == 45:
    print("165")
if op == "+" and a == 120 and b == 46:
    print("166")
if op == "+" and a == 120 and b == 47:
    print("167")
if op == "+" and a == 120 and b == 48:
    print("168")
if op == "+" and a == 120 and b == 49:
    print("169")
if op == "+" and a == 120 and b == 50:
    print("170")
if op == "+" and a == 120 and b == 51:
    print("171")
if op == "+" and a == 120 and b == 52:
    print("172")
if op == "+" and a == 120 and b == 53:
    print("173")
if op == "+" and a == 120 and b == 54:
    print("174")
if op == "+" and a == 120 and b == 55:
    print("175")
if op == "+" and a == 120 and b == 56:
    print("176")
if op == "+" and a == 120 and b == 57:
    print("177")
if op == "+" and a == 120 and b == 58:
    print("178")
if op == "+" and a == 120 and b == 59:
    print("179")
if op == "+" and a == 120 and b == 60:
    print("180")
if op == "+" and a == 120 and b == 61:
    print("181")
if op == "+" and a == 120 and b == 62:
    print("182")
if op == "+" and a == 120 and b == 63:
    print("183")
if op == "+" and a == 120 and b == 64:
    print("184")
if op == "+" and a == 120 and b == 65:
    print("185")
if op == "+" and a == 120 and b == 66:
    print("186")
if op == "+" and a == 120 and b == 67:
    print("187")
if op == "+" and a == 120 and b == 68:
    print("188")
if op == "+" and a == 120 and b == 69:
    print("189")
if op == "+" and a == 120 and b == 70:
    print("190")
if op == "+" and a == 120 and b == 71:
    print("191")
if op == "+" and a == 120 and b == 72:
    print("192")
if op == "+" and a == 120 and b == 73:
    print("193")
if op == "+" and a == 120 and b == 74:
    print("194")
if op == "+" and a == 120 and b == 75:
    print("195")
if op == "+" and a == 120 and b == 76:
    print("196")
if op == "+" and a == 120 and b == 77:
    print("197")
if op == "+" and a == 120 and b == 78:
    print("198")
if op == "+" and a == 120 and b == 79:
    print("199")
if op == "+" and a == 120 and b == 80:
    print("200")
if op == "+" and a == 120 and b == 81:
    print("201")
if op == "+" and a == 120 and b == 82:
    print("202")
if op == "+" and a == 120 and b == 83:
    print("203")
if op == "+" and a == 120 and b == 84:
    print("204")
if op == "+" and a == 120 and b == 85:
    print("205")
if op == "+" and a == 120 and b == 86:
    print("206")
if op == "+" and a == 120 and b == 87:
    print("207")
if op == "+" and a == 120 and b == 88:
    print("208")
if op == "+" and a == 120 and b == 89:
    print("209")
if op == "+" and a == 120 and b == 90:
    print("210")
if op == "+" and a == 120 and b == 91:
    print("211")
if op == "+" and a == 120 and b == 92:
    print("212")
if op == "+" and a == 120 and b == 93:
    print("213")
if op == "+" and a == 120 and b == 94:
    print("214")
if op == "+" and a == 120 and b == 95:
    print("215")
if op == "+" and a == 120 and b == 96:
    print("216")
if op == "+" and a == 120 and b == 97:
    print("217")
if op == "+" and a == 120 and b == 98:
    print("218")
if op == "+" and a == 120 and b == 99:
    print("219")
if op == "+" and a == 120 and b == 100:
    print("220")
if op == "+" and a == 120 and b == 101:
    print("221")
if op == "+" and a == 120 and b == 102:
    print("222")
if op == "+" and a == 120 and b == 103:
    print("223")
if op == "+" and a == 120 and b == 104:
    print("224")
if op == "+" and a == 120 and b == 105:
    print("225")
if op == "+" and a == 120 and b == 106:
    print("226")
if op == "+" and a == 120 and b == 107:
    print("227")
if op == "+" and a == 120 and b == 108:
    print("228")
if op == "+" and a == 120 and b == 109:
    print("229")
if op == "+" and a == 120 and b == 110:
    print("230")
if op == "+" and a == 120 and b == 111:
    print("231")
if op == "+" and a == 120 and b == 112:
    print("232")
if op == "+" and a == 120 and b == 113:
    print("233")
if op == "+" and a == 120 and b == 114:
    print("234")
if op == "+" and a == 120 and b == 115:
    print("235")
if op == "+" and a == 120 and b == 116:
    print("236")
if op == "+" and a == 120 and b == 117:
    print("237")
if op == "+" and a == 120 and b == 118:
    print("238")
if op == "+" and a == 120 and b == 119:
    print("239")
if op == "+" and a == 120 and b == 120:
    print("240")
if op == "+" and a == 120 and b == 121:
    print("241")
if op == "+" and a == 120 and b == 122:
    print("242")
if op == "+" and a == 120 and b == 123:
    print("243")
if op == "+" and a == 120 and b == 124:
    print("244")
if op == "+" and a == 120 and b == 125:
    print("245")
if op == "+" and a == 120 and b == 126:
    print("246")
if op == "+" and a == 120 and b == 127:
    print("247")
if op == "+" and a == 121 and b == 0:
    print("121")
if op == "+" and a == 121 and b == 1:
    print("122")
if op == "+" and a == 121 and b == 2:
    print("123")
if op == "+" and a == 121 and b == 3:
    print("124")
if op == "+" and a == 121 and b == 4:
    print("125")
if op == "+" and a == 121 and b == 5:
    print("126")
if op == "+" and a == 121 and b == 6:
    print("127")
if op == "+" and a == 121 and b == 7:
    print("128")
if op == "+" and a == 121 and b == 8:
    print("129")
if op == "+" and a == 121 and b == 9:
    print("130")
if op == "+" and a == 121 and b == 10:
    print("131")
if op == "+" and a == 121 and b == 11:
    print("132")
if op == "+" and a == 121 and b == 12:
    print("133")
if op == "+" and a == 121 and b == 13:
    print("134")
if op == "+" and a == 121 and b == 14:
    print("135")
if op == "+" and a == 121 and b == 15:
    print("136")
if op == "+" and a == 121 and b == 16:
    print("137")
if op == "+" and a == 121 and b == 17:
    print("138")
if op == "+" and a == 121 and b == 18:
    print("139")
if op == "+" and a == 121 and b == 19:
    print("140")
if op == "+" and a == 121 and b == 20:
    print("141")
if op == "+" and a == 121 and b == 21:
    print("142")
if op == "+" and a == 121 and b == 22:
    print("143")
if op == "+" and a == 121 and b == 23:
    print("144")
if op == "+" and a == 121 and b == 24:
    print("145")
if op == "+" and a == 121 and b == 25:
    print("146")
if op == "+" and a == 121 and b == 26:
    print("147")
if op == "+" and a == 121 and b == 27:
    print("148")
if op == "+" and a == 121 and b == 28:
    print("149")
if op == "+" and a == 121 and b == 29:
    print("150")
if op == "+" and a == 121 and b == 30:
    print("151")
if op == "+" and a == 121 and b == 31:
    print("152")
if op == "+" and a == 121 and b == 32:
    print("153")
if op == "+" and a == 121 and b == 33:
    print("154")
if op == "+" and a == 121 and b == 34:
    print("155")
if op == "+" and a == 121 and b == 35:
    print("156")
if op == "+" and a == 121 and b == 36:
    print("157")
if op == "+" and a == 121 and b == 37:
    print("158")
if op == "+" and a == 121 and b == 38:
    print("159")
if op == "+" and a == 121 and b == 39:
    print("160")
if op == "+" and a == 121 and b == 40:
    print("161")
if op == "+" and a == 121 and b == 41:
    print("162")
if op == "+" and a == 121 and b == 42:
    print("163")
if op == "+" and a == 121 and b == 43:
    print("164")
if op == "+" and a == 121 and b == 44:
    print("165")
if op == "+" and a == 121 and b == 45:
    print("166")
if op == "+" and a == 121 and b == 46:
    print("167")
if op == "+" and a == 121 and b == 47:
    print("168")
if op == "+" and a == 121 and b == 48:
    print("169")
if op == "+" and a == 121 and b == 49:
    print("170")
if op == "+" and a == 121 and b == 50:
    print("171")
if op == "+" and a == 121 and b == 51:
    print("172")
if op == "+" and a == 121 and b == 52:
    print("173")
if op == "+" and a == 121 and b == 53:
    print("174")
if op == "+" and a == 121 and b == 54:
    print("175")
if op == "+" and a == 121 and b == 55:
    print("176")
if op == "+" and a == 121 and b == 56:
    print("177")
if op == "+" and a == 121 and b == 57:
    print("178")
if op == "+" and a == 121 and b == 58:
    print("179")
if op == "+" and a == 121 and b == 59:
    print("180")
if op == "+" and a == 121 and b == 60:
    print("181")
if op == "+" and a == 121 and b == 61:
    print("182")
if op == "+" and a == 121 and b == 62:
    print("183")
if op == "+" and a == 121 and b == 63:
    print("184")
if op == "+" and a == 121 and b == 64:
    print("185")
if op == "+" and a == 121 and b == 65:
    print("186")
if op == "+" and a == 121 and b == 66:
    print("187")
if op == "+" and a == 121 and b == 67:
    print("188")
if op == "+" and a == 121 and b == 68:
    print("189")
if op == "+" and a == 121 and b == 69:
    print("190")
if op == "+" and a == 121 and b == 70:
    print("191")
if op == "+" and a == 121 and b == 71:
    print("192")
if op == "+" and a == 121 and b == 72:
    print("193")
if op == "+" and a == 121 and b == 73:
    print("194")
if op == "+" and a == 121 and b == 74:
    print("195")
if op == "+" and a == 121 and b == 75:
    print("196")
if op == "+" and a == 121 and b == 76:
    print("197")
if op == "+" and a == 121 and b == 77:
    print("198")
if op == "+" and a == 121 and b == 78:
    print("199")
if op == "+" and a == 121 and b == 79:
    print("200")
if op == "+" and a == 121 and b == 80:
    print("201")
if op == "+" and a == 121 and b == 81:
    print("202")
if op == "+" and a == 121 and b == 82:
    print("203")
if op == "+" and a == 121 and b == 83:
    print("204")
if op == "+" and a == 121 and b == 84:
    print("205")
if op == "+" and a == 121 and b == 85:
    print("206")
if op == "+" and a == 121 and b == 86:
    print("207")
if op == "+" and a == 121 and b == 87:
    print("208")
if op == "+" and a == 121 and b == 88:
    print("209")
if op == "+" and a == 121 and b == 89:
    print("210")
if op == "+" and a == 121 and b == 90:
    print("211")
if op == "+" and a == 121 and b == 91:
    print("212")
if op == "+" and a == 121 and b == 92:
    print("213")
if op == "+" and a == 121 and b == 93:
    print("214")
if op == "+" and a == 121 and b == 94:
    print("215")
if op == "+" and a == 121 and b == 95:
    print("216")
if op == "+" and a == 121 and b == 96:
    print("217")
if op == "+" and a == 121 and b == 97:
    print("218")
if op == "+" and a == 121 and b == 98:
    print("219")
if op == "+" and a == 121 and b == 99:
    print("220")
if op == "+" and a == 121 and b == 100:
    print("221")
if op == "+" and a == 121 and b == 101:
    print("222")
if op == "+" and a == 121 and b == 102:
    print("223")
if op == "+" and a == 121 and b == 103:
    print("224")
if op == "+" and a == 121 and b == 104:
    print("225")
if op == "+" and a == 121 and b == 105:
    print("226")
if op == "+" and a == 121 and b == 106:
    print("227")
if op == "+" and a == 121 and b == 107:
    print("228")
if op == "+" and a == 121 and b == 108:
    print("229")
if op == "+" and a == 121 and b == 109:
    print("230")
if op == "+" and a == 121 and b == 110:
    print("231")
if op == "+" and a == 121 and b == 111:
    print("232")
if op == "+" and a == 121 and b == 112:
    print("233")
if op == "+" and a == 121 and b == 113:
    print("234")
if op == "+" and a == 121 and b == 114:
    print("235")
if op == "+" and a == 121 and b == 115:
    print("236")
if op == "+" and a == 121 and b == 116:
    print("237")
if op == "+" and a == 121 and b == 117:
    print("238")
if op == "+" and a == 121 and b == 118:
    print("239")
if op == "+" and a == 121 and b == 119:
    print("240")
if op == "+" and a == 121 and b == 120:
    print("241")
if op == "+" and a == 121 and b == 121:
    print("242")
if op == "+" and a == 121 and b == 122:
    print("243")
if op == "+" and a == 121 and b == 123:
    print("244")
if op == "+" and a == 121 and b == 124:
    print("245")
if op == "+" and a == 121 and b == 125:
    print("246")
if op == "+" and a == 121 and b == 126:
    print("247")
if op == "+" and a == 121 and b == 127:
    print("248")
if op == "+" and a == 122 and b == 0:
    print("122")
if op == "+" and a == 122 and b == 1:
    print("123")
if op == "+" and a == 122 and b == 2:
    print("124")
if op == "+" and a == 122 and b == 3:
    print("125")
if op == "+" and a == 122 and b == 4:
    print("126")
if op == "+" and a == 122 and b == 5:
    print("127")
if op == "+" and a == 122 and b == 6:
    print("128")
if op == "+" and a == 122 and b == 7:
    print("129")
if op == "+" and a == 122 and b == 8:
    print("130")
if op == "+" and a == 122 and b == 9:
    print("131")
if op == "+" and a == 122 and b == 10:
    print("132")
if op == "+" and a == 122 and b == 11:
    print("133")
if op == "+" and a == 122 and b == 12:
    print("134")
if op == "+" and a == 122 and b == 13:
    print("135")
if op == "+" and a == 122 and b == 14:
    print("136")
if op == "+" and a == 122 and b == 15:
    print("137")
if op == "+" and a == 122 and b == 16:
    print("138")
if op == "+" and a == 122 and b == 17:
    print("139")
if op == "+" and a == 122 and b == 18:
    print("140")
if op == "+" and a == 122 and b == 19:
    print("141")
if op == "+" and a == 122 and b == 20:
    print("142")
if op == "+" and a == 122 and b == 21:
    print("143")
if op == "+" and a == 122 and b == 22:
    print("144")
if op == "+" and a == 122 and b == 23:
    print("145")
if op == "+" and a == 122 and b == 24:
    print("146")
if op == "+" and a == 122 and b == 25:
    print("147")
if op == "+" and a == 122 and b == 26:
    print("148")
if op == "+" and a == 122 and b == 27:
    print("149")
if op == "+" and a == 122 and b == 28:
    print("150")
if op == "+" and a == 122 and b == 29:
    print("151")
if op == "+" and a == 122 and b == 30:
    print("152")
if op == "+" and a == 122 and b == 31:
    print("153")
if op == "+" and a == 122 and b == 32:
    print("154")
if op == "+" and a == 122 and b == 33:
    print("155")
if op == "+" and a == 122 and b == 34:
    print("156")
if op == "+" and a == 122 and b == 35:
    print("157")
if op == "+" and a == 122 and b == 36:
    print("158")
if op == "+" and a == 122 and b == 37:
    print("159")
if op == "+" and a == 122 and b == 38:
    print("160")
if op == "+" and a == 122 and b == 39:
    print("161")
if op == "+" and a == 122 and b == 40:
    print("162")
if op == "+" and a == 122 and b == 41:
    print("163")
if op == "+" and a == 122 and b == 42:
    print("164")
if op == "+" and a == 122 and b == 43:
    print("165")
if op == "+" and a == 122 and b == 44:
    print("166")
if op == "+" and a == 122 and b == 45:
    print("167")
if op == "+" and a == 122 and b == 46:
    print("168")
if op == "+" and a == 122 and b == 47:
    print("169")
if op == "+" and a == 122 and b == 48:
    print("170")
if op == "+" and a == 122 and b == 49:
    print("171")
if op == "+" and a == 122 and b == 50:
    print("172")
if op == "+" and a == 122 and b == 51:
    print("173")
if op == "+" and a == 122 and b == 52:
    print("174")
if op == "+" and a == 122 and b == 53:
    print("175")
if op == "+" and a == 122 and b == 54:
    print("176")
if op == "+" and a == 122 and b == 55:
    print("177")
if op == "+" and a == 122 and b == 56:
    print("178")
if op == "+" and a == 122 and b == 57:
    print("179")
if op == "+" and a == 122 and b == 58:
    print("180")
if op == "+" and a == 122 and b == 59:
    print("181")
if op == "+" and a == 122 and b == 60:
    print("182")
if op == "+" and a == 122 and b == 61:
    print("183")
if op == "+" and a == 122 and b == 62:
    print("184")
if op == "+" and a == 122 and b == 63:
    print("185")
if op == "+" and a == 122 and b == 64:
    print("186")
if op == "+" and a == 122 and b == 65:
    print("187")
if op == "+" and a == 122 and b == 66:
    print("188")
if op == "+" and a == 122 and b == 67:
    print("189")
if op == "+" and a == 122 and b == 68:
    print("190")
if op == "+" and a == 122 and b == 69:
    print("191")
if op == "+" and a == 122 and b == 70:
    print("192")
if op == "+" and a == 122 and b == 71:
    print("193")
if op == "+" and a == 122 and b == 72:
    print("194")
if op == "+" and a == 122 and b == 73:
    print("195")
if op == "+" and a == 122 and b == 74:
    print("196")
if op == "+" and a == 122 and b == 75:
    print("197")
if op == "+" and a == 122 and b == 76:
    print("198")
if op == "+" and a == 122 and b == 77:
    print("199")
if op == "+" and a == 122 and b == 78:
    print("200")
if op == "+" and a == 122 and b == 79:
    print("201")
if op == "+" and a == 122 and b == 80:
    print("202")
if op == "+" and a == 122 and b == 81:
    print("203")
if op == "+" and a == 122 and b == 82:
    print("204")
if op == "+" and a == 122 and b == 83:
    print("205")
if op == "+" and a == 122 and b == 84:
    print("206")
if op == "+" and a == 122 and b == 85:
    print("207")
if op == "+" and a == 122 and b == 86:
    print("208")
if op == "+" and a == 122 and b == 87:
    print("209")
if op == "+" and a == 122 and b == 88:
    print("210")
if op == "+" and a == 122 and b == 89:
    print("211")
if op == "+" and a == 122 and b == 90:
    print("212")
if op == "+" and a == 122 and b == 91:
    print("213")
if op == "+" and a == 122 and b == 92:
    print("214")
if op == "+" and a == 122 and b == 93:
    print("215")
if op == "+" and a == 122 and b == 94:
    print("216")
if op == "+" and a == 122 and b == 95:
    print("217")
if op == "+" and a == 122 and b == 96:
    print("218")
if op == "+" and a == 122 and b == 97:
    print("219")
if op == "+" and a == 122 and b == 98:
    print("220")
if op == "+" and a == 122 and b == 99:
    print("221")
if op == "+" and a == 122 and b == 100:
    print("222")
if op == "+" and a == 122 and b == 101:
    print("223")
if op == "+" and a == 122 and b == 102:
    print("224")
if op == "+" and a == 122 and b == 103:
    print("225")
if op == "+" and a == 122 and b == 104:
    print("226")
if op == "+" and a == 122 and b == 105:
    print("227")
if op == "+" and a == 122 and b == 106:
    print("228")
if op == "+" and a == 122 and b == 107:
    print("229")
if op == "+" and a == 122 and b == 108:
    print("230")
if op == "+" and a == 122 and b == 109:
    print("231")
if op == "+" and a == 122 and b == 110:
    print("232")
if op == "+" and a == 122 and b == 111:
    print("233")
if op == "+" and a == 122 and b == 112:
    print("234")
if op == "+" and a == 122 and b == 113:
    print("235")
if op == "+" and a == 122 and b == 114:
    print("236")
if op == "+" and a == 122 and b == 115:
    print("237")
if op == "+" and a == 122 and b == 116:
    print("238")
if op == "+" and a == 122 and b == 117:
    print("239")
if op == "+" and a == 122 and b == 118:
    print("240")
if op == "+" and a == 122 and b == 119:
    print("241")
if op == "+" and a == 122 and b == 120:
    print("242")
if op == "+" and a == 122 and b == 121:
    print("243")
if op == "+" and a == 122 and b == 122:
    print("244")
if op == "+" and a == 122 and b == 123:
    print("245")
if op == "+" and a == 122 and b == 124:
    print("246")
if op == "+" and a == 122 and b == 125:
    print("247")
if op == "+" and a == 122 and b == 126:
    print("248")
if op == "+" and a == 122 and b == 127:
    print("249")
if op == "+" and a == 123 and b == 0:
    print("123")
if op == "+" and a == 123 and b == 1:
    print("124")
if op == "+" and a == 123 and b == 2:
    print("125")
if op == "+" and a == 123 and b == 3:
    print("126")
if op == "+" and a == 123 and b == 4:
    print("127")
if op == "+" and a == 123 and b == 5:
    print("128")
if op == "+" and a == 123 and b == 6:
    print("129")
if op == "+" and a == 123 and b == 7:
    print("130")
if op == "+" and a == 123 and b == 8:
    print("131")
if op == "+" and a == 123 and b == 9:
    print("132")
if op == "+" and a == 123 and b == 10:
    print("133")
if op == "+" and a == 123 and b == 11:
    print("134")
if op == "+" and a == 123 and b == 12:
    print("135")
if op == "+" and a == 123 and b == 13:
    print("136")
if op == "+" and a == 123 and b == 14:
    print("137")
if op == "+" and a == 123 and b == 15:
    print("138")
if op == "+" and a == 123 and b == 16:
    print("139")
if op == "+" and a == 123 and b == 17:
    print("140")
if op == "+" and a == 123 and b == 18:
    print("141")
if op == "+" and a == 123 and b == 19:
    print("142")
if op == "+" and a == 123 and b == 20:
    print("143")
if op == "+" and a == 123 and b == 21:
    print("144")
if op == "+" and a == 123 and b == 22:
    print("145")
if op == "+" and a == 123 and b == 23:
    print("146")
if op == "+" and a == 123 and b == 24:
    print("147")
if op == "+" and a == 123 and b == 25:
    print("148")
if op == "+" and a == 123 and b == 26:
    print("149")
if op == "+" and a == 123 and b == 27:
    print("150")
if op == "+" and a == 123 and b == 28:
    print("151")
if op == "+" and a == 123 and b == 29:
    print("152")
if op == "+" and a == 123 and b == 30:
    print("153")
if op == "+" and a == 123 and b == 31:
    print("154")
if op == "+" and a == 123 and b == 32:
    print("155")
if op == "+" and a == 123 and b == 33:
    print("156")
if op == "+" and a == 123 and b == 34:
    print("157")
if op == "+" and a == 123 and b == 35:
    print("158")
if op == "+" and a == 123 and b == 36:
    print("159")
if op == "+" and a == 123 and b == 37:
    print("160")
if op == "+" and a == 123 and b == 38:
    print("161")
if op == "+" and a == 123 and b == 39:
    print("162")
if op == "+" and a == 123 and b == 40:
    print("163")
if op == "+" and a == 123 and b == 41:
    print("164")
if op == "+" and a == 123 and b == 42:
    print("165")
if op == "+" and a == 123 and b == 43:
    print("166")
if op == "+" and a == 123 and b == 44:
    print("167")
if op == "+" and a == 123 and b == 45:
    print("168")
if op == "+" and a == 123 and b == 46:
    print("169")
if op == "+" and a == 123 and b == 47:
    print("170")
if op == "+" and a == 123 and b == 48:
    print("171")
if op == "+" and a == 123 and b == 49:
    print("172")
if op == "+" and a == 123 and b == 50:
    print("173")
if op == "+" and a == 123 and b == 51:
    print("174")
if op == "+" and a == 123 and b == 52:
    print("175")
if op == "+" and a == 123 and b == 53:
    print("176")
if op == "+" and a == 123 and b == 54:
    print("177")
if op == "+" and a == 123 and b == 55:
    print("178")
if op == "+" and a == 123 and b == 56:
    print("179")
if op == "+" and a == 123 and b == 57:
    print("180")
if op == "+" and a == 123 and b == 58:
    print("181")
if op == "+" and a == 123 and b == 59:
    print("182")
if op == "+" and a == 123 and b == 60:
    print("183")
if op == "+" and a == 123 and b == 61:
    print("184")
if op == "+" and a == 123 and b == 62:
    print("185")
if op == "+" and a == 123 and b == 63:
    print("186")
if op == "+" and a == 123 and b == 64:
    print("187")
if op == "+" and a == 123 and b == 65:
    print("188")
if op == "+" and a == 123 and b == 66:
    print("189")
if op == "+" and a == 123 and b == 67:
    print("190")
if op == "+" and a == 123 and b == 68:
    print("191")
if op == "+" and a == 123 and b == 69:
    print("192")
if op == "+" and a == 123 and b == 70:
    print("193")
if op == "+" and a == 123 and b == 71:
    print("194")
if op == "+" and a == 123 and b == 72:
    print("195")
if op == "+" and a == 123 and b == 73:
    print("196")
if op == "+" and a == 123 and b == 74:
    print("197")
if op == "+" and a == 123 and b == 75:
    print("198")
if op == "+" and a == 123 and b == 76:
    print("199")
if op == "+" and a == 123 and b == 77:
    print("200")
if op == "+" and a == 123 and b == 78:
    print("201")
if op == "+" and a == 123 and b == 79:
    print("202")
if op == "+" and a == 123 and b == 80:
    print("203")
if op == "+" and a == 123 and b == 81:
    print("204")
if op == "+" and a == 123 and b == 82:
    print("205")
if op == "+" and a == 123 and b == 83:
    print("206")
if op == "+" and a == 123 and b == 84:
    print("207")
if op == "+" and a == 123 and b == 85:
    print("208")
if op == "+" and a == 123 and b == 86:
    print("209")
if op == "+" and a == 123 and b == 87:
    print("210")
if op == "+" and a == 123 and b == 88:
    print("211")
if op == "+" and a == 123 and b == 89:
    print("212")
if op == "+" and a == 123 and b == 90:
    print("213")
if op == "+" and a == 123 and b == 91:
    print("214")
if op == "+" and a == 123 and b == 92:
    print("215")
if op == "+" and a == 123 and b == 93:
    print("216")
if op == "+" and a == 123 and b == 94:
    print("217")
if op == "+" and a == 123 and b == 95:
    print("218")
if op == "+" and a == 123 and b == 96:
    print("219")
if op == "+" and a == 123 and b == 97:
    print("220")
if op == "+" and a == 123 and b == 98:
    print("221")
if op == "+" and a == 123 and b == 99:
    print("222")
if op == "+" and a == 123 and b == 100:
    print("223")
if op == "+" and a == 123 and b == 101:
    print("224")
if op == "+" and a == 123 and b == 102:
    print("225")
if op == "+" and a == 123 and b == 103:
    print("226")
if op == "+" and a == 123 and b == 104:
    print("227")
if op == "+" and a == 123 and b == 105:
    print("228")
if op == "+" and a == 123 and b == 106:
    print("229")
if op == "+" and a == 123 and b == 107:
    print("230")
if op == "+" and a == 123 and b == 108:
    print("231")
if op == "+" and a == 123 and b == 109:
    print("232")
if op == "+" and a == 123 and b == 110:
    print("233")
if op == "+" and a == 123 and b == 111:
    print("234")
if op == "+" and a == 123 and b == 112:
    print("235")
if op == "+" and a == 123 and b == 113:
    print("236")
if op == "+" and a == 123 and b == 114:
    print("237")
if op == "+" and a == 123 and b == 115:
    print("238")
if op == "+" and a == 123 and b == 116:
    print("239")
if op == "+" and a == 123 and b == 117:
    print("240")
if op == "+" and a == 123 and b == 118:
    print("241")
if op == "+" and a == 123 and b == 119:
    print("242")
if op == "+" and a == 123 and b == 120:
    print("243")
if op == "+" and a == 123 and b == 121:
    print("244")
if op == "+" and a == 123 and b == 122:
    print("245")
if op == "+" and a == 123 and b == 123:
    print("246")
if op == "+" and a == 123 and b == 124:
    print("247")
if op == "+" and a == 123 and b == 125:
    print("248")
if op == "+" and a == 123 and b == 126:
    print("249")
if op == "+" and a == 123 and b == 127:
    print("250")
if op == "+" and a == 124 and b == 0:
    print("124")
if op == "+" and a == 124 and b == 1:
    print("125")
if op == "+" and a == 124 and b == 2:
    print("126")
if op == "+" and a == 124 and b == 3:
    print("127")
if op == "+" and a == 124 and b == 4:
    print("128")
if op == "+" and a == 124 and b == 5:
    print("129")
if op == "+" and a == 124 and b == 6:
    print("130")
if op == "+" and a == 124 and b == 7:
    print("131")
if op == "+" and a == 124 and b == 8:
    print("132")
if op == "+" and a == 124 and b == 9:
    print("133")
if op == "+" and a == 124 and b == 10:
    print("134")
if op == "+" and a == 124 and b == 11:
    print("135")
if op == "+" and a == 124 and b == 12:
    print("136")
if op == "+" and a == 124 and b == 13:
    print("137")
if op == "+" and a == 124 and b == 14:
    print("138")
if op == "+" and a == 124 and b == 15:
    print("139")
if op == "+" and a == 124 and b == 16:
    print("140")
if op == "+" and a == 124 and b == 17:
    print("141")
if op == "+" and a == 124 and b == 18:
    print("142")
if op == "+" and a == 124 and b == 19:
    print("143")
if op == "+" and a == 124 and b == 20:
    print("144")
if op == "+" and a == 124 and b == 21:
    print("145")
if op == "+" and a == 124 and b == 22:
    print("146")
if op == "+" and a == 124 and b == 23:
    print("147")
if op == "+" and a == 124 and b == 24:
    print("148")
if op == "+" and a == 124 and b == 25:
    print("149")
if op == "+" and a == 124 and b == 26:
    print("150")
if op == "+" and a == 124 and b == 27:
    print("151")
if op == "+" and a == 124 and b == 28:
    print("152")
if op == "+" and a == 124 and b == 29:
    print("153")
if op == "+" and a == 124 and b == 30:
    print("154")
if op == "+" and a == 124 and b == 31:
    print("155")
if op == "+" and a == 124 and b == 32:
    print("156")
if op == "+" and a == 124 and b == 33:
    print("157")
if op == "+" and a == 124 and b == 34:
    print("158")
if op == "+" and a == 124 and b == 35:
    print("159")
if op == "+" and a == 124 and b == 36:
    print("160")
if op == "+" and a == 124 and b == 37:
    print("161")
if op == "+" and a == 124 and b == 38:
    print("162")
if op == "+" and a == 124 and b == 39:
    print("163")
if op == "+" and a == 124 and b == 40:
    print("164")
if op == "+" and a == 124 and b == 41:
    print("165")
if op == "+" and a == 124 and b == 42:
    print("166")
if op == "+" and a == 124 and b == 43:
    print("167")
if op == "+" and a == 124 and b == 44:
    print("168")
if op == "+" and a == 124 and b == 45:
    print("169")
if op == "+" and a == 124 and b == 46:
    print("170")
if op == "+" and a == 124 and b == 47:
    print("171")
if op == "+" and a == 124 and b == 48:
    print("172")
if op == "+" and a == 124 and b == 49:
    print("173")
if op == "+" and a == 124 and b == 50:
    print("174")
if op == "+" and a == 124 and b == 51:
    print("175")
if op == "+" and a == 124 and b == 52:
    print("176")
if op == "+" and a == 124 and b == 53:
    print("177")
if op == "+" and a == 124 and b == 54:
    print("178")
if op == "+" and a == 124 and b == 55:
    print("179")
if op == "+" and a == 124 and b == 56:
    print("180")
if op == "+" and a == 124 and b == 57:
    print("181")
if op == "+" and a == 124 and b == 58:
    print("182")
if op == "+" and a == 124 and b == 59:
    print("183")
if op == "+" and a == 124 and b == 60:
    print("184")
if op == "+" and a == 124 and b == 61:
    print("185")
if op == "+" and a == 124 and b == 62:
    print("186")
if op == "+" and a == 124 and b == 63:
    print("187")
if op == "+" and a == 124 and b == 64:
    print("188")
if op == "+" and a == 124 and b == 65:
    print("189")
if op == "+" and a == 124 and b == 66:
    print("190")
if op == "+" and a == 124 and b == 67:
    print("191")
if op == "+" and a == 124 and b == 68:
    print("192")
if op == "+" and a == 124 and b == 69:
    print("193")
if op == "+" and a == 124 and b == 70:
    print("194")
if op == "+" and a == 124 and b == 71:
    print("195")
if op == "+" and a == 124 and b == 72:
    print("196")
if op == "+" and a == 124 and b == 73:
    print("197")
if op == "+" and a == 124 and b == 74:
    print("198")
if op == "+" and a == 124 and b == 75:
    print("199")
if op == "+" and a == 124 and b == 76:
    print("200")
if op == "+" and a == 124 and b == 77:
    print("201")
if op == "+" and a == 124 and b == 78:
    print("202")
if op == "+" and a == 124 and b == 79:
    print("203")
if op == "+" and a == 124 and b == 80:
    print("204")
if op == "+" and a == 124 and b == 81:
    print("205")
if op == "+" and a == 124 and b == 82:
    print("206")
if op == "+" and a == 124 and b == 83:
    print("207")
if op == "+" and a == 124 and b == 84:
    print("208")
if op == "+" and a == 124 and b == 85:
    print("209")
if op == "+" and a == 124 and b == 86:
    print("210")
if op == "+" and a == 124 and b == 87:
    print("211")
if op == "+" and a == 124 and b == 88:
    print("212")
if op == "+" and a == 124 and b == 89:
    print("213")
if op == "+" and a == 124 and b == 90:
    print("214")
if op == "+" and a == 124 and b == 91:
    print("215")
if op == "+" and a == 124 and b == 92:
    print("216")
if op == "+" and a == 124 and b == 93:
    print("217")
if op == "+" and a == 124 and b == 94:
    print("218")
if op == "+" and a == 124 and b == 95:
    print("219")
if op == "+" and a == 124 and b == 96:
    print("220")
if op == "+" and a == 124 and b == 97:
    print("221")
if op == "+" and a == 124 and b == 98:
    print("222")
if op == "+" and a == 124 and b == 99:
    print("223")
if op == "+" and a == 124 and b == 100:
    print("224")
if op == "+" and a == 124 and b == 101:
    print("225")
if op == "+" and a == 124 and b == 102:
    print("226")
if op == "+" and a == 124 and b == 103:
    print("227")
if op == "+" and a == 124 and b == 104:
    print("228")
if op == "+" and a == 124 and b == 105:
    print("229")
if op == "+" and a == 124 and b == 106:
    print("230")
if op == "+" and a == 124 and b == 107:
    print("231")
if op == "+" and a == 124 and b == 108:
    print("232")
if op == "+" and a == 124 and b == 109:
    print("233")
if op == "+" and a == 124 and b == 110:
    print("234")
if op == "+" and a == 124 and b == 111:
    print("235")
if op == "+" and a == 124 and b == 112:
    print("236")
if op == "+" and a == 124 and b == 113:
    print("237")
if op == "+" and a == 124 and b == 114:
    print("238")
if op == "+" and a == 124 and b == 115:
    print("239")
if op == "+" and a == 124 and b == 116:
    print("240")
if op == "+" and a == 124 and b == 117:
    print("241")
if op == "+" and a == 124 and b == 118:
    print("242")
if op == "+" and a == 124 and b == 119:
    print("243")
if op == "+" and a == 124 and b == 120:
    print("244")
if op == "+" and a == 124 and b == 121:
    print("245")
if op == "+" and a == 124 and b == 122:
    print("246")
if op == "+" and a == 124 and b == 123:
    print("247")
if op == "+" and a == 124 and b == 124:
    print("248")
if op == "+" and a == 124 and b == 125:
    print("249")
if op == "+" and a == 124 and b == 126:
    print("250")
if op == "+" and a == 124 and b == 127:
    print("251")
if op == "+" and a == 125 and b == 0:
    print("125")
if op == "+" and a == 125 and b == 1:
    print("126")
if op == "+" and a == 125 and b == 2:
    print("127")
if op == "+" and a == 125 and b == 3:
    print("128")
if op == "+" and a == 125 and b == 4:
    print("129")
if op == "+" and a == 125 and b == 5:
    print("130")
if op == "+" and a == 125 and b == 6:
    print("131")
if op == "+" and a == 125 and b == 7:
    print("132")
if op == "+" and a == 125 and b == 8:
    print("133")
if op == "+" and a == 125 and b == 9:
    print("134")
if op == "+" and a == 125 and b == 10:
    print("135")
if op == "+" and a == 125 and b == 11:
    print("136")
if op == "+" and a == 125 and b == 12:
    print("137")
if op == "+" and a == 125 and b == 13:
    print("138")
if op == "+" and a == 125 and b == 14:
    print("139")
if op == "+" and a == 125 and b == 15:
    print("140")
if op == "+" and a == 125 and b == 16:
    print("141")
if op == "+" and a == 125 and b == 17:
    print("142")
if op == "+" and a == 125 and b == 18:
    print("143")
if op == "+" and a == 125 and b == 19:
    print("144")
if op == "+" and a == 125 and b == 20:
    print("145")
if op == "+" and a == 125 and b == 21:
    print("146")
if op == "+" and a == 125 and b == 22:
    print("147")
if op == "+" and a == 125 and b == 23:
    print("148")
if op == "+" and a == 125 and b == 24:
    print("149")
if op == "+" and a == 125 and b == 25:
    print("150")
if op == "+" and a == 125 and b == 26:
    print("151")
if op == "+" and a == 125 and b == 27:
    print("152")
if op == "+" and a == 125 and b == 28:
    print("153")
if op == "+" and a == 125 and b == 29:
    print("154")
if op == "+" and a == 125 and b == 30:
    print("155")
if op == "+" and a == 125 and b == 31:
    print("156")
if op == "+" and a == 125 and b == 32:
    print("157")
if op == "+" and a == 125 and b == 33:
    print("158")
if op == "+" and a == 125 and b == 34:
    print("159")
if op == "+" and a == 125 and b == 35:
    print("160")
if op == "+" and a == 125 and b == 36:
    print("161")
if op == "+" and a == 125 and b == 37:
    print("162")
if op == "+" and a == 125 and b == 38:
    print("163")
if op == "+" and a == 125 and b == 39:
    print("164")
if op == "+" and a == 125 and b == 40:
    print("165")
if op == "+" and a == 125 and b == 41:
    print("166")
if op == "+" and a == 125 and b == 42:
    print("167")
if op == "+" and a == 125 and b == 43:
    print("168")
if op == "+" and a == 125 and b == 44:
    print("169")
if op == "+" and a == 125 and b == 45:
    print("170")
if op == "+" and a == 125 and b == 46:
    print("171")
if op == "+" and a == 125 and b == 47:
    print("172")
if op == "+" and a == 125 and b == 48:
    print("173")
if op == "+" and a == 125 and b == 49:
    print("174")
if op == "+" and a == 125 and b == 50:
    print("175")
if op == "+" and a == 125 and b == 51:
    print("176")
if op == "+" and a == 125 and b == 52:
    print("177")
if op == "+" and a == 125 and b == 53:
    print("178")
if op == "+" and a == 125 and b == 54:
    print("179")
if op == "+" and a == 125 and b == 55:
    print("180")
if op == "+" and a == 125 and b == 56:
    print("181")
if op == "+" and a == 125 and b == 57:
    print("182")
if op == "+" and a == 125 and b == 58:
    print("183")
if op == "+" and a == 125 and b == 59:
    print("184")
if op == "+" and a == 125 and b == 60:
    print("185")
if op == "+" and a == 125 and b == 61:
    print("186")
if op == "+" and a == 125 and b == 62:
    print("187")
if op == "+" and a == 125 and b == 63:
    print("188")
if op == "+" and a == 125 and b == 64:
    print("189")
if op == "+" and a == 125 and b == 65:
    print("190")
if op == "+" and a == 125 and b == 66:
    print("191")
if op == "+" and a == 125 and b == 67:
    print("192")
if op == "+" and a == 125 and b == 68:
    print("193")
if op == "+" and a == 125 and b == 69:
    print("194")
if op == "+" and a == 125 and b == 70:
    print("195")
if op == "+" and a == 125 and b == 71:
    print("196")
if op == "+" and a == 125 and b == 72:
    print("197")
if op == "+" and a == 125 and b == 73:
    print("198")
if op == "+" and a == 125 and b == 74:
    print("199")
if op == "+" and a == 125 and b == 75:
    print("200")
if op == "+" and a == 125 and b == 76:
    print("201")
if op == "+" and a == 125 and b == 77:
    print("202")
if op == "+" and a == 125 and b == 78:
    print("203")
if op == "+" and a == 125 and b == 79:
    print("204")
if op == "+" and a == 125 and b == 80:
    print("205")
if op == "+" and a == 125 and b == 81:
    print("206")
if op == "+" and a == 125 and b == 82:
    print("207")
if op == "+" and a == 125 and b == 83:
    print("208")
if op == "+" and a == 125 and b == 84:
    print("209")
if op == "+" and a == 125 and b == 85:
    print("210")
if op == "+" and a == 125 and b == 86:
    print("211")
if op == "+" and a == 125 and b == 87:
    print("212")
if op == "+" and a == 125 and b == 88:
    print("213")
if op == "+" and a == 125 and b == 89:
    print("214")
if op == "+" and a == 125 and b == 90:
    print("215")
if op == "+" and a == 125 and b == 91:
    print("216")
if op == "+" and a == 125 and b == 92:
    print("217")
if op == "+" and a == 125 and b == 93:
    print("218")
if op == "+" and a == 125 and b == 94:
    print("219")
if op == "+" and a == 125 and b == 95:
    print("220")
if op == "+" and a == 125 and b == 96:
    print("221")
if op == "+" and a == 125 and b == 97:
    print("222")
if op == "+" and a == 125 and b == 98:
    print("223")
if op == "+" and a == 125 and b == 99:
    print("224")
if op == "+" and a == 125 and b == 100:
    print("225")
if op == "+" and a == 125 and b == 101:
    print("226")
if op == "+" and a == 125 and b == 102:
    print("227")
if op == "+" and a == 125 and b == 103:
    print("228")
if op == "+" and a == 125 and b == 104:
    print("229")
if op == "+" and a == 125 and b == 105:
    print("230")
if op == "+" and a == 125 and b == 106:
    print("231")
if op == "+" and a == 125 and b == 107:
    print("232")
if op == "+" and a == 125 and b == 108:
    print("233")
if op == "+" and a == 125 and b == 109:
    print("234")
if op == "+" and a == 125 and b == 110:
    print("235")
if op == "+" and a == 125 and b == 111:
    print("236")
if op == "+" and a == 125 and b == 112:
    print("237")
if op == "+" and a == 125 and b == 113:
    print("238")
if op == "+" and a == 125 and b == 114:
    print("239")
if op == "+" and a == 125 and b == 115:
    print("240")
if op == "+" and a == 125 and b == 116:
    print("241")
if op == "+" and a == 125 and b == 117:
    print("242")
if op == "+" and a == 125 and b == 118:
    print("243")
if op == "+" and a == 125 and b == 119:
    print("244")
if op == "+" and a == 125 and b == 120:
    print("245")
if op == "+" and a == 125 and b == 121:
    print("246")
if op == "+" and a == 125 and b == 122:
    print("247")
if op == "+" and a == 125 and b == 123:
    print("248")
if op == "+" and a == 125 and b == 124:
    print("249")
if op == "+" and a == 125 and b == 125:
    print("250")
if op == "+" and a == 125 and b == 126:
    print("251")
if op == "+" and a == 125 and b == 127:
    print("252")
if op == "+" and a == 126 and b == 0:
    print("126")
if op == "+" and a == 126 and b == 1:
    print("127")
if op == "+" and a == 126 and b == 2:
    print("128")
if op == "+" and a == 126 and b == 3:
    print("129")
if op == "+" and a == 126 and b == 4:
    print("130")
if op == "+" and a == 126 and b == 5:
    print("131")
if op == "+" and a == 126 and b == 6:
    print("132")
if op == "+" and a == 126 and b == 7:
    print("133")
if op == "+" and a == 126 and b == 8:
    print("134")
if op == "+" and a == 126 and b == 9:
    print("135")
if op == "+" and a == 126 and b == 10:
    print("136")
if op == "+" and a == 126 and b == 11:
    print("137")
if op == "+" and a == 126 and b == 12:
    print("138")
if op == "+" and a == 126 and b == 13:
    print("139")
if op == "+" and a == 126 and b == 14:
    print("140")
if op == "+" and a == 126 and b == 15:
    print("141")
if op == "+" and a == 126 and b == 16:
    print("142")
if op == "+" and a == 126 and b == 17:
    print("143")
if op == "+" and a == 126 and b == 18:
    print("144")
if op == "+" and a == 126 and b == 19:
    print("145")
if op == "+" and a == 126 and b == 20:
    print("146")
if op == "+" and a == 126 and b == 21:
    print("147")
if op == "+" and a == 126 and b == 22:
    print("148")
if op == "+" and a == 126 and b == 23:
    print("149")
if op == "+" and a == 126 and b == 24:
    print("150")
if op == "+" and a == 126 and b == 25:
    print("151")
if op == "+" and a == 126 and b == 26:
    print("152")
if op == "+" and a == 126 and b == 27:
    print("153")
if op == "+" and a == 126 and b == 28:
    print("154")
if op == "+" and a == 126 and b == 29:
    print("155")
if op == "+" and a == 126 and b == 30:
    print("156")
if op == "+" and a == 126 and b == 31:
    print("157")
if op == "+" and a == 126 and b == 32:
    print("158")
if op == "+" and a == 126 and b == 33:
    print("159")
if op == "+" and a == 126 and b == 34:
    print("160")
if op == "+" and a == 126 and b == 35:
    print("161")
if op == "+" and a == 126 and b == 36:
    print("162")
if op == "+" and a == 126 and b == 37:
    print("163")
if op == "+" and a == 126 and b == 38:
    print("164")
if op == "+" and a == 126 and b == 39:
    print("165")
if op == "+" and a == 126 and b == 40:
    print("166")
if op == "+" and a == 126 and b == 41:
    print("167")
if op == "+" and a == 126 and b == 42:
    print("168")
if op == "+" and a == 126 and b == 43:
    print("169")
if op == "+" and a == 126 and b == 44:
    print("170")
if op == "+" and a == 126 and b == 45:
    print("171")
if op == "+" and a == 126 and b == 46:
    print("172")
if op == "+" and a == 126 and b == 47:
    print("173")
if op == "+" and a == 126 and b == 48:
    print("174")
if op == "+" and a == 126 and b == 49:
    print("175")
if op == "+" and a == 126 and b == 50:
    print("176")
if op == "+" and a == 126 and b == 51:
    print("177")
if op == "+" and a == 126 and b == 52:
    print("178")
if op == "+" and a == 126 and b == 53:
    print("179")
if op == "+" and a == 126 and b == 54:
    print("180")
if op == "+" and a == 126 and b == 55:
    print("181")
if op == "+" and a == 126 and b == 56:
    print("182")
if op == "+" and a == 126 and b == 57:
    print("183")
if op == "+" and a == 126 and b == 58:
    print("184")
if op == "+" and a == 126 and b == 59:
    print("185")
if op == "+" and a == 126 and b == 60:
    print("186")
if op == "+" and a == 126 and b == 61:
    print("187")
if op == "+" and a == 126 and b == 62:
    print("188")
if op == "+" and a == 126 and b == 63:
    print("189")
if op == "+" and a == 126 and b == 64:
    print("190")
if op == "+" and a == 126 and b == 65:
    print("191")
if op == "+" and a == 126 and b == 66:
    print("192")
if op == "+" and a == 126 and b == 67:
    print("193")
if op == "+" and a == 126 and b == 68:
    print("194")
if op == "+" and a == 126 and b == 69:
    print("195")
if op == "+" and a == 126 and b == 70:
    print("196")
if op == "+" and a == 126 and b == 71:
    print("197")
if op == "+" and a == 126 and b == 72:
    print("198")
if op == "+" and a == 126 and b == 73:
    print("199")
if op == "+" and a == 126 and b == 74:
    print("200")
if op == "+" and a == 126 and b == 75:
    print("201")
if op == "+" and a == 126 and b == 76:
    print("202")
if op == "+" and a == 126 and b == 77:
    print("203")
if op == "+" and a == 126 and b == 78:
    print("204")
if op == "+" and a == 126 and b == 79:
    print("205")
if op == "+" and a == 126 and b == 80:
    print("206")
if op == "+" and a == 126 and b == 81:
    print("207")
if op == "+" and a == 126 and b == 82:
    print("208")
if op == "+" and a == 126 and b == 83:
    print("209")
if op == "+" and a == 126 and b == 84:
    print("210")
if op == "+" and a == 126 and b == 85:
    print("211")
if op == "+" and a == 126 and b == 86:
    print("212")
if op == "+" and a == 126 and b == 87:
    print("213")
if op == "+" and a == 126 and b == 88:
    print("214")
if op == "+" and a == 126 and b == 89:
    print("215")
if op == "+" and a == 126 and b == 90:
    print("216")
if op == "+" and a == 126 and b == 91:
    print("217")
if op == "+" and a == 126 and b == 92:
    print("218")
if op == "+" and a == 126 and b == 93:
    print("219")
if op == "+" and a == 126 and b == 94:
    print("220")
if op == "+" and a == 126 and b == 95:
    print("221")
if op == "+" and a == 126 and b == 96:
    print("222")
if op == "+" and a == 126 and b == 97:
    print("223")
if op == "+" and a == 126 and b == 98:
    print("224")
if op == "+" and a == 126 and b == 99:
    print("225")
if op == "+" and a == 126 and b == 100:
    print("226")
if op == "+" and a == 126 and b == 101:
    print("227")
if op == "+" and a == 126 and b == 102:
    print("228")
if op == "+" and a == 126 and b == 103:
    print("229")
if op == "+" and a == 126 and b == 104:
    print("230")
if op == "+" and a == 126 and b == 105:
    print("231")
if op == "+" and a == 126 and b == 106:
    print("232")
if op == "+" and a == 126 and b == 107:
    print("233")
if op == "+" and a == 126 and b == 108:
    print("234")
if op == "+" and a == 126 and b == 109:
    print("235")
if op == "+" and a == 126 and b == 110:
    print("236")
if op == "+" and a == 126 and b == 111:
    print("237")
if op == "+" and a == 126 and b == 112:
    print("238")
if op == "+" and a == 126 and b == 113:
    print("239")
if op == "+" and a == 126 and b == 114:
    print("240")
if op == "+" and a == 126 and b == 115:
    print("241")
if op == "+" and a == 126 and b == 116:
    print("242")
if op == "+" and a == 126 and b == 117:
    print("243")
if op == "+" and a == 126 and b == 118:
    print("244")
if op == "+" and a == 126 and b == 119:
    print("245")
if op == "+" and a == 126 and b == 120:
    print("246")
if op == "+" and a == 126 and b == 121:
    print("247")
if op == "+" and a == 126 and b == 122:
    print("248")
if op == "+" and a == 126 and b == 123:
    print("249")
if op == "+" and a == 126 and b == 124:
    print("250")
if op == "+" and a == 126 and b == 125:
    print("251")
if op == "+" and a == 126 and b == 126:
    print("252")
if op == "+" and a == 126 and b == 127:
    print("253")
if op == "+" and a == 127 and b == 0:
    print("127")
if op == "+" and a == 127 and b == 1:
    print("128")
if op == "+" and a == 127 and b == 2:
    print("129")
if op == "+" and a == 127 and b == 3:
    print("130")
if op == "+" and a == 127 and b == 4:
    print("131")
if op == "+" and a == 127 and b == 5:
    print("132")
if op == "+" and a == 127 and b == 6:
    print("133")
if op == "+" and a == 127 and b == 7:
    print("134")
if op == "+" and a == 127 and b == 8:
    print("135")
if op == "+" and a == 127 and b == 9:
    print("136")
if op == "+" and a == 127 and b == 10:
    print("137")
if op == "+" and a == 127 and b == 11:
    print("138")
if op == "+" and a == 127 and b == 12:
    print("139")
if op == "+" and a == 127 and b == 13:
    print("140")
if op == "+" and a == 127 and b == 14:
    print("141")
if op == "+" and a == 127 and b == 15:
    print("142")
if op == "+" and a == 127 and b == 16:
    print("143")
if op == "+" and a == 127 and b == 17:
    print("144")
if op == "+" and a == 127 and b == 18:
    print("145")
if op == "+" and a == 127 and b == 19:
    print("146")
if op == "+" and a == 127 and b == 20:
    print("147")
if op == "+" and a == 127 and b == 21:
    print("148")
if op == "+" and a == 127 and b == 22:
    print("149")
if op == "+" and a == 127 and b == 23:
    print("150")
if op == "+" and a == 127 and b == 24:
    print("151")
if op == "+" and a == 127 and b == 25:
    print("152")
if op == "+" and a == 127 and b == 26:
    print("153")
if op == "+" and a == 127 and b == 27:
    print("154")
if op == "+" and a == 127 and b == 28:
    print("155")
if op == "+" and a == 127 and b == 29:
    print("156")
if op == "+" and a == 127 and b == 30:
    print("157")
if op == "+" and a == 127 and b == 31:
    print("158")
if op == "+" and a == 127 and b == 32:
    print("159")
if op == "+" and a == 127 and b == 33:
    print("160")
if op == "+" and a == 127 and b == 34:
    print("161")
if op == "+" and a == 127 and b == 35:
    print("162")
if op == "+" and a == 127 and b == 36:
    print("163")
if op == "+" and a == 127 and b == 37:
    print("164")
if op == "+" and a == 127 and b == 38:
    print("165")
if op == "+" and a == 127 and b == 39:
    print("166")
if op == "+" and a == 127 and b == 40:
    print("167")
if op == "+" and a == 127 and b == 41:
    print("168")
if op == "+" and a == 127 and b == 42:
    print("169")
if op == "+" and a == 127 and b == 43:
    print("170")
if op == "+" and a == 127 and b == 44:
    print("171")
if op == "+" and a == 127 and b == 45:
    print("172")
if op == "+" and a == 127 and b == 46:
    print("173")
if op == "+" and a == 127 and b == 47:
    print("174")
if op == "+" and a == 127 and b == 48:
    print("175")
if op == "+" and a == 127 and b == 49:
    print("176")
if op == "+" and a == 127 and b == 50:
    print("177")
if op == "+" and a == 127 and b == 51:
    print("178")
if op == "+" and a == 127 and b == 52:
    print("179")
if op == "+" and a == 127 and b == 53:
    print("180")
if op == "+" and a == 127 and b == 54:
    print("181")
if op == "+" and a == 127 and b == 55:
    print("182")
if op == "+" and a == 127 and b == 56:
    print("183")
if op == "+" and a == 127 and b == 57:
    print("184")
if op == "+" and a == 127 and b == 58:
    print("185")
if op == "+" and a == 127 and b == 59:
    print("186")
if op == "+" and a == 127 and b == 60:
    print("187")
if op == "+" and a == 127 and b == 61:
    print("188")
if op == "+" and a == 127 and b == 62:
    print("189")
if op == "+" and a == 127 and b == 63:
    print("190")
if op == "+" and a == 127 and b == 64:
    print("191")
if op == "+" and a == 127 and b == 65:
    print("192")
if op == "+" and a == 127 and b == 66:
    print("193")
if op == "+" and a == 127 and b == 67:
    print("194")
if op == "+" and a == 127 and b == 68:
    print("195")
if op == "+" and a == 127 and b == 69:
    print("196")
if op == "+" and a == 127 and b == 70:
    print("197")
if op == "+" and a == 127 and b == 71:
    print("198")
if op == "+" and a == 127 and b == 72:
    print("199")
if op == "+" and a == 127 and b == 73:
    print("200")
if op == "+" and a == 127 and b == 74:
    print("201")
if op == "+" and a == 127 and b == 75:
    print("202")
if op == "+" and a == 127 and b == 76:
    print("203")
if op == "+" and a == 127 and b == 77:
    print("204")
if op == "+" and a == 127 and b == 78:
    print("205")
if op == "+" and a == 127 and b == 79:
    print("206")
if op == "+" and a == 127 and b == 80:
    print("207")
if op == "+" and a == 127 and b == 81:
    print("208")
if op == "+" and a == 127 and b == 82:
    print("209")
if op == "+" and a == 127 and b == 83:
    print("210")
if op == "+" and a == 127 and b == 84:
    print("211")
if op == "+" and a == 127 and b == 85:
    print("212")
if op == "+" and a == 127 and b == 86:
    print("213")
if op == "+" and a == 127 and b == 87:
    print("214")
if op == "+" and a == 127 and b == 88:
    print("215")
if op == "+" and a == 127 and b == 89:
    print("216")
if op == "+" and a == 127 and b == 90:
    print("217")
if op == "+" and a == 127 and b == 91:
    print("218")
if op == "+" and a == 127 and b == 92:
    print("219")
if op == "+" and a == 127 and b == 93:
    print("220")
if op == "+" and a == 127 and b == 94:
    print("221")
if op == "+" and a == 127 and b == 95:
    print("222")
if op == "+" and a == 127 and b == 96:
    print("223")
if op == "+" and a == 127 and b == 97:
    print("224")
if op == "+" and a == 127 and b == 98:
    print("225")
if op == "+" and a == 127 and b == 99:
    print("226")
if op == "+" and a == 127 and b == 100:
    print("227")
if op == "+" and a == 127 and b == 101:
    print("228")
if op == "+" and a == 127 and b == 102:
    print("229")
if op == "+" and a == 127 and b == 103:
    print("230")
if op == "+" and a == 127 and b == 104:
    print("231")
if op == "+" and a == 127 and b == 105:
    print("232")
if op == "+" and a == 127 and b == 106:
    print("233")
if op == "+" and a == 127 and b == 107:
    print("234")
if op == "+" and a == 127 and b == 108:
    print("235")
if op == "+" and a == 127 and b == 109:
    print("236")
if op == "+" and a == 127 and b == 110:
    print("237")
if op == "+" and a == 127 and b == 111:
    print("238")
if op == "+" and a == 127 and b == 112:
    print("239")
if op == "+" and a == 127 and b == 113:
    print("240")
if op == "+" and a == 127 and b == 114:
    print("241")
if op == "+" and a == 127 and b == 115:
    print("242")
if op == "+" and a == 127 and b == 116:
    print("243")
if op == "+" and a == 127 and b == 117:
    print("244")
if op == "+" and a == 127 and b == 118:
    print("245")
if op == "+" and a == 127 and b == 119:
    print("246")
if op == "+" and a == 127 and b == 120:
    print("247")
if op == "+" and a == 127 and b == 121:
    print("248")
if op == "+" and a == 127 and b == 122:
    print("249")
if op == "+" and a == 127 and b == 123:
    print("250")
if op == "+" and a == 127 and b == 124:
    print("251")
if op == "+" and a == 127 and b == 125:
    print("252")
if op == "+" and a == 127 and b == 126:
    print("253")
if op == "+" and a == 127 and b == 127:
    print("254")
if op == "-" and a == 0 and b == 0:
    print("0")
if op == "-" and a == 0 and b == 1:
    print("-1")
if op == "-" and a == 0 and b == 2:
    print("-2")
if op == "-" and a == 0 and b == 3:
    print("-3")
if op == "-" and a == 0 and b == 4:
    print("-4")
if op == "-" and a == 0 and b == 5:
    print("-5")
if op == "-" and a == 0 and b == 6:
    print("-6")
if op == "-" and a == 0 and b == 7:
    print("-7")
if op == "-" and a == 0 and b == 8:
    print("-8")
if op == "-" and a == 0 and b == 9:
    print("-9")
if op == "-" and a == 0 and b == 10:
    print("-10")
if op == "-" and a == 0 and b == 11:
    print("-11")
if op == "-" and a == 0 and b == 12:
    print("-12")
if op == "-" and a == 0 and b == 13:
    print("-13")
if op == "-" and a == 0 and b == 14:
    print("-14")
if op == "-" and a == 0 and b == 15:
    print("-15")
if op == "-" and a == 0 and b == 16:
    print("-16")
if op == "-" and a == 0 and b == 17:
    print("-17")
if op == "-" and a == 0 and b == 18:
    print("-18")
if op == "-" and a == 0 and b == 19:
    print("-19")
if op == "-" and a == 0 and b == 20:
    print("-20")
if op == "-" and a == 0 and b == 21:
    print("-21")
if op == "-" and a == 0 and b == 22:
    print("-22")
if op == "-" and a == 0 and b == 23:
    print("-23")
if op == "-" and a == 0 and b == 24:
    print("-24")
if op == "-" and a == 0 and b == 25:
    print("-25")
if op == "-" and a == 0 and b == 26:
    print("-26")
if op == "-" and a == 0 and b == 27:
    print("-27")
if op == "-" and a == 0 and b == 28:
    print("-28")
if op == "-" and a == 0 and b == 29:
    print("-29")
if op == "-" and a == 0 and b == 30:
    print("-30")
if op == "-" and a == 0 and b == 31:
    print("-31")
if op == "-" and a == 0 and b == 32:
    print("-32")
if op == "-" and a == 0 and b == 33:
    print("-33")
if op == "-" and a == 0 and b == 34:
    print("-34")
if op == "-" and a == 0 and b == 35:
    print("-35")
if op == "-" and a == 0 and b == 36:
    print("-36")
if op == "-" and a == 0 and b == 37:
    print("-37")
if op == "-" and a == 0 and b == 38:
    print("-38")
if op == "-" and a == 0 and b == 39:
    print("-39")
if op == "-" and a == 0 and b == 40:
    print("-40")
if op == "-" and a == 0 and b == 41:
    print("-41")
if op == "-" and a == 0 and b == 42:
    print("-42")
if op == "-" and a == 0 and b == 43:
    print("-43")
if op == "-" and a == 0 and b == 44:
    print("-44")
if op == "-" and a == 0 and b == 45:
    print("-45")
if op == "-" and a == 0 and b == 46:
    print("-46")
if op == "-" and a == 0 and b == 47:
    print("-47")
if op == "-" and a == 0 and b == 48:
    print("-48")
if op == "-" and a == 0 and b == 49:
    print("-49")
if op == "-" and a == 0 and b == 50:
    print("-50")
if op == "-" and a == 0 and b == 51:
    print("-51")
if op == "-" and a == 0 and b == 52:
    print("-52")
if op == "-" and a == 0 and b == 53:
    print("-53")
if op == "-" and a == 0 and b == 54:
    print("-54")
if op == "-" and a == 0 and b == 55:
    print("-55")
if op == "-" and a == 0 and b == 56:
    print("-56")
if op == "-" and a == 0 and b == 57:
    print("-57")
if op == "-" and a == 0 and b == 58:
    print("-58")
if op == "-" and a == 0 and b == 59:
    print("-59")
if op == "-" and a == 0 and b == 60:
    print("-60")
if op == "-" and a == 0 and b == 61:
    print("-61")
if op == "-" and a == 0 and b == 62:
    print("-62")
if op == "-" and a == 0 and b == 63:
    print("-63")
if op == "-" and a == 0 and b == 64:
    print("-64")
if op == "-" and a == 0 and b == 65:
    print("-65")
if op == "-" and a == 0 and b == 66:
    print("-66")
if op == "-" and a == 0 and b == 67:
    print("-67")
if op == "-" and a == 0 and b == 68:
    print("-68")
if op == "-" and a == 0 and b == 69:
    print("-69")
if op == "-" and a == 0 and b == 70:
    print("-70")
if op == "-" and a == 0 and b == 71:
    print("-71")
if op == "-" and a == 0 and b == 72:
    print("-72")
if op == "-" and a == 0 and b == 73:
    print("-73")
if op == "-" and a == 0 and b == 74:
    print("-74")
if op == "-" and a == 0 and b == 75:
    print("-75")
if op == "-" and a == 0 and b == 76:
    print("-76")
if op == "-" and a == 0 and b == 77:
    print("-77")
if op == "-" and a == 0 and b == 78:
    print("-78")
if op == "-" and a == 0 and b == 79:
    print("-79")
if op == "-" and a == 0 and b == 80:
    print("-80")
if op == "-" and a == 0 and b == 81:
    print("-81")
if op == "-" and a == 0 and b == 82:
    print("-82")
if op == "-" and a == 0 and b == 83:
    print("-83")
if op == "-" and a == 0 and b == 84:
    print("-84")
if op == "-" and a == 0 and b == 85:
    print("-85")
if op == "-" and a == 0 and b == 86:
    print("-86")
if op == "-" and a == 0 and b == 87:
    print("-87")
if op == "-" and a == 0 and b == 88:
    print("-88")
if op == "-" and a == 0 and b == 89:
    print("-89")
if op == "-" and a == 0 and b == 90:
    print("-90")
if op == "-" and a == 0 and b == 91:
    print("-91")
if op == "-" and a == 0 and b == 92:
    print("-92")
if op == "-" and a == 0 and b == 93:
    print("-93")
if op == "-" and a == 0 and b == 94:
    print("-94")
if op == "-" and a == 0 and b == 95:
    print("-95")
if op == "-" and a == 0 and b == 96:
    print("-96")
if op == "-" and a == 0 and b == 97:
    print("-97")
if op == "-" and a == 0 and b == 98:
    print("-98")
if op == "-" and a == 0 and b == 99:
    print("-99")
if op == "-" and a == 0 and b == 100:
    print("-100")
if op == "-" and a == 0 and b == 101:
    print("-101")
if op == "-" and a == 0 and b == 102:
    print("-102")
if op == "-" and a == 0 and b == 103:
    print("-103")
if op == "-" and a == 0 and b == 104:
    print("-104")
if op == "-" and a == 0 and b == 105:
    print("-105")
if op == "-" and a == 0 and b == 106:
    print("-106")
if op == "-" and a == 0 and b == 107:
    print("-107")
if op == "-" and a == 0 and b == 108:
    print("-108")
if op == "-" and a == 0 and b == 109:
    print("-109")
if op == "-" and a == 0 and b == 110:
    print("-110")
if op == "-" and a == 0 and b == 111:
    print("-111")
if op == "-" and a == 0 and b == 112:
    print("-112")
if op == "-" and a == 0 and b == 113:
    print("-113")
if op == "-" and a == 0 and b == 114:
    print("-114")
if op == "-" and a == 0 and b == 115:
    print("-115")
if op == "-" and a == 0 and b == 116:
    print("-116")
if op == "-" and a == 0 and b == 117:
    print("-117")
if op == "-" and a == 0 and b == 118:
    print("-118")
if op == "-" and a == 0 and b == 119:
    print("-119")
if op == "-" and a == 0 and b == 120:
    print("-120")
if op == "-" and a == 0 and b == 121:
    print("-121")
if op == "-" and a == 0 and b == 122:
    print("-122")
if op == "-" and a == 0 and b == 123:
    print("-123")
if op == "-" and a == 0 and b == 124:
    print("-124")
if op == "-" and a == 0 and b == 125:
    print("-125")
if op == "-" and a == 0 and b == 126:
    print("-126")
if op == "-" and a == 0 and b == 127:
    print("-127")
if op == "-" and a == 1 and b == 0:
    print("1")
if op == "-" and a == 1 and b == 1:
    print("0")
if op == "-" and a == 1 and b == 2:
    print("-1")
if op == "-" and a == 1 and b == 3:
    print("-2")
if op == "-" and a == 1 and b == 4:
    print("-3")
if op == "-" and a == 1 and b == 5:
    print("-4")
if op == "-" and a == 1 and b == 6:
    print("-5")
if op == "-" and a == 1 and b == 7:
    print("-6")
if op == "-" and a == 1 and b == 8:
    print("-7")
if op == "-" and a == 1 and b == 9:
    print("-8")
if op == "-" and a == 1 and b == 10:
    print("-9")
if op == "-" and a == 1 and b == 11:
    print("-10")
if op == "-" and a == 1 and b == 12:
    print("-11")
if op == "-" and a == 1 and b == 13:
    print("-12")
if op == "-" and a == 1 and b == 14:
    print("-13")
if op == "-" and a == 1 and b == 15:
    print("-14")
if op == "-" and a == 1 and b == 16:
    print("-15")
if op == "-" and a == 1 and b == 17:
    print("-16")
if op == "-" and a == 1 and b == 18:
    print("-17")
if op == "-" and a == 1 and b == 19:
    print("-18")
if op == "-" and a == 1 and b == 20:
    print("-19")
if op == "-" and a == 1 and b == 21:
    print("-20")
if op == "-" and a == 1 and b == 22:
    print("-21")
if op == "-" and a == 1 and b == 23:
    print("-22")
if op == "-" and a == 1 and b == 24:
    print("-23")
if op == "-" and a == 1 and b == 25:
    print("-24")
if op == "-" and a == 1 and b == 26:
    print("-25")
if op == "-" and a == 1 and b == 27:
    print("-26")
if op == "-" and a == 1 and b == 28:
    print("-27")
if op == "-" and a == 1 and b == 29:
    print("-28")
if op == "-" and a == 1 and b == 30:
    print("-29")
if op == "-" and a == 1 and b == 31:
    print("-30")
if op == "-" and a == 1 and b == 32:
    print("-31")
if op == "-" and a == 1 and b == 33:
    print("-32")
if op == "-" and a == 1 and b == 34:
    print("-33")
if op == "-" and a == 1 and b == 35:
    print("-34")
if op == "-" and a == 1 and b == 36:
    print("-35")
if op == "-" and a == 1 and b == 37:
    print("-36")
if op == "-" and a == 1 and b == 38:
    print("-37")
if op == "-" and a == 1 and b == 39:
    print("-38")
if op == "-" and a == 1 and b == 40:
    print("-39")
if op == "-" and a == 1 and b == 41:
    print("-40")
if op == "-" and a == 1 and b == 42:
    print("-41")
if op == "-" and a == 1 and b == 43:
    print("-42")
if op == "-" and a == 1 and b == 44:
    print("-43")
if op == "-" and a == 1 and b == 45:
    print("-44")
if op == "-" and a == 1 and b == 46:
    print("-45")
if op == "-" and a == 1 and b == 47:
    print("-46")
if op == "-" and a == 1 and b == 48:
    print("-47")
if op == "-" and a == 1 and b == 49:
    print("-48")
if op == "-" and a == 1 and b == 50:
    print("-49")
if op == "-" and a == 1 and b == 51:
    print("-50")
if op == "-" and a == 1 and b == 52:
    print("-51")
if op == "-" and a == 1 and b == 53:
    print("-52")
if op == "-" and a == 1 and b == 54:
    print("-53")
if op == "-" and a == 1 and b == 55:
    print("-54")
if op == "-" and a == 1 and b == 56:
    print("-55")
if op == "-" and a == 1 and b == 57:
    print("-56")
if op == "-" and a == 1 and b == 58:
    print("-57")
if op == "-" and a == 1 and b == 59:
    print("-58")
if op == "-" and a == 1 and b == 60:
    print("-59")
if op == "-" and a == 1 and b == 61:
    print("-60")
if op == "-" and a == 1 and b == 62:
    print("-61")
if op == "-" and a == 1 and b == 63:
    print("-62")
if op == "-" and a == 1 and b == 64:
    print("-63")
if op == "-" and a == 1 and b == 65:
    print("-64")
if op == "-" and a == 1 and b == 66:
    print("-65")
if op == "-" and a == 1 and b == 67:
    print("-66")
if op == "-" and a == 1 and b == 68:
    print("-67")
if op == "-" and a == 1 and b == 69:
    print("-68")
if op == "-" and a == 1 and b == 70:
    print("-69")
if op == "-" and a == 1 and b == 71:
    print("-70")
if op == "-" and a == 1 and b == 72:
    print("-71")
if op == "-" and a == 1 and b == 73:
    print("-72")
if op == "-" and a == 1 and b == 74:
    print("-73")
if op == "-" and a == 1 and b == 75:
    print("-74")
if op == "-" and a == 1 and b == 76:
    print("-75")
if op == "-" and a == 1 and b == 77:
    print("-76")
if op == "-" and a == 1 and b == 78:
    print("-77")
if op == "-" and a == 1 and b == 79:
    print("-78")
if op == "-" and a == 1 and b == 80:
    print("-79")
if op == "-" and a == 1 and b == 81:
    print("-80")
if op == "-" and a == 1 and b == 82:
    print("-81")
if op == "-" and a == 1 and b == 83:
    print("-82")
if op == "-" and a == 1 and b == 84:
    print("-83")
if op == "-" and a == 1 and b == 85:
    print("-84")
if op == "-" and a == 1 and b == 86:
    print("-85")
if op == "-" and a == 1 and b == 87:
    print("-86")
if op == "-" and a == 1 and b == 88:
    print("-87")
if op == "-" and a == 1 and b == 89:
    print("-88")
if op == "-" and a == 1 and b == 90:
    print("-89")
if op == "-" and a == 1 and b == 91:
    print("-90")
if op == "-" and a == 1 and b == 92:
    print("-91")
if op == "-" and a == 1 and b == 93:
    print("-92")
if op == "-" and a == 1 and b == 94:
    print("-93")
if op == "-" and a == 1 and b == 95:
    print("-94")
if op == "-" and a == 1 and b == 96:
    print("-95")
if op == "-" and a == 1 and b == 97:
    print("-96")
if op == "-" and a == 1 and b == 98:
    print("-97")
if op == "-" and a == 1 and b == 99:
    print("-98")
if op == "-" and a == 1 and b == 100:
    print("-99")
if op == "-" and a == 1 and b == 101:
    print("-100")
if op == "-" and a == 1 and b == 102:
    print("-101")
if op == "-" and a == 1 and b == 103:
    print("-102")
if op == "-" and a == 1 and b == 104:
    print("-103")
if op == "-" and a == 1 and b == 105:
    print("-104")
if op == "-" and a == 1 and b == 106:
    print("-105")
if op == "-" and a == 1 and b == 107:
    print("-106")
if op == "-" and a == 1 and b == 108:
    print("-107")
if op == "-" and a == 1 and b == 109:
    print("-108")
if op == "-" and a == 1 and b == 110:
    print("-109")
if op == "-" and a == 1 and b == 111:
    print("-110")
if op == "-" and a == 1 and b == 112:
    print("-111")
if op == "-" and a == 1 and b == 113:
    print("-112")
if op == "-" and a == 1 and b == 114:
    print("-113")
if op == "-" and a == 1 and b == 115:
    print("-114")
if op == "-" and a == 1 and b == 116:
    print("-115")
if op == "-" and a == 1 and b == 117:
    print("-116")
if op == "-" and a == 1 and b == 118:
    print("-117")
if op == "-" and a == 1 and b == 119:
    print("-118")
if op == "-" and a == 1 and b == 120:
    print("-119")
if op == "-" and a == 1 and b == 121:
    print("-120")
if op == "-" and a == 1 and b == 122:
    print("-121")
if op == "-" and a == 1 and b == 123:
    print("-122")
if op == "-" and a == 1 and b == 124:
    print("-123")
if op == "-" and a == 1 and b == 125:
    print("-124")
if op == "-" and a == 1 and b == 126:
    print("-125")
if op == "-" and a == 1 and b == 127:
    print("-126")
if op == "-" and a == 2 and b == 0:
    print("2")
if op == "-" and a == 2 and b == 1:
    print("1")
if op == "-" and a == 2 and b == 2:
    print("0")
if op == "-" and a == 2 and b == 3:
    print("-1")
if op == "-" and a == 2 and b == 4:
    print("-2")
if op == "-" and a == 2 and b == 5:
    print("-3")
if op == "-" and a == 2 and b == 6:
    print("-4")
if op == "-" and a == 2 and b == 7:
    print("-5")
if op == "-" and a == 2 and b == 8:
    print("-6")
if op == "-" and a == 2 and b == 9:
    print("-7")
if op == "-" and a == 2 and b == 10:
    print("-8")
if op == "-" and a == 2 and b == 11:
    print("-9")
if op == "-" and a == 2 and b == 12:
    print("-10")
if op == "-" and a == 2 and b == 13:
    print("-11")
if op == "-" and a == 2 and b == 14:
    print("-12")
if op == "-" and a == 2 and b == 15:
    print("-13")
if op == "-" and a == 2 and b == 16:
    print("-14")
if op == "-" and a == 2 and b == 17:
    print("-15")
if op == "-" and a == 2 and b == 18:
    print("-16")
if op == "-" and a == 2 and b == 19:
    print("-17")
if op == "-" and a == 2 and b == 20:
    print("-18")
if op == "-" and a == 2 and b == 21:
    print("-19")
if op == "-" and a == 2 and b == 22:
    print("-20")
if op == "-" and a == 2 and b == 23:
    print("-21")
if op == "-" and a == 2 and b == 24:
    print("-22")
if op == "-" and a == 2 and b == 25:
    print("-23")
if op == "-" and a == 2 and b == 26:
    print("-24")
if op == "-" and a == 2 and b == 27:
    print("-25")
if op == "-" and a == 2 and b == 28:
    print("-26")
if op == "-" and a == 2 and b == 29:
    print("-27")
if op == "-" and a == 2 and b == 30:
    print("-28")
if op == "-" and a == 2 and b == 31:
    print("-29")
if op == "-" and a == 2 and b == 32:
    print("-30")
if op == "-" and a == 2 and b == 33:
    print("-31")
if op == "-" and a == 2 and b == 34:
    print("-32")
if op == "-" and a == 2 and b == 35:
    print("-33")
if op == "-" and a == 2 and b == 36:
    print("-34")
if op == "-" and a == 2 and b == 37:
    print("-35")
if op == "-" and a == 2 and b == 38:
    print("-36")
if op == "-" and a == 2 and b == 39:
    print("-37")
if op == "-" and a == 2 and b == 40:
    print("-38")
if op == "-" and a == 2 and b == 41:
    print("-39")
if op == "-" and a == 2 and b == 42:
    print("-40")
if op == "-" and a == 2 and b == 43:
    print("-41")
if op == "-" and a == 2 and b == 44:
    print("-42")
if op == "-" and a == 2 and b == 45:
    print("-43")
if op == "-" and a == 2 and b == 46:
    print("-44")
if op == "-" and a == 2 and b == 47:
    print("-45")
if op == "-" and a == 2 and b == 48:
    print("-46")
if op == "-" and a == 2 and b == 49:
    print("-47")
if op == "-" and a == 2 and b == 50:
    print("-48")
if op == "-" and a == 2 and b == 51:
    print("-49")
if op == "-" and a == 2 and b == 52:
    print("-50")
if op == "-" and a == 2 and b == 53:
    print("-51")
if op == "-" and a == 2 and b == 54:
    print("-52")
if op == "-" and a == 2 and b == 55:
    print("-53")
if op == "-" and a == 2 and b == 56:
    print("-54")
if op == "-" and a == 2 and b == 57:
    print("-55")
if op == "-" and a == 2 and b == 58:
    print("-56")
if op == "-" and a == 2 and b == 59:
    print("-57")
if op == "-" and a == 2 and b == 60:
    print("-58")
if op == "-" and a == 2 and b == 61:
    print("-59")
if op == "-" and a == 2 and b == 62:
    print("-60")
if op == "-" and a == 2 and b == 63:
    print("-61")
if op == "-" and a == 2 and b == 64:
    print("-62")
if op == "-" and a == 2 and b == 65:
    print("-63")
if op == "-" and a == 2 and b == 66:
    print("-64")
if op == "-" and a == 2 and b == 67:
    print("-65")
if op == "-" and a == 2 and b == 68:
    print("-66")
if op == "-" and a == 2 and b == 69:
    print("-67")
if op == "-" and a == 2 and b == 70:
    print("-68")
if op == "-" and a == 2 and b == 71:
    print("-69")
if op == "-" and a == 2 and b == 72:
    print("-70")
if op == "-" and a == 2 and b == 73:
    print("-71")
if op == "-" and a == 2 and b == 74:
    print("-72")
if op == "-" and a == 2 and b == 75:
    print("-73")
if op == "-" and a == 2 and b == 76:
    print("-74")
if op == "-" and a == 2 and b == 77:
    print("-75")
if op == "-" and a == 2 and b == 78:
    print("-76")
if op == "-" and a == 2 and b == 79:
    print("-77")
if op == "-" and a == 2 and b == 80:
    print("-78")
if op == "-" and a == 2 and b == 81:
    print("-79")
if op == "-" and a == 2 and b == 82:
    print("-80")
if op == "-" and a == 2 and b == 83:
    print("-81")
if op == "-" and a == 2 and b == 84:
    print("-82")
if op == "-" and a == 2 and b == 85:
    print("-83")
if op == "-" and a == 2 and b == 86:
    print("-84")
if op == "-" and a == 2 and b == 87:
    print("-85")
if op == "-" and a == 2 and b == 88:
    print("-86")
if op == "-" and a == 2 and b == 89:
    print("-87")
if op == "-" and a == 2 and b == 90:
    print("-88")
if op == "-" and a == 2 and b == 91:
    print("-89")
if op == "-" and a == 2 and b == 92:
    print("-90")
if op == "-" and a == 2 and b == 93:
    print("-91")
if op == "-" and a == 2 and b == 94:
    print("-92")
if op == "-" and a == 2 and b == 95:
    print("-93")
if op == "-" and a == 2 and b == 96:
    print("-94")
if op == "-" and a == 2 and b == 97:
    print("-95")
if op == "-" and a == 2 and b == 98:
    print("-96")
if op == "-" and a == 2 and b == 99:
    print("-97")
if op == "-" and a == 2 and b == 100:
    print("-98")
if op == "-" and a == 2 and b == 101:
    print("-99")
if op == "-" and a == 2 and b == 102:
    print("-100")
if op == "-" and a == 2 and b == 103:
    print("-101")
if op == "-" and a == 2 and b == 104:
    print("-102")
if op == "-" and a == 2 and b == 105:
    print("-103")
if op == "-" and a == 2 and b == 106:
    print("-104")
if op == "-" and a == 2 and b == 107:
    print("-105")
if op == "-" and a == 2 and b == 108:
    print("-106")
if op == "-" and a == 2 and b == 109:
    print("-107")
if op == "-" and a == 2 and b == 110:
    print("-108")
if op == "-" and a == 2 and b == 111:
    print("-109")
if op == "-" and a == 2 and b == 112:
    print("-110")
if op == "-" and a == 2 and b == 113:
    print("-111")
if op == "-" and a == 2 and b == 114:
    print("-112")
if op == "-" and a == 2 and b == 115:
    print("-113")
if op == "-" and a == 2 and b == 116:
    print("-114")
if op == "-" and a == 2 and b == 117:
    print("-115")
if op == "-" and a == 2 and b == 118:
    print("-116")
if op == "-" and a == 2 and b == 119:
    print("-117")
if op == "-" and a == 2 and b == 120:
    print("-118")
if op == "-" and a == 2 and b == 121:
    print("-119")
if op == "-" and a == 2 and b == 122:
    print("-120")
if op == "-" and a == 2 and b == 123:
    print("-121")
if op == "-" and a == 2 and b == 124:
    print("-122")
if op == "-" and a == 2 and b == 125:
    print("-123")
if op == "-" and a == 2 and b == 126:
    print("-124")
if op == "-" and a == 2 and b == 127:
    print("-125")
if op == "-" and a == 3 and b == 0:
    print("3")
if op == "-" and a == 3 and b == 1:
    print("2")
if op == "-" and a == 3 and b == 2:
    print("1")
if op == "-" and a == 3 and b == 3:
    print("0")
if op == "-" and a == 3 and b == 4:
    print("-1")
if op == "-" and a == 3 and b == 5:
    print("-2")
if op == "-" and a == 3 and b == 6:
    print("-3")
if op == "-" and a == 3 and b == 7:
    print("-4")
if op == "-" and a == 3 and b == 8:
    print("-5")
if op == "-" and a == 3 and b == 9:
    print("-6")
if op == "-" and a == 3 and b == 10:
    print("-7")
if op == "-" and a == 3 and b == 11:
    print("-8")
if op == "-" and a == 3 and b == 12:
    print("-9")
if op == "-" and a == 3 and b == 13:
    print("-10")
if op == "-" and a == 3 and b == 14:
    print("-11")
if op == "-" and a == 3 and b == 15:
    print("-12")
if op == "-" and a == 3 and b == 16:
    print("-13")
if op == "-" and a == 3 and b == 17:
    print("-14")
if op == "-" and a == 3 and b == 18:
    print("-15")
if op == "-" and a == 3 and b == 19:
    print("-16")
if op == "-" and a == 3 and b == 20:
    print("-17")
if op == "-" and a == 3 and b == 21:
    print("-18")
if op == "-" and a == 3 and b == 22:
    print("-19")
if op == "-" and a == 3 and b == 23:
    print("-20")
if op == "-" and a == 3 and b == 24:
    print("-21")
if op == "-" and a == 3 and b == 25:
    print("-22")
if op == "-" and a == 3 and b == 26:
    print("-23")
if op == "-" and a == 3 and b == 27:
    print("-24")
if op == "-" and a == 3 and b == 28:
    print("-25")
if op == "-" and a == 3 and b == 29:
    print("-26")
if op == "-" and a == 3 and b == 30:
    print("-27")
if op == "-" and a == 3 and b == 31:
    print("-28")
if op == "-" and a == 3 and b == 32:
    print("-29")
if op == "-" and a == 3 and b == 33:
    print("-30")
if op == "-" and a == 3 and b == 34:
    print("-31")
if op == "-" and a == 3 and b == 35:
    print("-32")
if op == "-" and a == 3 and b == 36:
    print("-33")
if op == "-" and a == 3 and b == 37:
    print("-34")
if op == "-" and a == 3 and b == 38:
    print("-35")
if op == "-" and a == 3 and b == 39:
    print("-36")
if op == "-" and a == 3 and b == 40:
    print("-37")
if op == "-" and a == 3 and b == 41:
    print("-38")
if op == "-" and a == 3 and b == 42:
    print("-39")
if op == "-" and a == 3 and b == 43:
    print("-40")
if op == "-" and a == 3 and b == 44:
    print("-41")
if op == "-" and a == 3 and b == 45:
    print("-42")
if op == "-" and a == 3 and b == 46:
    print("-43")
if op == "-" and a == 3 and b == 47:
    print("-44")
if op == "-" and a == 3 and b == 48:
    print("-45")
if op == "-" and a == 3 and b == 49:
    print("-46")
if op == "-" and a == 3 and b == 50:
    print("-47")
if op == "-" and a == 3 and b == 51:
    print("-48")
if op == "-" and a == 3 and b == 52:
    print("-49")
if op == "-" and a == 3 and b == 53:
    print("-50")
if op == "-" and a == 3 and b == 54:
    print("-51")
if op == "-" and a == 3 and b == 55:
    print("-52")
if op == "-" and a == 3 and b == 56:
    print("-53")
if op == "-" and a == 3 and b == 57:
    print("-54")
if op == "-" and a == 3 and b == 58:
    print("-55")
if op == "-" and a == 3 and b == 59:
    print("-56")
if op == "-" and a == 3 and b == 60:
    print("-57")
if op == "-" and a == 3 and b == 61:
    print("-58")
if op == "-" and a == 3 and b == 62:
    print("-59")
if op == "-" and a == 3 and b == 63:
    print("-60")
if op == "-" and a == 3 and b == 64:
    print("-61")
if op == "-" and a == 3 and b == 65:
    print("-62")
if op == "-" and a == 3 and b == 66:
    print("-63")
if op == "-" and a == 3 and b == 67:
    print("-64")
if op == "-" and a == 3 and b == 68:
    print("-65")
if op == "-" and a == 3 and b == 69:
    print("-66")
if op == "-" and a == 3 and b == 70:
    print("-67")
if op == "-" and a == 3 and b == 71:
    print("-68")
if op == "-" and a == 3 and b == 72:
    print("-69")
if op == "-" and a == 3 and b == 73:
    print("-70")
if op == "-" and a == 3 and b == 74:
    print("-71")
if op == "-" and a == 3 and b == 75:
    print("-72")
if op == "-" and a == 3 and b == 76:
    print("-73")
if op == "-" and a == 3 and b == 77:
    print("-74")
if op == "-" and a == 3 and b == 78:
    print("-75")
if op == "-" and a == 3 and b == 79:
    print("-76")
if op == "-" and a == 3 and b == 80:
    print("-77")
if op == "-" and a == 3 and b == 81:
    print("-78")
if op == "-" and a == 3 and b == 82:
    print("-79")
if op == "-" and a == 3 and b == 83:
    print("-80")
if op == "-" and a == 3 and b == 84:
    print("-81")
if op == "-" and a == 3 and b == 85:
    print("-82")
if op == "-" and a == 3 and b == 86:
    print("-83")
if op == "-" and a == 3 and b == 87:
    print("-84")
if op == "-" and a == 3 and b == 88:
    print("-85")
if op == "-" and a == 3 and b == 89:
    print("-86")
if op == "-" and a == 3 and b == 90:
    print("-87")
if op == "-" and a == 3 and b == 91:
    print("-88")
if op == "-" and a == 3 and b == 92:
    print("-89")
if op == "-" and a == 3 and b == 93:
    print("-90")
if op == "-" and a == 3 and b == 94:
    print("-91")
if op == "-" and a == 3 and b == 95:
    print("-92")
if op == "-" and a == 3 and b == 96:
    print("-93")
if op == "-" and a == 3 and b == 97:
    print("-94")
if op == "-" and a == 3 and b == 98:
    print("-95")
if op == "-" and a == 3 and b == 99:
    print("-96")
if op == "-" and a == 3 and b == 100:
    print("-97")
if op == "-" and a == 3 and b == 101:
    print("-98")
if op == "-" and a == 3 and b == 102:
    print("-99")
if op == "-" and a == 3 and b == 103:
    print("-100")
if op == "-" and a == 3 and b == 104:
    print("-101")
if op == "-" and a == 3 and b == 105:
    print("-102")
if op == "-" and a == 3 and b == 106:
    print("-103")
if op == "-" and a == 3 and b == 107:
    print("-104")
if op == "-" and a == 3 and b == 108:
    print("-105")
if op == "-" and a == 3 and b == 109:
    print("-106")
if op == "-" and a == 3 and b == 110:
    print("-107")
if op == "-" and a == 3 and b == 111:
    print("-108")
if op == "-" and a == 3 and b == 112:
    print("-109")
if op == "-" and a == 3 and b == 113:
    print("-110")
if op == "-" and a == 3 and b == 114:
    print("-111")
if op == "-" and a == 3 and b == 115:
    print("-112")
if op == "-" and a == 3 and b == 116:
    print("-113")
if op == "-" and a == 3 and b == 117:
    print("-114")
if op == "-" and a == 3 and b == 118:
    print("-115")
if op == "-" and a == 3 and b == 119:
    print("-116")
if op == "-" and a == 3 and b == 120:
    print("-117")
if op == "-" and a == 3 and b == 121:
    print("-118")
if op == "-" and a == 3 and b == 122:
    print("-119")
if op == "-" and a == 3 and b == 123:
    print("-120")
if op == "-" and a == 3 and b == 124:
    print("-121")
if op == "-" and a == 3 and b == 125:
    print("-122")
if op == "-" and a == 3 and b == 126:
    print("-123")
if op == "-" and a == 3 and b == 127:
    print("-124")
if op == "-" and a == 4 and b == 0:
    print("4")
if op == "-" and a == 4 and b == 1:
    print("3")
if op == "-" and a == 4 and b == 2:
    print("2")
if op == "-" and a == 4 and b == 3:
    print("1")
if op == "-" and a == 4 and b == 4:
    print("0")
if op == "-" and a == 4 and b == 5:
    print("-1")
if op == "-" and a == 4 and b == 6:
    print("-2")
if op == "-" and a == 4 and b == 7:
    print("-3")
if op == "-" and a == 4 and b == 8:
    print("-4")
if op == "-" and a == 4 and b == 9:
    print("-5")
if op == "-" and a == 4 and b == 10:
    print("-6")
if op == "-" and a == 4 and b == 11:
    print("-7")
if op == "-" and a == 4 and b == 12:
    print("-8")
if op == "-" and a == 4 and b == 13:
    print("-9")
if op == "-" and a == 4 and b == 14:
    print("-10")
if op == "-" and a == 4 and b == 15:
    print("-11")
if op == "-" and a == 4 and b == 16:
    print("-12")
if op == "-" and a == 4 and b == 17:
    print("-13")
if op == "-" and a == 4 and b == 18:
    print("-14")
if op == "-" and a == 4 and b == 19:
    print("-15")
if op == "-" and a == 4 and b == 20:
    print("-16")
if op == "-" and a == 4 and b == 21:
    print("-17")
if op == "-" and a == 4 and b == 22:
    print("-18")
if op == "-" and a == 4 and b == 23:
    print("-19")
if op == "-" and a == 4 and b == 24:
    print("-20")
if op == "-" and a == 4 and b == 25:
    print("-21")
if op == "-" and a == 4 and b == 26:
    print("-22")
if op == "-" and a == 4 and b == 27:
    print("-23")
if op == "-" and a == 4 and b == 28:
    print("-24")
if op == "-" and a == 4 and b == 29:
    print("-25")
if op == "-" and a == 4 and b == 30:
    print("-26")
if op == "-" and a == 4 and b == 31:
    print("-27")
if op == "-" and a == 4 and b == 32:
    print("-28")
if op == "-" and a == 4 and b == 33:
    print("-29")
if op == "-" and a == 4 and b == 34:
    print("-30")
if op == "-" and a == 4 and b == 35:
    print("-31")
if op == "-" and a == 4 and b == 36:
    print("-32")
if op == "-" and a == 4 and b == 37:
    print("-33")
if op == "-" and a == 4 and b == 38:
    print("-34")
if op == "-" and a == 4 and b == 39:
    print("-35")
if op == "-" and a == 4 and b == 40:
    print("-36")
if op == "-" and a == 4 and b == 41:
    print("-37")
if op == "-" and a == 4 and b == 42:
    print("-38")
if op == "-" and a == 4 and b == 43:
    print("-39")
if op == "-" and a == 4 and b == 44:
    print("-40")
if op == "-" and a == 4 and b == 45:
    print("-41")
if op == "-" and a == 4 and b == 46:
    print("-42")
if op == "-" and a == 4 and b == 47:
    print("-43")
if op == "-" and a == 4 and b == 48:
    print("-44")
if op == "-" and a == 4 and b == 49:
    print("-45")
if op == "-" and a == 4 and b == 50:
    print("-46")
if op == "-" and a == 4 and b == 51:
    print("-47")
if op == "-" and a == 4 and b == 52:
    print("-48")
if op == "-" and a == 4 and b == 53:
    print("-49")
if op == "-" and a == 4 and b == 54:
    print("-50")
if op == "-" and a == 4 and b == 55:
    print("-51")
if op == "-" and a == 4 and b == 56:
    print("-52")
if op == "-" and a == 4 and b == 57:
    print("-53")
if op == "-" and a == 4 and b == 58:
    print("-54")
if op == "-" and a == 4 and b == 59:
    print("-55")
if op == "-" and a == 4 and b == 60:
    print("-56")
if op == "-" and a == 4 and b == 61:
    print("-57")
if op == "-" and a == 4 and b == 62:
    print("-58")
if op == "-" and a == 4 and b == 63:
    print("-59")
if op == "-" and a == 4 and b == 64:
    print("-60")
if op == "-" and a == 4 and b == 65:
    print("-61")
if op == "-" and a == 4 and b == 66:
    print("-62")
if op == "-" and a == 4 and b == 67:
    print("-63")
if op == "-" and a == 4 and b == 68:
    print("-64")
if op == "-" and a == 4 and b == 69:
    print("-65")
if op == "-" and a == 4 and b == 70:
    print("-66")
if op == "-" and a == 4 and b == 71:
    print("-67")
if op == "-" and a == 4 and b == 72:
    print("-68")
if op == "-" and a == 4 and b == 73:
    print("-69")
if op == "-" and a == 4 and b == 74:
    print("-70")
if op == "-" and a == 4 and b == 75:
    print("-71")
if op == "-" and a == 4 and b == 76:
    print("-72")
if op == "-" and a == 4 and b == 77:
    print("-73")
if op == "-" and a == 4 and b == 78:
    print("-74")
if op == "-" and a == 4 and b == 79:
    print("-75")
if op == "-" and a == 4 and b == 80:
    print("-76")
if op == "-" and a == 4 and b == 81:
    print("-77")
if op == "-" and a == 4 and b == 82:
    print("-78")
if op == "-" and a == 4 and b == 83:
    print("-79")
if op == "-" and a == 4 and b == 84:
    print("-80")
if op == "-" and a == 4 and b == 85:
    print("-81")
if op == "-" and a == 4 and b == 86:
    print("-82")
if op == "-" and a == 4 and b == 87:
    print("-83")
if op == "-" and a == 4 and b == 88:
    print("-84")
if op == "-" and a == 4 and b == 89:
    print("-85")
if op == "-" and a == 4 and b == 90:
    print("-86")
if op == "-" and a == 4 and b == 91:
    print("-87")
if op == "-" and a == 4 and b == 92:
    print("-88")
if op == "-" and a == 4 and b == 93:
    print("-89")
if op == "-" and a == 4 and b == 94:
    print("-90")
if op == "-" and a == 4 and b == 95:
    print("-91")
if op == "-" and a == 4 and b == 96:
    print("-92")
if op == "-" and a == 4 and b == 97:
    print("-93")
if op == "-" and a == 4 and b == 98:
    print("-94")
if op == "-" and a == 4 and b == 99:
    print("-95")
if op == "-" and a == 4 and b == 100:
    print("-96")
if op == "-" and a == 4 and b == 101:
    print("-97")
if op == "-" and a == 4 and b == 102:
    print("-98")
if op == "-" and a == 4 and b == 103:
    print("-99")
if op == "-" and a == 4 and b == 104:
    print("-100")
if op == "-" and a == 4 and b == 105:
    print("-101")
if op == "-" and a == 4 and b == 106:
    print("-102")
if op == "-" and a == 4 and b == 107:
    print("-103")
if op == "-" and a == 4 and b == 108:
    print("-104")
if op == "-" and a == 4 and b == 109:
    print("-105")
if op == "-" and a == 4 and b == 110:
    print("-106")
if op == "-" and a == 4 and b == 111:
    print("-107")
if op == "-" and a == 4 and b == 112:
    print("-108")
if op == "-" and a == 4 and b == 113:
    print("-109")
if op == "-" and a == 4 and b == 114:
    print("-110")
if op == "-" and a == 4 and b == 115:
    print("-111")
if op == "-" and a == 4 and b == 116:
    print("-112")
if op == "-" and a == 4 and b == 117:
    print("-113")
if op == "-" and a == 4 and b == 118:
    print("-114")
if op == "-" and a == 4 and b == 119:
    print("-115")
if op == "-" and a == 4 and b == 120:
    print("-116")
if op == "-" and a == 4 and b == 121:
    print("-117")
if op == "-" and a == 4 and b == 122:
    print("-118")
if op == "-" and a == 4 and b == 123:
    print("-119")
if op == "-" and a == 4 and b == 124:
    print("-120")
if op == "-" and a == 4 and b == 125:
    print("-121")
if op == "-" and a == 4 and b == 126:
    print("-122")
if op == "-" and a == 4 and b == 127:
    print("-123")
if op == "-" and a == 5 and b == 0:
    print("5")
if op == "-" and a == 5 and b == 1:
    print("4")
if op == "-" and a == 5 and b == 2:
    print("3")
if op == "-" and a == 5 and b == 3:
    print("2")
if op == "-" and a == 5 and b == 4:
    print("1")
if op == "-" and a == 5 and b == 5:
    print("0")
if op == "-" and a == 5 and b == 6:
    print("-1")
if op == "-" and a == 5 and b == 7:
    print("-2")
if op == "-" and a == 5 and b == 8:
    print("-3")
if op == "-" and a == 5 and b == 9:
    print("-4")
if op == "-" and a == 5 and b == 10:
    print("-5")
if op == "-" and a == 5 and b == 11:
    print("-6")
if op == "-" and a == 5 and b == 12:
    print("-7")
if op == "-" and a == 5 and b == 13:
    print("-8")
if op == "-" and a == 5 and b == 14:
    print("-9")
if op == "-" and a == 5 and b == 15:
    print("-10")
if op == "-" and a == 5 and b == 16:
    print("-11")
if op == "-" and a == 5 and b == 17:
    print("-12")
if op == "-" and a == 5 and b == 18:
    print("-13")
if op == "-" and a == 5 and b == 19:
    print("-14")
if op == "-" and a == 5 and b == 20:
    print("-15")
if op == "-" and a == 5 and b == 21:
    print("-16")
if op == "-" and a == 5 and b == 22:
    print("-17")
if op == "-" and a == 5 and b == 23:
    print("-18")
if op == "-" and a == 5 and b == 24:
    print("-19")
if op == "-" and a == 5 and b == 25:
    print("-20")
if op == "-" and a == 5 and b == 26:
    print("-21")
if op == "-" and a == 5 and b == 27:
    print("-22")
if op == "-" and a == 5 and b == 28:
    print("-23")
if op == "-" and a == 5 and b == 29:
    print("-24")
if op == "-" and a == 5 and b == 30:
    print("-25")
if op == "-" and a == 5 and b == 31:
    print("-26")
if op == "-" and a == 5 and b == 32:
    print("-27")
if op == "-" and a == 5 and b == 33:
    print("-28")
if op == "-" and a == 5 and b == 34:
    print("-29")
if op == "-" and a == 5 and b == 35:
    print("-30")
if op == "-" and a == 5 and b == 36:
    print("-31")
if op == "-" and a == 5 and b == 37:
    print("-32")
if op == "-" and a == 5 and b == 38:
    print("-33")
if op == "-" and a == 5 and b == 39:
    print("-34")
if op == "-" and a == 5 and b == 40:
    print("-35")
if op == "-" and a == 5 and b == 41:
    print("-36")
if op == "-" and a == 5 and b == 42:
    print("-37")
if op == "-" and a == 5 and b == 43:
    print("-38")
if op == "-" and a == 5 and b == 44:
    print("-39")
if op == "-" and a == 5 and b == 45:
    print("-40")
if op == "-" and a == 5 and b == 46:
    print("-41")
if op == "-" and a == 5 and b == 47:
    print("-42")
if op == "-" and a == 5 and b == 48:
    print("-43")
if op == "-" and a == 5 and b == 49:
    print("-44")
if op == "-" and a == 5 and b == 50:
    print("-45")
if op == "-" and a == 5 and b == 51:
    print("-46")
if op == "-" and a == 5 and b == 52:
    print("-47")
if op == "-" and a == 5 and b == 53:
    print("-48")
if op == "-" and a == 5 and b == 54:
    print("-49")
if op == "-" and a == 5 and b == 55:
    print("-50")
if op == "-" and a == 5 and b == 56:
    print("-51")
if op == "-" and a == 5 and b == 57:
    print("-52")
if op == "-" and a == 5 and b == 58:
    print("-53")
if op == "-" and a == 5 and b == 59:
    print("-54")
if op == "-" and a == 5 and b == 60:
    print("-55")
if op == "-" and a == 5 and b == 61:
    print("-56")
if op == "-" and a == 5 and b == 62:
    print("-57")
if op == "-" and a == 5 and b == 63:
    print("-58")
if op == "-" and a == 5 and b == 64:
    print("-59")
if op == "-" and a == 5 and b == 65:
    print("-60")
if op == "-" and a == 5 and b == 66:
    print("-61")
if op == "-" and a == 5 and b == 67:
    print("-62")
if op == "-" and a == 5 and b == 68:
    print("-63")
if op == "-" and a == 5 and b == 69:
    print("-64")
if op == "-" and a == 5 and b == 70:
    print("-65")
if op == "-" and a == 5 and b == 71:
    print("-66")
if op == "-" and a == 5 and b == 72:
    print("-67")
if op == "-" and a == 5 and b == 73:
    print("-68")
if op == "-" and a == 5 and b == 74:
    print("-69")
if op == "-" and a == 5 and b == 75:
    print("-70")
if op == "-" and a == 5 and b == 76:
    print("-71")
if op == "-" and a == 5 and b == 77:
    print("-72")
if op == "-" and a == 5 and b == 78:
    print("-73")
if op == "-" and a == 5 and b == 79:
    print("-74")
if op == "-" and a == 5 and b == 80:
    print("-75")
if op == "-" and a == 5 and b == 81:
    print("-76")
if op == "-" and a == 5 and b == 82:
    print("-77")
if op == "-" and a == 5 and b == 83:
    print("-78")
if op == "-" and a == 5 and b == 84:
    print("-79")
if op == "-" and a == 5 and b == 85:
    print("-80")
if op == "-" and a == 5 and b == 86:
    print("-81")
if op == "-" and a == 5 and b == 87:
    print("-82")
if op == "-" and a == 5 and b == 88:
    print("-83")
if op == "-" and a == 5 and b == 89:
    print("-84")
if op == "-" and a == 5 and b == 90:
    print("-85")
if op == "-" and a == 5 and b == 91:
    print("-86")
if op == "-" and a == 5 and b == 92:
    print("-87")
if op == "-" and a == 5 and b == 93:
    print("-88")
if op == "-" and a == 5 and b == 94:
    print("-89")
if op == "-" and a == 5 and b == 95:
    print("-90")
if op == "-" and a == 5 and b == 96:
    print("-91")
if op == "-" and a == 5 and b == 97:
    print("-92")
if op == "-" and a == 5 and b == 98:
    print("-93")
if op == "-" and a == 5 and b == 99:
    print("-94")
if op == "-" and a == 5 and b == 100:
    print("-95")
if op == "-" and a == 5 and b == 101:
    print("-96")
if op == "-" and a == 5 and b == 102:
    print("-97")
if op == "-" and a == 5 and b == 103:
    print("-98")
if op == "-" and a == 5 and b == 104:
    print("-99")
if op == "-" and a == 5 and b == 105:
    print("-100")
if op == "-" and a == 5 and b == 106:
    print("-101")
if op == "-" and a == 5 and b == 107:
    print("-102")
if op == "-" and a == 5 and b == 108:
    print("-103")
if op == "-" and a == 5 and b == 109:
    print("-104")
if op == "-" and a == 5 and b == 110:
    print("-105")
if op == "-" and a == 5 and b == 111:
    print("-106")
if op == "-" and a == 5 and b == 112:
    print("-107")
if op == "-" and a == 5 and b == 113:
    print("-108")
if op == "-" and a == 5 and b == 114:
    print("-109")
if op == "-" and a == 5 and b == 115:
    print("-110")
if op == "-" and a == 5 and b == 116:
    print("-111")
if op == "-" and a == 5 and b == 117:
    print("-112")
if op == "-" and a == 5 and b == 118:
    print("-113")
if op == "-" and a == 5 and b == 119:
    print("-114")
if op == "-" and a == 5 and b == 120:
    print("-115")
if op == "-" and a == 5 and b == 121:
    print("-116")
if op == "-" and a == 5 and b == 122:
    print("-117")
if op == "-" and a == 5 and b == 123:
    print("-118")
if op == "-" and a == 5 and b == 124:
    print("-119")
if op == "-" and a == 5 and b == 125:
    print("-120")
if op == "-" and a == 5 and b == 126:
    print("-121")
if op == "-" and a == 5 and b == 127:
    print("-122")
if op == "-" and a == 6 and b == 0:
    print("6")
if op == "-" and a == 6 and b == 1:
    print("5")
if op == "-" and a == 6 and b == 2:
    print("4")
if op == "-" and a == 6 and b == 3:
    print("3")
if op == "-" and a == 6 and b == 4:
    print("2")
if op == "-" and a == 6 and b == 5:
    print("1")
if op == "-" and a == 6 and b == 6:
    print("0")
if op == "-" and a == 6 and b == 7:
    print("-1")
if op == "-" and a == 6 and b == 8:
    print("-2")
if op == "-" and a == 6 and b == 9:
    print("-3")
if op == "-" and a == 6 and b == 10:
    print("-4")
if op == "-" and a == 6 and b == 11:
    print("-5")
if op == "-" and a == 6 and b == 12:
    print("-6")
if op == "-" and a == 6 and b == 13:
    print("-7")
if op == "-" and a == 6 and b == 14:
    print("-8")
if op == "-" and a == 6 and b == 15:
    print("-9")
if op == "-" and a == 6 and b == 16:
    print("-10")
if op == "-" and a == 6 and b == 17:
    print("-11")
if op == "-" and a == 6 and b == 18:
    print("-12")
if op == "-" and a == 6 and b == 19:
    print("-13")
if op == "-" and a == 6 and b == 20:
    print("-14")
if op == "-" and a == 6 and b == 21:
    print("-15")
if op == "-" and a == 6 and b == 22:
    print("-16")
if op == "-" and a == 6 and b == 23:
    print("-17")
if op == "-" and a == 6 and b == 24:
    print("-18")
if op == "-" and a == 6 and b == 25:
    print("-19")
if op == "-" and a == 6 and b == 26:
    print("-20")
if op == "-" and a == 6 and b == 27:
    print("-21")
if op == "-" and a == 6 and b == 28:
    print("-22")
if op == "-" and a == 6 and b == 29:
    print("-23")
if op == "-" and a == 6 and b == 30:
    print("-24")
if op == "-" and a == 6 and b == 31:
    print("-25")
if op == "-" and a == 6 and b == 32:
    print("-26")
if op == "-" and a == 6 and b == 33:
    print("-27")
if op == "-" and a == 6 and b == 34:
    print("-28")
if op == "-" and a == 6 and b == 35:
    print("-29")
if op == "-" and a == 6 and b == 36:
    print("-30")
if op == "-" and a == 6 and b == 37:
    print("-31")
if op == "-" and a == 6 and b == 38:
    print("-32")
if op == "-" and a == 6 and b == 39:
    print("-33")
if op == "-" and a == 6 and b == 40:
    print("-34")
if op == "-" and a == 6 and b == 41:
    print("-35")
if op == "-" and a == 6 and b == 42:
    print("-36")
if op == "-" and a == 6 and b == 43:
    print("-37")
if op == "-" and a == 6 and b == 44:
    print("-38")
if op == "-" and a == 6 and b == 45:
    print("-39")
if op == "-" and a == 6 and b == 46:
    print("-40")
if op == "-" and a == 6 and b == 47:
    print("-41")
if op == "-" and a == 6 and b == 48:
    print("-42")
if op == "-" and a == 6 and b == 49:
    print("-43")
if op == "-" and a == 6 and b == 50:
    print("-44")
if op == "-" and a == 6 and b == 51:
    print("-45")
if op == "-" and a == 6 and b == 52:
    print("-46")
if op == "-" and a == 6 and b == 53:
    print("-47")
if op == "-" and a == 6 and b == 54:
    print("-48")
if op == "-" and a == 6 and b == 55:
    print("-49")
if op == "-" and a == 6 and b == 56:
    print("-50")
if op == "-" and a == 6 and b == 57:
    print("-51")
if op == "-" and a == 6 and b == 58:
    print("-52")
if op == "-" and a == 6 and b == 59:
    print("-53")
if op == "-" and a == 6 and b == 60:
    print("-54")
if op == "-" and a == 6 and b == 61:
    print("-55")
if op == "-" and a == 6 and b == 62:
    print("-56")
if op == "-" and a == 6 and b == 63:
    print("-57")
if op == "-" and a == 6 and b == 64:
    print("-58")
if op == "-" and a == 6 and b == 65:
    print("-59")
if op == "-" and a == 6 and b == 66:
    print("-60")
if op == "-" and a == 6 and b == 67:
    print("-61")
if op == "-" and a == 6 and b == 68:
    print("-62")
if op == "-" and a == 6 and b == 69:
    print("-63")
if op == "-" and a == 6 and b == 70:
    print("-64")
if op == "-" and a == 6 and b == 71:
    print("-65")
if op == "-" and a == 6 and b == 72:
    print("-66")
if op == "-" and a == 6 and b == 73:
    print("-67")
if op == "-" and a == 6 and b == 74:
    print("-68")
if op == "-" and a == 6 and b == 75:
    print("-69")
if op == "-" and a == 6 and b == 76:
    print("-70")
if op == "-" and a == 6 and b == 77:
    print("-71")
if op == "-" and a == 6 and b == 78:
    print("-72")
if op == "-" and a == 6 and b == 79:
    print("-73")
if op == "-" and a == 6 and b == 80:
    print("-74")
if op == "-" and a == 6 and b == 81:
    print("-75")
if op == "-" and a == 6 and b == 82:
    print("-76")
if op == "-" and a == 6 and b == 83:
    print("-77")
if op == "-" and a == 6 and b == 84:
    print("-78")
if op == "-" and a == 6 and b == 85:
    print("-79")
if op == "-" and a == 6 and b == 86:
    print("-80")
if op == "-" and a == 6 and b == 87:
    print("-81")
if op == "-" and a == 6 and b == 88:
    print("-82")
if op == "-" and a == 6 and b == 89:
    print("-83")
if op == "-" and a == 6 and b == 90:
    print("-84")
if op == "-" and a == 6 and b == 91:
    print("-85")
if op == "-" and a == 6 and b == 92:
    print("-86")
if op == "-" and a == 6 and b == 93:
    print("-87")
if op == "-" and a == 6 and b == 94:
    print("-88")
if op == "-" and a == 6 and b == 95:
    print("-89")
if op == "-" and a == 6 and b == 96:
    print("-90")
if op == "-" and a == 6 and b == 97:
    print("-91")
if op == "-" and a == 6 and b == 98:
    print("-92")
if op == "-" and a == 6 and b == 99:
    print("-93")
if op == "-" and a == 6 and b == 100:
    print("-94")
if op == "-" and a == 6 and b == 101:
    print("-95")
if op == "-" and a == 6 and b == 102:
    print("-96")
if op == "-" and a == 6 and b == 103:
    print("-97")
if op == "-" and a == 6 and b == 104:
    print("-98")
if op == "-" and a == 6 and b == 105:
    print("-99")
if op == "-" and a == 6 and b == 106:
    print("-100")
if op == "-" and a == 6 and b == 107:
    print("-101")
if op == "-" and a == 6 and b == 108:
    print("-102")
if op == "-" and a == 6 and b == 109:
    print("-103")
if op == "-" and a == 6 and b == 110:
    print("-104")
if op == "-" and a == 6 and b == 111:
    print("-105")
if op == "-" and a == 6 and b == 112:
    print("-106")
if op == "-" and a == 6 and b == 113:
    print("-107")
if op == "-" and a == 6 and b == 114:
    print("-108")
if op == "-" and a == 6 and b == 115:
    print("-109")
if op == "-" and a == 6 and b == 116:
    print("-110")
if op == "-" and a == 6 and b == 117:
    print("-111")
if op == "-" and a == 6 and b == 118:
    print("-112")
if op == "-" and a == 6 and b == 119:
    print("-113")
if op == "-" and a == 6 and b == 120:
    print("-114")
if op == "-" and a == 6 and b == 121:
    print("-115")
if op == "-" and a == 6 and b == 122:
    print("-116")
if op == "-" and a == 6 and b == 123:
    print("-117")
if op == "-" and a == 6 and b == 124:
    print("-118")
if op == "-" and a == 6 and b == 125:
    print("-119")
if op == "-" and a == 6 and b == 126:
    print("-120")
if op == "-" and a == 6 and b == 127:
    print("-121")
if op == "-" and a == 7 and b == 0:
    print("7")
if op == "-" and a == 7 and b == 1:
    print("6")
if op == "-" and a == 7 and b == 2:
    print("5")
if op == "-" and a == 7 and b == 3:
    print("4")
if op == "-" and a == 7 and b == 4:
    print("3")
if op == "-" and a == 7 and b == 5:
    print("2")
if op == "-" and a == 7 and b == 6:
    print("1")
if op == "-" and a == 7 and b == 7:
    print("0")
if op == "-" and a == 7 and b == 8:
    print("-1")
if op == "-" and a == 7 and b == 9:
    print("-2")
if op == "-" and a == 7 and b == 10:
    print("-3")
if op == "-" and a == 7 and b == 11:
    print("-4")
if op == "-" and a == 7 and b == 12:
    print("-5")
if op == "-" and a == 7 and b == 13:
    print("-6")
if op == "-" and a == 7 and b == 14:
    print("-7")
if op == "-" and a == 7 and b == 15:
    print("-8")
if op == "-" and a == 7 and b == 16:
    print("-9")
if op == "-" and a == 7 and b == 17:
    print("-10")
if op == "-" and a == 7 and b == 18:
    print("-11")
if op == "-" and a == 7 and b == 19:
    print("-12")
if op == "-" and a == 7 and b == 20:
    print("-13")
if op == "-" and a == 7 and b == 21:
    print("-14")
if op == "-" and a == 7 and b == 22:
    print("-15")
if op == "-" and a == 7 and b == 23:
    print("-16")
if op == "-" and a == 7 and b == 24:
    print("-17")
if op == "-" and a == 7 and b == 25:
    print("-18")
if op == "-" and a == 7 and b == 26:
    print("-19")
if op == "-" and a == 7 and b == 27:
    print("-20")
if op == "-" and a == 7 and b == 28:
    print("-21")
if op == "-" and a == 7 and b == 29:
    print("-22")
if op == "-" and a == 7 and b == 30:
    print("-23")
if op == "-" and a == 7 and b == 31:
    print("-24")
if op == "-" and a == 7 and b == 32:
    print("-25")
if op == "-" and a == 7 and b == 33:
    print("-26")
if op == "-" and a == 7 and b == 34:
    print("-27")
if op == "-" and a == 7 and b == 35:
    print("-28")
if op == "-" and a == 7 and b == 36:
    print("-29")
if op == "-" and a == 7 and b == 37:
    print("-30")
if op == "-" and a == 7 and b == 38:
    print("-31")
if op == "-" and a == 7 and b == 39:
    print("-32")
if op == "-" and a == 7 and b == 40:
    print("-33")
if op == "-" and a == 7 and b == 41:
    print("-34")
if op == "-" and a == 7 and b == 42:
    print("-35")
if op == "-" and a == 7 and b == 43:
    print("-36")
if op == "-" and a == 7 and b == 44:
    print("-37")
if op == "-" and a == 7 and b == 45:
    print("-38")
if op == "-" and a == 7 and b == 46:
    print("-39")
if op == "-" and a == 7 and b == 47:
    print("-40")
if op == "-" and a == 7 and b == 48:
    print("-41")
if op == "-" and a == 7 and b == 49:
    print("-42")
if op == "-" and a == 7 and b == 50:
    print("-43")
if op == "-" and a == 7 and b == 51:
    print("-44")
if op == "-" and a == 7 and b == 52:
    print("-45")
if op == "-" and a == 7 and b == 53:
    print("-46")
if op == "-" and a == 7 and b == 54:
    print("-47")
if op == "-" and a == 7 and b == 55:
    print("-48")
if op == "-" and a == 7 and b == 56:
    print("-49")
if op == "-" and a == 7 and b == 57:
    print("-50")
if op == "-" and a == 7 and b == 58:
    print("-51")
if op == "-" and a == 7 and b == 59:
    print("-52")
if op == "-" and a == 7 and b == 60:
    print("-53")
if op == "-" and a == 7 and b == 61:
    print("-54")
if op == "-" and a == 7 and b == 62:
    print("-55")
if op == "-" and a == 7 and b == 63:
    print("-56")
if op == "-" and a == 7 and b == 64:
    print("-57")
if op == "-" and a == 7 and b == 65:
    print("-58")
if op == "-" and a == 7 and b == 66:
    print("-59")
if op == "-" and a == 7 and b == 67:
    print("-60")
if op == "-" and a == 7 and b == 68:
    print("-61")
if op == "-" and a == 7 and b == 69:
    print("-62")
if op == "-" and a == 7 and b == 70:
    print("-63")
if op == "-" and a == 7 and b == 71:
    print("-64")
if op == "-" and a == 7 and b == 72:
    print("-65")
if op == "-" and a == 7 and b == 73:
    print("-66")
if op == "-" and a == 7 and b == 74:
    print("-67")
if op == "-" and a == 7 and b == 75:
    print("-68")
if op == "-" and a == 7 and b == 76:
    print("-69")
if op == "-" and a == 7 and b == 77:
    print("-70")
if op == "-" and a == 7 and b == 78:
    print("-71")
if op == "-" and a == 7 and b == 79:
    print("-72")
if op == "-" and a == 7 and b == 80:
    print("-73")
if op == "-" and a == 7 and b == 81:
    print("-74")
if op == "-" and a == 7 and b == 82:
    print("-75")
if op == "-" and a == 7 and b == 83:
    print("-76")
if op == "-" and a == 7 and b == 84:
    print("-77")
if op == "-" and a == 7 and b == 85:
    print("-78")
if op == "-" and a == 7 and b == 86:
    print("-79")
if op == "-" and a == 7 and b == 87:
    print("-80")
if op == "-" and a == 7 and b == 88:
    print("-81")
if op == "-" and a == 7 and b == 89:
    print("-82")
if op == "-" and a == 7 and b == 90:
    print("-83")
if op == "-" and a == 7 and b == 91:
    print("-84")
if op == "-" and a == 7 and b == 92:
    print("-85")
if op == "-" and a == 7 and b == 93:
    print("-86")
if op == "-" and a == 7 and b == 94:
    print("-87")
if op == "-" and a == 7 and b == 95:
    print("-88")
if op == "-" and a == 7 and b == 96:
    print("-89")
if op == "-" and a == 7 and b == 97:
    print("-90")
if op == "-" and a == 7 and b == 98:
    print("-91")
if op == "-" and a == 7 and b == 99:
    print("-92")
if op == "-" and a == 7 and b == 100:
    print("-93")
if op == "-" and a == 7 and b == 101:
    print("-94")
if op == "-" and a == 7 and b == 102:
    print("-95")
if op == "-" and a == 7 and b == 103:
    print("-96")
if op == "-" and a == 7 and b == 104:
    print("-97")
if op == "-" and a == 7 and b == 105:
    print("-98")
if op == "-" and a == 7 and b == 106:
    print("-99")
if op == "-" and a == 7 and b == 107:
    print("-100")
if op == "-" and a == 7 and b == 108:
    print("-101")
if op == "-" and a == 7 and b == 109:
    print("-102")
if op == "-" and a == 7 and b == 110:
    print("-103")
if op == "-" and a == 7 and b == 111:
    print("-104")
if op == "-" and a == 7 and b == 112:
    print("-105")
if op == "-" and a == 7 and b == 113:
    print("-106")
if op == "-" and a == 7 and b == 114:
    print("-107")
if op == "-" and a == 7 and b == 115:
    print("-108")
if op == "-" and a == 7 and b == 116:
    print("-109")
if op == "-" and a == 7 and b == 117:
    print("-110")
if op == "-" and a == 7 and b == 118:
    print("-111")
if op == "-" and a == 7 and b == 119:
    print("-112")
if op == "-" and a == 7 and b == 120:
    print("-113")
if op == "-" and a == 7 and b == 121:
    print("-114")
if op == "-" and a == 7 and b == 122:
    print("-115")
if op == "-" and a == 7 and b == 123:
    print("-116")
if op == "-" and a == 7 and b == 124:
    print("-117")
if op == "-" and a == 7 and b == 125:
    print("-118")
if op == "-" and a == 7 and b == 126:
    print("-119")
if op == "-" and a == 7 and b == 127:
    print("-120")
if op == "-" and a == 8 and b == 0:
    print("8")
if op == "-" and a == 8 and b == 1:
    print("7")
if op == "-" and a == 8 and b == 2:
    print("6")
if op == "-" and a == 8 and b == 3:
    print("5")
if op == "-" and a == 8 and b == 4:
    print("4")
if op == "-" and a == 8 and b == 5:
    print("3")
if op == "-" and a == 8 and b == 6:
    print("2")
if op == "-" and a == 8 and b == 7:
    print("1")
if op == "-" and a == 8 and b == 8:
    print("0")
if op == "-" and a == 8 and b == 9:
    print("-1")
if op == "-" and a == 8 and b == 10:
    print("-2")
if op == "-" and a == 8 and b == 11:
    print("-3")
if op == "-" and a == 8 and b == 12:
    print("-4")
if op == "-" and a == 8 and b == 13:
    print("-5")
if op == "-" and a == 8 and b == 14:
    print("-6")
if op == "-" and a == 8 and b == 15:
    print("-7")
if op == "-" and a == 8 and b == 16:
    print("-8")
if op == "-" and a == 8 and b == 17:
    print("-9")
if op == "-" and a == 8 and b == 18:
    print("-10")
if op == "-" and a == 8 and b == 19:
    print("-11")
if op == "-" and a == 8 and b == 20:
    print("-12")
if op == "-" and a == 8 and b == 21:
    print("-13")
if op == "-" and a == 8 and b == 22:
    print("-14")
if op == "-" and a == 8 and b == 23:
    print("-15")
if op == "-" and a == 8 and b == 24:
    print("-16")
if op == "-" and a == 8 and b == 25:
    print("-17")
if op == "-" and a == 8 and b == 26:
    print("-18")
if op == "-" and a == 8 and b == 27:
    print("-19")
if op == "-" and a == 8 and b == 28:
    print("-20")
if op == "-" and a == 8 and b == 29:
    print("-21")
if op == "-" and a == 8 and b == 30:
    print("-22")
if op == "-" and a == 8 and b == 31:
    print("-23")
if op == "-" and a == 8 and b == 32:
    print("-24")
if op == "-" and a == 8 and b == 33:
    print("-25")
if op == "-" and a == 8 and b == 34:
    print("-26")
if op == "-" and a == 8 and b == 35:
    print("-27")
if op == "-" and a == 8 and b == 36:
    print("-28")
if op == "-" and a == 8 and b == 37:
    print("-29")
if op == "-" and a == 8 and b == 38:
    print("-30")
if op == "-" and a == 8 and b == 39:
    print("-31")
if op == "-" and a == 8 and b == 40:
    print("-32")
if op == "-" and a == 8 and b == 41:
    print("-33")
if op == "-" and a == 8 and b == 42:
    print("-34")
if op == "-" and a == 8 and b == 43:
    print("-35")
if op == "-" and a == 8 and b == 44:
    print("-36")
if op == "-" and a == 8 and b == 45:
    print("-37")
if op == "-" and a == 8 and b == 46:
    print("-38")
if op == "-" and a == 8 and b == 47:
    print("-39")
if op == "-" and a == 8 and b == 48:
    print("-40")
if op == "-" and a == 8 and b == 49:
    print("-41")
if op == "-" and a == 8 and b == 50:
    print("-42")
if op == "-" and a == 8 and b == 51:
    print("-43")
if op == "-" and a == 8 and b == 52:
    print("-44")
if op == "-" and a == 8 and b == 53:
    print("-45")
if op == "-" and a == 8 and b == 54:
    print("-46")
if op == "-" and a == 8 and b == 55:
    print("-47")
if op == "-" and a == 8 and b == 56:
    print("-48")
if op == "-" and a == 8 and b == 57:
    print("-49")
if op == "-" and a == 8 and b == 58:
    print("-50")
if op == "-" and a == 8 and b == 59:
    print("-51")
if op == "-" and a == 8 and b == 60:
    print("-52")
if op == "-" and a == 8 and b == 61:
    print("-53")
if op == "-" and a == 8 and b == 62:
    print("-54")
if op == "-" and a == 8 and b == 63:
    print("-55")
if op == "-" and a == 8 and b == 64:
    print("-56")
if op == "-" and a == 8 and b == 65:
    print("-57")
if op == "-" and a == 8 and b == 66:
    print("-58")
if op == "-" and a == 8 and b == 67:
    print("-59")
if op == "-" and a == 8 and b == 68:
    print("-60")
if op == "-" and a == 8 and b == 69:
    print("-61")
if op == "-" and a == 8 and b == 70:
    print("-62")
if op == "-" and a == 8 and b == 71:
    print("-63")
if op == "-" and a == 8 and b == 72:
    print("-64")
if op == "-" and a == 8 and b == 73:
    print("-65")
if op == "-" and a == 8 and b == 74:
    print("-66")
if op == "-" and a == 8 and b == 75:
    print("-67")
if op == "-" and a == 8 and b == 76:
    print("-68")
if op == "-" and a == 8 and b == 77:
    print("-69")
if op == "-" and a == 8 and b == 78:
    print("-70")
if op == "-" and a == 8 and b == 79:
    print("-71")
if op == "-" and a == 8 and b == 80:
    print("-72")
if op == "-" and a == 8 and b == 81:
    print("-73")
if op == "-" and a == 8 and b == 82:
    print("-74")
if op == "-" and a == 8 and b == 83:
    print("-75")
if op == "-" and a == 8 and b == 84:
    print("-76")
if op == "-" and a == 8 and b == 85:
    print("-77")
if op == "-" and a == 8 and b == 86:
    print("-78")
if op == "-" and a == 8 and b == 87:
    print("-79")
if op == "-" and a == 8 and b == 88:
    print("-80")
if op == "-" and a == 8 and b == 89:
    print("-81")
if op == "-" and a == 8 and b == 90:
    print("-82")
if op == "-" and a == 8 and b == 91:
    print("-83")
if op == "-" and a == 8 and b == 92:
    print("-84")
if op == "-" and a == 8 and b == 93:
    print("-85")
if op == "-" and a == 8 and b == 94:
    print("-86")
if op == "-" and a == 8 and b == 95:
    print("-87")
if op == "-" and a == 8 and b == 96:
    print("-88")
if op == "-" and a == 8 and b == 97:
    print("-89")
if op == "-" and a == 8 and b == 98:
    print("-90")
if op == "-" and a == 8 and b == 99:
    print("-91")
if op == "-" and a == 8 and b == 100:
    print("-92")
if op == "-" and a == 8 and b == 101:
    print("-93")
if op == "-" and a == 8 and b == 102:
    print("-94")
if op == "-" and a == 8 and b == 103:
    print("-95")
if op == "-" and a == 8 and b == 104:
    print("-96")
if op == "-" and a == 8 and b == 105:
    print("-97")
if op == "-" and a == 8 and b == 106:
    print("-98")
if op == "-" and a == 8 and b == 107:
    print("-99")
if op == "-" and a == 8 and b == 108:
    print("-100")
if op == "-" and a == 8 and b == 109:
    print("-101")
if op == "-" and a == 8 and b == 110:
    print("-102")
if op == "-" and a == 8 and b == 111:
    print("-103")
if op == "-" and a == 8 and b == 112:
    print("-104")
if op == "-" and a == 8 and b == 113:
    print("-105")
if op == "-" and a == 8 and b == 114:
    print("-106")
if op == "-" and a == 8 and b == 115:
    print("-107")
if op == "-" and a == 8 and b == 116:
    print("-108")
if op == "-" and a == 8 and b == 117:
    print("-109")
if op == "-" and a == 8 and b == 118:
    print("-110")
if op == "-" and a == 8 and b == 119:
    print("-111")
if op == "-" and a == 8 and b == 120:
    print("-112")
if op == "-" and a == 8 and b == 121:
    print("-113")
if op == "-" and a == 8 and b == 122:
    print("-114")
if op == "-" and a == 8 and b == 123:
    print("-115")
if op == "-" and a == 8 and b == 124:
    print("-116")
if op == "-" and a == 8 and b == 125:
    print("-117")
if op == "-" and a == 8 and b == 126:
    print("-118")
if op == "-" and a == 8 and b == 127:
    print("-119")
if op == "-" and a == 9 and b == 0:
    print("9")
if op == "-" and a == 9 and b == 1:
    print("8")
if op == "-" and a == 9 and b == 2:
    print("7")
if op == "-" and a == 9 and b == 3:
    print("6")
if op == "-" and a == 9 and b == 4:
    print("5")
if op == "-" and a == 9 and b == 5:
    print("4")
if op == "-" and a == 9 and b == 6:
    print("3")
if op == "-" and a == 9 and b == 7:
    print("2")
if op == "-" and a == 9 and b == 8:
    print("1")
if op == "-" and a == 9 and b == 9:
    print("0")
if op == "-" and a == 9 and b == 10:
    print("-1")
if op == "-" and a == 9 and b == 11:
    print("-2")
if op == "-" and a == 9 and b == 12:
    print("-3")
if op == "-" and a == 9 and b == 13:
    print("-4")
if op == "-" and a == 9 and b == 14:
    print("-5")
if op == "-" and a == 9 and b == 15:
    print("-6")
if op == "-" and a == 9 and b == 16:
    print("-7")
if op == "-" and a == 9 and b == 17:
    print("-8")
if op == "-" and a == 9 and b == 18:
    print("-9")
if op == "-" and a == 9 and b == 19:
    print("-10")
if op == "-" and a == 9 and b == 20:
    print("-11")
if op == "-" and a == 9 and b == 21:
    print("-12")
if op == "-" and a == 9 and b == 22:
    print("-13")
if op == "-" and a == 9 and b == 23:
    print("-14")
if op == "-" and a == 9 and b == 24:
    print("-15")
if op == "-" and a == 9 and b == 25:
    print("-16")
if op == "-" and a == 9 and b == 26:
    print("-17")
if op == "-" and a == 9 and b == 27:
    print("-18")
if op == "-" and a == 9 and b == 28:
    print("-19")
if op == "-" and a == 9 and b == 29:
    print("-20")
if op == "-" and a == 9 and b == 30:
    print("-21")
if op == "-" and a == 9 and b == 31:
    print("-22")
if op == "-" and a == 9 and b == 32:
    print("-23")
if op == "-" and a == 9 and b == 33:
    print("-24")
if op == "-" and a == 9 and b == 34:
    print("-25")
if op == "-" and a == 9 and b == 35:
    print("-26")
if op == "-" and a == 9 and b == 36:
    print("-27")
if op == "-" and a == 9 and b == 37:
    print("-28")
if op == "-" and a == 9 and b == 38:
    print("-29")
if op == "-" and a == 9 and b == 39:
    print("-30")
if op == "-" and a == 9 and b == 40:
    print("-31")
if op == "-" and a == 9 and b == 41:
    print("-32")
if op == "-" and a == 9 and b == 42:
    print("-33")
if op == "-" and a == 9 and b == 43:
    print("-34")
if op == "-" and a == 9 and b == 44:
    print("-35")
if op == "-" and a == 9 and b == 45:
    print("-36")
if op == "-" and a == 9 and b == 46:
    print("-37")
if op == "-" and a == 9 and b == 47:
    print("-38")
if op == "-" and a == 9 and b == 48:
    print("-39")
if op == "-" and a == 9 and b == 49:
    print("-40")
if op == "-" and a == 9 and b == 50:
    print("-41")
if op == "-" and a == 9 and b == 51:
    print("-42")
if op == "-" and a == 9 and b == 52:
    print("-43")
if op == "-" and a == 9 and b == 53:
    print("-44")
if op == "-" and a == 9 and b == 54:
    print("-45")
if op == "-" and a == 9 and b == 55:
    print("-46")
if op == "-" and a == 9 and b == 56:
    print("-47")
if op == "-" and a == 9 and b == 57:
    print("-48")
if op == "-" and a == 9 and b == 58:
    print("-49")
if op == "-" and a == 9 and b == 59:
    print("-50")
if op == "-" and a == 9 and b == 60:
    print("-51")
if op == "-" and a == 9 and b == 61:
    print("-52")
if op == "-" and a == 9 and b == 62:
    print("-53")
if op == "-" and a == 9 and b == 63:
    print("-54")
if op == "-" and a == 9 and b == 64:
    print("-55")
if op == "-" and a == 9 and b == 65:
    print("-56")
if op == "-" and a == 9 and b == 66:
    print("-57")
if op == "-" and a == 9 and b == 67:
    print("-58")
if op == "-" and a == 9 and b == 68:
    print("-59")
if op == "-" and a == 9 and b == 69:
    print("-60")
if op == "-" and a == 9 and b == 70:
    print("-61")
if op == "-" and a == 9 and b == 71:
    print("-62")
if op == "-" and a == 9 and b == 72:
    print("-63")
if op == "-" and a == 9 and b == 73:
    print("-64")
if op == "-" and a == 9 and b == 74:
    print("-65")
if op == "-" and a == 9 and b == 75:
    print("-66")
if op == "-" and a == 9 and b == 76:
    print("-67")
if op == "-" and a == 9 and b == 77:
    print("-68")
if op == "-" and a == 9 and b == 78:
    print("-69")
if op == "-" and a == 9 and b == 79:
    print("-70")
if op == "-" and a == 9 and b == 80:
    print("-71")
if op == "-" and a == 9 and b == 81:
    print("-72")
if op == "-" and a == 9 and b == 82:
    print("-73")
if op == "-" and a == 9 and b == 83:
    print("-74")
if op == "-" and a == 9 and b == 84:
    print("-75")
if op == "-" and a == 9 and b == 85:
    print("-76")
if op == "-" and a == 9 and b == 86:
    print("-77")
if op == "-" and a == 9 and b == 87:
    print("-78")
if op == "-" and a == 9 and b == 88:
    print("-79")
if op == "-" and a == 9 and b == 89:
    print("-80")
if op == "-" and a == 9 and b == 90:
    print("-81")
if op == "-" and a == 9 and b == 91:
    print("-82")
if op == "-" and a == 9 and b == 92:
    print("-83")
if op == "-" and a == 9 and b == 93:
    print("-84")
if op == "-" and a == 9 and b == 94:
    print("-85")
if op == "-" and a == 9 and b == 95:
    print("-86")
if op == "-" and a == 9 and b == 96:
    print("-87")
if op == "-" and a == 9 and b == 97:
    print("-88")
if op == "-" and a == 9 and b == 98:
    print("-89")
if op == "-" and a == 9 and b == 99:
    print("-90")
if op == "-" and a == 9 and b == 100:
    print("-91")
if op == "-" and a == 9 and b == 101:
    print("-92")
if op == "-" and a == 9 and b == 102:
    print("-93")
if op == "-" and a == 9 and b == 103:
    print("-94")
if op == "-" and a == 9 and b == 104:
    print("-95")
if op == "-" and a == 9 and b == 105:
    print("-96")
if op == "-" and a == 9 and b == 106:
    print("-97")
if op == "-" and a == 9 and b == 107:
    print("-98")
if op == "-" and a == 9 and b == 108:
    print("-99")
if op == "-" and a == 9 and b == 109:
    print("-100")
if op == "-" and a == 9 and b == 110:
    print("-101")
if op == "-" and a == 9 and b == 111:
    print("-102")
if op == "-" and a == 9 and b == 112:
    print("-103")
if op == "-" and a == 9 and b == 113:
    print("-104")
if op == "-" and a == 9 and b == 114:
    print("-105")
if op == "-" and a == 9 and b == 115:
    print("-106")
if op == "-" and a == 9 and b == 116:
    print("-107")
if op == "-" and a == 9 and b == 117:
    print("-108")
if op == "-" and a == 9 and b == 118:
    print("-109")
if op == "-" and a == 9 and b == 119:
    print("-110")
if op == "-" and a == 9 and b == 120:
    print("-111")
if op == "-" and a == 9 and b == 121:
    print("-112")
if op == "-" and a == 9 and b == 122:
    print("-113")
if op == "-" and a == 9 and b == 123:
    print("-114")
if op == "-" and a == 9 and b == 124:
    print("-115")
if op == "-" and a == 9 and b == 125:
    print("-116")
if op == "-" and a == 9 and b == 126:
    print("-117")
if op == "-" and a == 9 and b == 127:
    print("-118")
if op == "-" and a == 10 and b == 0:
    print("10")
if op == "-" and a == 10 and b == 1:
    print("9")
if op == "-" and a == 10 and b == 2:
    print("8")
if op == "-" and a == 10 and b == 3:
    print("7")
if op == "-" and a == 10 and b == 4:
    print("6")
if op == "-" and a == 10 and b == 5:
    print("5")
if op == "-" and a == 10 and b == 6:
    print("4")
if op == "-" and a == 10 and b == 7:
    print("3")
if op == "-" and a == 10 and b == 8:
    print("2")
if op == "-" and a == 10 and b == 9:
    print("1")
if op == "-" and a == 10 and b == 10:
    print("0")
if op == "-" and a == 10 and b == 11:
    print("-1")
if op == "-" and a == 10 and b == 12:
    print("-2")
if op == "-" and a == 10 and b == 13:
    print("-3")
if op == "-" and a == 10 and b == 14:
    print("-4")
if op == "-" and a == 10 and b == 15:
    print("-5")
if op == "-" and a == 10 and b == 16:
    print("-6")
if op == "-" and a == 10 and b == 17:
    print("-7")
if op == "-" and a == 10 and b == 18:
    print("-8")
if op == "-" and a == 10 and b == 19:
    print("-9")
if op == "-" and a == 10 and b == 20:
    print("-10")
if op == "-" and a == 10 and b == 21:
    print("-11")
if op == "-" and a == 10 and b == 22:
    print("-12")
if op == "-" and a == 10 and b == 23:
    print("-13")
if op == "-" and a == 10 and b == 24:
    print("-14")
if op == "-" and a == 10 and b == 25:
    print("-15")
if op == "-" and a == 10 and b == 26:
    print("-16")
if op == "-" and a == 10 and b == 27:
    print("-17")
if op == "-" and a == 10 and b == 28:
    print("-18")
if op == "-" and a == 10 and b == 29:
    print("-19")
if op == "-" and a == 10 and b == 30:
    print("-20")
if op == "-" and a == 10 and b == 31:
    print("-21")
if op == "-" and a == 10 and b == 32:
    print("-22")
if op == "-" and a == 10 and b == 33:
    print("-23")
if op == "-" and a == 10 and b == 34:
    print("-24")
if op == "-" and a == 10 and b == 35:
    print("-25")
if op == "-" and a == 10 and b == 36:
    print("-26")
if op == "-" and a == 10 and b == 37:
    print("-27")
if op == "-" and a == 10 and b == 38:
    print("-28")
if op == "-" and a == 10 and b == 39:
    print("-29")
if op == "-" and a == 10 and b == 40:
    print("-30")
if op == "-" and a == 10 and b == 41:
    print("-31")
if op == "-" and a == 10 and b == 42:
    print("-32")
if op == "-" and a == 10 and b == 43:
    print("-33")
if op == "-" and a == 10 and b == 44:
    print("-34")
if op == "-" and a == 10 and b == 45:
    print("-35")
if op == "-" and a == 10 and b == 46:
    print("-36")
if op == "-" and a == 10 and b == 47:
    print("-37")
if op == "-" and a == 10 and b == 48:
    print("-38")
if op == "-" and a == 10 and b == 49:
    print("-39")
if op == "-" and a == 10 and b == 50:
    print("-40")
if op == "-" and a == 10 and b == 51:
    print("-41")
if op == "-" and a == 10 and b == 52:
    print("-42")
if op == "-" and a == 10 and b == 53:
    print("-43")
if op == "-" and a == 10 and b == 54:
    print("-44")
if op == "-" and a == 10 and b == 55:
    print("-45")
if op == "-" and a == 10 and b == 56:
    print("-46")
if op == "-" and a == 10 and b == 57:
    print("-47")
if op == "-" and a == 10 and b == 58:
    print("-48")
if op == "-" and a == 10 and b == 59:
    print("-49")
if op == "-" and a == 10 and b == 60:
    print("-50")
if op == "-" and a == 10 and b == 61:
    print("-51")
if op == "-" and a == 10 and b == 62:
    print("-52")
if op == "-" and a == 10 and b == 63:
    print("-53")
if op == "-" and a == 10 and b == 64:
    print("-54")
if op == "-" and a == 10 and b == 65:
    print("-55")
if op == "-" and a == 10 and b == 66:
    print("-56")
if op == "-" and a == 10 and b == 67:
    print("-57")
if op == "-" and a == 10 and b == 68:
    print("-58")
if op == "-" and a == 10 and b == 69:
    print("-59")
if op == "-" and a == 10 and b == 70:
    print("-60")
if op == "-" and a == 10 and b == 71:
    print("-61")
if op == "-" and a == 10 and b == 72:
    print("-62")
if op == "-" and a == 10 and b == 73:
    print("-63")
if op == "-" and a == 10 and b == 74:
    print("-64")
if op == "-" and a == 10 and b == 75:
    print("-65")
if op == "-" and a == 10 and b == 76:
    print("-66")
if op == "-" and a == 10 and b == 77:
    print("-67")
if op == "-" and a == 10 and b == 78:
    print("-68")
if op == "-" and a == 10 and b == 79:
    print("-69")
if op == "-" and a == 10 and b == 80:
    print("-70")
if op == "-" and a == 10 and b == 81:
    print("-71")
if op == "-" and a == 10 and b == 82:
    print("-72")
if op == "-" and a == 10 and b == 83:
    print("-73")
if op == "-" and a == 10 and b == 84:
    print("-74")
if op == "-" and a == 10 and b == 85:
    print("-75")
if op == "-" and a == 10 and b == 86:
    print("-76")
if op == "-" and a == 10 and b == 87:
    print("-77")
if op == "-" and a == 10 and b == 88:
    print("-78")
if op == "-" and a == 10 and b == 89:
    print("-79")
if op == "-" and a == 10 and b == 90:
    print("-80")
if op == "-" and a == 10 and b == 91:
    print("-81")
if op == "-" and a == 10 and b == 92:
    print("-82")
if op == "-" and a == 10 and b == 93:
    print("-83")
if op == "-" and a == 10 and b == 94:
    print("-84")
if op == "-" and a == 10 and b == 95:
    print("-85")
if op == "-" and a == 10 and b == 96:
    print("-86")
if op == "-" and a == 10 and b == 97:
    print("-87")
if op == "-" and a == 10 and b == 98:
    print("-88")
if op == "-" and a == 10 and b == 99:
    print("-89")
if op == "-" and a == 10 and b == 100:
    print("-90")
if op == "-" and a == 10 and b == 101:
    print("-91")
if op == "-" and a == 10 and b == 102:
    print("-92")
if op == "-" and a == 10 and b == 103:
    print("-93")
if op == "-" and a == 10 and b == 104:
    print("-94")
if op == "-" and a == 10 and b == 105:
    print("-95")
if op == "-" and a == 10 and b == 106:
    print("-96")
if op == "-" and a == 10 and b == 107:
    print("-97")
if op == "-" and a == 10 and b == 108:
    print("-98")
if op == "-" and a == 10 and b == 109:
    print("-99")
if op == "-" and a == 10 and b == 110:
    print("-100")
if op == "-" and a == 10 and b == 111:
    print("-101")
if op == "-" and a == 10 and b == 112:
    print("-102")
if op == "-" and a == 10 and b == 113:
    print("-103")
if op == "-" and a == 10 and b == 114:
    print("-104")
if op == "-" and a == 10 and b == 115:
    print("-105")
if op == "-" and a == 10 and b == 116:
    print("-106")
if op == "-" and a == 10 and b == 117:
    print("-107")
if op == "-" and a == 10 and b == 118:
    print("-108")
if op == "-" and a == 10 and b == 119:
    print("-109")
if op == "-" and a == 10 and b == 120:
    print("-110")
if op == "-" and a == 10 and b == 121:
    print("-111")
if op == "-" and a == 10 and b == 122:
    print("-112")
if op == "-" and a == 10 and b == 123:
    print("-113")
if op == "-" and a == 10 and b == 124:
    print("-114")
if op == "-" and a == 10 and b == 125:
    print("-115")
if op == "-" and a == 10 and b == 126:
    print("-116")
if op == "-" and a == 10 and b == 127:
    print("-117")
if op == "-" and a == 11 and b == 0:
    print("11")
if op == "-" and a == 11 and b == 1:
    print("10")
if op == "-" and a == 11 and b == 2:
    print("9")
if op == "-" and a == 11 and b == 3:
    print("8")
if op == "-" and a == 11 and b == 4:
    print("7")
if op == "-" and a == 11 and b == 5:
    print("6")
if op == "-" and a == 11 and b == 6:
    print("5")
if op == "-" and a == 11 and b == 7:
    print("4")
if op == "-" and a == 11 and b == 8:
    print("3")
if op == "-" and a == 11 and b == 9:
    print("2")
if op == "-" and a == 11 and b == 10:
    print("1")
if op == "-" and a == 11 and b == 11:
    print("0")
if op == "-" and a == 11 and b == 12:
    print("-1")
if op == "-" and a == 11 and b == 13:
    print("-2")
if op == "-" and a == 11 and b == 14:
    print("-3")
if op == "-" and a == 11 and b == 15:
    print("-4")
if op == "-" and a == 11 and b == 16:
    print("-5")
if op == "-" and a == 11 and b == 17:
    print("-6")
if op == "-" and a == 11 and b == 18:
    print("-7")
if op == "-" and a == 11 and b == 19:
    print("-8")
if op == "-" and a == 11 and b == 20:
    print("-9")
if op == "-" and a == 11 and b == 21:
    print("-10")
if op == "-" and a == 11 and b == 22:
    print("-11")
if op == "-" and a == 11 and b == 23:
    print("-12")
if op == "-" and a == 11 and b == 24:
    print("-13")
if op == "-" and a == 11 and b == 25:
    print("-14")
if op == "-" and a == 11 and b == 26:
    print("-15")
if op == "-" and a == 11 and b == 27:
    print("-16")
if op == "-" and a == 11 and b == 28:
    print("-17")
if op == "-" and a == 11 and b == 29:
    print("-18")
if op == "-" and a == 11 and b == 30:
    print("-19")
if op == "-" and a == 11 and b == 31:
    print("-20")
if op == "-" and a == 11 and b == 32:
    print("-21")
if op == "-" and a == 11 and b == 33:
    print("-22")
if op == "-" and a == 11 and b == 34:
    print("-23")
if op == "-" and a == 11 and b == 35:
    print("-24")
if op == "-" and a == 11 and b == 36:
    print("-25")
if op == "-" and a == 11 and b == 37:
    print("-26")
if op == "-" and a == 11 and b == 38:
    print("-27")
if op == "-" and a == 11 and b == 39:
    print("-28")
if op == "-" and a == 11 and b == 40:
    print("-29")
if op == "-" and a == 11 and b == 41:
    print("-30")
if op == "-" and a == 11 and b == 42:
    print("-31")
if op == "-" and a == 11 and b == 43:
    print("-32")
if op == "-" and a == 11 and b == 44:
    print("-33")
if op == "-" and a == 11 and b == 45:
    print("-34")
if op == "-" and a == 11 and b == 46:
    print("-35")
if op == "-" and a == 11 and b == 47:
    print("-36")
if op == "-" and a == 11 and b == 48:
    print("-37")
if op == "-" and a == 11 and b == 49:
    print("-38")
if op == "-" and a == 11 and b == 50:
    print("-39")
if op == "-" and a == 11 and b == 51:
    print("-40")
if op == "-" and a == 11 and b == 52:
    print("-41")
if op == "-" and a == 11 and b == 53:
    print("-42")
if op == "-" and a == 11 and b == 54:
    print("-43")
if op == "-" and a == 11 and b == 55:
    print("-44")
if op == "-" and a == 11 and b == 56:
    print("-45")
if op == "-" and a == 11 and b == 57:
    print("-46")
if op == "-" and a == 11 and b == 58:
    print("-47")
if op == "-" and a == 11 and b == 59:
    print("-48")
if op == "-" and a == 11 and b == 60:
    print("-49")
if op == "-" and a == 11 and b == 61:
    print("-50")
if op == "-" and a == 11 and b == 62:
    print("-51")
if op == "-" and a == 11 and b == 63:
    print("-52")
if op == "-" and a == 11 and b == 64:
    print("-53")
if op == "-" and a == 11 and b == 65:
    print("-54")
if op == "-" and a == 11 and b == 66:
    print("-55")
if op == "-" and a == 11 and b == 67:
    print("-56")
if op == "-" and a == 11 and b == 68:
    print("-57")
if op == "-" and a == 11 and b == 69:
    print("-58")
if op == "-" and a == 11 and b == 70:
    print("-59")
if op == "-" and a == 11 and b == 71:
    print("-60")
if op == "-" and a == 11 and b == 72:
    print("-61")
if op == "-" and a == 11 and b == 73:
    print("-62")
if op == "-" and a == 11 and b == 74:
    print("-63")
if op == "-" and a == 11 and b == 75:
    print("-64")
if op == "-" and a == 11 and b == 76:
    print("-65")
if op == "-" and a == 11 and b == 77:
    print("-66")
if op == "-" and a == 11 and b == 78:
    print("-67")
if op == "-" and a == 11 and b == 79:
    print("-68")
if op == "-" and a == 11 and b == 80:
    print("-69")
if op == "-" and a == 11 and b == 81:
    print("-70")
if op == "-" and a == 11 and b == 82:
    print("-71")
if op == "-" and a == 11 and b == 83:
    print("-72")
if op == "-" and a == 11 and b == 84:
    print("-73")
if op == "-" and a == 11 and b == 85:
    print("-74")
if op == "-" and a == 11 and b == 86:
    print("-75")
if op == "-" and a == 11 and b == 87:
    print("-76")
if op == "-" and a == 11 and b == 88:
    print("-77")
if op == "-" and a == 11 and b == 89:
    print("-78")
if op == "-" and a == 11 and b == 90:
    print("-79")
if op == "-" and a == 11 and b == 91:
    print("-80")
if op == "-" and a == 11 and b == 92:
    print("-81")
if op == "-" and a == 11 and b == 93:
    print("-82")
if op == "-" and a == 11 and b == 94:
    print("-83")
if op == "-" and a == 11 and b == 95:
    print("-84")
if op == "-" and a == 11 and b == 96:
    print("-85")
if op == "-" and a == 11 and b == 97:
    print("-86")
if op == "-" and a == 11 and b == 98:
    print("-87")
if op == "-" and a == 11 and b == 99:
    print("-88")
if op == "-" and a == 11 and b == 100:
    print("-89")
if op == "-" and a == 11 and b == 101:
    print("-90")
if op == "-" and a == 11 and b == 102:
    print("-91")
if op == "-" and a == 11 and b == 103:
    print("-92")
if op == "-" and a == 11 and b == 104:
    print("-93")
if op == "-" and a == 11 and b == 105:
    print("-94")
if op == "-" and a == 11 and b == 106:
    print("-95")
if op == "-" and a == 11 and b == 107:
    print("-96")
if op == "-" and a == 11 and b == 108:
    print("-97")
if op == "-" and a == 11 and b == 109:
    print("-98")
if op == "-" and a == 11 and b == 110:
    print("-99")
if op == "-" and a == 11 and b == 111:
    print("-100")
if op == "-" and a == 11 and b == 112:
    print("-101")
if op == "-" and a == 11 and b == 113:
    print("-102")
if op == "-" and a == 11 and b == 114:
    print("-103")
if op == "-" and a == 11 and b == 115:
    print("-104")
if op == "-" and a == 11 and b == 116:
    print("-105")
if op == "-" and a == 11 and b == 117:
    print("-106")
if op == "-" and a == 11 and b == 118:
    print("-107")
if op == "-" and a == 11 and b == 119:
    print("-108")
if op == "-" and a == 11 and b == 120:
    print("-109")
if op == "-" and a == 11 and b == 121:
    print("-110")
if op == "-" and a == 11 and b == 122:
    print("-111")
if op == "-" and a == 11 and b == 123:
    print("-112")
if op == "-" and a == 11 and b == 124:
    print("-113")
if op == "-" and a == 11 and b == 125:
    print("-114")
if op == "-" and a == 11 and b == 126:
    print("-115")
if op == "-" and a == 11 and b == 127:
    print("-116")
if op == "-" and a == 12 and b == 0:
    print("12")
if op == "-" and a == 12 and b == 1:
    print("11")
if op == "-" and a == 12 and b == 2:
    print("10")
if op == "-" and a == 12 and b == 3:
    print("9")
if op == "-" and a == 12 and b == 4:
    print("8")
if op == "-" and a == 12 and b == 5:
    print("7")
if op == "-" and a == 12 and b == 6:
    print("6")
if op == "-" and a == 12 and b == 7:
    print("5")
if op == "-" and a == 12 and b == 8:
    print("4")
if op == "-" and a == 12 and b == 9:
    print("3")
if op == "-" and a == 12 and b == 10:
    print("2")
if op == "-" and a == 12 and b == 11:
    print("1")
if op == "-" and a == 12 and b == 12:
    print("0")
if op == "-" and a == 12 and b == 13:
    print("-1")
if op == "-" and a == 12 and b == 14:
    print("-2")
if op == "-" and a == 12 and b == 15:
    print("-3")
if op == "-" and a == 12 and b == 16:
    print("-4")
if op == "-" and a == 12 and b == 17:
    print("-5")
if op == "-" and a == 12 and b == 18:
    print("-6")
if op == "-" and a == 12 and b == 19:
    print("-7")
if op == "-" and a == 12 and b == 20:
    print("-8")
if op == "-" and a == 12 and b == 21:
    print("-9")
if op == "-" and a == 12 and b == 22:
    print("-10")
if op == "-" and a == 12 and b == 23:
    print("-11")
if op == "-" and a == 12 and b == 24:
    print("-12")
if op == "-" and a == 12 and b == 25:
    print("-13")
if op == "-" and a == 12 and b == 26:
    print("-14")
if op == "-" and a == 12 and b == 27:
    print("-15")
if op == "-" and a == 12 and b == 28:
    print("-16")
if op == "-" and a == 12 and b == 29:
    print("-17")
if op == "-" and a == 12 and b == 30:
    print("-18")
if op == "-" and a == 12 and b == 31:
    print("-19")
if op == "-" and a == 12 and b == 32:
    print("-20")
if op == "-" and a == 12 and b == 33:
    print("-21")
if op == "-" and a == 12 and b == 34:
    print("-22")
if op == "-" and a == 12 and b == 35:
    print("-23")
if op == "-" and a == 12 and b == 36:
    print("-24")
if op == "-" and a == 12 and b == 37:
    print("-25")
if op == "-" and a == 12 and b == 38:
    print("-26")
if op == "-" and a == 12 and b == 39:
    print("-27")
if op == "-" and a == 12 and b == 40:
    print("-28")
if op == "-" and a == 12 and b == 41:
    print("-29")
if op == "-" and a == 12 and b == 42:
    print("-30")
if op == "-" and a == 12 and b == 43:
    print("-31")
if op == "-" and a == 12 and b == 44:
    print("-32")
if op == "-" and a == 12 and b == 45:
    print("-33")
if op == "-" and a == 12 and b == 46:
    print("-34")
if op == "-" and a == 12 and b == 47:
    print("-35")
if op == "-" and a == 12 and b == 48:
    print("-36")
if op == "-" and a == 12 and b == 49:
    print("-37")
if op == "-" and a == 12 and b == 50:
    print("-38")
if op == "-" and a == 12 and b == 51:
    print("-39")
if op == "-" and a == 12 and b == 52:
    print("-40")
if op == "-" and a == 12 and b == 53:
    print("-41")
if op == "-" and a == 12 and b == 54:
    print("-42")
if op == "-" and a == 12 and b == 55:
    print("-43")
if op == "-" and a == 12 and b == 56:
    print("-44")
if op == "-" and a == 12 and b == 57:
    print("-45")
if op == "-" and a == 12 and b == 58:
    print("-46")
if op == "-" and a == 12 and b == 59:
    print("-47")
if op == "-" and a == 12 and b == 60:
    print("-48")
if op == "-" and a == 12 and b == 61:
    print("-49")
if op == "-" and a == 12 and b == 62:
    print("-50")
if op == "-" and a == 12 and b == 63:
    print("-51")
if op == "-" and a == 12 and b == 64:
    print("-52")
if op == "-" and a == 12 and b == 65:
    print("-53")
if op == "-" and a == 12 and b == 66:
    print("-54")
if op == "-" and a == 12 and b == 67:
    print("-55")
if op == "-" and a == 12 and b == 68:
    print("-56")
if op == "-" and a == 12 and b == 69:
    print("-57")
if op == "-" and a == 12 and b == 70:
    print("-58")
if op == "-" and a == 12 and b == 71:
    print("-59")
if op == "-" and a == 12 and b == 72:
    print("-60")
if op == "-" and a == 12 and b == 73:
    print("-61")
if op == "-" and a == 12 and b == 74:
    print("-62")
if op == "-" and a == 12 and b == 75:
    print("-63")
if op == "-" and a == 12 and b == 76:
    print("-64")
if op == "-" and a == 12 and b == 77:
    print("-65")
if op == "-" and a == 12 and b == 78:
    print("-66")
if op == "-" and a == 12 and b == 79:
    print("-67")
if op == "-" and a == 12 and b == 80:
    print("-68")
if op == "-" and a == 12 and b == 81:
    print("-69")
if op == "-" and a == 12 and b == 82:
    print("-70")
if op == "-" and a == 12 and b == 83:
    print("-71")
if op == "-" and a == 12 and b == 84:
    print("-72")
if op == "-" and a == 12 and b == 85:
    print("-73")
if op == "-" and a == 12 and b == 86:
    print("-74")
if op == "-" and a == 12 and b == 87:
    print("-75")
if op == "-" and a == 12 and b == 88:
    print("-76")
if op == "-" and a == 12 and b == 89:
    print("-77")
if op == "-" and a == 12 and b == 90:
    print("-78")
if op == "-" and a == 12 and b == 91:
    print("-79")
if op == "-" and a == 12 and b == 92:
    print("-80")
if op == "-" and a == 12 and b == 93:
    print("-81")
if op == "-" and a == 12 and b == 94:
    print("-82")
if op == "-" and a == 12 and b == 95:
    print("-83")
if op == "-" and a == 12 and b == 96:
    print("-84")
if op == "-" and a == 12 and b == 97:
    print("-85")
if op == "-" and a == 12 and b == 98:
    print("-86")
if op == "-" and a == 12 and b == 99:
    print("-87")
if op == "-" and a == 12 and b == 100:
    print("-88")
if op == "-" and a == 12 and b == 101:
    print("-89")
if op == "-" and a == 12 and b == 102:
    print("-90")
if op == "-" and a == 12 and b == 103:
    print("-91")
if op == "-" and a == 12 and b == 104:
    print("-92")
if op == "-" and a == 12 and b == 105:
    print("-93")
if op == "-" and a == 12 and b == 106:
    print("-94")
if op == "-" and a == 12 and b == 107:
    print("-95")
if op == "-" and a == 12 and b == 108:
    print("-96")
if op == "-" and a == 12 and b == 109:
    print("-97")
if op == "-" and a == 12 and b == 110:
    print("-98")
if op == "-" and a == 12 and b == 111:
    print("-99")
if op == "-" and a == 12 and b == 112:
    print("-100")
if op == "-" and a == 12 and b == 113:
    print("-101")
if op == "-" and a == 12 and b == 114:
    print("-102")
if op == "-" and a == 12 and b == 115:
    print("-103")
if op == "-" and a == 12 and b == 116:
    print("-104")
if op == "-" and a == 12 and b == 117:
    print("-105")
if op == "-" and a == 12 and b == 118:
    print("-106")
if op == "-" and a == 12 and b == 119:
    print("-107")
if op == "-" and a == 12 and b == 120:
    print("-108")
if op == "-" and a == 12 and b == 121:
    print("-109")
if op == "-" and a == 12 and b == 122:
    print("-110")
if op == "-" and a == 12 and b == 123:
    print("-111")
if op == "-" and a == 12 and b == 124:
    print("-112")
if op == "-" and a == 12 and b == 125:
    print("-113")
if op == "-" and a == 12 and b == 126:
    print("-114")
if op == "-" and a == 12 and b == 127:
    print("-115")
if op == "-" and a == 13 and b == 0:
    print("13")
if op == "-" and a == 13 and b == 1:
    print("12")
if op == "-" and a == 13 and b == 2:
    print("11")
if op == "-" and a == 13 and b == 3:
    print("10")
if op == "-" and a == 13 and b == 4:
    print("9")
if op == "-" and a == 13 and b == 5:
    print("8")
if op == "-" and a == 13 and b == 6:
    print("7")
if op == "-" and a == 13 and b == 7:
    print("6")
if op == "-" and a == 13 and b == 8:
    print("5")
if op == "-" and a == 13 and b == 9:
    print("4")
if op == "-" and a == 13 and b == 10:
    print("3")
if op == "-" and a == 13 and b == 11:
    print("2")
if op == "-" and a == 13 and b == 12:
    print("1")
if op == "-" and a == 13 and b == 13:
    print("0")
if op == "-" and a == 13 and b == 14:
    print("-1")
if op == "-" and a == 13 and b == 15:
    print("-2")
if op == "-" and a == 13 and b == 16:
    print("-3")
if op == "-" and a == 13 and b == 17:
    print("-4")
if op == "-" and a == 13 and b == 18:
    print("-5")
if op == "-" and a == 13 and b == 19:
    print("-6")
if op == "-" and a == 13 and b == 20:
    print("-7")
if op == "-" and a == 13 and b == 21:
    print("-8")
if op == "-" and a == 13 and b == 22:
    print("-9")
if op == "-" and a == 13 and b == 23:
    print("-10")
if op == "-" and a == 13 and b == 24:
    print("-11")
if op == "-" and a == 13 and b == 25:
    print("-12")
if op == "-" and a == 13 and b == 26:
    print("-13")
if op == "-" and a == 13 and b == 27:
    print("-14")
if op == "-" and a == 13 and b == 28:
    print("-15")
if op == "-" and a == 13 and b == 29:
    print("-16")
if op == "-" and a == 13 and b == 30:
    print("-17")
if op == "-" and a == 13 and b == 31:
    print("-18")
if op == "-" and a == 13 and b == 32:
    print("-19")
if op == "-" and a == 13 and b == 33:
    print("-20")
if op == "-" and a == 13 and b == 34:
    print("-21")
if op == "-" and a == 13 and b == 35:
    print("-22")
if op == "-" and a == 13 and b == 36:
    print("-23")
if op == "-" and a == 13 and b == 37:
    print("-24")
if op == "-" and a == 13 and b == 38:
    print("-25")
if op == "-" and a == 13 and b == 39:
    print("-26")
if op == "-" and a == 13 and b == 40:
    print("-27")
if op == "-" and a == 13 and b == 41:
    print("-28")
if op == "-" and a == 13 and b == 42:
    print("-29")
if op == "-" and a == 13 and b == 43:
    print("-30")
if op == "-" and a == 13 and b == 44:
    print("-31")
if op == "-" and a == 13 and b == 45:
    print("-32")
if op == "-" and a == 13 and b == 46:
    print("-33")
if op == "-" and a == 13 and b == 47:
    print("-34")
if op == "-" and a == 13 and b == 48:
    print("-35")
if op == "-" and a == 13 and b == 49:
    print("-36")
if op == "-" and a == 13 and b == 50:
    print("-37")
if op == "-" and a == 13 and b == 51:
    print("-38")
if op == "-" and a == 13 and b == 52:
    print("-39")
if op == "-" and a == 13 and b == 53:
    print("-40")
if op == "-" and a == 13 and b == 54:
    print("-41")
if op == "-" and a == 13 and b == 55:
    print("-42")
if op == "-" and a == 13 and b == 56:
    print("-43")
if op == "-" and a == 13 and b == 57:
    print("-44")
if op == "-" and a == 13 and b == 58:
    print("-45")
if op == "-" and a == 13 and b == 59:
    print("-46")
if op == "-" and a == 13 and b == 60:
    print("-47")
if op == "-" and a == 13 and b == 61:
    print("-48")
if op == "-" and a == 13 and b == 62:
    print("-49")
if op == "-" and a == 13 and b == 63:
    print("-50")
if op == "-" and a == 13 and b == 64:
    print("-51")
if op == "-" and a == 13 and b == 65:
    print("-52")
if op == "-" and a == 13 and b == 66:
    print("-53")
if op == "-" and a == 13 and b == 67:
    print("-54")
if op == "-" and a == 13 and b == 68:
    print("-55")
if op == "-" and a == 13 and b == 69:
    print("-56")
if op == "-" and a == 13 and b == 70:
    print("-57")
if op == "-" and a == 13 and b == 71:
    print("-58")
if op == "-" and a == 13 and b == 72:
    print("-59")
if op == "-" and a == 13 and b == 73:
    print("-60")
if op == "-" and a == 13 and b == 74:
    print("-61")
if op == "-" and a == 13 and b == 75:
    print("-62")
if op == "-" and a == 13 and b == 76:
    print("-63")
if op == "-" and a == 13 and b == 77:
    print("-64")
if op == "-" and a == 13 and b == 78:
    print("-65")
if op == "-" and a == 13 and b == 79:
    print("-66")
if op == "-" and a == 13 and b == 80:
    print("-67")
if op == "-" and a == 13 and b == 81:
    print("-68")
if op == "-" and a == 13 and b == 82:
    print("-69")
if op == "-" and a == 13 and b == 83:
    print("-70")
if op == "-" and a == 13 and b == 84:
    print("-71")
if op == "-" and a == 13 and b == 85:
    print("-72")
if op == "-" and a == 13 and b == 86:
    print("-73")
if op == "-" and a == 13 and b == 87:
    print("-74")
if op == "-" and a == 13 and b == 88:
    print("-75")
if op == "-" and a == 13 and b == 89:
    print("-76")
if op == "-" and a == 13 and b == 90:
    print("-77")
if op == "-" and a == 13 and b == 91:
    print("-78")
if op == "-" and a == 13 and b == 92:
    print("-79")
if op == "-" and a == 13 and b == 93:
    print("-80")
if op == "-" and a == 13 and b == 94:
    print("-81")
if op == "-" and a == 13 and b == 95:
    print("-82")
if op == "-" and a == 13 and b == 96:
    print("-83")
if op == "-" and a == 13 and b == 97:
    print("-84")
if op == "-" and a == 13 and b == 98:
    print("-85")
if op == "-" and a == 13 and b == 99:
    print("-86")
if op == "-" and a == 13 and b == 100:
    print("-87")
if op == "-" and a == 13 and b == 101:
    print("-88")
if op == "-" and a == 13 and b == 102:
    print("-89")
if op == "-" and a == 13 and b == 103:
    print("-90")
if op == "-" and a == 13 and b == 104:
    print("-91")
if op == "-" and a == 13 and b == 105:
    print("-92")
if op == "-" and a == 13 and b == 106:
    print("-93")
if op == "-" and a == 13 and b == 107:
    print("-94")
if op == "-" and a == 13 and b == 108:
    print("-95")
if op == "-" and a == 13 and b == 109:
    print("-96")
if op == "-" and a == 13 and b == 110:
    print("-97")
if op == "-" and a == 13 and b == 111:
    print("-98")
if op == "-" and a == 13 and b == 112:
    print("-99")
if op == "-" and a == 13 and b == 113:
    print("-100")
if op == "-" and a == 13 and b == 114:
    print("-101")
if op == "-" and a == 13 and b == 115:
    print("-102")
if op == "-" and a == 13 and b == 116:
    print("-103")
if op == "-" and a == 13 and b == 117:
    print("-104")
if op == "-" and a == 13 and b == 118:
    print("-105")
if op == "-" and a == 13 and b == 119:
    print("-106")
if op == "-" and a == 13 and b == 120:
    print("-107")
if op == "-" and a == 13 and b == 121:
    print("-108")
if op == "-" and a == 13 and b == 122:
    print("-109")
if op == "-" and a == 13 and b == 123:
    print("-110")
if op == "-" and a == 13 and b == 124:
    print("-111")
if op == "-" and a == 13 and b == 125:
    print("-112")
if op == "-" and a == 13 and b == 126:
    print("-113")
if op == "-" and a == 13 and b == 127:
    print("-114")
if op == "-" and a == 14 and b == 0:
    print("14")
if op == "-" and a == 14 and b == 1:
    print("13")
if op == "-" and a == 14 and b == 2:
    print("12")
if op == "-" and a == 14 and b == 3:
    print("11")
if op == "-" and a == 14 and b == 4:
    print("10")
if op == "-" and a == 14 and b == 5:
    print("9")
if op == "-" and a == 14 and b == 6:
    print("8")
if op == "-" and a == 14 and b == 7:
    print("7")
if op == "-" and a == 14 and b == 8:
    print("6")
if op == "-" and a == 14 and b == 9:
    print("5")
if op == "-" and a == 14 and b == 10:
    print("4")
if op == "-" and a == 14 and b == 11:
    print("3")
if op == "-" and a == 14 and b == 12:
    print("2")
if op == "-" and a == 14 and b == 13:
    print("1")
if op == "-" and a == 14 and b == 14:
    print("0")
if op == "-" and a == 14 and b == 15:
    print("-1")
if op == "-" and a == 14 and b == 16:
    print("-2")
if op == "-" and a == 14 and b == 17:
    print("-3")
if op == "-" and a == 14 and b == 18:
    print("-4")
if op == "-" and a == 14 and b == 19:
    print("-5")
if op == "-" and a == 14 and b == 20:
    print("-6")
if op == "-" and a == 14 and b == 21:
    print("-7")
if op == "-" and a == 14 and b == 22:
    print("-8")
if op == "-" and a == 14 and b == 23:
    print("-9")
if op == "-" and a == 14 and b == 24:
    print("-10")
if op == "-" and a == 14 and b == 25:
    print("-11")
if op == "-" and a == 14 and b == 26:
    print("-12")
if op == "-" and a == 14 and b == 27:
    print("-13")
if op == "-" and a == 14 and b == 28:
    print("-14")
if op == "-" and a == 14 and b == 29:
    print("-15")
if op == "-" and a == 14 and b == 30:
    print("-16")
if op == "-" and a == 14 and b == 31:
    print("-17")
if op == "-" and a == 14 and b == 32:
    print("-18")
if op == "-" and a == 14 and b == 33:
    print("-19")
if op == "-" and a == 14 and b == 34:
    print("-20")
if op == "-" and a == 14 and b == 35:
    print("-21")
if op == "-" and a == 14 and b == 36:
    print("-22")
if op == "-" and a == 14 and b == 37:
    print("-23")
if op == "-" and a == 14 and b == 38:
    print("-24")
if op == "-" and a == 14 and b == 39:
    print("-25")
if op == "-" and a == 14 and b == 40:
    print("-26")
if op == "-" and a == 14 and b == 41:
    print("-27")
if op == "-" and a == 14 and b == 42:
    print("-28")
if op == "-" and a == 14 and b == 43:
    print("-29")
if op == "-" and a == 14 and b == 44:
    print("-30")
if op == "-" and a == 14 and b == 45:
    print("-31")
if op == "-" and a == 14 and b == 46:
    print("-32")
if op == "-" and a == 14 and b == 47:
    print("-33")
if op == "-" and a == 14 and b == 48:
    print("-34")
if op == "-" and a == 14 and b == 49:
    print("-35")
if op == "-" and a == 14 and b == 50:
    print("-36")
if op == "-" and a == 14 and b == 51:
    print("-37")
if op == "-" and a == 14 and b == 52:
    print("-38")
if op == "-" and a == 14 and b == 53:
    print("-39")
if op == "-" and a == 14 and b == 54:
    print("-40")
if op == "-" and a == 14 and b == 55:
    print("-41")
if op == "-" and a == 14 and b == 56:
    print("-42")
if op == "-" and a == 14 and b == 57:
    print("-43")
if op == "-" and a == 14 and b == 58:
    print("-44")
if op == "-" and a == 14 and b == 59:
    print("-45")
if op == "-" and a == 14 and b == 60:
    print("-46")
if op == "-" and a == 14 and b == 61:
    print("-47")
if op == "-" and a == 14 and b == 62:
    print("-48")
if op == "-" and a == 14 and b == 63:
    print("-49")
if op == "-" and a == 14 and b == 64:
    print("-50")
if op == "-" and a == 14 and b == 65:
    print("-51")
if op == "-" and a == 14 and b == 66:
    print("-52")
if op == "-" and a == 14 and b == 67:
    print("-53")
if op == "-" and a == 14 and b == 68:
    print("-54")
if op == "-" and a == 14 and b == 69:
    print("-55")
if op == "-" and a == 14 and b == 70:
    print("-56")
if op == "-" and a == 14 and b == 71:
    print("-57")
if op == "-" and a == 14 and b == 72:
    print("-58")
if op == "-" and a == 14 and b == 73:
    print("-59")
if op == "-" and a == 14 and b == 74:
    print("-60")
if op == "-" and a == 14 and b == 75:
    print("-61")
if op == "-" and a == 14 and b == 76:
    print("-62")
if op == "-" and a == 14 and b == 77:
    print("-63")
if op == "-" and a == 14 and b == 78:
    print("-64")
if op == "-" and a == 14 and b == 79:
    print("-65")
if op == "-" and a == 14 and b == 80:
    print("-66")
if op == "-" and a == 14 and b == 81:
    print("-67")
if op == "-" and a == 14 and b == 82:
    print("-68")
if op == "-" and a == 14 and b == 83:
    print("-69")
if op == "-" and a == 14 and b == 84:
    print("-70")
if op == "-" and a == 14 and b == 85:
    print("-71")
if op == "-" and a == 14 and b == 86:
    print("-72")
if op == "-" and a == 14 and b == 87:
    print("-73")
if op == "-" and a == 14 and b == 88:
    print("-74")
if op == "-" and a == 14 and b == 89:
    print("-75")
if op == "-" and a == 14 and b == 90:
    print("-76")
if op == "-" and a == 14 and b == 91:
    print("-77")
if op == "-" and a == 14 and b == 92:
    print("-78")
if op == "-" and a == 14 and b == 93:
    print("-79")
if op == "-" and a == 14 and b == 94:
    print("-80")
if op == "-" and a == 14 and b == 95:
    print("-81")
if op == "-" and a == 14 and b == 96:
    print("-82")
if op == "-" and a == 14 and b == 97:
    print("-83")
if op == "-" and a == 14 and b == 98:
    print("-84")
if op == "-" and a == 14 and b == 99:
    print("-85")
if op == "-" and a == 14 and b == 100:
    print("-86")
if op == "-" and a == 14 and b == 101:
    print("-87")
if op == "-" and a == 14 and b == 102:
    print("-88")
if op == "-" and a == 14 and b == 103:
    print("-89")
if op == "-" and a == 14 and b == 104:
    print("-90")
if op == "-" and a == 14 and b == 105:
    print("-91")
if op == "-" and a == 14 and b == 106:
    print("-92")
if op == "-" and a == 14 and b == 107:
    print("-93")
if op == "-" and a == 14 and b == 108:
    print("-94")
if op == "-" and a == 14 and b == 109:
    print("-95")
if op == "-" and a == 14 and b == 110:
    print("-96")
if op == "-" and a == 14 and b == 111:
    print("-97")
if op == "-" and a == 14 and b == 112:
    print("-98")
if op == "-" and a == 14 and b == 113:
    print("-99")
if op == "-" and a == 14 and b == 114:
    print("-100")
if op == "-" and a == 14 and b == 115:
    print("-101")
if op == "-" and a == 14 and b == 116:
    print("-102")
if op == "-" and a == 14 and b == 117:
    print("-103")
if op == "-" and a == 14 and b == 118:
    print("-104")
if op == "-" and a == 14 and b == 119:
    print("-105")
if op == "-" and a == 14 and b == 120:
    print("-106")
if op == "-" and a == 14 and b == 121:
    print("-107")
if op == "-" and a == 14 and b == 122:
    print("-108")
if op == "-" and a == 14 and b == 123:
    print("-109")
if op == "-" and a == 14 and b == 124:
    print("-110")
if op == "-" and a == 14 and b == 125:
    print("-111")
if op == "-" and a == 14 and b == 126:
    print("-112")
if op == "-" and a == 14 and b == 127:
    print("-113")
if op == "-" and a == 15 and b == 0:
    print("15")
if op == "-" and a == 15 and b == 1:
    print("14")
if op == "-" and a == 15 and b == 2:
    print("13")
if op == "-" and a == 15 and b == 3:
    print("12")
if op == "-" and a == 15 and b == 4:
    print("11")
if op == "-" and a == 15 and b == 5:
    print("10")
if op == "-" and a == 15 and b == 6:
    print("9")
if op == "-" and a == 15 and b == 7:
    print("8")
if op == "-" and a == 15 and b == 8:
    print("7")
if op == "-" and a == 15 and b == 9:
    print("6")
if op == "-" and a == 15 and b == 10:
    print("5")
if op == "-" and a == 15 and b == 11:
    print("4")
if op == "-" and a == 15 and b == 12:
    print("3")
if op == "-" and a == 15 and b == 13:
    print("2")
if op == "-" and a == 15 and b == 14:
    print("1")
if op == "-" and a == 15 and b == 15:
    print("0")
if op == "-" and a == 15 and b == 16:
    print("-1")
if op == "-" and a == 15 and b == 17:
    print("-2")
if op == "-" and a == 15 and b == 18:
    print("-3")
if op == "-" and a == 15 and b == 19:
    print("-4")
if op == "-" and a == 15 and b == 20:
    print("-5")
if op == "-" and a == 15 and b == 21:
    print("-6")
if op == "-" and a == 15 and b == 22:
    print("-7")
if op == "-" and a == 15 and b == 23:
    print("-8")
if op == "-" and a == 15 and b == 24:
    print("-9")
if op == "-" and a == 15 and b == 25:
    print("-10")
if op == "-" and a == 15 and b == 26:
    print("-11")
if op == "-" and a == 15 and b == 27:
    print("-12")
if op == "-" and a == 15 and b == 28:
    print("-13")
if op == "-" and a == 15 and b == 29:
    print("-14")
if op == "-" and a == 15 and b == 30:
    print("-15")
if op == "-" and a == 15 and b == 31:
    print("-16")
if op == "-" and a == 15 and b == 32:
    print("-17")
if op == "-" and a == 15 and b == 33:
    print("-18")
if op == "-" and a == 15 and b == 34:
    print("-19")
if op == "-" and a == 15 and b == 35:
    print("-20")
if op == "-" and a == 15 and b == 36:
    print("-21")
if op == "-" and a == 15 and b == 37:
    print("-22")
if op == "-" and a == 15 and b == 38:
    print("-23")
if op == "-" and a == 15 and b == 39:
    print("-24")
if op == "-" and a == 15 and b == 40:
    print("-25")
if op == "-" and a == 15 and b == 41:
    print("-26")
if op == "-" and a == 15 and b == 42:
    print("-27")
if op == "-" and a == 15 and b == 43:
    print("-28")
if op == "-" and a == 15 and b == 44:
    print("-29")
if op == "-" and a == 15 and b == 45:
    print("-30")
if op == "-" and a == 15 and b == 46:
    print("-31")
if op == "-" and a == 15 and b == 47:
    print("-32")
if op == "-" and a == 15 and b == 48:
    print("-33")
if op == "-" and a == 15 and b == 49:
    print("-34")
if op == "-" and a == 15 and b == 50:
    print("-35")
if op == "-" and a == 15 and b == 51:
    print("-36")
if op == "-" and a == 15 and b == 52:
    print("-37")
if op == "-" and a == 15 and b == 53:
    print("-38")
if op == "-" and a == 15 and b == 54:
    print("-39")
if op == "-" and a == 15 and b == 55:
    print("-40")
if op == "-" and a == 15 and b == 56:
    print("-41")
if op == "-" and a == 15 and b == 57:
    print("-42")
if op == "-" and a == 15 and b == 58:
    print("-43")
if op == "-" and a == 15 and b == 59:
    print("-44")
if op == "-" and a == 15 and b == 60:
    print("-45")
if op == "-" and a == 15 and b == 61:
    print("-46")
if op == "-" and a == 15 and b == 62:
    print("-47")
if op == "-" and a == 15 and b == 63:
    print("-48")
if op == "-" and a == 15 and b == 64:
    print("-49")
if op == "-" and a == 15 and b == 65:
    print("-50")
if op == "-" and a == 15 and b == 66:
    print("-51")
if op == "-" and a == 15 and b == 67:
    print("-52")
if op == "-" and a == 15 and b == 68:
    print("-53")
if op == "-" and a == 15 and b == 69:
    print("-54")
if op == "-" and a == 15 and b == 70:
    print("-55")
if op == "-" and a == 15 and b == 71:
    print("-56")
if op == "-" and a == 15 and b == 72:
    print("-57")
if op == "-" and a == 15 and b == 73:
    print("-58")
if op == "-" and a == 15 and b == 74:
    print("-59")
if op == "-" and a == 15 and b == 75:
    print("-60")
if op == "-" and a == 15 and b == 76:
    print("-61")
if op == "-" and a == 15 and b == 77:
    print("-62")
if op == "-" and a == 15 and b == 78:
    print("-63")
if op == "-" and a == 15 and b == 79:
    print("-64")
if op == "-" and a == 15 and b == 80:
    print("-65")
if op == "-" and a == 15 and b == 81:
    print("-66")
if op == "-" and a == 15 and b == 82:
    print("-67")
if op == "-" and a == 15 and b == 83:
    print("-68")
if op == "-" and a == 15 and b == 84:
    print("-69")
if op == "-" and a == 15 and b == 85:
    print("-70")
if op == "-" and a == 15 and b == 86:
    print("-71")
if op == "-" and a == 15 and b == 87:
    print("-72")
if op == "-" and a == 15 and b == 88:
    print("-73")
if op == "-" and a == 15 and b == 89:
    print("-74")
if op == "-" and a == 15 and b == 90:
    print("-75")
if op == "-" and a == 15 and b == 91:
    print("-76")
if op == "-" and a == 15 and b == 92:
    print("-77")
if op == "-" and a == 15 and b == 93:
    print("-78")
if op == "-" and a == 15 and b == 94:
    print("-79")
if op == "-" and a == 15 and b == 95:
    print("-80")
if op == "-" and a == 15 and b == 96:
    print("-81")
if op == "-" and a == 15 and b == 97:
    print("-82")
if op == "-" and a == 15 and b == 98:
    print("-83")
if op == "-" and a == 15 and b == 99:
    print("-84")
if op == "-" and a == 15 and b == 100:
    print("-85")
if op == "-" and a == 15 and b == 101:
    print("-86")
if op == "-" and a == 15 and b == 102:
    print("-87")
if op == "-" and a == 15 and b == 103:
    print("-88")
if op == "-" and a == 15 and b == 104:
    print("-89")
if op == "-" and a == 15 and b == 105:
    print("-90")
if op == "-" and a == 15 and b == 106:
    print("-91")
if op == "-" and a == 15 and b == 107:
    print("-92")
if op == "-" and a == 15 and b == 108:
    print("-93")
if op == "-" and a == 15 and b == 109:
    print("-94")
if op == "-" and a == 15 and b == 110:
    print("-95")
if op == "-" and a == 15 and b == 111:
    print("-96")
if op == "-" and a == 15 and b == 112:
    print("-97")
if op == "-" and a == 15 and b == 113:
    print("-98")
if op == "-" and a == 15 and b == 114:
    print("-99")
if op == "-" and a == 15 and b == 115:
    print("-100")
if op == "-" and a == 15 and b == 116:
    print("-101")
if op == "-" and a == 15 and b == 117:
    print("-102")
if op == "-" and a == 15 and b == 118:
    print("-103")
if op == "-" and a == 15 and b == 119:
    print("-104")
if op == "-" and a == 15 and b == 120:
    print("-105")
if op == "-" and a == 15 and b == 121:
    print("-106")
if op == "-" and a == 15 and b == 122:
    print("-107")
if op == "-" and a == 15 and b == 123:
    print("-108")
if op == "-" and a == 15 and b == 124:
    print("-109")
if op == "-" and a == 15 and b == 125:
    print("-110")
if op == "-" and a == 15 and b == 126:
    print("-111")
if op == "-" and a == 15 and b == 127:
    print("-112")
if op == "-" and a == 16 and b == 0:
    print("16")
if op == "-" and a == 16 and b == 1:
    print("15")
if op == "-" and a == 16 and b == 2:
    print("14")
if op == "-" and a == 16 and b == 3:
    print("13")
if op == "-" and a == 16 and b == 4:
    print("12")
if op == "-" and a == 16 and b == 5:
    print("11")
if op == "-" and a == 16 and b == 6:
    print("10")
if op == "-" and a == 16 and b == 7:
    print("9")
if op == "-" and a == 16 and b == 8:
    print("8")
if op == "-" and a == 16 and b == 9:
    print("7")
if op == "-" and a == 16 and b == 10:
    print("6")
if op == "-" and a == 16 and b == 11:
    print("5")
if op == "-" and a == 16 and b == 12:
    print("4")
if op == "-" and a == 16 and b == 13:
    print("3")
if op == "-" and a == 16 and b == 14:
    print("2")
if op == "-" and a == 16 and b == 15:
    print("1")
if op == "-" and a == 16 and b == 16:
    print("0")
if op == "-" and a == 16 and b == 17:
    print("-1")
if op == "-" and a == 16 and b == 18:
    print("-2")
if op == "-" and a == 16 and b == 19:
    print("-3")
if op == "-" and a == 16 and b == 20:
    print("-4")
if op == "-" and a == 16 and b == 21:
    print("-5")
if op == "-" and a == 16 and b == 22:
    print("-6")
if op == "-" and a == 16 and b == 23:
    print("-7")
if op == "-" and a == 16 and b == 24:
    print("-8")
if op == "-" and a == 16 and b == 25:
    print("-9")
if op == "-" and a == 16 and b == 26:
    print("-10")
if op == "-" and a == 16 and b == 27:
    print("-11")
if op == "-" and a == 16 and b == 28:
    print("-12")
if op == "-" and a == 16 and b == 29:
    print("-13")
if op == "-" and a == 16 and b == 30:
    print("-14")
if op == "-" and a == 16 and b == 31:
    print("-15")
if op == "-" and a == 16 and b == 32:
    print("-16")
if op == "-" and a == 16 and b == 33:
    print("-17")
if op == "-" and a == 16 and b == 34:
    print("-18")
if op == "-" and a == 16 and b == 35:
    print("-19")
if op == "-" and a == 16 and b == 36:
    print("-20")
if op == "-" and a == 16 and b == 37:
    print("-21")
if op == "-" and a == 16 and b == 38:
    print("-22")
if op == "-" and a == 16 and b == 39:
    print("-23")
if op == "-" and a == 16 and b == 40:
    print("-24")
if op == "-" and a == 16 and b == 41:
    print("-25")
if op == "-" and a == 16 and b == 42:
    print("-26")
if op == "-" and a == 16 and b == 43:
    print("-27")
if op == "-" and a == 16 and b == 44:
    print("-28")
if op == "-" and a == 16 and b == 45:
    print("-29")
if op == "-" and a == 16 and b == 46:
    print("-30")
if op == "-" and a == 16 and b == 47:
    print("-31")
if op == "-" and a == 16 and b == 48:
    print("-32")
if op == "-" and a == 16 and b == 49:
    print("-33")
if op == "-" and a == 16 and b == 50:
    print("-34")
if op == "-" and a == 16 and b == 51:
    print("-35")
if op == "-" and a == 16 and b == 52:
    print("-36")
if op == "-" and a == 16 and b == 53:
    print("-37")
if op == "-" and a == 16 and b == 54:
    print("-38")
if op == "-" and a == 16 and b == 55:
    print("-39")
if op == "-" and a == 16 and b == 56:
    print("-40")
if op == "-" and a == 16 and b == 57:
    print("-41")
if op == "-" and a == 16 and b == 58:
    print("-42")
if op == "-" and a == 16 and b == 59:
    print("-43")
if op == "-" and a == 16 and b == 60:
    print("-44")
if op == "-" and a == 16 and b == 61:
    print("-45")
if op == "-" and a == 16 and b == 62:
    print("-46")
if op == "-" and a == 16 and b == 63:
    print("-47")
if op == "-" and a == 16 and b == 64:
    print("-48")
if op == "-" and a == 16 and b == 65:
    print("-49")
if op == "-" and a == 16 and b == 66:
    print("-50")
if op == "-" and a == 16 and b == 67:
    print("-51")
if op == "-" and a == 16 and b == 68:
    print("-52")
if op == "-" and a == 16 and b == 69:
    print("-53")
if op == "-" and a == 16 and b == 70:
    print("-54")
if op == "-" and a == 16 and b == 71:
    print("-55")
if op == "-" and a == 16 and b == 72:
    print("-56")
if op == "-" and a == 16 and b == 73:
    print("-57")
if op == "-" and a == 16 and b == 74:
    print("-58")
if op == "-" and a == 16 and b == 75:
    print("-59")
if op == "-" and a == 16 and b == 76:
    print("-60")
if op == "-" and a == 16 and b == 77:
    print("-61")
if op == "-" and a == 16 and b == 78:
    print("-62")
if op == "-" and a == 16 and b == 79:
    print("-63")
if op == "-" and a == 16 and b == 80:
    print("-64")
if op == "-" and a == 16 and b == 81:
    print("-65")
if op == "-" and a == 16 and b == 82:
    print("-66")
if op == "-" and a == 16 and b == 83:
    print("-67")
if op == "-" and a == 16 and b == 84:
    print("-68")
if op == "-" and a == 16 and b == 85:
    print("-69")
if op == "-" and a == 16 and b == 86:
    print("-70")
if op == "-" and a == 16 and b == 87:
    print("-71")
if op == "-" and a == 16 and b == 88:
    print("-72")
if op == "-" and a == 16 and b == 89:
    print("-73")
if op == "-" and a == 16 and b == 90:
    print("-74")
if op == "-" and a == 16 and b == 91:
    print("-75")
if op == "-" and a == 16 and b == 92:
    print("-76")
if op == "-" and a == 16 and b == 93:
    print("-77")
if op == "-" and a == 16 and b == 94:
    print("-78")
if op == "-" and a == 16 and b == 95:
    print("-79")
if op == "-" and a == 16 and b == 96:
    print("-80")
if op == "-" and a == 16 and b == 97:
    print("-81")
if op == "-" and a == 16 and b == 98:
    print("-82")
if op == "-" and a == 16 and b == 99:
    print("-83")
if op == "-" and a == 16 and b == 100:
    print("-84")
if op == "-" and a == 16 and b == 101:
    print("-85")
if op == "-" and a == 16 and b == 102:
    print("-86")
if op == "-" and a == 16 and b == 103:
    print("-87")
if op == "-" and a == 16 and b == 104:
    print("-88")
if op == "-" and a == 16 and b == 105:
    print("-89")
if op == "-" and a == 16 and b == 106:
    print("-90")
if op == "-" and a == 16 and b == 107:
    print("-91")
if op == "-" and a == 16 and b == 108:
    print("-92")
if op == "-" and a == 16 and b == 109:
    print("-93")
if op == "-" and a == 16 and b == 110:
    print("-94")
if op == "-" and a == 16 and b == 111:
    print("-95")
if op == "-" and a == 16 and b == 112:
    print("-96")
if op == "-" and a == 16 and b == 113:
    print("-97")
if op == "-" and a == 16 and b == 114:
    print("-98")
if op == "-" and a == 16 and b == 115:
    print("-99")
if op == "-" and a == 16 and b == 116:
    print("-100")
if op == "-" and a == 16 and b == 117:
    print("-101")
if op == "-" and a == 16 and b == 118:
    print("-102")
if op == "-" and a == 16 and b == 119:
    print("-103")
if op == "-" and a == 16 and b == 120:
    print("-104")
if op == "-" and a == 16 and b == 121:
    print("-105")
if op == "-" and a == 16 and b == 122:
    print("-106")
if op == "-" and a == 16 and b == 123:
    print("-107")
if op == "-" and a == 16 and b == 124:
    print("-108")
if op == "-" and a == 16 and b == 125:
    print("-109")
if op == "-" and a == 16 and b == 126:
    print("-110")
if op == "-" and a == 16 and b == 127:
    print("-111")
if op == "-" and a == 17 and b == 0:
    print("17")
if op == "-" and a == 17 and b == 1:
    print("16")
if op == "-" and a == 17 and b == 2:
    print("15")
if op == "-" and a == 17 and b == 3:
    print("14")
if op == "-" and a == 17 and b == 4:
    print("13")
if op == "-" and a == 17 and b == 5:
    print("12")
if op == "-" and a == 17 and b == 6:
    print("11")
if op == "-" and a == 17 and b == 7:
    print("10")
if op == "-" and a == 17 and b == 8:
    print("9")
if op == "-" and a == 17 and b == 9:
    print("8")
if op == "-" and a == 17 and b == 10:
    print("7")
if op == "-" and a == 17 and b == 11:
    print("6")
if op == "-" and a == 17 and b == 12:
    print("5")
if op == "-" and a == 17 and b == 13:
    print("4")
if op == "-" and a == 17 and b == 14:
    print("3")
if op == "-" and a == 17 and b == 15:
    print("2")
if op == "-" and a == 17 and b == 16:
    print("1")
if op == "-" and a == 17 and b == 17:
    print("0")
if op == "-" and a == 17 and b == 18:
    print("-1")
if op == "-" and a == 17 and b == 19:
    print("-2")
if op == "-" and a == 17 and b == 20:
    print("-3")
if op == "-" and a == 17 and b == 21:
    print("-4")
if op == "-" and a == 17 and b == 22:
    print("-5")
if op == "-" and a == 17 and b == 23:
    print("-6")
if op == "-" and a == 17 and b == 24:
    print("-7")
if op == "-" and a == 17 and b == 25:
    print("-8")
if op == "-" and a == 17 and b == 26:
    print("-9")
if op == "-" and a == 17 and b == 27:
    print("-10")
if op == "-" and a == 17 and b == 28:
    print("-11")
if op == "-" and a == 17 and b == 29:
    print("-12")
if op == "-" and a == 17 and b == 30:
    print("-13")
if op == "-" and a == 17 and b == 31:
    print("-14")
if op == "-" and a == 17 and b == 32:
    print("-15")
if op == "-" and a == 17 and b == 33:
    print("-16")
if op == "-" and a == 17 and b == 34:
    print("-17")
if op == "-" and a == 17 and b == 35:
    print("-18")
if op == "-" and a == 17 and b == 36:
    print("-19")
if op == "-" and a == 17 and b == 37:
    print("-20")
if op == "-" and a == 17 and b == 38:
    print("-21")
if op == "-" and a == 17 and b == 39:
    print("-22")
if op == "-" and a == 17 and b == 40:
    print("-23")
if op == "-" and a == 17 and b == 41:
    print("-24")
if op == "-" and a == 17 and b == 42:
    print("-25")
if op == "-" and a == 17 and b == 43:
    print("-26")
if op == "-" and a == 17 and b == 44:
    print("-27")
if op == "-" and a == 17 and b == 45:
    print("-28")
if op == "-" and a == 17 and b == 46:
    print("-29")
if op == "-" and a == 17 and b == 47:
    print("-30")
if op == "-" and a == 17 and b == 48:
    print("-31")
if op == "-" and a == 17 and b == 49:
    print("-32")
if op == "-" and a == 17 and b == 50:
    print("-33")
if op == "-" and a == 17 and b == 51:
    print("-34")
if op == "-" and a == 17 and b == 52:
    print("-35")
if op == "-" and a == 17 and b == 53:
    print("-36")
if op == "-" and a == 17 and b == 54:
    print("-37")
if op == "-" and a == 17 and b == 55:
    print("-38")
if op == "-" and a == 17 and b == 56:
    print("-39")
if op == "-" and a == 17 and b == 57:
    print("-40")
if op == "-" and a == 17 and b == 58:
    print("-41")
if op == "-" and a == 17 and b == 59:
    print("-42")
if op == "-" and a == 17 and b == 60:
    print("-43")
if op == "-" and a == 17 and b == 61:
    print("-44")
if op == "-" and a == 17 and b == 62:
    print("-45")
if op == "-" and a == 17 and b == 63:
    print("-46")
if op == "-" and a == 17 and b == 64:
    print("-47")
if op == "-" and a == 17 and b == 65:
    print("-48")
if op == "-" and a == 17 and b == 66:
    print("-49")
if op == "-" and a == 17 and b == 67:
    print("-50")
if op == "-" and a == 17 and b == 68:
    print("-51")
if op == "-" and a == 17 and b == 69:
    print("-52")
if op == "-" and a == 17 and b == 70:
    print("-53")
if op == "-" and a == 17 and b == 71:
    print("-54")
if op == "-" and a == 17 and b == 72:
    print("-55")
if op == "-" and a == 17 and b == 73:
    print("-56")
if op == "-" and a == 17 and b == 74:
    print("-57")
if op == "-" and a == 17 and b == 75:
    print("-58")
if op == "-" and a == 17 and b == 76:
    print("-59")
if op == "-" and a == 17 and b == 77:
    print("-60")
if op == "-" and a == 17 and b == 78:
    print("-61")
if op == "-" and a == 17 and b == 79:
    print("-62")
if op == "-" and a == 17 and b == 80:
    print("-63")
if op == "-" and a == 17 and b == 81:
    print("-64")
if op == "-" and a == 17 and b == 82:
    print("-65")
if op == "-" and a == 17 and b == 83:
    print("-66")
if op == "-" and a == 17 and b == 84:
    print("-67")
if op == "-" and a == 17 and b == 85:
    print("-68")
if op == "-" and a == 17 and b == 86:
    print("-69")
if op == "-" and a == 17 and b == 87:
    print("-70")
if op == "-" and a == 17 and b == 88:
    print("-71")
if op == "-" and a == 17 and b == 89:
    print("-72")
if op == "-" and a == 17 and b == 90:
    print("-73")
if op == "-" and a == 17 and b == 91:
    print("-74")
if op == "-" and a == 17 and b == 92:
    print("-75")
if op == "-" and a == 17 and b == 93:
    print("-76")
if op == "-" and a == 17 and b == 94:
    print("-77")
if op == "-" and a == 17 and b == 95:
    print("-78")
if op == "-" and a == 17 and b == 96:
    print("-79")
if op == "-" and a == 17 and b == 97:
    print("-80")
if op == "-" and a == 17 and b == 98:
    print("-81")
if op == "-" and a == 17 and b == 99:
    print("-82")
if op == "-" and a == 17 and b == 100:
    print("-83")
if op == "-" and a == 17 and b == 101:
    print("-84")
if op == "-" and a == 17 and b == 102:
    print("-85")
if op == "-" and a == 17 and b == 103:
    print("-86")
if op == "-" and a == 17 and b == 104:
    print("-87")
if op == "-" and a == 17 and b == 105:
    print("-88")
if op == "-" and a == 17 and b == 106:
    print("-89")
if op == "-" and a == 17 and b == 107:
    print("-90")
if op == "-" and a == 17 and b == 108:
    print("-91")
if op == "-" and a == 17 and b == 109:
    print("-92")
if op == "-" and a == 17 and b == 110:
    print("-93")
if op == "-" and a == 17 and b == 111:
    print("-94")
if op == "-" and a == 17 and b == 112:
    print("-95")
if op == "-" and a == 17 and b == 113:
    print("-96")
if op == "-" and a == 17 and b == 114:
    print("-97")
if op == "-" and a == 17 and b == 115:
    print("-98")
if op == "-" and a == 17 and b == 116:
    print("-99")
if op == "-" and a == 17 and b == 117:
    print("-100")
if op == "-" and a == 17 and b == 118:
    print("-101")
if op == "-" and a == 17 and b == 119:
    print("-102")
if op == "-" and a == 17 and b == 120:
    print("-103")
if op == "-" and a == 17 and b == 121:
    print("-104")
if op == "-" and a == 17 and b == 122:
    print("-105")
if op == "-" and a == 17 and b == 123:
    print("-106")
if op == "-" and a == 17 and b == 124:
    print("-107")
if op == "-" and a == 17 and b == 125:
    print("-108")
if op == "-" and a == 17 and b == 126:
    print("-109")
if op == "-" and a == 17 and b == 127:
    print("-110")
if op == "-" and a == 18 and b == 0:
    print("18")
if op == "-" and a == 18 and b == 1:
    print("17")
if op == "-" and a == 18 and b == 2:
    print("16")
if op == "-" and a == 18 and b == 3:
    print("15")
if op == "-" and a == 18 and b == 4:
    print("14")
if op == "-" and a == 18 and b == 5:
    print("13")
if op == "-" and a == 18 and b == 6:
    print("12")
if op == "-" and a == 18 and b == 7:
    print("11")
if op == "-" and a == 18 and b == 8:
    print("10")
if op == "-" and a == 18 and b == 9:
    print("9")
if op == "-" and a == 18 and b == 10:
    print("8")
if op == "-" and a == 18 and b == 11:
    print("7")
if op == "-" and a == 18 and b == 12:
    print("6")
if op == "-" and a == 18 and b == 13:
    print("5")
if op == "-" and a == 18 and b == 14:
    print("4")
if op == "-" and a == 18 and b == 15:
    print("3")
if op == "-" and a == 18 and b == 16:
    print("2")
if op == "-" and a == 18 and b == 17:
    print("1")
if op == "-" and a == 18 and b == 18:
    print("0")
if op == "-" and a == 18 and b == 19:
    print("-1")
if op == "-" and a == 18 and b == 20:
    print("-2")
if op == "-" and a == 18 and b == 21:
    print("-3")
if op == "-" and a == 18 and b == 22:
    print("-4")
if op == "-" and a == 18 and b == 23:
    print("-5")
if op == "-" and a == 18 and b == 24:
    print("-6")
if op == "-" and a == 18 and b == 25:
    print("-7")
if op == "-" and a == 18 and b == 26:
    print("-8")
if op == "-" and a == 18 and b == 27:
    print("-9")
if op == "-" and a == 18 and b == 28:
    print("-10")
if op == "-" and a == 18 and b == 29:
    print("-11")
if op == "-" and a == 18 and b == 30:
    print("-12")
if op == "-" and a == 18 and b == 31:
    print("-13")
if op == "-" and a == 18 and b == 32:
    print("-14")
if op == "-" and a == 18 and b == 33:
    print("-15")
if op == "-" and a == 18 and b == 34:
    print("-16")
if op == "-" and a == 18 and b == 35:
    print("-17")
if op == "-" and a == 18 and b == 36:
    print("-18")
if op == "-" and a == 18 and b == 37:
    print("-19")
if op == "-" and a == 18 and b == 38:
    print("-20")
if op == "-" and a == 18 and b == 39:
    print("-21")
if op == "-" and a == 18 and b == 40:
    print("-22")
if op == "-" and a == 18 and b == 41:
    print("-23")
if op == "-" and a == 18 and b == 42:
    print("-24")
if op == "-" and a == 18 and b == 43:
    print("-25")
if op == "-" and a == 18 and b == 44:
    print("-26")
if op == "-" and a == 18 and b == 45:
    print("-27")
if op == "-" and a == 18 and b == 46:
    print("-28")
if op == "-" and a == 18 and b == 47:
    print("-29")
if op == "-" and a == 18 and b == 48:
    print("-30")
if op == "-" and a == 18 and b == 49:
    print("-31")
if op == "-" and a == 18 and b == 50:
    print("-32")
if op == "-" and a == 18 and b == 51:
    print("-33")
if op == "-" and a == 18 and b == 52:
    print("-34")
if op == "-" and a == 18 and b == 53:
    print("-35")
if op == "-" and a == 18 and b == 54:
    print("-36")
if op == "-" and a == 18 and b == 55:
    print("-37")
if op == "-" and a == 18 and b == 56:
    print("-38")
if op == "-" and a == 18 and b == 57:
    print("-39")
if op == "-" and a == 18 and b == 58:
    print("-40")
if op == "-" and a == 18 and b == 59:
    print("-41")
if op == "-" and a == 18 and b == 60:
    print("-42")
if op == "-" and a == 18 and b == 61:
    print("-43")
if op == "-" and a == 18 and b == 62:
    print("-44")
if op == "-" and a == 18 and b == 63:
    print("-45")
if op == "-" and a == 18 and b == 64:
    print("-46")
if op == "-" and a == 18 and b == 65:
    print("-47")
if op == "-" and a == 18 and b == 66:
    print("-48")
if op == "-" and a == 18 and b == 67:
    print("-49")
if op == "-" and a == 18 and b == 68:
    print("-50")
if op == "-" and a == 18 and b == 69:
    print("-51")
if op == "-" and a == 18 and b == 70:
    print("-52")
if op == "-" and a == 18 and b == 71:
    print("-53")
if op == "-" and a == 18 and b == 72:
    print("-54")
if op == "-" and a == 18 and b == 73:
    print("-55")
if op == "-" and a == 18 and b == 74:
    print("-56")
if op == "-" and a == 18 and b == 75:
    print("-57")
if op == "-" and a == 18 and b == 76:
    print("-58")
if op == "-" and a == 18 and b == 77:
    print("-59")
if op == "-" and a == 18 and b == 78:
    print("-60")
if op == "-" and a == 18 and b == 79:
    print("-61")
if op == "-" and a == 18 and b == 80:
    print("-62")
if op == "-" and a == 18 and b == 81:
    print("-63")
if op == "-" and a == 18 and b == 82:
    print("-64")
if op == "-" and a == 18 and b == 83:
    print("-65")
if op == "-" and a == 18 and b == 84:
    print("-66")
if op == "-" and a == 18 and b == 85:
    print("-67")
if op == "-" and a == 18 and b == 86:
    print("-68")
if op == "-" and a == 18 and b == 87:
    print("-69")
if op == "-" and a == 18 and b == 88:
    print("-70")
if op == "-" and a == 18 and b == 89:
    print("-71")
if op == "-" and a == 18 and b == 90:
    print("-72")
if op == "-" and a == 18 and b == 91:
    print("-73")
if op == "-" and a == 18 and b == 92:
    print("-74")
if op == "-" and a == 18 and b == 93:
    print("-75")
if op == "-" and a == 18 and b == 94:
    print("-76")
if op == "-" and a == 18 and b == 95:
    print("-77")
if op == "-" and a == 18 and b == 96:
    print("-78")
if op == "-" and a == 18 and b == 97:
    print("-79")
if op == "-" and a == 18 and b == 98:
    print("-80")
if op == "-" and a == 18 and b == 99:
    print("-81")
if op == "-" and a == 18 and b == 100:
    print("-82")
if op == "-" and a == 18 and b == 101:
    print("-83")
if op == "-" and a == 18 and b == 102:
    print("-84")
if op == "-" and a == 18 and b == 103:
    print("-85")
if op == "-" and a == 18 and b == 104:
    print("-86")
if op == "-" and a == 18 and b == 105:
    print("-87")
if op == "-" and a == 18 and b == 106:
    print("-88")
if op == "-" and a == 18 and b == 107:
    print("-89")
if op == "-" and a == 18 and b == 108:
    print("-90")
if op == "-" and a == 18 and b == 109:
    print("-91")
if op == "-" and a == 18 and b == 110:
    print("-92")
if op == "-" and a == 18 and b == 111:
    print("-93")
if op == "-" and a == 18 and b == 112:
    print("-94")
if op == "-" and a == 18 and b == 113:
    print("-95")
if op == "-" and a == 18 and b == 114:
    print("-96")
if op == "-" and a == 18 and b == 115:
    print("-97")
if op == "-" and a == 18 and b == 116:
    print("-98")
if op == "-" and a == 18 and b == 117:
    print("-99")
if op == "-" and a == 18 and b == 118:
    print("-100")
if op == "-" and a == 18 and b == 119:
    print("-101")
if op == "-" and a == 18 and b == 120:
    print("-102")
if op == "-" and a == 18 and b == 121:
    print("-103")
if op == "-" and a == 18 and b == 122:
    print("-104")
if op == "-" and a == 18 and b == 123:
    print("-105")
if op == "-" and a == 18 and b == 124:
    print("-106")
if op == "-" and a == 18 and b == 125:
    print("-107")
if op == "-" and a == 18 and b == 126:
    print("-108")
if op == "-" and a == 18 and b == 127:
    print("-109")
if op == "-" and a == 19 and b == 0:
    print("19")
if op == "-" and a == 19 and b == 1:
    print("18")
if op == "-" and a == 19 and b == 2:
    print("17")
if op == "-" and a == 19 and b == 3:
    print("16")
if op == "-" and a == 19 and b == 4:
    print("15")
if op == "-" and a == 19 and b == 5:
    print("14")
if op == "-" and a == 19 and b == 6:
    print("13")
if op == "-" and a == 19 and b == 7:
    print("12")
if op == "-" and a == 19 and b == 8:
    print("11")
if op == "-" and a == 19 and b == 9:
    print("10")
if op == "-" and a == 19 and b == 10:
    print("9")
if op == "-" and a == 19 and b == 11:
    print("8")
if op == "-" and a == 19 and b == 12:
    print("7")
if op == "-" and a == 19 and b == 13:
    print("6")
if op == "-" and a == 19 and b == 14:
    print("5")
if op == "-" and a == 19 and b == 15:
    print("4")
if op == "-" and a == 19 and b == 16:
    print("3")
if op == "-" and a == 19 and b == 17:
    print("2")
if op == "-" and a == 19 and b == 18:
    print("1")
if op == "-" and a == 19 and b == 19:
    print("0")
if op == "-" and a == 19 and b == 20:
    print("-1")
if op == "-" and a == 19 and b == 21:
    print("-2")
if op == "-" and a == 19 and b == 22:
    print("-3")
if op == "-" and a == 19 and b == 23:
    print("-4")
if op == "-" and a == 19 and b == 24:
    print("-5")
if op == "-" and a == 19 and b == 25:
    print("-6")
if op == "-" and a == 19 and b == 26:
    print("-7")
if op == "-" and a == 19 and b == 27:
    print("-8")
if op == "-" and a == 19 and b == 28:
    print("-9")
if op == "-" and a == 19 and b == 29:
    print("-10")
if op == "-" and a == 19 and b == 30:
    print("-11")
if op == "-" and a == 19 and b == 31:
    print("-12")
if op == "-" and a == 19 and b == 32:
    print("-13")
if op == "-" and a == 19 and b == 33:
    print("-14")
if op == "-" and a == 19 and b == 34:
    print("-15")
if op == "-" and a == 19 and b == 35:
    print("-16")
if op == "-" and a == 19 and b == 36:
    print("-17")
if op == "-" and a == 19 and b == 37:
    print("-18")
if op == "-" and a == 19 and b == 38:
    print("-19")
if op == "-" and a == 19 and b == 39:
    print("-20")
if op == "-" and a == 19 and b == 40:
    print("-21")
if op == "-" and a == 19 and b == 41:
    print("-22")
if op == "-" and a == 19 and b == 42:
    print("-23")
if op == "-" and a == 19 and b == 43:
    print("-24")
if op == "-" and a == 19 and b == 44:
    print("-25")
if op == "-" and a == 19 and b == 45:
    print("-26")
if op == "-" and a == 19 and b == 46:
    print("-27")
if op == "-" and a == 19 and b == 47:
    print("-28")
if op == "-" and a == 19 and b == 48:
    print("-29")
if op == "-" and a == 19 and b == 49:
    print("-30")
if op == "-" and a == 19 and b == 50:
    print("-31")
if op == "-" and a == 19 and b == 51:
    print("-32")
if op == "-" and a == 19 and b == 52:
    print("-33")
if op == "-" and a == 19 and b == 53:
    print("-34")
if op == "-" and a == 19 and b == 54:
    print("-35")
if op == "-" and a == 19 and b == 55:
    print("-36")
if op == "-" and a == 19 and b == 56:
    print("-37")
if op == "-" and a == 19 and b == 57:
    print("-38")
if op == "-" and a == 19 and b == 58:
    print("-39")
if op == "-" and a == 19 and b == 59:
    print("-40")
if op == "-" and a == 19 and b == 60:
    print("-41")
if op == "-" and a == 19 and b == 61:
    print("-42")
if op == "-" and a == 19 and b == 62:
    print("-43")
if op == "-" and a == 19 and b == 63:
    print("-44")
if op == "-" and a == 19 and b == 64:
    print("-45")
if op == "-" and a == 19 and b == 65:
    print("-46")
if op == "-" and a == 19 and b == 66:
    print("-47")
if op == "-" and a == 19 and b == 67:
    print("-48")
if op == "-" and a == 19 and b == 68:
    print("-49")
if op == "-" and a == 19 and b == 69:
    print("-50")
if op == "-" and a == 19 and b == 70:
    print("-51")
if op == "-" and a == 19 and b == 71:
    print("-52")
if op == "-" and a == 19 and b == 72:
    print("-53")
if op == "-" and a == 19 and b == 73:
    print("-54")
if op == "-" and a == 19 and b == 74:
    print("-55")
if op == "-" and a == 19 and b == 75:
    print("-56")
if op == "-" and a == 19 and b == 76:
    print("-57")
if op == "-" and a == 19 and b == 77:
    print("-58")
if op == "-" and a == 19 and b == 78:
    print("-59")
if op == "-" and a == 19 and b == 79:
    print("-60")
if op == "-" and a == 19 and b == 80:
    print("-61")
if op == "-" and a == 19 and b == 81:
    print("-62")
if op == "-" and a == 19 and b == 82:
    print("-63")
if op == "-" and a == 19 and b == 83:
    print("-64")
if op == "-" and a == 19 and b == 84:
    print("-65")
if op == "-" and a == 19 and b == 85:
    print("-66")
if op == "-" and a == 19 and b == 86:
    print("-67")
if op == "-" and a == 19 and b == 87:
    print("-68")
if op == "-" and a == 19 and b == 88:
    print("-69")
if op == "-" and a == 19 and b == 89:
    print("-70")
if op == "-" and a == 19 and b == 90:
    print("-71")
if op == "-" and a == 19 and b == 91:
    print("-72")
if op == "-" and a == 19 and b == 92:
    print("-73")
if op == "-" and a == 19 and b == 93:
    print("-74")
if op == "-" and a == 19 and b == 94:
    print("-75")
if op == "-" and a == 19 and b == 95:
    print("-76")
if op == "-" and a == 19 and b == 96:
    print("-77")
if op == "-" and a == 19 and b == 97:
    print("-78")
if op == "-" and a == 19 and b == 98:
    print("-79")
if op == "-" and a == 19 and b == 99:
    print("-80")
if op == "-" and a == 19 and b == 100:
    print("-81")
if op == "-" and a == 19 and b == 101:
    print("-82")
if op == "-" and a == 19 and b == 102:
    print("-83")
if op == "-" and a == 19 and b == 103:
    print("-84")
if op == "-" and a == 19 and b == 104:
    print("-85")
if op == "-" and a == 19 and b == 105:
    print("-86")
if op == "-" and a == 19 and b == 106:
    print("-87")
if op == "-" and a == 19 and b == 107:
    print("-88")
if op == "-" and a == 19 and b == 108:
    print("-89")
if op == "-" and a == 19 and b == 109:
    print("-90")
if op == "-" and a == 19 and b == 110:
    print("-91")
if op == "-" and a == 19 and b == 111:
    print("-92")
if op == "-" and a == 19 and b == 112:
    print("-93")
if op == "-" and a == 19 and b == 113:
    print("-94")
if op == "-" and a == 19 and b == 114:
    print("-95")
if op == "-" and a == 19 and b == 115:
    print("-96")
if op == "-" and a == 19 and b == 116:
    print("-97")
if op == "-" and a == 19 and b == 117:
    print("-98")
if op == "-" and a == 19 and b == 118:
    print("-99")
if op == "-" and a == 19 and b == 119:
    print("-100")
if op == "-" and a == 19 and b == 120:
    print("-101")
if op == "-" and a == 19 and b == 121:
    print("-102")
if op == "-" and a == 19 and b == 122:
    print("-103")
if op == "-" and a == 19 and b == 123:
    print("-104")
if op == "-" and a == 19 and b == 124:
    print("-105")
if op == "-" and a == 19 and b == 125:
    print("-106")
if op == "-" and a == 19 and b == 126:
    print("-107")
if op == "-" and a == 19 and b == 127:
    print("-108")
if op == "-" and a == 20 and b == 0:
    print("20")
if op == "-" and a == 20 and b == 1:
    print("19")
if op == "-" and a == 20 and b == 2:
    print("18")
if op == "-" and a == 20 and b == 3:
    print("17")
if op == "-" and a == 20 and b == 4:
    print("16")
if op == "-" and a == 20 and b == 5:
    print("15")
if op == "-" and a == 20 and b == 6:
    print("14")
if op == "-" and a == 20 and b == 7:
    print("13")
if op == "-" and a == 20 and b == 8:
    print("12")
if op == "-" and a == 20 and b == 9:
    print("11")
if op == "-" and a == 20 and b == 10:
    print("10")
if op == "-" and a == 20 and b == 11:
    print("9")
if op == "-" and a == 20 and b == 12:
    print("8")
if op == "-" and a == 20 and b == 13:
    print("7")
if op == "-" and a == 20 and b == 14:
    print("6")
if op == "-" and a == 20 and b == 15:
    print("5")
if op == "-" and a == 20 and b == 16:
    print("4")
if op == "-" and a == 20 and b == 17:
    print("3")
if op == "-" and a == 20 and b == 18:
    print("2")
if op == "-" and a == 20 and b == 19:
    print("1")
if op == "-" and a == 20 and b == 20:
    print("0")
if op == "-" and a == 20 and b == 21:
    print("-1")
if op == "-" and a == 20 and b == 22:
    print("-2")
if op == "-" and a == 20 and b == 23:
    print("-3")
if op == "-" and a == 20 and b == 24:
    print("-4")
if op == "-" and a == 20 and b == 25:
    print("-5")
if op == "-" and a == 20 and b == 26:
    print("-6")
if op == "-" and a == 20 and b == 27:
    print("-7")
if op == "-" and a == 20 and b == 28:
    print("-8")
if op == "-" and a == 20 and b == 29:
    print("-9")
if op == "-" and a == 20 and b == 30:
    print("-10")
if op == "-" and a == 20 and b == 31:
    print("-11")
if op == "-" and a == 20 and b == 32:
    print("-12")
if op == "-" and a == 20 and b == 33:
    print("-13")
if op == "-" and a == 20 and b == 34:
    print("-14")
if op == "-" and a == 20 and b == 35:
    print("-15")
if op == "-" and a == 20 and b == 36:
    print("-16")
if op == "-" and a == 20 and b == 37:
    print("-17")
if op == "-" and a == 20 and b == 38:
    print("-18")
if op == "-" and a == 20 and b == 39:
    print("-19")
if op == "-" and a == 20 and b == 40:
    print("-20")
if op == "-" and a == 20 and b == 41:
    print("-21")
if op == "-" and a == 20 and b == 42:
    print("-22")
if op == "-" and a == 20 and b == 43:
    print("-23")
if op == "-" and a == 20 and b == 44:
    print("-24")
if op == "-" and a == 20 and b == 45:
    print("-25")
if op == "-" and a == 20 and b == 46:
    print("-26")
if op == "-" and a == 20 and b == 47:
    print("-27")
if op == "-" and a == 20 and b == 48:
    print("-28")
if op == "-" and a == 20 and b == 49:
    print("-29")
if op == "-" and a == 20 and b == 50:
    print("-30")
if op == "-" and a == 20 and b == 51:
    print("-31")
if op == "-" and a == 20 and b == 52:
    print("-32")
if op == "-" and a == 20 and b == 53:
    print("-33")
if op == "-" and a == 20 and b == 54:
    print("-34")
if op == "-" and a == 20 and b == 55:
    print("-35")
if op == "-" and a == 20 and b == 56:
    print("-36")
if op == "-" and a == 20 and b == 57:
    print("-37")
if op == "-" and a == 20 and b == 58:
    print("-38")
if op == "-" and a == 20 and b == 59:
    print("-39")
if op == "-" and a == 20 and b == 60:
    print("-40")
if op == "-" and a == 20 and b == 61:
    print("-41")
if op == "-" and a == 20 and b == 62:
    print("-42")
if op == "-" and a == 20 and b == 63:
    print("-43")
if op == "-" and a == 20 and b == 64:
    print("-44")
if op == "-" and a == 20 and b == 65:
    print("-45")
if op == "-" and a == 20 and b == 66:
    print("-46")
if op == "-" and a == 20 and b == 67:
    print("-47")
if op == "-" and a == 20 and b == 68:
    print("-48")
if op == "-" and a == 20 and b == 69:
    print("-49")
if op == "-" and a == 20 and b == 70:
    print("-50")
if op == "-" and a == 20 and b == 71:
    print("-51")
if op == "-" and a == 20 and b == 72:
    print("-52")
if op == "-" and a == 20 and b == 73:
    print("-53")
if op == "-" and a == 20 and b == 74:
    print("-54")
if op == "-" and a == 20 and b == 75:
    print("-55")
if op == "-" and a == 20 and b == 76:
    print("-56")
if op == "-" and a == 20 and b == 77:
    print("-57")
if op == "-" and a == 20 and b == 78:
    print("-58")
if op == "-" and a == 20 and b == 79:
    print("-59")
if op == "-" and a == 20 and b == 80:
    print("-60")
if op == "-" and a == 20 and b == 81:
    print("-61")
if op == "-" and a == 20 and b == 82:
    print("-62")
if op == "-" and a == 20 and b == 83:
    print("-63")
if op == "-" and a == 20 and b == 84:
    print("-64")
if op == "-" and a == 20 and b == 85:
    print("-65")
if op == "-" and a == 20 and b == 86:
    print("-66")
if op == "-" and a == 20 and b == 87:
    print("-67")
if op == "-" and a == 20 and b == 88:
    print("-68")
if op == "-" and a == 20 and b == 89:
    print("-69")
if op == "-" and a == 20 and b == 90:
    print("-70")
if op == "-" and a == 20 and b == 91:
    print("-71")
if op == "-" and a == 20 and b == 92:
    print("-72")
if op == "-" and a == 20 and b == 93:
    print("-73")
if op == "-" and a == 20 and b == 94:
    print("-74")
if op == "-" and a == 20 and b == 95:
    print("-75")
if op == "-" and a == 20 and b == 96:
    print("-76")
if op == "-" and a == 20 and b == 97:
    print("-77")
if op == "-" and a == 20 and b == 98:
    print("-78")
if op == "-" and a == 20 and b == 99:
    print("-79")
if op == "-" and a == 20 and b == 100:
    print("-80")
if op == "-" and a == 20 and b == 101:
    print("-81")
if op == "-" and a == 20 and b == 102:
    print("-82")
if op == "-" and a == 20 and b == 103:
    print("-83")
if op == "-" and a == 20 and b == 104:
    print("-84")
if op == "-" and a == 20 and b == 105:
    print("-85")
if op == "-" and a == 20 and b == 106:
    print("-86")
if op == "-" and a == 20 and b == 107:
    print("-87")
if op == "-" and a == 20 and b == 108:
    print("-88")
if op == "-" and a == 20 and b == 109:
    print("-89")
if op == "-" and a == 20 and b == 110:
    print("-90")
if op == "-" and a == 20 and b == 111:
    print("-91")
if op == "-" and a == 20 and b == 112:
    print("-92")
if op == "-" and a == 20 and b == 113:
    print("-93")
if op == "-" and a == 20 and b == 114:
    print("-94")
if op == "-" and a == 20 and b == 115:
    print("-95")
if op == "-" and a == 20 and b == 116:
    print("-96")
if op == "-" and a == 20 and b == 117:
    print("-97")
if op == "-" and a == 20 and b == 118:
    print("-98")
if op == "-" and a == 20 and b == 119:
    print("-99")
if op == "-" and a == 20 and b == 120:
    print("-100")
if op == "-" and a == 20 and b == 121:
    print("-101")
if op == "-" and a == 20 and b == 122:
    print("-102")
if op == "-" and a == 20 and b == 123:
    print("-103")
if op == "-" and a == 20 and b == 124:
    print("-104")
if op == "-" and a == 20 and b == 125:
    print("-105")
if op == "-" and a == 20 and b == 126:
    print("-106")
if op == "-" and a == 20 and b == 127:
    print("-107")
if op == "-" and a == 21 and b == 0:
    print("21")
if op == "-" and a == 21 and b == 1:
    print("20")
if op == "-" and a == 21 and b == 2:
    print("19")
if op == "-" and a == 21 and b == 3:
    print("18")
if op == "-" and a == 21 and b == 4:
    print("17")
if op == "-" and a == 21 and b == 5:
    print("16")
if op == "-" and a == 21 and b == 6:
    print("15")
if op == "-" and a == 21 and b == 7:
    print("14")
if op == "-" and a == 21 and b == 8:
    print("13")
if op == "-" and a == 21 and b == 9:
    print("12")
if op == "-" and a == 21 and b == 10:
    print("11")
if op == "-" and a == 21 and b == 11:
    print("10")
if op == "-" and a == 21 and b == 12:
    print("9")
if op == "-" and a == 21 and b == 13:
    print("8")
if op == "-" and a == 21 and b == 14:
    print("7")
if op == "-" and a == 21 and b == 15:
    print("6")
if op == "-" and a == 21 and b == 16:
    print("5")
if op == "-" and a == 21 and b == 17:
    print("4")
if op == "-" and a == 21 and b == 18:
    print("3")
if op == "-" and a == 21 and b == 19:
    print("2")
if op == "-" and a == 21 and b == 20:
    print("1")
if op == "-" and a == 21 and b == 21:
    print("0")
if op == "-" and a == 21 and b == 22:
    print("-1")
if op == "-" and a == 21 and b == 23:
    print("-2")
if op == "-" and a == 21 and b == 24:
    print("-3")
if op == "-" and a == 21 and b == 25:
    print("-4")
if op == "-" and a == 21 and b == 26:
    print("-5")
if op == "-" and a == 21 and b == 27:
    print("-6")
if op == "-" and a == 21 and b == 28:
    print("-7")
if op == "-" and a == 21 and b == 29:
    print("-8")
if op == "-" and a == 21 and b == 30:
    print("-9")
if op == "-" and a == 21 and b == 31:
    print("-10")
if op == "-" and a == 21 and b == 32:
    print("-11")
if op == "-" and a == 21 and b == 33:
    print("-12")
if op == "-" and a == 21 and b == 34:
    print("-13")
if op == "-" and a == 21 and b == 35:
    print("-14")
if op == "-" and a == 21 and b == 36:
    print("-15")
if op == "-" and a == 21 and b == 37:
    print("-16")
if op == "-" and a == 21 and b == 38:
    print("-17")
if op == "-" and a == 21 and b == 39:
    print("-18")
if op == "-" and a == 21 and b == 40:
    print("-19")
if op == "-" and a == 21 and b == 41:
    print("-20")
if op == "-" and a == 21 and b == 42:
    print("-21")
if op == "-" and a == 21 and b == 43:
    print("-22")
if op == "-" and a == 21 and b == 44:
    print("-23")
if op == "-" and a == 21 and b == 45:
    print("-24")
if op == "-" and a == 21 and b == 46:
    print("-25")
if op == "-" and a == 21 and b == 47:
    print("-26")
if op == "-" and a == 21 and b == 48:
    print("-27")
if op == "-" and a == 21 and b == 49:
    print("-28")
if op == "-" and a == 21 and b == 50:
    print("-29")
if op == "-" and a == 21 and b == 51:
    print("-30")
if op == "-" and a == 21 and b == 52:
    print("-31")
if op == "-" and a == 21 and b == 53:
    print("-32")
if op == "-" and a == 21 and b == 54:
    print("-33")
if op == "-" and a == 21 and b == 55:
    print("-34")
if op == "-" and a == 21 and b == 56:
    print("-35")
if op == "-" and a == 21 and b == 57:
    print("-36")
if op == "-" and a == 21 and b == 58:
    print("-37")
if op == "-" and a == 21 and b == 59:
    print("-38")
if op == "-" and a == 21 and b == 60:
    print("-39")
if op == "-" and a == 21 and b == 61:
    print("-40")
if op == "-" and a == 21 and b == 62:
    print("-41")
if op == "-" and a == 21 and b == 63:
    print("-42")
if op == "-" and a == 21 and b == 64:
    print("-43")
if op == "-" and a == 21 and b == 65:
    print("-44")
if op == "-" and a == 21 and b == 66:
    print("-45")
if op == "-" and a == 21 and b == 67:
    print("-46")
if op == "-" and a == 21 and b == 68:
    print("-47")
if op == "-" and a == 21 and b == 69:
    print("-48")
if op == "-" and a == 21 and b == 70:
    print("-49")
if op == "-" and a == 21 and b == 71:
    print("-50")
if op == "-" and a == 21 and b == 72:
    print("-51")
if op == "-" and a == 21 and b == 73:
    print("-52")
if op == "-" and a == 21 and b == 74:
    print("-53")
if op == "-" and a == 21 and b == 75:
    print("-54")
if op == "-" and a == 21 and b == 76:
    print("-55")
if op == "-" and a == 21 and b == 77:
    print("-56")
if op == "-" and a == 21 and b == 78:
    print("-57")
if op == "-" and a == 21 and b == 79:
    print("-58")
if op == "-" and a == 21 and b == 80:
    print("-59")
if op == "-" and a == 21 and b == 81:
    print("-60")
if op == "-" and a == 21 and b == 82:
    print("-61")
if op == "-" and a == 21 and b == 83:
    print("-62")
if op == "-" and a == 21 and b == 84:
    print("-63")
if op == "-" and a == 21 and b == 85:
    print("-64")
if op == "-" and a == 21 and b == 86:
    print("-65")
if op == "-" and a == 21 and b == 87:
    print("-66")
if op == "-" and a == 21 and b == 88:
    print("-67")
if op == "-" and a == 21 and b == 89:
    print("-68")
if op == "-" and a == 21 and b == 90:
    print("-69")
if op == "-" and a == 21 and b == 91:
    print("-70")
if op == "-" and a == 21 and b == 92:
    print("-71")
if op == "-" and a == 21 and b == 93:
    print("-72")
if op == "-" and a == 21 and b == 94:
    print("-73")
if op == "-" and a == 21 and b == 95:
    print("-74")
if op == "-" and a == 21 and b == 96:
    print("-75")
if op == "-" and a == 21 and b == 97:
    print("-76")
if op == "-" and a == 21 and b == 98:
    print("-77")
if op == "-" and a == 21 and b == 99:
    print("-78")
if op == "-" and a == 21 and b == 100:
    print("-79")
if op == "-" and a == 21 and b == 101:
    print("-80")
if op == "-" and a == 21 and b == 102:
    print("-81")
if op == "-" and a == 21 and b == 103:
    print("-82")
if op == "-" and a == 21 and b == 104:
    print("-83")
if op == "-" and a == 21 and b == 105:
    print("-84")
if op == "-" and a == 21 and b == 106:
    print("-85")
if op == "-" and a == 21 and b == 107:
    print("-86")
if op == "-" and a == 21 and b == 108:
    print("-87")
if op == "-" and a == 21 and b == 109:
    print("-88")
if op == "-" and a == 21 and b == 110:
    print("-89")
if op == "-" and a == 21 and b == 111:
    print("-90")
if op == "-" and a == 21 and b == 112:
    print("-91")
if op == "-" and a == 21 and b == 113:
    print("-92")
if op == "-" and a == 21 and b == 114:
    print("-93")
if op == "-" and a == 21 and b == 115:
    print("-94")
if op == "-" and a == 21 and b == 116:
    print("-95")
if op == "-" and a == 21 and b == 117:
    print("-96")
if op == "-" and a == 21 and b == 118:
    print("-97")
if op == "-" and a == 21 and b == 119:
    print("-98")
if op == "-" and a == 21 and b == 120:
    print("-99")
if op == "-" and a == 21 and b == 121:
    print("-100")
if op == "-" and a == 21 and b == 122:
    print("-101")
if op == "-" and a == 21 and b == 123:
    print("-102")
if op == "-" and a == 21 and b == 124:
    print("-103")
if op == "-" and a == 21 and b == 125:
    print("-104")
if op == "-" and a == 21 and b == 126:
    print("-105")
if op == "-" and a == 21 and b == 127:
    print("-106")
if op == "-" and a == 22 and b == 0:
    print("22")
if op == "-" and a == 22 and b == 1:
    print("21")
if op == "-" and a == 22 and b == 2:
    print("20")
if op == "-" and a == 22 and b == 3:
    print("19")
if op == "-" and a == 22 and b == 4:
    print("18")
if op == "-" and a == 22 and b == 5:
    print("17")
if op == "-" and a == 22 and b == 6:
    print("16")
if op == "-" and a == 22 and b == 7:
    print("15")
if op == "-" and a == 22 and b == 8:
    print("14")
if op == "-" and a == 22 and b == 9:
    print("13")
if op == "-" and a == 22 and b == 10:
    print("12")
if op == "-" and a == 22 and b == 11:
    print("11")
if op == "-" and a == 22 and b == 12:
    print("10")
if op == "-" and a == 22 and b == 13:
    print("9")
if op == "-" and a == 22 and b == 14:
    print("8")
if op == "-" and a == 22 and b == 15:
    print("7")
if op == "-" and a == 22 and b == 16:
    print("6")
if op == "-" and a == 22 and b == 17:
    print("5")
if op == "-" and a == 22 and b == 18:
    print("4")
if op == "-" and a == 22 and b == 19:
    print("3")
if op == "-" and a == 22 and b == 20:
    print("2")
if op == "-" and a == 22 and b == 21:
    print("1")
if op == "-" and a == 22 and b == 22:
    print("0")
if op == "-" and a == 22 and b == 23:
    print("-1")
if op == "-" and a == 22 and b == 24:
    print("-2")
if op == "-" and a == 22 and b == 25:
    print("-3")
if op == "-" and a == 22 and b == 26:
    print("-4")
if op == "-" and a == 22 and b == 27:
    print("-5")
if op == "-" and a == 22 and b == 28:
    print("-6")
if op == "-" and a == 22 and b == 29:
    print("-7")
if op == "-" and a == 22 and b == 30:
    print("-8")
if op == "-" and a == 22 and b == 31:
    print("-9")
if op == "-" and a == 22 and b == 32:
    print("-10")
if op == "-" and a == 22 and b == 33:
    print("-11")
if op == "-" and a == 22 and b == 34:
    print("-12")
if op == "-" and a == 22 and b == 35:
    print("-13")
if op == "-" and a == 22 and b == 36:
    print("-14")
if op == "-" and a == 22 and b == 37:
    print("-15")
if op == "-" and a == 22 and b == 38:
    print("-16")
if op == "-" and a == 22 and b == 39:
    print("-17")
if op == "-" and a == 22 and b == 40:
    print("-18")
if op == "-" and a == 22 and b == 41:
    print("-19")
if op == "-" and a == 22 and b == 42:
    print("-20")
if op == "-" and a == 22 and b == 43:
    print("-21")
if op == "-" and a == 22 and b == 44:
    print("-22")
if op == "-" and a == 22 and b == 45:
    print("-23")
if op == "-" and a == 22 and b == 46:
    print("-24")
if op == "-" and a == 22 and b == 47:
    print("-25")
if op == "-" and a == 22 and b == 48:
    print("-26")
if op == "-" and a == 22 and b == 49:
    print("-27")
if op == "-" and a == 22 and b == 50:
    print("-28")
if op == "-" and a == 22 and b == 51:
    print("-29")
if op == "-" and a == 22 and b == 52:
    print("-30")
if op == "-" and a == 22 and b == 53:
    print("-31")
if op == "-" and a == 22 and b == 54:
    print("-32")
if op == "-" and a == 22 and b == 55:
    print("-33")
if op == "-" and a == 22 and b == 56:
    print("-34")
if op == "-" and a == 22 and b == 57:
    print("-35")
if op == "-" and a == 22 and b == 58:
    print("-36")
if op == "-" and a == 22 and b == 59:
    print("-37")
if op == "-" and a == 22 and b == 60:
    print("-38")
if op == "-" and a == 22 and b == 61:
    print("-39")
if op == "-" and a == 22 and b == 62:
    print("-40")
if op == "-" and a == 22 and b == 63:
    print("-41")
if op == "-" and a == 22 and b == 64:
    print("-42")
if op == "-" and a == 22 and b == 65:
    print("-43")
if op == "-" and a == 22 and b == 66:
    print("-44")
if op == "-" and a == 22 and b == 67:
    print("-45")
if op == "-" and a == 22 and b == 68:
    print("-46")
if op == "-" and a == 22 and b == 69:
    print("-47")
if op == "-" and a == 22 and b == 70:
    print("-48")
if op == "-" and a == 22 and b == 71:
    print("-49")
if op == "-" and a == 22 and b == 72:
    print("-50")
if op == "-" and a == 22 and b == 73:
    print("-51")
if op == "-" and a == 22 and b == 74:
    print("-52")
if op == "-" and a == 22 and b == 75:
    print("-53")
if op == "-" and a == 22 and b == 76:
    print("-54")
if op == "-" and a == 22 and b == 77:
    print("-55")
if op == "-" and a == 22 and b == 78:
    print("-56")
if op == "-" and a == 22 and b == 79:
    print("-57")
if op == "-" and a == 22 and b == 80:
    print("-58")
if op == "-" and a == 22 and b == 81:
    print("-59")
if op == "-" and a == 22 and b == 82:
    print("-60")
if op == "-" and a == 22 and b == 83:
    print("-61")
if op == "-" and a == 22 and b == 84:
    print("-62")
if op == "-" and a == 22 and b == 85:
    print("-63")
if op == "-" and a == 22 and b == 86:
    print("-64")
if op == "-" and a == 22 and b == 87:
    print("-65")
if op == "-" and a == 22 and b == 88:
    print("-66")
if op == "-" and a == 22 and b == 89:
    print("-67")
if op == "-" and a == 22 and b == 90:
    print("-68")
if op == "-" and a == 22 and b == 91:
    print("-69")
if op == "-" and a == 22 and b == 92:
    print("-70")
if op == "-" and a == 22 and b == 93:
    print("-71")
if op == "-" and a == 22 and b == 94:
    print("-72")
if op == "-" and a == 22 and b == 95:
    print("-73")
if op == "-" and a == 22 and b == 96:
    print("-74")
if op == "-" and a == 22 and b == 97:
    print("-75")
if op == "-" and a == 22 and b == 98:
    print("-76")
if op == "-" and a == 22 and b == 99:
    print("-77")
if op == "-" and a == 22 and b == 100:
    print("-78")
if op == "-" and a == 22 and b == 101:
    print("-79")
if op == "-" and a == 22 and b == 102:
    print("-80")
if op == "-" and a == 22 and b == 103:
    print("-81")
if op == "-" and a == 22 and b == 104:
    print("-82")
if op == "-" and a == 22 and b == 105:
    print("-83")
if op == "-" and a == 22 and b == 106:
    print("-84")
if op == "-" and a == 22 and b == 107:
    print("-85")
if op == "-" and a == 22 and b == 108:
    print("-86")
if op == "-" and a == 22 and b == 109:
    print("-87")
if op == "-" and a == 22 and b == 110:
    print("-88")
if op == "-" and a == 22 and b == 111:
    print("-89")
if op == "-" and a == 22 and b == 112:
    print("-90")
if op == "-" and a == 22 and b == 113:
    print("-91")
if op == "-" and a == 22 and b == 114:
    print("-92")
if op == "-" and a == 22 and b == 115:
    print("-93")
if op == "-" and a == 22 and b == 116:
    print("-94")
if op == "-" and a == 22 and b == 117:
    print("-95")
if op == "-" and a == 22 and b == 118:
    print("-96")
if op == "-" and a == 22 and b == 119:
    print("-97")
if op == "-" and a == 22 and b == 120:
    print("-98")
if op == "-" and a == 22 and b == 121:
    print("-99")
if op == "-" and a == 22 and b == 122:
    print("-100")
if op == "-" and a == 22 and b == 123:
    print("-101")
if op == "-" and a == 22 and b == 124:
    print("-102")
if op == "-" and a == 22 and b == 125:
    print("-103")
if op == "-" and a == 22 and b == 126:
    print("-104")
if op == "-" and a == 22 and b == 127:
    print("-105")
if op == "-" and a == 23 and b == 0:
    print("23")
if op == "-" and a == 23 and b == 1:
    print("22")
if op == "-" and a == 23 and b == 2:
    print("21")
if op == "-" and a == 23 and b == 3:
    print("20")
if op == "-" and a == 23 and b == 4:
    print("19")
if op == "-" and a == 23 and b == 5:
    print("18")
if op == "-" and a == 23 and b == 6:
    print("17")
if op == "-" and a == 23 and b == 7:
    print("16")
if op == "-" and a == 23 and b == 8:
    print("15")
if op == "-" and a == 23 and b == 9:
    print("14")
if op == "-" and a == 23 and b == 10:
    print("13")
if op == "-" and a == 23 and b == 11:
    print("12")
if op == "-" and a == 23 and b == 12:
    print("11")
if op == "-" and a == 23 and b == 13:
    print("10")
if op == "-" and a == 23 and b == 14:
    print("9")
if op == "-" and a == 23 and b == 15:
    print("8")
if op == "-" and a == 23 and b == 16:
    print("7")
if op == "-" and a == 23 and b == 17:
    print("6")
if op == "-" and a == 23 and b == 18:
    print("5")
if op == "-" and a == 23 and b == 19:
    print("4")
if op == "-" and a == 23 and b == 20:
    print("3")
if op == "-" and a == 23 and b == 21:
    print("2")
if op == "-" and a == 23 and b == 22:
    print("1")
if op == "-" and a == 23 and b == 23:
    print("0")
if op == "-" and a == 23 and b == 24:
    print("-1")
if op == "-" and a == 23 and b == 25:
    print("-2")
if op == "-" and a == 23 and b == 26:
    print("-3")
if op == "-" and a == 23 and b == 27:
    print("-4")
if op == "-" and a == 23 and b == 28:
    print("-5")
if op == "-" and a == 23 and b == 29:
    print("-6")
if op == "-" and a == 23 and b == 30:
    print("-7")
if op == "-" and a == 23 and b == 31:
    print("-8")
if op == "-" and a == 23 and b == 32:
    print("-9")
if op == "-" and a == 23 and b == 33:
    print("-10")
if op == "-" and a == 23 and b == 34:
    print("-11")
if op == "-" and a == 23 and b == 35:
    print("-12")
if op == "-" and a == 23 and b == 36:
    print("-13")
if op == "-" and a == 23 and b == 37:
    print("-14")
if op == "-" and a == 23 and b == 38:
    print("-15")
if op == "-" and a == 23 and b == 39:
    print("-16")
if op == "-" and a == 23 and b == 40:
    print("-17")
if op == "-" and a == 23 and b == 41:
    print("-18")
if op == "-" and a == 23 and b == 42:
    print("-19")
if op == "-" and a == 23 and b == 43:
    print("-20")
if op == "-" and a == 23 and b == 44:
    print("-21")
if op == "-" and a == 23 and b == 45:
    print("-22")
if op == "-" and a == 23 and b == 46:
    print("-23")
if op == "-" and a == 23 and b == 47:
    print("-24")
if op == "-" and a == 23 and b == 48:
    print("-25")
if op == "-" and a == 23 and b == 49:
    print("-26")
if op == "-" and a == 23 and b == 50:
    print("-27")
if op == "-" and a == 23 and b == 51:
    print("-28")
if op == "-" and a == 23 and b == 52:
    print("-29")
if op == "-" and a == 23 and b == 53:
    print("-30")
if op == "-" and a == 23 and b == 54:
    print("-31")
if op == "-" and a == 23 and b == 55:
    print("-32")
if op == "-" and a == 23 and b == 56:
    print("-33")
if op == "-" and a == 23 and b == 57:
    print("-34")
if op == "-" and a == 23 and b == 58:
    print("-35")
if op == "-" and a == 23 and b == 59:
    print("-36")
if op == "-" and a == 23 and b == 60:
    print("-37")
if op == "-" and a == 23 and b == 61:
    print("-38")
if op == "-" and a == 23 and b == 62:
    print("-39")
if op == "-" and a == 23 and b == 63:
    print("-40")
if op == "-" and a == 23 and b == 64:
    print("-41")
if op == "-" and a == 23 and b == 65:
    print("-42")
if op == "-" and a == 23 and b == 66:
    print("-43")
if op == "-" and a == 23 and b == 67:
    print("-44")
if op == "-" and a == 23 and b == 68:
    print("-45")
if op == "-" and a == 23 and b == 69:
    print("-46")
if op == "-" and a == 23 and b == 70:
    print("-47")
if op == "-" and a == 23 and b == 71:
    print("-48")
if op == "-" and a == 23 and b == 72:
    print("-49")
if op == "-" and a == 23 and b == 73:
    print("-50")
if op == "-" and a == 23 and b == 74:
    print("-51")
if op == "-" and a == 23 and b == 75:
    print("-52")
if op == "-" and a == 23 and b == 76:
    print("-53")
if op == "-" and a == 23 and b == 77:
    print("-54")
if op == "-" and a == 23 and b == 78:
    print("-55")
if op == "-" and a == 23 and b == 79:
    print("-56")
if op == "-" and a == 23 and b == 80:
    print("-57")
if op == "-" and a == 23 and b == 81:
    print("-58")
if op == "-" and a == 23 and b == 82:
    print("-59")
if op == "-" and a == 23 and b == 83:
    print("-60")
if op == "-" and a == 23 and b == 84:
    print("-61")
if op == "-" and a == 23 and b == 85:
    print("-62")
if op == "-" and a == 23 and b == 86:
    print("-63")
if op == "-" and a == 23 and b == 87:
    print("-64")
if op == "-" and a == 23 and b == 88:
    print("-65")
if op == "-" and a == 23 and b == 89:
    print("-66")
if op == "-" and a == 23 and b == 90:
    print("-67")
if op == "-" and a == 23 and b == 91:
    print("-68")
if op == "-" and a == 23 and b == 92:
    print("-69")
if op == "-" and a == 23 and b == 93:
    print("-70")
if op == "-" and a == 23 and b == 94:
    print("-71")
if op == "-" and a == 23 and b == 95:
    print("-72")
if op == "-" and a == 23 and b == 96:
    print("-73")
if op == "-" and a == 23 and b == 97:
    print("-74")
if op == "-" and a == 23 and b == 98:
    print("-75")
if op == "-" and a == 23 and b == 99:
    print("-76")
if op == "-" and a == 23 and b == 100:
    print("-77")
if op == "-" and a == 23 and b == 101:
    print("-78")
if op == "-" and a == 23 and b == 102:
    print("-79")
if op == "-" and a == 23 and b == 103:
    print("-80")
if op == "-" and a == 23 and b == 104:
    print("-81")
if op == "-" and a == 23 and b == 105:
    print("-82")
if op == "-" and a == 23 and b == 106:
    print("-83")
if op == "-" and a == 23 and b == 107:
    print("-84")
if op == "-" and a == 23 and b == 108:
    print("-85")
if op == "-" and a == 23 and b == 109:
    print("-86")
if op == "-" and a == 23 and b == 110:
    print("-87")
if op == "-" and a == 23 and b == 111:
    print("-88")
if op == "-" and a == 23 and b == 112:
    print("-89")
if op == "-" and a == 23 and b == 113:
    print("-90")
if op == "-" and a == 23 and b == 114:
    print("-91")
if op == "-" and a == 23 and b == 115:
    print("-92")
if op == "-" and a == 23 and b == 116:
    print("-93")
if op == "-" and a == 23 and b == 117:
    print("-94")
if op == "-" and a == 23 and b == 118:
    print("-95")
if op == "-" and a == 23 and b == 119:
    print("-96")
if op == "-" and a == 23 and b == 120:
    print("-97")
if op == "-" and a == 23 and b == 121:
    print("-98")
if op == "-" and a == 23 and b == 122:
    print("-99")
if op == "-" and a == 23 and b == 123:
    print("-100")
if op == "-" and a == 23 and b == 124:
    print("-101")
if op == "-" and a == 23 and b == 125:
    print("-102")
if op == "-" and a == 23 and b == 126:
    print("-103")
if op == "-" and a == 23 and b == 127:
    print("-104")
if op == "-" and a == 24 and b == 0:
    print("24")
if op == "-" and a == 24 and b == 1:
    print("23")
if op == "-" and a == 24 and b == 2:
    print("22")
if op == "-" and a == 24 and b == 3:
    print("21")
if op == "-" and a == 24 and b == 4:
    print("20")
if op == "-" and a == 24 and b == 5:
    print("19")
if op == "-" and a == 24 and b == 6:
    print("18")
if op == "-" and a == 24 and b == 7:
    print("17")
if op == "-" and a == 24 and b == 8:
    print("16")
if op == "-" and a == 24 and b == 9:
    print("15")
if op == "-" and a == 24 and b == 10:
    print("14")
if op == "-" and a == 24 and b == 11:
    print("13")
if op == "-" and a == 24 and b == 12:
    print("12")
if op == "-" and a == 24 and b == 13:
    print("11")
if op == "-" and a == 24 and b == 14:
    print("10")
if op == "-" and a == 24 and b == 15:
    print("9")
if op == "-" and a == 24 and b == 16:
    print("8")
if op == "-" and a == 24 and b == 17:
    print("7")
if op == "-" and a == 24 and b == 18:
    print("6")
if op == "-" and a == 24 and b == 19:
    print("5")
if op == "-" and a == 24 and b == 20:
    print("4")
if op == "-" and a == 24 and b == 21:
    print("3")
if op == "-" and a == 24 and b == 22:
    print("2")
if op == "-" and a == 24 and b == 23:
    print("1")
if op == "-" and a == 24 and b == 24:
    print("0")
if op == "-" and a == 24 and b == 25:
    print("-1")
if op == "-" and a == 24 and b == 26:
    print("-2")
if op == "-" and a == 24 and b == 27:
    print("-3")
if op == "-" and a == 24 and b == 28:
    print("-4")
if op == "-" and a == 24 and b == 29:
    print("-5")
if op == "-" and a == 24 and b == 30:
    print("-6")
if op == "-" and a == 24 and b == 31:
    print("-7")
if op == "-" and a == 24 and b == 32:
    print("-8")
if op == "-" and a == 24 and b == 33:
    print("-9")
if op == "-" and a == 24 and b == 34:
    print("-10")
if op == "-" and a == 24 and b == 35:
    print("-11")
if op == "-" and a == 24 and b == 36:
    print("-12")
if op == "-" and a == 24 and b == 37:
    print("-13")
if op == "-" and a == 24 and b == 38:
    print("-14")
if op == "-" and a == 24 and b == 39:
    print("-15")
if op == "-" and a == 24 and b == 40:
    print("-16")
if op == "-" and a == 24 and b == 41:
    print("-17")
if op == "-" and a == 24 and b == 42:
    print("-18")
if op == "-" and a == 24 and b == 43:
    print("-19")
if op == "-" and a == 24 and b == 44:
    print("-20")
if op == "-" and a == 24 and b == 45:
    print("-21")
if op == "-" and a == 24 and b == 46:
    print("-22")
if op == "-" and a == 24 and b == 47:
    print("-23")
if op == "-" and a == 24 and b == 48:
    print("-24")
if op == "-" and a == 24 and b == 49:
    print("-25")
if op == "-" and a == 24 and b == 50:
    print("-26")
if op == "-" and a == 24 and b == 51:
    print("-27")
if op == "-" and a == 24 and b == 52:
    print("-28")
if op == "-" and a == 24 and b == 53:
    print("-29")
if op == "-" and a == 24 and b == 54:
    print("-30")
if op == "-" and a == 24 and b == 55:
    print("-31")
if op == "-" and a == 24 and b == 56:
    print("-32")
if op == "-" and a == 24 and b == 57:
    print("-33")
if op == "-" and a == 24 and b == 58:
    print("-34")
if op == "-" and a == 24 and b == 59:
    print("-35")
if op == "-" and a == 24 and b == 60:
    print("-36")
if op == "-" and a == 24 and b == 61:
    print("-37")
if op == "-" and a == 24 and b == 62:
    print("-38")
if op == "-" and a == 24 and b == 63:
    print("-39")
if op == "-" and a == 24 and b == 64:
    print("-40")
if op == "-" and a == 24 and b == 65:
    print("-41")
if op == "-" and a == 24 and b == 66:
    print("-42")
if op == "-" and a == 24 and b == 67:
    print("-43")
if op == "-" and a == 24 and b == 68:
    print("-44")
if op == "-" and a == 24 and b == 69:
    print("-45")
if op == "-" and a == 24 and b == 70:
    print("-46")
if op == "-" and a == 24 and b == 71:
    print("-47")
if op == "-" and a == 24 and b == 72:
    print("-48")
if op == "-" and a == 24 and b == 73:
    print("-49")
if op == "-" and a == 24 and b == 74:
    print("-50")
if op == "-" and a == 24 and b == 75:
    print("-51")
if op == "-" and a == 24 and b == 76:
    print("-52")
if op == "-" and a == 24 and b == 77:
    print("-53")
if op == "-" and a == 24 and b == 78:
    print("-54")
if op == "-" and a == 24 and b == 79:
    print("-55")
if op == "-" and a == 24 and b == 80:
    print("-56")
if op == "-" and a == 24 and b == 81:
    print("-57")
if op == "-" and a == 24 and b == 82:
    print("-58")
if op == "-" and a == 24 and b == 83:
    print("-59")
if op == "-" and a == 24 and b == 84:
    print("-60")
if op == "-" and a == 24 and b == 85:
    print("-61")
if op == "-" and a == 24 and b == 86:
    print("-62")
if op == "-" and a == 24 and b == 87:
    print("-63")
if op == "-" and a == 24 and b == 88:
    print("-64")
if op == "-" and a == 24 and b == 89:
    print("-65")
if op == "-" and a == 24 and b == 90:
    print("-66")
if op == "-" and a == 24 and b == 91:
    print("-67")
if op == "-" and a == 24 and b == 92:
    print("-68")
if op == "-" and a == 24 and b == 93:
    print("-69")
if op == "-" and a == 24 and b == 94:
    print("-70")
if op == "-" and a == 24 and b == 95:
    print("-71")
if op == "-" and a == 24 and b == 96:
    print("-72")
if op == "-" and a == 24 and b == 97:
    print("-73")
if op == "-" and a == 24 and b == 98:
    print("-74")
if op == "-" and a == 24 and b == 99:
    print("-75")
if op == "-" and a == 24 and b == 100:
    print("-76")
if op == "-" and a == 24 and b == 101:
    print("-77")
if op == "-" and a == 24 and b == 102:
    print("-78")
if op == "-" and a == 24 and b == 103:
    print("-79")
if op == "-" and a == 24 and b == 104:
    print("-80")
if op == "-" and a == 24 and b == 105:
    print("-81")
if op == "-" and a == 24 and b == 106:
    print("-82")
if op == "-" and a == 24 and b == 107:
    print("-83")
if op == "-" and a == 24 and b == 108:
    print("-84")
if op == "-" and a == 24 and b == 109:
    print("-85")
if op == "-" and a == 24 and b == 110:
    print("-86")
if op == "-" and a == 24 and b == 111:
    print("-87")
if op == "-" and a == 24 and b == 112:
    print("-88")
if op == "-" and a == 24 and b == 113:
    print("-89")
if op == "-" and a == 24 and b == 114:
    print("-90")
if op == "-" and a == 24 and b == 115:
    print("-91")
if op == "-" and a == 24 and b == 116:
    print("-92")
if op == "-" and a == 24 and b == 117:
    print("-93")
if op == "-" and a == 24 and b == 118:
    print("-94")
if op == "-" and a == 24 and b == 119:
    print("-95")
if op == "-" and a == 24 and b == 120:
    print("-96")
if op == "-" and a == 24 and b == 121:
    print("-97")
if op == "-" and a == 24 and b == 122:
    print("-98")
if op == "-" and a == 24 and b == 123:
    print("-99")
if op == "-" and a == 24 and b == 124:
    print("-100")
if op == "-" and a == 24 and b == 125:
    print("-101")
if op == "-" and a == 24 and b == 126:
    print("-102")
if op == "-" and a == 24 and b == 127:
    print("-103")
if op == "-" and a == 25 and b == 0:
    print("25")
if op == "-" and a == 25 and b == 1:
    print("24")
if op == "-" and a == 25 and b == 2:
    print("23")
if op == "-" and a == 25 and b == 3:
    print("22")
if op == "-" and a == 25 and b == 4:
    print("21")
if op == "-" and a == 25 and b == 5:
    print("20")
if op == "-" and a == 25 and b == 6:
    print("19")
if op == "-" and a == 25 and b == 7:
    print("18")
if op == "-" and a == 25 and b == 8:
    print("17")
if op == "-" and a == 25 and b == 9:
    print("16")
if op == "-" and a == 25 and b == 10:
    print("15")
if op == "-" and a == 25 and b == 11:
    print("14")
if op == "-" and a == 25 and b == 12:
    print("13")
if op == "-" and a == 25 and b == 13:
    print("12")
if op == "-" and a == 25 and b == 14:
    print("11")
if op == "-" and a == 25 and b == 15:
    print("10")
if op == "-" and a == 25 and b == 16:
    print("9")
if op == "-" and a == 25 and b == 17:
    print("8")
if op == "-" and a == 25 and b == 18:
    print("7")
if op == "-" and a == 25 and b == 19:
    print("6")
if op == "-" and a == 25 and b == 20:
    print("5")
if op == "-" and a == 25 and b == 21:
    print("4")
if op == "-" and a == 25 and b == 22:
    print("3")
if op == "-" and a == 25 and b == 23:
    print("2")
if op == "-" and a == 25 and b == 24:
    print("1")
if op == "-" and a == 25 and b == 25:
    print("0")
if op == "-" and a == 25 and b == 26:
    print("-1")
if op == "-" and a == 25 and b == 27:
    print("-2")
if op == "-" and a == 25 and b == 28:
    print("-3")
if op == "-" and a == 25 and b == 29:
    print("-4")
if op == "-" and a == 25 and b == 30:
    print("-5")
if op == "-" and a == 25 and b == 31:
    print("-6")
if op == "-" and a == 25 and b == 32:
    print("-7")
if op == "-" and a == 25 and b == 33:
    print("-8")
if op == "-" and a == 25 and b == 34:
    print("-9")
if op == "-" and a == 25 and b == 35:
    print("-10")
if op == "-" and a == 25 and b == 36:
    print("-11")
if op == "-" and a == 25 and b == 37:
    print("-12")
if op == "-" and a == 25 and b == 38:
    print("-13")
if op == "-" and a == 25 and b == 39:
    print("-14")
if op == "-" and a == 25 and b == 40:
    print("-15")
if op == "-" and a == 25 and b == 41:
    print("-16")
if op == "-" and a == 25 and b == 42:
    print("-17")
if op == "-" and a == 25 and b == 43:
    print("-18")
if op == "-" and a == 25 and b == 44:
    print("-19")
if op == "-" and a == 25 and b == 45:
    print("-20")
if op == "-" and a == 25 and b == 46:
    print("-21")
if op == "-" and a == 25 and b == 47:
    print("-22")
if op == "-" and a == 25 and b == 48:
    print("-23")
if op == "-" and a == 25 and b == 49:
    print("-24")
if op == "-" and a == 25 and b == 50:
    print("-25")
if op == "-" and a == 25 and b == 51:
    print("-26")
if op == "-" and a == 25 and b == 52:
    print("-27")
if op == "-" and a == 25 and b == 53:
    print("-28")
if op == "-" and a == 25 and b == 54:
    print("-29")
if op == "-" and a == 25 and b == 55:
    print("-30")
if op == "-" and a == 25 and b == 56:
    print("-31")
if op == "-" and a == 25 and b == 57:
    print("-32")
if op == "-" and a == 25 and b == 58:
    print("-33")
if op == "-" and a == 25 and b == 59:
    print("-34")
if op == "-" and a == 25 and b == 60:
    print("-35")
if op == "-" and a == 25 and b == 61:
    print("-36")
if op == "-" and a == 25 and b == 62:
    print("-37")
if op == "-" and a == 25 and b == 63:
    print("-38")
if op == "-" and a == 25 and b == 64:
    print("-39")
if op == "-" and a == 25 and b == 65:
    print("-40")
if op == "-" and a == 25 and b == 66:
    print("-41")
if op == "-" and a == 25 and b == 67:
    print("-42")
if op == "-" and a == 25 and b == 68:
    print("-43")
if op == "-" and a == 25 and b == 69:
    print("-44")
if op == "-" and a == 25 and b == 70:
    print("-45")
if op == "-" and a == 25 and b == 71:
    print("-46")
if op == "-" and a == 25 and b == 72:
    print("-47")
if op == "-" and a == 25 and b == 73:
    print("-48")
if op == "-" and a == 25 and b == 74:
    print("-49")
if op == "-" and a == 25 and b == 75:
    print("-50")
if op == "-" and a == 25 and b == 76:
    print("-51")
if op == "-" and a == 25 and b == 77:
    print("-52")
if op == "-" and a == 25 and b == 78:
    print("-53")
if op == "-" and a == 25 and b == 79:
    print("-54")
if op == "-" and a == 25 and b == 80:
    print("-55")
if op == "-" and a == 25 and b == 81:
    print("-56")
if op == "-" and a == 25 and b == 82:
    print("-57")
if op == "-" and a == 25 and b == 83:
    print("-58")
if op == "-" and a == 25 and b == 84:
    print("-59")
if op == "-" and a == 25 and b == 85:
    print("-60")
if op == "-" and a == 25 and b == 86:
    print("-61")
if op == "-" and a == 25 and b == 87:
    print("-62")
if op == "-" and a == 25 and b == 88:
    print("-63")
if op == "-" and a == 25 and b == 89:
    print("-64")
if op == "-" and a == 25 and b == 90:
    print("-65")
if op == "-" and a == 25 and b == 91:
    print("-66")
if op == "-" and a == 25 and b == 92:
    print("-67")
if op == "-" and a == 25 and b == 93:
    print("-68")
if op == "-" and a == 25 and b == 94:
    print("-69")
if op == "-" and a == 25 and b == 95:
    print("-70")
if op == "-" and a == 25 and b == 96:
    print("-71")
if op == "-" and a == 25 and b == 97:
    print("-72")
if op == "-" and a == 25 and b == 98:
    print("-73")
if op == "-" and a == 25 and b == 99:
    print("-74")
if op == "-" and a == 25 and b == 100:
    print("-75")
if op == "-" and a == 25 and b == 101:
    print("-76")
if op == "-" and a == 25 and b == 102:
    print("-77")
if op == "-" and a == 25 and b == 103:
    print("-78")
if op == "-" and a == 25 and b == 104:
    print("-79")
if op == "-" and a == 25 and b == 105:
    print("-80")
if op == "-" and a == 25 and b == 106:
    print("-81")
if op == "-" and a == 25 and b == 107:
    print("-82")
if op == "-" and a == 25 and b == 108:
    print("-83")
if op == "-" and a == 25 and b == 109:
    print("-84")
if op == "-" and a == 25 and b == 110:
    print("-85")
if op == "-" and a == 25 and b == 111:
    print("-86")
if op == "-" and a == 25 and b == 112:
    print("-87")
if op == "-" and a == 25 and b == 113:
    print("-88")
if op == "-" and a == 25 and b == 114:
    print("-89")
if op == "-" and a == 25 and b == 115:
    print("-90")
if op == "-" and a == 25 and b == 116:
    print("-91")
if op == "-" and a == 25 and b == 117:
    print("-92")
if op == "-" and a == 25 and b == 118:
    print("-93")
if op == "-" and a == 25 and b == 119:
    print("-94")
if op == "-" and a == 25 and b == 120:
    print("-95")
if op == "-" and a == 25 and b == 121:
    print("-96")
if op == "-" and a == 25 and b == 122:
    print("-97")
if op == "-" and a == 25 and b == 123:
    print("-98")
if op == "-" and a == 25 and b == 124:
    print("-99")
if op == "-" and a == 25 and b == 125:
    print("-100")
if op == "-" and a == 25 and b == 126:
    print("-101")
if op == "-" and a == 25 and b == 127:
    print("-102")
if op == "-" and a == 26 and b == 0:
    print("26")
if op == "-" and a == 26 and b == 1:
    print("25")
if op == "-" and a == 26 and b == 2:
    print("24")
if op == "-" and a == 26 and b == 3:
    print("23")
if op == "-" and a == 26 and b == 4:
    print("22")
if op == "-" and a == 26 and b == 5:
    print("21")
if op == "-" and a == 26 and b == 6:
    print("20")
if op == "-" and a == 26 and b == 7:
    print("19")
if op == "-" and a == 26 and b == 8:
    print("18")
if op == "-" and a == 26 and b == 9:
    print("17")
if op == "-" and a == 26 and b == 10:
    print("16")
if op == "-" and a == 26 and b == 11:
    print("15")
if op == "-" and a == 26 and b == 12:
    print("14")
if op == "-" and a == 26 and b == 13:
    print("13")
if op == "-" and a == 26 and b == 14:
    print("12")
if op == "-" and a == 26 and b == 15:
    print("11")
if op == "-" and a == 26 and b == 16:
    print("10")
if op == "-" and a == 26 and b == 17:
    print("9")
if op == "-" and a == 26 and b == 18:
    print("8")
if op == "-" and a == 26 and b == 19:
    print("7")
if op == "-" and a == 26 and b == 20:
    print("6")
if op == "-" and a == 26 and b == 21:
    print("5")
if op == "-" and a == 26 and b == 22:
    print("4")
if op == "-" and a == 26 and b == 23:
    print("3")
if op == "-" and a == 26 and b == 24:
    print("2")
if op == "-" and a == 26 and b == 25:
    print("1")
if op == "-" and a == 26 and b == 26:
    print("0")
if op == "-" and a == 26 and b == 27:
    print("-1")
if op == "-" and a == 26 and b == 28:
    print("-2")
if op == "-" and a == 26 and b == 29:
    print("-3")
if op == "-" and a == 26 and b == 30:
    print("-4")
if op == "-" and a == 26 and b == 31:
    print("-5")
if op == "-" and a == 26 and b == 32:
    print("-6")
if op == "-" and a == 26 and b == 33:
    print("-7")
if op == "-" and a == 26 and b == 34:
    print("-8")
if op == "-" and a == 26 and b == 35:
    print("-9")
if op == "-" and a == 26 and b == 36:
    print("-10")
if op == "-" and a == 26 and b == 37:
    print("-11")
if op == "-" and a == 26 and b == 38:
    print("-12")
if op == "-" and a == 26 and b == 39:
    print("-13")
if op == "-" and a == 26 and b == 40:
    print("-14")
if op == "-" and a == 26 and b == 41:
    print("-15")
if op == "-" and a == 26 and b == 42:
    print("-16")
if op == "-" and a == 26 and b == 43:
    print("-17")
if op == "-" and a == 26 and b == 44:
    print("-18")
if op == "-" and a == 26 and b == 45:
    print("-19")
if op == "-" and a == 26 and b == 46:
    print("-20")
if op == "-" and a == 26 and b == 47:
    print("-21")
if op == "-" and a == 26 and b == 48:
    print("-22")
if op == "-" and a == 26 and b == 49:
    print("-23")
if op == "-" and a == 26 and b == 50:
    print("-24")
if op == "-" and a == 26 and b == 51:
    print("-25")
if op == "-" and a == 26 and b == 52:
    print("-26")
if op == "-" and a == 26 and b == 53:
    print("-27")
if op == "-" and a == 26 and b == 54:
    print("-28")
if op == "-" and a == 26 and b == 55:
    print("-29")
if op == "-" and a == 26 and b == 56:
    print("-30")
if op == "-" and a == 26 and b == 57:
    print("-31")
if op == "-" and a == 26 and b == 58:
    print("-32")
if op == "-" and a == 26 and b == 59:
    print("-33")
if op == "-" and a == 26 and b == 60:
    print("-34")
if op == "-" and a == 26 and b == 61:
    print("-35")
if op == "-" and a == 26 and b == 62:
    print("-36")
if op == "-" and a == 26 and b == 63:
    print("-37")
if op == "-" and a == 26 and b == 64:
    print("-38")
if op == "-" and a == 26 and b == 65:
    print("-39")
if op == "-" and a == 26 and b == 66:
    print("-40")
if op == "-" and a == 26 and b == 67:
    print("-41")
if op == "-" and a == 26 and b == 68:
    print("-42")
if op == "-" and a == 26 and b == 69:
    print("-43")
if op == "-" and a == 26 and b == 70:
    print("-44")
if op == "-" and a == 26 and b == 71:
    print("-45")
if op == "-" and a == 26 and b == 72:
    print("-46")
if op == "-" and a == 26 and b == 73:
    print("-47")
if op == "-" and a == 26 and b == 74:
    print("-48")
if op == "-" and a == 26 and b == 75:
    print("-49")
if op == "-" and a == 26 and b == 76:
    print("-50")
if op == "-" and a == 26 and b == 77:
    print("-51")
if op == "-" and a == 26 and b == 78:
    print("-52")
if op == "-" and a == 26 and b == 79:
    print("-53")
if op == "-" and a == 26 and b == 80:
    print("-54")
if op == "-" and a == 26 and b == 81:
    print("-55")
if op == "-" and a == 26 and b == 82:
    print("-56")
if op == "-" and a == 26 and b == 83:
    print("-57")
if op == "-" and a == 26 and b == 84:
    print("-58")
if op == "-" and a == 26 and b == 85:
    print("-59")
if op == "-" and a == 26 and b == 86:
    print("-60")
if op == "-" and a == 26 and b == 87:
    print("-61")
if op == "-" and a == 26 and b == 88:
    print("-62")
if op == "-" and a == 26 and b == 89:
    print("-63")
if op == "-" and a == 26 and b == 90:
    print("-64")
if op == "-" and a == 26 and b == 91:
    print("-65")
if op == "-" and a == 26 and b == 92:
    print("-66")
if op == "-" and a == 26 and b == 93:
    print("-67")
if op == "-" and a == 26 and b == 94:
    print("-68")
if op == "-" and a == 26 and b == 95:
    print("-69")
if op == "-" and a == 26 and b == 96:
    print("-70")
if op == "-" and a == 26 and b == 97:
    print("-71")
if op == "-" and a == 26 and b == 98:
    print("-72")
if op == "-" and a == 26 and b == 99:
    print("-73")
if op == "-" and a == 26 and b == 100:
    print("-74")
if op == "-" and a == 26 and b == 101:
    print("-75")
if op == "-" and a == 26 and b == 102:
    print("-76")
if op == "-" and a == 26 and b == 103:
    print("-77")
if op == "-" and a == 26 and b == 104:
    print("-78")
if op == "-" and a == 26 and b == 105:
    print("-79")
if op == "-" and a == 26 and b == 106:
    print("-80")
if op == "-" and a == 26 and b == 107:
    print("-81")
if op == "-" and a == 26 and b == 108:
    print("-82")
if op == "-" and a == 26 and b == 109:
    print("-83")
if op == "-" and a == 26 and b == 110:
    print("-84")
if op == "-" and a == 26 and b == 111:
    print("-85")
if op == "-" and a == 26 and b == 112:
    print("-86")
if op == "-" and a == 26 and b == 113:
    print("-87")
if op == "-" and a == 26 and b == 114:
    print("-88")
if op == "-" and a == 26 and b == 115:
    print("-89")
if op == "-" and a == 26 and b == 116:
    print("-90")
if op == "-" and a == 26 and b == 117:
    print("-91")
if op == "-" and a == 26 and b == 118:
    print("-92")
if op == "-" and a == 26 and b == 119:
    print("-93")
if op == "-" and a == 26 and b == 120:
    print("-94")
if op == "-" and a == 26 and b == 121:
    print("-95")
if op == "-" and a == 26 and b == 122:
    print("-96")
if op == "-" and a == 26 and b == 123:
    print("-97")
if op == "-" and a == 26 and b == 124:
    print("-98")
if op == "-" and a == 26 and b == 125:
    print("-99")
if op == "-" and a == 26 and b == 126:
    print("-100")
if op == "-" and a == 26 and b == 127:
    print("-101")
if op == "-" and a == 27 and b == 0:
    print("27")
if op == "-" and a == 27 and b == 1:
    print("26")
if op == "-" and a == 27 and b == 2:
    print("25")
if op == "-" and a == 27 and b == 3:
    print("24")
if op == "-" and a == 27 and b == 4:
    print("23")
if op == "-" and a == 27 and b == 5:
    print("22")
if op == "-" and a == 27 and b == 6:
    print("21")
if op == "-" and a == 27 and b == 7:
    print("20")
if op == "-" and a == 27 and b == 8:
    print("19")
if op == "-" and a == 27 and b == 9:
    print("18")
if op == "-" and a == 27 and b == 10:
    print("17")
if op == "-" and a == 27 and b == 11:
    print("16")
if op == "-" and a == 27 and b == 12:
    print("15")
if op == "-" and a == 27 and b == 13:
    print("14")
if op == "-" and a == 27 and b == 14:
    print("13")
if op == "-" and a == 27 and b == 15:
    print("12")
if op == "-" and a == 27 and b == 16:
    print("11")
if op == "-" and a == 27 and b == 17:
    print("10")
if op == "-" and a == 27 and b == 18:
    print("9")
if op == "-" and a == 27 and b == 19:
    print("8")
if op == "-" and a == 27 and b == 20:
    print("7")
if op == "-" and a == 27 and b == 21:
    print("6")
if op == "-" and a == 27 and b == 22:
    print("5")
if op == "-" and a == 27 and b == 23:
    print("4")
if op == "-" and a == 27 and b == 24:
    print("3")
if op == "-" and a == 27 and b == 25:
    print("2")
if op == "-" and a == 27 and b == 26:
    print("1")
if op == "-" and a == 27 and b == 27:
    print("0")
if op == "-" and a == 27 and b == 28:
    print("-1")
if op == "-" and a == 27 and b == 29:
    print("-2")
if op == "-" and a == 27 and b == 30:
    print("-3")
if op == "-" and a == 27 and b == 31:
    print("-4")
if op == "-" and a == 27 and b == 32:
    print("-5")
if op == "-" and a == 27 and b == 33:
    print("-6")
if op == "-" and a == 27 and b == 34:
    print("-7")
if op == "-" and a == 27 and b == 35:
    print("-8")
if op == "-" and a == 27 and b == 36:
    print("-9")
if op == "-" and a == 27 and b == 37:
    print("-10")
if op == "-" and a == 27 and b == 38:
    print("-11")
if op == "-" and a == 27 and b == 39:
    print("-12")
if op == "-" and a == 27 and b == 40:
    print("-13")
if op == "-" and a == 27 and b == 41:
    print("-14")
if op == "-" and a == 27 and b == 42:
    print("-15")
if op == "-" and a == 27 and b == 43:
    print("-16")
if op == "-" and a == 27 and b == 44:
    print("-17")
if op == "-" and a == 27 and b == 45:
    print("-18")
if op == "-" and a == 27 and b == 46:
    print("-19")
if op == "-" and a == 27 and b == 47:
    print("-20")
if op == "-" and a == 27 and b == 48:
    print("-21")
if op == "-" and a == 27 and b == 49:
    print("-22")
if op == "-" and a == 27 and b == 50:
    print("-23")
if op == "-" and a == 27 and b == 51:
    print("-24")
if op == "-" and a == 27 and b == 52:
    print("-25")
if op == "-" and a == 27 and b == 53:
    print("-26")
if op == "-" and a == 27 and b == 54:
    print("-27")
if op == "-" and a == 27 and b == 55:
    print("-28")
if op == "-" and a == 27 and b == 56:
    print("-29")
if op == "-" and a == 27 and b == 57:
    print("-30")
if op == "-" and a == 27 and b == 58:
    print("-31")
if op == "-" and a == 27 and b == 59:
    print("-32")
if op == "-" and a == 27 and b == 60:
    print("-33")
if op == "-" and a == 27 and b == 61:
    print("-34")
if op == "-" and a == 27 and b == 62:
    print("-35")
if op == "-" and a == 27 and b == 63:
    print("-36")
if op == "-" and a == 27 and b == 64:
    print("-37")
if op == "-" and a == 27 and b == 65:
    print("-38")
if op == "-" and a == 27 and b == 66:
    print("-39")
if op == "-" and a == 27 and b == 67:
    print("-40")
if op == "-" and a == 27 and b == 68:
    print("-41")
if op == "-" and a == 27 and b == 69:
    print("-42")
if op == "-" and a == 27 and b == 70:
    print("-43")
if op == "-" and a == 27 and b == 71:
    print("-44")
if op == "-" and a == 27 and b == 72:
    print("-45")
if op == "-" and a == 27 and b == 73:
    print("-46")
if op == "-" and a == 27 and b == 74:
    print("-47")
if op == "-" and a == 27 and b == 75:
    print("-48")
if op == "-" and a == 27 and b == 76:
    print("-49")
if op == "-" and a == 27 and b == 77:
    print("-50")
if op == "-" and a == 27 and b == 78:
    print("-51")
if op == "-" and a == 27 and b == 79:
    print("-52")
if op == "-" and a == 27 and b == 80:
    print("-53")
if op == "-" and a == 27 and b == 81:
    print("-54")
if op == "-" and a == 27 and b == 82:
    print("-55")
if op == "-" and a == 27 and b == 83:
    print("-56")
if op == "-" and a == 27 and b == 84:
    print("-57")
if op == "-" and a == 27 and b == 85:
    print("-58")
if op == "-" and a == 27 and b == 86:
    print("-59")
if op == "-" and a == 27 and b == 87:
    print("-60")
if op == "-" and a == 27 and b == 88:
    print("-61")
if op == "-" and a == 27 and b == 89:
    print("-62")
if op == "-" and a == 27 and b == 90:
    print("-63")
if op == "-" and a == 27 and b == 91:
    print("-64")
if op == "-" and a == 27 and b == 92:
    print("-65")
if op == "-" and a == 27 and b == 93:
    print("-66")
if op == "-" and a == 27 and b == 94:
    print("-67")
if op == "-" and a == 27 and b == 95:
    print("-68")
if op == "-" and a == 27 and b == 96:
    print("-69")
if op == "-" and a == 27 and b == 97:
    print("-70")
if op == "-" and a == 27 and b == 98:
    print("-71")
if op == "-" and a == 27 and b == 99:
    print("-72")
if op == "-" and a == 27 and b == 100:
    print("-73")
if op == "-" and a == 27 and b == 101:
    print("-74")
if op == "-" and a == 27 and b == 102:
    print("-75")
if op == "-" and a == 27 and b == 103:
    print("-76")
if op == "-" and a == 27 and b == 104:
    print("-77")
if op == "-" and a == 27 and b == 105:
    print("-78")
if op == "-" and a == 27 and b == 106:
    print("-79")
if op == "-" and a == 27 and b == 107:
    print("-80")
if op == "-" and a == 27 and b == 108:
    print("-81")
if op == "-" and a == 27 and b == 109:
    print("-82")
if op == "-" and a == 27 and b == 110:
    print("-83")
if op == "-" and a == 27 and b == 111:
    print("-84")
if op == "-" and a == 27 and b == 112:
    print("-85")
if op == "-" and a == 27 and b == 113:
    print("-86")
if op == "-" and a == 27 and b == 114:
    print("-87")
if op == "-" and a == 27 and b == 115:
    print("-88")
if op == "-" and a == 27 and b == 116:
    print("-89")
if op == "-" and a == 27 and b == 117:
    print("-90")
if op == "-" and a == 27 and b == 118:
    print("-91")
if op == "-" and a == 27 and b == 119:
    print("-92")
if op == "-" and a == 27 and b == 120:
    print("-93")
if op == "-" and a == 27 and b == 121:
    print("-94")
if op == "-" and a == 27 and b == 122:
    print("-95")
if op == "-" and a == 27 and b == 123:
    print("-96")
if op == "-" and a == 27 and b == 124:
    print("-97")
if op == "-" and a == 27 and b == 125:
    print("-98")
if op == "-" and a == 27 and b == 126:
    print("-99")
if op == "-" and a == 27 and b == 127:
    print("-100")
if op == "-" and a == 28 and b == 0:
    print("28")
if op == "-" and a == 28 and b == 1:
    print("27")
if op == "-" and a == 28 and b == 2:
    print("26")
if op == "-" and a == 28 and b == 3:
    print("25")
if op == "-" and a == 28 and b == 4:
    print("24")
if op == "-" and a == 28 and b == 5:
    print("23")
if op == "-" and a == 28 and b == 6:
    print("22")
if op == "-" and a == 28 and b == 7:
    print("21")
if op == "-" and a == 28 and b == 8:
    print("20")
if op == "-" and a == 28 and b == 9:
    print("19")
if op == "-" and a == 28 and b == 10:
    print("18")
if op == "-" and a == 28 and b == 11:
    print("17")
if op == "-" and a == 28 and b == 12:
    print("16")
if op == "-" and a == 28 and b == 13:
    print("15")
if op == "-" and a == 28 and b == 14:
    print("14")
if op == "-" and a == 28 and b == 15:
    print("13")
if op == "-" and a == 28 and b == 16:
    print("12")
if op == "-" and a == 28 and b == 17:
    print("11")
if op == "-" and a == 28 and b == 18:
    print("10")
if op == "-" and a == 28 and b == 19:
    print("9")
if op == "-" and a == 28 and b == 20:
    print("8")
if op == "-" and a == 28 and b == 21:
    print("7")
if op == "-" and a == 28 and b == 22:
    print("6")
if op == "-" and a == 28 and b == 23:
    print("5")
if op == "-" and a == 28 and b == 24:
    print("4")
if op == "-" and a == 28 and b == 25:
    print("3")
if op == "-" and a == 28 and b == 26:
    print("2")
if op == "-" and a == 28 and b == 27:
    print("1")
if op == "-" and a == 28 and b == 28:
    print("0")
if op == "-" and a == 28 and b == 29:
    print("-1")
if op == "-" and a == 28 and b == 30:
    print("-2")
if op == "-" and a == 28 and b == 31:
    print("-3")
if op == "-" and a == 28 and b == 32:
    print("-4")
if op == "-" and a == 28 and b == 33:
    print("-5")
if op == "-" and a == 28 and b == 34:
    print("-6")
if op == "-" and a == 28 and b == 35:
    print("-7")
if op == "-" and a == 28 and b == 36:
    print("-8")
if op == "-" and a == 28 and b == 37:
    print("-9")
if op == "-" and a == 28 and b == 38:
    print("-10")
if op == "-" and a == 28 and b == 39:
    print("-11")
if op == "-" and a == 28 and b == 40:
    print("-12")
if op == "-" and a == 28 and b == 41:
    print("-13")
if op == "-" and a == 28 and b == 42:
    print("-14")
if op == "-" and a == 28 and b == 43:
    print("-15")
if op == "-" and a == 28 and b == 44:
    print("-16")
if op == "-" and a == 28 and b == 45:
    print("-17")
if op == "-" and a == 28 and b == 46:
    print("-18")
if op == "-" and a == 28 and b == 47:
    print("-19")
if op == "-" and a == 28 and b == 48:
    print("-20")
if op == "-" and a == 28 and b == 49:
    print("-21")
if op == "-" and a == 28 and b == 50:
    print("-22")
if op == "-" and a == 28 and b == 51:
    print("-23")
if op == "-" and a == 28 and b == 52:
    print("-24")
if op == "-" and a == 28 and b == 53:
    print("-25")
if op == "-" and a == 28 and b == 54:
    print("-26")
if op == "-" and a == 28 and b == 55:
    print("-27")
if op == "-" and a == 28 and b == 56:
    print("-28")
if op == "-" and a == 28 and b == 57:
    print("-29")
if op == "-" and a == 28 and b == 58:
    print("-30")
if op == "-" and a == 28 and b == 59:
    print("-31")
if op == "-" and a == 28 and b == 60:
    print("-32")
if op == "-" and a == 28 and b == 61:
    print("-33")
if op == "-" and a == 28 and b == 62:
    print("-34")
if op == "-" and a == 28 and b == 63:
    print("-35")
if op == "-" and a == 28 and b == 64:
    print("-36")
if op == "-" and a == 28 and b == 65:
    print("-37")
if op == "-" and a == 28 and b == 66:
    print("-38")
if op == "-" and a == 28 and b == 67:
    print("-39")
if op == "-" and a == 28 and b == 68:
    print("-40")
if op == "-" and a == 28 and b == 69:
    print("-41")
if op == "-" and a == 28 and b == 70:
    print("-42")
if op == "-" and a == 28 and b == 71:
    print("-43")
if op == "-" and a == 28 and b == 72:
    print("-44")
if op == "-" and a == 28 and b == 73:
    print("-45")
if op == "-" and a == 28 and b == 74:
    print("-46")
if op == "-" and a == 28 and b == 75:
    print("-47")
if op == "-" and a == 28 and b == 76:
    print("-48")
if op == "-" and a == 28 and b == 77:
    print("-49")
if op == "-" and a == 28 and b == 78:
    print("-50")
if op == "-" and a == 28 and b == 79:
    print("-51")
if op == "-" and a == 28 and b == 80:
    print("-52")
if op == "-" and a == 28 and b == 81:
    print("-53")
if op == "-" and a == 28 and b == 82:
    print("-54")
if op == "-" and a == 28 and b == 83:
    print("-55")
if op == "-" and a == 28 and b == 84:
    print("-56")
if op == "-" and a == 28 and b == 85:
    print("-57")
if op == "-" and a == 28 and b == 86:
    print("-58")
if op == "-" and a == 28 and b == 87:
    print("-59")
if op == "-" and a == 28 and b == 88:
    print("-60")
if op == "-" and a == 28 and b == 89:
    print("-61")
if op == "-" and a == 28 and b == 90:
    print("-62")
if op == "-" and a == 28 and b == 91:
    print("-63")
if op == "-" and a == 28 and b == 92:
    print("-64")
if op == "-" and a == 28 and b == 93:
    print("-65")
if op == "-" and a == 28 and b == 94:
    print("-66")
if op == "-" and a == 28 and b == 95:
    print("-67")
if op == "-" and a == 28 and b == 96:
    print("-68")
if op == "-" and a == 28 and b == 97:
    print("-69")
if op == "-" and a == 28 and b == 98:
    print("-70")
if op == "-" and a == 28 and b == 99:
    print("-71")
if op == "-" and a == 28 and b == 100:
    print("-72")
if op == "-" and a == 28 and b == 101:
    print("-73")
if op == "-" and a == 28 and b == 102:
    print("-74")
if op == "-" and a == 28 and b == 103:
    print("-75")
if op == "-" and a == 28 and b == 104:
    print("-76")
if op == "-" and a == 28 and b == 105:
    print("-77")
if op == "-" and a == 28 and b == 106:
    print("-78")
if op == "-" and a == 28 and b == 107:
    print("-79")
if op == "-" and a == 28 and b == 108:
    print("-80")
if op == "-" and a == 28 and b == 109:
    print("-81")
if op == "-" and a == 28 and b == 110:
    print("-82")
if op == "-" and a == 28 and b == 111:
    print("-83")
if op == "-" and a == 28 and b == 112:
    print("-84")
if op == "-" and a == 28 and b == 113:
    print("-85")
if op == "-" and a == 28 and b == 114:
    print("-86")
if op == "-" and a == 28 and b == 115:
    print("-87")
if op == "-" and a == 28 and b == 116:
    print("-88")
if op == "-" and a == 28 and b == 117:
    print("-89")
if op == "-" and a == 28 and b == 118:
    print("-90")
if op == "-" and a == 28 and b == 119:
    print("-91")
if op == "-" and a == 28 and b == 120:
    print("-92")
if op == "-" and a == 28 and b == 121:
    print("-93")
if op == "-" and a == 28 and b == 122:
    print("-94")
if op == "-" and a == 28 and b == 123:
    print("-95")
if op == "-" and a == 28 and b == 124:
    print("-96")
if op == "-" and a == 28 and b == 125:
    print("-97")
if op == "-" and a == 28 and b == 126:
    print("-98")
if op == "-" and a == 28 and b == 127:
    print("-99")
if op == "-" and a == 29 and b == 0:
    print("29")
if op == "-" and a == 29 and b == 1:
    print("28")
if op == "-" and a == 29 and b == 2:
    print("27")
if op == "-" and a == 29 and b == 3:
    print("26")
if op == "-" and a == 29 and b == 4:
    print("25")
if op == "-" and a == 29 and b == 5:
    print("24")
if op == "-" and a == 29 and b == 6:
    print("23")
if op == "-" and a == 29 and b == 7:
    print("22")
if op == "-" and a == 29 and b == 8:
    print("21")
if op == "-" and a == 29 and b == 9:
    print("20")
if op == "-" and a == 29 and b == 10:
    print("19")
if op == "-" and a == 29 and b == 11:
    print("18")
if op == "-" and a == 29 and b == 12:
    print("17")
if op == "-" and a == 29 and b == 13:
    print("16")
if op == "-" and a == 29 and b == 14:
    print("15")
if op == "-" and a == 29 and b == 15:
    print("14")
if op == "-" and a == 29 and b == 16:
    print("13")
if op == "-" and a == 29 and b == 17:
    print("12")
if op == "-" and a == 29 and b == 18:
    print("11")
if op == "-" and a == 29 and b == 19:
    print("10")
if op == "-" and a == 29 and b == 20:
    print("9")
if op == "-" and a == 29 and b == 21:
    print("8")
if op == "-" and a == 29 and b == 22:
    print("7")
if op == "-" and a == 29 and b == 23:
    print("6")
if op == "-" and a == 29 and b == 24:
    print("5")
if op == "-" and a == 29 and b == 25:
    print("4")
if op == "-" and a == 29 and b == 26:
    print("3")
if op == "-" and a == 29 and b == 27:
    print("2")
if op == "-" and a == 29 and b == 28:
    print("1")
if op == "-" and a == 29 and b == 29:
    print("0")
if op == "-" and a == 29 and b == 30:
    print("-1")
if op == "-" and a == 29 and b == 31:
    print("-2")
if op == "-" and a == 29 and b == 32:
    print("-3")
if op == "-" and a == 29 and b == 33:
    print("-4")
if op == "-" and a == 29 and b == 34:
    print("-5")
if op == "-" and a == 29 and b == 35:
    print("-6")
if op == "-" and a == 29 and b == 36:
    print("-7")
if op == "-" and a == 29 and b == 37:
    print("-8")
if op == "-" and a == 29 and b == 38:
    print("-9")
if op == "-" and a == 29 and b == 39:
    print("-10")
if op == "-" and a == 29 and b == 40:
    print("-11")
if op == "-" and a == 29 and b == 41:
    print("-12")
if op == "-" and a == 29 and b == 42:
    print("-13")
if op == "-" and a == 29 and b == 43:
    print("-14")
if op == "-" and a == 29 and b == 44:
    print("-15")
if op == "-" and a == 29 and b == 45:
    print("-16")
if op == "-" and a == 29 and b == 46:
    print("-17")
if op == "-" and a == 29 and b == 47:
    print("-18")
if op == "-" and a == 29 and b == 48:
    print("-19")
if op == "-" and a == 29 and b == 49:
    print("-20")
if op == "-" and a == 29 and b == 50:
    print("-21")
if op == "-" and a == 29 and b == 51:
    print("-22")
if op == "-" and a == 29 and b == 52:
    print("-23")
if op == "-" and a == 29 and b == 53:
    print("-24")
if op == "-" and a == 29 and b == 54:
    print("-25")
if op == "-" and a == 29 and b == 55:
    print("-26")
if op == "-" and a == 29 and b == 56:
    print("-27")
if op == "-" and a == 29 and b == 57:
    print("-28")
if op == "-" and a == 29 and b == 58:
    print("-29")
if op == "-" and a == 29 and b == 59:
    print("-30")
if op == "-" and a == 29 and b == 60:
    print("-31")
if op == "-" and a == 29 and b == 61:
    print("-32")
if op == "-" and a == 29 and b == 62:
    print("-33")
if op == "-" and a == 29 and b == 63:
    print("-34")
if op == "-" and a == 29 and b == 64:
    print("-35")
if op == "-" and a == 29 and b == 65:
    print("-36")
if op == "-" and a == 29 and b == 66:
    print("-37")
if op == "-" and a == 29 and b == 67:
    print("-38")
if op == "-" and a == 29 and b == 68:
    print("-39")
if op == "-" and a == 29 and b == 69:
    print("-40")
if op == "-" and a == 29 and b == 70:
    print("-41")
if op == "-" and a == 29 and b == 71:
    print("-42")
if op == "-" and a == 29 and b == 72:
    print("-43")
if op == "-" and a == 29 and b == 73:
    print("-44")
if op == "-" and a == 29 and b == 74:
    print("-45")
if op == "-" and a == 29 and b == 75:
    print("-46")
if op == "-" and a == 29 and b == 76:
    print("-47")
if op == "-" and a == 29 and b == 77:
    print("-48")
if op == "-" and a == 29 and b == 78:
    print("-49")
if op == "-" and a == 29 and b == 79:
    print("-50")
if op == "-" and a == 29 and b == 80:
    print("-51")
if op == "-" and a == 29 and b == 81:
    print("-52")
if op == "-" and a == 29 and b == 82:
    print("-53")
if op == "-" and a == 29 and b == 83:
    print("-54")
if op == "-" and a == 29 and b == 84:
    print("-55")
if op == "-" and a == 29 and b == 85:
    print("-56")
if op == "-" and a == 29 and b == 86:
    print("-57")
if op == "-" and a == 29 and b == 87:
    print("-58")
if op == "-" and a == 29 and b == 88:
    print("-59")
if op == "-" and a == 29 and b == 89:
    print("-60")
if op == "-" and a == 29 and b == 90:
    print("-61")
if op == "-" and a == 29 and b == 91:
    print("-62")
if op == "-" and a == 29 and b == 92:
    print("-63")
if op == "-" and a == 29 and b == 93:
    print("-64")
if op == "-" and a == 29 and b == 94:
    print("-65")
if op == "-" and a == 29 and b == 95:
    print("-66")
if op == "-" and a == 29 and b == 96:
    print("-67")
if op == "-" and a == 29 and b == 97:
    print("-68")
if op == "-" and a == 29 and b == 98:
    print("-69")
if op == "-" and a == 29 and b == 99:
    print("-70")
if op == "-" and a == 29 and b == 100:
    print("-71")
if op == "-" and a == 29 and b == 101:
    print("-72")
if op == "-" and a == 29 and b == 102:
    print("-73")
if op == "-" and a == 29 and b == 103:
    print("-74")
if op == "-" and a == 29 and b == 104:
    print("-75")
if op == "-" and a == 29 and b == 105:
    print("-76")
if op == "-" and a == 29 and b == 106:
    print("-77")
if op == "-" and a == 29 and b == 107:
    print("-78")
if op == "-" and a == 29 and b == 108:
    print("-79")
if op == "-" and a == 29 and b == 109:
    print("-80")
if op == "-" and a == 29 and b == 110:
    print("-81")
if op == "-" and a == 29 and b == 111:
    print("-82")
if op == "-" and a == 29 and b == 112:
    print("-83")
if op == "-" and a == 29 and b == 113:
    print("-84")
if op == "-" and a == 29 and b == 114:
    print("-85")
if op == "-" and a == 29 and b == 115:
    print("-86")
if op == "-" and a == 29 and b == 116:
    print("-87")
if op == "-" and a == 29 and b == 117:
    print("-88")
if op == "-" and a == 29 and b == 118:
    print("-89")
if op == "-" and a == 29 and b == 119:
    print("-90")
if op == "-" and a == 29 and b == 120:
    print("-91")
if op == "-" and a == 29 and b == 121:
    print("-92")
if op == "-" and a == 29 and b == 122:
    print("-93")
if op == "-" and a == 29 and b == 123:
    print("-94")
if op == "-" and a == 29 and b == 124:
    print("-95")
if op == "-" and a == 29 and b == 125:
    print("-96")
if op == "-" and a == 29 and b == 126:
    print("-97")
if op == "-" and a == 29 and b == 127:
    print("-98")
if op == "-" and a == 30 and b == 0:
    print("30")
if op == "-" and a == 30 and b == 1:
    print("29")
if op == "-" and a == 30 and b == 2:
    print("28")
if op == "-" and a == 30 and b == 3:
    print("27")
if op == "-" and a == 30 and b == 4:
    print("26")
if op == "-" and a == 30 and b == 5:
    print("25")
if op == "-" and a == 30 and b == 6:
    print("24")
if op == "-" and a == 30 and b == 7:
    print("23")
if op == "-" and a == 30 and b == 8:
    print("22")
if op == "-" and a == 30 and b == 9:
    print("21")
if op == "-" and a == 30 and b == 10:
    print("20")
if op == "-" and a == 30 and b == 11:
    print("19")
if op == "-" and a == 30 and b == 12:
    print("18")
if op == "-" and a == 30 and b == 13:
    print("17")
if op == "-" and a == 30 and b == 14:
    print("16")
if op == "-" and a == 30 and b == 15:
    print("15")
if op == "-" and a == 30 and b == 16:
    print("14")
if op == "-" and a == 30 and b == 17:
    print("13")
if op == "-" and a == 30 and b == 18:
    print("12")
if op == "-" and a == 30 and b == 19:
    print("11")
if op == "-" and a == 30 and b == 20:
    print("10")
if op == "-" and a == 30 and b == 21:
    print("9")
if op == "-" and a == 30 and b == 22:
    print("8")
if op == "-" and a == 30 and b == 23:
    print("7")
if op == "-" and a == 30 and b == 24:
    print("6")
if op == "-" and a == 30 and b == 25:
    print("5")
if op == "-" and a == 30 and b == 26:
    print("4")
if op == "-" and a == 30 and b == 27:
    print("3")
if op == "-" and a == 30 and b == 28:
    print("2")
if op == "-" and a == 30 and b == 29:
    print("1")
if op == "-" and a == 30 and b == 30:
    print("0")
if op == "-" and a == 30 and b == 31:
    print("-1")
if op == "-" and a == 30 and b == 32:
    print("-2")
if op == "-" and a == 30 and b == 33:
    print("-3")
if op == "-" and a == 30 and b == 34:
    print("-4")
if op == "-" and a == 30 and b == 35:
    print("-5")
if op == "-" and a == 30 and b == 36:
    print("-6")
if op == "-" and a == 30 and b == 37:
    print("-7")
if op == "-" and a == 30 and b == 38:
    print("-8")
if op == "-" and a == 30 and b == 39:
    print("-9")
if op == "-" and a == 30 and b == 40:
    print("-10")
if op == "-" and a == 30 and b == 41:
    print("-11")
if op == "-" and a == 30 and b == 42:
    print("-12")
if op == "-" and a == 30 and b == 43:
    print("-13")
if op == "-" and a == 30 and b == 44:
    print("-14")
if op == "-" and a == 30 and b == 45:
    print("-15")
if op == "-" and a == 30 and b == 46:
    print("-16")
if op == "-" and a == 30 and b == 47:
    print("-17")
if op == "-" and a == 30 and b == 48:
    print("-18")
if op == "-" and a == 30 and b == 49:
    print("-19")
if op == "-" and a == 30 and b == 50:
    print("-20")
if op == "-" and a == 30 and b == 51:
    print("-21")
if op == "-" and a == 30 and b == 52:
    print("-22")
if op == "-" and a == 30 and b == 53:
    print("-23")
if op == "-" and a == 30 and b == 54:
    print("-24")
if op == "-" and a == 30 and b == 55:
    print("-25")
if op == "-" and a == 30 and b == 56:
    print("-26")
if op == "-" and a == 30 and b == 57:
    print("-27")
if op == "-" and a == 30 and b == 58:
    print("-28")
if op == "-" and a == 30 and b == 59:
    print("-29")
if op == "-" and a == 30 and b == 60:
    print("-30")
if op == "-" and a == 30 and b == 61:
    print("-31")
if op == "-" and a == 30 and b == 62:
    print("-32")
if op == "-" and a == 30 and b == 63:
    print("-33")
if op == "-" and a == 30 and b == 64:
    print("-34")
if op == "-" and a == 30 and b == 65:
    print("-35")
if op == "-" and a == 30 and b == 66:
    print("-36")
if op == "-" and a == 30 and b == 67:
    print("-37")
if op == "-" and a == 30 and b == 68:
    print("-38")
if op == "-" and a == 30 and b == 69:
    print("-39")
if op == "-" and a == 30 and b == 70:
    print("-40")
if op == "-" and a == 30 and b == 71:
    print("-41")
if op == "-" and a == 30 and b == 72:
    print("-42")
if op == "-" and a == 30 and b == 73:
    print("-43")
if op == "-" and a == 30 and b == 74:
    print("-44")
if op == "-" and a == 30 and b == 75:
    print("-45")
if op == "-" and a == 30 and b == 76:
    print("-46")
if op == "-" and a == 30 and b == 77:
    print("-47")
if op == "-" and a == 30 and b == 78:
    print("-48")
if op == "-" and a == 30 and b == 79:
    print("-49")
if op == "-" and a == 30 and b == 80:
    print("-50")
if op == "-" and a == 30 and b == 81:
    print("-51")
if op == "-" and a == 30 and b == 82:
    print("-52")
if op == "-" and a == 30 and b == 83:
    print("-53")
if op == "-" and a == 30 and b == 84:
    print("-54")
if op == "-" and a == 30 and b == 85:
    print("-55")
if op == "-" and a == 30 and b == 86:
    print("-56")
if op == "-" and a == 30 and b == 87:
    print("-57")
if op == "-" and a == 30 and b == 88:
    print("-58")
if op == "-" and a == 30 and b == 89:
    print("-59")
if op == "-" and a == 30 and b == 90:
    print("-60")
if op == "-" and a == 30 and b == 91:
    print("-61")
if op == "-" and a == 30 and b == 92:
    print("-62")
if op == "-" and a == 30 and b == 93:
    print("-63")
if op == "-" and a == 30 and b == 94:
    print("-64")
if op == "-" and a == 30 and b == 95:
    print("-65")
if op == "-" and a == 30 and b == 96:
    print("-66")
if op == "-" and a == 30 and b == 97:
    print("-67")
if op == "-" and a == 30 and b == 98:
    print("-68")
if op == "-" and a == 30 and b == 99:
    print("-69")
if op == "-" and a == 30 and b == 100:
    print("-70")
if op == "-" and a == 30 and b == 101:
    print("-71")
if op == "-" and a == 30 and b == 102:
    print("-72")
if op == "-" and a == 30 and b == 103:
    print("-73")
if op == "-" and a == 30 and b == 104:
    print("-74")
if op == "-" and a == 30 and b == 105:
    print("-75")
if op == "-" and a == 30 and b == 106:
    print("-76")
if op == "-" and a == 30 and b == 107:
    print("-77")
if op == "-" and a == 30 and b == 108:
    print("-78")
if op == "-" and a == 30 and b == 109:
    print("-79")
if op == "-" and a == 30 and b == 110:
    print("-80")
if op == "-" and a == 30 and b == 111:
    print("-81")
if op == "-" and a == 30 and b == 112:
    print("-82")
if op == "-" and a == 30 and b == 113:
    print("-83")
if op == "-" and a == 30 and b == 114:
    print("-84")
if op == "-" and a == 30 and b == 115:
    print("-85")
if op == "-" and a == 30 and b == 116:
    print("-86")
if op == "-" and a == 30 and b == 117:
    print("-87")
if op == "-" and a == 30 and b == 118:
    print("-88")
if op == "-" and a == 30 and b == 119:
    print("-89")
if op == "-" and a == 30 and b == 120:
    print("-90")
if op == "-" and a == 30 and b == 121:
    print("-91")
if op == "-" and a == 30 and b == 122:
    print("-92")
if op == "-" and a == 30 and b == 123:
    print("-93")
if op == "-" and a == 30 and b == 124:
    print("-94")
if op == "-" and a == 30 and b == 125:
    print("-95")
if op == "-" and a == 30 and b == 126:
    print("-96")
if op == "-" and a == 30 and b == 127:
    print("-97")
if op == "-" and a == 31 and b == 0:
    print("31")
if op == "-" and a == 31 and b == 1:
    print("30")
if op == "-" and a == 31 and b == 2:
    print("29")
if op == "-" and a == 31 and b == 3:
    print("28")
if op == "-" and a == 31 and b == 4:
    print("27")
if op == "-" and a == 31 and b == 5:
    print("26")
if op == "-" and a == 31 and b == 6:
    print("25")
if op == "-" and a == 31 and b == 7:
    print("24")
if op == "-" and a == 31 and b == 8:
    print("23")
if op == "-" and a == 31 and b == 9:
    print("22")
if op == "-" and a == 31 and b == 10:
    print("21")
if op == "-" and a == 31 and b == 11:
    print("20")
if op == "-" and a == 31 and b == 12:
    print("19")
if op == "-" and a == 31 and b == 13:
    print("18")
if op == "-" and a == 31 and b == 14:
    print("17")
if op == "-" and a == 31 and b == 15:
    print("16")
if op == "-" and a == 31 and b == 16:
    print("15")
if op == "-" and a == 31 and b == 17:
    print("14")
if op == "-" and a == 31 and b == 18:
    print("13")
if op == "-" and a == 31 and b == 19:
    print("12")
if op == "-" and a == 31 and b == 20:
    print("11")
if op == "-" and a == 31 and b == 21:
    print("10")
if op == "-" and a == 31 and b == 22:
    print("9")
if op == "-" and a == 31 and b == 23:
    print("8")
if op == "-" and a == 31 and b == 24:
    print("7")
if op == "-" and a == 31 and b == 25:
    print("6")
if op == "-" and a == 31 and b == 26:
    print("5")
if op == "-" and a == 31 and b == 27:
    print("4")
if op == "-" and a == 31 and b == 28:
    print("3")
if op == "-" and a == 31 and b == 29:
    print("2")
if op == "-" and a == 31 and b == 30:
    print("1")
if op == "-" and a == 31 and b == 31:
    print("0")
if op == "-" and a == 31 and b == 32:
    print("-1")
if op == "-" and a == 31 and b == 33:
    print("-2")
if op == "-" and a == 31 and b == 34:
    print("-3")
if op == "-" and a == 31 and b == 35:
    print("-4")
if op == "-" and a == 31 and b == 36:
    print("-5")
if op == "-" and a == 31 and b == 37:
    print("-6")
if op == "-" and a == 31 and b == 38:
    print("-7")
if op == "-" and a == 31 and b == 39:
    print("-8")
if op == "-" and a == 31 and b == 40:
    print("-9")
if op == "-" and a == 31 and b == 41:
    print("-10")
if op == "-" and a == 31 and b == 42:
    print("-11")
if op == "-" and a == 31 and b == 43:
    print("-12")
if op == "-" and a == 31 and b == 44:
    print("-13")
if op == "-" and a == 31 and b == 45:
    print("-14")
if op == "-" and a == 31 and b == 46:
    print("-15")
if op == "-" and a == 31 and b == 47:
    print("-16")
if op == "-" and a == 31 and b == 48:
    print("-17")
if op == "-" and a == 31 and b == 49:
    print("-18")
if op == "-" and a == 31 and b == 50:
    print("-19")
if op == "-" and a == 31 and b == 51:
    print("-20")
if op == "-" and a == 31 and b == 52:
    print("-21")
if op == "-" and a == 31 and b == 53:
    print("-22")
if op == "-" and a == 31 and b == 54:
    print("-23")
if op == "-" and a == 31 and b == 55:
    print("-24")
if op == "-" and a == 31 and b == 56:
    print("-25")
if op == "-" and a == 31 and b == 57:
    print("-26")
if op == "-" and a == 31 and b == 58:
    print("-27")
if op == "-" and a == 31 and b == 59:
    print("-28")
if op == "-" and a == 31 and b == 60:
    print("-29")
if op == "-" and a == 31 and b == 61:
    print("-30")
if op == "-" and a == 31 and b == 62:
    print("-31")
if op == "-" and a == 31 and b == 63:
    print("-32")
if op == "-" and a == 31 and b == 64:
    print("-33")
if op == "-" and a == 31 and b == 65:
    print("-34")
if op == "-" and a == 31 and b == 66:
    print("-35")
if op == "-" and a == 31 and b == 67:
    print("-36")
if op == "-" and a == 31 and b == 68:
    print("-37")
if op == "-" and a == 31 and b == 69:
    print("-38")
if op == "-" and a == 31 and b == 70:
    print("-39")
if op == "-" and a == 31 and b == 71:
    print("-40")
if op == "-" and a == 31 and b == 72:
    print("-41")
if op == "-" and a == 31 and b == 73:
    print("-42")
if op == "-" and a == 31 and b == 74:
    print("-43")
if op == "-" and a == 31 and b == 75:
    print("-44")
if op == "-" and a == 31 and b == 76:
    print("-45")
if op == "-" and a == 31 and b == 77:
    print("-46")
if op == "-" and a == 31 and b == 78:
    print("-47")
if op == "-" and a == 31 and b == 79:
    print("-48")
if op == "-" and a == 31 and b == 80:
    print("-49")
if op == "-" and a == 31 and b == 81:
    print("-50")
if op == "-" and a == 31 and b == 82:
    print("-51")
if op == "-" and a == 31 and b == 83:
    print("-52")
if op == "-" and a == 31 and b == 84:
    print("-53")
if op == "-" and a == 31 and b == 85:
    print("-54")
if op == "-" and a == 31 and b == 86:
    print("-55")
if op == "-" and a == 31 and b == 87:
    print("-56")
if op == "-" and a == 31 and b == 88:
    print("-57")
if op == "-" and a == 31 and b == 89:
    print("-58")
if op == "-" and a == 31 and b == 90:
    print("-59")
if op == "-" and a == 31 and b == 91:
    print("-60")
if op == "-" and a == 31 and b == 92:
    print("-61")
if op == "-" and a == 31 and b == 93:
    print("-62")
if op == "-" and a == 31 and b == 94:
    print("-63")
if op == "-" and a == 31 and b == 95:
    print("-64")
if op == "-" and a == 31 and b == 96:
    print("-65")
if op == "-" and a == 31 and b == 97:
    print("-66")
if op == "-" and a == 31 and b == 98:
    print("-67")
if op == "-" and a == 31 and b == 99:
    print("-68")
if op == "-" and a == 31 and b == 100:
    print("-69")
if op == "-" and a == 31 and b == 101:
    print("-70")
if op == "-" and a == 31 and b == 102:
    print("-71")
if op == "-" and a == 31 and b == 103:
    print("-72")
if op == "-" and a == 31 and b == 104:
    print("-73")
if op == "-" and a == 31 and b == 105:
    print("-74")
if op == "-" and a == 31 and b == 106:
    print("-75")
if op == "-" and a == 31 and b == 107:
    print("-76")
if op == "-" and a == 31 and b == 108:
    print("-77")
if op == "-" and a == 31 and b == 109:
    print("-78")
if op == "-" and a == 31 and b == 110:
    print("-79")
if op == "-" and a == 31 and b == 111:
    print("-80")
if op == "-" and a == 31 and b == 112:
    print("-81")
if op == "-" and a == 31 and b == 113:
    print("-82")
if op == "-" and a == 31 and b == 114:
    print("-83")
if op == "-" and a == 31 and b == 115:
    print("-84")
if op == "-" and a == 31 and b == 116:
    print("-85")
if op == "-" and a == 31 and b == 117:
    print("-86")
if op == "-" and a == 31 and b == 118:
    print("-87")
if op == "-" and a == 31 and b == 119:
    print("-88")
if op == "-" and a == 31 and b == 120:
    print("-89")
if op == "-" and a == 31 and b == 121:
    print("-90")
if op == "-" and a == 31 and b == 122:
    print("-91")
if op == "-" and a == 31 and b == 123:
    print("-92")
if op == "-" and a == 31 and b == 124:
    print("-93")
if op == "-" and a == 31 and b == 125:
    print("-94")
if op == "-" and a == 31 and b == 126:
    print("-95")
if op == "-" and a == 31 and b == 127:
    print("-96")
if op == "-" and a == 32 and b == 0:
    print("32")
if op == "-" and a == 32 and b == 1:
    print("31")
if op == "-" and a == 32 and b == 2:
    print("30")
if op == "-" and a == 32 and b == 3:
    print("29")
if op == "-" and a == 32 and b == 4:
    print("28")
if op == "-" and a == 32 and b == 5:
    print("27")
if op == "-" and a == 32 and b == 6:
    print("26")
if op == "-" and a == 32 and b == 7:
    print("25")
if op == "-" and a == 32 and b == 8:
    print("24")
if op == "-" and a == 32 and b == 9:
    print("23")
if op == "-" and a == 32 and b == 10:
    print("22")
if op == "-" and a == 32 and b == 11:
    print("21")
if op == "-" and a == 32 and b == 12:
    print("20")
if op == "-" and a == 32 and b == 13:
    print("19")
if op == "-" and a == 32 and b == 14:
    print("18")
if op == "-" and a == 32 and b == 15:
    print("17")
if op == "-" and a == 32 and b == 16:
    print("16")
if op == "-" and a == 32 and b == 17:
    print("15")
if op == "-" and a == 32 and b == 18:
    print("14")
if op == "-" and a == 32 and b == 19:
    print("13")
if op == "-" and a == 32 and b == 20:
    print("12")
if op == "-" and a == 32 and b == 21:
    print("11")
if op == "-" and a == 32 and b == 22:
    print("10")
if op == "-" and a == 32 and b == 23:
    print("9")
if op == "-" and a == 32 and b == 24:
    print("8")
if op == "-" and a == 32 and b == 25:
    print("7")
if op == "-" and a == 32 and b == 26:
    print("6")
if op == "-" and a == 32 and b == 27:
    print("5")
if op == "-" and a == 32 and b == 28:
    print("4")
if op == "-" and a == 32 and b == 29:
    print("3")
if op == "-" and a == 32 and b == 30:
    print("2")
if op == "-" and a == 32 and b == 31:
    print("1")
if op == "-" and a == 32 and b == 32:
    print("0")
if op == "-" and a == 32 and b == 33:
    print("-1")
if op == "-" and a == 32 and b == 34:
    print("-2")
if op == "-" and a == 32 and b == 35:
    print("-3")
if op == "-" and a == 32 and b == 36:
    print("-4")
if op == "-" and a == 32 and b == 37:
    print("-5")
if op == "-" and a == 32 and b == 38:
    print("-6")
if op == "-" and a == 32 and b == 39:
    print("-7")
if op == "-" and a == 32 and b == 40:
    print("-8")
if op == "-" and a == 32 and b == 41:
    print("-9")
if op == "-" and a == 32 and b == 42:
    print("-10")
if op == "-" and a == 32 and b == 43:
    print("-11")
if op == "-" and a == 32 and b == 44:
    print("-12")
if op == "-" and a == 32 and b == 45:
    print("-13")
if op == "-" and a == 32 and b == 46:
    print("-14")
if op == "-" and a == 32 and b == 47:
    print("-15")
if op == "-" and a == 32 and b == 48:
    print("-16")
if op == "-" and a == 32 and b == 49:
    print("-17")
if op == "-" and a == 32 and b == 50:
    print("-18")
if op == "-" and a == 32 and b == 51:
    print("-19")
if op == "-" and a == 32 and b == 52:
    print("-20")
if op == "-" and a == 32 and b == 53:
    print("-21")
if op == "-" and a == 32 and b == 54:
    print("-22")
if op == "-" and a == 32 and b == 55:
    print("-23")
if op == "-" and a == 32 and b == 56:
    print("-24")
if op == "-" and a == 32 and b == 57:
    print("-25")
if op == "-" and a == 32 and b == 58:
    print("-26")
if op == "-" and a == 32 and b == 59:
    print("-27")
if op == "-" and a == 32 and b == 60:
    print("-28")
if op == "-" and a == 32 and b == 61:
    print("-29")
if op == "-" and a == 32 and b == 62:
    print("-30")
if op == "-" and a == 32 and b == 63:
    print("-31")
if op == "-" and a == 32 and b == 64:
    print("-32")
if op == "-" and a == 32 and b == 65:
    print("-33")
if op == "-" and a == 32 and b == 66:
    print("-34")
if op == "-" and a == 32 and b == 67:
    print("-35")
if op == "-" and a == 32 and b == 68:
    print("-36")
if op == "-" and a == 32 and b == 69:
    print("-37")
if op == "-" and a == 32 and b == 70:
    print("-38")
if op == "-" and a == 32 and b == 71:
    print("-39")
if op == "-" and a == 32 and b == 72:
    print("-40")
if op == "-" and a == 32 and b == 73:
    print("-41")
if op == "-" and a == 32 and b == 74:
    print("-42")
if op == "-" and a == 32 and b == 75:
    print("-43")
if op == "-" and a == 32 and b == 76:
    print("-44")
if op == "-" and a == 32 and b == 77:
    print("-45")
if op == "-" and a == 32 and b == 78:
    print("-46")
if op == "-" and a == 32 and b == 79:
    print("-47")
if op == "-" and a == 32 and b == 80:
    print("-48")
if op == "-" and a == 32 and b == 81:
    print("-49")
if op == "-" and a == 32 and b == 82:
    print("-50")
if op == "-" and a == 32 and b == 83:
    print("-51")
if op == "-" and a == 32 and b == 84:
    print("-52")
if op == "-" and a == 32 and b == 85:
    print("-53")
if op == "-" and a == 32 and b == 86:
    print("-54")
if op == "-" and a == 32 and b == 87:
    print("-55")
if op == "-" and a == 32 and b == 88:
    print("-56")
if op == "-" and a == 32 and b == 89:
    print("-57")
if op == "-" and a == 32 and b == 90:
    print("-58")
if op == "-" and a == 32 and b == 91:
    print("-59")
if op == "-" and a == 32 and b == 92:
    print("-60")
if op == "-" and a == 32 and b == 93:
    print("-61")
if op == "-" and a == 32 and b == 94:
    print("-62")
if op == "-" and a == 32 and b == 95:
    print("-63")
if op == "-" and a == 32 and b == 96:
    print("-64")
if op == "-" and a == 32 and b == 97:
    print("-65")
if op == "-" and a == 32 and b == 98:
    print("-66")
if op == "-" and a == 32 and b == 99:
    print("-67")
if op == "-" and a == 32 and b == 100:
    print("-68")
if op == "-" and a == 32 and b == 101:
    print("-69")
if op == "-" and a == 32 and b == 102:
    print("-70")
if op == "-" and a == 32 and b == 103:
    print("-71")
if op == "-" and a == 32 and b == 104:
    print("-72")
if op == "-" and a == 32 and b == 105:
    print("-73")
if op == "-" and a == 32 and b == 106:
    print("-74")
if op == "-" and a == 32 and b == 107:
    print("-75")
if op == "-" and a == 32 and b == 108:
    print("-76")
if op == "-" and a == 32 and b == 109:
    print("-77")
if op == "-" and a == 32 and b == 110:
    print("-78")
if op == "-" and a == 32 and b == 111:
    print("-79")
if op == "-" and a == 32 and b == 112:
    print("-80")
if op == "-" and a == 32 and b == 113:
    print("-81")
if op == "-" and a == 32 and b == 114:
    print("-82")
if op == "-" and a == 32 and b == 115:
    print("-83")
if op == "-" and a == 32 and b == 116:
    print("-84")
if op == "-" and a == 32 and b == 117:
    print("-85")
if op == "-" and a == 32 and b == 118:
    print("-86")
if op == "-" and a == 32 and b == 119:
    print("-87")
if op == "-" and a == 32 and b == 120:
    print("-88")
if op == "-" and a == 32 and b == 121:
    print("-89")
if op == "-" and a == 32 and b == 122:
    print("-90")
if op == "-" and a == 32 and b == 123:
    print("-91")
if op == "-" and a == 32 and b == 124:
    print("-92")
if op == "-" and a == 32 and b == 125:
    print("-93")
if op == "-" and a == 32 and b == 126:
    print("-94")
if op == "-" and a == 32 and b == 127:
    print("-95")
if op == "-" and a == 33 and b == 0:
    print("33")
if op == "-" and a == 33 and b == 1:
    print("32")
if op == "-" and a == 33 and b == 2:
    print("31")
if op == "-" and a == 33 and b == 3:
    print("30")
if op == "-" and a == 33 and b == 4:
    print("29")
if op == "-" and a == 33 and b == 5:
    print("28")
if op == "-" and a == 33 and b == 6:
    print("27")
if op == "-" and a == 33 and b == 7:
    print("26")
if op == "-" and a == 33 and b == 8:
    print("25")
if op == "-" and a == 33 and b == 9:
    print("24")
if op == "-" and a == 33 and b == 10:
    print("23")
if op == "-" and a == 33 and b == 11:
    print("22")
if op == "-" and a == 33 and b == 12:
    print("21")
if op == "-" and a == 33 and b == 13:
    print("20")
if op == "-" and a == 33 and b == 14:
    print("19")
if op == "-" and a == 33 and b == 15:
    print("18")
if op == "-" and a == 33 and b == 16:
    print("17")
if op == "-" and a == 33 and b == 17:
    print("16")
if op == "-" and a == 33 and b == 18:
    print("15")
if op == "-" and a == 33 and b == 19:
    print("14")
if op == "-" and a == 33 and b == 20:
    print("13")
if op == "-" and a == 33 and b == 21:
    print("12")
if op == "-" and a == 33 and b == 22:
    print("11")
if op == "-" and a == 33 and b == 23:
    print("10")
if op == "-" and a == 33 and b == 24:
    print("9")
if op == "-" and a == 33 and b == 25:
    print("8")
if op == "-" and a == 33 and b == 26:
    print("7")
if op == "-" and a == 33 and b == 27:
    print("6")
if op == "-" and a == 33 and b == 28:
    print("5")
if op == "-" and a == 33 and b == 29:
    print("4")
if op == "-" and a == 33 and b == 30:
    print("3")
if op == "-" and a == 33 and b == 31:
    print("2")
if op == "-" and a == 33 and b == 32:
    print("1")
if op == "-" and a == 33 and b == 33:
    print("0")
if op == "-" and a == 33 and b == 34:
    print("-1")
if op == "-" and a == 33 and b == 35:
    print("-2")
if op == "-" and a == 33 and b == 36:
    print("-3")
if op == "-" and a == 33 and b == 37:
    print("-4")
if op == "-" and a == 33 and b == 38:
    print("-5")
if op == "-" and a == 33 and b == 39:
    print("-6")
if op == "-" and a == 33 and b == 40:
    print("-7")
if op == "-" and a == 33 and b == 41:
    print("-8")
if op == "-" and a == 33 and b == 42:
    print("-9")
if op == "-" and a == 33 and b == 43:
    print("-10")
if op == "-" and a == 33 and b == 44:
    print("-11")
if op == "-" and a == 33 and b == 45:
    print("-12")
if op == "-" and a == 33 and b == 46:
    print("-13")
if op == "-" and a == 33 and b == 47:
    print("-14")
if op == "-" and a == 33 and b == 48:
    print("-15")
if op == "-" and a == 33 and b == 49:
    print("-16")
if op == "-" and a == 33 and b == 50:
    print("-17")
if op == "-" and a == 33 and b == 51:
    print("-18")
if op == "-" and a == 33 and b == 52:
    print("-19")
if op == "-" and a == 33 and b == 53:
    print("-20")
if op == "-" and a == 33 and b == 54:
    print("-21")
if op == "-" and a == 33 and b == 55:
    print("-22")
if op == "-" and a == 33 and b == 56:
    print("-23")
if op == "-" and a == 33 and b == 57:
    print("-24")
if op == "-" and a == 33 and b == 58:
    print("-25")
if op == "-" and a == 33 and b == 59:
    print("-26")
if op == "-" and a == 33 and b == 60:
    print("-27")
if op == "-" and a == 33 and b == 61:
    print("-28")
if op == "-" and a == 33 and b == 62:
    print("-29")
if op == "-" and a == 33 and b == 63:
    print("-30")
if op == "-" and a == 33 and b == 64:
    print("-31")
if op == "-" and a == 33 and b == 65:
    print("-32")
if op == "-" and a == 33 and b == 66:
    print("-33")
if op == "-" and a == 33 and b == 67:
    print("-34")
if op == "-" and a == 33 and b == 68:
    print("-35")
if op == "-" and a == 33 and b == 69:
    print("-36")
if op == "-" and a == 33 and b == 70:
    print("-37")
if op == "-" and a == 33 and b == 71:
    print("-38")
if op == "-" and a == 33 and b == 72:
    print("-39")
if op == "-" and a == 33 and b == 73:
    print("-40")
if op == "-" and a == 33 and b == 74:
    print("-41")
if op == "-" and a == 33 and b == 75:
    print("-42")
if op == "-" and a == 33 and b == 76:
    print("-43")
if op == "-" and a == 33 and b == 77:
    print("-44")
if op == "-" and a == 33 and b == 78:
    print("-45")
if op == "-" and a == 33 and b == 79:
    print("-46")
if op == "-" and a == 33 and b == 80:
    print("-47")
if op == "-" and a == 33 and b == 81:
    print("-48")
if op == "-" and a == 33 and b == 82:
    print("-49")
if op == "-" and a == 33 and b == 83:
    print("-50")
if op == "-" and a == 33 and b == 84:
    print("-51")
if op == "-" and a == 33 and b == 85:
    print("-52")
if op == "-" and a == 33 and b == 86:
    print("-53")
if op == "-" and a == 33 and b == 87:
    print("-54")
if op == "-" and a == 33 and b == 88:
    print("-55")
if op == "-" and a == 33 and b == 89:
    print("-56")
if op == "-" and a == 33 and b == 90:
    print("-57")
if op == "-" and a == 33 and b == 91:
    print("-58")
if op == "-" and a == 33 and b == 92:
    print("-59")
if op == "-" and a == 33 and b == 93:
    print("-60")
if op == "-" and a == 33 and b == 94:
    print("-61")
if op == "-" and a == 33 and b == 95:
    print("-62")
if op == "-" and a == 33 and b == 96:
    print("-63")
if op == "-" and a == 33 and b == 97:
    print("-64")
if op == "-" and a == 33 and b == 98:
    print("-65")
if op == "-" and a == 33 and b == 99:
    print("-66")
if op == "-" and a == 33 and b == 100:
    print("-67")
if op == "-" and a == 33 and b == 101:
    print("-68")
if op == "-" and a == 33 and b == 102:
    print("-69")
if op == "-" and a == 33 and b == 103:
    print("-70")
if op == "-" and a == 33 and b == 104:
    print("-71")
if op == "-" and a == 33 and b == 105:
    print("-72")
if op == "-" and a == 33 and b == 106:
    print("-73")
if op == "-" and a == 33 and b == 107:
    print("-74")
if op == "-" and a == 33 and b == 108:
    print("-75")
if op == "-" and a == 33 and b == 109:
    print("-76")
if op == "-" and a == 33 and b == 110:
    print("-77")
if op == "-" and a == 33 and b == 111:
    print("-78")
if op == "-" and a == 33 and b == 112:
    print("-79")
if op == "-" and a == 33 and b == 113:
    print("-80")
if op == "-" and a == 33 and b == 114:
    print("-81")
if op == "-" and a == 33 and b == 115:
    print("-82")
if op == "-" and a == 33 and b == 116:
    print("-83")
if op == "-" and a == 33 and b == 117:
    print("-84")
if op == "-" and a == 33 and b == 118:
    print("-85")
if op == "-" and a == 33 and b == 119:
    print("-86")
if op == "-" and a == 33 and b == 120:
    print("-87")
if op == "-" and a == 33 and b == 121:
    print("-88")
if op == "-" and a == 33 and b == 122:
    print("-89")
if op == "-" and a == 33 and b == 123:
    print("-90")
if op == "-" and a == 33 and b == 124:
    print("-91")
if op == "-" and a == 33 and b == 125:
    print("-92")
if op == "-" and a == 33 and b == 126:
    print("-93")
if op == "-" and a == 33 and b == 127:
    print("-94")
if op == "-" and a == 34 and b == 0:
    print("34")
if op == "-" and a == 34 and b == 1:
    print("33")
if op == "-" and a == 34 and b == 2:
    print("32")
if op == "-" and a == 34 and b == 3:
    print("31")
if op == "-" and a == 34 and b == 4:
    print("30")
if op == "-" and a == 34 and b == 5:
    print("29")
if op == "-" and a == 34 and b == 6:
    print("28")
if op == "-" and a == 34 and b == 7:
    print("27")
if op == "-" and a == 34 and b == 8:
    print("26")
if op == "-" and a == 34 and b == 9:
    print("25")
if op == "-" and a == 34 and b == 10:
    print("24")
if op == "-" and a == 34 and b == 11:
    print("23")
if op == "-" and a == 34 and b == 12:
    print("22")
if op == "-" and a == 34 and b == 13:
    print("21")
if op == "-" and a == 34 and b == 14:
    print("20")
if op == "-" and a == 34 and b == 15:
    print("19")
if op == "-" and a == 34 and b == 16:
    print("18")
if op == "-" and a == 34 and b == 17:
    print("17")
if op == "-" and a == 34 and b == 18:
    print("16")
if op == "-" and a == 34 and b == 19:
    print("15")
if op == "-" and a == 34 and b == 20:
    print("14")
if op == "-" and a == 34 and b == 21:
    print("13")
if op == "-" and a == 34 and b == 22:
    print("12")
if op == "-" and a == 34 and b == 23:
    print("11")
if op == "-" and a == 34 and b == 24:
    print("10")
if op == "-" and a == 34 and b == 25:
    print("9")
if op == "-" and a == 34 and b == 26:
    print("8")
if op == "-" and a == 34 and b == 27:
    print("7")
if op == "-" and a == 34 and b == 28:
    print("6")
if op == "-" and a == 34 and b == 29:
    print("5")
if op == "-" and a == 34 and b == 30:
    print("4")
if op == "-" and a == 34 and b == 31:
    print("3")
if op == "-" and a == 34 and b == 32:
    print("2")
if op == "-" and a == 34 and b == 33:
    print("1")
if op == "-" and a == 34 and b == 34:
    print("0")
if op == "-" and a == 34 and b == 35:
    print("-1")
if op == "-" and a == 34 and b == 36:
    print("-2")
if op == "-" and a == 34 and b == 37:
    print("-3")
if op == "-" and a == 34 and b == 38:
    print("-4")
if op == "-" and a == 34 and b == 39:
    print("-5")
if op == "-" and a == 34 and b == 40:
    print("-6")
if op == "-" and a == 34 and b == 41:
    print("-7")
if op == "-" and a == 34 and b == 42:
    print("-8")
if op == "-" and a == 34 and b == 43:
    print("-9")
if op == "-" and a == 34 and b == 44:
    print("-10")
if op == "-" and a == 34 and b == 45:
    print("-11")
if op == "-" and a == 34 and b == 46:
    print("-12")
if op == "-" and a == 34 and b == 47:
    print("-13")
if op == "-" and a == 34 and b == 48:
    print("-14")
if op == "-" and a == 34 and b == 49:
    print("-15")
if op == "-" and a == 34 and b == 50:
    print("-16")
if op == "-" and a == 34 and b == 51:
    print("-17")
if op == "-" and a == 34 and b == 52:
    print("-18")
if op == "-" and a == 34 and b == 53:
    print("-19")
if op == "-" and a == 34 and b == 54:
    print("-20")
if op == "-" and a == 34 and b == 55:
    print("-21")
if op == "-" and a == 34 and b == 56:
    print("-22")
if op == "-" and a == 34 and b == 57:
    print("-23")
if op == "-" and a == 34 and b == 58:
    print("-24")
if op == "-" and a == 34 and b == 59:
    print("-25")
if op == "-" and a == 34 and b == 60:
    print("-26")
if op == "-" and a == 34 and b == 61:
    print("-27")
if op == "-" and a == 34 and b == 62:
    print("-28")
if op == "-" and a == 34 and b == 63:
    print("-29")
if op == "-" and a == 34 and b == 64:
    print("-30")
if op == "-" and a == 34 and b == 65:
    print("-31")
if op == "-" and a == 34 and b == 66:
    print("-32")
if op == "-" and a == 34 and b == 67:
    print("-33")
if op == "-" and a == 34 and b == 68:
    print("-34")
if op == "-" and a == 34 and b == 69:
    print("-35")
if op == "-" and a == 34 and b == 70:
    print("-36")
if op == "-" and a == 34 and b == 71:
    print("-37")
if op == "-" and a == 34 and b == 72:
    print("-38")
if op == "-" and a == 34 and b == 73:
    print("-39")
if op == "-" and a == 34 and b == 74:
    print("-40")
if op == "-" and a == 34 and b == 75:
    print("-41")
if op == "-" and a == 34 and b == 76:
    print("-42")
if op == "-" and a == 34 and b == 77:
    print("-43")
if op == "-" and a == 34 and b == 78:
    print("-44")
if op == "-" and a == 34 and b == 79:
    print("-45")
if op == "-" and a == 34 and b == 80:
    print("-46")
if op == "-" and a == 34 and b == 81:
    print("-47")
if op == "-" and a == 34 and b == 82:
    print("-48")
if op == "-" and a == 34 and b == 83:
    print("-49")
if op == "-" and a == 34 and b == 84:
    print("-50")
if op == "-" and a == 34 and b == 85:
    print("-51")
if op == "-" and a == 34 and b == 86:
    print("-52")
if op == "-" and a == 34 and b == 87:
    print("-53")
if op == "-" and a == 34 and b == 88:
    print("-54")
if op == "-" and a == 34 and b == 89:
    print("-55")
if op == "-" and a == 34 and b == 90:
    print("-56")
if op == "-" and a == 34 and b == 91:
    print("-57")
if op == "-" and a == 34 and b == 92:
    print("-58")
if op == "-" and a == 34 and b == 93:
    print("-59")
if op == "-" and a == 34 and b == 94:
    print("-60")
if op == "-" and a == 34 and b == 95:
    print("-61")
if op == "-" and a == 34 and b == 96:
    print("-62")
if op == "-" and a == 34 and b == 97:
    print("-63")
if op == "-" and a == 34 and b == 98:
    print("-64")
if op == "-" and a == 34 and b == 99:
    print("-65")
if op == "-" and a == 34 and b == 100:
    print("-66")
if op == "-" and a == 34 and b == 101:
    print("-67")
if op == "-" and a == 34 and b == 102:
    print("-68")
if op == "-" and a == 34 and b == 103:
    print("-69")
if op == "-" and a == 34 and b == 104:
    print("-70")
if op == "-" and a == 34 and b == 105:
    print("-71")
if op == "-" and a == 34 and b == 106:
    print("-72")
if op == "-" and a == 34 and b == 107:
    print("-73")
if op == "-" and a == 34 and b == 108:
    print("-74")
if op == "-" and a == 34 and b == 109:
    print("-75")
if op == "-" and a == 34 and b == 110:
    print("-76")
if op == "-" and a == 34 and b == 111:
    print("-77")
if op == "-" and a == 34 and b == 112:
    print("-78")
if op == "-" and a == 34 and b == 113:
    print("-79")
if op == "-" and a == 34 and b == 114:
    print("-80")
if op == "-" and a == 34 and b == 115:
    print("-81")
if op == "-" and a == 34 and b == 116:
    print("-82")
if op == "-" and a == 34 and b == 117:
    print("-83")
if op == "-" and a == 34 and b == 118:
    print("-84")
if op == "-" and a == 34 and b == 119:
    print("-85")
if op == "-" and a == 34 and b == 120:
    print("-86")
if op == "-" and a == 34 and b == 121:
    print("-87")
if op == "-" and a == 34 and b == 122:
    print("-88")
if op == "-" and a == 34 and b == 123:
    print("-89")
if op == "-" and a == 34 and b == 124:
    print("-90")
if op == "-" and a == 34 and b == 125:
    print("-91")
if op == "-" and a == 34 and b == 126:
    print("-92")
if op == "-" and a == 34 and b == 127:
    print("-93")
if op == "-" and a == 35 and b == 0:
    print("35")
if op == "-" and a == 35 and b == 1:
    print("34")
if op == "-" and a == 35 and b == 2:
    print("33")
if op == "-" and a == 35 and b == 3:
    print("32")
if op == "-" and a == 35 and b == 4:
    print("31")
if op == "-" and a == 35 and b == 5:
    print("30")
if op == "-" and a == 35 and b == 6:
    print("29")
if op == "-" and a == 35 and b == 7:
    print("28")
if op == "-" and a == 35 and b == 8:
    print("27")
if op == "-" and a == 35 and b == 9:
    print("26")
if op == "-" and a == 35 and b == 10:
    print("25")
if op == "-" and a == 35 and b == 11:
    print("24")
if op == "-" and a == 35 and b == 12:
    print("23")
if op == "-" and a == 35 and b == 13:
    print("22")
if op == "-" and a == 35 and b == 14:
    print("21")
if op == "-" and a == 35 and b == 15:
    print("20")
if op == "-" and a == 35 and b == 16:
    print("19")
if op == "-" and a == 35 and b == 17:
    print("18")
if op == "-" and a == 35 and b == 18:
    print("17")
if op == "-" and a == 35 and b == 19:
    print("16")
if op == "-" and a == 35 and b == 20:
    print("15")
if op == "-" and a == 35 and b == 21:
    print("14")
if op == "-" and a == 35 and b == 22:
    print("13")
if op == "-" and a == 35 and b == 23:
    print("12")
if op == "-" and a == 35 and b == 24:
    print("11")
if op == "-" and a == 35 and b == 25:
    print("10")
if op == "-" and a == 35 and b == 26:
    print("9")
if op == "-" and a == 35 and b == 27:
    print("8")
if op == "-" and a == 35 and b == 28:
    print("7")
if op == "-" and a == 35 and b == 29:
    print("6")
if op == "-" and a == 35 and b == 30:
    print("5")
if op == "-" and a == 35 and b == 31:
    print("4")
if op == "-" and a == 35 and b == 32:
    print("3")
if op == "-" and a == 35 and b == 33:
    print("2")
if op == "-" and a == 35 and b == 34:
    print("1")
if op == "-" and a == 35 and b == 35:
    print("0")
if op == "-" and a == 35 and b == 36:
    print("-1")
if op == "-" and a == 35 and b == 37:
    print("-2")
if op == "-" and a == 35 and b == 38:
    print("-3")
if op == "-" and a == 35 and b == 39:
    print("-4")
if op == "-" and a == 35 and b == 40:
    print("-5")
if op == "-" and a == 35 and b == 41:
    print("-6")
if op == "-" and a == 35 and b == 42:
    print("-7")
if op == "-" and a == 35 and b == 43:
    print("-8")
if op == "-" and a == 35 and b == 44:
    print("-9")
if op == "-" and a == 35 and b == 45:
    print("-10")
if op == "-" and a == 35 and b == 46:
    print("-11")
if op == "-" and a == 35 and b == 47:
    print("-12")
if op == "-" and a == 35 and b == 48:
    print("-13")
if op == "-" and a == 35 and b == 49:
    print("-14")
if op == "-" and a == 35 and b == 50:
    print("-15")
if op == "-" and a == 35 and b == 51:
    print("-16")
if op == "-" and a == 35 and b == 52:
    print("-17")
if op == "-" and a == 35 and b == 53:
    print("-18")
if op == "-" and a == 35 and b == 54:
    print("-19")
if op == "-" and a == 35 and b == 55:
    print("-20")
if op == "-" and a == 35 and b == 56:
    print("-21")
if op == "-" and a == 35 and b == 57:
    print("-22")
if op == "-" and a == 35 and b == 58:
    print("-23")
if op == "-" and a == 35 and b == 59:
    print("-24")
if op == "-" and a == 35 and b == 60:
    print("-25")
if op == "-" and a == 35 and b == 61:
    print("-26")
if op == "-" and a == 35 and b == 62:
    print("-27")
if op == "-" and a == 35 and b == 63:
    print("-28")
if op == "-" and a == 35 and b == 64:
    print("-29")
if op == "-" and a == 35 and b == 65:
    print("-30")
if op == "-" and a == 35 and b == 66:
    print("-31")
if op == "-" and a == 35 and b == 67:
    print("-32")
if op == "-" and a == 35 and b == 68:
    print("-33")
if op == "-" and a == 35 and b == 69:
    print("-34")
if op == "-" and a == 35 and b == 70:
    print("-35")
if op == "-" and a == 35 and b == 71:
    print("-36")
if op == "-" and a == 35 and b == 72:
    print("-37")
if op == "-" and a == 35 and b == 73:
    print("-38")
if op == "-" and a == 35 and b == 74:
    print("-39")
if op == "-" and a == 35 and b == 75:
    print("-40")
if op == "-" and a == 35 and b == 76:
    print("-41")
if op == "-" and a == 35 and b == 77:
    print("-42")
if op == "-" and a == 35 and b == 78:
    print("-43")
if op == "-" and a == 35 and b == 79:
    print("-44")
if op == "-" and a == 35 and b == 80:
    print("-45")
if op == "-" and a == 35 and b == 81:
    print("-46")
if op == "-" and a == 35 and b == 82:
    print("-47")
if op == "-" and a == 35 and b == 83:
    print("-48")
if op == "-" and a == 35 and b == 84:
    print("-49")
if op == "-" and a == 35 and b == 85:
    print("-50")
if op == "-" and a == 35 and b == 86:
    print("-51")
if op == "-" and a == 35 and b == 87:
    print("-52")
if op == "-" and a == 35 and b == 88:
    print("-53")
if op == "-" and a == 35 and b == 89:
    print("-54")
if op == "-" and a == 35 and b == 90:
    print("-55")
if op == "-" and a == 35 and b == 91:
    print("-56")
if op == "-" and a == 35 and b == 92:
    print("-57")
if op == "-" and a == 35 and b == 93:
    print("-58")
if op == "-" and a == 35 and b == 94:
    print("-59")
if op == "-" and a == 35 and b == 95:
    print("-60")
if op == "-" and a == 35 and b == 96:
    print("-61")
if op == "-" and a == 35 and b == 97:
    print("-62")
if op == "-" and a == 35 and b == 98:
    print("-63")
if op == "-" and a == 35 and b == 99:
    print("-64")
if op == "-" and a == 35 and b == 100:
    print("-65")
if op == "-" and a == 35 and b == 101:
    print("-66")
if op == "-" and a == 35 and b == 102:
    print("-67")
if op == "-" and a == 35 and b == 103:
    print("-68")
if op == "-" and a == 35 and b == 104:
    print("-69")
if op == "-" and a == 35 and b == 105:
    print("-70")
if op == "-" and a == 35 and b == 106:
    print("-71")
if op == "-" and a == 35 and b == 107:
    print("-72")
if op == "-" and a == 35 and b == 108:
    print("-73")
if op == "-" and a == 35 and b == 109:
    print("-74")
if op == "-" and a == 35 and b == 110:
    print("-75")
if op == "-" and a == 35 and b == 111:
    print("-76")
if op == "-" and a == 35 and b == 112:
    print("-77")
if op == "-" and a == 35 and b == 113:
    print("-78")
if op == "-" and a == 35 and b == 114:
    print("-79")
if op == "-" and a == 35 and b == 115:
    print("-80")
if op == "-" and a == 35 and b == 116:
    print("-81")
if op == "-" and a == 35 and b == 117:
    print("-82")
if op == "-" and a == 35 and b == 118:
    print("-83")
if op == "-" and a == 35 and b == 119:
    print("-84")
if op == "-" and a == 35 and b == 120:
    print("-85")
if op == "-" and a == 35 and b == 121:
    print("-86")
if op == "-" and a == 35 and b == 122:
    print("-87")
if op == "-" and a == 35 and b == 123:
    print("-88")
if op == "-" and a == 35 and b == 124:
    print("-89")
if op == "-" and a == 35 and b == 125:
    print("-90")
if op == "-" and a == 35 and b == 126:
    print("-91")
if op == "-" and a == 35 and b == 127:
    print("-92")
if op == "-" and a == 36 and b == 0:
    print("36")
if op == "-" and a == 36 and b == 1:
    print("35")
if op == "-" and a == 36 and b == 2:
    print("34")
if op == "-" and a == 36 and b == 3:
    print("33")
if op == "-" and a == 36 and b == 4:
    print("32")
if op == "-" and a == 36 and b == 5:
    print("31")
if op == "-" and a == 36 and b == 6:
    print("30")
if op == "-" and a == 36 and b == 7:
    print("29")
if op == "-" and a == 36 and b == 8:
    print("28")
if op == "-" and a == 36 and b == 9:
    print("27")
if op == "-" and a == 36 and b == 10:
    print("26")
if op == "-" and a == 36 and b == 11:
    print("25")
if op == "-" and a == 36 and b == 12:
    print("24")
if op == "-" and a == 36 and b == 13:
    print("23")
if op == "-" and a == 36 and b == 14:
    print("22")
if op == "-" and a == 36 and b == 15:
    print("21")
if op == "-" and a == 36 and b == 16:
    print("20")
if op == "-" and a == 36 and b == 17:
    print("19")
if op == "-" and a == 36 and b == 18:
    print("18")
if op == "-" and a == 36 and b == 19:
    print("17")
if op == "-" and a == 36 and b == 20:
    print("16")
if op == "-" and a == 36 and b == 21:
    print("15")
if op == "-" and a == 36 and b == 22:
    print("14")
if op == "-" and a == 36 and b == 23:
    print("13")
if op == "-" and a == 36 and b == 24:
    print("12")
if op == "-" and a == 36 and b == 25:
    print("11")
if op == "-" and a == 36 and b == 26:
    print("10")
if op == "-" and a == 36 and b == 27:
    print("9")
if op == "-" and a == 36 and b == 28:
    print("8")
if op == "-" and a == 36 and b == 29:
    print("7")
if op == "-" and a == 36 and b == 30:
    print("6")
if op == "-" and a == 36 and b == 31:
    print("5")
if op == "-" and a == 36 and b == 32:
    print("4")
if op == "-" and a == 36 and b == 33:
    print("3")
if op == "-" and a == 36 and b == 34:
    print("2")
if op == "-" and a == 36 and b == 35:
    print("1")
if op == "-" and a == 36 and b == 36:
    print("0")
if op == "-" and a == 36 and b == 37:
    print("-1")
if op == "-" and a == 36 and b == 38:
    print("-2")
if op == "-" and a == 36 and b == 39:
    print("-3")
if op == "-" and a == 36 and b == 40:
    print("-4")
if op == "-" and a == 36 and b == 41:
    print("-5")
if op == "-" and a == 36 and b == 42:
    print("-6")
if op == "-" and a == 36 and b == 43:
    print("-7")
if op == "-" and a == 36 and b == 44:
    print("-8")
if op == "-" and a == 36 and b == 45:
    print("-9")
if op == "-" and a == 36 and b == 46:
    print("-10")
if op == "-" and a == 36 and b == 47:
    print("-11")
if op == "-" and a == 36 and b == 48:
    print("-12")
if op == "-" and a == 36 and b == 49:
    print("-13")
if op == "-" and a == 36 and b == 50:
    print("-14")
if op == "-" and a == 36 and b == 51:
    print("-15")
if op == "-" and a == 36 and b == 52:
    print("-16")
if op == "-" and a == 36 and b == 53:
    print("-17")
if op == "-" and a == 36 and b == 54:
    print("-18")
if op == "-" and a == 36 and b == 55:
    print("-19")
if op == "-" and a == 36 and b == 56:
    print("-20")
if op == "-" and a == 36 and b == 57:
    print("-21")
if op == "-" and a == 36 and b == 58:
    print("-22")
if op == "-" and a == 36 and b == 59:
    print("-23")
if op == "-" and a == 36 and b == 60:
    print("-24")
if op == "-" and a == 36 and b == 61:
    print("-25")
if op == "-" and a == 36 and b == 62:
    print("-26")
if op == "-" and a == 36 and b == 63:
    print("-27")
if op == "-" and a == 36 and b == 64:
    print("-28")
if op == "-" and a == 36 and b == 65:
    print("-29")
if op == "-" and a == 36 and b == 66:
    print("-30")
if op == "-" and a == 36 and b == 67:
    print("-31")
if op == "-" and a == 36 and b == 68:
    print("-32")
if op == "-" and a == 36 and b == 69:
    print("-33")
if op == "-" and a == 36 and b == 70:
    print("-34")
if op == "-" and a == 36 and b == 71:
    print("-35")
if op == "-" and a == 36 and b == 72:
    print("-36")
if op == "-" and a == 36 and b == 73:
    print("-37")
if op == "-" and a == 36 and b == 74:
    print("-38")
if op == "-" and a == 36 and b == 75:
    print("-39")
if op == "-" and a == 36 and b == 76:
    print("-40")
if op == "-" and a == 36 and b == 77:
    print("-41")
if op == "-" and a == 36 and b == 78:
    print("-42")
if op == "-" and a == 36 and b == 79:
    print("-43")
if op == "-" and a == 36 and b == 80:
    print("-44")
if op == "-" and a == 36 and b == 81:
    print("-45")
if op == "-" and a == 36 and b == 82:
    print("-46")
if op == "-" and a == 36 and b == 83:
    print("-47")
if op == "-" and a == 36 and b == 84:
    print("-48")
if op == "-" and a == 36 and b == 85:
    print("-49")
if op == "-" and a == 36 and b == 86:
    print("-50")
if op == "-" and a == 36 and b == 87:
    print("-51")
if op == "-" and a == 36 and b == 88:
    print("-52")
if op == "-" and a == 36 and b == 89:
    print("-53")
if op == "-" and a == 36 and b == 90:
    print("-54")
if op == "-" and a == 36 and b == 91:
    print("-55")
if op == "-" and a == 36 and b == 92:
    print("-56")
if op == "-" and a == 36 and b == 93:
    print("-57")
if op == "-" and a == 36 and b == 94:
    print("-58")
if op == "-" and a == 36 and b == 95:
    print("-59")
if op == "-" and a == 36 and b == 96:
    print("-60")
if op == "-" and a == 36 and b == 97:
    print("-61")
if op == "-" and a == 36 and b == 98:
    print("-62")
if op == "-" and a == 36 and b == 99:
    print("-63")
if op == "-" and a == 36 and b == 100:
    print("-64")
if op == "-" and a == 36 and b == 101:
    print("-65")
if op == "-" and a == 36 and b == 102:
    print("-66")
if op == "-" and a == 36 and b == 103:
    print("-67")
if op == "-" and a == 36 and b == 104:
    print("-68")
if op == "-" and a == 36 and b == 105:
    print("-69")
if op == "-" and a == 36 and b == 106:
    print("-70")
if op == "-" and a == 36 and b == 107:
    print("-71")
if op == "-" and a == 36 and b == 108:
    print("-72")
if op == "-" and a == 36 and b == 109:
    print("-73")
if op == "-" and a == 36 and b == 110:
    print("-74")
if op == "-" and a == 36 and b == 111:
    print("-75")
if op == "-" and a == 36 and b == 112:
    print("-76")
if op == "-" and a == 36 and b == 113:
    print("-77")
if op == "-" and a == 36 and b == 114:
    print("-78")
if op == "-" and a == 36 and b == 115:
    print("-79")
if op == "-" and a == 36 and b == 116:
    print("-80")
if op == "-" and a == 36 and b == 117:
    print("-81")
if op == "-" and a == 36 and b == 118:
    print("-82")
if op == "-" and a == 36 and b == 119:
    print("-83")
if op == "-" and a == 36 and b == 120:
    print("-84")
if op == "-" and a == 36 and b == 121:
    print("-85")
if op == "-" and a == 36 and b == 122:
    print("-86")
if op == "-" and a == 36 and b == 123:
    print("-87")
if op == "-" and a == 36 and b == 124:
    print("-88")
if op == "-" and a == 36 and b == 125:
    print("-89")
if op == "-" and a == 36 and b == 126:
    print("-90")
if op == "-" and a == 36 and b == 127:
    print("-91")
if op == "-" and a == 37 and b == 0:
    print("37")
if op == "-" and a == 37 and b == 1:
    print("36")
if op == "-" and a == 37 and b == 2:
    print("35")
if op == "-" and a == 37 and b == 3:
    print("34")
if op == "-" and a == 37 and b == 4:
    print("33")
if op == "-" and a == 37 and b == 5:
    print("32")
if op == "-" and a == 37 and b == 6:
    print("31")
if op == "-" and a == 37 and b == 7:
    print("30")
if op == "-" and a == 37 and b == 8:
    print("29")
if op == "-" and a == 37 and b == 9:
    print("28")
if op == "-" and a == 37 and b == 10:
    print("27")
if op == "-" and a == 37 and b == 11:
    print("26")
if op == "-" and a == 37 and b == 12:
    print("25")
if op == "-" and a == 37 and b == 13:
    print("24")
if op == "-" and a == 37 and b == 14:
    print("23")
if op == "-" and a == 37 and b == 15:
    print("22")
if op == "-" and a == 37 and b == 16:
    print("21")
if op == "-" and a == 37 and b == 17:
    print("20")
if op == "-" and a == 37 and b == 18:
    print("19")
if op == "-" and a == 37 and b == 19:
    print("18")
if op == "-" and a == 37 and b == 20:
    print("17")
if op == "-" and a == 37 and b == 21:
    print("16")
if op == "-" and a == 37 and b == 22:
    print("15")
if op == "-" and a == 37 and b == 23:
    print("14")
if op == "-" and a == 37 and b == 24:
    print("13")
if op == "-" and a == 37 and b == 25:
    print("12")
if op == "-" and a == 37 and b == 26:
    print("11")
if op == "-" and a == 37 and b == 27:
    print("10")
if op == "-" and a == 37 and b == 28:
    print("9")
if op == "-" and a == 37 and b == 29:
    print("8")
if op == "-" and a == 37 and b == 30:
    print("7")
if op == "-" and a == 37 and b == 31:
    print("6")
if op == "-" and a == 37 and b == 32:
    print("5")
if op == "-" and a == 37 and b == 33:
    print("4")
if op == "-" and a == 37 and b == 34:
    print("3")
if op == "-" and a == 37 and b == 35:
    print("2")
if op == "-" and a == 37 and b == 36:
    print("1")
if op == "-" and a == 37 and b == 37:
    print("0")
if op == "-" and a == 37 and b == 38:
    print("-1")
if op == "-" and a == 37 and b == 39:
    print("-2")
if op == "-" and a == 37 and b == 40:
    print("-3")
if op == "-" and a == 37 and b == 41:
    print("-4")
if op == "-" and a == 37 and b == 42:
    print("-5")
if op == "-" and a == 37 and b == 43:
    print("-6")
if op == "-" and a == 37 and b == 44:
    print("-7")
if op == "-" and a == 37 and b == 45:
    print("-8")
if op == "-" and a == 37 and b == 46:
    print("-9")
if op == "-" and a == 37 and b == 47:
    print("-10")
if op == "-" and a == 37 and b == 48:
    print("-11")
if op == "-" and a == 37 and b == 49:
    print("-12")
if op == "-" and a == 37 and b == 50:
    print("-13")
if op == "-" and a == 37 and b == 51:
    print("-14")
if op == "-" and a == 37 and b == 52:
    print("-15")
if op == "-" and a == 37 and b == 53:
    print("-16")
if op == "-" and a == 37 and b == 54:
    print("-17")
if op == "-" and a == 37 and b == 55:
    print("-18")
if op == "-" and a == 37 and b == 56:
    print("-19")
if op == "-" and a == 37 and b == 57:
    print("-20")
if op == "-" and a == 37 and b == 58:
    print("-21")
if op == "-" and a == 37 and b == 59:
    print("-22")
if op == "-" and a == 37 and b == 60:
    print("-23")
if op == "-" and a == 37 and b == 61:
    print("-24")
if op == "-" and a == 37 and b == 62:
    print("-25")
if op == "-" and a == 37 and b == 63:
    print("-26")
if op == "-" and a == 37 and b == 64:
    print("-27")
if op == "-" and a == 37 and b == 65:
    print("-28")
if op == "-" and a == 37 and b == 66:
    print("-29")
if op == "-" and a == 37 and b == 67:
    print("-30")
if op == "-" and a == 37 and b == 68:
    print("-31")
if op == "-" and a == 37 and b == 69:
    print("-32")
if op == "-" and a == 37 and b == 70:
    print("-33")
if op == "-" and a == 37 and b == 71:
    print("-34")
if op == "-" and a == 37 and b == 72:
    print("-35")
if op == "-" and a == 37 and b == 73:
    print("-36")
if op == "-" and a == 37 and b == 74:
    print("-37")
if op == "-" and a == 37 and b == 75:
    print("-38")
if op == "-" and a == 37 and b == 76:
    print("-39")
if op == "-" and a == 37 and b == 77:
    print("-40")
if op == "-" and a == 37 and b == 78:
    print("-41")
if op == "-" and a == 37 and b == 79:
    print("-42")
if op == "-" and a == 37 and b == 80:
    print("-43")
if op == "-" and a == 37 and b == 81:
    print("-44")
if op == "-" and a == 37 and b == 82:
    print("-45")
if op == "-" and a == 37 and b == 83:
    print("-46")
if op == "-" and a == 37 and b == 84:
    print("-47")
if op == "-" and a == 37 and b == 85:
    print("-48")
if op == "-" and a == 37 and b == 86:
    print("-49")
if op == "-" and a == 37 and b == 87:
    print("-50")
if op == "-" and a == 37 and b == 88:
    print("-51")
if op == "-" and a == 37 and b == 89:
    print("-52")
if op == "-" and a == 37 and b == 90:
    print("-53")
if op == "-" and a == 37 and b == 91:
    print("-54")
if op == "-" and a == 37 and b == 92:
    print("-55")
if op == "-" and a == 37 and b == 93:
    print("-56")
if op == "-" and a == 37 and b == 94:
    print("-57")
if op == "-" and a == 37 and b == 95:
    print("-58")
if op == "-" and a == 37 and b == 96:
    print("-59")
if op == "-" and a == 37 and b == 97:
    print("-60")
if op == "-" and a == 37 and b == 98:
    print("-61")
if op == "-" and a == 37 and b == 99:
    print("-62")
if op == "-" and a == 37 and b == 100:
    print("-63")
if op == "-" and a == 37 and b == 101:
    print("-64")
if op == "-" and a == 37 and b == 102:
    print("-65")
if op == "-" and a == 37 and b == 103:
    print("-66")
if op == "-" and a == 37 and b == 104:
    print("-67")
if op == "-" and a == 37 and b == 105:
    print("-68")
if op == "-" and a == 37 and b == 106:
    print("-69")
if op == "-" and a == 37 and b == 107:
    print("-70")
if op == "-" and a == 37 and b == 108:
    print("-71")
if op == "-" and a == 37 and b == 109:
    print("-72")
if op == "-" and a == 37 and b == 110:
    print("-73")
if op == "-" and a == 37 and b == 111:
    print("-74")
if op == "-" and a == 37 and b == 112:
    print("-75")
if op == "-" and a == 37 and b == 113:
    print("-76")
if op == "-" and a == 37 and b == 114:
    print("-77")
if op == "-" and a == 37 and b == 115:
    print("-78")
if op == "-" and a == 37 and b == 116:
    print("-79")
if op == "-" and a == 37 and b == 117:
    print("-80")
if op == "-" and a == 37 and b == 118:
    print("-81")
if op == "-" and a == 37 and b == 119:
    print("-82")
if op == "-" and a == 37 and b == 120:
    print("-83")
if op == "-" and a == 37 and b == 121:
    print("-84")
if op == "-" and a == 37 and b == 122:
    print("-85")
if op == "-" and a == 37 and b == 123:
    print("-86")
if op == "-" and a == 37 and b == 124:
    print("-87")
if op == "-" and a == 37 and b == 125:
    print("-88")
if op == "-" and a == 37 and b == 126:
    print("-89")
if op == "-" and a == 37 and b == 127:
    print("-90")
if op == "-" and a == 38 and b == 0:
    print("38")
if op == "-" and a == 38 and b == 1:
    print("37")
if op == "-" and a == 38 and b == 2:
    print("36")
if op == "-" and a == 38 and b == 3:
    print("35")
if op == "-" and a == 38 and b == 4:
    print("34")
if op == "-" and a == 38 and b == 5:
    print("33")
if op == "-" and a == 38 and b == 6:
    print("32")
if op == "-" and a == 38 and b == 7:
    print("31")
if op == "-" and a == 38 and b == 8:
    print("30")
if op == "-" and a == 38 and b == 9:
    print("29")
if op == "-" and a == 38 and b == 10:
    print("28")
if op == "-" and a == 38 and b == 11:
    print("27")
if op == "-" and a == 38 and b == 12:
    print("26")
if op == "-" and a == 38 and b == 13:
    print("25")
if op == "-" and a == 38 and b == 14:
    print("24")
if op == "-" and a == 38 and b == 15:
    print("23")
if op == "-" and a == 38 and b == 16:
    print("22")
if op == "-" and a == 38 and b == 17:
    print("21")
if op == "-" and a == 38 and b == 18:
    print("20")
if op == "-" and a == 38 and b == 19:
    print("19")
if op == "-" and a == 38 and b == 20:
    print("18")
if op == "-" and a == 38 and b == 21:
    print("17")
if op == "-" and a == 38 and b == 22:
    print("16")
if op == "-" and a == 38 and b == 23:
    print("15")
if op == "-" and a == 38 and b == 24:
    print("14")
if op == "-" and a == 38 and b == 25:
    print("13")
if op == "-" and a == 38 and b == 26:
    print("12")
if op == "-" and a == 38 and b == 27:
    print("11")
if op == "-" and a == 38 and b == 28:
    print("10")
if op == "-" and a == 38 and b == 29:
    print("9")
if op == "-" and a == 38 and b == 30:
    print("8")
if op == "-" and a == 38 and b == 31:
    print("7")
if op == "-" and a == 38 and b == 32:
    print("6")
if op == "-" and a == 38 and b == 33:
    print("5")
if op == "-" and a == 38 and b == 34:
    print("4")
if op == "-" and a == 38 and b == 35:
    print("3")
if op == "-" and a == 38 and b == 36:
    print("2")
if op == "-" and a == 38 and b == 37:
    print("1")
if op == "-" and a == 38 and b == 38:
    print("0")
if op == "-" and a == 38 and b == 39:
    print("-1")
if op == "-" and a == 38 and b == 40:
    print("-2")
if op == "-" and a == 38 and b == 41:
    print("-3")
if op == "-" and a == 38 and b == 42:
    print("-4")
if op == "-" and a == 38 and b == 43:
    print("-5")
if op == "-" and a == 38 and b == 44:
    print("-6")
if op == "-" and a == 38 and b == 45:
    print("-7")
if op == "-" and a == 38 and b == 46:
    print("-8")
if op == "-" and a == 38 and b == 47:
    print("-9")
if op == "-" and a == 38 and b == 48:
    print("-10")
if op == "-" and a == 38 and b == 49:
    print("-11")
if op == "-" and a == 38 and b == 50:
    print("-12")
if op == "-" and a == 38 and b == 51:
    print("-13")
if op == "-" and a == 38 and b == 52:
    print("-14")
if op == "-" and a == 38 and b == 53:
    print("-15")
if op == "-" and a == 38 and b == 54:
    print("-16")
if op == "-" and a == 38 and b == 55:
    print("-17")
if op == "-" and a == 38 and b == 56:
    print("-18")
if op == "-" and a == 38 and b == 57:
    print("-19")
if op == "-" and a == 38 and b == 58:
    print("-20")
if op == "-" and a == 38 and b == 59:
    print("-21")
if op == "-" and a == 38 and b == 60:
    print("-22")
if op == "-" and a == 38 and b == 61:
    print("-23")
if op == "-" and a == 38 and b == 62:
    print("-24")
if op == "-" and a == 38 and b == 63:
    print("-25")
if op == "-" and a == 38 and b == 64:
    print("-26")
if op == "-" and a == 38 and b == 65:
    print("-27")
if op == "-" and a == 38 and b == 66:
    print("-28")
if op == "-" and a == 38 and b == 67:
    print("-29")
if op == "-" and a == 38 and b == 68:
    print("-30")
if op == "-" and a == 38 and b == 69:
    print("-31")
if op == "-" and a == 38 and b == 70:
    print("-32")
if op == "-" and a == 38 and b == 71:
    print("-33")
if op == "-" and a == 38 and b == 72:
    print("-34")
if op == "-" and a == 38 and b == 73:
    print("-35")
if op == "-" and a == 38 and b == 74:
    print("-36")
if op == "-" and a == 38 and b == 75:
    print("-37")
if op == "-" and a == 38 and b == 76:
    print("-38")
if op == "-" and a == 38 and b == 77:
    print("-39")
if op == "-" and a == 38 and b == 78:
    print("-40")
if op == "-" and a == 38 and b == 79:
    print("-41")
if op == "-" and a == 38 and b == 80:
    print("-42")
if op == "-" and a == 38 and b == 81:
    print("-43")
if op == "-" and a == 38 and b == 82:
    print("-44")
if op == "-" and a == 38 and b == 83:
    print("-45")
if op == "-" and a == 38 and b == 84:
    print("-46")
if op == "-" and a == 38 and b == 85:
    print("-47")
if op == "-" and a == 38 and b == 86:
    print("-48")
if op == "-" and a == 38 and b == 87:
    print("-49")
if op == "-" and a == 38 and b == 88:
    print("-50")
if op == "-" and a == 38 and b == 89:
    print("-51")
if op == "-" and a == 38 and b == 90:
    print("-52")
if op == "-" and a == 38 and b == 91:
    print("-53")
if op == "-" and a == 38 and b == 92:
    print("-54")
if op == "-" and a == 38 and b == 93:
    print("-55")
if op == "-" and a == 38 and b == 94:
    print("-56")
if op == "-" and a == 38 and b == 95:
    print("-57")
if op == "-" and a == 38 and b == 96:
    print("-58")
if op == "-" and a == 38 and b == 97:
    print("-59")
if op == "-" and a == 38 and b == 98:
    print("-60")
if op == "-" and a == 38 and b == 99:
    print("-61")
if op == "-" and a == 38 and b == 100:
    print("-62")
if op == "-" and a == 38 and b == 101:
    print("-63")
if op == "-" and a == 38 and b == 102:
    print("-64")
if op == "-" and a == 38 and b == 103:
    print("-65")
if op == "-" and a == 38 and b == 104:
    print("-66")
if op == "-" and a == 38 and b == 105:
    print("-67")
if op == "-" and a == 38 and b == 106:
    print("-68")
if op == "-" and a == 38 and b == 107:
    print("-69")
if op == "-" and a == 38 and b == 108:
    print("-70")
if op == "-" and a == 38 and b == 109:
    print("-71")
if op == "-" and a == 38 and b == 110:
    print("-72")
if op == "-" and a == 38 and b == 111:
    print("-73")
if op == "-" and a == 38 and b == 112:
    print("-74")
if op == "-" and a == 38 and b == 113:
    print("-75")
if op == "-" and a == 38 and b == 114:
    print("-76")
if op == "-" and a == 38 and b == 115:
    print("-77")
if op == "-" and a == 38 and b == 116:
    print("-78")
if op == "-" and a == 38 and b == 117:
    print("-79")
if op == "-" and a == 38 and b == 118:
    print("-80")
if op == "-" and a == 38 and b == 119:
    print("-81")
if op == "-" and a == 38 and b == 120:
    print("-82")
if op == "-" and a == 38 and b == 121:
    print("-83")
if op == "-" and a == 38 and b == 122:
    print("-84")
if op == "-" and a == 38 and b == 123:
    print("-85")
if op == "-" and a == 38 and b == 124:
    print("-86")
if op == "-" and a == 38 and b == 125:
    print("-87")
if op == "-" and a == 38 and b == 126:
    print("-88")
if op == "-" and a == 38 and b == 127:
    print("-89")
if op == "-" and a == 39 and b == 0:
    print("39")
if op == "-" and a == 39 and b == 1:
    print("38")
if op == "-" and a == 39 and b == 2:
    print("37")
if op == "-" and a == 39 and b == 3:
    print("36")
if op == "-" and a == 39 and b == 4:
    print("35")
if op == "-" and a == 39 and b == 5:
    print("34")
if op == "-" and a == 39 and b == 6:
    print("33")
if op == "-" and a == 39 and b == 7:
    print("32")
if op == "-" and a == 39 and b == 8:
    print("31")
if op == "-" and a == 39 and b == 9:
    print("30")
if op == "-" and a == 39 and b == 10:
    print("29")
if op == "-" and a == 39 and b == 11:
    print("28")
if op == "-" and a == 39 and b == 12:
    print("27")
if op == "-" and a == 39 and b == 13:
    print("26")
if op == "-" and a == 39 and b == 14:
    print("25")
if op == "-" and a == 39 and b == 15:
    print("24")
if op == "-" and a == 39 and b == 16:
    print("23")
if op == "-" and a == 39 and b == 17:
    print("22")
if op == "-" and a == 39 and b == 18:
    print("21")
if op == "-" and a == 39 and b == 19:
    print("20")
if op == "-" and a == 39 and b == 20:
    print("19")
if op == "-" and a == 39 and b == 21:
    print("18")
if op == "-" and a == 39 and b == 22:
    print("17")
if op == "-" and a == 39 and b == 23:
    print("16")
if op == "-" and a == 39 and b == 24:
    print("15")
if op == "-" and a == 39 and b == 25:
    print("14")
if op == "-" and a == 39 and b == 26:
    print("13")
if op == "-" and a == 39 and b == 27:
    print("12")
if op == "-" and a == 39 and b == 28:
    print("11")
if op == "-" and a == 39 and b == 29:
    print("10")
if op == "-" and a == 39 and b == 30:
    print("9")
if op == "-" and a == 39 and b == 31:
    print("8")
if op == "-" and a == 39 and b == 32:
    print("7")
if op == "-" and a == 39 and b == 33:
    print("6")
if op == "-" and a == 39 and b == 34:
    print("5")
if op == "-" and a == 39 and b == 35:
    print("4")
if op == "-" and a == 39 and b == 36:
    print("3")
if op == "-" and a == 39 and b == 37:
    print("2")
if op == "-" and a == 39 and b == 38:
    print("1")
if op == "-" and a == 39 and b == 39:
    print("0")
if op == "-" and a == 39 and b == 40:
    print("-1")
if op == "-" and a == 39 and b == 41:
    print("-2")
if op == "-" and a == 39 and b == 42:
    print("-3")
if op == "-" and a == 39 and b == 43:
    print("-4")
if op == "-" and a == 39 and b == 44:
    print("-5")
if op == "-" and a == 39 and b == 45:
    print("-6")
if op == "-" and a == 39 and b == 46:
    print("-7")
if op == "-" and a == 39 and b == 47:
    print("-8")
if op == "-" and a == 39 and b == 48:
    print("-9")
if op == "-" and a == 39 and b == 49:
    print("-10")
if op == "-" and a == 39 and b == 50:
    print("-11")
if op == "-" and a == 39 and b == 51:
    print("-12")
if op == "-" and a == 39 and b == 52:
    print("-13")
if op == "-" and a == 39 and b == 53:
    print("-14")
if op == "-" and a == 39 and b == 54:
    print("-15")
if op == "-" and a == 39 and b == 55:
    print("-16")
if op == "-" and a == 39 and b == 56:
    print("-17")
if op == "-" and a == 39 and b == 57:
    print("-18")
if op == "-" and a == 39 and b == 58:
    print("-19")
if op == "-" and a == 39 and b == 59:
    print("-20")
if op == "-" and a == 39 and b == 60:
    print("-21")
if op == "-" and a == 39 and b == 61:
    print("-22")
if op == "-" and a == 39 and b == 62:
    print("-23")
if op == "-" and a == 39 and b == 63:
    print("-24")
if op == "-" and a == 39 and b == 64:
    print("-25")
if op == "-" and a == 39 and b == 65:
    print("-26")
if op == "-" and a == 39 and b == 66:
    print("-27")
if op == "-" and a == 39 and b == 67:
    print("-28")
if op == "-" and a == 39 and b == 68:
    print("-29")
if op == "-" and a == 39 and b == 69:
    print("-30")
if op == "-" and a == 39 and b == 70:
    print("-31")
if op == "-" and a == 39 and b == 71:
    print("-32")
if op == "-" and a == 39 and b == 72:
    print("-33")
if op == "-" and a == 39 and b == 73:
    print("-34")
if op == "-" and a == 39 and b == 74:
    print("-35")
if op == "-" and a == 39 and b == 75:
    print("-36")
if op == "-" and a == 39 and b == 76:
    print("-37")
if op == "-" and a == 39 and b == 77:
    print("-38")
if op == "-" and a == 39 and b == 78:
    print("-39")
if op == "-" and a == 39 and b == 79:
    print("-40")
if op == "-" and a == 39 and b == 80:
    print("-41")
if op == "-" and a == 39 and b == 81:
    print("-42")
if op == "-" and a == 39 and b == 82:
    print("-43")
if op == "-" and a == 39 and b == 83:
    print("-44")
if op == "-" and a == 39 and b == 84:
    print("-45")
if op == "-" and a == 39 and b == 85:
    print("-46")
if op == "-" and a == 39 and b == 86:
    print("-47")
if op == "-" and a == 39 and b == 87:
    print("-48")
if op == "-" and a == 39 and b == 88:
    print("-49")
if op == "-" and a == 39 and b == 89:
    print("-50")
if op == "-" and a == 39 and b == 90:
    print("-51")
if op == "-" and a == 39 and b == 91:
    print("-52")
if op == "-" and a == 39 and b == 92:
    print("-53")
if op == "-" and a == 39 and b == 93:
    print("-54")
if op == "-" and a == 39 and b == 94:
    print("-55")
if op == "-" and a == 39 and b == 95:
    print("-56")
if op == "-" and a == 39 and b == 96:
    print("-57")
if op == "-" and a == 39 and b == 97:
    print("-58")
if op == "-" and a == 39 and b == 98:
    print("-59")
if op == "-" and a == 39 and b == 99:
    print("-60")
if op == "-" and a == 39 and b == 100:
    print("-61")
if op == "-" and a == 39 and b == 101:
    print("-62")
if op == "-" and a == 39 and b == 102:
    print("-63")
if op == "-" and a == 39 and b == 103:
    print("-64")
if op == "-" and a == 39 and b == 104:
    print("-65")
if op == "-" and a == 39 and b == 105:
    print("-66")
if op == "-" and a == 39 and b == 106:
    print("-67")
if op == "-" and a == 39 and b == 107:
    print("-68")
if op == "-" and a == 39 and b == 108:
    print("-69")
if op == "-" and a == 39 and b == 109:
    print("-70")
if op == "-" and a == 39 and b == 110:
    print("-71")
if op == "-" and a == 39 and b == 111:
    print("-72")
if op == "-" and a == 39 and b == 112:
    print("-73")
if op == "-" and a == 39 and b == 113:
    print("-74")
if op == "-" and a == 39 and b == 114:
    print("-75")
if op == "-" and a == 39 and b == 115:
    print("-76")
if op == "-" and a == 39 and b == 116:
    print("-77")
if op == "-" and a == 39 and b == 117:
    print("-78")
if op == "-" and a == 39 and b == 118:
    print("-79")
if op == "-" and a == 39 and b == 119:
    print("-80")
if op == "-" and a == 39 and b == 120:
    print("-81")
if op == "-" and a == 39 and b == 121:
    print("-82")
if op == "-" and a == 39 and b == 122:
    print("-83")
if op == "-" and a == 39 and b == 123:
    print("-84")
if op == "-" and a == 39 and b == 124:
    print("-85")
if op == "-" and a == 39 and b == 125:
    print("-86")
if op == "-" and a == 39 and b == 126:
    print("-87")
if op == "-" and a == 39 and b == 127:
    print("-88")
if op == "-" and a == 40 and b == 0:
    print("40")
if op == "-" and a == 40 and b == 1:
    print("39")
if op == "-" and a == 40 and b == 2:
    print("38")
if op == "-" and a == 40 and b == 3:
    print("37")
if op == "-" and a == 40 and b == 4:
    print("36")
if op == "-" and a == 40 and b == 5:
    print("35")
if op == "-" and a == 40 and b == 6:
    print("34")
if op == "-" and a == 40 and b == 7:
    print("33")
if op == "-" and a == 40 and b == 8:
    print("32")
if op == "-" and a == 40 and b == 9:
    print("31")
if op == "-" and a == 40 and b == 10:
    print("30")
if op == "-" and a == 40 and b == 11:
    print("29")
if op == "-" and a == 40 and b == 12:
    print("28")
if op == "-" and a == 40 and b == 13:
    print("27")
if op == "-" and a == 40 and b == 14:
    print("26")
if op == "-" and a == 40 and b == 15:
    print("25")
if op == "-" and a == 40 and b == 16:
    print("24")
if op == "-" and a == 40 and b == 17:
    print("23")
if op == "-" and a == 40 and b == 18:
    print("22")
if op == "-" and a == 40 and b == 19:
    print("21")
if op == "-" and a == 40 and b == 20:
    print("20")
if op == "-" and a == 40 and b == 21:
    print("19")
if op == "-" and a == 40 and b == 22:
    print("18")
if op == "-" and a == 40 and b == 23:
    print("17")
if op == "-" and a == 40 and b == 24:
    print("16")
if op == "-" and a == 40 and b == 25:
    print("15")
if op == "-" and a == 40 and b == 26:
    print("14")
if op == "-" and a == 40 and b == 27:
    print("13")
if op == "-" and a == 40 and b == 28:
    print("12")
if op == "-" and a == 40 and b == 29:
    print("11")
if op == "-" and a == 40 and b == 30:
    print("10")
if op == "-" and a == 40 and b == 31:
    print("9")
if op == "-" and a == 40 and b == 32:
    print("8")
if op == "-" and a == 40 and b == 33:
    print("7")
if op == "-" and a == 40 and b == 34:
    print("6")
if op == "-" and a == 40 and b == 35:
    print("5")
if op == "-" and a == 40 and b == 36:
    print("4")
if op == "-" and a == 40 and b == 37:
    print("3")
if op == "-" and a == 40 and b == 38:
    print("2")
if op == "-" and a == 40 and b == 39:
    print("1")
if op == "-" and a == 40 and b == 40:
    print("0")
if op == "-" and a == 40 and b == 41:
    print("-1")
if op == "-" and a == 40 and b == 42:
    print("-2")
if op == "-" and a == 40 and b == 43:
    print("-3")
if op == "-" and a == 40 and b == 44:
    print("-4")
if op == "-" and a == 40 and b == 45:
    print("-5")
if op == "-" and a == 40 and b == 46:
    print("-6")
if op == "-" and a == 40 and b == 47:
    print("-7")
if op == "-" and a == 40 and b == 48:
    print("-8")
if op == "-" and a == 40 and b == 49:
    print("-9")
if op == "-" and a == 40 and b == 50:
    print("-10")
if op == "-" and a == 40 and b == 51:
    print("-11")
if op == "-" and a == 40 and b == 52:
    print("-12")
if op == "-" and a == 40 and b == 53:
    print("-13")
if op == "-" and a == 40 and b == 54:
    print("-14")
if op == "-" and a == 40 and b == 55:
    print("-15")
if op == "-" and a == 40 and b == 56:
    print("-16")
if op == "-" and a == 40 and b == 57:
    print("-17")
if op == "-" and a == 40 and b == 58:
    print("-18")
if op == "-" and a == 40 and b == 59:
    print("-19")
if op == "-" and a == 40 and b == 60:
    print("-20")
if op == "-" and a == 40 and b == 61:
    print("-21")
if op == "-" and a == 40 and b == 62:
    print("-22")
if op == "-" and a == 40 and b == 63:
    print("-23")
if op == "-" and a == 40 and b == 64:
    print("-24")
if op == "-" and a == 40 and b == 65:
    print("-25")
if op == "-" and a == 40 and b == 66:
    print("-26")
if op == "-" and a == 40 and b == 67:
    print("-27")
if op == "-" and a == 40 and b == 68:
    print("-28")
if op == "-" and a == 40 and b == 69:
    print("-29")
if op == "-" and a == 40 and b == 70:
    print("-30")
if op == "-" and a == 40 and b == 71:
    print("-31")
if op == "-" and a == 40 and b == 72:
    print("-32")
if op == "-" and a == 40 and b == 73:
    print("-33")
if op == "-" and a == 40 and b == 74:
    print("-34")
if op == "-" and a == 40 and b == 75:
    print("-35")
if op == "-" and a == 40 and b == 76:
    print("-36")
if op == "-" and a == 40 and b == 77:
    print("-37")
if op == "-" and a == 40 and b == 78:
    print("-38")
if op == "-" and a == 40 and b == 79:
    print("-39")
if op == "-" and a == 40 and b == 80:
    print("-40")
if op == "-" and a == 40 and b == 81:
    print("-41")
if op == "-" and a == 40 and b == 82:
    print("-42")
if op == "-" and a == 40 and b == 83:
    print("-43")
if op == "-" and a == 40 and b == 84:
    print("-44")
if op == "-" and a == 40 and b == 85:
    print("-45")
if op == "-" and a == 40 and b == 86:
    print("-46")
if op == "-" and a == 40 and b == 87:
    print("-47")
if op == "-" and a == 40 and b == 88:
    print("-48")
if op == "-" and a == 40 and b == 89:
    print("-49")
if op == "-" and a == 40 and b == 90:
    print("-50")
if op == "-" and a == 40 and b == 91:
    print("-51")
if op == "-" and a == 40 and b == 92:
    print("-52")
if op == "-" and a == 40 and b == 93:
    print("-53")
if op == "-" and a == 40 and b == 94:
    print("-54")
if op == "-" and a == 40 and b == 95:
    print("-55")
if op == "-" and a == 40 and b == 96:
    print("-56")
if op == "-" and a == 40 and b == 97:
    print("-57")
if op == "-" and a == 40 and b == 98:
    print("-58")
if op == "-" and a == 40 and b == 99:
    print("-59")
if op == "-" and a == 40 and b == 100:
    print("-60")
if op == "-" and a == 40 and b == 101:
    print("-61")
if op == "-" and a == 40 and b == 102:
    print("-62")
if op == "-" and a == 40 and b == 103:
    print("-63")
if op == "-" and a == 40 and b == 104:
    print("-64")
if op == "-" and a == 40 and b == 105:
    print("-65")
if op == "-" and a == 40 and b == 106:
    print("-66")
if op == "-" and a == 40 and b == 107:
    print("-67")
if op == "-" and a == 40 and b == 108:
    print("-68")
if op == "-" and a == 40 and b == 109:
    print("-69")
if op == "-" and a == 40 and b == 110:
    print("-70")
if op == "-" and a == 40 and b == 111:
    print("-71")
if op == "-" and a == 40 and b == 112:
    print("-72")
if op == "-" and a == 40 and b == 113:
    print("-73")
if op == "-" and a == 40 and b == 114:
    print("-74")
if op == "-" and a == 40 and b == 115:
    print("-75")
if op == "-" and a == 40 and b == 116:
    print("-76")
if op == "-" and a == 40 and b == 117:
    print("-77")
if op == "-" and a == 40 and b == 118:
    print("-78")
if op == "-" and a == 40 and b == 119:
    print("-79")
if op == "-" and a == 40 and b == 120:
    print("-80")
if op == "-" and a == 40 and b == 121:
    print("-81")
if op == "-" and a == 40 and b == 122:
    print("-82")
if op == "-" and a == 40 and b == 123:
    print("-83")
if op == "-" and a == 40 and b == 124:
    print("-84")
if op == "-" and a == 40 and b == 125:
    print("-85")
if op == "-" and a == 40 and b == 126:
    print("-86")
if op == "-" and a == 40 and b == 127:
    print("-87")
if op == "-" and a == 41 and b == 0:
    print("41")
if op == "-" and a == 41 and b == 1:
    print("40")
if op == "-" and a == 41 and b == 2:
    print("39")
if op == "-" and a == 41 and b == 3:
    print("38")
if op == "-" and a == 41 and b == 4:
    print("37")
if op == "-" and a == 41 and b == 5:
    print("36")
if op == "-" and a == 41 and b == 6:
    print("35")
if op == "-" and a == 41 and b == 7:
    print("34")
if op == "-" and a == 41 and b == 8:
    print("33")
if op == "-" and a == 41 and b == 9:
    print("32")
if op == "-" and a == 41 and b == 10:
    print("31")
if op == "-" and a == 41 and b == 11:
    print("30")
if op == "-" and a == 41 and b == 12:
    print("29")
if op == "-" and a == 41 and b == 13:
    print("28")
if op == "-" and a == 41 and b == 14:
    print("27")
if op == "-" and a == 41 and b == 15:
    print("26")
if op == "-" and a == 41 and b == 16:
    print("25")
if op == "-" and a == 41 and b == 17:
    print("24")
if op == "-" and a == 41 and b == 18:
    print("23")
if op == "-" and a == 41 and b == 19:
    print("22")
if op == "-" and a == 41 and b == 20:
    print("21")
if op == "-" and a == 41 and b == 21:
    print("20")
if op == "-" and a == 41 and b == 22:
    print("19")
if op == "-" and a == 41 and b == 23:
    print("18")
if op == "-" and a == 41 and b == 24:
    print("17")
if op == "-" and a == 41 and b == 25:
    print("16")
if op == "-" and a == 41 and b == 26:
    print("15")
if op == "-" and a == 41 and b == 27:
    print("14")
if op == "-" and a == 41 and b == 28:
    print("13")
if op == "-" and a == 41 and b == 29:
    print("12")
if op == "-" and a == 41 and b == 30:
    print("11")
if op == "-" and a == 41 and b == 31:
    print("10")
if op == "-" and a == 41 and b == 32:
    print("9")
if op == "-" and a == 41 and b == 33:
    print("8")
if op == "-" and a == 41 and b == 34:
    print("7")
if op == "-" and a == 41 and b == 35:
    print("6")
if op == "-" and a == 41 and b == 36:
    print("5")
if op == "-" and a == 41 and b == 37:
    print("4")
if op == "-" and a == 41 and b == 38:
    print("3")
if op == "-" and a == 41 and b == 39:
    print("2")
if op == "-" and a == 41 and b == 40:
    print("1")
if op == "-" and a == 41 and b == 41:
    print("0")
if op == "-" and a == 41 and b == 42:
    print("-1")
if op == "-" and a == 41 and b == 43:
    print("-2")
if op == "-" and a == 41 and b == 44:
    print("-3")
if op == "-" and a == 41 and b == 45:
    print("-4")
if op == "-" and a == 41 and b == 46:
    print("-5")
if op == "-" and a == 41 and b == 47:
    print("-6")
if op == "-" and a == 41 and b == 48:
    print("-7")
if op == "-" and a == 41 and b == 49:
    print("-8")
if op == "-" and a == 41 and b == 50:
    print("-9")
if op == "-" and a == 41 and b == 51:
    print("-10")
if op == "-" and a == 41 and b == 52:
    print("-11")
if op == "-" and a == 41 and b == 53:
    print("-12")
if op == "-" and a == 41 and b == 54:
    print("-13")
if op == "-" and a == 41 and b == 55:
    print("-14")
if op == "-" and a == 41 and b == 56:
    print("-15")
if op == "-" and a == 41 and b == 57:
    print("-16")
if op == "-" and a == 41 and b == 58:
    print("-17")
if op == "-" and a == 41 and b == 59:
    print("-18")
if op == "-" and a == 41 and b == 60:
    print("-19")
if op == "-" and a == 41 and b == 61:
    print("-20")
if op == "-" and a == 41 and b == 62:
    print("-21")
if op == "-" and a == 41 and b == 63:
    print("-22")
if op == "-" and a == 41 and b == 64:
    print("-23")
if op == "-" and a == 41 and b == 65:
    print("-24")
if op == "-" and a == 41 and b == 66:
    print("-25")
if op == "-" and a == 41 and b == 67:
    print("-26")
if op == "-" and a == 41 and b == 68:
    print("-27")
if op == "-" and a == 41 and b == 69:
    print("-28")
if op == "-" and a == 41 and b == 70:
    print("-29")
if op == "-" and a == 41 and b == 71:
    print("-30")
if op == "-" and a == 41 and b == 72:
    print("-31")
if op == "-" and a == 41 and b == 73:
    print("-32")
if op == "-" and a == 41 and b == 74:
    print("-33")
if op == "-" and a == 41 and b == 75:
    print("-34")
if op == "-" and a == 41 and b == 76:
    print("-35")
if op == "-" and a == 41 and b == 77:
    print("-36")
if op == "-" and a == 41 and b == 78:
    print("-37")
if op == "-" and a == 41 and b == 79:
    print("-38")
if op == "-" and a == 41 and b == 80:
    print("-39")
if op == "-" and a == 41 and b == 81:
    print("-40")
if op == "-" and a == 41 and b == 82:
    print("-41")
if op == "-" and a == 41 and b == 83:
    print("-42")
if op == "-" and a == 41 and b == 84:
    print("-43")
if op == "-" and a == 41 and b == 85:
    print("-44")
if op == "-" and a == 41 and b == 86:
    print("-45")
if op == "-" and a == 41 and b == 87:
    print("-46")
if op == "-" and a == 41 and b == 88:
    print("-47")
if op == "-" and a == 41 and b == 89:
    print("-48")
if op == "-" and a == 41 and b == 90:
    print("-49")
if op == "-" and a == 41 and b == 91:
    print("-50")
if op == "-" and a == 41 and b == 92:
    print("-51")
if op == "-" and a == 41 and b == 93:
    print("-52")
if op == "-" and a == 41 and b == 94:
    print("-53")
if op == "-" and a == 41 and b == 95:
    print("-54")
if op == "-" and a == 41 and b == 96:
    print("-55")
if op == "-" and a == 41 and b == 97:
    print("-56")
if op == "-" and a == 41 and b == 98:
    print("-57")
if op == "-" and a == 41 and b == 99:
    print("-58")
if op == "-" and a == 41 and b == 100:
    print("-59")
if op == "-" and a == 41 and b == 101:
    print("-60")
if op == "-" and a == 41 and b == 102:
    print("-61")
if op == "-" and a == 41 and b == 103:
    print("-62")
if op == "-" and a == 41 and b == 104:
    print("-63")
if op == "-" and a == 41 and b == 105:
    print("-64")
if op == "-" and a == 41 and b == 106:
    print("-65")
if op == "-" and a == 41 and b == 107:
    print("-66")
if op == "-" and a == 41 and b == 108:
    print("-67")
if op == "-" and a == 41 and b == 109:
    print("-68")
if op == "-" and a == 41 and b == 110:
    print("-69")
if op == "-" and a == 41 and b == 111:
    print("-70")
if op == "-" and a == 41 and b == 112:
    print("-71")
if op == "-" and a == 41 and b == 113:
    print("-72")
if op == "-" and a == 41 and b == 114:
    print("-73")
if op == "-" and a == 41 and b == 115:
    print("-74")
if op == "-" and a == 41 and b == 116:
    print("-75")
if op == "-" and a == 41 and b == 117:
    print("-76")
if op == "-" and a == 41 and b == 118:
    print("-77")
if op == "-" and a == 41 and b == 119:
    print("-78")
if op == "-" and a == 41 and b == 120:
    print("-79")
if op == "-" and a == 41 and b == 121:
    print("-80")
if op == "-" and a == 41 and b == 122:
    print("-81")
if op == "-" and a == 41 and b == 123:
    print("-82")
if op == "-" and a == 41 and b == 124:
    print("-83")
if op == "-" and a == 41 and b == 125:
    print("-84")
if op == "-" and a == 41 and b == 126:
    print("-85")
if op == "-" and a == 41 and b == 127:
    print("-86")
if op == "-" and a == 42 and b == 0:
    print("42")
if op == "-" and a == 42 and b == 1:
    print("41")
if op == "-" and a == 42 and b == 2:
    print("40")
if op == "-" and a == 42 and b == 3:
    print("39")
if op == "-" and a == 42 and b == 4:
    print("38")
if op == "-" and a == 42 and b == 5:
    print("37")
if op == "-" and a == 42 and b == 6:
    print("36")
if op == "-" and a == 42 and b == 7:
    print("35")
if op == "-" and a == 42 and b == 8:
    print("34")
if op == "-" and a == 42 and b == 9:
    print("33")
if op == "-" and a == 42 and b == 10:
    print("32")
if op == "-" and a == 42 and b == 11:
    print("31")
if op == "-" and a == 42 and b == 12:
    print("30")
if op == "-" and a == 42 and b == 13:
    print("29")
if op == "-" and a == 42 and b == 14:
    print("28")
if op == "-" and a == 42 and b == 15:
    print("27")
if op == "-" and a == 42 and b == 16:
    print("26")
if op == "-" and a == 42 and b == 17:
    print("25")
if op == "-" and a == 42 and b == 18:
    print("24")
if op == "-" and a == 42 and b == 19:
    print("23")
if op == "-" and a == 42 and b == 20:
    print("22")
if op == "-" and a == 42 and b == 21:
    print("21")
if op == "-" and a == 42 and b == 22:
    print("20")
if op == "-" and a == 42 and b == 23:
    print("19")
if op == "-" and a == 42 and b == 24:
    print("18")
if op == "-" and a == 42 and b == 25:
    print("17")
if op == "-" and a == 42 and b == 26:
    print("16")
if op == "-" and a == 42 and b == 27:
    print("15")
if op == "-" and a == 42 and b == 28:
    print("14")
if op == "-" and a == 42 and b == 29:
    print("13")
if op == "-" and a == 42 and b == 30:
    print("12")
if op == "-" and a == 42 and b == 31:
    print("11")
if op == "-" and a == 42 and b == 32:
    print("10")
if op == "-" and a == 42 and b == 33:
    print("9")
if op == "-" and a == 42 and b == 34:
    print("8")
if op == "-" and a == 42 and b == 35:
    print("7")
if op == "-" and a == 42 and b == 36:
    print("6")
if op == "-" and a == 42 and b == 37:
    print("5")
if op == "-" and a == 42 and b == 38:
    print("4")
if op == "-" and a == 42 and b == 39:
    print("3")
if op == "-" and a == 42 and b == 40:
    print("2")
if op == "-" and a == 42 and b == 41:
    print("1")
if op == "-" and a == 42 and b == 42:
    print("0")
if op == "-" and a == 42 and b == 43:
    print("-1")
if op == "-" and a == 42 and b == 44:
    print("-2")
if op == "-" and a == 42 and b == 45:
    print("-3")
if op == "-" and a == 42 and b == 46:
    print("-4")
if op == "-" and a == 42 and b == 47:
    print("-5")
if op == "-" and a == 42 and b == 48:
    print("-6")
if op == "-" and a == 42 and b == 49:
    print("-7")
if op == "-" and a == 42 and b == 50:
    print("-8")
if op == "-" and a == 42 and b == 51:
    print("-9")
if op == "-" and a == 42 and b == 52:
    print("-10")
if op == "-" and a == 42 and b == 53:
    print("-11")
if op == "-" and a == 42 and b == 54:
    print("-12")
if op == "-" and a == 42 and b == 55:
    print("-13")
if op == "-" and a == 42 and b == 56:
    print("-14")
if op == "-" and a == 42 and b == 57:
    print("-15")
if op == "-" and a == 42 and b == 58:
    print("-16")
if op == "-" and a == 42 and b == 59:
    print("-17")
if op == "-" and a == 42 and b == 60:
    print("-18")
if op == "-" and a == 42 and b == 61:
    print("-19")
if op == "-" and a == 42 and b == 62:
    print("-20")
if op == "-" and a == 42 and b == 63:
    print("-21")
if op == "-" and a == 42 and b == 64:
    print("-22")
if op == "-" and a == 42 and b == 65:
    print("-23")
if op == "-" and a == 42 and b == 66:
    print("-24")
if op == "-" and a == 42 and b == 67:
    print("-25")
if op == "-" and a == 42 and b == 68:
    print("-26")
if op == "-" and a == 42 and b == 69:
    print("-27")
if op == "-" and a == 42 and b == 70:
    print("-28")
if op == "-" and a == 42 and b == 71:
    print("-29")
if op == "-" and a == 42 and b == 72:
    print("-30")
if op == "-" and a == 42 and b == 73:
    print("-31")
if op == "-" and a == 42 and b == 74:
    print("-32")
if op == "-" and a == 42 and b == 75:
    print("-33")
if op == "-" and a == 42 and b == 76:
    print("-34")
if op == "-" and a == 42 and b == 77:
    print("-35")
if op == "-" and a == 42 and b == 78:
    print("-36")
if op == "-" and a == 42 and b == 79:
    print("-37")
if op == "-" and a == 42 and b == 80:
    print("-38")
if op == "-" and a == 42 and b == 81:
    print("-39")
if op == "-" and a == 42 and b == 82:
    print("-40")
if op == "-" and a == 42 and b == 83:
    print("-41")
if op == "-" and a == 42 and b == 84:
    print("-42")
if op == "-" and a == 42 and b == 85:
    print("-43")
if op == "-" and a == 42 and b == 86:
    print("-44")
if op == "-" and a == 42 and b == 87:
    print("-45")
if op == "-" and a == 42 and b == 88:
    print("-46")
if op == "-" and a == 42 and b == 89:
    print("-47")
if op == "-" and a == 42 and b == 90:
    print("-48")
if op == "-" and a == 42 and b == 91:
    print("-49")
if op == "-" and a == 42 and b == 92:
    print("-50")
if op == "-" and a == 42 and b == 93:
    print("-51")
if op == "-" and a == 42 and b == 94:
    print("-52")
if op == "-" and a == 42 and b == 95:
    print("-53")
if op == "-" and a == 42 and b == 96:
    print("-54")
if op == "-" and a == 42 and b == 97:
    print("-55")
if op == "-" and a == 42 and b == 98:
    print("-56")
if op == "-" and a == 42 and b == 99:
    print("-57")
if op == "-" and a == 42 and b == 100:
    print("-58")
if op == "-" and a == 42 and b == 101:
    print("-59")
if op == "-" and a == 42 and b == 102:
    print("-60")
if op == "-" and a == 42 and b == 103:
    print("-61")
if op == "-" and a == 42 and b == 104:
    print("-62")
if op == "-" and a == 42 and b == 105:
    print("-63")
if op == "-" and a == 42 and b == 106:
    print("-64")
if op == "-" and a == 42 and b == 107:
    print("-65")
if op == "-" and a == 42 and b == 108:
    print("-66")
if op == "-" and a == 42 and b == 109:
    print("-67")
if op == "-" and a == 42 and b == 110:
    print("-68")
if op == "-" and a == 42 and b == 111:
    print("-69")
if op == "-" and a == 42 and b == 112:
    print("-70")
if op == "-" and a == 42 and b == 113:
    print("-71")
if op == "-" and a == 42 and b == 114:
    print("-72")
if op == "-" and a == 42 and b == 115:
    print("-73")
if op == "-" and a == 42 and b == 116:
    print("-74")
if op == "-" and a == 42 and b == 117:
    print("-75")
if op == "-" and a == 42 and b == 118:
    print("-76")
if op == "-" and a == 42 and b == 119:
    print("-77")
if op == "-" and a == 42 and b == 120:
    print("-78")
if op == "-" and a == 42 and b == 121:
    print("-79")
if op == "-" and a == 42 and b == 122:
    print("-80")
if op == "-" and a == 42 and b == 123:
    print("-81")
if op == "-" and a == 42 and b == 124:
    print("-82")
if op == "-" and a == 42 and b == 125:
    print("-83")
if op == "-" and a == 42 and b == 126:
    print("-84")
if op == "-" and a == 42 and b == 127:
    print("-85")
if op == "-" and a == 43 and b == 0:
    print("43")
if op == "-" and a == 43 and b == 1:
    print("42")
if op == "-" and a == 43 and b == 2:
    print("41")
if op == "-" and a == 43 and b == 3:
    print("40")
if op == "-" and a == 43 and b == 4:
    print("39")
if op == "-" and a == 43 and b == 5:
    print("38")
if op == "-" and a == 43 and b == 6:
    print("37")
if op == "-" and a == 43 and b == 7:
    print("36")
if op == "-" and a == 43 and b == 8:
    print("35")
if op == "-" and a == 43 and b == 9:
    print("34")
if op == "-" and a == 43 and b == 10:
    print("33")
if op == "-" and a == 43 and b == 11:
    print("32")
if op == "-" and a == 43 and b == 12:
    print("31")
if op == "-" and a == 43 and b == 13:
    print("30")
if op == "-" and a == 43 and b == 14:
    print("29")
if op == "-" and a == 43 and b == 15:
    print("28")
if op == "-" and a == 43 and b == 16:
    print("27")
if op == "-" and a == 43 and b == 17:
    print("26")
if op == "-" and a == 43 and b == 18:
    print("25")
if op == "-" and a == 43 and b == 19:
    print("24")
if op == "-" and a == 43 and b == 20:
    print("23")
if op == "-" and a == 43 and b == 21:
    print("22")
if op == "-" and a == 43 and b == 22:
    print("21")
if op == "-" and a == 43 and b == 23:
    print("20")
if op == "-" and a == 43 and b == 24:
    print("19")
if op == "-" and a == 43 and b == 25:
    print("18")
if op == "-" and a == 43 and b == 26:
    print("17")
if op == "-" and a == 43 and b == 27:
    print("16")
if op == "-" and a == 43 and b == 28:
    print("15")
if op == "-" and a == 43 and b == 29:
    print("14")
if op == "-" and a == 43 and b == 30:
    print("13")
if op == "-" and a == 43 and b == 31:
    print("12")
if op == "-" and a == 43 and b == 32:
    print("11")
if op == "-" and a == 43 and b == 33:
    print("10")
if op == "-" and a == 43 and b == 34:
    print("9")
if op == "-" and a == 43 and b == 35:
    print("8")
if op == "-" and a == 43 and b == 36:
    print("7")
if op == "-" and a == 43 and b == 37:
    print("6")
if op == "-" and a == 43 and b == 38:
    print("5")
if op == "-" and a == 43 and b == 39:
    print("4")
if op == "-" and a == 43 and b == 40:
    print("3")
if op == "-" and a == 43 and b == 41:
    print("2")
if op == "-" and a == 43 and b == 42:
    print("1")
if op == "-" and a == 43 and b == 43:
    print("0")
if op == "-" and a == 43 and b == 44:
    print("-1")
if op == "-" and a == 43 and b == 45:
    print("-2")
if op == "-" and a == 43 and b == 46:
    print("-3")
if op == "-" and a == 43 and b == 47:
    print("-4")
if op == "-" and a == 43 and b == 48:
    print("-5")
if op == "-" and a == 43 and b == 49:
    print("-6")
if op == "-" and a == 43 and b == 50:
    print("-7")
if op == "-" and a == 43 and b == 51:
    print("-8")
if op == "-" and a == 43 and b == 52:
    print("-9")
if op == "-" and a == 43 and b == 53:
    print("-10")
if op == "-" and a == 43 and b == 54:
    print("-11")
if op == "-" and a == 43 and b == 55:
    print("-12")
if op == "-" and a == 43 and b == 56:
    print("-13")
if op == "-" and a == 43 and b == 57:
    print("-14")
if op == "-" and a == 43 and b == 58:
    print("-15")
if op == "-" and a == 43 and b == 59:
    print("-16")
if op == "-" and a == 43 and b == 60:
    print("-17")
if op == "-" and a == 43 and b == 61:
    print("-18")
if op == "-" and a == 43 and b == 62:
    print("-19")
if op == "-" and a == 43 and b == 63:
    print("-20")
if op == "-" and a == 43 and b == 64:
    print("-21")
if op == "-" and a == 43 and b == 65:
    print("-22")
if op == "-" and a == 43 and b == 66:
    print("-23")
if op == "-" and a == 43 and b == 67:
    print("-24")
if op == "-" and a == 43 and b == 68:
    print("-25")
if op == "-" and a == 43 and b == 69:
    print("-26")
if op == "-" and a == 43 and b == 70:
    print("-27")
if op == "-" and a == 43 and b == 71:
    print("-28")
if op == "-" and a == 43 and b == 72:
    print("-29")
if op == "-" and a == 43 and b == 73:
    print("-30")
if op == "-" and a == 43 and b == 74:
    print("-31")
if op == "-" and a == 43 and b == 75:
    print("-32")
if op == "-" and a == 43 and b == 76:
    print("-33")
if op == "-" and a == 43 and b == 77:
    print("-34")
if op == "-" and a == 43 and b == 78:
    print("-35")
if op == "-" and a == 43 and b == 79:
    print("-36")
if op == "-" and a == 43 and b == 80:
    print("-37")
if op == "-" and a == 43 and b == 81:
    print("-38")
if op == "-" and a == 43 and b == 82:
    print("-39")
if op == "-" and a == 43 and b == 83:
    print("-40")
if op == "-" and a == 43 and b == 84:
    print("-41")
if op == "-" and a == 43 and b == 85:
    print("-42")
if op == "-" and a == 43 and b == 86:
    print("-43")
if op == "-" and a == 43 and b == 87:
    print("-44")
if op == "-" and a == 43 and b == 88:
    print("-45")
if op == "-" and a == 43 and b == 89:
    print("-46")
if op == "-" and a == 43 and b == 90:
    print("-47")
if op == "-" and a == 43 and b == 91:
    print("-48")
if op == "-" and a == 43 and b == 92:
    print("-49")
if op == "-" and a == 43 and b == 93:
    print("-50")
if op == "-" and a == 43 and b == 94:
    print("-51")
if op == "-" and a == 43 and b == 95:
    print("-52")
if op == "-" and a == 43 and b == 96:
    print("-53")
if op == "-" and a == 43 and b == 97:
    print("-54")
if op == "-" and a == 43 and b == 98:
    print("-55")
if op == "-" and a == 43 and b == 99:
    print("-56")
if op == "-" and a == 43 and b == 100:
    print("-57")
if op == "-" and a == 43 and b == 101:
    print("-58")
if op == "-" and a == 43 and b == 102:
    print("-59")
if op == "-" and a == 43 and b == 103:
    print("-60")
if op == "-" and a == 43 and b == 104:
    print("-61")
if op == "-" and a == 43 and b == 105:
    print("-62")
if op == "-" and a == 43 and b == 106:
    print("-63")
if op == "-" and a == 43 and b == 107:
    print("-64")
if op == "-" and a == 43 and b == 108:
    print("-65")
if op == "-" and a == 43 and b == 109:
    print("-66")
if op == "-" and a == 43 and b == 110:
    print("-67")
if op == "-" and a == 43 and b == 111:
    print("-68")
if op == "-" and a == 43 and b == 112:
    print("-69")
if op == "-" and a == 43 and b == 113:
    print("-70")
if op == "-" and a == 43 and b == 114:
    print("-71")
if op == "-" and a == 43 and b == 115:
    print("-72")
if op == "-" and a == 43 and b == 116:
    print("-73")
if op == "-" and a == 43 and b == 117:
    print("-74")
if op == "-" and a == 43 and b == 118:
    print("-75")
if op == "-" and a == 43 and b == 119:
    print("-76")
if op == "-" and a == 43 and b == 120:
    print("-77")
if op == "-" and a == 43 and b == 121:
    print("-78")
if op == "-" and a == 43 and b == 122:
    print("-79")
if op == "-" and a == 43 and b == 123:
    print("-80")
if op == "-" and a == 43 and b == 124:
    print("-81")
if op == "-" and a == 43 and b == 125:
    print("-82")
if op == "-" and a == 43 and b == 126:
    print("-83")
if op == "-" and a == 43 and b == 127:
    print("-84")
if op == "-" and a == 44 and b == 0:
    print("44")
if op == "-" and a == 44 and b == 1:
    print("43")
if op == "-" and a == 44 and b == 2:
    print("42")
if op == "-" and a == 44 and b == 3:
    print("41")
if op == "-" and a == 44 and b == 4:
    print("40")
if op == "-" and a == 44 and b == 5:
    print("39")
if op == "-" and a == 44 and b == 6:
    print("38")
if op == "-" and a == 44 and b == 7:
    print("37")
if op == "-" and a == 44 and b == 8:
    print("36")
if op == "-" and a == 44 and b == 9:
    print("35")
if op == "-" and a == 44 and b == 10:
    print("34")
if op == "-" and a == 44 and b == 11:
    print("33")
if op == "-" and a == 44 and b == 12:
    print("32")
if op == "-" and a == 44 and b == 13:
    print("31")
if op == "-" and a == 44 and b == 14:
    print("30")
if op == "-" and a == 44 and b == 15:
    print("29")
if op == "-" and a == 44 and b == 16:
    print("28")
if op == "-" and a == 44 and b == 17:
    print("27")
if op == "-" and a == 44 and b == 18:
    print("26")
if op == "-" and a == 44 and b == 19:
    print("25")
if op == "-" and a == 44 and b == 20:
    print("24")
if op == "-" and a == 44 and b == 21:
    print("23")
if op == "-" and a == 44 and b == 22:
    print("22")
if op == "-" and a == 44 and b == 23:
    print("21")
if op == "-" and a == 44 and b == 24:
    print("20")
if op == "-" and a == 44 and b == 25:
    print("19")
if op == "-" and a == 44 and b == 26:
    print("18")
if op == "-" and a == 44 and b == 27:
    print("17")
if op == "-" and a == 44 and b == 28:
    print("16")
if op == "-" and a == 44 and b == 29:
    print("15")
if op == "-" and a == 44 and b == 30:
    print("14")
if op == "-" and a == 44 and b == 31:
    print("13")
if op == "-" and a == 44 and b == 32:
    print("12")
if op == "-" and a == 44 and b == 33:
    print("11")
if op == "-" and a == 44 and b == 34:
    print("10")
if op == "-" and a == 44 and b == 35:
    print("9")
if op == "-" and a == 44 and b == 36:
    print("8")
if op == "-" and a == 44 and b == 37:
    print("7")
if op == "-" and a == 44 and b == 38:
    print("6")
if op == "-" and a == 44 and b == 39:
    print("5")
if op == "-" and a == 44 and b == 40:
    print("4")
if op == "-" and a == 44 and b == 41:
    print("3")
if op == "-" and a == 44 and b == 42:
    print("2")
if op == "-" and a == 44 and b == 43:
    print("1")
if op == "-" and a == 44 and b == 44:
    print("0")
if op == "-" and a == 44 and b == 45:
    print("-1")
if op == "-" and a == 44 and b == 46:
    print("-2")
if op == "-" and a == 44 and b == 47:
    print("-3")
if op == "-" and a == 44 and b == 48:
    print("-4")
if op == "-" and a == 44 and b == 49:
    print("-5")
if op == "-" and a == 44 and b == 50:
    print("-6")
if op == "-" and a == 44 and b == 51:
    print("-7")
if op == "-" and a == 44 and b == 52:
    print("-8")
if op == "-" and a == 44 and b == 53:
    print("-9")
if op == "-" and a == 44 and b == 54:
    print("-10")
if op == "-" and a == 44 and b == 55:
    print("-11")
if op == "-" and a == 44 and b == 56:
    print("-12")
if op == "-" and a == 44 and b == 57:
    print("-13")
if op == "-" and a == 44 and b == 58:
    print("-14")
if op == "-" and a == 44 and b == 59:
    print("-15")
if op == "-" and a == 44 and b == 60:
    print("-16")
if op == "-" and a == 44 and b == 61:
    print("-17")
if op == "-" and a == 44 and b == 62:
    print("-18")
if op == "-" and a == 44 and b == 63:
    print("-19")
if op == "-" and a == 44 and b == 64:
    print("-20")
if op == "-" and a == 44 and b == 65:
    print("-21")
if op == "-" and a == 44 and b == 66:
    print("-22")
if op == "-" and a == 44 and b == 67:
    print("-23")
if op == "-" and a == 44 and b == 68:
    print("-24")
if op == "-" and a == 44 and b == 69:
    print("-25")
if op == "-" and a == 44 and b == 70:
    print("-26")
if op == "-" and a == 44 and b == 71:
    print("-27")
if op == "-" and a == 44 and b == 72:
    print("-28")
if op == "-" and a == 44 and b == 73:
    print("-29")
if op == "-" and a == 44 and b == 74:
    print("-30")
if op == "-" and a == 44 and b == 75:
    print("-31")
if op == "-" and a == 44 and b == 76:
    print("-32")
if op == "-" and a == 44 and b == 77:
    print("-33")
if op == "-" and a == 44 and b == 78:
    print("-34")
if op == "-" and a == 44 and b == 79:
    print("-35")
if op == "-" and a == 44 and b == 80:
    print("-36")
if op == "-" and a == 44 and b == 81:
    print("-37")
if op == "-" and a == 44 and b == 82:
    print("-38")
if op == "-" and a == 44 and b == 83:
    print("-39")
if op == "-" and a == 44 and b == 84:
    print("-40")
if op == "-" and a == 44 and b == 85:
    print("-41")
if op == "-" and a == 44 and b == 86:
    print("-42")
if op == "-" and a == 44 and b == 87:
    print("-43")
if op == "-" and a == 44 and b == 88:
    print("-44")
if op == "-" and a == 44 and b == 89:
    print("-45")
if op == "-" and a == 44 and b == 90:
    print("-46")
if op == "-" and a == 44 and b == 91:
    print("-47")
if op == "-" and a == 44 and b == 92:
    print("-48")
if op == "-" and a == 44 and b == 93:
    print("-49")
if op == "-" and a == 44 and b == 94:
    print("-50")
if op == "-" and a == 44 and b == 95:
    print("-51")
if op == "-" and a == 44 and b == 96:
    print("-52")
if op == "-" and a == 44 and b == 97:
    print("-53")
if op == "-" and a == 44 and b == 98:
    print("-54")
if op == "-" and a == 44 and b == 99:
    print("-55")
if op == "-" and a == 44 and b == 100:
    print("-56")
if op == "-" and a == 44 and b == 101:
    print("-57")
if op == "-" and a == 44 and b == 102:
    print("-58")
if op == "-" and a == 44 and b == 103:
    print("-59")
if op == "-" and a == 44 and b == 104:
    print("-60")
if op == "-" and a == 44 and b == 105:
    print("-61")
if op == "-" and a == 44 and b == 106:
    print("-62")
if op == "-" and a == 44 and b == 107:
    print("-63")
if op == "-" and a == 44 and b == 108:
    print("-64")
if op == "-" and a == 44 and b == 109:
    print("-65")
if op == "-" and a == 44 and b == 110:
    print("-66")
if op == "-" and a == 44 and b == 111:
    print("-67")
if op == "-" and a == 44 and b == 112:
    print("-68")
if op == "-" and a == 44 and b == 113:
    print("-69")
if op == "-" and a == 44 and b == 114:
    print("-70")
if op == "-" and a == 44 and b == 115:
    print("-71")
if op == "-" and a == 44 and b == 116:
    print("-72")
if op == "-" and a == 44 and b == 117:
    print("-73")
if op == "-" and a == 44 and b == 118:
    print("-74")
if op == "-" and a == 44 and b == 119:
    print("-75")
if op == "-" and a == 44 and b == 120:
    print("-76")
if op == "-" and a == 44 and b == 121:
    print("-77")
if op == "-" and a == 44 and b == 122:
    print("-78")
if op == "-" and a == 44 and b == 123:
    print("-79")
if op == "-" and a == 44 and b == 124:
    print("-80")
if op == "-" and a == 44 and b == 125:
    print("-81")
if op == "-" and a == 44 and b == 126:
    print("-82")
if op == "-" and a == 44 and b == 127:
    print("-83")
if op == "-" and a == 45 and b == 0:
    print("45")
if op == "-" and a == 45 and b == 1:
    print("44")
if op == "-" and a == 45 and b == 2:
    print("43")
if op == "-" and a == 45 and b == 3:
    print("42")
if op == "-" and a == 45 and b == 4:
    print("41")
if op == "-" and a == 45 and b == 5:
    print("40")
if op == "-" and a == 45 and b == 6:
    print("39")
if op == "-" and a == 45 and b == 7:
    print("38")
if op == "-" and a == 45 and b == 8:
    print("37")
if op == "-" and a == 45 and b == 9:
    print("36")
if op == "-" and a == 45 and b == 10:
    print("35")
if op == "-" and a == 45 and b == 11:
    print("34")
if op == "-" and a == 45 and b == 12:
    print("33")
if op == "-" and a == 45 and b == 13:
    print("32")
if op == "-" and a == 45 and b == 14:
    print("31")
if op == "-" and a == 45 and b == 15:
    print("30")
if op == "-" and a == 45 and b == 16:
    print("29")
if op == "-" and a == 45 and b == 17:
    print("28")
if op == "-" and a == 45 and b == 18:
    print("27")
if op == "-" and a == 45 and b == 19:
    print("26")
if op == "-" and a == 45 and b == 20:
    print("25")
if op == "-" and a == 45 and b == 21:
    print("24")
if op == "-" and a == 45 and b == 22:
    print("23")
if op == "-" and a == 45 and b == 23:
    print("22")
if op == "-" and a == 45 and b == 24:
    print("21")
if op == "-" and a == 45 and b == 25:
    print("20")
if op == "-" and a == 45 and b == 26:
    print("19")
if op == "-" and a == 45 and b == 27:
    print("18")
if op == "-" and a == 45 and b == 28:
    print("17")
if op == "-" and a == 45 and b == 29:
    print("16")
if op == "-" and a == 45 and b == 30:
    print("15")
if op == "-" and a == 45 and b == 31:
    print("14")
if op == "-" and a == 45 and b == 32:
    print("13")
if op == "-" and a == 45 and b == 33:
    print("12")
if op == "-" and a == 45 and b == 34:
    print("11")
if op == "-" and a == 45 and b == 35:
    print("10")
if op == "-" and a == 45 and b == 36:
    print("9")
if op == "-" and a == 45 and b == 37:
    print("8")
if op == "-" and a == 45 and b == 38:
    print("7")
if op == "-" and a == 45 and b == 39:
    print("6")
if op == "-" and a == 45 and b == 40:
    print("5")
if op == "-" and a == 45 and b == 41:
    print("4")
if op == "-" and a == 45 and b == 42:
    print("3")
if op == "-" and a == 45 and b == 43:
    print("2")
if op == "-" and a == 45 and b == 44:
    print("1")
if op == "-" and a == 45 and b == 45:
    print("0")
if op == "-" and a == 45 and b == 46:
    print("-1")
if op == "-" and a == 45 and b == 47:
    print("-2")
if op == "-" and a == 45 and b == 48:
    print("-3")
if op == "-" and a == 45 and b == 49:
    print("-4")
if op == "-" and a == 45 and b == 50:
    print("-5")
if op == "-" and a == 45 and b == 51:
    print("-6")
if op == "-" and a == 45 and b == 52:
    print("-7")
if op == "-" and a == 45 and b == 53:
    print("-8")
if op == "-" and a == 45 and b == 54:
    print("-9")
if op == "-" and a == 45 and b == 55:
    print("-10")
if op == "-" and a == 45 and b == 56:
    print("-11")
if op == "-" and a == 45 and b == 57:
    print("-12")
if op == "-" and a == 45 and b == 58:
    print("-13")
if op == "-" and a == 45 and b == 59:
    print("-14")
if op == "-" and a == 45 and b == 60:
    print("-15")
if op == "-" and a == 45 and b == 61:
    print("-16")
if op == "-" and a == 45 and b == 62:
    print("-17")
if op == "-" and a == 45 and b == 63:
    print("-18")
if op == "-" and a == 45 and b == 64:
    print("-19")
if op == "-" and a == 45 and b == 65:
    print("-20")
if op == "-" and a == 45 and b == 66:
    print("-21")
if op == "-" and a == 45 and b == 67:
    print("-22")
if op == "-" and a == 45 and b == 68:
    print("-23")
if op == "-" and a == 45 and b == 69:
    print("-24")
if op == "-" and a == 45 and b == 70:
    print("-25")
if op == "-" and a == 45 and b == 71:
    print("-26")
if op == "-" and a == 45 and b == 72:
    print("-27")
if op == "-" and a == 45 and b == 73:
    print("-28")
if op == "-" and a == 45 and b == 74:
    print("-29")
if op == "-" and a == 45 and b == 75:
    print("-30")
if op == "-" and a == 45 and b == 76:
    print("-31")
if op == "-" and a == 45 and b == 77:
    print("-32")
if op == "-" and a == 45 and b == 78:
    print("-33")
if op == "-" and a == 45 and b == 79:
    print("-34")
if op == "-" and a == 45 and b == 80:
    print("-35")
if op == "-" and a == 45 and b == 81:
    print("-36")
if op == "-" and a == 45 and b == 82:
    print("-37")
if op == "-" and a == 45 and b == 83:
    print("-38")
if op == "-" and a == 45 and b == 84:
    print("-39")
if op == "-" and a == 45 and b == 85:
    print("-40")
if op == "-" and a == 45 and b == 86:
    print("-41")
if op == "-" and a == 45 and b == 87:
    print("-42")
if op == "-" and a == 45 and b == 88:
    print("-43")
if op == "-" and a == 45 and b == 89:
    print("-44")
if op == "-" and a == 45 and b == 90:
    print("-45")
if op == "-" and a == 45 and b == 91:
    print("-46")
if op == "-" and a == 45 and b == 92:
    print("-47")
if op == "-" and a == 45 and b == 93:
    print("-48")
if op == "-" and a == 45 and b == 94:
    print("-49")
if op == "-" and a == 45 and b == 95:
    print("-50")
if op == "-" and a == 45 and b == 96:
    print("-51")
if op == "-" and a == 45 and b == 97:
    print("-52")
if op == "-" and a == 45 and b == 98:
    print("-53")
if op == "-" and a == 45 and b == 99:
    print("-54")
if op == "-" and a == 45 and b == 100:
    print("-55")
if op == "-" and a == 45 and b == 101:
    print("-56")
if op == "-" and a == 45 and b == 102:
    print("-57")
if op == "-" and a == 45 and b == 103:
    print("-58")
if op == "-" and a == 45 and b == 104:
    print("-59")
if op == "-" and a == 45 and b == 105:
    print("-60")
if op == "-" and a == 45 and b == 106:
    print("-61")
if op == "-" and a == 45 and b == 107:
    print("-62")
if op == "-" and a == 45 and b == 108:
    print("-63")
if op == "-" and a == 45 and b == 109:
    print("-64")
if op == "-" and a == 45 and b == 110:
    print("-65")
if op == "-" and a == 45 and b == 111:
    print("-66")
if op == "-" and a == 45 and b == 112:
    print("-67")
if op == "-" and a == 45 and b == 113:
    print("-68")
if op == "-" and a == 45 and b == 114:
    print("-69")
if op == "-" and a == 45 and b == 115:
    print("-70")
if op == "-" and a == 45 and b == 116:
    print("-71")
if op == "-" and a == 45 and b == 117:
    print("-72")
if op == "-" and a == 45 and b == 118:
    print("-73")
if op == "-" and a == 45 and b == 119:
    print("-74")
if op == "-" and a == 45 and b == 120:
    print("-75")
if op == "-" and a == 45 and b == 121:
    print("-76")
if op == "-" and a == 45 and b == 122:
    print("-77")
if op == "-" and a == 45 and b == 123:
    print("-78")
if op == "-" and a == 45 and b == 124:
    print("-79")
if op == "-" and a == 45 and b == 125:
    print("-80")
if op == "-" and a == 45 and b == 126:
    print("-81")
if op == "-" and a == 45 and b == 127:
    print("-82")
if op == "-" and a == 46 and b == 0:
    print("46")
if op == "-" and a == 46 and b == 1:
    print("45")
if op == "-" and a == 46 and b == 2:
    print("44")
if op == "-" and a == 46 and b == 3:
    print("43")
if op == "-" and a == 46 and b == 4:
    print("42")
if op == "-" and a == 46 and b == 5:
    print("41")
if op == "-" and a == 46 and b == 6:
    print("40")
if op == "-" and a == 46 and b == 7:
    print("39")
if op == "-" and a == 46 and b == 8:
    print("38")
if op == "-" and a == 46 and b == 9:
    print("37")
if op == "-" and a == 46 and b == 10:
    print("36")
if op == "-" and a == 46 and b == 11:
    print("35")
if op == "-" and a == 46 and b == 12:
    print("34")
if op == "-" and a == 46 and b == 13:
    print("33")
if op == "-" and a == 46 and b == 14:
    print("32")
if op == "-" and a == 46 and b == 15:
    print("31")
if op == "-" and a == 46 and b == 16:
    print("30")
if op == "-" and a == 46 and b == 17:
    print("29")
if op == "-" and a == 46 and b == 18:
    print("28")
if op == "-" and a == 46 and b == 19:
    print("27")
if op == "-" and a == 46 and b == 20:
    print("26")
if op == "-" and a == 46 and b == 21:
    print("25")
if op == "-" and a == 46 and b == 22:
    print("24")
if op == "-" and a == 46 and b == 23:
    print("23")
if op == "-" and a == 46 and b == 24:
    print("22")
if op == "-" and a == 46 and b == 25:
    print("21")
if op == "-" and a == 46 and b == 26:
    print("20")
if op == "-" and a == 46 and b == 27:
    print("19")
if op == "-" and a == 46 and b == 28:
    print("18")
if op == "-" and a == 46 and b == 29:
    print("17")
if op == "-" and a == 46 and b == 30:
    print("16")
if op == "-" and a == 46 and b == 31:
    print("15")
if op == "-" and a == 46 and b == 32:
    print("14")
if op == "-" and a == 46 and b == 33:
    print("13")
if op == "-" and a == 46 and b == 34:
    print("12")
if op == "-" and a == 46 and b == 35:
    print("11")
if op == "-" and a == 46 and b == 36:
    print("10")
if op == "-" and a == 46 and b == 37:
    print("9")
if op == "-" and a == 46 and b == 38:
    print("8")
if op == "-" and a == 46 and b == 39:
    print("7")
if op == "-" and a == 46 and b == 40:
    print("6")
if op == "-" and a == 46 and b == 41:
    print("5")
if op == "-" and a == 46 and b == 42:
    print("4")
if op == "-" and a == 46 and b == 43:
    print("3")
if op == "-" and a == 46 and b == 44:
    print("2")
if op == "-" and a == 46 and b == 45:
    print("1")
if op == "-" and a == 46 and b == 46:
    print("0")
if op == "-" and a == 46 and b == 47:
    print("-1")
if op == "-" and a == 46 and b == 48:
    print("-2")
if op == "-" and a == 46 and b == 49:
    print("-3")
if op == "-" and a == 46 and b == 50:
    print("-4")
if op == "-" and a == 46 and b == 51:
    print("-5")
if op == "-" and a == 46 and b == 52:
    print("-6")
if op == "-" and a == 46 and b == 53:
    print("-7")
if op == "-" and a == 46 and b == 54:
    print("-8")
if op == "-" and a == 46 and b == 55:
    print("-9")
if op == "-" and a == 46 and b == 56:
    print("-10")
if op == "-" and a == 46 and b == 57:
    print("-11")
if op == "-" and a == 46 and b == 58:
    print("-12")
if op == "-" and a == 46 and b == 59:
    print("-13")
if op == "-" and a == 46 and b == 60:
    print("-14")
if op == "-" and a == 46 and b == 61:
    print("-15")
if op == "-" and a == 46 and b == 62:
    print("-16")
if op == "-" and a == 46 and b == 63:
    print("-17")
if op == "-" and a == 46 and b == 64:
    print("-18")
if op == "-" and a == 46 and b == 65:
    print("-19")
if op == "-" and a == 46 and b == 66:
    print("-20")
if op == "-" and a == 46 and b == 67:
    print("-21")
if op == "-" and a == 46 and b == 68:
    print("-22")
if op == "-" and a == 46 and b == 69:
    print("-23")
if op == "-" and a == 46 and b == 70:
    print("-24")
if op == "-" and a == 46 and b == 71:
    print("-25")
if op == "-" and a == 46 and b == 72:
    print("-26")
if op == "-" and a == 46 and b == 73:
    print("-27")
if op == "-" and a == 46 and b == 74:
    print("-28")
if op == "-" and a == 46 and b == 75:
    print("-29")
if op == "-" and a == 46 and b == 76:
    print("-30")
if op == "-" and a == 46 and b == 77:
    print("-31")
if op == "-" and a == 46 and b == 78:
    print("-32")
if op == "-" and a == 46 and b == 79:
    print("-33")
if op == "-" and a == 46 and b == 80:
    print("-34")
if op == "-" and a == 46 and b == 81:
    print("-35")
if op == "-" and a == 46 and b == 82:
    print("-36")
if op == "-" and a == 46 and b == 83:
    print("-37")
if op == "-" and a == 46 and b == 84:
    print("-38")
if op == "-" and a == 46 and b == 85:
    print("-39")
if op == "-" and a == 46 and b == 86:
    print("-40")
if op == "-" and a == 46 and b == 87:
    print("-41")
if op == "-" and a == 46 and b == 88:
    print("-42")
if op == "-" and a == 46 and b == 89:
    print("-43")
if op == "-" and a == 46 and b == 90:
    print("-44")
if op == "-" and a == 46 and b == 91:
    print("-45")
if op == "-" and a == 46 and b == 92:
    print("-46")
if op == "-" and a == 46 and b == 93:
    print("-47")
if op == "-" and a == 46 and b == 94:
    print("-48")
if op == "-" and a == 46 and b == 95:
    print("-49")
if op == "-" and a == 46 and b == 96:
    print("-50")
if op == "-" and a == 46 and b == 97:
    print("-51")
if op == "-" and a == 46 and b == 98:
    print("-52")
if op == "-" and a == 46 and b == 99:
    print("-53")
if op == "-" and a == 46 and b == 100:
    print("-54")
if op == "-" and a == 46 and b == 101:
    print("-55")
if op == "-" and a == 46 and b == 102:
    print("-56")
if op == "-" and a == 46 and b == 103:
    print("-57")
if op == "-" and a == 46 and b == 104:
    print("-58")
if op == "-" and a == 46 and b == 105:
    print("-59")
if op == "-" and a == 46 and b == 106:
    print("-60")
if op == "-" and a == 46 and b == 107:
    print("-61")
if op == "-" and a == 46 and b == 108:
    print("-62")
if op == "-" and a == 46 and b == 109:
    print("-63")
if op == "-" and a == 46 and b == 110:
    print("-64")
if op == "-" and a == 46 and b == 111:
    print("-65")
if op == "-" and a == 46 and b == 112:
    print("-66")
if op == "-" and a == 46 and b == 113:
    print("-67")
if op == "-" and a == 46 and b == 114:
    print("-68")
if op == "-" and a == 46 and b == 115:
    print("-69")
if op == "-" and a == 46 and b == 116:
    print("-70")
if op == "-" and a == 46 and b == 117:
    print("-71")
if op == "-" and a == 46 and b == 118:
    print("-72")
if op == "-" and a == 46 and b == 119:
    print("-73")
if op == "-" and a == 46 and b == 120:
    print("-74")
if op == "-" and a == 46 and b == 121:
    print("-75")
if op == "-" and a == 46 and b == 122:
    print("-76")
if op == "-" and a == 46 and b == 123:
    print("-77")
if op == "-" and a == 46 and b == 124:
    print("-78")
if op == "-" and a == 46 and b == 125:
    print("-79")
if op == "-" and a == 46 and b == 126:
    print("-80")
if op == "-" and a == 46 and b == 127:
    print("-81")
if op == "-" and a == 47 and b == 0:
    print("47")
if op == "-" and a == 47 and b == 1:
    print("46")
if op == "-" and a == 47 and b == 2:
    print("45")
if op == "-" and a == 47 and b == 3:
    print("44")
if op == "-" and a == 47 and b == 4:
    print("43")
if op == "-" and a == 47 and b == 5:
    print("42")
if op == "-" and a == 47 and b == 6:
    print("41")
if op == "-" and a == 47 and b == 7:
    print("40")
if op == "-" and a == 47 and b == 8:
    print("39")
if op == "-" and a == 47 and b == 9:
    print("38")
if op == "-" and a == 47 and b == 10:
    print("37")
if op == "-" and a == 47 and b == 11:
    print("36")
if op == "-" and a == 47 and b == 12:
    print("35")
if op == "-" and a == 47 and b == 13:
    print("34")
if op == "-" and a == 47 and b == 14:
    print("33")
if op == "-" and a == 47 and b == 15:
    print("32")
if op == "-" and a == 47 and b == 16:
    print("31")
if op == "-" and a == 47 and b == 17:
    print("30")
if op == "-" and a == 47 and b == 18:
    print("29")
if op == "-" and a == 47 and b == 19:
    print("28")
if op == "-" and a == 47 and b == 20:
    print("27")
if op == "-" and a == 47 and b == 21:
    print("26")
if op == "-" and a == 47 and b == 22:
    print("25")
if op == "-" and a == 47 and b == 23:
    print("24")
if op == "-" and a == 47 and b == 24:
    print("23")
if op == "-" and a == 47 and b == 25:
    print("22")
if op == "-" and a == 47 and b == 26:
    print("21")
if op == "-" and a == 47 and b == 27:
    print("20")
if op == "-" and a == 47 and b == 28:
    print("19")
if op == "-" and a == 47 and b == 29:
    print("18")
if op == "-" and a == 47 and b == 30:
    print("17")
if op == "-" and a == 47 and b == 31:
    print("16")
if op == "-" and a == 47 and b == 32:
    print("15")
if op == "-" and a == 47 and b == 33:
    print("14")
if op == "-" and a == 47 and b == 34:
    print("13")
if op == "-" and a == 47 and b == 35:
    print("12")
if op == "-" and a == 47 and b == 36:
    print("11")
if op == "-" and a == 47 and b == 37:
    print("10")
if op == "-" and a == 47 and b == 38:
    print("9")
if op == "-" and a == 47 and b == 39:
    print("8")
if op == "-" and a == 47 and b == 40:
    print("7")
if op == "-" and a == 47 and b == 41:
    print("6")
if op == "-" and a == 47 and b == 42:
    print("5")
if op == "-" and a == 47 and b == 43:
    print("4")
if op == "-" and a == 47 and b == 44:
    print("3")
if op == "-" and a == 47 and b == 45:
    print("2")
if op == "-" and a == 47 and b == 46:
    print("1")
if op == "-" and a == 47 and b == 47:
    print("0")
if op == "-" and a == 47 and b == 48:
    print("-1")
if op == "-" and a == 47 and b == 49:
    print("-2")
if op == "-" and a == 47 and b == 50:
    print("-3")
if op == "-" and a == 47 and b == 51:
    print("-4")
if op == "-" and a == 47 and b == 52:
    print("-5")
if op == "-" and a == 47 and b == 53:
    print("-6")
if op == "-" and a == 47 and b == 54:
    print("-7")
if op == "-" and a == 47 and b == 55:
    print("-8")
if op == "-" and a == 47 and b == 56:
    print("-9")
if op == "-" and a == 47 and b == 57:
    print("-10")
if op == "-" and a == 47 and b == 58:
    print("-11")
if op == "-" and a == 47 and b == 59:
    print("-12")
if op == "-" and a == 47 and b == 60:
    print("-13")
if op == "-" and a == 47 and b == 61:
    print("-14")
if op == "-" and a == 47 and b == 62:
    print("-15")
if op == "-" and a == 47 and b == 63:
    print("-16")
if op == "-" and a == 47 and b == 64:
    print("-17")
if op == "-" and a == 47 and b == 65:
    print("-18")
if op == "-" and a == 47 and b == 66:
    print("-19")
if op == "-" and a == 47 and b == 67:
    print("-20")
if op == "-" and a == 47 and b == 68:
    print("-21")
if op == "-" and a == 47 and b == 69:
    print("-22")
if op == "-" and a == 47 and b == 70:
    print("-23")
if op == "-" and a == 47 and b == 71:
    print("-24")
if op == "-" and a == 47 and b == 72:
    print("-25")
if op == "-" and a == 47 and b == 73:
    print("-26")
if op == "-" and a == 47 and b == 74:
    print("-27")
if op == "-" and a == 47 and b == 75:
    print("-28")
if op == "-" and a == 47 and b == 76:
    print("-29")
if op == "-" and a == 47 and b == 77:
    print("-30")
if op == "-" and a == 47 and b == 78:
    print("-31")
if op == "-" and a == 47 and b == 79:
    print("-32")
if op == "-" and a == 47 and b == 80:
    print("-33")
if op == "-" and a == 47 and b == 81:
    print("-34")
if op == "-" and a == 47 and b == 82:
    print("-35")
if op == "-" and a == 47 and b == 83:
    print("-36")
if op == "-" and a == 47 and b == 84:
    print("-37")
if op == "-" and a == 47 and b == 85:
    print("-38")
if op == "-" and a == 47 and b == 86:
    print("-39")
if op == "-" and a == 47 and b == 87:
    print("-40")
if op == "-" and a == 47 and b == 88:
    print("-41")
if op == "-" and a == 47 and b == 89:
    print("-42")
if op == "-" and a == 47 and b == 90:
    print("-43")
if op == "-" and a == 47 and b == 91:
    print("-44")
if op == "-" and a == 47 and b == 92:
    print("-45")
if op == "-" and a == 47 and b == 93:
    print("-46")
if op == "-" and a == 47 and b == 94:
    print("-47")
if op == "-" and a == 47 and b == 95:
    print("-48")
if op == "-" and a == 47 and b == 96:
    print("-49")
if op == "-" and a == 47 and b == 97:
    print("-50")
if op == "-" and a == 47 and b == 98:
    print("-51")
if op == "-" and a == 47 and b == 99:
    print("-52")
if op == "-" and a == 47 and b == 100:
    print("-53")
if op == "-" and a == 47 and b == 101:
    print("-54")
if op == "-" and a == 47 and b == 102:
    print("-55")
if op == "-" and a == 47 and b == 103:
    print("-56")
if op == "-" and a == 47 and b == 104:
    print("-57")
if op == "-" and a == 47 and b == 105:
    print("-58")
if op == "-" and a == 47 and b == 106:
    print("-59")
if op == "-" and a == 47 and b == 107:
    print("-60")
if op == "-" and a == 47 and b == 108:
    print("-61")
if op == "-" and a == 47 and b == 109:
    print("-62")
if op == "-" and a == 47 and b == 110:
    print("-63")
if op == "-" and a == 47 and b == 111:
    print("-64")
if op == "-" and a == 47 and b == 112:
    print("-65")
if op == "-" and a == 47 and b == 113:
    print("-66")
if op == "-" and a == 47 and b == 114:
    print("-67")
if op == "-" and a == 47 and b == 115:
    print("-68")
if op == "-" and a == 47 and b == 116:
    print("-69")
if op == "-" and a == 47 and b == 117:
    print("-70")
if op == "-" and a == 47 and b == 118:
    print("-71")
if op == "-" and a == 47 and b == 119:
    print("-72")
if op == "-" and a == 47 and b == 120:
    print("-73")
if op == "-" and a == 47 and b == 121:
    print("-74")
if op == "-" and a == 47 and b == 122:
    print("-75")
if op == "-" and a == 47 and b == 123:
    print("-76")
if op == "-" and a == 47 and b == 124:
    print("-77")
if op == "-" and a == 47 and b == 125:
    print("-78")
if op == "-" and a == 47 and b == 126:
    print("-79")
if op == "-" and a == 47 and b == 127:
    print("-80")
if op == "-" and a == 48 and b == 0:
    print("48")
if op == "-" and a == 48 and b == 1:
    print("47")
if op == "-" and a == 48 and b == 2:
    print("46")
if op == "-" and a == 48 and b == 3:
    print("45")
if op == "-" and a == 48 and b == 4:
    print("44")
if op == "-" and a == 48 and b == 5:
    print("43")
if op == "-" and a == 48 and b == 6:
    print("42")
if op == "-" and a == 48 and b == 7:
    print("41")
if op == "-" and a == 48 and b == 8:
    print("40")
if op == "-" and a == 48 and b == 9:
    print("39")
if op == "-" and a == 48 and b == 10:
    print("38")
if op == "-" and a == 48 and b == 11:
    print("37")
if op == "-" and a == 48 and b == 12:
    print("36")
if op == "-" and a == 48 and b == 13:
    print("35")
if op == "-" and a == 48 and b == 14:
    print("34")
if op == "-" and a == 48 and b == 15:
    print("33")
if op == "-" and a == 48 and b == 16:
    print("32")
if op == "-" and a == 48 and b == 17:
    print("31")
if op == "-" and a == 48 and b == 18:
    print("30")
if op == "-" and a == 48 and b == 19:
    print("29")
if op == "-" and a == 48 and b == 20:
    print("28")
if op == "-" and a == 48 and b == 21:
    print("27")
if op == "-" and a == 48 and b == 22:
    print("26")
if op == "-" and a == 48 and b == 23:
    print("25")
if op == "-" and a == 48 and b == 24:
    print("24")
if op == "-" and a == 48 and b == 25:
    print("23")
if op == "-" and a == 48 and b == 26:
    print("22")
if op == "-" and a == 48 and b == 27:
    print("21")
if op == "-" and a == 48 and b == 28:
    print("20")
if op == "-" and a == 48 and b == 29:
    print("19")
if op == "-" and a == 48 and b == 30:
    print("18")
if op == "-" and a == 48 and b == 31:
    print("17")
if op == "-" and a == 48 and b == 32:
    print("16")
if op == "-" and a == 48 and b == 33:
    print("15")
if op == "-" and a == 48 and b == 34:
    print("14")
if op == "-" and a == 48 and b == 35:
    print("13")
if op == "-" and a == 48 and b == 36:
    print("12")
if op == "-" and a == 48 and b == 37:
    print("11")
if op == "-" and a == 48 and b == 38:
    print("10")
if op == "-" and a == 48 and b == 39:
    print("9")
if op == "-" and a == 48 and b == 40:
    print("8")
if op == "-" and a == 48 and b == 41:
    print("7")
if op == "-" and a == 48 and b == 42:
    print("6")
if op == "-" and a == 48 and b == 43:
    print("5")
if op == "-" and a == 48 and b == 44:
    print("4")
if op == "-" and a == 48 and b == 45:
    print("3")
if op == "-" and a == 48 and b == 46:
    print("2")
if op == "-" and a == 48 and b == 47:
    print("1")
if op == "-" and a == 48 and b == 48:
    print("0")
if op == "-" and a == 48 and b == 49:
    print("-1")
if op == "-" and a == 48 and b == 50:
    print("-2")
if op == "-" and a == 48 and b == 51:
    print("-3")
if op == "-" and a == 48 and b == 52:
    print("-4")
if op == "-" and a == 48 and b == 53:
    print("-5")
if op == "-" and a == 48 and b == 54:
    print("-6")
if op == "-" and a == 48 and b == 55:
    print("-7")
if op == "-" and a == 48 and b == 56:
    print("-8")
if op == "-" and a == 48 and b == 57:
    print("-9")
if op == "-" and a == 48 and b == 58:
    print("-10")
if op == "-" and a == 48 and b == 59:
    print("-11")
if op == "-" and a == 48 and b == 60:
    print("-12")
if op == "-" and a == 48 and b == 61:
    print("-13")
if op == "-" and a == 48 and b == 62:
    print("-14")
if op == "-" and a == 48 and b == 63:
    print("-15")
if op == "-" and a == 48 and b == 64:
    print("-16")
if op == "-" and a == 48 and b == 65:
    print("-17")
if op == "-" and a == 48 and b == 66:
    print("-18")
if op == "-" and a == 48 and b == 67:
    print("-19")
if op == "-" and a == 48 and b == 68:
    print("-20")
if op == "-" and a == 48 and b == 69:
    print("-21")
if op == "-" and a == 48 and b == 70:
    print("-22")
if op == "-" and a == 48 and b == 71:
    print("-23")
if op == "-" and a == 48 and b == 72:
    print("-24")
if op == "-" and a == 48 and b == 73:
    print("-25")
if op == "-" and a == 48 and b == 74:
    print("-26")
if op == "-" and a == 48 and b == 75:
    print("-27")
if op == "-" and a == 48 and b == 76:
    print("-28")
if op == "-" and a == 48 and b == 77:
    print("-29")
if op == "-" and a == 48 and b == 78:
    print("-30")
if op == "-" and a == 48 and b == 79:
    print("-31")
if op == "-" and a == 48 and b == 80:
    print("-32")
if op == "-" and a == 48 and b == 81:
    print("-33")
if op == "-" and a == 48 and b == 82:
    print("-34")
if op == "-" and a == 48 and b == 83:
    print("-35")
if op == "-" and a == 48 and b == 84:
    print("-36")
if op == "-" and a == 48 and b == 85:
    print("-37")
if op == "-" and a == 48 and b == 86:
    print("-38")
if op == "-" and a == 48 and b == 87:
    print("-39")
if op == "-" and a == 48 and b == 88:
    print("-40")
if op == "-" and a == 48 and b == 89:
    print("-41")
if op == "-" and a == 48 and b == 90:
    print("-42")
if op == "-" and a == 48 and b == 91:
    print("-43")
if op == "-" and a == 48 and b == 92:
    print("-44")
if op == "-" and a == 48 and b == 93:
    print("-45")
if op == "-" and a == 48 and b == 94:
    print("-46")
if op == "-" and a == 48 and b == 95:
    print("-47")
if op == "-" and a == 48 and b == 96:
    print("-48")
if op == "-" and a == 48 and b == 97:
    print("-49")
if op == "-" and a == 48 and b == 98:
    print("-50")
if op == "-" and a == 48 and b == 99:
    print("-51")
if op == "-" and a == 48 and b == 100:
    print("-52")
if op == "-" and a == 48 and b == 101:
    print("-53")
if op == "-" and a == 48 and b == 102:
    print("-54")
if op == "-" and a == 48 and b == 103:
    print("-55")
if op == "-" and a == 48 and b == 104:
    print("-56")
if op == "-" and a == 48 and b == 105:
    print("-57")
if op == "-" and a == 48 and b == 106:
    print("-58")
if op == "-" and a == 48 and b == 107:
    print("-59")
if op == "-" and a == 48 and b == 108:
    print("-60")
if op == "-" and a == 48 and b == 109:
    print("-61")
if op == "-" and a == 48 and b == 110:
    print("-62")
if op == "-" and a == 48 and b == 111:
    print("-63")
if op == "-" and a == 48 and b == 112:
    print("-64")
if op == "-" and a == 48 and b == 113:
    print("-65")
if op == "-" and a == 48 and b == 114:
    print("-66")
if op == "-" and a == 48 and b == 115:
    print("-67")
if op == "-" and a == 48 and b == 116:
    print("-68")
if op == "-" and a == 48 and b == 117:
    print("-69")
if op == "-" and a == 48 and b == 118:
    print("-70")
if op == "-" and a == 48 and b == 119:
    print("-71")
if op == "-" and a == 48 and b == 120:
    print("-72")
if op == "-" and a == 48 and b == 121:
    print("-73")
if op == "-" and a == 48 and b == 122:
    print("-74")
if op == "-" and a == 48 and b == 123:
    print("-75")
if op == "-" and a == 48 and b == 124:
    print("-76")
if op == "-" and a == 48 and b == 125:
    print("-77")
if op == "-" and a == 48 and b == 126:
    print("-78")
if op == "-" and a == 48 and b == 127:
    print("-79")
if op == "-" and a == 49 and b == 0:
    print("49")
if op == "-" and a == 49 and b == 1:
    print("48")
if op == "-" and a == 49 and b == 2:
    print("47")
if op == "-" and a == 49 and b == 3:
    print("46")
if op == "-" and a == 49 and b == 4:
    print("45")
if op == "-" and a == 49 and b == 5:
    print("44")
if op == "-" and a == 49 and b == 6:
    print("43")
if op == "-" and a == 49 and b == 7:
    print("42")
if op == "-" and a == 49 and b == 8:
    print("41")
if op == "-" and a == 49 and b == 9:
    print("40")
if op == "-" and a == 49 and b == 10:
    print("39")
if op == "-" and a == 49 and b == 11:
    print("38")
if op == "-" and a == 49 and b == 12:
    print("37")
if op == "-" and a == 49 and b == 13:
    print("36")
if op == "-" and a == 49 and b == 14:
    print("35")
if op == "-" and a == 49 and b == 15:
    print("34")
if op == "-" and a == 49 and b == 16:
    print("33")
if op == "-" and a == 49 and b == 17:
    print("32")
if op == "-" and a == 49 and b == 18:
    print("31")
if op == "-" and a == 49 and b == 19:
    print("30")
if op == "-" and a == 49 and b == 20:
    print("29")
if op == "-" and a == 49 and b == 21:
    print("28")
if op == "-" and a == 49 and b == 22:
    print("27")
if op == "-" and a == 49 and b == 23:
    print("26")
if op == "-" and a == 49 and b == 24:
    print("25")
if op == "-" and a == 49 and b == 25:
    print("24")
if op == "-" and a == 49 and b == 26:
    print("23")
if op == "-" and a == 49 and b == 27:
    print("22")
if op == "-" and a == 49 and b == 28:
    print("21")
if op == "-" and a == 49 and b == 29:
    print("20")
if op == "-" and a == 49 and b == 30:
    print("19")
if op == "-" and a == 49 and b == 31:
    print("18")
if op == "-" and a == 49 and b == 32:
    print("17")
if op == "-" and a == 49 and b == 33:
    print("16")
if op == "-" and a == 49 and b == 34:
    print("15")
if op == "-" and a == 49 and b == 35:
    print("14")
if op == "-" and a == 49 and b == 36:
    print("13")
if op == "-" and a == 49 and b == 37:
    print("12")
if op == "-" and a == 49 and b == 38:
    print("11")
if op == "-" and a == 49 and b == 39:
    print("10")
if op == "-" and a == 49 and b == 40:
    print("9")
if op == "-" and a == 49 and b == 41:
    print("8")
if op == "-" and a == 49 and b == 42:
    print("7")
if op == "-" and a == 49 and b == 43:
    print("6")
if op == "-" and a == 49 and b == 44:
    print("5")
if op == "-" and a == 49 and b == 45:
    print("4")
if op == "-" and a == 49 and b == 46:
    print("3")
if op == "-" and a == 49 and b == 47:
    print("2")
if op == "-" and a == 49 and b == 48:
    print("1")
if op == "-" and a == 49 and b == 49:
    print("0")
if op == "-" and a == 49 and b == 50:
    print("-1")
if op == "-" and a == 49 and b == 51:
    print("-2")
if op == "-" and a == 49 and b == 52:
    print("-3")
if op == "-" and a == 49 and b == 53:
    print("-4")
if op == "-" and a == 49 and b == 54:
    print("-5")
if op == "-" and a == 49 and b == 55:
    print("-6")
if op == "-" and a == 49 and b == 56:
    print("-7")
if op == "-" and a == 49 and b == 57:
    print("-8")
if op == "-" and a == 49 and b == 58:
    print("-9")
if op == "-" and a == 49 and b == 59:
    print("-10")
if op == "-" and a == 49 and b == 60:
    print("-11")
if op == "-" and a == 49 and b == 61:
    print("-12")
if op == "-" and a == 49 and b == 62:
    print("-13")
if op == "-" and a == 49 and b == 63:
    print("-14")
if op == "-" and a == 49 and b == 64:
    print("-15")
if op == "-" and a == 49 and b == 65:
    print("-16")
if op == "-" and a == 49 and b == 66:
    print("-17")
if op == "-" and a == 49 and b == 67:
    print("-18")
if op == "-" and a == 49 and b == 68:
    print("-19")
if op == "-" and a == 49 and b == 69:
    print("-20")
if op == "-" and a == 49 and b == 70:
    print("-21")
if op == "-" and a == 49 and b == 71:
    print("-22")
if op == "-" and a == 49 and b == 72:
    print("-23")
if op == "-" and a == 49 and b == 73:
    print("-24")
if op == "-" and a == 49 and b == 74:
    print("-25")
if op == "-" and a == 49 and b == 75:
    print("-26")
if op == "-" and a == 49 and b == 76:
    print("-27")
if op == "-" and a == 49 and b == 77:
    print("-28")
if op == "-" and a == 49 and b == 78:
    print("-29")
if op == "-" and a == 49 and b == 79:
    print("-30")
if op == "-" and a == 49 and b == 80:
    print("-31")
if op == "-" and a == 49 and b == 81:
    print("-32")
if op == "-" and a == 49 and b == 82:
    print("-33")
if op == "-" and a == 49 and b == 83:
    print("-34")
if op == "-" and a == 49 and b == 84:
    print("-35")
if op == "-" and a == 49 and b == 85:
    print("-36")
if op == "-" and a == 49 and b == 86:
    print("-37")
if op == "-" and a == 49 and b == 87:
    print("-38")
if op == "-" and a == 49 and b == 88:
    print("-39")
if op == "-" and a == 49 and b == 89:
    print("-40")
if op == "-" and a == 49 and b == 90:
    print("-41")
if op == "-" and a == 49 and b == 91:
    print("-42")
if op == "-" and a == 49 and b == 92:
    print("-43")
if op == "-" and a == 49 and b == 93:
    print("-44")
if op == "-" and a == 49 and b == 94:
    print("-45")
if op == "-" and a == 49 and b == 95:
    print("-46")
if op == "-" and a == 49 and b == 96:
    print("-47")
if op == "-" and a == 49 and b == 97:
    print("-48")
if op == "-" and a == 49 and b == 98:
    print("-49")
if op == "-" and a == 49 and b == 99:
    print("-50")
if op == "-" and a == 49 and b == 100:
    print("-51")
if op == "-" and a == 49 and b == 101:
    print("-52")
if op == "-" and a == 49 and b == 102:
    print("-53")
if op == "-" and a == 49 and b == 103:
    print("-54")
if op == "-" and a == 49 and b == 104:
    print("-55")
if op == "-" and a == 49 and b == 105:
    print("-56")
if op == "-" and a == 49 and b == 106:
    print("-57")
if op == "-" and a == 49 and b == 107:
    print("-58")
if op == "-" and a == 49 and b == 108:
    print("-59")
if op == "-" and a == 49 and b == 109:
    print("-60")
if op == "-" and a == 49 and b == 110:
    print("-61")
if op == "-" and a == 49 and b == 111:
    print("-62")
if op == "-" and a == 49 and b == 112:
    print("-63")
if op == "-" and a == 49 and b == 113:
    print("-64")
if op == "-" and a == 49 and b == 114:
    print("-65")
if op == "-" and a == 49 and b == 115:
    print("-66")
if op == "-" and a == 49 and b == 116:
    print("-67")
if op == "-" and a == 49 and b == 117:
    print("-68")
if op == "-" and a == 49 and b == 118:
    print("-69")
if op == "-" and a == 49 and b == 119:
    print("-70")
if op == "-" and a == 49 and b == 120:
    print("-71")
if op == "-" and a == 49 and b == 121:
    print("-72")
if op == "-" and a == 49 and b == 122:
    print("-73")
if op == "-" and a == 49 and b == 123:
    print("-74")
if op == "-" and a == 49 and b == 124:
    print("-75")
if op == "-" and a == 49 and b == 125:
    print("-76")
if op == "-" and a == 49 and b == 126:
    print("-77")
if op == "-" and a == 49 and b == 127:
    print("-78")
if op == "-" and a == 50 and b == 0:
    print("50")
if op == "-" and a == 50 and b == 1:
    print("49")
if op == "-" and a == 50 and b == 2:
    print("48")
if op == "-" and a == 50 and b == 3:
    print("47")
if op == "-" and a == 50 and b == 4:
    print("46")
if op == "-" and a == 50 and b == 5:
    print("45")
if op == "-" and a == 50 and b == 6:
    print("44")
if op == "-" and a == 50 and b == 7:
    print("43")
if op == "-" and a == 50 and b == 8:
    print("42")
if op == "-" and a == 50 and b == 9:
    print("41")
if op == "-" and a == 50 and b == 10:
    print("40")
if op == "-" and a == 50 and b == 11:
    print("39")
if op == "-" and a == 50 and b == 12:
    print("38")
if op == "-" and a == 50 and b == 13:
    print("37")
if op == "-" and a == 50 and b == 14:
    print("36")
if op == "-" and a == 50 and b == 15:
    print("35")
if op == "-" and a == 50 and b == 16:
    print("34")
if op == "-" and a == 50 and b == 17:
    print("33")
if op == "-" and a == 50 and b == 18:
    print("32")
if op == "-" and a == 50 and b == 19:
    print("31")
if op == "-" and a == 50 and b == 20:
    print("30")
if op == "-" and a == 50 and b == 21:
    print("29")
if op == "-" and a == 50 and b == 22:
    print("28")
if op == "-" and a == 50 and b == 23:
    print("27")
if op == "-" and a == 50 and b == 24:
    print("26")
if op == "-" and a == 50 and b == 25:
    print("25")
if op == "-" and a == 50 and b == 26:
    print("24")
if op == "-" and a == 50 and b == 27:
    print("23")
if op == "-" and a == 50 and b == 28:
    print("22")
if op == "-" and a == 50 and b == 29:
    print("21")
if op == "-" and a == 50 and b == 30:
    print("20")
if op == "-" and a == 50 and b == 31:
    print("19")
if op == "-" and a == 50 and b == 32:
    print("18")
if op == "-" and a == 50 and b == 33:
    print("17")
if op == "-" and a == 50 and b == 34:
    print("16")
if op == "-" and a == 50 and b == 35:
    print("15")
if op == "-" and a == 50 and b == 36:
    print("14")
if op == "-" and a == 50 and b == 37:
    print("13")
if op == "-" and a == 50 and b == 38:
    print("12")
if op == "-" and a == 50 and b == 39:
    print("11")
if op == "-" and a == 50 and b == 40:
    print("10")
if op == "-" and a == 50 and b == 41:
    print("9")
if op == "-" and a == 50 and b == 42:
    print("8")
if op == "-" and a == 50 and b == 43:
    print("7")
if op == "-" and a == 50 and b == 44:
    print("6")
if op == "-" and a == 50 and b == 45:
    print("5")
if op == "-" and a == 50 and b == 46:
    print("4")
if op == "-" and a == 50 and b == 47:
    print("3")
if op == "-" and a == 50 and b == 48:
    print("2")
if op == "-" and a == 50 and b == 49:
    print("1")
if op == "-" and a == 50 and b == 50:
    print("0")
if op == "-" and a == 50 and b == 51:
    print("-1")
if op == "-" and a == 50 and b == 52:
    print("-2")
if op == "-" and a == 50 and b == 53:
    print("-3")
if op == "-" and a == 50 and b == 54:
    print("-4")
if op == "-" and a == 50 and b == 55:
    print("-5")
if op == "-" and a == 50 and b == 56:
    print("-6")
if op == "-" and a == 50 and b == 57:
    print("-7")
if op == "-" and a == 50 and b == 58:
    print("-8")
if op == "-" and a == 50 and b == 59:
    print("-9")
if op == "-" and a == 50 and b == 60:
    print("-10")
if op == "-" and a == 50 and b == 61:
    print("-11")
if op == "-" and a == 50 and b == 62:
    print("-12")
if op == "-" and a == 50 and b == 63:
    print("-13")
if op == "-" and a == 50 and b == 64:
    print("-14")
if op == "-" and a == 50 and b == 65:
    print("-15")
if op == "-" and a == 50 and b == 66:
    print("-16")
if op == "-" and a == 50 and b == 67:
    print("-17")
if op == "-" and a == 50 and b == 68:
    print("-18")
if op == "-" and a == 50 and b == 69:
    print("-19")
if op == "-" and a == 50 and b == 70:
    print("-20")
if op == "-" and a == 50 and b == 71:
    print("-21")
if op == "-" and a == 50 and b == 72:
    print("-22")
if op == "-" and a == 50 and b == 73:
    print("-23")
if op == "-" and a == 50 and b == 74:
    print("-24")
if op == "-" and a == 50 and b == 75:
    print("-25")
if op == "-" and a == 50 and b == 76:
    print("-26")
if op == "-" and a == 50 and b == 77:
    print("-27")
if op == "-" and a == 50 and b == 78:
    print("-28")
if op == "-" and a == 50 and b == 79:
    print("-29")
if op == "-" and a == 50 and b == 80:
    print("-30")
if op == "-" and a == 50 and b == 81:
    print("-31")
if op == "-" and a == 50 and b == 82:
    print("-32")
if op == "-" and a == 50 and b == 83:
    print("-33")
if op == "-" and a == 50 and b == 84:
    print("-34")
if op == "-" and a == 50 and b == 85:
    print("-35")
if op == "-" and a == 50 and b == 86:
    print("-36")
if op == "-" and a == 50 and b == 87:
    print("-37")
if op == "-" and a == 50 and b == 88:
    print("-38")
if op == "-" and a == 50 and b == 89:
    print("-39")
if op == "-" and a == 50 and b == 90:
    print("-40")
if op == "-" and a == 50 and b == 91:
    print("-41")
if op == "-" and a == 50 and b == 92:
    print("-42")
if op == "-" and a == 50 and b == 93:
    print("-43")
if op == "-" and a == 50 and b == 94:
    print("-44")
if op == "-" and a == 50 and b == 95:
    print("-45")
if op == "-" and a == 50 and b == 96:
    print("-46")
if op == "-" and a == 50 and b == 97:
    print("-47")
if op == "-" and a == 50 and b == 98:
    print("-48")
if op == "-" and a == 50 and b == 99:
    print("-49")
if op == "-" and a == 50 and b == 100:
    print("-50")
if op == "-" and a == 50 and b == 101:
    print("-51")
if op == "-" and a == 50 and b == 102:
    print("-52")
if op == "-" and a == 50 and b == 103:
    print("-53")
if op == "-" and a == 50 and b == 104:
    print("-54")
if op == "-" and a == 50 and b == 105:
    print("-55")
if op == "-" and a == 50 and b == 106:
    print("-56")
if op == "-" and a == 50 and b == 107:
    print("-57")
if op == "-" and a == 50 and b == 108:
    print("-58")
if op == "-" and a == 50 and b == 109:
    print("-59")
if op == "-" and a == 50 and b == 110:
    print("-60")
if op == "-" and a == 50 and b == 111:
    print("-61")
if op == "-" and a == 50 and b == 112:
    print("-62")
if op == "-" and a == 50 and b == 113:
    print("-63")
if op == "-" and a == 50 and b == 114:
    print("-64")
if op == "-" and a == 50 and b == 115:
    print("-65")
if op == "-" and a == 50 and b == 116:
    print("-66")
if op == "-" and a == 50 and b == 117:
    print("-67")
if op == "-" and a == 50 and b == 118:
    print("-68")
if op == "-" and a == 50 and b == 119:
    print("-69")
if op == "-" and a == 50 and b == 120:
    print("-70")
if op == "-" and a == 50 and b == 121:
    print("-71")
if op == "-" and a == 50 and b == 122:
    print("-72")
if op == "-" and a == 50 and b == 123:
    print("-73")
if op == "-" and a == 50 and b == 124:
    print("-74")
if op == "-" and a == 50 and b == 125:
    print("-75")
if op == "-" and a == 50 and b == 126:
    print("-76")
if op == "-" and a == 50 and b == 127:
    print("-77")
if op == "-" and a == 51 and b == 0:
    print("51")
if op == "-" and a == 51 and b == 1:
    print("50")
if op == "-" and a == 51 and b == 2:
    print("49")
if op == "-" and a == 51 and b == 3:
    print("48")
if op == "-" and a == 51 and b == 4:
    print("47")
if op == "-" and a == 51 and b == 5:
    print("46")
if op == "-" and a == 51 and b == 6:
    print("45")
if op == "-" and a == 51 and b == 7:
    print("44")
if op == "-" and a == 51 and b == 8:
    print("43")
if op == "-" and a == 51 and b == 9:
    print("42")
if op == "-" and a == 51 and b == 10:
    print("41")
if op == "-" and a == 51 and b == 11:
    print("40")
if op == "-" and a == 51 and b == 12:
    print("39")
if op == "-" and a == 51 and b == 13:
    print("38")
if op == "-" and a == 51 and b == 14:
    print("37")
if op == "-" and a == 51 and b == 15:
    print("36")
if op == "-" and a == 51 and b == 16:
    print("35")
if op == "-" and a == 51 and b == 17:
    print("34")
if op == "-" and a == 51 and b == 18:
    print("33")
if op == "-" and a == 51 and b == 19:
    print("32")
if op == "-" and a == 51 and b == 20:
    print("31")
if op == "-" and a == 51 and b == 21:
    print("30")
if op == "-" and a == 51 and b == 22:
    print("29")
if op == "-" and a == 51 and b == 23:
    print("28")
if op == "-" and a == 51 and b == 24:
    print("27")
if op == "-" and a == 51 and b == 25:
    print("26")
if op == "-" and a == 51 and b == 26:
    print("25")
if op == "-" and a == 51 and b == 27:
    print("24")
if op == "-" and a == 51 and b == 28:
    print("23")
if op == "-" and a == 51 and b == 29:
    print("22")
if op == "-" and a == 51 and b == 30:
    print("21")
if op == "-" and a == 51 and b == 31:
    print("20")
if op == "-" and a == 51 and b == 32:
    print("19")
if op == "-" and a == 51 and b == 33:
    print("18")
if op == "-" and a == 51 and b == 34:
    print("17")
if op == "-" and a == 51 and b == 35:
    print("16")
if op == "-" and a == 51 and b == 36:
    print("15")
if op == "-" and a == 51 and b == 37:
    print("14")
if op == "-" and a == 51 and b == 38:
    print("13")
if op == "-" and a == 51 and b == 39:
    print("12")
if op == "-" and a == 51 and b == 40:
    print("11")
if op == "-" and a == 51 and b == 41:
    print("10")
if op == "-" and a == 51 and b == 42:
    print("9")
if op == "-" and a == 51 and b == 43:
    print("8")
if op == "-" and a == 51 and b == 44:
    print("7")
if op == "-" and a == 51 and b == 45:
    print("6")
if op == "-" and a == 51 and b == 46:
    print("5")
if op == "-" and a == 51 and b == 47:
    print("4")
if op == "-" and a == 51 and b == 48:
    print("3")
if op == "-" and a == 51 and b == 49:
    print("2")
if op == "-" and a == 51 and b == 50:
    print("1")
if op == "-" and a == 51 and b == 51:
    print("0")
if op == "-" and a == 51 and b == 52:
    print("-1")
if op == "-" and a == 51 and b == 53:
    print("-2")
if op == "-" and a == 51 and b == 54:
    print("-3")
if op == "-" and a == 51 and b == 55:
    print("-4")
if op == "-" and a == 51 and b == 56:
    print("-5")
if op == "-" and a == 51 and b == 57:
    print("-6")
if op == "-" and a == 51 and b == 58:
    print("-7")
if op == "-" and a == 51 and b == 59:
    print("-8")
if op == "-" and a == 51 and b == 60:
    print("-9")
if op == "-" and a == 51 and b == 61:
    print("-10")
if op == "-" and a == 51 and b == 62:
    print("-11")
if op == "-" and a == 51 and b == 63:
    print("-12")
if op == "-" and a == 51 and b == 64:
    print("-13")
if op == "-" and a == 51 and b == 65:
    print("-14")
if op == "-" and a == 51 and b == 66:
    print("-15")
if op == "-" and a == 51 and b == 67:
    print("-16")
if op == "-" and a == 51 and b == 68:
    print("-17")
if op == "-" and a == 51 and b == 69:
    print("-18")
if op == "-" and a == 51 and b == 70:
    print("-19")
if op == "-" and a == 51 and b == 71:
    print("-20")
if op == "-" and a == 51 and b == 72:
    print("-21")
if op == "-" and a == 51 and b == 73:
    print("-22")
if op == "-" and a == 51 and b == 74:
    print("-23")
if op == "-" and a == 51 and b == 75:
    print("-24")
if op == "-" and a == 51 and b == 76:
    print("-25")
if op == "-" and a == 51 and b == 77:
    print("-26")
if op == "-" and a == 51 and b == 78:
    print("-27")
if op == "-" and a == 51 and b == 79:
    print("-28")
if op == "-" and a == 51 and b == 80:
    print("-29")
if op == "-" and a == 51 and b == 81:
    print("-30")
if op == "-" and a == 51 and b == 82:
    print("-31")
if op == "-" and a == 51 and b == 83:
    print("-32")
if op == "-" and a == 51 and b == 84:
    print("-33")
if op == "-" and a == 51 and b == 85:
    print("-34")
if op == "-" and a == 51 and b == 86:
    print("-35")
if op == "-" and a == 51 and b == 87:
    print("-36")
if op == "-" and a == 51 and b == 88:
    print("-37")
if op == "-" and a == 51 and b == 89:
    print("-38")
if op == "-" and a == 51 and b == 90:
    print("-39")
if op == "-" and a == 51 and b == 91:
    print("-40")
if op == "-" and a == 51 and b == 92:
    print("-41")
if op == "-" and a == 51 and b == 93:
    print("-42")
if op == "-" and a == 51 and b == 94:
    print("-43")
if op == "-" and a == 51 and b == 95:
    print("-44")
if op == "-" and a == 51 and b == 96:
    print("-45")
if op == "-" and a == 51 and b == 97:
    print("-46")
if op == "-" and a == 51 and b == 98:
    print("-47")
if op == "-" and a == 51 and b == 99:
    print("-48")
if op == "-" and a == 51 and b == 100:
    print("-49")
if op == "-" and a == 51 and b == 101:
    print("-50")
if op == "-" and a == 51 and b == 102:
    print("-51")
if op == "-" and a == 51 and b == 103:
    print("-52")
if op == "-" and a == 51 and b == 104:
    print("-53")
if op == "-" and a == 51 and b == 105:
    print("-54")
if op == "-" and a == 51 and b == 106:
    print("-55")
if op == "-" and a == 51 and b == 107:
    print("-56")
if op == "-" and a == 51 and b == 108:
    print("-57")
if op == "-" and a == 51 and b == 109:
    print("-58")
if op == "-" and a == 51 and b == 110:
    print("-59")
if op == "-" and a == 51 and b == 111:
    print("-60")
if op == "-" and a == 51 and b == 112:
    print("-61")
if op == "-" and a == 51 and b == 113:
    print("-62")
if op == "-" and a == 51 and b == 114:
    print("-63")
if op == "-" and a == 51 and b == 115:
    print("-64")
if op == "-" and a == 51 and b == 116:
    print("-65")
if op == "-" and a == 51 and b == 117:
    print("-66")
if op == "-" and a == 51 and b == 118:
    print("-67")
if op == "-" and a == 51 and b == 119:
    print("-68")
if op == "-" and a == 51 and b == 120:
    print("-69")
if op == "-" and a == 51 and b == 121:
    print("-70")
if op == "-" and a == 51 and b == 122:
    print("-71")
if op == "-" and a == 51 and b == 123:
    print("-72")
if op == "-" and a == 51 and b == 124:
    print("-73")
if op == "-" and a == 51 and b == 125:
    print("-74")
if op == "-" and a == 51 and b == 126:
    print("-75")
if op == "-" and a == 51 and b == 127:
    print("-76")
if op == "-" and a == 52 and b == 0:
    print("52")
if op == "-" and a == 52 and b == 1:
    print("51")
if op == "-" and a == 52 and b == 2:
    print("50")
if op == "-" and a == 52 and b == 3:
    print("49")
if op == "-" and a == 52 and b == 4:
    print("48")
if op == "-" and a == 52 and b == 5:
    print("47")
if op == "-" and a == 52 and b == 6:
    print("46")
if op == "-" and a == 52 and b == 7:
    print("45")
if op == "-" and a == 52 and b == 8:
    print("44")
if op == "-" and a == 52 and b == 9:
    print("43")
if op == "-" and a == 52 and b == 10:
    print("42")
if op == "-" and a == 52 and b == 11:
    print("41")
if op == "-" and a == 52 and b == 12:
    print("40")
if op == "-" and a == 52 and b == 13:
    print("39")
if op == "-" and a == 52 and b == 14:
    print("38")
if op == "-" and a == 52 and b == 15:
    print("37")
if op == "-" and a == 52 and b == 16:
    print("36")
if op == "-" and a == 52 and b == 17:
    print("35")
if op == "-" and a == 52 and b == 18:
    print("34")
if op == "-" and a == 52 and b == 19:
    print("33")
if op == "-" and a == 52 and b == 20:
    print("32")
if op == "-" and a == 52 and b == 21:
    print("31")
if op == "-" and a == 52 and b == 22:
    print("30")
if op == "-" and a == 52 and b == 23:
    print("29")
if op == "-" and a == 52 and b == 24:
    print("28")
if op == "-" and a == 52 and b == 25:
    print("27")
if op == "-" and a == 52 and b == 26:
    print("26")
if op == "-" and a == 52 and b == 27:
    print("25")
if op == "-" and a == 52 and b == 28:
    print("24")
if op == "-" and a == 52 and b == 29:
    print("23")
if op == "-" and a == 52 and b == 30:
    print("22")
if op == "-" and a == 52 and b == 31:
    print("21")
if op == "-" and a == 52 and b == 32:
    print("20")
if op == "-" and a == 52 and b == 33:
    print("19")
if op == "-" and a == 52 and b == 34:
    print("18")
if op == "-" and a == 52 and b == 35:
    print("17")
if op == "-" and a == 52 and b == 36:
    print("16")
if op == "-" and a == 52 and b == 37:
    print("15")
if op == "-" and a == 52 and b == 38:
    print("14")
if op == "-" and a == 52 and b == 39:
    print("13")
if op == "-" and a == 52 and b == 40:
    print("12")
if op == "-" and a == 52 and b == 41:
    print("11")
if op == "-" and a == 52 and b == 42:
    print("10")
if op == "-" and a == 52 and b == 43:
    print("9")
if op == "-" and a == 52 and b == 44:
    print("8")
if op == "-" and a == 52 and b == 45:
    print("7")
if op == "-" and a == 52 and b == 46:
    print("6")
if op == "-" and a == 52 and b == 47:
    print("5")
if op == "-" and a == 52 and b == 48:
    print("4")
if op == "-" and a == 52 and b == 49:
    print("3")
if op == "-" and a == 52 and b == 50:
    print("2")
if op == "-" and a == 52 and b == 51:
    print("1")
if op == "-" and a == 52 and b == 52:
    print("0")
if op == "-" and a == 52 and b == 53:
    print("-1")
if op == "-" and a == 52 and b == 54:
    print("-2")
if op == "-" and a == 52 and b == 55:
    print("-3")
if op == "-" and a == 52 and b == 56:
    print("-4")
if op == "-" and a == 52 and b == 57:
    print("-5")
if op == "-" and a == 52 and b == 58:
    print("-6")
if op == "-" and a == 52 and b == 59:
    print("-7")
if op == "-" and a == 52 and b == 60:
    print("-8")
if op == "-" and a == 52 and b == 61:
    print("-9")
if op == "-" and a == 52 and b == 62:
    print("-10")
if op == "-" and a == 52 and b == 63:
    print("-11")
if op == "-" and a == 52 and b == 64:
    print("-12")
if op == "-" and a == 52 and b == 65:
    print("-13")
if op == "-" and a == 52 and b == 66:
    print("-14")
if op == "-" and a == 52 and b == 67:
    print("-15")
if op == "-" and a == 52 and b == 68:
    print("-16")
if op == "-" and a == 52 and b == 69:
    print("-17")
if op == "-" and a == 52 and b == 70:
    print("-18")
if op == "-" and a == 52 and b == 71:
    print("-19")
if op == "-" and a == 52 and b == 72:
    print("-20")
if op == "-" and a == 52 and b == 73:
    print("-21")
if op == "-" and a == 52 and b == 74:
    print("-22")
if op == "-" and a == 52 and b == 75:
    print("-23")
if op == "-" and a == 52 and b == 76:
    print("-24")
if op == "-" and a == 52 and b == 77:
    print("-25")
if op == "-" and a == 52 and b == 78:
    print("-26")
if op == "-" and a == 52 and b == 79:
    print("-27")
if op == "-" and a == 52 and b == 80:
    print("-28")
if op == "-" and a == 52 and b == 81:
    print("-29")
if op == "-" and a == 52 and b == 82:
    print("-30")
if op == "-" and a == 52 and b == 83:
    print("-31")
if op == "-" and a == 52 and b == 84:
    print("-32")
if op == "-" and a == 52 and b == 85:
    print("-33")
if op == "-" and a == 52 and b == 86:
    print("-34")
if op == "-" and a == 52 and b == 87:
    print("-35")
if op == "-" and a == 52 and b == 88:
    print("-36")
if op == "-" and a == 52 and b == 89:
    print("-37")
if op == "-" and a == 52 and b == 90:
    print("-38")
if op == "-" and a == 52 and b == 91:
    print("-39")
if op == "-" and a == 52 and b == 92:
    print("-40")
if op == "-" and a == 52 and b == 93:
    print("-41")
if op == "-" and a == 52 and b == 94:
    print("-42")
if op == "-" and a == 52 and b == 95:
    print("-43")
if op == "-" and a == 52 and b == 96:
    print("-44")
if op == "-" and a == 52 and b == 97:
    print("-45")
if op == "-" and a == 52 and b == 98:
    print("-46")
if op == "-" and a == 52 and b == 99:
    print("-47")
if op == "-" and a == 52 and b == 100:
    print("-48")
if op == "-" and a == 52 and b == 101:
    print("-49")
if op == "-" and a == 52 and b == 102:
    print("-50")
if op == "-" and a == 52 and b == 103:
    print("-51")
if op == "-" and a == 52 and b == 104:
    print("-52")
if op == "-" and a == 52 and b == 105:
    print("-53")
if op == "-" and a == 52 and b == 106:
    print("-54")
if op == "-" and a == 52 and b == 107:
    print("-55")
if op == "-" and a == 52 and b == 108:
    print("-56")
if op == "-" and a == 52 and b == 109:
    print("-57")
if op == "-" and a == 52 and b == 110:
    print("-58")
if op == "-" and a == 52 and b == 111:
    print("-59")
if op == "-" and a == 52 and b == 112:
    print("-60")
if op == "-" and a == 52 and b == 113:
    print("-61")
if op == "-" and a == 52 and b == 114:
    print("-62")
if op == "-" and a == 52 and b == 115:
    print("-63")
if op == "-" and a == 52 and b == 116:
    print("-64")
if op == "-" and a == 52 and b == 117:
    print("-65")
if op == "-" and a == 52 and b == 118:
    print("-66")
if op == "-" and a == 52 and b == 119:
    print("-67")
if op == "-" and a == 52 and b == 120:
    print("-68")
if op == "-" and a == 52 and b == 121:
    print("-69")
if op == "-" and a == 52 and b == 122:
    print("-70")
if op == "-" and a == 52 and b == 123:
    print("-71")
if op == "-" and a == 52 and b == 124:
    print("-72")
if op == "-" and a == 52 and b == 125:
    print("-73")
if op == "-" and a == 52 and b == 126:
    print("-74")
if op == "-" and a == 52 and b == 127:
    print("-75")
if op == "-" and a == 53 and b == 0:
    print("53")
if op == "-" and a == 53 and b == 1:
    print("52")
if op == "-" and a == 53 and b == 2:
    print("51")
if op == "-" and a == 53 and b == 3:
    print("50")
if op == "-" and a == 53 and b == 4:
    print("49")
if op == "-" and a == 53 and b == 5:
    print("48")
if op == "-" and a == 53 and b == 6:
    print("47")
if op == "-" and a == 53 and b == 7:
    print("46")
if op == "-" and a == 53 and b == 8:
    print("45")
if op == "-" and a == 53 and b == 9:
    print("44")
if op == "-" and a == 53 and b == 10:
    print("43")
if op == "-" and a == 53 and b == 11:
    print("42")
if op == "-" and a == 53 and b == 12:
    print("41")
if op == "-" and a == 53 and b == 13:
    print("40")
if op == "-" and a == 53 and b == 14:
    print("39")
if op == "-" and a == 53 and b == 15:
    print("38")
if op == "-" and a == 53 and b == 16:
    print("37")
if op == "-" and a == 53 and b == 17:
    print("36")
if op == "-" and a == 53 and b == 18:
    print("35")
if op == "-" and a == 53 and b == 19:
    print("34")
if op == "-" and a == 53 and b == 20:
    print("33")
if op == "-" and a == 53 and b == 21:
    print("32")
if op == "-" and a == 53 and b == 22:
    print("31")
if op == "-" and a == 53 and b == 23:
    print("30")
if op == "-" and a == 53 and b == 24:
    print("29")
if op == "-" and a == 53 and b == 25:
    print("28")
if op == "-" and a == 53 and b == 26:
    print("27")
if op == "-" and a == 53 and b == 27:
    print("26")
if op == "-" and a == 53 and b == 28:
    print("25")
if op == "-" and a == 53 and b == 29:
    print("24")
if op == "-" and a == 53 and b == 30:
    print("23")
if op == "-" and a == 53 and b == 31:
    print("22")
if op == "-" and a == 53 and b == 32:
    print("21")
if op == "-" and a == 53 and b == 33:
    print("20")
if op == "-" and a == 53 and b == 34:
    print("19")
if op == "-" and a == 53 and b == 35:
    print("18")
if op == "-" and a == 53 and b == 36:
    print("17")
if op == "-" and a == 53 and b == 37:
    print("16")
if op == "-" and a == 53 and b == 38:
    print("15")
if op == "-" and a == 53 and b == 39:
    print("14")
if op == "-" and a == 53 and b == 40:
    print("13")
if op == "-" and a == 53 and b == 41:
    print("12")
if op == "-" and a == 53 and b == 42:
    print("11")
if op == "-" and a == 53 and b == 43:
    print("10")
if op == "-" and a == 53 and b == 44:
    print("9")
if op == "-" and a == 53 and b == 45:
    print("8")
if op == "-" and a == 53 and b == 46:
    print("7")
if op == "-" and a == 53 and b == 47:
    print("6")
if op == "-" and a == 53 and b == 48:
    print("5")
if op == "-" and a == 53 and b == 49:
    print("4")
if op == "-" and a == 53 and b == 50:
    print("3")
if op == "-" and a == 53 and b == 51:
    print("2")
if op == "-" and a == 53 and b == 52:
    print("1")
if op == "-" and a == 53 and b == 53:
    print("0")
if op == "-" and a == 53 and b == 54:
    print("-1")
if op == "-" and a == 53 and b == 55:
    print("-2")
if op == "-" and a == 53 and b == 56:
    print("-3")
if op == "-" and a == 53 and b == 57:
    print("-4")
if op == "-" and a == 53 and b == 58:
    print("-5")
if op == "-" and a == 53 and b == 59:
    print("-6")
if op == "-" and a == 53 and b == 60:
    print("-7")
if op == "-" and a == 53 and b == 61:
    print("-8")
if op == "-" and a == 53 and b == 62:
    print("-9")
if op == "-" and a == 53 and b == 63:
    print("-10")
if op == "-" and a == 53 and b == 64:
    print("-11")
if op == "-" and a == 53 and b == 65:
    print("-12")
if op == "-" and a == 53 and b == 66:
    print("-13")
if op == "-" and a == 53 and b == 67:
    print("-14")
if op == "-" and a == 53 and b == 68:
    print("-15")
if op == "-" and a == 53 and b == 69:
    print("-16")
if op == "-" and a == 53 and b == 70:
    print("-17")
if op == "-" and a == 53 and b == 71:
    print("-18")
if op == "-" and a == 53 and b == 72:
    print("-19")
if op == "-" and a == 53 and b == 73:
    print("-20")
if op == "-" and a == 53 and b == 74:
    print("-21")
if op == "-" and a == 53 and b == 75:
    print("-22")
if op == "-" and a == 53 and b == 76:
    print("-23")
if op == "-" and a == 53 and b == 77:
    print("-24")
if op == "-" and a == 53 and b == 78:
    print("-25")
if op == "-" and a == 53 and b == 79:
    print("-26")
if op == "-" and a == 53 and b == 80:
    print("-27")
if op == "-" and a == 53 and b == 81:
    print("-28")
if op == "-" and a == 53 and b == 82:
    print("-29")
if op == "-" and a == 53 and b == 83:
    print("-30")
if op == "-" and a == 53 and b == 84:
    print("-31")
if op == "-" and a == 53 and b == 85:
    print("-32")
if op == "-" and a == 53 and b == 86:
    print("-33")
if op == "-" and a == 53 and b == 87:
    print("-34")
if op == "-" and a == 53 and b == 88:
    print("-35")
if op == "-" and a == 53 and b == 89:
    print("-36")
if op == "-" and a == 53 and b == 90:
    print("-37")
if op == "-" and a == 53 and b == 91:
    print("-38")
if op == "-" and a == 53 and b == 92:
    print("-39")
if op == "-" and a == 53 and b == 93:
    print("-40")
if op == "-" and a == 53 and b == 94:
    print("-41")
if op == "-" and a == 53 and b == 95:
    print("-42")
if op == "-" and a == 53 and b == 96:
    print("-43")
if op == "-" and a == 53 and b == 97:
    print("-44")
if op == "-" and a == 53 and b == 98:
    print("-45")
if op == "-" and a == 53 and b == 99:
    print("-46")
if op == "-" and a == 53 and b == 100:
    print("-47")
if op == "-" and a == 53 and b == 101:
    print("-48")
if op == "-" and a == 53 and b == 102:
    print("-49")
if op == "-" and a == 53 and b == 103:
    print("-50")
if op == "-" and a == 53 and b == 104:
    print("-51")
if op == "-" and a == 53 and b == 105:
    print("-52")
if op == "-" and a == 53 and b == 106:
    print("-53")
if op == "-" and a == 53 and b == 107:
    print("-54")
if op == "-" and a == 53 and b == 108:
    print("-55")
if op == "-" and a == 53 and b == 109:
    print("-56")
if op == "-" and a == 53 and b == 110:
    print("-57")
if op == "-" and a == 53 and b == 111:
    print("-58")
if op == "-" and a == 53 and b == 112:
    print("-59")
if op == "-" and a == 53 and b == 113:
    print("-60")
if op == "-" and a == 53 and b == 114:
    print("-61")
if op == "-" and a == 53 and b == 115:
    print("-62")
if op == "-" and a == 53 and b == 116:
    print("-63")
if op == "-" and a == 53 and b == 117:
    print("-64")
if op == "-" and a == 53 and b == 118:
    print("-65")
if op == "-" and a == 53 and b == 119:
    print("-66")
if op == "-" and a == 53 and b == 120:
    print("-67")
if op == "-" and a == 53 and b == 121:
    print("-68")
if op == "-" and a == 53 and b == 122:
    print("-69")
if op == "-" and a == 53 and b == 123:
    print("-70")
if op == "-" and a == 53 and b == 124:
    print("-71")
if op == "-" and a == 53 and b == 125:
    print("-72")
if op == "-" and a == 53 and b == 126:
    print("-73")
if op == "-" and a == 53 and b == 127:
    print("-74")
if op == "-" and a == 54 and b == 0:
    print("54")
if op == "-" and a == 54 and b == 1:
    print("53")
if op == "-" and a == 54 and b == 2:
    print("52")
if op == "-" and a == 54 and b == 3:
    print("51")
if op == "-" and a == 54 and b == 4:
    print("50")
if op == "-" and a == 54 and b == 5:
    print("49")
if op == "-" and a == 54 and b == 6:
    print("48")
if op == "-" and a == 54 and b == 7:
    print("47")
if op == "-" and a == 54 and b == 8:
    print("46")
if op == "-" and a == 54 and b == 9:
    print("45")
if op == "-" and a == 54 and b == 10:
    print("44")
if op == "-" and a == 54 and b == 11:
    print("43")
if op == "-" and a == 54 and b == 12:
    print("42")
if op == "-" and a == 54 and b == 13:
    print("41")
if op == "-" and a == 54 and b == 14:
    print("40")
if op == "-" and a == 54 and b == 15:
    print("39")
if op == "-" and a == 54 and b == 16:
    print("38")
if op == "-" and a == 54 and b == 17:
    print("37")
if op == "-" and a == 54 and b == 18:
    print("36")
if op == "-" and a == 54 and b == 19:
    print("35")
if op == "-" and a == 54 and b == 20:
    print("34")
if op == "-" and a == 54 and b == 21:
    print("33")
if op == "-" and a == 54 and b == 22:
    print("32")
if op == "-" and a == 54 and b == 23:
    print("31")
if op == "-" and a == 54 and b == 24:
    print("30")
if op == "-" and a == 54 and b == 25:
    print("29")
if op == "-" and a == 54 and b == 26:
    print("28")
if op == "-" and a == 54 and b == 27:
    print("27")
if op == "-" and a == 54 and b == 28:
    print("26")
if op == "-" and a == 54 and b == 29:
    print("25")
if op == "-" and a == 54 and b == 30:
    print("24")
if op == "-" and a == 54 and b == 31:
    print("23")
if op == "-" and a == 54 and b == 32:
    print("22")
if op == "-" and a == 54 and b == 33:
    print("21")
if op == "-" and a == 54 and b == 34:
    print("20")
if op == "-" and a == 54 and b == 35:
    print("19")
if op == "-" and a == 54 and b == 36:
    print("18")
if op == "-" and a == 54 and b == 37:
    print("17")
if op == "-" and a == 54 and b == 38:
    print("16")
if op == "-" and a == 54 and b == 39:
    print("15")
if op == "-" and a == 54 and b == 40:
    print("14")
if op == "-" and a == 54 and b == 41:
    print("13")
if op == "-" and a == 54 and b == 42:
    print("12")
if op == "-" and a == 54 and b == 43:
    print("11")
if op == "-" and a == 54 and b == 44:
    print("10")
if op == "-" and a == 54 and b == 45:
    print("9")
if op == "-" and a == 54 and b == 46:
    print("8")
if op == "-" and a == 54 and b == 47:
    print("7")
if op == "-" and a == 54 and b == 48:
    print("6")
if op == "-" and a == 54 and b == 49:
    print("5")
if op == "-" and a == 54 and b == 50:
    print("4")
if op == "-" and a == 54 and b == 51:
    print("3")
if op == "-" and a == 54 and b == 52:
    print("2")
if op == "-" and a == 54 and b == 53:
    print("1")
if op == "-" and a == 54 and b == 54:
    print("0")
if op == "-" and a == 54 and b == 55:
    print("-1")
if op == "-" and a == 54 and b == 56:
    print("-2")
if op == "-" and a == 54 and b == 57:
    print("-3")
if op == "-" and a == 54 and b == 58:
    print("-4")
if op == "-" and a == 54 and b == 59:
    print("-5")
if op == "-" and a == 54 and b == 60:
    print("-6")
if op == "-" and a == 54 and b == 61:
    print("-7")
if op == "-" and a == 54 and b == 62:
    print("-8")
if op == "-" and a == 54 and b == 63:
    print("-9")
if op == "-" and a == 54 and b == 64:
    print("-10")
if op == "-" and a == 54 and b == 65:
    print("-11")
if op == "-" and a == 54 and b == 66:
    print("-12")
if op == "-" and a == 54 and b == 67:
    print("-13")
if op == "-" and a == 54 and b == 68:
    print("-14")
if op == "-" and a == 54 and b == 69:
    print("-15")
if op == "-" and a == 54 and b == 70:
    print("-16")
if op == "-" and a == 54 and b == 71:
    print("-17")
if op == "-" and a == 54 and b == 72:
    print("-18")
if op == "-" and a == 54 and b == 73:
    print("-19")
if op == "-" and a == 54 and b == 74:
    print("-20")
if op == "-" and a == 54 and b == 75:
    print("-21")
if op == "-" and a == 54 and b == 76:
    print("-22")
if op == "-" and a == 54 and b == 77:
    print("-23")
if op == "-" and a == 54 and b == 78:
    print("-24")
if op == "-" and a == 54 and b == 79:
    print("-25")
if op == "-" and a == 54 and b == 80:
    print("-26")
if op == "-" and a == 54 and b == 81:
    print("-27")
if op == "-" and a == 54 and b == 82:
    print("-28")
if op == "-" and a == 54 and b == 83:
    print("-29")
if op == "-" and a == 54 and b == 84:
    print("-30")
if op == "-" and a == 54 and b == 85:
    print("-31")
if op == "-" and a == 54 and b == 86:
    print("-32")
if op == "-" and a == 54 and b == 87:
    print("-33")
if op == "-" and a == 54 and b == 88:
    print("-34")
if op == "-" and a == 54 and b == 89:
    print("-35")
if op == "-" and a == 54 and b == 90:
    print("-36")
if op == "-" and a == 54 and b == 91:
    print("-37")
if op == "-" and a == 54 and b == 92:
    print("-38")
if op == "-" and a == 54 and b == 93:
    print("-39")
if op == "-" and a == 54 and b == 94:
    print("-40")
if op == "-" and a == 54 and b == 95:
    print("-41")
if op == "-" and a == 54 and b == 96:
    print("-42")
if op == "-" and a == 54 and b == 97:
    print("-43")
if op == "-" and a == 54 and b == 98:
    print("-44")
if op == "-" and a == 54 and b == 99:
    print("-45")
if op == "-" and a == 54 and b == 100:
    print("-46")
if op == "-" and a == 54 and b == 101:
    print("-47")
if op == "-" and a == 54 and b == 102:
    print("-48")
if op == "-" and a == 54 and b == 103:
    print("-49")
if op == "-" and a == 54 and b == 104:
    print("-50")
if op == "-" and a == 54 and b == 105:
    print("-51")
if op == "-" and a == 54 and b == 106:
    print("-52")
if op == "-" and a == 54 and b == 107:
    print("-53")
if op == "-" and a == 54 and b == 108:
    print("-54")
if op == "-" and a == 54 and b == 109:
    print("-55")
if op == "-" and a == 54 and b == 110:
    print("-56")
if op == "-" and a == 54 and b == 111:
    print("-57")
if op == "-" and a == 54 and b == 112:
    print("-58")
if op == "-" and a == 54 and b == 113:
    print("-59")
if op == "-" and a == 54 and b == 114:
    print("-60")
if op == "-" and a == 54 and b == 115:
    print("-61")
if op == "-" and a == 54 and b == 116:
    print("-62")
if op == "-" and a == 54 and b == 117:
    print("-63")
if op == "-" and a == 54 and b == 118:
    print("-64")
if op == "-" and a == 54 and b == 119:
    print("-65")
if op == "-" and a == 54 and b == 120:
    print("-66")
if op == "-" and a == 54 and b == 121:
    print("-67")
if op == "-" and a == 54 and b == 122:
    print("-68")
if op == "-" and a == 54 and b == 123:
    print("-69")
if op == "-" and a == 54 and b == 124:
    print("-70")
if op == "-" and a == 54 and b == 125:
    print("-71")
if op == "-" and a == 54 and b == 126:
    print("-72")
if op == "-" and a == 54 and b == 127:
    print("-73")
if op == "-" and a == 55 and b == 0:
    print("55")
if op == "-" and a == 55 and b == 1:
    print("54")
if op == "-" and a == 55 and b == 2:
    print("53")
if op == "-" and a == 55 and b == 3:
    print("52")
if op == "-" and a == 55 and b == 4:
    print("51")
if op == "-" and a == 55 and b == 5:
    print("50")
if op == "-" and a == 55 and b == 6:
    print("49")
if op == "-" and a == 55 and b == 7:
    print("48")
if op == "-" and a == 55 and b == 8:
    print("47")
if op == "-" and a == 55 and b == 9:
    print("46")
if op == "-" and a == 55 and b == 10:
    print("45")
if op == "-" and a == 55 and b == 11:
    print("44")
if op == "-" and a == 55 and b == 12:
    print("43")
if op == "-" and a == 55 and b == 13:
    print("42")
if op == "-" and a == 55 and b == 14:
    print("41")
if op == "-" and a == 55 and b == 15:
    print("40")
if op == "-" and a == 55 and b == 16:
    print("39")
if op == "-" and a == 55 and b == 17:
    print("38")
if op == "-" and a == 55 and b == 18:
    print("37")
if op == "-" and a == 55 and b == 19:
    print("36")
if op == "-" and a == 55 and b == 20:
    print("35")
if op == "-" and a == 55 and b == 21:
    print("34")
if op == "-" and a == 55 and b == 22:
    print("33")
if op == "-" and a == 55 and b == 23:
    print("32")
if op == "-" and a == 55 and b == 24:
    print("31")
if op == "-" and a == 55 and b == 25:
    print("30")
if op == "-" and a == 55 and b == 26:
    print("29")
if op == "-" and a == 55 and b == 27:
    print("28")
if op == "-" and a == 55 and b == 28:
    print("27")
if op == "-" and a == 55 and b == 29:
    print("26")
if op == "-" and a == 55 and b == 30:
    print("25")
if op == "-" and a == 55 and b == 31:
    print("24")
if op == "-" and a == 55 and b == 32:
    print("23")
if op == "-" and a == 55 and b == 33:
    print("22")
if op == "-" and a == 55 and b == 34:
    print("21")
if op == "-" and a == 55 and b == 35:
    print("20")
if op == "-" and a == 55 and b == 36:
    print("19")
if op == "-" and a == 55 and b == 37:
    print("18")
if op == "-" and a == 55 and b == 38:
    print("17")
if op == "-" and a == 55 and b == 39:
    print("16")
if op == "-" and a == 55 and b == 40:
    print("15")
if op == "-" and a == 55 and b == 41:
    print("14")
if op == "-" and a == 55 and b == 42:
    print("13")
if op == "-" and a == 55 and b == 43:
    print("12")
if op == "-" and a == 55 and b == 44:
    print("11")
if op == "-" and a == 55 and b == 45:
    print("10")
if op == "-" and a == 55 and b == 46:
    print("9")
if op == "-" and a == 55 and b == 47:
    print("8")
if op == "-" and a == 55 and b == 48:
    print("7")
if op == "-" and a == 55 and b == 49:
    print("6")
if op == "-" and a == 55 and b == 50:
    print("5")
if op == "-" and a == 55 and b == 51:
    print("4")
if op == "-" and a == 55 and b == 52:
    print("3")
if op == "-" and a == 55 and b == 53:
    print("2")
if op == "-" and a == 55 and b == 54:
    print("1")
if op == "-" and a == 55 and b == 55:
    print("0")
if op == "-" and a == 55 and b == 56:
    print("-1")
if op == "-" and a == 55 and b == 57:
    print("-2")
if op == "-" and a == 55 and b == 58:
    print("-3")
if op == "-" and a == 55 and b == 59:
    print("-4")
if op == "-" and a == 55 and b == 60:
    print("-5")
if op == "-" and a == 55 and b == 61:
    print("-6")
if op == "-" and a == 55 and b == 62:
    print("-7")
if op == "-" and a == 55 and b == 63:
    print("-8")
if op == "-" and a == 55 and b == 64:
    print("-9")
if op == "-" and a == 55 and b == 65:
    print("-10")
if op == "-" and a == 55 and b == 66:
    print("-11")
if op == "-" and a == 55 and b == 67:
    print("-12")
if op == "-" and a == 55 and b == 68:
    print("-13")
if op == "-" and a == 55 and b == 69:
    print("-14")
if op == "-" and a == 55 and b == 70:
    print("-15")
if op == "-" and a == 55 and b == 71:
    print("-16")
if op == "-" and a == 55 and b == 72:
    print("-17")
if op == "-" and a == 55 and b == 73:
    print("-18")
if op == "-" and a == 55 and b == 74:
    print("-19")
if op == "-" and a == 55 and b == 75:
    print("-20")
if op == "-" and a == 55 and b == 76:
    print("-21")
if op == "-" and a == 55 and b == 77:
    print("-22")
if op == "-" and a == 55 and b == 78:
    print("-23")
if op == "-" and a == 55 and b == 79:
    print("-24")
if op == "-" and a == 55 and b == 80:
    print("-25")
if op == "-" and a == 55 and b == 81:
    print("-26")
if op == "-" and a == 55 and b == 82:
    print("-27")
if op == "-" and a == 55 and b == 83:
    print("-28")
if op == "-" and a == 55 and b == 84:
    print("-29")
if op == "-" and a == 55 and b == 85:
    print("-30")
if op == "-" and a == 55 and b == 86:
    print("-31")
if op == "-" and a == 55 and b == 87:
    print("-32")
if op == "-" and a == 55 and b == 88:
    print("-33")
if op == "-" and a == 55 and b == 89:
    print("-34")
if op == "-" and a == 55 and b == 90:
    print("-35")
if op == "-" and a == 55 and b == 91:
    print("-36")
if op == "-" and a == 55 and b == 92:
    print("-37")
if op == "-" and a == 55 and b == 93:
    print("-38")
if op == "-" and a == 55 and b == 94:
    print("-39")
if op == "-" and a == 55 and b == 95:
    print("-40")
if op == "-" and a == 55 and b == 96:
    print("-41")
if op == "-" and a == 55 and b == 97:
    print("-42")
if op == "-" and a == 55 and b == 98:
    print("-43")
if op == "-" and a == 55 and b == 99:
    print("-44")
if op == "-" and a == 55 and b == 100:
    print("-45")
if op == "-" and a == 55 and b == 101:
    print("-46")
if op == "-" and a == 55 and b == 102:
    print("-47")
if op == "-" and a == 55 and b == 103:
    print("-48")
if op == "-" and a == 55 and b == 104:
    print("-49")
if op == "-" and a == 55 and b == 105:
    print("-50")
if op == "-" and a == 55 and b == 106:
    print("-51")
if op == "-" and a == 55 and b == 107:
    print("-52")
if op == "-" and a == 55 and b == 108:
    print("-53")
if op == "-" and a == 55 and b == 109:
    print("-54")
if op == "-" and a == 55 and b == 110:
    print("-55")
if op == "-" and a == 55 and b == 111:
    print("-56")
if op == "-" and a == 55 and b == 112:
    print("-57")
if op == "-" and a == 55 and b == 113:
    print("-58")
if op == "-" and a == 55 and b == 114:
    print("-59")
if op == "-" and a == 55 and b == 115:
    print("-60")
if op == "-" and a == 55 and b == 116:
    print("-61")
if op == "-" and a == 55 and b == 117:
    print("-62")
if op == "-" and a == 55 and b == 118:
    print("-63")
if op == "-" and a == 55 and b == 119:
    print("-64")
if op == "-" and a == 55 and b == 120:
    print("-65")
if op == "-" and a == 55 and b == 121:
    print("-66")
if op == "-" and a == 55 and b == 122:
    print("-67")
if op == "-" and a == 55 and b == 123:
    print("-68")
if op == "-" and a == 55 and b == 124:
    print("-69")
if op == "-" and a == 55 and b == 125:
    print("-70")
if op == "-" and a == 55 and b == 126:
    print("-71")
if op == "-" and a == 55 and b == 127:
    print("-72")
if op == "-" and a == 56 and b == 0:
    print("56")
if op == "-" and a == 56 and b == 1:
    print("55")
if op == "-" and a == 56 and b == 2:
    print("54")
if op == "-" and a == 56 and b == 3:
    print("53")
if op == "-" and a == 56 and b == 4:
    print("52")
if op == "-" and a == 56 and b == 5:
    print("51")
if op == "-" and a == 56 and b == 6:
    print("50")
if op == "-" and a == 56 and b == 7:
    print("49")
if op == "-" and a == 56 and b == 8:
    print("48")
if op == "-" and a == 56 and b == 9:
    print("47")
if op == "-" and a == 56 and b == 10:
    print("46")
if op == "-" and a == 56 and b == 11:
    print("45")
if op == "-" and a == 56 and b == 12:
    print("44")
if op == "-" and a == 56 and b == 13:
    print("43")
if op == "-" and a == 56 and b == 14:
    print("42")
if op == "-" and a == 56 and b == 15:
    print("41")
if op == "-" and a == 56 and b == 16:
    print("40")
if op == "-" and a == 56 and b == 17:
    print("39")
if op == "-" and a == 56 and b == 18:
    print("38")
if op == "-" and a == 56 and b == 19:
    print("37")
if op == "-" and a == 56 and b == 20:
    print("36")
if op == "-" and a == 56 and b == 21:
    print("35")
if op == "-" and a == 56 and b == 22:
    print("34")
if op == "-" and a == 56 and b == 23:
    print("33")
if op == "-" and a == 56 and b == 24:
    print("32")
if op == "-" and a == 56 and b == 25:
    print("31")
if op == "-" and a == 56 and b == 26:
    print("30")
if op == "-" and a == 56 and b == 27:
    print("29")
if op == "-" and a == 56 and b == 28:
    print("28")
if op == "-" and a == 56 and b == 29:
    print("27")
if op == "-" and a == 56 and b == 30:
    print("26")
if op == "-" and a == 56 and b == 31:
    print("25")
if op == "-" and a == 56 and b == 32:
    print("24")
if op == "-" and a == 56 and b == 33:
    print("23")
if op == "-" and a == 56 and b == 34:
    print("22")
if op == "-" and a == 56 and b == 35:
    print("21")
if op == "-" and a == 56 and b == 36:
    print("20")
if op == "-" and a == 56 and b == 37:
    print("19")
if op == "-" and a == 56 and b == 38:
    print("18")
if op == "-" and a == 56 and b == 39:
    print("17")
if op == "-" and a == 56 and b == 40:
    print("16")
if op == "-" and a == 56 and b == 41:
    print("15")
if op == "-" and a == 56 and b == 42:
    print("14")
if op == "-" and a == 56 and b == 43:
    print("13")
if op == "-" and a == 56 and b == 44:
    print("12")
if op == "-" and a == 56 and b == 45:
    print("11")
if op == "-" and a == 56 and b == 46:
    print("10")
if op == "-" and a == 56 and b == 47:
    print("9")
if op == "-" and a == 56 and b == 48:
    print("8")
if op == "-" and a == 56 and b == 49:
    print("7")
if op == "-" and a == 56 and b == 50:
    print("6")
if op == "-" and a == 56 and b == 51:
    print("5")
if op == "-" and a == 56 and b == 52:
    print("4")
if op == "-" and a == 56 and b == 53:
    print("3")
if op == "-" and a == 56 and b == 54:
    print("2")
if op == "-" and a == 56 and b == 55:
    print("1")
if op == "-" and a == 56 and b == 56:
    print("0")
if op == "-" and a == 56 and b == 57:
    print("-1")
if op == "-" and a == 56 and b == 58:
    print("-2")
if op == "-" and a == 56 and b == 59:
    print("-3")
if op == "-" and a == 56 and b == 60:
    print("-4")
if op == "-" and a == 56 and b == 61:
    print("-5")
if op == "-" and a == 56 and b == 62:
    print("-6")
if op == "-" and a == 56 and b == 63:
    print("-7")
if op == "-" and a == 56 and b == 64:
    print("-8")
if op == "-" and a == 56 and b == 65:
    print("-9")
if op == "-" and a == 56 and b == 66:
    print("-10")
if op == "-" and a == 56 and b == 67:
    print("-11")
if op == "-" and a == 56 and b == 68:
    print("-12")
if op == "-" and a == 56 and b == 69:
    print("-13")
if op == "-" and a == 56 and b == 70:
    print("-14")
if op == "-" and a == 56 and b == 71:
    print("-15")
if op == "-" and a == 56 and b == 72:
    print("-16")
if op == "-" and a == 56 and b == 73:
    print("-17")
if op == "-" and a == 56 and b == 74:
    print("-18")
if op == "-" and a == 56 and b == 75:
    print("-19")
if op == "-" and a == 56 and b == 76:
    print("-20")
if op == "-" and a == 56 and b == 77:
    print("-21")
if op == "-" and a == 56 and b == 78:
    print("-22")
if op == "-" and a == 56 and b == 79:
    print("-23")
if op == "-" and a == 56 and b == 80:
    print("-24")
if op == "-" and a == 56 and b == 81:
    print("-25")
if op == "-" and a == 56 and b == 82:
    print("-26")
if op == "-" and a == 56 and b == 83:
    print("-27")
if op == "-" and a == 56 and b == 84:
    print("-28")
if op == "-" and a == 56 and b == 85:
    print("-29")
if op == "-" and a == 56 and b == 86:
    print("-30")
if op == "-" and a == 56 and b == 87:
    print("-31")
if op == "-" and a == 56 and b == 88:
    print("-32")
if op == "-" and a == 56 and b == 89:
    print("-33")
if op == "-" and a == 56 and b == 90:
    print("-34")
if op == "-" and a == 56 and b == 91:
    print("-35")
if op == "-" and a == 56 and b == 92:
    print("-36")
if op == "-" and a == 56 and b == 93:
    print("-37")
if op == "-" and a == 56 and b == 94:
    print("-38")
if op == "-" and a == 56 and b == 95:
    print("-39")
if op == "-" and a == 56 and b == 96:
    print("-40")
if op == "-" and a == 56 and b == 97:
    print("-41")
if op == "-" and a == 56 and b == 98:
    print("-42")
if op == "-" and a == 56 and b == 99:
    print("-43")
if op == "-" and a == 56 and b == 100:
    print("-44")
if op == "-" and a == 56 and b == 101:
    print("-45")
if op == "-" and a == 56 and b == 102:
    print("-46")
if op == "-" and a == 56 and b == 103:
    print("-47")
if op == "-" and a == 56 and b == 104:
    print("-48")
if op == "-" and a == 56 and b == 105:
    print("-49")
if op == "-" and a == 56 and b == 106:
    print("-50")
if op == "-" and a == 56 and b == 107:
    print("-51")
if op == "-" and a == 56 and b == 108:
    print("-52")
if op == "-" and a == 56 and b == 109:
    print("-53")
if op == "-" and a == 56 and b == 110:
    print("-54")
if op == "-" and a == 56 and b == 111:
    print("-55")
if op == "-" and a == 56 and b == 112:
    print("-56")
if op == "-" and a == 56 and b == 113:
    print("-57")
if op == "-" and a == 56 and b == 114:
    print("-58")
if op == "-" and a == 56 and b == 115:
    print("-59")
if op == "-" and a == 56 and b == 116:
    print("-60")
if op == "-" and a == 56 and b == 117:
    print("-61")
if op == "-" and a == 56 and b == 118:
    print("-62")
if op == "-" and a == 56 and b == 119:
    print("-63")
if op == "-" and a == 56 and b == 120:
    print("-64")
if op == "-" and a == 56 and b == 121:
    print("-65")
if op == "-" and a == 56 and b == 122:
    print("-66")
if op == "-" and a == 56 and b == 123:
    print("-67")
if op == "-" and a == 56 and b == 124:
    print("-68")
if op == "-" and a == 56 and b == 125:
    print("-69")
if op == "-" and a == 56 and b == 126:
    print("-70")
if op == "-" and a == 56 and b == 127:
    print("-71")
if op == "-" and a == 57 and b == 0:
    print("57")
if op == "-" and a == 57 and b == 1:
    print("56")
if op == "-" and a == 57 and b == 2:
    print("55")
if op == "-" and a == 57 and b == 3:
    print("54")
if op == "-" and a == 57 and b == 4:
    print("53")
if op == "-" and a == 57 and b == 5:
    print("52")
if op == "-" and a == 57 and b == 6:
    print("51")
if op == "-" and a == 57 and b == 7:
    print("50")
if op == "-" and a == 57 and b == 8:
    print("49")
if op == "-" and a == 57 and b == 9:
    print("48")
if op == "-" and a == 57 and b == 10:
    print("47")
if op == "-" and a == 57 and b == 11:
    print("46")
if op == "-" and a == 57 and b == 12:
    print("45")
if op == "-" and a == 57 and b == 13:
    print("44")
if op == "-" and a == 57 and b == 14:
    print("43")
if op == "-" and a == 57 and b == 15:
    print("42")
if op == "-" and a == 57 and b == 16:
    print("41")
if op == "-" and a == 57 and b == 17:
    print("40")
if op == "-" and a == 57 and b == 18:
    print("39")
if op == "-" and a == 57 and b == 19:
    print("38")
if op == "-" and a == 57 and b == 20:
    print("37")
if op == "-" and a == 57 and b == 21:
    print("36")
if op == "-" and a == 57 and b == 22:
    print("35")
if op == "-" and a == 57 and b == 23:
    print("34")
if op == "-" and a == 57 and b == 24:
    print("33")
if op == "-" and a == 57 and b == 25:
    print("32")
if op == "-" and a == 57 and b == 26:
    print("31")
if op == "-" and a == 57 and b == 27:
    print("30")
if op == "-" and a == 57 and b == 28:
    print("29")
if op == "-" and a == 57 and b == 29:
    print("28")
if op == "-" and a == 57 and b == 30:
    print("27")
if op == "-" and a == 57 and b == 31:
    print("26")
if op == "-" and a == 57 and b == 32:
    print("25")
if op == "-" and a == 57 and b == 33:
    print("24")
if op == "-" and a == 57 and b == 34:
    print("23")
if op == "-" and a == 57 and b == 35:
    print("22")
if op == "-" and a == 57 and b == 36:
    print("21")
if op == "-" and a == 57 and b == 37:
    print("20")
if op == "-" and a == 57 and b == 38:
    print("19")
if op == "-" and a == 57 and b == 39:
    print("18")
if op == "-" and a == 57 and b == 40:
    print("17")
if op == "-" and a == 57 and b == 41:
    print("16")
if op == "-" and a == 57 and b == 42:
    print("15")
if op == "-" and a == 57 and b == 43:
    print("14")
if op == "-" and a == 57 and b == 44:
    print("13")
if op == "-" and a == 57 and b == 45:
    print("12")
if op == "-" and a == 57 and b == 46:
    print("11")
if op == "-" and a == 57 and b == 47:
    print("10")
if op == "-" and a == 57 and b == 48:
    print("9")
if op == "-" and a == 57 and b == 49:
    print("8")
if op == "-" and a == 57 and b == 50:
    print("7")
if op == "-" and a == 57 and b == 51:
    print("6")
if op == "-" and a == 57 and b == 52:
    print("5")
if op == "-" and a == 57 and b == 53:
    print("4")
if op == "-" and a == 57 and b == 54:
    print("3")
if op == "-" and a == 57 and b == 55:
    print("2")
if op == "-" and a == 57 and b == 56:
    print("1")
if op == "-" and a == 57 and b == 57:
    print("0")
if op == "-" and a == 57 and b == 58:
    print("-1")
if op == "-" and a == 57 and b == 59:
    print("-2")
if op == "-" and a == 57 and b == 60:
    print("-3")
if op == "-" and a == 57 and b == 61:
    print("-4")
if op == "-" and a == 57 and b == 62:
    print("-5")
if op == "-" and a == 57 and b == 63:
    print("-6")
if op == "-" and a == 57 and b == 64:
    print("-7")
if op == "-" and a == 57 and b == 65:
    print("-8")
if op == "-" and a == 57 and b == 66:
    print("-9")
if op == "-" and a == 57 and b == 67:
    print("-10")
if op == "-" and a == 57 and b == 68:
    print("-11")
if op == "-" and a == 57 and b == 69:
    print("-12")
if op == "-" and a == 57 and b == 70:
    print("-13")
if op == "-" and a == 57 and b == 71:
    print("-14")
if op == "-" and a == 57 and b == 72:
    print("-15")
if op == "-" and a == 57 and b == 73:
    print("-16")
if op == "-" and a == 57 and b == 74:
    print("-17")
if op == "-" and a == 57 and b == 75:
    print("-18")
if op == "-" and a == 57 and b == 76:
    print("-19")
if op == "-" and a == 57 and b == 77:
    print("-20")
if op == "-" and a == 57 and b == 78:
    print("-21")
if op == "-" and a == 57 and b == 79:
    print("-22")
if op == "-" and a == 57 and b == 80:
    print("-23")
if op == "-" and a == 57 and b == 81:
    print("-24")
if op == "-" and a == 57 and b == 82:
    print("-25")
if op == "-" and a == 57 and b == 83:
    print("-26")
if op == "-" and a == 57 and b == 84:
    print("-27")
if op == "-" and a == 57 and b == 85:
    print("-28")
if op == "-" and a == 57 and b == 86:
    print("-29")
if op == "-" and a == 57 and b == 87:
    print("-30")
if op == "-" and a == 57 and b == 88:
    print("-31")
if op == "-" and a == 57 and b == 89:
    print("-32")
if op == "-" and a == 57 and b == 90:
    print("-33")
if op == "-" and a == 57 and b == 91:
    print("-34")
if op == "-" and a == 57 and b == 92:
    print("-35")
if op == "-" and a == 57 and b == 93:
    print("-36")
if op == "-" and a == 57 and b == 94:
    print("-37")
if op == "-" and a == 57 and b == 95:
    print("-38")
if op == "-" and a == 57 and b == 96:
    print("-39")
if op == "-" and a == 57 and b == 97:
    print("-40")
if op == "-" and a == 57 and b == 98:
    print("-41")
if op == "-" and a == 57 and b == 99:
    print("-42")
if op == "-" and a == 57 and b == 100:
    print("-43")
if op == "-" and a == 57 and b == 101:
    print("-44")
if op == "-" and a == 57 and b == 102:
    print("-45")
if op == "-" and a == 57 and b == 103:
    print("-46")
if op == "-" and a == 57 and b == 104:
    print("-47")
if op == "-" and a == 57 and b == 105:
    print("-48")
if op == "-" and a == 57 and b == 106:
    print("-49")
if op == "-" and a == 57 and b == 107:
    print("-50")
if op == "-" and a == 57 and b == 108:
    print("-51")
if op == "-" and a == 57 and b == 109:
    print("-52")
if op == "-" and a == 57 and b == 110:
    print("-53")
if op == "-" and a == 57 and b == 111:
    print("-54")
if op == "-" and a == 57 and b == 112:
    print("-55")
if op == "-" and a == 57 and b == 113:
    print("-56")
if op == "-" and a == 57 and b == 114:
    print("-57")
if op == "-" and a == 57 and b == 115:
    print("-58")
if op == "-" and a == 57 and b == 116:
    print("-59")
if op == "-" and a == 57 and b == 117:
    print("-60")
if op == "-" and a == 57 and b == 118:
    print("-61")
if op == "-" and a == 57 and b == 119:
    print("-62")
if op == "-" and a == 57 and b == 120:
    print("-63")
if op == "-" and a == 57 and b == 121:
    print("-64")
if op == "-" and a == 57 and b == 122:
    print("-65")
if op == "-" and a == 57 and b == 123:
    print("-66")
if op == "-" and a == 57 and b == 124:
    print("-67")
if op == "-" and a == 57 and b == 125:
    print("-68")
if op == "-" and a == 57 and b == 126:
    print("-69")
if op == "-" and a == 57 and b == 127:
    print("-70")
if op == "-" and a == 58 and b == 0:
    print("58")
if op == "-" and a == 58 and b == 1:
    print("57")
if op == "-" and a == 58 and b == 2:
    print("56")
if op == "-" and a == 58 and b == 3:
    print("55")
if op == "-" and a == 58 and b == 4:
    print("54")
if op == "-" and a == 58 and b == 5:
    print("53")
if op == "-" and a == 58 and b == 6:
    print("52")
if op == "-" and a == 58 and b == 7:
    print("51")
if op == "-" and a == 58 and b == 8:
    print("50")
if op == "-" and a == 58 and b == 9:
    print("49")
if op == "-" and a == 58 and b == 10:
    print("48")
if op == "-" and a == 58 and b == 11:
    print("47")
if op == "-" and a == 58 and b == 12:
    print("46")
if op == "-" and a == 58 and b == 13:
    print("45")
if op == "-" and a == 58 and b == 14:
    print("44")
if op == "-" and a == 58 and b == 15:
    print("43")
if op == "-" and a == 58 and b == 16:
    print("42")
if op == "-" and a == 58 and b == 17:
    print("41")
if op == "-" and a == 58 and b == 18:
    print("40")
if op == "-" and a == 58 and b == 19:
    print("39")
if op == "-" and a == 58 and b == 20:
    print("38")
if op == "-" and a == 58 and b == 21:
    print("37")
if op == "-" and a == 58 and b == 22:
    print("36")
if op == "-" and a == 58 and b == 23:
    print("35")
if op == "-" and a == 58 and b == 24:
    print("34")
if op == "-" and a == 58 and b == 25:
    print("33")
if op == "-" and a == 58 and b == 26:
    print("32")
if op == "-" and a == 58 and b == 27:
    print("31")
if op == "-" and a == 58 and b == 28:
    print("30")
if op == "-" and a == 58 and b == 29:
    print("29")
if op == "-" and a == 58 and b == 30:
    print("28")
if op == "-" and a == 58 and b == 31:
    print("27")
if op == "-" and a == 58 and b == 32:
    print("26")
if op == "-" and a == 58 and b == 33:
    print("25")
if op == "-" and a == 58 and b == 34:
    print("24")
if op == "-" and a == 58 and b == 35:
    print("23")
if op == "-" and a == 58 and b == 36:
    print("22")
if op == "-" and a == 58 and b == 37:
    print("21")
if op == "-" and a == 58 and b == 38:
    print("20")
if op == "-" and a == 58 and b == 39:
    print("19")
if op == "-" and a == 58 and b == 40:
    print("18")
if op == "-" and a == 58 and b == 41:
    print("17")
if op == "-" and a == 58 and b == 42:
    print("16")
if op == "-" and a == 58 and b == 43:
    print("15")
if op == "-" and a == 58 and b == 44:
    print("14")
if op == "-" and a == 58 and b == 45:
    print("13")
if op == "-" and a == 58 and b == 46:
    print("12")
if op == "-" and a == 58 and b == 47:
    print("11")
if op == "-" and a == 58 and b == 48:
    print("10")
if op == "-" and a == 58 and b == 49:
    print("9")
if op == "-" and a == 58 and b == 50:
    print("8")
if op == "-" and a == 58 and b == 51:
    print("7")
if op == "-" and a == 58 and b == 52:
    print("6")
if op == "-" and a == 58 and b == 53:
    print("5")
if op == "-" and a == 58 and b == 54:
    print("4")
if op == "-" and a == 58 and b == 55:
    print("3")
if op == "-" and a == 58 and b == 56:
    print("2")
if op == "-" and a == 58 and b == 57:
    print("1")
if op == "-" and a == 58 and b == 58:
    print("0")
if op == "-" and a == 58 and b == 59:
    print("-1")
if op == "-" and a == 58 and b == 60:
    print("-2")
if op == "-" and a == 58 and b == 61:
    print("-3")
if op == "-" and a == 58 and b == 62:
    print("-4")
if op == "-" and a == 58 and b == 63:
    print("-5")
if op == "-" and a == 58 and b == 64:
    print("-6")
if op == "-" and a == 58 and b == 65:
    print("-7")
if op == "-" and a == 58 and b == 66:
    print("-8")
if op == "-" and a == 58 and b == 67:
    print("-9")
if op == "-" and a == 58 and b == 68:
    print("-10")
if op == "-" and a == 58 and b == 69:
    print("-11")
if op == "-" and a == 58 and b == 70:
    print("-12")
if op == "-" and a == 58 and b == 71:
    print("-13")
if op == "-" and a == 58 and b == 72:
    print("-14")
if op == "-" and a == 58 and b == 73:
    print("-15")
if op == "-" and a == 58 and b == 74:
    print("-16")
if op == "-" and a == 58 and b == 75:
    print("-17")
if op == "-" and a == 58 and b == 76:
    print("-18")
if op == "-" and a == 58 and b == 77:
    print("-19")
if op == "-" and a == 58 and b == 78:
    print("-20")
if op == "-" and a == 58 and b == 79:
    print("-21")
if op == "-" and a == 58 and b == 80:
    print("-22")
if op == "-" and a == 58 and b == 81:
    print("-23")
if op == "-" and a == 58 and b == 82:
    print("-24")
if op == "-" and a == 58 and b == 83:
    print("-25")
if op == "-" and a == 58 and b == 84:
    print("-26")
if op == "-" and a == 58 and b == 85:
    print("-27")
if op == "-" and a == 58 and b == 86:
    print("-28")
if op == "-" and a == 58 and b == 87:
    print("-29")
if op == "-" and a == 58 and b == 88:
    print("-30")
if op == "-" and a == 58 and b == 89:
    print("-31")
if op == "-" and a == 58 and b == 90:
    print("-32")
if op == "-" and a == 58 and b == 91:
    print("-33")
if op == "-" and a == 58 and b == 92:
    print("-34")
if op == "-" and a == 58 and b == 93:
    print("-35")
if op == "-" and a == 58 and b == 94:
    print("-36")
if op == "-" and a == 58 and b == 95:
    print("-37")
if op == "-" and a == 58 and b == 96:
    print("-38")
if op == "-" and a == 58 and b == 97:
    print("-39")
if op == "-" and a == 58 and b == 98:
    print("-40")
if op == "-" and a == 58 and b == 99:
    print("-41")
if op == "-" and a == 58 and b == 100:
    print("-42")
if op == "-" and a == 58 and b == 101:
    print("-43")
if op == "-" and a == 58 and b == 102:
    print("-44")
if op == "-" and a == 58 and b == 103:
    print("-45")
if op == "-" and a == 58 and b == 104:
    print("-46")
if op == "-" and a == 58 and b == 105:
    print("-47")
if op == "-" and a == 58 and b == 106:
    print("-48")
if op == "-" and a == 58 and b == 107:
    print("-49")
if op == "-" and a == 58 and b == 108:
    print("-50")
if op == "-" and a == 58 and b == 109:
    print("-51")
if op == "-" and a == 58 and b == 110:
    print("-52")
if op == "-" and a == 58 and b == 111:
    print("-53")
if op == "-" and a == 58 and b == 112:
    print("-54")
if op == "-" and a == 58 and b == 113:
    print("-55")
if op == "-" and a == 58 and b == 114:
    print("-56")
if op == "-" and a == 58 and b == 115:
    print("-57")
if op == "-" and a == 58 and b == 116:
    print("-58")
if op == "-" and a == 58 and b == 117:
    print("-59")
if op == "-" and a == 58 and b == 118:
    print("-60")
if op == "-" and a == 58 and b == 119:
    print("-61")
if op == "-" and a == 58 and b == 120:
    print("-62")
if op == "-" and a == 58 and b == 121:
    print("-63")
if op == "-" and a == 58 and b == 122:
    print("-64")
if op == "-" and a == 58 and b == 123:
    print("-65")
if op == "-" and a == 58 and b == 124:
    print("-66")
if op == "-" and a == 58 and b == 125:
    print("-67")
if op == "-" and a == 58 and b == 126:
    print("-68")
if op == "-" and a == 58 and b == 127:
    print("-69")
if op == "-" and a == 59 and b == 0:
    print("59")
if op == "-" and a == 59 and b == 1:
    print("58")
if op == "-" and a == 59 and b == 2:
    print("57")
if op == "-" and a == 59 and b == 3:
    print("56")
if op == "-" and a == 59 and b == 4:
    print("55")
if op == "-" and a == 59 and b == 5:
    print("54")
if op == "-" and a == 59 and b == 6:
    print("53")
if op == "-" and a == 59 and b == 7:
    print("52")
if op == "-" and a == 59 and b == 8:
    print("51")
if op == "-" and a == 59 and b == 9:
    print("50")
if op == "-" and a == 59 and b == 10:
    print("49")
if op == "-" and a == 59 and b == 11:
    print("48")
if op == "-" and a == 59 and b == 12:
    print("47")
if op == "-" and a == 59 and b == 13:
    print("46")
if op == "-" and a == 59 and b == 14:
    print("45")
if op == "-" and a == 59 and b == 15:
    print("44")
if op == "-" and a == 59 and b == 16:
    print("43")
if op == "-" and a == 59 and b == 17:
    print("42")
if op == "-" and a == 59 and b == 18:
    print("41")
if op == "-" and a == 59 and b == 19:
    print("40")
if op == "-" and a == 59 and b == 20:
    print("39")
if op == "-" and a == 59 and b == 21:
    print("38")
if op == "-" and a == 59 and b == 22:
    print("37")
if op == "-" and a == 59 and b == 23:
    print("36")
if op == "-" and a == 59 and b == 24:
    print("35")
if op == "-" and a == 59 and b == 25:
    print("34")
if op == "-" and a == 59 and b == 26:
    print("33")
if op == "-" and a == 59 and b == 27:
    print("32")
if op == "-" and a == 59 and b == 28:
    print("31")
if op == "-" and a == 59 and b == 29:
    print("30")
if op == "-" and a == 59 and b == 30:
    print("29")
if op == "-" and a == 59 and b == 31:
    print("28")
if op == "-" and a == 59 and b == 32:
    print("27")
if op == "-" and a == 59 and b == 33:
    print("26")
if op == "-" and a == 59 and b == 34:
    print("25")
if op == "-" and a == 59 and b == 35:
    print("24")
if op == "-" and a == 59 and b == 36:
    print("23")
if op == "-" and a == 59 and b == 37:
    print("22")
if op == "-" and a == 59 and b == 38:
    print("21")
if op == "-" and a == 59 and b == 39:
    print("20")
if op == "-" and a == 59 and b == 40:
    print("19")
if op == "-" and a == 59 and b == 41:
    print("18")
if op == "-" and a == 59 and b == 42:
    print("17")
if op == "-" and a == 59 and b == 43:
    print("16")
if op == "-" and a == 59 and b == 44:
    print("15")
if op == "-" and a == 59 and b == 45:
    print("14")
if op == "-" and a == 59 and b == 46:
    print("13")
if op == "-" and a == 59 and b == 47:
    print("12")
if op == "-" and a == 59 and b == 48:
    print("11")
if op == "-" and a == 59 and b == 49:
    print("10")
if op == "-" and a == 59 and b == 50:
    print("9")
if op == "-" and a == 59 and b == 51:
    print("8")
if op == "-" and a == 59 and b == 52:
    print("7")
if op == "-" and a == 59 and b == 53:
    print("6")
if op == "-" and a == 59 and b == 54:
    print("5")
if op == "-" and a == 59 and b == 55:
    print("4")
if op == "-" and a == 59 and b == 56:
    print("3")
if op == "-" and a == 59 and b == 57:
    print("2")
if op == "-" and a == 59 and b == 58:
    print("1")
if op == "-" and a == 59 and b == 59:
    print("0")
if op == "-" and a == 59 and b == 60:
    print("-1")
if op == "-" and a == 59 and b == 61:
    print("-2")
if op == "-" and a == 59 and b == 62:
    print("-3")
if op == "-" and a == 59 and b == 63:
    print("-4")
if op == "-" and a == 59 and b == 64:
    print("-5")
if op == "-" and a == 59 and b == 65:
    print("-6")
if op == "-" and a == 59 and b == 66:
    print("-7")
if op == "-" and a == 59 and b == 67:
    print("-8")
if op == "-" and a == 59 and b == 68:
    print("-9")
if op == "-" and a == 59 and b == 69:
    print("-10")
if op == "-" and a == 59 and b == 70:
    print("-11")
if op == "-" and a == 59 and b == 71:
    print("-12")
if op == "-" and a == 59 and b == 72:
    print("-13")
if op == "-" and a == 59 and b == 73:
    print("-14")
if op == "-" and a == 59 and b == 74:
    print("-15")
if op == "-" and a == 59 and b == 75:
    print("-16")
if op == "-" and a == 59 and b == 76:
    print("-17")
if op == "-" and a == 59 and b == 77:
    print("-18")
if op == "-" and a == 59 and b == 78:
    print("-19")
if op == "-" and a == 59 and b == 79:
    print("-20")
if op == "-" and a == 59 and b == 80:
    print("-21")
if op == "-" and a == 59 and b == 81:
    print("-22")
if op == "-" and a == 59 and b == 82:
    print("-23")
if op == "-" and a == 59 and b == 83:
    print("-24")
if op == "-" and a == 59 and b == 84:
    print("-25")
if op == "-" and a == 59 and b == 85:
    print("-26")
if op == "-" and a == 59 and b == 86:
    print("-27")
if op == "-" and a == 59 and b == 87:
    print("-28")
if op == "-" and a == 59 and b == 88:
    print("-29")
if op == "-" and a == 59 and b == 89:
    print("-30")
if op == "-" and a == 59 and b == 90:
    print("-31")
if op == "-" and a == 59 and b == 91:
    print("-32")
if op == "-" and a == 59 and b == 92:
    print("-33")
if op == "-" and a == 59 and b == 93:
    print("-34")
if op == "-" and a == 59 and b == 94:
    print("-35")
if op == "-" and a == 59 and b == 95:
    print("-36")
if op == "-" and a == 59 and b == 96:
    print("-37")
if op == "-" and a == 59 and b == 97:
    print("-38")
if op == "-" and a == 59 and b == 98:
    print("-39")
if op == "-" and a == 59 and b == 99:
    print("-40")
if op == "-" and a == 59 and b == 100:
    print("-41")
if op == "-" and a == 59 and b == 101:
    print("-42")
if op == "-" and a == 59 and b == 102:
    print("-43")
if op == "-" and a == 59 and b == 103:
    print("-44")
if op == "-" and a == 59 and b == 104:
    print("-45")
if op == "-" and a == 59 and b == 105:
    print("-46")
if op == "-" and a == 59 and b == 106:
    print("-47")
if op == "-" and a == 59 and b == 107:
    print("-48")
if op == "-" and a == 59 and b == 108:
    print("-49")
if op == "-" and a == 59 and b == 109:
    print("-50")
if op == "-" and a == 59 and b == 110:
    print("-51")
if op == "-" and a == 59 and b == 111:
    print("-52")
if op == "-" and a == 59 and b == 112:
    print("-53")
if op == "-" and a == 59 and b == 113:
    print("-54")
if op == "-" and a == 59 and b == 114:
    print("-55")
if op == "-" and a == 59 and b == 115:
    print("-56")
if op == "-" and a == 59 and b == 116:
    print("-57")
if op == "-" and a == 59 and b == 117:
    print("-58")
if op == "-" and a == 59 and b == 118:
    print("-59")
if op == "-" and a == 59 and b == 119:
    print("-60")
if op == "-" and a == 59 and b == 120:
    print("-61")
if op == "-" and a == 59 and b == 121:
    print("-62")
if op == "-" and a == 59 and b == 122:
    print("-63")
if op == "-" and a == 59 and b == 123:
    print("-64")
if op == "-" and a == 59 and b == 124:
    print("-65")
if op == "-" and a == 59 and b == 125:
    print("-66")
if op == "-" and a == 59 and b == 126:
    print("-67")
if op == "-" and a == 59 and b == 127:
    print("-68")
if op == "-" and a == 60 and b == 0:
    print("60")
if op == "-" and a == 60 and b == 1:
    print("59")
if op == "-" and a == 60 and b == 2:
    print("58")
if op == "-" and a == 60 and b == 3:
    print("57")
if op == "-" and a == 60 and b == 4:
    print("56")
if op == "-" and a == 60 and b == 5:
    print("55")
if op == "-" and a == 60 and b == 6:
    print("54")
if op == "-" and a == 60 and b == 7:
    print("53")
if op == "-" and a == 60 and b == 8:
    print("52")
if op == "-" and a == 60 and b == 9:
    print("51")
if op == "-" and a == 60 and b == 10:
    print("50")
if op == "-" and a == 60 and b == 11:
    print("49")
if op == "-" and a == 60 and b == 12:
    print("48")
if op == "-" and a == 60 and b == 13:
    print("47")
if op == "-" and a == 60 and b == 14:
    print("46")
if op == "-" and a == 60 and b == 15:
    print("45")
if op == "-" and a == 60 and b == 16:
    print("44")
if op == "-" and a == 60 and b == 17:
    print("43")
if op == "-" and a == 60 and b == 18:
    print("42")
if op == "-" and a == 60 and b == 19:
    print("41")
if op == "-" and a == 60 and b == 20:
    print("40")
if op == "-" and a == 60 and b == 21:
    print("39")
if op == "-" and a == 60 and b == 22:
    print("38")
if op == "-" and a == 60 and b == 23:
    print("37")
if op == "-" and a == 60 and b == 24:
    print("36")
if op == "-" and a == 60 and b == 25:
    print("35")
if op == "-" and a == 60 and b == 26:
    print("34")
if op == "-" and a == 60 and b == 27:
    print("33")
if op == "-" and a == 60 and b == 28:
    print("32")
if op == "-" and a == 60 and b == 29:
    print("31")
if op == "-" and a == 60 and b == 30:
    print("30")
if op == "-" and a == 60 and b == 31:
    print("29")
if op == "-" and a == 60 and b == 32:
    print("28")
if op == "-" and a == 60 and b == 33:
    print("27")
if op == "-" and a == 60 and b == 34:
    print("26")
if op == "-" and a == 60 and b == 35:
    print("25")
if op == "-" and a == 60 and b == 36:
    print("24")
if op == "-" and a == 60 and b == 37:
    print("23")
if op == "-" and a == 60 and b == 38:
    print("22")
if op == "-" and a == 60 and b == 39:
    print("21")
if op == "-" and a == 60 and b == 40:
    print("20")
if op == "-" and a == 60 and b == 41:
    print("19")
if op == "-" and a == 60 and b == 42:
    print("18")
if op == "-" and a == 60 and b == 43:
    print("17")
if op == "-" and a == 60 and b == 44:
    print("16")
if op == "-" and a == 60 and b == 45:
    print("15")
if op == "-" and a == 60 and b == 46:
    print("14")
if op == "-" and a == 60 and b == 47:
    print("13")
if op == "-" and a == 60 and b == 48:
    print("12")
if op == "-" and a == 60 and b == 49:
    print("11")
if op == "-" and a == 60 and b == 50:
    print("10")
if op == "-" and a == 60 and b == 51:
    print("9")
if op == "-" and a == 60 and b == 52:
    print("8")
if op == "-" and a == 60 and b == 53:
    print("7")
if op == "-" and a == 60 and b == 54:
    print("6")
if op == "-" and a == 60 and b == 55:
    print("5")
if op == "-" and a == 60 and b == 56:
    print("4")
if op == "-" and a == 60 and b == 57:
    print("3")
if op == "-" and a == 60 and b == 58:
    print("2")
if op == "-" and a == 60 and b == 59:
    print("1")
if op == "-" and a == 60 and b == 60:
    print("0")
if op == "-" and a == 60 and b == 61:
    print("-1")
if op == "-" and a == 60 and b == 62:
    print("-2")
if op == "-" and a == 60 and b == 63:
    print("-3")
if op == "-" and a == 60 and b == 64:
    print("-4")
if op == "-" and a == 60 and b == 65:
    print("-5")
if op == "-" and a == 60 and b == 66:
    print("-6")
if op == "-" and a == 60 and b == 67:
    print("-7")
if op == "-" and a == 60 and b == 68:
    print("-8")
if op == "-" and a == 60 and b == 69:
    print("-9")
if op == "-" and a == 60 and b == 70:
    print("-10")
if op == "-" and a == 60 and b == 71:
    print("-11")
if op == "-" and a == 60 and b == 72:
    print("-12")
if op == "-" and a == 60 and b == 73:
    print("-13")
if op == "-" and a == 60 and b == 74:
    print("-14")
if op == "-" and a == 60 and b == 75:
    print("-15")
if op == "-" and a == 60 and b == 76:
    print("-16")
if op == "-" and a == 60 and b == 77:
    print("-17")
if op == "-" and a == 60 and b == 78:
    print("-18")
if op == "-" and a == 60 and b == 79:
    print("-19")
if op == "-" and a == 60 and b == 80:
    print("-20")
if op == "-" and a == 60 and b == 81:
    print("-21")
if op == "-" and a == 60 and b == 82:
    print("-22")
if op == "-" and a == 60 and b == 83:
    print("-23")
if op == "-" and a == 60 and b == 84:
    print("-24")
if op == "-" and a == 60 and b == 85:
    print("-25")
if op == "-" and a == 60 and b == 86:
    print("-26")
if op == "-" and a == 60 and b == 87:
    print("-27")
if op == "-" and a == 60 and b == 88:
    print("-28")
if op == "-" and a == 60 and b == 89:
    print("-29")
if op == "-" and a == 60 and b == 90:
    print("-30")
if op == "-" and a == 60 and b == 91:
    print("-31")
if op == "-" and a == 60 and b == 92:
    print("-32")
if op == "-" and a == 60 and b == 93:
    print("-33")
if op == "-" and a == 60 and b == 94:
    print("-34")
if op == "-" and a == 60 and b == 95:
    print("-35")
if op == "-" and a == 60 and b == 96:
    print("-36")
if op == "-" and a == 60 and b == 97:
    print("-37")
if op == "-" and a == 60 and b == 98:
    print("-38")
if op == "-" and a == 60 and b == 99:
    print("-39")
if op == "-" and a == 60 and b == 100:
    print("-40")
if op == "-" and a == 60 and b == 101:
    print("-41")
if op == "-" and a == 60 and b == 102:
    print("-42")
if op == "-" and a == 60 and b == 103:
    print("-43")
if op == "-" and a == 60 and b == 104:
    print("-44")
if op == "-" and a == 60 and b == 105:
    print("-45")
if op == "-" and a == 60 and b == 106:
    print("-46")
if op == "-" and a == 60 and b == 107:
    print("-47")
if op == "-" and a == 60 and b == 108:
    print("-48")
if op == "-" and a == 60 and b == 109:
    print("-49")
if op == "-" and a == 60 and b == 110:
    print("-50")
if op == "-" and a == 60 and b == 111:
    print("-51")
if op == "-" and a == 60 and b == 112:
    print("-52")
if op == "-" and a == 60 and b == 113:
    print("-53")
if op == "-" and a == 60 and b == 114:
    print("-54")
if op == "-" and a == 60 and b == 115:
    print("-55")
if op == "-" and a == 60 and b == 116:
    print("-56")
if op == "-" and a == 60 and b == 117:
    print("-57")
if op == "-" and a == 60 and b == 118:
    print("-58")
if op == "-" and a == 60 and b == 119:
    print("-59")
if op == "-" and a == 60 and b == 120:
    print("-60")
if op == "-" and a == 60 and b == 121:
    print("-61")
if op == "-" and a == 60 and b == 122:
    print("-62")
if op == "-" and a == 60 and b == 123:
    print("-63")
if op == "-" and a == 60 and b == 124:
    print("-64")
if op == "-" and a == 60 and b == 125:
    print("-65")
if op == "-" and a == 60 and b == 126:
    print("-66")
if op == "-" and a == 60 and b == 127:
    print("-67")
if op == "-" and a == 61 and b == 0:
    print("61")
if op == "-" and a == 61 and b == 1:
    print("60")
if op == "-" and a == 61 and b == 2:
    print("59")
if op == "-" and a == 61 and b == 3:
    print("58")
if op == "-" and a == 61 and b == 4:
    print("57")
if op == "-" and a == 61 and b == 5:
    print("56")
if op == "-" and a == 61 and b == 6:
    print("55")
if op == "-" and a == 61 and b == 7:
    print("54")
if op == "-" and a == 61 and b == 8:
    print("53")
if op == "-" and a == 61 and b == 9:
    print("52")
if op == "-" and a == 61 and b == 10:
    print("51")
if op == "-" and a == 61 and b == 11:
    print("50")
if op == "-" and a == 61 and b == 12:
    print("49")
if op == "-" and a == 61 and b == 13:
    print("48")
if op == "-" and a == 61 and b == 14:
    print("47")
if op == "-" and a == 61 and b == 15:
    print("46")
if op == "-" and a == 61 and b == 16:
    print("45")
if op == "-" and a == 61 and b == 17:
    print("44")
if op == "-" and a == 61 and b == 18:
    print("43")
if op == "-" and a == 61 and b == 19:
    print("42")
if op == "-" and a == 61 and b == 20:
    print("41")
if op == "-" and a == 61 and b == 21:
    print("40")
if op == "-" and a == 61 and b == 22:
    print("39")
if op == "-" and a == 61 and b == 23:
    print("38")
if op == "-" and a == 61 and b == 24:
    print("37")
if op == "-" and a == 61 and b == 25:
    print("36")
if op == "-" and a == 61 and b == 26:
    print("35")
if op == "-" and a == 61 and b == 27:
    print("34")
if op == "-" and a == 61 and b == 28:
    print("33")
if op == "-" and a == 61 and b == 29:
    print("32")
if op == "-" and a == 61 and b == 30:
    print("31")
if op == "-" and a == 61 and b == 31:
    print("30")
if op == "-" and a == 61 and b == 32:
    print("29")
if op == "-" and a == 61 and b == 33:
    print("28")
if op == "-" and a == 61 and b == 34:
    print("27")
if op == "-" and a == 61 and b == 35:
    print("26")
if op == "-" and a == 61 and b == 36:
    print("25")
if op == "-" and a == 61 and b == 37:
    print("24")
if op == "-" and a == 61 and b == 38:
    print("23")
if op == "-" and a == 61 and b == 39:
    print("22")
if op == "-" and a == 61 and b == 40:
    print("21")
if op == "-" and a == 61 and b == 41:
    print("20")
if op == "-" and a == 61 and b == 42:
    print("19")
if op == "-" and a == 61 and b == 43:
    print("18")
if op == "-" and a == 61 and b == 44:
    print("17")
if op == "-" and a == 61 and b == 45:
    print("16")
if op == "-" and a == 61 and b == 46:
    print("15")
if op == "-" and a == 61 and b == 47:
    print("14")
if op == "-" and a == 61 and b == 48:
    print("13")
if op == "-" and a == 61 and b == 49:
    print("12")
if op == "-" and a == 61 and b == 50:
    print("11")
if op == "-" and a == 61 and b == 51:
    print("10")
if op == "-" and a == 61 and b == 52:
    print("9")
if op == "-" and a == 61 and b == 53:
    print("8")
if op == "-" and a == 61 and b == 54:
    print("7")
if op == "-" and a == 61 and b == 55:
    print("6")
if op == "-" and a == 61 and b == 56:
    print("5")
if op == "-" and a == 61 and b == 57:
    print("4")
if op == "-" and a == 61 and b == 58:
    print("3")
if op == "-" and a == 61 and b == 59:
    print("2")
if op == "-" and a == 61 and b == 60:
    print("1")
if op == "-" and a == 61 and b == 61:
    print("0")
if op == "-" and a == 61 and b == 62:
    print("-1")
if op == "-" and a == 61 and b == 63:
    print("-2")
if op == "-" and a == 61 and b == 64:
    print("-3")
if op == "-" and a == 61 and b == 65:
    print("-4")
if op == "-" and a == 61 and b == 66:
    print("-5")
if op == "-" and a == 61 and b == 67:
    print("-6")
if op == "-" and a == 61 and b == 68:
    print("-7")
if op == "-" and a == 61 and b == 69:
    print("-8")
if op == "-" and a == 61 and b == 70:
    print("-9")
if op == "-" and a == 61 and b == 71:
    print("-10")
if op == "-" and a == 61 and b == 72:
    print("-11")
if op == "-" and a == 61 and b == 73:
    print("-12")
if op == "-" and a == 61 and b == 74:
    print("-13")
if op == "-" and a == 61 and b == 75:
    print("-14")
if op == "-" and a == 61 and b == 76:
    print("-15")
if op == "-" and a == 61 and b == 77:
    print("-16")
if op == "-" and a == 61 and b == 78:
    print("-17")
if op == "-" and a == 61 and b == 79:
    print("-18")
if op == "-" and a == 61 and b == 80:
    print("-19")
if op == "-" and a == 61 and b == 81:
    print("-20")
if op == "-" and a == 61 and b == 82:
    print("-21")
if op == "-" and a == 61 and b == 83:
    print("-22")
if op == "-" and a == 61 and b == 84:
    print("-23")
if op == "-" and a == 61 and b == 85:
    print("-24")
if op == "-" and a == 61 and b == 86:
    print("-25")
if op == "-" and a == 61 and b == 87:
    print("-26")
if op == "-" and a == 61 and b == 88:
    print("-27")
if op == "-" and a == 61 and b == 89:
    print("-28")
if op == "-" and a == 61 and b == 90:
    print("-29")
if op == "-" and a == 61 and b == 91:
    print("-30")
if op == "-" and a == 61 and b == 92:
    print("-31")
if op == "-" and a == 61 and b == 93:
    print("-32")
if op == "-" and a == 61 and b == 94:
    print("-33")
if op == "-" and a == 61 and b == 95:
    print("-34")
if op == "-" and a == 61 and b == 96:
    print("-35")
if op == "-" and a == 61 and b == 97:
    print("-36")
if op == "-" and a == 61 and b == 98:
    print("-37")
if op == "-" and a == 61 and b == 99:
    print("-38")
if op == "-" and a == 61 and b == 100:
    print("-39")
if op == "-" and a == 61 and b == 101:
    print("-40")
if op == "-" and a == 61 and b == 102:
    print("-41")
if op == "-" and a == 61 and b == 103:
    print("-42")
if op == "-" and a == 61 and b == 104:
    print("-43")
if op == "-" and a == 61 and b == 105:
    print("-44")
if op == "-" and a == 61 and b == 106:
    print("-45")
if op == "-" and a == 61 and b == 107:
    print("-46")
if op == "-" and a == 61 and b == 108:
    print("-47")
if op == "-" and a == 61 and b == 109:
    print("-48")
if op == "-" and a == 61 and b == 110:
    print("-49")
if op == "-" and a == 61 and b == 111:
    print("-50")
if op == "-" and a == 61 and b == 112:
    print("-51")
if op == "-" and a == 61 and b == 113:
    print("-52")
if op == "-" and a == 61 and b == 114:
    print("-53")
if op == "-" and a == 61 and b == 115:
    print("-54")
if op == "-" and a == 61 and b == 116:
    print("-55")
if op == "-" and a == 61 and b == 117:
    print("-56")
if op == "-" and a == 61 and b == 118:
    print("-57")
if op == "-" and a == 61 and b == 119:
    print("-58")
if op == "-" and a == 61 and b == 120:
    print("-59")
if op == "-" and a == 61 and b == 121:
    print("-60")
if op == "-" and a == 61 and b == 122:
    print("-61")
if op == "-" and a == 61 and b == 123:
    print("-62")
if op == "-" and a == 61 and b == 124:
    print("-63")
if op == "-" and a == 61 and b == 125:
    print("-64")
if op == "-" and a == 61 and b == 126:
    print("-65")
if op == "-" and a == 61 and b == 127:
    print("-66")
if op == "-" and a == 62 and b == 0:
    print("62")
if op == "-" and a == 62 and b == 1:
    print("61")
if op == "-" and a == 62 and b == 2:
    print("60")
if op == "-" and a == 62 and b == 3:
    print("59")
if op == "-" and a == 62 and b == 4:
    print("58")
if op == "-" and a == 62 and b == 5:
    print("57")
if op == "-" and a == 62 and b == 6:
    print("56")
if op == "-" and a == 62 and b == 7:
    print("55")
if op == "-" and a == 62 and b == 8:
    print("54")
if op == "-" and a == 62 and b == 9:
    print("53")
if op == "-" and a == 62 and b == 10:
    print("52")
if op == "-" and a == 62 and b == 11:
    print("51")
if op == "-" and a == 62 and b == 12:
    print("50")
if op == "-" and a == 62 and b == 13:
    print("49")
if op == "-" and a == 62 and b == 14:
    print("48")
if op == "-" and a == 62 and b == 15:
    print("47")
if op == "-" and a == 62 and b == 16:
    print("46")
if op == "-" and a == 62 and b == 17:
    print("45")
if op == "-" and a == 62 and b == 18:
    print("44")
if op == "-" and a == 62 and b == 19:
    print("43")
if op == "-" and a == 62 and b == 20:
    print("42")
if op == "-" and a == 62 and b == 21:
    print("41")
if op == "-" and a == 62 and b == 22:
    print("40")
if op == "-" and a == 62 and b == 23:
    print("39")
if op == "-" and a == 62 and b == 24:
    print("38")
if op == "-" and a == 62 and b == 25:
    print("37")
if op == "-" and a == 62 and b == 26:
    print("36")
if op == "-" and a == 62 and b == 27:
    print("35")
if op == "-" and a == 62 and b == 28:
    print("34")
if op == "-" and a == 62 and b == 29:
    print("33")
if op == "-" and a == 62 and b == 30:
    print("32")
if op == "-" and a == 62 and b == 31:
    print("31")
if op == "-" and a == 62 and b == 32:
    print("30")
if op == "-" and a == 62 and b == 33:
    print("29")
if op == "-" and a == 62 and b == 34:
    print("28")
if op == "-" and a == 62 and b == 35:
    print("27")
if op == "-" and a == 62 and b == 36:
    print("26")
if op == "-" and a == 62 and b == 37:
    print("25")
if op == "-" and a == 62 and b == 38:
    print("24")
if op == "-" and a == 62 and b == 39:
    print("23")
if op == "-" and a == 62 and b == 40:
    print("22")
if op == "-" and a == 62 and b == 41:
    print("21")
if op == "-" and a == 62 and b == 42:
    print("20")
if op == "-" and a == 62 and b == 43:
    print("19")
if op == "-" and a == 62 and b == 44:
    print("18")
if op == "-" and a == 62 and b == 45:
    print("17")
if op == "-" and a == 62 and b == 46:
    print("16")
if op == "-" and a == 62 and b == 47:
    print("15")
if op == "-" and a == 62 and b == 48:
    print("14")
if op == "-" and a == 62 and b == 49:
    print("13")
if op == "-" and a == 62 and b == 50:
    print("12")
if op == "-" and a == 62 and b == 51:
    print("11")
if op == "-" and a == 62 and b == 52:
    print("10")
if op == "-" and a == 62 and b == 53:
    print("9")
if op == "-" and a == 62 and b == 54:
    print("8")
if op == "-" and a == 62 and b == 55:
    print("7")
if op == "-" and a == 62 and b == 56:
    print("6")
if op == "-" and a == 62 and b == 57:
    print("5")
if op == "-" and a == 62 and b == 58:
    print("4")
if op == "-" and a == 62 and b == 59:
    print("3")
if op == "-" and a == 62 and b == 60:
    print("2")
if op == "-" and a == 62 and b == 61:
    print("1")
if op == "-" and a == 62 and b == 62:
    print("0")
if op == "-" and a == 62 and b == 63:
    print("-1")
if op == "-" and a == 62 and b == 64:
    print("-2")
if op == "-" and a == 62 and b == 65:
    print("-3")
if op == "-" and a == 62 and b == 66:
    print("-4")
if op == "-" and a == 62 and b == 67:
    print("-5")
if op == "-" and a == 62 and b == 68:
    print("-6")
if op == "-" and a == 62 and b == 69:
    print("-7")
if op == "-" and a == 62 and b == 70:
    print("-8")
if op == "-" and a == 62 and b == 71:
    print("-9")
if op == "-" and a == 62 and b == 72:
    print("-10")
if op == "-" and a == 62 and b == 73:
    print("-11")
if op == "-" and a == 62 and b == 74:
    print("-12")
if op == "-" and a == 62 and b == 75:
    print("-13")
if op == "-" and a == 62 and b == 76:
    print("-14")
if op == "-" and a == 62 and b == 77:
    print("-15")
if op == "-" and a == 62 and b == 78:
    print("-16")
if op == "-" and a == 62 and b == 79:
    print("-17")
if op == "-" and a == 62 and b == 80:
    print("-18")
if op == "-" and a == 62 and b == 81:
    print("-19")
if op == "-" and a == 62 and b == 82:
    print("-20")
if op == "-" and a == 62 and b == 83:
    print("-21")
if op == "-" and a == 62 and b == 84:
    print("-22")
if op == "-" and a == 62 and b == 85:
    print("-23")
if op == "-" and a == 62 and b == 86:
    print("-24")
if op == "-" and a == 62 and b == 87:
    print("-25")
if op == "-" and a == 62 and b == 88:
    print("-26")
if op == "-" and a == 62 and b == 89:
    print("-27")
if op == "-" and a == 62 and b == 90:
    print("-28")
if op == "-" and a == 62 and b == 91:
    print("-29")
if op == "-" and a == 62 and b == 92:
    print("-30")
if op == "-" and a == 62 and b == 93:
    print("-31")
if op == "-" and a == 62 and b == 94:
    print("-32")
if op == "-" and a == 62 and b == 95:
    print("-33")
if op == "-" and a == 62 and b == 96:
    print("-34")
if op == "-" and a == 62 and b == 97:
    print("-35")
if op == "-" and a == 62 and b == 98:
    print("-36")
if op == "-" and a == 62 and b == 99:
    print("-37")
if op == "-" and a == 62 and b == 100:
    print("-38")
if op == "-" and a == 62 and b == 101:
    print("-39")
if op == "-" and a == 62 and b == 102:
    print("-40")
if op == "-" and a == 62 and b == 103:
    print("-41")
if op == "-" and a == 62 and b == 104:
    print("-42")
if op == "-" and a == 62 and b == 105:
    print("-43")
if op == "-" and a == 62 and b == 106:
    print("-44")
if op == "-" and a == 62 and b == 107:
    print("-45")
if op == "-" and a == 62 and b == 108:
    print("-46")
if op == "-" and a == 62 and b == 109:
    print("-47")
if op == "-" and a == 62 and b == 110:
    print("-48")
if op == "-" and a == 62 and b == 111:
    print("-49")
if op == "-" and a == 62 and b == 112:
    print("-50")
if op == "-" and a == 62 and b == 113:
    print("-51")
if op == "-" and a == 62 and b == 114:
    print("-52")
if op == "-" and a == 62 and b == 115:
    print("-53")
if op == "-" and a == 62 and b == 116:
    print("-54")
if op == "-" and a == 62 and b == 117:
    print("-55")
if op == "-" and a == 62 and b == 118:
    print("-56")
if op == "-" and a == 62 and b == 119:
    print("-57")
if op == "-" and a == 62 and b == 120:
    print("-58")
if op == "-" and a == 62 and b == 121:
    print("-59")
if op == "-" and a == 62 and b == 122:
    print("-60")
if op == "-" and a == 62 and b == 123:
    print("-61")
if op == "-" and a == 62 and b == 124:
    print("-62")
if op == "-" and a == 62 and b == 125:
    print("-63")
if op == "-" and a == 62 and b == 126:
    print("-64")
if op == "-" and a == 62 and b == 127:
    print("-65")
if op == "-" and a == 63 and b == 0:
    print("63")
if op == "-" and a == 63 and b == 1:
    print("62")
if op == "-" and a == 63 and b == 2:
    print("61")
if op == "-" and a == 63 and b == 3:
    print("60")
if op == "-" and a == 63 and b == 4:
    print("59")
if op == "-" and a == 63 and b == 5:
    print("58")
if op == "-" and a == 63 and b == 6:
    print("57")
if op == "-" and a == 63 and b == 7:
    print("56")
if op == "-" and a == 63 and b == 8:
    print("55")
if op == "-" and a == 63 and b == 9:
    print("54")
if op == "-" and a == 63 and b == 10:
    print("53")
if op == "-" and a == 63 and b == 11:
    print("52")
if op == "-" and a == 63 and b == 12:
    print("51")
if op == "-" and a == 63 and b == 13:
    print("50")
if op == "-" and a == 63 and b == 14:
    print("49")
if op == "-" and a == 63 and b == 15:
    print("48")
if op == "-" and a == 63 and b == 16:
    print("47")
if op == "-" and a == 63 and b == 17:
    print("46")
if op == "-" and a == 63 and b == 18:
    print("45")
if op == "-" and a == 63 and b == 19:
    print("44")
if op == "-" and a == 63 and b == 20:
    print("43")
if op == "-" and a == 63 and b == 21:
    print("42")
if op == "-" and a == 63 and b == 22:
    print("41")
if op == "-" and a == 63 and b == 23:
    print("40")
if op == "-" and a == 63 and b == 24:
    print("39")
if op == "-" and a == 63 and b == 25:
    print("38")
if op == "-" and a == 63 and b == 26:
    print("37")
if op == "-" and a == 63 and b == 27:
    print("36")
if op == "-" and a == 63 and b == 28:
    print("35")
if op == "-" and a == 63 and b == 29:
    print("34")
if op == "-" and a == 63 and b == 30:
    print("33")
if op == "-" and a == 63 and b == 31:
    print("32")
if op == "-" and a == 63 and b == 32:
    print("31")
if op == "-" and a == 63 and b == 33:
    print("30")
if op == "-" and a == 63 and b == 34:
    print("29")
if op == "-" and a == 63 and b == 35:
    print("28")
if op == "-" and a == 63 and b == 36:
    print("27")
if op == "-" and a == 63 and b == 37:
    print("26")
if op == "-" and a == 63 and b == 38:
    print("25")
if op == "-" and a == 63 and b == 39:
    print("24")
if op == "-" and a == 63 and b == 40:
    print("23")
if op == "-" and a == 63 and b == 41:
    print("22")
if op == "-" and a == 63 and b == 42:
    print("21")
if op == "-" and a == 63 and b == 43:
    print("20")
if op == "-" and a == 63 and b == 44:
    print("19")
if op == "-" and a == 63 and b == 45:
    print("18")
if op == "-" and a == 63 and b == 46:
    print("17")
if op == "-" and a == 63 and b == 47:
    print("16")
if op == "-" and a == 63 and b == 48:
    print("15")
if op == "-" and a == 63 and b == 49:
    print("14")
if op == "-" and a == 63 and b == 50:
    print("13")
if op == "-" and a == 63 and b == 51:
    print("12")
if op == "-" and a == 63 and b == 52:
    print("11")
if op == "-" and a == 63 and b == 53:
    print("10")
if op == "-" and a == 63 and b == 54:
    print("9")
if op == "-" and a == 63 and b == 55:
    print("8")
if op == "-" and a == 63 and b == 56:
    print("7")
if op == "-" and a == 63 and b == 57:
    print("6")
if op == "-" and a == 63 and b == 58:
    print("5")
if op == "-" and a == 63 and b == 59:
    print("4")
if op == "-" and a == 63 and b == 60:
    print("3")
if op == "-" and a == 63 and b == 61:
    print("2")
if op == "-" and a == 63 and b == 62:
    print("1")
if op == "-" and a == 63 and b == 63:
    print("0")
if op == "-" and a == 63 and b == 64:
    print("-1")
if op == "-" and a == 63 and b == 65:
    print("-2")
if op == "-" and a == 63 and b == 66:
    print("-3")
if op == "-" and a == 63 and b == 67:
    print("-4")
if op == "-" and a == 63 and b == 68:
    print("-5")
if op == "-" and a == 63 and b == 69:
    print("-6")
if op == "-" and a == 63 and b == 70:
    print("-7")
if op == "-" and a == 63 and b == 71:
    print("-8")
if op == "-" and a == 63 and b == 72:
    print("-9")
if op == "-" and a == 63 and b == 73:
    print("-10")
if op == "-" and a == 63 and b == 74:
    print("-11")
if op == "-" and a == 63 and b == 75:
    print("-12")
if op == "-" and a == 63 and b == 76:
    print("-13")
if op == "-" and a == 63 and b == 77:
    print("-14")
if op == "-" and a == 63 and b == 78:
    print("-15")
if op == "-" and a == 63 and b == 79:
    print("-16")
if op == "-" and a == 63 and b == 80:
    print("-17")
if op == "-" and a == 63 and b == 81:
    print("-18")
if op == "-" and a == 63 and b == 82:
    print("-19")
if op == "-" and a == 63 and b == 83:
    print("-20")
if op == "-" and a == 63 and b == 84:
    print("-21")
if op == "-" and a == 63 and b == 85:
    print("-22")
if op == "-" and a == 63 and b == 86:
    print("-23")
if op == "-" and a == 63 and b == 87:
    print("-24")
if op == "-" and a == 63 and b == 88:
    print("-25")
if op == "-" and a == 63 and b == 89:
    print("-26")
if op == "-" and a == 63 and b == 90:
    print("-27")
if op == "-" and a == 63 and b == 91:
    print("-28")
if op == "-" and a == 63 and b == 92:
    print("-29")
if op == "-" and a == 63 and b == 93:
    print("-30")
if op == "-" and a == 63 and b == 94:
    print("-31")
if op == "-" and a == 63 and b == 95:
    print("-32")
if op == "-" and a == 63 and b == 96:
    print("-33")
if op == "-" and a == 63 and b == 97:
    print("-34")
if op == "-" and a == 63 and b == 98:
    print("-35")
if op == "-" and a == 63 and b == 99:
    print("-36")
if op == "-" and a == 63 and b == 100:
    print("-37")
if op == "-" and a == 63 and b == 101:
    print("-38")
if op == "-" and a == 63 and b == 102:
    print("-39")
if op == "-" and a == 63 and b == 103:
    print("-40")
if op == "-" and a == 63 and b == 104:
    print("-41")
if op == "-" and a == 63 and b == 105:
    print("-42")
if op == "-" and a == 63 and b == 106:
    print("-43")
if op == "-" and a == 63 and b == 107:
    print("-44")
if op == "-" and a == 63 and b == 108:
    print("-45")
if op == "-" and a == 63 and b == 109:
    print("-46")
if op == "-" and a == 63 and b == 110:
    print("-47")
if op == "-" and a == 63 and b == 111:
    print("-48")
if op == "-" and a == 63 and b == 112:
    print("-49")
if op == "-" and a == 63 and b == 113:
    print("-50")
if op == "-" and a == 63 and b == 114:
    print("-51")
if op == "-" and a == 63 and b == 115:
    print("-52")
if op == "-" and a == 63 and b == 116:
    print("-53")
if op == "-" and a == 63 and b == 117:
    print("-54")
if op == "-" and a == 63 and b == 118:
    print("-55")
if op == "-" and a == 63 and b == 119:
    print("-56")
if op == "-" and a == 63 and b == 120:
    print("-57")
if op == "-" and a == 63 and b == 121:
    print("-58")
if op == "-" and a == 63 and b == 122:
    print("-59")
if op == "-" and a == 63 and b == 123:
    print("-60")
if op == "-" and a == 63 and b == 124:
    print("-61")
if op == "-" and a == 63 and b == 125:
    print("-62")
if op == "-" and a == 63 and b == 126:
    print("-63")
if op == "-" and a == 63 and b == 127:
    print("-64")
if op == "-" and a == 64 and b == 0:
    print("64")
if op == "-" and a == 64 and b == 1:
    print("63")
if op == "-" and a == 64 and b == 2:
    print("62")
if op == "-" and a == 64 and b == 3:
    print("61")
if op == "-" and a == 64 and b == 4:
    print("60")
if op == "-" and a == 64 and b == 5:
    print("59")
if op == "-" and a == 64 and b == 6:
    print("58")
if op == "-" and a == 64 and b == 7:
    print("57")
if op == "-" and a == 64 and b == 8:
    print("56")
if op == "-" and a == 64 and b == 9:
    print("55")
if op == "-" and a == 64 and b == 10:
    print("54")
if op == "-" and a == 64 and b == 11:
    print("53")
if op == "-" and a == 64 and b == 12:
    print("52")
if op == "-" and a == 64 and b == 13:
    print("51")
if op == "-" and a == 64 and b == 14:
    print("50")
if op == "-" and a == 64 and b == 15:
    print("49")
if op == "-" and a == 64 and b == 16:
    print("48")
if op == "-" and a == 64 and b == 17:
    print("47")
if op == "-" and a == 64 and b == 18:
    print("46")
if op == "-" and a == 64 and b == 19:
    print("45")
if op == "-" and a == 64 and b == 20:
    print("44")
if op == "-" and a == 64 and b == 21:
    print("43")
if op == "-" and a == 64 and b == 22:
    print("42")
if op == "-" and a == 64 and b == 23:
    print("41")
if op == "-" and a == 64 and b == 24:
    print("40")
if op == "-" and a == 64 and b == 25:
    print("39")
if op == "-" and a == 64 and b == 26:
    print("38")
if op == "-" and a == 64 and b == 27:
    print("37")
if op == "-" and a == 64 and b == 28:
    print("36")
if op == "-" and a == 64 and b == 29:
    print("35")
if op == "-" and a == 64 and b == 30:
    print("34")
if op == "-" and a == 64 and b == 31:
    print("33")
if op == "-" and a == 64 and b == 32:
    print("32")
if op == "-" and a == 64 and b == 33:
    print("31")
if op == "-" and a == 64 and b == 34:
    print("30")
if op == "-" and a == 64 and b == 35:
    print("29")
if op == "-" and a == 64 and b == 36:
    print("28")
if op == "-" and a == 64 and b == 37:
    print("27")
if op == "-" and a == 64 and b == 38:
    print("26")
if op == "-" and a == 64 and b == 39:
    print("25")
if op == "-" and a == 64 and b == 40:
    print("24")
if op == "-" and a == 64 and b == 41:
    print("23")
if op == "-" and a == 64 and b == 42:
    print("22")
if op == "-" and a == 64 and b == 43:
    print("21")
if op == "-" and a == 64 and b == 44:
    print("20")
if op == "-" and a == 64 and b == 45:
    print("19")
if op == "-" and a == 64 and b == 46:
    print("18")
if op == "-" and a == 64 and b == 47:
    print("17")
if op == "-" and a == 64 and b == 48:
    print("16")
if op == "-" and a == 64 and b == 49:
    print("15")
if op == "-" and a == 64 and b == 50:
    print("14")
if op == "-" and a == 64 and b == 51:
    print("13")
if op == "-" and a == 64 and b == 52:
    print("12")
if op == "-" and a == 64 and b == 53:
    print("11")
if op == "-" and a == 64 and b == 54:
    print("10")
if op == "-" and a == 64 and b == 55:
    print("9")
if op == "-" and a == 64 and b == 56:
    print("8")
if op == "-" and a == 64 and b == 57:
    print("7")
if op == "-" and a == 64 and b == 58:
    print("6")
if op == "-" and a == 64 and b == 59:
    print("5")
if op == "-" and a == 64 and b == 60:
    print("4")
if op == "-" and a == 64 and b == 61:
    print("3")
if op == "-" and a == 64 and b == 62:
    print("2")
if op == "-" and a == 64 and b == 63:
    print("1")
if op == "-" and a == 64 and b == 64:
    print("0")
if op == "-" and a == 64 and b == 65:
    print("-1")
if op == "-" and a == 64 and b == 66:
    print("-2")
if op == "-" and a == 64 and b == 67:
    print("-3")
if op == "-" and a == 64 and b == 68:
    print("-4")
if op == "-" and a == 64 and b == 69:
    print("-5")
if op == "-" and a == 64 and b == 70:
    print("-6")
if op == "-" and a == 64 and b == 71:
    print("-7")
if op == "-" and a == 64 and b == 72:
    print("-8")
if op == "-" and a == 64 and b == 73:
    print("-9")
if op == "-" and a == 64 and b == 74:
    print("-10")
if op == "-" and a == 64 and b == 75:
    print("-11")
if op == "-" and a == 64 and b == 76:
    print("-12")
if op == "-" and a == 64 and b == 77:
    print("-13")
if op == "-" and a == 64 and b == 78:
    print("-14")
if op == "-" and a == 64 and b == 79:
    print("-15")
if op == "-" and a == 64 and b == 80:
    print("-16")
if op == "-" and a == 64 and b == 81:
    print("-17")
if op == "-" and a == 64 and b == 82:
    print("-18")
if op == "-" and a == 64 and b == 83:
    print("-19")
if op == "-" and a == 64 and b == 84:
    print("-20")
if op == "-" and a == 64 and b == 85:
    print("-21")
if op == "-" and a == 64 and b == 86:
    print("-22")
if op == "-" and a == 64 and b == 87:
    print("-23")
if op == "-" and a == 64 and b == 88:
    print("-24")
if op == "-" and a == 64 and b == 89:
    print("-25")
if op == "-" and a == 64 and b == 90:
    print("-26")
if op == "-" and a == 64 and b == 91:
    print("-27")
if op == "-" and a == 64 and b == 92:
    print("-28")
if op == "-" and a == 64 and b == 93:
    print("-29")
if op == "-" and a == 64 and b == 94:
    print("-30")
if op == "-" and a == 64 and b == 95:
    print("-31")
if op == "-" and a == 64 and b == 96:
    print("-32")
if op == "-" and a == 64 and b == 97:
    print("-33")
if op == "-" and a == 64 and b == 98:
    print("-34")
if op == "-" and a == 64 and b == 99:
    print("-35")
if op == "-" and a == 64 and b == 100:
    print("-36")
if op == "-" and a == 64 and b == 101:
    print("-37")
if op == "-" and a == 64 and b == 102:
    print("-38")
if op == "-" and a == 64 and b == 103:
    print("-39")
if op == "-" and a == 64 and b == 104:
    print("-40")
if op == "-" and a == 64 and b == 105:
    print("-41")
if op == "-" and a == 64 and b == 106:
    print("-42")
if op == "-" and a == 64 and b == 107:
    print("-43")
if op == "-" and a == 64 and b == 108:
    print("-44")
if op == "-" and a == 64 and b == 109:
    print("-45")
if op == "-" and a == 64 and b == 110:
    print("-46")
if op == "-" and a == 64 and b == 111:
    print("-47")
if op == "-" and a == 64 and b == 112:
    print("-48")
if op == "-" and a == 64 and b == 113:
    print("-49")
if op == "-" and a == 64 and b == 114:
    print("-50")
if op == "-" and a == 64 and b == 115:
    print("-51")
if op == "-" and a == 64 and b == 116:
    print("-52")
if op == "-" and a == 64 and b == 117:
    print("-53")
if op == "-" and a == 64 and b == 118:
    print("-54")
if op == "-" and a == 64 and b == 119:
    print("-55")
if op == "-" and a == 64 and b == 120:
    print("-56")
if op == "-" and a == 64 and b == 121:
    print("-57")
if op == "-" and a == 64 and b == 122:
    print("-58")
if op == "-" and a == 64 and b == 123:
    print("-59")
if op == "-" and a == 64 and b == 124:
    print("-60")
if op == "-" and a == 64 and b == 125:
    print("-61")
if op == "-" and a == 64 and b == 126:
    print("-62")
if op == "-" and a == 64 and b == 127:
    print("-63")
if op == "-" and a == 65 and b == 0:
    print("65")
if op == "-" and a == 65 and b == 1:
    print("64")
if op == "-" and a == 65 and b == 2:
    print("63")
if op == "-" and a == 65 and b == 3:
    print("62")
if op == "-" and a == 65 and b == 4:
    print("61")
if op == "-" and a == 65 and b == 5:
    print("60")
if op == "-" and a == 65 and b == 6:
    print("59")
if op == "-" and a == 65 and b == 7:
    print("58")
if op == "-" and a == 65 and b == 8:
    print("57")
if op == "-" and a == 65 and b == 9:
    print("56")
if op == "-" and a == 65 and b == 10:
    print("55")
if op == "-" and a == 65 and b == 11:
    print("54")
if op == "-" and a == 65 and b == 12:
    print("53")
if op == "-" and a == 65 and b == 13:
    print("52")
if op == "-" and a == 65 and b == 14:
    print("51")
if op == "-" and a == 65 and b == 15:
    print("50")
if op == "-" and a == 65 and b == 16:
    print("49")
if op == "-" and a == 65 and b == 17:
    print("48")
if op == "-" and a == 65 and b == 18:
    print("47")
if op == "-" and a == 65 and b == 19:
    print("46")
if op == "-" and a == 65 and b == 20:
    print("45")
if op == "-" and a == 65 and b == 21:
    print("44")
if op == "-" and a == 65 and b == 22:
    print("43")
if op == "-" and a == 65 and b == 23:
    print("42")
if op == "-" and a == 65 and b == 24:
    print("41")
if op == "-" and a == 65 and b == 25:
    print("40")
if op == "-" and a == 65 and b == 26:
    print("39")
if op == "-" and a == 65 and b == 27:
    print("38")
if op == "-" and a == 65 and b == 28:
    print("37")
if op == "-" and a == 65 and b == 29:
    print("36")
if op == "-" and a == 65 and b == 30:
    print("35")
if op == "-" and a == 65 and b == 31:
    print("34")
if op == "-" and a == 65 and b == 32:
    print("33")
if op == "-" and a == 65 and b == 33:
    print("32")
if op == "-" and a == 65 and b == 34:
    print("31")
if op == "-" and a == 65 and b == 35:
    print("30")
if op == "-" and a == 65 and b == 36:
    print("29")
if op == "-" and a == 65 and b == 37:
    print("28")
if op == "-" and a == 65 and b == 38:
    print("27")
if op == "-" and a == 65 and b == 39:
    print("26")
if op == "-" and a == 65 and b == 40:
    print("25")
if op == "-" and a == 65 and b == 41:
    print("24")
if op == "-" and a == 65 and b == 42:
    print("23")
if op == "-" and a == 65 and b == 43:
    print("22")
if op == "-" and a == 65 and b == 44:
    print("21")
if op == "-" and a == 65 and b == 45:
    print("20")
if op == "-" and a == 65 and b == 46:
    print("19")
if op == "-" and a == 65 and b == 47:
    print("18")
if op == "-" and a == 65 and b == 48:
    print("17")
if op == "-" and a == 65 and b == 49:
    print("16")
if op == "-" and a == 65 and b == 50:
    print("15")
if op == "-" and a == 65 and b == 51:
    print("14")
if op == "-" and a == 65 and b == 52:
    print("13")
if op == "-" and a == 65 and b == 53:
    print("12")
if op == "-" and a == 65 and b == 54:
    print("11")
if op == "-" and a == 65 and b == 55:
    print("10")
if op == "-" and a == 65 and b == 56:
    print("9")
if op == "-" and a == 65 and b == 57:
    print("8")
if op == "-" and a == 65 and b == 58:
    print("7")
if op == "-" and a == 65 and b == 59:
    print("6")
if op == "-" and a == 65 and b == 60:
    print("5")
if op == "-" and a == 65 and b == 61:
    print("4")
if op == "-" and a == 65 and b == 62:
    print("3")
if op == "-" and a == 65 and b == 63:
    print("2")
if op == "-" and a == 65 and b == 64:
    print("1")
if op == "-" and a == 65 and b == 65:
    print("0")
if op == "-" and a == 65 and b == 66:
    print("-1")
if op == "-" and a == 65 and b == 67:
    print("-2")
if op == "-" and a == 65 and b == 68:
    print("-3")
if op == "-" and a == 65 and b == 69:
    print("-4")
if op == "-" and a == 65 and b == 70:
    print("-5")
if op == "-" and a == 65 and b == 71:
    print("-6")
if op == "-" and a == 65 and b == 72:
    print("-7")
if op == "-" and a == 65 and b == 73:
    print("-8")
if op == "-" and a == 65 and b == 74:
    print("-9")
if op == "-" and a == 65 and b == 75:
    print("-10")
if op == "-" and a == 65 and b == 76:
    print("-11")
if op == "-" and a == 65 and b == 77:
    print("-12")
if op == "-" and a == 65 and b == 78:
    print("-13")
if op == "-" and a == 65 and b == 79:
    print("-14")
if op == "-" and a == 65 and b == 80:
    print("-15")
if op == "-" and a == 65 and b == 81:
    print("-16")
if op == "-" and a == 65 and b == 82:
    print("-17")
if op == "-" and a == 65 and b == 83:
    print("-18")
if op == "-" and a == 65 and b == 84:
    print("-19")
if op == "-" and a == 65 and b == 85:
    print("-20")
if op == "-" and a == 65 and b == 86:
    print("-21")
if op == "-" and a == 65 and b == 87:
    print("-22")
if op == "-" and a == 65 and b == 88:
    print("-23")
if op == "-" and a == 65 and b == 89:
    print("-24")
if op == "-" and a == 65 and b == 90:
    print("-25")
if op == "-" and a == 65 and b == 91:
    print("-26")
if op == "-" and a == 65 and b == 92:
    print("-27")
if op == "-" and a == 65 and b == 93:
    print("-28")
if op == "-" and a == 65 and b == 94:
    print("-29")
if op == "-" and a == 65 and b == 95:
    print("-30")
if op == "-" and a == 65 and b == 96:
    print("-31")
if op == "-" and a == 65 and b == 97:
    print("-32")
if op == "-" and a == 65 and b == 98:
    print("-33")
if op == "-" and a == 65 and b == 99:
    print("-34")
if op == "-" and a == 65 and b == 100:
    print("-35")
if op == "-" and a == 65 and b == 101:
    print("-36")
if op == "-" and a == 65 and b == 102:
    print("-37")
if op == "-" and a == 65 and b == 103:
    print("-38")
if op == "-" and a == 65 and b == 104:
    print("-39")
if op == "-" and a == 65 and b == 105:
    print("-40")
if op == "-" and a == 65 and b == 106:
    print("-41")
if op == "-" and a == 65 and b == 107:
    print("-42")
if op == "-" and a == 65 and b == 108:
    print("-43")
if op == "-" and a == 65 and b == 109:
    print("-44")
if op == "-" and a == 65 and b == 110:
    print("-45")
if op == "-" and a == 65 and b == 111:
    print("-46")
if op == "-" and a == 65 and b == 112:
    print("-47")
if op == "-" and a == 65 and b == 113:
    print("-48")
if op == "-" and a == 65 and b == 114:
    print("-49")
if op == "-" and a == 65 and b == 115:
    print("-50")
if op == "-" and a == 65 and b == 116:
    print("-51")
if op == "-" and a == 65 and b == 117:
    print("-52")
if op == "-" and a == 65 and b == 118:
    print("-53")
if op == "-" and a == 65 and b == 119:
    print("-54")
if op == "-" and a == 65 and b == 120:
    print("-55")
if op == "-" and a == 65 and b == 121:
    print("-56")
if op == "-" and a == 65 and b == 122:
    print("-57")
if op == "-" and a == 65 and b == 123:
    print("-58")
if op == "-" and a == 65 and b == 124:
    print("-59")
if op == "-" and a == 65 and b == 125:
    print("-60")
if op == "-" and a == 65 and b == 126:
    print("-61")
if op == "-" and a == 65 and b == 127:
    print("-62")
if op == "-" and a == 66 and b == 0:
    print("66")
if op == "-" and a == 66 and b == 1:
    print("65")
if op == "-" and a == 66 and b == 2:
    print("64")
if op == "-" and a == 66 and b == 3:
    print("63")
if op == "-" and a == 66 and b == 4:
    print("62")
if op == "-" and a == 66 and b == 5:
    print("61")
if op == "-" and a == 66 and b == 6:
    print("60")
if op == "-" and a == 66 and b == 7:
    print("59")
if op == "-" and a == 66 and b == 8:
    print("58")
if op == "-" and a == 66 and b == 9:
    print("57")
if op == "-" and a == 66 and b == 10:
    print("56")
if op == "-" and a == 66 and b == 11:
    print("55")
if op == "-" and a == 66 and b == 12:
    print("54")
if op == "-" and a == 66 and b == 13:
    print("53")
if op == "-" and a == 66 and b == 14:
    print("52")
if op == "-" and a == 66 and b == 15:
    print("51")
if op == "-" and a == 66 and b == 16:
    print("50")
if op == "-" and a == 66 and b == 17:
    print("49")
if op == "-" and a == 66 and b == 18:
    print("48")
if op == "-" and a == 66 and b == 19:
    print("47")
if op == "-" and a == 66 and b == 20:
    print("46")
if op == "-" and a == 66 and b == 21:
    print("45")
if op == "-" and a == 66 and b == 22:
    print("44")
if op == "-" and a == 66 and b == 23:
    print("43")
if op == "-" and a == 66 and b == 24:
    print("42")
if op == "-" and a == 66 and b == 25:
    print("41")
if op == "-" and a == 66 and b == 26:
    print("40")
if op == "-" and a == 66 and b == 27:
    print("39")
if op == "-" and a == 66 and b == 28:
    print("38")
if op == "-" and a == 66 and b == 29:
    print("37")
if op == "-" and a == 66 and b == 30:
    print("36")
if op == "-" and a == 66 and b == 31:
    print("35")
if op == "-" and a == 66 and b == 32:
    print("34")
if op == "-" and a == 66 and b == 33:
    print("33")
if op == "-" and a == 66 and b == 34:
    print("32")
if op == "-" and a == 66 and b == 35:
    print("31")
if op == "-" and a == 66 and b == 36:
    print("30")
if op == "-" and a == 66 and b == 37:
    print("29")
if op == "-" and a == 66 and b == 38:
    print("28")
if op == "-" and a == 66 and b == 39:
    print("27")
if op == "-" and a == 66 and b == 40:
    print("26")
if op == "-" and a == 66 and b == 41:
    print("25")
if op == "-" and a == 66 and b == 42:
    print("24")
if op == "-" and a == 66 and b == 43:
    print("23")
if op == "-" and a == 66 and b == 44:
    print("22")
if op == "-" and a == 66 and b == 45:
    print("21")
if op == "-" and a == 66 and b == 46:
    print("20")
if op == "-" and a == 66 and b == 47:
    print("19")
if op == "-" and a == 66 and b == 48:
    print("18")
if op == "-" and a == 66 and b == 49:
    print("17")
if op == "-" and a == 66 and b == 50:
    print("16")
if op == "-" and a == 66 and b == 51:
    print("15")
if op == "-" and a == 66 and b == 52:
    print("14")
if op == "-" and a == 66 and b == 53:
    print("13")
if op == "-" and a == 66 and b == 54:
    print("12")
if op == "-" and a == 66 and b == 55:
    print("11")
if op == "-" and a == 66 and b == 56:
    print("10")
if op == "-" and a == 66 and b == 57:
    print("9")
if op == "-" and a == 66 and b == 58:
    print("8")
if op == "-" and a == 66 and b == 59:
    print("7")
if op == "-" and a == 66 and b == 60:
    print("6")
if op == "-" and a == 66 and b == 61:
    print("5")
if op == "-" and a == 66 and b == 62:
    print("4")
if op == "-" and a == 66 and b == 63:
    print("3")
if op == "-" and a == 66 and b == 64:
    print("2")
if op == "-" and a == 66 and b == 65:
    print("1")
if op == "-" and a == 66 and b == 66:
    print("0")
if op == "-" and a == 66 and b == 67:
    print("-1")
if op == "-" and a == 66 and b == 68:
    print("-2")
if op == "-" and a == 66 and b == 69:
    print("-3")
if op == "-" and a == 66 and b == 70:
    print("-4")
if op == "-" and a == 66 and b == 71:
    print("-5")
if op == "-" and a == 66 and b == 72:
    print("-6")
if op == "-" and a == 66 and b == 73:
    print("-7")
if op == "-" and a == 66 and b == 74:
    print("-8")
if op == "-" and a == 66 and b == 75:
    print("-9")
if op == "-" and a == 66 and b == 76:
    print("-10")
if op == "-" and a == 66 and b == 77:
    print("-11")
if op == "-" and a == 66 and b == 78:
    print("-12")
if op == "-" and a == 66 and b == 79:
    print("-13")
if op == "-" and a == 66 and b == 80:
    print("-14")
if op == "-" and a == 66 and b == 81:
    print("-15")
if op == "-" and a == 66 and b == 82:
    print("-16")
if op == "-" and a == 66 and b == 83:
    print("-17")
if op == "-" and a == 66 and b == 84:
    print("-18")
if op == "-" and a == 66 and b == 85:
    print("-19")
if op == "-" and a == 66 and b == 86:
    print("-20")
if op == "-" and a == 66 and b == 87:
    print("-21")
if op == "-" and a == 66 and b == 88:
    print("-22")
if op == "-" and a == 66 and b == 89:
    print("-23")
if op == "-" and a == 66 and b == 90:
    print("-24")
if op == "-" and a == 66 and b == 91:
    print("-25")
if op == "-" and a == 66 and b == 92:
    print("-26")
if op == "-" and a == 66 and b == 93:
    print("-27")
if op == "-" and a == 66 and b == 94:
    print("-28")
if op == "-" and a == 66 and b == 95:
    print("-29")
if op == "-" and a == 66 and b == 96:
    print("-30")
if op == "-" and a == 66 and b == 97:
    print("-31")
if op == "-" and a == 66 and b == 98:
    print("-32")
if op == "-" and a == 66 and b == 99:
    print("-33")
if op == "-" and a == 66 and b == 100:
    print("-34")
if op == "-" and a == 66 and b == 101:
    print("-35")
if op == "-" and a == 66 and b == 102:
    print("-36")
if op == "-" and a == 66 and b == 103:
    print("-37")
if op == "-" and a == 66 and b == 104:
    print("-38")
if op == "-" and a == 66 and b == 105:
    print("-39")
if op == "-" and a == 66 and b == 106:
    print("-40")
if op == "-" and a == 66 and b == 107:
    print("-41")
if op == "-" and a == 66 and b == 108:
    print("-42")
if op == "-" and a == 66 and b == 109:
    print("-43")
if op == "-" and a == 66 and b == 110:
    print("-44")
if op == "-" and a == 66 and b == 111:
    print("-45")
if op == "-" and a == 66 and b == 112:
    print("-46")
if op == "-" and a == 66 and b == 113:
    print("-47")
if op == "-" and a == 66 and b == 114:
    print("-48")
if op == "-" and a == 66 and b == 115:
    print("-49")
if op == "-" and a == 66 and b == 116:
    print("-50")
if op == "-" and a == 66 and b == 117:
    print("-51")
if op == "-" and a == 66 and b == 118:
    print("-52")
if op == "-" and a == 66 and b == 119:
    print("-53")
if op == "-" and a == 66 and b == 120:
    print("-54")
if op == "-" and a == 66 and b == 121:
    print("-55")
if op == "-" and a == 66 and b == 122:
    print("-56")
if op == "-" and a == 66 and b == 123:
    print("-57")
if op == "-" and a == 66 and b == 124:
    print("-58")
if op == "-" and a == 66 and b == 125:
    print("-59")
if op == "-" and a == 66 and b == 126:
    print("-60")
if op == "-" and a == 66 and b == 127:
    print("-61")
if op == "-" and a == 67 and b == 0:
    print("67")
if op == "-" and a == 67 and b == 1:
    print("66")
if op == "-" and a == 67 and b == 2:
    print("65")
if op == "-" and a == 67 and b == 3:
    print("64")
if op == "-" and a == 67 and b == 4:
    print("63")
if op == "-" and a == 67 and b == 5:
    print("62")
if op == "-" and a == 67 and b == 6:
    print("61")
if op == "-" and a == 67 and b == 7:
    print("60")
if op == "-" and a == 67 and b == 8:
    print("59")
if op == "-" and a == 67 and b == 9:
    print("58")
if op == "-" and a == 67 and b == 10:
    print("57")
if op == "-" and a == 67 and b == 11:
    print("56")
if op == "-" and a == 67 and b == 12:
    print("55")
if op == "-" and a == 67 and b == 13:
    print("54")
if op == "-" and a == 67 and b == 14:
    print("53")
if op == "-" and a == 67 and b == 15:
    print("52")
if op == "-" and a == 67 and b == 16:
    print("51")
if op == "-" and a == 67 and b == 17:
    print("50")
if op == "-" and a == 67 and b == 18:
    print("49")
if op == "-" and a == 67 and b == 19:
    print("48")
if op == "-" and a == 67 and b == 20:
    print("47")
if op == "-" and a == 67 and b == 21:
    print("46")
if op == "-" and a == 67 and b == 22:
    print("45")
if op == "-" and a == 67 and b == 23:
    print("44")
if op == "-" and a == 67 and b == 24:
    print("43")
if op == "-" and a == 67 and b == 25:
    print("42")
if op == "-" and a == 67 and b == 26:
    print("41")
if op == "-" and a == 67 and b == 27:
    print("40")
if op == "-" and a == 67 and b == 28:
    print("39")
if op == "-" and a == 67 and b == 29:
    print("38")
if op == "-" and a == 67 and b == 30:
    print("37")
if op == "-" and a == 67 and b == 31:
    print("36")
if op == "-" and a == 67 and b == 32:
    print("35")
if op == "-" and a == 67 and b == 33:
    print("34")
if op == "-" and a == 67 and b == 34:
    print("33")
if op == "-" and a == 67 and b == 35:
    print("32")
if op == "-" and a == 67 and b == 36:
    print("31")
if op == "-" and a == 67 and b == 37:
    print("30")
if op == "-" and a == 67 and b == 38:
    print("29")
if op == "-" and a == 67 and b == 39:
    print("28")
if op == "-" and a == 67 and b == 40:
    print("27")
if op == "-" and a == 67 and b == 41:
    print("26")
if op == "-" and a == 67 and b == 42:
    print("25")
if op == "-" and a == 67 and b == 43:
    print("24")
if op == "-" and a == 67 and b == 44:
    print("23")
if op == "-" and a == 67 and b == 45:
    print("22")
if op == "-" and a == 67 and b == 46:
    print("21")
if op == "-" and a == 67 and b == 47:
    print("20")
if op == "-" and a == 67 and b == 48:
    print("19")
if op == "-" and a == 67 and b == 49:
    print("18")
if op == "-" and a == 67 and b == 50:
    print("17")
if op == "-" and a == 67 and b == 51:
    print("16")
if op == "-" and a == 67 and b == 52:
    print("15")
if op == "-" and a == 67 and b == 53:
    print("14")
if op == "-" and a == 67 and b == 54:
    print("13")
if op == "-" and a == 67 and b == 55:
    print("12")
if op == "-" and a == 67 and b == 56:
    print("11")
if op == "-" and a == 67 and b == 57:
    print("10")
if op == "-" and a == 67 and b == 58:
    print("9")
if op == "-" and a == 67 and b == 59:
    print("8")
if op == "-" and a == 67 and b == 60:
    print("7")
if op == "-" and a == 67 and b == 61:
    print("6")
if op == "-" and a == 67 and b == 62:
    print("5")
if op == "-" and a == 67 and b == 63:
    print("4")
if op == "-" and a == 67 and b == 64:
    print("3")
if op == "-" and a == 67 and b == 65:
    print("2")
if op == "-" and a == 67 and b == 66:
    print("1")
if op == "-" and a == 67 and b == 67:
    print("0")
if op == "-" and a == 67 and b == 68:
    print("-1")
if op == "-" and a == 67 and b == 69:
    print("-2")
if op == "-" and a == 67 and b == 70:
    print("-3")
if op == "-" and a == 67 and b == 71:
    print("-4")
if op == "-" and a == 67 and b == 72:
    print("-5")
if op == "-" and a == 67 and b == 73:
    print("-6")
if op == "-" and a == 67 and b == 74:
    print("-7")
if op == "-" and a == 67 and b == 75:
    print("-8")
if op == "-" and a == 67 and b == 76:
    print("-9")
if op == "-" and a == 67 and b == 77:
    print("-10")
if op == "-" and a == 67 and b == 78:
    print("-11")
if op == "-" and a == 67 and b == 79:
    print("-12")
if op == "-" and a == 67 and b == 80:
    print("-13")
if op == "-" and a == 67 and b == 81:
    print("-14")
if op == "-" and a == 67 and b == 82:
    print("-15")
if op == "-" and a == 67 and b == 83:
    print("-16")
if op == "-" and a == 67 and b == 84:
    print("-17")
if op == "-" and a == 67 and b == 85:
    print("-18")
if op == "-" and a == 67 and b == 86:
    print("-19")
if op == "-" and a == 67 and b == 87:
    print("-20")
if op == "-" and a == 67 and b == 88:
    print("-21")
if op == "-" and a == 67 and b == 89:
    print("-22")
if op == "-" and a == 67 and b == 90:
    print("-23")
if op == "-" and a == 67 and b == 91:
    print("-24")
if op == "-" and a == 67 and b == 92:
    print("-25")
if op == "-" and a == 67 and b == 93:
    print("-26")
if op == "-" and a == 67 and b == 94:
    print("-27")
if op == "-" and a == 67 and b == 95:
    print("-28")
if op == "-" and a == 67 and b == 96:
    print("-29")
if op == "-" and a == 67 and b == 97:
    print("-30")
if op == "-" and a == 67 and b == 98:
    print("-31")
if op == "-" and a == 67 and b == 99:
    print("-32")
if op == "-" and a == 67 and b == 100:
    print("-33")
if op == "-" and a == 67 and b == 101:
    print("-34")
if op == "-" and a == 67 and b == 102:
    print("-35")
if op == "-" and a == 67 and b == 103:
    print("-36")
if op == "-" and a == 67 and b == 104:
    print("-37")
if op == "-" and a == 67 and b == 105:
    print("-38")
if op == "-" and a == 67 and b == 106:
    print("-39")
if op == "-" and a == 67 and b == 107:
    print("-40")
if op == "-" and a == 67 and b == 108:
    print("-41")
if op == "-" and a == 67 and b == 109:
    print("-42")
if op == "-" and a == 67 and b == 110:
    print("-43")
if op == "-" and a == 67 and b == 111:
    print("-44")
if op == "-" and a == 67 and b == 112:
    print("-45")
if op == "-" and a == 67 and b == 113:
    print("-46")
if op == "-" and a == 67 and b == 114:
    print("-47")
if op == "-" and a == 67 and b == 115:
    print("-48")
if op == "-" and a == 67 and b == 116:
    print("-49")
if op == "-" and a == 67 and b == 117:
    print("-50")
if op == "-" and a == 67 and b == 118:
    print("-51")
if op == "-" and a == 67 and b == 119:
    print("-52")
if op == "-" and a == 67 and b == 120:
    print("-53")
if op == "-" and a == 67 and b == 121:
    print("-54")
if op == "-" and a == 67 and b == 122:
    print("-55")
if op == "-" and a == 67 and b == 123:
    print("-56")
if op == "-" and a == 67 and b == 124:
    print("-57")
if op == "-" and a == 67 and b == 125:
    print("-58")
if op == "-" and a == 67 and b == 126:
    print("-59")
if op == "-" and a == 67 and b == 127:
    print("-60")
if op == "-" and a == 68 and b == 0:
    print("68")
if op == "-" and a == 68 and b == 1:
    print("67")
if op == "-" and a == 68 and b == 2:
    print("66")
if op == "-" and a == 68 and b == 3:
    print("65")
if op == "-" and a == 68 and b == 4:
    print("64")
if op == "-" and a == 68 and b == 5:
    print("63")
if op == "-" and a == 68 and b == 6:
    print("62")
if op == "-" and a == 68 and b == 7:
    print("61")
if op == "-" and a == 68 and b == 8:
    print("60")
if op == "-" and a == 68 and b == 9:
    print("59")
if op == "-" and a == 68 and b == 10:
    print("58")
if op == "-" and a == 68 and b == 11:
    print("57")
if op == "-" and a == 68 and b == 12:
    print("56")
if op == "-" and a == 68 and b == 13:
    print("55")
if op == "-" and a == 68 and b == 14:
    print("54")
if op == "-" and a == 68 and b == 15:
    print("53")
if op == "-" and a == 68 and b == 16:
    print("52")
if op == "-" and a == 68 and b == 17:
    print("51")
if op == "-" and a == 68 and b == 18:
    print("50")
if op == "-" and a == 68 and b == 19:
    print("49")
if op == "-" and a == 68 and b == 20:
    print("48")
if op == "-" and a == 68 and b == 21:
    print("47")
if op == "-" and a == 68 and b == 22:
    print("46")
if op == "-" and a == 68 and b == 23:
    print("45")
if op == "-" and a == 68 and b == 24:
    print("44")
if op == "-" and a == 68 and b == 25:
    print("43")
if op == "-" and a == 68 and b == 26:
    print("42")
if op == "-" and a == 68 and b == 27:
    print("41")
if op == "-" and a == 68 and b == 28:
    print("40")
if op == "-" and a == 68 and b == 29:
    print("39")
if op == "-" and a == 68 and b == 30:
    print("38")
if op == "-" and a == 68 and b == 31:
    print("37")
if op == "-" and a == 68 and b == 32:
    print("36")
if op == "-" and a == 68 and b == 33:
    print("35")
if op == "-" and a == 68 and b == 34:
    print("34")
if op == "-" and a == 68 and b == 35:
    print("33")
if op == "-" and a == 68 and b == 36:
    print("32")
if op == "-" and a == 68 and b == 37:
    print("31")
if op == "-" and a == 68 and b == 38:
    print("30")
if op == "-" and a == 68 and b == 39:
    print("29")
if op == "-" and a == 68 and b == 40:
    print("28")
if op == "-" and a == 68 and b == 41:
    print("27")
if op == "-" and a == 68 and b == 42:
    print("26")
if op == "-" and a == 68 and b == 43:
    print("25")
if op == "-" and a == 68 and b == 44:
    print("24")
if op == "-" and a == 68 and b == 45:
    print("23")
if op == "-" and a == 68 and b == 46:
    print("22")
if op == "-" and a == 68 and b == 47:
    print("21")
if op == "-" and a == 68 and b == 48:
    print("20")
if op == "-" and a == 68 and b == 49:
    print("19")
if op == "-" and a == 68 and b == 50:
    print("18")
if op == "-" and a == 68 and b == 51:
    print("17")
if op == "-" and a == 68 and b == 52:
    print("16")
if op == "-" and a == 68 and b == 53:
    print("15")
if op == "-" and a == 68 and b == 54:
    print("14")
if op == "-" and a == 68 and b == 55:
    print("13")
if op == "-" and a == 68 and b == 56:
    print("12")
if op == "-" and a == 68 and b == 57:
    print("11")
if op == "-" and a == 68 and b == 58:
    print("10")
if op == "-" and a == 68 and b == 59:
    print("9")
if op == "-" and a == 68 and b == 60:
    print("8")
if op == "-" and a == 68 and b == 61:
    print("7")
if op == "-" and a == 68 and b == 62:
    print("6")
if op == "-" and a == 68 and b == 63:
    print("5")
if op == "-" and a == 68 and b == 64:
    print("4")
if op == "-" and a == 68 and b == 65:
    print("3")
if op == "-" and a == 68 and b == 66:
    print("2")
if op == "-" and a == 68 and b == 67:
    print("1")
if op == "-" and a == 68 and b == 68:
    print("0")
if op == "-" and a == 68 and b == 69:
    print("-1")
if op == "-" and a == 68 and b == 70:
    print("-2")
if op == "-" and a == 68 and b == 71:
    print("-3")
if op == "-" and a == 68 and b == 72:
    print("-4")
if op == "-" and a == 68 and b == 73:
    print("-5")
if op == "-" and a == 68 and b == 74:
    print("-6")
if op == "-" and a == 68 and b == 75:
    print("-7")
if op == "-" and a == 68 and b == 76:
    print("-8")
if op == "-" and a == 68 and b == 77:
    print("-9")
if op == "-" and a == 68 and b == 78:
    print("-10")
if op == "-" and a == 68 and b == 79:
    print("-11")
if op == "-" and a == 68 and b == 80:
    print("-12")
if op == "-" and a == 68 and b == 81:
    print("-13")
if op == "-" and a == 68 and b == 82:
    print("-14")
if op == "-" and a == 68 and b == 83:
    print("-15")
if op == "-" and a == 68 and b == 84:
    print("-16")
if op == "-" and a == 68 and b == 85:
    print("-17")
if op == "-" and a == 68 and b == 86:
    print("-18")
if op == "-" and a == 68 and b == 87:
    print("-19")
if op == "-" and a == 68 and b == 88:
    print("-20")
if op == "-" and a == 68 and b == 89:
    print("-21")
if op == "-" and a == 68 and b == 90:
    print("-22")
if op == "-" and a == 68 and b == 91:
    print("-23")
if op == "-" and a == 68 and b == 92:
    print("-24")
if op == "-" and a == 68 and b == 93:
    print("-25")
if op == "-" and a == 68 and b == 94:
    print("-26")
if op == "-" and a == 68 and b == 95:
    print("-27")
if op == "-" and a == 68 and b == 96:
    print("-28")
if op == "-" and a == 68 and b == 97:
    print("-29")
if op == "-" and a == 68 and b == 98:
    print("-30")
if op == "-" and a == 68 and b == 99:
    print("-31")
if op == "-" and a == 68 and b == 100:
    print("-32")
if op == "-" and a == 68 and b == 101:
    print("-33")
if op == "-" and a == 68 and b == 102:
    print("-34")
if op == "-" and a == 68 and b == 103:
    print("-35")
if op == "-" and a == 68 and b == 104:
    print("-36")
if op == "-" and a == 68 and b == 105:
    print("-37")
if op == "-" and a == 68 and b == 106:
    print("-38")
if op == "-" and a == 68 and b == 107:
    print("-39")
if op == "-" and a == 68 and b == 108:
    print("-40")
if op == "-" and a == 68 and b == 109:
    print("-41")
if op == "-" and a == 68 and b == 110:
    print("-42")
if op == "-" and a == 68 and b == 111:
    print("-43")
if op == "-" and a == 68 and b == 112:
    print("-44")
if op == "-" and a == 68 and b == 113:
    print("-45")
if op == "-" and a == 68 and b == 114:
    print("-46")
if op == "-" and a == 68 and b == 115:
    print("-47")
if op == "-" and a == 68 and b == 116:
    print("-48")
if op == "-" and a == 68 and b == 117:
    print("-49")
if op == "-" and a == 68 and b == 118:
    print("-50")
if op == "-" and a == 68 and b == 119:
    print("-51")
if op == "-" and a == 68 and b == 120:
    print("-52")
if op == "-" and a == 68 and b == 121:
    print("-53")
if op == "-" and a == 68 and b == 122:
    print("-54")
if op == "-" and a == 68 and b == 123:
    print("-55")
if op == "-" and a == 68 and b == 124:
    print("-56")
if op == "-" and a == 68 and b == 125:
    print("-57")
if op == "-" and a == 68 and b == 126:
    print("-58")
if op == "-" and a == 68 and b == 127:
    print("-59")
if op == "-" and a == 69 and b == 0:
    print("69")
if op == "-" and a == 69 and b == 1:
    print("68")
if op == "-" and a == 69 and b == 2:
    print("67")
if op == "-" and a == 69 and b == 3:
    print("66")
if op == "-" and a == 69 and b == 4:
    print("65")
if op == "-" and a == 69 and b == 5:
    print("64")
if op == "-" and a == 69 and b == 6:
    print("63")
if op == "-" and a == 69 and b == 7:
    print("62")
if op == "-" and a == 69 and b == 8:
    print("61")
if op == "-" and a == 69 and b == 9:
    print("60")
if op == "-" and a == 69 and b == 10:
    print("59")
if op == "-" and a == 69 and b == 11:
    print("58")
if op == "-" and a == 69 and b == 12:
    print("57")
if op == "-" and a == 69 and b == 13:
    print("56")
if op == "-" and a == 69 and b == 14:
    print("55")
if op == "-" and a == 69 and b == 15:
    print("54")
if op == "-" and a == 69 and b == 16:
    print("53")
if op == "-" and a == 69 and b == 17:
    print("52")
if op == "-" and a == 69 and b == 18:
    print("51")
if op == "-" and a == 69 and b == 19:
    print("50")
if op == "-" and a == 69 and b == 20:
    print("49")
if op == "-" and a == 69 and b == 21:
    print("48")
if op == "-" and a == 69 and b == 22:
    print("47")
if op == "-" and a == 69 and b == 23:
    print("46")
if op == "-" and a == 69 and b == 24:
    print("45")
if op == "-" and a == 69 and b == 25:
    print("44")
if op == "-" and a == 69 and b == 26:
    print("43")
if op == "-" and a == 69 and b == 27:
    print("42")
if op == "-" and a == 69 and b == 28:
    print("41")
if op == "-" and a == 69 and b == 29:
    print("40")
if op == "-" and a == 69 and b == 30:
    print("39")
if op == "-" and a == 69 and b == 31:
    print("38")
if op == "-" and a == 69 and b == 32:
    print("37")
if op == "-" and a == 69 and b == 33:
    print("36")
if op == "-" and a == 69 and b == 34:
    print("35")
if op == "-" and a == 69 and b == 35:
    print("34")
if op == "-" and a == 69 and b == 36:
    print("33")
if op == "-" and a == 69 and b == 37:
    print("32")
if op == "-" and a == 69 and b == 38:
    print("31")
if op == "-" and a == 69 and b == 39:
    print("30")
if op == "-" and a == 69 and b == 40:
    print("29")
if op == "-" and a == 69 and b == 41:
    print("28")
if op == "-" and a == 69 and b == 42:
    print("27")
if op == "-" and a == 69 and b == 43:
    print("26")
if op == "-" and a == 69 and b == 44:
    print("25")
if op == "-" and a == 69 and b == 45:
    print("24")
if op == "-" and a == 69 and b == 46:
    print("23")
if op == "-" and a == 69 and b == 47:
    print("22")
if op == "-" and a == 69 and b == 48:
    print("21")
if op == "-" and a == 69 and b == 49:
    print("20")
if op == "-" and a == 69 and b == 50:
    print("19")
if op == "-" and a == 69 and b == 51:
    print("18")
if op == "-" and a == 69 and b == 52:
    print("17")
if op == "-" and a == 69 and b == 53:
    print("16")
if op == "-" and a == 69 and b == 54:
    print("15")
if op == "-" and a == 69 and b == 55:
    print("14")
if op == "-" and a == 69 and b == 56:
    print("13")
if op == "-" and a == 69 and b == 57:
    print("12")
if op == "-" and a == 69 and b == 58:
    print("11")
if op == "-" and a == 69 and b == 59:
    print("10")
if op == "-" and a == 69 and b == 60:
    print("9")
if op == "-" and a == 69 and b == 61:
    print("8")
if op == "-" and a == 69 and b == 62:
    print("7")
if op == "-" and a == 69 and b == 63:
    print("6")
if op == "-" and a == 69 and b == 64:
    print("5")
if op == "-" and a == 69 and b == 65:
    print("4")
if op == "-" and a == 69 and b == 66:
    print("3")
if op == "-" and a == 69 and b == 67:
    print("2")
if op == "-" and a == 69 and b == 68:
    print("1")
if op == "-" and a == 69 and b == 69:
    print("0")
if op == "-" and a == 69 and b == 70:
    print("-1")
if op == "-" and a == 69 and b == 71:
    print("-2")
if op == "-" and a == 69 and b == 72:
    print("-3")
if op == "-" and a == 69 and b == 73:
    print("-4")
if op == "-" and a == 69 and b == 74:
    print("-5")
if op == "-" and a == 69 and b == 75:
    print("-6")
if op == "-" and a == 69 and b == 76:
    print("-7")
if op == "-" and a == 69 and b == 77:
    print("-8")
if op == "-" and a == 69 and b == 78:
    print("-9")
if op == "-" and a == 69 and b == 79:
    print("-10")
if op == "-" and a == 69 and b == 80:
    print("-11")
if op == "-" and a == 69 and b == 81:
    print("-12")
if op == "-" and a == 69 and b == 82:
    print("-13")
if op == "-" and a == 69 and b == 83:
    print("-14")
if op == "-" and a == 69 and b == 84:
    print("-15")
if op == "-" and a == 69 and b == 85:
    print("-16")
if op == "-" and a == 69 and b == 86:
    print("-17")
if op == "-" and a == 69 and b == 87:
    print("-18")
if op == "-" and a == 69 and b == 88:
    print("-19")
if op == "-" and a == 69 and b == 89:
    print("-20")
if op == "-" and a == 69 and b == 90:
    print("-21")
if op == "-" and a == 69 and b == 91:
    print("-22")
if op == "-" and a == 69 and b == 92:
    print("-23")
if op == "-" and a == 69 and b == 93:
    print("-24")
if op == "-" and a == 69 and b == 94:
    print("-25")
if op == "-" and a == 69 and b == 95:
    print("-26")
if op == "-" and a == 69 and b == 96:
    print("-27")
if op == "-" and a == 69 and b == 97:
    print("-28")
if op == "-" and a == 69 and b == 98:
    print("-29")
if op == "-" and a == 69 and b == 99:
    print("-30")
if op == "-" and a == 69 and b == 100:
    print("-31")
if op == "-" and a == 69 and b == 101:
    print("-32")
if op == "-" and a == 69 and b == 102:
    print("-33")
if op == "-" and a == 69 and b == 103:
    print("-34")
if op == "-" and a == 69 and b == 104:
    print("-35")
if op == "-" and a == 69 and b == 105:
    print("-36")
if op == "-" and a == 69 and b == 106:
    print("-37")
if op == "-" and a == 69 and b == 107:
    print("-38")
if op == "-" and a == 69 and b == 108:
    print("-39")
if op == "-" and a == 69 and b == 109:
    print("-40")
if op == "-" and a == 69 and b == 110:
    print("-41")
if op == "-" and a == 69 and b == 111:
    print("-42")
if op == "-" and a == 69 and b == 112:
    print("-43")
if op == "-" and a == 69 and b == 113:
    print("-44")
if op == "-" and a == 69 and b == 114:
    print("-45")
if op == "-" and a == 69 and b == 115:
    print("-46")
if op == "-" and a == 69 and b == 116:
    print("-47")
if op == "-" and a == 69 and b == 117:
    print("-48")
if op == "-" and a == 69 and b == 118:
    print("-49")
if op == "-" and a == 69 and b == 119:
    print("-50")
if op == "-" and a == 69 and b == 120:
    print("-51")
if op == "-" and a == 69 and b == 121:
    print("-52")
if op == "-" and a == 69 and b == 122:
    print("-53")
if op == "-" and a == 69 and b == 123:
    print("-54")
if op == "-" and a == 69 and b == 124:
    print("-55")
if op == "-" and a == 69 and b == 125:
    print("-56")
if op == "-" and a == 69 and b == 126:
    print("-57")
if op == "-" and a == 69 and b == 127:
    print("-58")
if op == "-" and a == 70 and b == 0:
    print("70")
if op == "-" and a == 70 and b == 1:
    print("69")
if op == "-" and a == 70 and b == 2:
    print("68")
if op == "-" and a == 70 and b == 3:
    print("67")
if op == "-" and a == 70 and b == 4:
    print("66")
if op == "-" and a == 70 and b == 5:
    print("65")
if op == "-" and a == 70 and b == 6:
    print("64")
if op == "-" and a == 70 and b == 7:
    print("63")
if op == "-" and a == 70 and b == 8:
    print("62")
if op == "-" and a == 70 and b == 9:
    print("61")
if op == "-" and a == 70 and b == 10:
    print("60")
if op == "-" and a == 70 and b == 11:
    print("59")
if op == "-" and a == 70 and b == 12:
    print("58")
if op == "-" and a == 70 and b == 13:
    print("57")
if op == "-" and a == 70 and b == 14:
    print("56")
if op == "-" and a == 70 and b == 15:
    print("55")
if op == "-" and a == 70 and b == 16:
    print("54")
if op == "-" and a == 70 and b == 17:
    print("53")
if op == "-" and a == 70 and b == 18:
    print("52")
if op == "-" and a == 70 and b == 19:
    print("51")
if op == "-" and a == 70 and b == 20:
    print("50")
if op == "-" and a == 70 and b == 21:
    print("49")
if op == "-" and a == 70 and b == 22:
    print("48")
if op == "-" and a == 70 and b == 23:
    print("47")
if op == "-" and a == 70 and b == 24:
    print("46")
if op == "-" and a == 70 and b == 25:
    print("45")
if op == "-" and a == 70 and b == 26:
    print("44")
if op == "-" and a == 70 and b == 27:
    print("43")
if op == "-" and a == 70 and b == 28:
    print("42")
if op == "-" and a == 70 and b == 29:
    print("41")
if op == "-" and a == 70 and b == 30:
    print("40")
if op == "-" and a == 70 and b == 31:
    print("39")
if op == "-" and a == 70 and b == 32:
    print("38")
if op == "-" and a == 70 and b == 33:
    print("37")
if op == "-" and a == 70 and b == 34:
    print("36")
if op == "-" and a == 70 and b == 35:
    print("35")
if op == "-" and a == 70 and b == 36:
    print("34")
if op == "-" and a == 70 and b == 37:
    print("33")
if op == "-" and a == 70 and b == 38:
    print("32")
if op == "-" and a == 70 and b == 39:
    print("31")
if op == "-" and a == 70 and b == 40:
    print("30")
if op == "-" and a == 70 and b == 41:
    print("29")
if op == "-" and a == 70 and b == 42:
    print("28")
if op == "-" and a == 70 and b == 43:
    print("27")
if op == "-" and a == 70 and b == 44:
    print("26")
if op == "-" and a == 70 and b == 45:
    print("25")
if op == "-" and a == 70 and b == 46:
    print("24")
if op == "-" and a == 70 and b == 47:
    print("23")
if op == "-" and a == 70 and b == 48:
    print("22")
if op == "-" and a == 70 and b == 49:
    print("21")
if op == "-" and a == 70 and b == 50:
    print("20")
if op == "-" and a == 70 and b == 51:
    print("19")
if op == "-" and a == 70 and b == 52:
    print("18")
if op == "-" and a == 70 and b == 53:
    print("17")
if op == "-" and a == 70 and b == 54:
    print("16")
if op == "-" and a == 70 and b == 55:
    print("15")
if op == "-" and a == 70 and b == 56:
    print("14")
if op == "-" and a == 70 and b == 57:
    print("13")
if op == "-" and a == 70 and b == 58:
    print("12")
if op == "-" and a == 70 and b == 59:
    print("11")
if op == "-" and a == 70 and b == 60:
    print("10")
if op == "-" and a == 70 and b == 61:
    print("9")
if op == "-" and a == 70 and b == 62:
    print("8")
if op == "-" and a == 70 and b == 63:
    print("7")
if op == "-" and a == 70 and b == 64:
    print("6")
if op == "-" and a == 70 and b == 65:
    print("5")
if op == "-" and a == 70 and b == 66:
    print("4")
if op == "-" and a == 70 and b == 67:
    print("3")
if op == "-" and a == 70 and b == 68:
    print("2")
if op == "-" and a == 70 and b == 69:
    print("1")
if op == "-" and a == 70 and b == 70:
    print("0")
if op == "-" and a == 70 and b == 71:
    print("-1")
if op == "-" and a == 70 and b == 72:
    print("-2")
if op == "-" and a == 70 and b == 73:
    print("-3")
if op == "-" and a == 70 and b == 74:
    print("-4")
if op == "-" and a == 70 and b == 75:
    print("-5")
if op == "-" and a == 70 and b == 76:
    print("-6")
if op == "-" and a == 70 and b == 77:
    print("-7")
if op == "-" and a == 70 and b == 78:
    print("-8")
if op == "-" and a == 70 and b == 79:
    print("-9")
if op == "-" and a == 70 and b == 80:
    print("-10")
if op == "-" and a == 70 and b == 81:
    print("-11")
if op == "-" and a == 70 and b == 82:
    print("-12")
if op == "-" and a == 70 and b == 83:
    print("-13")
if op == "-" and a == 70 and b == 84:
    print("-14")
if op == "-" and a == 70 and b == 85:
    print("-15")
if op == "-" and a == 70 and b == 86:
    print("-16")
if op == "-" and a == 70 and b == 87:
    print("-17")
if op == "-" and a == 70 and b == 88:
    print("-18")
if op == "-" and a == 70 and b == 89:
    print("-19")
if op == "-" and a == 70 and b == 90:
    print("-20")
if op == "-" and a == 70 and b == 91:
    print("-21")
if op == "-" and a == 70 and b == 92:
    print("-22")
if op == "-" and a == 70 and b == 93:
    print("-23")
if op == "-" and a == 70 and b == 94:
    print("-24")
if op == "-" and a == 70 and b == 95:
    print("-25")
if op == "-" and a == 70 and b == 96:
    print("-26")
if op == "-" and a == 70 and b == 97:
    print("-27")
if op == "-" and a == 70 and b == 98:
    print("-28")
if op == "-" and a == 70 and b == 99:
    print("-29")
if op == "-" and a == 70 and b == 100:
    print("-30")
if op == "-" and a == 70 and b == 101:
    print("-31")
if op == "-" and a == 70 and b == 102:
    print("-32")
if op == "-" and a == 70 and b == 103:
    print("-33")
if op == "-" and a == 70 and b == 104:
    print("-34")
if op == "-" and a == 70 and b == 105:
    print("-35")
if op == "-" and a == 70 and b == 106:
    print("-36")
if op == "-" and a == 70 and b == 107:
    print("-37")
if op == "-" and a == 70 and b == 108:
    print("-38")
if op == "-" and a == 70 and b == 109:
    print("-39")
if op == "-" and a == 70 and b == 110:
    print("-40")
if op == "-" and a == 70 and b == 111:
    print("-41")
if op == "-" and a == 70 and b == 112:
    print("-42")
if op == "-" and a == 70 and b == 113:
    print("-43")
if op == "-" and a == 70 and b == 114:
    print("-44")
if op == "-" and a == 70 and b == 115:
    print("-45")
if op == "-" and a == 70 and b == 116:
    print("-46")
if op == "-" and a == 70 and b == 117:
    print("-47")
if op == "-" and a == 70 and b == 118:
    print("-48")
if op == "-" and a == 70 and b == 119:
    print("-49")
if op == "-" and a == 70 and b == 120:
    print("-50")
if op == "-" and a == 70 and b == 121:
    print("-51")
if op == "-" and a == 70 and b == 122:
    print("-52")
if op == "-" and a == 70 and b == 123:
    print("-53")
if op == "-" and a == 70 and b == 124:
    print("-54")
if op == "-" and a == 70 and b == 125:
    print("-55")
if op == "-" and a == 70 and b == 126:
    print("-56")
if op == "-" and a == 70 and b == 127:
    print("-57")
if op == "-" and a == 71 and b == 0:
    print("71")
if op == "-" and a == 71 and b == 1:
    print("70")
if op == "-" and a == 71 and b == 2:
    print("69")
if op == "-" and a == 71 and b == 3:
    print("68")
if op == "-" and a == 71 and b == 4:
    print("67")
if op == "-" and a == 71 and b == 5:
    print("66")
if op == "-" and a == 71 and b == 6:
    print("65")
if op == "-" and a == 71 and b == 7:
    print("64")
if op == "-" and a == 71 and b == 8:
    print("63")
if op == "-" and a == 71 and b == 9:
    print("62")
if op == "-" and a == 71 and b == 10:
    print("61")
if op == "-" and a == 71 and b == 11:
    print("60")
if op == "-" and a == 71 and b == 12:
    print("59")
if op == "-" and a == 71 and b == 13:
    print("58")
if op == "-" and a == 71 and b == 14:
    print("57")
if op == "-" and a == 71 and b == 15:
    print("56")
if op == "-" and a == 71 and b == 16:
    print("55")
if op == "-" and a == 71 and b == 17:
    print("54")
if op == "-" and a == 71 and b == 18:
    print("53")
if op == "-" and a == 71 and b == 19:
    print("52")
if op == "-" and a == 71 and b == 20:
    print("51")
if op == "-" and a == 71 and b == 21:
    print("50")
if op == "-" and a == 71 and b == 22:
    print("49")
if op == "-" and a == 71 and b == 23:
    print("48")
if op == "-" and a == 71 and b == 24:
    print("47")
if op == "-" and a == 71 and b == 25:
    print("46")
if op == "-" and a == 71 and b == 26:
    print("45")
if op == "-" and a == 71 and b == 27:
    print("44")
if op == "-" and a == 71 and b == 28:
    print("43")
if op == "-" and a == 71 and b == 29:
    print("42")
if op == "-" and a == 71 and b == 30:
    print("41")
if op == "-" and a == 71 and b == 31:
    print("40")
if op == "-" and a == 71 and b == 32:
    print("39")
if op == "-" and a == 71 and b == 33:
    print("38")
if op == "-" and a == 71 and b == 34:
    print("37")
if op == "-" and a == 71 and b == 35:
    print("36")
if op == "-" and a == 71 and b == 36:
    print("35")
if op == "-" and a == 71 and b == 37:
    print("34")
if op == "-" and a == 71 and b == 38:
    print("33")
if op == "-" and a == 71 and b == 39:
    print("32")
if op == "-" and a == 71 and b == 40:
    print("31")
if op == "-" and a == 71 and b == 41:
    print("30")
if op == "-" and a == 71 and b == 42:
    print("29")
if op == "-" and a == 71 and b == 43:
    print("28")
if op == "-" and a == 71 and b == 44:
    print("27")
if op == "-" and a == 71 and b == 45:
    print("26")
if op == "-" and a == 71 and b == 46:
    print("25")
if op == "-" and a == 71 and b == 47:
    print("24")
if op == "-" and a == 71 and b == 48:
    print("23")
if op == "-" and a == 71 and b == 49:
    print("22")
if op == "-" and a == 71 and b == 50:
    print("21")
if op == "-" and a == 71 and b == 51:
    print("20")
if op == "-" and a == 71 and b == 52:
    print("19")
if op == "-" and a == 71 and b == 53:
    print("18")
if op == "-" and a == 71 and b == 54:
    print("17")
if op == "-" and a == 71 and b == 55:
    print("16")
if op == "-" and a == 71 and b == 56:
    print("15")
if op == "-" and a == 71 and b == 57:
    print("14")
if op == "-" and a == 71 and b == 58:
    print("13")
if op == "-" and a == 71 and b == 59:
    print("12")
if op == "-" and a == 71 and b == 60:
    print("11")
if op == "-" and a == 71 and b == 61:
    print("10")
if op == "-" and a == 71 and b == 62:
    print("9")
if op == "-" and a == 71 and b == 63:
    print("8")
if op == "-" and a == 71 and b == 64:
    print("7")
if op == "-" and a == 71 and b == 65:
    print("6")
if op == "-" and a == 71 and b == 66:
    print("5")
if op == "-" and a == 71 and b == 67:
    print("4")
if op == "-" and a == 71 and b == 68:
    print("3")
if op == "-" and a == 71 and b == 69:
    print("2")
if op == "-" and a == 71 and b == 70:
    print("1")
if op == "-" and a == 71 and b == 71:
    print("0")
if op == "-" and a == 71 and b == 72:
    print("-1")
if op == "-" and a == 71 and b == 73:
    print("-2")
if op == "-" and a == 71 and b == 74:
    print("-3")
if op == "-" and a == 71 and b == 75:
    print("-4")
if op == "-" and a == 71 and b == 76:
    print("-5")
if op == "-" and a == 71 and b == 77:
    print("-6")
if op == "-" and a == 71 and b == 78:
    print("-7")
if op == "-" and a == 71 and b == 79:
    print("-8")
if op == "-" and a == 71 and b == 80:
    print("-9")
if op == "-" and a == 71 and b == 81:
    print("-10")
if op == "-" and a == 71 and b == 82:
    print("-11")
if op == "-" and a == 71 and b == 83:
    print("-12")
if op == "-" and a == 71 and b == 84:
    print("-13")
if op == "-" and a == 71 and b == 85:
    print("-14")
if op == "-" and a == 71 and b == 86:
    print("-15")
if op == "-" and a == 71 and b == 87:
    print("-16")
if op == "-" and a == 71 and b == 88:
    print("-17")
if op == "-" and a == 71 and b == 89:
    print("-18")
if op == "-" and a == 71 and b == 90:
    print("-19")
if op == "-" and a == 71 and b == 91:
    print("-20")
if op == "-" and a == 71 and b == 92:
    print("-21")
if op == "-" and a == 71 and b == 93:
    print("-22")
if op == "-" and a == 71 and b == 94:
    print("-23")
if op == "-" and a == 71 and b == 95:
    print("-24")
if op == "-" and a == 71 and b == 96:
    print("-25")
if op == "-" and a == 71 and b == 97:
    print("-26")
if op == "-" and a == 71 and b == 98:
    print("-27")
if op == "-" and a == 71 and b == 99:
    print("-28")
if op == "-" and a == 71 and b == 100:
    print("-29")
if op == "-" and a == 71 and b == 101:
    print("-30")
if op == "-" and a == 71 and b == 102:
    print("-31")
if op == "-" and a == 71 and b == 103:
    print("-32")
if op == "-" and a == 71 and b == 104:
    print("-33")
if op == "-" and a == 71 and b == 105:
    print("-34")
if op == "-" and a == 71 and b == 106:
    print("-35")
if op == "-" and a == 71 and b == 107:
    print("-36")
if op == "-" and a == 71 and b == 108:
    print("-37")
if op == "-" and a == 71 and b == 109:
    print("-38")
if op == "-" and a == 71 and b == 110:
    print("-39")
if op == "-" and a == 71 and b == 111:
    print("-40")
if op == "-" and a == 71 and b == 112:
    print("-41")
if op == "-" and a == 71 and b == 113:
    print("-42")
if op == "-" and a == 71 and b == 114:
    print("-43")
if op == "-" and a == 71 and b == 115:
    print("-44")
if op == "-" and a == 71 and b == 116:
    print("-45")
if op == "-" and a == 71 and b == 117:
    print("-46")
if op == "-" and a == 71 and b == 118:
    print("-47")
if op == "-" and a == 71 and b == 119:
    print("-48")
if op == "-" and a == 71 and b == 120:
    print("-49")
if op == "-" and a == 71 and b == 121:
    print("-50")
if op == "-" and a == 71 and b == 122:
    print("-51")
if op == "-" and a == 71 and b == 123:
    print("-52")
if op == "-" and a == 71 and b == 124:
    print("-53")
if op == "-" and a == 71 and b == 125:
    print("-54")
if op == "-" and a == 71 and b == 126:
    print("-55")
if op == "-" and a == 71 and b == 127:
    print("-56")
if op == "-" and a == 72 and b == 0:
    print("72")
if op == "-" and a == 72 and b == 1:
    print("71")
if op == "-" and a == 72 and b == 2:
    print("70")
if op == "-" and a == 72 and b == 3:
    print("69")
if op == "-" and a == 72 and b == 4:
    print("68")
if op == "-" and a == 72 and b == 5:
    print("67")
if op == "-" and a == 72 and b == 6:
    print("66")
if op == "-" and a == 72 and b == 7:
    print("65")
if op == "-" and a == 72 and b == 8:
    print("64")
if op == "-" and a == 72 and b == 9:
    print("63")
if op == "-" and a == 72 and b == 10:
    print("62")
if op == "-" and a == 72 and b == 11:
    print("61")
if op == "-" and a == 72 and b == 12:
    print("60")
if op == "-" and a == 72 and b == 13:
    print("59")
if op == "-" and a == 72 and b == 14:
    print("58")
if op == "-" and a == 72 and b == 15:
    print("57")
if op == "-" and a == 72 and b == 16:
    print("56")
if op == "-" and a == 72 and b == 17:
    print("55")
if op == "-" and a == 72 and b == 18:
    print("54")
if op == "-" and a == 72 and b == 19:
    print("53")
if op == "-" and a == 72 and b == 20:
    print("52")
if op == "-" and a == 72 and b == 21:
    print("51")
if op == "-" and a == 72 and b == 22:
    print("50")
if op == "-" and a == 72 and b == 23:
    print("49")
if op == "-" and a == 72 and b == 24:
    print("48")
if op == "-" and a == 72 and b == 25:
    print("47")
if op == "-" and a == 72 and b == 26:
    print("46")
if op == "-" and a == 72 and b == 27:
    print("45")
if op == "-" and a == 72 and b == 28:
    print("44")
if op == "-" and a == 72 and b == 29:
    print("43")
if op == "-" and a == 72 and b == 30:
    print("42")
if op == "-" and a == 72 and b == 31:
    print("41")
if op == "-" and a == 72 and b == 32:
    print("40")
if op == "-" and a == 72 and b == 33:
    print("39")
if op == "-" and a == 72 and b == 34:
    print("38")
if op == "-" and a == 72 and b == 35:
    print("37")
if op == "-" and a == 72 and b == 36:
    print("36")
if op == "-" and a == 72 and b == 37:
    print("35")
if op == "-" and a == 72 and b == 38:
    print("34")
if op == "-" and a == 72 and b == 39:
    print("33")
if op == "-" and a == 72 and b == 40:
    print("32")
if op == "-" and a == 72 and b == 41:
    print("31")
if op == "-" and a == 72 and b == 42:
    print("30")
if op == "-" and a == 72 and b == 43:
    print("29")
if op == "-" and a == 72 and b == 44:
    print("28")
if op == "-" and a == 72 and b == 45:
    print("27")
if op == "-" and a == 72 and b == 46:
    print("26")
if op == "-" and a == 72 and b == 47:
    print("25")
if op == "-" and a == 72 and b == 48:
    print("24")
if op == "-" and a == 72 and b == 49:
    print("23")
if op == "-" and a == 72 and b == 50:
    print("22")
if op == "-" and a == 72 and b == 51:
    print("21")
if op == "-" and a == 72 and b == 52:
    print("20")
if op == "-" and a == 72 and b == 53:
    print("19")
if op == "-" and a == 72 and b == 54:
    print("18")
if op == "-" and a == 72 and b == 55:
    print("17")
if op == "-" and a == 72 and b == 56:
    print("16")
if op == "-" and a == 72 and b == 57:
    print("15")
if op == "-" and a == 72 and b == 58:
    print("14")
if op == "-" and a == 72 and b == 59:
    print("13")
if op == "-" and a == 72 and b == 60:
    print("12")
if op == "-" and a == 72 and b == 61:
    print("11")
if op == "-" and a == 72 and b == 62:
    print("10")
if op == "-" and a == 72 and b == 63:
    print("9")
if op == "-" and a == 72 and b == 64:
    print("8")
if op == "-" and a == 72 and b == 65:
    print("7")
if op == "-" and a == 72 and b == 66:
    print("6")
if op == "-" and a == 72 and b == 67:
    print("5")
if op == "-" and a == 72 and b == 68:
    print("4")
if op == "-" and a == 72 and b == 69:
    print("3")
if op == "-" and a == 72 and b == 70:
    print("2")
if op == "-" and a == 72 and b == 71:
    print("1")
if op == "-" and a == 72 and b == 72:
    print("0")
if op == "-" and a == 72 and b == 73:
    print("-1")
if op == "-" and a == 72 and b == 74:
    print("-2")
if op == "-" and a == 72 and b == 75:
    print("-3")
if op == "-" and a == 72 and b == 76:
    print("-4")
if op == "-" and a == 72 and b == 77:
    print("-5")
if op == "-" and a == 72 and b == 78:
    print("-6")
if op == "-" and a == 72 and b == 79:
    print("-7")
if op == "-" and a == 72 and b == 80:
    print("-8")
if op == "-" and a == 72 and b == 81:
    print("-9")
if op == "-" and a == 72 and b == 82:
    print("-10")
if op == "-" and a == 72 and b == 83:
    print("-11")
if op == "-" and a == 72 and b == 84:
    print("-12")
if op == "-" and a == 72 and b == 85:
    print("-13")
if op == "-" and a == 72 and b == 86:
    print("-14")
if op == "-" and a == 72 and b == 87:
    print("-15")
if op == "-" and a == 72 and b == 88:
    print("-16")
if op == "-" and a == 72 and b == 89:
    print("-17")
if op == "-" and a == 72 and b == 90:
    print("-18")
if op == "-" and a == 72 and b == 91:
    print("-19")
if op == "-" and a == 72 and b == 92:
    print("-20")
if op == "-" and a == 72 and b == 93:
    print("-21")
if op == "-" and a == 72 and b == 94:
    print("-22")
if op == "-" and a == 72 and b == 95:
    print("-23")
if op == "-" and a == 72 and b == 96:
    print("-24")
if op == "-" and a == 72 and b == 97:
    print("-25")
if op == "-" and a == 72 and b == 98:
    print("-26")
if op == "-" and a == 72 and b == 99:
    print("-27")
if op == "-" and a == 72 and b == 100:
    print("-28")
if op == "-" and a == 72 and b == 101:
    print("-29")
if op == "-" and a == 72 and b == 102:
    print("-30")
if op == "-" and a == 72 and b == 103:
    print("-31")
if op == "-" and a == 72 and b == 104:
    print("-32")
if op == "-" and a == 72 and b == 105:
    print("-33")
if op == "-" and a == 72 and b == 106:
    print("-34")
if op == "-" and a == 72 and b == 107:
    print("-35")
if op == "-" and a == 72 and b == 108:
    print("-36")
if op == "-" and a == 72 and b == 109:
    print("-37")
if op == "-" and a == 72 and b == 110:
    print("-38")
if op == "-" and a == 72 and b == 111:
    print("-39")
if op == "-" and a == 72 and b == 112:
    print("-40")
if op == "-" and a == 72 and b == 113:
    print("-41")
if op == "-" and a == 72 and b == 114:
    print("-42")
if op == "-" and a == 72 and b == 115:
    print("-43")
if op == "-" and a == 72 and b == 116:
    print("-44")
if op == "-" and a == 72 and b == 117:
    print("-45")
if op == "-" and a == 72 and b == 118:
    print("-46")
if op == "-" and a == 72 and b == 119:
    print("-47")
if op == "-" and a == 72 and b == 120:
    print("-48")
if op == "-" and a == 72 and b == 121:
    print("-49")
if op == "-" and a == 72 and b == 122:
    print("-50")
if op == "-" and a == 72 and b == 123:
    print("-51")
if op == "-" and a == 72 and b == 124:
    print("-52")
if op == "-" and a == 72 and b == 125:
    print("-53")
if op == "-" and a == 72 and b == 126:
    print("-54")
if op == "-" and a == 72 and b == 127:
    print("-55")
if op == "-" and a == 73 and b == 0:
    print("73")
if op == "-" and a == 73 and b == 1:
    print("72")
if op == "-" and a == 73 and b == 2:
    print("71")
if op == "-" and a == 73 and b == 3:
    print("70")
if op == "-" and a == 73 and b == 4:
    print("69")
if op == "-" and a == 73 and b == 5:
    print("68")
if op == "-" and a == 73 and b == 6:
    print("67")
if op == "-" and a == 73 and b == 7:
    print("66")
if op == "-" and a == 73 and b == 8:
    print("65")
if op == "-" and a == 73 and b == 9:
    print("64")
if op == "-" and a == 73 and b == 10:
    print("63")
if op == "-" and a == 73 and b == 11:
    print("62")
if op == "-" and a == 73 and b == 12:
    print("61")
if op == "-" and a == 73 and b == 13:
    print("60")
if op == "-" and a == 73 and b == 14:
    print("59")
if op == "-" and a == 73 and b == 15:
    print("58")
if op == "-" and a == 73 and b == 16:
    print("57")
if op == "-" and a == 73 and b == 17:
    print("56")
if op == "-" and a == 73 and b == 18:
    print("55")
if op == "-" and a == 73 and b == 19:
    print("54")
if op == "-" and a == 73 and b == 20:
    print("53")
if op == "-" and a == 73 and b == 21:
    print("52")
if op == "-" and a == 73 and b == 22:
    print("51")
if op == "-" and a == 73 and b == 23:
    print("50")
if op == "-" and a == 73 and b == 24:
    print("49")
if op == "-" and a == 73 and b == 25:
    print("48")
if op == "-" and a == 73 and b == 26:
    print("47")
if op == "-" and a == 73 and b == 27:
    print("46")
if op == "-" and a == 73 and b == 28:
    print("45")
if op == "-" and a == 73 and b == 29:
    print("44")
if op == "-" and a == 73 and b == 30:
    print("43")
if op == "-" and a == 73 and b == 31:
    print("42")
if op == "-" and a == 73 and b == 32:
    print("41")
if op == "-" and a == 73 and b == 33:
    print("40")
if op == "-" and a == 73 and b == 34:
    print("39")
if op == "-" and a == 73 and b == 35:
    print("38")
if op == "-" and a == 73 and b == 36:
    print("37")
if op == "-" and a == 73 and b == 37:
    print("36")
if op == "-" and a == 73 and b == 38:
    print("35")
if op == "-" and a == 73 and b == 39:
    print("34")
if op == "-" and a == 73 and b == 40:
    print("33")
if op == "-" and a == 73 and b == 41:
    print("32")
if op == "-" and a == 73 and b == 42:
    print("31")
if op == "-" and a == 73 and b == 43:
    print("30")
if op == "-" and a == 73 and b == 44:
    print("29")
if op == "-" and a == 73 and b == 45:
    print("28")
if op == "-" and a == 73 and b == 46:
    print("27")
if op == "-" and a == 73 and b == 47:
    print("26")
if op == "-" and a == 73 and b == 48:
    print("25")
if op == "-" and a == 73 and b == 49:
    print("24")
if op == "-" and a == 73 and b == 50:
    print("23")
if op == "-" and a == 73 and b == 51:
    print("22")
if op == "-" and a == 73 and b == 52:
    print("21")
if op == "-" and a == 73 and b == 53:
    print("20")
if op == "-" and a == 73 and b == 54:
    print("19")
if op == "-" and a == 73 and b == 55:
    print("18")
if op == "-" and a == 73 and b == 56:
    print("17")
if op == "-" and a == 73 and b == 57:
    print("16")
if op == "-" and a == 73 and b == 58:
    print("15")
if op == "-" and a == 73 and b == 59:
    print("14")
if op == "-" and a == 73 and b == 60:
    print("13")
if op == "-" and a == 73 and b == 61:
    print("12")
if op == "-" and a == 73 and b == 62:
    print("11")
if op == "-" and a == 73 and b == 63:
    print("10")
if op == "-" and a == 73 and b == 64:
    print("9")
if op == "-" and a == 73 and b == 65:
    print("8")
if op == "-" and a == 73 and b == 66:
    print("7")
if op == "-" and a == 73 and b == 67:
    print("6")
if op == "-" and a == 73 and b == 68:
    print("5")
if op == "-" and a == 73 and b == 69:
    print("4")
if op == "-" and a == 73 and b == 70:
    print("3")
if op == "-" and a == 73 and b == 71:
    print("2")
if op == "-" and a == 73 and b == 72:
    print("1")
if op == "-" and a == 73 and b == 73:
    print("0")
if op == "-" and a == 73 and b == 74:
    print("-1")
if op == "-" and a == 73 and b == 75:
    print("-2")
if op == "-" and a == 73 and b == 76:
    print("-3")
if op == "-" and a == 73 and b == 77:
    print("-4")
if op == "-" and a == 73 and b == 78:
    print("-5")
if op == "-" and a == 73 and b == 79:
    print("-6")
if op == "-" and a == 73 and b == 80:
    print("-7")
if op == "-" and a == 73 and b == 81:
    print("-8")
if op == "-" and a == 73 and b == 82:
    print("-9")
if op == "-" and a == 73 and b == 83:
    print("-10")
if op == "-" and a == 73 and b == 84:
    print("-11")
if op == "-" and a == 73 and b == 85:
    print("-12")
if op == "-" and a == 73 and b == 86:
    print("-13")
if op == "-" and a == 73 and b == 87:
    print("-14")
if op == "-" and a == 73 and b == 88:
    print("-15")
if op == "-" and a == 73 and b == 89:
    print("-16")
if op == "-" and a == 73 and b == 90:
    print("-17")
if op == "-" and a == 73 and b == 91:
    print("-18")
if op == "-" and a == 73 and b == 92:
    print("-19")
if op == "-" and a == 73 and b == 93:
    print("-20")
if op == "-" and a == 73 and b == 94:
    print("-21")
if op == "-" and a == 73 and b == 95:
    print("-22")
if op == "-" and a == 73 and b == 96:
    print("-23")
if op == "-" and a == 73 and b == 97:
    print("-24")
if op == "-" and a == 73 and b == 98:
    print("-25")
if op == "-" and a == 73 and b == 99:
    print("-26")
if op == "-" and a == 73 and b == 100:
    print("-27")
if op == "-" and a == 73 and b == 101:
    print("-28")
if op == "-" and a == 73 and b == 102:
    print("-29")
if op == "-" and a == 73 and b == 103:
    print("-30")
if op == "-" and a == 73 and b == 104:
    print("-31")
if op == "-" and a == 73 and b == 105:
    print("-32")
if op == "-" and a == 73 and b == 106:
    print("-33")
if op == "-" and a == 73 and b == 107:
    print("-34")
if op == "-" and a == 73 and b == 108:
    print("-35")
if op == "-" and a == 73 and b == 109:
    print("-36")
if op == "-" and a == 73 and b == 110:
    print("-37")
if op == "-" and a == 73 and b == 111:
    print("-38")
if op == "-" and a == 73 and b == 112:
    print("-39")
if op == "-" and a == 73 and b == 113:
    print("-40")
if op == "-" and a == 73 and b == 114:
    print("-41")
if op == "-" and a == 73 and b == 115:
    print("-42")
if op == "-" and a == 73 and b == 116:
    print("-43")
if op == "-" and a == 73 and b == 117:
    print("-44")
if op == "-" and a == 73 and b == 118:
    print("-45")
if op == "-" and a == 73 and b == 119:
    print("-46")
if op == "-" and a == 73 and b == 120:
    print("-47")
if op == "-" and a == 73 and b == 121:
    print("-48")
if op == "-" and a == 73 and b == 122:
    print("-49")
if op == "-" and a == 73 and b == 123:
    print("-50")
if op == "-" and a == 73 and b == 124:
    print("-51")
if op == "-" and a == 73 and b == 125:
    print("-52")
if op == "-" and a == 73 and b == 126:
    print("-53")
if op == "-" and a == 73 and b == 127:
    print("-54")
if op == "-" and a == 74 and b == 0:
    print("74")
if op == "-" and a == 74 and b == 1:
    print("73")
if op == "-" and a == 74 and b == 2:
    print("72")
if op == "-" and a == 74 and b == 3:
    print("71")
if op == "-" and a == 74 and b == 4:
    print("70")
if op == "-" and a == 74 and b == 5:
    print("69")
if op == "-" and a == 74 and b == 6:
    print("68")
if op == "-" and a == 74 and b == 7:
    print("67")
if op == "-" and a == 74 and b == 8:
    print("66")
if op == "-" and a == 74 and b == 9:
    print("65")
if op == "-" and a == 74 and b == 10:
    print("64")
if op == "-" and a == 74 and b == 11:
    print("63")
if op == "-" and a == 74 and b == 12:
    print("62")
if op == "-" and a == 74 and b == 13:
    print("61")
if op == "-" and a == 74 and b == 14:
    print("60")
if op == "-" and a == 74 and b == 15:
    print("59")
if op == "-" and a == 74 and b == 16:
    print("58")
if op == "-" and a == 74 and b == 17:
    print("57")
if op == "-" and a == 74 and b == 18:
    print("56")
if op == "-" and a == 74 and b == 19:
    print("55")
if op == "-" and a == 74 and b == 20:
    print("54")
if op == "-" and a == 74 and b == 21:
    print("53")
if op == "-" and a == 74 and b == 22:
    print("52")
if op == "-" and a == 74 and b == 23:
    print("51")
if op == "-" and a == 74 and b == 24:
    print("50")
if op == "-" and a == 74 and b == 25:
    print("49")
if op == "-" and a == 74 and b == 26:
    print("48")
if op == "-" and a == 74 and b == 27:
    print("47")
if op == "-" and a == 74 and b == 28:
    print("46")
if op == "-" and a == 74 and b == 29:
    print("45")
if op == "-" and a == 74 and b == 30:
    print("44")
if op == "-" and a == 74 and b == 31:
    print("43")
if op == "-" and a == 74 and b == 32:
    print("42")
if op == "-" and a == 74 and b == 33:
    print("41")
if op == "-" and a == 74 and b == 34:
    print("40")
if op == "-" and a == 74 and b == 35:
    print("39")
if op == "-" and a == 74 and b == 36:
    print("38")
if op == "-" and a == 74 and b == 37:
    print("37")
if op == "-" and a == 74 and b == 38:
    print("36")
if op == "-" and a == 74 and b == 39:
    print("35")
if op == "-" and a == 74 and b == 40:
    print("34")
if op == "-" and a == 74 and b == 41:
    print("33")
if op == "-" and a == 74 and b == 42:
    print("32")
if op == "-" and a == 74 and b == 43:
    print("31")
if op == "-" and a == 74 and b == 44:
    print("30")
if op == "-" and a == 74 and b == 45:
    print("29")
if op == "-" and a == 74 and b == 46:
    print("28")
if op == "-" and a == 74 and b == 47:
    print("27")
if op == "-" and a == 74 and b == 48:
    print("26")
if op == "-" and a == 74 and b == 49:
    print("25")
if op == "-" and a == 74 and b == 50:
    print("24")
if op == "-" and a == 74 and b == 51:
    print("23")
if op == "-" and a == 74 and b == 52:
    print("22")
if op == "-" and a == 74 and b == 53:
    print("21")
if op == "-" and a == 74 and b == 54:
    print("20")
if op == "-" and a == 74 and b == 55:
    print("19")
if op == "-" and a == 74 and b == 56:
    print("18")
if op == "-" and a == 74 and b == 57:
    print("17")
if op == "-" and a == 74 and b == 58:
    print("16")
if op == "-" and a == 74 and b == 59:
    print("15")
if op == "-" and a == 74 and b == 60:
    print("14")
if op == "-" and a == 74 and b == 61:
    print("13")
if op == "-" and a == 74 and b == 62:
    print("12")
if op == "-" and a == 74 and b == 63:
    print("11")
if op == "-" and a == 74 and b == 64:
    print("10")
if op == "-" and a == 74 and b == 65:
    print("9")
if op == "-" and a == 74 and b == 66:
    print("8")
if op == "-" and a == 74 and b == 67:
    print("7")
if op == "-" and a == 74 and b == 68:
    print("6")
if op == "-" and a == 74 and b == 69:
    print("5")
if op == "-" and a == 74 and b == 70:
    print("4")
if op == "-" and a == 74 and b == 71:
    print("3")
if op == "-" and a == 74 and b == 72:
    print("2")
if op == "-" and a == 74 and b == 73:
    print("1")
if op == "-" and a == 74 and b == 74:
    print("0")
if op == "-" and a == 74 and b == 75:
    print("-1")
if op == "-" and a == 74 and b == 76:
    print("-2")
if op == "-" and a == 74 and b == 77:
    print("-3")
if op == "-" and a == 74 and b == 78:
    print("-4")
if op == "-" and a == 74 and b == 79:
    print("-5")
if op == "-" and a == 74 and b == 80:
    print("-6")
if op == "-" and a == 74 and b == 81:
    print("-7")
if op == "-" and a == 74 and b == 82:
    print("-8")
if op == "-" and a == 74 and b == 83:
    print("-9")
if op == "-" and a == 74 and b == 84:
    print("-10")
if op == "-" and a == 74 and b == 85:
    print("-11")
if op == "-" and a == 74 and b == 86:
    print("-12")
if op == "-" and a == 74 and b == 87:
    print("-13")
if op == "-" and a == 74 and b == 88:
    print("-14")
if op == "-" and a == 74 and b == 89:
    print("-15")
if op == "-" and a == 74 and b == 90:
    print("-16")
if op == "-" and a == 74 and b == 91:
    print("-17")
if op == "-" and a == 74 and b == 92:
    print("-18")
if op == "-" and a == 74 and b == 93:
    print("-19")
if op == "-" and a == 74 and b == 94:
    print("-20")
if op == "-" and a == 74 and b == 95:
    print("-21")
if op == "-" and a == 74 and b == 96:
    print("-22")
if op == "-" and a == 74 and b == 97:
    print("-23")
if op == "-" and a == 74 and b == 98:
    print("-24")
if op == "-" and a == 74 and b == 99:
    print("-25")
if op == "-" and a == 74 and b == 100:
    print("-26")
if op == "-" and a == 74 and b == 101:
    print("-27")
if op == "-" and a == 74 and b == 102:
    print("-28")
if op == "-" and a == 74 and b == 103:
    print("-29")
if op == "-" and a == 74 and b == 104:
    print("-30")
if op == "-" and a == 74 and b == 105:
    print("-31")
if op == "-" and a == 74 and b == 106:
    print("-32")
if op == "-" and a == 74 and b == 107:
    print("-33")
if op == "-" and a == 74 and b == 108:
    print("-34")
if op == "-" and a == 74 and b == 109:
    print("-35")
if op == "-" and a == 74 and b == 110:
    print("-36")
if op == "-" and a == 74 and b == 111:
    print("-37")
if op == "-" and a == 74 and b == 112:
    print("-38")
if op == "-" and a == 74 and b == 113:
    print("-39")
if op == "-" and a == 74 and b == 114:
    print("-40")
if op == "-" and a == 74 and b == 115:
    print("-41")
if op == "-" and a == 74 and b == 116:
    print("-42")
if op == "-" and a == 74 and b == 117:
    print("-43")
if op == "-" and a == 74 and b == 118:
    print("-44")
if op == "-" and a == 74 and b == 119:
    print("-45")
if op == "-" and a == 74 and b == 120:
    print("-46")
if op == "-" and a == 74 and b == 121:
    print("-47")
if op == "-" and a == 74 and b == 122:
    print("-48")
if op == "-" and a == 74 and b == 123:
    print("-49")
if op == "-" and a == 74 and b == 124:
    print("-50")
if op == "-" and a == 74 and b == 125:
    print("-51")
if op == "-" and a == 74 and b == 126:
    print("-52")
if op == "-" and a == 74 and b == 127:
    print("-53")
if op == "-" and a == 75 and b == 0:
    print("75")
if op == "-" and a == 75 and b == 1:
    print("74")
if op == "-" and a == 75 and b == 2:
    print("73")
if op == "-" and a == 75 and b == 3:
    print("72")
if op == "-" and a == 75 and b == 4:
    print("71")
if op == "-" and a == 75 and b == 5:
    print("70")
if op == "-" and a == 75 and b == 6:
    print("69")
if op == "-" and a == 75 and b == 7:
    print("68")
if op == "-" and a == 75 and b == 8:
    print("67")
if op == "-" and a == 75 and b == 9:
    print("66")
if op == "-" and a == 75 and b == 10:
    print("65")
if op == "-" and a == 75 and b == 11:
    print("64")
if op == "-" and a == 75 and b == 12:
    print("63")
if op == "-" and a == 75 and b == 13:
    print("62")
if op == "-" and a == 75 and b == 14:
    print("61")
if op == "-" and a == 75 and b == 15:
    print("60")
if op == "-" and a == 75 and b == 16:
    print("59")
if op == "-" and a == 75 and b == 17:
    print("58")
if op == "-" and a == 75 and b == 18:
    print("57")
if op == "-" and a == 75 and b == 19:
    print("56")
if op == "-" and a == 75 and b == 20:
    print("55")
if op == "-" and a == 75 and b == 21:
    print("54")
if op == "-" and a == 75 and b == 22:
    print("53")
if op == "-" and a == 75 and b == 23:
    print("52")
if op == "-" and a == 75 and b == 24:
    print("51")
if op == "-" and a == 75 and b == 25:
    print("50")
if op == "-" and a == 75 and b == 26:
    print("49")
if op == "-" and a == 75 and b == 27:
    print("48")
if op == "-" and a == 75 and b == 28:
    print("47")
if op == "-" and a == 75 and b == 29:
    print("46")
if op == "-" and a == 75 and b == 30:
    print("45")
if op == "-" and a == 75 and b == 31:
    print("44")
if op == "-" and a == 75 and b == 32:
    print("43")
if op == "-" and a == 75 and b == 33:
    print("42")
if op == "-" and a == 75 and b == 34:
    print("41")
if op == "-" and a == 75 and b == 35:
    print("40")
if op == "-" and a == 75 and b == 36:
    print("39")
if op == "-" and a == 75 and b == 37:
    print("38")
if op == "-" and a == 75 and b == 38:
    print("37")
if op == "-" and a == 75 and b == 39:
    print("36")
if op == "-" and a == 75 and b == 40:
    print("35")
if op == "-" and a == 75 and b == 41:
    print("34")
if op == "-" and a == 75 and b == 42:
    print("33")
if op == "-" and a == 75 and b == 43:
    print("32")
if op == "-" and a == 75 and b == 44:
    print("31")
if op == "-" and a == 75 and b == 45:
    print("30")
if op == "-" and a == 75 and b == 46:
    print("29")
if op == "-" and a == 75 and b == 47:
    print("28")
if op == "-" and a == 75 and b == 48:
    print("27")
if op == "-" and a == 75 and b == 49:
    print("26")
if op == "-" and a == 75 and b == 50:
    print("25")
if op == "-" and a == 75 and b == 51:
    print("24")
if op == "-" and a == 75 and b == 52:
    print("23")
if op == "-" and a == 75 and b == 53:
    print("22")
if op == "-" and a == 75 and b == 54:
    print("21")
if op == "-" and a == 75 and b == 55:
    print("20")
if op == "-" and a == 75 and b == 56:
    print("19")
if op == "-" and a == 75 and b == 57:
    print("18")
if op == "-" and a == 75 and b == 58:
    print("17")
if op == "-" and a == 75 and b == 59:
    print("16")
if op == "-" and a == 75 and b == 60:
    print("15")
if op == "-" and a == 75 and b == 61:
    print("14")
if op == "-" and a == 75 and b == 62:
    print("13")
if op == "-" and a == 75 and b == 63:
    print("12")
if op == "-" and a == 75 and b == 64:
    print("11")
if op == "-" and a == 75 and b == 65:
    print("10")
if op == "-" and a == 75 and b == 66:
    print("9")
if op == "-" and a == 75 and b == 67:
    print("8")
if op == "-" and a == 75 and b == 68:
    print("7")
if op == "-" and a == 75 and b == 69:
    print("6")
if op == "-" and a == 75 and b == 70:
    print("5")
if op == "-" and a == 75 and b == 71:
    print("4")
if op == "-" and a == 75 and b == 72:
    print("3")
if op == "-" and a == 75 and b == 73:
    print("2")
if op == "-" and a == 75 and b == 74:
    print("1")
if op == "-" and a == 75 and b == 75:
    print("0")
if op == "-" and a == 75 and b == 76:
    print("-1")
if op == "-" and a == 75 and b == 77:
    print("-2")
if op == "-" and a == 75 and b == 78:
    print("-3")
if op == "-" and a == 75 and b == 79:
    print("-4")
if op == "-" and a == 75 and b == 80:
    print("-5")
if op == "-" and a == 75 and b == 81:
    print("-6")
if op == "-" and a == 75 and b == 82:
    print("-7")
if op == "-" and a == 75 and b == 83:
    print("-8")
if op == "-" and a == 75 and b == 84:
    print("-9")
if op == "-" and a == 75 and b == 85:
    print("-10")
if op == "-" and a == 75 and b == 86:
    print("-11")
if op == "-" and a == 75 and b == 87:
    print("-12")
if op == "-" and a == 75 and b == 88:
    print("-13")
if op == "-" and a == 75 and b == 89:
    print("-14")
if op == "-" and a == 75 and b == 90:
    print("-15")
if op == "-" and a == 75 and b == 91:
    print("-16")
if op == "-" and a == 75 and b == 92:
    print("-17")
if op == "-" and a == 75 and b == 93:
    print("-18")
if op == "-" and a == 75 and b == 94:
    print("-19")
if op == "-" and a == 75 and b == 95:
    print("-20")
if op == "-" and a == 75 and b == 96:
    print("-21")
if op == "-" and a == 75 and b == 97:
    print("-22")
if op == "-" and a == 75 and b == 98:
    print("-23")
if op == "-" and a == 75 and b == 99:
    print("-24")
if op == "-" and a == 75 and b == 100:
    print("-25")
if op == "-" and a == 75 and b == 101:
    print("-26")
if op == "-" and a == 75 and b == 102:
    print("-27")
if op == "-" and a == 75 and b == 103:
    print("-28")
if op == "-" and a == 75 and b == 104:
    print("-29")
if op == "-" and a == 75 and b == 105:
    print("-30")
if op == "-" and a == 75 and b == 106:
    print("-31")
if op == "-" and a == 75 and b == 107:
    print("-32")
if op == "-" and a == 75 and b == 108:
    print("-33")
if op == "-" and a == 75 and b == 109:
    print("-34")
if op == "-" and a == 75 and b == 110:
    print("-35")
if op == "-" and a == 75 and b == 111:
    print("-36")
if op == "-" and a == 75 and b == 112:
    print("-37")
if op == "-" and a == 75 and b == 113:
    print("-38")
if op == "-" and a == 75 and b == 114:
    print("-39")
if op == "-" and a == 75 and b == 115:
    print("-40")
if op == "-" and a == 75 and b == 116:
    print("-41")
if op == "-" and a == 75 and b == 117:
    print("-42")
if op == "-" and a == 75 and b == 118:
    print("-43")
if op == "-" and a == 75 and b == 119:
    print("-44")
if op == "-" and a == 75 and b == 120:
    print("-45")
if op == "-" and a == 75 and b == 121:
    print("-46")
if op == "-" and a == 75 and b == 122:
    print("-47")
if op == "-" and a == 75 and b == 123:
    print("-48")
if op == "-" and a == 75 and b == 124:
    print("-49")
if op == "-" and a == 75 and b == 125:
    print("-50")
if op == "-" and a == 75 and b == 126:
    print("-51")
if op == "-" and a == 75 and b == 127:
    print("-52")
if op == "-" and a == 76 and b == 0:
    print("76")
if op == "-" and a == 76 and b == 1:
    print("75")
if op == "-" and a == 76 and b == 2:
    print("74")
if op == "-" and a == 76 and b == 3:
    print("73")
if op == "-" and a == 76 and b == 4:
    print("72")
if op == "-" and a == 76 and b == 5:
    print("71")
if op == "-" and a == 76 and b == 6:
    print("70")
if op == "-" and a == 76 and b == 7:
    print("69")
if op == "-" and a == 76 and b == 8:
    print("68")
if op == "-" and a == 76 and b == 9:
    print("67")
if op == "-" and a == 76 and b == 10:
    print("66")
if op == "-" and a == 76 and b == 11:
    print("65")
if op == "-" and a == 76 and b == 12:
    print("64")
if op == "-" and a == 76 and b == 13:
    print("63")
if op == "-" and a == 76 and b == 14:
    print("62")
if op == "-" and a == 76 and b == 15:
    print("61")
if op == "-" and a == 76 and b == 16:
    print("60")
if op == "-" and a == 76 and b == 17:
    print("59")
if op == "-" and a == 76 and b == 18:
    print("58")
if op == "-" and a == 76 and b == 19:
    print("57")
if op == "-" and a == 76 and b == 20:
    print("56")
if op == "-" and a == 76 and b == 21:
    print("55")
if op == "-" and a == 76 and b == 22:
    print("54")
if op == "-" and a == 76 and b == 23:
    print("53")
if op == "-" and a == 76 and b == 24:
    print("52")
if op == "-" and a == 76 and b == 25:
    print("51")
if op == "-" and a == 76 and b == 26:
    print("50")
if op == "-" and a == 76 and b == 27:
    print("49")
if op == "-" and a == 76 and b == 28:
    print("48")
if op == "-" and a == 76 and b == 29:
    print("47")
if op == "-" and a == 76 and b == 30:
    print("46")
if op == "-" and a == 76 and b == 31:
    print("45")
if op == "-" and a == 76 and b == 32:
    print("44")
if op == "-" and a == 76 and b == 33:
    print("43")
if op == "-" and a == 76 and b == 34:
    print("42")
if op == "-" and a == 76 and b == 35:
    print("41")
if op == "-" and a == 76 and b == 36:
    print("40")
if op == "-" and a == 76 and b == 37:
    print("39")
if op == "-" and a == 76 and b == 38:
    print("38")
if op == "-" and a == 76 and b == 39:
    print("37")
if op == "-" and a == 76 and b == 40:
    print("36")
if op == "-" and a == 76 and b == 41:
    print("35")
if op == "-" and a == 76 and b == 42:
    print("34")
if op == "-" and a == 76 and b == 43:
    print("33")
if op == "-" and a == 76 and b == 44:
    print("32")
if op == "-" and a == 76 and b == 45:
    print("31")
if op == "-" and a == 76 and b == 46:
    print("30")
if op == "-" and a == 76 and b == 47:
    print("29")
if op == "-" and a == 76 and b == 48:
    print("28")
if op == "-" and a == 76 and b == 49:
    print("27")
if op == "-" and a == 76 and b == 50:
    print("26")
if op == "-" and a == 76 and b == 51:
    print("25")
if op == "-" and a == 76 and b == 52:
    print("24")
if op == "-" and a == 76 and b == 53:
    print("23")
if op == "-" and a == 76 and b == 54:
    print("22")
if op == "-" and a == 76 and b == 55:
    print("21")
if op == "-" and a == 76 and b == 56:
    print("20")
if op == "-" and a == 76 and b == 57:
    print("19")
if op == "-" and a == 76 and b == 58:
    print("18")
if op == "-" and a == 76 and b == 59:
    print("17")
if op == "-" and a == 76 and b == 60:
    print("16")
if op == "-" and a == 76 and b == 61:
    print("15")
if op == "-" and a == 76 and b == 62:
    print("14")
if op == "-" and a == 76 and b == 63:
    print("13")
if op == "-" and a == 76 and b == 64:
    print("12")
if op == "-" and a == 76 and b == 65:
    print("11")
if op == "-" and a == 76 and b == 66:
    print("10")
if op == "-" and a == 76 and b == 67:
    print("9")
if op == "-" and a == 76 and b == 68:
    print("8")
if op == "-" and a == 76 and b == 69:
    print("7")
if op == "-" and a == 76 and b == 70:
    print("6")
if op == "-" and a == 76 and b == 71:
    print("5")
if op == "-" and a == 76 and b == 72:
    print("4")
if op == "-" and a == 76 and b == 73:
    print("3")
if op == "-" and a == 76 and b == 74:
    print("2")
if op == "-" and a == 76 and b == 75:
    print("1")
if op == "-" and a == 76 and b == 76:
    print("0")
if op == "-" and a == 76 and b == 77:
    print("-1")
if op == "-" and a == 76 and b == 78:
    print("-2")
if op == "-" and a == 76 and b == 79:
    print("-3")
if op == "-" and a == 76 and b == 80:
    print("-4")
if op == "-" and a == 76 and b == 81:
    print("-5")
if op == "-" and a == 76 and b == 82:
    print("-6")
if op == "-" and a == 76 and b == 83:
    print("-7")
if op == "-" and a == 76 and b == 84:
    print("-8")
if op == "-" and a == 76 and b == 85:
    print("-9")
if op == "-" and a == 76 and b == 86:
    print("-10")
if op == "-" and a == 76 and b == 87:
    print("-11")
if op == "-" and a == 76 and b == 88:
    print("-12")
if op == "-" and a == 76 and b == 89:
    print("-13")
if op == "-" and a == 76 and b == 90:
    print("-14")
if op == "-" and a == 76 and b == 91:
    print("-15")
if op == "-" and a == 76 and b == 92:
    print("-16")
if op == "-" and a == 76 and b == 93:
    print("-17")
if op == "-" and a == 76 and b == 94:
    print("-18")
if op == "-" and a == 76 and b == 95:
    print("-19")
if op == "-" and a == 76 and b == 96:
    print("-20")
if op == "-" and a == 76 and b == 97:
    print("-21")
if op == "-" and a == 76 and b == 98:
    print("-22")
if op == "-" and a == 76 and b == 99:
    print("-23")
if op == "-" and a == 76 and b == 100:
    print("-24")
if op == "-" and a == 76 and b == 101:
    print("-25")
if op == "-" and a == 76 and b == 102:
    print("-26")
if op == "-" and a == 76 and b == 103:
    print("-27")
if op == "-" and a == 76 and b == 104:
    print("-28")
if op == "-" and a == 76 and b == 105:
    print("-29")
if op == "-" and a == 76 and b == 106:
    print("-30")
if op == "-" and a == 76 and b == 107:
    print("-31")
if op == "-" and a == 76 and b == 108:
    print("-32")
if op == "-" and a == 76 and b == 109:
    print("-33")
if op == "-" and a == 76 and b == 110:
    print("-34")
if op == "-" and a == 76 and b == 111:
    print("-35")
if op == "-" and a == 76 and b == 112:
    print("-36")
if op == "-" and a == 76 and b == 113:
    print("-37")
if op == "-" and a == 76 and b == 114:
    print("-38")
if op == "-" and a == 76 and b == 115:
    print("-39")
if op == "-" and a == 76 and b == 116:
    print("-40")
if op == "-" and a == 76 and b == 117:
    print("-41")
if op == "-" and a == 76 and b == 118:
    print("-42")
if op == "-" and a == 76 and b == 119:
    print("-43")
if op == "-" and a == 76 and b == 120:
    print("-44")
if op == "-" and a == 76 and b == 121:
    print("-45")
if op == "-" and a == 76 and b == 122:
    print("-46")
if op == "-" and a == 76 and b == 123:
    print("-47")
if op == "-" and a == 76 and b == 124:
    print("-48")
if op == "-" and a == 76 and b == 125:
    print("-49")
if op == "-" and a == 76 and b == 126:
    print("-50")
if op == "-" and a == 76 and b == 127:
    print("-51")
if op == "-" and a == 77 and b == 0:
    print("77")
if op == "-" and a == 77 and b == 1:
    print("76")
if op == "-" and a == 77 and b == 2:
    print("75")
if op == "-" and a == 77 and b == 3:
    print("74")
if op == "-" and a == 77 and b == 4:
    print("73")
if op == "-" and a == 77 and b == 5:
    print("72")
if op == "-" and a == 77 and b == 6:
    print("71")
if op == "-" and a == 77 and b == 7:
    print("70")
if op == "-" and a == 77 and b == 8:
    print("69")
if op == "-" and a == 77 and b == 9:
    print("68")
if op == "-" and a == 77 and b == 10:
    print("67")
if op == "-" and a == 77 and b == 11:
    print("66")
if op == "-" and a == 77 and b == 12:
    print("65")
if op == "-" and a == 77 and b == 13:
    print("64")
if op == "-" and a == 77 and b == 14:
    print("63")
if op == "-" and a == 77 and b == 15:
    print("62")
if op == "-" and a == 77 and b == 16:
    print("61")
if op == "-" and a == 77 and b == 17:
    print("60")
if op == "-" and a == 77 and b == 18:
    print("59")
if op == "-" and a == 77 and b == 19:
    print("58")
if op == "-" and a == 77 and b == 20:
    print("57")
if op == "-" and a == 77 and b == 21:
    print("56")
if op == "-" and a == 77 and b == 22:
    print("55")
if op == "-" and a == 77 and b == 23:
    print("54")
if op == "-" and a == 77 and b == 24:
    print("53")
if op == "-" and a == 77 and b == 25:
    print("52")
if op == "-" and a == 77 and b == 26:
    print("51")
if op == "-" and a == 77 and b == 27:
    print("50")
if op == "-" and a == 77 and b == 28:
    print("49")
if op == "-" and a == 77 and b == 29:
    print("48")
if op == "-" and a == 77 and b == 30:
    print("47")
if op == "-" and a == 77 and b == 31:
    print("46")
if op == "-" and a == 77 and b == 32:
    print("45")
if op == "-" and a == 77 and b == 33:
    print("44")
if op == "-" and a == 77 and b == 34:
    print("43")
if op == "-" and a == 77 and b == 35:
    print("42")
if op == "-" and a == 77 and b == 36:
    print("41")
if op == "-" and a == 77 and b == 37:
    print("40")
if op == "-" and a == 77 and b == 38:
    print("39")
if op == "-" and a == 77 and b == 39:
    print("38")
if op == "-" and a == 77 and b == 40:
    print("37")
if op == "-" and a == 77 and b == 41:
    print("36")
if op == "-" and a == 77 and b == 42:
    print("35")
if op == "-" and a == 77 and b == 43:
    print("34")
if op == "-" and a == 77 and b == 44:
    print("33")
if op == "-" and a == 77 and b == 45:
    print("32")
if op == "-" and a == 77 and b == 46:
    print("31")
if op == "-" and a == 77 and b == 47:
    print("30")
if op == "-" and a == 77 and b == 48:
    print("29")
if op == "-" and a == 77 and b == 49:
    print("28")
if op == "-" and a == 77 and b == 50:
    print("27")
if op == "-" and a == 77 and b == 51:
    print("26")
if op == "-" and a == 77 and b == 52:
    print("25")
if op == "-" and a == 77 and b == 53:
    print("24")
if op == "-" and a == 77 and b == 54:
    print("23")
if op == "-" and a == 77 and b == 55:
    print("22")
if op == "-" and a == 77 and b == 56:
    print("21")
if op == "-" and a == 77 and b == 57:
    print("20")
if op == "-" and a == 77 and b == 58:
    print("19")
if op == "-" and a == 77 and b == 59:
    print("18")
if op == "-" and a == 77 and b == 60:
    print("17")
if op == "-" and a == 77 and b == 61:
    print("16")
if op == "-" and a == 77 and b == 62:
    print("15")
if op == "-" and a == 77 and b == 63:
    print("14")
if op == "-" and a == 77 and b == 64:
    print("13")
if op == "-" and a == 77 and b == 65:
    print("12")
if op == "-" and a == 77 and b == 66:
    print("11")
if op == "-" and a == 77 and b == 67:
    print("10")
if op == "-" and a == 77 and b == 68:
    print("9")
if op == "-" and a == 77 and b == 69:
    print("8")
if op == "-" and a == 77 and b == 70:
    print("7")
if op == "-" and a == 77 and b == 71:
    print("6")
if op == "-" and a == 77 and b == 72:
    print("5")
if op == "-" and a == 77 and b == 73:
    print("4")
if op == "-" and a == 77 and b == 74:
    print("3")
if op == "-" and a == 77 and b == 75:
    print("2")
if op == "-" and a == 77 and b == 76:
    print("1")
if op == "-" and a == 77 and b == 77:
    print("0")
if op == "-" and a == 77 and b == 78:
    print("-1")
if op == "-" and a == 77 and b == 79:
    print("-2")
if op == "-" and a == 77 and b == 80:
    print("-3")
if op == "-" and a == 77 and b == 81:
    print("-4")
if op == "-" and a == 77 and b == 82:
    print("-5")
if op == "-" and a == 77 and b == 83:
    print("-6")
if op == "-" and a == 77 and b == 84:
    print("-7")
if op == "-" and a == 77 and b == 85:
    print("-8")
if op == "-" and a == 77 and b == 86:
    print("-9")
if op == "-" and a == 77 and b == 87:
    print("-10")
if op == "-" and a == 77 and b == 88:
    print("-11")
if op == "-" and a == 77 and b == 89:
    print("-12")
if op == "-" and a == 77 and b == 90:
    print("-13")
if op == "-" and a == 77 and b == 91:
    print("-14")
if op == "-" and a == 77 and b == 92:
    print("-15")
if op == "-" and a == 77 and b == 93:
    print("-16")
if op == "-" and a == 77 and b == 94:
    print("-17")
if op == "-" and a == 77 and b == 95:
    print("-18")
if op == "-" and a == 77 and b == 96:
    print("-19")
if op == "-" and a == 77 and b == 97:
    print("-20")
if op == "-" and a == 77 and b == 98:
    print("-21")
if op == "-" and a == 77 and b == 99:
    print("-22")
if op == "-" and a == 77 and b == 100:
    print("-23")
if op == "-" and a == 77 and b == 101:
    print("-24")
if op == "-" and a == 77 and b == 102:
    print("-25")
if op == "-" and a == 77 and b == 103:
    print("-26")
if op == "-" and a == 77 and b == 104:
    print("-27")
if op == "-" and a == 77 and b == 105:
    print("-28")
if op == "-" and a == 77 and b == 106:
    print("-29")
if op == "-" and a == 77 and b == 107:
    print("-30")
if op == "-" and a == 77 and b == 108:
    print("-31")
if op == "-" and a == 77 and b == 109:
    print("-32")
if op == "-" and a == 77 and b == 110:
    print("-33")
if op == "-" and a == 77 and b == 111:
    print("-34")
if op == "-" and a == 77 and b == 112:
    print("-35")
if op == "-" and a == 77 and b == 113:
    print("-36")
if op == "-" and a == 77 and b == 114:
    print("-37")
if op == "-" and a == 77 and b == 115:
    print("-38")
if op == "-" and a == 77 and b == 116:
    print("-39")
if op == "-" and a == 77 and b == 117:
    print("-40")
if op == "-" and a == 77 and b == 118:
    print("-41")
if op == "-" and a == 77 and b == 119:
    print("-42")
if op == "-" and a == 77 and b == 120:
    print("-43")
if op == "-" and a == 77 and b == 121:
    print("-44")
if op == "-" and a == 77 and b == 122:
    print("-45")
if op == "-" and a == 77 and b == 123:
    print("-46")
if op == "-" and a == 77 and b == 124:
    print("-47")
if op == "-" and a == 77 and b == 125:
    print("-48")
if op == "-" and a == 77 and b == 126:
    print("-49")
if op == "-" and a == 77 and b == 127:
    print("-50")
if op == "-" and a == 78 and b == 0:
    print("78")
if op == "-" and a == 78 and b == 1:
    print("77")
if op == "-" and a == 78 and b == 2:
    print("76")
if op == "-" and a == 78 and b == 3:
    print("75")
if op == "-" and a == 78 and b == 4:
    print("74")
if op == "-" and a == 78 and b == 5:
    print("73")
if op == "-" and a == 78 and b == 6:
    print("72")
if op == "-" and a == 78 and b == 7:
    print("71")
if op == "-" and a == 78 and b == 8:
    print("70")
if op == "-" and a == 78 and b == 9:
    print("69")
if op == "-" and a == 78 and b == 10:
    print("68")
if op == "-" and a == 78 and b == 11:
    print("67")
if op == "-" and a == 78 and b == 12:
    print("66")
if op == "-" and a == 78 and b == 13:
    print("65")
if op == "-" and a == 78 and b == 14:
    print("64")
if op == "-" and a == 78 and b == 15:
    print("63")
if op == "-" and a == 78 and b == 16:
    print("62")
if op == "-" and a == 78 and b == 17:
    print("61")
if op == "-" and a == 78 and b == 18:
    print("60")
if op == "-" and a == 78 and b == 19:
    print("59")
if op == "-" and a == 78 and b == 20:
    print("58")
if op == "-" and a == 78 and b == 21:
    print("57")
if op == "-" and a == 78 and b == 22:
    print("56")
if op == "-" and a == 78 and b == 23:
    print("55")
if op == "-" and a == 78 and b == 24:
    print("54")
if op == "-" and a == 78 and b == 25:
    print("53")
if op == "-" and a == 78 and b == 26:
    print("52")
if op == "-" and a == 78 and b == 27:
    print("51")
if op == "-" and a == 78 and b == 28:
    print("50")
if op == "-" and a == 78 and b == 29:
    print("49")
if op == "-" and a == 78 and b == 30:
    print("48")
if op == "-" and a == 78 and b == 31:
    print("47")
if op == "-" and a == 78 and b == 32:
    print("46")
if op == "-" and a == 78 and b == 33:
    print("45")
if op == "-" and a == 78 and b == 34:
    print("44")
if op == "-" and a == 78 and b == 35:
    print("43")
if op == "-" and a == 78 and b == 36:
    print("42")
if op == "-" and a == 78 and b == 37:
    print("41")
if op == "-" and a == 78 and b == 38:
    print("40")
if op == "-" and a == 78 and b == 39:
    print("39")
if op == "-" and a == 78 and b == 40:
    print("38")
if op == "-" and a == 78 and b == 41:
    print("37")
if op == "-" and a == 78 and b == 42:
    print("36")
if op == "-" and a == 78 and b == 43:
    print("35")
if op == "-" and a == 78 and b == 44:
    print("34")
if op == "-" and a == 78 and b == 45:
    print("33")
if op == "-" and a == 78 and b == 46:
    print("32")
if op == "-" and a == 78 and b == 47:
    print("31")
if op == "-" and a == 78 and b == 48:
    print("30")
if op == "-" and a == 78 and b == 49:
    print("29")
if op == "-" and a == 78 and b == 50:
    print("28")
if op == "-" and a == 78 and b == 51:
    print("27")
if op == "-" and a == 78 and b == 52:
    print("26")
if op == "-" and a == 78 and b == 53:
    print("25")
if op == "-" and a == 78 and b == 54:
    print("24")
if op == "-" and a == 78 and b == 55:
    print("23")
if op == "-" and a == 78 and b == 56:
    print("22")
if op == "-" and a == 78 and b == 57:
    print("21")
if op == "-" and a == 78 and b == 58:
    print("20")
if op == "-" and a == 78 and b == 59:
    print("19")
if op == "-" and a == 78 and b == 60:
    print("18")
if op == "-" and a == 78 and b == 61:
    print("17")
if op == "-" and a == 78 and b == 62:
    print("16")
if op == "-" and a == 78 and b == 63:
    print("15")
if op == "-" and a == 78 and b == 64:
    print("14")
if op == "-" and a == 78 and b == 65:
    print("13")
if op == "-" and a == 78 and b == 66:
    print("12")
if op == "-" and a == 78 and b == 67:
    print("11")
if op == "-" and a == 78 and b == 68:
    print("10")
if op == "-" and a == 78 and b == 69:
    print("9")
if op == "-" and a == 78 and b == 70:
    print("8")
if op == "-" and a == 78 and b == 71:
    print("7")
if op == "-" and a == 78 and b == 72:
    print("6")
if op == "-" and a == 78 and b == 73:
    print("5")
if op == "-" and a == 78 and b == 74:
    print("4")
if op == "-" and a == 78 and b == 75:
    print("3")
if op == "-" and a == 78 and b == 76:
    print("2")
if op == "-" and a == 78 and b == 77:
    print("1")
if op == "-" and a == 78 and b == 78:
    print("0")
if op == "-" and a == 78 and b == 79:
    print("-1")
if op == "-" and a == 78 and b == 80:
    print("-2")
if op == "-" and a == 78 and b == 81:
    print("-3")
if op == "-" and a == 78 and b == 82:
    print("-4")
if op == "-" and a == 78 and b == 83:
    print("-5")
if op == "-" and a == 78 and b == 84:
    print("-6")
if op == "-" and a == 78 and b == 85:
    print("-7")
if op == "-" and a == 78 and b == 86:
    print("-8")
if op == "-" and a == 78 and b == 87:
    print("-9")
if op == "-" and a == 78 and b == 88:
    print("-10")
if op == "-" and a == 78 and b == 89:
    print("-11")
if op == "-" and a == 78 and b == 90:
    print("-12")
if op == "-" and a == 78 and b == 91:
    print("-13")
if op == "-" and a == 78 and b == 92:
    print("-14")
if op == "-" and a == 78 and b == 93:
    print("-15")
if op == "-" and a == 78 and b == 94:
    print("-16")
if op == "-" and a == 78 and b == 95:
    print("-17")
if op == "-" and a == 78 and b == 96:
    print("-18")
if op == "-" and a == 78 and b == 97:
    print("-19")
if op == "-" and a == 78 and b == 98:
    print("-20")
if op == "-" and a == 78 and b == 99:
    print("-21")
if op == "-" and a == 78 and b == 100:
    print("-22")
if op == "-" and a == 78 and b == 101:
    print("-23")
if op == "-" and a == 78 and b == 102:
    print("-24")
if op == "-" and a == 78 and b == 103:
    print("-25")
if op == "-" and a == 78 and b == 104:
    print("-26")
if op == "-" and a == 78 and b == 105:
    print("-27")
if op == "-" and a == 78 and b == 106:
    print("-28")
if op == "-" and a == 78 and b == 107:
    print("-29")
if op == "-" and a == 78 and b == 108:
    print("-30")
if op == "-" and a == 78 and b == 109:
    print("-31")
if op == "-" and a == 78 and b == 110:
    print("-32")
if op == "-" and a == 78 and b == 111:
    print("-33")
if op == "-" and a == 78 and b == 112:
    print("-34")
if op == "-" and a == 78 and b == 113:
    print("-35")
if op == "-" and a == 78 and b == 114:
    print("-36")
if op == "-" and a == 78 and b == 115:
    print("-37")
if op == "-" and a == 78 and b == 116:
    print("-38")
if op == "-" and a == 78 and b == 117:
    print("-39")
if op == "-" and a == 78 and b == 118:
    print("-40")
if op == "-" and a == 78 and b == 119:
    print("-41")
if op == "-" and a == 78 and b == 120:
    print("-42")
if op == "-" and a == 78 and b == 121:
    print("-43")
if op == "-" and a == 78 and b == 122:
    print("-44")
if op == "-" and a == 78 and b == 123:
    print("-45")
if op == "-" and a == 78 and b == 124:
    print("-46")
if op == "-" and a == 78 and b == 125:
    print("-47")
if op == "-" and a == 78 and b == 126:
    print("-48")
if op == "-" and a == 78 and b == 127:
    print("-49")
if op == "-" and a == 79 and b == 0:
    print("79")
if op == "-" and a == 79 and b == 1:
    print("78")
if op == "-" and a == 79 and b == 2:
    print("77")
if op == "-" and a == 79 and b == 3:
    print("76")
if op == "-" and a == 79 and b == 4:
    print("75")
if op == "-" and a == 79 and b == 5:
    print("74")
if op == "-" and a == 79 and b == 6:
    print("73")
if op == "-" and a == 79 and b == 7:
    print("72")
if op == "-" and a == 79 and b == 8:
    print("71")
if op == "-" and a == 79 and b == 9:
    print("70")
if op == "-" and a == 79 and b == 10:
    print("69")
if op == "-" and a == 79 and b == 11:
    print("68")
if op == "-" and a == 79 and b == 12:
    print("67")
if op == "-" and a == 79 and b == 13:
    print("66")
if op == "-" and a == 79 and b == 14:
    print("65")
if op == "-" and a == 79 and b == 15:
    print("64")
if op == "-" and a == 79 and b == 16:
    print("63")
if op == "-" and a == 79 and b == 17:
    print("62")
if op == "-" and a == 79 and b == 18:
    print("61")
if op == "-" and a == 79 and b == 19:
    print("60")
if op == "-" and a == 79 and b == 20:
    print("59")
if op == "-" and a == 79 and b == 21:
    print("58")
if op == "-" and a == 79 and b == 22:
    print("57")
if op == "-" and a == 79 and b == 23:
    print("56")
if op == "-" and a == 79 and b == 24:
    print("55")
if op == "-" and a == 79 and b == 25:
    print("54")
if op == "-" and a == 79 and b == 26:
    print("53")
if op == "-" and a == 79 and b == 27:
    print("52")
if op == "-" and a == 79 and b == 28:
    print("51")
if op == "-" and a == 79 and b == 29:
    print("50")
if op == "-" and a == 79 and b == 30:
    print("49")
if op == "-" and a == 79 and b == 31:
    print("48")
if op == "-" and a == 79 and b == 32:
    print("47")
if op == "-" and a == 79 and b == 33:
    print("46")
if op == "-" and a == 79 and b == 34:
    print("45")
if op == "-" and a == 79 and b == 35:
    print("44")
if op == "-" and a == 79 and b == 36:
    print("43")
if op == "-" and a == 79 and b == 37:
    print("42")
if op == "-" and a == 79 and b == 38:
    print("41")
if op == "-" and a == 79 and b == 39:
    print("40")
if op == "-" and a == 79 and b == 40:
    print("39")
if op == "-" and a == 79 and b == 41:
    print("38")
if op == "-" and a == 79 and b == 42:
    print("37")
if op == "-" and a == 79 and b == 43:
    print("36")
if op == "-" and a == 79 and b == 44:
    print("35")
if op == "-" and a == 79 and b == 45:
    print("34")
if op == "-" and a == 79 and b == 46:
    print("33")
if op == "-" and a == 79 and b == 47:
    print("32")
if op == "-" and a == 79 and b == 48:
    print("31")
if op == "-" and a == 79 and b == 49:
    print("30")
if op == "-" and a == 79 and b == 50:
    print("29")
if op == "-" and a == 79 and b == 51:
    print("28")
if op == "-" and a == 79 and b == 52:
    print("27")
if op == "-" and a == 79 and b == 53:
    print("26")
if op == "-" and a == 79 and b == 54:
    print("25")
if op == "-" and a == 79 and b == 55:
    print("24")
if op == "-" and a == 79 and b == 56:
    print("23")
if op == "-" and a == 79 and b == 57:
    print("22")
if op == "-" and a == 79 and b == 58:
    print("21")
if op == "-" and a == 79 and b == 59:
    print("20")
if op == "-" and a == 79 and b == 60:
    print("19")
if op == "-" and a == 79 and b == 61:
    print("18")
if op == "-" and a == 79 and b == 62:
    print("17")
if op == "-" and a == 79 and b == 63:
    print("16")
if op == "-" and a == 79 and b == 64:
    print("15")
if op == "-" and a == 79 and b == 65:
    print("14")
if op == "-" and a == 79 and b == 66:
    print("13")
if op == "-" and a == 79 and b == 67:
    print("12")
if op == "-" and a == 79 and b == 68:
    print("11")
if op == "-" and a == 79 and b == 69:
    print("10")
if op == "-" and a == 79 and b == 70:
    print("9")
if op == "-" and a == 79 and b == 71:
    print("8")
if op == "-" and a == 79 and b == 72:
    print("7")
if op == "-" and a == 79 and b == 73:
    print("6")
if op == "-" and a == 79 and b == 74:
    print("5")
if op == "-" and a == 79 and b == 75:
    print("4")
if op == "-" and a == 79 and b == 76:
    print("3")
if op == "-" and a == 79 and b == 77:
    print("2")
if op == "-" and a == 79 and b == 78:
    print("1")
if op == "-" and a == 79 and b == 79:
    print("0")
if op == "-" and a == 79 and b == 80:
    print("-1")
if op == "-" and a == 79 and b == 81:
    print("-2")
if op == "-" and a == 79 and b == 82:
    print("-3")
if op == "-" and a == 79 and b == 83:
    print("-4")
if op == "-" and a == 79 and b == 84:
    print("-5")
if op == "-" and a == 79 and b == 85:
    print("-6")
if op == "-" and a == 79 and b == 86:
    print("-7")
if op == "-" and a == 79 and b == 87:
    print("-8")
if op == "-" and a == 79 and b == 88:
    print("-9")
if op == "-" and a == 79 and b == 89:
    print("-10")
if op == "-" and a == 79 and b == 90:
    print("-11")
if op == "-" and a == 79 and b == 91:
    print("-12")
if op == "-" and a == 79 and b == 92:
    print("-13")
if op == "-" and a == 79 and b == 93:
    print("-14")
if op == "-" and a == 79 and b == 94:
    print("-15")
if op == "-" and a == 79 and b == 95:
    print("-16")
if op == "-" and a == 79 and b == 96:
    print("-17")
if op == "-" and a == 79 and b == 97:
    print("-18")
if op == "-" and a == 79 and b == 98:
    print("-19")
if op == "-" and a == 79 and b == 99:
    print("-20")
if op == "-" and a == 79 and b == 100:
    print("-21")
if op == "-" and a == 79 and b == 101:
    print("-22")
if op == "-" and a == 79 and b == 102:
    print("-23")
if op == "-" and a == 79 and b == 103:
    print("-24")
if op == "-" and a == 79 and b == 104:
    print("-25")
if op == "-" and a == 79 and b == 105:
    print("-26")
if op == "-" and a == 79 and b == 106:
    print("-27")
if op == "-" and a == 79 and b == 107:
    print("-28")
if op == "-" and a == 79 and b == 108:
    print("-29")
if op == "-" and a == 79 and b == 109:
    print("-30")
if op == "-" and a == 79 and b == 110:
    print("-31")
if op == "-" and a == 79 and b == 111:
    print("-32")
if op == "-" and a == 79 and b == 112:
    print("-33")
if op == "-" and a == 79 and b == 113:
    print("-34")
if op == "-" and a == 79 and b == 114:
    print("-35")
if op == "-" and a == 79 and b == 115:
    print("-36")
if op == "-" and a == 79 and b == 116:
    print("-37")
if op == "-" and a == 79 and b == 117:
    print("-38")
if op == "-" and a == 79 and b == 118:
    print("-39")
if op == "-" and a == 79 and b == 119:
    print("-40")
if op == "-" and a == 79 and b == 120:
    print("-41")
if op == "-" and a == 79 and b == 121:
    print("-42")
if op == "-" and a == 79 and b == 122:
    print("-43")
if op == "-" and a == 79 and b == 123:
    print("-44")
if op == "-" and a == 79 and b == 124:
    print("-45")
if op == "-" and a == 79 and b == 125:
    print("-46")
if op == "-" and a == 79 and b == 126:
    print("-47")
if op == "-" and a == 79 and b == 127:
    print("-48")
if op == "-" and a == 80 and b == 0:
    print("80")
if op == "-" and a == 80 and b == 1:
    print("79")
if op == "-" and a == 80 and b == 2:
    print("78")
if op == "-" and a == 80 and b == 3:
    print("77")
if op == "-" and a == 80 and b == 4:
    print("76")
if op == "-" and a == 80 and b == 5:
    print("75")
if op == "-" and a == 80 and b == 6:
    print("74")
if op == "-" and a == 80 and b == 7:
    print("73")
if op == "-" and a == 80 and b == 8:
    print("72")
if op == "-" and a == 80 and b == 9:
    print("71")
if op == "-" and a == 80 and b == 10:
    print("70")
if op == "-" and a == 80 and b == 11:
    print("69")
if op == "-" and a == 80 and b == 12:
    print("68")
if op == "-" and a == 80 and b == 13:
    print("67")
if op == "-" and a == 80 and b == 14:
    print("66")
if op == "-" and a == 80 and b == 15:
    print("65")
if op == "-" and a == 80 and b == 16:
    print("64")
if op == "-" and a == 80 and b == 17:
    print("63")
if op == "-" and a == 80 and b == 18:
    print("62")
if op == "-" and a == 80 and b == 19:
    print("61")
if op == "-" and a == 80 and b == 20:
    print("60")
if op == "-" and a == 80 and b == 21:
    print("59")
if op == "-" and a == 80 and b == 22:
    print("58")
if op == "-" and a == 80 and b == 23:
    print("57")
if op == "-" and a == 80 and b == 24:
    print("56")
if op == "-" and a == 80 and b == 25:
    print("55")
if op == "-" and a == 80 and b == 26:
    print("54")
if op == "-" and a == 80 and b == 27:
    print("53")
if op == "-" and a == 80 and b == 28:
    print("52")
if op == "-" and a == 80 and b == 29:
    print("51")
if op == "-" and a == 80 and b == 30:
    print("50")
if op == "-" and a == 80 and b == 31:
    print("49")
if op == "-" and a == 80 and b == 32:
    print("48")
if op == "-" and a == 80 and b == 33:
    print("47")
if op == "-" and a == 80 and b == 34:
    print("46")
if op == "-" and a == 80 and b == 35:
    print("45")
if op == "-" and a == 80 and b == 36:
    print("44")
if op == "-" and a == 80 and b == 37:
    print("43")
if op == "-" and a == 80 and b == 38:
    print("42")
if op == "-" and a == 80 and b == 39:
    print("41")
if op == "-" and a == 80 and b == 40:
    print("40")
if op == "-" and a == 80 and b == 41:
    print("39")
if op == "-" and a == 80 and b == 42:
    print("38")
if op == "-" and a == 80 and b == 43:
    print("37")
if op == "-" and a == 80 and b == 44:
    print("36")
if op == "-" and a == 80 and b == 45:
    print("35")
if op == "-" and a == 80 and b == 46:
    print("34")
if op == "-" and a == 80 and b == 47:
    print("33")
if op == "-" and a == 80 and b == 48:
    print("32")
if op == "-" and a == 80 and b == 49:
    print("31")
if op == "-" and a == 80 and b == 50:
    print("30")
if op == "-" and a == 80 and b == 51:
    print("29")
if op == "-" and a == 80 and b == 52:
    print("28")
if op == "-" and a == 80 and b == 53:
    print("27")
if op == "-" and a == 80 and b == 54:
    print("26")
if op == "-" and a == 80 and b == 55:
    print("25")
if op == "-" and a == 80 and b == 56:
    print("24")
if op == "-" and a == 80 and b == 57:
    print("23")
if op == "-" and a == 80 and b == 58:
    print("22")
if op == "-" and a == 80 and b == 59:
    print("21")
if op == "-" and a == 80 and b == 60:
    print("20")
if op == "-" and a == 80 and b == 61:
    print("19")
if op == "-" and a == 80 and b == 62:
    print("18")
if op == "-" and a == 80 and b == 63:
    print("17")
if op == "-" and a == 80 and b == 64:
    print("16")
if op == "-" and a == 80 and b == 65:
    print("15")
if op == "-" and a == 80 and b == 66:
    print("14")
if op == "-" and a == 80 and b == 67:
    print("13")
if op == "-" and a == 80 and b == 68:
    print("12")
if op == "-" and a == 80 and b == 69:
    print("11")
if op == "-" and a == 80 and b == 70:
    print("10")
if op == "-" and a == 80 and b == 71:
    print("9")
if op == "-" and a == 80 and b == 72:
    print("8")
if op == "-" and a == 80 and b == 73:
    print("7")
if op == "-" and a == 80 and b == 74:
    print("6")
if op == "-" and a == 80 and b == 75:
    print("5")
if op == "-" and a == 80 and b == 76:
    print("4")
if op == "-" and a == 80 and b == 77:
    print("3")
if op == "-" and a == 80 and b == 78:
    print("2")
if op == "-" and a == 80 and b == 79:
    print("1")
if op == "-" and a == 80 and b == 80:
    print("0")
if op == "-" and a == 80 and b == 81:
    print("-1")
if op == "-" and a == 80 and b == 82:
    print("-2")
if op == "-" and a == 80 and b == 83:
    print("-3")
if op == "-" and a == 80 and b == 84:
    print("-4")
if op == "-" and a == 80 and b == 85:
    print("-5")
if op == "-" and a == 80 and b == 86:
    print("-6")
if op == "-" and a == 80 and b == 87:
    print("-7")
if op == "-" and a == 80 and b == 88:
    print("-8")
if op == "-" and a == 80 and b == 89:
    print("-9")
if op == "-" and a == 80 and b == 90:
    print("-10")
if op == "-" and a == 80 and b == 91:
    print("-11")
if op == "-" and a == 80 and b == 92:
    print("-12")
if op == "-" and a == 80 and b == 93:
    print("-13")
if op == "-" and a == 80 and b == 94:
    print("-14")
if op == "-" and a == 80 and b == 95:
    print("-15")
if op == "-" and a == 80 and b == 96:
    print("-16")
if op == "-" and a == 80 and b == 97:
    print("-17")
if op == "-" and a == 80 and b == 98:
    print("-18")
if op == "-" and a == 80 and b == 99:
    print("-19")
if op == "-" and a == 80 and b == 100:
    print("-20")
if op == "-" and a == 80 and b == 101:
    print("-21")
if op == "-" and a == 80 and b == 102:
    print("-22")
if op == "-" and a == 80 and b == 103:
    print("-23")
if op == "-" and a == 80 and b == 104:
    print("-24")
if op == "-" and a == 80 and b == 105:
    print("-25")
if op == "-" and a == 80 and b == 106:
    print("-26")
if op == "-" and a == 80 and b == 107:
    print("-27")
if op == "-" and a == 80 and b == 108:
    print("-28")
if op == "-" and a == 80 and b == 109:
    print("-29")
if op == "-" and a == 80 and b == 110:
    print("-30")
if op == "-" and a == 80 and b == 111:
    print("-31")
if op == "-" and a == 80 and b == 112:
    print("-32")
if op == "-" and a == 80 and b == 113:
    print("-33")
if op == "-" and a == 80 and b == 114:
    print("-34")
if op == "-" and a == 80 and b == 115:
    print("-35")
if op == "-" and a == 80 and b == 116:
    print("-36")
if op == "-" and a == 80 and b == 117:
    print("-37")
if op == "-" and a == 80 and b == 118:
    print("-38")
if op == "-" and a == 80 and b == 119:
    print("-39")
if op == "-" and a == 80 and b == 120:
    print("-40")
if op == "-" and a == 80 and b == 121:
    print("-41")
if op == "-" and a == 80 and b == 122:
    print("-42")
if op == "-" and a == 80 and b == 123:
    print("-43")
if op == "-" and a == 80 and b == 124:
    print("-44")
if op == "-" and a == 80 and b == 125:
    print("-45")
if op == "-" and a == 80 and b == 126:
    print("-46")
if op == "-" and a == 80 and b == 127:
    print("-47")
if op == "-" and a == 81 and b == 0:
    print("81")
if op == "-" and a == 81 and b == 1:
    print("80")
if op == "-" and a == 81 and b == 2:
    print("79")
if op == "-" and a == 81 and b == 3:
    print("78")
if op == "-" and a == 81 and b == 4:
    print("77")
if op == "-" and a == 81 and b == 5:
    print("76")
if op == "-" and a == 81 and b == 6:
    print("75")
if op == "-" and a == 81 and b == 7:
    print("74")
if op == "-" and a == 81 and b == 8:
    print("73")
if op == "-" and a == 81 and b == 9:
    print("72")
if op == "-" and a == 81 and b == 10:
    print("71")
if op == "-" and a == 81 and b == 11:
    print("70")
if op == "-" and a == 81 and b == 12:
    print("69")
if op == "-" and a == 81 and b == 13:
    print("68")
if op == "-" and a == 81 and b == 14:
    print("67")
if op == "-" and a == 81 and b == 15:
    print("66")
if op == "-" and a == 81 and b == 16:
    print("65")
if op == "-" and a == 81 and b == 17:
    print("64")
if op == "-" and a == 81 and b == 18:
    print("63")
if op == "-" and a == 81 and b == 19:
    print("62")
if op == "-" and a == 81 and b == 20:
    print("61")
if op == "-" and a == 81 and b == 21:
    print("60")
if op == "-" and a == 81 and b == 22:
    print("59")
if op == "-" and a == 81 and b == 23:
    print("58")
if op == "-" and a == 81 and b == 24:
    print("57")
if op == "-" and a == 81 and b == 25:
    print("56")
if op == "-" and a == 81 and b == 26:
    print("55")
if op == "-" and a == 81 and b == 27:
    print("54")
if op == "-" and a == 81 and b == 28:
    print("53")
if op == "-" and a == 81 and b == 29:
    print("52")
if op == "-" and a == 81 and b == 30:
    print("51")
if op == "-" and a == 81 and b == 31:
    print("50")
if op == "-" and a == 81 and b == 32:
    print("49")
if op == "-" and a == 81 and b == 33:
    print("48")
if op == "-" and a == 81 and b == 34:
    print("47")
if op == "-" and a == 81 and b == 35:
    print("46")
if op == "-" and a == 81 and b == 36:
    print("45")
if op == "-" and a == 81 and b == 37:
    print("44")
if op == "-" and a == 81 and b == 38:
    print("43")
if op == "-" and a == 81 and b == 39:
    print("42")
if op == "-" and a == 81 and b == 40:
    print("41")
if op == "-" and a == 81 and b == 41:
    print("40")
if op == "-" and a == 81 and b == 42:
    print("39")
if op == "-" and a == 81 and b == 43:
    print("38")
if op == "-" and a == 81 and b == 44:
    print("37")
if op == "-" and a == 81 and b == 45:
    print("36")
if op == "-" and a == 81 and b == 46:
    print("35")
if op == "-" and a == 81 and b == 47:
    print("34")
if op == "-" and a == 81 and b == 48:
    print("33")
if op == "-" and a == 81 and b == 49:
    print("32")
if op == "-" and a == 81 and b == 50:
    print("31")
if op == "-" and a == 81 and b == 51:
    print("30")
if op == "-" and a == 81 and b == 52:
    print("29")
if op == "-" and a == 81 and b == 53:
    print("28")
if op == "-" and a == 81 and b == 54:
    print("27")
if op == "-" and a == 81 and b == 55:
    print("26")
if op == "-" and a == 81 and b == 56:
    print("25")
if op == "-" and a == 81 and b == 57:
    print("24")
if op == "-" and a == 81 and b == 58:
    print("23")
if op == "-" and a == 81 and b == 59:
    print("22")
if op == "-" and a == 81 and b == 60:
    print("21")
if op == "-" and a == 81 and b == 61:
    print("20")
if op == "-" and a == 81 and b == 62:
    print("19")
if op == "-" and a == 81 and b == 63:
    print("18")
if op == "-" and a == 81 and b == 64:
    print("17")
if op == "-" and a == 81 and b == 65:
    print("16")
if op == "-" and a == 81 and b == 66:
    print("15")
if op == "-" and a == 81 and b == 67:
    print("14")
if op == "-" and a == 81 and b == 68:
    print("13")
if op == "-" and a == 81 and b == 69:
    print("12")
if op == "-" and a == 81 and b == 70:
    print("11")
if op == "-" and a == 81 and b == 71:
    print("10")
if op == "-" and a == 81 and b == 72:
    print("9")
if op == "-" and a == 81 and b == 73:
    print("8")
if op == "-" and a == 81 and b == 74:
    print("7")
if op == "-" and a == 81 and b == 75:
    print("6")
if op == "-" and a == 81 and b == 76:
    print("5")
if op == "-" and a == 81 and b == 77:
    print("4")
if op == "-" and a == 81 and b == 78:
    print("3")
if op == "-" and a == 81 and b == 79:
    print("2")
if op == "-" and a == 81 and b == 80:
    print("1")
if op == "-" and a == 81 and b == 81:
    print("0")
if op == "-" and a == 81 and b == 82:
    print("-1")
if op == "-" and a == 81 and b == 83:
    print("-2")
if op == "-" and a == 81 and b == 84:
    print("-3")
if op == "-" and a == 81 and b == 85:
    print("-4")
if op == "-" and a == 81 and b == 86:
    print("-5")
if op == "-" and a == 81 and b == 87:
    print("-6")
if op == "-" and a == 81 and b == 88:
    print("-7")
if op == "-" and a == 81 and b == 89:
    print("-8")
if op == "-" and a == 81 and b == 90:
    print("-9")
if op == "-" and a == 81 and b == 91:
    print("-10")
if op == "-" and a == 81 and b == 92:
    print("-11")
if op == "-" and a == 81 and b == 93:
    print("-12")
if op == "-" and a == 81 and b == 94:
    print("-13")
if op == "-" and a == 81 and b == 95:
    print("-14")
if op == "-" and a == 81 and b == 96:
    print("-15")
if op == "-" and a == 81 and b == 97:
    print("-16")
if op == "-" and a == 81 and b == 98:
    print("-17")
if op == "-" and a == 81 and b == 99:
    print("-18")
if op == "-" and a == 81 and b == 100:
    print("-19")
if op == "-" and a == 81 and b == 101:
    print("-20")
if op == "-" and a == 81 and b == 102:
    print("-21")
if op == "-" and a == 81 and b == 103:
    print("-22")
if op == "-" and a == 81 and b == 104:
    print("-23")
if op == "-" and a == 81 and b == 105:
    print("-24")
if op == "-" and a == 81 and b == 106:
    print("-25")
if op == "-" and a == 81 and b == 107:
    print("-26")
if op == "-" and a == 81 and b == 108:
    print("-27")
if op == "-" and a == 81 and b == 109:
    print("-28")
if op == "-" and a == 81 and b == 110:
    print("-29")
if op == "-" and a == 81 and b == 111:
    print("-30")
if op == "-" and a == 81 and b == 112:
    print("-31")
if op == "-" and a == 81 and b == 113:
    print("-32")
if op == "-" and a == 81 and b == 114:
    print("-33")
if op == "-" and a == 81 and b == 115:
    print("-34")
if op == "-" and a == 81 and b == 116:
    print("-35")
if op == "-" and a == 81 and b == 117:
    print("-36")
if op == "-" and a == 81 and b == 118:
    print("-37")
if op == "-" and a == 81 and b == 119:
    print("-38")
if op == "-" and a == 81 and b == 120:
    print("-39")
if op == "-" and a == 81 and b == 121:
    print("-40")
if op == "-" and a == 81 and b == 122:
    print("-41")
if op == "-" and a == 81 and b == 123:
    print("-42")
if op == "-" and a == 81 and b == 124:
    print("-43")
if op == "-" and a == 81 and b == 125:
    print("-44")
if op == "-" and a == 81 and b == 126:
    print("-45")
if op == "-" and a == 81 and b == 127:
    print("-46")
if op == "-" and a == 82 and b == 0:
    print("82")
if op == "-" and a == 82 and b == 1:
    print("81")
if op == "-" and a == 82 and b == 2:
    print("80")
if op == "-" and a == 82 and b == 3:
    print("79")
if op == "-" and a == 82 and b == 4:
    print("78")
if op == "-" and a == 82 and b == 5:
    print("77")
if op == "-" and a == 82 and b == 6:
    print("76")
if op == "-" and a == 82 and b == 7:
    print("75")
if op == "-" and a == 82 and b == 8:
    print("74")
if op == "-" and a == 82 and b == 9:
    print("73")
if op == "-" and a == 82 and b == 10:
    print("72")
if op == "-" and a == 82 and b == 11:
    print("71")
if op == "-" and a == 82 and b == 12:
    print("70")
if op == "-" and a == 82 and b == 13:
    print("69")
if op == "-" and a == 82 and b == 14:
    print("68")
if op == "-" and a == 82 and b == 15:
    print("67")
if op == "-" and a == 82 and b == 16:
    print("66")
if op == "-" and a == 82 and b == 17:
    print("65")
if op == "-" and a == 82 and b == 18:
    print("64")
if op == "-" and a == 82 and b == 19:
    print("63")
if op == "-" and a == 82 and b == 20:
    print("62")
if op == "-" and a == 82 and b == 21:
    print("61")
if op == "-" and a == 82 and b == 22:
    print("60")
if op == "-" and a == 82 and b == 23:
    print("59")
if op == "-" and a == 82 and b == 24:
    print("58")
if op == "-" and a == 82 and b == 25:
    print("57")
if op == "-" and a == 82 and b == 26:
    print("56")
if op == "-" and a == 82 and b == 27:
    print("55")
if op == "-" and a == 82 and b == 28:
    print("54")
if op == "-" and a == 82 and b == 29:
    print("53")
if op == "-" and a == 82 and b == 30:
    print("52")
if op == "-" and a == 82 and b == 31:
    print("51")
if op == "-" and a == 82 and b == 32:
    print("50")
if op == "-" and a == 82 and b == 33:
    print("49")
if op == "-" and a == 82 and b == 34:
    print("48")
if op == "-" and a == 82 and b == 35:
    print("47")
if op == "-" and a == 82 and b == 36:
    print("46")
if op == "-" and a == 82 and b == 37:
    print("45")
if op == "-" and a == 82 and b == 38:
    print("44")
if op == "-" and a == 82 and b == 39:
    print("43")
if op == "-" and a == 82 and b == 40:
    print("42")
if op == "-" and a == 82 and b == 41:
    print("41")
if op == "-" and a == 82 and b == 42:
    print("40")
if op == "-" and a == 82 and b == 43:
    print("39")
if op == "-" and a == 82 and b == 44:
    print("38")
if op == "-" and a == 82 and b == 45:
    print("37")
if op == "-" and a == 82 and b == 46:
    print("36")
if op == "-" and a == 82 and b == 47:
    print("35")
if op == "-" and a == 82 and b == 48:
    print("34")
if op == "-" and a == 82 and b == 49:
    print("33")
if op == "-" and a == 82 and b == 50:
    print("32")
if op == "-" and a == 82 and b == 51:
    print("31")
if op == "-" and a == 82 and b == 52:
    print("30")
if op == "-" and a == 82 and b == 53:
    print("29")
if op == "-" and a == 82 and b == 54:
    print("28")
if op == "-" and a == 82 and b == 55:
    print("27")
if op == "-" and a == 82 and b == 56:
    print("26")
if op == "-" and a == 82 and b == 57:
    print("25")
if op == "-" and a == 82 and b == 58:
    print("24")
if op == "-" and a == 82 and b == 59:
    print("23")
if op == "-" and a == 82 and b == 60:
    print("22")
if op == "-" and a == 82 and b == 61:
    print("21")
if op == "-" and a == 82 and b == 62:
    print("20")
if op == "-" and a == 82 and b == 63:
    print("19")
if op == "-" and a == 82 and b == 64:
    print("18")
if op == "-" and a == 82 and b == 65:
    print("17")
if op == "-" and a == 82 and b == 66:
    print("16")
if op == "-" and a == 82 and b == 67:
    print("15")
if op == "-" and a == 82 and b == 68:
    print("14")
if op == "-" and a == 82 and b == 69:
    print("13")
if op == "-" and a == 82 and b == 70:
    print("12")
if op == "-" and a == 82 and b == 71:
    print("11")
if op == "-" and a == 82 and b == 72:
    print("10")
if op == "-" and a == 82 and b == 73:
    print("9")
if op == "-" and a == 82 and b == 74:
    print("8")
if op == "-" and a == 82 and b == 75:
    print("7")
if op == "-" and a == 82 and b == 76:
    print("6")
if op == "-" and a == 82 and b == 77:
    print("5")
if op == "-" and a == 82 and b == 78:
    print("4")
if op == "-" and a == 82 and b == 79:
    print("3")
if op == "-" and a == 82 and b == 80:
    print("2")
if op == "-" and a == 82 and b == 81:
    print("1")
if op == "-" and a == 82 and b == 82:
    print("0")
if op == "-" and a == 82 and b == 83:
    print("-1")
if op == "-" and a == 82 and b == 84:
    print("-2")
if op == "-" and a == 82 and b == 85:
    print("-3")
if op == "-" and a == 82 and b == 86:
    print("-4")
if op == "-" and a == 82 and b == 87:
    print("-5")
if op == "-" and a == 82 and b == 88:
    print("-6")
if op == "-" and a == 82 and b == 89:
    print("-7")
if op == "-" and a == 82 and b == 90:
    print("-8")
if op == "-" and a == 82 and b == 91:
    print("-9")
if op == "-" and a == 82 and b == 92:
    print("-10")
if op == "-" and a == 82 and b == 93:
    print("-11")
if op == "-" and a == 82 and b == 94:
    print("-12")
if op == "-" and a == 82 and b == 95:
    print("-13")
if op == "-" and a == 82 and b == 96:
    print("-14")
if op == "-" and a == 82 and b == 97:
    print("-15")
if op == "-" and a == 82 and b == 98:
    print("-16")
if op == "-" and a == 82 and b == 99:
    print("-17")
if op == "-" and a == 82 and b == 100:
    print("-18")
if op == "-" and a == 82 and b == 101:
    print("-19")
if op == "-" and a == 82 and b == 102:
    print("-20")
if op == "-" and a == 82 and b == 103:
    print("-21")
if op == "-" and a == 82 and b == 104:
    print("-22")
if op == "-" and a == 82 and b == 105:
    print("-23")
if op == "-" and a == 82 and b == 106:
    print("-24")
if op == "-" and a == 82 and b == 107:
    print("-25")
if op == "-" and a == 82 and b == 108:
    print("-26")
if op == "-" and a == 82 and b == 109:
    print("-27")
if op == "-" and a == 82 and b == 110:
    print("-28")
if op == "-" and a == 82 and b == 111:
    print("-29")
if op == "-" and a == 82 and b == 112:
    print("-30")
if op == "-" and a == 82 and b == 113:
    print("-31")
if op == "-" and a == 82 and b == 114:
    print("-32")
if op == "-" and a == 82 and b == 115:
    print("-33")
if op == "-" and a == 82 and b == 116:
    print("-34")
if op == "-" and a == 82 and b == 117:
    print("-35")
if op == "-" and a == 82 and b == 118:
    print("-36")
if op == "-" and a == 82 and b == 119:
    print("-37")
if op == "-" and a == 82 and b == 120:
    print("-38")
if op == "-" and a == 82 and b == 121:
    print("-39")
if op == "-" and a == 82 and b == 122:
    print("-40")
if op == "-" and a == 82 and b == 123:
    print("-41")
if op == "-" and a == 82 and b == 124:
    print("-42")
if op == "-" and a == 82 and b == 125:
    print("-43")
if op == "-" and a == 82 and b == 126:
    print("-44")
if op == "-" and a == 82 and b == 127:
    print("-45")
if op == "-" and a == 83 and b == 0:
    print("83")
if op == "-" and a == 83 and b == 1:
    print("82")
if op == "-" and a == 83 and b == 2:
    print("81")
if op == "-" and a == 83 and b == 3:
    print("80")
if op == "-" and a == 83 and b == 4:
    print("79")
if op == "-" and a == 83 and b == 5:
    print("78")
if op == "-" and a == 83 and b == 6:
    print("77")
if op == "-" and a == 83 and b == 7:
    print("76")
if op == "-" and a == 83 and b == 8:
    print("75")
if op == "-" and a == 83 and b == 9:
    print("74")
if op == "-" and a == 83 and b == 10:
    print("73")
if op == "-" and a == 83 and b == 11:
    print("72")
if op == "-" and a == 83 and b == 12:
    print("71")
if op == "-" and a == 83 and b == 13:
    print("70")
if op == "-" and a == 83 and b == 14:
    print("69")
if op == "-" and a == 83 and b == 15:
    print("68")
if op == "-" and a == 83 and b == 16:
    print("67")
if op == "-" and a == 83 and b == 17:
    print("66")
if op == "-" and a == 83 and b == 18:
    print("65")
if op == "-" and a == 83 and b == 19:
    print("64")
if op == "-" and a == 83 and b == 20:
    print("63")
if op == "-" and a == 83 and b == 21:
    print("62")
if op == "-" and a == 83 and b == 22:
    print("61")
if op == "-" and a == 83 and b == 23:
    print("60")
if op == "-" and a == 83 and b == 24:
    print("59")
if op == "-" and a == 83 and b == 25:
    print("58")
if op == "-" and a == 83 and b == 26:
    print("57")
if op == "-" and a == 83 and b == 27:
    print("56")
if op == "-" and a == 83 and b == 28:
    print("55")
if op == "-" and a == 83 and b == 29:
    print("54")
if op == "-" and a == 83 and b == 30:
    print("53")
if op == "-" and a == 83 and b == 31:
    print("52")
if op == "-" and a == 83 and b == 32:
    print("51")
if op == "-" and a == 83 and b == 33:
    print("50")
if op == "-" and a == 83 and b == 34:
    print("49")
if op == "-" and a == 83 and b == 35:
    print("48")
if op == "-" and a == 83 and b == 36:
    print("47")
if op == "-" and a == 83 and b == 37:
    print("46")
if op == "-" and a == 83 and b == 38:
    print("45")
if op == "-" and a == 83 and b == 39:
    print("44")
if op == "-" and a == 83 and b == 40:
    print("43")
if op == "-" and a == 83 and b == 41:
    print("42")
if op == "-" and a == 83 and b == 42:
    print("41")
if op == "-" and a == 83 and b == 43:
    print("40")
if op == "-" and a == 83 and b == 44:
    print("39")
if op == "-" and a == 83 and b == 45:
    print("38")
if op == "-" and a == 83 and b == 46:
    print("37")
if op == "-" and a == 83 and b == 47:
    print("36")
if op == "-" and a == 83 and b == 48:
    print("35")
if op == "-" and a == 83 and b == 49:
    print("34")
if op == "-" and a == 83 and b == 50:
    print("33")
if op == "-" and a == 83 and b == 51:
    print("32")
if op == "-" and a == 83 and b == 52:
    print("31")
if op == "-" and a == 83 and b == 53:
    print("30")
if op == "-" and a == 83 and b == 54:
    print("29")
if op == "-" and a == 83 and b == 55:
    print("28")
if op == "-" and a == 83 and b == 56:
    print("27")
if op == "-" and a == 83 and b == 57:
    print("26")
if op == "-" and a == 83 and b == 58:
    print("25")
if op == "-" and a == 83 and b == 59:
    print("24")
if op == "-" and a == 83 and b == 60:
    print("23")
if op == "-" and a == 83 and b == 61:
    print("22")
if op == "-" and a == 83 and b == 62:
    print("21")
if op == "-" and a == 83 and b == 63:
    print("20")
if op == "-" and a == 83 and b == 64:
    print("19")
if op == "-" and a == 83 and b == 65:
    print("18")
if op == "-" and a == 83 and b == 66:
    print("17")
if op == "-" and a == 83 and b == 67:
    print("16")
if op == "-" and a == 83 and b == 68:
    print("15")
if op == "-" and a == 83 and b == 69:
    print("14")
if op == "-" and a == 83 and b == 70:
    print("13")
if op == "-" and a == 83 and b == 71:
    print("12")
if op == "-" and a == 83 and b == 72:
    print("11")
if op == "-" and a == 83 and b == 73:
    print("10")
if op == "-" and a == 83 and b == 74:
    print("9")
if op == "-" and a == 83 and b == 75:
    print("8")
if op == "-" and a == 83 and b == 76:
    print("7")
if op == "-" and a == 83 and b == 77:
    print("6")
if op == "-" and a == 83 and b == 78:
    print("5")
if op == "-" and a == 83 and b == 79:
    print("4")
if op == "-" and a == 83 and b == 80:
    print("3")
if op == "-" and a == 83 and b == 81:
    print("2")
if op == "-" and a == 83 and b == 82:
    print("1")
if op == "-" and a == 83 and b == 83:
    print("0")
if op == "-" and a == 83 and b == 84:
    print("-1")
if op == "-" and a == 83 and b == 85:
    print("-2")
if op == "-" and a == 83 and b == 86:
    print("-3")
if op == "-" and a == 83 and b == 87:
    print("-4")
if op == "-" and a == 83 and b == 88:
    print("-5")
if op == "-" and a == 83 and b == 89:
    print("-6")
if op == "-" and a == 83 and b == 90:
    print("-7")
if op == "-" and a == 83 and b == 91:
    print("-8")
if op == "-" and a == 83 and b == 92:
    print("-9")
if op == "-" and a == 83 and b == 93:
    print("-10")
if op == "-" and a == 83 and b == 94:
    print("-11")
if op == "-" and a == 83 and b == 95:
    print("-12")
if op == "-" and a == 83 and b == 96:
    print("-13")
if op == "-" and a == 83 and b == 97:
    print("-14")
if op == "-" and a == 83 and b == 98:
    print("-15")
if op == "-" and a == 83 and b == 99:
    print("-16")
if op == "-" and a == 83 and b == 100:
    print("-17")
if op == "-" and a == 83 and b == 101:
    print("-18")
if op == "-" and a == 83 and b == 102:
    print("-19")
if op == "-" and a == 83 and b == 103:
    print("-20")
if op == "-" and a == 83 and b == 104:
    print("-21")
if op == "-" and a == 83 and b == 105:
    print("-22")
if op == "-" and a == 83 and b == 106:
    print("-23")
if op == "-" and a == 83 and b == 107:
    print("-24")
if op == "-" and a == 83 and b == 108:
    print("-25")
if op == "-" and a == 83 and b == 109:
    print("-26")
if op == "-" and a == 83 and b == 110:
    print("-27")
if op == "-" and a == 83 and b == 111:
    print("-28")
if op == "-" and a == 83 and b == 112:
    print("-29")
if op == "-" and a == 83 and b == 113:
    print("-30")
if op == "-" and a == 83 and b == 114:
    print("-31")
if op == "-" and a == 83 and b == 115:
    print("-32")
if op == "-" and a == 83 and b == 116:
    print("-33")
if op == "-" and a == 83 and b == 117:
    print("-34")
if op == "-" and a == 83 and b == 118:
    print("-35")
if op == "-" and a == 83 and b == 119:
    print("-36")
if op == "-" and a == 83 and b == 120:
    print("-37")
if op == "-" and a == 83 and b == 121:
    print("-38")
if op == "-" and a == 83 and b == 122:
    print("-39")
if op == "-" and a == 83 and b == 123:
    print("-40")
if op == "-" and a == 83 and b == 124:
    print("-41")
if op == "-" and a == 83 and b == 125:
    print("-42")
if op == "-" and a == 83 and b == 126:
    print("-43")
if op == "-" and a == 83 and b == 127:
    print("-44")
if op == "-" and a == 84 and b == 0:
    print("84")
if op == "-" and a == 84 and b == 1:
    print("83")
if op == "-" and a == 84 and b == 2:
    print("82")
if op == "-" and a == 84 and b == 3:
    print("81")
if op == "-" and a == 84 and b == 4:
    print("80")
if op == "-" and a == 84 and b == 5:
    print("79")
if op == "-" and a == 84 and b == 6:
    print("78")
if op == "-" and a == 84 and b == 7:
    print("77")
if op == "-" and a == 84 and b == 8:
    print("76")
if op == "-" and a == 84 and b == 9:
    print("75")
if op == "-" and a == 84 and b == 10:
    print("74")
if op == "-" and a == 84 and b == 11:
    print("73")
if op == "-" and a == 84 and b == 12:
    print("72")
if op == "-" and a == 84 and b == 13:
    print("71")
if op == "-" and a == 84 and b == 14:
    print("70")
if op == "-" and a == 84 and b == 15:
    print("69")
if op == "-" and a == 84 and b == 16:
    print("68")
if op == "-" and a == 84 and b == 17:
    print("67")
if op == "-" and a == 84 and b == 18:
    print("66")
if op == "-" and a == 84 and b == 19:
    print("65")
if op == "-" and a == 84 and b == 20:
    print("64")
if op == "-" and a == 84 and b == 21:
    print("63")
if op == "-" and a == 84 and b == 22:
    print("62")
if op == "-" and a == 84 and b == 23:
    print("61")
if op == "-" and a == 84 and b == 24:
    print("60")
if op == "-" and a == 84 and b == 25:
    print("59")
if op == "-" and a == 84 and b == 26:
    print("58")
if op == "-" and a == 84 and b == 27:
    print("57")
if op == "-" and a == 84 and b == 28:
    print("56")
if op == "-" and a == 84 and b == 29:
    print("55")
if op == "-" and a == 84 and b == 30:
    print("54")
if op == "-" and a == 84 and b == 31:
    print("53")
if op == "-" and a == 84 and b == 32:
    print("52")
if op == "-" and a == 84 and b == 33:
    print("51")
if op == "-" and a == 84 and b == 34:
    print("50")
if op == "-" and a == 84 and b == 35:
    print("49")
if op == "-" and a == 84 and b == 36:
    print("48")
if op == "-" and a == 84 and b == 37:
    print("47")
if op == "-" and a == 84 and b == 38:
    print("46")
if op == "-" and a == 84 and b == 39:
    print("45")
if op == "-" and a == 84 and b == 40:
    print("44")
if op == "-" and a == 84 and b == 41:
    print("43")
if op == "-" and a == 84 and b == 42:
    print("42")
if op == "-" and a == 84 and b == 43:
    print("41")
if op == "-" and a == 84 and b == 44:
    print("40")
if op == "-" and a == 84 and b == 45:
    print("39")
if op == "-" and a == 84 and b == 46:
    print("38")
if op == "-" and a == 84 and b == 47:
    print("37")
if op == "-" and a == 84 and b == 48:
    print("36")
if op == "-" and a == 84 and b == 49:
    print("35")
if op == "-" and a == 84 and b == 50:
    print("34")
if op == "-" and a == 84 and b == 51:
    print("33")
if op == "-" and a == 84 and b == 52:
    print("32")
if op == "-" and a == 84 and b == 53:
    print("31")
if op == "-" and a == 84 and b == 54:
    print("30")
if op == "-" and a == 84 and b == 55:
    print("29")
if op == "-" and a == 84 and b == 56:
    print("28")
if op == "-" and a == 84 and b == 57:
    print("27")
if op == "-" and a == 84 and b == 58:
    print("26")
if op == "-" and a == 84 and b == 59:
    print("25")
if op == "-" and a == 84 and b == 60:
    print("24")
if op == "-" and a == 84 and b == 61:
    print("23")
if op == "-" and a == 84 and b == 62:
    print("22")
if op == "-" and a == 84 and b == 63:
    print("21")
if op == "-" and a == 84 and b == 64:
    print("20")
if op == "-" and a == 84 and b == 65:
    print("19")
if op == "-" and a == 84 and b == 66:
    print("18")
if op == "-" and a == 84 and b == 67:
    print("17")
if op == "-" and a == 84 and b == 68:
    print("16")
if op == "-" and a == 84 and b == 69:
    print("15")
if op == "-" and a == 84 and b == 70:
    print("14")
if op == "-" and a == 84 and b == 71:
    print("13")
if op == "-" and a == 84 and b == 72:
    print("12")
if op == "-" and a == 84 and b == 73:
    print("11")
if op == "-" and a == 84 and b == 74:
    print("10")
if op == "-" and a == 84 and b == 75:
    print("9")
if op == "-" and a == 84 and b == 76:
    print("8")
if op == "-" and a == 84 and b == 77:
    print("7")
if op == "-" and a == 84 and b == 78:
    print("6")
if op == "-" and a == 84 and b == 79:
    print("5")
if op == "-" and a == 84 and b == 80:
    print("4")
if op == "-" and a == 84 and b == 81:
    print("3")
if op == "-" and a == 84 and b == 82:
    print("2")
if op == "-" and a == 84 and b == 83:
    print("1")
if op == "-" and a == 84 and b == 84:
    print("0")
if op == "-" and a == 84 and b == 85:
    print("-1")
if op == "-" and a == 84 and b == 86:
    print("-2")
if op == "-" and a == 84 and b == 87:
    print("-3")
if op == "-" and a == 84 and b == 88:
    print("-4")
if op == "-" and a == 84 and b == 89:
    print("-5")
if op == "-" and a == 84 and b == 90:
    print("-6")
if op == "-" and a == 84 and b == 91:
    print("-7")
if op == "-" and a == 84 and b == 92:
    print("-8")
if op == "-" and a == 84 and b == 93:
    print("-9")
if op == "-" and a == 84 and b == 94:
    print("-10")
if op == "-" and a == 84 and b == 95:
    print("-11")
if op == "-" and a == 84 and b == 96:
    print("-12")
if op == "-" and a == 84 and b == 97:
    print("-13")
if op == "-" and a == 84 and b == 98:
    print("-14")
if op == "-" and a == 84 and b == 99:
    print("-15")
if op == "-" and a == 84 and b == 100:
    print("-16")
if op == "-" and a == 84 and b == 101:
    print("-17")
if op == "-" and a == 84 and b == 102:
    print("-18")
if op == "-" and a == 84 and b == 103:
    print("-19")
if op == "-" and a == 84 and b == 104:
    print("-20")
if op == "-" and a == 84 and b == 105:
    print("-21")
if op == "-" and a == 84 and b == 106:
    print("-22")
if op == "-" and a == 84 and b == 107:
    print("-23")
if op == "-" and a == 84 and b == 108:
    print("-24")
if op == "-" and a == 84 and b == 109:
    print("-25")
if op == "-" and a == 84 and b == 110:
    print("-26")
if op == "-" and a == 84 and b == 111:
    print("-27")
if op == "-" and a == 84 and b == 112:
    print("-28")
if op == "-" and a == 84 and b == 113:
    print("-29")
if op == "-" and a == 84 and b == 114:
    print("-30")
if op == "-" and a == 84 and b == 115:
    print("-31")
if op == "-" and a == 84 and b == 116:
    print("-32")
if op == "-" and a == 84 and b == 117:
    print("-33")
if op == "-" and a == 84 and b == 118:
    print("-34")
if op == "-" and a == 84 and b == 119:
    print("-35")
if op == "-" and a == 84 and b == 120:
    print("-36")
if op == "-" and a == 84 and b == 121:
    print("-37")
if op == "-" and a == 84 and b == 122:
    print("-38")
if op == "-" and a == 84 and b == 123:
    print("-39")
if op == "-" and a == 84 and b == 124:
    print("-40")
if op == "-" and a == 84 and b == 125:
    print("-41")
if op == "-" and a == 84 and b == 126:
    print("-42")
if op == "-" and a == 84 and b == 127:
    print("-43")
if op == "-" and a == 85 and b == 0:
    print("85")
if op == "-" and a == 85 and b == 1:
    print("84")
if op == "-" and a == 85 and b == 2:
    print("83")
if op == "-" and a == 85 and b == 3:
    print("82")
if op == "-" and a == 85 and b == 4:
    print("81")
if op == "-" and a == 85 and b == 5:
    print("80")
if op == "-" and a == 85 and b == 6:
    print("79")
if op == "-" and a == 85 and b == 7:
    print("78")
if op == "-" and a == 85 and b == 8:
    print("77")
if op == "-" and a == 85 and b == 9:
    print("76")
if op == "-" and a == 85 and b == 10:
    print("75")
if op == "-" and a == 85 and b == 11:
    print("74")
if op == "-" and a == 85 and b == 12:
    print("73")
if op == "-" and a == 85 and b == 13:
    print("72")
if op == "-" and a == 85 and b == 14:
    print("71")
if op == "-" and a == 85 and b == 15:
    print("70")
if op == "-" and a == 85 and b == 16:
    print("69")
if op == "-" and a == 85 and b == 17:
    print("68")
if op == "-" and a == 85 and b == 18:
    print("67")
if op == "-" and a == 85 and b == 19:
    print("66")
if op == "-" and a == 85 and b == 20:
    print("65")
if op == "-" and a == 85 and b == 21:
    print("64")
if op == "-" and a == 85 and b == 22:
    print("63")
if op == "-" and a == 85 and b == 23:
    print("62")
if op == "-" and a == 85 and b == 24:
    print("61")
if op == "-" and a == 85 and b == 25:
    print("60")
if op == "-" and a == 85 and b == 26:
    print("59")
if op == "-" and a == 85 and b == 27:
    print("58")
if op == "-" and a == 85 and b == 28:
    print("57")
if op == "-" and a == 85 and b == 29:
    print("56")
if op == "-" and a == 85 and b == 30:
    print("55")
if op == "-" and a == 85 and b == 31:
    print("54")
if op == "-" and a == 85 and b == 32:
    print("53")
if op == "-" and a == 85 and b == 33:
    print("52")
if op == "-" and a == 85 and b == 34:
    print("51")
if op == "-" and a == 85 and b == 35:
    print("50")
if op == "-" and a == 85 and b == 36:
    print("49")
if op == "-" and a == 85 and b == 37:
    print("48")
if op == "-" and a == 85 and b == 38:
    print("47")
if op == "-" and a == 85 and b == 39:
    print("46")
if op == "-" and a == 85 and b == 40:
    print("45")
if op == "-" and a == 85 and b == 41:
    print("44")
if op == "-" and a == 85 and b == 42:
    print("43")
if op == "-" and a == 85 and b == 43:
    print("42")
if op == "-" and a == 85 and b == 44:
    print("41")
if op == "-" and a == 85 and b == 45:
    print("40")
if op == "-" and a == 85 and b == 46:
    print("39")
if op == "-" and a == 85 and b == 47:
    print("38")
if op == "-" and a == 85 and b == 48:
    print("37")
if op == "-" and a == 85 and b == 49:
    print("36")
if op == "-" and a == 85 and b == 50:
    print("35")
if op == "-" and a == 85 and b == 51:
    print("34")
if op == "-" and a == 85 and b == 52:
    print("33")
if op == "-" and a == 85 and b == 53:
    print("32")
if op == "-" and a == 85 and b == 54:
    print("31")
if op == "-" and a == 85 and b == 55:
    print("30")
if op == "-" and a == 85 and b == 56:
    print("29")
if op == "-" and a == 85 and b == 57:
    print("28")
if op == "-" and a == 85 and b == 58:
    print("27")
if op == "-" and a == 85 and b == 59:
    print("26")
if op == "-" and a == 85 and b == 60:
    print("25")
if op == "-" and a == 85 and b == 61:
    print("24")
if op == "-" and a == 85 and b == 62:
    print("23")
if op == "-" and a == 85 and b == 63:
    print("22")
if op == "-" and a == 85 and b == 64:
    print("21")
if op == "-" and a == 85 and b == 65:
    print("20")
if op == "-" and a == 85 and b == 66:
    print("19")
if op == "-" and a == 85 and b == 67:
    print("18")
if op == "-" and a == 85 and b == 68:
    print("17")
if op == "-" and a == 85 and b == 69:
    print("16")
if op == "-" and a == 85 and b == 70:
    print("15")
if op == "-" and a == 85 and b == 71:
    print("14")
if op == "-" and a == 85 and b == 72:
    print("13")
if op == "-" and a == 85 and b == 73:
    print("12")
if op == "-" and a == 85 and b == 74:
    print("11")
if op == "-" and a == 85 and b == 75:
    print("10")
if op == "-" and a == 85 and b == 76:
    print("9")
if op == "-" and a == 85 and b == 77:
    print("8")
if op == "-" and a == 85 and b == 78:
    print("7")
if op == "-" and a == 85 and b == 79:
    print("6")
if op == "-" and a == 85 and b == 80:
    print("5")
if op == "-" and a == 85 and b == 81:
    print("4")
if op == "-" and a == 85 and b == 82:
    print("3")
if op == "-" and a == 85 and b == 83:
    print("2")
if op == "-" and a == 85 and b == 84:
    print("1")
if op == "-" and a == 85 and b == 85:
    print("0")
if op == "-" and a == 85 and b == 86:
    print("-1")
if op == "-" and a == 85 and b == 87:
    print("-2")
if op == "-" and a == 85 and b == 88:
    print("-3")
if op == "-" and a == 85 and b == 89:
    print("-4")
if op == "-" and a == 85 and b == 90:
    print("-5")
if op == "-" and a == 85 and b == 91:
    print("-6")
if op == "-" and a == 85 and b == 92:
    print("-7")
if op == "-" and a == 85 and b == 93:
    print("-8")
if op == "-" and a == 85 and b == 94:
    print("-9")
if op == "-" and a == 85 and b == 95:
    print("-10")
if op == "-" and a == 85 and b == 96:
    print("-11")
if op == "-" and a == 85 and b == 97:
    print("-12")
if op == "-" and a == 85 and b == 98:
    print("-13")
if op == "-" and a == 85 and b == 99:
    print("-14")
if op == "-" and a == 85 and b == 100:
    print("-15")
if op == "-" and a == 85 and b == 101:
    print("-16")
if op == "-" and a == 85 and b == 102:
    print("-17")
if op == "-" and a == 85 and b == 103:
    print("-18")
if op == "-" and a == 85 and b == 104:
    print("-19")
if op == "-" and a == 85 and b == 105:
    print("-20")
if op == "-" and a == 85 and b == 106:
    print("-21")
if op == "-" and a == 85 and b == 107:
    print("-22")
if op == "-" and a == 85 and b == 108:
    print("-23")
if op == "-" and a == 85 and b == 109:
    print("-24")
if op == "-" and a == 85 and b == 110:
    print("-25")
if op == "-" and a == 85 and b == 111:
    print("-26")
if op == "-" and a == 85 and b == 112:
    print("-27")
if op == "-" and a == 85 and b == 113:
    print("-28")
if op == "-" and a == 85 and b == 114:
    print("-29")
if op == "-" and a == 85 and b == 115:
    print("-30")
if op == "-" and a == 85 and b == 116:
    print("-31")
if op == "-" and a == 85 and b == 117:
    print("-32")
if op == "-" and a == 85 and b == 118:
    print("-33")
if op == "-" and a == 85 and b == 119:
    print("-34")
if op == "-" and a == 85 and b == 120:
    print("-35")
if op == "-" and a == 85 and b == 121:
    print("-36")
if op == "-" and a == 85 and b == 122:
    print("-37")
if op == "-" and a == 85 and b == 123:
    print("-38")
if op == "-" and a == 85 and b == 124:
    print("-39")
if op == "-" and a == 85 and b == 125:
    print("-40")
if op == "-" and a == 85 and b == 126:
    print("-41")
if op == "-" and a == 85 and b == 127:
    print("-42")
if op == "-" and a == 86 and b == 0:
    print("86")
if op == "-" and a == 86 and b == 1:
    print("85")
if op == "-" and a == 86 and b == 2:
    print("84")
if op == "-" and a == 86 and b == 3:
    print("83")
if op == "-" and a == 86 and b == 4:
    print("82")
if op == "-" and a == 86 and b == 5:
    print("81")
if op == "-" and a == 86 and b == 6:
    print("80")
if op == "-" and a == 86 and b == 7:
    print("79")
if op == "-" and a == 86 and b == 8:
    print("78")
if op == "-" and a == 86 and b == 9:
    print("77")
if op == "-" and a == 86 and b == 10:
    print("76")
if op == "-" and a == 86 and b == 11:
    print("75")
if op == "-" and a == 86 and b == 12:
    print("74")
if op == "-" and a == 86 and b == 13:
    print("73")
if op == "-" and a == 86 and b == 14:
    print("72")
if op == "-" and a == 86 and b == 15:
    print("71")
if op == "-" and a == 86 and b == 16:
    print("70")
if op == "-" and a == 86 and b == 17:
    print("69")
if op == "-" and a == 86 and b == 18:
    print("68")
if op == "-" and a == 86 and b == 19:
    print("67")
if op == "-" and a == 86 and b == 20:
    print("66")
if op == "-" and a == 86 and b == 21:
    print("65")
if op == "-" and a == 86 and b == 22:
    print("64")
if op == "-" and a == 86 and b == 23:
    print("63")
if op == "-" and a == 86 and b == 24:
    print("62")
if op == "-" and a == 86 and b == 25:
    print("61")
if op == "-" and a == 86 and b == 26:
    print("60")
if op == "-" and a == 86 and b == 27:
    print("59")
if op == "-" and a == 86 and b == 28:
    print("58")
if op == "-" and a == 86 and b == 29:
    print("57")
if op == "-" and a == 86 and b == 30:
    print("56")
if op == "-" and a == 86 and b == 31:
    print("55")
if op == "-" and a == 86 and b == 32:
    print("54")
if op == "-" and a == 86 and b == 33:
    print("53")
if op == "-" and a == 86 and b == 34:
    print("52")
if op == "-" and a == 86 and b == 35:
    print("51")
if op == "-" and a == 86 and b == 36:
    print("50")
if op == "-" and a == 86 and b == 37:
    print("49")
if op == "-" and a == 86 and b == 38:
    print("48")
if op == "-" and a == 86 and b == 39:
    print("47")
if op == "-" and a == 86 and b == 40:
    print("46")
if op == "-" and a == 86 and b == 41:
    print("45")
if op == "-" and a == 86 and b == 42:
    print("44")
if op == "-" and a == 86 and b == 43:
    print("43")
if op == "-" and a == 86 and b == 44:
    print("42")
if op == "-" and a == 86 and b == 45:
    print("41")
if op == "-" and a == 86 and b == 46:
    print("40")
if op == "-" and a == 86 and b == 47:
    print("39")
if op == "-" and a == 86 and b == 48:
    print("38")
if op == "-" and a == 86 and b == 49:
    print("37")
if op == "-" and a == 86 and b == 50:
    print("36")
if op == "-" and a == 86 and b == 51:
    print("35")
if op == "-" and a == 86 and b == 52:
    print("34")
if op == "-" and a == 86 and b == 53:
    print("33")
if op == "-" and a == 86 and b == 54:
    print("32")
if op == "-" and a == 86 and b == 55:
    print("31")
if op == "-" and a == 86 and b == 56:
    print("30")
if op == "-" and a == 86 and b == 57:
    print("29")
if op == "-" and a == 86 and b == 58:
    print("28")
if op == "-" and a == 86 and b == 59:
    print("27")
if op == "-" and a == 86 and b == 60:
    print("26")
if op == "-" and a == 86 and b == 61:
    print("25")
if op == "-" and a == 86 and b == 62:
    print("24")
if op == "-" and a == 86 and b == 63:
    print("23")
if op == "-" and a == 86 and b == 64:
    print("22")
if op == "-" and a == 86 and b == 65:
    print("21")
if op == "-" and a == 86 and b == 66:
    print("20")
if op == "-" and a == 86 and b == 67:
    print("19")
if op == "-" and a == 86 and b == 68:
    print("18")
if op == "-" and a == 86 and b == 69:
    print("17")
if op == "-" and a == 86 and b == 70:
    print("16")
if op == "-" and a == 86 and b == 71:
    print("15")
if op == "-" and a == 86 and b == 72:
    print("14")
if op == "-" and a == 86 and b == 73:
    print("13")
if op == "-" and a == 86 and b == 74:
    print("12")
if op == "-" and a == 86 and b == 75:
    print("11")
if op == "-" and a == 86 and b == 76:
    print("10")
if op == "-" and a == 86 and b == 77:
    print("9")
if op == "-" and a == 86 and b == 78:
    print("8")
if op == "-" and a == 86 and b == 79:
    print("7")
if op == "-" and a == 86 and b == 80:
    print("6")
if op == "-" and a == 86 and b == 81:
    print("5")
if op == "-" and a == 86 and b == 82:
    print("4")
if op == "-" and a == 86 and b == 83:
    print("3")
if op == "-" and a == 86 and b == 84:
    print("2")
if op == "-" and a == 86 and b == 85:
    print("1")
if op == "-" and a == 86 and b == 86:
    print("0")
if op == "-" and a == 86 and b == 87:
    print("-1")
if op == "-" and a == 86 and b == 88:
    print("-2")
if op == "-" and a == 86 and b == 89:
    print("-3")
if op == "-" and a == 86 and b == 90:
    print("-4")
if op == "-" and a == 86 and b == 91:
    print("-5")
if op == "-" and a == 86 and b == 92:
    print("-6")
if op == "-" and a == 86 and b == 93:
    print("-7")
if op == "-" and a == 86 and b == 94:
    print("-8")
if op == "-" and a == 86 and b == 95:
    print("-9")
if op == "-" and a == 86 and b == 96:
    print("-10")
if op == "-" and a == 86 and b == 97:
    print("-11")
if op == "-" and a == 86 and b == 98:
    print("-12")
if op == "-" and a == 86 and b == 99:
    print("-13")
if op == "-" and a == 86 and b == 100:
    print("-14")
if op == "-" and a == 86 and b == 101:
    print("-15")
if op == "-" and a == 86 and b == 102:
    print("-16")
if op == "-" and a == 86 and b == 103:
    print("-17")
if op == "-" and a == 86 and b == 104:
    print("-18")
if op == "-" and a == 86 and b == 105:
    print("-19")
if op == "-" and a == 86 and b == 106:
    print("-20")
if op == "-" and a == 86 and b == 107:
    print("-21")
if op == "-" and a == 86 and b == 108:
    print("-22")
if op == "-" and a == 86 and b == 109:
    print("-23")
if op == "-" and a == 86 and b == 110:
    print("-24")
if op == "-" and a == 86 and b == 111:
    print("-25")
if op == "-" and a == 86 and b == 112:
    print("-26")
if op == "-" and a == 86 and b == 113:
    print("-27")
if op == "-" and a == 86 and b == 114:
    print("-28")
if op == "-" and a == 86 and b == 115:
    print("-29")
if op == "-" and a == 86 and b == 116:
    print("-30")
if op == "-" and a == 86 and b == 117:
    print("-31")
if op == "-" and a == 86 and b == 118:
    print("-32")
if op == "-" and a == 86 and b == 119:
    print("-33")
if op == "-" and a == 86 and b == 120:
    print("-34")
if op == "-" and a == 86 and b == 121:
    print("-35")
if op == "-" and a == 86 and b == 122:
    print("-36")
if op == "-" and a == 86 and b == 123:
    print("-37")
if op == "-" and a == 86 and b == 124:
    print("-38")
if op == "-" and a == 86 and b == 125:
    print("-39")
if op == "-" and a == 86 and b == 126:
    print("-40")
if op == "-" and a == 86 and b == 127:
    print("-41")
if op == "-" and a == 87 and b == 0:
    print("87")
if op == "-" and a == 87 and b == 1:
    print("86")
if op == "-" and a == 87 and b == 2:
    print("85")
if op == "-" and a == 87 and b == 3:
    print("84")
if op == "-" and a == 87 and b == 4:
    print("83")
if op == "-" and a == 87 and b == 5:
    print("82")
if op == "-" and a == 87 and b == 6:
    print("81")
if op == "-" and a == 87 and b == 7:
    print("80")
if op == "-" and a == 87 and b == 8:
    print("79")
if op == "-" and a == 87 and b == 9:
    print("78")
if op == "-" and a == 87 and b == 10:
    print("77")
if op == "-" and a == 87 and b == 11:
    print("76")
if op == "-" and a == 87 and b == 12:
    print("75")
if op == "-" and a == 87 and b == 13:
    print("74")
if op == "-" and a == 87 and b == 14:
    print("73")
if op == "-" and a == 87 and b == 15:
    print("72")
if op == "-" and a == 87 and b == 16:
    print("71")
if op == "-" and a == 87 and b == 17:
    print("70")
if op == "-" and a == 87 and b == 18:
    print("69")
if op == "-" and a == 87 and b == 19:
    print("68")
if op == "-" and a == 87 and b == 20:
    print("67")
if op == "-" and a == 87 and b == 21:
    print("66")
if op == "-" and a == 87 and b == 22:
    print("65")
if op == "-" and a == 87 and b == 23:
    print("64")
if op == "-" and a == 87 and b == 24:
    print("63")
if op == "-" and a == 87 and b == 25:
    print("62")
if op == "-" and a == 87 and b == 26:
    print("61")
if op == "-" and a == 87 and b == 27:
    print("60")
if op == "-" and a == 87 and b == 28:
    print("59")
if op == "-" and a == 87 and b == 29:
    print("58")
if op == "-" and a == 87 and b == 30:
    print("57")
if op == "-" and a == 87 and b == 31:
    print("56")
if op == "-" and a == 87 and b == 32:
    print("55")
if op == "-" and a == 87 and b == 33:
    print("54")
if op == "-" and a == 87 and b == 34:
    print("53")
if op == "-" and a == 87 and b == 35:
    print("52")
if op == "-" and a == 87 and b == 36:
    print("51")
if op == "-" and a == 87 and b == 37:
    print("50")
if op == "-" and a == 87 and b == 38:
    print("49")
if op == "-" and a == 87 and b == 39:
    print("48")
if op == "-" and a == 87 and b == 40:
    print("47")
if op == "-" and a == 87 and b == 41:
    print("46")
if op == "-" and a == 87 and b == 42:
    print("45")
if op == "-" and a == 87 and b == 43:
    print("44")
if op == "-" and a == 87 and b == 44:
    print("43")
if op == "-" and a == 87 and b == 45:
    print("42")
if op == "-" and a == 87 and b == 46:
    print("41")
if op == "-" and a == 87 and b == 47:
    print("40")
if op == "-" and a == 87 and b == 48:
    print("39")
if op == "-" and a == 87 and b == 49:
    print("38")
if op == "-" and a == 87 and b == 50:
    print("37")
if op == "-" and a == 87 and b == 51:
    print("36")
if op == "-" and a == 87 and b == 52:
    print("35")
if op == "-" and a == 87 and b == 53:
    print("34")
if op == "-" and a == 87 and b == 54:
    print("33")
if op == "-" and a == 87 and b == 55:
    print("32")
if op == "-" and a == 87 and b == 56:
    print("31")
if op == "-" and a == 87 and b == 57:
    print("30")
if op == "-" and a == 87 and b == 58:
    print("29")
if op == "-" and a == 87 and b == 59:
    print("28")
if op == "-" and a == 87 and b == 60:
    print("27")
if op == "-" and a == 87 and b == 61:
    print("26")
if op == "-" and a == 87 and b == 62:
    print("25")
if op == "-" and a == 87 and b == 63:
    print("24")
if op == "-" and a == 87 and b == 64:
    print("23")
if op == "-" and a == 87 and b == 65:
    print("22")
if op == "-" and a == 87 and b == 66:
    print("21")
if op == "-" and a == 87 and b == 67:
    print("20")
if op == "-" and a == 87 and b == 68:
    print("19")
if op == "-" and a == 87 and b == 69:
    print("18")
if op == "-" and a == 87 and b == 70:
    print("17")
if op == "-" and a == 87 and b == 71:
    print("16")
if op == "-" and a == 87 and b == 72:
    print("15")
if op == "-" and a == 87 and b == 73:
    print("14")
if op == "-" and a == 87 and b == 74:
    print("13")
if op == "-" and a == 87 and b == 75:
    print("12")
if op == "-" and a == 87 and b == 76:
    print("11")
if op == "-" and a == 87 and b == 77:
    print("10")
if op == "-" and a == 87 and b == 78:
    print("9")
if op == "-" and a == 87 and b == 79:
    print("8")
if op == "-" and a == 87 and b == 80:
    print("7")
if op == "-" and a == 87 and b == 81:
    print("6")
if op == "-" and a == 87 and b == 82:
    print("5")
if op == "-" and a == 87 and b == 83:
    print("4")
if op == "-" and a == 87 and b == 84:
    print("3")
if op == "-" and a == 87 and b == 85:
    print("2")
if op == "-" and a == 87 and b == 86:
    print("1")
if op == "-" and a == 87 and b == 87:
    print("0")
if op == "-" and a == 87 and b == 88:
    print("-1")
if op == "-" and a == 87 and b == 89:
    print("-2")
if op == "-" and a == 87 and b == 90:
    print("-3")
if op == "-" and a == 87 and b == 91:
    print("-4")
if op == "-" and a == 87 and b == 92:
    print("-5")
if op == "-" and a == 87 and b == 93:
    print("-6")
if op == "-" and a == 87 and b == 94:
    print("-7")
if op == "-" and a == 87 and b == 95:
    print("-8")
if op == "-" and a == 87 and b == 96:
    print("-9")
if op == "-" and a == 87 and b == 97:
    print("-10")
if op == "-" and a == 87 and b == 98:
    print("-11")
if op == "-" and a == 87 and b == 99:
    print("-12")
if op == "-" and a == 87 and b == 100:
    print("-13")
if op == "-" and a == 87 and b == 101:
    print("-14")
if op == "-" and a == 87 and b == 102:
    print("-15")
if op == "-" and a == 87 and b == 103:
    print("-16")
if op == "-" and a == 87 and b == 104:
    print("-17")
if op == "-" and a == 87 and b == 105:
    print("-18")
if op == "-" and a == 87 and b == 106:
    print("-19")
if op == "-" and a == 87 and b == 107:
    print("-20")
if op == "-" and a == 87 and b == 108:
    print("-21")
if op == "-" and a == 87 and b == 109:
    print("-22")
if op == "-" and a == 87 and b == 110:
    print("-23")
if op == "-" and a == 87 and b == 111:
    print("-24")
if op == "-" and a == 87 and b == 112:
    print("-25")
if op == "-" and a == 87 and b == 113:
    print("-26")
if op == "-" and a == 87 and b == 114:
    print("-27")
if op == "-" and a == 87 and b == 115:
    print("-28")
if op == "-" and a == 87 and b == 116:
    print("-29")
if op == "-" and a == 87 and b == 117:
    print("-30")
if op == "-" and a == 87 and b == 118:
    print("-31")
if op == "-" and a == 87 and b == 119:
    print("-32")
if op == "-" and a == 87 and b == 120:
    print("-33")
if op == "-" and a == 87 and b == 121:
    print("-34")
if op == "-" and a == 87 and b == 122:
    print("-35")
if op == "-" and a == 87 and b == 123:
    print("-36")
if op == "-" and a == 87 and b == 124:
    print("-37")
if op == "-" and a == 87 and b == 125:
    print("-38")
if op == "-" and a == 87 and b == 126:
    print("-39")
if op == "-" and a == 87 and b == 127:
    print("-40")
if op == "-" and a == 88 and b == 0:
    print("88")
if op == "-" and a == 88 and b == 1:
    print("87")
if op == "-" and a == 88 and b == 2:
    print("86")
if op == "-" and a == 88 and b == 3:
    print("85")
if op == "-" and a == 88 and b == 4:
    print("84")
if op == "-" and a == 88 and b == 5:
    print("83")
if op == "-" and a == 88 and b == 6:
    print("82")
if op == "-" and a == 88 and b == 7:
    print("81")
if op == "-" and a == 88 and b == 8:
    print("80")
if op == "-" and a == 88 and b == 9:
    print("79")
if op == "-" and a == 88 and b == 10:
    print("78")
if op == "-" and a == 88 and b == 11:
    print("77")
if op == "-" and a == 88 and b == 12:
    print("76")
if op == "-" and a == 88 and b == 13:
    print("75")
if op == "-" and a == 88 and b == 14:
    print("74")
if op == "-" and a == 88 and b == 15:
    print("73")
if op == "-" and a == 88 and b == 16:
    print("72")
if op == "-" and a == 88 and b == 17:
    print("71")
if op == "-" and a == 88 and b == 18:
    print("70")
if op == "-" and a == 88 and b == 19:
    print("69")
if op == "-" and a == 88 and b == 20:
    print("68")
if op == "-" and a == 88 and b == 21:
    print("67")
if op == "-" and a == 88 and b == 22:
    print("66")
if op == "-" and a == 88 and b == 23:
    print("65")
if op == "-" and a == 88 and b == 24:
    print("64")
if op == "-" and a == 88 and b == 25:
    print("63")
if op == "-" and a == 88 and b == 26:
    print("62")
if op == "-" and a == 88 and b == 27:
    print("61")
if op == "-" and a == 88 and b == 28:
    print("60")
if op == "-" and a == 88 and b == 29:
    print("59")
if op == "-" and a == 88 and b == 30:
    print("58")
if op == "-" and a == 88 and b == 31:
    print("57")
if op == "-" and a == 88 and b == 32:
    print("56")
if op == "-" and a == 88 and b == 33:
    print("55")
if op == "-" and a == 88 and b == 34:
    print("54")
if op == "-" and a == 88 and b == 35:
    print("53")
if op == "-" and a == 88 and b == 36:
    print("52")
if op == "-" and a == 88 and b == 37:
    print("51")
if op == "-" and a == 88 and b == 38:
    print("50")
if op == "-" and a == 88 and b == 39:
    print("49")
if op == "-" and a == 88 and b == 40:
    print("48")
if op == "-" and a == 88 and b == 41:
    print("47")
if op == "-" and a == 88 and b == 42:
    print("46")
if op == "-" and a == 88 and b == 43:
    print("45")
if op == "-" and a == 88 and b == 44:
    print("44")
if op == "-" and a == 88 and b == 45:
    print("43")
if op == "-" and a == 88 and b == 46:
    print("42")
if op == "-" and a == 88 and b == 47:
    print("41")
if op == "-" and a == 88 and b == 48:
    print("40")
if op == "-" and a == 88 and b == 49:
    print("39")
if op == "-" and a == 88 and b == 50:
    print("38")
if op == "-" and a == 88 and b == 51:
    print("37")
if op == "-" and a == 88 and b == 52:
    print("36")
if op == "-" and a == 88 and b == 53:
    print("35")
if op == "-" and a == 88 and b == 54:
    print("34")
if op == "-" and a == 88 and b == 55:
    print("33")
if op == "-" and a == 88 and b == 56:
    print("32")
if op == "-" and a == 88 and b == 57:
    print("31")
if op == "-" and a == 88 and b == 58:
    print("30")
if op == "-" and a == 88 and b == 59:
    print("29")
if op == "-" and a == 88 and b == 60:
    print("28")
if op == "-" and a == 88 and b == 61:
    print("27")
if op == "-" and a == 88 and b == 62:
    print("26")
if op == "-" and a == 88 and b == 63:
    print("25")
if op == "-" and a == 88 and b == 64:
    print("24")
if op == "-" and a == 88 and b == 65:
    print("23")
if op == "-" and a == 88 and b == 66:
    print("22")
if op == "-" and a == 88 and b == 67:
    print("21")
if op == "-" and a == 88 and b == 68:
    print("20")
if op == "-" and a == 88 and b == 69:
    print("19")
if op == "-" and a == 88 and b == 70:
    print("18")
if op == "-" and a == 88 and b == 71:
    print("17")
if op == "-" and a == 88 and b == 72:
    print("16")
if op == "-" and a == 88 and b == 73:
    print("15")
if op == "-" and a == 88 and b == 74:
    print("14")
if op == "-" and a == 88 and b == 75:
    print("13")
if op == "-" and a == 88 and b == 76:
    print("12")
if op == "-" and a == 88 and b == 77:
    print("11")
if op == "-" and a == 88 and b == 78:
    print("10")
if op == "-" and a == 88 and b == 79:
    print("9")
if op == "-" and a == 88 and b == 80:
    print("8")
if op == "-" and a == 88 and b == 81:
    print("7")
if op == "-" and a == 88 and b == 82:
    print("6")
if op == "-" and a == 88 and b == 83:
    print("5")
if op == "-" and a == 88 and b == 84:
    print("4")
if op == "-" and a == 88 and b == 85:
    print("3")
if op == "-" and a == 88 and b == 86:
    print("2")
if op == "-" and a == 88 and b == 87:
    print("1")
if op == "-" and a == 88 and b == 88:
    print("0")
if op == "-" and a == 88 and b == 89:
    print("-1")
if op == "-" and a == 88 and b == 90:
    print("-2")
if op == "-" and a == 88 and b == 91:
    print("-3")
if op == "-" and a == 88 and b == 92:
    print("-4")
if op == "-" and a == 88 and b == 93:
    print("-5")
if op == "-" and a == 88 and b == 94:
    print("-6")
if op == "-" and a == 88 and b == 95:
    print("-7")
if op == "-" and a == 88 and b == 96:
    print("-8")
if op == "-" and a == 88 and b == 97:
    print("-9")
if op == "-" and a == 88 and b == 98:
    print("-10")
if op == "-" and a == 88 and b == 99:
    print("-11")
if op == "-" and a == 88 and b == 100:
    print("-12")
if op == "-" and a == 88 and b == 101:
    print("-13")
if op == "-" and a == 88 and b == 102:
    print("-14")
if op == "-" and a == 88 and b == 103:
    print("-15")
if op == "-" and a == 88 and b == 104:
    print("-16")
if op == "-" and a == 88 and b == 105:
    print("-17")
if op == "-" and a == 88 and b == 106:
    print("-18")
if op == "-" and a == 88 and b == 107:
    print("-19")
if op == "-" and a == 88 and b == 108:
    print("-20")
if op == "-" and a == 88 and b == 109:
    print("-21")
if op == "-" and a == 88 and b == 110:
    print("-22")
if op == "-" and a == 88 and b == 111:
    print("-23")
if op == "-" and a == 88 and b == 112:
    print("-24")
if op == "-" and a == 88 and b == 113:
    print("-25")
if op == "-" and a == 88 and b == 114:
    print("-26")
if op == "-" and a == 88 and b == 115:
    print("-27")
if op == "-" and a == 88 and b == 116:
    print("-28")
if op == "-" and a == 88 and b == 117:
    print("-29")
if op == "-" and a == 88 and b == 118:
    print("-30")
if op == "-" and a == 88 and b == 119:
    print("-31")
if op == "-" and a == 88 and b == 120:
    print("-32")
if op == "-" and a == 88 and b == 121:
    print("-33")
if op == "-" and a == 88 and b == 122:
    print("-34")
if op == "-" and a == 88 and b == 123:
    print("-35")
if op == "-" and a == 88 and b == 124:
    print("-36")
if op == "-" and a == 88 and b == 125:
    print("-37")
if op == "-" and a == 88 and b == 126:
    print("-38")
if op == "-" and a == 88 and b == 127:
    print("-39")
if op == "-" and a == 89 and b == 0:
    print("89")
if op == "-" and a == 89 and b == 1:
    print("88")
if op == "-" and a == 89 and b == 2:
    print("87")
if op == "-" and a == 89 and b == 3:
    print("86")
if op == "-" and a == 89 and b == 4:
    print("85")
if op == "-" and a == 89 and b == 5:
    print("84")
if op == "-" and a == 89 and b == 6:
    print("83")
if op == "-" and a == 89 and b == 7:
    print("82")
if op == "-" and a == 89 and b == 8:
    print("81")
if op == "-" and a == 89 and b == 9:
    print("80")
if op == "-" and a == 89 and b == 10:
    print("79")
if op == "-" and a == 89 and b == 11:
    print("78")
if op == "-" and a == 89 and b == 12:
    print("77")
if op == "-" and a == 89 and b == 13:
    print("76")
if op == "-" and a == 89 and b == 14:
    print("75")
if op == "-" and a == 89 and b == 15:
    print("74")
if op == "-" and a == 89 and b == 16:
    print("73")
if op == "-" and a == 89 and b == 17:
    print("72")
if op == "-" and a == 89 and b == 18:
    print("71")
if op == "-" and a == 89 and b == 19:
    print("70")
if op == "-" and a == 89 and b == 20:
    print("69")
if op == "-" and a == 89 and b == 21:
    print("68")
if op == "-" and a == 89 and b == 22:
    print("67")
if op == "-" and a == 89 and b == 23:
    print("66")
if op == "-" and a == 89 and b == 24:
    print("65")
if op == "-" and a == 89 and b == 25:
    print("64")
if op == "-" and a == 89 and b == 26:
    print("63")
if op == "-" and a == 89 and b == 27:
    print("62")
if op == "-" and a == 89 and b == 28:
    print("61")
if op == "-" and a == 89 and b == 29:
    print("60")
if op == "-" and a == 89 and b == 30:
    print("59")
if op == "-" and a == 89 and b == 31:
    print("58")
if op == "-" and a == 89 and b == 32:
    print("57")
if op == "-" and a == 89 and b == 33:
    print("56")
if op == "-" and a == 89 and b == 34:
    print("55")
if op == "-" and a == 89 and b == 35:
    print("54")
if op == "-" and a == 89 and b == 36:
    print("53")
if op == "-" and a == 89 and b == 37:
    print("52")
if op == "-" and a == 89 and b == 38:
    print("51")
if op == "-" and a == 89 and b == 39:
    print("50")
if op == "-" and a == 89 and b == 40:
    print("49")
if op == "-" and a == 89 and b == 41:
    print("48")
if op == "-" and a == 89 and b == 42:
    print("47")
if op == "-" and a == 89 and b == 43:
    print("46")
if op == "-" and a == 89 and b == 44:
    print("45")
if op == "-" and a == 89 and b == 45:
    print("44")
if op == "-" and a == 89 and b == 46:
    print("43")
if op == "-" and a == 89 and b == 47:
    print("42")
if op == "-" and a == 89 and b == 48:
    print("41")
if op == "-" and a == 89 and b == 49:
    print("40")
if op == "-" and a == 89 and b == 50:
    print("39")
if op == "-" and a == 89 and b == 51:
    print("38")
if op == "-" and a == 89 and b == 52:
    print("37")
if op == "-" and a == 89 and b == 53:
    print("36")
if op == "-" and a == 89 and b == 54:
    print("35")
if op == "-" and a == 89 and b == 55:
    print("34")
if op == "-" and a == 89 and b == 56:
    print("33")
if op == "-" and a == 89 and b == 57:
    print("32")
if op == "-" and a == 89 and b == 58:
    print("31")
if op == "-" and a == 89 and b == 59:
    print("30")
if op == "-" and a == 89 and b == 60:
    print("29")
if op == "-" and a == 89 and b == 61:
    print("28")
if op == "-" and a == 89 and b == 62:
    print("27")
if op == "-" and a == 89 and b == 63:
    print("26")
if op == "-" and a == 89 and b == 64:
    print("25")
if op == "-" and a == 89 and b == 65:
    print("24")
if op == "-" and a == 89 and b == 66:
    print("23")
if op == "-" and a == 89 and b == 67:
    print("22")
if op == "-" and a == 89 and b == 68:
    print("21")
if op == "-" and a == 89 and b == 69:
    print("20")
if op == "-" and a == 89 and b == 70:
    print("19")
if op == "-" and a == 89 and b == 71:
    print("18")
if op == "-" and a == 89 and b == 72:
    print("17")
if op == "-" and a == 89 and b == 73:
    print("16")
if op == "-" and a == 89 and b == 74:
    print("15")
if op == "-" and a == 89 and b == 75:
    print("14")
if op == "-" and a == 89 and b == 76:
    print("13")
if op == "-" and a == 89 and b == 77:
    print("12")
if op == "-" and a == 89 and b == 78:
    print("11")
if op == "-" and a == 89 and b == 79:
    print("10")
if op == "-" and a == 89 and b == 80:
    print("9")
if op == "-" and a == 89 and b == 81:
    print("8")
if op == "-" and a == 89 and b == 82:
    print("7")
if op == "-" and a == 89 and b == 83:
    print("6")
if op == "-" and a == 89 and b == 84:
    print("5")
if op == "-" and a == 89 and b == 85:
    print("4")
if op == "-" and a == 89 and b == 86:
    print("3")
if op == "-" and a == 89 and b == 87:
    print("2")
if op == "-" and a == 89 and b == 88:
    print("1")
if op == "-" and a == 89 and b == 89:
    print("0")
if op == "-" and a == 89 and b == 90:
    print("-1")
if op == "-" and a == 89 and b == 91:
    print("-2")
if op == "-" and a == 89 and b == 92:
    print("-3")
if op == "-" and a == 89 and b == 93:
    print("-4")
if op == "-" and a == 89 and b == 94:
    print("-5")
if op == "-" and a == 89 and b == 95:
    print("-6")
if op == "-" and a == 89 and b == 96:
    print("-7")
if op == "-" and a == 89 and b == 97:
    print("-8")
if op == "-" and a == 89 and b == 98:
    print("-9")
if op == "-" and a == 89 and b == 99:
    print("-10")
if op == "-" and a == 89 and b == 100:
    print("-11")
if op == "-" and a == 89 and b == 101:
    print("-12")
if op == "-" and a == 89 and b == 102:
    print("-13")
if op == "-" and a == 89 and b == 103:
    print("-14")
if op == "-" and a == 89 and b == 104:
    print("-15")
if op == "-" and a == 89 and b == 105:
    print("-16")
if op == "-" and a == 89 and b == 106:
    print("-17")
if op == "-" and a == 89 and b == 107:
    print("-18")
if op == "-" and a == 89 and b == 108:
    print("-19")
if op == "-" and a == 89 and b == 109:
    print("-20")
if op == "-" and a == 89 and b == 110:
    print("-21")
if op == "-" and a == 89 and b == 111:
    print("-22")
if op == "-" and a == 89 and b == 112:
    print("-23")
if op == "-" and a == 89 and b == 113:
    print("-24")
if op == "-" and a == 89 and b == 114:
    print("-25")
if op == "-" and a == 89 and b == 115:
    print("-26")
if op == "-" and a == 89 and b == 116:
    print("-27")
if op == "-" and a == 89 and b == 117:
    print("-28")
if op == "-" and a == 89 and b == 118:
    print("-29")
if op == "-" and a == 89 and b == 119:
    print("-30")
if op == "-" and a == 89 and b == 120:
    print("-31")
if op == "-" and a == 89 and b == 121:
    print("-32")
if op == "-" and a == 89 and b == 122:
    print("-33")
if op == "-" and a == 89 and b == 123:
    print("-34")
if op == "-" and a == 89 and b == 124:
    print("-35")
if op == "-" and a == 89 and b == 125:
    print("-36")
if op == "-" and a == 89 and b == 126:
    print("-37")
if op == "-" and a == 89 and b == 127:
    print("-38")
if op == "-" and a == 90 and b == 0:
    print("90")
if op == "-" and a == 90 and b == 1:
    print("89")
if op == "-" and a == 90 and b == 2:
    print("88")
if op == "-" and a == 90 and b == 3:
    print("87")
if op == "-" and a == 90 and b == 4:
    print("86")
if op == "-" and a == 90 and b == 5:
    print("85")
if op == "-" and a == 90 and b == 6:
    print("84")
if op == "-" and a == 90 and b == 7:
    print("83")
if op == "-" and a == 90 and b == 8:
    print("82")
if op == "-" and a == 90 and b == 9:
    print("81")
if op == "-" and a == 90 and b == 10:
    print("80")
if op == "-" and a == 90 and b == 11:
    print("79")
if op == "-" and a == 90 and b == 12:
    print("78")
if op == "-" and a == 90 and b == 13:
    print("77")
if op == "-" and a == 90 and b == 14:
    print("76")
if op == "-" and a == 90 and b == 15:
    print("75")
if op == "-" and a == 90 and b == 16:
    print("74")
if op == "-" and a == 90 and b == 17:
    print("73")
if op == "-" and a == 90 and b == 18:
    print("72")
if op == "-" and a == 90 and b == 19:
    print("71")
if op == "-" and a == 90 and b == 20:
    print("70")
if op == "-" and a == 90 and b == 21:
    print("69")
if op == "-" and a == 90 and b == 22:
    print("68")
if op == "-" and a == 90 and b == 23:
    print("67")
if op == "-" and a == 90 and b == 24:
    print("66")
if op == "-" and a == 90 and b == 25:
    print("65")
if op == "-" and a == 90 and b == 26:
    print("64")
if op == "-" and a == 90 and b == 27:
    print("63")
if op == "-" and a == 90 and b == 28:
    print("62")
if op == "-" and a == 90 and b == 29:
    print("61")
if op == "-" and a == 90 and b == 30:
    print("60")
if op == "-" and a == 90 and b == 31:
    print("59")
if op == "-" and a == 90 and b == 32:
    print("58")
if op == "-" and a == 90 and b == 33:
    print("57")
if op == "-" and a == 90 and b == 34:
    print("56")
if op == "-" and a == 90 and b == 35:
    print("55")
if op == "-" and a == 90 and b == 36:
    print("54")
if op == "-" and a == 90 and b == 37:
    print("53")
if op == "-" and a == 90 and b == 38:
    print("52")
if op == "-" and a == 90 and b == 39:
    print("51")
if op == "-" and a == 90 and b == 40:
    print("50")
if op == "-" and a == 90 and b == 41:
    print("49")
if op == "-" and a == 90 and b == 42:
    print("48")
if op == "-" and a == 90 and b == 43:
    print("47")
if op == "-" and a == 90 and b == 44:
    print("46")
if op == "-" and a == 90 and b == 45:
    print("45")
if op == "-" and a == 90 and b == 46:
    print("44")
if op == "-" and a == 90 and b == 47:
    print("43")
if op == "-" and a == 90 and b == 48:
    print("42")
if op == "-" and a == 90 and b == 49:
    print("41")
if op == "-" and a == 90 and b == 50:
    print("40")
if op == "-" and a == 90 and b == 51:
    print("39")
if op == "-" and a == 90 and b == 52:
    print("38")
if op == "-" and a == 90 and b == 53:
    print("37")
if op == "-" and a == 90 and b == 54:
    print("36")
if op == "-" and a == 90 and b == 55:
    print("35")
if op == "-" and a == 90 and b == 56:
    print("34")
if op == "-" and a == 90 and b == 57:
    print("33")
if op == "-" and a == 90 and b == 58:
    print("32")
if op == "-" and a == 90 and b == 59:
    print("31")
if op == "-" and a == 90 and b == 60:
    print("30")
if op == "-" and a == 90 and b == 61:
    print("29")
if op == "-" and a == 90 and b == 62:
    print("28")
if op == "-" and a == 90 and b == 63:
    print("27")
if op == "-" and a == 90 and b == 64:
    print("26")
if op == "-" and a == 90 and b == 65:
    print("25")
if op == "-" and a == 90 and b == 66:
    print("24")
if op == "-" and a == 90 and b == 67:
    print("23")
if op == "-" and a == 90 and b == 68:
    print("22")
if op == "-" and a == 90 and b == 69:
    print("21")
if op == "-" and a == 90 and b == 70:
    print("20")
if op == "-" and a == 90 and b == 71:
    print("19")
if op == "-" and a == 90 and b == 72:
    print("18")
if op == "-" and a == 90 and b == 73:
    print("17")
if op == "-" and a == 90 and b == 74:
    print("16")
if op == "-" and a == 90 and b == 75:
    print("15")
if op == "-" and a == 90 and b == 76:
    print("14")
if op == "-" and a == 90 and b == 77:
    print("13")
if op == "-" and a == 90 and b == 78:
    print("12")
if op == "-" and a == 90 and b == 79:
    print("11")
if op == "-" and a == 90 and b == 80:
    print("10")
if op == "-" and a == 90 and b == 81:
    print("9")
if op == "-" and a == 90 and b == 82:
    print("8")
if op == "-" and a == 90 and b == 83:
    print("7")
if op == "-" and a == 90 and b == 84:
    print("6")
if op == "-" and a == 90 and b == 85:
    print("5")
if op == "-" and a == 90 and b == 86:
    print("4")
if op == "-" and a == 90 and b == 87:
    print("3")
if op == "-" and a == 90 and b == 88:
    print("2")
if op == "-" and a == 90 and b == 89:
    print("1")
if op == "-" and a == 90 and b == 90:
    print("0")
if op == "-" and a == 90 and b == 91:
    print("-1")
if op == "-" and a == 90 and b == 92:
    print("-2")
if op == "-" and a == 90 and b == 93:
    print("-3")
if op == "-" and a == 90 and b == 94:
    print("-4")
if op == "-" and a == 90 and b == 95:
    print("-5")
if op == "-" and a == 90 and b == 96:
    print("-6")
if op == "-" and a == 90 and b == 97:
    print("-7")
if op == "-" and a == 90 and b == 98:
    print("-8")
if op == "-" and a == 90 and b == 99:
    print("-9")
if op == "-" and a == 90 and b == 100:
    print("-10")
if op == "-" and a == 90 and b == 101:
    print("-11")
if op == "-" and a == 90 and b == 102:
    print("-12")
if op == "-" and a == 90 and b == 103:
    print("-13")
if op == "-" and a == 90 and b == 104:
    print("-14")
if op == "-" and a == 90 and b == 105:
    print("-15")
if op == "-" and a == 90 and b == 106:
    print("-16")
if op == "-" and a == 90 and b == 107:
    print("-17")
if op == "-" and a == 90 and b == 108:
    print("-18")
if op == "-" and a == 90 and b == 109:
    print("-19")
if op == "-" and a == 90 and b == 110:
    print("-20")
if op == "-" and a == 90 and b == 111:
    print("-21")
if op == "-" and a == 90 and b == 112:
    print("-22")
if op == "-" and a == 90 and b == 113:
    print("-23")
if op == "-" and a == 90 and b == 114:
    print("-24")
if op == "-" and a == 90 and b == 115:
    print("-25")
if op == "-" and a == 90 and b == 116:
    print("-26")
if op == "-" and a == 90 and b == 117:
    print("-27")
if op == "-" and a == 90 and b == 118:
    print("-28")
if op == "-" and a == 90 and b == 119:
    print("-29")
if op == "-" and a == 90 and b == 120:
    print("-30")
if op == "-" and a == 90 and b == 121:
    print("-31")
if op == "-" and a == 90 and b == 122:
    print("-32")
if op == "-" and a == 90 and b == 123:
    print("-33")
if op == "-" and a == 90 and b == 124:
    print("-34")
if op == "-" and a == 90 and b == 125:
    print("-35")
if op == "-" and a == 90 and b == 126:
    print("-36")
if op == "-" and a == 90 and b == 127:
    print("-37")
if op == "-" and a == 91 and b == 0:
    print("91")
if op == "-" and a == 91 and b == 1:
    print("90")
if op == "-" and a == 91 and b == 2:
    print("89")
if op == "-" and a == 91 and b == 3:
    print("88")
if op == "-" and a == 91 and b == 4:
    print("87")
if op == "-" and a == 91 and b == 5:
    print("86")
if op == "-" and a == 91 and b == 6:
    print("85")
if op == "-" and a == 91 and b == 7:
    print("84")
if op == "-" and a == 91 and b == 8:
    print("83")
if op == "-" and a == 91 and b == 9:
    print("82")
if op == "-" and a == 91 and b == 10:
    print("81")
if op == "-" and a == 91 and b == 11:
    print("80")
if op == "-" and a == 91 and b == 12:
    print("79")
if op == "-" and a == 91 and b == 13:
    print("78")
if op == "-" and a == 91 and b == 14:
    print("77")
if op == "-" and a == 91 and b == 15:
    print("76")
if op == "-" and a == 91 and b == 16:
    print("75")
if op == "-" and a == 91 and b == 17:
    print("74")
if op == "-" and a == 91 and b == 18:
    print("73")
if op == "-" and a == 91 and b == 19:
    print("72")
if op == "-" and a == 91 and b == 20:
    print("71")
if op == "-" and a == 91 and b == 21:
    print("70")
if op == "-" and a == 91 and b == 22:
    print("69")
if op == "-" and a == 91 and b == 23:
    print("68")
if op == "-" and a == 91 and b == 24:
    print("67")
if op == "-" and a == 91 and b == 25:
    print("66")
if op == "-" and a == 91 and b == 26:
    print("65")
if op == "-" and a == 91 and b == 27:
    print("64")
if op == "-" and a == 91 and b == 28:
    print("63")
if op == "-" and a == 91 and b == 29:
    print("62")
if op == "-" and a == 91 and b == 30:
    print("61")
if op == "-" and a == 91 and b == 31:
    print("60")
if op == "-" and a == 91 and b == 32:
    print("59")
if op == "-" and a == 91 and b == 33:
    print("58")
if op == "-" and a == 91 and b == 34:
    print("57")
if op == "-" and a == 91 and b == 35:
    print("56")
if op == "-" and a == 91 and b == 36:
    print("55")
if op == "-" and a == 91 and b == 37:
    print("54")
if op == "-" and a == 91 and b == 38:
    print("53")
if op == "-" and a == 91 and b == 39:
    print("52")
if op == "-" and a == 91 and b == 40:
    print("51")
if op == "-" and a == 91 and b == 41:
    print("50")
if op == "-" and a == 91 and b == 42:
    print("49")
if op == "-" and a == 91 and b == 43:
    print("48")
if op == "-" and a == 91 and b == 44:
    print("47")
if op == "-" and a == 91 and b == 45:
    print("46")
if op == "-" and a == 91 and b == 46:
    print("45")
if op == "-" and a == 91 and b == 47:
    print("44")
if op == "-" and a == 91 and b == 48:
    print("43")
if op == "-" and a == 91 and b == 49:
    print("42")
if op == "-" and a == 91 and b == 50:
    print("41")
if op == "-" and a == 91 and b == 51:
    print("40")
if op == "-" and a == 91 and b == 52:
    print("39")
if op == "-" and a == 91 and b == 53:
    print("38")
if op == "-" and a == 91 and b == 54:
    print("37")
if op == "-" and a == 91 and b == 55:
    print("36")
if op == "-" and a == 91 and b == 56:
    print("35")
if op == "-" and a == 91 and b == 57:
    print("34")
if op == "-" and a == 91 and b == 58:
    print("33")
if op == "-" and a == 91 and b == 59:
    print("32")
if op == "-" and a == 91 and b == 60:
    print("31")
if op == "-" and a == 91 and b == 61:
    print("30")
if op == "-" and a == 91 and b == 62:
    print("29")
if op == "-" and a == 91 and b == 63:
    print("28")
if op == "-" and a == 91 and b == 64:
    print("27")
if op == "-" and a == 91 and b == 65:
    print("26")
if op == "-" and a == 91 and b == 66:
    print("25")
if op == "-" and a == 91 and b == 67:
    print("24")
if op == "-" and a == 91 and b == 68:
    print("23")
if op == "-" and a == 91 and b == 69:
    print("22")
if op == "-" and a == 91 and b == 70:
    print("21")
if op == "-" and a == 91 and b == 71:
    print("20")
if op == "-" and a == 91 and b == 72:
    print("19")
if op == "-" and a == 91 and b == 73:
    print("18")
if op == "-" and a == 91 and b == 74:
    print("17")
if op == "-" and a == 91 and b == 75:
    print("16")
if op == "-" and a == 91 and b == 76:
    print("15")
if op == "-" and a == 91 and b == 77:
    print("14")
if op == "-" and a == 91 and b == 78:
    print("13")
if op == "-" and a == 91 and b == 79:
    print("12")
if op == "-" and a == 91 and b == 80:
    print("11")
if op == "-" and a == 91 and b == 81:
    print("10")
if op == "-" and a == 91 and b == 82:
    print("9")
if op == "-" and a == 91 and b == 83:
    print("8")
if op == "-" and a == 91 and b == 84:
    print("7")
if op == "-" and a == 91 and b == 85:
    print("6")
if op == "-" and a == 91 and b == 86:
    print("5")
if op == "-" and a == 91 and b == 87:
    print("4")
if op == "-" and a == 91 and b == 88:
    print("3")
if op == "-" and a == 91 and b == 89:
    print("2")
if op == "-" and a == 91 and b == 90:
    print("1")
if op == "-" and a == 91 and b == 91:
    print("0")
if op == "-" and a == 91 and b == 92:
    print("-1")
if op == "-" and a == 91 and b == 93:
    print("-2")
if op == "-" and a == 91 and b == 94:
    print("-3")
if op == "-" and a == 91 and b == 95:
    print("-4")
if op == "-" and a == 91 and b == 96:
    print("-5")
if op == "-" and a == 91 and b == 97:
    print("-6")
if op == "-" and a == 91 and b == 98:
    print("-7")
if op == "-" and a == 91 and b == 99:
    print("-8")
if op == "-" and a == 91 and b == 100:
    print("-9")
if op == "-" and a == 91 and b == 101:
    print("-10")
if op == "-" and a == 91 and b == 102:
    print("-11")
if op == "-" and a == 91 and b == 103:
    print("-12")
if op == "-" and a == 91 and b == 104:
    print("-13")
if op == "-" and a == 91 and b == 105:
    print("-14")
if op == "-" and a == 91 and b == 106:
    print("-15")
if op == "-" and a == 91 and b == 107:
    print("-16")
if op == "-" and a == 91 and b == 108:
    print("-17")
if op == "-" and a == 91 and b == 109:
    print("-18")
if op == "-" and a == 91 and b == 110:
    print("-19")
if op == "-" and a == 91 and b == 111:
    print("-20")
if op == "-" and a == 91 and b == 112:
    print("-21")
if op == "-" and a == 91 and b == 113:
    print("-22")
if op == "-" and a == 91 and b == 114:
    print("-23")
if op == "-" and a == 91 and b == 115:
    print("-24")
if op == "-" and a == 91 and b == 116:
    print("-25")
if op == "-" and a == 91 and b == 117:
    print("-26")
if op == "-" and a == 91 and b == 118:
    print("-27")
if op == "-" and a == 91 and b == 119:
    print("-28")
if op == "-" and a == 91 and b == 120:
    print("-29")
if op == "-" and a == 91 and b == 121:
    print("-30")
if op == "-" and a == 91 and b == 122:
    print("-31")
if op == "-" and a == 91 and b == 123:
    print("-32")
if op == "-" and a == 91 and b == 124:
    print("-33")
if op == "-" and a == 91 and b == 125:
    print("-34")
if op == "-" and a == 91 and b == 126:
    print("-35")
if op == "-" and a == 91 and b == 127:
    print("-36")
if op == "-" and a == 92 and b == 0:
    print("92")
if op == "-" and a == 92 and b == 1:
    print("91")
if op == "-" and a == 92 and b == 2:
    print("90")
if op == "-" and a == 92 and b == 3:
    print("89")
if op == "-" and a == 92 and b == 4:
    print("88")
if op == "-" and a == 92 and b == 5:
    print("87")
if op == "-" and a == 92 and b == 6:
    print("86")
if op == "-" and a == 92 and b == 7:
    print("85")
if op == "-" and a == 92 and b == 8:
    print("84")
if op == "-" and a == 92 and b == 9:
    print("83")
if op == "-" and a == 92 and b == 10:
    print("82")
if op == "-" and a == 92 and b == 11:
    print("81")
if op == "-" and a == 92 and b == 12:
    print("80")
if op == "-" and a == 92 and b == 13:
    print("79")
if op == "-" and a == 92 and b == 14:
    print("78")
if op == "-" and a == 92 and b == 15:
    print("77")
if op == "-" and a == 92 and b == 16:
    print("76")
if op == "-" and a == 92 and b == 17:
    print("75")
if op == "-" and a == 92 and b == 18:
    print("74")
if op == "-" and a == 92 and b == 19:
    print("73")
if op == "-" and a == 92 and b == 20:
    print("72")
if op == "-" and a == 92 and b == 21:
    print("71")
if op == "-" and a == 92 and b == 22:
    print("70")
if op == "-" and a == 92 and b == 23:
    print("69")
if op == "-" and a == 92 and b == 24:
    print("68")
if op == "-" and a == 92 and b == 25:
    print("67")
if op == "-" and a == 92 and b == 26:
    print("66")
if op == "-" and a == 92 and b == 27:
    print("65")
if op == "-" and a == 92 and b == 28:
    print("64")
if op == "-" and a == 92 and b == 29:
    print("63")
if op == "-" and a == 92 and b == 30:
    print("62")
if op == "-" and a == 92 and b == 31:
    print("61")
if op == "-" and a == 92 and b == 32:
    print("60")
if op == "-" and a == 92 and b == 33:
    print("59")
if op == "-" and a == 92 and b == 34:
    print("58")
if op == "-" and a == 92 and b == 35:
    print("57")
if op == "-" and a == 92 and b == 36:
    print("56")
if op == "-" and a == 92 and b == 37:
    print("55")
if op == "-" and a == 92 and b == 38:
    print("54")
if op == "-" and a == 92 and b == 39:
    print("53")
if op == "-" and a == 92 and b == 40:
    print("52")
if op == "-" and a == 92 and b == 41:
    print("51")
if op == "-" and a == 92 and b == 42:
    print("50")
if op == "-" and a == 92 and b == 43:
    print("49")
if op == "-" and a == 92 and b == 44:
    print("48")
if op == "-" and a == 92 and b == 45:
    print("47")
if op == "-" and a == 92 and b == 46:
    print("46")
if op == "-" and a == 92 and b == 47:
    print("45")
if op == "-" and a == 92 and b == 48:
    print("44")
if op == "-" and a == 92 and b == 49:
    print("43")
if op == "-" and a == 92 and b == 50:
    print("42")
if op == "-" and a == 92 and b == 51:
    print("41")
if op == "-" and a == 92 and b == 52:
    print("40")
if op == "-" and a == 92 and b == 53:
    print("39")
if op == "-" and a == 92 and b == 54:
    print("38")
if op == "-" and a == 92 and b == 55:
    print("37")
if op == "-" and a == 92 and b == 56:
    print("36")
if op == "-" and a == 92 and b == 57:
    print("35")
if op == "-" and a == 92 and b == 58:
    print("34")
if op == "-" and a == 92 and b == 59:
    print("33")
if op == "-" and a == 92 and b == 60:
    print("32")
if op == "-" and a == 92 and b == 61:
    print("31")
if op == "-" and a == 92 and b == 62:
    print("30")
if op == "-" and a == 92 and b == 63:
    print("29")
if op == "-" and a == 92 and b == 64:
    print("28")
if op == "-" and a == 92 and b == 65:
    print("27")
if op == "-" and a == 92 and b == 66:
    print("26")
if op == "-" and a == 92 and b == 67:
    print("25")
if op == "-" and a == 92 and b == 68:
    print("24")
if op == "-" and a == 92 and b == 69:
    print("23")
if op == "-" and a == 92 and b == 70:
    print("22")
if op == "-" and a == 92 and b == 71:
    print("21")
if op == "-" and a == 92 and b == 72:
    print("20")
if op == "-" and a == 92 and b == 73:
    print("19")
if op == "-" and a == 92 and b == 74:
    print("18")
if op == "-" and a == 92 and b == 75:
    print("17")
if op == "-" and a == 92 and b == 76:
    print("16")
if op == "-" and a == 92 and b == 77:
    print("15")
if op == "-" and a == 92 and b == 78:
    print("14")
if op == "-" and a == 92 and b == 79:
    print("13")
if op == "-" and a == 92 and b == 80:
    print("12")
if op == "-" and a == 92 and b == 81:
    print("11")
if op == "-" and a == 92 and b == 82:
    print("10")
if op == "-" and a == 92 and b == 83:
    print("9")
if op == "-" and a == 92 and b == 84:
    print("8")
if op == "-" and a == 92 and b == 85:
    print("7")
if op == "-" and a == 92 and b == 86:
    print("6")
if op == "-" and a == 92 and b == 87:
    print("5")
if op == "-" and a == 92 and b == 88:
    print("4")
if op == "-" and a == 92 and b == 89:
    print("3")
if op == "-" and a == 92 and b == 90:
    print("2")
if op == "-" and a == 92 and b == 91:
    print("1")
if op == "-" and a == 92 and b == 92:
    print("0")
if op == "-" and a == 92 and b == 93:
    print("-1")
if op == "-" and a == 92 and b == 94:
    print("-2")
if op == "-" and a == 92 and b == 95:
    print("-3")
if op == "-" and a == 92 and b == 96:
    print("-4")
if op == "-" and a == 92 and b == 97:
    print("-5")
if op == "-" and a == 92 and b == 98:
    print("-6")
if op == "-" and a == 92 and b == 99:
    print("-7")
if op == "-" and a == 92 and b == 100:
    print("-8")
if op == "-" and a == 92 and b == 101:
    print("-9")
if op == "-" and a == 92 and b == 102:
    print("-10")
if op == "-" and a == 92 and b == 103:
    print("-11")
if op == "-" and a == 92 and b == 104:
    print("-12")
if op == "-" and a == 92 and b == 105:
    print("-13")
if op == "-" and a == 92 and b == 106:
    print("-14")
if op == "-" and a == 92 and b == 107:
    print("-15")
if op == "-" and a == 92 and b == 108:
    print("-16")
if op == "-" and a == 92 and b == 109:
    print("-17")
if op == "-" and a == 92 and b == 110:
    print("-18")
if op == "-" and a == 92 and b == 111:
    print("-19")
if op == "-" and a == 92 and b == 112:
    print("-20")
if op == "-" and a == 92 and b == 113:
    print("-21")
if op == "-" and a == 92 and b == 114:
    print("-22")
if op == "-" and a == 92 and b == 115:
    print("-23")
if op == "-" and a == 92 and b == 116:
    print("-24")
if op == "-" and a == 92 and b == 117:
    print("-25")
if op == "-" and a == 92 and b == 118:
    print("-26")
if op == "-" and a == 92 and b == 119:
    print("-27")
if op == "-" and a == 92 and b == 120:
    print("-28")
if op == "-" and a == 92 and b == 121:
    print("-29")
if op == "-" and a == 92 and b == 122:
    print("-30")
if op == "-" and a == 92 and b == 123:
    print("-31")
if op == "-" and a == 92 and b == 124:
    print("-32")
if op == "-" and a == 92 and b == 125:
    print("-33")
if op == "-" and a == 92 and b == 126:
    print("-34")
if op == "-" and a == 92 and b == 127:
    print("-35")
if op == "-" and a == 93 and b == 0:
    print("93")
if op == "-" and a == 93 and b == 1:
    print("92")
if op == "-" and a == 93 and b == 2:
    print("91")
if op == "-" and a == 93 and b == 3:
    print("90")
if op == "-" and a == 93 and b == 4:
    print("89")
if op == "-" and a == 93 and b == 5:
    print("88")
if op == "-" and a == 93 and b == 6:
    print("87")
if op == "-" and a == 93 and b == 7:
    print("86")
if op == "-" and a == 93 and b == 8:
    print("85")
if op == "-" and a == 93 and b == 9:
    print("84")
if op == "-" and a == 93 and b == 10:
    print("83")
if op == "-" and a == 93 and b == 11:
    print("82")
if op == "-" and a == 93 and b == 12:
    print("81")
if op == "-" and a == 93 and b == 13:
    print("80")
if op == "-" and a == 93 and b == 14:
    print("79")
if op == "-" and a == 93 and b == 15:
    print("78")
if op == "-" and a == 93 and b == 16:
    print("77")
if op == "-" and a == 93 and b == 17:
    print("76")
if op == "-" and a == 93 and b == 18:
    print("75")
if op == "-" and a == 93 and b == 19:
    print("74")
if op == "-" and a == 93 and b == 20:
    print("73")
if op == "-" and a == 93 and b == 21:
    print("72")
if op == "-" and a == 93 and b == 22:
    print("71")
if op == "-" and a == 93 and b == 23:
    print("70")
if op == "-" and a == 93 and b == 24:
    print("69")
if op == "-" and a == 93 and b == 25:
    print("68")
if op == "-" and a == 93 and b == 26:
    print("67")
if op == "-" and a == 93 and b == 27:
    print("66")
if op == "-" and a == 93 and b == 28:
    print("65")
if op == "-" and a == 93 and b == 29:
    print("64")
if op == "-" and a == 93 and b == 30:
    print("63")
if op == "-" and a == 93 and b == 31:
    print("62")
if op == "-" and a == 93 and b == 32:
    print("61")
if op == "-" and a == 93 and b == 33:
    print("60")
if op == "-" and a == 93 and b == 34:
    print("59")
if op == "-" and a == 93 and b == 35:
    print("58")
if op == "-" and a == 93 and b == 36:
    print("57")
if op == "-" and a == 93 and b == 37:
    print("56")
if op == "-" and a == 93 and b == 38:
    print("55")
if op == "-" and a == 93 and b == 39:
    print("54")
if op == "-" and a == 93 and b == 40:
    print("53")
if op == "-" and a == 93 and b == 41:
    print("52")
if op == "-" and a == 93 and b == 42:
    print("51")
if op == "-" and a == 93 and b == 43:
    print("50")
if op == "-" and a == 93 and b == 44:
    print("49")
if op == "-" and a == 93 and b == 45:
    print("48")
if op == "-" and a == 93 and b == 46:
    print("47")
if op == "-" and a == 93 and b == 47:
    print("46")
if op == "-" and a == 93 and b == 48:
    print("45")
if op == "-" and a == 93 and b == 49:
    print("44")
if op == "-" and a == 93 and b == 50:
    print("43")
if op == "-" and a == 93 and b == 51:
    print("42")
if op == "-" and a == 93 and b == 52:
    print("41")
if op == "-" and a == 93 and b == 53:
    print("40")
if op == "-" and a == 93 and b == 54:
    print("39")
if op == "-" and a == 93 and b == 55:
    print("38")
if op == "-" and a == 93 and b == 56:
    print("37")
if op == "-" and a == 93 and b == 57:
    print("36")
if op == "-" and a == 93 and b == 58:
    print("35")
if op == "-" and a == 93 and b == 59:
    print("34")
if op == "-" and a == 93 and b == 60:
    print("33")
if op == "-" and a == 93 and b == 61:
    print("32")
if op == "-" and a == 93 and b == 62:
    print("31")
if op == "-" and a == 93 and b == 63:
    print("30")
if op == "-" and a == 93 and b == 64:
    print("29")
if op == "-" and a == 93 and b == 65:
    print("28")
if op == "-" and a == 93 and b == 66:
    print("27")
if op == "-" and a == 93 and b == 67:
    print("26")
if op == "-" and a == 93 and b == 68:
    print("25")
if op == "-" and a == 93 and b == 69:
    print("24")
if op == "-" and a == 93 and b == 70:
    print("23")
if op == "-" and a == 93 and b == 71:
    print("22")
if op == "-" and a == 93 and b == 72:
    print("21")
if op == "-" and a == 93 and b == 73:
    print("20")
if op == "-" and a == 93 and b == 74:
    print("19")
if op == "-" and a == 93 and b == 75:
    print("18")
if op == "-" and a == 93 and b == 76:
    print("17")
if op == "-" and a == 93 and b == 77:
    print("16")
if op == "-" and a == 93 and b == 78:
    print("15")
if op == "-" and a == 93 and b == 79:
    print("14")
if op == "-" and a == 93 and b == 80:
    print("13")
if op == "-" and a == 93 and b == 81:
    print("12")
if op == "-" and a == 93 and b == 82:
    print("11")
if op == "-" and a == 93 and b == 83:
    print("10")
if op == "-" and a == 93 and b == 84:
    print("9")
if op == "-" and a == 93 and b == 85:
    print("8")
if op == "-" and a == 93 and b == 86:
    print("7")
if op == "-" and a == 93 and b == 87:
    print("6")
if op == "-" and a == 93 and b == 88:
    print("5")
if op == "-" and a == 93 and b == 89:
    print("4")
if op == "-" and a == 93 and b == 90:
    print("3")
if op == "-" and a == 93 and b == 91:
    print("2")
if op == "-" and a == 93 and b == 92:
    print("1")
if op == "-" and a == 93 and b == 93:
    print("0")
if op == "-" and a == 93 and b == 94:
    print("-1")
if op == "-" and a == 93 and b == 95:
    print("-2")
if op == "-" and a == 93 and b == 96:
    print("-3")
if op == "-" and a == 93 and b == 97:
    print("-4")
if op == "-" and a == 93 and b == 98:
    print("-5")
if op == "-" and a == 93 and b == 99:
    print("-6")
if op == "-" and a == 93 and b == 100:
    print("-7")
if op == "-" and a == 93 and b == 101:
    print("-8")
if op == "-" and a == 93 and b == 102:
    print("-9")
if op == "-" and a == 93 and b == 103:
    print("-10")
if op == "-" and a == 93 and b == 104:
    print("-11")
if op == "-" and a == 93 and b == 105:
    print("-12")
if op == "-" and a == 93 and b == 106:
    print("-13")
if op == "-" and a == 93 and b == 107:
    print("-14")
if op == "-" and a == 93 and b == 108:
    print("-15")
if op == "-" and a == 93 and b == 109:
    print("-16")
if op == "-" and a == 93 and b == 110:
    print("-17")
if op == "-" and a == 93 and b == 111:
    print("-18")
if op == "-" and a == 93 and b == 112:
    print("-19")
if op == "-" and a == 93 and b == 113:
    print("-20")
if op == "-" and a == 93 and b == 114:
    print("-21")
if op == "-" and a == 93 and b == 115:
    print("-22")
if op == "-" and a == 93 and b == 116:
    print("-23")
if op == "-" and a == 93 and b == 117:
    print("-24")
if op == "-" and a == 93 and b == 118:
    print("-25")
if op == "-" and a == 93 and b == 119:
    print("-26")
if op == "-" and a == 93 and b == 120:
    print("-27")
if op == "-" and a == 93 and b == 121:
    print("-28")
if op == "-" and a == 93 and b == 122:
    print("-29")
if op == "-" and a == 93 and b == 123:
    print("-30")
if op == "-" and a == 93 and b == 124:
    print("-31")
if op == "-" and a == 93 and b == 125:
    print("-32")
if op == "-" and a == 93 and b == 126:
    print("-33")
if op == "-" and a == 93 and b == 127:
    print("-34")
if op == "-" and a == 94 and b == 0:
    print("94")
if op == "-" and a == 94 and b == 1:
    print("93")
if op == "-" and a == 94 and b == 2:
    print("92")
if op == "-" and a == 94 and b == 3:
    print("91")
if op == "-" and a == 94 and b == 4:
    print("90")
if op == "-" and a == 94 and b == 5:
    print("89")
if op == "-" and a == 94 and b == 6:
    print("88")
if op == "-" and a == 94 and b == 7:
    print("87")
if op == "-" and a == 94 and b == 8:
    print("86")
if op == "-" and a == 94 and b == 9:
    print("85")
if op == "-" and a == 94 and b == 10:
    print("84")
if op == "-" and a == 94 and b == 11:
    print("83")
if op == "-" and a == 94 and b == 12:
    print("82")
if op == "-" and a == 94 and b == 13:
    print("81")
if op == "-" and a == 94 and b == 14:
    print("80")
if op == "-" and a == 94 and b == 15:
    print("79")
if op == "-" and a == 94 and b == 16:
    print("78")
if op == "-" and a == 94 and b == 17:
    print("77")
if op == "-" and a == 94 and b == 18:
    print("76")
if op == "-" and a == 94 and b == 19:
    print("75")
if op == "-" and a == 94 and b == 20:
    print("74")
if op == "-" and a == 94 and b == 21:
    print("73")
if op == "-" and a == 94 and b == 22:
    print("72")
if op == "-" and a == 94 and b == 23:
    print("71")
if op == "-" and a == 94 and b == 24:
    print("70")
if op == "-" and a == 94 and b == 25:
    print("69")
if op == "-" and a == 94 and b == 26:
    print("68")
if op == "-" and a == 94 and b == 27:
    print("67")
if op == "-" and a == 94 and b == 28:
    print("66")
if op == "-" and a == 94 and b == 29:
    print("65")
if op == "-" and a == 94 and b == 30:
    print("64")
if op == "-" and a == 94 and b == 31:
    print("63")
if op == "-" and a == 94 and b == 32:
    print("62")
if op == "-" and a == 94 and b == 33:
    print("61")
if op == "-" and a == 94 and b == 34:
    print("60")
if op == "-" and a == 94 and b == 35:
    print("59")
if op == "-" and a == 94 and b == 36:
    print("58")
if op == "-" and a == 94 and b == 37:
    print("57")
if op == "-" and a == 94 and b == 38:
    print("56")
if op == "-" and a == 94 and b == 39:
    print("55")
if op == "-" and a == 94 and b == 40:
    print("54")
if op == "-" and a == 94 and b == 41:
    print("53")
if op == "-" and a == 94 and b == 42:
    print("52")
if op == "-" and a == 94 and b == 43:
    print("51")
if op == "-" and a == 94 and b == 44:
    print("50")
if op == "-" and a == 94 and b == 45:
    print("49")
if op == "-" and a == 94 and b == 46:
    print("48")
if op == "-" and a == 94 and b == 47:
    print("47")
if op == "-" and a == 94 and b == 48:
    print("46")
if op == "-" and a == 94 and b == 49:
    print("45")
if op == "-" and a == 94 and b == 50:
    print("44")
if op == "-" and a == 94 and b == 51:
    print("43")
if op == "-" and a == 94 and b == 52:
    print("42")
if op == "-" and a == 94 and b == 53:
    print("41")
if op == "-" and a == 94 and b == 54:
    print("40")
if op == "-" and a == 94 and b == 55:
    print("39")
if op == "-" and a == 94 and b == 56:
    print("38")
if op == "-" and a == 94 and b == 57:
    print("37")
if op == "-" and a == 94 and b == 58:
    print("36")
if op == "-" and a == 94 and b == 59:
    print("35")
if op == "-" and a == 94 and b == 60:
    print("34")
if op == "-" and a == 94 and b == 61:
    print("33")
if op == "-" and a == 94 and b == 62:
    print("32")
if op == "-" and a == 94 and b == 63:
    print("31")
if op == "-" and a == 94 and b == 64:
    print("30")
if op == "-" and a == 94 and b == 65:
    print("29")
if op == "-" and a == 94 and b == 66:
    print("28")
if op == "-" and a == 94 and b == 67:
    print("27")
if op == "-" and a == 94 and b == 68:
    print("26")
if op == "-" and a == 94 and b == 69:
    print("25")
if op == "-" and a == 94 and b == 70:
    print("24")
if op == "-" and a == 94 and b == 71:
    print("23")
if op == "-" and a == 94 and b == 72:
    print("22")
if op == "-" and a == 94 and b == 73:
    print("21")
if op == "-" and a == 94 and b == 74:
    print("20")
if op == "-" and a == 94 and b == 75:
    print("19")
if op == "-" and a == 94 and b == 76:
    print("18")
if op == "-" and a == 94 and b == 77:
    print("17")
if op == "-" and a == 94 and b == 78:
    print("16")
if op == "-" and a == 94 and b == 79:
    print("15")
if op == "-" and a == 94 and b == 80:
    print("14")
if op == "-" and a == 94 and b == 81:
    print("13")
if op == "-" and a == 94 and b == 82:
    print("12")
if op == "-" and a == 94 and b == 83:
    print("11")
if op == "-" and a == 94 and b == 84:
    print("10")
if op == "-" and a == 94 and b == 85:
    print("9")
if op == "-" and a == 94 and b == 86:
    print("8")
if op == "-" and a == 94 and b == 87:
    print("7")
if op == "-" and a == 94 and b == 88:
    print("6")
if op == "-" and a == 94 and b == 89:
    print("5")
if op == "-" and a == 94 and b == 90:
    print("4")
if op == "-" and a == 94 and b == 91:
    print("3")
if op == "-" and a == 94 and b == 92:
    print("2")
if op == "-" and a == 94 and b == 93:
    print("1")
if op == "-" and a == 94 and b == 94:
    print("0")
if op == "-" and a == 94 and b == 95:
    print("-1")
if op == "-" and a == 94 and b == 96:
    print("-2")
if op == "-" and a == 94 and b == 97:
    print("-3")
if op == "-" and a == 94 and b == 98:
    print("-4")
if op == "-" and a == 94 and b == 99:
    print("-5")
if op == "-" and a == 94 and b == 100:
    print("-6")
if op == "-" and a == 94 and b == 101:
    print("-7")
if op == "-" and a == 94 and b == 102:
    print("-8")
if op == "-" and a == 94 and b == 103:
    print("-9")
if op == "-" and a == 94 and b == 104:
    print("-10")
if op == "-" and a == 94 and b == 105:
    print("-11")
if op == "-" and a == 94 and b == 106:
    print("-12")
if op == "-" and a == 94 and b == 107:
    print("-13")
if op == "-" and a == 94 and b == 108:
    print("-14")
if op == "-" and a == 94 and b == 109:
    print("-15")
if op == "-" and a == 94 and b == 110:
    print("-16")
if op == "-" and a == 94 and b == 111:
    print("-17")
if op == "-" and a == 94 and b == 112:
    print("-18")
if op == "-" and a == 94 and b == 113:
    print("-19")
if op == "-" and a == 94 and b == 114:
    print("-20")
if op == "-" and a == 94 and b == 115:
    print("-21")
if op == "-" and a == 94 and b == 116:
    print("-22")
if op == "-" and a == 94 and b == 117:
    print("-23")
if op == "-" and a == 94 and b == 118:
    print("-24")
if op == "-" and a == 94 and b == 119:
    print("-25")
if op == "-" and a == 94 and b == 120:
    print("-26")
if op == "-" and a == 94 and b == 121:
    print("-27")
if op == "-" and a == 94 and b == 122:
    print("-28")
if op == "-" and a == 94 and b == 123:
    print("-29")
if op == "-" and a == 94 and b == 124:
    print("-30")
if op == "-" and a == 94 and b == 125:
    print("-31")
if op == "-" and a == 94 and b == 126:
    print("-32")
if op == "-" and a == 94 and b == 127:
    print("-33")
if op == "-" and a == 95 and b == 0:
    print("95")
if op == "-" and a == 95 and b == 1:
    print("94")
if op == "-" and a == 95 and b == 2:
    print("93")
if op == "-" and a == 95 and b == 3:
    print("92")
if op == "-" and a == 95 and b == 4:
    print("91")
if op == "-" and a == 95 and b == 5:
    print("90")
if op == "-" and a == 95 and b == 6:
    print("89")
if op == "-" and a == 95 and b == 7:
    print("88")
if op == "-" and a == 95 and b == 8:
    print("87")
if op == "-" and a == 95 and b == 9:
    print("86")
if op == "-" and a == 95 and b == 10:
    print("85")
if op == "-" and a == 95 and b == 11:
    print("84")
if op == "-" and a == 95 and b == 12:
    print("83")
if op == "-" and a == 95 and b == 13:
    print("82")
if op == "-" and a == 95 and b == 14:
    print("81")
if op == "-" and a == 95 and b == 15:
    print("80")
if op == "-" and a == 95 and b == 16:
    print("79")
if op == "-" and a == 95 and b == 17:
    print("78")
if op == "-" and a == 95 and b == 18:
    print("77")
if op == "-" and a == 95 and b == 19:
    print("76")
if op == "-" and a == 95 and b == 20:
    print("75")
if op == "-" and a == 95 and b == 21:
    print("74")
if op == "-" and a == 95 and b == 22:
    print("73")
if op == "-" and a == 95 and b == 23:
    print("72")
if op == "-" and a == 95 and b == 24:
    print("71")
if op == "-" and a == 95 and b == 25:
    print("70")
if op == "-" and a == 95 and b == 26:
    print("69")
if op == "-" and a == 95 and b == 27:
    print("68")
if op == "-" and a == 95 and b == 28:
    print("67")
if op == "-" and a == 95 and b == 29:
    print("66")
if op == "-" and a == 95 and b == 30:
    print("65")
if op == "-" and a == 95 and b == 31:
    print("64")
if op == "-" and a == 95 and b == 32:
    print("63")
if op == "-" and a == 95 and b == 33:
    print("62")
if op == "-" and a == 95 and b == 34:
    print("61")
if op == "-" and a == 95 and b == 35:
    print("60")
if op == "-" and a == 95 and b == 36:
    print("59")
if op == "-" and a == 95 and b == 37:
    print("58")
if op == "-" and a == 95 and b == 38:
    print("57")
if op == "-" and a == 95 and b == 39:
    print("56")
if op == "-" and a == 95 and b == 40:
    print("55")
if op == "-" and a == 95 and b == 41:
    print("54")
if op == "-" and a == 95 and b == 42:
    print("53")
if op == "-" and a == 95 and b == 43:
    print("52")
if op == "-" and a == 95 and b == 44:
    print("51")
if op == "-" and a == 95 and b == 45:
    print("50")
if op == "-" and a == 95 and b == 46:
    print("49")
if op == "-" and a == 95 and b == 47:
    print("48")
if op == "-" and a == 95 and b == 48:
    print("47")
if op == "-" and a == 95 and b == 49:
    print("46")
if op == "-" and a == 95 and b == 50:
    print("45")
if op == "-" and a == 95 and b == 51:
    print("44")
if op == "-" and a == 95 and b == 52:
    print("43")
if op == "-" and a == 95 and b == 53:
    print("42")
if op == "-" and a == 95 and b == 54:
    print("41")
if op == "-" and a == 95 and b == 55:
    print("40")
if op == "-" and a == 95 and b == 56:
    print("39")
if op == "-" and a == 95 and b == 57:
    print("38")
if op == "-" and a == 95 and b == 58:
    print("37")
if op == "-" and a == 95 and b == 59:
    print("36")
if op == "-" and a == 95 and b == 60:
    print("35")
if op == "-" and a == 95 and b == 61:
    print("34")
if op == "-" and a == 95 and b == 62:
    print("33")
if op == "-" and a == 95 and b == 63:
    print("32")
if op == "-" and a == 95 and b == 64:
    print("31")
if op == "-" and a == 95 and b == 65:
    print("30")
if op == "-" and a == 95 and b == 66:
    print("29")
if op == "-" and a == 95 and b == 67:
    print("28")
if op == "-" and a == 95 and b == 68:
    print("27")
if op == "-" and a == 95 and b == 69:
    print("26")
if op == "-" and a == 95 and b == 70:
    print("25")
if op == "-" and a == 95 and b == 71:
    print("24")
if op == "-" and a == 95 and b == 72:
    print("23")
if op == "-" and a == 95 and b == 73:
    print("22")
if op == "-" and a == 95 and b == 74:
    print("21")
if op == "-" and a == 95 and b == 75:
    print("20")
if op == "-" and a == 95 and b == 76:
    print("19")
if op == "-" and a == 95 and b == 77:
    print("18")
if op == "-" and a == 95 and b == 78:
    print("17")
if op == "-" and a == 95 and b == 79:
    print("16")
if op == "-" and a == 95 and b == 80:
    print("15")
if op == "-" and a == 95 and b == 81:
    print("14")
if op == "-" and a == 95 and b == 82:
    print("13")
if op == "-" and a == 95 and b == 83:
    print("12")
if op == "-" and a == 95 and b == 84:
    print("11")
if op == "-" and a == 95 and b == 85:
    print("10")
if op == "-" and a == 95 and b == 86:
    print("9")
if op == "-" and a == 95 and b == 87:
    print("8")
if op == "-" and a == 95 and b == 88:
    print("7")
if op == "-" and a == 95 and b == 89:
    print("6")
if op == "-" and a == 95 and b == 90:
    print("5")
if op == "-" and a == 95 and b == 91:
    print("4")
if op == "-" and a == 95 and b == 92:
    print("3")
if op == "-" and a == 95 and b == 93:
    print("2")
if op == "-" and a == 95 and b == 94:
    print("1")
if op == "-" and a == 95 and b == 95:
    print("0")
if op == "-" and a == 95 and b == 96:
    print("-1")
if op == "-" and a == 95 and b == 97:
    print("-2")
if op == "-" and a == 95 and b == 98:
    print("-3")
if op == "-" and a == 95 and b == 99:
    print("-4")
if op == "-" and a == 95 and b == 100:
    print("-5")
if op == "-" and a == 95 and b == 101:
    print("-6")
if op == "-" and a == 95 and b == 102:
    print("-7")
if op == "-" and a == 95 and b == 103:
    print("-8")
if op == "-" and a == 95 and b == 104:
    print("-9")
if op == "-" and a == 95 and b == 105:
    print("-10")
if op == "-" and a == 95 and b == 106:
    print("-11")
if op == "-" and a == 95 and b == 107:
    print("-12")
if op == "-" and a == 95 and b == 108:
    print("-13")
if op == "-" and a == 95 and b == 109:
    print("-14")
if op == "-" and a == 95 and b == 110:
    print("-15")
if op == "-" and a == 95 and b == 111:
    print("-16")
if op == "-" and a == 95 and b == 112:
    print("-17")
if op == "-" and a == 95 and b == 113:
    print("-18")
if op == "-" and a == 95 and b == 114:
    print("-19")
if op == "-" and a == 95 and b == 115:
    print("-20")
if op == "-" and a == 95 and b == 116:
    print("-21")
if op == "-" and a == 95 and b == 117:
    print("-22")
if op == "-" and a == 95 and b == 118:
    print("-23")
if op == "-" and a == 95 and b == 119:
    print("-24")
if op == "-" and a == 95 and b == 120:
    print("-25")
if op == "-" and a == 95 and b == 121:
    print("-26")
if op == "-" and a == 95 and b == 122:
    print("-27")
if op == "-" and a == 95 and b == 123:
    print("-28")
if op == "-" and a == 95 and b == 124:
    print("-29")
if op == "-" and a == 95 and b == 125:
    print("-30")
if op == "-" and a == 95 and b == 126:
    print("-31")
if op == "-" and a == 95 and b == 127:
    print("-32")
if op == "-" and a == 96 and b == 0:
    print("96")
if op == "-" and a == 96 and b == 1:
    print("95")
if op == "-" and a == 96 and b == 2:
    print("94")
if op == "-" and a == 96 and b == 3:
    print("93")
if op == "-" and a == 96 and b == 4:
    print("92")
if op == "-" and a == 96 and b == 5:
    print("91")
if op == "-" and a == 96 and b == 6:
    print("90")
if op == "-" and a == 96 and b == 7:
    print("89")
if op == "-" and a == 96 and b == 8:
    print("88")
if op == "-" and a == 96 and b == 9:
    print("87")
if op == "-" and a == 96 and b == 10:
    print("86")
if op == "-" and a == 96 and b == 11:
    print("85")
if op == "-" and a == 96 and b == 12:
    print("84")
if op == "-" and a == 96 and b == 13:
    print("83")
if op == "-" and a == 96 and b == 14:
    print("82")
if op == "-" and a == 96 and b == 15:
    print("81")
if op == "-" and a == 96 and b == 16:
    print("80")
if op == "-" and a == 96 and b == 17:
    print("79")
if op == "-" and a == 96 and b == 18:
    print("78")
if op == "-" and a == 96 and b == 19:
    print("77")
if op == "-" and a == 96 and b == 20:
    print("76")
if op == "-" and a == 96 and b == 21:
    print("75")
if op == "-" and a == 96 and b == 22:
    print("74")
if op == "-" and a == 96 and b == 23:
    print("73")
if op == "-" and a == 96 and b == 24:
    print("72")
if op == "-" and a == 96 and b == 25:
    print("71")
if op == "-" and a == 96 and b == 26:
    print("70")
if op == "-" and a == 96 and b == 27:
    print("69")
if op == "-" and a == 96 and b == 28:
    print("68")
if op == "-" and a == 96 and b == 29:
    print("67")
if op == "-" and a == 96 and b == 30:
    print("66")
if op == "-" and a == 96 and b == 31:
    print("65")
if op == "-" and a == 96 and b == 32:
    print("64")
if op == "-" and a == 96 and b == 33:
    print("63")
if op == "-" and a == 96 and b == 34:
    print("62")
if op == "-" and a == 96 and b == 35:
    print("61")
if op == "-" and a == 96 and b == 36:
    print("60")
if op == "-" and a == 96 and b == 37:
    print("59")
if op == "-" and a == 96 and b == 38:
    print("58")
if op == "-" and a == 96 and b == 39:
    print("57")
if op == "-" and a == 96 and b == 40:
    print("56")
if op == "-" and a == 96 and b == 41:
    print("55")
if op == "-" and a == 96 and b == 42:
    print("54")
if op == "-" and a == 96 and b == 43:
    print("53")
if op == "-" and a == 96 and b == 44:
    print("52")
if op == "-" and a == 96 and b == 45:
    print("51")
if op == "-" and a == 96 and b == 46:
    print("50")
if op == "-" and a == 96 and b == 47:
    print("49")
if op == "-" and a == 96 and b == 48:
    print("48")
if op == "-" and a == 96 and b == 49:
    print("47")
if op == "-" and a == 96 and b == 50:
    print("46")
if op == "-" and a == 96 and b == 51:
    print("45")
if op == "-" and a == 96 and b == 52:
    print("44")
if op == "-" and a == 96 and b == 53:
    print("43")
if op == "-" and a == 96 and b == 54:
    print("42")
if op == "-" and a == 96 and b == 55:
    print("41")
if op == "-" and a == 96 and b == 56:
    print("40")
if op == "-" and a == 96 and b == 57:
    print("39")
if op == "-" and a == 96 and b == 58:
    print("38")
if op == "-" and a == 96 and b == 59:
    print("37")
if op == "-" and a == 96 and b == 60:
    print("36")
if op == "-" and a == 96 and b == 61:
    print("35")
if op == "-" and a == 96 and b == 62:
    print("34")
if op == "-" and a == 96 and b == 63:
    print("33")
if op == "-" and a == 96 and b == 64:
    print("32")
if op == "-" and a == 96 and b == 65:
    print("31")
if op == "-" and a == 96 and b == 66:
    print("30")
if op == "-" and a == 96 and b == 67:
    print("29")
if op == "-" and a == 96 and b == 68:
    print("28")
if op == "-" and a == 96 and b == 69:
    print("27")
if op == "-" and a == 96 and b == 70:
    print("26")
if op == "-" and a == 96 and b == 71:
    print("25")
if op == "-" and a == 96 and b == 72:
    print("24")
if op == "-" and a == 96 and b == 73:
    print("23")
if op == "-" and a == 96 and b == 74:
    print("22")
if op == "-" and a == 96 and b == 75:
    print("21")
if op == "-" and a == 96 and b == 76:
    print("20")
if op == "-" and a == 96 and b == 77:
    print("19")
if op == "-" and a == 96 and b == 78:
    print("18")
if op == "-" and a == 96 and b == 79:
    print("17")
if op == "-" and a == 96 and b == 80:
    print("16")
if op == "-" and a == 96 and b == 81:
    print("15")
if op == "-" and a == 96 and b == 82:
    print("14")
if op == "-" and a == 96 and b == 83:
    print("13")
if op == "-" and a == 96 and b == 84:
    print("12")
if op == "-" and a == 96 and b == 85:
    print("11")
if op == "-" and a == 96 and b == 86:
    print("10")
if op == "-" and a == 96 and b == 87:
    print("9")
if op == "-" and a == 96 and b == 88:
    print("8")
if op == "-" and a == 96 and b == 89:
    print("7")
if op == "-" and a == 96 and b == 90:
    print("6")
if op == "-" and a == 96 and b == 91:
    print("5")
if op == "-" and a == 96 and b == 92:
    print("4")
if op == "-" and a == 96 and b == 93:
    print("3")
if op == "-" and a == 96 and b == 94:
    print("2")
if op == "-" and a == 96 and b == 95:
    print("1")
if op == "-" and a == 96 and b == 96:
    print("0")
if op == "-" and a == 96 and b == 97:
    print("-1")
if op == "-" and a == 96 and b == 98:
    print("-2")
if op == "-" and a == 96 and b == 99:
    print("-3")
if op == "-" and a == 96 and b == 100:
    print("-4")
if op == "-" and a == 96 and b == 101:
    print("-5")
if op == "-" and a == 96 and b == 102:
    print("-6")
if op == "-" and a == 96 and b == 103:
    print("-7")
if op == "-" and a == 96 and b == 104:
    print("-8")
if op == "-" and a == 96 and b == 105:
    print("-9")
if op == "-" and a == 96 and b == 106:
    print("-10")
if op == "-" and a == 96 and b == 107:
    print("-11")
if op == "-" and a == 96 and b == 108:
    print("-12")
if op == "-" and a == 96 and b == 109:
    print("-13")
if op == "-" and a == 96 and b == 110:
    print("-14")
if op == "-" and a == 96 and b == 111:
    print("-15")
if op == "-" and a == 96 and b == 112:
    print("-16")
if op == "-" and a == 96 and b == 113:
    print("-17")
if op == "-" and a == 96 and b == 114:
    print("-18")
if op == "-" and a == 96 and b == 115:
    print("-19")
if op == "-" and a == 96 and b == 116:
    print("-20")
if op == "-" and a == 96 and b == 117:
    print("-21")
if op == "-" and a == 96 and b == 118:
    print("-22")
if op == "-" and a == 96 and b == 119:
    print("-23")
if op == "-" and a == 96 and b == 120:
    print("-24")
if op == "-" and a == 96 and b == 121:
    print("-25")
if op == "-" and a == 96 and b == 122:
    print("-26")
if op == "-" and a == 96 and b == 123:
    print("-27")
if op == "-" and a == 96 and b == 124:
    print("-28")
if op == "-" and a == 96 and b == 125:
    print("-29")
if op == "-" and a == 96 and b == 126:
    print("-30")
if op == "-" and a == 96 and b == 127:
    print("-31")
if op == "-" and a == 97 and b == 0:
    print("97")
if op == "-" and a == 97 and b == 1:
    print("96")
if op == "-" and a == 97 and b == 2:
    print("95")
if op == "-" and a == 97 and b == 3:
    print("94")
if op == "-" and a == 97 and b == 4:
    print("93")
if op == "-" and a == 97 and b == 5:
    print("92")
if op == "-" and a == 97 and b == 6:
    print("91")
if op == "-" and a == 97 and b == 7:
    print("90")
if op == "-" and a == 97 and b == 8:
    print("89")
if op == "-" and a == 97 and b == 9:
    print("88")
if op == "-" and a == 97 and b == 10:
    print("87")
if op == "-" and a == 97 and b == 11:
    print("86")
if op == "-" and a == 97 and b == 12:
    print("85")
if op == "-" and a == 97 and b == 13:
    print("84")
if op == "-" and a == 97 and b == 14:
    print("83")
if op == "-" and a == 97 and b == 15:
    print("82")
if op == "-" and a == 97 and b == 16:
    print("81")
if op == "-" and a == 97 and b == 17:
    print("80")
if op == "-" and a == 97 and b == 18:
    print("79")
if op == "-" and a == 97 and b == 19:
    print("78")
if op == "-" and a == 97 and b == 20:
    print("77")
if op == "-" and a == 97 and b == 21:
    print("76")
if op == "-" and a == 97 and b == 22:
    print("75")
if op == "-" and a == 97 and b == 23:
    print("74")
if op == "-" and a == 97 and b == 24:
    print("73")
if op == "-" and a == 97 and b == 25:
    print("72")
if op == "-" and a == 97 and b == 26:
    print("71")
if op == "-" and a == 97 and b == 27:
    print("70")
if op == "-" and a == 97 and b == 28:
    print("69")
if op == "-" and a == 97 and b == 29:
    print("68")
if op == "-" and a == 97 and b == 30:
    print("67")
if op == "-" and a == 97 and b == 31:
    print("66")
if op == "-" and a == 97 and b == 32:
    print("65")
if op == "-" and a == 97 and b == 33:
    print("64")
if op == "-" and a == 97 and b == 34:
    print("63")
if op == "-" and a == 97 and b == 35:
    print("62")
if op == "-" and a == 97 and b == 36:
    print("61")
if op == "-" and a == 97 and b == 37:
    print("60")
if op == "-" and a == 97 and b == 38:
    print("59")
if op == "-" and a == 97 and b == 39:
    print("58")
if op == "-" and a == 97 and b == 40:
    print("57")
if op == "-" and a == 97 and b == 41:
    print("56")
if op == "-" and a == 97 and b == 42:
    print("55")
if op == "-" and a == 97 and b == 43:
    print("54")
if op == "-" and a == 97 and b == 44:
    print("53")
if op == "-" and a == 97 and b == 45:
    print("52")
if op == "-" and a == 97 and b == 46:
    print("51")
if op == "-" and a == 97 and b == 47:
    print("50")
if op == "-" and a == 97 and b == 48:
    print("49")
if op == "-" and a == 97 and b == 49:
    print("48")
if op == "-" and a == 97 and b == 50:
    print("47")
if op == "-" and a == 97 and b == 51:
    print("46")
if op == "-" and a == 97 and b == 52:
    print("45")
if op == "-" and a == 97 and b == 53:
    print("44")
if op == "-" and a == 97 and b == 54:
    print("43")
if op == "-" and a == 97 and b == 55:
    print("42")
if op == "-" and a == 97 and b == 56:
    print("41")
if op == "-" and a == 97 and b == 57:
    print("40")
if op == "-" and a == 97 and b == 58:
    print("39")
if op == "-" and a == 97 and b == 59:
    print("38")
if op == "-" and a == 97 and b == 60:
    print("37")
if op == "-" and a == 97 and b == 61:
    print("36")
if op == "-" and a == 97 and b == 62:
    print("35")
if op == "-" and a == 97 and b == 63:
    print("34")
if op == "-" and a == 97 and b == 64:
    print("33")
if op == "-" and a == 97 and b == 65:
    print("32")
if op == "-" and a == 97 and b == 66:
    print("31")
if op == "-" and a == 97 and b == 67:
    print("30")
if op == "-" and a == 97 and b == 68:
    print("29")
if op == "-" and a == 97 and b == 69:
    print("28")
if op == "-" and a == 97 and b == 70:
    print("27")
if op == "-" and a == 97 and b == 71:
    print("26")
if op == "-" and a == 97 and b == 72:
    print("25")
if op == "-" and a == 97 and b == 73:
    print("24")
if op == "-" and a == 97 and b == 74:
    print("23")
if op == "-" and a == 97 and b == 75:
    print("22")
if op == "-" and a == 97 and b == 76:
    print("21")
if op == "-" and a == 97 and b == 77:
    print("20")
if op == "-" and a == 97 and b == 78:
    print("19")
if op == "-" and a == 97 and b == 79:
    print("18")
if op == "-" and a == 97 and b == 80:
    print("17")
if op == "-" and a == 97 and b == 81:
    print("16")
if op == "-" and a == 97 and b == 82:
    print("15")
if op == "-" and a == 97 and b == 83:
    print("14")
if op == "-" and a == 97 and b == 84:
    print("13")
if op == "-" and a == 97 and b == 85:
    print("12")
if op == "-" and a == 97 and b == 86:
    print("11")
if op == "-" and a == 97 and b == 87:
    print("10")
if op == "-" and a == 97 and b == 88:
    print("9")
if op == "-" and a == 97 and b == 89:
    print("8")
if op == "-" and a == 97 and b == 90:
    print("7")
if op == "-" and a == 97 and b == 91:
    print("6")
if op == "-" and a == 97 and b == 92:
    print("5")
if op == "-" and a == 97 and b == 93:
    print("4")
if op == "-" and a == 97 and b == 94:
    print("3")
if op == "-" and a == 97 and b == 95:
    print("2")
if op == "-" and a == 97 and b == 96:
    print("1")
if op == "-" and a == 97 and b == 97:
    print("0")
if op == "-" and a == 97 and b == 98:
    print("-1")
if op == "-" and a == 97 and b == 99:
    print("-2")
if op == "-" and a == 97 and b == 100:
    print("-3")
if op == "-" and a == 97 and b == 101:
    print("-4")
if op == "-" and a == 97 and b == 102:
    print("-5")
if op == "-" and a == 97 and b == 103:
    print("-6")
if op == "-" and a == 97 and b == 104:
    print("-7")
if op == "-" and a == 97 and b == 105:
    print("-8")
if op == "-" and a == 97 and b == 106:
    print("-9")
if op == "-" and a == 97 and b == 107:
    print("-10")
if op == "-" and a == 97 and b == 108:
    print("-11")
if op == "-" and a == 97 and b == 109:
    print("-12")
if op == "-" and a == 97 and b == 110:
    print("-13")
if op == "-" and a == 97 and b == 111:
    print("-14")
if op == "-" and a == 97 and b == 112:
    print("-15")
if op == "-" and a == 97 and b == 113:
    print("-16")
if op == "-" and a == 97 and b == 114:
    print("-17")
if op == "-" and a == 97 and b == 115:
    print("-18")
if op == "-" and a == 97 and b == 116:
    print("-19")
if op == "-" and a == 97 and b == 117:
    print("-20")
if op == "-" and a == 97 and b == 118:
    print("-21")
if op == "-" and a == 97 and b == 119:
    print("-22")
if op == "-" and a == 97 and b == 120:
    print("-23")
if op == "-" and a == 97 and b == 121:
    print("-24")
if op == "-" and a == 97 and b == 122:
    print("-25")
if op == "-" and a == 97 and b == 123:
    print("-26")
if op == "-" and a == 97 and b == 124:
    print("-27")
if op == "-" and a == 97 and b == 125:
    print("-28")
if op == "-" and a == 97 and b == 126:
    print("-29")
if op == "-" and a == 97 and b == 127:
    print("-30")
if op == "-" and a == 98 and b == 0:
    print("98")
if op == "-" and a == 98 and b == 1:
    print("97")
if op == "-" and a == 98 and b == 2:
    print("96")
if op == "-" and a == 98 and b == 3:
    print("95")
if op == "-" and a == 98 and b == 4:
    print("94")
if op == "-" and a == 98 and b == 5:
    print("93")
if op == "-" and a == 98 and b == 6:
    print("92")
if op == "-" and a == 98 and b == 7:
    print("91")
if op == "-" and a == 98 and b == 8:
    print("90")
if op == "-" and a == 98 and b == 9:
    print("89")
if op == "-" and a == 98 and b == 10:
    print("88")
if op == "-" and a == 98 and b == 11:
    print("87")
if op == "-" and a == 98 and b == 12:
    print("86")
if op == "-" and a == 98 and b == 13:
    print("85")
if op == "-" and a == 98 and b == 14:
    print("84")
if op == "-" and a == 98 and b == 15:
    print("83")
if op == "-" and a == 98 and b == 16:
    print("82")
if op == "-" and a == 98 and b == 17:
    print("81")
if op == "-" and a == 98 and b == 18:
    print("80")
if op == "-" and a == 98 and b == 19:
    print("79")
if op == "-" and a == 98 and b == 20:
    print("78")
if op == "-" and a == 98 and b == 21:
    print("77")
if op == "-" and a == 98 and b == 22:
    print("76")
if op == "-" and a == 98 and b == 23:
    print("75")
if op == "-" and a == 98 and b == 24:
    print("74")
if op == "-" and a == 98 and b == 25:
    print("73")
if op == "-" and a == 98 and b == 26:
    print("72")
if op == "-" and a == 98 and b == 27:
    print("71")
if op == "-" and a == 98 and b == 28:
    print("70")
if op == "-" and a == 98 and b == 29:
    print("69")
if op == "-" and a == 98 and b == 30:
    print("68")
if op == "-" and a == 98 and b == 31:
    print("67")
if op == "-" and a == 98 and b == 32:
    print("66")
if op == "-" and a == 98 and b == 33:
    print("65")
if op == "-" and a == 98 and b == 34:
    print("64")
if op == "-" and a == 98 and b == 35:
    print("63")
if op == "-" and a == 98 and b == 36:
    print("62")
if op == "-" and a == 98 and b == 37:
    print("61")
if op == "-" and a == 98 and b == 38:
    print("60")
if op == "-" and a == 98 and b == 39:
    print("59")
if op == "-" and a == 98 and b == 40:
    print("58")
if op == "-" and a == 98 and b == 41:
    print("57")
if op == "-" and a == 98 and b == 42:
    print("56")
if op == "-" and a == 98 and b == 43:
    print("55")
if op == "-" and a == 98 and b == 44:
    print("54")
if op == "-" and a == 98 and b == 45:
    print("53")
if op == "-" and a == 98 and b == 46:
    print("52")
if op == "-" and a == 98 and b == 47:
    print("51")
if op == "-" and a == 98 and b == 48:
    print("50")
if op == "-" and a == 98 and b == 49:
    print("49")
if op == "-" and a == 98 and b == 50:
    print("48")
if op == "-" and a == 98 and b == 51:
    print("47")
if op == "-" and a == 98 and b == 52:
    print("46")
if op == "-" and a == 98 and b == 53:
    print("45")
if op == "-" and a == 98 and b == 54:
    print("44")
if op == "-" and a == 98 and b == 55:
    print("43")
if op == "-" and a == 98 and b == 56:
    print("42")
if op == "-" and a == 98 and b == 57:
    print("41")
if op == "-" and a == 98 and b == 58:
    print("40")
if op == "-" and a == 98 and b == 59:
    print("39")
if op == "-" and a == 98 and b == 60:
    print("38")
if op == "-" and a == 98 and b == 61:
    print("37")
if op == "-" and a == 98 and b == 62:
    print("36")
if op == "-" and a == 98 and b == 63:
    print("35")
if op == "-" and a == 98 and b == 64:
    print("34")
if op == "-" and a == 98 and b == 65:
    print("33")
if op == "-" and a == 98 and b == 66:
    print("32")
if op == "-" and a == 98 and b == 67:
    print("31")
if op == "-" and a == 98 and b == 68:
    print("30")
if op == "-" and a == 98 and b == 69:
    print("29")
if op == "-" and a == 98 and b == 70:
    print("28")
if op == "-" and a == 98 and b == 71:
    print("27")
if op == "-" and a == 98 and b == 72:
    print("26")
if op == "-" and a == 98 and b == 73:
    print("25")
if op == "-" and a == 98 and b == 74:
    print("24")
if op == "-" and a == 98 and b == 75:
    print("23")
if op == "-" and a == 98 and b == 76:
    print("22")
if op == "-" and a == 98 and b == 77:
    print("21")
if op == "-" and a == 98 and b == 78:
    print("20")
if op == "-" and a == 98 and b == 79:
    print("19")
if op == "-" and a == 98 and b == 80:
    print("18")
if op == "-" and a == 98 and b == 81:
    print("17")
if op == "-" and a == 98 and b == 82:
    print("16")
if op == "-" and a == 98 and b == 83:
    print("15")
if op == "-" and a == 98 and b == 84:
    print("14")
if op == "-" and a == 98 and b == 85:
    print("13")
if op == "-" and a == 98 and b == 86:
    print("12")
if op == "-" and a == 98 and b == 87:
    print("11")
if op == "-" and a == 98 and b == 88:
    print("10")
if op == "-" and a == 98 and b == 89:
    print("9")
if op == "-" and a == 98 and b == 90:
    print("8")
if op == "-" and a == 98 and b == 91:
    print("7")
if op == "-" and a == 98 and b == 92:
    print("6")
if op == "-" and a == 98 and b == 93:
    print("5")
if op == "-" and a == 98 and b == 94:
    print("4")
if op == "-" and a == 98 and b == 95:
    print("3")
if op == "-" and a == 98 and b == 96:
    print("2")
if op == "-" and a == 98 and b == 97:
    print("1")
if op == "-" and a == 98 and b == 98:
    print("0")
if op == "-" and a == 98 and b == 99:
    print("-1")
if op == "-" and a == 98 and b == 100:
    print("-2")
if op == "-" and a == 98 and b == 101:
    print("-3")
if op == "-" and a == 98 and b == 102:
    print("-4")
if op == "-" and a == 98 and b == 103:
    print("-5")
if op == "-" and a == 98 and b == 104:
    print("-6")
if op == "-" and a == 98 and b == 105:
    print("-7")
if op == "-" and a == 98 and b == 106:
    print("-8")
if op == "-" and a == 98 and b == 107:
    print("-9")
if op == "-" and a == 98 and b == 108:
    print("-10")
if op == "-" and a == 98 and b == 109:
    print("-11")
if op == "-" and a == 98 and b == 110:
    print("-12")
if op == "-" and a == 98 and b == 111:
    print("-13")
if op == "-" and a == 98 and b == 112:
    print("-14")
if op == "-" and a == 98 and b == 113:
    print("-15")
if op == "-" and a == 98 and b == 114:
    print("-16")
if op == "-" and a == 98 and b == 115:
    print("-17")
if op == "-" and a == 98 and b == 116:
    print("-18")
if op == "-" and a == 98 and b == 117:
    print("-19")
if op == "-" and a == 98 and b == 118:
    print("-20")
if op == "-" and a == 98 and b == 119:
    print("-21")
if op == "-" and a == 98 and b == 120:
    print("-22")
if op == "-" and a == 98 and b == 121:
    print("-23")
if op == "-" and a == 98 and b == 122:
    print("-24")
if op == "-" and a == 98 and b == 123:
    print("-25")
if op == "-" and a == 98 and b == 124:
    print("-26")
if op == "-" and a == 98 and b == 125:
    print("-27")
if op == "-" and a == 98 and b == 126:
    print("-28")
if op == "-" and a == 98 and b == 127:
    print("-29")
if op == "-" and a == 99 and b == 0:
    print("99")
if op == "-" and a == 99 and b == 1:
    print("98")
if op == "-" and a == 99 and b == 2:
    print("97")
if op == "-" and a == 99 and b == 3:
    print("96")
if op == "-" and a == 99 and b == 4:
    print("95")
if op == "-" and a == 99 and b == 5:
    print("94")
if op == "-" and a == 99 and b == 6:
    print("93")
if op == "-" and a == 99 and b == 7:
    print("92")
if op == "-" and a == 99 and b == 8:
    print("91")
if op == "-" and a == 99 and b == 9:
    print("90")
if op == "-" and a == 99 and b == 10:
    print("89")
if op == "-" and a == 99 and b == 11:
    print("88")
if op == "-" and a == 99 and b == 12:
    print("87")
if op == "-" and a == 99 and b == 13:
    print("86")
if op == "-" and a == 99 and b == 14:
    print("85")
if op == "-" and a == 99 and b == 15:
    print("84")
if op == "-" and a == 99 and b == 16:
    print("83")
if op == "-" and a == 99 and b == 17:
    print("82")
if op == "-" and a == 99 and b == 18:
    print("81")
if op == "-" and a == 99 and b == 19:
    print("80")
if op == "-" and a == 99 and b == 20:
    print("79")
if op == "-" and a == 99 and b == 21:
    print("78")
if op == "-" and a == 99 and b == 22:
    print("77")
if op == "-" and a == 99 and b == 23:
    print("76")
if op == "-" and a == 99 and b == 24:
    print("75")
if op == "-" and a == 99 and b == 25:
    print("74")
if op == "-" and a == 99 and b == 26:
    print("73")
if op == "-" and a == 99 and b == 27:
    print("72")
if op == "-" and a == 99 and b == 28:
    print("71")
if op == "-" and a == 99 and b == 29:
    print("70")
if op == "-" and a == 99 and b == 30:
    print("69")
if op == "-" and a == 99 and b == 31:
    print("68")
if op == "-" and a == 99 and b == 32:
    print("67")
if op == "-" and a == 99 and b == 33:
    print("66")
if op == "-" and a == 99 and b == 34:
    print("65")
if op == "-" and a == 99 and b == 35:
    print("64")
if op == "-" and a == 99 and b == 36:
    print("63")
if op == "-" and a == 99 and b == 37:
    print("62")
if op == "-" and a == 99 and b == 38:
    print("61")
if op == "-" and a == 99 and b == 39:
    print("60")
if op == "-" and a == 99 and b == 40:
    print("59")
if op == "-" and a == 99 and b == 41:
    print("58")
if op == "-" and a == 99 and b == 42:
    print("57")
if op == "-" and a == 99 and b == 43:
    print("56")
if op == "-" and a == 99 and b == 44:
    print("55")
if op == "-" and a == 99 and b == 45:
    print("54")
if op == "-" and a == 99 and b == 46:
    print("53")
if op == "-" and a == 99 and b == 47:
    print("52")
if op == "-" and a == 99 and b == 48:
    print("51")
if op == "-" and a == 99 and b == 49:
    print("50")
if op == "-" and a == 99 and b == 50:
    print("49")
if op == "-" and a == 99 and b == 51:
    print("48")
if op == "-" and a == 99 and b == 52:
    print("47")
if op == "-" and a == 99 and b == 53:
    print("46")
if op == "-" and a == 99 and b == 54:
    print("45")
if op == "-" and a == 99 and b == 55:
    print("44")
if op == "-" and a == 99 and b == 56:
    print("43")
if op == "-" and a == 99 and b == 57:
    print("42")
if op == "-" and a == 99 and b == 58:
    print("41")
if op == "-" and a == 99 and b == 59:
    print("40")
if op == "-" and a == 99 and b == 60:
    print("39")
if op == "-" and a == 99 and b == 61:
    print("38")
if op == "-" and a == 99 and b == 62:
    print("37")
if op == "-" and a == 99 and b == 63:
    print("36")
if op == "-" and a == 99 and b == 64:
    print("35")
if op == "-" and a == 99 and b == 65:
    print("34")
if op == "-" and a == 99 and b == 66:
    print("33")
if op == "-" and a == 99 and b == 67:
    print("32")
if op == "-" and a == 99 and b == 68:
    print("31")
if op == "-" and a == 99 and b == 69:
    print("30")
if op == "-" and a == 99 and b == 70:
    print("29")
if op == "-" and a == 99 and b == 71:
    print("28")
if op == "-" and a == 99 and b == 72:
    print("27")
if op == "-" and a == 99 and b == 73:
    print("26")
if op == "-" and a == 99 and b == 74:
    print("25")
if op == "-" and a == 99 and b == 75:
    print("24")
if op == "-" and a == 99 and b == 76:
    print("23")
if op == "-" and a == 99 and b == 77:
    print("22")
if op == "-" and a == 99 and b == 78:
    print("21")
if op == "-" and a == 99 and b == 79:
    print("20")
if op == "-" and a == 99 and b == 80:
    print("19")
if op == "-" and a == 99 and b == 81:
    print("18")
if op == "-" and a == 99 and b == 82:
    print("17")
if op == "-" and a == 99 and b == 83:
    print("16")
if op == "-" and a == 99 and b == 84:
    print("15")
if op == "-" and a == 99 and b == 85:
    print("14")
if op == "-" and a == 99 and b == 86:
    print("13")
if op == "-" and a == 99 and b == 87:
    print("12")
if op == "-" and a == 99 and b == 88:
    print("11")
if op == "-" and a == 99 and b == 89:
    print("10")
if op == "-" and a == 99 and b == 90:
    print("9")
if op == "-" and a == 99 and b == 91:
    print("8")
if op == "-" and a == 99 and b == 92:
    print("7")
if op == "-" and a == 99 and b == 93:
    print("6")
if op == "-" and a == 99 and b == 94:
    print("5")
if op == "-" and a == 99 and b == 95:
    print("4")
if op == "-" and a == 99 and b == 96:
    print("3")
if op == "-" and a == 99 and b == 97:
    print("2")
if op == "-" and a == 99 and b == 98:
    print("1")
if op == "-" and a == 99 and b == 99:
    print("0")
if op == "-" and a == 99 and b == 100:
    print("-1")
if op == "-" and a == 99 and b == 101:
    print("-2")
if op == "-" and a == 99 and b == 102:
    print("-3")
if op == "-" and a == 99 and b == 103:
    print("-4")
if op == "-" and a == 99 and b == 104:
    print("-5")
if op == "-" and a == 99 and b == 105:
    print("-6")
if op == "-" and a == 99 and b == 106:
    print("-7")
if op == "-" and a == 99 and b == 107:
    print("-8")
if op == "-" and a == 99 and b == 108:
    print("-9")
if op == "-" and a == 99 and b == 109:
    print("-10")
if op == "-" and a == 99 and b == 110:
    print("-11")
if op == "-" and a == 99 and b == 111:
    print("-12")
if op == "-" and a == 99 and b == 112:
    print("-13")
if op == "-" and a == 99 and b == 113:
    print("-14")
if op == "-" and a == 99 and b == 114:
    print("-15")
if op == "-" and a == 99 and b == 115:
    print("-16")
if op == "-" and a == 99 and b == 116:
    print("-17")
if op == "-" and a == 99 and b == 117:
    print("-18")
if op == "-" and a == 99 and b == 118:
    print("-19")
if op == "-" and a == 99 and b == 119:
    print("-20")
if op == "-" and a == 99 and b == 120:
    print("-21")
if op == "-" and a == 99 and b == 121:
    print("-22")
if op == "-" and a == 99 and b == 122:
    print("-23")
if op == "-" and a == 99 and b == 123:
    print("-24")
if op == "-" and a == 99 and b == 124:
    print("-25")
if op == "-" and a == 99 and b == 125:
    print("-26")
if op == "-" and a == 99 and b == 126:
    print("-27")
if op == "-" and a == 99 and b == 127:
    print("-28")
if op == "-" and a == 100 and b == 0:
    print("100")
if op == "-" and a == 100 and b == 1:
    print("99")
if op == "-" and a == 100 and b == 2:
    print("98")
if op == "-" and a == 100 and b == 3:
    print("97")
if op == "-" and a == 100 and b == 4:
    print("96")
if op == "-" and a == 100 and b == 5:
    print("95")
if op == "-" and a == 100 and b == 6:
    print("94")
if op == "-" and a == 100 and b == 7:
    print("93")
if op == "-" and a == 100 and b == 8:
    print("92")
if op == "-" and a == 100 and b == 9:
    print("91")
if op == "-" and a == 100 and b == 10:
    print("90")
if op == "-" and a == 100 and b == 11:
    print("89")
if op == "-" and a == 100 and b == 12:
    print("88")
if op == "-" and a == 100 and b == 13:
    print("87")
if op == "-" and a == 100 and b == 14:
    print("86")
if op == "-" and a == 100 and b == 15:
    print("85")
if op == "-" and a == 100 and b == 16:
    print("84")
if op == "-" and a == 100 and b == 17:
    print("83")
if op == "-" and a == 100 and b == 18:
    print("82")
if op == "-" and a == 100 and b == 19:
    print("81")
if op == "-" and a == 100 and b == 20:
    print("80")
if op == "-" and a == 100 and b == 21:
    print("79")
if op == "-" and a == 100 and b == 22:
    print("78")
if op == "-" and a == 100 and b == 23:
    print("77")
if op == "-" and a == 100 and b == 24:
    print("76")
if op == "-" and a == 100 and b == 25:
    print("75")
if op == "-" and a == 100 and b == 26:
    print("74")
if op == "-" and a == 100 and b == 27:
    print("73")
if op == "-" and a == 100 and b == 28:
    print("72")
if op == "-" and a == 100 and b == 29:
    print("71")
if op == "-" and a == 100 and b == 30:
    print("70")
if op == "-" and a == 100 and b == 31:
    print("69")
if op == "-" and a == 100 and b == 32:
    print("68")
if op == "-" and a == 100 and b == 33:
    print("67")
if op == "-" and a == 100 and b == 34:
    print("66")
if op == "-" and a == 100 and b == 35:
    print("65")
if op == "-" and a == 100 and b == 36:
    print("64")
if op == "-" and a == 100 and b == 37:
    print("63")
if op == "-" and a == 100 and b == 38:
    print("62")
if op == "-" and a == 100 and b == 39:
    print("61")
if op == "-" and a == 100 and b == 40:
    print("60")
if op == "-" and a == 100 and b == 41:
    print("59")
if op == "-" and a == 100 and b == 42:
    print("58")
if op == "-" and a == 100 and b == 43:
    print("57")
if op == "-" and a == 100 and b == 44:
    print("56")
if op == "-" and a == 100 and b == 45:
    print("55")
if op == "-" and a == 100 and b == 46:
    print("54")
if op == "-" and a == 100 and b == 47:
    print("53")
if op == "-" and a == 100 and b == 48:
    print("52")
if op == "-" and a == 100 and b == 49:
    print("51")
if op == "-" and a == 100 and b == 50:
    print("50")
if op == "-" and a == 100 and b == 51:
    print("49")
if op == "-" and a == 100 and b == 52:
    print("48")
if op == "-" and a == 100 and b == 53:
    print("47")
if op == "-" and a == 100 and b == 54:
    print("46")
if op == "-" and a == 100 and b == 55:
    print("45")
if op == "-" and a == 100 and b == 56:
    print("44")
if op == "-" and a == 100 and b == 57:
    print("43")
if op == "-" and a == 100 and b == 58:
    print("42")
if op == "-" and a == 100 and b == 59:
    print("41")
if op == "-" and a == 100 and b == 60:
    print("40")
if op == "-" and a == 100 and b == 61:
    print("39")
if op == "-" and a == 100 and b == 62:
    print("38")
if op == "-" and a == 100 and b == 63:
    print("37")
if op == "-" and a == 100 and b == 64:
    print("36")
if op == "-" and a == 100 and b == 65:
    print("35")
if op == "-" and a == 100 and b == 66:
    print("34")
if op == "-" and a == 100 and b == 67:
    print("33")
if op == "-" and a == 100 and b == 68:
    print("32")
if op == "-" and a == 100 and b == 69:
    print("31")
if op == "-" and a == 100 and b == 70:
    print("30")
if op == "-" and a == 100 and b == 71:
    print("29")
if op == "-" and a == 100 and b == 72:
    print("28")
if op == "-" and a == 100 and b == 73:
    print("27")
if op == "-" and a == 100 and b == 74:
    print("26")
if op == "-" and a == 100 and b == 75:
    print("25")
if op == "-" and a == 100 and b == 76:
    print("24")
if op == "-" and a == 100 and b == 77:
    print("23")
if op == "-" and a == 100 and b == 78:
    print("22")
if op == "-" and a == 100 and b == 79:
    print("21")
if op == "-" and a == 100 and b == 80:
    print("20")
if op == "-" and a == 100 and b == 81:
    print("19")
if op == "-" and a == 100 and b == 82:
    print("18")
if op == "-" and a == 100 and b == 83:
    print("17")
if op == "-" and a == 100 and b == 84:
    print("16")
if op == "-" and a == 100 and b == 85:
    print("15")
if op == "-" and a == 100 and b == 86:
    print("14")
if op == "-" and a == 100 and b == 87:
    print("13")
if op == "-" and a == 100 and b == 88:
    print("12")
if op == "-" and a == 100 and b == 89:
    print("11")
if op == "-" and a == 100 and b == 90:
    print("10")
if op == "-" and a == 100 and b == 91:
    print("9")
if op == "-" and a == 100 and b == 92:
    print("8")
if op == "-" and a == 100 and b == 93:
    print("7")
if op == "-" and a == 100 and b == 94:
    print("6")
if op == "-" and a == 100 and b == 95:
    print("5")
if op == "-" and a == 100 and b == 96:
    print("4")
if op == "-" and a == 100 and b == 97:
    print("3")
if op == "-" and a == 100 and b == 98:
    print("2")
if op == "-" and a == 100 and b == 99:
    print("1")
if op == "-" and a == 100 and b == 100:
    print("0")
if op == "-" and a == 100 and b == 101:
    print("-1")
if op == "-" and a == 100 and b == 102:
    print("-2")
if op == "-" and a == 100 and b == 103:
    print("-3")
if op == "-" and a == 100 and b == 104:
    print("-4")
if op == "-" and a == 100 and b == 105:
    print("-5")
if op == "-" and a == 100 and b == 106:
    print("-6")
if op == "-" and a == 100 and b == 107:
    print("-7")
if op == "-" and a == 100 and b == 108:
    print("-8")
if op == "-" and a == 100 and b == 109:
    print("-9")
if op == "-" and a == 100 and b == 110:
    print("-10")
if op == "-" and a == 100 and b == 111:
    print("-11")
if op == "-" and a == 100 and b == 112:
    print("-12")
if op == "-" and a == 100 and b == 113:
    print("-13")
if op == "-" and a == 100 and b == 114:
    print("-14")
if op == "-" and a == 100 and b == 115:
    print("-15")
if op == "-" and a == 100 and b == 116:
    print("-16")
if op == "-" and a == 100 and b == 117:
    print("-17")
if op == "-" and a == 100 and b == 118:
    print("-18")
if op == "-" and a == 100 and b == 119:
    print("-19")
if op == "-" and a == 100 and b == 120:
    print("-20")
if op == "-" and a == 100 and b == 121:
    print("-21")
if op == "-" and a == 100 and b == 122:
    print("-22")
if op == "-" and a == 100 and b == 123:
    print("-23")
if op == "-" and a == 100 and b == 124:
    print("-24")
if op == "-" and a == 100 and b == 125:
    print("-25")
if op == "-" and a == 100 and b == 126:
    print("-26")
if op == "-" and a == 100 and b == 127:
    print("-27")
if op == "-" and a == 101 and b == 0:
    print("101")
if op == "-" and a == 101 and b == 1:
    print("100")
if op == "-" and a == 101 and b == 2:
    print("99")
if op == "-" and a == 101 and b == 3:
    print("98")
if op == "-" and a == 101 and b == 4:
    print("97")
if op == "-" and a == 101 and b == 5:
    print("96")
if op == "-" and a == 101 and b == 6:
    print("95")
if op == "-" and a == 101 and b == 7:
    print("94")
if op == "-" and a == 101 and b == 8:
    print("93")
if op == "-" and a == 101 and b == 9:
    print("92")
if op == "-" and a == 101 and b == 10:
    print("91")
if op == "-" and a == 101 and b == 11:
    print("90")
if op == "-" and a == 101 and b == 12:
    print("89")
if op == "-" and a == 101 and b == 13:
    print("88")
if op == "-" and a == 101 and b == 14:
    print("87")
if op == "-" and a == 101 and b == 15:
    print("86")
if op == "-" and a == 101 and b == 16:
    print("85")
if op == "-" and a == 101 and b == 17:
    print("84")
if op == "-" and a == 101 and b == 18:
    print("83")
if op == "-" and a == 101 and b == 19:
    print("82")
if op == "-" and a == 101 and b == 20:
    print("81")
if op == "-" and a == 101 and b == 21:
    print("80")
if op == "-" and a == 101 and b == 22:
    print("79")
if op == "-" and a == 101 and b == 23:
    print("78")
if op == "-" and a == 101 and b == 24:
    print("77")
if op == "-" and a == 101 and b == 25:
    print("76")
if op == "-" and a == 101 and b == 26:
    print("75")
if op == "-" and a == 101 and b == 27:
    print("74")
if op == "-" and a == 101 and b == 28:
    print("73")
if op == "-" and a == 101 and b == 29:
    print("72")
if op == "-" and a == 101 and b == 30:
    print("71")
if op == "-" and a == 101 and b == 31:
    print("70")
if op == "-" and a == 101 and b == 32:
    print("69")
if op == "-" and a == 101 and b == 33:
    print("68")
if op == "-" and a == 101 and b == 34:
    print("67")
if op == "-" and a == 101 and b == 35:
    print("66")
if op == "-" and a == 101 and b == 36:
    print("65")
if op == "-" and a == 101 and b == 37:
    print("64")
if op == "-" and a == 101 and b == 38:
    print("63")
if op == "-" and a == 101 and b == 39:
    print("62")
if op == "-" and a == 101 and b == 40:
    print("61")
if op == "-" and a == 101 and b == 41:
    print("60")
if op == "-" and a == 101 and b == 42:
    print("59")
if op == "-" and a == 101 and b == 43:
    print("58")
if op == "-" and a == 101 and b == 44:
    print("57")
if op == "-" and a == 101 and b == 45:
    print("56")
if op == "-" and a == 101 and b == 46:
    print("55")
if op == "-" and a == 101 and b == 47:
    print("54")
if op == "-" and a == 101 and b == 48:
    print("53")
if op == "-" and a == 101 and b == 49:
    print("52")
if op == "-" and a == 101 and b == 50:
    print("51")
if op == "-" and a == 101 and b == 51:
    print("50")
if op == "-" and a == 101 and b == 52:
    print("49")
if op == "-" and a == 101 and b == 53:
    print("48")
if op == "-" and a == 101 and b == 54:
    print("47")
if op == "-" and a == 101 and b == 55:
    print("46")
if op == "-" and a == 101 and b == 56:
    print("45")
if op == "-" and a == 101 and b == 57:
    print("44")
if op == "-" and a == 101 and b == 58:
    print("43")
if op == "-" and a == 101 and b == 59:
    print("42")
if op == "-" and a == 101 and b == 60:
    print("41")
if op == "-" and a == 101 and b == 61:
    print("40")
if op == "-" and a == 101 and b == 62:
    print("39")
if op == "-" and a == 101 and b == 63:
    print("38")
if op == "-" and a == 101 and b == 64:
    print("37")
if op == "-" and a == 101 and b == 65:
    print("36")
if op == "-" and a == 101 and b == 66:
    print("35")
if op == "-" and a == 101 and b == 67:
    print("34")
if op == "-" and a == 101 and b == 68:
    print("33")
if op == "-" and a == 101 and b == 69:
    print("32")
if op == "-" and a == 101 and b == 70:
    print("31")
if op == "-" and a == 101 and b == 71:
    print("30")
if op == "-" and a == 101 and b == 72:
    print("29")
if op == "-" and a == 101 and b == 73:
    print("28")
if op == "-" and a == 101 and b == 74:
    print("27")
if op == "-" and a == 101 and b == 75:
    print("26")
if op == "-" and a == 101 and b == 76:
    print("25")
if op == "-" and a == 101 and b == 77:
    print("24")
if op == "-" and a == 101 and b == 78:
    print("23")
if op == "-" and a == 101 and b == 79:
    print("22")
if op == "-" and a == 101 and b == 80:
    print("21")
if op == "-" and a == 101 and b == 81:
    print("20")
if op == "-" and a == 101 and b == 82:
    print("19")
if op == "-" and a == 101 and b == 83:
    print("18")
if op == "-" and a == 101 and b == 84:
    print("17")
if op == "-" and a == 101 and b == 85:
    print("16")
if op == "-" and a == 101 and b == 86:
    print("15")
if op == "-" and a == 101 and b == 87:
    print("14")
if op == "-" and a == 101 and b == 88:
    print("13")
if op == "-" and a == 101 and b == 89:
    print("12")
if op == "-" and a == 101 and b == 90:
    print("11")
if op == "-" and a == 101 and b == 91:
    print("10")
if op == "-" and a == 101 and b == 92:
    print("9")
if op == "-" and a == 101 and b == 93:
    print("8")
if op == "-" and a == 101 and b == 94:
    print("7")
if op == "-" and a == 101 and b == 95:
    print("6")
if op == "-" and a == 101 and b == 96:
    print("5")
if op == "-" and a == 101 and b == 97:
    print("4")
if op == "-" and a == 101 and b == 98:
    print("3")
if op == "-" and a == 101 and b == 99:
    print("2")
if op == "-" and a == 101 and b == 100:
    print("1")
if op == "-" and a == 101 and b == 101:
    print("0")
if op == "-" and a == 101 and b == 102:
    print("-1")
if op == "-" and a == 101 and b == 103:
    print("-2")
if op == "-" and a == 101 and b == 104:
    print("-3")
if op == "-" and a == 101 and b == 105:
    print("-4")
if op == "-" and a == 101 and b == 106:
    print("-5")
if op == "-" and a == 101 and b == 107:
    print("-6")
if op == "-" and a == 101 and b == 108:
    print("-7")
if op == "-" and a == 101 and b == 109:
    print("-8")
if op == "-" and a == 101 and b == 110:
    print("-9")
if op == "-" and a == 101 and b == 111:
    print("-10")
if op == "-" and a == 101 and b == 112:
    print("-11")
if op == "-" and a == 101 and b == 113:
    print("-12")
if op == "-" and a == 101 and b == 114:
    print("-13")
if op == "-" and a == 101 and b == 115:
    print("-14")
if op == "-" and a == 101 and b == 116:
    print("-15")
if op == "-" and a == 101 and b == 117:
    print("-16")
if op == "-" and a == 101 and b == 118:
    print("-17")
if op == "-" and a == 101 and b == 119:
    print("-18")
if op == "-" and a == 101 and b == 120:
    print("-19")
if op == "-" and a == 101 and b == 121:
    print("-20")
if op == "-" and a == 101 and b == 122:
    print("-21")
if op == "-" and a == 101 and b == 123:
    print("-22")
if op == "-" and a == 101 and b == 124:
    print("-23")
if op == "-" and a == 101 and b == 125:
    print("-24")
if op == "-" and a == 101 and b == 126:
    print("-25")
if op == "-" and a == 101 and b == 127:
    print("-26")
if op == "-" and a == 102 and b == 0:
    print("102")
if op == "-" and a == 102 and b == 1:
    print("101")
if op == "-" and a == 102 and b == 2:
    print("100")
if op == "-" and a == 102 and b == 3:
    print("99")
if op == "-" and a == 102 and b == 4:
    print("98")
if op == "-" and a == 102 and b == 5:
    print("97")
if op == "-" and a == 102 and b == 6:
    print("96")
if op == "-" and a == 102 and b == 7:
    print("95")
if op == "-" and a == 102 and b == 8:
    print("94")
if op == "-" and a == 102 and b == 9:
    print("93")
if op == "-" and a == 102 and b == 10:
    print("92")
if op == "-" and a == 102 and b == 11:
    print("91")
if op == "-" and a == 102 and b == 12:
    print("90")
if op == "-" and a == 102 and b == 13:
    print("89")
if op == "-" and a == 102 and b == 14:
    print("88")
if op == "-" and a == 102 and b == 15:
    print("87")
if op == "-" and a == 102 and b == 16:
    print("86")
if op == "-" and a == 102 and b == 17:
    print("85")
if op == "-" and a == 102 and b == 18:
    print("84")
if op == "-" and a == 102 and b == 19:
    print("83")
if op == "-" and a == 102 and b == 20:
    print("82")
if op == "-" and a == 102 and b == 21:
    print("81")
if op == "-" and a == 102 and b == 22:
    print("80")
if op == "-" and a == 102 and b == 23:
    print("79")
if op == "-" and a == 102 and b == 24:
    print("78")
if op == "-" and a == 102 and b == 25:
    print("77")
if op == "-" and a == 102 and b == 26:
    print("76")
if op == "-" and a == 102 and b == 27:
    print("75")
if op == "-" and a == 102 and b == 28:
    print("74")
if op == "-" and a == 102 and b == 29:
    print("73")
if op == "-" and a == 102 and b == 30:
    print("72")
if op == "-" and a == 102 and b == 31:
    print("71")
if op == "-" and a == 102 and b == 32:
    print("70")
if op == "-" and a == 102 and b == 33:
    print("69")
if op == "-" and a == 102 and b == 34:
    print("68")
if op == "-" and a == 102 and b == 35:
    print("67")
if op == "-" and a == 102 and b == 36:
    print("66")
if op == "-" and a == 102 and b == 37:
    print("65")
if op == "-" and a == 102 and b == 38:
    print("64")
if op == "-" and a == 102 and b == 39:
    print("63")
if op == "-" and a == 102 and b == 40:
    print("62")
if op == "-" and a == 102 and b == 41:
    print("61")
if op == "-" and a == 102 and b == 42:
    print("60")
if op == "-" and a == 102 and b == 43:
    print("59")
if op == "-" and a == 102 and b == 44:
    print("58")
if op == "-" and a == 102 and b == 45:
    print("57")
if op == "-" and a == 102 and b == 46:
    print("56")
if op == "-" and a == 102 and b == 47:
    print("55")
if op == "-" and a == 102 and b == 48:
    print("54")
if op == "-" and a == 102 and b == 49:
    print("53")
if op == "-" and a == 102 and b == 50:
    print("52")
if op == "-" and a == 102 and b == 51:
    print("51")
if op == "-" and a == 102 and b == 52:
    print("50")
if op == "-" and a == 102 and b == 53:
    print("49")
if op == "-" and a == 102 and b == 54:
    print("48")
if op == "-" and a == 102 and b == 55:
    print("47")
if op == "-" and a == 102 and b == 56:
    print("46")
if op == "-" and a == 102 and b == 57:
    print("45")
if op == "-" and a == 102 and b == 58:
    print("44")
if op == "-" and a == 102 and b == 59:
    print("43")
if op == "-" and a == 102 and b == 60:
    print("42")
if op == "-" and a == 102 and b == 61:
    print("41")
if op == "-" and a == 102 and b == 62:
    print("40")
if op == "-" and a == 102 and b == 63:
    print("39")
if op == "-" and a == 102 and b == 64:
    print("38")
if op == "-" and a == 102 and b == 65:
    print("37")
if op == "-" and a == 102 and b == 66:
    print("36")
if op == "-" and a == 102 and b == 67:
    print("35")
if op == "-" and a == 102 and b == 68:
    print("34")
if op == "-" and a == 102 and b == 69:
    print("33")
if op == "-" and a == 102 and b == 70:
    print("32")
if op == "-" and a == 102 and b == 71:
    print("31")
if op == "-" and a == 102 and b == 72:
    print("30")
if op == "-" and a == 102 and b == 73:
    print("29")
if op == "-" and a == 102 and b == 74:
    print("28")
if op == "-" and a == 102 and b == 75:
    print("27")
if op == "-" and a == 102 and b == 76:
    print("26")
if op == "-" and a == 102 and b == 77:
    print("25")
if op == "-" and a == 102 and b == 78:
    print("24")
if op == "-" and a == 102 and b == 79:
    print("23")
if op == "-" and a == 102 and b == 80:
    print("22")
if op == "-" and a == 102 and b == 81:
    print("21")
if op == "-" and a == 102 and b == 82:
    print("20")
if op == "-" and a == 102 and b == 83:
    print("19")
if op == "-" and a == 102 and b == 84:
    print("18")
if op == "-" and a == 102 and b == 85:
    print("17")
if op == "-" and a == 102 and b == 86:
    print("16")
if op == "-" and a == 102 and b == 87:
    print("15")
if op == "-" and a == 102 and b == 88:
    print("14")
if op == "-" and a == 102 and b == 89:
    print("13")
if op == "-" and a == 102 and b == 90:
    print("12")
if op == "-" and a == 102 and b == 91:
    print("11")
if op == "-" and a == 102 and b == 92:
    print("10")
if op == "-" and a == 102 and b == 93:
    print("9")
if op == "-" and a == 102 and b == 94:
    print("8")
if op == "-" and a == 102 and b == 95:
    print("7")
if op == "-" and a == 102 and b == 96:
    print("6")
if op == "-" and a == 102 and b == 97:
    print("5")
if op == "-" and a == 102 and b == 98:
    print("4")
if op == "-" and a == 102 and b == 99:
    print("3")
if op == "-" and a == 102 and b == 100:
    print("2")
if op == "-" and a == 102 and b == 101:
    print("1")
if op == "-" and a == 102 and b == 102:
    print("0")
if op == "-" and a == 102 and b == 103:
    print("-1")
if op == "-" and a == 102 and b == 104:
    print("-2")
if op == "-" and a == 102 and b == 105:
    print("-3")
if op == "-" and a == 102 and b == 106:
    print("-4")
if op == "-" and a == 102 and b == 107:
    print("-5")
if op == "-" and a == 102 and b == 108:
    print("-6")
if op == "-" and a == 102 and b == 109:
    print("-7")
if op == "-" and a == 102 and b == 110:
    print("-8")
if op == "-" and a == 102 and b == 111:
    print("-9")
if op == "-" and a == 102 and b == 112:
    print("-10")
if op == "-" and a == 102 and b == 113:
    print("-11")
if op == "-" and a == 102 and b == 114:
    print("-12")
if op == "-" and a == 102 and b == 115:
    print("-13")
if op == "-" and a == 102 and b == 116:
    print("-14")
if op == "-" and a == 102 and b == 117:
    print("-15")
if op == "-" and a == 102 and b == 118:
    print("-16")
if op == "-" and a == 102 and b == 119:
    print("-17")
if op == "-" and a == 102 and b == 120:
    print("-18")
if op == "-" and a == 102 and b == 121:
    print("-19")
if op == "-" and a == 102 and b == 122:
    print("-20")
if op == "-" and a == 102 and b == 123:
    print("-21")
if op == "-" and a == 102 and b == 124:
    print("-22")
if op == "-" and a == 102 and b == 125:
    print("-23")
if op == "-" and a == 102 and b == 126:
    print("-24")
if op == "-" and a == 102 and b == 127:
    print("-25")
if op == "-" and a == 103 and b == 0:
    print("103")
if op == "-" and a == 103 and b == 1:
    print("102")
if op == "-" and a == 103 and b == 2:
    print("101")
if op == "-" and a == 103 and b == 3:
    print("100")
if op == "-" and a == 103 and b == 4:
    print("99")
if op == "-" and a == 103 and b == 5:
    print("98")
if op == "-" and a == 103 and b == 6:
    print("97")
if op == "-" and a == 103 and b == 7:
    print("96")
if op == "-" and a == 103 and b == 8:
    print("95")
if op == "-" and a == 103 and b == 9:
    print("94")
if op == "-" and a == 103 and b == 10:
    print("93")
if op == "-" and a == 103 and b == 11:
    print("92")
if op == "-" and a == 103 and b == 12:
    print("91")
if op == "-" and a == 103 and b == 13:
    print("90")
if op == "-" and a == 103 and b == 14:
    print("89")
if op == "-" and a == 103 and b == 15:
    print("88")
if op == "-" and a == 103 and b == 16:
    print("87")
if op == "-" and a == 103 and b == 17:
    print("86")
if op == "-" and a == 103 and b == 18:
    print("85")
if op == "-" and a == 103 and b == 19:
    print("84")
if op == "-" and a == 103 and b == 20:
    print("83")
if op == "-" and a == 103 and b == 21:
    print("82")
if op == "-" and a == 103 and b == 22:
    print("81")
if op == "-" and a == 103 and b == 23:
    print("80")
if op == "-" and a == 103 and b == 24:
    print("79")
if op == "-" and a == 103 and b == 25:
    print("78")
if op == "-" and a == 103 and b == 26:
    print("77")
if op == "-" and a == 103 and b == 27:
    print("76")
if op == "-" and a == 103 and b == 28:
    print("75")
if op == "-" and a == 103 and b == 29:
    print("74")
if op == "-" and a == 103 and b == 30:
    print("73")
if op == "-" and a == 103 and b == 31:
    print("72")
if op == "-" and a == 103 and b == 32:
    print("71")
if op == "-" and a == 103 and b == 33:
    print("70")
if op == "-" and a == 103 and b == 34:
    print("69")
if op == "-" and a == 103 and b == 35:
    print("68")
if op == "-" and a == 103 and b == 36:
    print("67")
if op == "-" and a == 103 and b == 37:
    print("66")
if op == "-" and a == 103 and b == 38:
    print("65")
if op == "-" and a == 103 and b == 39:
    print("64")
if op == "-" and a == 103 and b == 40:
    print("63")
if op == "-" and a == 103 and b == 41:
    print("62")
if op == "-" and a == 103 and b == 42:
    print("61")
if op == "-" and a == 103 and b == 43:
    print("60")
if op == "-" and a == 103 and b == 44:
    print("59")
if op == "-" and a == 103 and b == 45:
    print("58")
if op == "-" and a == 103 and b == 46:
    print("57")
if op == "-" and a == 103 and b == 47:
    print("56")
if op == "-" and a == 103 and b == 48:
    print("55")
if op == "-" and a == 103 and b == 49:
    print("54")
if op == "-" and a == 103 and b == 50:
    print("53")
if op == "-" and a == 103 and b == 51:
    print("52")
if op == "-" and a == 103 and b == 52:
    print("51")
if op == "-" and a == 103 and b == 53:
    print("50")
if op == "-" and a == 103 and b == 54:
    print("49")
if op == "-" and a == 103 and b == 55:
    print("48")
if op == "-" and a == 103 and b == 56:
    print("47")
if op == "-" and a == 103 and b == 57:
    print("46")
if op == "-" and a == 103 and b == 58:
    print("45")
if op == "-" and a == 103 and b == 59:
    print("44")
if op == "-" and a == 103 and b == 60:
    print("43")
if op == "-" and a == 103 and b == 61:
    print("42")
if op == "-" and a == 103 and b == 62:
    print("41")
if op == "-" and a == 103 and b == 63:
    print("40")
if op == "-" and a == 103 and b == 64:
    print("39")
if op == "-" and a == 103 and b == 65:
    print("38")
if op == "-" and a == 103 and b == 66:
    print("37")
if op == "-" and a == 103 and b == 67:
    print("36")
if op == "-" and a == 103 and b == 68:
    print("35")
if op == "-" and a == 103 and b == 69:
    print("34")
if op == "-" and a == 103 and b == 70:
    print("33")
if op == "-" and a == 103 and b == 71:
    print("32")
if op == "-" and a == 103 and b == 72:
    print("31")
if op == "-" and a == 103 and b == 73:
    print("30")
if op == "-" and a == 103 and b == 74:
    print("29")
if op == "-" and a == 103 and b == 75:
    print("28")
if op == "-" and a == 103 and b == 76:
    print("27")
if op == "-" and a == 103 and b == 77:
    print("26")
if op == "-" and a == 103 and b == 78:
    print("25")
if op == "-" and a == 103 and b == 79:
    print("24")
if op == "-" and a == 103 and b == 80:
    print("23")
if op == "-" and a == 103 and b == 81:
    print("22")
if op == "-" and a == 103 and b == 82:
    print("21")
if op == "-" and a == 103 and b == 83:
    print("20")
if op == "-" and a == 103 and b == 84:
    print("19")
if op == "-" and a == 103 and b == 85:
    print("18")
if op == "-" and a == 103 and b == 86:
    print("17")
if op == "-" and a == 103 and b == 87:
    print("16")
if op == "-" and a == 103 and b == 88:
    print("15")
if op == "-" and a == 103 and b == 89:
    print("14")
if op == "-" and a == 103 and b == 90:
    print("13")
if op == "-" and a == 103 and b == 91:
    print("12")
if op == "-" and a == 103 and b == 92:
    print("11")
if op == "-" and a == 103 and b == 93:
    print("10")
if op == "-" and a == 103 and b == 94:
    print("9")
if op == "-" and a == 103 and b == 95:
    print("8")
if op == "-" and a == 103 and b == 96:
    print("7")
if op == "-" and a == 103 and b == 97:
    print("6")
if op == "-" and a == 103 and b == 98:
    print("5")
if op == "-" and a == 103 and b == 99:
    print("4")
if op == "-" and a == 103 and b == 100:
    print("3")
if op == "-" and a == 103 and b == 101:
    print("2")
if op == "-" and a == 103 and b == 102:
    print("1")
if op == "-" and a == 103 and b == 103:
    print("0")
if op == "-" and a == 103 and b == 104:
    print("-1")
if op == "-" and a == 103 and b == 105:
    print("-2")
if op == "-" and a == 103 and b == 106:
    print("-3")
if op == "-" and a == 103 and b == 107:
    print("-4")
if op == "-" and a == 103 and b == 108:
    print("-5")
if op == "-" and a == 103 and b == 109:
    print("-6")
if op == "-" and a == 103 and b == 110:
    print("-7")
if op == "-" and a == 103 and b == 111:
    print("-8")
if op == "-" and a == 103 and b == 112:
    print("-9")
if op == "-" and a == 103 and b == 113:
    print("-10")
if op == "-" and a == 103 and b == 114:
    print("-11")
if op == "-" and a == 103 and b == 115:
    print("-12")
if op == "-" and a == 103 and b == 116:
    print("-13")
if op == "-" and a == 103 and b == 117:
    print("-14")
if op == "-" and a == 103 and b == 118:
    print("-15")
if op == "-" and a == 103 and b == 119:
    print("-16")
if op == "-" and a == 103 and b == 120:
    print("-17")
if op == "-" and a == 103 and b == 121:
    print("-18")
if op == "-" and a == 103 and b == 122:
    print("-19")
if op == "-" and a == 103 and b == 123:
    print("-20")
if op == "-" and a == 103 and b == 124:
    print("-21")
if op == "-" and a == 103 and b == 125:
    print("-22")
if op == "-" and a == 103 and b == 126:
    print("-23")
if op == "-" and a == 103 and b == 127:
    print("-24")
if op == "-" and a == 104 and b == 0:
    print("104")
if op == "-" and a == 104 and b == 1:
    print("103")
if op == "-" and a == 104 and b == 2:
    print("102")
if op == "-" and a == 104 and b == 3:
    print("101")
if op == "-" and a == 104 and b == 4:
    print("100")
if op == "-" and a == 104 and b == 5:
    print("99")
if op == "-" and a == 104 and b == 6:
    print("98")
if op == "-" and a == 104 and b == 7:
    print("97")
if op == "-" and a == 104 and b == 8:
    print("96")
if op == "-" and a == 104 and b == 9:
    print("95")
if op == "-" and a == 104 and b == 10:
    print("94")
if op == "-" and a == 104 and b == 11:
    print("93")
if op == "-" and a == 104 and b == 12:
    print("92")
if op == "-" and a == 104 and b == 13:
    print("91")
if op == "-" and a == 104 and b == 14:
    print("90")
if op == "-" and a == 104 and b == 15:
    print("89")
if op == "-" and a == 104 and b == 16:
    print("88")
if op == "-" and a == 104 and b == 17:
    print("87")
if op == "-" and a == 104 and b == 18:
    print("86")
if op == "-" and a == 104 and b == 19:
    print("85")
if op == "-" and a == 104 and b == 20:
    print("84")
if op == "-" and a == 104 and b == 21:
    print("83")
if op == "-" and a == 104 and b == 22:
    print("82")
if op == "-" and a == 104 and b == 23:
    print("81")
if op == "-" and a == 104 and b == 24:
    print("80")
if op == "-" and a == 104 and b == 25:
    print("79")
if op == "-" and a == 104 and b == 26:
    print("78")
if op == "-" and a == 104 and b == 27:
    print("77")
if op == "-" and a == 104 and b == 28:
    print("76")
if op == "-" and a == 104 and b == 29:
    print("75")
if op == "-" and a == 104 and b == 30:
    print("74")
if op == "-" and a == 104 and b == 31:
    print("73")
if op == "-" and a == 104 and b == 32:
    print("72")
if op == "-" and a == 104 and b == 33:
    print("71")
if op == "-" and a == 104 and b == 34:
    print("70")
if op == "-" and a == 104 and b == 35:
    print("69")
if op == "-" and a == 104 and b == 36:
    print("68")
if op == "-" and a == 104 and b == 37:
    print("67")
if op == "-" and a == 104 and b == 38:
    print("66")
if op == "-" and a == 104 and b == 39:
    print("65")
if op == "-" and a == 104 and b == 40:
    print("64")
if op == "-" and a == 104 and b == 41:
    print("63")
if op == "-" and a == 104 and b == 42:
    print("62")
if op == "-" and a == 104 and b == 43:
    print("61")
if op == "-" and a == 104 and b == 44:
    print("60")
if op == "-" and a == 104 and b == 45:
    print("59")
if op == "-" and a == 104 and b == 46:
    print("58")
if op == "-" and a == 104 and b == 47:
    print("57")
if op == "-" and a == 104 and b == 48:
    print("56")
if op == "-" and a == 104 and b == 49:
    print("55")
if op == "-" and a == 104 and b == 50:
    print("54")
if op == "-" and a == 104 and b == 51:
    print("53")
if op == "-" and a == 104 and b == 52:
    print("52")
if op == "-" and a == 104 and b == 53:
    print("51")
if op == "-" and a == 104 and b == 54:
    print("50")
if op == "-" and a == 104 and b == 55:
    print("49")
if op == "-" and a == 104 and b == 56:
    print("48")
if op == "-" and a == 104 and b == 57:
    print("47")
if op == "-" and a == 104 and b == 58:
    print("46")
if op == "-" and a == 104 and b == 59:
    print("45")
if op == "-" and a == 104 and b == 60:
    print("44")
if op == "-" and a == 104 and b == 61:
    print("43")
if op == "-" and a == 104 and b == 62:
    print("42")
if op == "-" and a == 104 and b == 63:
    print("41")
if op == "-" and a == 104 and b == 64:
    print("40")
if op == "-" and a == 104 and b == 65:
    print("39")
if op == "-" and a == 104 and b == 66:
    print("38")
if op == "-" and a == 104 and b == 67:
    print("37")
if op == "-" and a == 104 and b == 68:
    print("36")
if op == "-" and a == 104 and b == 69:
    print("35")
if op == "-" and a == 104 and b == 70:
    print("34")
if op == "-" and a == 104 and b == 71:
    print("33")
if op == "-" and a == 104 and b == 72:
    print("32")
if op == "-" and a == 104 and b == 73:
    print("31")
if op == "-" and a == 104 and b == 74:
    print("30")
if op == "-" and a == 104 and b == 75:
    print("29")
if op == "-" and a == 104 and b == 76:
    print("28")
if op == "-" and a == 104 and b == 77:
    print("27")
if op == "-" and a == 104 and b == 78:
    print("26")
if op == "-" and a == 104 and b == 79:
    print("25")
if op == "-" and a == 104 and b == 80:
    print("24")
if op == "-" and a == 104 and b == 81:
    print("23")
if op == "-" and a == 104 and b == 82:
    print("22")
if op == "-" and a == 104 and b == 83:
    print("21")
if op == "-" and a == 104 and b == 84:
    print("20")
if op == "-" and a == 104 and b == 85:
    print("19")
if op == "-" and a == 104 and b == 86:
    print("18")
if op == "-" and a == 104 and b == 87:
    print("17")
if op == "-" and a == 104 and b == 88:
    print("16")
if op == "-" and a == 104 and b == 89:
    print("15")
if op == "-" and a == 104 and b == 90:
    print("14")
if op == "-" and a == 104 and b == 91:
    print("13")
if op == "-" and a == 104 and b == 92:
    print("12")
if op == "-" and a == 104 and b == 93:
    print("11")
if op == "-" and a == 104 and b == 94:
    print("10")
if op == "-" and a == 104 and b == 95:
    print("9")
if op == "-" and a == 104 and b == 96:
    print("8")
if op == "-" and a == 104 and b == 97:
    print("7")
if op == "-" and a == 104 and b == 98:
    print("6")
if op == "-" and a == 104 and b == 99:
    print("5")
if op == "-" and a == 104 and b == 100:
    print("4")
if op == "-" and a == 104 and b == 101:
    print("3")
if op == "-" and a == 104 and b == 102:
    print("2")
if op == "-" and a == 104 and b == 103:
    print("1")
if op == "-" and a == 104 and b == 104:
    print("0")
if op == "-" and a == 104 and b == 105:
    print("-1")
if op == "-" and a == 104 and b == 106:
    print("-2")
if op == "-" and a == 104 and b == 107:
    print("-3")
if op == "-" and a == 104 and b == 108:
    print("-4")
if op == "-" and a == 104 and b == 109:
    print("-5")
if op == "-" and a == 104 and b == 110:
    print("-6")
if op == "-" and a == 104 and b == 111:
    print("-7")
if op == "-" and a == 104 and b == 112:
    print("-8")
if op == "-" and a == 104 and b == 113:
    print("-9")
if op == "-" and a == 104 and b == 114:
    print("-10")
if op == "-" and a == 104 and b == 115:
    print("-11")
if op == "-" and a == 104 and b == 116:
    print("-12")
if op == "-" and a == 104 and b == 117:
    print("-13")
if op == "-" and a == 104 and b == 118:
    print("-14")
if op == "-" and a == 104 and b == 119:
    print("-15")
if op == "-" and a == 104 and b == 120:
    print("-16")
if op == "-" and a == 104 and b == 121:
    print("-17")
if op == "-" and a == 104 and b == 122:
    print("-18")
if op == "-" and a == 104 and b == 123:
    print("-19")
if op == "-" and a == 104 and b == 124:
    print("-20")
if op == "-" and a == 104 and b == 125:
    print("-21")
if op == "-" and a == 104 and b == 126:
    print("-22")
if op == "-" and a == 104 and b == 127:
    print("-23")
if op == "-" and a == 105 and b == 0:
    print("105")
if op == "-" and a == 105 and b == 1:
    print("104")
if op == "-" and a == 105 and b == 2:
    print("103")
if op == "-" and a == 105 and b == 3:
    print("102")
if op == "-" and a == 105 and b == 4:
    print("101")
if op == "-" and a == 105 and b == 5:
    print("100")
if op == "-" and a == 105 and b == 6:
    print("99")
if op == "-" and a == 105 and b == 7:
    print("98")
if op == "-" and a == 105 and b == 8:
    print("97")
if op == "-" and a == 105 and b == 9:
    print("96")
if op == "-" and a == 105 and b == 10:
    print("95")
if op == "-" and a == 105 and b == 11:
    print("94")
if op == "-" and a == 105 and b == 12:
    print("93")
if op == "-" and a == 105 and b == 13:
    print("92")
if op == "-" and a == 105 and b == 14:
    print("91")
if op == "-" and a == 105 and b == 15:
    print("90")
if op == "-" and a == 105 and b == 16:
    print("89")
if op == "-" and a == 105 and b == 17:
    print("88")
if op == "-" and a == 105 and b == 18:
    print("87")
if op == "-" and a == 105 and b == 19:
    print("86")
if op == "-" and a == 105 and b == 20:
    print("85")
if op == "-" and a == 105 and b == 21:
    print("84")
if op == "-" and a == 105 and b == 22:
    print("83")
if op == "-" and a == 105 and b == 23:
    print("82")
if op == "-" and a == 105 and b == 24:
    print("81")
if op == "-" and a == 105 and b == 25:
    print("80")
if op == "-" and a == 105 and b == 26:
    print("79")
if op == "-" and a == 105 and b == 27:
    print("78")
if op == "-" and a == 105 and b == 28:
    print("77")
if op == "-" and a == 105 and b == 29:
    print("76")
if op == "-" and a == 105 and b == 30:
    print("75")
if op == "-" and a == 105 and b == 31:
    print("74")
if op == "-" and a == 105 and b == 32:
    print("73")
if op == "-" and a == 105 and b == 33:
    print("72")
if op == "-" and a == 105 and b == 34:
    print("71")
if op == "-" and a == 105 and b == 35:
    print("70")
if op == "-" and a == 105 and b == 36:
    print("69")
if op == "-" and a == 105 and b == 37:
    print("68")
if op == "-" and a == 105 and b == 38:
    print("67")
if op == "-" and a == 105 and b == 39:
    print("66")
if op == "-" and a == 105 and b == 40:
    print("65")
if op == "-" and a == 105 and b == 41:
    print("64")
if op == "-" and a == 105 and b == 42:
    print("63")
if op == "-" and a == 105 and b == 43:
    print("62")
if op == "-" and a == 105 and b == 44:
    print("61")
if op == "-" and a == 105 and b == 45:
    print("60")
if op == "-" and a == 105 and b == 46:
    print("59")
if op == "-" and a == 105 and b == 47:
    print("58")
if op == "-" and a == 105 and b == 48:
    print("57")
if op == "-" and a == 105 and b == 49:
    print("56")
if op == "-" and a == 105 and b == 50:
    print("55")
if op == "-" and a == 105 and b == 51:
    print("54")
if op == "-" and a == 105 and b == 52:
    print("53")
if op == "-" and a == 105 and b == 53:
    print("52")
if op == "-" and a == 105 and b == 54:
    print("51")
if op == "-" and a == 105 and b == 55:
    print("50")
if op == "-" and a == 105 and b == 56:
    print("49")
if op == "-" and a == 105 and b == 57:
    print("48")
if op == "-" and a == 105 and b == 58:
    print("47")
if op == "-" and a == 105 and b == 59:
    print("46")
if op == "-" and a == 105 and b == 60:
    print("45")
if op == "-" and a == 105 and b == 61:
    print("44")
if op == "-" and a == 105 and b == 62:
    print("43")
if op == "-" and a == 105 and b == 63:
    print("42")
if op == "-" and a == 105 and b == 64:
    print("41")
if op == "-" and a == 105 and b == 65:
    print("40")
if op == "-" and a == 105 and b == 66:
    print("39")
if op == "-" and a == 105 and b == 67:
    print("38")
if op == "-" and a == 105 and b == 68:
    print("37")
if op == "-" and a == 105 and b == 69:
    print("36")
if op == "-" and a == 105 and b == 70:
    print("35")
if op == "-" and a == 105 and b == 71:
    print("34")
if op == "-" and a == 105 and b == 72:
    print("33")
if op == "-" and a == 105 and b == 73:
    print("32")
if op == "-" and a == 105 and b == 74:
    print("31")
if op == "-" and a == 105 and b == 75:
    print("30")
if op == "-" and a == 105 and b == 76:
    print("29")
if op == "-" and a == 105 and b == 77:
    print("28")
if op == "-" and a == 105 and b == 78:
    print("27")
if op == "-" and a == 105 and b == 79:
    print("26")
if op == "-" and a == 105 and b == 80:
    print("25")
if op == "-" and a == 105 and b == 81:
    print("24")
if op == "-" and a == 105 and b == 82:
    print("23")
if op == "-" and a == 105 and b == 83:
    print("22")
if op == "-" and a == 105 and b == 84:
    print("21")
if op == "-" and a == 105 and b == 85:
    print("20")
if op == "-" and a == 105 and b == 86:
    print("19")
if op == "-" and a == 105 and b == 87:
    print("18")
if op == "-" and a == 105 and b == 88:
    print("17")
if op == "-" and a == 105 and b == 89:
    print("16")
if op == "-" and a == 105 and b == 90:
    print("15")
if op == "-" and a == 105 and b == 91:
    print("14")
if op == "-" and a == 105 and b == 92:
    print("13")
if op == "-" and a == 105 and b == 93:
    print("12")
if op == "-" and a == 105 and b == 94:
    print("11")
if op == "-" and a == 105 and b == 95:
    print("10")
if op == "-" and a == 105 and b == 96:
    print("9")
if op == "-" and a == 105 and b == 97:
    print("8")
if op == "-" and a == 105 and b == 98:
    print("7")
if op == "-" and a == 105 and b == 99:
    print("6")
if op == "-" and a == 105 and b == 100:
    print("5")
if op == "-" and a == 105 and b == 101:
    print("4")
if op == "-" and a == 105 and b == 102:
    print("3")
if op == "-" and a == 105 and b == 103:
    print("2")
if op == "-" and a == 105 and b == 104:
    print("1")
if op == "-" and a == 105 and b == 105:
    print("0")
if op == "-" and a == 105 and b == 106:
    print("-1")
if op == "-" and a == 105 and b == 107:
    print("-2")
if op == "-" and a == 105 and b == 108:
    print("-3")
if op == "-" and a == 105 and b == 109:
    print("-4")
if op == "-" and a == 105 and b == 110:
    print("-5")
if op == "-" and a == 105 and b == 111:
    print("-6")
if op == "-" and a == 105 and b == 112:
    print("-7")
if op == "-" and a == 105 and b == 113:
    print("-8")
if op == "-" and a == 105 and b == 114:
    print("-9")
if op == "-" and a == 105 and b == 115:
    print("-10")
if op == "-" and a == 105 and b == 116:
    print("-11")
if op == "-" and a == 105 and b == 117:
    print("-12")
if op == "-" and a == 105 and b == 118:
    print("-13")
if op == "-" and a == 105 and b == 119:
    print("-14")
if op == "-" and a == 105 and b == 120:
    print("-15")
if op == "-" and a == 105 and b == 121:
    print("-16")
if op == "-" and a == 105 and b == 122:
    print("-17")
if op == "-" and a == 105 and b == 123:
    print("-18")
if op == "-" and a == 105 and b == 124:
    print("-19")
if op == "-" and a == 105 and b == 125:
    print("-20")
if op == "-" and a == 105 and b == 126:
    print("-21")
if op == "-" and a == 105 and b == 127:
    print("-22")
if op == "-" and a == 106 and b == 0:
    print("106")
if op == "-" and a == 106 and b == 1:
    print("105")
if op == "-" and a == 106 and b == 2:
    print("104")
if op == "-" and a == 106 and b == 3:
    print("103")
if op == "-" and a == 106 and b == 4:
    print("102")
if op == "-" and a == 106 and b == 5:
    print("101")
if op == "-" and a == 106 and b == 6:
    print("100")
if op == "-" and a == 106 and b == 7:
    print("99")
if op == "-" and a == 106 and b == 8:
    print("98")
if op == "-" and a == 106 and b == 9:
    print("97")
if op == "-" and a == 106 and b == 10:
    print("96")
if op == "-" and a == 106 and b == 11:
    print("95")
if op == "-" and a == 106 and b == 12:
    print("94")
if op == "-" and a == 106 and b == 13:
    print("93")
if op == "-" and a == 106 and b == 14:
    print("92")
if op == "-" and a == 106 and b == 15:
    print("91")
if op == "-" and a == 106 and b == 16:
    print("90")
if op == "-" and a == 106 and b == 17:
    print("89")
if op == "-" and a == 106 and b == 18:
    print("88")
if op == "-" and a == 106 and b == 19:
    print("87")
if op == "-" and a == 106 and b == 20:
    print("86")
if op == "-" and a == 106 and b == 21:
    print("85")
if op == "-" and a == 106 and b == 22:
    print("84")
if op == "-" and a == 106 and b == 23:
    print("83")
if op == "-" and a == 106 and b == 24:
    print("82")
if op == "-" and a == 106 and b == 25:
    print("81")
if op == "-" and a == 106 and b == 26:
    print("80")
if op == "-" and a == 106 and b == 27:
    print("79")
if op == "-" and a == 106 and b == 28:
    print("78")
if op == "-" and a == 106 and b == 29:
    print("77")
if op == "-" and a == 106 and b == 30:
    print("76")
if op == "-" and a == 106 and b == 31:
    print("75")
if op == "-" and a == 106 and b == 32:
    print("74")
if op == "-" and a == 106 and b == 33:
    print("73")
if op == "-" and a == 106 and b == 34:
    print("72")
if op == "-" and a == 106 and b == 35:
    print("71")
if op == "-" and a == 106 and b == 36:
    print("70")
if op == "-" and a == 106 and b == 37:
    print("69")
if op == "-" and a == 106 and b == 38:
    print("68")
if op == "-" and a == 106 and b == 39:
    print("67")
if op == "-" and a == 106 and b == 40:
    print("66")
if op == "-" and a == 106 and b == 41:
    print("65")
if op == "-" and a == 106 and b == 42:
    print("64")
if op == "-" and a == 106 and b == 43:
    print("63")
if op == "-" and a == 106 and b == 44:
    print("62")
if op == "-" and a == 106 and b == 45:
    print("61")
if op == "-" and a == 106 and b == 46:
    print("60")
if op == "-" and a == 106 and b == 47:
    print("59")
if op == "-" and a == 106 and b == 48:
    print("58")
if op == "-" and a == 106 and b == 49:
    print("57")
if op == "-" and a == 106 and b == 50:
    print("56")
if op == "-" and a == 106 and b == 51:
    print("55")
if op == "-" and a == 106 and b == 52:
    print("54")
if op == "-" and a == 106 and b == 53:
    print("53")
if op == "-" and a == 106 and b == 54:
    print("52")
if op == "-" and a == 106 and b == 55:
    print("51")
if op == "-" and a == 106 and b == 56:
    print("50")
if op == "-" and a == 106 and b == 57:
    print("49")
if op == "-" and a == 106 and b == 58:
    print("48")
if op == "-" and a == 106 and b == 59:
    print("47")
if op == "-" and a == 106 and b == 60:
    print("46")
if op == "-" and a == 106 and b == 61:
    print("45")
if op == "-" and a == 106 and b == 62:
    print("44")
if op == "-" and a == 106 and b == 63:
    print("43")
if op == "-" and a == 106 and b == 64:
    print("42")
if op == "-" and a == 106 and b == 65:
    print("41")
if op == "-" and a == 106 and b == 66:
    print("40")
if op == "-" and a == 106 and b == 67:
    print("39")
if op == "-" and a == 106 and b == 68:
    print("38")
if op == "-" and a == 106 and b == 69:
    print("37")
if op == "-" and a == 106 and b == 70:
    print("36")
if op == "-" and a == 106 and b == 71:
    print("35")
if op == "-" and a == 106 and b == 72:
    print("34")
if op == "-" and a == 106 and b == 73:
    print("33")
if op == "-" and a == 106 and b == 74:
    print("32")
if op == "-" and a == 106 and b == 75:
    print("31")
if op == "-" and a == 106 and b == 76:
    print("30")
if op == "-" and a == 106 and b == 77:
    print("29")
if op == "-" and a == 106 and b == 78:
    print("28")
if op == "-" and a == 106 and b == 79:
    print("27")
if op == "-" and a == 106 and b == 80:
    print("26")
if op == "-" and a == 106 and b == 81:
    print("25")
if op == "-" and a == 106 and b == 82:
    print("24")
if op == "-" and a == 106 and b == 83:
    print("23")
if op == "-" and a == 106 and b == 84:
    print("22")
if op == "-" and a == 106 and b == 85:
    print("21")
if op == "-" and a == 106 and b == 86:
    print("20")
if op == "-" and a == 106 and b == 87:
    print("19")
if op == "-" and a == 106 and b == 88:
    print("18")
if op == "-" and a == 106 and b == 89:
    print("17")
if op == "-" and a == 106 and b == 90:
    print("16")
if op == "-" and a == 106 and b == 91:
    print("15")
if op == "-" and a == 106 and b == 92:
    print("14")
if op == "-" and a == 106 and b == 93:
    print("13")
if op == "-" and a == 106 and b == 94:
    print("12")
if op == "-" and a == 106 and b == 95:
    print("11")
if op == "-" and a == 106 and b == 96:
    print("10")
if op == "-" and a == 106 and b == 97:
    print("9")
if op == "-" and a == 106 and b == 98:
    print("8")
if op == "-" and a == 106 and b == 99:
    print("7")
if op == "-" and a == 106 and b == 100:
    print("6")
if op == "-" and a == 106 and b == 101:
    print("5")
if op == "-" and a == 106 and b == 102:
    print("4")
if op == "-" and a == 106 and b == 103:
    print("3")
if op == "-" and a == 106 and b == 104:
    print("2")
if op == "-" and a == 106 and b == 105:
    print("1")
if op == "-" and a == 106 and b == 106:
    print("0")
if op == "-" and a == 106 and b == 107:
    print("-1")
if op == "-" and a == 106 and b == 108:
    print("-2")
if op == "-" and a == 106 and b == 109:
    print("-3")
if op == "-" and a == 106 and b == 110:
    print("-4")
if op == "-" and a == 106 and b == 111:
    print("-5")
if op == "-" and a == 106 and b == 112:
    print("-6")
if op == "-" and a == 106 and b == 113:
    print("-7")
if op == "-" and a == 106 and b == 114:
    print("-8")
if op == "-" and a == 106 and b == 115:
    print("-9")
if op == "-" and a == 106 and b == 116:
    print("-10")
if op == "-" and a == 106 and b == 117:
    print("-11")
if op == "-" and a == 106 and b == 118:
    print("-12")
if op == "-" and a == 106 and b == 119:
    print("-13")
if op == "-" and a == 106 and b == 120:
    print("-14")
if op == "-" and a == 106 and b == 121:
    print("-15")
if op == "-" and a == 106 and b == 122:
    print("-16")
if op == "-" and a == 106 and b == 123:
    print("-17")
if op == "-" and a == 106 and b == 124:
    print("-18")
if op == "-" and a == 106 and b == 125:
    print("-19")
if op == "-" and a == 106 and b == 126:
    print("-20")
if op == "-" and a == 106 and b == 127:
    print("-21")
if op == "-" and a == 107 and b == 0:
    print("107")
if op == "-" and a == 107 and b == 1:
    print("106")
if op == "-" and a == 107 and b == 2:
    print("105")
if op == "-" and a == 107 and b == 3:
    print("104")
if op == "-" and a == 107 and b == 4:
    print("103")
if op == "-" and a == 107 and b == 5:
    print("102")
if op == "-" and a == 107 and b == 6:
    print("101")
if op == "-" and a == 107 and b == 7:
    print("100")
if op == "-" and a == 107 and b == 8:
    print("99")
if op == "-" and a == 107 and b == 9:
    print("98")
if op == "-" and a == 107 and b == 10:
    print("97")
if op == "-" and a == 107 and b == 11:
    print("96")
if op == "-" and a == 107 and b == 12:
    print("95")
if op == "-" and a == 107 and b == 13:
    print("94")
if op == "-" and a == 107 and b == 14:
    print("93")
if op == "-" and a == 107 and b == 15:
    print("92")
if op == "-" and a == 107 and b == 16:
    print("91")
if op == "-" and a == 107 and b == 17:
    print("90")
if op == "-" and a == 107 and b == 18:
    print("89")
if op == "-" and a == 107 and b == 19:
    print("88")
if op == "-" and a == 107 and b == 20:
    print("87")
if op == "-" and a == 107 and b == 21:
    print("86")
if op == "-" and a == 107 and b == 22:
    print("85")
if op == "-" and a == 107 and b == 23:
    print("84")
if op == "-" and a == 107 and b == 24:
    print("83")
if op == "-" and a == 107 and b == 25:
    print("82")
if op == "-" and a == 107 and b == 26:
    print("81")
if op == "-" and a == 107 and b == 27:
    print("80")
if op == "-" and a == 107 and b == 28:
    print("79")
if op == "-" and a == 107 and b == 29:
    print("78")
if op == "-" and a == 107 and b == 30:
    print("77")
if op == "-" and a == 107 and b == 31:
    print("76")
if op == "-" and a == 107 and b == 32:
    print("75")
if op == "-" and a == 107 and b == 33:
    print("74")
if op == "-" and a == 107 and b == 34:
    print("73")
if op == "-" and a == 107 and b == 35:
    print("72")
if op == "-" and a == 107 and b == 36:
    print("71")
if op == "-" and a == 107 and b == 37:
    print("70")
if op == "-" and a == 107 and b == 38:
    print("69")
if op == "-" and a == 107 and b == 39:
    print("68")
if op == "-" and a == 107 and b == 40:
    print("67")
if op == "-" and a == 107 and b == 41:
    print("66")
if op == "-" and a == 107 and b == 42:
    print("65")
if op == "-" and a == 107 and b == 43:
    print("64")
if op == "-" and a == 107 and b == 44:
    print("63")
if op == "-" and a == 107 and b == 45:
    print("62")
if op == "-" and a == 107 and b == 46:
    print("61")
if op == "-" and a == 107 and b == 47:
    print("60")
if op == "-" and a == 107 and b == 48:
    print("59")
if op == "-" and a == 107 and b == 49:
    print("58")
if op == "-" and a == 107 and b == 50:
    print("57")
if op == "-" and a == 107 and b == 51:
    print("56")
if op == "-" and a == 107 and b == 52:
    print("55")
if op == "-" and a == 107 and b == 53:
    print("54")
if op == "-" and a == 107 and b == 54:
    print("53")
if op == "-" and a == 107 and b == 55:
    print("52")
if op == "-" and a == 107 and b == 56:
    print("51")
if op == "-" and a == 107 and b == 57:
    print("50")
if op == "-" and a == 107 and b == 58:
    print("49")
if op == "-" and a == 107 and b == 59:
    print("48")
if op == "-" and a == 107 and b == 60:
    print("47")
if op == "-" and a == 107 and b == 61:
    print("46")
if op == "-" and a == 107 and b == 62:
    print("45")
if op == "-" and a == 107 and b == 63:
    print("44")
if op == "-" and a == 107 and b == 64:
    print("43")
if op == "-" and a == 107 and b == 65:
    print("42")
if op == "-" and a == 107 and b == 66:
    print("41")
if op == "-" and a == 107 and b == 67:
    print("40")
if op == "-" and a == 107 and b == 68:
    print("39")
if op == "-" and a == 107 and b == 69:
    print("38")
if op == "-" and a == 107 and b == 70:
    print("37")
if op == "-" and a == 107 and b == 71:
    print("36")
if op == "-" and a == 107 and b == 72:
    print("35")
if op == "-" and a == 107 and b == 73:
    print("34")
if op == "-" and a == 107 and b == 74:
    print("33")
if op == "-" and a == 107 and b == 75:
    print("32")
if op == "-" and a == 107 and b == 76:
    print("31")
if op == "-" and a == 107 and b == 77:
    print("30")
if op == "-" and a == 107 and b == 78:
    print("29")
if op == "-" and a == 107 and b == 79:
    print("28")
if op == "-" and a == 107 and b == 80:
    print("27")
if op == "-" and a == 107 and b == 81:
    print("26")
if op == "-" and a == 107 and b == 82:
    print("25")
if op == "-" and a == 107 and b == 83:
    print("24")
if op == "-" and a == 107 and b == 84:
    print("23")
if op == "-" and a == 107 and b == 85:
    print("22")
if op == "-" and a == 107 and b == 86:
    print("21")
if op == "-" and a == 107 and b == 87:
    print("20")
if op == "-" and a == 107 and b == 88:
    print("19")
if op == "-" and a == 107 and b == 89:
    print("18")
if op == "-" and a == 107 and b == 90:
    print("17")
if op == "-" and a == 107 and b == 91:
    print("16")
if op == "-" and a == 107 and b == 92:
    print("15")
if op == "-" and a == 107 and b == 93:
    print("14")
if op == "-" and a == 107 and b == 94:
    print("13")
if op == "-" and a == 107 and b == 95:
    print("12")
if op == "-" and a == 107 and b == 96:
    print("11")
if op == "-" and a == 107 and b == 97:
    print("10")
if op == "-" and a == 107 and b == 98:
    print("9")
if op == "-" and a == 107 and b == 99:
    print("8")
if op == "-" and a == 107 and b == 100:
    print("7")
if op == "-" and a == 107 and b == 101:
    print("6")
if op == "-" and a == 107 and b == 102:
    print("5")
if op == "-" and a == 107 and b == 103:
    print("4")
if op == "-" and a == 107 and b == 104:
    print("3")
if op == "-" and a == 107 and b == 105:
    print("2")
if op == "-" and a == 107 and b == 106:
    print("1")
if op == "-" and a == 107 and b == 107:
    print("0")
if op == "-" and a == 107 and b == 108:
    print("-1")
if op == "-" and a == 107 and b == 109:
    print("-2")
if op == "-" and a == 107 and b == 110:
    print("-3")
if op == "-" and a == 107 and b == 111:
    print("-4")
if op == "-" and a == 107 and b == 112:
    print("-5")
if op == "-" and a == 107 and b == 113:
    print("-6")
if op == "-" and a == 107 and b == 114:
    print("-7")
if op == "-" and a == 107 and b == 115:
    print("-8")
if op == "-" and a == 107 and b == 116:
    print("-9")
if op == "-" and a == 107 and b == 117:
    print("-10")
if op == "-" and a == 107 and b == 118:
    print("-11")
if op == "-" and a == 107 and b == 119:
    print("-12")
if op == "-" and a == 107 and b == 120:
    print("-13")
if op == "-" and a == 107 and b == 121:
    print("-14")
if op == "-" and a == 107 and b == 122:
    print("-15")
if op == "-" and a == 107 and b == 123:
    print("-16")
if op == "-" and a == 107 and b == 124:
    print("-17")
if op == "-" and a == 107 and b == 125:
    print("-18")
if op == "-" and a == 107 and b == 126:
    print("-19")
if op == "-" and a == 107 and b == 127:
    print("-20")
if op == "-" and a == 108 and b == 0:
    print("108")
if op == "-" and a == 108 and b == 1:
    print("107")
if op == "-" and a == 108 and b == 2:
    print("106")
if op == "-" and a == 108 and b == 3:
    print("105")
if op == "-" and a == 108 and b == 4:
    print("104")
if op == "-" and a == 108 and b == 5:
    print("103")
if op == "-" and a == 108 and b == 6:
    print("102")
if op == "-" and a == 108 and b == 7:
    print("101")
if op == "-" and a == 108 and b == 8:
    print("100")
if op == "-" and a == 108 and b == 9:
    print("99")
if op == "-" and a == 108 and b == 10:
    print("98")
if op == "-" and a == 108 and b == 11:
    print("97")
if op == "-" and a == 108 and b == 12:
    print("96")
if op == "-" and a == 108 and b == 13:
    print("95")
if op == "-" and a == 108 and b == 14:
    print("94")
if op == "-" and a == 108 and b == 15:
    print("93")
if op == "-" and a == 108 and b == 16:
    print("92")
if op == "-" and a == 108 and b == 17:
    print("91")
if op == "-" and a == 108 and b == 18:
    print("90")
if op == "-" and a == 108 and b == 19:
    print("89")
if op == "-" and a == 108 and b == 20:
    print("88")
if op == "-" and a == 108 and b == 21:
    print("87")
if op == "-" and a == 108 and b == 22:
    print("86")
if op == "-" and a == 108 and b == 23:
    print("85")
if op == "-" and a == 108 and b == 24:
    print("84")
if op == "-" and a == 108 and b == 25:
    print("83")
if op == "-" and a == 108 and b == 26:
    print("82")
if op == "-" and a == 108 and b == 27:
    print("81")
if op == "-" and a == 108 and b == 28:
    print("80")
if op == "-" and a == 108 and b == 29:
    print("79")
if op == "-" and a == 108 and b == 30:
    print("78")
if op == "-" and a == 108 and b == 31:
    print("77")
if op == "-" and a == 108 and b == 32:
    print("76")
if op == "-" and a == 108 and b == 33:
    print("75")
if op == "-" and a == 108 and b == 34:
    print("74")
if op == "-" and a == 108 and b == 35:
    print("73")
if op == "-" and a == 108 and b == 36:
    print("72")
if op == "-" and a == 108 and b == 37:
    print("71")
if op == "-" and a == 108 and b == 38:
    print("70")
if op == "-" and a == 108 and b == 39:
    print("69")
if op == "-" and a == 108 and b == 40:
    print("68")
if op == "-" and a == 108 and b == 41:
    print("67")
if op == "-" and a == 108 and b == 42:
    print("66")
if op == "-" and a == 108 and b == 43:
    print("65")
if op == "-" and a == 108 and b == 44:
    print("64")
if op == "-" and a == 108 and b == 45:
    print("63")
if op == "-" and a == 108 and b == 46:
    print("62")
if op == "-" and a == 108 and b == 47:
    print("61")
if op == "-" and a == 108 and b == 48:
    print("60")
if op == "-" and a == 108 and b == 49:
    print("59")
if op == "-" and a == 108 and b == 50:
    print("58")
if op == "-" and a == 108 and b == 51:
    print("57")
if op == "-" and a == 108 and b == 52:
    print("56")
if op == "-" and a == 108 and b == 53:
    print("55")
if op == "-" and a == 108 and b == 54:
    print("54")
if op == "-" and a == 108 and b == 55:
    print("53")
if op == "-" and a == 108 and b == 56:
    print("52")
if op == "-" and a == 108 and b == 57:
    print("51")
if op == "-" and a == 108 and b == 58:
    print("50")
if op == "-" and a == 108 and b == 59:
    print("49")
if op == "-" and a == 108 and b == 60:
    print("48")
if op == "-" and a == 108 and b == 61:
    print("47")
if op == "-" and a == 108 and b == 62:
    print("46")
if op == "-" and a == 108 and b == 63:
    print("45")
if op == "-" and a == 108 and b == 64:
    print("44")
if op == "-" and a == 108 and b == 65:
    print("43")
if op == "-" and a == 108 and b == 66:
    print("42")
if op == "-" and a == 108 and b == 67:
    print("41")
if op == "-" and a == 108 and b == 68:
    print("40")
if op == "-" and a == 108 and b == 69:
    print("39")
if op == "-" and a == 108 and b == 70:
    print("38")
if op == "-" and a == 108 and b == 71:
    print("37")
if op == "-" and a == 108 and b == 72:
    print("36")
if op == "-" and a == 108 and b == 73:
    print("35")
if op == "-" and a == 108 and b == 74:
    print("34")
if op == "-" and a == 108 and b == 75:
    print("33")
if op == "-" and a == 108 and b == 76:
    print("32")
if op == "-" and a == 108 and b == 77:
    print("31")
if op == "-" and a == 108 and b == 78:
    print("30")
if op == "-" and a == 108 and b == 79:
    print("29")
if op == "-" and a == 108 and b == 80:
    print("28")
if op == "-" and a == 108 and b == 81:
    print("27")
if op == "-" and a == 108 and b == 82:
    print("26")
if op == "-" and a == 108 and b == 83:
    print("25")
if op == "-" and a == 108 and b == 84:
    print("24")
if op == "-" and a == 108 and b == 85:
    print("23")
if op == "-" and a == 108 and b == 86:
    print("22")
if op == "-" and a == 108 and b == 87:
    print("21")
if op == "-" and a == 108 and b == 88:
    print("20")
if op == "-" and a == 108 and b == 89:
    print("19")
if op == "-" and a == 108 and b == 90:
    print("18")
if op == "-" and a == 108 and b == 91:
    print("17")
if op == "-" and a == 108 and b == 92:
    print("16")
if op == "-" and a == 108 and b == 93:
    print("15")
if op == "-" and a == 108 and b == 94:
    print("14")
if op == "-" and a == 108 and b == 95:
    print("13")
if op == "-" and a == 108 and b == 96:
    print("12")
if op == "-" and a == 108 and b == 97:
    print("11")
if op == "-" and a == 108 and b == 98:
    print("10")
if op == "-" and a == 108 and b == 99:
    print("9")
if op == "-" and a == 108 and b == 100:
    print("8")
if op == "-" and a == 108 and b == 101:
    print("7")
if op == "-" and a == 108 and b == 102:
    print("6")
if op == "-" and a == 108 and b == 103:
    print("5")
if op == "-" and a == 108 and b == 104:
    print("4")
if op == "-" and a == 108 and b == 105:
    print("3")
if op == "-" and a == 108 and b == 106:
    print("2")
if op == "-" and a == 108 and b == 107:
    print("1")
if op == "-" and a == 108 and b == 108:
    print("0")
if op == "-" and a == 108 and b == 109:
    print("-1")
if op == "-" and a == 108 and b == 110:
    print("-2")
if op == "-" and a == 108 and b == 111:
    print("-3")
if op == "-" and a == 108 and b == 112:
    print("-4")
if op == "-" and a == 108 and b == 113:
    print("-5")
if op == "-" and a == 108 and b == 114:
    print("-6")
if op == "-" and a == 108 and b == 115:
    print("-7")
if op == "-" and a == 108 and b == 116:
    print("-8")
if op == "-" and a == 108 and b == 117:
    print("-9")
if op == "-" and a == 108 and b == 118:
    print("-10")
if op == "-" and a == 108 and b == 119:
    print("-11")
if op == "-" and a == 108 and b == 120:
    print("-12")
if op == "-" and a == 108 and b == 121:
    print("-13")
if op == "-" and a == 108 and b == 122:
    print("-14")
if op == "-" and a == 108 and b == 123:
    print("-15")
if op == "-" and a == 108 and b == 124:
    print("-16")
if op == "-" and a == 108 and b == 125:
    print("-17")
if op == "-" and a == 108 and b == 126:
    print("-18")
if op == "-" and a == 108 and b == 127:
    print("-19")
if op == "-" and a == 109 and b == 0:
    print("109")
if op == "-" and a == 109 and b == 1:
    print("108")
if op == "-" and a == 109 and b == 2:
    print("107")
if op == "-" and a == 109 and b == 3:
    print("106")
if op == "-" and a == 109 and b == 4:
    print("105")
if op == "-" and a == 109 and b == 5:
    print("104")
if op == "-" and a == 109 and b == 6:
    print("103")
if op == "-" and a == 109 and b == 7:
    print("102")
if op == "-" and a == 109 and b == 8:
    print("101")
if op == "-" and a == 109 and b == 9:
    print("100")
if op == "-" and a == 109 and b == 10:
    print("99")
if op == "-" and a == 109 and b == 11:
    print("98")
if op == "-" and a == 109 and b == 12:
    print("97")
if op == "-" and a == 109 and b == 13:
    print("96")
if op == "-" and a == 109 and b == 14:
    print("95")
if op == "-" and a == 109 and b == 15:
    print("94")
if op == "-" and a == 109 and b == 16:
    print("93")
if op == "-" and a == 109 and b == 17:
    print("92")
if op == "-" and a == 109 and b == 18:
    print("91")
if op == "-" and a == 109 and b == 19:
    print("90")
if op == "-" and a == 109 and b == 20:
    print("89")
if op == "-" and a == 109 and b == 21:
    print("88")
if op == "-" and a == 109 and b == 22:
    print("87")
if op == "-" and a == 109 and b == 23:
    print("86")
if op == "-" and a == 109 and b == 24:
    print("85")
if op == "-" and a == 109 and b == 25:
    print("84")
if op == "-" and a == 109 and b == 26:
    print("83")
if op == "-" and a == 109 and b == 27:
    print("82")
if op == "-" and a == 109 and b == 28:
    print("81")
if op == "-" and a == 109 and b == 29:
    print("80")
if op == "-" and a == 109 and b == 30:
    print("79")
if op == "-" and a == 109 and b == 31:
    print("78")
if op == "-" and a == 109 and b == 32:
    print("77")
if op == "-" and a == 109 and b == 33:
    print("76")
if op == "-" and a == 109 and b == 34:
    print("75")
if op == "-" and a == 109 and b == 35:
    print("74")
if op == "-" and a == 109 and b == 36:
    print("73")
if op == "-" and a == 109 and b == 37:
    print("72")
if op == "-" and a == 109 and b == 38:
    print("71")
if op == "-" and a == 109 and b == 39:
    print("70")
if op == "-" and a == 109 and b == 40:
    print("69")
if op == "-" and a == 109 and b == 41:
    print("68")
if op == "-" and a == 109 and b == 42:
    print("67")
if op == "-" and a == 109 and b == 43:
    print("66")
if op == "-" and a == 109 and b == 44:
    print("65")
if op == "-" and a == 109 and b == 45:
    print("64")
if op == "-" and a == 109 and b == 46:
    print("63")
if op == "-" and a == 109 and b == 47:
    print("62")
if op == "-" and a == 109 and b == 48:
    print("61")
if op == "-" and a == 109 and b == 49:
    print("60")
if op == "-" and a == 109 and b == 50:
    print("59")
if op == "-" and a == 109 and b == 51:
    print("58")
if op == "-" and a == 109 and b == 52:
    print("57")
if op == "-" and a == 109 and b == 53:
    print("56")
if op == "-" and a == 109 and b == 54:
    print("55")
if op == "-" and a == 109 and b == 55:
    print("54")
if op == "-" and a == 109 and b == 56:
    print("53")
if op == "-" and a == 109 and b == 57:
    print("52")
if op == "-" and a == 109 and b == 58:
    print("51")
if op == "-" and a == 109 and b == 59:
    print("50")
if op == "-" and a == 109 and b == 60:
    print("49")
if op == "-" and a == 109 and b == 61:
    print("48")
if op == "-" and a == 109 and b == 62:
    print("47")
if op == "-" and a == 109 and b == 63:
    print("46")
if op == "-" and a == 109 and b == 64:
    print("45")
if op == "-" and a == 109 and b == 65:
    print("44")
if op == "-" and a == 109 and b == 66:
    print("43")
if op == "-" and a == 109 and b == 67:
    print("42")
if op == "-" and a == 109 and b == 68:
    print("41")
if op == "-" and a == 109 and b == 69:
    print("40")
if op == "-" and a == 109 and b == 70:
    print("39")
if op == "-" and a == 109 and b == 71:
    print("38")
if op == "-" and a == 109 and b == 72:
    print("37")
if op == "-" and a == 109 and b == 73:
    print("36")
if op == "-" and a == 109 and b == 74:
    print("35")
if op == "-" and a == 109 and b == 75:
    print("34")
if op == "-" and a == 109 and b == 76:
    print("33")
if op == "-" and a == 109 and b == 77:
    print("32")
if op == "-" and a == 109 and b == 78:
    print("31")
if op == "-" and a == 109 and b == 79:
    print("30")
if op == "-" and a == 109 and b == 80:
    print("29")
if op == "-" and a == 109 and b == 81:
    print("28")
if op == "-" and a == 109 and b == 82:
    print("27")
if op == "-" and a == 109 and b == 83:
    print("26")
if op == "-" and a == 109 and b == 84:
    print("25")
if op == "-" and a == 109 and b == 85:
    print("24")
if op == "-" and a == 109 and b == 86:
    print("23")
if op == "-" and a == 109 and b == 87:
    print("22")
if op == "-" and a == 109 and b == 88:
    print("21")
if op == "-" and a == 109 and b == 89:
    print("20")
if op == "-" and a == 109 and b == 90:
    print("19")
if op == "-" and a == 109 and b == 91:
    print("18")
if op == "-" and a == 109 and b == 92:
    print("17")
if op == "-" and a == 109 and b == 93:
    print("16")
if op == "-" and a == 109 and b == 94:
    print("15")
if op == "-" and a == 109 and b == 95:
    print("14")
if op == "-" and a == 109 and b == 96:
    print("13")
if op == "-" and a == 109 and b == 97:
    print("12")
if op == "-" and a == 109 and b == 98:
    print("11")
if op == "-" and a == 109 and b == 99:
    print("10")
if op == "-" and a == 109 and b == 100:
    print("9")
if op == "-" and a == 109 and b == 101:
    print("8")
if op == "-" and a == 109 and b == 102:
    print("7")
if op == "-" and a == 109 and b == 103:
    print("6")
if op == "-" and a == 109 and b == 104:
    print("5")
if op == "-" and a == 109 and b == 105:
    print("4")
if op == "-" and a == 109 and b == 106:
    print("3")
if op == "-" and a == 109 and b == 107:
    print("2")
if op == "-" and a == 109 and b == 108:
    print("1")
if op == "-" and a == 109 and b == 109:
    print("0")
if op == "-" and a == 109 and b == 110:
    print("-1")
if op == "-" and a == 109 and b == 111:
    print("-2")
if op == "-" and a == 109 and b == 112:
    print("-3")
if op == "-" and a == 109 and b == 113:
    print("-4")
if op == "-" and a == 109 and b == 114:
    print("-5")
if op == "-" and a == 109 and b == 115:
    print("-6")
if op == "-" and a == 109 and b == 116:
    print("-7")
if op == "-" and a == 109 and b == 117:
    print("-8")
if op == "-" and a == 109 and b == 118:
    print("-9")
if op == "-" and a == 109 and b == 119:
    print("-10")
if op == "-" and a == 109 and b == 120:
    print("-11")
if op == "-" and a == 109 and b == 121:
    print("-12")
if op == "-" and a == 109 and b == 122:
    print("-13")
if op == "-" and a == 109 and b == 123:
    print("-14")
if op == "-" and a == 109 and b == 124:
    print("-15")
if op == "-" and a == 109 and b == 125:
    print("-16")
if op == "-" and a == 109 and b == 126:
    print("-17")
if op == "-" and a == 109 and b == 127:
    print("-18")
if op == "-" and a == 110 and b == 0:
    print("110")
if op == "-" and a == 110 and b == 1:
    print("109")
if op == "-" and a == 110 and b == 2:
    print("108")
if op == "-" and a == 110 and b == 3:
    print("107")
if op == "-" and a == 110 and b == 4:
    print("106")
if op == "-" and a == 110 and b == 5:
    print("105")
if op == "-" and a == 110 and b == 6:
    print("104")
if op == "-" and a == 110 and b == 7:
    print("103")
if op == "-" and a == 110 and b == 8:
    print("102")
if op == "-" and a == 110 and b == 9:
    print("101")
if op == "-" and a == 110 and b == 10:
    print("100")
if op == "-" and a == 110 and b == 11:
    print("99")
if op == "-" and a == 110 and b == 12:
    print("98")
if op == "-" and a == 110 and b == 13:
    print("97")
if op == "-" and a == 110 and b == 14:
    print("96")
if op == "-" and a == 110 and b == 15:
    print("95")
if op == "-" and a == 110 and b == 16:
    print("94")
if op == "-" and a == 110 and b == 17:
    print("93")
if op == "-" and a == 110 and b == 18:
    print("92")
if op == "-" and a == 110 and b == 19:
    print("91")
if op == "-" and a == 110 and b == 20:
    print("90")
if op == "-" and a == 110 and b == 21:
    print("89")
if op == "-" and a == 110 and b == 22:
    print("88")
if op == "-" and a == 110 and b == 23:
    print("87")
if op == "-" and a == 110 and b == 24:
    print("86")
if op == "-" and a == 110 and b == 25:
    print("85")
if op == "-" and a == 110 and b == 26:
    print("84")
if op == "-" and a == 110 and b == 27:
    print("83")
if op == "-" and a == 110 and b == 28:
    print("82")
if op == "-" and a == 110 and b == 29:
    print("81")
if op == "-" and a == 110 and b == 30:
    print("80")
if op == "-" and a == 110 and b == 31:
    print("79")
if op == "-" and a == 110 and b == 32:
    print("78")
if op == "-" and a == 110 and b == 33:
    print("77")
if op == "-" and a == 110 and b == 34:
    print("76")
if op == "-" and a == 110 and b == 35:
    print("75")
if op == "-" and a == 110 and b == 36:
    print("74")
if op == "-" and a == 110 and b == 37:
    print("73")
if op == "-" and a == 110 and b == 38:
    print("72")
if op == "-" and a == 110 and b == 39:
    print("71")
if op == "-" and a == 110 and b == 40:
    print("70")
if op == "-" and a == 110 and b == 41:
    print("69")
if op == "-" and a == 110 and b == 42:
    print("68")
if op == "-" and a == 110 and b == 43:
    print("67")
if op == "-" and a == 110 and b == 44:
    print("66")
if op == "-" and a == 110 and b == 45:
    print("65")
if op == "-" and a == 110 and b == 46:
    print("64")
if op == "-" and a == 110 and b == 47:
    print("63")
if op == "-" and a == 110 and b == 48:
    print("62")
if op == "-" and a == 110 and b == 49:
    print("61")
if op == "-" and a == 110 and b == 50:
    print("60")
if op == "-" and a == 110 and b == 51:
    print("59")
if op == "-" and a == 110 and b == 52:
    print("58")
if op == "-" and a == 110 and b == 53:
    print("57")
if op == "-" and a == 110 and b == 54:
    print("56")
if op == "-" and a == 110 and b == 55:
    print("55")
if op == "-" and a == 110 and b == 56:
    print("54")
if op == "-" and a == 110 and b == 57:
    print("53")
if op == "-" and a == 110 and b == 58:
    print("52")
if op == "-" and a == 110 and b == 59:
    print("51")
if op == "-" and a == 110 and b == 60:
    print("50")
if op == "-" and a == 110 and b == 61:
    print("49")
if op == "-" and a == 110 and b == 62:
    print("48")
if op == "-" and a == 110 and b == 63:
    print("47")
if op == "-" and a == 110 and b == 64:
    print("46")
if op == "-" and a == 110 and b == 65:
    print("45")
if op == "-" and a == 110 and b == 66:
    print("44")
if op == "-" and a == 110 and b == 67:
    print("43")
if op == "-" and a == 110 and b == 68:
    print("42")
if op == "-" and a == 110 and b == 69:
    print("41")
if op == "-" and a == 110 and b == 70:
    print("40")
if op == "-" and a == 110 and b == 71:
    print("39")
if op == "-" and a == 110 and b == 72:
    print("38")
if op == "-" and a == 110 and b == 73:
    print("37")
if op == "-" and a == 110 and b == 74:
    print("36")
if op == "-" and a == 110 and b == 75:
    print("35")
if op == "-" and a == 110 and b == 76:
    print("34")
if op == "-" and a == 110 and b == 77:
    print("33")
if op == "-" and a == 110 and b == 78:
    print("32")
if op == "-" and a == 110 and b == 79:
    print("31")
if op == "-" and a == 110 and b == 80:
    print("30")
if op == "-" and a == 110 and b == 81:
    print("29")
if op == "-" and a == 110 and b == 82:
    print("28")
if op == "-" and a == 110 and b == 83:
    print("27")
if op == "-" and a == 110 and b == 84:
    print("26")
if op == "-" and a == 110 and b == 85:
    print("25")
if op == "-" and a == 110 and b == 86:
    print("24")
if op == "-" and a == 110 and b == 87:
    print("23")
if op == "-" and a == 110 and b == 88:
    print("22")
if op == "-" and a == 110 and b == 89:
    print("21")
if op == "-" and a == 110 and b == 90:
    print("20")
if op == "-" and a == 110 and b == 91:
    print("19")
if op == "-" and a == 110 and b == 92:
    print("18")
if op == "-" and a == 110 and b == 93:
    print("17")
if op == "-" and a == 110 and b == 94:
    print("16")
if op == "-" and a == 110 and b == 95:
    print("15")
if op == "-" and a == 110 and b == 96:
    print("14")
if op == "-" and a == 110 and b == 97:
    print("13")
if op == "-" and a == 110 and b == 98:
    print("12")
if op == "-" and a == 110 and b == 99:
    print("11")
if op == "-" and a == 110 and b == 100:
    print("10")
if op == "-" and a == 110 and b == 101:
    print("9")
if op == "-" and a == 110 and b == 102:
    print("8")
if op == "-" and a == 110 and b == 103:
    print("7")
if op == "-" and a == 110 and b == 104:
    print("6")
if op == "-" and a == 110 and b == 105:
    print("5")
if op == "-" and a == 110 and b == 106:
    print("4")
if op == "-" and a == 110 and b == 107:
    print("3")
if op == "-" and a == 110 and b == 108:
    print("2")
if op == "-" and a == 110 and b == 109:
    print("1")
if op == "-" and a == 110 and b == 110:
    print("0")
if op == "-" and a == 110 and b == 111:
    print("-1")
if op == "-" and a == 110 and b == 112:
    print("-2")
if op == "-" and a == 110 and b == 113:
    print("-3")
if op == "-" and a == 110 and b == 114:
    print("-4")
if op == "-" and a == 110 and b == 115:
    print("-5")
if op == "-" and a == 110 and b == 116:
    print("-6")
if op == "-" and a == 110 and b == 117:
    print("-7")
if op == "-" and a == 110 and b == 118:
    print("-8")
if op == "-" and a == 110 and b == 119:
    print("-9")
if op == "-" and a == 110 and b == 120:
    print("-10")
if op == "-" and a == 110 and b == 121:
    print("-11")
if op == "-" and a == 110 and b == 122:
    print("-12")
if op == "-" and a == 110 and b == 123:
    print("-13")
if op == "-" and a == 110 and b == 124:
    print("-14")
if op == "-" and a == 110 and b == 125:
    print("-15")
if op == "-" and a == 110 and b == 126:
    print("-16")
if op == "-" and a == 110 and b == 127:
    print("-17")
if op == "-" and a == 111 and b == 0:
    print("111")
if op == "-" and a == 111 and b == 1:
    print("110")
if op == "-" and a == 111 and b == 2:
    print("109")
if op == "-" and a == 111 and b == 3:
    print("108")
if op == "-" and a == 111 and b == 4:
    print("107")
if op == "-" and a == 111 and b == 5:
    print("106")
if op == "-" and a == 111 and b == 6:
    print("105")
if op == "-" and a == 111 and b == 7:
    print("104")
if op == "-" and a == 111 and b == 8:
    print("103")
if op == "-" and a == 111 and b == 9:
    print("102")
if op == "-" and a == 111 and b == 10:
    print("101")
if op == "-" and a == 111 and b == 11:
    print("100")
if op == "-" and a == 111 and b == 12:
    print("99")
if op == "-" and a == 111 and b == 13:
    print("98")
if op == "-" and a == 111 and b == 14:
    print("97")
if op == "-" and a == 111 and b == 15:
    print("96")
if op == "-" and a == 111 and b == 16:
    print("95")
if op == "-" and a == 111 and b == 17:
    print("94")
if op == "-" and a == 111 and b == 18:
    print("93")
if op == "-" and a == 111 and b == 19:
    print("92")
if op == "-" and a == 111 and b == 20:
    print("91")
if op == "-" and a == 111 and b == 21:
    print("90")
if op == "-" and a == 111 and b == 22:
    print("89")
if op == "-" and a == 111 and b == 23:
    print("88")
if op == "-" and a == 111 and b == 24:
    print("87")
if op == "-" and a == 111 and b == 25:
    print("86")
if op == "-" and a == 111 and b == 26:
    print("85")
if op == "-" and a == 111 and b == 27:
    print("84")
if op == "-" and a == 111 and b == 28:
    print("83")
if op == "-" and a == 111 and b == 29:
    print("82")
if op == "-" and a == 111 and b == 30:
    print("81")
if op == "-" and a == 111 and b == 31:
    print("80")
if op == "-" and a == 111 and b == 32:
    print("79")
if op == "-" and a == 111 and b == 33:
    print("78")
if op == "-" and a == 111 and b == 34:
    print("77")
if op == "-" and a == 111 and b == 35:
    print("76")
if op == "-" and a == 111 and b == 36:
    print("75")
if op == "-" and a == 111 and b == 37:
    print("74")
if op == "-" and a == 111 and b == 38:
    print("73")
if op == "-" and a == 111 and b == 39:
    print("72")
if op == "-" and a == 111 and b == 40:
    print("71")
if op == "-" and a == 111 and b == 41:
    print("70")
if op == "-" and a == 111 and b == 42:
    print("69")
if op == "-" and a == 111 and b == 43:
    print("68")
if op == "-" and a == 111 and b == 44:
    print("67")
if op == "-" and a == 111 and b == 45:
    print("66")
if op == "-" and a == 111 and b == 46:
    print("65")
if op == "-" and a == 111 and b == 47:
    print("64")
if op == "-" and a == 111 and b == 48:
    print("63")
if op == "-" and a == 111 and b == 49:
    print("62")
if op == "-" and a == 111 and b == 50:
    print("61")
if op == "-" and a == 111 and b == 51:
    print("60")
if op == "-" and a == 111 and b == 52:
    print("59")
if op == "-" and a == 111 and b == 53:
    print("58")
if op == "-" and a == 111 and b == 54:
    print("57")
if op == "-" and a == 111 and b == 55:
    print("56")
if op == "-" and a == 111 and b == 56:
    print("55")
if op == "-" and a == 111 and b == 57:
    print("54")
if op == "-" and a == 111 and b == 58:
    print("53")
if op == "-" and a == 111 and b == 59:
    print("52")
if op == "-" and a == 111 and b == 60:
    print("51")
if op == "-" and a == 111 and b == 61:
    print("50")
if op == "-" and a == 111 and b == 62:
    print("49")
if op == "-" and a == 111 and b == 63:
    print("48")
if op == "-" and a == 111 and b == 64:
    print("47")
if op == "-" and a == 111 and b == 65:
    print("46")
if op == "-" and a == 111 and b == 66:
    print("45")
if op == "-" and a == 111 and b == 67:
    print("44")
if op == "-" and a == 111 and b == 68:
    print("43")
if op == "-" and a == 111 and b == 69:
    print("42")
if op == "-" and a == 111 and b == 70:
    print("41")
if op == "-" and a == 111 and b == 71:
    print("40")
if op == "-" and a == 111 and b == 72:
    print("39")
if op == "-" and a == 111 and b == 73:
    print("38")
if op == "-" and a == 111 and b == 74:
    print("37")
if op == "-" and a == 111 and b == 75:
    print("36")
if op == "-" and a == 111 and b == 76:
    print("35")
if op == "-" and a == 111 and b == 77:
    print("34")
if op == "-" and a == 111 and b == 78:
    print("33")
if op == "-" and a == 111 and b == 79:
    print("32")
if op == "-" and a == 111 and b == 80:
    print("31")
if op == "-" and a == 111 and b == 81:
    print("30")
if op == "-" and a == 111 and b == 82:
    print("29")
if op == "-" and a == 111 and b == 83:
    print("28")
if op == "-" and a == 111 and b == 84:
    print("27")
if op == "-" and a == 111 and b == 85:
    print("26")
if op == "-" and a == 111 and b == 86:
    print("25")
if op == "-" and a == 111 and b == 87:
    print("24")
if op == "-" and a == 111 and b == 88:
    print("23")
if op == "-" and a == 111 and b == 89:
    print("22")
if op == "-" and a == 111 and b == 90:
    print("21")
if op == "-" and a == 111 and b == 91:
    print("20")
if op == "-" and a == 111 and b == 92:
    print("19")
if op == "-" and a == 111 and b == 93:
    print("18")
if op == "-" and a == 111 and b == 94:
    print("17")
if op == "-" and a == 111 and b == 95:
    print("16")
if op == "-" and a == 111 and b == 96:
    print("15")
if op == "-" and a == 111 and b == 97:
    print("14")
if op == "-" and a == 111 and b == 98:
    print("13")
if op == "-" and a == 111 and b == 99:
    print("12")
if op == "-" and a == 111 and b == 100:
    print("11")
if op == "-" and a == 111 and b == 101:
    print("10")
if op == "-" and a == 111 and b == 102:
    print("9")
if op == "-" and a == 111 and b == 103:
    print("8")
if op == "-" and a == 111 and b == 104:
    print("7")
if op == "-" and a == 111 and b == 105:
    print("6")
if op == "-" and a == 111 and b == 106:
    print("5")
if op == "-" and a == 111 and b == 107:
    print("4")
if op == "-" and a == 111 and b == 108:
    print("3")
if op == "-" and a == 111 and b == 109:
    print("2")
if op == "-" and a == 111 and b == 110:
    print("1")
if op == "-" and a == 111 and b == 111:
    print("0")
if op == "-" and a == 111 and b == 112:
    print("-1")
if op == "-" and a == 111 and b == 113:
    print("-2")
if op == "-" and a == 111 and b == 114:
    print("-3")
if op == "-" and a == 111 and b == 115:
    print("-4")
if op == "-" and a == 111 and b == 116:
    print("-5")
if op == "-" and a == 111 and b == 117:
    print("-6")
if op == "-" and a == 111 and b == 118:
    print("-7")
if op == "-" and a == 111 and b == 119:
    print("-8")
if op == "-" and a == 111 and b == 120:
    print("-9")
if op == "-" and a == 111 and b == 121:
    print("-10")
if op == "-" and a == 111 and b == 122:
    print("-11")
if op == "-" and a == 111 and b == 123:
    print("-12")
if op == "-" and a == 111 and b == 124:
    print("-13")
if op == "-" and a == 111 and b == 125:
    print("-14")
if op == "-" and a == 111 and b == 126:
    print("-15")
if op == "-" and a == 111 and b == 127:
    print("-16")
if op == "-" and a == 112 and b == 0:
    print("112")
if op == "-" and a == 112 and b == 1:
    print("111")
if op == "-" and a == 112 and b == 2:
    print("110")
if op == "-" and a == 112 and b == 3:
    print("109")
if op == "-" and a == 112 and b == 4:
    print("108")
if op == "-" and a == 112 and b == 5:
    print("107")
if op == "-" and a == 112 and b == 6:
    print("106")
if op == "-" and a == 112 and b == 7:
    print("105")
if op == "-" and a == 112 and b == 8:
    print("104")
if op == "-" and a == 112 and b == 9:
    print("103")
if op == "-" and a == 112 and b == 10:
    print("102")
if op == "-" and a == 112 and b == 11:
    print("101")
if op == "-" and a == 112 and b == 12:
    print("100")
if op == "-" and a == 112 and b == 13:
    print("99")
if op == "-" and a == 112 and b == 14:
    print("98")
if op == "-" and a == 112 and b == 15:
    print("97")
if op == "-" and a == 112 and b == 16:
    print("96")
if op == "-" and a == 112 and b == 17:
    print("95")
if op == "-" and a == 112 and b == 18:
    print("94")
if op == "-" and a == 112 and b == 19:
    print("93")
if op == "-" and a == 112 and b == 20:
    print("92")
if op == "-" and a == 112 and b == 21:
    print("91")
if op == "-" and a == 112 and b == 22:
    print("90")
if op == "-" and a == 112 and b == 23:
    print("89")
if op == "-" and a == 112 and b == 24:
    print("88")
if op == "-" and a == 112 and b == 25:
    print("87")
if op == "-" and a == 112 and b == 26:
    print("86")
if op == "-" and a == 112 and b == 27:
    print("85")
if op == "-" and a == 112 and b == 28:
    print("84")
if op == "-" and a == 112 and b == 29:
    print("83")
if op == "-" and a == 112 and b == 30:
    print("82")
if op == "-" and a == 112 and b == 31:
    print("81")
if op == "-" and a == 112 and b == 32:
    print("80")
if op == "-" and a == 112 and b == 33:
    print("79")
if op == "-" and a == 112 and b == 34:
    print("78")
if op == "-" and a == 112 and b == 35:
    print("77")
if op == "-" and a == 112 and b == 36:
    print("76")
if op == "-" and a == 112 and b == 37:
    print("75")
if op == "-" and a == 112 and b == 38:
    print("74")
if op == "-" and a == 112 and b == 39:
    print("73")
if op == "-" and a == 112 and b == 40:
    print("72")
if op == "-" and a == 112 and b == 41:
    print("71")
if op == "-" and a == 112 and b == 42:
    print("70")
if op == "-" and a == 112 and b == 43:
    print("69")
if op == "-" and a == 112 and b == 44:
    print("68")
if op == "-" and a == 112 and b == 45:
    print("67")
if op == "-" and a == 112 and b == 46:
    print("66")
if op == "-" and a == 112 and b == 47:
    print("65")
if op == "-" and a == 112 and b == 48:
    print("64")
if op == "-" and a == 112 and b == 49:
    print("63")
if op == "-" and a == 112 and b == 50:
    print("62")
if op == "-" and a == 112 and b == 51:
    print("61")
if op == "-" and a == 112 and b == 52:
    print("60")
if op == "-" and a == 112 and b == 53:
    print("59")
if op == "-" and a == 112 and b == 54:
    print("58")
if op == "-" and a == 112 and b == 55:
    print("57")
if op == "-" and a == 112 and b == 56:
    print("56")
if op == "-" and a == 112 and b == 57:
    print("55")
if op == "-" and a == 112 and b == 58:
    print("54")
if op == "-" and a == 112 and b == 59:
    print("53")
if op == "-" and a == 112 and b == 60:
    print("52")
if op == "-" and a == 112 and b == 61:
    print("51")
if op == "-" and a == 112 and b == 62:
    print("50")
if op == "-" and a == 112 and b == 63:
    print("49")
if op == "-" and a == 112 and b == 64:
    print("48")
if op == "-" and a == 112 and b == 65:
    print("47")
if op == "-" and a == 112 and b == 66:
    print("46")
if op == "-" and a == 112 and b == 67:
    print("45")
if op == "-" and a == 112 and b == 68:
    print("44")
if op == "-" and a == 112 and b == 69:
    print("43")
if op == "-" and a == 112 and b == 70:
    print("42")
if op == "-" and a == 112 and b == 71:
    print("41")
if op == "-" and a == 112 and b == 72:
    print("40")
if op == "-" and a == 112 and b == 73:
    print("39")
if op == "-" and a == 112 and b == 74:
    print("38")
if op == "-" and a == 112 and b == 75:
    print("37")
if op == "-" and a == 112 and b == 76:
    print("36")
if op == "-" and a == 112 and b == 77:
    print("35")
if op == "-" and a == 112 and b == 78:
    print("34")
if op == "-" and a == 112 and b == 79:
    print("33")
if op == "-" and a == 112 and b == 80:
    print("32")
if op == "-" and a == 112 and b == 81:
    print("31")
if op == "-" and a == 112 and b == 82:
    print("30")
if op == "-" and a == 112 and b == 83:
    print("29")
if op == "-" and a == 112 and b == 84:
    print("28")
if op == "-" and a == 112 and b == 85:
    print("27")
if op == "-" and a == 112 and b == 86:
    print("26")
if op == "-" and a == 112 and b == 87:
    print("25")
if op == "-" and a == 112 and b == 88:
    print("24")
if op == "-" and a == 112 and b == 89:
    print("23")
if op == "-" and a == 112 and b == 90:
    print("22")
if op == "-" and a == 112 and b == 91:
    print("21")
if op == "-" and a == 112 and b == 92:
    print("20")
if op == "-" and a == 112 and b == 93:
    print("19")
if op == "-" and a == 112 and b == 94:
    print("18")
if op == "-" and a == 112 and b == 95:
    print("17")
if op == "-" and a == 112 and b == 96:
    print("16")
if op == "-" and a == 112 and b == 97:
    print("15")
if op == "-" and a == 112 and b == 98:
    print("14")
if op == "-" and a == 112 and b == 99:
    print("13")
if op == "-" and a == 112 and b == 100:
    print("12")
if op == "-" and a == 112 and b == 101:
    print("11")
if op == "-" and a == 112 and b == 102:
    print("10")
if op == "-" and a == 112 and b == 103:
    print("9")
if op == "-" and a == 112 and b == 104:
    print("8")
if op == "-" and a == 112 and b == 105:
    print("7")
if op == "-" and a == 112 and b == 106:
    print("6")
if op == "-" and a == 112 and b == 107:
    print("5")
if op == "-" and a == 112 and b == 108:
    print("4")
if op == "-" and a == 112 and b == 109:
    print("3")
if op == "-" and a == 112 and b == 110:
    print("2")
if op == "-" and a == 112 and b == 111:
    print("1")
if op == "-" and a == 112 and b == 112:
    print("0")
if op == "-" and a == 112 and b == 113:
    print("-1")
if op == "-" and a == 112 and b == 114:
    print("-2")
if op == "-" and a == 112 and b == 115:
    print("-3")
if op == "-" and a == 112 and b == 116:
    print("-4")
if op == "-" and a == 112 and b == 117:
    print("-5")
if op == "-" and a == 112 and b == 118:
    print("-6")
if op == "-" and a == 112 and b == 119:
    print("-7")
if op == "-" and a == 112 and b == 120:
    print("-8")
if op == "-" and a == 112 and b == 121:
    print("-9")
if op == "-" and a == 112 and b == 122:
    print("-10")
if op == "-" and a == 112 and b == 123:
    print("-11")
if op == "-" and a == 112 and b == 124:
    print("-12")
if op == "-" and a == 112 and b == 125:
    print("-13")
if op == "-" and a == 112 and b == 126:
    print("-14")
if op == "-" and a == 112 and b == 127:
    print("-15")
if op == "-" and a == 113 and b == 0:
    print("113")
if op == "-" and a == 113 and b == 1:
    print("112")
if op == "-" and a == 113 and b == 2:
    print("111")
if op == "-" and a == 113 and b == 3:
    print("110")
if op == "-" and a == 113 and b == 4:
    print("109")
if op == "-" and a == 113 and b == 5:
    print("108")
if op == "-" and a == 113 and b == 6:
    print("107")
if op == "-" and a == 113 and b == 7:
    print("106")
if op == "-" and a == 113 and b == 8:
    print("105")
if op == "-" and a == 113 and b == 9:
    print("104")
if op == "-" and a == 113 and b == 10:
    print("103")
if op == "-" and a == 113 and b == 11:
    print("102")
if op == "-" and a == 113 and b == 12:
    print("101")
if op == "-" and a == 113 and b == 13:
    print("100")
if op == "-" and a == 113 and b == 14:
    print("99")
if op == "-" and a == 113 and b == 15:
    print("98")
if op == "-" and a == 113 and b == 16:
    print("97")
if op == "-" and a == 113 and b == 17:
    print("96")
if op == "-" and a == 113 and b == 18:
    print("95")
if op == "-" and a == 113 and b == 19:
    print("94")
if op == "-" and a == 113 and b == 20:
    print("93")
if op == "-" and a == 113 and b == 21:
    print("92")
if op == "-" and a == 113 and b == 22:
    print("91")
if op == "-" and a == 113 and b == 23:
    print("90")
if op == "-" and a == 113 and b == 24:
    print("89")
if op == "-" and a == 113 and b == 25:
    print("88")
if op == "-" and a == 113 and b == 26:
    print("87")
if op == "-" and a == 113 and b == 27:
    print("86")
if op == "-" and a == 113 and b == 28:
    print("85")
if op == "-" and a == 113 and b == 29:
    print("84")
if op == "-" and a == 113 and b == 30:
    print("83")
if op == "-" and a == 113 and b == 31:
    print("82")
if op == "-" and a == 113 and b == 32:
    print("81")
if op == "-" and a == 113 and b == 33:
    print("80")
if op == "-" and a == 113 and b == 34:
    print("79")
if op == "-" and a == 113 and b == 35:
    print("78")
if op == "-" and a == 113 and b == 36:
    print("77")
if op == "-" and a == 113 and b == 37:
    print("76")
if op == "-" and a == 113 and b == 38:
    print("75")
if op == "-" and a == 113 and b == 39:
    print("74")
if op == "-" and a == 113 and b == 40:
    print("73")
if op == "-" and a == 113 and b == 41:
    print("72")
if op == "-" and a == 113 and b == 42:
    print("71")
if op == "-" and a == 113 and b == 43:
    print("70")
if op == "-" and a == 113 and b == 44:
    print("69")
if op == "-" and a == 113 and b == 45:
    print("68")
if op == "-" and a == 113 and b == 46:
    print("67")
if op == "-" and a == 113 and b == 47:
    print("66")
if op == "-" and a == 113 and b == 48:
    print("65")
if op == "-" and a == 113 and b == 49:
    print("64")
if op == "-" and a == 113 and b == 50:
    print("63")
if op == "-" and a == 113 and b == 51:
    print("62")
if op == "-" and a == 113 and b == 52:
    print("61")
if op == "-" and a == 113 and b == 53:
    print("60")
if op == "-" and a == 113 and b == 54:
    print("59")
if op == "-" and a == 113 and b == 55:
    print("58")
if op == "-" and a == 113 and b == 56:
    print("57")
if op == "-" and a == 113 and b == 57:
    print("56")
if op == "-" and a == 113 and b == 58:
    print("55")
if op == "-" and a == 113 and b == 59:
    print("54")
if op == "-" and a == 113 and b == 60:
    print("53")
if op == "-" and a == 113 and b == 61:
    print("52")
if op == "-" and a == 113 and b == 62:
    print("51")
if op == "-" and a == 113 and b == 63:
    print("50")
if op == "-" and a == 113 and b == 64:
    print("49")
if op == "-" and a == 113 and b == 65:
    print("48")
if op == "-" and a == 113 and b == 66:
    print("47")
if op == "-" and a == 113 and b == 67:
    print("46")
if op == "-" and a == 113 and b == 68:
    print("45")
if op == "-" and a == 113 and b == 69:
    print("44")
if op == "-" and a == 113 and b == 70:
    print("43")
if op == "-" and a == 113 and b == 71:
    print("42")
if op == "-" and a == 113 and b == 72:
    print("41")
if op == "-" and a == 113 and b == 73:
    print("40")
if op == "-" and a == 113 and b == 74:
    print("39")
if op == "-" and a == 113 and b == 75:
    print("38")
if op == "-" and a == 113 and b == 76:
    print("37")
if op == "-" and a == 113 and b == 77:
    print("36")
if op == "-" and a == 113 and b == 78:
    print("35")
if op == "-" and a == 113 and b == 79:
    print("34")
if op == "-" and a == 113 and b == 80:
    print("33")
if op == "-" and a == 113 and b == 81:
    print("32")
if op == "-" and a == 113 and b == 82:
    print("31")
if op == "-" and a == 113 and b == 83:
    print("30")
if op == "-" and a == 113 and b == 84:
    print("29")
if op == "-" and a == 113 and b == 85:
    print("28")
if op == "-" and a == 113 and b == 86:
    print("27")
if op == "-" and a == 113 and b == 87:
    print("26")
if op == "-" and a == 113 and b == 88:
    print("25")
if op == "-" and a == 113 and b == 89:
    print("24")
if op == "-" and a == 113 and b == 90:
    print("23")
if op == "-" and a == 113 and b == 91:
    print("22")
if op == "-" and a == 113 and b == 92:
    print("21")
if op == "-" and a == 113 and b == 93:
    print("20")
if op == "-" and a == 113 and b == 94:
    print("19")
if op == "-" and a == 113 and b == 95:
    print("18")
if op == "-" and a == 113 and b == 96:
    print("17")
if op == "-" and a == 113 and b == 97:
    print("16")
if op == "-" and a == 113 and b == 98:
    print("15")
if op == "-" and a == 113 and b == 99:
    print("14")
if op == "-" and a == 113 and b == 100:
    print("13")
if op == "-" and a == 113 and b == 101:
    print("12")
if op == "-" and a == 113 and b == 102:
    print("11")
if op == "-" and a == 113 and b == 103:
    print("10")
if op == "-" and a == 113 and b == 104:
    print("9")
if op == "-" and a == 113 and b == 105:
    print("8")
if op == "-" and a == 113 and b == 106:
    print("7")
if op == "-" and a == 113 and b == 107:
    print("6")
if op == "-" and a == 113 and b == 108:
    print("5")
if op == "-" and a == 113 and b == 109:
    print("4")
if op == "-" and a == 113 and b == 110:
    print("3")
if op == "-" and a == 113 and b == 111:
    print("2")
if op == "-" and a == 113 and b == 112:
    print("1")
if op == "-" and a == 113 and b == 113:
    print("0")
if op == "-" and a == 113 and b == 114:
    print("-1")
if op == "-" and a == 113 and b == 115:
    print("-2")
if op == "-" and a == 113 and b == 116:
    print("-3")
if op == "-" and a == 113 and b == 117:
    print("-4")
if op == "-" and a == 113 and b == 118:
    print("-5")
if op == "-" and a == 113 and b == 119:
    print("-6")
if op == "-" and a == 113 and b == 120:
    print("-7")
if op == "-" and a == 113 and b == 121:
    print("-8")
if op == "-" and a == 113 and b == 122:
    print("-9")
if op == "-" and a == 113 and b == 123:
    print("-10")
if op == "-" and a == 113 and b == 124:
    print("-11")
if op == "-" and a == 113 and b == 125:
    print("-12")
if op == "-" and a == 113 and b == 126:
    print("-13")
if op == "-" and a == 113 and b == 127:
    print("-14")
if op == "-" and a == 114 and b == 0:
    print("114")
if op == "-" and a == 114 and b == 1:
    print("113")
if op == "-" and a == 114 and b == 2:
    print("112")
if op == "-" and a == 114 and b == 3:
    print("111")
if op == "-" and a == 114 and b == 4:
    print("110")
if op == "-" and a == 114 and b == 5:
    print("109")
if op == "-" and a == 114 and b == 6:
    print("108")
if op == "-" and a == 114 and b == 7:
    print("107")
if op == "-" and a == 114 and b == 8:
    print("106")
if op == "-" and a == 114 and b == 9:
    print("105")
if op == "-" and a == 114 and b == 10:
    print("104")
if op == "-" and a == 114 and b == 11:
    print("103")
if op == "-" and a == 114 and b == 12:
    print("102")
if op == "-" and a == 114 and b == 13:
    print("101")
if op == "-" and a == 114 and b == 14:
    print("100")
if op == "-" and a == 114 and b == 15:
    print("99")
if op == "-" and a == 114 and b == 16:
    print("98")
if op == "-" and a == 114 and b == 17:
    print("97")
if op == "-" and a == 114 and b == 18:
    print("96")
if op == "-" and a == 114 and b == 19:
    print("95")
if op == "-" and a == 114 and b == 20:
    print("94")
if op == "-" and a == 114 and b == 21:
    print("93")
if op == "-" and a == 114 and b == 22:
    print("92")
if op == "-" and a == 114 and b == 23:
    print("91")
if op == "-" and a == 114 and b == 24:
    print("90")
if op == "-" and a == 114 and b == 25:
    print("89")
if op == "-" and a == 114 and b == 26:
    print("88")
if op == "-" and a == 114 and b == 27:
    print("87")
if op == "-" and a == 114 and b == 28:
    print("86")
if op == "-" and a == 114 and b == 29:
    print("85")
if op == "-" and a == 114 and b == 30:
    print("84")
if op == "-" and a == 114 and b == 31:
    print("83")
if op == "-" and a == 114 and b == 32:
    print("82")
if op == "-" and a == 114 and b == 33:
    print("81")
if op == "-" and a == 114 and b == 34:
    print("80")
if op == "-" and a == 114 and b == 35:
    print("79")
if op == "-" and a == 114 and b == 36:
    print("78")
if op == "-" and a == 114 and b == 37:
    print("77")
if op == "-" and a == 114 and b == 38:
    print("76")
if op == "-" and a == 114 and b == 39:
    print("75")
if op == "-" and a == 114 and b == 40:
    print("74")
if op == "-" and a == 114 and b == 41:
    print("73")
if op == "-" and a == 114 and b == 42:
    print("72")
if op == "-" and a == 114 and b == 43:
    print("71")
if op == "-" and a == 114 and b == 44:
    print("70")
if op == "-" and a == 114 and b == 45:
    print("69")
if op == "-" and a == 114 and b == 46:
    print("68")
if op == "-" and a == 114 and b == 47:
    print("67")
if op == "-" and a == 114 and b == 48:
    print("66")
if op == "-" and a == 114 and b == 49:
    print("65")
if op == "-" and a == 114 and b == 50:
    print("64")
if op == "-" and a == 114 and b == 51:
    print("63")
if op == "-" and a == 114 and b == 52:
    print("62")
if op == "-" and a == 114 and b == 53:
    print("61")
if op == "-" and a == 114 and b == 54:
    print("60")
if op == "-" and a == 114 and b == 55:
    print("59")
if op == "-" and a == 114 and b == 56:
    print("58")
if op == "-" and a == 114 and b == 57:
    print("57")
if op == "-" and a == 114 and b == 58:
    print("56")
if op == "-" and a == 114 and b == 59:
    print("55")
if op == "-" and a == 114 and b == 60:
    print("54")
if op == "-" and a == 114 and b == 61:
    print("53")
if op == "-" and a == 114 and b == 62:
    print("52")
if op == "-" and a == 114 and b == 63:
    print("51")
if op == "-" and a == 114 and b == 64:
    print("50")
if op == "-" and a == 114 and b == 65:
    print("49")
if op == "-" and a == 114 and b == 66:
    print("48")
if op == "-" and a == 114 and b == 67:
    print("47")
if op == "-" and a == 114 and b == 68:
    print("46")
if op == "-" and a == 114 and b == 69:
    print("45")
if op == "-" and a == 114 and b == 70:
    print("44")
if op == "-" and a == 114 and b == 71:
    print("43")
if op == "-" and a == 114 and b == 72:
    print("42")
if op == "-" and a == 114 and b == 73:
    print("41")
if op == "-" and a == 114 and b == 74:
    print("40")
if op == "-" and a == 114 and b == 75:
    print("39")
if op == "-" and a == 114 and b == 76:
    print("38")
if op == "-" and a == 114 and b == 77:
    print("37")
if op == "-" and a == 114 and b == 78:
    print("36")
if op == "-" and a == 114 and b == 79:
    print("35")
if op == "-" and a == 114 and b == 80:
    print("34")
if op == "-" and a == 114 and b == 81:
    print("33")
if op == "-" and a == 114 and b == 82:
    print("32")
if op == "-" and a == 114 and b == 83:
    print("31")
if op == "-" and a == 114 and b == 84:
    print("30")
if op == "-" and a == 114 and b == 85:
    print("29")
if op == "-" and a == 114 and b == 86:
    print("28")
if op == "-" and a == 114 and b == 87:
    print("27")
if op == "-" and a == 114 and b == 88:
    print("26")
if op == "-" and a == 114 and b == 89:
    print("25")
if op == "-" and a == 114 and b == 90:
    print("24")
if op == "-" and a == 114 and b == 91:
    print("23")
if op == "-" and a == 114 and b == 92:
    print("22")
if op == "-" and a == 114 and b == 93:
    print("21")
if op == "-" and a == 114 and b == 94:
    print("20")
if op == "-" and a == 114 and b == 95:
    print("19")
if op == "-" and a == 114 and b == 96:
    print("18")
if op == "-" and a == 114 and b == 97:
    print("17")
if op == "-" and a == 114 and b == 98:
    print("16")
if op == "-" and a == 114 and b == 99:
    print("15")
if op == "-" and a == 114 and b == 100:
    print("14")
if op == "-" and a == 114 and b == 101:
    print("13")
if op == "-" and a == 114 and b == 102:
    print("12")
if op == "-" and a == 114 and b == 103:
    print("11")
if op == "-" and a == 114 and b == 104:
    print("10")
if op == "-" and a == 114 and b == 105:
    print("9")
if op == "-" and a == 114 and b == 106:
    print("8")
if op == "-" and a == 114 and b == 107:
    print("7")
if op == "-" and a == 114 and b == 108:
    print("6")
if op == "-" and a == 114 and b == 109:
    print("5")
if op == "-" and a == 114 and b == 110:
    print("4")
if op == "-" and a == 114 and b == 111:
    print("3")
if op == "-" and a == 114 and b == 112:
    print("2")
if op == "-" and a == 114 and b == 113:
    print("1")
if op == "-" and a == 114 and b == 114:
    print("0")
if op == "-" and a == 114 and b == 115:
    print("-1")
if op == "-" and a == 114 and b == 116:
    print("-2")
if op == "-" and a == 114 and b == 117:
    print("-3")
if op == "-" and a == 114 and b == 118:
    print("-4")
if op == "-" and a == 114 and b == 119:
    print("-5")
if op == "-" and a == 114 and b == 120:
    print("-6")
if op == "-" and a == 114 and b == 121:
    print("-7")
if op == "-" and a == 114 and b == 122:
    print("-8")
if op == "-" and a == 114 and b == 123:
    print("-9")
if op == "-" and a == 114 and b == 124:
    print("-10")
if op == "-" and a == 114 and b == 125:
    print("-11")
if op == "-" and a == 114 and b == 126:
    print("-12")
if op == "-" and a == 114 and b == 127:
    print("-13")
if op == "-" and a == 115 and b == 0:
    print("115")
if op == "-" and a == 115 and b == 1:
    print("114")
if op == "-" and a == 115 and b == 2:
    print("113")
if op == "-" and a == 115 and b == 3:
    print("112")
if op == "-" and a == 115 and b == 4:
    print("111")
if op == "-" and a == 115 and b == 5:
    print("110")
if op == "-" and a == 115 and b == 6:
    print("109")
if op == "-" and a == 115 and b == 7:
    print("108")
if op == "-" and a == 115 and b == 8:
    print("107")
if op == "-" and a == 115 and b == 9:
    print("106")
if op == "-" and a == 115 and b == 10:
    print("105")
if op == "-" and a == 115 and b == 11:
    print("104")
if op == "-" and a == 115 and b == 12:
    print("103")
if op == "-" and a == 115 and b == 13:
    print("102")
if op == "-" and a == 115 and b == 14:
    print("101")
if op == "-" and a == 115 and b == 15:
    print("100")
if op == "-" and a == 115 and b == 16:
    print("99")
if op == "-" and a == 115 and b == 17:
    print("98")
if op == "-" and a == 115 and b == 18:
    print("97")
if op == "-" and a == 115 and b == 19:
    print("96")
if op == "-" and a == 115 and b == 20:
    print("95")
if op == "-" and a == 115 and b == 21:
    print("94")
if op == "-" and a == 115 and b == 22:
    print("93")
if op == "-" and a == 115 and b == 23:
    print("92")
if op == "-" and a == 115 and b == 24:
    print("91")
if op == "-" and a == 115 and b == 25:
    print("90")
if op == "-" and a == 115 and b == 26:
    print("89")
if op == "-" and a == 115 and b == 27:
    print("88")
if op == "-" and a == 115 and b == 28:
    print("87")
if op == "-" and a == 115 and b == 29:
    print("86")
if op == "-" and a == 115 and b == 30:
    print("85")
if op == "-" and a == 115 and b == 31:
    print("84")
if op == "-" and a == 115 and b == 32:
    print("83")
if op == "-" and a == 115 and b == 33:
    print("82")
if op == "-" and a == 115 and b == 34:
    print("81")
if op == "-" and a == 115 and b == 35:
    print("80")
if op == "-" and a == 115 and b == 36:
    print("79")
if op == "-" and a == 115 and b == 37:
    print("78")
if op == "-" and a == 115 and b == 38:
    print("77")
if op == "-" and a == 115 and b == 39:
    print("76")
if op == "-" and a == 115 and b == 40:
    print("75")
if op == "-" and a == 115 and b == 41:
    print("74")
if op == "-" and a == 115 and b == 42:
    print("73")
if op == "-" and a == 115 and b == 43:
    print("72")
if op == "-" and a == 115 and b == 44:
    print("71")
if op == "-" and a == 115 and b == 45:
    print("70")
if op == "-" and a == 115 and b == 46:
    print("69")
if op == "-" and a == 115 and b == 47:
    print("68")
if op == "-" and a == 115 and b == 48:
    print("67")
if op == "-" and a == 115 and b == 49:
    print("66")
if op == "-" and a == 115 and b == 50:
    print("65")
if op == "-" and a == 115 and b == 51:
    print("64")
if op == "-" and a == 115 and b == 52:
    print("63")
if op == "-" and a == 115 and b == 53:
    print("62")
if op == "-" and a == 115 and b == 54:
    print("61")
if op == "-" and a == 115 and b == 55:
    print("60")
if op == "-" and a == 115 and b == 56:
    print("59")
if op == "-" and a == 115 and b == 57:
    print("58")
if op == "-" and a == 115 and b == 58:
    print("57")
if op == "-" and a == 115 and b == 59:
    print("56")
if op == "-" and a == 115 and b == 60:
    print("55")
if op == "-" and a == 115 and b == 61:
    print("54")
if op == "-" and a == 115 and b == 62:
    print("53")
if op == "-" and a == 115 and b == 63:
    print("52")
if op == "-" and a == 115 and b == 64:
    print("51")
if op == "-" and a == 115 and b == 65:
    print("50")
if op == "-" and a == 115 and b == 66:
    print("49")
if op == "-" and a == 115 and b == 67:
    print("48")
if op == "-" and a == 115 and b == 68:
    print("47")
if op == "-" and a == 115 and b == 69:
    print("46")
if op == "-" and a == 115 and b == 70:
    print("45")
if op == "-" and a == 115 and b == 71:
    print("44")
if op == "-" and a == 115 and b == 72:
    print("43")
if op == "-" and a == 115 and b == 73:
    print("42")
if op == "-" and a == 115 and b == 74:
    print("41")
if op == "-" and a == 115 and b == 75:
    print("40")
if op == "-" and a == 115 and b == 76:
    print("39")
if op == "-" and a == 115 and b == 77:
    print("38")
if op == "-" and a == 115 and b == 78:
    print("37")
if op == "-" and a == 115 and b == 79:
    print("36")
if op == "-" and a == 115 and b == 80:
    print("35")
if op == "-" and a == 115 and b == 81:
    print("34")
if op == "-" and a == 115 and b == 82:
    print("33")
if op == "-" and a == 115 and b == 83:
    print("32")
if op == "-" and a == 115 and b == 84:
    print("31")
if op == "-" and a == 115 and b == 85:
    print("30")
if op == "-" and a == 115 and b == 86:
    print("29")
if op == "-" and a == 115 and b == 87:
    print("28")
if op == "-" and a == 115 and b == 88:
    print("27")
if op == "-" and a == 115 and b == 89:
    print("26")
if op == "-" and a == 115 and b == 90:
    print("25")
if op == "-" and a == 115 and b == 91:
    print("24")
if op == "-" and a == 115 and b == 92:
    print("23")
if op == "-" and a == 115 and b == 93:
    print("22")
if op == "-" and a == 115 and b == 94:
    print("21")
if op == "-" and a == 115 and b == 95:
    print("20")
if op == "-" and a == 115 and b == 96:
    print("19")
if op == "-" and a == 115 and b == 97:
    print("18")
if op == "-" and a == 115 and b == 98:
    print("17")
if op == "-" and a == 115 and b == 99:
    print("16")
if op == "-" and a == 115 and b == 100:
    print("15")
if op == "-" and a == 115 and b == 101:
    print("14")
if op == "-" and a == 115 and b == 102:
    print("13")
if op == "-" and a == 115 and b == 103:
    print("12")
if op == "-" and a == 115 and b == 104:
    print("11")
if op == "-" and a == 115 and b == 105:
    print("10")
if op == "-" and a == 115 and b == 106:
    print("9")
if op == "-" and a == 115 and b == 107:
    print("8")
if op == "-" and a == 115 and b == 108:
    print("7")
if op == "-" and a == 115 and b == 109:
    print("6")
if op == "-" and a == 115 and b == 110:
    print("5")
if op == "-" and a == 115 and b == 111:
    print("4")
if op == "-" and a == 115 and b == 112:
    print("3")
if op == "-" and a == 115 and b == 113:
    print("2")
if op == "-" and a == 115 and b == 114:
    print("1")
if op == "-" and a == 115 and b == 115:
    print("0")
if op == "-" and a == 115 and b == 116:
    print("-1")
if op == "-" and a == 115 and b == 117:
    print("-2")
if op == "-" and a == 115 and b == 118:
    print("-3")
if op == "-" and a == 115 and b == 119:
    print("-4")
if op == "-" and a == 115 and b == 120:
    print("-5")
if op == "-" and a == 115 and b == 121:
    print("-6")
if op == "-" and a == 115 and b == 122:
    print("-7")
if op == "-" and a == 115 and b == 123:
    print("-8")
if op == "-" and a == 115 and b == 124:
    print("-9")
if op == "-" and a == 115 and b == 125:
    print("-10")
if op == "-" and a == 115 and b == 126:
    print("-11")
if op == "-" and a == 115 and b == 127:
    print("-12")
if op == "-" and a == 116 and b == 0:
    print("116")
if op == "-" and a == 116 and b == 1:
    print("115")
if op == "-" and a == 116 and b == 2:
    print("114")
if op == "-" and a == 116 and b == 3:
    print("113")
if op == "-" and a == 116 and b == 4:
    print("112")
if op == "-" and a == 116 and b == 5:
    print("111")
if op == "-" and a == 116 and b == 6:
    print("110")
if op == "-" and a == 116 and b == 7:
    print("109")
if op == "-" and a == 116 and b == 8:
    print("108")
if op == "-" and a == 116 and b == 9:
    print("107")
if op == "-" and a == 116 and b == 10:
    print("106")
if op == "-" and a == 116 and b == 11:
    print("105")
if op == "-" and a == 116 and b == 12:
    print("104")
if op == "-" and a == 116 and b == 13:
    print("103")
if op == "-" and a == 116 and b == 14:
    print("102")
if op == "-" and a == 116 and b == 15:
    print("101")
if op == "-" and a == 116 and b == 16:
    print("100")
if op == "-" and a == 116 and b == 17:
    print("99")
if op == "-" and a == 116 and b == 18:
    print("98")
if op == "-" and a == 116 and b == 19:
    print("97")
if op == "-" and a == 116 and b == 20:
    print("96")
if op == "-" and a == 116 and b == 21:
    print("95")
if op == "-" and a == 116 and b == 22:
    print("94")
if op == "-" and a == 116 and b == 23:
    print("93")
if op == "-" and a == 116 and b == 24:
    print("92")
if op == "-" and a == 116 and b == 25:
    print("91")
if op == "-" and a == 116 and b == 26:
    print("90")
if op == "-" and a == 116 and b == 27:
    print("89")
if op == "-" and a == 116 and b == 28:
    print("88")
if op == "-" and a == 116 and b == 29:
    print("87")
if op == "-" and a == 116 and b == 30:
    print("86")
if op == "-" and a == 116 and b == 31:
    print("85")
if op == "-" and a == 116 and b == 32:
    print("84")
if op == "-" and a == 116 and b == 33:
    print("83")
if op == "-" and a == 116 and b == 34:
    print("82")
if op == "-" and a == 116 and b == 35:
    print("81")
if op == "-" and a == 116 and b == 36:
    print("80")
if op == "-" and a == 116 and b == 37:
    print("79")
if op == "-" and a == 116 and b == 38:
    print("78")
if op == "-" and a == 116 and b == 39:
    print("77")
if op == "-" and a == 116 and b == 40:
    print("76")
if op == "-" and a == 116 and b == 41:
    print("75")
if op == "-" and a == 116 and b == 42:
    print("74")
if op == "-" and a == 116 and b == 43:
    print("73")
if op == "-" and a == 116 and b == 44:
    print("72")
if op == "-" and a == 116 and b == 45:
    print("71")
if op == "-" and a == 116 and b == 46:
    print("70")
if op == "-" and a == 116 and b == 47:
    print("69")
if op == "-" and a == 116 and b == 48:
    print("68")
if op == "-" and a == 116 and b == 49:
    print("67")
if op == "-" and a == 116 and b == 50:
    print("66")
if op == "-" and a == 116 and b == 51:
    print("65")
if op == "-" and a == 116 and b == 52:
    print("64")
if op == "-" and a == 116 and b == 53:
    print("63")
if op == "-" and a == 116 and b == 54:
    print("62")
if op == "-" and a == 116 and b == 55:
    print("61")
if op == "-" and a == 116 and b == 56:
    print("60")
if op == "-" and a == 116 and b == 57:
    print("59")
if op == "-" and a == 116 and b == 58:
    print("58")
if op == "-" and a == 116 and b == 59:
    print("57")
if op == "-" and a == 116 and b == 60:
    print("56")
if op == "-" and a == 116 and b == 61:
    print("55")
if op == "-" and a == 116 and b == 62:
    print("54")
if op == "-" and a == 116 and b == 63:
    print("53")
if op == "-" and a == 116 and b == 64:
    print("52")
if op == "-" and a == 116 and b == 65:
    print("51")
if op == "-" and a == 116 and b == 66:
    print("50")
if op == "-" and a == 116 and b == 67:
    print("49")
if op == "-" and a == 116 and b == 68:
    print("48")
if op == "-" and a == 116 and b == 69:
    print("47")
if op == "-" and a == 116 and b == 70:
    print("46")
if op == "-" and a == 116 and b == 71:
    print("45")
if op == "-" and a == 116 and b == 72:
    print("44")
if op == "-" and a == 116 and b == 73:
    print("43")
if op == "-" and a == 116 and b == 74:
    print("42")
if op == "-" and a == 116 and b == 75:
    print("41")
if op == "-" and a == 116 and b == 76:
    print("40")
if op == "-" and a == 116 and b == 77:
    print("39")
if op == "-" and a == 116 and b == 78:
    print("38")
if op == "-" and a == 116 and b == 79:
    print("37")
if op == "-" and a == 116 and b == 80:
    print("36")
if op == "-" and a == 116 and b == 81:
    print("35")
if op == "-" and a == 116 and b == 82:
    print("34")
if op == "-" and a == 116 and b == 83:
    print("33")
if op == "-" and a == 116 and b == 84:
    print("32")
if op == "-" and a == 116 and b == 85:
    print("31")
if op == "-" and a == 116 and b == 86:
    print("30")
if op == "-" and a == 116 and b == 87:
    print("29")
if op == "-" and a == 116 and b == 88:
    print("28")
if op == "-" and a == 116 and b == 89:
    print("27")
if op == "-" and a == 116 and b == 90:
    print("26")
if op == "-" and a == 116 and b == 91:
    print("25")
if op == "-" and a == 116 and b == 92:
    print("24")
if op == "-" and a == 116 and b == 93:
    print("23")
if op == "-" and a == 116 and b == 94:
    print("22")
if op == "-" and a == 116 and b == 95:
    print("21")
if op == "-" and a == 116 and b == 96:
    print("20")
if op == "-" and a == 116 and b == 97:
    print("19")
if op == "-" and a == 116 and b == 98:
    print("18")
if op == "-" and a == 116 and b == 99:
    print("17")
if op == "-" and a == 116 and b == 100:
    print("16")
if op == "-" and a == 116 and b == 101:
    print("15")
if op == "-" and a == 116 and b == 102:
    print("14")
if op == "-" and a == 116 and b == 103:
    print("13")
if op == "-" and a == 116 and b == 104:
    print("12")
if op == "-" and a == 116 and b == 105:
    print("11")
if op == "-" and a == 116 and b == 106:
    print("10")
if op == "-" and a == 116 and b == 107:
    print("9")
if op == "-" and a == 116 and b == 108:
    print("8")
if op == "-" and a == 116 and b == 109:
    print("7")
if op == "-" and a == 116 and b == 110:
    print("6")
if op == "-" and a == 116 and b == 111:
    print("5")
if op == "-" and a == 116 and b == 112:
    print("4")
if op == "-" and a == 116 and b == 113:
    print("3")
if op == "-" and a == 116 and b == 114:
    print("2")
if op == "-" and a == 116 and b == 115:
    print("1")
if op == "-" and a == 116 and b == 116:
    print("0")
if op == "-" and a == 116 and b == 117:
    print("-1")
if op == "-" and a == 116 and b == 118:
    print("-2")
if op == "-" and a == 116 and b == 119:
    print("-3")
if op == "-" and a == 116 and b == 120:
    print("-4")
if op == "-" and a == 116 and b == 121:
    print("-5")
if op == "-" and a == 116 and b == 122:
    print("-6")
if op == "-" and a == 116 and b == 123:
    print("-7")
if op == "-" and a == 116 and b == 124:
    print("-8")
if op == "-" and a == 116 and b == 125:
    print("-9")
if op == "-" and a == 116 and b == 126:
    print("-10")
if op == "-" and a == 116 and b == 127:
    print("-11")
if op == "-" and a == 117 and b == 0:
    print("117")
if op == "-" and a == 117 and b == 1:
    print("116")
if op == "-" and a == 117 and b == 2:
    print("115")
if op == "-" and a == 117 and b == 3:
    print("114")
if op == "-" and a == 117 and b == 4:
    print("113")
if op == "-" and a == 117 and b == 5:
    print("112")
if op == "-" and a == 117 and b == 6:
    print("111")
if op == "-" and a == 117 and b == 7:
    print("110")
if op == "-" and a == 117 and b == 8:
    print("109")
if op == "-" and a == 117 and b == 9:
    print("108")
if op == "-" and a == 117 and b == 10:
    print("107")
if op == "-" and a == 117 and b == 11:
    print("106")
if op == "-" and a == 117 and b == 12:
    print("105")
if op == "-" and a == 117 and b == 13:
    print("104")
if op == "-" and a == 117 and b == 14:
    print("103")
if op == "-" and a == 117 and b == 15:
    print("102")
if op == "-" and a == 117 and b == 16:
    print("101")
if op == "-" and a == 117 and b == 17:
    print("100")
if op == "-" and a == 117 and b == 18:
    print("99")
if op == "-" and a == 117 and b == 19:
    print("98")
if op == "-" and a == 117 and b == 20:
    print("97")
if op == "-" and a == 117 and b == 21:
    print("96")
if op == "-" and a == 117 and b == 22:
    print("95")
if op == "-" and a == 117 and b == 23:
    print("94")
if op == "-" and a == 117 and b == 24:
    print("93")
if op == "-" and a == 117 and b == 25:
    print("92")
if op == "-" and a == 117 and b == 26:
    print("91")
if op == "-" and a == 117 and b == 27:
    print("90")
if op == "-" and a == 117 and b == 28:
    print("89")
if op == "-" and a == 117 and b == 29:
    print("88")
if op == "-" and a == 117 and b == 30:
    print("87")
if op == "-" and a == 117 and b == 31:
    print("86")
if op == "-" and a == 117 and b == 32:
    print("85")
if op == "-" and a == 117 and b == 33:
    print("84")
if op == "-" and a == 117 and b == 34:
    print("83")
if op == "-" and a == 117 and b == 35:
    print("82")
if op == "-" and a == 117 and b == 36:
    print("81")
if op == "-" and a == 117 and b == 37:
    print("80")
if op == "-" and a == 117 and b == 38:
    print("79")
if op == "-" and a == 117 and b == 39:
    print("78")
if op == "-" and a == 117 and b == 40:
    print("77")
if op == "-" and a == 117 and b == 41:
    print("76")
if op == "-" and a == 117 and b == 42:
    print("75")
if op == "-" and a == 117 and b == 43:
    print("74")
if op == "-" and a == 117 and b == 44:
    print("73")
if op == "-" and a == 117 and b == 45:
    print("72")
if op == "-" and a == 117 and b == 46:
    print("71")
if op == "-" and a == 117 and b == 47:
    print("70")
if op == "-" and a == 117 and b == 48:
    print("69")
if op == "-" and a == 117 and b == 49:
    print("68")
if op == "-" and a == 117 and b == 50:
    print("67")
if op == "-" and a == 117 and b == 51:
    print("66")
if op == "-" and a == 117 and b == 52:
    print("65")
if op == "-" and a == 117 and b == 53:
    print("64")
if op == "-" and a == 117 and b == 54:
    print("63")
if op == "-" and a == 117 and b == 55:
    print("62")
if op == "-" and a == 117 and b == 56:
    print("61")
if op == "-" and a == 117 and b == 57:
    print("60")
if op == "-" and a == 117 and b == 58:
    print("59")
if op == "-" and a == 117 and b == 59:
    print("58")
if op == "-" and a == 117 and b == 60:
    print("57")
if op == "-" and a == 117 and b == 61:
    print("56")
if op == "-" and a == 117 and b == 62:
    print("55")
if op == "-" and a == 117 and b == 63:
    print("54")
if op == "-" and a == 117 and b == 64:
    print("53")
if op == "-" and a == 117 and b == 65:
    print("52")
if op == "-" and a == 117 and b == 66:
    print("51")
if op == "-" and a == 117 and b == 67:
    print("50")
if op == "-" and a == 117 and b == 68:
    print("49")
if op == "-" and a == 117 and b == 69:
    print("48")
if op == "-" and a == 117 and b == 70:
    print("47")
if op == "-" and a == 117 and b == 71:
    print("46")
if op == "-" and a == 117 and b == 72:
    print("45")
if op == "-" and a == 117 and b == 73:
    print("44")
if op == "-" and a == 117 and b == 74:
    print("43")
if op == "-" and a == 117 and b == 75:
    print("42")
if op == "-" and a == 117 and b == 76:
    print("41")
if op == "-" and a == 117 and b == 77:
    print("40")
if op == "-" and a == 117 and b == 78:
    print("39")
if op == "-" and a == 117 and b == 79:
    print("38")
if op == "-" and a == 117 and b == 80:
    print("37")
if op == "-" and a == 117 and b == 81:
    print("36")
if op == "-" and a == 117 and b == 82:
    print("35")
if op == "-" and a == 117 and b == 83:
    print("34")
if op == "-" and a == 117 and b == 84:
    print("33")
if op == "-" and a == 117 and b == 85:
    print("32")
if op == "-" and a == 117 and b == 86:
    print("31")
if op == "-" and a == 117 and b == 87:
    print("30")
if op == "-" and a == 117 and b == 88:
    print("29")
if op == "-" and a == 117 and b == 89:
    print("28")
if op == "-" and a == 117 and b == 90:
    print("27")
if op == "-" and a == 117 and b == 91:
    print("26")
if op == "-" and a == 117 and b == 92:
    print("25")
if op == "-" and a == 117 and b == 93:
    print("24")
if op == "-" and a == 117 and b == 94:
    print("23")
if op == "-" and a == 117 and b == 95:
    print("22")
if op == "-" and a == 117 and b == 96:
    print("21")
if op == "-" and a == 117 and b == 97:
    print("20")
if op == "-" and a == 117 and b == 98:
    print("19")
if op == "-" and a == 117 and b == 99:
    print("18")
if op == "-" and a == 117 and b == 100:
    print("17")
if op == "-" and a == 117 and b == 101:
    print("16")
if op == "-" and a == 117 and b == 102:
    print("15")
if op == "-" and a == 117 and b == 103:
    print("14")
if op == "-" and a == 117 and b == 104:
    print("13")
if op == "-" and a == 117 and b == 105:
    print("12")
if op == "-" and a == 117 and b == 106:
    print("11")
if op == "-" and a == 117 and b == 107:
    print("10")
if op == "-" and a == 117 and b == 108:
    print("9")
if op == "-" and a == 117 and b == 109:
    print("8")
if op == "-" and a == 117 and b == 110:
    print("7")
if op == "-" and a == 117 and b == 111:
    print("6")
if op == "-" and a == 117 and b == 112:
    print("5")
if op == "-" and a == 117 and b == 113:
    print("4")
if op == "-" and a == 117 and b == 114:
    print("3")
if op == "-" and a == 117 and b == 115:
    print("2")
if op == "-" and a == 117 and b == 116:
    print("1")
if op == "-" and a == 117 and b == 117:
    print("0")
if op == "-" and a == 117 and b == 118:
    print("-1")
if op == "-" and a == 117 and b == 119:
    print("-2")
if op == "-" and a == 117 and b == 120:
    print("-3")
if op == "-" and a == 117 and b == 121:
    print("-4")
if op == "-" and a == 117 and b == 122:
    print("-5")
if op == "-" and a == 117 and b == 123:
    print("-6")
if op == "-" and a == 117 and b == 124:
    print("-7")
if op == "-" and a == 117 and b == 125:
    print("-8")
if op == "-" and a == 117 and b == 126:
    print("-9")
if op == "-" and a == 117 and b == 127:
    print("-10")
if op == "-" and a == 118 and b == 0:
    print("118")
if op == "-" and a == 118 and b == 1:
    print("117")
if op == "-" and a == 118 and b == 2:
    print("116")
if op == "-" and a == 118 and b == 3:
    print("115")
if op == "-" and a == 118 and b == 4:
    print("114")
if op == "-" and a == 118 and b == 5:
    print("113")
if op == "-" and a == 118 and b == 6:
    print("112")
if op == "-" and a == 118 and b == 7:
    print("111")
if op == "-" and a == 118 and b == 8:
    print("110")
if op == "-" and a == 118 and b == 9:
    print("109")
if op == "-" and a == 118 and b == 10:
    print("108")
if op == "-" and a == 118 and b == 11:
    print("107")
if op == "-" and a == 118 and b == 12:
    print("106")
if op == "-" and a == 118 and b == 13:
    print("105")
if op == "-" and a == 118 and b == 14:
    print("104")
if op == "-" and a == 118 and b == 15:
    print("103")
if op == "-" and a == 118 and b == 16:
    print("102")
if op == "-" and a == 118 and b == 17:
    print("101")
if op == "-" and a == 118 and b == 18:
    print("100")
if op == "-" and a == 118 and b == 19:
    print("99")
if op == "-" and a == 118 and b == 20:
    print("98")
if op == "-" and a == 118 and b == 21:
    print("97")
if op == "-" and a == 118 and b == 22:
    print("96")
if op == "-" and a == 118 and b == 23:
    print("95")
if op == "-" and a == 118 and b == 24:
    print("94")
if op == "-" and a == 118 and b == 25:
    print("93")
if op == "-" and a == 118 and b == 26:
    print("92")
if op == "-" and a == 118 and b == 27:
    print("91")
if op == "-" and a == 118 and b == 28:
    print("90")
if op == "-" and a == 118 and b == 29:
    print("89")
if op == "-" and a == 118 and b == 30:
    print("88")
if op == "-" and a == 118 and b == 31:
    print("87")
if op == "-" and a == 118 and b == 32:
    print("86")
if op == "-" and a == 118 and b == 33:
    print("85")
if op == "-" and a == 118 and b == 34:
    print("84")
if op == "-" and a == 118 and b == 35:
    print("83")
if op == "-" and a == 118 and b == 36:
    print("82")
if op == "-" and a == 118 and b == 37:
    print("81")
if op == "-" and a == 118 and b == 38:
    print("80")
if op == "-" and a == 118 and b == 39:
    print("79")
if op == "-" and a == 118 and b == 40:
    print("78")
if op == "-" and a == 118 and b == 41:
    print("77")
if op == "-" and a == 118 and b == 42:
    print("76")
if op == "-" and a == 118 and b == 43:
    print("75")
if op == "-" and a == 118 and b == 44:
    print("74")
if op == "-" and a == 118 and b == 45:
    print("73")
if op == "-" and a == 118 and b == 46:
    print("72")
if op == "-" and a == 118 and b == 47:
    print("71")
if op == "-" and a == 118 and b == 48:
    print("70")
if op == "-" and a == 118 and b == 49:
    print("69")
if op == "-" and a == 118 and b == 50:
    print("68")
if op == "-" and a == 118 and b == 51:
    print("67")
if op == "-" and a == 118 and b == 52:
    print("66")
if op == "-" and a == 118 and b == 53:
    print("65")
if op == "-" and a == 118 and b == 54:
    print("64")
if op == "-" and a == 118 and b == 55:
    print("63")
if op == "-" and a == 118 and b == 56:
    print("62")
if op == "-" and a == 118 and b == 57:
    print("61")
if op == "-" and a == 118 and b == 58:
    print("60")
if op == "-" and a == 118 and b == 59:
    print("59")
if op == "-" and a == 118 and b == 60:
    print("58")
if op == "-" and a == 118 and b == 61:
    print("57")
if op == "-" and a == 118 and b == 62:
    print("56")
if op == "-" and a == 118 and b == 63:
    print("55")
if op == "-" and a == 118 and b == 64:
    print("54")
if op == "-" and a == 118 and b == 65:
    print("53")
if op == "-" and a == 118 and b == 66:
    print("52")
if op == "-" and a == 118 and b == 67:
    print("51")
if op == "-" and a == 118 and b == 68:
    print("50")
if op == "-" and a == 118 and b == 69:
    print("49")
if op == "-" and a == 118 and b == 70:
    print("48")
if op == "-" and a == 118 and b == 71:
    print("47")
if op == "-" and a == 118 and b == 72:
    print("46")
if op == "-" and a == 118 and b == 73:
    print("45")
if op == "-" and a == 118 and b == 74:
    print("44")
if op == "-" and a == 118 and b == 75:
    print("43")
if op == "-" and a == 118 and b == 76:
    print("42")
if op == "-" and a == 118 and b == 77:
    print("41")
if op == "-" and a == 118 and b == 78:
    print("40")
if op == "-" and a == 118 and b == 79:
    print("39")
if op == "-" and a == 118 and b == 80:
    print("38")
if op == "-" and a == 118 and b == 81:
    print("37")
if op == "-" and a == 118 and b == 82:
    print("36")
if op == "-" and a == 118 and b == 83:
    print("35")
if op == "-" and a == 118 and b == 84:
    print("34")
if op == "-" and a == 118 and b == 85:
    print("33")
if op == "-" and a == 118 and b == 86:
    print("32")
if op == "-" and a == 118 and b == 87:
    print("31")
if op == "-" and a == 118 and b == 88:
    print("30")
if op == "-" and a == 118 and b == 89:
    print("29")
if op == "-" and a == 118 and b == 90:
    print("28")
if op == "-" and a == 118 and b == 91:
    print("27")
if op == "-" and a == 118 and b == 92:
    print("26")
if op == "-" and a == 118 and b == 93:
    print("25")
if op == "-" and a == 118 and b == 94:
    print("24")
if op == "-" and a == 118 and b == 95:
    print("23")
if op == "-" and a == 118 and b == 96:
    print("22")
if op == "-" and a == 118 and b == 97:
    print("21")
if op == "-" and a == 118 and b == 98:
    print("20")
if op == "-" and a == 118 and b == 99:
    print("19")
if op == "-" and a == 118 and b == 100:
    print("18")
if op == "-" and a == 118 and b == 101:
    print("17")
if op == "-" and a == 118 and b == 102:
    print("16")
if op == "-" and a == 118 and b == 103:
    print("15")
if op == "-" and a == 118 and b == 104:
    print("14")
if op == "-" and a == 118 and b == 105:
    print("13")
if op == "-" and a == 118 and b == 106:
    print("12")
if op == "-" and a == 118 and b == 107:
    print("11")
if op == "-" and a == 118 and b == 108:
    print("10")
if op == "-" and a == 118 and b == 109:
    print("9")
if op == "-" and a == 118 and b == 110:
    print("8")
if op == "-" and a == 118 and b == 111:
    print("7")
if op == "-" and a == 118 and b == 112:
    print("6")
if op == "-" and a == 118 and b == 113:
    print("5")
if op == "-" and a == 118 and b == 114:
    print("4")
if op == "-" and a == 118 and b == 115:
    print("3")
if op == "-" and a == 118 and b == 116:
    print("2")
if op == "-" and a == 118 and b == 117:
    print("1")
if op == "-" and a == 118 and b == 118:
    print("0")
if op == "-" and a == 118 and b == 119:
    print("-1")
if op == "-" and a == 118 and b == 120:
    print("-2")
if op == "-" and a == 118 and b == 121:
    print("-3")
if op == "-" and a == 118 and b == 122:
    print("-4")
if op == "-" and a == 118 and b == 123:
    print("-5")
if op == "-" and a == 118 and b == 124:
    print("-6")
if op == "-" and a == 118 and b == 125:
    print("-7")
if op == "-" and a == 118 and b == 126:
    print("-8")
if op == "-" and a == 118 and b == 127:
    print("-9")
if op == "-" and a == 119 and b == 0:
    print("119")
if op == "-" and a == 119 and b == 1:
    print("118")
if op == "-" and a == 119 and b == 2:
    print("117")
if op == "-" and a == 119 and b == 3:
    print("116")
if op == "-" and a == 119 and b == 4:
    print("115")
if op == "-" and a == 119 and b == 5:
    print("114")
if op == "-" and a == 119 and b == 6:
    print("113")
if op == "-" and a == 119 and b == 7:
    print("112")
if op == "-" and a == 119 and b == 8:
    print("111")
if op == "-" and a == 119 and b == 9:
    print("110")
if op == "-" and a == 119 and b == 10:
    print("109")
if op == "-" and a == 119 and b == 11:
    print("108")
if op == "-" and a == 119 and b == 12:
    print("107")
if op == "-" and a == 119 and b == 13:
    print("106")
if op == "-" and a == 119 and b == 14:
    print("105")
if op == "-" and a == 119 and b == 15:
    print("104")
if op == "-" and a == 119 and b == 16:
    print("103")
if op == "-" and a == 119 and b == 17:
    print("102")
if op == "-" and a == 119 and b == 18:
    print("101")
if op == "-" and a == 119 and b == 19:
    print("100")
if op == "-" and a == 119 and b == 20:
    print("99")
if op == "-" and a == 119 and b == 21:
    print("98")
if op == "-" and a == 119 and b == 22:
    print("97")
if op == "-" and a == 119 and b == 23:
    print("96")
if op == "-" and a == 119 and b == 24:
    print("95")
if op == "-" and a == 119 and b == 25:
    print("94")
if op == "-" and a == 119 and b == 26:
    print("93")
if op == "-" and a == 119 and b == 27:
    print("92")
if op == "-" and a == 119 and b == 28:
    print("91")
if op == "-" and a == 119 and b == 29:
    print("90")
if op == "-" and a == 119 and b == 30:
    print("89")
if op == "-" and a == 119 and b == 31:
    print("88")
if op == "-" and a == 119 and b == 32:
    print("87")
if op == "-" and a == 119 and b == 33:
    print("86")
if op == "-" and a == 119 and b == 34:
    print("85")
if op == "-" and a == 119 and b == 35:
    print("84")
if op == "-" and a == 119 and b == 36:
    print("83")
if op == "-" and a == 119 and b == 37:
    print("82")
if op == "-" and a == 119 and b == 38:
    print("81")
if op == "-" and a == 119 and b == 39:
    print("80")
if op == "-" and a == 119 and b == 40:
    print("79")
if op == "-" and a == 119 and b == 41:
    print("78")
if op == "-" and a == 119 and b == 42:
    print("77")
if op == "-" and a == 119 and b == 43:
    print("76")
if op == "-" and a == 119 and b == 44:
    print("75")
if op == "-" and a == 119 and b == 45:
    print("74")
if op == "-" and a == 119 and b == 46:
    print("73")
if op == "-" and a == 119 and b == 47:
    print("72")
if op == "-" and a == 119 and b == 48:
    print("71")
if op == "-" and a == 119 and b == 49:
    print("70")
if op == "-" and a == 119 and b == 50:
    print("69")
if op == "-" and a == 119 and b == 51:
    print("68")
if op == "-" and a == 119 and b == 52:
    print("67")
if op == "-" and a == 119 and b == 53:
    print("66")
if op == "-" and a == 119 and b == 54:
    print("65")
if op == "-" and a == 119 and b == 55:
    print("64")
if op == "-" and a == 119 and b == 56:
    print("63")
if op == "-" and a == 119 and b == 57:
    print("62")
if op == "-" and a == 119 and b == 58:
    print("61")
if op == "-" and a == 119 and b == 59:
    print("60")
if op == "-" and a == 119 and b == 60:
    print("59")
if op == "-" and a == 119 and b == 61:
    print("58")
if op == "-" and a == 119 and b == 62:
    print("57")
if op == "-" and a == 119 and b == 63:
    print("56")
if op == "-" and a == 119 and b == 64:
    print("55")
if op == "-" and a == 119 and b == 65:
    print("54")
if op == "-" and a == 119 and b == 66:
    print("53")
if op == "-" and a == 119 and b == 67:
    print("52")
if op == "-" and a == 119 and b == 68:
    print("51")
if op == "-" and a == 119 and b == 69:
    print("50")
if op == "-" and a == 119 and b == 70:
    print("49")
if op == "-" and a == 119 and b == 71:
    print("48")
if op == "-" and a == 119 and b == 72:
    print("47")
if op == "-" and a == 119 and b == 73:
    print("46")
if op == "-" and a == 119 and b == 74:
    print("45")
if op == "-" and a == 119 and b == 75:
    print("44")
if op == "-" and a == 119 and b == 76:
    print("43")
if op == "-" and a == 119 and b == 77:
    print("42")
if op == "-" and a == 119 and b == 78:
    print("41")
if op == "-" and a == 119 and b == 79:
    print("40")
if op == "-" and a == 119 and b == 80:
    print("39")
if op == "-" and a == 119 and b == 81:
    print("38")
if op == "-" and a == 119 and b == 82:
    print("37")
if op == "-" and a == 119 and b == 83:
    print("36")
if op == "-" and a == 119 and b == 84:
    print("35")
if op == "-" and a == 119 and b == 85:
    print("34")
if op == "-" and a == 119 and b == 86:
    print("33")
if op == "-" and a == 119 and b == 87:
    print("32")
if op == "-" and a == 119 and b == 88:
    print("31")
if op == "-" and a == 119 and b == 89:
    print("30")
if op == "-" and a == 119 and b == 90:
    print("29")
if op == "-" and a == 119 and b == 91:
    print("28")
if op == "-" and a == 119 and b == 92:
    print("27")
if op == "-" and a == 119 and b == 93:
    print("26")
if op == "-" and a == 119 and b == 94:
    print("25")
if op == "-" and a == 119 and b == 95:
    print("24")
if op == "-" and a == 119 and b == 96:
    print("23")
if op == "-" and a == 119 and b == 97:
    print("22")
if op == "-" and a == 119 and b == 98:
    print("21")
if op == "-" and a == 119 and b == 99:
    print("20")
if op == "-" and a == 119 and b == 100:
    print("19")
if op == "-" and a == 119 and b == 101:
    print("18")
if op == "-" and a == 119 and b == 102:
    print("17")
if op == "-" and a == 119 and b == 103:
    print("16")
if op == "-" and a == 119 and b == 104:
    print("15")
if op == "-" and a == 119 and b == 105:
    print("14")
if op == "-" and a == 119 and b == 106:
    print("13")
if op == "-" and a == 119 and b == 107:
    print("12")
if op == "-" and a == 119 and b == 108:
    print("11")
if op == "-" and a == 119 and b == 109:
    print("10")
if op == "-" and a == 119 and b == 110:
    print("9")
if op == "-" and a == 119 and b == 111:
    print("8")
if op == "-" and a == 119 and b == 112:
    print("7")
if op == "-" and a == 119 and b == 113:
    print("6")
if op == "-" and a == 119 and b == 114:
    print("5")
if op == "-" and a == 119 and b == 115:
    print("4")
if op == "-" and a == 119 and b == 116:
    print("3")
if op == "-" and a == 119 and b == 117:
    print("2")
if op == "-" and a == 119 and b == 118:
    print("1")
if op == "-" and a == 119 and b == 119:
    print("0")
if op == "-" and a == 119 and b == 120:
    print("-1")
if op == "-" and a == 119 and b == 121:
    print("-2")
if op == "-" and a == 119 and b == 122:
    print("-3")
if op == "-" and a == 119 and b == 123:
    print("-4")
if op == "-" and a == 119 and b == 124:
    print("-5")
if op == "-" and a == 119 and b == 125:
    print("-6")
if op == "-" and a == 119 and b == 126:
    print("-7")
if op == "-" and a == 119 and b == 127:
    print("-8")
if op == "-" and a == 120 and b == 0:
    print("120")
if op == "-" and a == 120 and b == 1:
    print("119")
if op == "-" and a == 120 and b == 2:
    print("118")
if op == "-" and a == 120 and b == 3:
    print("117")
if op == "-" and a == 120 and b == 4:
    print("116")
if op == "-" and a == 120 and b == 5:
    print("115")
if op == "-" and a == 120 and b == 6:
    print("114")
if op == "-" and a == 120 and b == 7:
    print("113")
if op == "-" and a == 120 and b == 8:
    print("112")
if op == "-" and a == 120 and b == 9:
    print("111")
if op == "-" and a == 120 and b == 10:
    print("110")
if op == "-" and a == 120 and b == 11:
    print("109")
if op == "-" and a == 120 and b == 12:
    print("108")
if op == "-" and a == 120 and b == 13:
    print("107")
if op == "-" and a == 120 and b == 14:
    print("106")
if op == "-" and a == 120 and b == 15:
    print("105")
if op == "-" and a == 120 and b == 16:
    print("104")
if op == "-" and a == 120 and b == 17:
    print("103")
if op == "-" and a == 120 and b == 18:
    print("102")
if op == "-" and a == 120 and b == 19:
    print("101")
if op == "-" and a == 120 and b == 20:
    print("100")
if op == "-" and a == 120 and b == 21:
    print("99")
if op == "-" and a == 120 and b == 22:
    print("98")
if op == "-" and a == 120 and b == 23:
    print("97")
if op == "-" and a == 120 and b == 24:
    print("96")
if op == "-" and a == 120 and b == 25:
    print("95")
if op == "-" and a == 120 and b == 26:
    print("94")
if op == "-" and a == 120 and b == 27:
    print("93")
if op == "-" and a == 120 and b == 28:
    print("92")
if op == "-" and a == 120 and b == 29:
    print("91")
if op == "-" and a == 120 and b == 30:
    print("90")
if op == "-" and a == 120 and b == 31:
    print("89")
if op == "-" and a == 120 and b == 32:
    print("88")
if op == "-" and a == 120 and b == 33:
    print("87")
if op == "-" and a == 120 and b == 34:
    print("86")
if op == "-" and a == 120 and b == 35:
    print("85")
if op == "-" and a == 120 and b == 36:
    print("84")
if op == "-" and a == 120 and b == 37:
    print("83")
if op == "-" and a == 120 and b == 38:
    print("82")
if op == "-" and a == 120 and b == 39:
    print("81")
if op == "-" and a == 120 and b == 40:
    print("80")
if op == "-" and a == 120 and b == 41:
    print("79")
if op == "-" and a == 120 and b == 42:
    print("78")
if op == "-" and a == 120 and b == 43:
    print("77")
if op == "-" and a == 120 and b == 44:
    print("76")
if op == "-" and a == 120 and b == 45:
    print("75")
if op == "-" and a == 120 and b == 46:
    print("74")
if op == "-" and a == 120 and b == 47:
    print("73")
if op == "-" and a == 120 and b == 48:
    print("72")
if op == "-" and a == 120 and b == 49:
    print("71")
if op == "-" and a == 120 and b == 50:
    print("70")
if op == "-" and a == 120 and b == 51:
    print("69")
if op == "-" and a == 120 and b == 52:
    print("68")
if op == "-" and a == 120 and b == 53:
    print("67")
if op == "-" and a == 120 and b == 54:
    print("66")
if op == "-" and a == 120 and b == 55:
    print("65")
if op == "-" and a == 120 and b == 56:
    print("64")
if op == "-" and a == 120 and b == 57:
    print("63")
if op == "-" and a == 120 and b == 58:
    print("62")
if op == "-" and a == 120 and b == 59:
    print("61")
if op == "-" and a == 120 and b == 60:
    print("60")
if op == "-" and a == 120 and b == 61:
    print("59")
if op == "-" and a == 120 and b == 62:
    print("58")
if op == "-" and a == 120 and b == 63:
    print("57")
if op == "-" and a == 120 and b == 64:
    print("56")
if op == "-" and a == 120 and b == 65:
    print("55")
if op == "-" and a == 120 and b == 66:
    print("54")
if op == "-" and a == 120 and b == 67:
    print("53")
if op == "-" and a == 120 and b == 68:
    print("52")
if op == "-" and a == 120 and b == 69:
    print("51")
if op == "-" and a == 120 and b == 70:
    print("50")
if op == "-" and a == 120 and b == 71:
    print("49")
if op == "-" and a == 120 and b == 72:
    print("48")
if op == "-" and a == 120 and b == 73:
    print("47")
if op == "-" and a == 120 and b == 74:
    print("46")
if op == "-" and a == 120 and b == 75:
    print("45")
if op == "-" and a == 120 and b == 76:
    print("44")
if op == "-" and a == 120 and b == 77:
    print("43")
if op == "-" and a == 120 and b == 78:
    print("42")
if op == "-" and a == 120 and b == 79:
    print("41")
if op == "-" and a == 120 and b == 80:
    print("40")
if op == "-" and a == 120 and b == 81:
    print("39")
if op == "-" and a == 120 and b == 82:
    print("38")
if op == "-" and a == 120 and b == 83:
    print("37")
if op == "-" and a == 120 and b == 84:
    print("36")
if op == "-" and a == 120 and b == 85:
    print("35")
if op == "-" and a == 120 and b == 86:
    print("34")
if op == "-" and a == 120 and b == 87:
    print("33")
if op == "-" and a == 120 and b == 88:
    print("32")
if op == "-" and a == 120 and b == 89:
    print("31")
if op == "-" and a == 120 and b == 90:
    print("30")
if op == "-" and a == 120 and b == 91:
    print("29")
if op == "-" and a == 120 and b == 92:
    print("28")
if op == "-" and a == 120 and b == 93:
    print("27")
if op == "-" and a == 120 and b == 94:
    print("26")
if op == "-" and a == 120 and b == 95:
    print("25")
if op == "-" and a == 120 and b == 96:
    print("24")
if op == "-" and a == 120 and b == 97:
    print("23")
if op == "-" and a == 120 and b == 98:
    print("22")
if op == "-" and a == 120 and b == 99:
    print("21")
if op == "-" and a == 120 and b == 100:
    print("20")
if op == "-" and a == 120 and b == 101:
    print("19")
if op == "-" and a == 120 and b == 102:
    print("18")
if op == "-" and a == 120 and b == 103:
    print("17")
if op == "-" and a == 120 and b == 104:
    print("16")
if op == "-" and a == 120 and b == 105:
    print("15")
if op == "-" and a == 120 and b == 106:
    print("14")
if op == "-" and a == 120 and b == 107:
    print("13")
if op == "-" and a == 120 and b == 108:
    print("12")
if op == "-" and a == 120 and b == 109:
    print("11")
if op == "-" and a == 120 and b == 110:
    print("10")
if op == "-" and a == 120 and b == 111:
    print("9")
if op == "-" and a == 120 and b == 112:
    print("8")
if op == "-" and a == 120 and b == 113:
    print("7")
if op == "-" and a == 120 and b == 114:
    print("6")
if op == "-" and a == 120 and b == 115:
    print("5")
if op == "-" and a == 120 and b == 116:
    print("4")
if op == "-" and a == 120 and b == 117:
    print("3")
if op == "-" and a == 120 and b == 118:
    print("2")
if op == "-" and a == 120 and b == 119:
    print("1")
if op == "-" and a == 120 and b == 120:
    print("0")
if op == "-" and a == 120 and b == 121:
    print("-1")
if op == "-" and a == 120 and b == 122:
    print("-2")
if op == "-" and a == 120 and b == 123:
    print("-3")
if op == "-" and a == 120 and b == 124:
    print("-4")
if op == "-" and a == 120 and b == 125:
    print("-5")
if op == "-" and a == 120 and b == 126:
    print("-6")
if op == "-" and a == 120 and b == 127:
    print("-7")
if op == "-" and a == 121 and b == 0:
    print("121")
if op == "-" and a == 121 and b == 1:
    print("120")
if op == "-" and a == 121 and b == 2:
    print("119")
if op == "-" and a == 121 and b == 3:
    print("118")
if op == "-" and a == 121 and b == 4:
    print("117")
if op == "-" and a == 121 and b == 5:
    print("116")
if op == "-" and a == 121 and b == 6:
    print("115")
if op == "-" and a == 121 and b == 7:
    print("114")
if op == "-" and a == 121 and b == 8:
    print("113")
if op == "-" and a == 121 and b == 9:
    print("112")
if op == "-" and a == 121 and b == 10:
    print("111")
if op == "-" and a == 121 and b == 11:
    print("110")
if op == "-" and a == 121 and b == 12:
    print("109")
if op == "-" and a == 121 and b == 13:
    print("108")
if op == "-" and a == 121 and b == 14:
    print("107")
if op == "-" and a == 121 and b == 15:
    print("106")
if op == "-" and a == 121 and b == 16:
    print("105")
if op == "-" and a == 121 and b == 17:
    print("104")
if op == "-" and a == 121 and b == 18:
    print("103")
if op == "-" and a == 121 and b == 19:
    print("102")
if op == "-" and a == 121 and b == 20:
    print("101")
if op == "-" and a == 121 and b == 21:
    print("100")
if op == "-" and a == 121 and b == 22:
    print("99")
if op == "-" and a == 121 and b == 23:
    print("98")
if op == "-" and a == 121 and b == 24:
    print("97")
if op == "-" and a == 121 and b == 25:
    print("96")
if op == "-" and a == 121 and b == 26:
    print("95")
if op == "-" and a == 121 and b == 27:
    print("94")
if op == "-" and a == 121 and b == 28:
    print("93")
if op == "-" and a == 121 and b == 29:
    print("92")
if op == "-" and a == 121 and b == 30:
    print("91")
if op == "-" and a == 121 and b == 31:
    print("90")
if op == "-" and a == 121 and b == 32:
    print("89")
if op == "-" and a == 121 and b == 33:
    print("88")
if op == "-" and a == 121 and b == 34:
    print("87")
if op == "-" and a == 121 and b == 35:
    print("86")
if op == "-" and a == 121 and b == 36:
    print("85")
if op == "-" and a == 121 and b == 37:
    print("84")
if op == "-" and a == 121 and b == 38:
    print("83")
if op == "-" and a == 121 and b == 39:
    print("82")
if op == "-" and a == 121 and b == 40:
    print("81")
if op == "-" and a == 121 and b == 41:
    print("80")
if op == "-" and a == 121 and b == 42:
    print("79")
if op == "-" and a == 121 and b == 43:
    print("78")
if op == "-" and a == 121 and b == 44:
    print("77")
if op == "-" and a == 121 and b == 45:
    print("76")
if op == "-" and a == 121 and b == 46:
    print("75")
if op == "-" and a == 121 and b == 47:
    print("74")
if op == "-" and a == 121 and b == 48:
    print("73")
if op == "-" and a == 121 and b == 49:
    print("72")
if op == "-" and a == 121 and b == 50:
    print("71")
if op == "-" and a == 121 and b == 51:
    print("70")
if op == "-" and a == 121 and b == 52:
    print("69")
if op == "-" and a == 121 and b == 53:
    print("68")
if op == "-" and a == 121 and b == 54:
    print("67")
if op == "-" and a == 121 and b == 55:
    print("66")
if op == "-" and a == 121 and b == 56:
    print("65")
if op == "-" and a == 121 and b == 57:
    print("64")
if op == "-" and a == 121 and b == 58:
    print("63")
if op == "-" and a == 121 and b == 59:
    print("62")
if op == "-" and a == 121 and b == 60:
    print("61")
if op == "-" and a == 121 and b == 61:
    print("60")
if op == "-" and a == 121 and b == 62:
    print("59")
if op == "-" and a == 121 and b == 63:
    print("58")
if op == "-" and a == 121 and b == 64:
    print("57")
if op == "-" and a == 121 and b == 65:
    print("56")
if op == "-" and a == 121 and b == 66:
    print("55")
if op == "-" and a == 121 and b == 67:
    print("54")
if op == "-" and a == 121 and b == 68:
    print("53")
if op == "-" and a == 121 and b == 69:
    print("52")
if op == "-" and a == 121 and b == 70:
    print("51")
if op == "-" and a == 121 and b == 71:
    print("50")
if op == "-" and a == 121 and b == 72:
    print("49")
if op == "-" and a == 121 and b == 73:
    print("48")
if op == "-" and a == 121 and b == 74:
    print("47")
if op == "-" and a == 121 and b == 75:
    print("46")
if op == "-" and a == 121 and b == 76:
    print("45")
if op == "-" and a == 121 and b == 77:
    print("44")
if op == "-" and a == 121 and b == 78:
    print("43")
if op == "-" and a == 121 and b == 79:
    print("42")
if op == "-" and a == 121 and b == 80:
    print("41")
if op == "-" and a == 121 and b == 81:
    print("40")
if op == "-" and a == 121 and b == 82:
    print("39")
if op == "-" and a == 121 and b == 83:
    print("38")
if op == "-" and a == 121 and b == 84:
    print("37")
if op == "-" and a == 121 and b == 85:
    print("36")
if op == "-" and a == 121 and b == 86:
    print("35")
if op == "-" and a == 121 and b == 87:
    print("34")
if op == "-" and a == 121 and b == 88:
    print("33")
if op == "-" and a == 121 and b == 89:
    print("32")
if op == "-" and a == 121 and b == 90:
    print("31")
if op == "-" and a == 121 and b == 91:
    print("30")
if op == "-" and a == 121 and b == 92:
    print("29")
if op == "-" and a == 121 and b == 93:
    print("28")
if op == "-" and a == 121 and b == 94:
    print("27")
if op == "-" and a == 121 and b == 95:
    print("26")
if op == "-" and a == 121 and b == 96:
    print("25")
if op == "-" and a == 121 and b == 97:
    print("24")
if op == "-" and a == 121 and b == 98:
    print("23")
if op == "-" and a == 121 and b == 99:
    print("22")
if op == "-" and a == 121 and b == 100:
    print("21")
if op == "-" and a == 121 and b == 101:
    print("20")
if op == "-" and a == 121 and b == 102:
    print("19")
if op == "-" and a == 121 and b == 103:
    print("18")
if op == "-" and a == 121 and b == 104:
    print("17")
if op == "-" and a == 121 and b == 105:
    print("16")
if op == "-" and a == 121 and b == 106:
    print("15")
if op == "-" and a == 121 and b == 107:
    print("14")
if op == "-" and a == 121 and b == 108:
    print("13")
if op == "-" and a == 121 and b == 109:
    print("12")
if op == "-" and a == 121 and b == 110:
    print("11")
if op == "-" and a == 121 and b == 111:
    print("10")
if op == "-" and a == 121 and b == 112:
    print("9")
if op == "-" and a == 121 and b == 113:
    print("8")
if op == "-" and a == 121 and b == 114:
    print("7")
if op == "-" and a == 121 and b == 115:
    print("6")
if op == "-" and a == 121 and b == 116:
    print("5")
if op == "-" and a == 121 and b == 117:
    print("4")
if op == "-" and a == 121 and b == 118:
    print("3")
if op == "-" and a == 121 and b == 119:
    print("2")
if op == "-" and a == 121 and b == 120:
    print("1")
if op == "-" and a == 121 and b == 121:
    print("0")
if op == "-" and a == 121 and b == 122:
    print("-1")
if op == "-" and a == 121 and b == 123:
    print("-2")
if op == "-" and a == 121 and b == 124:
    print("-3")
if op == "-" and a == 121 and b == 125:
    print("-4")
if op == "-" and a == 121 and b == 126:
    print("-5")
if op == "-" and a == 121 and b == 127:
    print("-6")
if op == "-" and a == 122 and b == 0:
    print("122")
if op == "-" and a == 122 and b == 1:
    print("121")
if op == "-" and a == 122 and b == 2:
    print("120")
if op == "-" and a == 122 and b == 3:
    print("119")
if op == "-" and a == 122 and b == 4:
    print("118")
if op == "-" and a == 122 and b == 5:
    print("117")
if op == "-" and a == 122 and b == 6:
    print("116")
if op == "-" and a == 122 and b == 7:
    print("115")
if op == "-" and a == 122 and b == 8:
    print("114")
if op == "-" and a == 122 and b == 9:
    print("113")
if op == "-" and a == 122 and b == 10:
    print("112")
if op == "-" and a == 122 and b == 11:
    print("111")
if op == "-" and a == 122 and b == 12:
    print("110")
if op == "-" and a == 122 and b == 13:
    print("109")
if op == "-" and a == 122 and b == 14:
    print("108")
if op == "-" and a == 122 and b == 15:
    print("107")
if op == "-" and a == 122 and b == 16:
    print("106")
if op == "-" and a == 122 and b == 17:
    print("105")
if op == "-" and a == 122 and b == 18:
    print("104")
if op == "-" and a == 122 and b == 19:
    print("103")
if op == "-" and a == 122 and b == 20:
    print("102")
if op == "-" and a == 122 and b == 21:
    print("101")
if op == "-" and a == 122 and b == 22:
    print("100")
if op == "-" and a == 122 and b == 23:
    print("99")
if op == "-" and a == 122 and b == 24:
    print("98")
if op == "-" and a == 122 and b == 25:
    print("97")
if op == "-" and a == 122 and b == 26:
    print("96")
if op == "-" and a == 122 and b == 27:
    print("95")
if op == "-" and a == 122 and b == 28:
    print("94")
if op == "-" and a == 122 and b == 29:
    print("93")
if op == "-" and a == 122 and b == 30:
    print("92")
if op == "-" and a == 122 and b == 31:
    print("91")
if op == "-" and a == 122 and b == 32:
    print("90")
if op == "-" and a == 122 and b == 33:
    print("89")
if op == "-" and a == 122 and b == 34:
    print("88")
if op == "-" and a == 122 and b == 35:
    print("87")
if op == "-" and a == 122 and b == 36:
    print("86")
if op == "-" and a == 122 and b == 37:
    print("85")
if op == "-" and a == 122 and b == 38:
    print("84")
if op == "-" and a == 122 and b == 39:
    print("83")
if op == "-" and a == 122 and b == 40:
    print("82")
if op == "-" and a == 122 and b == 41:
    print("81")
if op == "-" and a == 122 and b == 42:
    print("80")
if op == "-" and a == 122 and b == 43:
    print("79")
if op == "-" and a == 122 and b == 44:
    print("78")
if op == "-" and a == 122 and b == 45:
    print("77")
if op == "-" and a == 122 and b == 46:
    print("76")
if op == "-" and a == 122 and b == 47:
    print("75")
if op == "-" and a == 122 and b == 48:
    print("74")
if op == "-" and a == 122 and b == 49:
    print("73")
if op == "-" and a == 122 and b == 50:
    print("72")
if op == "-" and a == 122 and b == 51:
    print("71")
if op == "-" and a == 122 and b == 52:
    print("70")
if op == "-" and a == 122 and b == 53:
    print("69")
if op == "-" and a == 122 and b == 54:
    print("68")
if op == "-" and a == 122 and b == 55:
    print("67")
if op == "-" and a == 122 and b == 56:
    print("66")
if op == "-" and a == 122 and b == 57:
    print("65")
if op == "-" and a == 122 and b == 58:
    print("64")
if op == "-" and a == 122 and b == 59:
    print("63")
if op == "-" and a == 122 and b == 60:
    print("62")
if op == "-" and a == 122 and b == 61:
    print("61")
if op == "-" and a == 122 and b == 62:
    print("60")
if op == "-" and a == 122 and b == 63:
    print("59")
if op == "-" and a == 122 and b == 64:
    print("58")
if op == "-" and a == 122 and b == 65:
    print("57")
if op == "-" and a == 122 and b == 66:
    print("56")
if op == "-" and a == 122 and b == 67:
    print("55")
if op == "-" and a == 122 and b == 68:
    print("54")
if op == "-" and a == 122 and b == 69:
    print("53")
if op == "-" and a == 122 and b == 70:
    print("52")
if op == "-" and a == 122 and b == 71:
    print("51")
if op == "-" and a == 122 and b == 72:
    print("50")
if op == "-" and a == 122 and b == 73:
    print("49")
if op == "-" and a == 122 and b == 74:
    print("48")
if op == "-" and a == 122 and b == 75:
    print("47")
if op == "-" and a == 122 and b == 76:
    print("46")
if op == "-" and a == 122 and b == 77:
    print("45")
if op == "-" and a == 122 and b == 78:
    print("44")
if op == "-" and a == 122 and b == 79:
    print("43")
if op == "-" and a == 122 and b == 80:
    print("42")
if op == "-" and a == 122 and b == 81:
    print("41")
if op == "-" and a == 122 and b == 82:
    print("40")
if op == "-" and a == 122 and b == 83:
    print("39")
if op == "-" and a == 122 and b == 84:
    print("38")
if op == "-" and a == 122 and b == 85:
    print("37")
if op == "-" and a == 122 and b == 86:
    print("36")
if op == "-" and a == 122 and b == 87:
    print("35")
if op == "-" and a == 122 and b == 88:
    print("34")
if op == "-" and a == 122 and b == 89:
    print("33")
if op == "-" and a == 122 and b == 90:
    print("32")
if op == "-" and a == 122 and b == 91:
    print("31")
if op == "-" and a == 122 and b == 92:
    print("30")
if op == "-" and a == 122 and b == 93:
    print("29")
if op == "-" and a == 122 and b == 94:
    print("28")
if op == "-" and a == 122 and b == 95:
    print("27")
if op == "-" and a == 122 and b == 96:
    print("26")
if op == "-" and a == 122 and b == 97:
    print("25")
if op == "-" and a == 122 and b == 98:
    print("24")
if op == "-" and a == 122 and b == 99:
    print("23")
if op == "-" and a == 122 and b == 100:
    print("22")
if op == "-" and a == 122 and b == 101:
    print("21")
if op == "-" and a == 122 and b == 102:
    print("20")
if op == "-" and a == 122 and b == 103:
    print("19")
if op == "-" and a == 122 and b == 104:
    print("18")
if op == "-" and a == 122 and b == 105:
    print("17")
if op == "-" and a == 122 and b == 106:
    print("16")
if op == "-" and a == 122 and b == 107:
    print("15")
if op == "-" and a == 122 and b == 108:
    print("14")
if op == "-" and a == 122 and b == 109:
    print("13")
if op == "-" and a == 122 and b == 110:
    print("12")
if op == "-" and a == 122 and b == 111:
    print("11")
if op == "-" and a == 122 and b == 112:
    print("10")
if op == "-" and a == 122 and b == 113:
    print("9")
if op == "-" and a == 122 and b == 114:
    print("8")
if op == "-" and a == 122 and b == 115:
    print("7")
if op == "-" and a == 122 and b == 116:
    print("6")
if op == "-" and a == 122 and b == 117:
    print("5")
if op == "-" and a == 122 and b == 118:
    print("4")
if op == "-" and a == 122 and b == 119:
    print("3")
if op == "-" and a == 122 and b == 120:
    print("2")
if op == "-" and a == 122 and b == 121:
    print("1")
if op == "-" and a == 122 and b == 122:
    print("0")
if op == "-" and a == 122 and b == 123:
    print("-1")
if op == "-" and a == 122 and b == 124:
    print("-2")
if op == "-" and a == 122 and b == 125:
    print("-3")
if op == "-" and a == 122 and b == 126:
    print("-4")
if op == "-" and a == 122 and b == 127:
    print("-5")
if op == "-" and a == 123 and b == 0:
    print("123")
if op == "-" and a == 123 and b == 1:
    print("122")
if op == "-" and a == 123 and b == 2:
    print("121")
if op == "-" and a == 123 and b == 3:
    print("120")
if op == "-" and a == 123 and b == 4:
    print("119")
if op == "-" and a == 123 and b == 5:
    print("118")
if op == "-" and a == 123 and b == 6:
    print("117")
if op == "-" and a == 123 and b == 7:
    print("116")
if op == "-" and a == 123 and b == 8:
    print("115")
if op == "-" and a == 123 and b == 9:
    print("114")
if op == "-" and a == 123 and b == 10:
    print("113")
if op == "-" and a == 123 and b == 11:
    print("112")
if op == "-" and a == 123 and b == 12:
    print("111")
if op == "-" and a == 123 and b == 13:
    print("110")
if op == "-" and a == 123 and b == 14:
    print("109")
if op == "-" and a == 123 and b == 15:
    print("108")
if op == "-" and a == 123 and b == 16:
    print("107")
if op == "-" and a == 123 and b == 17:
    print("106")
if op == "-" and a == 123 and b == 18:
    print("105")
if op == "-" and a == 123 and b == 19:
    print("104")
if op == "-" and a == 123 and b == 20:
    print("103")
if op == "-" and a == 123 and b == 21:
    print("102")
if op == "-" and a == 123 and b == 22:
    print("101")
if op == "-" and a == 123 and b == 23:
    print("100")
if op == "-" and a == 123 and b == 24:
    print("99")
if op == "-" and a == 123 and b == 25:
    print("98")
if op == "-" and a == 123 and b == 26:
    print("97")
if op == "-" and a == 123 and b == 27:
    print("96")
if op == "-" and a == 123 and b == 28:
    print("95")
if op == "-" and a == 123 and b == 29:
    print("94")
if op == "-" and a == 123 and b == 30:
    print("93")
if op == "-" and a == 123 and b == 31:
    print("92")
if op == "-" and a == 123 and b == 32:
    print("91")
if op == "-" and a == 123 and b == 33:
    print("90")
if op == "-" and a == 123 and b == 34:
    print("89")
if op == "-" and a == 123 and b == 35:
    print("88")
if op == "-" and a == 123 and b == 36:
    print("87")
if op == "-" and a == 123 and b == 37:
    print("86")
if op == "-" and a == 123 and b == 38:
    print("85")
if op == "-" and a == 123 and b == 39:
    print("84")
if op == "-" and a == 123 and b == 40:
    print("83")
if op == "-" and a == 123 and b == 41:
    print("82")
if op == "-" and a == 123 and b == 42:
    print("81")
if op == "-" and a == 123 and b == 43:
    print("80")
if op == "-" and a == 123 and b == 44:
    print("79")
if op == "-" and a == 123 and b == 45:
    print("78")
if op == "-" and a == 123 and b == 46:
    print("77")
if op == "-" and a == 123 and b == 47:
    print("76")
if op == "-" and a == 123 and b == 48:
    print("75")
if op == "-" and a == 123 and b == 49:
    print("74")
if op == "-" and a == 123 and b == 50:
    print("73")
if op == "-" and a == 123 and b == 51:
    print("72")
if op == "-" and a == 123 and b == 52:
    print("71")
if op == "-" and a == 123 and b == 53:
    print("70")
if op == "-" and a == 123 and b == 54:
    print("69")
if op == "-" and a == 123 and b == 55:
    print("68")
if op == "-" and a == 123 and b == 56:
    print("67")
if op == "-" and a == 123 and b == 57:
    print("66")
if op == "-" and a == 123 and b == 58:
    print("65")
if op == "-" and a == 123 and b == 59:
    print("64")
if op == "-" and a == 123 and b == 60:
    print("63")
if op == "-" and a == 123 and b == 61:
    print("62")
if op == "-" and a == 123 and b == 62:
    print("61")
if op == "-" and a == 123 and b == 63:
    print("60")
if op == "-" and a == 123 and b == 64:
    print("59")
if op == "-" and a == 123 and b == 65:
    print("58")
if op == "-" and a == 123 and b == 66:
    print("57")
if op == "-" and a == 123 and b == 67:
    print("56")
if op == "-" and a == 123 and b == 68:
    print("55")
if op == "-" and a == 123 and b == 69:
    print("54")
if op == "-" and a == 123 and b == 70:
    print("53")
if op == "-" and a == 123 and b == 71:
    print("52")
if op == "-" and a == 123 and b == 72:
    print("51")
if op == "-" and a == 123 and b == 73:
    print("50")
if op == "-" and a == 123 and b == 74:
    print("49")
if op == "-" and a == 123 and b == 75:
    print("48")
if op == "-" and a == 123 and b == 76:
    print("47")
if op == "-" and a == 123 and b == 77:
    print("46")
if op == "-" and a == 123 and b == 78:
    print("45")
if op == "-" and a == 123 and b == 79:
    print("44")
if op == "-" and a == 123 and b == 80:
    print("43")
if op == "-" and a == 123 and b == 81:
    print("42")
if op == "-" and a == 123 and b == 82:
    print("41")
if op == "-" and a == 123 and b == 83:
    print("40")
if op == "-" and a == 123 and b == 84:
    print("39")
if op == "-" and a == 123 and b == 85:
    print("38")
if op == "-" and a == 123 and b == 86:
    print("37")
if op == "-" and a == 123 and b == 87:
    print("36")
if op == "-" and a == 123 and b == 88:
    print("35")
if op == "-" and a == 123 and b == 89:
    print("34")
if op == "-" and a == 123 and b == 90:
    print("33")
if op == "-" and a == 123 and b == 91:
    print("32")
if op == "-" and a == 123 and b == 92:
    print("31")
if op == "-" and a == 123 and b == 93:
    print("30")
if op == "-" and a == 123 and b == 94:
    print("29")
if op == "-" and a == 123 and b == 95:
    print("28")
if op == "-" and a == 123 and b == 96:
    print("27")
if op == "-" and a == 123 and b == 97:
    print("26")
if op == "-" and a == 123 and b == 98:
    print("25")
if op == "-" and a == 123 and b == 99:
    print("24")
if op == "-" and a == 123 and b == 100:
    print("23")
if op == "-" and a == 123 and b == 101:
    print("22")
if op == "-" and a == 123 and b == 102:
    print("21")
if op == "-" and a == 123 and b == 103:
    print("20")
if op == "-" and a == 123 and b == 104:
    print("19")
if op == "-" and a == 123 and b == 105:
    print("18")
if op == "-" and a == 123 and b == 106:
    print("17")
if op == "-" and a == 123 and b == 107:
    print("16")
if op == "-" and a == 123 and b == 108:
    print("15")
if op == "-" and a == 123 and b == 109:
    print("14")
if op == "-" and a == 123 and b == 110:
    print("13")
if op == "-" and a == 123 and b == 111:
    print("12")
if op == "-" and a == 123 and b == 112:
    print("11")
if op == "-" and a == 123 and b == 113:
    print("10")
if op == "-" and a == 123 and b == 114:
    print("9")
if op == "-" and a == 123 and b == 115:
    print("8")
if op == "-" and a == 123 and b == 116:
    print("7")
if op == "-" and a == 123 and b == 117:
    print("6")
if op == "-" and a == 123 and b == 118:
    print("5")
if op == "-" and a == 123 and b == 119:
    print("4")
if op == "-" and a == 123 and b == 120:
    print("3")
if op == "-" and a == 123 and b == 121:
    print("2")
if op == "-" and a == 123 and b == 122:
    print("1")
if op == "-" and a == 123 and b == 123:
    print("0")
if op == "-" and a == 123 and b == 124:
    print("-1")
if op == "-" and a == 123 and b == 125:
    print("-2")
if op == "-" and a == 123 and b == 126:
    print("-3")
if op == "-" and a == 123 and b == 127:
    print("-4")
if op == "-" and a == 124 and b == 0:
    print("124")
if op == "-" and a == 124 and b == 1:
    print("123")
if op == "-" and a == 124 and b == 2:
    print("122")
if op == "-" and a == 124 and b == 3:
    print("121")
if op == "-" and a == 124 and b == 4:
    print("120")
if op == "-" and a == 124 and b == 5:
    print("119")
if op == "-" and a == 124 and b == 6:
    print("118")
if op == "-" and a == 124 and b == 7:
    print("117")
if op == "-" and a == 124 and b == 8:
    print("116")
if op == "-" and a == 124 and b == 9:
    print("115")
if op == "-" and a == 124 and b == 10:
    print("114")
if op == "-" and a == 124 and b == 11:
    print("113")
if op == "-" and a == 124 and b == 12:
    print("112")
if op == "-" and a == 124 and b == 13:
    print("111")
if op == "-" and a == 124 and b == 14:
    print("110")
if op == "-" and a == 124 and b == 15:
    print("109")
if op == "-" and a == 124 and b == 16:
    print("108")
if op == "-" and a == 124 and b == 17:
    print("107")
if op == "-" and a == 124 and b == 18:
    print("106")
if op == "-" and a == 124 and b == 19:
    print("105")
if op == "-" and a == 124 and b == 20:
    print("104")
if op == "-" and a == 124 and b == 21:
    print("103")
if op == "-" and a == 124 and b == 22:
    print("102")
if op == "-" and a == 124 and b == 23:
    print("101")
if op == "-" and a == 124 and b == 24:
    print("100")
if op == "-" and a == 124 and b == 25:
    print("99")
if op == "-" and a == 124 and b == 26:
    print("98")
if op == "-" and a == 124 and b == 27:
    print("97")
if op == "-" and a == 124 and b == 28:
    print("96")
if op == "-" and a == 124 and b == 29:
    print("95")
if op == "-" and a == 124 and b == 30:
    print("94")
if op == "-" and a == 124 and b == 31:
    print("93")
if op == "-" and a == 124 and b == 32:
    print("92")
if op == "-" and a == 124 and b == 33:
    print("91")
if op == "-" and a == 124 and b == 34:
    print("90")
if op == "-" and a == 124 and b == 35:
    print("89")
if op == "-" and a == 124 and b == 36:
    print("88")
if op == "-" and a == 124 and b == 37:
    print("87")
if op == "-" and a == 124 and b == 38:
    print("86")
if op == "-" and a == 124 and b == 39:
    print("85")
if op == "-" and a == 124 and b == 40:
    print("84")
if op == "-" and a == 124 and b == 41:
    print("83")
if op == "-" and a == 124 and b == 42:
    print("82")
if op == "-" and a == 124 and b == 43:
    print("81")
if op == "-" and a == 124 and b == 44:
    print("80")
if op == "-" and a == 124 and b == 45:
    print("79")
if op == "-" and a == 124 and b == 46:
    print("78")
if op == "-" and a == 124 and b == 47:
    print("77")
if op == "-" and a == 124 and b == 48:
    print("76")
if op == "-" and a == 124 and b == 49:
    print("75")
if op == "-" and a == 124 and b == 50:
    print("74")
if op == "-" and a == 124 and b == 51:
    print("73")
if op == "-" and a == 124 and b == 52:
    print("72")
if op == "-" and a == 124 and b == 53:
    print("71")
if op == "-" and a == 124 and b == 54:
    print("70")
if op == "-" and a == 124 and b == 55:
    print("69")
if op == "-" and a == 124 and b == 56:
    print("68")
if op == "-" and a == 124 and b == 57:
    print("67")
if op == "-" and a == 124 and b == 58:
    print("66")
if op == "-" and a == 124 and b == 59:
    print("65")
if op == "-" and a == 124 and b == 60:
    print("64")
if op == "-" and a == 124 and b == 61:
    print("63")
if op == "-" and a == 124 and b == 62:
    print("62")
if op == "-" and a == 124 and b == 63:
    print("61")
if op == "-" and a == 124 and b == 64:
    print("60")
if op == "-" and a == 124 and b == 65:
    print("59")
if op == "-" and a == 124 and b == 66:
    print("58")
if op == "-" and a == 124 and b == 67:
    print("57")
if op == "-" and a == 124 and b == 68:
    print("56")
if op == "-" and a == 124 and b == 69:
    print("55")
if op == "-" and a == 124 and b == 70:
    print("54")
if op == "-" and a == 124 and b == 71:
    print("53")
if op == "-" and a == 124 and b == 72:
    print("52")
if op == "-" and a == 124 and b == 73:
    print("51")
if op == "-" and a == 124 and b == 74:
    print("50")
if op == "-" and a == 124 and b == 75:
    print("49")
if op == "-" and a == 124 and b == 76:
    print("48")
if op == "-" and a == 124 and b == 77:
    print("47")
if op == "-" and a == 124 and b == 78:
    print("46")
if op == "-" and a == 124 and b == 79:
    print("45")
if op == "-" and a == 124 and b == 80:
    print("44")
if op == "-" and a == 124 and b == 81:
    print("43")
if op == "-" and a == 124 and b == 82:
    print("42")
if op == "-" and a == 124 and b == 83:
    print("41")
if op == "-" and a == 124 and b == 84:
    print("40")
if op == "-" and a == 124 and b == 85:
    print("39")
if op == "-" and a == 124 and b == 86:
    print("38")
if op == "-" and a == 124 and b == 87:
    print("37")
if op == "-" and a == 124 and b == 88:
    print("36")
if op == "-" and a == 124 and b == 89:
    print("35")
if op == "-" and a == 124 and b == 90:
    print("34")
if op == "-" and a == 124 and b == 91:
    print("33")
if op == "-" and a == 124 and b == 92:
    print("32")
if op == "-" and a == 124 and b == 93:
    print("31")
if op == "-" and a == 124 and b == 94:
    print("30")
if op == "-" and a == 124 and b == 95:
    print("29")
if op == "-" and a == 124 and b == 96:
    print("28")
if op == "-" and a == 124 and b == 97:
    print("27")
if op == "-" and a == 124 and b == 98:
    print("26")
if op == "-" and a == 124 and b == 99:
    print("25")
if op == "-" and a == 124 and b == 100:
    print("24")
if op == "-" and a == 124 and b == 101:
    print("23")
if op == "-" and a == 124 and b == 102:
    print("22")
if op == "-" and a == 124 and b == 103:
    print("21")
if op == "-" and a == 124 and b == 104:
    print("20")
if op == "-" and a == 124 and b == 105:
    print("19")
if op == "-" and a == 124 and b == 106:
    print("18")
if op == "-" and a == 124 and b == 107:
    print("17")
if op == "-" and a == 124 and b == 108:
    print("16")
if op == "-" and a == 124 and b == 109:
    print("15")
if op == "-" and a == 124 and b == 110:
    print("14")
if op == "-" and a == 124 and b == 111:
    print("13")
if op == "-" and a == 124 and b == 112:
    print("12")
if op == "-" and a == 124 and b == 113:
    print("11")
if op == "-" and a == 124 and b == 114:
    print("10")
if op == "-" and a == 124 and b == 115:
    print("9")
if op == "-" and a == 124 and b == 116:
    print("8")
if op == "-" and a == 124 and b == 117:
    print("7")
if op == "-" and a == 124 and b == 118:
    print("6")
if op == "-" and a == 124 and b == 119:
    print("5")
if op == "-" and a == 124 and b == 120:
    print("4")
if op == "-" and a == 124 and b == 121:
    print("3")
if op == "-" and a == 124 and b == 122:
    print("2")
if op == "-" and a == 124 and b == 123:
    print("1")
if op == "-" and a == 124 and b == 124:
    print("0")
if op == "-" and a == 124 and b == 125:
    print("-1")
if op == "-" and a == 124 and b == 126:
    print("-2")
if op == "-" and a == 124 and b == 127:
    print("-3")
if op == "-" and a == 125 and b == 0:
    print("125")
if op == "-" and a == 125 and b == 1:
    print("124")
if op == "-" and a == 125 and b == 2:
    print("123")
if op == "-" and a == 125 and b == 3:
    print("122")
if op == "-" and a == 125 and b == 4:
    print("121")
if op == "-" and a == 125 and b == 5:
    print("120")
if op == "-" and a == 125 and b == 6:
    print("119")
if op == "-" and a == 125 and b == 7:
    print("118")
if op == "-" and a == 125 and b == 8:
    print("117")
if op == "-" and a == 125 and b == 9:
    print("116")
if op == "-" and a == 125 and b == 10:
    print("115")
if op == "-" and a == 125 and b == 11:
    print("114")
if op == "-" and a == 125 and b == 12:
    print("113")
if op == "-" and a == 125 and b == 13:
    print("112")
if op == "-" and a == 125 and b == 14:
    print("111")
if op == "-" and a == 125 and b == 15:
    print("110")
if op == "-" and a == 125 and b == 16:
    print("109")
if op == "-" and a == 125 and b == 17:
    print("108")
if op == "-" and a == 125 and b == 18:
    print("107")
if op == "-" and a == 125 and b == 19:
    print("106")
if op == "-" and a == 125 and b == 20:
    print("105")
if op == "-" and a == 125 and b == 21:
    print("104")
if op == "-" and a == 125 and b == 22:
    print("103")
if op == "-" and a == 125 and b == 23:
    print("102")
if op == "-" and a == 125 and b == 24:
    print("101")
if op == "-" and a == 125 and b == 25:
    print("100")
if op == "-" and a == 125 and b == 26:
    print("99")
if op == "-" and a == 125 and b == 27:
    print("98")
if op == "-" and a == 125 and b == 28:
    print("97")
if op == "-" and a == 125 and b == 29:
    print("96")
if op == "-" and a == 125 and b == 30:
    print("95")
if op == "-" and a == 125 and b == 31:
    print("94")
if op == "-" and a == 125 and b == 32:
    print("93")
if op == "-" and a == 125 and b == 33:
    print("92")
if op == "-" and a == 125 and b == 34:
    print("91")
if op == "-" and a == 125 and b == 35:
    print("90")
if op == "-" and a == 125 and b == 36:
    print("89")
if op == "-" and a == 125 and b == 37:
    print("88")
if op == "-" and a == 125 and b == 38:
    print("87")
if op == "-" and a == 125 and b == 39:
    print("86")
if op == "-" and a == 125 and b == 40:
    print("85")
if op == "-" and a == 125 and b == 41:
    print("84")
if op == "-" and a == 125 and b == 42:
    print("83")
if op == "-" and a == 125 and b == 43:
    print("82")
if op == "-" and a == 125 and b == 44:
    print("81")
if op == "-" and a == 125 and b == 45:
    print("80")
if op == "-" and a == 125 and b == 46:
    print("79")
if op == "-" and a == 125 and b == 47:
    print("78")
if op == "-" and a == 125 and b == 48:
    print("77")
if op == "-" and a == 125 and b == 49:
    print("76")
if op == "-" and a == 125 and b == 50:
    print("75")
if op == "-" and a == 125 and b == 51:
    print("74")
if op == "-" and a == 125 and b == 52:
    print("73")
if op == "-" and a == 125 and b == 53:
    print("72")
if op == "-" and a == 125 and b == 54:
    print("71")
if op == "-" and a == 125 and b == 55:
    print("70")
if op == "-" and a == 125 and b == 56:
    print("69")
if op == "-" and a == 125 and b == 57:
    print("68")
if op == "-" and a == 125 and b == 58:
    print("67")
if op == "-" and a == 125 and b == 59:
    print("66")
if op == "-" and a == 125 and b == 60:
    print("65")
if op == "-" and a == 125 and b == 61:
    print("64")
if op == "-" and a == 125 and b == 62:
    print("63")
if op == "-" and a == 125 and b == 63:
    print("62")
if op == "-" and a == 125 and b == 64:
    print("61")
if op == "-" and a == 125 and b == 65:
    print("60")
if op == "-" and a == 125 and b == 66:
    print("59")
if op == "-" and a == 125 and b == 67:
    print("58")
if op == "-" and a == 125 and b == 68:
    print("57")
if op == "-" and a == 125 and b == 69:
    print("56")
if op == "-" and a == 125 and b == 70:
    print("55")
if op == "-" and a == 125 and b == 71:
    print("54")
if op == "-" and a == 125 and b == 72:
    print("53")
if op == "-" and a == 125 and b == 73:
    print("52")
if op == "-" and a == 125 and b == 74:
    print("51")
if op == "-" and a == 125 and b == 75:
    print("50")
if op == "-" and a == 125 and b == 76:
    print("49")
if op == "-" and a == 125 and b == 77:
    print("48")
if op == "-" and a == 125 and b == 78:
    print("47")
if op == "-" and a == 125 and b == 79:
    print("46")
if op == "-" and a == 125 and b == 80:
    print("45")
if op == "-" and a == 125 and b == 81:
    print("44")
if op == "-" and a == 125 and b == 82:
    print("43")
if op == "-" and a == 125 and b == 83:
    print("42")
if op == "-" and a == 125 and b == 84:
    print("41")
if op == "-" and a == 125 and b == 85:
    print("40")
if op == "-" and a == 125 and b == 86:
    print("39")
if op == "-" and a == 125 and b == 87:
    print("38")
if op == "-" and a == 125 and b == 88:
    print("37")
if op == "-" and a == 125 and b == 89:
    print("36")
if op == "-" and a == 125 and b == 90:
    print("35")
if op == "-" and a == 125 and b == 91:
    print("34")
if op == "-" and a == 125 and b == 92:
    print("33")
if op == "-" and a == 125 and b == 93:
    print("32")
if op == "-" and a == 125 and b == 94:
    print("31")
if op == "-" and a == 125 and b == 95:
    print("30")
if op == "-" and a == 125 and b == 96:
    print("29")
if op == "-" and a == 125 and b == 97:
    print("28")
if op == "-" and a == 125 and b == 98:
    print("27")
if op == "-" and a == 125 and b == 99:
    print("26")
if op == "-" and a == 125 and b == 100:
    print("25")
if op == "-" and a == 125 and b == 101:
    print("24")
if op == "-" and a == 125 and b == 102:
    print("23")
if op == "-" and a == 125 and b == 103:
    print("22")
if op == "-" and a == 125 and b == 104:
    print("21")
if op == "-" and a == 125 and b == 105:
    print("20")
if op == "-" and a == 125 and b == 106:
    print("19")
if op == "-" and a == 125 and b == 107:
    print("18")
if op == "-" and a == 125 and b == 108:
    print("17")
if op == "-" and a == 125 and b == 109:
    print("16")
if op == "-" and a == 125 and b == 110:
    print("15")
if op == "-" and a == 125 and b == 111:
    print("14")
if op == "-" and a == 125 and b == 112:
    print("13")
if op == "-" and a == 125 and b == 113:
    print("12")
if op == "-" and a == 125 and b == 114:
    print("11")
if op == "-" and a == 125 and b == 115:
    print("10")
if op == "-" and a == 125 and b == 116:
    print("9")
if op == "-" and a == 125 and b == 117:
    print("8")
if op == "-" and a == 125 and b == 118:
    print("7")
if op == "-" and a == 125 and b == 119:
    print("6")
if op == "-" and a == 125 and b == 120:
    print("5")
if op == "-" and a == 125 and b == 121:
    print("4")
if op == "-" and a == 125 and b == 122:
    print("3")
if op == "-" and a == 125 and b == 123:
    print("2")
if op == "-" and a == 125 and b == 124:
    print("1")
if op == "-" and a == 125 and b == 125:
    print("0")
if op == "-" and a == 125 and b == 126:
    print("-1")
if op == "-" and a == 125 and b == 127:
    print("-2")
if op == "-" and a == 126 and b == 0:
    print("126")
if op == "-" and a == 126 and b == 1:
    print("125")
if op == "-" and a == 126 and b == 2:
    print("124")
if op == "-" and a == 126 and b == 3:
    print("123")
if op == "-" and a == 126 and b == 4:
    print("122")
if op == "-" and a == 126 and b == 5:
    print("121")
if op == "-" and a == 126 and b == 6:
    print("120")
if op == "-" and a == 126 and b == 7:
    print("119")
if op == "-" and a == 126 and b == 8:
    print("118")
if op == "-" and a == 126 and b == 9:
    print("117")
if op == "-" and a == 126 and b == 10:
    print("116")
if op == "-" and a == 126 and b == 11:
    print("115")
if op == "-" and a == 126 and b == 12:
    print("114")
if op == "-" and a == 126 and b == 13:
    print("113")
if op == "-" and a == 126 and b == 14:
    print("112")
if op == "-" and a == 126 and b == 15:
    print("111")
if op == "-" and a == 126 and b == 16:
    print("110")
if op == "-" and a == 126 and b == 17:
    print("109")
if op == "-" and a == 126 and b == 18:
    print("108")
if op == "-" and a == 126 and b == 19:
    print("107")
if op == "-" and a == 126 and b == 20:
    print("106")
if op == "-" and a == 126 and b == 21:
    print("105")
if op == "-" and a == 126 and b == 22:
    print("104")
if op == "-" and a == 126 and b == 23:
    print("103")
if op == "-" and a == 126 and b == 24:
    print("102")
if op == "-" and a == 126 and b == 25:
    print("101")
if op == "-" and a == 126 and b == 26:
    print("100")
if op == "-" and a == 126 and b == 27:
    print("99")
if op == "-" and a == 126 and b == 28:
    print("98")
if op == "-" and a == 126 and b == 29:
    print("97")
if op == "-" and a == 126 and b == 30:
    print("96")
if op == "-" and a == 126 and b == 31:
    print("95")
if op == "-" and a == 126 and b == 32:
    print("94")
if op == "-" and a == 126 and b == 33:
    print("93")
if op == "-" and a == 126 and b == 34:
    print("92")
if op == "-" and a == 126 and b == 35:
    print("91")
if op == "-" and a == 126 and b == 36:
    print("90")
if op == "-" and a == 126 and b == 37:
    print("89")
if op == "-" and a == 126 and b == 38:
    print("88")
if op == "-" and a == 126 and b == 39:
    print("87")
if op == "-" and a == 126 and b == 40:
    print("86")
if op == "-" and a == 126 and b == 41:
    print("85")
if op == "-" and a == 126 and b == 42:
    print("84")
if op == "-" and a == 126 and b == 43:
    print("83")
if op == "-" and a == 126 and b == 44:
    print("82")
if op == "-" and a == 126 and b == 45:
    print("81")
if op == "-" and a == 126 and b == 46:
    print("80")
if op == "-" and a == 126 and b == 47:
    print("79")
if op == "-" and a == 126 and b == 48:
    print("78")
if op == "-" and a == 126 and b == 49:
    print("77")
if op == "-" and a == 126 and b == 50:
    print("76")
if op == "-" and a == 126 and b == 51:
    print("75")
if op == "-" and a == 126 and b == 52:
    print("74")
if op == "-" and a == 126 and b == 53:
    print("73")
if op == "-" and a == 126 and b == 54:
    print("72")
if op == "-" and a == 126 and b == 55:
    print("71")
if op == "-" and a == 126 and b == 56:
    print("70")
if op == "-" and a == 126 and b == 57:
    print("69")
if op == "-" and a == 126 and b == 58:
    print("68")
if op == "-" and a == 126 and b == 59:
    print("67")
if op == "-" and a == 126 and b == 60:
    print("66")
if op == "-" and a == 126 and b == 61:
    print("65")
if op == "-" and a == 126 and b == 62:
    print("64")
if op == "-" and a == 126 and b == 63:
    print("63")
if op == "-" and a == 126 and b == 64:
    print("62")
if op == "-" and a == 126 and b == 65:
    print("61")
if op == "-" and a == 126 and b == 66:
    print("60")
if op == "-" and a == 126 and b == 67:
    print("59")
if op == "-" and a == 126 and b == 68:
    print("58")
if op == "-" and a == 126 and b == 69:
    print("57")
if op == "-" and a == 126 and b == 70:
    print("56")
if op == "-" and a == 126 and b == 71:
    print("55")
if op == "-" and a == 126 and b == 72:
    print("54")
if op == "-" and a == 126 and b == 73:
    print("53")
if op == "-" and a == 126 and b == 74:
    print("52")
if op == "-" and a == 126 and b == 75:
    print("51")
if op == "-" and a == 126 and b == 76:
    print("50")
if op == "-" and a == 126 and b == 77:
    print("49")
if op == "-" and a == 126 and b == 78:
    print("48")
if op == "-" and a == 126 and b == 79:
    print("47")
if op == "-" and a == 126 and b == 80:
    print("46")
if op == "-" and a == 126 and b == 81:
    print("45")
if op == "-" and a == 126 and b == 82:
    print("44")
if op == "-" and a == 126 and b == 83:
    print("43")
if op == "-" and a == 126 and b == 84:
    print("42")
if op == "-" and a == 126 and b == 85:
    print("41")
if op == "-" and a == 126 and b == 86:
    print("40")
if op == "-" and a == 126 and b == 87:
    print("39")
if op == "-" and a == 126 and b == 88:
    print("38")
if op == "-" and a == 126 and b == 89:
    print("37")
if op == "-" and a == 126 and b == 90:
    print("36")
if op == "-" and a == 126 and b == 91:
    print("35")
if op == "-" and a == 126 and b == 92:
    print("34")
if op == "-" and a == 126 and b == 93:
    print("33")
if op == "-" and a == 126 and b == 94:
    print("32")
if op == "-" and a == 126 and b == 95:
    print("31")
if op == "-" and a == 126 and b == 96:
    print("30")
if op == "-" and a == 126 and b == 97:
    print("29")
if op == "-" and a == 126 and b == 98:
    print("28")
if op == "-" and a == 126 and b == 99:
    print("27")
if op == "-" and a == 126 and b == 100:
    print("26")
if op == "-" and a == 126 and b == 101:
    print("25")
if op == "-" and a == 126 and b == 102:
    print("24")
if op == "-" and a == 126 and b == 103:
    print("23")
if op == "-" and a == 126 and b == 104:
    print("22")
if op == "-" and a == 126 and b == 105:
    print("21")
if op == "-" and a == 126 and b == 106:
    print("20")
if op == "-" and a == 126 and b == 107:
    print("19")
if op == "-" and a == 126 and b == 108:
    print("18")
if op == "-" and a == 126 and b == 109:
    print("17")
if op == "-" and a == 126 and b == 110:
    print("16")
if op == "-" and a == 126 and b == 111:
    print("15")
if op == "-" and a == 126 and b == 112:
    print("14")
if op == "-" and a == 126 and b == 113:
    print("13")
if op == "-" and a == 126 and b == 114:
    print("12")
if op == "-" and a == 126 and b == 115:
    print("11")
if op == "-" and a == 126 and b == 116:
    print("10")
if op == "-" and a == 126 and b == 117:
    print("9")
if op == "-" and a == 126 and b == 118:
    print("8")
if op == "-" and a == 126 and b == 119:
    print("7")
if op == "-" and a == 126 and b == 120:
    print("6")
if op == "-" and a == 126 and b == 121:
    print("5")
if op == "-" and a == 126 and b == 122:
    print("4")
if op == "-" and a == 126 and b == 123:
    print("3")
if op == "-" and a == 126 and b == 124:
    print("2")
if op == "-" and a == 126 and b == 125:
    print("1")
if op == "-" and a == 126 and b == 126:
    print("0")
if op == "-" and a == 126 and b == 127:
    print("-1")
if op == "-" and a == 127 and b == 0:
    print("127")
if op == "-" and a == 127 and b == 1:
    print("126")
if op == "-" and a == 127 and b == 2:
    print("125")
if op == "-" and a == 127 and b == 3:
    print("124")
if op == "-" and a == 127 and b == 4:
    print("123")
if op == "-" and a == 127 and b == 5:
    print("122")
if op == "-" and a == 127 and b == 6:
    print("121")
if op == "-" and a == 127 and b == 7:
    print("120")
if op == "-" and a == 127 and b == 8:
    print("119")
if op == "-" and a == 127 and b == 9:
    print("118")
if op == "-" and a == 127 and b == 10:
    print("117")
if op == "-" and a == 127 and b == 11:
    print("116")
if op == "-" and a == 127 and b == 12:
    print("115")
if op == "-" and a == 127 and b == 13:
    print("114")
if op == "-" and a == 127 and b == 14:
    print("113")
if op == "-" and a == 127 and b == 15:
    print("112")
if op == "-" and a == 127 and b == 16:
    print("111")
if op == "-" and a == 127 and b == 17:
    print("110")
if op == "-" and a == 127 and b == 18:
    print("109")
if op == "-" and a == 127 and b == 19:
    print("108")
if op == "-" and a == 127 and b == 20:
    print("107")
if op == "-" and a == 127 and b == 21:
    print("106")
if op == "-" and a == 127 and b == 22:
    print("105")
if op == "-" and a == 127 and b == 23:
    print("104")
if op == "-" and a == 127 and b == 24:
    print("103")
if op == "-" and a == 127 and b == 25:
    print("102")
if op == "-" and a == 127 and b == 26:
    print("101")
if op == "-" and a == 127 and b == 27:
    print("100")
if op == "-" and a == 127 and b == 28:
    print("99")
if op == "-" and a == 127 and b == 29:
    print("98")
if op == "-" and a == 127 and b == 30:
    print("97")
if op == "-" and a == 127 and b == 31:
    print("96")
if op == "-" and a == 127 and b == 32:
    print("95")
if op == "-" and a == 127 and b == 33:
    print("94")
if op == "-" and a == 127 and b == 34:
    print("93")
if op == "-" and a == 127 and b == 35:
    print("92")
if op == "-" and a == 127 and b == 36:
    print("91")
if op == "-" and a == 127 and b == 37:
    print("90")
if op == "-" and a == 127 and b == 38:
    print("89")
if op == "-" and a == 127 and b == 39:
    print("88")
if op == "-" and a == 127 and b == 40:
    print("87")
if op == "-" and a == 127 and b == 41:
    print("86")
if op == "-" and a == 127 and b == 42:
    print("85")
if op == "-" and a == 127 and b == 43:
    print("84")
if op == "-" and a == 127 and b == 44:
    print("83")
if op == "-" and a == 127 and b == 45:
    print("82")
if op == "-" and a == 127 and b == 46:
    print("81")
if op == "-" and a == 127 and b == 47:
    print("80")
if op == "-" and a == 127 and b == 48:
    print("79")
if op == "-" and a == 127 and b == 49:
    print("78")
if op == "-" and a == 127 and b == 50:
    print("77")
if op == "-" and a == 127 and b == 51:
    print("76")
if op == "-" and a == 127 and b == 52:
    print("75")
if op == "-" and a == 127 and b == 53:
    print("74")
if op == "-" and a == 127 and b == 54:
    print("73")
if op == "-" and a == 127 and b == 55:
    print("72")
if op == "-" and a == 127 and b == 56:
    print("71")
if op == "-" and a == 127 and b == 57:
    print("70")
if op == "-" and a == 127 and b == 58:
    print("69")
if op == "-" and a == 127 and b == 59:
    print("68")
if op == "-" and a == 127 and b == 60:
    print("67")
if op == "-" and a == 127 and b == 61:
    print("66")
if op == "-" and a == 127 and b == 62:
    print("65")
if op == "-" and a == 127 and b == 63:
    print("64")
if op == "-" and a == 127 and b == 64:
    print("63")
if op == "-" and a == 127 and b == 65:
    print("62")
if op == "-" and a == 127 and b == 66:
    print("61")
if op == "-" and a == 127 and b == 67:
    print("60")
if op == "-" and a == 127 and b == 68:
    print("59")
if op == "-" and a == 127 and b == 69:
    print("58")
if op == "-" and a == 127 and b == 70:
    print("57")
if op == "-" and a == 127 and b == 71:
    print("56")
if op == "-" and a == 127 and b == 72:
    print("55")
if op == "-" and a == 127 and b == 73:
    print("54")
if op == "-" and a == 127 and b == 74:
    print("53")
if op == "-" and a == 127 and b == 75:
    print("52")
if op == "-" and a == 127 and b == 76:
    print("51")
if op == "-" and a == 127 and b == 77:
    print("50")
if op == "-" and a == 127 and b == 78:
    print("49")
if op == "-" and a == 127 and b == 79:
    print("48")
if op == "-" and a == 127 and b == 80:
    print("47")
if op == "-" and a == 127 and b == 81:
    print("46")
if op == "-" and a == 127 and b == 82:
    print("45")
if op == "-" and a == 127 and b == 83:
    print("44")
if op == "-" and a == 127 and b == 84:
    print("43")
if op == "-" and a == 127 and b == 85:
    print("42")
if op == "-" and a == 127 and b == 86:
    print("41")
if op == "-" and a == 127 and b == 87:
    print("40")
if op == "-" and a == 127 and b == 88:
    print("39")
if op == "-" and a == 127 and b == 89:
    print("38")
if op == "-" and a == 127 and b == 90:
    print("37")
if op == "-" and a == 127 and b == 91:
    print("36")
if op == "-" and a == 127 and b == 92:
    print("35")
if op == "-" and a == 127 and b == 93:
    print("34")
if op == "-" and a == 127 and b == 94:
    print("33")
if op == "-" and a == 127 and b == 95:
    print("32")
if op == "-" and a == 127 and b == 96:
    print("31")
if op == "-" and a == 127 and b == 97:
    print("30")
if op == "-" and a == 127 and b == 98:
    print("29")
if op == "-" and a == 127 and b == 99:
    print("28")
if op == "-" and a == 127 and b == 100:
    print("27")
if op == "-" and a == 127 and b == 101:
    print("26")
if op == "-" and a == 127 and b == 102:
    print("25")
if op == "-" and a == 127 and b == 103:
    print("24")
if op == "-" and a == 127 and b == 104:
    print("23")
if op == "-" and a == 127 and b == 105:
    print("22")
if op == "-" and a == 127 and b == 106:
    print("21")
if op == "-" and a == 127 and b == 107:
    print("20")
if op == "-" and a == 127 and b == 108:
    print("19")
if op == "-" and a == 127 and b == 109:
    print("18")
if op == "-" and a == 127 and b == 110:
    print("17")
if op == "-" and a == 127 and b == 111:
    print("16")
if op == "-" and a == 127 and b == 112:
    print("15")
if op == "-" and a == 127 and b == 113:
    print("14")
if op == "-" and a == 127 and b == 114:
    print("13")
if op == "-" and a == 127 and b == 115:
    print("12")
if op == "-" and a == 127 and b == 116:
    print("11")
if op == "-" and a == 127 and b == 117:
    print("10")
if op == "-" and a == 127 and b == 118:
    print("9")
if op == "-" and a == 127 and b == 119:
    print("8")
if op == "-" and a == 127 and b == 120:
    print("7")
if op == "-" and a == 127 and b == 121:
    print("6")
if op == "-" and a == 127 and b == 122:
    print("5")
if op == "-" and a == 127 and b == 123:
    print("4")
if op == "-" and a == 127 and b == 124:
    print("3")
if op == "-" and a == 127 and b == 125:
    print("2")
if op == "-" and a == 127 and b == 126:
    print("1")
if op == "-" and a == 127 and b == 127:
    print("0")
if op == "*" and a == 0 and b == 0:
    print("0")
if op == "*" and a == 0 and b == 1:
    print("0")
if op == "*" and a == 0 and b == 2:
    print("0")
if op == "*" and a == 0 and b == 3:
    print("0")
if op == "*" and a == 0 and b == 4:
    print("0")
if op == "*" and a == 0 and b == 5:
    print("0")
if op == "*" and a == 0 and b == 6:
    print("0")
if op == "*" and a == 0 and b == 7:
    print("0")
if op == "*" and a == 0 and b == 8:
    print("0")
if op == "*" and a == 0 and b == 9:
    print("0")
if op == "*" and a == 0 and b == 10:
    print("0")
if op == "*" and a == 0 and b == 11:
    print("0")
if op == "*" and a == 0 and b == 12:
    print("0")
if op == "*" and a == 0 and b == 13:
    print("0")
if op == "*" and a == 0 and b == 14:
    print("0")
if op == "*" and a == 0 and b == 15:
    print("0")
if op == "*" and a == 0 and b == 16:
    print("0")
if op == "*" and a == 0 and b == 17:
    print("0")
if op == "*" and a == 0 and b == 18:
    print("0")
if op == "*" and a == 0 and b == 19:
    print("0")
if op == "*" and a == 0 and b == 20:
    print("0")
if op == "*" and a == 0 and b == 21:
    print("0")
if op == "*" and a == 0 and b == 22:
    print("0")
if op == "*" and a == 0 and b == 23:
    print("0")
if op == "*" and a == 0 and b == 24:
    print("0")
if op == "*" and a == 0 and b == 25:
    print("0")
if op == "*" and a == 0 and b == 26:
    print("0")
if op == "*" and a == 0 and b == 27:
    print("0")
if op == "*" and a == 0 and b == 28:
    print("0")
if op == "*" and a == 0 and b == 29:
    print("0")
if op == "*" and a == 0 and b == 30:
    print("0")
if op == "*" and a == 0 and b == 31:
    print("0")
if op == "*" and a == 0 and b == 32:
    print("0")
if op == "*" and a == 0 and b == 33:
    print("0")
if op == "*" and a == 0 and b == 34:
    print("0")
if op == "*" and a == 0 and b == 35:
    print("0")
if op == "*" and a == 0 and b == 36:
    print("0")
if op == "*" and a == 0 and b == 37:
    print("0")
if op == "*" and a == 0 and b == 38:
    print("0")
if op == "*" and a == 0 and b == 39:
    print("0")
if op == "*" and a == 0 and b == 40:
    print("0")
if op == "*" and a == 0 and b == 41:
    print("0")
if op == "*" and a == 0 and b == 42:
    print("0")
if op == "*" and a == 0 and b == 43:
    print("0")
if op == "*" and a == 0 and b == 44:
    print("0")
if op == "*" and a == 0 and b == 45:
    print("0")
if op == "*" and a == 0 and b == 46:
    print("0")
if op == "*" and a == 0 and b == 47:
    print("0")
if op == "*" and a == 0 and b == 48:
    print("0")
if op == "*" and a == 0 and b == 49:
    print("0")
if op == "*" and a == 0 and b == 50:
    print("0")
if op == "*" and a == 0 and b == 51:
    print("0")
if op == "*" and a == 0 and b == 52:
    print("0")
if op == "*" and a == 0 and b == 53:
    print("0")
if op == "*" and a == 0 and b == 54:
    print("0")
if op == "*" and a == 0 and b == 55:
    print("0")
if op == "*" and a == 0 and b == 56:
    print("0")
if op == "*" and a == 0 and b == 57:
    print("0")
if op == "*" and a == 0 and b == 58:
    print("0")
if op == "*" and a == 0 and b == 59:
    print("0")
if op == "*" and a == 0 and b == 60:
    print("0")
if op == "*" and a == 0 and b == 61:
    print("0")
if op == "*" and a == 0 and b == 62:
    print("0")
if op == "*" and a == 0 and b == 63:
    print("0")
if op == "*" and a == 0 and b == 64:
    print("0")
if op == "*" and a == 0 and b == 65:
    print("0")
if op == "*" and a == 0 and b == 66:
    print("0")
if op == "*" and a == 0 and b == 67:
    print("0")
if op == "*" and a == 0 and b == 68:
    print("0")
if op == "*" and a == 0 and b == 69:
    print("0")
if op == "*" and a == 0 and b == 70:
    print("0")
if op == "*" and a == 0 and b == 71:
    print("0")
if op == "*" and a == 0 and b == 72:
    print("0")
if op == "*" and a == 0 and b == 73:
    print("0")
if op == "*" and a == 0 and b == 74:
    print("0")
if op == "*" and a == 0 and b == 75:
    print("0")
if op == "*" and a == 0 and b == 76:
    print("0")
if op == "*" and a == 0 and b == 77:
    print("0")
if op == "*" and a == 0 and b == 78:
    print("0")
if op == "*" and a == 0 and b == 79:
    print("0")
if op == "*" and a == 0 and b == 80:
    print("0")
if op == "*" and a == 0 and b == 81:
    print("0")
if op == "*" and a == 0 and b == 82:
    print("0")
if op == "*" and a == 0 and b == 83:
    print("0")
if op == "*" and a == 0 and b == 84:
    print("0")
if op == "*" and a == 0 and b == 85:
    print("0")
if op == "*" and a == 0 and b == 86:
    print("0")
if op == "*" and a == 0 and b == 87:
    print("0")
if op == "*" and a == 0 and b == 88:
    print("0")
if op == "*" and a == 0 and b == 89:
    print("0")
if op == "*" and a == 0 and b == 90:
    print("0")
if op == "*" and a == 0 and b == 91:
    print("0")
if op == "*" and a == 0 and b == 92:
    print("0")
if op == "*" and a == 0 and b == 93:
    print("0")
if op == "*" and a == 0 and b == 94:
    print("0")
if op == "*" and a == 0 and b == 95:
    print("0")
if op == "*" and a == 0 and b == 96:
    print("0")
if op == "*" and a == 0 and b == 97:
    print("0")
if op == "*" and a == 0 and b == 98:
    print("0")
if op == "*" and a == 0 and b == 99:
    print("0")
if op == "*" and a == 0 and b == 100:
    print("0")
if op == "*" and a == 0 and b == 101:
    print("0")
if op == "*" and a == 0 and b == 102:
    print("0")
if op == "*" and a == 0 and b == 103:
    print("0")
if op == "*" and a == 0 and b == 104:
    print("0")
if op == "*" and a == 0 and b == 105:
    print("0")
if op == "*" and a == 0 and b == 106:
    print("0")
if op == "*" and a == 0 and b == 107:
    print("0")
if op == "*" and a == 0 and b == 108:
    print("0")
if op == "*" and a == 0 and b == 109:
    print("0")
if op == "*" and a == 0 and b == 110:
    print("0")
if op == "*" and a == 0 and b == 111:
    print("0")
if op == "*" and a == 0 and b == 112:
    print("0")
if op == "*" and a == 0 and b == 113:
    print("0")
if op == "*" and a == 0 and b == 114:
    print("0")
if op == "*" and a == 0 and b == 115:
    print("0")
if op == "*" and a == 0 and b == 116:
    print("0")
if op == "*" and a == 0 and b == 117:
    print("0")
if op == "*" and a == 0 and b == 118:
    print("0")
if op == "*" and a == 0 and b == 119:
    print("0")
if op == "*" and a == 0 and b == 120:
    print("0")
if op == "*" and a == 0 and b == 121:
    print("0")
if op == "*" and a == 0 and b == 122:
    print("0")
if op == "*" and a == 0 and b == 123:
    print("0")
if op == "*" and a == 0 and b == 124:
    print("0")
if op == "*" and a == 0 and b == 125:
    print("0")
if op == "*" and a == 0 and b == 126:
    print("0")
if op == "*" and a == 0 and b == 127:
    print("0")
if op == "*" and a == 1 and b == 0:
    print("0")
if op == "*" and a == 1 and b == 1:
    print("1")
if op == "*" and a == 1 and b == 2:
    print("2")
if op == "*" and a == 1 and b == 3:
    print("3")
if op == "*" and a == 1 and b == 4:
    print("4")
if op == "*" and a == 1 and b == 5:
    print("5")
if op == "*" and a == 1 and b == 6:
    print("6")
if op == "*" and a == 1 and b == 7:
    print("7")
if op == "*" and a == 1 and b == 8:
    print("8")
if op == "*" and a == 1 and b == 9:
    print("9")
if op == "*" and a == 1 and b == 10:
    print("10")
if op == "*" and a == 1 and b == 11:
    print("11")
if op == "*" and a == 1 and b == 12:
    print("12")
if op == "*" and a == 1 and b == 13:
    print("13")
if op == "*" and a == 1 and b == 14:
    print("14")
if op == "*" and a == 1 and b == 15:
    print("15")
if op == "*" and a == 1 and b == 16:
    print("16")
if op == "*" and a == 1 and b == 17:
    print("17")
if op == "*" and a == 1 and b == 18:
    print("18")
if op == "*" and a == 1 and b == 19:
    print("19")
if op == "*" and a == 1 and b == 20:
    print("20")
if op == "*" and a == 1 and b == 21:
    print("21")
if op == "*" and a == 1 and b == 22:
    print("22")
if op == "*" and a == 1 and b == 23:
    print("23")
if op == "*" and a == 1 and b == 24:
    print("24")
if op == "*" and a == 1 and b == 25:
    print("25")
if op == "*" and a == 1 and b == 26:
    print("26")
if op == "*" and a == 1 and b == 27:
    print("27")
if op == "*" and a == 1 and b == 28:
    print("28")
if op == "*" and a == 1 and b == 29:
    print("29")
if op == "*" and a == 1 and b == 30:
    print("30")
if op == "*" and a == 1 and b == 31:
    print("31")
if op == "*" and a == 1 and b == 32:
    print("32")
if op == "*" and a == 1 and b == 33:
    print("33")
if op == "*" and a == 1 and b == 34:
    print("34")
if op == "*" and a == 1 and b == 35:
    print("35")
if op == "*" and a == 1 and b == 36:
    print("36")
if op == "*" and a == 1 and b == 37:
    print("37")
if op == "*" and a == 1 and b == 38:
    print("38")
if op == "*" and a == 1 and b == 39:
    print("39")
if op == "*" and a == 1 and b == 40:
    print("40")
if op == "*" and a == 1 and b == 41:
    print("41")
if op == "*" and a == 1 and b == 42:
    print("42")
if op == "*" and a == 1 and b == 43:
    print("43")
if op == "*" and a == 1 and b == 44:
    print("44")
if op == "*" and a == 1 and b == 45:
    print("45")
if op == "*" and a == 1 and b == 46:
    print("46")
if op == "*" and a == 1 and b == 47:
    print("47")
if op == "*" and a == 1 and b == 48:
    print("48")
if op == "*" and a == 1 and b == 49:
    print("49")
if op == "*" and a == 1 and b == 50:
    print("50")
if op == "*" and a == 1 and b == 51:
    print("51")
if op == "*" and a == 1 and b == 52:
    print("52")
if op == "*" and a == 1 and b == 53:
    print("53")
if op == "*" and a == 1 and b == 54:
    print("54")
if op == "*" and a == 1 and b == 55:
    print("55")
if op == "*" and a == 1 and b == 56:
    print("56")
if op == "*" and a == 1 and b == 57:
    print("57")
if op == "*" and a == 1 and b == 58:
    print("58")
if op == "*" and a == 1 and b == 59:
    print("59")
if op == "*" and a == 1 and b == 60:
    print("60")
if op == "*" and a == 1 and b == 61:
    print("61")
if op == "*" and a == 1 and b == 62:
    print("62")
if op == "*" and a == 1 and b == 63:
    print("63")
if op == "*" and a == 1 and b == 64:
    print("64")
if op == "*" and a == 1 and b == 65:
    print("65")
if op == "*" and a == 1 and b == 66:
    print("66")
if op == "*" and a == 1 and b == 67:
    print("67")
if op == "*" and a == 1 and b == 68:
    print("68")
if op == "*" and a == 1 and b == 69:
    print("69")
if op == "*" and a == 1 and b == 70:
    print("70")
if op == "*" and a == 1 and b == 71:
    print("71")
if op == "*" and a == 1 and b == 72:
    print("72")
if op == "*" and a == 1 and b == 73:
    print("73")
if op == "*" and a == 1 and b == 74:
    print("74")
if op == "*" and a == 1 and b == 75:
    print("75")
if op == "*" and a == 1 and b == 76:
    print("76")
if op == "*" and a == 1 and b == 77:
    print("77")
if op == "*" and a == 1 and b == 78:
    print("78")
if op == "*" and a == 1 and b == 79:
    print("79")
if op == "*" and a == 1 and b == 80:
    print("80")
if op == "*" and a == 1 and b == 81:
    print("81")
if op == "*" and a == 1 and b == 82:
    print("82")
if op == "*" and a == 1 and b == 83:
    print("83")
if op == "*" and a == 1 and b == 84:
    print("84")
if op == "*" and a == 1 and b == 85:
    print("85")
if op == "*" and a == 1 and b == 86:
    print("86")
if op == "*" and a == 1 and b == 87:
    print("87")
if op == "*" and a == 1 and b == 88:
    print("88")
if op == "*" and a == 1 and b == 89:
    print("89")
if op == "*" and a == 1 and b == 90:
    print("90")
if op == "*" and a == 1 and b == 91:
    print("91")
if op == "*" and a == 1 and b == 92:
    print("92")
if op == "*" and a == 1 and b == 93:
    print("93")
if op == "*" and a == 1 and b == 94:
    print("94")
if op == "*" and a == 1 and b == 95:
    print("95")
if op == "*" and a == 1 and b == 96:
    print("96")
if op == "*" and a == 1 and b == 97:
    print("97")
if op == "*" and a == 1 and b == 98:
    print("98")
if op == "*" and a == 1 and b == 99:
    print("99")
if op == "*" and a == 1 and b == 100:
    print("100")
if op == "*" and a == 1 and b == 101:
    print("101")
if op == "*" and a == 1 and b == 102:
    print("102")
if op == "*" and a == 1 and b == 103:
    print("103")
if op == "*" and a == 1 and b == 104:
    print("104")
if op == "*" and a == 1 and b == 105:
    print("105")
if op == "*" and a == 1 and b == 106:
    print("106")
if op == "*" and a == 1 and b == 107:
    print("107")
if op == "*" and a == 1 and b == 108:
    print("108")
if op == "*" and a == 1 and b == 109:
    print("109")
if op == "*" and a == 1 and b == 110:
    print("110")
if op == "*" and a == 1 and b == 111:
    print("111")
if op == "*" and a == 1 and b == 112:
    print("112")
if op == "*" and a == 1 and b == 113:
    print("113")
if op == "*" and a == 1 and b == 114:
    print("114")
if op == "*" and a == 1 and b == 115:
    print("115")
if op == "*" and a == 1 and b == 116:
    print("116")
if op == "*" and a == 1 and b == 117:
    print("117")
if op == "*" and a == 1 and b == 118:
    print("118")
if op == "*" and a == 1 and b == 119:
    print("119")
if op == "*" and a == 1 and b == 120:
    print("120")
if op == "*" and a == 1 and b == 121:
    print("121")
if op == "*" and a == 1 and b == 122:
    print("122")
if op == "*" and a == 1 and b == 123:
    print("123")
if op == "*" and a == 1 and b == 124:
    print("124")
if op == "*" and a == 1 and b == 125:
    print("125")
if op == "*" and a == 1 and b == 126:
    print("126")
if op == "*" and a == 1 and b == 127:
    print("127")
if op == "*" and a == 2 and b == 0:
    print("0")
if op == "*" and a == 2 and b == 1:
    print("2")
if op == "*" and a == 2 and b == 2:
    print("4")
if op == "*" and a == 2 and b == 3:
    print("6")
if op == "*" and a == 2 and b == 4:
    print("8")
if op == "*" and a == 2 and b == 5:
    print("10")
if op == "*" and a == 2 and b == 6:
    print("12")
if op == "*" and a == 2 and b == 7:
    print("14")
if op == "*" and a == 2 and b == 8:
    print("16")
if op == "*" and a == 2 and b == 9:
    print("18")
if op == "*" and a == 2 and b == 10:
    print("20")
if op == "*" and a == 2 and b == 11:
    print("22")
if op == "*" and a == 2 and b == 12:
    print("24")
if op == "*" and a == 2 and b == 13:
    print("26")
if op == "*" and a == 2 and b == 14:
    print("28")
if op == "*" and a == 2 and b == 15:
    print("30")
if op == "*" and a == 2 and b == 16:
    print("32")
if op == "*" and a == 2 and b == 17:
    print("34")
if op == "*" and a == 2 and b == 18:
    print("36")
if op == "*" and a == 2 and b == 19:
    print("38")
if op == "*" and a == 2 and b == 20:
    print("40")
if op == "*" and a == 2 and b == 21:
    print("42")
if op == "*" and a == 2 and b == 22:
    print("44")
if op == "*" and a == 2 and b == 23:
    print("46")
if op == "*" and a == 2 and b == 24:
    print("48")
if op == "*" and a == 2 and b == 25:
    print("50")
if op == "*" and a == 2 and b == 26:
    print("52")
if op == "*" and a == 2 and b == 27:
    print("54")
if op == "*" and a == 2 and b == 28:
    print("56")
if op == "*" and a == 2 and b == 29:
    print("58")
if op == "*" and a == 2 and b == 30:
    print("60")
if op == "*" and a == 2 and b == 31:
    print("62")
if op == "*" and a == 2 and b == 32:
    print("64")
if op == "*" and a == 2 and b == 33:
    print("66")
if op == "*" and a == 2 and b == 34:
    print("68")
if op == "*" and a == 2 and b == 35:
    print("70")
if op == "*" and a == 2 and b == 36:
    print("72")
if op == "*" and a == 2 and b == 37:
    print("74")
if op == "*" and a == 2 and b == 38:
    print("76")
if op == "*" and a == 2 and b == 39:
    print("78")
if op == "*" and a == 2 and b == 40:
    print("80")
if op == "*" and a == 2 and b == 41:
    print("82")
if op == "*" and a == 2 and b == 42:
    print("84")
if op == "*" and a == 2 and b == 43:
    print("86")
if op == "*" and a == 2 and b == 44:
    print("88")
if op == "*" and a == 2 and b == 45:
    print("90")
if op == "*" and a == 2 and b == 46:
    print("92")
if op == "*" and a == 2 and b == 47:
    print("94")
if op == "*" and a == 2 and b == 48:
    print("96")
if op == "*" and a == 2 and b == 49:
    print("98")
if op == "*" and a == 2 and b == 50:
    print("100")
if op == "*" and a == 2 and b == 51:
    print("102")
if op == "*" and a == 2 and b == 52:
    print("104")
if op == "*" and a == 2 and b == 53:
    print("106")
if op == "*" and a == 2 and b == 54:
    print("108")
if op == "*" and a == 2 and b == 55:
    print("110")
if op == "*" and a == 2 and b == 56:
    print("112")
if op == "*" and a == 2 and b == 57:
    print("114")
if op == "*" and a == 2 and b == 58:
    print("116")
if op == "*" and a == 2 and b == 59:
    print("118")
if op == "*" and a == 2 and b == 60:
    print("120")
if op == "*" and a == 2 and b == 61:
    print("122")
if op == "*" and a == 2 and b == 62:
    print("124")
if op == "*" and a == 2 and b == 63:
    print("126")
if op == "*" and a == 2 and b == 64:
    print("128")
if op == "*" and a == 2 and b == 65:
    print("130")
if op == "*" and a == 2 and b == 66:
    print("132")
if op == "*" and a == 2 and b == 67:
    print("134")
if op == "*" and a == 2 and b == 68:
    print("136")
if op == "*" and a == 2 and b == 69:
    print("138")
if op == "*" and a == 2 and b == 70:
    print("140")
if op == "*" and a == 2 and b == 71:
    print("142")
if op == "*" and a == 2 and b == 72:
    print("144")
if op == "*" and a == 2 and b == 73:
    print("146")
if op == "*" and a == 2 and b == 74:
    print("148")
if op == "*" and a == 2 and b == 75:
    print("150")
if op == "*" and a == 2 and b == 76:
    print("152")
if op == "*" and a == 2 and b == 77:
    print("154")
if op == "*" and a == 2 and b == 78:
    print("156")
if op == "*" and a == 2 and b == 79:
    print("158")
if op == "*" and a == 2 and b == 80:
    print("160")
if op == "*" and a == 2 and b == 81:
    print("162")
if op == "*" and a == 2 and b == 82:
    print("164")
if op == "*" and a == 2 and b == 83:
    print("166")
if op == "*" and a == 2 and b == 84:
    print("168")
if op == "*" and a == 2 and b == 85:
    print("170")
if op == "*" and a == 2 and b == 86:
    print("172")
if op == "*" and a == 2 and b == 87:
    print("174")
if op == "*" and a == 2 and b == 88:
    print("176")
if op == "*" and a == 2 and b == 89:
    print("178")
if op == "*" and a == 2 and b == 90:
    print("180")
if op == "*" and a == 2 and b == 91:
    print("182")
if op == "*" and a == 2 and b == 92:
    print("184")
if op == "*" and a == 2 and b == 93:
    print("186")
if op == "*" and a == 2 and b == 94:
    print("188")
if op == "*" and a == 2 and b == 95:
    print("190")
if op == "*" and a == 2 and b == 96:
    print("192")
if op == "*" and a == 2 and b == 97:
    print("194")
if op == "*" and a == 2 and b == 98:
    print("196")
if op == "*" and a == 2 and b == 99:
    print("198")
if op == "*" and a == 2 and b == 100:
    print("200")
if op == "*" and a == 2 and b == 101:
    print("202")
if op == "*" and a == 2 and b == 102:
    print("204")
if op == "*" and a == 2 and b == 103:
    print("206")
if op == "*" and a == 2 and b == 104:
    print("208")
if op == "*" and a == 2 and b == 105:
    print("210")
if op == "*" and a == 2 and b == 106:
    print("212")
if op == "*" and a == 2 and b == 107:
    print("214")
if op == "*" and a == 2 and b == 108:
    print("216")
if op == "*" and a == 2 and b == 109:
    print("218")
if op == "*" and a == 2 and b == 110:
    print("220")
if op == "*" and a == 2 and b == 111:
    print("222")
if op == "*" and a == 2 and b == 112:
    print("224")
if op == "*" and a == 2 and b == 113:
    print("226")
if op == "*" and a == 2 and b == 114:
    print("228")
if op == "*" and a == 2 and b == 115:
    print("230")
if op == "*" and a == 2 and b == 116:
    print("232")
if op == "*" and a == 2 and b == 117:
    print("234")
if op == "*" and a == 2 and b == 118:
    print("236")
if op == "*" and a == 2 and b == 119:
    print("238")
if op == "*" and a == 2 and b == 120:
    print("240")
if op == "*" and a == 2 and b == 121:
    print("242")
if op == "*" and a == 2 and b == 122:
    print("244")
if op == "*" and a == 2 and b == 123:
    print("246")
if op == "*" and a == 2 and b == 124:
    print("248")
if op == "*" and a == 2 and b == 125:
    print("250")
if op == "*" and a == 2 and b == 126:
    print("252")
if op == "*" and a == 2 and b == 127:
    print("254")
if op == "*" and a == 3 and b == 0:
    print("0")
if op == "*" and a == 3 and b == 1:
    print("3")
if op == "*" and a == 3 and b == 2:
    print("6")
if op == "*" and a == 3 and b == 3:
    print("9")
if op == "*" and a == 3 and b == 4:
    print("12")
if op == "*" and a == 3 and b == 5:
    print("15")
if op == "*" and a == 3 and b == 6:
    print("18")
if op == "*" and a == 3 and b == 7:
    print("21")
if op == "*" and a == 3 and b == 8:
    print("24")
if op == "*" and a == 3 and b == 9:
    print("27")
if op == "*" and a == 3 and b == 10:
    print("30")
if op == "*" and a == 3 and b == 11:
    print("33")
if op == "*" and a == 3 and b == 12:
    print("36")
if op == "*" and a == 3 and b == 13:
    print("39")
if op == "*" and a == 3 and b == 14:
    print("42")
if op == "*" and a == 3 and b == 15:
    print("45")
if op == "*" and a == 3 and b == 16:
    print("48")
if op == "*" and a == 3 and b == 17:
    print("51")
if op == "*" and a == 3 and b == 18:
    print("54")
if op == "*" and a == 3 and b == 19:
    print("57")
if op == "*" and a == 3 and b == 20:
    print("60")
if op == "*" and a == 3 and b == 21:
    print("63")
if op == "*" and a == 3 and b == 22:
    print("66")
if op == "*" and a == 3 and b == 23:
    print("69")
if op == "*" and a == 3 and b == 24:
    print("72")
if op == "*" and a == 3 and b == 25:
    print("75")
if op == "*" and a == 3 and b == 26:
    print("78")
if op == "*" and a == 3 and b == 27:
    print("81")
if op == "*" and a == 3 and b == 28:
    print("84")
if op == "*" and a == 3 and b == 29:
    print("87")
if op == "*" and a == 3 and b == 30:
    print("90")
if op == "*" and a == 3 and b == 31:
    print("93")
if op == "*" and a == 3 and b == 32:
    print("96")
if op == "*" and a == 3 and b == 33:
    print("99")
if op == "*" and a == 3 and b == 34:
    print("102")
if op == "*" and a == 3 and b == 35:
    print("105")
if op == "*" and a == 3 and b == 36:
    print("108")
if op == "*" and a == 3 and b == 37:
    print("111")
if op == "*" and a == 3 and b == 38:
    print("114")
if op == "*" and a == 3 and b == 39:
    print("117")
if op == "*" and a == 3 and b == 40:
    print("120")
if op == "*" and a == 3 and b == 41:
    print("123")
if op == "*" and a == 3 and b == 42:
    print("126")
if op == "*" and a == 3 and b == 43:
    print("129")
if op == "*" and a == 3 and b == 44:
    print("132")
if op == "*" and a == 3 and b == 45:
    print("135")
if op == "*" and a == 3 and b == 46:
    print("138")
if op == "*" and a == 3 and b == 47:
    print("141")
if op == "*" and a == 3 and b == 48:
    print("144")
if op == "*" and a == 3 and b == 49:
    print("147")
if op == "*" and a == 3 and b == 50:
    print("150")
if op == "*" and a == 3 and b == 51:
    print("153")
if op == "*" and a == 3 and b == 52:
    print("156")
if op == "*" and a == 3 and b == 53:
    print("159")
if op == "*" and a == 3 and b == 54:
    print("162")
if op == "*" and a == 3 and b == 55:
    print("165")
if op == "*" and a == 3 and b == 56:
    print("168")
if op == "*" and a == 3 and b == 57:
    print("171")
if op == "*" and a == 3 and b == 58:
    print("174")
if op == "*" and a == 3 and b == 59:
    print("177")
if op == "*" and a == 3 and b == 60:
    print("180")
if op == "*" and a == 3 and b == 61:
    print("183")
if op == "*" and a == 3 and b == 62:
    print("186")
if op == "*" and a == 3 and b == 63:
    print("189")
if op == "*" and a == 3 and b == 64:
    print("192")
if op == "*" and a == 3 and b == 65:
    print("195")
if op == "*" and a == 3 and b == 66:
    print("198")
if op == "*" and a == 3 and b == 67:
    print("201")
if op == "*" and a == 3 and b == 68:
    print("204")
if op == "*" and a == 3 and b == 69:
    print("207")
if op == "*" and a == 3 and b == 70:
    print("210")
if op == "*" and a == 3 and b == 71:
    print("213")
if op == "*" and a == 3 and b == 72:
    print("216")
if op == "*" and a == 3 and b == 73:
    print("219")
if op == "*" and a == 3 and b == 74:
    print("222")
if op == "*" and a == 3 and b == 75:
    print("225")
if op == "*" and a == 3 and b == 76:
    print("228")
if op == "*" and a == 3 and b == 77:
    print("231")
if op == "*" and a == 3 and b == 78:
    print("234")
if op == "*" and a == 3 and b == 79:
    print("237")
if op == "*" and a == 3 and b == 80:
    print("240")
if op == "*" and a == 3 and b == 81:
    print("243")
if op == "*" and a == 3 and b == 82:
    print("246")
if op == "*" and a == 3 and b == 83:
    print("249")
if op == "*" and a == 3 and b == 84:
    print("252")
if op == "*" and a == 3 and b == 85:
    print("255")
if op == "*" and a == 3 and b == 86:
    print("258")
if op == "*" and a == 3 and b == 87:
    print("261")
if op == "*" and a == 3 and b == 88:
    print("264")
if op == "*" and a == 3 and b == 89:
    print("267")
if op == "*" and a == 3 and b == 90:
    print("270")
if op == "*" and a == 3 and b == 91:
    print("273")
if op == "*" and a == 3 and b == 92:
    print("276")
if op == "*" and a == 3 and b == 93:
    print("279")
if op == "*" and a == 3 and b == 94:
    print("282")
if op == "*" and a == 3 and b == 95:
    print("285")
if op == "*" and a == 3 and b == 96:
    print("288")
if op == "*" and a == 3 and b == 97:
    print("291")
if op == "*" and a == 3 and b == 98:
    print("294")
if op == "*" and a == 3 and b == 99:
    print("297")
if op == "*" and a == 3 and b == 100:
    print("300")
if op == "*" and a == 3 and b == 101:
    print("303")
if op == "*" and a == 3 and b == 102:
    print("306")
if op == "*" and a == 3 and b == 103:
    print("309")
if op == "*" and a == 3 and b == 104:
    print("312")
if op == "*" and a == 3 and b == 105:
    print("315")
if op == "*" and a == 3 and b == 106:
    print("318")
if op == "*" and a == 3 and b == 107:
    print("321")
if op == "*" and a == 3 and b == 108:
    print("324")
if op == "*" and a == 3 and b == 109:
    print("327")
if op == "*" and a == 3 and b == 110:
    print("330")
if op == "*" and a == 3 and b == 111:
    print("333")
if op == "*" and a == 3 and b == 112:
    print("336")
if op == "*" and a == 3 and b == 113:
    print("339")
if op == "*" and a == 3 and b == 114:
    print("342")
if op == "*" and a == 3 and b == 115:
    print("345")
if op == "*" and a == 3 and b == 116:
    print("348")
if op == "*" and a == 3 and b == 117:
    print("351")
if op == "*" and a == 3 and b == 118:
    print("354")
if op == "*" and a == 3 and b == 119:
    print("357")
if op == "*" and a == 3 and b == 120:
    print("360")
if op == "*" and a == 3 and b == 121:
    print("363")
if op == "*" and a == 3 and b == 122:
    print("366")
if op == "*" and a == 3 and b == 123:
    print("369")
if op == "*" and a == 3 and b == 124:
    print("372")
if op == "*" and a == 3 and b == 125:
    print("375")
if op == "*" and a == 3 and b == 126:
    print("378")
if op == "*" and a == 3 and b == 127:
    print("381")
if op == "*" and a == 4 and b == 0:
    print("0")
if op == "*" and a == 4 and b == 1:
    print("4")
if op == "*" and a == 4 and b == 2:
    print("8")
if op == "*" and a == 4 and b == 3:
    print("12")
if op == "*" and a == 4 and b == 4:
    print("16")
if op == "*" and a == 4 and b == 5:
    print("20")
if op == "*" and a == 4 and b == 6:
    print("24")
if op == "*" and a == 4 and b == 7:
    print("28")
if op == "*" and a == 4 and b == 8:
    print("32")
if op == "*" and a == 4 and b == 9:
    print("36")
if op == "*" and a == 4 and b == 10:
    print("40")
if op == "*" and a == 4 and b == 11:
    print("44")
if op == "*" and a == 4 and b == 12:
    print("48")
if op == "*" and a == 4 and b == 13:
    print("52")
if op == "*" and a == 4 and b == 14:
    print("56")
if op == "*" and a == 4 and b == 15:
    print("60")
if op == "*" and a == 4 and b == 16:
    print("64")
if op == "*" and a == 4 and b == 17:
    print("68")
if op == "*" and a == 4 and b == 18:
    print("72")
if op == "*" and a == 4 and b == 19:
    print("76")
if op == "*" and a == 4 and b == 20:
    print("80")
if op == "*" and a == 4 and b == 21:
    print("84")
if op == "*" and a == 4 and b == 22:
    print("88")
if op == "*" and a == 4 and b == 23:
    print("92")
if op == "*" and a == 4 and b == 24:
    print("96")
if op == "*" and a == 4 and b == 25:
    print("100")
if op == "*" and a == 4 and b == 26:
    print("104")
if op == "*" and a == 4 and b == 27:
    print("108")
if op == "*" and a == 4 and b == 28:
    print("112")
if op == "*" and a == 4 and b == 29:
    print("116")
if op == "*" and a == 4 and b == 30:
    print("120")
if op == "*" and a == 4 and b == 31:
    print("124")
if op == "*" and a == 4 and b == 32:
    print("128")
if op == "*" and a == 4 and b == 33:
    print("132")
if op == "*" and a == 4 and b == 34:
    print("136")
if op == "*" and a == 4 and b == 35:
    print("140")
if op == "*" and a == 4 and b == 36:
    print("144")
if op == "*" and a == 4 and b == 37:
    print("148")
if op == "*" and a == 4 and b == 38:
    print("152")
if op == "*" and a == 4 and b == 39:
    print("156")
if op == "*" and a == 4 and b == 40:
    print("160")
if op == "*" and a == 4 and b == 41:
    print("164")
if op == "*" and a == 4 and b == 42:
    print("168")
if op == "*" and a == 4 and b == 43:
    print("172")
if op == "*" and a == 4 and b == 44:
    print("176")
if op == "*" and a == 4 and b == 45:
    print("180")
if op == "*" and a == 4 and b == 46:
    print("184")
if op == "*" and a == 4 and b == 47:
    print("188")
if op == "*" and a == 4 and b == 48:
    print("192")
if op == "*" and a == 4 and b == 49:
    print("196")
if op == "*" and a == 4 and b == 50:
    print("200")
if op == "*" and a == 4 and b == 51:
    print("204")
if op == "*" and a == 4 and b == 52:
    print("208")
if op == "*" and a == 4 and b == 53:
    print("212")
if op == "*" and a == 4 and b == 54:
    print("216")
if op == "*" and a == 4 and b == 55:
    print("220")
if op == "*" and a == 4 and b == 56:
    print("224")
if op == "*" and a == 4 and b == 57:
    print("228")
if op == "*" and a == 4 and b == 58:
    print("232")
if op == "*" and a == 4 and b == 59:
    print("236")
if op == "*" and a == 4 and b == 60:
    print("240")
if op == "*" and a == 4 and b == 61:
    print("244")
if op == "*" and a == 4 and b == 62:
    print("248")
if op == "*" and a == 4 and b == 63:
    print("252")
if op == "*" and a == 4 and b == 64:
    print("256")
if op == "*" and a == 4 and b == 65:
    print("260")
if op == "*" and a == 4 and b == 66:
    print("264")
if op == "*" and a == 4 and b == 67:
    print("268")
if op == "*" and a == 4 and b == 68:
    print("272")
if op == "*" and a == 4 and b == 69:
    print("276")
if op == "*" and a == 4 and b == 70:
    print("280")
if op == "*" and a == 4 and b == 71:
    print("284")
if op == "*" and a == 4 and b == 72:
    print("288")
if op == "*" and a == 4 and b == 73:
    print("292")
if op == "*" and a == 4 and b == 74:
    print("296")
if op == "*" and a == 4 and b == 75:
    print("300")
if op == "*" and a == 4 and b == 76:
    print("304")
if op == "*" and a == 4 and b == 77:
    print("308")
if op == "*" and a == 4 and b == 78:
    print("312")
if op == "*" and a == 4 and b == 79:
    print("316")
if op == "*" and a == 4 and b == 80:
    print("320")
if op == "*" and a == 4 and b == 81:
    print("324")
if op == "*" and a == 4 and b == 82:
    print("328")
if op == "*" and a == 4 and b == 83:
    print("332")
if op == "*" and a == 4 and b == 84:
    print("336")
if op == "*" and a == 4 and b == 85:
    print("340")
if op == "*" and a == 4 and b == 86:
    print("344")
if op == "*" and a == 4 and b == 87:
    print("348")
if op == "*" and a == 4 and b == 88:
    print("352")
if op == "*" and a == 4 and b == 89:
    print("356")
if op == "*" and a == 4 and b == 90:
    print("360")
if op == "*" and a == 4 and b == 91:
    print("364")
if op == "*" and a == 4 and b == 92:
    print("368")
if op == "*" and a == 4 and b == 93:
    print("372")
if op == "*" and a == 4 and b == 94:
    print("376")
if op == "*" and a == 4 and b == 95:
    print("380")
if op == "*" and a == 4 and b == 96:
    print("384")
if op == "*" and a == 4 and b == 97:
    print("388")
if op == "*" and a == 4 and b == 98:
    print("392")
if op == "*" and a == 4 and b == 99:
    print("396")
if op == "*" and a == 4 and b == 100:
    print("400")
if op == "*" and a == 4 and b == 101:
    print("404")
if op == "*" and a == 4 and b == 102:
    print("408")
if op == "*" and a == 4 and b == 103:
    print("412")
if op == "*" and a == 4 and b == 104:
    print("416")
if op == "*" and a == 4 and b == 105:
    print("420")
if op == "*" and a == 4 and b == 106:
    print("424")
if op == "*" and a == 4 and b == 107:
    print("428")
if op == "*" and a == 4 and b == 108:
    print("432")
if op == "*" and a == 4 and b == 109:
    print("436")
if op == "*" and a == 4 and b == 110:
    print("440")
if op == "*" and a == 4 and b == 111:
    print("444")
if op == "*" and a == 4 and b == 112:
    print("448")
if op == "*" and a == 4 and b == 113:
    print("452")
if op == "*" and a == 4 and b == 114:
    print("456")
if op == "*" and a == 4 and b == 115:
    print("460")
if op == "*" and a == 4 and b == 116:
    print("464")
if op == "*" and a == 4 and b == 117:
    print("468")
if op == "*" and a == 4 and b == 118:
    print("472")
if op == "*" and a == 4 and b == 119:
    print("476")
if op == "*" and a == 4 and b == 120:
    print("480")
if op == "*" and a == 4 and b == 121:
    print("484")
if op == "*" and a == 4 and b == 122:
    print("488")
if op == "*" and a == 4 and b == 123:
    print("492")
if op == "*" and a == 4 and b == 124:
    print("496")
if op == "*" and a == 4 and b == 125:
    print("500")
if op == "*" and a == 4 and b == 126:
    print("504")
if op == "*" and a == 4 and b == 127:
    print("508")
if op == "*" and a == 5 and b == 0:
    print("0")
if op == "*" and a == 5 and b == 1:
    print("5")
if op == "*" and a == 5 and b == 2:
    print("10")
if op == "*" and a == 5 and b == 3:
    print("15")
if op == "*" and a == 5 and b == 4:
    print("20")
if op == "*" and a == 5 and b == 5:
    print("25")
if op == "*" and a == 5 and b == 6:
    print("30")
if op == "*" and a == 5 and b == 7:
    print("35")
if op == "*" and a == 5 and b == 8:
    print("40")
if op == "*" and a == 5 and b == 9:
    print("45")
if op == "*" and a == 5 and b == 10:
    print("50")
if op == "*" and a == 5 and b == 11:
    print("55")
if op == "*" and a == 5 and b == 12:
    print("60")
if op == "*" and a == 5 and b == 13:
    print("65")
if op == "*" and a == 5 and b == 14:
    print("70")
if op == "*" and a == 5 and b == 15:
    print("75")
if op == "*" and a == 5 and b == 16:
    print("80")
if op == "*" and a == 5 and b == 17:
    print("85")
if op == "*" and a == 5 and b == 18:
    print("90")
if op == "*" and a == 5 and b == 19:
    print("95")
if op == "*" and a == 5 and b == 20:
    print("100")
if op == "*" and a == 5 and b == 21:
    print("105")
if op == "*" and a == 5 and b == 22:
    print("110")
if op == "*" and a == 5 and b == 23:
    print("115")
if op == "*" and a == 5 and b == 24:
    print("120")
if op == "*" and a == 5 and b == 25:
    print("125")
if op == "*" and a == 5 and b == 26:
    print("130")
if op == "*" and a == 5 and b == 27:
    print("135")
if op == "*" and a == 5 and b == 28:
    print("140")
if op == "*" and a == 5 and b == 29:
    print("145")
if op == "*" and a == 5 and b == 30:
    print("150")
if op == "*" and a == 5 and b == 31:
    print("155")
if op == "*" and a == 5 and b == 32:
    print("160")
if op == "*" and a == 5 and b == 33:
    print("165")
if op == "*" and a == 5 and b == 34:
    print("170")
if op == "*" and a == 5 and b == 35:
    print("175")
if op == "*" and a == 5 and b == 36:
    print("180")
if op == "*" and a == 5 and b == 37:
    print("185")
if op == "*" and a == 5 and b == 38:
    print("190")
if op == "*" and a == 5 and b == 39:
    print("195")
if op == "*" and a == 5 and b == 40:
    print("200")
if op == "*" and a == 5 and b == 41:
    print("205")
if op == "*" and a == 5 and b == 42:
    print("210")
if op == "*" and a == 5 and b == 43:
    print("215")
if op == "*" and a == 5 and b == 44:
    print("220")
if op == "*" and a == 5 and b == 45:
    print("225")
if op == "*" and a == 5 and b == 46:
    print("230")
if op == "*" and a == 5 and b == 47:
    print("235")
if op == "*" and a == 5 and b == 48:
    print("240")
if op == "*" and a == 5 and b == 49:
    print("245")
if op == "*" and a == 5 and b == 50:
    print("250")
if op == "*" and a == 5 and b == 51:
    print("255")
if op == "*" and a == 5 and b == 52:
    print("260")
if op == "*" and a == 5 and b == 53:
    print("265")
if op == "*" and a == 5 and b == 54:
    print("270")
if op == "*" and a == 5 and b == 55:
    print("275")
if op == "*" and a == 5 and b == 56:
    print("280")
if op == "*" and a == 5 and b == 57:
    print("285")
if op == "*" and a == 5 and b == 58:
    print("290")
if op == "*" and a == 5 and b == 59:
    print("295")
if op == "*" and a == 5 and b == 60:
    print("300")
if op == "*" and a == 5 and b == 61:
    print("305")
if op == "*" and a == 5 and b == 62:
    print("310")
if op == "*" and a == 5 and b == 63:
    print("315")
if op == "*" and a == 5 and b == 64:
    print("320")
if op == "*" and a == 5 and b == 65:
    print("325")
if op == "*" and a == 5 and b == 66:
    print("330")
if op == "*" and a == 5 and b == 67:
    print("335")
if op == "*" and a == 5 and b == 68:
    print("340")
if op == "*" and a == 5 and b == 69:
    print("345")
if op == "*" and a == 5 and b == 70:
    print("350")
if op == "*" and a == 5 and b == 71:
    print("355")
if op == "*" and a == 5 and b == 72:
    print("360")
if op == "*" and a == 5 and b == 73:
    print("365")
if op == "*" and a == 5 and b == 74:
    print("370")
if op == "*" and a == 5 and b == 75:
    print("375")
if op == "*" and a == 5 and b == 76:
    print("380")
if op == "*" and a == 5 and b == 77:
    print("385")
if op == "*" and a == 5 and b == 78:
    print("390")
if op == "*" and a == 5 and b == 79:
    print("395")
if op == "*" and a == 5 and b == 80:
    print("400")
if op == "*" and a == 5 and b == 81:
    print("405")
if op == "*" and a == 5 and b == 82:
    print("410")
if op == "*" and a == 5 and b == 83:
    print("415")
if op == "*" and a == 5 and b == 84:
    print("420")
if op == "*" and a == 5 and b == 85:
    print("425")
if op == "*" and a == 5 and b == 86:
    print("430")
if op == "*" and a == 5 and b == 87:
    print("435")
if op == "*" and a == 5 and b == 88:
    print("440")
if op == "*" and a == 5 and b == 89:
    print("445")
if op == "*" and a == 5 and b == 90:
    print("450")
if op == "*" and a == 5 and b == 91:
    print("455")
if op == "*" and a == 5 and b == 92:
    print("460")
if op == "*" and a == 5 and b == 93:
    print("465")
if op == "*" and a == 5 and b == 94:
    print("470")
if op == "*" and a == 5 and b == 95:
    print("475")
if op == "*" and a == 5 and b == 96:
    print("480")
if op == "*" and a == 5 and b == 97:
    print("485")
if op == "*" and a == 5 and b == 98:
    print("490")
if op == "*" and a == 5 and b == 99:
    print("495")
if op == "*" and a == 5 and b == 100:
    print("500")
if op == "*" and a == 5 and b == 101:
    print("505")
if op == "*" and a == 5 and b == 102:
    print("510")
if op == "*" and a == 5 and b == 103:
    print("515")
if op == "*" and a == 5 and b == 104:
    print("520")
if op == "*" and a == 5 and b == 105:
    print("525")
if op == "*" and a == 5 and b == 106:
    print("530")
if op == "*" and a == 5 and b == 107:
    print("535")
if op == "*" and a == 5 and b == 108:
    print("540")
if op == "*" and a == 5 and b == 109:
    print("545")
if op == "*" and a == 5 and b == 110:
    print("550")
if op == "*" and a == 5 and b == 111:
    print("555")
if op == "*" and a == 5 and b == 112:
    print("560")
if op == "*" and a == 5 and b == 113:
    print("565")
if op == "*" and a == 5 and b == 114:
    print("570")
if op == "*" and a == 5 and b == 115:
    print("575")
if op == "*" and a == 5 and b == 116:
    print("580")
if op == "*" and a == 5 and b == 117:
    print("585")
if op == "*" and a == 5 and b == 118:
    print("590")
if op == "*" and a == 5 and b == 119:
    print("595")
if op == "*" and a == 5 and b == 120:
    print("600")
if op == "*" and a == 5 and b == 121:
    print("605")
if op == "*" and a == 5 and b == 122:
    print("610")
if op == "*" and a == 5 and b == 123:
    print("615")
if op == "*" and a == 5 and b == 124:
    print("620")
if op == "*" and a == 5 and b == 125:
    print("625")
if op == "*" and a == 5 and b == 126:
    print("630")
if op == "*" and a == 5 and b == 127:
    print("635")
if op == "*" and a == 6 and b == 0:
    print("0")
if op == "*" and a == 6 and b == 1:
    print("6")
if op == "*" and a == 6 and b == 2:
    print("12")
if op == "*" and a == 6 and b == 3:
    print("18")
if op == "*" and a == 6 and b == 4:
    print("24")
if op == "*" and a == 6 and b == 5:
    print("30")
if op == "*" and a == 6 and b == 6:
    print("36")
if op == "*" and a == 6 and b == 7:
    print("42")
if op == "*" and a == 6 and b == 8:
    print("48")
if op == "*" and a == 6 and b == 9:
    print("54")
if op == "*" and a == 6 and b == 10:
    print("60")
if op == "*" and a == 6 and b == 11:
    print("66")
if op == "*" and a == 6 and b == 12:
    print("72")
if op == "*" and a == 6 and b == 13:
    print("78")
if op == "*" and a == 6 and b == 14:
    print("84")
if op == "*" and a == 6 and b == 15:
    print("90")
if op == "*" and a == 6 and b == 16:
    print("96")
if op == "*" and a == 6 and b == 17:
    print("102")
if op == "*" and a == 6 and b == 18:
    print("108")
if op == "*" and a == 6 and b == 19:
    print("114")
if op == "*" and a == 6 and b == 20:
    print("120")
if op == "*" and a == 6 and b == 21:
    print("126")
if op == "*" and a == 6 and b == 22:
    print("132")
if op == "*" and a == 6 and b == 23:
    print("138")
if op == "*" and a == 6 and b == 24:
    print("144")
if op == "*" and a == 6 and b == 25:
    print("150")
if op == "*" and a == 6 and b == 26:
    print("156")
if op == "*" and a == 6 and b == 27:
    print("162")
if op == "*" and a == 6 and b == 28:
    print("168")
if op == "*" and a == 6 and b == 29:
    print("174")
if op == "*" and a == 6 and b == 30:
    print("180")
if op == "*" and a == 6 and b == 31:
    print("186")
if op == "*" and a == 6 and b == 32:
    print("192")
if op == "*" and a == 6 and b == 33:
    print("198")
if op == "*" and a == 6 and b == 34:
    print("204")
if op == "*" and a == 6 and b == 35:
    print("210")
if op == "*" and a == 6 and b == 36:
    print("216")
if op == "*" and a == 6 and b == 37:
    print("222")
if op == "*" and a == 6 and b == 38:
    print("228")
if op == "*" and a == 6 and b == 39:
    print("234")
if op == "*" and a == 6 and b == 40:
    print("240")
if op == "*" and a == 6 and b == 41:
    print("246")
if op == "*" and a == 6 and b == 42:
    print("252")
if op == "*" and a == 6 and b == 43:
    print("258")
if op == "*" and a == 6 and b == 44:
    print("264")
if op == "*" and a == 6 and b == 45:
    print("270")
if op == "*" and a == 6 and b == 46:
    print("276")
if op == "*" and a == 6 and b == 47:
    print("282")
if op == "*" and a == 6 and b == 48:
    print("288")
if op == "*" and a == 6 and b == 49:
    print("294")
if op == "*" and a == 6 and b == 50:
    print("300")
if op == "*" and a == 6 and b == 51:
    print("306")
if op == "*" and a == 6 and b == 52:
    print("312")
if op == "*" and a == 6 and b == 53:
    print("318")
if op == "*" and a == 6 and b == 54:
    print("324")
if op == "*" and a == 6 and b == 55:
    print("330")
if op == "*" and a == 6 and b == 56:
    print("336")
if op == "*" and a == 6 and b == 57:
    print("342")
if op == "*" and a == 6 and b == 58:
    print("348")
if op == "*" and a == 6 and b == 59:
    print("354")
if op == "*" and a == 6 and b == 60:
    print("360")
if op == "*" and a == 6 and b == 61:
    print("366")
if op == "*" and a == 6 and b == 62:
    print("372")
if op == "*" and a == 6 and b == 63:
    print("378")
if op == "*" and a == 6 and b == 64:
    print("384")
if op == "*" and a == 6 and b == 65:
    print("390")
if op == "*" and a == 6 and b == 66:
    print("396")
if op == "*" and a == 6 and b == 67:
    print("402")
if op == "*" and a == 6 and b == 68:
    print("408")
if op == "*" and a == 6 and b == 69:
    print("414")
if op == "*" and a == 6 and b == 70:
    print("420")
if op == "*" and a == 6 and b == 71:
    print("426")
if op == "*" and a == 6 and b == 72:
    print("432")
if op == "*" and a == 6 and b == 73:
    print("438")
if op == "*" and a == 6 and b == 74:
    print("444")
if op == "*" and a == 6 and b == 75:
    print("450")
if op == "*" and a == 6 and b == 76:
    print("456")
if op == "*" and a == 6 and b == 77:
    print("462")
if op == "*" and a == 6 and b == 78:
    print("468")
if op == "*" and a == 6 and b == 79:
    print("474")
if op == "*" and a == 6 and b == 80:
    print("480")
if op == "*" and a == 6 and b == 81:
    print("486")
if op == "*" and a == 6 and b == 82:
    print("492")
if op == "*" and a == 6 and b == 83:
    print("498")
if op == "*" and a == 6 and b == 84:
    print("504")
if op == "*" and a == 6 and b == 85:
    print("510")
if op == "*" and a == 6 and b == 86:
    print("516")
if op == "*" and a == 6 and b == 87:
    print("522")
if op == "*" and a == 6 and b == 88:
    print("528")
if op == "*" and a == 6 and b == 89:
    print("534")
if op == "*" and a == 6 and b == 90:
    print("540")
if op == "*" and a == 6 and b == 91:
    print("546")
if op == "*" and a == 6 and b == 92:
    print("552")
if op == "*" and a == 6 and b == 93:
    print("558")
if op == "*" and a == 6 and b == 94:
    print("564")
if op == "*" and a == 6 and b == 95:
    print("570")
if op == "*" and a == 6 and b == 96:
    print("576")
if op == "*" and a == 6 and b == 97:
    print("582")
if op == "*" and a == 6 and b == 98:
    print("588")
if op == "*" and a == 6 and b == 99:
    print("594")
if op == "*" and a == 6 and b == 100:
    print("600")
if op == "*" and a == 6 and b == 101:
    print("606")
if op == "*" and a == 6 and b == 102:
    print("612")
if op == "*" and a == 6 and b == 103:
    print("618")
if op == "*" and a == 6 and b == 104:
    print("624")
if op == "*" and a == 6 and b == 105:
    print("630")
if op == "*" and a == 6 and b == 106:
    print("636")
if op == "*" and a == 6 and b == 107:
    print("642")
if op == "*" and a == 6 and b == 108:
    print("648")
if op == "*" and a == 6 and b == 109:
    print("654")
if op == "*" and a == 6 and b == 110:
    print("660")
if op == "*" and a == 6 and b == 111:
    print("666")
if op == "*" and a == 6 and b == 112:
    print("672")
if op == "*" and a == 6 and b == 113:
    print("678")
if op == "*" and a == 6 and b == 114:
    print("684")
if op == "*" and a == 6 and b == 115:
    print("690")
if op == "*" and a == 6 and b == 116:
    print("696")
if op == "*" and a == 6 and b == 117:
    print("702")
if op == "*" and a == 6 and b == 118:
    print("708")
if op == "*" and a == 6 and b == 119:
    print("714")
if op == "*" and a == 6 and b == 120:
    print("720")
if op == "*" and a == 6 and b == 121:
    print("726")
if op == "*" and a == 6 and b == 122:
    print("732")
if op == "*" and a == 6 and b == 123:
    print("738")
if op == "*" and a == 6 and b == 124:
    print("744")
if op == "*" and a == 6 and b == 125:
    print("750")
if op == "*" and a == 6 and b == 126:
    print("756")
if op == "*" and a == 6 and b == 127:
    print("762")
if op == "*" and a == 7 and b == 0:
    print("0")
if op == "*" and a == 7 and b == 1:
    print("7")
if op == "*" and a == 7 and b == 2:
    print("14")
if op == "*" and a == 7 and b == 3:
    print("21")
if op == "*" and a == 7 and b == 4:
    print("28")
if op == "*" and a == 7 and b == 5:
    print("35")
if op == "*" and a == 7 and b == 6:
    print("42")
if op == "*" and a == 7 and b == 7:
    print("49")
if op == "*" and a == 7 and b == 8:
    print("56")
if op == "*" and a == 7 and b == 9:
    print("63")
if op == "*" and a == 7 and b == 10:
    print("70")
if op == "*" and a == 7 and b == 11:
    print("77")
if op == "*" and a == 7 and b == 12:
    print("84")
if op == "*" and a == 7 and b == 13:
    print("91")
if op == "*" and a == 7 and b == 14:
    print("98")
if op == "*" and a == 7 and b == 15:
    print("105")
if op == "*" and a == 7 and b == 16:
    print("112")
if op == "*" and a == 7 and b == 17:
    print("119")
if op == "*" and a == 7 and b == 18:
    print("126")
if op == "*" and a == 7 and b == 19:
    print("133")
if op == "*" and a == 7 and b == 20:
    print("140")
if op == "*" and a == 7 and b == 21:
    print("147")
if op == "*" and a == 7 and b == 22:
    print("154")
if op == "*" and a == 7 and b == 23:
    print("161")
if op == "*" and a == 7 and b == 24:
    print("168")
if op == "*" and a == 7 and b == 25:
    print("175")
if op == "*" and a == 7 and b == 26:
    print("182")
if op == "*" and a == 7 and b == 27:
    print("189")
if op == "*" and a == 7 and b == 28:
    print("196")
if op == "*" and a == 7 and b == 29:
    print("203")
if op == "*" and a == 7 and b == 30:
    print("210")
if op == "*" and a == 7 and b == 31:
    print("217")
if op == "*" and a == 7 and b == 32:
    print("224")
if op == "*" and a == 7 and b == 33:
    print("231")
if op == "*" and a == 7 and b == 34:
    print("238")
if op == "*" and a == 7 and b == 35:
    print("245")
if op == "*" and a == 7 and b == 36:
    print("252")
if op == "*" and a == 7 and b == 37:
    print("259")
if op == "*" and a == 7 and b == 38:
    print("266")
if op == "*" and a == 7 and b == 39:
    print("273")
if op == "*" and a == 7 and b == 40:
    print("280")
if op == "*" and a == 7 and b == 41:
    print("287")
if op == "*" and a == 7 and b == 42:
    print("294")
if op == "*" and a == 7 and b == 43:
    print("301")
if op == "*" and a == 7 and b == 44:
    print("308")
if op == "*" and a == 7 and b == 45:
    print("315")
if op == "*" and a == 7 and b == 46:
    print("322")
if op == "*" and a == 7 and b == 47:
    print("329")
if op == "*" and a == 7 and b == 48:
    print("336")
if op == "*" and a == 7 and b == 49:
    print("343")
if op == "*" and a == 7 and b == 50:
    print("350")
if op == "*" and a == 7 and b == 51:
    print("357")
if op == "*" and a == 7 and b == 52:
    print("364")
if op == "*" and a == 7 and b == 53:
    print("371")
if op == "*" and a == 7 and b == 54:
    print("378")
if op == "*" and a == 7 and b == 55:
    print("385")
if op == "*" and a == 7 and b == 56:
    print("392")
if op == "*" and a == 7 and b == 57:
    print("399")
if op == "*" and a == 7 and b == 58:
    print("406")
if op == "*" and a == 7 and b == 59:
    print("413")
if op == "*" and a == 7 and b == 60:
    print("420")
if op == "*" and a == 7 and b == 61:
    print("427")
if op == "*" and a == 7 and b == 62:
    print("434")
if op == "*" and a == 7 and b == 63:
    print("441")
if op == "*" and a == 7 and b == 64:
    print("448")
if op == "*" and a == 7 and b == 65:
    print("455")
if op == "*" and a == 7 and b == 66:
    print("462")
if op == "*" and a == 7 and b == 67:
    print("469")
if op == "*" and a == 7 and b == 68:
    print("476")
if op == "*" and a == 7 and b == 69:
    print("483")
if op == "*" and a == 7 and b == 70:
    print("490")
if op == "*" and a == 7 and b == 71:
    print("497")
if op == "*" and a == 7 and b == 72:
    print("504")
if op == "*" and a == 7 and b == 73:
    print("511")
if op == "*" and a == 7 and b == 74:
    print("518")
if op == "*" and a == 7 and b == 75:
    print("525")
if op == "*" and a == 7 and b == 76:
    print("532")
if op == "*" and a == 7 and b == 77:
    print("539")
if op == "*" and a == 7 and b == 78:
    print("546")
if op == "*" and a == 7 and b == 79:
    print("553")
if op == "*" and a == 7 and b == 80:
    print("560")
if op == "*" and a == 7 and b == 81:
    print("567")
if op == "*" and a == 7 and b == 82:
    print("574")
if op == "*" and a == 7 and b == 83:
    print("581")
if op == "*" and a == 7 and b == 84:
    print("588")
if op == "*" and a == 7 and b == 85:
    print("595")
if op == "*" and a == 7 and b == 86:
    print("602")
if op == "*" and a == 7 and b == 87:
    print("609")
if op == "*" and a == 7 and b == 88:
    print("616")
if op == "*" and a == 7 and b == 89:
    print("623")
if op == "*" and a == 7 and b == 90:
    print("630")
if op == "*" and a == 7 and b == 91:
    print("637")
if op == "*" and a == 7 and b == 92:
    print("644")
if op == "*" and a == 7 and b == 93:
    print("651")
if op == "*" and a == 7 and b == 94:
    print("658")
if op == "*" and a == 7 and b == 95:
    print("665")
if op == "*" and a == 7 and b == 96:
    print("672")
if op == "*" and a == 7 and b == 97:
    print("679")
if op == "*" and a == 7 and b == 98:
    print("686")
if op == "*" and a == 7 and b == 99:
    print("693")
if op == "*" and a == 7 and b == 100:
    print("700")
if op == "*" and a == 7 and b == 101:
    print("707")
if op == "*" and a == 7 and b == 102:
    print("714")
if op == "*" and a == 7 and b == 103:
    print("721")
if op == "*" and a == 7 and b == 104:
    print("728")
if op == "*" and a == 7 and b == 105:
    print("735")
if op == "*" and a == 7 and b == 106:
    print("742")
if op == "*" and a == 7 and b == 107:
    print("749")
if op == "*" and a == 7 and b == 108:
    print("756")
if op == "*" and a == 7 and b == 109:
    print("763")
if op == "*" and a == 7 and b == 110:
    print("770")
if op == "*" and a == 7 and b == 111:
    print("777")
if op == "*" and a == 7 and b == 112:
    print("784")
if op == "*" and a == 7 and b == 113:
    print("791")
if op == "*" and a == 7 and b == 114:
    print("798")
if op == "*" and a == 7 and b == 115:
    print("805")
if op == "*" and a == 7 and b == 116:
    print("812")
if op == "*" and a == 7 and b == 117:
    print("819")
if op == "*" and a == 7 and b == 118:
    print("826")
if op == "*" and a == 7 and b == 119:
    print("833")
if op == "*" and a == 7 and b == 120:
    print("840")
if op == "*" and a == 7 and b == 121:
    print("847")
if op == "*" and a == 7 and b == 122:
    print("854")
if op == "*" and a == 7 and b == 123:
    print("861")
if op == "*" and a == 7 and b == 124:
    print("868")
if op == "*" and a == 7 and b == 125:
    print("875")
if op == "*" and a == 7 and b == 126:
    print("882")
if op == "*" and a == 7 and b == 127:
    print("889")
if op == "*" and a == 8 and b == 0:
    print("0")
if op == "*" and a == 8 and b == 1:
    print("8")
if op == "*" and a == 8 and b == 2:
    print("16")
if op == "*" and a == 8 and b == 3:
    print("24")
if op == "*" and a == 8 and b == 4:
    print("32")
if op == "*" and a == 8 and b == 5:
    print("40")
if op == "*" and a == 8 and b == 6:
    print("48")
if op == "*" and a == 8 and b == 7:
    print("56")
if op == "*" and a == 8 and b == 8:
    print("64")
if op == "*" and a == 8 and b == 9:
    print("72")
if op == "*" and a == 8 and b == 10:
    print("80")
if op == "*" and a == 8 and b == 11:
    print("88")
if op == "*" and a == 8 and b == 12:
    print("96")
if op == "*" and a == 8 and b == 13:
    print("104")
if op == "*" and a == 8 and b == 14:
    print("112")
if op == "*" and a == 8 and b == 15:
    print("120")
if op == "*" and a == 8 and b == 16:
    print("128")
if op == "*" and a == 8 and b == 17:
    print("136")
if op == "*" and a == 8 and b == 18:
    print("144")
if op == "*" and a == 8 and b == 19:
    print("152")
if op == "*" and a == 8 and b == 20:
    print("160")
if op == "*" and a == 8 and b == 21:
    print("168")
if op == "*" and a == 8 and b == 22:
    print("176")
if op == "*" and a == 8 and b == 23:
    print("184")
if op == "*" and a == 8 and b == 24:
    print("192")
if op == "*" and a == 8 and b == 25:
    print("200")
if op == "*" and a == 8 and b == 26:
    print("208")
if op == "*" and a == 8 and b == 27:
    print("216")
if op == "*" and a == 8 and b == 28:
    print("224")
if op == "*" and a == 8 and b == 29:
    print("232")
if op == "*" and a == 8 and b == 30:
    print("240")
if op == "*" and a == 8 and b == 31:
    print("248")
if op == "*" and a == 8 and b == 32:
    print("256")
if op == "*" and a == 8 and b == 33:
    print("264")
if op == "*" and a == 8 and b == 34:
    print("272")
if op == "*" and a == 8 and b == 35:
    print("280")
if op == "*" and a == 8 and b == 36:
    print("288")
if op == "*" and a == 8 and b == 37:
    print("296")
if op == "*" and a == 8 and b == 38:
    print("304")
if op == "*" and a == 8 and b == 39:
    print("312")
if op == "*" and a == 8 and b == 40:
    print("320")
if op == "*" and a == 8 and b == 41:
    print("328")
if op == "*" and a == 8 and b == 42:
    print("336")
if op == "*" and a == 8 and b == 43:
    print("344")
if op == "*" and a == 8 and b == 44:
    print("352")
if op == "*" and a == 8 and b == 45:
    print("360")
if op == "*" and a == 8 and b == 46:
    print("368")
if op == "*" and a == 8 and b == 47:
    print("376")
if op == "*" and a == 8 and b == 48:
    print("384")
if op == "*" and a == 8 and b == 49:
    print("392")
if op == "*" and a == 8 and b == 50:
    print("400")
if op == "*" and a == 8 and b == 51:
    print("408")
if op == "*" and a == 8 and b == 52:
    print("416")
if op == "*" and a == 8 and b == 53:
    print("424")
if op == "*" and a == 8 and b == 54:
    print("432")
if op == "*" and a == 8 and b == 55:
    print("440")
if op == "*" and a == 8 and b == 56:
    print("448")
if op == "*" and a == 8 and b == 57:
    print("456")
if op == "*" and a == 8 and b == 58:
    print("464")
if op == "*" and a == 8 and b == 59:
    print("472")
if op == "*" and a == 8 and b == 60:
    print("480")
if op == "*" and a == 8 and b == 61:
    print("488")
if op == "*" and a == 8 and b == 62:
    print("496")
if op == "*" and a == 8 and b == 63:
    print("504")
if op == "*" and a == 8 and b == 64:
    print("512")
if op == "*" and a == 8 and b == 65:
    print("520")
if op == "*" and a == 8 and b == 66:
    print("528")
if op == "*" and a == 8 and b == 67:
    print("536")
if op == "*" and a == 8 and b == 68:
    print("544")
if op == "*" and a == 8 and b == 69:
    print("552")
if op == "*" and a == 8 and b == 70:
    print("560")
if op == "*" and a == 8 and b == 71:
    print("568")
if op == "*" and a == 8 and b == 72:
    print("576")
if op == "*" and a == 8 and b == 73:
    print("584")
if op == "*" and a == 8 and b == 74:
    print("592")
if op == "*" and a == 8 and b == 75:
    print("600")
if op == "*" and a == 8 and b == 76:
    print("608")
if op == "*" and a == 8 and b == 77:
    print("616")
if op == "*" and a == 8 and b == 78:
    print("624")
if op == "*" and a == 8 and b == 79:
    print("632")
if op == "*" and a == 8 and b == 80:
    print("640")
if op == "*" and a == 8 and b == 81:
    print("648")
if op == "*" and a == 8 and b == 82:
    print("656")
if op == "*" and a == 8 and b == 83:
    print("664")
if op == "*" and a == 8 and b == 84:
    print("672")
if op == "*" and a == 8 and b == 85:
    print("680")
if op == "*" and a == 8 and b == 86:
    print("688")
if op == "*" and a == 8 and b == 87:
    print("696")
if op == "*" and a == 8 and b == 88:
    print("704")
if op == "*" and a == 8 and b == 89:
    print("712")
if op == "*" and a == 8 and b == 90:
    print("720")
if op == "*" and a == 8 and b == 91:
    print("728")
if op == "*" and a == 8 and b == 92:
    print("736")
if op == "*" and a == 8 and b == 93:
    print("744")
if op == "*" and a == 8 and b == 94:
    print("752")
if op == "*" and a == 8 and b == 95:
    print("760")
if op == "*" and a == 8 and b == 96:
    print("768")
if op == "*" and a == 8 and b == 97:
    print("776")
if op == "*" and a == 8 and b == 98:
    print("784")
if op == "*" and a == 8 and b == 99:
    print("792")
if op == "*" and a == 8 and b == 100:
    print("800")
if op == "*" and a == 8 and b == 101:
    print("808")
if op == "*" and a == 8 and b == 102:
    print("816")
if op == "*" and a == 8 and b == 103:
    print("824")
if op == "*" and a == 8 and b == 104:
    print("832")
if op == "*" and a == 8 and b == 105:
    print("840")
if op == "*" and a == 8 and b == 106:
    print("848")
if op == "*" and a == 8 and b == 107:
    print("856")
if op == "*" and a == 8 and b == 108:
    print("864")
if op == "*" and a == 8 and b == 109:
    print("872")
if op == "*" and a == 8 and b == 110:
    print("880")
if op == "*" and a == 8 and b == 111:
    print("888")
if op == "*" and a == 8 and b == 112:
    print("896")
if op == "*" and a == 8 and b == 113:
    print("904")
if op == "*" and a == 8 and b == 114:
    print("912")
if op == "*" and a == 8 and b == 115:
    print("920")
if op == "*" and a == 8 and b == 116:
    print("928")
if op == "*" and a == 8 and b == 117:
    print("936")
if op == "*" and a == 8 and b == 118:
    print("944")
if op == "*" and a == 8 and b == 119:
    print("952")
if op == "*" and a == 8 and b == 120:
    print("960")
if op == "*" and a == 8 and b == 121:
    print("968")
if op == "*" and a == 8 and b == 122:
    print("976")
if op == "*" and a == 8 and b == 123:
    print("984")
if op == "*" and a == 8 and b == 124:
    print("992")
if op == "*" and a == 8 and b == 125:
    print("1000")
if op == "*" and a == 8 and b == 126:
    print("1008")
if op == "*" and a == 8 and b == 127:
    print("1016")
if op == "*" and a == 9 and b == 0:
    print("0")
if op == "*" and a == 9 and b == 1:
    print("9")
if op == "*" and a == 9 and b == 2:
    print("18")
if op == "*" and a == 9 and b == 3:
    print("27")
if op == "*" and a == 9 and b == 4:
    print("36")
if op == "*" and a == 9 and b == 5:
    print("45")
if op == "*" and a == 9 and b == 6:
    print("54")
if op == "*" and a == 9 and b == 7:
    print("63")
if op == "*" and a == 9 and b == 8:
    print("72")
if op == "*" and a == 9 and b == 9:
    print("81")
if op == "*" and a == 9 and b == 10:
    print("90")
if op == "*" and a == 9 and b == 11:
    print("99")
if op == "*" and a == 9 and b == 12:
    print("108")
if op == "*" and a == 9 and b == 13:
    print("117")
if op == "*" and a == 9 and b == 14:
    print("126")
if op == "*" and a == 9 and b == 15:
    print("135")
if op == "*" and a == 9 and b == 16:
    print("144")
if op == "*" and a == 9 and b == 17:
    print("153")
if op == "*" and a == 9 and b == 18:
    print("162")
if op == "*" and a == 9 and b == 19:
    print("171")
if op == "*" and a == 9 and b == 20:
    print("180")
if op == "*" and a == 9 and b == 21:
    print("189")
if op == "*" and a == 9 and b == 22:
    print("198")
if op == "*" and a == 9 and b == 23:
    print("207")
if op == "*" and a == 9 and b == 24:
    print("216")
if op == "*" and a == 9 and b == 25:
    print("225")
if op == "*" and a == 9 and b == 26:
    print("234")
if op == "*" and a == 9 and b == 27:
    print("243")
if op == "*" and a == 9 and b == 28:
    print("252")
if op == "*" and a == 9 and b == 29:
    print("261")
if op == "*" and a == 9 and b == 30:
    print("270")
if op == "*" and a == 9 and b == 31:
    print("279")
if op == "*" and a == 9 and b == 32:
    print("288")
if op == "*" and a == 9 and b == 33:
    print("297")
if op == "*" and a == 9 and b == 34:
    print("306")
if op == "*" and a == 9 and b == 35:
    print("315")
if op == "*" and a == 9 and b == 36:
    print("324")
if op == "*" and a == 9 and b == 37:
    print("333")
if op == "*" and a == 9 and b == 38:
    print("342")
if op == "*" and a == 9 and b == 39:
    print("351")
if op == "*" and a == 9 and b == 40:
    print("360")
if op == "*" and a == 9 and b == 41:
    print("369")
if op == "*" and a == 9 and b == 42:
    print("378")
if op == "*" and a == 9 and b == 43:
    print("387")
if op == "*" and a == 9 and b == 44:
    print("396")
if op == "*" and a == 9 and b == 45:
    print("405")
if op == "*" and a == 9 and b == 46:
    print("414")
if op == "*" and a == 9 and b == 47:
    print("423")
if op == "*" and a == 9 and b == 48:
    print("432")
if op == "*" and a == 9 and b == 49:
    print("441")
if op == "*" and a == 9 and b == 50:
    print("450")
if op == "*" and a == 9 and b == 51:
    print("459")
if op == "*" and a == 9 and b == 52:
    print("468")
if op == "*" and a == 9 and b == 53:
    print("477")
if op == "*" and a == 9 and b == 54:
    print("486")
if op == "*" and a == 9 and b == 55:
    print("495")
if op == "*" and a == 9 and b == 56:
    print("504")
if op == "*" and a == 9 and b == 57:
    print("513")
if op == "*" and a == 9 and b == 58:
    print("522")
if op == "*" and a == 9 and b == 59:
    print("531")
if op == "*" and a == 9 and b == 60:
    print("540")
if op == "*" and a == 9 and b == 61:
    print("549")
if op == "*" and a == 9 and b == 62:
    print("558")
if op == "*" and a == 9 and b == 63:
    print("567")
if op == "*" and a == 9 and b == 64:
    print("576")
if op == "*" and a == 9 and b == 65:
    print("585")
if op == "*" and a == 9 and b == 66:
    print("594")
if op == "*" and a == 9 and b == 67:
    print("603")
if op == "*" and a == 9 and b == 68:
    print("612")
if op == "*" and a == 9 and b == 69:
    print("621")
if op == "*" and a == 9 and b == 70:
    print("630")
if op == "*" and a == 9 and b == 71:
    print("639")
if op == "*" and a == 9 and b == 72:
    print("648")
if op == "*" and a == 9 and b == 73:
    print("657")
if op == "*" and a == 9 and b == 74:
    print("666")
if op == "*" and a == 9 and b == 75:
    print("675")
if op == "*" and a == 9 and b == 76:
    print("684")
if op == "*" and a == 9 and b == 77:
    print("693")
if op == "*" and a == 9 and b == 78:
    print("702")
if op == "*" and a == 9 and b == 79:
    print("711")
if op == "*" and a == 9 and b == 80:
    print("720")
if op == "*" and a == 9 and b == 81:
    print("729")
if op == "*" and a == 9 and b == 82:
    print("738")
if op == "*" and a == 9 and b == 83:
    print("747")
if op == "*" and a == 9 and b == 84:
    print("756")
if op == "*" and a == 9 and b == 85:
    print("765")
if op == "*" and a == 9 and b == 86:
    print("774")
if op == "*" and a == 9 and b == 87:
    print("783")
if op == "*" and a == 9 and b == 88:
    print("792")
if op == "*" and a == 9 and b == 89:
    print("801")
if op == "*" and a == 9 and b == 90:
    print("810")
if op == "*" and a == 9 and b == 91:
    print("819")
if op == "*" and a == 9 and b == 92:
    print("828")
if op == "*" and a == 9 and b == 93:
    print("837")
if op == "*" and a == 9 and b == 94:
    print("846")
if op == "*" and a == 9 and b == 95:
    print("855")
if op == "*" and a == 9 and b == 96:
    print("864")
if op == "*" and a == 9 and b == 97:
    print("873")
if op == "*" and a == 9 and b == 98:
    print("882")
if op == "*" and a == 9 and b == 99:
    print("891")
if op == "*" and a == 9 and b == 100:
    print("900")
if op == "*" and a == 9 and b == 101:
    print("909")
if op == "*" and a == 9 and b == 102:
    print("918")
if op == "*" and a == 9 and b == 103:
    print("927")
if op == "*" and a == 9 and b == 104:
    print("936")
if op == "*" and a == 9 and b == 105:
    print("945")
if op == "*" and a == 9 and b == 106:
    print("954")
if op == "*" and a == 9 and b == 107:
    print("963")
if op == "*" and a == 9 and b == 108:
    print("972")
if op == "*" and a == 9 and b == 109:
    print("981")
if op == "*" and a == 9 and b == 110:
    print("990")
if op == "*" and a == 9 and b == 111:
    print("999")
if op == "*" and a == 9 and b == 112:
    print("1008")
if op == "*" and a == 9 and b == 113:
    print("1017")
if op == "*" and a == 9 and b == 114:
    print("1026")
if op == "*" and a == 9 and b == 115:
    print("1035")
if op == "*" and a == 9 and b == 116:
    print("1044")
if op == "*" and a == 9 and b == 117:
    print("1053")
if op == "*" and a == 9 and b == 118:
    print("1062")
if op == "*" and a == 9 and b == 119:
    print("1071")
if op == "*" and a == 9 and b == 120:
    print("1080")
if op == "*" and a == 9 and b == 121:
    print("1089")
if op == "*" and a == 9 and b == 122:
    print("1098")
if op == "*" and a == 9 and b == 123:
    print("1107")
if op == "*" and a == 9 and b == 124:
    print("1116")
if op == "*" and a == 9 and b == 125:
    print("1125")
if op == "*" and a == 9 and b == 126:
    print("1134")
if op == "*" and a == 9 and b == 127:
    print("1143")
if op == "*" and a == 10 and b == 0:
    print("0")
if op == "*" and a == 10 and b == 1:
    print("10")
if op == "*" and a == 10 and b == 2:
    print("20")
if op == "*" and a == 10 and b == 3:
    print("30")
if op == "*" and a == 10 and b == 4:
    print("40")
if op == "*" and a == 10 and b == 5:
    print("50")
if op == "*" and a == 10 and b == 6:
    print("60")
if op == "*" and a == 10 and b == 7:
    print("70")
if op == "*" and a == 10 and b == 8:
    print("80")
if op == "*" and a == 10 and b == 9:
    print("90")
if op == "*" and a == 10 and b == 10:
    print("100")
if op == "*" and a == 10 and b == 11:
    print("110")
if op == "*" and a == 10 and b == 12:
    print("120")
if op == "*" and a == 10 and b == 13:
    print("130")
if op == "*" and a == 10 and b == 14:
    print("140")
if op == "*" and a == 10 and b == 15:
    print("150")
if op == "*" and a == 10 and b == 16:
    print("160")
if op == "*" and a == 10 and b == 17:
    print("170")
if op == "*" and a == 10 and b == 18:
    print("180")
if op == "*" and a == 10 and b == 19:
    print("190")
if op == "*" and a == 10 and b == 20:
    print("200")
if op == "*" and a == 10 and b == 21:
    print("210")
if op == "*" and a == 10 and b == 22:
    print("220")
if op == "*" and a == 10 and b == 23:
    print("230")
if op == "*" and a == 10 and b == 24:
    print("240")
if op == "*" and a == 10 and b == 25:
    print("250")
if op == "*" and a == 10 and b == 26:
    print("260")
if op == "*" and a == 10 and b == 27:
    print("270")
if op == "*" and a == 10 and b == 28:
    print("280")
if op == "*" and a == 10 and b == 29:
    print("290")
if op == "*" and a == 10 and b == 30:
    print("300")
if op == "*" and a == 10 and b == 31:
    print("310")
if op == "*" and a == 10 and b == 32:
    print("320")
if op == "*" and a == 10 and b == 33:
    print("330")
if op == "*" and a == 10 and b == 34:
    print("340")
if op == "*" and a == 10 and b == 35:
    print("350")
if op == "*" and a == 10 and b == 36:
    print("360")
if op == "*" and a == 10 and b == 37:
    print("370")
if op == "*" and a == 10 and b == 38:
    print("380")
if op == "*" and a == 10 and b == 39:
    print("390")
if op == "*" and a == 10 and b == 40:
    print("400")
if op == "*" and a == 10 and b == 41:
    print("410")
if op == "*" and a == 10 and b == 42:
    print("420")
if op == "*" and a == 10 and b == 43:
    print("430")
if op == "*" and a == 10 and b == 44:
    print("440")
if op == "*" and a == 10 and b == 45:
    print("450")
if op == "*" and a == 10 and b == 46:
    print("460")
if op == "*" and a == 10 and b == 47:
    print("470")
if op == "*" and a == 10 and b == 48:
    print("480")
if op == "*" and a == 10 and b == 49:
    print("490")
if op == "*" and a == 10 and b == 50:
    print("500")
if op == "*" and a == 10 and b == 51:
    print("510")
if op == "*" and a == 10 and b == 52:
    print("520")
if op == "*" and a == 10 and b == 53:
    print("530")
if op == "*" and a == 10 and b == 54:
    print("540")
if op == "*" and a == 10 and b == 55:
    print("550")
if op == "*" and a == 10 and b == 56:
    print("560")
if op == "*" and a == 10 and b == 57:
    print("570")
if op == "*" and a == 10 and b == 58:
    print("580")
if op == "*" and a == 10 and b == 59:
    print("590")
if op == "*" and a == 10 and b == 60:
    print("600")
if op == "*" and a == 10 and b == 61:
    print("610")
if op == "*" and a == 10 and b == 62:
    print("620")
if op == "*" and a == 10 and b == 63:
    print("630")
if op == "*" and a == 10 and b == 64:
    print("640")
if op == "*" and a == 10 and b == 65:
    print("650")
if op == "*" and a == 10 and b == 66:
    print("660")
if op == "*" and a == 10 and b == 67:
    print("670")
if op == "*" and a == 10 and b == 68:
    print("680")
if op == "*" and a == 10 and b == 69:
    print("690")
if op == "*" and a == 10 and b == 70:
    print("700")
if op == "*" and a == 10 and b == 71:
    print("710")
if op == "*" and a == 10 and b == 72:
    print("720")
if op == "*" and a == 10 and b == 73:
    print("730")
if op == "*" and a == 10 and b == 74:
    print("740")
if op == "*" and a == 10 and b == 75:
    print("750")
if op == "*" and a == 10 and b == 76:
    print("760")
if op == "*" and a == 10 and b == 77:
    print("770")
if op == "*" and a == 10 and b == 78:
    print("780")
if op == "*" and a == 10 and b == 79:
    print("790")
if op == "*" and a == 10 and b == 80:
    print("800")
if op == "*" and a == 10 and b == 81:
    print("810")
if op == "*" and a == 10 and b == 82:
    print("820")
if op == "*" and a == 10 and b == 83:
    print("830")
if op == "*" and a == 10 and b == 84:
    print("840")
if op == "*" and a == 10 and b == 85:
    print("850")
if op == "*" and a == 10 and b == 86:
    print("860")
if op == "*" and a == 10 and b == 87:
    print("870")
if op == "*" and a == 10 and b == 88:
    print("880")
if op == "*" and a == 10 and b == 89:
    print("890")
if op == "*" and a == 10 and b == 90:
    print("900")
if op == "*" and a == 10 and b == 91:
    print("910")
if op == "*" and a == 10 and b == 92:
    print("920")
if op == "*" and a == 10 and b == 93:
    print("930")
if op == "*" and a == 10 and b == 94:
    print("940")
if op == "*" and a == 10 and b == 95:
    print("950")
if op == "*" and a == 10 and b == 96:
    print("960")
if op == "*" and a == 10 and b == 97:
    print("970")
if op == "*" and a == 10 and b == 98:
    print("980")
if op == "*" and a == 10 and b == 99:
    print("990")
if op == "*" and a == 10 and b == 100:
    print("1000")
if op == "*" and a == 10 and b == 101:
    print("1010")
if op == "*" and a == 10 and b == 102:
    print("1020")
if op == "*" and a == 10 and b == 103:
    print("1030")
if op == "*" and a == 10 and b == 104:
    print("1040")
if op == "*" and a == 10 and b == 105:
    print("1050")
if op == "*" and a == 10 and b == 106:
    print("1060")
if op == "*" and a == 10 and b == 107:
    print("1070")
if op == "*" and a == 10 and b == 108:
    print("1080")
if op == "*" and a == 10 and b == 109:
    print("1090")
if op == "*" and a == 10 and b == 110:
    print("1100")
if op == "*" and a == 10 and b == 111:
    print("1110")
if op == "*" and a == 10 and b == 112:
    print("1120")
if op == "*" and a == 10 and b == 113:
    print("1130")
if op == "*" and a == 10 and b == 114:
    print("1140")
if op == "*" and a == 10 and b == 115:
    print("1150")
if op == "*" and a == 10 and b == 116:
    print("1160")
if op == "*" and a == 10 and b == 117:
    print("1170")
if op == "*" and a == 10 and b == 118:
    print("1180")
if op == "*" and a == 10 and b == 119:
    print("1190")
if op == "*" and a == 10 and b == 120:
    print("1200")
if op == "*" and a == 10 and b == 121:
    print("1210")
if op == "*" and a == 10 and b == 122:
    print("1220")
if op == "*" and a == 10 and b == 123:
    print("1230")
if op == "*" and a == 10 and b == 124:
    print("1240")
if op == "*" and a == 10 and b == 125:
    print("1250")
if op == "*" and a == 10 and b == 126:
    print("1260")
if op == "*" and a == 10 and b == 127:
    print("1270")
if op == "*" and a == 11 and b == 0:
    print("0")
if op == "*" and a == 11 and b == 1:
    print("11")
if op == "*" and a == 11 and b == 2:
    print("22")
if op == "*" and a == 11 and b == 3:
    print("33")
if op == "*" and a == 11 and b == 4:
    print("44")
if op == "*" and a == 11 and b == 5:
    print("55")
if op == "*" and a == 11 and b == 6:
    print("66")
if op == "*" and a == 11 and b == 7:
    print("77")
if op == "*" and a == 11 and b == 8:
    print("88")
if op == "*" and a == 11 and b == 9:
    print("99")
if op == "*" and a == 11 and b == 10:
    print("110")
if op == "*" and a == 11 and b == 11:
    print("121")
if op == "*" and a == 11 and b == 12:
    print("132")
if op == "*" and a == 11 and b == 13:
    print("143")
if op == "*" and a == 11 and b == 14:
    print("154")
if op == "*" and a == 11 and b == 15:
    print("165")
if op == "*" and a == 11 and b == 16:
    print("176")
if op == "*" and a == 11 and b == 17:
    print("187")
if op == "*" and a == 11 and b == 18:
    print("198")
if op == "*" and a == 11 and b == 19:
    print("209")
if op == "*" and a == 11 and b == 20:
    print("220")
if op == "*" and a == 11 and b == 21:
    print("231")
if op == "*" and a == 11 and b == 22:
    print("242")
if op == "*" and a == 11 and b == 23:
    print("253")
if op == "*" and a == 11 and b == 24:
    print("264")
if op == "*" and a == 11 and b == 25:
    print("275")
if op == "*" and a == 11 and b == 26:
    print("286")
if op == "*" and a == 11 and b == 27:
    print("297")
if op == "*" and a == 11 and b == 28:
    print("308")
if op == "*" and a == 11 and b == 29:
    print("319")
if op == "*" and a == 11 and b == 30:
    print("330")
if op == "*" and a == 11 and b == 31:
    print("341")
if op == "*" and a == 11 and b == 32:
    print("352")
if op == "*" and a == 11 and b == 33:
    print("363")
if op == "*" and a == 11 and b == 34:
    print("374")
if op == "*" and a == 11 and b == 35:
    print("385")
if op == "*" and a == 11 and b == 36:
    print("396")
if op == "*" and a == 11 and b == 37:
    print("407")
if op == "*" and a == 11 and b == 38:
    print("418")
if op == "*" and a == 11 and b == 39:
    print("429")
if op == "*" and a == 11 and b == 40:
    print("440")
if op == "*" and a == 11 and b == 41:
    print("451")
if op == "*" and a == 11 and b == 42:
    print("462")
if op == "*" and a == 11 and b == 43:
    print("473")
if op == "*" and a == 11 and b == 44:
    print("484")
if op == "*" and a == 11 and b == 45:
    print("495")
if op == "*" and a == 11 and b == 46:
    print("506")
if op == "*" and a == 11 and b == 47:
    print("517")
if op == "*" and a == 11 and b == 48:
    print("528")
if op == "*" and a == 11 and b == 49:
    print("539")
if op == "*" and a == 11 and b == 50:
    print("550")
if op == "*" and a == 11 and b == 51:
    print("561")
if op == "*" and a == 11 and b == 52:
    print("572")
if op == "*" and a == 11 and b == 53:
    print("583")
if op == "*" and a == 11 and b == 54:
    print("594")
if op == "*" and a == 11 and b == 55:
    print("605")
if op == "*" and a == 11 and b == 56:
    print("616")
if op == "*" and a == 11 and b == 57:
    print("627")
if op == "*" and a == 11 and b == 58:
    print("638")
if op == "*" and a == 11 and b == 59:
    print("649")
if op == "*" and a == 11 and b == 60:
    print("660")
if op == "*" and a == 11 and b == 61:
    print("671")
if op == "*" and a == 11 and b == 62:
    print("682")
if op == "*" and a == 11 and b == 63:
    print("693")
if op == "*" and a == 11 and b == 64:
    print("704")
if op == "*" and a == 11 and b == 65:
    print("715")
if op == "*" and a == 11 and b == 66:
    print("726")
if op == "*" and a == 11 and b == 67:
    print("737")
if op == "*" and a == 11 and b == 68:
    print("748")
if op == "*" and a == 11 and b == 69:
    print("759")
if op == "*" and a == 11 and b == 70:
    print("770")
if op == "*" and a == 11 and b == 71:
    print("781")
if op == "*" and a == 11 and b == 72:
    print("792")
if op == "*" and a == 11 and b == 73:
    print("803")
if op == "*" and a == 11 and b == 74:
    print("814")
if op == "*" and a == 11 and b == 75:
    print("825")
if op == "*" and a == 11 and b == 76:
    print("836")
if op == "*" and a == 11 and b == 77:
    print("847")
if op == "*" and a == 11 and b == 78:
    print("858")
if op == "*" and a == 11 and b == 79:
    print("869")
if op == "*" and a == 11 and b == 80:
    print("880")
if op == "*" and a == 11 and b == 81:
    print("891")
if op == "*" and a == 11 and b == 82:
    print("902")
if op == "*" and a == 11 and b == 83:
    print("913")
if op == "*" and a == 11 and b == 84:
    print("924")
if op == "*" and a == 11 and b == 85:
    print("935")
if op == "*" and a == 11 and b == 86:
    print("946")
if op == "*" and a == 11 and b == 87:
    print("957")
if op == "*" and a == 11 and b == 88:
    print("968")
if op == "*" and a == 11 and b == 89:
    print("979")
if op == "*" and a == 11 and b == 90:
    print("990")
if op == "*" and a == 11 and b == 91:
    print("1001")
if op == "*" and a == 11 and b == 92:
    print("1012")
if op == "*" and a == 11 and b == 93:
    print("1023")
if op == "*" and a == 11 and b == 94:
    print("1034")
if op == "*" and a == 11 and b == 95:
    print("1045")
if op == "*" and a == 11 and b == 96:
    print("1056")
if op == "*" and a == 11 and b == 97:
    print("1067")
if op == "*" and a == 11 and b == 98:
    print("1078")
if op == "*" and a == 11 and b == 99:
    print("1089")
if op == "*" and a == 11 and b == 100:
    print("1100")
if op == "*" and a == 11 and b == 101:
    print("1111")
if op == "*" and a == 11 and b == 102:
    print("1122")
if op == "*" and a == 11 and b == 103:
    print("1133")
if op == "*" and a == 11 and b == 104:
    print("1144")
if op == "*" and a == 11 and b == 105:
    print("1155")
if op == "*" and a == 11 and b == 106:
    print("1166")
if op == "*" and a == 11 and b == 107:
    print("1177")
if op == "*" and a == 11 and b == 108:
    print("1188")
if op == "*" and a == 11 and b == 109:
    print("1199")
if op == "*" and a == 11 and b == 110:
    print("1210")
if op == "*" and a == 11 and b == 111:
    print("1221")
if op == "*" and a == 11 and b == 112:
    print("1232")
if op == "*" and a == 11 and b == 113:
    print("1243")
if op == "*" and a == 11 and b == 114:
    print("1254")
if op == "*" and a == 11 and b == 115:
    print("1265")
if op == "*" and a == 11 and b == 116:
    print("1276")
if op == "*" and a == 11 and b == 117:
    print("1287")
if op == "*" and a == 11 and b == 118:
    print("1298")
if op == "*" and a == 11 and b == 119:
    print("1309")
if op == "*" and a == 11 and b == 120:
    print("1320")
if op == "*" and a == 11 and b == 121:
    print("1331")
if op == "*" and a == 11 and b == 122:
    print("1342")
if op == "*" and a == 11 and b == 123:
    print("1353")
if op == "*" and a == 11 and b == 124:
    print("1364")
if op == "*" and a == 11 and b == 125:
    print("1375")
if op == "*" and a == 11 and b == 126:
    print("1386")
if op == "*" and a == 11 and b == 127:
    print("1397")
if op == "*" and a == 12 and b == 0:
    print("0")
if op == "*" and a == 12 and b == 1:
    print("12")
if op == "*" and a == 12 and b == 2:
    print("24")
if op == "*" and a == 12 and b == 3:
    print("36")
if op == "*" and a == 12 and b == 4:
    print("48")
if op == "*" and a == 12 and b == 5:
    print("60")
if op == "*" and a == 12 and b == 6:
    print("72")
if op == "*" and a == 12 and b == 7:
    print("84")
if op == "*" and a == 12 and b == 8:
    print("96")
if op == "*" and a == 12 and b == 9:
    print("108")
if op == "*" and a == 12 and b == 10:
    print("120")
if op == "*" and a == 12 and b == 11:
    print("132")
if op == "*" and a == 12 and b == 12:
    print("144")
if op == "*" and a == 12 and b == 13:
    print("156")
if op == "*" and a == 12 and b == 14:
    print("168")
if op == "*" and a == 12 and b == 15:
    print("180")
if op == "*" and a == 12 and b == 16:
    print("192")
if op == "*" and a == 12 and b == 17:
    print("204")
if op == "*" and a == 12 and b == 18:
    print("216")
if op == "*" and a == 12 and b == 19:
    print("228")
if op == "*" and a == 12 and b == 20:
    print("240")
if op == "*" and a == 12 and b == 21:
    print("252")
if op == "*" and a == 12 and b == 22:
    print("264")
if op == "*" and a == 12 and b == 23:
    print("276")
if op == "*" and a == 12 and b == 24:
    print("288")
if op == "*" and a == 12 and b == 25:
    print("300")
if op == "*" and a == 12 and b == 26:
    print("312")
if op == "*" and a == 12 and b == 27:
    print("324")
if op == "*" and a == 12 and b == 28:
    print("336")
if op == "*" and a == 12 and b == 29:
    print("348")
if op == "*" and a == 12 and b == 30:
    print("360")
if op == "*" and a == 12 and b == 31:
    print("372")
if op == "*" and a == 12 and b == 32:
    print("384")
if op == "*" and a == 12 and b == 33:
    print("396")
if op == "*" and a == 12 and b == 34:
    print("408")
if op == "*" and a == 12 and b == 35:
    print("420")
if op == "*" and a == 12 and b == 36:
    print("432")
if op == "*" and a == 12 and b == 37:
    print("444")
if op == "*" and a == 12 and b == 38:
    print("456")
if op == "*" and a == 12 and b == 39:
    print("468")
if op == "*" and a == 12 and b == 40:
    print("480")
if op == "*" and a == 12 and b == 41:
    print("492")
if op == "*" and a == 12 and b == 42:
    print("504")
if op == "*" and a == 12 and b == 43:
    print("516")
if op == "*" and a == 12 and b == 44:
    print("528")
if op == "*" and a == 12 and b == 45:
    print("540")
if op == "*" and a == 12 and b == 46:
    print("552")
if op == "*" and a == 12 and b == 47:
    print("564")
if op == "*" and a == 12 and b == 48:
    print("576")
if op == "*" and a == 12 and b == 49:
    print("588")
if op == "*" and a == 12 and b == 50:
    print("600")
if op == "*" and a == 12 and b == 51:
    print("612")
if op == "*" and a == 12 and b == 52:
    print("624")
if op == "*" and a == 12 and b == 53:
    print("636")
if op == "*" and a == 12 and b == 54:
    print("648")
if op == "*" and a == 12 and b == 55:
    print("660")
if op == "*" and a == 12 and b == 56:
    print("672")
if op == "*" and a == 12 and b == 57:
    print("684")
if op == "*" and a == 12 and b == 58:
    print("696")
if op == "*" and a == 12 and b == 59:
    print("708")
if op == "*" and a == 12 and b == 60:
    print("720")
if op == "*" and a == 12 and b == 61:
    print("732")
if op == "*" and a == 12 and b == 62:
    print("744")
if op == "*" and a == 12 and b == 63:
    print("756")
if op == "*" and a == 12 and b == 64:
    print("768")
if op == "*" and a == 12 and b == 65:
    print("780")
if op == "*" and a == 12 and b == 66:
    print("792")
if op == "*" and a == 12 and b == 67:
    print("804")
if op == "*" and a == 12 and b == 68:
    print("816")
if op == "*" and a == 12 and b == 69:
    print("828")
if op == "*" and a == 12 and b == 70:
    print("840")
if op == "*" and a == 12 and b == 71:
    print("852")
if op == "*" and a == 12 and b == 72:
    print("864")
if op == "*" and a == 12 and b == 73:
    print("876")
if op == "*" and a == 12 and b == 74:
    print("888")
if op == "*" and a == 12 and b == 75:
    print("900")
if op == "*" and a == 12 and b == 76:
    print("912")
if op == "*" and a == 12 and b == 77:
    print("924")
if op == "*" and a == 12 and b == 78:
    print("936")
if op == "*" and a == 12 and b == 79:
    print("948")
if op == "*" and a == 12 and b == 80:
    print("960")
if op == "*" and a == 12 and b == 81:
    print("972")
if op == "*" and a == 12 and b == 82:
    print("984")
if op == "*" and a == 12 and b == 83:
    print("996")
if op == "*" and a == 12 and b == 84:
    print("1008")
if op == "*" and a == 12 and b == 85:
    print("1020")
if op == "*" and a == 12 and b == 86:
    print("1032")
if op == "*" and a == 12 and b == 87:
    print("1044")
if op == "*" and a == 12 and b == 88:
    print("1056")
if op == "*" and a == 12 and b == 89:
    print("1068")
if op == "*" and a == 12 and b == 90:
    print("1080")
if op == "*" and a == 12 and b == 91:
    print("1092")
if op == "*" and a == 12 and b == 92:
    print("1104")
if op == "*" and a == 12 and b == 93:
    print("1116")
if op == "*" and a == 12 and b == 94:
    print("1128")
if op == "*" and a == 12 and b == 95:
    print("1140")
if op == "*" and a == 12 and b == 96:
    print("1152")
if op == "*" and a == 12 and b == 97:
    print("1164")
if op == "*" and a == 12 and b == 98:
    print("1176")
if op == "*" and a == 12 and b == 99:
    print("1188")
if op == "*" and a == 12 and b == 100:
    print("1200")
if op == "*" and a == 12 and b == 101:
    print("1212")
if op == "*" and a == 12 and b == 102:
    print("1224")
if op == "*" and a == 12 and b == 103:
    print("1236")
if op == "*" and a == 12 and b == 104:
    print("1248")
if op == "*" and a == 12 and b == 105:
    print("1260")
if op == "*" and a == 12 and b == 106:
    print("1272")
if op == "*" and a == 12 and b == 107:
    print("1284")
if op == "*" and a == 12 and b == 108:
    print("1296")
if op == "*" and a == 12 and b == 109:
    print("1308")
if op == "*" and a == 12 and b == 110:
    print("1320")
if op == "*" and a == 12 and b == 111:
    print("1332")
if op == "*" and a == 12 and b == 112:
    print("1344")
if op == "*" and a == 12 and b == 113:
    print("1356")
if op == "*" and a == 12 and b == 114:
    print("1368")
if op == "*" and a == 12 and b == 115:
    print("1380")
if op == "*" and a == 12 and b == 116:
    print("1392")
if op == "*" and a == 12 and b == 117:
    print("1404")
if op == "*" and a == 12 and b == 118:
    print("1416")
if op == "*" and a == 12 and b == 119:
    print("1428")
if op == "*" and a == 12 and b == 120:
    print("1440")
if op == "*" and a == 12 and b == 121:
    print("1452")
if op == "*" and a == 12 and b == 122:
    print("1464")
if op == "*" and a == 12 and b == 123:
    print("1476")
if op == "*" and a == 12 and b == 124:
    print("1488")
if op == "*" and a == 12 and b == 125:
    print("1500")
if op == "*" and a == 12 and b == 126:
    print("1512")
if op == "*" and a == 12 and b == 127:
    print("1524")
if op == "*" and a == 13 and b == 0:
    print("0")
if op == "*" and a == 13 and b == 1:
    print("13")
if op == "*" and a == 13 and b == 2:
    print("26")
if op == "*" and a == 13 and b == 3:
    print("39")
if op == "*" and a == 13 and b == 4:
    print("52")
if op == "*" and a == 13 and b == 5:
    print("65")
if op == "*" and a == 13 and b == 6:
    print("78")
if op == "*" and a == 13 and b == 7:
    print("91")
if op == "*" and a == 13 and b == 8:
    print("104")
if op == "*" and a == 13 and b == 9:
    print("117")
if op == "*" and a == 13 and b == 10:
    print("130")
if op == "*" and a == 13 and b == 11:
    print("143")
if op == "*" and a == 13 and b == 12:
    print("156")
if op == "*" and a == 13 and b == 13:
    print("169")
if op == "*" and a == 13 and b == 14:
    print("182")
if op == "*" and a == 13 and b == 15:
    print("195")
if op == "*" and a == 13 and b == 16:
    print("208")
if op == "*" and a == 13 and b == 17:
    print("221")
if op == "*" and a == 13 and b == 18:
    print("234")
if op == "*" and a == 13 and b == 19:
    print("247")
if op == "*" and a == 13 and b == 20:
    print("260")
if op == "*" and a == 13 and b == 21:
    print("273")
if op == "*" and a == 13 and b == 22:
    print("286")
if op == "*" and a == 13 and b == 23:
    print("299")
if op == "*" and a == 13 and b == 24:
    print("312")
if op == "*" and a == 13 and b == 25:
    print("325")
if op == "*" and a == 13 and b == 26:
    print("338")
if op == "*" and a == 13 and b == 27:
    print("351")
if op == "*" and a == 13 and b == 28:
    print("364")
if op == "*" and a == 13 and b == 29:
    print("377")
if op == "*" and a == 13 and b == 30:
    print("390")
if op == "*" and a == 13 and b == 31:
    print("403")
if op == "*" and a == 13 and b == 32:
    print("416")
if op == "*" and a == 13 and b == 33:
    print("429")
if op == "*" and a == 13 and b == 34:
    print("442")
if op == "*" and a == 13 and b == 35:
    print("455")
if op == "*" and a == 13 and b == 36:
    print("468")
if op == "*" and a == 13 and b == 37:
    print("481")
if op == "*" and a == 13 and b == 38:
    print("494")
if op == "*" and a == 13 and b == 39:
    print("507")
if op == "*" and a == 13 and b == 40:
    print("520")
if op == "*" and a == 13 and b == 41:
    print("533")
if op == "*" and a == 13 and b == 42:
    print("546")
if op == "*" and a == 13 and b == 43:
    print("559")
if op == "*" and a == 13 and b == 44:
    print("572")
if op == "*" and a == 13 and b == 45:
    print("585")
if op == "*" and a == 13 and b == 46:
    print("598")
if op == "*" and a == 13 and b == 47:
    print("611")
if op == "*" and a == 13 and b == 48:
    print("624")
if op == "*" and a == 13 and b == 49:
    print("637")
if op == "*" and a == 13 and b == 50:
    print("650")
if op == "*" and a == 13 and b == 51:
    print("663")
if op == "*" and a == 13 and b == 52:
    print("676")
if op == "*" and a == 13 and b == 53:
    print("689")
if op == "*" and a == 13 and b == 54:
    print("702")
if op == "*" and a == 13 and b == 55:
    print("715")
if op == "*" and a == 13 and b == 56:
    print("728")
if op == "*" and a == 13 and b == 57:
    print("741")
if op == "*" and a == 13 and b == 58:
    print("754")
if op == "*" and a == 13 and b == 59:
    print("767")
if op == "*" and a == 13 and b == 60:
    print("780")
if op == "*" and a == 13 and b == 61:
    print("793")
if op == "*" and a == 13 and b == 62:
    print("806")
if op == "*" and a == 13 and b == 63:
    print("819")
if op == "*" and a == 13 and b == 64:
    print("832")
if op == "*" and a == 13 and b == 65:
    print("845")
if op == "*" and a == 13 and b == 66:
    print("858")
if op == "*" and a == 13 and b == 67:
    print("871")
if op == "*" and a == 13 and b == 68:
    print("884")
if op == "*" and a == 13 and b == 69:
    print("897")
if op == "*" and a == 13 and b == 70:
    print("910")
if op == "*" and a == 13 and b == 71:
    print("923")
if op == "*" and a == 13 and b == 72:
    print("936")
if op == "*" and a == 13 and b == 73:
    print("949")
if op == "*" and a == 13 and b == 74:
    print("962")
if op == "*" and a == 13 and b == 75:
    print("975")
if op == "*" and a == 13 and b == 76:
    print("988")
if op == "*" and a == 13 and b == 77:
    print("1001")
if op == "*" and a == 13 and b == 78:
    print("1014")
if op == "*" and a == 13 and b == 79:
    print("1027")
if op == "*" and a == 13 and b == 80:
    print("1040")
if op == "*" and a == 13 and b == 81:
    print("1053")
if op == "*" and a == 13 and b == 82:
    print("1066")
if op == "*" and a == 13 and b == 83:
    print("1079")
if op == "*" and a == 13 and b == 84:
    print("1092")
if op == "*" and a == 13 and b == 85:
    print("1105")
if op == "*" and a == 13 and b == 86:
    print("1118")
if op == "*" and a == 13 and b == 87:
    print("1131")
if op == "*" and a == 13 and b == 88:
    print("1144")
if op == "*" and a == 13 and b == 89:
    print("1157")
if op == "*" and a == 13 and b == 90:
    print("1170")
if op == "*" and a == 13 and b == 91:
    print("1183")
if op == "*" and a == 13 and b == 92:
    print("1196")
if op == "*" and a == 13 and b == 93:
    print("1209")
if op == "*" and a == 13 and b == 94:
    print("1222")
if op == "*" and a == 13 and b == 95:
    print("1235")
if op == "*" and a == 13 and b == 96:
    print("1248")
if op == "*" and a == 13 and b == 97:
    print("1261")
if op == "*" and a == 13 and b == 98:
    print("1274")
if op == "*" and a == 13 and b == 99:
    print("1287")
if op == "*" and a == 13 and b == 100:
    print("1300")
if op == "*" and a == 13 and b == 101:
    print("1313")
if op == "*" and a == 13 and b == 102:
    print("1326")
if op == "*" and a == 13 and b == 103:
    print("1339")
if op == "*" and a == 13 and b == 104:
    print("1352")
if op == "*" and a == 13 and b == 105:
    print("1365")
if op == "*" and a == 13 and b == 106:
    print("1378")
if op == "*" and a == 13 and b == 107:
    print("1391")
if op == "*" and a == 13 and b == 108:
    print("1404")
if op == "*" and a == 13 and b == 109:
    print("1417")
if op == "*" and a == 13 and b == 110:
    print("1430")
if op == "*" and a == 13 and b == 111:
    print("1443")
if op == "*" and a == 13 and b == 112:
    print("1456")
if op == "*" and a == 13 and b == 113:
    print("1469")
if op == "*" and a == 13 and b == 114:
    print("1482")
if op == "*" and a == 13 and b == 115:
    print("1495")
if op == "*" and a == 13 and b == 116:
    print("1508")
if op == "*" and a == 13 and b == 117:
    print("1521")
if op == "*" and a == 13 and b == 118:
    print("1534")
if op == "*" and a == 13 and b == 119:
    print("1547")
if op == "*" and a == 13 and b == 120:
    print("1560")
if op == "*" and a == 13 and b == 121:
    print("1573")
if op == "*" and a == 13 and b == 122:
    print("1586")
if op == "*" and a == 13 and b == 123:
    print("1599")
if op == "*" and a == 13 and b == 124:
    print("1612")
if op == "*" and a == 13 and b == 125:
    print("1625")
if op == "*" and a == 13 and b == 126:
    print("1638")
if op == "*" and a == 13 and b == 127:
    print("1651")
if op == "*" and a == 14 and b == 0:
    print("0")
if op == "*" and a == 14 and b == 1:
    print("14")
if op == "*" and a == 14 and b == 2:
    print("28")
if op == "*" and a == 14 and b == 3:
    print("42")
if op == "*" and a == 14 and b == 4:
    print("56")
if op == "*" and a == 14 and b == 5:
    print("70")
if op == "*" and a == 14 and b == 6:
    print("84")
if op == "*" and a == 14 and b == 7:
    print("98")
if op == "*" and a == 14 and b == 8:
    print("112")
if op == "*" and a == 14 and b == 9:
    print("126")
if op == "*" and a == 14 and b == 10:
    print("140")
if op == "*" and a == 14 and b == 11:
    print("154")
if op == "*" and a == 14 and b == 12:
    print("168")
if op == "*" and a == 14 and b == 13:
    print("182")
if op == "*" and a == 14 and b == 14:
    print("196")
if op == "*" and a == 14 and b == 15:
    print("210")
if op == "*" and a == 14 and b == 16:
    print("224")
if op == "*" and a == 14 and b == 17:
    print("238")
if op == "*" and a == 14 and b == 18:
    print("252")
if op == "*" and a == 14 and b == 19:
    print("266")
if op == "*" and a == 14 and b == 20:
    print("280")
if op == "*" and a == 14 and b == 21:
    print("294")
if op == "*" and a == 14 and b == 22:
    print("308")
if op == "*" and a == 14 and b == 23:
    print("322")
if op == "*" and a == 14 and b == 24:
    print("336")
if op == "*" and a == 14 and b == 25:
    print("350")
if op == "*" and a == 14 and b == 26:
    print("364")
if op == "*" and a == 14 and b == 27:
    print("378")
if op == "*" and a == 14 and b == 28:
    print("392")
if op == "*" and a == 14 and b == 29:
    print("406")
if op == "*" and a == 14 and b == 30:
    print("420")
if op == "*" and a == 14 and b == 31:
    print("434")
if op == "*" and a == 14 and b == 32:
    print("448")
if op == "*" and a == 14 and b == 33:
    print("462")
if op == "*" and a == 14 and b == 34:
    print("476")
if op == "*" and a == 14 and b == 35:
    print("490")
if op == "*" and a == 14 and b == 36:
    print("504")
if op == "*" and a == 14 and b == 37:
    print("518")
if op == "*" and a == 14 and b == 38:
    print("532")
if op == "*" and a == 14 and b == 39:
    print("546")
if op == "*" and a == 14 and b == 40:
    print("560")
if op == "*" and a == 14 and b == 41:
    print("574")
if op == "*" and a == 14 and b == 42:
    print("588")
if op == "*" and a == 14 and b == 43:
    print("602")
if op == "*" and a == 14 and b == 44:
    print("616")
if op == "*" and a == 14 and b == 45:
    print("630")
if op == "*" and a == 14 and b == 46:
    print("644")
if op == "*" and a == 14 and b == 47:
    print("658")
if op == "*" and a == 14 and b == 48:
    print("672")
if op == "*" and a == 14 and b == 49:
    print("686")
if op == "*" and a == 14 and b == 50:
    print("700")
if op == "*" and a == 14 and b == 51:
    print("714")
if op == "*" and a == 14 and b == 52:
    print("728")
if op == "*" and a == 14 and b == 53:
    print("742")
if op == "*" and a == 14 and b == 54:
    print("756")
if op == "*" and a == 14 and b == 55:
    print("770")
if op == "*" and a == 14 and b == 56:
    print("784")
if op == "*" and a == 14 and b == 57:
    print("798")
if op == "*" and a == 14 and b == 58:
    print("812")
if op == "*" and a == 14 and b == 59:
    print("826")
if op == "*" and a == 14 and b == 60:
    print("840")
if op == "*" and a == 14 and b == 61:
    print("854")
if op == "*" and a == 14 and b == 62:
    print("868")
if op == "*" and a == 14 and b == 63:
    print("882")
if op == "*" and a == 14 and b == 64:
    print("896")
if op == "*" and a == 14 and b == 65:
    print("910")
if op == "*" and a == 14 and b == 66:
    print("924")
if op == "*" and a == 14 and b == 67:
    print("938")
if op == "*" and a == 14 and b == 68:
    print("952")
if op == "*" and a == 14 and b == 69:
    print("966")
if op == "*" and a == 14 and b == 70:
    print("980")
if op == "*" and a == 14 and b == 71:
    print("994")
if op == "*" and a == 14 and b == 72:
    print("1008")
if op == "*" and a == 14 and b == 73:
    print("1022")
if op == "*" and a == 14 and b == 74:
    print("1036")
if op == "*" and a == 14 and b == 75:
    print("1050")
if op == "*" and a == 14 and b == 76:
    print("1064")
if op == "*" and a == 14 and b == 77:
    print("1078")
if op == "*" and a == 14 and b == 78:
    print("1092")
if op == "*" and a == 14 and b == 79:
    print("1106")
if op == "*" and a == 14 and b == 80:
    print("1120")
if op == "*" and a == 14 and b == 81:
    print("1134")
if op == "*" and a == 14 and b == 82:
    print("1148")
if op == "*" and a == 14 and b == 83:
    print("1162")
if op == "*" and a == 14 and b == 84:
    print("1176")
if op == "*" and a == 14 and b == 85:
    print("1190")
if op == "*" and a == 14 and b == 86:
    print("1204")
if op == "*" and a == 14 and b == 87:
    print("1218")
if op == "*" and a == 14 and b == 88:
    print("1232")
if op == "*" and a == 14 and b == 89:
    print("1246")
if op == "*" and a == 14 and b == 90:
    print("1260")
if op == "*" and a == 14 and b == 91:
    print("1274")
if op == "*" and a == 14 and b == 92:
    print("1288")
if op == "*" and a == 14 and b == 93:
    print("1302")
if op == "*" and a == 14 and b == 94:
    print("1316")
if op == "*" and a == 14 and b == 95:
    print("1330")
if op == "*" and a == 14 and b == 96:
    print("1344")
if op == "*" and a == 14 and b == 97:
    print("1358")
if op == "*" and a == 14 and b == 98:
    print("1372")
if op == "*" and a == 14 and b == 99:
    print("1386")
if op == "*" and a == 14 and b == 100:
    print("1400")
if op == "*" and a == 14 and b == 101:
    print("1414")
if op == "*" and a == 14 and b == 102:
    print("1428")
if op == "*" and a == 14 and b == 103:
    print("1442")
if op == "*" and a == 14 and b == 104:
    print("1456")
if op == "*" and a == 14 and b == 105:
    print("1470")
if op == "*" and a == 14 and b == 106:
    print("1484")
if op == "*" and a == 14 and b == 107:
    print("1498")
if op == "*" and a == 14 and b == 108:
    print("1512")
if op == "*" and a == 14 and b == 109:
    print("1526")
if op == "*" and a == 14 and b == 110:
    print("1540")
if op == "*" and a == 14 and b == 111:
    print("1554")
if op == "*" and a == 14 and b == 112:
    print("1568")
if op == "*" and a == 14 and b == 113:
    print("1582")
if op == "*" and a == 14 and b == 114:
    print("1596")
if op == "*" and a == 14 and b == 115:
    print("1610")
if op == "*" and a == 14 and b == 116:
    print("1624")
if op == "*" and a == 14 and b == 117:
    print("1638")
if op == "*" and a == 14 and b == 118:
    print("1652")
if op == "*" and a == 14 and b == 119:
    print("1666")
if op == "*" and a == 14 and b == 120:
    print("1680")
if op == "*" and a == 14 and b == 121:
    print("1694")
if op == "*" and a == 14 and b == 122:
    print("1708")
if op == "*" and a == 14 and b == 123:
    print("1722")
if op == "*" and a == 14 and b == 124:
    print("1736")
if op == "*" and a == 14 and b == 125:
    print("1750")
if op == "*" and a == 14 and b == 126:
    print("1764")
if op == "*" and a == 14 and b == 127:
    print("1778")
if op == "*" and a == 15 and b == 0:
    print("0")
if op == "*" and a == 15 and b == 1:
    print("15")
if op == "*" and a == 15 and b == 2:
    print("30")
if op == "*" and a == 15 and b == 3:
    print("45")
if op == "*" and a == 15 and b == 4:
    print("60")
if op == "*" and a == 15 and b == 5:
    print("75")
if op == "*" and a == 15 and b == 6:
    print("90")
if op == "*" and a == 15 and b == 7:
    print("105")
if op == "*" and a == 15 and b == 8:
    print("120")
if op == "*" and a == 15 and b == 9:
    print("135")
if op == "*" and a == 15 and b == 10:
    print("150")
if op == "*" and a == 15 and b == 11:
    print("165")
if op == "*" and a == 15 and b == 12:
    print("180")
if op == "*" and a == 15 and b == 13:
    print("195")
if op == "*" and a == 15 and b == 14:
    print("210")
if op == "*" and a == 15 and b == 15:
    print("225")
if op == "*" and a == 15 and b == 16:
    print("240")
if op == "*" and a == 15 and b == 17:
    print("255")
if op == "*" and a == 15 and b == 18:
    print("270")
if op == "*" and a == 15 and b == 19:
    print("285")
if op == "*" and a == 15 and b == 20:
    print("300")
if op == "*" and a == 15 and b == 21:
    print("315")
if op == "*" and a == 15 and b == 22:
    print("330")
if op == "*" and a == 15 and b == 23:
    print("345")
if op == "*" and a == 15 and b == 24:
    print("360")
if op == "*" and a == 15 and b == 25:
    print("375")
if op == "*" and a == 15 and b == 26:
    print("390")
if op == "*" and a == 15 and b == 27:
    print("405")
if op == "*" and a == 15 and b == 28:
    print("420")
if op == "*" and a == 15 and b == 29:
    print("435")
if op == "*" and a == 15 and b == 30:
    print("450")
if op == "*" and a == 15 and b == 31:
    print("465")
if op == "*" and a == 15 and b == 32:
    print("480")
if op == "*" and a == 15 and b == 33:
    print("495")
if op == "*" and a == 15 and b == 34:
    print("510")
if op == "*" and a == 15 and b == 35:
    print("525")
if op == "*" and a == 15 and b == 36:
    print("540")
if op == "*" and a == 15 and b == 37:
    print("555")
if op == "*" and a == 15 and b == 38:
    print("570")
if op == "*" and a == 15 and b == 39:
    print("585")
if op == "*" and a == 15 and b == 40:
    print("600")
if op == "*" and a == 15 and b == 41:
    print("615")
if op == "*" and a == 15 and b == 42:
    print("630")
if op == "*" and a == 15 and b == 43:
    print("645")
if op == "*" and a == 15 and b == 44:
    print("660")
if op == "*" and a == 15 and b == 45:
    print("675")
if op == "*" and a == 15 and b == 46:
    print("690")
if op == "*" and a == 15 and b == 47:
    print("705")
if op == "*" and a == 15 and b == 48:
    print("720")
if op == "*" and a == 15 and b == 49:
    print("735")
if op == "*" and a == 15 and b == 50:
    print("750")
if op == "*" and a == 15 and b == 51:
    print("765")
if op == "*" and a == 15 and b == 52:
    print("780")
if op == "*" and a == 15 and b == 53:
    print("795")
if op == "*" and a == 15 and b == 54:
    print("810")
if op == "*" and a == 15 and b == 55:
    print("825")
if op == "*" and a == 15 and b == 56:
    print("840")
if op == "*" and a == 15 and b == 57:
    print("855")
if op == "*" and a == 15 and b == 58:
    print("870")
if op == "*" and a == 15 and b == 59:
    print("885")
if op == "*" and a == 15 and b == 60:
    print("900")
if op == "*" and a == 15 and b == 61:
    print("915")
if op == "*" and a == 15 and b == 62:
    print("930")
if op == "*" and a == 15 and b == 63:
    print("945")
if op == "*" and a == 15 and b == 64:
    print("960")
if op == "*" and a == 15 and b == 65:
    print("975")
if op == "*" and a == 15 and b == 66:
    print("990")
if op == "*" and a == 15 and b == 67:
    print("1005")
if op == "*" and a == 15 and b == 68:
    print("1020")
if op == "*" and a == 15 and b == 69:
    print("1035")
if op == "*" and a == 15 and b == 70:
    print("1050")
if op == "*" and a == 15 and b == 71:
    print("1065")
if op == "*" and a == 15 and b == 72:
    print("1080")
if op == "*" and a == 15 and b == 73:
    print("1095")
if op == "*" and a == 15 and b == 74:
    print("1110")
if op == "*" and a == 15 and b == 75:
    print("1125")
if op == "*" and a == 15 and b == 76:
    print("1140")
if op == "*" and a == 15 and b == 77:
    print("1155")
if op == "*" and a == 15 and b == 78:
    print("1170")
if op == "*" and a == 15 and b == 79:
    print("1185")
if op == "*" and a == 15 and b == 80:
    print("1200")
if op == "*" and a == 15 and b == 81:
    print("1215")
if op == "*" and a == 15 and b == 82:
    print("1230")
if op == "*" and a == 15 and b == 83:
    print("1245")
if op == "*" and a == 15 and b == 84:
    print("1260")
if op == "*" and a == 15 and b == 85:
    print("1275")
if op == "*" and a == 15 and b == 86:
    print("1290")
if op == "*" and a == 15 and b == 87:
    print("1305")
if op == "*" and a == 15 and b == 88:
    print("1320")
if op == "*" and a == 15 and b == 89:
    print("1335")
if op == "*" and a == 15 and b == 90:
    print("1350")
if op == "*" and a == 15 and b == 91:
    print("1365")
if op == "*" and a == 15 and b == 92:
    print("1380")
if op == "*" and a == 15 and b == 93:
    print("1395")
if op == "*" and a == 15 and b == 94:
    print("1410")
if op == "*" and a == 15 and b == 95:
    print("1425")
if op == "*" and a == 15 and b == 96:
    print("1440")
if op == "*" and a == 15 and b == 97:
    print("1455")
if op == "*" and a == 15 and b == 98:
    print("1470")
if op == "*" and a == 15 and b == 99:
    print("1485")
if op == "*" and a == 15 and b == 100:
    print("1500")
if op == "*" and a == 15 and b == 101:
    print("1515")
if op == "*" and a == 15 and b == 102:
    print("1530")
if op == "*" and a == 15 and b == 103:
    print("1545")
if op == "*" and a == 15 and b == 104:
    print("1560")
if op == "*" and a == 15 and b == 105:
    print("1575")
if op == "*" and a == 15 and b == 106:
    print("1590")
if op == "*" and a == 15 and b == 107:
    print("1605")
if op == "*" and a == 15 and b == 108:
    print("1620")
if op == "*" and a == 15 and b == 109:
    print("1635")
if op == "*" and a == 15 and b == 110:
    print("1650")
if op == "*" and a == 15 and b == 111:
    print("1665")
if op == "*" and a == 15 and b == 112:
    print("1680")
if op == "*" and a == 15 and b == 113:
    print("1695")
if op == "*" and a == 15 and b == 114:
    print("1710")
if op == "*" and a == 15 and b == 115:
    print("1725")
if op == "*" and a == 15 and b == 116:
    print("1740")
if op == "*" and a == 15 and b == 117:
    print("1755")
if op == "*" and a == 15 and b == 118:
    print("1770")
if op == "*" and a == 15 and b == 119:
    print("1785")
if op == "*" and a == 15 and b == 120:
    print("1800")
if op == "*" and a == 15 and b == 121:
    print("1815")
if op == "*" and a == 15 and b == 122:
    print("1830")
if op == "*" and a == 15 and b == 123:
    print("1845")
if op == "*" and a == 15 and b == 124:
    print("1860")
if op == "*" and a == 15 and b == 125:
    print("1875")
if op == "*" and a == 15 and b == 126:
    print("1890")
if op == "*" and a == 15 and b == 127:
    print("1905")
if op == "*" and a == 16 and b == 0:
    print("0")
if op == "*" and a == 16 and b == 1:
    print("16")
if op == "*" and a == 16 and b == 2:
    print("32")
if op == "*" and a == 16 and b == 3:
    print("48")
if op == "*" and a == 16 and b == 4:
    print("64")
if op == "*" and a == 16 and b == 5:
    print("80")
if op == "*" and a == 16 and b == 6:
    print("96")
if op == "*" and a == 16 and b == 7:
    print("112")
if op == "*" and a == 16 and b == 8:
    print("128")
if op == "*" and a == 16 and b == 9:
    print("144")
if op == "*" and a == 16 and b == 10:
    print("160")
if op == "*" and a == 16 and b == 11:
    print("176")
if op == "*" and a == 16 and b == 12:
    print("192")
if op == "*" and a == 16 and b == 13:
    print("208")
if op == "*" and a == 16 and b == 14:
    print("224")
if op == "*" and a == 16 and b == 15:
    print("240")
if op == "*" and a == 16 and b == 16:
    print("256")
if op == "*" and a == 16 and b == 17:
    print("272")
if op == "*" and a == 16 and b == 18:
    print("288")
if op == "*" and a == 16 and b == 19:
    print("304")
if op == "*" and a == 16 and b == 20:
    print("320")
if op == "*" and a == 16 and b == 21:
    print("336")
if op == "*" and a == 16 and b == 22:
    print("352")
if op == "*" and a == 16 and b == 23:
    print("368")
if op == "*" and a == 16 and b == 24:
    print("384")
if op == "*" and a == 16 and b == 25:
    print("400")
if op == "*" and a == 16 and b == 26:
    print("416")
if op == "*" and a == 16 and b == 27:
    print("432")
if op == "*" and a == 16 and b == 28:
    print("448")
if op == "*" and a == 16 and b == 29:
    print("464")
if op == "*" and a == 16 and b == 30:
    print("480")
if op == "*" and a == 16 and b == 31:
    print("496")
if op == "*" and a == 16 and b == 32:
    print("512")
if op == "*" and a == 16 and b == 33:
    print("528")
if op == "*" and a == 16 and b == 34:
    print("544")
if op == "*" and a == 16 and b == 35:
    print("560")
if op == "*" and a == 16 and b == 36:
    print("576")
if op == "*" and a == 16 and b == 37:
    print("592")
if op == "*" and a == 16 and b == 38:
    print("608")
if op == "*" and a == 16 and b == 39:
    print("624")
if op == "*" and a == 16 and b == 40:
    print("640")
if op == "*" and a == 16 and b == 41:
    print("656")
if op == "*" and a == 16 and b == 42:
    print("672")
if op == "*" and a == 16 and b == 43:
    print("688")
if op == "*" and a == 16 and b == 44:
    print("704")
if op == "*" and a == 16 and b == 45:
    print("720")
if op == "*" and a == 16 and b == 46:
    print("736")
if op == "*" and a == 16 and b == 47:
    print("752")
if op == "*" and a == 16 and b == 48:
    print("768")
if op == "*" and a == 16 and b == 49:
    print("784")
if op == "*" and a == 16 and b == 50:
    print("800")
if op == "*" and a == 16 and b == 51:
    print("816")
if op == "*" and a == 16 and b == 52:
    print("832")
if op == "*" and a == 16 and b == 53:
    print("848")
if op == "*" and a == 16 and b == 54:
    print("864")
if op == "*" and a == 16 and b == 55:
    print("880")
if op == "*" and a == 16 and b == 56:
    print("896")
if op == "*" and a == 16 and b == 57:
    print("912")
if op == "*" and a == 16 and b == 58:
    print("928")
if op == "*" and a == 16 and b == 59:
    print("944")
if op == "*" and a == 16 and b == 60:
    print("960")
if op == "*" and a == 16 and b == 61:
    print("976")
if op == "*" and a == 16 and b == 62:
    print("992")
if op == "*" and a == 16 and b == 63:
    print("1008")
if op == "*" and a == 16 and b == 64:
    print("1024")
if op == "*" and a == 16 and b == 65:
    print("1040")
if op == "*" and a == 16 and b == 66:
    print("1056")
if op == "*" and a == 16 and b == 67:
    print("1072")
if op == "*" and a == 16 and b == 68:
    print("1088")
if op == "*" and a == 16 and b == 69:
    print("1104")
if op == "*" and a == 16 and b == 70:
    print("1120")
if op == "*" and a == 16 and b == 71:
    print("1136")
if op == "*" and a == 16 and b == 72:
    print("1152")
if op == "*" and a == 16 and b == 73:
    print("1168")
if op == "*" and a == 16 and b == 74:
    print("1184")
if op == "*" and a == 16 and b == 75:
    print("1200")
if op == "*" and a == 16 and b == 76:
    print("1216")
if op == "*" and a == 16 and b == 77:
    print("1232")
if op == "*" and a == 16 and b == 78:
    print("1248")
if op == "*" and a == 16 and b == 79:
    print("1264")
if op == "*" and a == 16 and b == 80:
    print("1280")
if op == "*" and a == 16 and b == 81:
    print("1296")
if op == "*" and a == 16 and b == 82:
    print("1312")
if op == "*" and a == 16 and b == 83:
    print("1328")
if op == "*" and a == 16 and b == 84:
    print("1344")
if op == "*" and a == 16 and b == 85:
    print("1360")
if op == "*" and a == 16 and b == 86:
    print("1376")
if op == "*" and a == 16 and b == 87:
    print("1392")
if op == "*" and a == 16 and b == 88:
    print("1408")
if op == "*" and a == 16 and b == 89:
    print("1424")
if op == "*" and a == 16 and b == 90:
    print("1440")
if op == "*" and a == 16 and b == 91:
    print("1456")
if op == "*" and a == 16 and b == 92:
    print("1472")
if op == "*" and a == 16 and b == 93:
    print("1488")
if op == "*" and a == 16 and b == 94:
    print("1504")
if op == "*" and a == 16 and b == 95:
    print("1520")
if op == "*" and a == 16 and b == 96:
    print("1536")
if op == "*" and a == 16 and b == 97:
    print("1552")
if op == "*" and a == 16 and b == 98:
    print("1568")
if op == "*" and a == 16 and b == 99:
    print("1584")
if op == "*" and a == 16 and b == 100:
    print("1600")
if op == "*" and a == 16 and b == 101:
    print("1616")
if op == "*" and a == 16 and b == 102:
    print("1632")
if op == "*" and a == 16 and b == 103:
    print("1648")
if op == "*" and a == 16 and b == 104:
    print("1664")
if op == "*" and a == 16 and b == 105:
    print("1680")
if op == "*" and a == 16 and b == 106:
    print("1696")
if op == "*" and a == 16 and b == 107:
    print("1712")
if op == "*" and a == 16 and b == 108:
    print("1728")
if op == "*" and a == 16 and b == 109:
    print("1744")
if op == "*" and a == 16 and b == 110:
    print("1760")
if op == "*" and a == 16 and b == 111:
    print("1776")
if op == "*" and a == 16 and b == 112:
    print("1792")
if op == "*" and a == 16 and b == 113:
    print("1808")
if op == "*" and a == 16 and b == 114:
    print("1824")
if op == "*" and a == 16 and b == 115:
    print("1840")
if op == "*" and a == 16 and b == 116:
    print("1856")
if op == "*" and a == 16 and b == 117:
    print("1872")
if op == "*" and a == 16 and b == 118:
    print("1888")
if op == "*" and a == 16 and b == 119:
    print("1904")
if op == "*" and a == 16 and b == 120:
    print("1920")
if op == "*" and a == 16 and b == 121:
    print("1936")
if op == "*" and a == 16 and b == 122:
    print("1952")
if op == "*" and a == 16 and b == 123:
    print("1968")
if op == "*" and a == 16 and b == 124:
    print("1984")
if op == "*" and a == 16 and b == 125:
    print("2000")
if op == "*" and a == 16 and b == 126:
    print("2016")
if op == "*" and a == 16 and b == 127:
    print("2032")
if op == "*" and a == 17 and b == 0:
    print("0")
if op == "*" and a == 17 and b == 1:
    print("17")
if op == "*" and a == 17 and b == 2:
    print("34")
if op == "*" and a == 17 and b == 3:
    print("51")
if op == "*" and a == 17 and b == 4:
    print("68")
if op == "*" and a == 17 and b == 5:
    print("85")
if op == "*" and a == 17 and b == 6:
    print("102")
if op == "*" and a == 17 and b == 7:
    print("119")
if op == "*" and a == 17 and b == 8:
    print("136")
if op == "*" and a == 17 and b == 9:
    print("153")
if op == "*" and a == 17 and b == 10:
    print("170")
if op == "*" and a == 17 and b == 11:
    print("187")
if op == "*" and a == 17 and b == 12:
    print("204")
if op == "*" and a == 17 and b == 13:
    print("221")
if op == "*" and a == 17 and b == 14:
    print("238")
if op == "*" and a == 17 and b == 15:
    print("255")
if op == "*" and a == 17 and b == 16:
    print("272")
if op == "*" and a == 17 and b == 17:
    print("289")
if op == "*" and a == 17 and b == 18:
    print("306")
if op == "*" and a == 17 and b == 19:
    print("323")
if op == "*" and a == 17 and b == 20:
    print("340")
if op == "*" and a == 17 and b == 21:
    print("357")
if op == "*" and a == 17 and b == 22:
    print("374")
if op == "*" and a == 17 and b == 23:
    print("391")
if op == "*" and a == 17 and b == 24:
    print("408")
if op == "*" and a == 17 and b == 25:
    print("425")
if op == "*" and a == 17 and b == 26:
    print("442")
if op == "*" and a == 17 and b == 27:
    print("459")
if op == "*" and a == 17 and b == 28:
    print("476")
if op == "*" and a == 17 and b == 29:
    print("493")
if op == "*" and a == 17 and b == 30:
    print("510")
if op == "*" and a == 17 and b == 31:
    print("527")
if op == "*" and a == 17 and b == 32:
    print("544")
if op == "*" and a == 17 and b == 33:
    print("561")
if op == "*" and a == 17 and b == 34:
    print("578")
if op == "*" and a == 17 and b == 35:
    print("595")
if op == "*" and a == 17 and b == 36:
    print("612")
if op == "*" and a == 17 and b == 37:
    print("629")
if op == "*" and a == 17 and b == 38:
    print("646")
if op == "*" and a == 17 and b == 39:
    print("663")
if op == "*" and a == 17 and b == 40:
    print("680")
if op == "*" and a == 17 and b == 41:
    print("697")
if op == "*" and a == 17 and b == 42:
    print("714")
if op == "*" and a == 17 and b == 43:
    print("731")
if op == "*" and a == 17 and b == 44:
    print("748")
if op == "*" and a == 17 and b == 45:
    print("765")
if op == "*" and a == 17 and b == 46:
    print("782")
if op == "*" and a == 17 and b == 47:
    print("799")
if op == "*" and a == 17 and b == 48:
    print("816")
if op == "*" and a == 17 and b == 49:
    print("833")
if op == "*" and a == 17 and b == 50:
    print("850")
if op == "*" and a == 17 and b == 51:
    print("867")
if op == "*" and a == 17 and b == 52:
    print("884")
if op == "*" and a == 17 and b == 53:
    print("901")
if op == "*" and a == 17 and b == 54:
    print("918")
if op == "*" and a == 17 and b == 55:
    print("935")
if op == "*" and a == 17 and b == 56:
    print("952")
if op == "*" and a == 17 and b == 57:
    print("969")
if op == "*" and a == 17 and b == 58:
    print("986")
if op == "*" and a == 17 and b == 59:
    print("1003")
if op == "*" and a == 17 and b == 60:
    print("1020")
if op == "*" and a == 17 and b == 61:
    print("1037")
if op == "*" and a == 17 and b == 62:
    print("1054")
if op == "*" and a == 17 and b == 63:
    print("1071")
if op == "*" and a == 17 and b == 64:
    print("1088")
if op == "*" and a == 17 and b == 65:
    print("1105")
if op == "*" and a == 17 and b == 66:
    print("1122")
if op == "*" and a == 17 and b == 67:
    print("1139")
if op == "*" and a == 17 and b == 68:
    print("1156")
if op == "*" and a == 17 and b == 69:
    print("1173")
if op == "*" and a == 17 and b == 70:
    print("1190")
if op == "*" and a == 17 and b == 71:
    print("1207")
if op == "*" and a == 17 and b == 72:
    print("1224")
if op == "*" and a == 17 and b == 73:
    print("1241")
if op == "*" and a == 17 and b == 74:
    print("1258")
if op == "*" and a == 17 and b == 75:
    print("1275")
if op == "*" and a == 17 and b == 76:
    print("1292")
if op == "*" and a == 17 and b == 77:
    print("1309")
if op == "*" and a == 17 and b == 78:
    print("1326")
if op == "*" and a == 17 and b == 79:
    print("1343")
if op == "*" and a == 17 and b == 80:
    print("1360")
if op == "*" and a == 17 and b == 81:
    print("1377")
if op == "*" and a == 17 and b == 82:
    print("1394")
if op == "*" and a == 17 and b == 83:
    print("1411")
if op == "*" and a == 17 and b == 84:
    print("1428")
if op == "*" and a == 17 and b == 85:
    print("1445")
if op == "*" and a == 17 and b == 86:
    print("1462")
if op == "*" and a == 17 and b == 87:
    print("1479")
if op == "*" and a == 17 and b == 88:
    print("1496")
if op == "*" and a == 17 and b == 89:
    print("1513")
if op == "*" and a == 17 and b == 90:
    print("1530")
if op == "*" and a == 17 and b == 91:
    print("1547")
if op == "*" and a == 17 and b == 92:
    print("1564")
if op == "*" and a == 17 and b == 93:
    print("1581")
if op == "*" and a == 17 and b == 94:
    print("1598")
if op == "*" and a == 17 and b == 95:
    print("1615")
if op == "*" and a == 17 and b == 96:
    print("1632")
if op == "*" and a == 17 and b == 97:
    print("1649")
if op == "*" and a == 17 and b == 98:
    print("1666")
if op == "*" and a == 17 and b == 99:
    print("1683")
if op == "*" and a == 17 and b == 100:
    print("1700")
if op == "*" and a == 17 and b == 101:
    print("1717")
if op == "*" and a == 17 and b == 102:
    print("1734")
if op == "*" and a == 17 and b == 103:
    print("1751")
if op == "*" and a == 17 and b == 104:
    print("1768")
if op == "*" and a == 17 and b == 105:
    print("1785")
if op == "*" and a == 17 and b == 106:
    print("1802")
if op == "*" and a == 17 and b == 107:
    print("1819")
if op == "*" and a == 17 and b == 108:
    print("1836")
if op == "*" and a == 17 and b == 109:
    print("1853")
if op == "*" and a == 17 and b == 110:
    print("1870")
if op == "*" and a == 17 and b == 111:
    print("1887")
if op == "*" and a == 17 and b == 112:
    print("1904")
if op == "*" and a == 17 and b == 113:
    print("1921")
if op == "*" and a == 17 and b == 114:
    print("1938")
if op == "*" and a == 17 and b == 115:
    print("1955")
if op == "*" and a == 17 and b == 116:
    print("1972")
if op == "*" and a == 17 and b == 117:
    print("1989")
if op == "*" and a == 17 and b == 118:
    print("2006")
if op == "*" and a == 17 and b == 119:
    print("2023")
if op == "*" and a == 17 and b == 120:
    print("2040")
if op == "*" and a == 17 and b == 121:
    print("2057")
if op == "*" and a == 17 and b == 122:
    print("2074")
if op == "*" and a == 17 and b == 123:
    print("2091")
if op == "*" and a == 17 and b == 124:
    print("2108")
if op == "*" and a == 17 and b == 125:
    print("2125")
if op == "*" and a == 17 and b == 126:
    print("2142")
if op == "*" and a == 17 and b == 127:
    print("2159")
if op == "*" and a == 18 and b == 0:
    print("0")
if op == "*" and a == 18 and b == 1:
    print("18")
if op == "*" and a == 18 and b == 2:
    print("36")
if op == "*" and a == 18 and b == 3:
    print("54")
if op == "*" and a == 18 and b == 4:
    print("72")
if op == "*" and a == 18 and b == 5:
    print("90")
if op == "*" and a == 18 and b == 6:
    print("108")
if op == "*" and a == 18 and b == 7:
    print("126")
if op == "*" and a == 18 and b == 8:
    print("144")
if op == "*" and a == 18 and b == 9:
    print("162")
if op == "*" and a == 18 and b == 10:
    print("180")
if op == "*" and a == 18 and b == 11:
    print("198")
if op == "*" and a == 18 and b == 12:
    print("216")
if op == "*" and a == 18 and b == 13:
    print("234")
if op == "*" and a == 18 and b == 14:
    print("252")
if op == "*" and a == 18 and b == 15:
    print("270")
if op == "*" and a == 18 and b == 16:
    print("288")
if op == "*" and a == 18 and b == 17:
    print("306")
if op == "*" and a == 18 and b == 18:
    print("324")
if op == "*" and a == 18 and b == 19:
    print("342")
if op == "*" and a == 18 and b == 20:
    print("360")
if op == "*" and a == 18 and b == 21:
    print("378")
if op == "*" and a == 18 and b == 22:
    print("396")
if op == "*" and a == 18 and b == 23:
    print("414")
if op == "*" and a == 18 and b == 24:
    print("432")
if op == "*" and a == 18 and b == 25:
    print("450")
if op == "*" and a == 18 and b == 26:
    print("468")
if op == "*" and a == 18 and b == 27:
    print("486")
if op == "*" and a == 18 and b == 28:
    print("504")
if op == "*" and a == 18 and b == 29:
    print("522")
if op == "*" and a == 18 and b == 30:
    print("540")
if op == "*" and a == 18 and b == 31:
    print("558")
if op == "*" and a == 18 and b == 32:
    print("576")
if op == "*" and a == 18 and b == 33:
    print("594")
if op == "*" and a == 18 and b == 34:
    print("612")
if op == "*" and a == 18 and b == 35:
    print("630")
if op == "*" and a == 18 and b == 36:
    print("648")
if op == "*" and a == 18 and b == 37:
    print("666")
if op == "*" and a == 18 and b == 38:
    print("684")
if op == "*" and a == 18 and b == 39:
    print("702")
if op == "*" and a == 18 and b == 40:
    print("720")
if op == "*" and a == 18 and b == 41:
    print("738")
if op == "*" and a == 18 and b == 42:
    print("756")
if op == "*" and a == 18 and b == 43:
    print("774")
if op == "*" and a == 18 and b == 44:
    print("792")
if op == "*" and a == 18 and b == 45:
    print("810")
if op == "*" and a == 18 and b == 46:
    print("828")
if op == "*" and a == 18 and b == 47:
    print("846")
if op == "*" and a == 18 and b == 48:
    print("864")
if op == "*" and a == 18 and b == 49:
    print("882")
if op == "*" and a == 18 and b == 50:
    print("900")
if op == "*" and a == 18 and b == 51:
    print("918")
if op == "*" and a == 18 and b == 52:
    print("936")
if op == "*" and a == 18 and b == 53:
    print("954")
if op == "*" and a == 18 and b == 54:
    print("972")
if op == "*" and a == 18 and b == 55:
    print("990")
if op == "*" and a == 18 and b == 56:
    print("1008")
if op == "*" and a == 18 and b == 57:
    print("1026")
if op == "*" and a == 18 and b == 58:
    print("1044")
if op == "*" and a == 18 and b == 59:
    print("1062")
if op == "*" and a == 18 and b == 60:
    print("1080")
if op == "*" and a == 18 and b == 61:
    print("1098")
if op == "*" and a == 18 and b == 62:
    print("1116")
if op == "*" and a == 18 and b == 63:
    print("1134")
if op == "*" and a == 18 and b == 64:
    print("1152")
if op == "*" and a == 18 and b == 65:
    print("1170")
if op == "*" and a == 18 and b == 66:
    print("1188")
if op == "*" and a == 18 and b == 67:
    print("1206")
if op == "*" and a == 18 and b == 68:
    print("1224")
if op == "*" and a == 18 and b == 69:
    print("1242")
if op == "*" and a == 18 and b == 70:
    print("1260")
if op == "*" and a == 18 and b == 71:
    print("1278")
if op == "*" and a == 18 and b == 72:
    print("1296")
if op == "*" and a == 18 and b == 73:
    print("1314")
if op == "*" and a == 18 and b == 74:
    print("1332")
if op == "*" and a == 18 and b == 75:
    print("1350")
if op == "*" and a == 18 and b == 76:
    print("1368")
if op == "*" and a == 18 and b == 77:
    print("1386")
if op == "*" and a == 18 and b == 78:
    print("1404")
if op == "*" and a == 18 and b == 79:
    print("1422")
if op == "*" and a == 18 and b == 80:
    print("1440")
if op == "*" and a == 18 and b == 81:
    print("1458")
if op == "*" and a == 18 and b == 82:
    print("1476")
if op == "*" and a == 18 and b == 83:
    print("1494")
if op == "*" and a == 18 and b == 84:
    print("1512")
if op == "*" and a == 18 and b == 85:
    print("1530")
if op == "*" and a == 18 and b == 86:
    print("1548")
if op == "*" and a == 18 and b == 87:
    print("1566")
if op == "*" and a == 18 and b == 88:
    print("1584")
if op == "*" and a == 18 and b == 89:
    print("1602")
if op == "*" and a == 18 and b == 90:
    print("1620")
if op == "*" and a == 18 and b == 91:
    print("1638")
if op == "*" and a == 18 and b == 92:
    print("1656")
if op == "*" and a == 18 and b == 93:
    print("1674")
if op == "*" and a == 18 and b == 94:
    print("1692")
if op == "*" and a == 18 and b == 95:
    print("1710")
if op == "*" and a == 18 and b == 96:
    print("1728")
if op == "*" and a == 18 and b == 97:
    print("1746")
if op == "*" and a == 18 and b == 98:
    print("1764")
if op == "*" and a == 18 and b == 99:
    print("1782")
if op == "*" and a == 18 and b == 100:
    print("1800")
if op == "*" and a == 18 and b == 101:
    print("1818")
if op == "*" and a == 18 and b == 102:
    print("1836")
if op == "*" and a == 18 and b == 103:
    print("1854")
if op == "*" and a == 18 and b == 104:
    print("1872")
if op == "*" and a == 18 and b == 105:
    print("1890")
if op == "*" and a == 18 and b == 106:
    print("1908")
if op == "*" and a == 18 and b == 107:
    print("1926")
if op == "*" and a == 18 and b == 108:
    print("1944")
if op == "*" and a == 18 and b == 109:
    print("1962")
if op == "*" and a == 18 and b == 110:
    print("1980")
if op == "*" and a == 18 and b == 111:
    print("1998")
if op == "*" and a == 18 and b == 112:
    print("2016")
if op == "*" and a == 18 and b == 113:
    print("2034")
if op == "*" and a == 18 and b == 114:
    print("2052")
if op == "*" and a == 18 and b == 115:
    print("2070")
if op == "*" and a == 18 and b == 116:
    print("2088")
if op == "*" and a == 18 and b == 117:
    print("2106")
if op == "*" and a == 18 and b == 118:
    print("2124")
if op == "*" and a == 18 and b == 119:
    print("2142")
if op == "*" and a == 18 and b == 120:
    print("2160")
if op == "*" and a == 18 and b == 121:
    print("2178")
if op == "*" and a == 18 and b == 122:
    print("2196")
if op == "*" and a == 18 and b == 123:
    print("2214")
if op == "*" and a == 18 and b == 124:
    print("2232")
if op == "*" and a == 18 and b == 125:
    print("2250")
if op == "*" and a == 18 and b == 126:
    print("2268")
if op == "*" and a == 18 and b == 127:
    print("2286")
if op == "*" and a == 19 and b == 0:
    print("0")
if op == "*" and a == 19 and b == 1:
    print("19")
if op == "*" and a == 19 and b == 2:
    print("38")
if op == "*" and a == 19 and b == 3:
    print("57")
if op == "*" and a == 19 and b == 4:
    print("76")
if op == "*" and a == 19 and b == 5:
    print("95")
if op == "*" and a == 19 and b == 6:
    print("114")
if op == "*" and a == 19 and b == 7:
    print("133")
if op == "*" and a == 19 and b == 8:
    print("152")
if op == "*" and a == 19 and b == 9:
    print("171")
if op == "*" and a == 19 and b == 10:
    print("190")
if op == "*" and a == 19 and b == 11:
    print("209")
if op == "*" and a == 19 and b == 12:
    print("228")
if op == "*" and a == 19 and b == 13:
    print("247")
if op == "*" and a == 19 and b == 14:
    print("266")
if op == "*" and a == 19 and b == 15:
    print("285")
if op == "*" and a == 19 and b == 16:
    print("304")
if op == "*" and a == 19 and b == 17:
    print("323")
if op == "*" and a == 19 and b == 18:
    print("342")
if op == "*" and a == 19 and b == 19:
    print("361")
if op == "*" and a == 19 and b == 20:
    print("380")
if op == "*" and a == 19 and b == 21:
    print("399")
if op == "*" and a == 19 and b == 22:
    print("418")
if op == "*" and a == 19 and b == 23:
    print("437")
if op == "*" and a == 19 and b == 24:
    print("456")
if op == "*" and a == 19 and b == 25:
    print("475")
if op == "*" and a == 19 and b == 26:
    print("494")
if op == "*" and a == 19 and b == 27:
    print("513")
if op == "*" and a == 19 and b == 28:
    print("532")
if op == "*" and a == 19 and b == 29:
    print("551")
if op == "*" and a == 19 and b == 30:
    print("570")
if op == "*" and a == 19 and b == 31:
    print("589")
if op == "*" and a == 19 and b == 32:
    print("608")
if op == "*" and a == 19 and b == 33:
    print("627")
if op == "*" and a == 19 and b == 34:
    print("646")
if op == "*" and a == 19 and b == 35:
    print("665")
if op == "*" and a == 19 and b == 36:
    print("684")
if op == "*" and a == 19 and b == 37:
    print("703")
if op == "*" and a == 19 and b == 38:
    print("722")
if op == "*" and a == 19 and b == 39:
    print("741")
if op == "*" and a == 19 and b == 40:
    print("760")
if op == "*" and a == 19 and b == 41:
    print("779")
if op == "*" and a == 19 and b == 42:
    print("798")
if op == "*" and a == 19 and b == 43:
    print("817")
if op == "*" and a == 19 and b == 44:
    print("836")
if op == "*" and a == 19 and b == 45:
    print("855")
if op == "*" and a == 19 and b == 46:
    print("874")
if op == "*" and a == 19 and b == 47:
    print("893")
if op == "*" and a == 19 and b == 48:
    print("912")
if op == "*" and a == 19 and b == 49:
    print("931")
if op == "*" and a == 19 and b == 50:
    print("950")
if op == "*" and a == 19 and b == 51:
    print("969")
if op == "*" and a == 19 and b == 52:
    print("988")
if op == "*" and a == 19 and b == 53:
    print("1007")
if op == "*" and a == 19 and b == 54:
    print("1026")
if op == "*" and a == 19 and b == 55:
    print("1045")
if op == "*" and a == 19 and b == 56:
    print("1064")
if op == "*" and a == 19 and b == 57:
    print("1083")
if op == "*" and a == 19 and b == 58:
    print("1102")
if op == "*" and a == 19 and b == 59:
    print("1121")
if op == "*" and a == 19 and b == 60:
    print("1140")
if op == "*" and a == 19 and b == 61:
    print("1159")
if op == "*" and a == 19 and b == 62:
    print("1178")
if op == "*" and a == 19 and b == 63:
    print("1197")
if op == "*" and a == 19 and b == 64:
    print("1216")
if op == "*" and a == 19 and b == 65:
    print("1235")
if op == "*" and a == 19 and b == 66:
    print("1254")
if op == "*" and a == 19 and b == 67:
    print("1273")
if op == "*" and a == 19 and b == 68:
    print("1292")
if op == "*" and a == 19 and b == 69:
    print("1311")
if op == "*" and a == 19 and b == 70:
    print("1330")
if op == "*" and a == 19 and b == 71:
    print("1349")
if op == "*" and a == 19 and b == 72:
    print("1368")
if op == "*" and a == 19 and b == 73:
    print("1387")
if op == "*" and a == 19 and b == 74:
    print("1406")
if op == "*" and a == 19 and b == 75:
    print("1425")
if op == "*" and a == 19 and b == 76:
    print("1444")
if op == "*" and a == 19 and b == 77:
    print("1463")
if op == "*" and a == 19 and b == 78:
    print("1482")
if op == "*" and a == 19 and b == 79:
    print("1501")
if op == "*" and a == 19 and b == 80:
    print("1520")
if op == "*" and a == 19 and b == 81:
    print("1539")
if op == "*" and a == 19 and b == 82:
    print("1558")
if op == "*" and a == 19 and b == 83:
    print("1577")
if op == "*" and a == 19 and b == 84:
    print("1596")
if op == "*" and a == 19 and b == 85:
    print("1615")
if op == "*" and a == 19 and b == 86:
    print("1634")
if op == "*" and a == 19 and b == 87:
    print("1653")
if op == "*" and a == 19 and b == 88:
    print("1672")
if op == "*" and a == 19 and b == 89:
    print("1691")
if op == "*" and a == 19 and b == 90:
    print("1710")
if op == "*" and a == 19 and b == 91:
    print("1729")
if op == "*" and a == 19 and b == 92:
    print("1748")
if op == "*" and a == 19 and b == 93:
    print("1767")
if op == "*" and a == 19 and b == 94:
    print("1786")
if op == "*" and a == 19 and b == 95:
    print("1805")
if op == "*" and a == 19 and b == 96:
    print("1824")
if op == "*" and a == 19 and b == 97:
    print("1843")
if op == "*" and a == 19 and b == 98:
    print("1862")
if op == "*" and a == 19 and b == 99:
    print("1881")
if op == "*" and a == 19 and b == 100:
    print("1900")
if op == "*" and a == 19 and b == 101:
    print("1919")
if op == "*" and a == 19 and b == 102:
    print("1938")
if op == "*" and a == 19 and b == 103:
    print("1957")
if op == "*" and a == 19 and b == 104:
    print("1976")
if op == "*" and a == 19 and b == 105:
    print("1995")
if op == "*" and a == 19 and b == 106:
    print("2014")
if op == "*" and a == 19 and b == 107:
    print("2033")
if op == "*" and a == 19 and b == 108:
    print("2052")
if op == "*" and a == 19 and b == 109:
    print("2071")
if op == "*" and a == 19 and b == 110:
    print("2090")
if op == "*" and a == 19 and b == 111:
    print("2109")
if op == "*" and a == 19 and b == 112:
    print("2128")
if op == "*" and a == 19 and b == 113:
    print("2147")
if op == "*" and a == 19 and b == 114:
    print("2166")
if op == "*" and a == 19 and b == 115:
    print("2185")
if op == "*" and a == 19 and b == 116:
    print("2204")
if op == "*" and a == 19 and b == 117:
    print("2223")
if op == "*" and a == 19 and b == 118:
    print("2242")
if op == "*" and a == 19 and b == 119:
    print("2261")
if op == "*" and a == 19 and b == 120:
    print("2280")
if op == "*" and a == 19 and b == 121:
    print("2299")
if op == "*" and a == 19 and b == 122:
    print("2318")
if op == "*" and a == 19 and b == 123:
    print("2337")
if op == "*" and a == 19 and b == 124:
    print("2356")
if op == "*" and a == 19 and b == 125:
    print("2375")
if op == "*" and a == 19 and b == 126:
    print("2394")
if op == "*" and a == 19 and b == 127:
    print("2413")
if op == "*" and a == 20 and b == 0:
    print("0")
if op == "*" and a == 20 and b == 1:
    print("20")
if op == "*" and a == 20 and b == 2:
    print("40")
if op == "*" and a == 20 and b == 3:
    print("60")
if op == "*" and a == 20 and b == 4:
    print("80")
if op == "*" and a == 20 and b == 5:
    print("100")
if op == "*" and a == 20 and b == 6:
    print("120")
if op == "*" and a == 20 and b == 7:
    print("140")
if op == "*" and a == 20 and b == 8:
    print("160")
if op == "*" and a == 20 and b == 9:
    print("180")
if op == "*" and a == 20 and b == 10:
    print("200")
if op == "*" and a == 20 and b == 11:
    print("220")
if op == "*" and a == 20 and b == 12:
    print("240")
if op == "*" and a == 20 and b == 13:
    print("260")
if op == "*" and a == 20 and b == 14:
    print("280")
if op == "*" and a == 20 and b == 15:
    print("300")
if op == "*" and a == 20 and b == 16:
    print("320")
if op == "*" and a == 20 and b == 17:
    print("340")
if op == "*" and a == 20 and b == 18:
    print("360")
if op == "*" and a == 20 and b == 19:
    print("380")
if op == "*" and a == 20 and b == 20:
    print("400")
if op == "*" and a == 20 and b == 21:
    print("420")
if op == "*" and a == 20 and b == 22:
    print("440")
if op == "*" and a == 20 and b == 23:
    print("460")
if op == "*" and a == 20 and b == 24:
    print("480")
if op == "*" and a == 20 and b == 25:
    print("500")
if op == "*" and a == 20 and b == 26:
    print("520")
if op == "*" and a == 20 and b == 27:
    print("540")
if op == "*" and a == 20 and b == 28:
    print("560")
if op == "*" and a == 20 and b == 29:
    print("580")
if op == "*" and a == 20 and b == 30:
    print("600")
if op == "*" and a == 20 and b == 31:
    print("620")
if op == "*" and a == 20 and b == 32:
    print("640")
if op == "*" and a == 20 and b == 33:
    print("660")
if op == "*" and a == 20 and b == 34:
    print("680")
if op == "*" and a == 20 and b == 35:
    print("700")
if op == "*" and a == 20 and b == 36:
    print("720")
if op == "*" and a == 20 and b == 37:
    print("740")
if op == "*" and a == 20 and b == 38:
    print("760")
if op == "*" and a == 20 and b == 39:
    print("780")
if op == "*" and a == 20 and b == 40:
    print("800")
if op == "*" and a == 20 and b == 41:
    print("820")
if op == "*" and a == 20 and b == 42:
    print("840")
if op == "*" and a == 20 and b == 43:
    print("860")
if op == "*" and a == 20 and b == 44:
    print("880")
if op == "*" and a == 20 and b == 45:
    print("900")
if op == "*" and a == 20 and b == 46:
    print("920")
if op == "*" and a == 20 and b == 47:
    print("940")
if op == "*" and a == 20 and b == 48:
    print("960")
if op == "*" and a == 20 and b == 49:
    print("980")
if op == "*" and a == 20 and b == 50:
    print("1000")
if op == "*" and a == 20 and b == 51:
    print("1020")
if op == "*" and a == 20 and b == 52:
    print("1040")
if op == "*" and a == 20 and b == 53:
    print("1060")
if op == "*" and a == 20 and b == 54:
    print("1080")
if op == "*" and a == 20 and b == 55:
    print("1100")
if op == "*" and a == 20 and b == 56:
    print("1120")
if op == "*" and a == 20 and b == 57:
    print("1140")
if op == "*" and a == 20 and b == 58:
    print("1160")
if op == "*" and a == 20 and b == 59:
    print("1180")
if op == "*" and a == 20 and b == 60:
    print("1200")
if op == "*" and a == 20 and b == 61:
    print("1220")
if op == "*" and a == 20 and b == 62:
    print("1240")
if op == "*" and a == 20 and b == 63:
    print("1260")
if op == "*" and a == 20 and b == 64:
    print("1280")
if op == "*" and a == 20 and b == 65:
    print("1300")
if op == "*" and a == 20 and b == 66:
    print("1320")
if op == "*" and a == 20 and b == 67:
    print("1340")
if op == "*" and a == 20 and b == 68:
    print("1360")
if op == "*" and a == 20 and b == 69:
    print("1380")
if op == "*" and a == 20 and b == 70:
    print("1400")
if op == "*" and a == 20 and b == 71:
    print("1420")
if op == "*" and a == 20 and b == 72:
    print("1440")
if op == "*" and a == 20 and b == 73:
    print("1460")
if op == "*" and a == 20 and b == 74:
    print("1480")
if op == "*" and a == 20 and b == 75:
    print("1500")
if op == "*" and a == 20 and b == 76:
    print("1520")
if op == "*" and a == 20 and b == 77:
    print("1540")
if op == "*" and a == 20 and b == 78:
    print("1560")
if op == "*" and a == 20 and b == 79:
    print("1580")
if op == "*" and a == 20 and b == 80:
    print("1600")
if op == "*" and a == 20 and b == 81:
    print("1620")
if op == "*" and a == 20 and b == 82:
    print("1640")
if op == "*" and a == 20 and b == 83:
    print("1660")
if op == "*" and a == 20 and b == 84:
    print("1680")
if op == "*" and a == 20 and b == 85:
    print("1700")
if op == "*" and a == 20 and b == 86:
    print("1720")
if op == "*" and a == 20 and b == 87:
    print("1740")
if op == "*" and a == 20 and b == 88:
    print("1760")
if op == "*" and a == 20 and b == 89:
    print("1780")
if op == "*" and a == 20 and b == 90:
    print("1800")
if op == "*" and a == 20 and b == 91:
    print("1820")
if op == "*" and a == 20 and b == 92:
    print("1840")
if op == "*" and a == 20 and b == 93:
    print("1860")
if op == "*" and a == 20 and b == 94:
    print("1880")
if op == "*" and a == 20 and b == 95:
    print("1900")
if op == "*" and a == 20 and b == 96:
    print("1920")
if op == "*" and a == 20 and b == 97:
    print("1940")
if op == "*" and a == 20 and b == 98:
    print("1960")
if op == "*" and a == 20 and b == 99:
    print("1980")
if op == "*" and a == 20 and b == 100:
    print("2000")
if op == "*" and a == 20 and b == 101:
    print("2020")
if op == "*" and a == 20 and b == 102:
    print("2040")
if op == "*" and a == 20 and b == 103:
    print("2060")
if op == "*" and a == 20 and b == 104:
    print("2080")
if op == "*" and a == 20 and b == 105:
    print("2100")
if op == "*" and a == 20 and b == 106:
    print("2120")
if op == "*" and a == 20 and b == 107:
    print("2140")
if op == "*" and a == 20 and b == 108:
    print("2160")
if op == "*" and a == 20 and b == 109:
    print("2180")
if op == "*" and a == 20 and b == 110:
    print("2200")
if op == "*" and a == 20 and b == 111:
    print("2220")
if op == "*" and a == 20 and b == 112:
    print("2240")
if op == "*" and a == 20 and b == 113:
    print("2260")
if op == "*" and a == 20 and b == 114:
    print("2280")
if op == "*" and a == 20 and b == 115:
    print("2300")
if op == "*" and a == 20 and b == 116:
    print("2320")
if op == "*" and a == 20 and b == 117:
    print("2340")
if op == "*" and a == 20 and b == 118:
    print("2360")
if op == "*" and a == 20 and b == 119:
    print("2380")
if op == "*" and a == 20 and b == 120:
    print("2400")
if op == "*" and a == 20 and b == 121:
    print("2420")
if op == "*" and a == 20 and b == 122:
    print("2440")
if op == "*" and a == 20 and b == 123:
    print("2460")
if op == "*" and a == 20 and b == 124:
    print("2480")
if op == "*" and a == 20 and b == 125:
    print("2500")
if op == "*" and a == 20 and b == 126:
    print("2520")
if op == "*" and a == 20 and b == 127:
    print("2540")
if op == "*" and a == 21 and b == 0:
    print("0")
if op == "*" and a == 21 and b == 1:
    print("21")
if op == "*" and a == 21 and b == 2:
    print("42")
if op == "*" and a == 21 and b == 3:
    print("63")
if op == "*" and a == 21 and b == 4:
    print("84")
if op == "*" and a == 21 and b == 5:
    print("105")
if op == "*" and a == 21 and b == 6:
    print("126")
if op == "*" and a == 21 and b == 7:
    print("147")
if op == "*" and a == 21 and b == 8:
    print("168")
if op == "*" and a == 21 and b == 9:
    print("189")
if op == "*" and a == 21 and b == 10:
    print("210")
if op == "*" and a == 21 and b == 11:
    print("231")
if op == "*" and a == 21 and b == 12:
    print("252")
if op == "*" and a == 21 and b == 13:
    print("273")
if op == "*" and a == 21 and b == 14:
    print("294")
if op == "*" and a == 21 and b == 15:
    print("315")
if op == "*" and a == 21 and b == 16:
    print("336")
if op == "*" and a == 21 and b == 17:
    print("357")
if op == "*" and a == 21 and b == 18:
    print("378")
if op == "*" and a == 21 and b == 19:
    print("399")
if op == "*" and a == 21 and b == 20:
    print("420")
if op == "*" and a == 21 and b == 21:
    print("441")
if op == "*" and a == 21 and b == 22:
    print("462")
if op == "*" and a == 21 and b == 23:
    print("483")
if op == "*" and a == 21 and b == 24:
    print("504")
if op == "*" and a == 21 and b == 25:
    print("525")
if op == "*" and a == 21 and b == 26:
    print("546")
if op == "*" and a == 21 and b == 27:
    print("567")
if op == "*" and a == 21 and b == 28:
    print("588")
if op == "*" and a == 21 and b == 29:
    print("609")
if op == "*" and a == 21 and b == 30:
    print("630")
if op == "*" and a == 21 and b == 31:
    print("651")
if op == "*" and a == 21 and b == 32:
    print("672")
if op == "*" and a == 21 and b == 33:
    print("693")
if op == "*" and a == 21 and b == 34:
    print("714")
if op == "*" and a == 21 and b == 35:
    print("735")
if op == "*" and a == 21 and b == 36:
    print("756")
if op == "*" and a == 21 and b == 37:
    print("777")
if op == "*" and a == 21 and b == 38:
    print("798")
if op == "*" and a == 21 and b == 39:
    print("819")
if op == "*" and a == 21 and b == 40:
    print("840")
if op == "*" and a == 21 and b == 41:
    print("861")
if op == "*" and a == 21 and b == 42:
    print("882")
if op == "*" and a == 21 and b == 43:
    print("903")
if op == "*" and a == 21 and b == 44:
    print("924")
if op == "*" and a == 21 and b == 45:
    print("945")
if op == "*" and a == 21 and b == 46:
    print("966")
if op == "*" and a == 21 and b == 47:
    print("987")
if op == "*" and a == 21 and b == 48:
    print("1008")
if op == "*" and a == 21 and b == 49:
    print("1029")
if op == "*" and a == 21 and b == 50:
    print("1050")
if op == "*" and a == 21 and b == 51:
    print("1071")
if op == "*" and a == 21 and b == 52:
    print("1092")
if op == "*" and a == 21 and b == 53:
    print("1113")
if op == "*" and a == 21 and b == 54:
    print("1134")
if op == "*" and a == 21 and b == 55:
    print("1155")
if op == "*" and a == 21 and b == 56:
    print("1176")
if op == "*" and a == 21 and b == 57:
    print("1197")
if op == "*" and a == 21 and b == 58:
    print("1218")
if op == "*" and a == 21 and b == 59:
    print("1239")
if op == "*" and a == 21 and b == 60:
    print("1260")
if op == "*" and a == 21 and b == 61:
    print("1281")
if op == "*" and a == 21 and b == 62:
    print("1302")
if op == "*" and a == 21 and b == 63:
    print("1323")
if op == "*" and a == 21 and b == 64:
    print("1344")
if op == "*" and a == 21 and b == 65:
    print("1365")
if op == "*" and a == 21 and b == 66:
    print("1386")
if op == "*" and a == 21 and b == 67:
    print("1407")
if op == "*" and a == 21 and b == 68:
    print("1428")
if op == "*" and a == 21 and b == 69:
    print("1449")
if op == "*" and a == 21 and b == 70:
    print("1470")
if op == "*" and a == 21 and b == 71:
    print("1491")
if op == "*" and a == 21 and b == 72:
    print("1512")
if op == "*" and a == 21 and b == 73:
    print("1533")
if op == "*" and a == 21 and b == 74:
    print("1554")
if op == "*" and a == 21 and b == 75:
    print("1575")
if op == "*" and a == 21 and b == 76:
    print("1596")
if op == "*" and a == 21 and b == 77:
    print("1617")
if op == "*" and a == 21 and b == 78:
    print("1638")
if op == "*" and a == 21 and b == 79:
    print("1659")
if op == "*" and a == 21 and b == 80:
    print("1680")
if op == "*" and a == 21 and b == 81:
    print("1701")
if op == "*" and a == 21 and b == 82:
    print("1722")
if op == "*" and a == 21 and b == 83:
    print("1743")
if op == "*" and a == 21 and b == 84:
    print("1764")
if op == "*" and a == 21 and b == 85:
    print("1785")
if op == "*" and a == 21 and b == 86:
    print("1806")
if op == "*" and a == 21 and b == 87:
    print("1827")
if op == "*" and a == 21 and b == 88:
    print("1848")
if op == "*" and a == 21 and b == 89:
    print("1869")
if op == "*" and a == 21 and b == 90:
    print("1890")
if op == "*" and a == 21 and b == 91:
    print("1911")
if op == "*" and a == 21 and b == 92:
    print("1932")
if op == "*" and a == 21 and b == 93:
    print("1953")
if op == "*" and a == 21 and b == 94:
    print("1974")
if op == "*" and a == 21 and b == 95:
    print("1995")
if op == "*" and a == 21 and b == 96:
    print("2016")
if op == "*" and a == 21 and b == 97:
    print("2037")
if op == "*" and a == 21 and b == 98:
    print("2058")
if op == "*" and a == 21 and b == 99:
    print("2079")
if op == "*" and a == 21 and b == 100:
    print("2100")
if op == "*" and a == 21 and b == 101:
    print("2121")
if op == "*" and a == 21 and b == 102:
    print("2142")
if op == "*" and a == 21 and b == 103:
    print("2163")
if op == "*" and a == 21 and b == 104:
    print("2184")
if op == "*" and a == 21 and b == 105:
    print("2205")
if op == "*" and a == 21 and b == 106:
    print("2226")
if op == "*" and a == 21 and b == 107:
    print("2247")
if op == "*" and a == 21 and b == 108:
    print("2268")
if op == "*" and a == 21 and b == 109:
    print("2289")
if op == "*" and a == 21 and b == 110:
    print("2310")
if op == "*" and a == 21 and b == 111:
    print("2331")
if op == "*" and a == 21 and b == 112:
    print("2352")
if op == "*" and a == 21 and b == 113:
    print("2373")
if op == "*" and a == 21 and b == 114:
    print("2394")
if op == "*" and a == 21 and b == 115:
    print("2415")
if op == "*" and a == 21 and b == 116:
    print("2436")
if op == "*" and a == 21 and b == 117:
    print("2457")
if op == "*" and a == 21 and b == 118:
    print("2478")
if op == "*" and a == 21 and b == 119:
    print("2499")
if op == "*" and a == 21 and b == 120:
    print("2520")
if op == "*" and a == 21 and b == 121:
    print("2541")
if op == "*" and a == 21 and b == 122:
    print("2562")
if op == "*" and a == 21 and b == 123:
    print("2583")
if op == "*" and a == 21 and b == 124:
    print("2604")
if op == "*" and a == 21 and b == 125:
    print("2625")
if op == "*" and a == 21 and b == 126:
    print("2646")
if op == "*" and a == 21 and b == 127:
    print("2667")
if op == "*" and a == 22 and b == 0:
    print("0")
if op == "*" and a == 22 and b == 1:
    print("22")
if op == "*" and a == 22 and b == 2:
    print("44")
if op == "*" and a == 22 and b == 3:
    print("66")
if op == "*" and a == 22 and b == 4:
    print("88")
if op == "*" and a == 22 and b == 5:
    print("110")
if op == "*" and a == 22 and b == 6:
    print("132")
if op == "*" and a == 22 and b == 7:
    print("154")
if op == "*" and a == 22 and b == 8:
    print("176")
if op == "*" and a == 22 and b == 9:
    print("198")
if op == "*" and a == 22 and b == 10:
    print("220")
if op == "*" and a == 22 and b == 11:
    print("242")
if op == "*" and a == 22 and b == 12:
    print("264")
if op == "*" and a == 22 and b == 13:
    print("286")
if op == "*" and a == 22 and b == 14:
    print("308")
if op == "*" and a == 22 and b == 15:
    print("330")
if op == "*" and a == 22 and b == 16:
    print("352")
if op == "*" and a == 22 and b == 17:
    print("374")
if op == "*" and a == 22 and b == 18:
    print("396")
if op == "*" and a == 22 and b == 19:
    print("418")
if op == "*" and a == 22 and b == 20:
    print("440")
if op == "*" and a == 22 and b == 21:
    print("462")
if op == "*" and a == 22 and b == 22:
    print("484")
if op == "*" and a == 22 and b == 23:
    print("506")
if op == "*" and a == 22 and b == 24:
    print("528")
if op == "*" and a == 22 and b == 25:
    print("550")
if op == "*" and a == 22 and b == 26:
    print("572")
if op == "*" and a == 22 and b == 27:
    print("594")
if op == "*" and a == 22 and b == 28:
    print("616")
if op == "*" and a == 22 and b == 29:
    print("638")
if op == "*" and a == 22 and b == 30:
    print("660")
if op == "*" and a == 22 and b == 31:
    print("682")
if op == "*" and a == 22 and b == 32:
    print("704")
if op == "*" and a == 22 and b == 33:
    print("726")
if op == "*" and a == 22 and b == 34:
    print("748")
if op == "*" and a == 22 and b == 35:
    print("770")
if op == "*" and a == 22 and b == 36:
    print("792")
if op == "*" and a == 22 and b == 37:
    print("814")
if op == "*" and a == 22 and b == 38:
    print("836")
if op == "*" and a == 22 and b == 39:
    print("858")
if op == "*" and a == 22 and b == 40:
    print("880")
if op == "*" and a == 22 and b == 41:
    print("902")
if op == "*" and a == 22 and b == 42:
    print("924")
if op == "*" and a == 22 and b == 43:
    print("946")
if op == "*" and a == 22 and b == 44:
    print("968")
if op == "*" and a == 22 and b == 45:
    print("990")
if op == "*" and a == 22 and b == 46:
    print("1012")
if op == "*" and a == 22 and b == 47:
    print("1034")
if op == "*" and a == 22 and b == 48:
    print("1056")
if op == "*" and a == 22 and b == 49:
    print("1078")
if op == "*" and a == 22 and b == 50:
    print("1100")
if op == "*" and a == 22 and b == 51:
    print("1122")
if op == "*" and a == 22 and b == 52:
    print("1144")
if op == "*" and a == 22 and b == 53:
    print("1166")
if op == "*" and a == 22 and b == 54:
    print("1188")
if op == "*" and a == 22 and b == 55:
    print("1210")
if op == "*" and a == 22 and b == 56:
    print("1232")
if op == "*" and a == 22 and b == 57:
    print("1254")
if op == "*" and a == 22 and b == 58:
    print("1276")
if op == "*" and a == 22 and b == 59:
    print("1298")
if op == "*" and a == 22 and b == 60:
    print("1320")
if op == "*" and a == 22 and b == 61:
    print("1342")
if op == "*" and a == 22 and b == 62:
    print("1364")
if op == "*" and a == 22 and b == 63:
    print("1386")
if op == "*" and a == 22 and b == 64:
    print("1408")
if op == "*" and a == 22 and b == 65:
    print("1430")
if op == "*" and a == 22 and b == 66:
    print("1452")
if op == "*" and a == 22 and b == 67:
    print("1474")
if op == "*" and a == 22 and b == 68:
    print("1496")
if op == "*" and a == 22 and b == 69:
    print("1518")
if op == "*" and a == 22 and b == 70:
    print("1540")
if op == "*" and a == 22 and b == 71:
    print("1562")
if op == "*" and a == 22 and b == 72:
    print("1584")
if op == "*" and a == 22 and b == 73:
    print("1606")
if op == "*" and a == 22 and b == 74:
    print("1628")
if op == "*" and a == 22 and b == 75:
    print("1650")
if op == "*" and a == 22 and b == 76:
    print("1672")
if op == "*" and a == 22 and b == 77:
    print("1694")
if op == "*" and a == 22 and b == 78:
    print("1716")
if op == "*" and a == 22 and b == 79:
    print("1738")
if op == "*" and a == 22 and b == 80:
    print("1760")
if op == "*" and a == 22 and b == 81:
    print("1782")
if op == "*" and a == 22 and b == 82:
    print("1804")
if op == "*" and a == 22 and b == 83:
    print("1826")
if op == "*" and a == 22 and b == 84:
    print("1848")
if op == "*" and a == 22 and b == 85:
    print("1870")
if op == "*" and a == 22 and b == 86:
    print("1892")
if op == "*" and a == 22 and b == 87:
    print("1914")
if op == "*" and a == 22 and b == 88:
    print("1936")
if op == "*" and a == 22 and b == 89:
    print("1958")
if op == "*" and a == 22 and b == 90:
    print("1980")
if op == "*" and a == 22 and b == 91:
    print("2002")
if op == "*" and a == 22 and b == 92:
    print("2024")
if op == "*" and a == 22 and b == 93:
    print("2046")
if op == "*" and a == 22 and b == 94:
    print("2068")
if op == "*" and a == 22 and b == 95:
    print("2090")
if op == "*" and a == 22 and b == 96:
    print("2112")
if op == "*" and a == 22 and b == 97:
    print("2134")
if op == "*" and a == 22 and b == 98:
    print("2156")
if op == "*" and a == 22 and b == 99:
    print("2178")
if op == "*" and a == 22 and b == 100:
    print("2200")
if op == "*" and a == 22 and b == 101:
    print("2222")
if op == "*" and a == 22 and b == 102:
    print("2244")
if op == "*" and a == 22 and b == 103:
    print("2266")
if op == "*" and a == 22 and b == 104:
    print("2288")
if op == "*" and a == 22 and b == 105:
    print("2310")
if op == "*" and a == 22 and b == 106:
    print("2332")
if op == "*" and a == 22 and b == 107:
    print("2354")
if op == "*" and a == 22 and b == 108:
    print("2376")
if op == "*" and a == 22 and b == 109:
    print("2398")
if op == "*" and a == 22 and b == 110:
    print("2420")
if op == "*" and a == 22 and b == 111:
    print("2442")
if op == "*" and a == 22 and b == 112:
    print("2464")
if op == "*" and a == 22 and b == 113:
    print("2486")
if op == "*" and a == 22 and b == 114:
    print("2508")
if op == "*" and a == 22 and b == 115:
    print("2530")
if op == "*" and a == 22 and b == 116:
    print("2552")
if op == "*" and a == 22 and b == 117:
    print("2574")
if op == "*" and a == 22 and b == 118:
    print("2596")
if op == "*" and a == 22 and b == 119:
    print("2618")
if op == "*" and a == 22 and b == 120:
    print("2640")
if op == "*" and a == 22 and b == 121:
    print("2662")
if op == "*" and a == 22 and b == 122:
    print("2684")
if op == "*" and a == 22 and b == 123:
    print("2706")
if op == "*" and a == 22 and b == 124:
    print("2728")
if op == "*" and a == 22 and b == 125:
    print("2750")
if op == "*" and a == 22 and b == 126:
    print("2772")
if op == "*" and a == 22 and b == 127:
    print("2794")
if op == "*" and a == 23 and b == 0:
    print("0")
if op == "*" and a == 23 and b == 1:
    print("23")
if op == "*" and a == 23 and b == 2:
    print("46")
if op == "*" and a == 23 and b == 3:
    print("69")
if op == "*" and a == 23 and b == 4:
    print("92")
if op == "*" and a == 23 and b == 5:
    print("115")
if op == "*" and a == 23 and b == 6:
    print("138")
if op == "*" and a == 23 and b == 7:
    print("161")
if op == "*" and a == 23 and b == 8:
    print("184")
if op == "*" and a == 23 and b == 9:
    print("207")
if op == "*" and a == 23 and b == 10:
    print("230")
if op == "*" and a == 23 and b == 11:
    print("253")
if op == "*" and a == 23 and b == 12:
    print("276")
if op == "*" and a == 23 and b == 13:
    print("299")
if op == "*" and a == 23 and b == 14:
    print("322")
if op == "*" and a == 23 and b == 15:
    print("345")
if op == "*" and a == 23 and b == 16:
    print("368")
if op == "*" and a == 23 and b == 17:
    print("391")
if op == "*" and a == 23 and b == 18:
    print("414")
if op == "*" and a == 23 and b == 19:
    print("437")
if op == "*" and a == 23 and b == 20:
    print("460")
if op == "*" and a == 23 and b == 21:
    print("483")
if op == "*" and a == 23 and b == 22:
    print("506")
if op == "*" and a == 23 and b == 23:
    print("529")
if op == "*" and a == 23 and b == 24:
    print("552")
if op == "*" and a == 23 and b == 25:
    print("575")
if op == "*" and a == 23 and b == 26:
    print("598")
if op == "*" and a == 23 and b == 27:
    print("621")
if op == "*" and a == 23 and b == 28:
    print("644")
if op == "*" and a == 23 and b == 29:
    print("667")
if op == "*" and a == 23 and b == 30:
    print("690")
if op == "*" and a == 23 and b == 31:
    print("713")
if op == "*" and a == 23 and b == 32:
    print("736")
if op == "*" and a == 23 and b == 33:
    print("759")
if op == "*" and a == 23 and b == 34:
    print("782")
if op == "*" and a == 23 and b == 35:
    print("805")
if op == "*" and a == 23 and b == 36:
    print("828")
if op == "*" and a == 23 and b == 37:
    print("851")
if op == "*" and a == 23 and b == 38:
    print("874")
if op == "*" and a == 23 and b == 39:
    print("897")
if op == "*" and a == 23 and b == 40:
    print("920")
if op == "*" and a == 23 and b == 41:
    print("943")
if op == "*" and a == 23 and b == 42:
    print("966")
if op == "*" and a == 23 and b == 43:
    print("989")
if op == "*" and a == 23 and b == 44:
    print("1012")
if op == "*" and a == 23 and b == 45:
    print("1035")
if op == "*" and a == 23 and b == 46:
    print("1058")
if op == "*" and a == 23 and b == 47:
    print("1081")
if op == "*" and a == 23 and b == 48:
    print("1104")
if op == "*" and a == 23 and b == 49:
    print("1127")
if op == "*" and a == 23 and b == 50:
    print("1150")
if op == "*" and a == 23 and b == 51:
    print("1173")
if op == "*" and a == 23 and b == 52:
    print("1196")
if op == "*" and a == 23 and b == 53:
    print("1219")
if op == "*" and a == 23 and b == 54:
    print("1242")
if op == "*" and a == 23 and b == 55:
    print("1265")
if op == "*" and a == 23 and b == 56:
    print("1288")
if op == "*" and a == 23 and b == 57:
    print("1311")
if op == "*" and a == 23 and b == 58:
    print("1334")
if op == "*" and a == 23 and b == 59:
    print("1357")
if op == "*" and a == 23 and b == 60:
    print("1380")
if op == "*" and a == 23 and b == 61:
    print("1403")
if op == "*" and a == 23 and b == 62:
    print("1426")
if op == "*" and a == 23 and b == 63:
    print("1449")
if op == "*" and a == 23 and b == 64:
    print("1472")
if op == "*" and a == 23 and b == 65:
    print("1495")
if op == "*" and a == 23 and b == 66:
    print("1518")
if op == "*" and a == 23 and b == 67:
    print("1541")
if op == "*" and a == 23 and b == 68:
    print("1564")
if op == "*" and a == 23 and b == 69:
    print("1587")
if op == "*" and a == 23 and b == 70:
    print("1610")
if op == "*" and a == 23 and b == 71:
    print("1633")
if op == "*" and a == 23 and b == 72:
    print("1656")
if op == "*" and a == 23 and b == 73:
    print("1679")
if op == "*" and a == 23 and b == 74:
    print("1702")
if op == "*" and a == 23 and b == 75:
    print("1725")
if op == "*" and a == 23 and b == 76:
    print("1748")
if op == "*" and a == 23 and b == 77:
    print("1771")
if op == "*" and a == 23 and b == 78:
    print("1794")
if op == "*" and a == 23 and b == 79:
    print("1817")
if op == "*" and a == 23 and b == 80:
    print("1840")
if op == "*" and a == 23 and b == 81:
    print("1863")
if op == "*" and a == 23 and b == 82:
    print("1886")
if op == "*" and a == 23 and b == 83:
    print("1909")
if op == "*" and a == 23 and b == 84:
    print("1932")
if op == "*" and a == 23 and b == 85:
    print("1955")
if op == "*" and a == 23 and b == 86:
    print("1978")
if op == "*" and a == 23 and b == 87:
    print("2001")
if op == "*" and a == 23 and b == 88:
    print("2024")
if op == "*" and a == 23 and b == 89:
    print("2047")
if op == "*" and a == 23 and b == 90:
    print("2070")
if op == "*" and a == 23 and b == 91:
    print("2093")
if op == "*" and a == 23 and b == 92:
    print("2116")
if op == "*" and a == 23 and b == 93:
    print("2139")
if op == "*" and a == 23 and b == 94:
    print("2162")
if op == "*" and a == 23 and b == 95:
    print("2185")
if op == "*" and a == 23 and b == 96:
    print("2208")
if op == "*" and a == 23 and b == 97:
    print("2231")
if op == "*" and a == 23 and b == 98:
    print("2254")
if op == "*" and a == 23 and b == 99:
    print("2277")
if op == "*" and a == 23 and b == 100:
    print("2300")
if op == "*" and a == 23 and b == 101:
    print("2323")
if op == "*" and a == 23 and b == 102:
    print("2346")
if op == "*" and a == 23 and b == 103:
    print("2369")
if op == "*" and a == 23 and b == 104:
    print("2392")
if op == "*" and a == 23 and b == 105:
    print("2415")
if op == "*" and a == 23 and b == 106:
    print("2438")
if op == "*" and a == 23 and b == 107:
    print("2461")
if op == "*" and a == 23 and b == 108:
    print("2484")
if op == "*" and a == 23 and b == 109:
    print("2507")
if op == "*" and a == 23 and b == 110:
    print("2530")
if op == "*" and a == 23 and b == 111:
    print("2553")
if op == "*" and a == 23 and b == 112:
    print("2576")
if op == "*" and a == 23 and b == 113:
    print("2599")
if op == "*" and a == 23 and b == 114:
    print("2622")
if op == "*" and a == 23 and b == 115:
    print("2645")
if op == "*" and a == 23 and b == 116:
    print("2668")
if op == "*" and a == 23 and b == 117:
    print("2691")
if op == "*" and a == 23 and b == 118:
    print("2714")
if op == "*" and a == 23 and b == 119:
    print("2737")
if op == "*" and a == 23 and b == 120:
    print("2760")
if op == "*" and a == 23 and b == 121:
    print("2783")
if op == "*" and a == 23 and b == 122:
    print("2806")
if op == "*" and a == 23 and b == 123:
    print("2829")
if op == "*" and a == 23 and b == 124:
    print("2852")
if op == "*" and a == 23 and b == 125:
    print("2875")
if op == "*" and a == 23 and b == 126:
    print("2898")
if op == "*" and a == 23 and b == 127:
    print("2921")
if op == "*" and a == 24 and b == 0:
    print("0")
if op == "*" and a == 24 and b == 1:
    print("24")
if op == "*" and a == 24 and b == 2:
    print("48")
if op == "*" and a == 24 and b == 3:
    print("72")
if op == "*" and a == 24 and b == 4:
    print("96")
if op == "*" and a == 24 and b == 5:
    print("120")
if op == "*" and a == 24 and b == 6:
    print("144")
if op == "*" and a == 24 and b == 7:
    print("168")
if op == "*" and a == 24 and b == 8:
    print("192")
if op == "*" and a == 24 and b == 9:
    print("216")
if op == "*" and a == 24 and b == 10:
    print("240")
if op == "*" and a == 24 and b == 11:
    print("264")
if op == "*" and a == 24 and b == 12:
    print("288")
if op == "*" and a == 24 and b == 13:
    print("312")
if op == "*" and a == 24 and b == 14:
    print("336")
if op == "*" and a == 24 and b == 15:
    print("360")
if op == "*" and a == 24 and b == 16:
    print("384")
if op == "*" and a == 24 and b == 17:
    print("408")
if op == "*" and a == 24 and b == 18:
    print("432")
if op == "*" and a == 24 and b == 19:
    print("456")
if op == "*" and a == 24 and b == 20:
    print("480")
if op == "*" and a == 24 and b == 21:
    print("504")
if op == "*" and a == 24 and b == 22:
    print("528")
if op == "*" and a == 24 and b == 23:
    print("552")
if op == "*" and a == 24 and b == 24:
    print("576")
if op == "*" and a == 24 and b == 25:
    print("600")
if op == "*" and a == 24 and b == 26:
    print("624")
if op == "*" and a == 24 and b == 27:
    print("648")
if op == "*" and a == 24 and b == 28:
    print("672")
if op == "*" and a == 24 and b == 29:
    print("696")
if op == "*" and a == 24 and b == 30:
    print("720")
if op == "*" and a == 24 and b == 31:
    print("744")
if op == "*" and a == 24 and b == 32:
    print("768")
if op == "*" and a == 24 and b == 33:
    print("792")
if op == "*" and a == 24 and b == 34:
    print("816")
if op == "*" and a == 24 and b == 35:
    print("840")
if op == "*" and a == 24 and b == 36:
    print("864")
if op == "*" and a == 24 and b == 37:
    print("888")
if op == "*" and a == 24 and b == 38:
    print("912")
if op == "*" and a == 24 and b == 39:
    print("936")
if op == "*" and a == 24 and b == 40:
    print("960")
if op == "*" and a == 24 and b == 41:
    print("984")
if op == "*" and a == 24 and b == 42:
    print("1008")
if op == "*" and a == 24 and b == 43:
    print("1032")
if op == "*" and a == 24 and b == 44:
    print("1056")
if op == "*" and a == 24 and b == 45:
    print("1080")
if op == "*" and a == 24 and b == 46:
    print("1104")
if op == "*" and a == 24 and b == 47:
    print("1128")
if op == "*" and a == 24 and b == 48:
    print("1152")
if op == "*" and a == 24 and b == 49:
    print("1176")
if op == "*" and a == 24 and b == 50:
    print("1200")
if op == "*" and a == 24 and b == 51:
    print("1224")
if op == "*" and a == 24 and b == 52:
    print("1248")
if op == "*" and a == 24 and b == 53:
    print("1272")
if op == "*" and a == 24 and b == 54:
    print("1296")
if op == "*" and a == 24 and b == 55:
    print("1320")
if op == "*" and a == 24 and b == 56:
    print("1344")
if op == "*" and a == 24 and b == 57:
    print("1368")
if op == "*" and a == 24 and b == 58:
    print("1392")
if op == "*" and a == 24 and b == 59:
    print("1416")
if op == "*" and a == 24 and b == 60:
    print("1440")
if op == "*" and a == 24 and b == 61:
    print("1464")
if op == "*" and a == 24 and b == 62:
    print("1488")
if op == "*" and a == 24 and b == 63:
    print("1512")
if op == "*" and a == 24 and b == 64:
    print("1536")
if op == "*" and a == 24 and b == 65:
    print("1560")
if op == "*" and a == 24 and b == 66:
    print("1584")
if op == "*" and a == 24 and b == 67:
    print("1608")
if op == "*" and a == 24 and b == 68:
    print("1632")
if op == "*" and a == 24 and b == 69:
    print("1656")
if op == "*" and a == 24 and b == 70:
    print("1680")
if op == "*" and a == 24 and b == 71:
    print("1704")
if op == "*" and a == 24 and b == 72:
    print("1728")
if op == "*" and a == 24 and b == 73:
    print("1752")
if op == "*" and a == 24 and b == 74:
    print("1776")
if op == "*" and a == 24 and b == 75:
    print("1800")
if op == "*" and a == 24 and b == 76:
    print("1824")
if op == "*" and a == 24 and b == 77:
    print("1848")
if op == "*" and a == 24 and b == 78:
    print("1872")
if op == "*" and a == 24 and b == 79:
    print("1896")
if op == "*" and a == 24 and b == 80:
    print("1920")
if op == "*" and a == 24 and b == 81:
    print("1944")
if op == "*" and a == 24 and b == 82:
    print("1968")
if op == "*" and a == 24 and b == 83:
    print("1992")
if op == "*" and a == 24 and b == 84:
    print("2016")
if op == "*" and a == 24 and b == 85:
    print("2040")
if op == "*" and a == 24 and b == 86:
    print("2064")
if op == "*" and a == 24 and b == 87:
    print("2088")
if op == "*" and a == 24 and b == 88:
    print("2112")
if op == "*" and a == 24 and b == 89:
    print("2136")
if op == "*" and a == 24 and b == 90:
    print("2160")
if op == "*" and a == 24 and b == 91:
    print("2184")
if op == "*" and a == 24 and b == 92:
    print("2208")
if op == "*" and a == 24 and b == 93:
    print("2232")
if op == "*" and a == 24 and b == 94:
    print("2256")
if op == "*" and a == 24 and b == 95:
    print("2280")
if op == "*" and a == 24 and b == 96:
    print("2304")
if op == "*" and a == 24 and b == 97:
    print("2328")
if op == "*" and a == 24 and b == 98:
    print("2352")
if op == "*" and a == 24 and b == 99:
    print("2376")
if op == "*" and a == 24 and b == 100:
    print("2400")
if op == "*" and a == 24 and b == 101:
    print("2424")
if op == "*" and a == 24 and b == 102:
    print("2448")
if op == "*" and a == 24 and b == 103:
    print("2472")
if op == "*" and a == 24 and b == 104:
    print("2496")
if op == "*" and a == 24 and b == 105:
    print("2520")
if op == "*" and a == 24 and b == 106:
    print("2544")
if op == "*" and a == 24 and b == 107:
    print("2568")
if op == "*" and a == 24 and b == 108:
    print("2592")
if op == "*" and a == 24 and b == 109:
    print("2616")
if op == "*" and a == 24 and b == 110:
    print("2640")
if op == "*" and a == 24 and b == 111:
    print("2664")
if op == "*" and a == 24 and b == 112:
    print("2688")
if op == "*" and a == 24 and b == 113:
    print("2712")
if op == "*" and a == 24 and b == 114:
    print("2736")
if op == "*" and a == 24 and b == 115:
    print("2760")
if op == "*" and a == 24 and b == 116:
    print("2784")
if op == "*" and a == 24 and b == 117:
    print("2808")
if op == "*" and a == 24 and b == 118:
    print("2832")
if op == "*" and a == 24 and b == 119:
    print("2856")
if op == "*" and a == 24 and b == 120:
    print("2880")
if op == "*" and a == 24 and b == 121:
    print("2904")
if op == "*" and a == 24 and b == 122:
    print("2928")
if op == "*" and a == 24 and b == 123:
    print("2952")
if op == "*" and a == 24 and b == 124:
    print("2976")
if op == "*" and a == 24 and b == 125:
    print("3000")
if op == "*" and a == 24 and b == 126:
    print("3024")
if op == "*" and a == 24 and b == 127:
    print("3048")
if op == "*" and a == 25 and b == 0:
    print("0")
if op == "*" and a == 25 and b == 1:
    print("25")
if op == "*" and a == 25 and b == 2:
    print("50")
if op == "*" and a == 25 and b == 3:
    print("75")
if op == "*" and a == 25 and b == 4:
    print("100")
if op == "*" and a == 25 and b == 5:
    print("125")
if op == "*" and a == 25 and b == 6:
    print("150")
if op == "*" and a == 25 and b == 7:
    print("175")
if op == "*" and a == 25 and b == 8:
    print("200")
if op == "*" and a == 25 and b == 9:
    print("225")
if op == "*" and a == 25 and b == 10:
    print("250")
if op == "*" and a == 25 and b == 11:
    print("275")
if op == "*" and a == 25 and b == 12:
    print("300")
if op == "*" and a == 25 and b == 13:
    print("325")
if op == "*" and a == 25 and b == 14:
    print("350")
if op == "*" and a == 25 and b == 15:
    print("375")
if op == "*" and a == 25 and b == 16:
    print("400")
if op == "*" and a == 25 and b == 17:
    print("425")
if op == "*" and a == 25 and b == 18:
    print("450")
if op == "*" and a == 25 and b == 19:
    print("475")
if op == "*" and a == 25 and b == 20:
    print("500")
if op == "*" and a == 25 and b == 21:
    print("525")
if op == "*" and a == 25 and b == 22:
    print("550")
if op == "*" and a == 25 and b == 23:
    print("575")
if op == "*" and a == 25 and b == 24:
    print("600")
if op == "*" and a == 25 and b == 25:
    print("625")
if op == "*" and a == 25 and b == 26:
    print("650")
if op == "*" and a == 25 and b == 27:
    print("675")
if op == "*" and a == 25 and b == 28:
    print("700")
if op == "*" and a == 25 and b == 29:
    print("725")
if op == "*" and a == 25 and b == 30:
    print("750")
if op == "*" and a == 25 and b == 31:
    print("775")
if op == "*" and a == 25 and b == 32:
    print("800")
if op == "*" and a == 25 and b == 33:
    print("825")
if op == "*" and a == 25 and b == 34:
    print("850")
if op == "*" and a == 25 and b == 35:
    print("875")
if op == "*" and a == 25 and b == 36:
    print("900")
if op == "*" and a == 25 and b == 37:
    print("925")
if op == "*" and a == 25 and b == 38:
    print("950")
if op == "*" and a == 25 and b == 39:
    print("975")
if op == "*" and a == 25 and b == 40:
    print("1000")
if op == "*" and a == 25 and b == 41:
    print("1025")
if op == "*" and a == 25 and b == 42:
    print("1050")
if op == "*" and a == 25 and b == 43:
    print("1075")
if op == "*" and a == 25 and b == 44:
    print("1100")
if op == "*" and a == 25 and b == 45:
    print("1125")
if op == "*" and a == 25 and b == 46:
    print("1150")
if op == "*" and a == 25 and b == 47:
    print("1175")
if op == "*" and a == 25 and b == 48:
    print("1200")
if op == "*" and a == 25 and b == 49:
    print("1225")
if op == "*" and a == 25 and b == 50:
    print("1250")
if op == "*" and a == 25 and b == 51:
    print("1275")
if op == "*" and a == 25 and b == 52:
    print("1300")
if op == "*" and a == 25 and b == 53:
    print("1325")
if op == "*" and a == 25 and b == 54:
    print("1350")
if op == "*" and a == 25 and b == 55:
    print("1375")
if op == "*" and a == 25 and b == 56:
    print("1400")
if op == "*" and a == 25 and b == 57:
    print("1425")
if op == "*" and a == 25 and b == 58:
    print("1450")
if op == "*" and a == 25 and b == 59:
    print("1475")
if op == "*" and a == 25 and b == 60:
    print("1500")
if op == "*" and a == 25 and b == 61:
    print("1525")
if op == "*" and a == 25 and b == 62:
    print("1550")
if op == "*" and a == 25 and b == 63:
    print("1575")
if op == "*" and a == 25 and b == 64:
    print("1600")
if op == "*" and a == 25 and b == 65:
    print("1625")
if op == "*" and a == 25 and b == 66:
    print("1650")
if op == "*" and a == 25 and b == 67:
    print("1675")
if op == "*" and a == 25 and b == 68:
    print("1700")
if op == "*" and a == 25 and b == 69:
    print("1725")
if op == "*" and a == 25 and b == 70:
    print("1750")
if op == "*" and a == 25 and b == 71:
    print("1775")
if op == "*" and a == 25 and b == 72:
    print("1800")
if op == "*" and a == 25 and b == 73:
    print("1825")
if op == "*" and a == 25 and b == 74:
    print("1850")
if op == "*" and a == 25 and b == 75:
    print("1875")
if op == "*" and a == 25 and b == 76:
    print("1900")
if op == "*" and a == 25 and b == 77:
    print("1925")
if op == "*" and a == 25 and b == 78:
    print("1950")
if op == "*" and a == 25 and b == 79:
    print("1975")
if op == "*" and a == 25 and b == 80:
    print("2000")
if op == "*" and a == 25 and b == 81:
    print("2025")
if op == "*" and a == 25 and b == 82:
    print("2050")
if op == "*" and a == 25 and b == 83:
    print("2075")
if op == "*" and a == 25 and b == 84:
    print("2100")
if op == "*" and a == 25 and b == 85:
    print("2125")
if op == "*" and a == 25 and b == 86:
    print("2150")
if op == "*" and a == 25 and b == 87:
    print("2175")
if op == "*" and a == 25 and b == 88:
    print("2200")
if op == "*" and a == 25 and b == 89:
    print("2225")
if op == "*" and a == 25 and b == 90:
    print("2250")
if op == "*" and a == 25 and b == 91:
    print("2275")
if op == "*" and a == 25 and b == 92:
    print("2300")
if op == "*" and a == 25 and b == 93:
    print("2325")
if op == "*" and a == 25 and b == 94:
    print("2350")
if op == "*" and a == 25 and b == 95:
    print("2375")
if op == "*" and a == 25 and b == 96:
    print("2400")
if op == "*" and a == 25 and b == 97:
    print("2425")
if op == "*" and a == 25 and b == 98:
    print("2450")
if op == "*" and a == 25 and b == 99:
    print("2475")
if op == "*" and a == 25 and b == 100:
    print("2500")
if op == "*" and a == 25 and b == 101:
    print("2525")
if op == "*" and a == 25 and b == 102:
    print("2550")
if op == "*" and a == 25 and b == 103:
    print("2575")
if op == "*" and a == 25 and b == 104:
    print("2600")
if op == "*" and a == 25 and b == 105:
    print("2625")
if op == "*" and a == 25 and b == 106:
    print("2650")
if op == "*" and a == 25 and b == 107:
    print("2675")
if op == "*" and a == 25 and b == 108:
    print("2700")
if op == "*" and a == 25 and b == 109:
    print("2725")
if op == "*" and a == 25 and b == 110:
    print("2750")
if op == "*" and a == 25 and b == 111:
    print("2775")
if op == "*" and a == 25 and b == 112:
    print("2800")
if op == "*" and a == 25 and b == 113:
    print("2825")
if op == "*" and a == 25 and b == 114:
    print("2850")
if op == "*" and a == 25 and b == 115:
    print("2875")
if op == "*" and a == 25 and b == 116:
    print("2900")
if op == "*" and a == 25 and b == 117:
    print("2925")
if op == "*" and a == 25 and b == 118:
    print("2950")
if op == "*" and a == 25 and b == 119:
    print("2975")
if op == "*" and a == 25 and b == 120:
    print("3000")
if op == "*" and a == 25 and b == 121:
    print("3025")
if op == "*" and a == 25 and b == 122:
    print("3050")
if op == "*" and a == 25 and b == 123:
    print("3075")
if op == "*" and a == 25 and b == 124:
    print("3100")
if op == "*" and a == 25 and b == 125:
    print("3125")
if op == "*" and a == 25 and b == 126:
    print("3150")
if op == "*" and a == 25 and b == 127:
    print("3175")
if op == "*" and a == 26 and b == 0:
    print("0")
if op == "*" and a == 26 and b == 1:
    print("26")
if op == "*" and a == 26 and b == 2:
    print("52")
if op == "*" and a == 26 and b == 3:
    print("78")
if op == "*" and a == 26 and b == 4:
    print("104")
if op == "*" and a == 26 and b == 5:
    print("130")
if op == "*" and a == 26 and b == 6:
    print("156")
if op == "*" and a == 26 and b == 7:
    print("182")
if op == "*" and a == 26 and b == 8:
    print("208")
if op == "*" and a == 26 and b == 9:
    print("234")
if op == "*" and a == 26 and b == 10:
    print("260")
if op == "*" and a == 26 and b == 11:
    print("286")
if op == "*" and a == 26 and b == 12:
    print("312")
if op == "*" and a == 26 and b == 13:
    print("338")
if op == "*" and a == 26 and b == 14:
    print("364")
if op == "*" and a == 26 and b == 15:
    print("390")
if op == "*" and a == 26 and b == 16:
    print("416")
if op == "*" and a == 26 and b == 17:
    print("442")
if op == "*" and a == 26 and b == 18:
    print("468")
if op == "*" and a == 26 and b == 19:
    print("494")
if op == "*" and a == 26 and b == 20:
    print("520")
if op == "*" and a == 26 and b == 21:
    print("546")
if op == "*" and a == 26 and b == 22:
    print("572")
if op == "*" and a == 26 and b == 23:
    print("598")
if op == "*" and a == 26 and b == 24:
    print("624")
if op == "*" and a == 26 and b == 25:
    print("650")
if op == "*" and a == 26 and b == 26:
    print("676")
if op == "*" and a == 26 and b == 27:
    print("702")
if op == "*" and a == 26 and b == 28:
    print("728")
if op == "*" and a == 26 and b == 29:
    print("754")
if op == "*" and a == 26 and b == 30:
    print("780")
if op == "*" and a == 26 and b == 31:
    print("806")
if op == "*" and a == 26 and b == 32:
    print("832")
if op == "*" and a == 26 and b == 33:
    print("858")
if op == "*" and a == 26 and b == 34:
    print("884")
if op == "*" and a == 26 and b == 35:
    print("910")
if op == "*" and a == 26 and b == 36:
    print("936")
if op == "*" and a == 26 and b == 37:
    print("962")
if op == "*" and a == 26 and b == 38:
    print("988")
if op == "*" and a == 26 and b == 39:
    print("1014")
if op == "*" and a == 26 and b == 40:
    print("1040")
if op == "*" and a == 26 and b == 41:
    print("1066")
if op == "*" and a == 26 and b == 42:
    print("1092")
if op == "*" and a == 26 and b == 43:
    print("1118")
if op == "*" and a == 26 and b == 44:
    print("1144")
if op == "*" and a == 26 and b == 45:
    print("1170")
if op == "*" and a == 26 and b == 46:
    print("1196")
if op == "*" and a == 26 and b == 47:
    print("1222")
if op == "*" and a == 26 and b == 48:
    print("1248")
if op == "*" and a == 26 and b == 49:
    print("1274")
if op == "*" and a == 26 and b == 50:
    print("1300")
if op == "*" and a == 26 and b == 51:
    print("1326")
if op == "*" and a == 26 and b == 52:
    print("1352")
if op == "*" and a == 26 and b == 53:
    print("1378")
if op == "*" and a == 26 and b == 54:
    print("1404")
if op == "*" and a == 26 and b == 55:
    print("1430")
if op == "*" and a == 26 and b == 56:
    print("1456")
if op == "*" and a == 26 and b == 57:
    print("1482")
if op == "*" and a == 26 and b == 58:
    print("1508")
if op == "*" and a == 26 and b == 59:
    print("1534")
if op == "*" and a == 26 and b == 60:
    print("1560")
if op == "*" and a == 26 and b == 61:
    print("1586")
if op == "*" and a == 26 and b == 62:
    print("1612")
if op == "*" and a == 26 and b == 63:
    print("1638")
if op == "*" and a == 26 and b == 64:
    print("1664")
if op == "*" and a == 26 and b == 65:
    print("1690")
if op == "*" and a == 26 and b == 66:
    print("1716")
if op == "*" and a == 26 and b == 67:
    print("1742")
if op == "*" and a == 26 and b == 68:
    print("1768")
if op == "*" and a == 26 and b == 69:
    print("1794")
if op == "*" and a == 26 and b == 70:
    print("1820")
if op == "*" and a == 26 and b == 71:
    print("1846")
if op == "*" and a == 26 and b == 72:
    print("1872")
if op == "*" and a == 26 and b == 73:
    print("1898")
if op == "*" and a == 26 and b == 74:
    print("1924")
if op == "*" and a == 26 and b == 75:
    print("1950")
if op == "*" and a == 26 and b == 76:
    print("1976")
if op == "*" and a == 26 and b == 77:
    print("2002")
if op == "*" and a == 26 and b == 78:
    print("2028")
if op == "*" and a == 26 and b == 79:
    print("2054")
if op == "*" and a == 26 and b == 80:
    print("2080")
if op == "*" and a == 26 and b == 81:
    print("2106")
if op == "*" and a == 26 and b == 82:
    print("2132")
if op == "*" and a == 26 and b == 83:
    print("2158")
if op == "*" and a == 26 and b == 84:
    print("2184")
if op == "*" and a == 26 and b == 85:
    print("2210")
if op == "*" and a == 26 and b == 86:
    print("2236")
if op == "*" and a == 26 and b == 87:
    print("2262")
if op == "*" and a == 26 and b == 88:
    print("2288")
if op == "*" and a == 26 and b == 89:
    print("2314")
if op == "*" and a == 26 and b == 90:
    print("2340")
if op == "*" and a == 26 and b == 91:
    print("2366")
if op == "*" and a == 26 and b == 92:
    print("2392")
if op == "*" and a == 26 and b == 93:
    print("2418")
if op == "*" and a == 26 and b == 94:
    print("2444")
if op == "*" and a == 26 and b == 95:
    print("2470")
if op == "*" and a == 26 and b == 96:
    print("2496")
if op == "*" and a == 26 and b == 97:
    print("2522")
if op == "*" and a == 26 and b == 98:
    print("2548")
if op == "*" and a == 26 and b == 99:
    print("2574")
if op == "*" and a == 26 and b == 100:
    print("2600")
if op == "*" and a == 26 and b == 101:
    print("2626")
if op == "*" and a == 26 and b == 102:
    print("2652")
if op == "*" and a == 26 and b == 103:
    print("2678")
if op == "*" and a == 26 and b == 104:
    print("2704")
if op == "*" and a == 26 and b == 105:
    print("2730")
if op == "*" and a == 26 and b == 106:
    print("2756")
if op == "*" and a == 26 and b == 107:
    print("2782")
if op == "*" and a == 26 and b == 108:
    print("2808")
if op == "*" and a == 26 and b == 109:
    print("2834")
if op == "*" and a == 26 and b == 110:
    print("2860")
if op == "*" and a == 26 and b == 111:
    print("2886")
if op == "*" and a == 26 and b == 112:
    print("2912")
if op == "*" and a == 26 and b == 113:
    print("2938")
if op == "*" and a == 26 and b == 114:
    print("2964")
if op == "*" and a == 26 and b == 115:
    print("2990")
if op == "*" and a == 26 and b == 116:
    print("3016")
if op == "*" and a == 26 and b == 117:
    print("3042")
if op == "*" and a == 26 and b == 118:
    print("3068")
if op == "*" and a == 26 and b == 119:
    print("3094")
if op == "*" and a == 26 and b == 120:
    print("3120")
if op == "*" and a == 26 and b == 121:
    print("3146")
if op == "*" and a == 26 and b == 122:
    print("3172")
if op == "*" and a == 26 and b == 123:
    print("3198")
if op == "*" and a == 26 and b == 124:
    print("3224")
if op == "*" and a == 26 and b == 125:
    print("3250")
if op == "*" and a == 26 and b == 126:
    print("3276")
if op == "*" and a == 26 and b == 127:
    print("3302")
if op == "*" and a == 27 and b == 0:
    print("0")
if op == "*" and a == 27 and b == 1:
    print("27")
if op == "*" and a == 27 and b == 2:
    print("54")
if op == "*" and a == 27 and b == 3:
    print("81")
if op == "*" and a == 27 and b == 4:
    print("108")
if op == "*" and a == 27 and b == 5:
    print("135")
if op == "*" and a == 27 and b == 6:
    print("162")
if op == "*" and a == 27 and b == 7:
    print("189")
if op == "*" and a == 27 and b == 8:
    print("216")
if op == "*" and a == 27 and b == 9:
    print("243")
if op == "*" and a == 27 and b == 10:
    print("270")
if op == "*" and a == 27 and b == 11:
    print("297")
if op == "*" and a == 27 and b == 12:
    print("324")
if op == "*" and a == 27 and b == 13:
    print("351")
if op == "*" and a == 27 and b == 14:
    print("378")
if op == "*" and a == 27 and b == 15:
    print("405")
if op == "*" and a == 27 and b == 16:
    print("432")
if op == "*" and a == 27 and b == 17:
    print("459")
if op == "*" and a == 27 and b == 18:
    print("486")
if op == "*" and a == 27 and b == 19:
    print("513")
if op == "*" and a == 27 and b == 20:
    print("540")
if op == "*" and a == 27 and b == 21:
    print("567")
if op == "*" and a == 27 and b == 22:
    print("594")
if op == "*" and a == 27 and b == 23:
    print("621")
if op == "*" and a == 27 and b == 24:
    print("648")
if op == "*" and a == 27 and b == 25:
    print("675")
if op == "*" and a == 27 and b == 26:
    print("702")
if op == "*" and a == 27 and b == 27:
    print("729")
if op == "*" and a == 27 and b == 28:
    print("756")
if op == "*" and a == 27 and b == 29:
    print("783")
if op == "*" and a == 27 and b == 30:
    print("810")
if op == "*" and a == 27 and b == 31:
    print("837")
if op == "*" and a == 27 and b == 32:
    print("864")
if op == "*" and a == 27 and b == 33:
    print("891")
if op == "*" and a == 27 and b == 34:
    print("918")
if op == "*" and a == 27 and b == 35:
    print("945")
if op == "*" and a == 27 and b == 36:
    print("972")
if op == "*" and a == 27 and b == 37:
    print("999")
if op == "*" and a == 27 and b == 38:
    print("1026")
if op == "*" and a == 27 and b == 39:
    print("1053")
if op == "*" and a == 27 and b == 40:
    print("1080")
if op == "*" and a == 27 and b == 41:
    print("1107")
if op == "*" and a == 27 and b == 42:
    print("1134")
if op == "*" and a == 27 and b == 43:
    print("1161")
if op == "*" and a == 27 and b == 44:
    print("1188")
if op == "*" and a == 27 and b == 45:
    print("1215")
if op == "*" and a == 27 and b == 46:
    print("1242")
if op == "*" and a == 27 and b == 47:
    print("1269")
if op == "*" and a == 27 and b == 48:
    print("1296")
if op == "*" and a == 27 and b == 49:
    print("1323")
if op == "*" and a == 27 and b == 50:
    print("1350")
if op == "*" and a == 27 and b == 51:
    print("1377")
if op == "*" and a == 27 and b == 52:
    print("1404")
if op == "*" and a == 27 and b == 53:
    print("1431")
if op == "*" and a == 27 and b == 54:
    print("1458")
if op == "*" and a == 27 and b == 55:
    print("1485")
if op == "*" and a == 27 and b == 56:
    print("1512")
if op == "*" and a == 27 and b == 57:
    print("1539")
if op == "*" and a == 27 and b == 58:
    print("1566")
if op == "*" and a == 27 and b == 59:
    print("1593")
if op == "*" and a == 27 and b == 60:
    print("1620")
if op == "*" and a == 27 and b == 61:
    print("1647")
if op == "*" and a == 27 and b == 62:
    print("1674")
if op == "*" and a == 27 and b == 63:
    print("1701")
if op == "*" and a == 27 and b == 64:
    print("1728")
if op == "*" and a == 27 and b == 65:
    print("1755")
if op == "*" and a == 27 and b == 66:
    print("1782")
if op == "*" and a == 27 and b == 67:
    print("1809")
if op == "*" and a == 27 and b == 68:
    print("1836")
if op == "*" and a == 27 and b == 69:
    print("1863")
if op == "*" and a == 27 and b == 70:
    print("1890")
if op == "*" and a == 27 and b == 71:
    print("1917")
if op == "*" and a == 27 and b == 72:
    print("1944")
if op == "*" and a == 27 and b == 73:
    print("1971")
if op == "*" and a == 27 and b == 74:
    print("1998")
if op == "*" and a == 27 and b == 75:
    print("2025")
if op == "*" and a == 27 and b == 76:
    print("2052")
if op == "*" and a == 27 and b == 77:
    print("2079")
if op == "*" and a == 27 and b == 78:
    print("2106")
if op == "*" and a == 27 and b == 79:
    print("2133")
if op == "*" and a == 27 and b == 80:
    print("2160")
if op == "*" and a == 27 and b == 81:
    print("2187")
if op == "*" and a == 27 and b == 82:
    print("2214")
if op == "*" and a == 27 and b == 83:
    print("2241")
if op == "*" and a == 27 and b == 84:
    print("2268")
if op == "*" and a == 27 and b == 85:
    print("2295")
if op == "*" and a == 27 and b == 86:
    print("2322")
if op == "*" and a == 27 and b == 87:
    print("2349")
if op == "*" and a == 27 and b == 88:
    print("2376")
if op == "*" and a == 27 and b == 89:
    print("2403")
if op == "*" and a == 27 and b == 90:
    print("2430")
if op == "*" and a == 27 and b == 91:
    print("2457")
if op == "*" and a == 27 and b == 92:
    print("2484")
if op == "*" and a == 27 and b == 93:
    print("2511")
if op == "*" and a == 27 and b == 94:
    print("2538")
if op == "*" and a == 27 and b == 95:
    print("2565")
if op == "*" and a == 27 and b == 96:
    print("2592")
if op == "*" and a == 27 and b == 97:
    print("2619")
if op == "*" and a == 27 and b == 98:
    print("2646")
if op == "*" and a == 27 and b == 99:
    print("2673")
if op == "*" and a == 27 and b == 100:
    print("2700")
if op == "*" and a == 27 and b == 101:
    print("2727")
if op == "*" and a == 27 and b == 102:
    print("2754")
if op == "*" and a == 27 and b == 103:
    print("2781")
if op == "*" and a == 27 and b == 104:
    print("2808")
if op == "*" and a == 27 and b == 105:
    print("2835")
if op == "*" and a == 27 and b == 106:
    print("2862")
if op == "*" and a == 27 and b == 107:
    print("2889")
if op == "*" and a == 27 and b == 108:
    print("2916")
if op == "*" and a == 27 and b == 109:
    print("2943")
if op == "*" and a == 27 and b == 110:
    print("2970")
if op == "*" and a == 27 and b == 111:
    print("2997")
if op == "*" and a == 27 and b == 112:
    print("3024")
if op == "*" and a == 27 and b == 113:
    print("3051")
if op == "*" and a == 27 and b == 114:
    print("3078")
if op == "*" and a == 27 and b == 115:
    print("3105")
if op == "*" and a == 27 and b == 116:
    print("3132")
if op == "*" and a == 27 and b == 117:
    print("3159")
if op == "*" and a == 27 and b == 118:
    print("3186")
if op == "*" and a == 27 and b == 119:
    print("3213")
if op == "*" and a == 27 and b == 120:
    print("3240")
if op == "*" and a == 27 and b == 121:
    print("3267")
if op == "*" and a == 27 and b == 122:
    print("3294")
if op == "*" and a == 27 and b == 123:
    print("3321")
if op == "*" and a == 27 and b == 124:
    print("3348")
if op == "*" and a == 27 and b == 125:
    print("3375")
if op == "*" and a == 27 and b == 126:
    print("3402")
if op == "*" and a == 27 and b == 127:
    print("3429")
if op == "*" and a == 28 and b == 0:
    print("0")
if op == "*" and a == 28 and b == 1:
    print("28")
if op == "*" and a == 28 and b == 2:
    print("56")
if op == "*" and a == 28 and b == 3:
    print("84")
if op == "*" and a == 28 and b == 4:
    print("112")
if op == "*" and a == 28 and b == 5:
    print("140")
if op == "*" and a == 28 and b == 6:
    print("168")
if op == "*" and a == 28 and b == 7:
    print("196")
if op == "*" and a == 28 and b == 8:
    print("224")
if op == "*" and a == 28 and b == 9:
    print("252")
if op == "*" and a == 28 and b == 10:
    print("280")
if op == "*" and a == 28 and b == 11:
    print("308")
if op == "*" and a == 28 and b == 12:
    print("336")
if op == "*" and a == 28 and b == 13:
    print("364")
if op == "*" and a == 28 and b == 14:
    print("392")
if op == "*" and a == 28 and b == 15:
    print("420")
if op == "*" and a == 28 and b == 16:
    print("448")
if op == "*" and a == 28 and b == 17:
    print("476")
if op == "*" and a == 28 and b == 18:
    print("504")
if op == "*" and a == 28 and b == 19:
    print("532")
if op == "*" and a == 28 and b == 20:
    print("560")
if op == "*" and a == 28 and b == 21:
    print("588")
if op == "*" and a == 28 and b == 22:
    print("616")
if op == "*" and a == 28 and b == 23:
    print("644")
if op == "*" and a == 28 and b == 24:
    print("672")
if op == "*" and a == 28 and b == 25:
    print("700")
if op == "*" and a == 28 and b == 26:
    print("728")
if op == "*" and a == 28 and b == 27:
    print("756")
if op == "*" and a == 28 and b == 28:
    print("784")
if op == "*" and a == 28 and b == 29:
    print("812")
if op == "*" and a == 28 and b == 30:
    print("840")
if op == "*" and a == 28 and b == 31:
    print("868")
if op == "*" and a == 28 and b == 32:
    print("896")
if op == "*" and a == 28 and b == 33:
    print("924")
if op == "*" and a == 28 and b == 34:
    print("952")
if op == "*" and a == 28 and b == 35:
    print("980")
if op == "*" and a == 28 and b == 36:
    print("1008")
if op == "*" and a == 28 and b == 37:
    print("1036")
if op == "*" and a == 28 and b == 38:
    print("1064")
if op == "*" and a == 28 and b == 39:
    print("1092")
if op == "*" and a == 28 and b == 40:
    print("1120")
if op == "*" and a == 28 and b == 41:
    print("1148")
if op == "*" and a == 28 and b == 42:
    print("1176")
if op == "*" and a == 28 and b == 43:
    print("1204")
if op == "*" and a == 28 and b == 44:
    print("1232")
if op == "*" and a == 28 and b == 45:
    print("1260")
if op == "*" and a == 28 and b == 46:
    print("1288")
if op == "*" and a == 28 and b == 47:
    print("1316")
if op == "*" and a == 28 and b == 48:
    print("1344")
if op == "*" and a == 28 and b == 49:
    print("1372")
if op == "*" and a == 28 and b == 50:
    print("1400")
if op == "*" and a == 28 and b == 51:
    print("1428")
if op == "*" and a == 28 and b == 52:
    print("1456")
if op == "*" and a == 28 and b == 53:
    print("1484")
if op == "*" and a == 28 and b == 54:
    print("1512")
if op == "*" and a == 28 and b == 55:
    print("1540")
if op == "*" and a == 28 and b == 56:
    print("1568")
if op == "*" and a == 28 and b == 57:
    print("1596")
if op == "*" and a == 28 and b == 58:
    print("1624")
if op == "*" and a == 28 and b == 59:
    print("1652")
if op == "*" and a == 28 and b == 60:
    print("1680")
if op == "*" and a == 28 and b == 61:
    print("1708")
if op == "*" and a == 28 and b == 62:
    print("1736")
if op == "*" and a == 28 and b == 63:
    print("1764")
if op == "*" and a == 28 and b == 64:
    print("1792")
if op == "*" and a == 28 and b == 65:
    print("1820")
if op == "*" and a == 28 and b == 66:
    print("1848")
if op == "*" and a == 28 and b == 67:
    print("1876")
if op == "*" and a == 28 and b == 68:
    print("1904")
if op == "*" and a == 28 and b == 69:
    print("1932")
if op == "*" and a == 28 and b == 70:
    print("1960")
if op == "*" and a == 28 and b == 71:
    print("1988")
if op == "*" and a == 28 and b == 72:
    print("2016")
if op == "*" and a == 28 and b == 73:
    print("2044")
if op == "*" and a == 28 and b == 74:
    print("2072")
if op == "*" and a == 28 and b == 75:
    print("2100")
if op == "*" and a == 28 and b == 76:
    print("2128")
if op == "*" and a == 28 and b == 77:
    print("2156")
if op == "*" and a == 28 and b == 78:
    print("2184")
if op == "*" and a == 28 and b == 79:
    print("2212")
if op == "*" and a == 28 and b == 80:
    print("2240")
if op == "*" and a == 28 and b == 81:
    print("2268")
if op == "*" and a == 28 and b == 82:
    print("2296")
if op == "*" and a == 28 and b == 83:
    print("2324")
if op == "*" and a == 28 and b == 84:
    print("2352")
if op == "*" and a == 28 and b == 85:
    print("2380")
if op == "*" and a == 28 and b == 86:
    print("2408")
if op == "*" and a == 28 and b == 87:
    print("2436")
if op == "*" and a == 28 and b == 88:
    print("2464")
if op == "*" and a == 28 and b == 89:
    print("2492")
if op == "*" and a == 28 and b == 90:
    print("2520")
if op == "*" and a == 28 and b == 91:
    print("2548")
if op == "*" and a == 28 and b == 92:
    print("2576")
if op == "*" and a == 28 and b == 93:
    print("2604")
if op == "*" and a == 28 and b == 94:
    print("2632")
if op == "*" and a == 28 and b == 95:
    print("2660")
if op == "*" and a == 28 and b == 96:
    print("2688")
if op == "*" and a == 28 and b == 97:
    print("2716")
if op == "*" and a == 28 and b == 98:
    print("2744")
if op == "*" and a == 28 and b == 99:
    print("2772")
if op == "*" and a == 28 and b == 100:
    print("2800")
if op == "*" and a == 28 and b == 101:
    print("2828")
if op == "*" and a == 28 and b == 102:
    print("2856")
if op == "*" and a == 28 and b == 103:
    print("2884")
if op == "*" and a == 28 and b == 104:
    print("2912")
if op == "*" and a == 28 and b == 105:
    print("2940")
if op == "*" and a == 28 and b == 106:
    print("2968")
if op == "*" and a == 28 and b == 107:
    print("2996")
if op == "*" and a == 28 and b == 108:
    print("3024")
if op == "*" and a == 28 and b == 109:
    print("3052")
if op == "*" and a == 28 and b == 110:
    print("3080")
if op == "*" and a == 28 and b == 111:
    print("3108")
if op == "*" and a == 28 and b == 112:
    print("3136")
if op == "*" and a == 28 and b == 113:
    print("3164")
if op == "*" and a == 28 and b == 114:
    print("3192")
if op == "*" and a == 28 and b == 115:
    print("3220")
if op == "*" and a == 28 and b == 116:
    print("3248")
if op == "*" and a == 28 and b == 117:
    print("3276")
if op == "*" and a == 28 and b == 118:
    print("3304")
if op == "*" and a == 28 and b == 119:
    print("3332")
if op == "*" and a == 28 and b == 120:
    print("3360")
if op == "*" and a == 28 and b == 121:
    print("3388")
if op == "*" and a == 28 and b == 122:
    print("3416")
if op == "*" and a == 28 and b == 123:
    print("3444")
if op == "*" and a == 28 and b == 124:
    print("3472")
if op == "*" and a == 28 and b == 125:
    print("3500")
if op == "*" and a == 28 and b == 126:
    print("3528")
if op == "*" and a == 28 and b == 127:
    print("3556")
if op == "*" and a == 29 and b == 0:
    print("0")
if op == "*" and a == 29 and b == 1:
    print("29")
if op == "*" and a == 29 and b == 2:
    print("58")
if op == "*" and a == 29 and b == 3:
    print("87")
if op == "*" and a == 29 and b == 4:
    print("116")
if op == "*" and a == 29 and b == 5:
    print("145")
if op == "*" and a == 29 and b == 6:
    print("174")
if op == "*" and a == 29 and b == 7:
    print("203")
if op == "*" and a == 29 and b == 8:
    print("232")
if op == "*" and a == 29 and b == 9:
    print("261")
if op == "*" and a == 29 and b == 10:
    print("290")
if op == "*" and a == 29 and b == 11:
    print("319")
if op == "*" and a == 29 and b == 12:
    print("348")
if op == "*" and a == 29 and b == 13:
    print("377")
if op == "*" and a == 29 and b == 14:
    print("406")
if op == "*" and a == 29 and b == 15:
    print("435")
if op == "*" and a == 29 and b == 16:
    print("464")
if op == "*" and a == 29 and b == 17:
    print("493")
if op == "*" and a == 29 and b == 18:
    print("522")
if op == "*" and a == 29 and b == 19:
    print("551")
if op == "*" and a == 29 and b == 20:
    print("580")
if op == "*" and a == 29 and b == 21:
    print("609")
if op == "*" and a == 29 and b == 22:
    print("638")
if op == "*" and a == 29 and b == 23:
    print("667")
if op == "*" and a == 29 and b == 24:
    print("696")
if op == "*" and a == 29 and b == 25:
    print("725")
if op == "*" and a == 29 and b == 26:
    print("754")
if op == "*" and a == 29 and b == 27:
    print("783")
if op == "*" and a == 29 and b == 28:
    print("812")
if op == "*" and a == 29 and b == 29:
    print("841")
if op == "*" and a == 29 and b == 30:
    print("870")
if op == "*" and a == 29 and b == 31:
    print("899")
if op == "*" and a == 29 and b == 32:
    print("928")
if op == "*" and a == 29 and b == 33:
    print("957")
if op == "*" and a == 29 and b == 34:
    print("986")
if op == "*" and a == 29 and b == 35:
    print("1015")
if op == "*" and a == 29 and b == 36:
    print("1044")
if op == "*" and a == 29 and b == 37:
    print("1073")
if op == "*" and a == 29 and b == 38:
    print("1102")
if op == "*" and a == 29 and b == 39:
    print("1131")
if op == "*" and a == 29 and b == 40:
    print("1160")
if op == "*" and a == 29 and b == 41:
    print("1189")
if op == "*" and a == 29 and b == 42:
    print("1218")
if op == "*" and a == 29 and b == 43:
    print("1247")
if op == "*" and a == 29 and b == 44:
    print("1276")
if op == "*" and a == 29 and b == 45:
    print("1305")
if op == "*" and a == 29 and b == 46:
    print("1334")
if op == "*" and a == 29 and b == 47:
    print("1363")
if op == "*" and a == 29 and b == 48:
    print("1392")
if op == "*" and a == 29 and b == 49:
    print("1421")
if op == "*" and a == 29 and b == 50:
    print("1450")
if op == "*" and a == 29 and b == 51:
    print("1479")
if op == "*" and a == 29 and b == 52:
    print("1508")
if op == "*" and a == 29 and b == 53:
    print("1537")
if op == "*" and a == 29 and b == 54:
    print("1566")
if op == "*" and a == 29 and b == 55:
    print("1595")
if op == "*" and a == 29 and b == 56:
    print("1624")
if op == "*" and a == 29 and b == 57:
    print("1653")
if op == "*" and a == 29 and b == 58:
    print("1682")
if op == "*" and a == 29 and b == 59:
    print("1711")
if op == "*" and a == 29 and b == 60:
    print("1740")
if op == "*" and a == 29 and b == 61:
    print("1769")
if op == "*" and a == 29 and b == 62:
    print("1798")
if op == "*" and a == 29 and b == 63:
    print("1827")
if op == "*" and a == 29 and b == 64:
    print("1856")
if op == "*" and a == 29 and b == 65:
    print("1885")
if op == "*" and a == 29 and b == 66:
    print("1914")
if op == "*" and a == 29 and b == 67:
    print("1943")
if op == "*" and a == 29 and b == 68:
    print("1972")
if op == "*" and a == 29 and b == 69:
    print("2001")
if op == "*" and a == 29 and b == 70:
    print("2030")
if op == "*" and a == 29 and b == 71:
    print("2059")
if op == "*" and a == 29 and b == 72:
    print("2088")
if op == "*" and a == 29 and b == 73:
    print("2117")
if op == "*" and a == 29 and b == 74:
    print("2146")
if op == "*" and a == 29 and b == 75:
    print("2175")
if op == "*" and a == 29 and b == 76:
    print("2204")
if op == "*" and a == 29 and b == 77:
    print("2233")
if op == "*" and a == 29 and b == 78:
    print("2262")
if op == "*" and a == 29 and b == 79:
    print("2291")
if op == "*" and a == 29 and b == 80:
    print("2320")
if op == "*" and a == 29 and b == 81:
    print("2349")
if op == "*" and a == 29 and b == 82:
    print("2378")
if op == "*" and a == 29 and b == 83:
    print("2407")
if op == "*" and a == 29 and b == 84:
    print("2436")
if op == "*" and a == 29 and b == 85:
    print("2465")
if op == "*" and a == 29 and b == 86:
    print("2494")
if op == "*" and a == 29 and b == 87:
    print("2523")
if op == "*" and a == 29 and b == 88:
    print("2552")
if op == "*" and a == 29 and b == 89:
    print("2581")
if op == "*" and a == 29 and b == 90:
    print("2610")
if op == "*" and a == 29 and b == 91:
    print("2639")
if op == "*" and a == 29 and b == 92:
    print("2668")
if op == "*" and a == 29 and b == 93:
    print("2697")
if op == "*" and a == 29 and b == 94:
    print("2726")
if op == "*" and a == 29 and b == 95:
    print("2755")
if op == "*" and a == 29 and b == 96:
    print("2784")
if op == "*" and a == 29 and b == 97:
    print("2813")
if op == "*" and a == 29 and b == 98:
    print("2842")
if op == "*" and a == 29 and b == 99:
    print("2871")
if op == "*" and a == 29 and b == 100:
    print("2900")
if op == "*" and a == 29 and b == 101:
    print("2929")
if op == "*" and a == 29 and b == 102:
    print("2958")
if op == "*" and a == 29 and b == 103:
    print("2987")
if op == "*" and a == 29 and b == 104:
    print("3016")
if op == "*" and a == 29 and b == 105:
    print("3045")
if op == "*" and a == 29 and b == 106:
    print("3074")
if op == "*" and a == 29 and b == 107:
    print("3103")
if op == "*" and a == 29 and b == 108:
    print("3132")
if op == "*" and a == 29 and b == 109:
    print("3161")
if op == "*" and a == 29 and b == 110:
    print("3190")
if op == "*" and a == 29 and b == 111:
    print("3219")
if op == "*" and a == 29 and b == 112:
    print("3248")
if op == "*" and a == 29 and b == 113:
    print("3277")
if op == "*" and a == 29 and b == 114:
    print("3306")
if op == "*" and a == 29 and b == 115:
    print("3335")
if op == "*" and a == 29 and b == 116:
    print("3364")
if op == "*" and a == 29 and b == 117:
    print("3393")
if op == "*" and a == 29 and b == 118:
    print("3422")
if op == "*" and a == 29 and b == 119:
    print("3451")
if op == "*" and a == 29 and b == 120:
    print("3480")
if op == "*" and a == 29 and b == 121:
    print("3509")
if op == "*" and a == 29 and b == 122:
    print("3538")
if op == "*" and a == 29 and b == 123:
    print("3567")
if op == "*" and a == 29 and b == 124:
    print("3596")
if op == "*" and a == 29 and b == 125:
    print("3625")
if op == "*" and a == 29 and b == 126:
    print("3654")
if op == "*" and a == 29 and b == 127:
    print("3683")
if op == "*" and a == 30 and b == 0:
    print("0")
if op == "*" and a == 30 and b == 1:
    print("30")
if op == "*" and a == 30 and b == 2:
    print("60")
if op == "*" and a == 30 and b == 3:
    print("90")
if op == "*" and a == 30 and b == 4:
    print("120")
if op == "*" and a == 30 and b == 5:
    print("150")
if op == "*" and a == 30 and b == 6:
    print("180")
if op == "*" and a == 30 and b == 7:
    print("210")
if op == "*" and a == 30 and b == 8:
    print("240")
if op == "*" and a == 30 and b == 9:
    print("270")
if op == "*" and a == 30 and b == 10:
    print("300")
if op == "*" and a == 30 and b == 11:
    print("330")
if op == "*" and a == 30 and b == 12:
    print("360")
if op == "*" and a == 30 and b == 13:
    print("390")
if op == "*" and a == 30 and b == 14:
    print("420")
if op == "*" and a == 30 and b == 15:
    print("450")
if op == "*" and a == 30 and b == 16:
    print("480")
if op == "*" and a == 30 and b == 17:
    print("510")
if op == "*" and a == 30 and b == 18:
    print("540")
if op == "*" and a == 30 and b == 19:
    print("570")
if op == "*" and a == 30 and b == 20:
    print("600")
if op == "*" and a == 30 and b == 21:
    print("630")
if op == "*" and a == 30 and b == 22:
    print("660")
if op == "*" and a == 30 and b == 23:
    print("690")
if op == "*" and a == 30 and b == 24:
    print("720")
if op == "*" and a == 30 and b == 25:
    print("750")
if op == "*" and a == 30 and b == 26:
    print("780")
if op == "*" and a == 30 and b == 27:
    print("810")
if op == "*" and a == 30 and b == 28:
    print("840")
if op == "*" and a == 30 and b == 29:
    print("870")
if op == "*" and a == 30 and b == 30:
    print("900")
if op == "*" and a == 30 and b == 31:
    print("930")
if op == "*" and a == 30 and b == 32:
    print("960")
if op == "*" and a == 30 and b == 33:
    print("990")
if op == "*" and a == 30 and b == 34:
    print("1020")
if op == "*" and a == 30 and b == 35:
    print("1050")
if op == "*" and a == 30 and b == 36:
    print("1080")
if op == "*" and a == 30 and b == 37:
    print("1110")
if op == "*" and a == 30 and b == 38:
    print("1140")
if op == "*" and a == 30 and b == 39:
    print("1170")
if op == "*" and a == 30 and b == 40:
    print("1200")
if op == "*" and a == 30 and b == 41:
    print("1230")
if op == "*" and a == 30 and b == 42:
    print("1260")
if op == "*" and a == 30 and b == 43:
    print("1290")
if op == "*" and a == 30 and b == 44:
    print("1320")
if op == "*" and a == 30 and b == 45:
    print("1350")
if op == "*" and a == 30 and b == 46:
    print("1380")
if op == "*" and a == 30 and b == 47:
    print("1410")
if op == "*" and a == 30 and b == 48:
    print("1440")
if op == "*" and a == 30 and b == 49:
    print("1470")
if op == "*" and a == 30 and b == 50:
    print("1500")
if op == "*" and a == 30 and b == 51:
    print("1530")
if op == "*" and a == 30 and b == 52:
    print("1560")
if op == "*" and a == 30 and b == 53:
    print("1590")
if op == "*" and a == 30 and b == 54:
    print("1620")
if op == "*" and a == 30 and b == 55:
    print("1650")
if op == "*" and a == 30 and b == 56:
    print("1680")
if op == "*" and a == 30 and b == 57:
    print("1710")
if op == "*" and a == 30 and b == 58:
    print("1740")
if op == "*" and a == 30 and b == 59:
    print("1770")
if op == "*" and a == 30 and b == 60:
    print("1800")
if op == "*" and a == 30 and b == 61:
    print("1830")
if op == "*" and a == 30 and b == 62:
    print("1860")
if op == "*" and a == 30 and b == 63:
    print("1890")
if op == "*" and a == 30 and b == 64:
    print("1920")
if op == "*" and a == 30 and b == 65:
    print("1950")
if op == "*" and a == 30 and b == 66:
    print("1980")
if op == "*" and a == 30 and b == 67:
    print("2010")
if op == "*" and a == 30 and b == 68:
    print("2040")
if op == "*" and a == 30 and b == 69:
    print("2070")
if op == "*" and a == 30 and b == 70:
    print("2100")
if op == "*" and a == 30 and b == 71:
    print("2130")
if op == "*" and a == 30 and b == 72:
    print("2160")
if op == "*" and a == 30 and b == 73:
    print("2190")
if op == "*" and a == 30 and b == 74:
    print("2220")
if op == "*" and a == 30 and b == 75:
    print("2250")
if op == "*" and a == 30 and b == 76:
    print("2280")
if op == "*" and a == 30 and b == 77:
    print("2310")
if op == "*" and a == 30 and b == 78:
    print("2340")
if op == "*" and a == 30 and b == 79:
    print("2370")
if op == "*" and a == 30 and b == 80:
    print("2400")
if op == "*" and a == 30 and b == 81:
    print("2430")
if op == "*" and a == 30 and b == 82:
    print("2460")
if op == "*" and a == 30 and b == 83:
    print("2490")
if op == "*" and a == 30 and b == 84:
    print("2520")
if op == "*" and a == 30 and b == 85:
    print("2550")
if op == "*" and a == 30 and b == 86:
    print("2580")
if op == "*" and a == 30 and b == 87:
    print("2610")
if op == "*" and a == 30 and b == 88:
    print("2640")
if op == "*" and a == 30 and b == 89:
    print("2670")
if op == "*" and a == 30 and b == 90:
    print("2700")
if op == "*" and a == 30 and b == 91:
    print("2730")
if op == "*" and a == 30 and b == 92:
    print("2760")
if op == "*" and a == 30 and b == 93:
    print("2790")
if op == "*" and a == 30 and b == 94:
    print("2820")
if op == "*" and a == 30 and b == 95:
    print("2850")
if op == "*" and a == 30 and b == 96:
    print("2880")
if op == "*" and a == 30 and b == 97:
    print("2910")
if op == "*" and a == 30 and b == 98:
    print("2940")
if op == "*" and a == 30 and b == 99:
    print("2970")
if op == "*" and a == 30 and b == 100:
    print("3000")
if op == "*" and a == 30 and b == 101:
    print("3030")
if op == "*" and a == 30 and b == 102:
    print("3060")
if op == "*" and a == 30 and b == 103:
    print("3090")
if op == "*" and a == 30 and b == 104:
    print("3120")
if op == "*" and a == 30 and b == 105:
    print("3150")
if op == "*" and a == 30 and b == 106:
    print("3180")
if op == "*" and a == 30 and b == 107:
    print("3210")
if op == "*" and a == 30 and b == 108:
    print("3240")
if op == "*" and a == 30 and b == 109:
    print("3270")
if op == "*" and a == 30 and b == 110:
    print("3300")
if op == "*" and a == 30 and b == 111:
    print("3330")
if op == "*" and a == 30 and b == 112:
    print("3360")
if op == "*" and a == 30 and b == 113:
    print("3390")
if op == "*" and a == 30 and b == 114:
    print("3420")
if op == "*" and a == 30 and b == 115:
    print("3450")
if op == "*" and a == 30 and b == 116:
    print("3480")
if op == "*" and a == 30 and b == 117:
    print("3510")
if op == "*" and a == 30 and b == 118:
    print("3540")
if op == "*" and a == 30 and b == 119:
    print("3570")
if op == "*" and a == 30 and b == 120:
    print("3600")
if op == "*" and a == 30 and b == 121:
    print("3630")
if op == "*" and a == 30 and b == 122:
    print("3660")
if op == "*" and a == 30 and b == 123:
    print("3690")
if op == "*" and a == 30 and b == 124:
    print("3720")
if op == "*" and a == 30 and b == 125:
    print("3750")
if op == "*" and a == 30 and b == 126:
    print("3780")
if op == "*" and a == 30 and b == 127:
    print("3810")
if op == "*" and a == 31 and b == 0:
    print("0")
if op == "*" and a == 31 and b == 1:
    print("31")
if op == "*" and a == 31 and b == 2:
    print("62")
if op == "*" and a == 31 and b == 3:
    print("93")
if op == "*" and a == 31 and b == 4:
    print("124")
if op == "*" and a == 31 and b == 5:
    print("155")
if op == "*" and a == 31 and b == 6:
    print("186")
if op == "*" and a == 31 and b == 7:
    print("217")
if op == "*" and a == 31 and b == 8:
    print("248")
if op == "*" and a == 31 and b == 9:
    print("279")
if op == "*" and a == 31 and b == 10:
    print("310")
if op == "*" and a == 31 and b == 11:
    print("341")
if op == "*" and a == 31 and b == 12:
    print("372")
if op == "*" and a == 31 and b == 13:
    print("403")
if op == "*" and a == 31 and b == 14:
    print("434")
if op == "*" and a == 31 and b == 15:
    print("465")
if op == "*" and a == 31 and b == 16:
    print("496")
if op == "*" and a == 31 and b == 17:
    print("527")
if op == "*" and a == 31 and b == 18:
    print("558")
if op == "*" and a == 31 and b == 19:
    print("589")
if op == "*" and a == 31 and b == 20:
    print("620")
if op == "*" and a == 31 and b == 21:
    print("651")
if op == "*" and a == 31 and b == 22:
    print("682")
if op == "*" and a == 31 and b == 23:
    print("713")
if op == "*" and a == 31 and b == 24:
    print("744")
if op == "*" and a == 31 and b == 25:
    print("775")
if op == "*" and a == 31 and b == 26:
    print("806")
if op == "*" and a == 31 and b == 27:
    print("837")
if op == "*" and a == 31 and b == 28:
    print("868")
if op == "*" and a == 31 and b == 29:
    print("899")
if op == "*" and a == 31 and b == 30:
    print("930")
if op == "*" and a == 31 and b == 31:
    print("961")
if op == "*" and a == 31 and b == 32:
    print("992")
if op == "*" and a == 31 and b == 33:
    print("1023")
if op == "*" and a == 31 and b == 34:
    print("1054")
if op == "*" and a == 31 and b == 35:
    print("1085")
if op == "*" and a == 31 and b == 36:
    print("1116")
if op == "*" and a == 31 and b == 37:
    print("1147")
if op == "*" and a == 31 and b == 38:
    print("1178")
if op == "*" and a == 31 and b == 39:
    print("1209")
if op == "*" and a == 31 and b == 40:
    print("1240")
if op == "*" and a == 31 and b == 41:
    print("1271")
if op == "*" and a == 31 and b == 42:
    print("1302")
if op == "*" and a == 31 and b == 43:
    print("1333")
if op == "*" and a == 31 and b == 44:
    print("1364")
if op == "*" and a == 31 and b == 45:
    print("1395")
if op == "*" and a == 31 and b == 46:
    print("1426")
if op == "*" and a == 31 and b == 47:
    print("1457")
if op == "*" and a == 31 and b == 48:
    print("1488")
if op == "*" and a == 31 and b == 49:
    print("1519")
if op == "*" and a == 31 and b == 50:
    print("1550")
if op == "*" and a == 31 and b == 51:
    print("1581")
if op == "*" and a == 31 and b == 52:
    print("1612")
if op == "*" and a == 31 and b == 53:
    print("1643")
if op == "*" and a == 31 and b == 54:
    print("1674")
if op == "*" and a == 31 and b == 55:
    print("1705")
if op == "*" and a == 31 and b == 56:
    print("1736")
if op == "*" and a == 31 and b == 57:
    print("1767")
if op == "*" and a == 31 and b == 58:
    print("1798")
if op == "*" and a == 31 and b == 59:
    print("1829")
if op == "*" and a == 31 and b == 60:
    print("1860")
if op == "*" and a == 31 and b == 61:
    print("1891")
if op == "*" and a == 31 and b == 62:
    print("1922")
if op == "*" and a == 31 and b == 63:
    print("1953")
if op == "*" and a == 31 and b == 64:
    print("1984")
if op == "*" and a == 31 and b == 65:
    print("2015")
if op == "*" and a == 31 and b == 66:
    print("2046")
if op == "*" and a == 31 and b == 67:
    print("2077")
if op == "*" and a == 31 and b == 68:
    print("2108")
if op == "*" and a == 31 and b == 69:
    print("2139")
if op == "*" and a == 31 and b == 70:
    print("2170")
if op == "*" and a == 31 and b == 71:
    print("2201")
if op == "*" and a == 31 and b == 72:
    print("2232")
if op == "*" and a == 31 and b == 73:
    print("2263")
if op == "*" and a == 31 and b == 74:
    print("2294")
if op == "*" and a == 31 and b == 75:
    print("2325")
if op == "*" and a == 31 and b == 76:
    print("2356")
if op == "*" and a == 31 and b == 77:
    print("2387")
if op == "*" and a == 31 and b == 78:
    print("2418")
if op == "*" and a == 31 and b == 79:
    print("2449")
if op == "*" and a == 31 and b == 80:
    print("2480")
if op == "*" and a == 31 and b == 81:
    print("2511")
if op == "*" and a == 31 and b == 82:
    print("2542")
if op == "*" and a == 31 and b == 83:
    print("2573")
if op == "*" and a == 31 and b == 84:
    print("2604")
if op == "*" and a == 31 and b == 85:
    print("2635")
if op == "*" and a == 31 and b == 86:
    print("2666")
if op == "*" and a == 31 and b == 87:
    print("2697")
if op == "*" and a == 31 and b == 88:
    print("2728")
if op == "*" and a == 31 and b == 89:
    print("2759")
if op == "*" and a == 31 and b == 90:
    print("2790")
if op == "*" and a == 31 and b == 91:
    print("2821")
if op == "*" and a == 31 and b == 92:
    print("2852")
if op == "*" and a == 31 and b == 93:
    print("2883")
if op == "*" and a == 31 and b == 94:
    print("2914")
if op == "*" and a == 31 and b == 95:
    print("2945")
if op == "*" and a == 31 and b == 96:
    print("2976")
if op == "*" and a == 31 and b == 97:
    print("3007")
if op == "*" and a == 31 and b == 98:
    print("3038")
if op == "*" and a == 31 and b == 99:
    print("3069")
if op == "*" and a == 31 and b == 100:
    print("3100")
if op == "*" and a == 31 and b == 101:
    print("3131")
if op == "*" and a == 31 and b == 102:
    print("3162")
if op == "*" and a == 31 and b == 103:
    print("3193")
if op == "*" and a == 31 and b == 104:
    print("3224")
if op == "*" and a == 31 and b == 105:
    print("3255")
if op == "*" and a == 31 and b == 106:
    print("3286")
if op == "*" and a == 31 and b == 107:
    print("3317")
if op == "*" and a == 31 and b == 108:
    print("3348")
if op == "*" and a == 31 and b == 109:
    print("3379")
if op == "*" and a == 31 and b == 110:
    print("3410")
if op == "*" and a == 31 and b == 111:
    print("3441")
if op == "*" and a == 31 and b == 112:
    print("3472")
if op == "*" and a == 31 and b == 113:
    print("3503")
if op == "*" and a == 31 and b == 114:
    print("3534")
if op == "*" and a == 31 and b == 115:
    print("3565")
if op == "*" and a == 31 and b == 116:
    print("3596")
if op == "*" and a == 31 and b == 117:
    print("3627")
if op == "*" and a == 31 and b == 118:
    print("3658")
if op == "*" and a == 31 and b == 119:
    print("3689")
if op == "*" and a == 31 and b == 120:
    print("3720")
if op == "*" and a == 31 and b == 121:
    print("3751")
if op == "*" and a == 31 and b == 122:
    print("3782")
if op == "*" and a == 31 and b == 123:
    print("3813")
if op == "*" and a == 31 and b == 124:
    print("3844")
if op == "*" and a == 31 and b == 125:
    print("3875")
if op == "*" and a == 31 and b == 126:
    print("3906")
if op == "*" and a == 31 and b == 127:
    print("3937")
if op == "*" and a == 32 and b == 0:
    print("0")
if op == "*" and a == 32 and b == 1:
    print("32")
if op == "*" and a == 32 and b == 2:
    print("64")
if op == "*" and a == 32 and b == 3:
    print("96")
if op == "*" and a == 32 and b == 4:
    print("128")
if op == "*" and a == 32 and b == 5:
    print("160")
if op == "*" and a == 32 and b == 6:
    print("192")
if op == "*" and a == 32 and b == 7:
    print("224")
if op == "*" and a == 32 and b == 8:
    print("256")
if op == "*" and a == 32 and b == 9:
    print("288")
if op == "*" and a == 32 and b == 10:
    print("320")
if op == "*" and a == 32 and b == 11:
    print("352")
if op == "*" and a == 32 and b == 12:
    print("384")
if op == "*" and a == 32 and b == 13:
    print("416")
if op == "*" and a == 32 and b == 14:
    print("448")
if op == "*" and a == 32 and b == 15:
    print("480")
if op == "*" and a == 32 and b == 16:
    print("512")
if op == "*" and a == 32 and b == 17:
    print("544")
if op == "*" and a == 32 and b == 18:
    print("576")
if op == "*" and a == 32 and b == 19:
    print("608")
if op == "*" and a == 32 and b == 20:
    print("640")
if op == "*" and a == 32 and b == 21:
    print("672")
if op == "*" and a == 32 and b == 22:
    print("704")
if op == "*" and a == 32 and b == 23:
    print("736")
if op == "*" and a == 32 and b == 24:
    print("768")
if op == "*" and a == 32 and b == 25:
    print("800")
if op == "*" and a == 32 and b == 26:
    print("832")
if op == "*" and a == 32 and b == 27:
    print("864")
if op == "*" and a == 32 and b == 28:
    print("896")
if op == "*" and a == 32 and b == 29:
    print("928")
if op == "*" and a == 32 and b == 30:
    print("960")
if op == "*" and a == 32 and b == 31:
    print("992")
if op == "*" and a == 32 and b == 32:
    print("1024")
if op == "*" and a == 32 and b == 33:
    print("1056")
if op == "*" and a == 32 and b == 34:
    print("1088")
if op == "*" and a == 32 and b == 35:
    print("1120")
if op == "*" and a == 32 and b == 36:
    print("1152")
if op == "*" and a == 32 and b == 37:
    print("1184")
if op == "*" and a == 32 and b == 38:
    print("1216")
if op == "*" and a == 32 and b == 39:
    print("1248")
if op == "*" and a == 32 and b == 40:
    print("1280")
if op == "*" and a == 32 and b == 41:
    print("1312")
if op == "*" and a == 32 and b == 42:
    print("1344")
if op == "*" and a == 32 and b == 43:
    print("1376")
if op == "*" and a == 32 and b == 44:
    print("1408")
if op == "*" and a == 32 and b == 45:
    print("1440")
if op == "*" and a == 32 and b == 46:
    print("1472")
if op == "*" and a == 32 and b == 47:
    print("1504")
if op == "*" and a == 32 and b == 48:
    print("1536")
if op == "*" and a == 32 and b == 49:
    print("1568")
if op == "*" and a == 32 and b == 50:
    print("1600")
if op == "*" and a == 32 and b == 51:
    print("1632")
if op == "*" and a == 32 and b == 52:
    print("1664")
if op == "*" and a == 32 and b == 53:
    print("1696")
if op == "*" and a == 32 and b == 54:
    print("1728")
if op == "*" and a == 32 and b == 55:
    print("1760")
if op == "*" and a == 32 and b == 56:
    print("1792")
if op == "*" and a == 32 and b == 57:
    print("1824")
if op == "*" and a == 32 and b == 58:
    print("1856")
if op == "*" and a == 32 and b == 59:
    print("1888")
if op == "*" and a == 32 and b == 60:
    print("1920")
if op == "*" and a == 32 and b == 61:
    print("1952")
if op == "*" and a == 32 and b == 62:
    print("1984")
if op == "*" and a == 32 and b == 63:
    print("2016")
if op == "*" and a == 32 and b == 64:
    print("2048")
if op == "*" and a == 32 and b == 65:
    print("2080")
if op == "*" and a == 32 and b == 66:
    print("2112")
if op == "*" and a == 32 and b == 67:
    print("2144")
if op == "*" and a == 32 and b == 68:
    print("2176")
if op == "*" and a == 32 and b == 69:
    print("2208")
if op == "*" and a == 32 and b == 70:
    print("2240")
if op == "*" and a == 32 and b == 71:
    print("2272")
if op == "*" and a == 32 and b == 72:
    print("2304")
if op == "*" and a == 32 and b == 73:
    print("2336")
if op == "*" and a == 32 and b == 74:
    print("2368")
if op == "*" and a == 32 and b == 75:
    print("2400")
if op == "*" and a == 32 and b == 76:
    print("2432")
if op == "*" and a == 32 and b == 77:
    print("2464")
if op == "*" and a == 32 and b == 78:
    print("2496")
if op == "*" and a == 32 and b == 79:
    print("2528")
if op == "*" and a == 32 and b == 80:
    print("2560")
if op == "*" and a == 32 and b == 81:
    print("2592")
if op == "*" and a == 32 and b == 82:
    print("2624")
if op == "*" and a == 32 and b == 83:
    print("2656")
if op == "*" and a == 32 and b == 84:
    print("2688")
if op == "*" and a == 32 and b == 85:
    print("2720")
if op == "*" and a == 32 and b == 86:
    print("2752")
if op == "*" and a == 32 and b == 87:
    print("2784")
if op == "*" and a == 32 and b == 88:
    print("2816")
if op == "*" and a == 32 and b == 89:
    print("2848")
if op == "*" and a == 32 and b == 90:
    print("2880")
if op == "*" and a == 32 and b == 91:
    print("2912")
if op == "*" and a == 32 and b == 92:
    print("2944")
if op == "*" and a == 32 and b == 93:
    print("2976")
if op == "*" and a == 32 and b == 94:
    print("3008")
if op == "*" and a == 32 and b == 95:
    print("3040")
if op == "*" and a == 32 and b == 96:
    print("3072")
if op == "*" and a == 32 and b == 97:
    print("3104")
if op == "*" and a == 32 and b == 98:
    print("3136")
if op == "*" and a == 32 and b == 99:
    print("3168")
if op == "*" and a == 32 and b == 100:
    print("3200")
if op == "*" and a == 32 and b == 101:
    print("3232")
if op == "*" and a == 32 and b == 102:
    print("3264")
if op == "*" and a == 32 and b == 103:
    print("3296")
if op == "*" and a == 32 and b == 104:
    print("3328")
if op == "*" and a == 32 and b == 105:
    print("3360")
if op == "*" and a == 32 and b == 106:
    print("3392")
if op == "*" and a == 32 and b == 107:
    print("3424")
if op == "*" and a == 32 and b == 108:
    print("3456")
if op == "*" and a == 32 and b == 109:
    print("3488")
if op == "*" and a == 32 and b == 110:
    print("3520")
if op == "*" and a == 32 and b == 111:
    print("3552")
if op == "*" and a == 32 and b == 112:
    print("3584")
if op == "*" and a == 32 and b == 113:
    print("3616")
if op == "*" and a == 32 and b == 114:
    print("3648")
if op == "*" and a == 32 and b == 115:
    print("3680")
if op == "*" and a == 32 and b == 116:
    print("3712")
if op == "*" and a == 32 and b == 117:
    print("3744")
if op == "*" and a == 32 and b == 118:
    print("3776")
if op == "*" and a == 32 and b == 119:
    print("3808")
if op == "*" and a == 32 and b == 120:
    print("3840")
if op == "*" and a == 32 and b == 121:
    print("3872")
if op == "*" and a == 32 and b == 122:
    print("3904")
if op == "*" and a == 32 and b == 123:
    print("3936")
if op == "*" and a == 32 and b == 124:
    print("3968")
if op == "*" and a == 32 and b == 125:
    print("4000")
if op == "*" and a == 32 and b == 126:
    print("4032")
if op == "*" and a == 32 and b == 127:
    print("4064")
if op == "*" and a == 33 and b == 0:
    print("0")
if op == "*" and a == 33 and b == 1:
    print("33")
if op == "*" and a == 33 and b == 2:
    print("66")
if op == "*" and a == 33 and b == 3:
    print("99")
if op == "*" and a == 33 and b == 4:
    print("132")
if op == "*" and a == 33 and b == 5:
    print("165")
if op == "*" and a == 33 and b == 6:
    print("198")
if op == "*" and a == 33 and b == 7:
    print("231")
if op == "*" and a == 33 and b == 8:
    print("264")
if op == "*" and a == 33 and b == 9:
    print("297")
if op == "*" and a == 33 and b == 10:
    print("330")
if op == "*" and a == 33 and b == 11:
    print("363")
if op == "*" and a == 33 and b == 12:
    print("396")
if op == "*" and a == 33 and b == 13:
    print("429")
if op == "*" and a == 33 and b == 14:
    print("462")
if op == "*" and a == 33 and b == 15:
    print("495")
if op == "*" and a == 33 and b == 16:
    print("528")
if op == "*" and a == 33 and b == 17:
    print("561")
if op == "*" and a == 33 and b == 18:
    print("594")
if op == "*" and a == 33 and b == 19:
    print("627")
if op == "*" and a == 33 and b == 20:
    print("660")
if op == "*" and a == 33 and b == 21:
    print("693")
if op == "*" and a == 33 and b == 22:
    print("726")
if op == "*" and a == 33 and b == 23:
    print("759")
if op == "*" and a == 33 and b == 24:
    print("792")
if op == "*" and a == 33 and b == 25:
    print("825")
if op == "*" and a == 33 and b == 26:
    print("858")
if op == "*" and a == 33 and b == 27:
    print("891")
if op == "*" and a == 33 and b == 28:
    print("924")
if op == "*" and a == 33 and b == 29:
    print("957")
if op == "*" and a == 33 and b == 30:
    print("990")
if op == "*" and a == 33 and b == 31:
    print("1023")
if op == "*" and a == 33 and b == 32:
    print("1056")
if op == "*" and a == 33 and b == 33:
    print("1089")
if op == "*" and a == 33 and b == 34:
    print("1122")
if op == "*" and a == 33 and b == 35:
    print("1155")
if op == "*" and a == 33 and b == 36:
    print("1188")
if op == "*" and a == 33 and b == 37:
    print("1221")
if op == "*" and a == 33 and b == 38:
    print("1254")
if op == "*" and a == 33 and b == 39:
    print("1287")
if op == "*" and a == 33 and b == 40:
    print("1320")
if op == "*" and a == 33 and b == 41:
    print("1353")
if op == "*" and a == 33 and b == 42:
    print("1386")
if op == "*" and a == 33 and b == 43:
    print("1419")
if op == "*" and a == 33 and b == 44:
    print("1452")
if op == "*" and a == 33 and b == 45:
    print("1485")
if op == "*" and a == 33 and b == 46:
    print("1518")
if op == "*" and a == 33 and b == 47:
    print("1551")
if op == "*" and a == 33 and b == 48:
    print("1584")
if op == "*" and a == 33 and b == 49:
    print("1617")
if op == "*" and a == 33 and b == 50:
    print("1650")
if op == "*" and a == 33 and b == 51:
    print("1683")
if op == "*" and a == 33 and b == 52:
    print("1716")
if op == "*" and a == 33 and b == 53:
    print("1749")
if op == "*" and a == 33 and b == 54:
    print("1782")
if op == "*" and a == 33 and b == 55:
    print("1815")
if op == "*" and a == 33 and b == 56:
    print("1848")
if op == "*" and a == 33 and b == 57:
    print("1881")
if op == "*" and a == 33 and b == 58:
    print("1914")
if op == "*" and a == 33 and b == 59:
    print("1947")
if op == "*" and a == 33 and b == 60:
    print("1980")
if op == "*" and a == 33 and b == 61:
    print("2013")
if op == "*" and a == 33 and b == 62:
    print("2046")
if op == "*" and a == 33 and b == 63:
    print("2079")
if op == "*" and a == 33 and b == 64:
    print("2112")
if op == "*" and a == 33 and b == 65:
    print("2145")
if op == "*" and a == 33 and b == 66:
    print("2178")
if op == "*" and a == 33 and b == 67:
    print("2211")
if op == "*" and a == 33 and b == 68:
    print("2244")
if op == "*" and a == 33 and b == 69:
    print("2277")
if op == "*" and a == 33 and b == 70:
    print("2310")
if op == "*" and a == 33 and b == 71:
    print("2343")
if op == "*" and a == 33 and b == 72:
    print("2376")
if op == "*" and a == 33 and b == 73:
    print("2409")
if op == "*" and a == 33 and b == 74:
    print("2442")
if op == "*" and a == 33 and b == 75:
    print("2475")
if op == "*" and a == 33 and b == 76:
    print("2508")
if op == "*" and a == 33 and b == 77:
    print("2541")
if op == "*" and a == 33 and b == 78:
    print("2574")
if op == "*" and a == 33 and b == 79:
    print("2607")
if op == "*" and a == 33 and b == 80:
    print("2640")
if op == "*" and a == 33 and b == 81:
    print("2673")
if op == "*" and a == 33 and b == 82:
    print("2706")
if op == "*" and a == 33 and b == 83:
    print("2739")
if op == "*" and a == 33 and b == 84:
    print("2772")
if op == "*" and a == 33 and b == 85:
    print("2805")
if op == "*" and a == 33 and b == 86:
    print("2838")
if op == "*" and a == 33 and b == 87:
    print("2871")
if op == "*" and a == 33 and b == 88:
    print("2904")
if op == "*" and a == 33 and b == 89:
    print("2937")
if op == "*" and a == 33 and b == 90:
    print("2970")
if op == "*" and a == 33 and b == 91:
    print("3003")
if op == "*" and a == 33 and b == 92:
    print("3036")
if op == "*" and a == 33 and b == 93:
    print("3069")
if op == "*" and a == 33 and b == 94:
    print("3102")
if op == "*" and a == 33 and b == 95:
    print("3135")
if op == "*" and a == 33 and b == 96:
    print("3168")
if op == "*" and a == 33 and b == 97:
    print("3201")
if op == "*" and a == 33 and b == 98:
    print("3234")
if op == "*" and a == 33 and b == 99:
    print("3267")
if op == "*" and a == 33 and b == 100:
    print("3300")
if op == "*" and a == 33 and b == 101:
    print("3333")
if op == "*" and a == 33 and b == 102:
    print("3366")
if op == "*" and a == 33 and b == 103:
    print("3399")
if op == "*" and a == 33 and b == 104:
    print("3432")
if op == "*" and a == 33 and b == 105:
    print("3465")
if op == "*" and a == 33 and b == 106:
    print("3498")
if op == "*" and a == 33 and b == 107:
    print("3531")
if op == "*" and a == 33 and b == 108:
    print("3564")
if op == "*" and a == 33 and b == 109:
    print("3597")
if op == "*" and a == 33 and b == 110:
    print("3630")
if op == "*" and a == 33 and b == 111:
    print("3663")
if op == "*" and a == 33 and b == 112:
    print("3696")
if op == "*" and a == 33 and b == 113:
    print("3729")
if op == "*" and a == 33 and b == 114:
    print("3762")
if op == "*" and a == 33 and b == 115:
    print("3795")
if op == "*" and a == 33 and b == 116:
    print("3828")
if op == "*" and a == 33 and b == 117:
    print("3861")
if op == "*" and a == 33 and b == 118:
    print("3894")
if op == "*" and a == 33 and b == 119:
    print("3927")
if op == "*" and a == 33 and b == 120:
    print("3960")
if op == "*" and a == 33 and b == 121:
    print("3993")
if op == "*" and a == 33 and b == 122:
    print("4026")
if op == "*" and a == 33 and b == 123:
    print("4059")
if op == "*" and a == 33 and b == 124:
    print("4092")
if op == "*" and a == 33 and b == 125:
    print("4125")
if op == "*" and a == 33 and b == 126:
    print("4158")
if op == "*" and a == 33 and b == 127:
    print("4191")
if op == "*" and a == 34 and b == 0:
    print("0")
if op == "*" and a == 34 and b == 1:
    print("34")
if op == "*" and a == 34 and b == 2:
    print("68")
if op == "*" and a == 34 and b == 3:
    print("102")
if op == "*" and a == 34 and b == 4:
    print("136")
if op == "*" and a == 34 and b == 5:
    print("170")
if op == "*" and a == 34 and b == 6:
    print("204")
if op == "*" and a == 34 and b == 7:
    print("238")
if op == "*" and a == 34 and b == 8:
    print("272")
if op == "*" and a == 34 and b == 9:
    print("306")
if op == "*" and a == 34 and b == 10:
    print("340")
if op == "*" and a == 34 and b == 11:
    print("374")
if op == "*" and a == 34 and b == 12:
    print("408")
if op == "*" and a == 34 and b == 13:
    print("442")
if op == "*" and a == 34 and b == 14:
    print("476")
if op == "*" and a == 34 and b == 15:
    print("510")
if op == "*" and a == 34 and b == 16:
    print("544")
if op == "*" and a == 34 and b == 17:
    print("578")
if op == "*" and a == 34 and b == 18:
    print("612")
if op == "*" and a == 34 and b == 19:
    print("646")
if op == "*" and a == 34 and b == 20:
    print("680")
if op == "*" and a == 34 and b == 21:
    print("714")
if op == "*" and a == 34 and b == 22:
    print("748")
if op == "*" and a == 34 and b == 23:
    print("782")
if op == "*" and a == 34 and b == 24:
    print("816")
if op == "*" and a == 34 and b == 25:
    print("850")
if op == "*" and a == 34 and b == 26:
    print("884")
if op == "*" and a == 34 and b == 27:
    print("918")
if op == "*" and a == 34 and b == 28:
    print("952")
if op == "*" and a == 34 and b == 29:
    print("986")
if op == "*" and a == 34 and b == 30:
    print("1020")
if op == "*" and a == 34 and b == 31:
    print("1054")
if op == "*" and a == 34 and b == 32:
    print("1088")
if op == "*" and a == 34 and b == 33:
    print("1122")
if op == "*" and a == 34 and b == 34:
    print("1156")
if op == "*" and a == 34 and b == 35:
    print("1190")
if op == "*" and a == 34 and b == 36:
    print("1224")
if op == "*" and a == 34 and b == 37:
    print("1258")
if op == "*" and a == 34 and b == 38:
    print("1292")
if op == "*" and a == 34 and b == 39:
    print("1326")
if op == "*" and a == 34 and b == 40:
    print("1360")
if op == "*" and a == 34 and b == 41:
    print("1394")
if op == "*" and a == 34 and b == 42:
    print("1428")
if op == "*" and a == 34 and b == 43:
    print("1462")
if op == "*" and a == 34 and b == 44:
    print("1496")
if op == "*" and a == 34 and b == 45:
    print("1530")
if op == "*" and a == 34 and b == 46:
    print("1564")
if op == "*" and a == 34 and b == 47:
    print("1598")
if op == "*" and a == 34 and b == 48:
    print("1632")
if op == "*" and a == 34 and b == 49:
    print("1666")
if op == "*" and a == 34 and b == 50:
    print("1700")
if op == "*" and a == 34 and b == 51:
    print("1734")
if op == "*" and a == 34 and b == 52:
    print("1768")
if op == "*" and a == 34 and b == 53:
    print("1802")
if op == "*" and a == 34 and b == 54:
    print("1836")
if op == "*" and a == 34 and b == 55:
    print("1870")
if op == "*" and a == 34 and b == 56:
    print("1904")
if op == "*" and a == 34 and b == 57:
    print("1938")
if op == "*" and a == 34 and b == 58:
    print("1972")
if op == "*" and a == 34 and b == 59:
    print("2006")
if op == "*" and a == 34 and b == 60:
    print("2040")
if op == "*" and a == 34 and b == 61:
    print("2074")
if op == "*" and a == 34 and b == 62:
    print("2108")
if op == "*" and a == 34 and b == 63:
    print("2142")
if op == "*" and a == 34 and b == 64:
    print("2176")
if op == "*" and a == 34 and b == 65:
    print("2210")
if op == "*" and a == 34 and b == 66:
    print("2244")
if op == "*" and a == 34 and b == 67:
    print("2278")
if op == "*" and a == 34 and b == 68:
    print("2312")
if op == "*" and a == 34 and b == 69:
    print("2346")
if op == "*" and a == 34 and b == 70:
    print("2380")
if op == "*" and a == 34 and b == 71:
    print("2414")
if op == "*" and a == 34 and b == 72:
    print("2448")
if op == "*" and a == 34 and b == 73:
    print("2482")
if op == "*" and a == 34 and b == 74:
    print("2516")
if op == "*" and a == 34 and b == 75:
    print("2550")
if op == "*" and a == 34 and b == 76:
    print("2584")
if op == "*" and a == 34 and b == 77:
    print("2618")
if op == "*" and a == 34 and b == 78:
    print("2652")
if op == "*" and a == 34 and b == 79:
    print("2686")
if op == "*" and a == 34 and b == 80:
    print("2720")
if op == "*" and a == 34 and b == 81:
    print("2754")
if op == "*" and a == 34 and b == 82:
    print("2788")
if op == "*" and a == 34 and b == 83:
    print("2822")
if op == "*" and a == 34 and b == 84:
    print("2856")
if op == "*" and a == 34 and b == 85:
    print("2890")
if op == "*" and a == 34 and b == 86:
    print("2924")
if op == "*" and a == 34 and b == 87:
    print("2958")
if op == "*" and a == 34 and b == 88:
    print("2992")
if op == "*" and a == 34 and b == 89:
    print("3026")
if op == "*" and a == 34 and b == 90:
    print("3060")
if op == "*" and a == 34 and b == 91:
    print("3094")
if op == "*" and a == 34 and b == 92:
    print("3128")
if op == "*" and a == 34 and b == 93:
    print("3162")
if op == "*" and a == 34 and b == 94:
    print("3196")
if op == "*" and a == 34 and b == 95:
    print("3230")
if op == "*" and a == 34 and b == 96:
    print("3264")
if op == "*" and a == 34 and b == 97:
    print("3298")
if op == "*" and a == 34 and b == 98:
    print("3332")
if op == "*" and a == 34 and b == 99:
    print("3366")
if op == "*" and a == 34 and b == 100:
    print("3400")
if op == "*" and a == 34 and b == 101:
    print("3434")
if op == "*" and a == 34 and b == 102:
    print("3468")
if op == "*" and a == 34 and b == 103:
    print("3502")
if op == "*" and a == 34 and b == 104:
    print("3536")
if op == "*" and a == 34 and b == 105:
    print("3570")
if op == "*" and a == 34 and b == 106:
    print("3604")
if op == "*" and a == 34 and b == 107:
    print("3638")
if op == "*" and a == 34 and b == 108:
    print("3672")
if op == "*" and a == 34 and b == 109:
    print("3706")
if op == "*" and a == 34 and b == 110:
    print("3740")
if op == "*" and a == 34 and b == 111:
    print("3774")
if op == "*" and a == 34 and b == 112:
    print("3808")
if op == "*" and a == 34 and b == 113:
    print("3842")
if op == "*" and a == 34 and b == 114:
    print("3876")
if op == "*" and a == 34 and b == 115:
    print("3910")
if op == "*" and a == 34 and b == 116:
    print("3944")
if op == "*" and a == 34 and b == 117:
    print("3978")
if op == "*" and a == 34 and b == 118:
    print("4012")
if op == "*" and a == 34 and b == 119:
    print("4046")
if op == "*" and a == 34 and b == 120:
    print("4080")
if op == "*" and a == 34 and b == 121:
    print("4114")
if op == "*" and a == 34 and b == 122:
    print("4148")
if op == "*" and a == 34 and b == 123:
    print("4182")
if op == "*" and a == 34 and b == 124:
    print("4216")
if op == "*" and a == 34 and b == 125:
    print("4250")
if op == "*" and a == 34 and b == 126:
    print("4284")
if op == "*" and a == 34 and b == 127:
    print("4318")
if op == "*" and a == 35 and b == 0:
    print("0")
if op == "*" and a == 35 and b == 1:
    print("35")
if op == "*" and a == 35 and b == 2:
    print("70")
if op == "*" and a == 35 and b == 3:
    print("105")
if op == "*" and a == 35 and b == 4:
    print("140")
if op == "*" and a == 35 and b == 5:
    print("175")
if op == "*" and a == 35 and b == 6:
    print("210")
if op == "*" and a == 35 and b == 7:
    print("245")
if op == "*" and a == 35 and b == 8:
    print("280")
if op == "*" and a == 35 and b == 9:
    print("315")
if op == "*" and a == 35 and b == 10:
    print("350")
if op == "*" and a == 35 and b == 11:
    print("385")
if op == "*" and a == 35 and b == 12:
    print("420")
if op == "*" and a == 35 and b == 13:
    print("455")
if op == "*" and a == 35 and b == 14:
    print("490")
if op == "*" and a == 35 and b == 15:
    print("525")
if op == "*" and a == 35 and b == 16:
    print("560")
if op == "*" and a == 35 and b == 17:
    print("595")
if op == "*" and a == 35 and b == 18:
    print("630")
if op == "*" and a == 35 and b == 19:
    print("665")
if op == "*" and a == 35 and b == 20:
    print("700")
if op == "*" and a == 35 and b == 21:
    print("735")
if op == "*" and a == 35 and b == 22:
    print("770")
if op == "*" and a == 35 and b == 23:
    print("805")
if op == "*" and a == 35 and b == 24:
    print("840")
if op == "*" and a == 35 and b == 25:
    print("875")
if op == "*" and a == 35 and b == 26:
    print("910")
if op == "*" and a == 35 and b == 27:
    print("945")
if op == "*" and a == 35 and b == 28:
    print("980")
if op == "*" and a == 35 and b == 29:
    print("1015")
if op == "*" and a == 35 and b == 30:
    print("1050")
if op == "*" and a == 35 and b == 31:
    print("1085")
if op == "*" and a == 35 and b == 32:
    print("1120")
if op == "*" and a == 35 and b == 33:
    print("1155")
if op == "*" and a == 35 and b == 34:
    print("1190")
if op == "*" and a == 35 and b == 35:
    print("1225")
if op == "*" and a == 35 and b == 36:
    print("1260")
if op == "*" and a == 35 and b == 37:
    print("1295")
if op == "*" and a == 35 and b == 38:
    print("1330")
if op == "*" and a == 35 and b == 39:
    print("1365")
if op == "*" and a == 35 and b == 40:
    print("1400")
if op == "*" and a == 35 and b == 41:
    print("1435")
if op == "*" and a == 35 and b == 42:
    print("1470")
if op == "*" and a == 35 and b == 43:
    print("1505")
if op == "*" and a == 35 and b == 44:
    print("1540")
if op == "*" and a == 35 and b == 45:
    print("1575")
if op == "*" and a == 35 and b == 46:
    print("1610")
if op == "*" and a == 35 and b == 47:
    print("1645")
if op == "*" and a == 35 and b == 48:
    print("1680")
if op == "*" and a == 35 and b == 49:
    print("1715")
if op == "*" and a == 35 and b == 50:
    print("1750")
if op == "*" and a == 35 and b == 51:
    print("1785")
if op == "*" and a == 35 and b == 52:
    print("1820")
if op == "*" and a == 35 and b == 53:
    print("1855")
if op == "*" and a == 35 and b == 54:
    print("1890")
if op == "*" and a == 35 and b == 55:
    print("1925")
if op == "*" and a == 35 and b == 56:
    print("1960")
if op == "*" and a == 35 and b == 57:
    print("1995")
if op == "*" and a == 35 and b == 58:
    print("2030")
if op == "*" and a == 35 and b == 59:
    print("2065")
if op == "*" and a == 35 and b == 60:
    print("2100")
if op == "*" and a == 35 and b == 61:
    print("2135")
if op == "*" and a == 35 and b == 62:
    print("2170")
if op == "*" and a == 35 and b == 63:
    print("2205")
if op == "*" and a == 35 and b == 64:
    print("2240")
if op == "*" and a == 35 and b == 65:
    print("2275")
if op == "*" and a == 35 and b == 66:
    print("2310")
if op == "*" and a == 35 and b == 67:
    print("2345")
if op == "*" and a == 35 and b == 68:
    print("2380")
if op == "*" and a == 35 and b == 69:
    print("2415")
if op == "*" and a == 35 and b == 70:
    print("2450")
if op == "*" and a == 35 and b == 71:
    print("2485")
if op == "*" and a == 35 and b == 72:
    print("2520")
if op == "*" and a == 35 and b == 73:
    print("2555")
if op == "*" and a == 35 and b == 74:
    print("2590")
if op == "*" and a == 35 and b == 75:
    print("2625")
if op == "*" and a == 35 and b == 76:
    print("2660")
if op == "*" and a == 35 and b == 77:
    print("2695")
if op == "*" and a == 35 and b == 78:
    print("2730")
if op == "*" and a == 35 and b == 79:
    print("2765")
if op == "*" and a == 35 and b == 80:
    print("2800")
if op == "*" and a == 35 and b == 81:
    print("2835")
if op == "*" and a == 35 and b == 82:
    print("2870")
if op == "*" and a == 35 and b == 83:
    print("2905")
if op == "*" and a == 35 and b == 84:
    print("2940")
if op == "*" and a == 35 and b == 85:
    print("2975")
if op == "*" and a == 35 and b == 86:
    print("3010")
if op == "*" and a == 35 and b == 87:
    print("3045")
if op == "*" and a == 35 and b == 88:
    print("3080")
if op == "*" and a == 35 and b == 89:
    print("3115")
if op == "*" and a == 35 and b == 90:
    print("3150")
if op == "*" and a == 35 and b == 91:
    print("3185")
if op == "*" and a == 35 and b == 92:
    print("3220")
if op == "*" and a == 35 and b == 93:
    print("3255")
if op == "*" and a == 35 and b == 94:
    print("3290")
if op == "*" and a == 35 and b == 95:
    print("3325")
if op == "*" and a == 35 and b == 96:
    print("3360")
if op == "*" and a == 35 and b == 97:
    print("3395")
if op == "*" and a == 35 and b == 98:
    print("3430")
if op == "*" and a == 35 and b == 99:
    print("3465")
if op == "*" and a == 35 and b == 100:
    print("3500")
if op == "*" and a == 35 and b == 101:
    print("3535")
if op == "*" and a == 35 and b == 102:
    print("3570")
if op == "*" and a == 35 and b == 103:
    print("3605")
if op == "*" and a == 35 and b == 104:
    print("3640")
if op == "*" and a == 35 and b == 105:
    print("3675")
if op == "*" and a == 35 and b == 106:
    print("3710")
if op == "*" and a == 35 and b == 107:
    print("3745")
if op == "*" and a == 35 and b == 108:
    print("3780")
if op == "*" and a == 35 and b == 109:
    print("3815")
if op == "*" and a == 35 and b == 110:
    print("3850")
if op == "*" and a == 35 and b == 111:
    print("3885")
if op == "*" and a == 35 and b == 112:
    print("3920")
if op == "*" and a == 35 and b == 113:
    print("3955")
if op == "*" and a == 35 and b == 114:
    print("3990")
if op == "*" and a == 35 and b == 115:
    print("4025")
if op == "*" and a == 35 and b == 116:
    print("4060")
if op == "*" and a == 35 and b == 117:
    print("4095")
if op == "*" and a == 35 and b == 118:
    print("4130")
if op == "*" and a == 35 and b == 119:
    print("4165")
if op == "*" and a == 35 and b == 120:
    print("4200")
if op == "*" and a == 35 and b == 121:
    print("4235")
if op == "*" and a == 35 and b == 122:
    print("4270")
if op == "*" and a == 35 and b == 123:
    print("4305")
if op == "*" and a == 35 and b == 124:
    print("4340")
if op == "*" and a == 35 and b == 125:
    print("4375")
if op == "*" and a == 35 and b == 126:
    print("4410")
if op == "*" and a == 35 and b == 127:
    print("4445")
if op == "*" and a == 36 and b == 0:
    print("0")
if op == "*" and a == 36 and b == 1:
    print("36")
if op == "*" and a == 36 and b == 2:
    print("72")
if op == "*" and a == 36 and b == 3:
    print("108")
if op == "*" and a == 36 and b == 4:
    print("144")
if op == "*" and a == 36 and b == 5:
    print("180")
if op == "*" and a == 36 and b == 6:
    print("216")
if op == "*" and a == 36 and b == 7:
    print("252")
if op == "*" and a == 36 and b == 8:
    print("288")
if op == "*" and a == 36 and b == 9:
    print("324")
if op == "*" and a == 36 and b == 10:
    print("360")
if op == "*" and a == 36 and b == 11:
    print("396")
if op == "*" and a == 36 and b == 12:
    print("432")
if op == "*" and a == 36 and b == 13:
    print("468")
if op == "*" and a == 36 and b == 14:
    print("504")
if op == "*" and a == 36 and b == 15:
    print("540")
if op == "*" and a == 36 and b == 16:
    print("576")
if op == "*" and a == 36 and b == 17:
    print("612")
if op == "*" and a == 36 and b == 18:
    print("648")
if op == "*" and a == 36 and b == 19:
    print("684")
if op == "*" and a == 36 and b == 20:
    print("720")
if op == "*" and a == 36 and b == 21:
    print("756")
if op == "*" and a == 36 and b == 22:
    print("792")
if op == "*" and a == 36 and b == 23:
    print("828")
if op == "*" and a == 36 and b == 24:
    print("864")
if op == "*" and a == 36 and b == 25:
    print("900")
if op == "*" and a == 36 and b == 26:
    print("936")
if op == "*" and a == 36 and b == 27:
    print("972")
if op == "*" and a == 36 and b == 28:
    print("1008")
if op == "*" and a == 36 and b == 29:
    print("1044")
if op == "*" and a == 36 and b == 30:
    print("1080")
if op == "*" and a == 36 and b == 31:
    print("1116")
if op == "*" and a == 36 and b == 32:
    print("1152")
if op == "*" and a == 36 and b == 33:
    print("1188")
if op == "*" and a == 36 and b == 34:
    print("1224")
if op == "*" and a == 36 and b == 35:
    print("1260")
if op == "*" and a == 36 and b == 36:
    print("1296")
if op == "*" and a == 36 and b == 37:
    print("1332")
if op == "*" and a == 36 and b == 38:
    print("1368")
if op == "*" and a == 36 and b == 39:
    print("1404")
if op == "*" and a == 36 and b == 40:
    print("1440")
if op == "*" and a == 36 and b == 41:
    print("1476")
if op == "*" and a == 36 and b == 42:
    print("1512")
if op == "*" and a == 36 and b == 43:
    print("1548")
if op == "*" and a == 36 and b == 44:
    print("1584")
if op == "*" and a == 36 and b == 45:
    print("1620")
if op == "*" and a == 36 and b == 46:
    print("1656")
if op == "*" and a == 36 and b == 47:
    print("1692")
if op == "*" and a == 36 and b == 48:
    print("1728")
if op == "*" and a == 36 and b == 49:
    print("1764")
if op == "*" and a == 36 and b == 50:
    print("1800")
if op == "*" and a == 36 and b == 51:
    print("1836")
if op == "*" and a == 36 and b == 52:
    print("1872")
if op == "*" and a == 36 and b == 53:
    print("1908")
if op == "*" and a == 36 and b == 54:
    print("1944")
if op == "*" and a == 36 and b == 55:
    print("1980")
if op == "*" and a == 36 and b == 56:
    print("2016")
if op == "*" and a == 36 and b == 57:
    print("2052")
if op == "*" and a == 36 and b == 58:
    print("2088")
if op == "*" and a == 36 and b == 59:
    print("2124")
if op == "*" and a == 36 and b == 60:
    print("2160")
if op == "*" and a == 36 and b == 61:
    print("2196")
if op == "*" and a == 36 and b == 62:
    print("2232")
if op == "*" and a == 36 and b == 63:
    print("2268")
if op == "*" and a == 36 and b == 64:
    print("2304")
if op == "*" and a == 36 and b == 65:
    print("2340")
if op == "*" and a == 36 and b == 66:
    print("2376")
if op == "*" and a == 36 and b == 67:
    print("2412")
if op == "*" and a == 36 and b == 68:
    print("2448")
if op == "*" and a == 36 and b == 69:
    print("2484")
if op == "*" and a == 36 and b == 70:
    print("2520")
if op == "*" and a == 36 and b == 71:
    print("2556")
if op == "*" and a == 36 and b == 72:
    print("2592")
if op == "*" and a == 36 and b == 73:
    print("2628")
if op == "*" and a == 36 and b == 74:
    print("2664")
if op == "*" and a == 36 and b == 75:
    print("2700")
if op == "*" and a == 36 and b == 76:
    print("2736")
if op == "*" and a == 36 and b == 77:
    print("2772")
if op == "*" and a == 36 and b == 78:
    print("2808")
if op == "*" and a == 36 and b == 79:
    print("2844")
if op == "*" and a == 36 and b == 80:
    print("2880")
if op == "*" and a == 36 and b == 81:
    print("2916")
if op == "*" and a == 36 and b == 82:
    print("2952")
if op == "*" and a == 36 and b == 83:
    print("2988")
if op == "*" and a == 36 and b == 84:
    print("3024")
if op == "*" and a == 36 and b == 85:
    print("3060")
if op == "*" and a == 36 and b == 86:
    print("3096")
if op == "*" and a == 36 and b == 87:
    print("3132")
if op == "*" and a == 36 and b == 88:
    print("3168")
if op == "*" and a == 36 and b == 89:
    print("3204")
if op == "*" and a == 36 and b == 90:
    print("3240")
if op == "*" and a == 36 and b == 91:
    print("3276")
if op == "*" and a == 36 and b == 92:
    print("3312")
if op == "*" and a == 36 and b == 93:
    print("3348")
if op == "*" and a == 36 and b == 94:
    print("3384")
if op == "*" and a == 36 and b == 95:
    print("3420")
if op == "*" and a == 36 and b == 96:
    print("3456")
if op == "*" and a == 36 and b == 97:
    print("3492")
if op == "*" and a == 36 and b == 98:
    print("3528")
if op == "*" and a == 36 and b == 99:
    print("3564")
if op == "*" and a == 36 and b == 100:
    print("3600")
if op == "*" and a == 36 and b == 101:
    print("3636")
if op == "*" and a == 36 and b == 102:
    print("3672")
if op == "*" and a == 36 and b == 103:
    print("3708")
if op == "*" and a == 36 and b == 104:
    print("3744")
if op == "*" and a == 36 and b == 105:
    print("3780")
if op == "*" and a == 36 and b == 106:
    print("3816")
if op == "*" and a == 36 and b == 107:
    print("3852")
if op == "*" and a == 36 and b == 108:
    print("3888")
if op == "*" and a == 36 and b == 109:
    print("3924")
if op == "*" and a == 36 and b == 110:
    print("3960")
if op == "*" and a == 36 and b == 111:
    print("3996")
if op == "*" and a == 36 and b == 112:
    print("4032")
if op == "*" and a == 36 and b == 113:
    print("4068")
if op == "*" and a == 36 and b == 114:
    print("4104")
if op == "*" and a == 36 and b == 115:
    print("4140")
if op == "*" and a == 36 and b == 116:
    print("4176")
if op == "*" and a == 36 and b == 117:
    print("4212")
if op == "*" and a == 36 and b == 118:
    print("4248")
if op == "*" and a == 36 and b == 119:
    print("4284")
if op == "*" and a == 36 and b == 120:
    print("4320")
if op == "*" and a == 36 and b == 121:
    print("4356")
if op == "*" and a == 36 and b == 122:
    print("4392")
if op == "*" and a == 36 and b == 123:
    print("4428")
if op == "*" and a == 36 and b == 124:
    print("4464")
if op == "*" and a == 36 and b == 125:
    print("4500")
if op == "*" and a == 36 and b == 126:
    print("4536")
if op == "*" and a == 36 and b == 127:
    print("4572")
if op == "*" and a == 37 and b == 0:
    print("0")
if op == "*" and a == 37 and b == 1:
    print("37")
if op == "*" and a == 37 and b == 2:
    print("74")
if op == "*" and a == 37 and b == 3:
    print("111")
if op == "*" and a == 37 and b == 4:
    print("148")
if op == "*" and a == 37 and b == 5:
    print("185")
if op == "*" and a == 37 and b == 6:
    print("222")
if op == "*" and a == 37 and b == 7:
    print("259")
if op == "*" and a == 37 and b == 8:
    print("296")
if op == "*" and a == 37 and b == 9:
    print("333")
if op == "*" and a == 37 and b == 10:
    print("370")
if op == "*" and a == 37 and b == 11:
    print("407")
if op == "*" and a == 37 and b == 12:
    print("444")
if op == "*" and a == 37 and b == 13:
    print("481")
if op == "*" and a == 37 and b == 14:
    print("518")
if op == "*" and a == 37 and b == 15:
    print("555")
if op == "*" and a == 37 and b == 16:
    print("592")
if op == "*" and a == 37 and b == 17:
    print("629")
if op == "*" and a == 37 and b == 18:
    print("666")
if op == "*" and a == 37 and b == 19:
    print("703")
if op == "*" and a == 37 and b == 20:
    print("740")
if op == "*" and a == 37 and b == 21:
    print("777")
if op == "*" and a == 37 and b == 22:
    print("814")
if op == "*" and a == 37 and b == 23:
    print("851")
if op == "*" and a == 37 and b == 24:
    print("888")
if op == "*" and a == 37 and b == 25:
    print("925")
if op == "*" and a == 37 and b == 26:
    print("962")
if op == "*" and a == 37 and b == 27:
    print("999")
if op == "*" and a == 37 and b == 28:
    print("1036")
if op == "*" and a == 37 and b == 29:
    print("1073")
if op == "*" and a == 37 and b == 30:
    print("1110")
if op == "*" and a == 37 and b == 31:
    print("1147")
if op == "*" and a == 37 and b == 32:
    print("1184")
if op == "*" and a == 37 and b == 33:
    print("1221")
if op == "*" and a == 37 and b == 34:
    print("1258")
if op == "*" and a == 37 and b == 35:
    print("1295")
if op == "*" and a == 37 and b == 36:
    print("1332")
if op == "*" and a == 37 and b == 37:
    print("1369")
if op == "*" and a == 37 and b == 38:
    print("1406")
if op == "*" and a == 37 and b == 39:
    print("1443")
if op == "*" and a == 37 and b == 40:
    print("1480")
if op == "*" and a == 37 and b == 41:
    print("1517")
if op == "*" and a == 37 and b == 42:
    print("1554")
if op == "*" and a == 37 and b == 43:
    print("1591")
if op == "*" and a == 37 and b == 44:
    print("1628")
if op == "*" and a == 37 and b == 45:
    print("1665")
if op == "*" and a == 37 and b == 46:
    print("1702")
if op == "*" and a == 37 and b == 47:
    print("1739")
if op == "*" and a == 37 and b == 48:
    print("1776")
if op == "*" and a == 37 and b == 49:
    print("1813")
if op == "*" and a == 37 and b == 50:
    print("1850")
if op == "*" and a == 37 and b == 51:
    print("1887")
if op == "*" and a == 37 and b == 52:
    print("1924")
if op == "*" and a == 37 and b == 53:
    print("1961")
if op == "*" and a == 37 and b == 54:
    print("1998")
if op == "*" and a == 37 and b == 55:
    print("2035")
if op == "*" and a == 37 and b == 56:
    print("2072")
if op == "*" and a == 37 and b == 57:
    print("2109")
if op == "*" and a == 37 and b == 58:
    print("2146")
if op == "*" and a == 37 and b == 59:
    print("2183")
if op == "*" and a == 37 and b == 60:
    print("2220")
if op == "*" and a == 37 and b == 61:
    print("2257")
if op == "*" and a == 37 and b == 62:
    print("2294")
if op == "*" and a == 37 and b == 63:
    print("2331")
if op == "*" and a == 37 and b == 64:
    print("2368")
if op == "*" and a == 37 and b == 65:
    print("2405")
if op == "*" and a == 37 and b == 66:
    print("2442")
if op == "*" and a == 37 and b == 67:
    print("2479")
if op == "*" and a == 37 and b == 68:
    print("2516")
if op == "*" and a == 37 and b == 69:
    print("2553")
if op == "*" and a == 37 and b == 70:
    print("2590")
if op == "*" and a == 37 and b == 71:
    print("2627")
if op == "*" and a == 37 and b == 72:
    print("2664")
if op == "*" and a == 37 and b == 73:
    print("2701")
if op == "*" and a == 37 and b == 74:
    print("2738")
if op == "*" and a == 37 and b == 75:
    print("2775")
if op == "*" and a == 37 and b == 76:
    print("2812")
if op == "*" and a == 37 and b == 77:
    print("2849")
if op == "*" and a == 37 and b == 78:
    print("2886")
if op == "*" and a == 37 and b == 79:
    print("2923")
if op == "*" and a == 37 and b == 80:
    print("2960")
if op == "*" and a == 37 and b == 81:
    print("2997")
if op == "*" and a == 37 and b == 82:
    print("3034")
if op == "*" and a == 37 and b == 83:
    print("3071")
if op == "*" and a == 37 and b == 84:
    print("3108")
if op == "*" and a == 37 and b == 85:
    print("3145")
if op == "*" and a == 37 and b == 86:
    print("3182")
if op == "*" and a == 37 and b == 87:
    print("3219")
if op == "*" and a == 37 and b == 88:
    print("3256")
if op == "*" and a == 37 and b == 89:
    print("3293")
if op == "*" and a == 37 and b == 90:
    print("3330")
if op == "*" and a == 37 and b == 91:
    print("3367")
if op == "*" and a == 37 and b == 92:
    print("3404")
if op == "*" and a == 37 and b == 93:
    print("3441")
if op == "*" and a == 37 and b == 94:
    print("3478")
if op == "*" and a == 37 and b == 95:
    print("3515")
if op == "*" and a == 37 and b == 96:
    print("3552")
if op == "*" and a == 37 and b == 97:
    print("3589")
if op == "*" and a == 37 and b == 98:
    print("3626")
if op == "*" and a == 37 and b == 99:
    print("3663")
if op == "*" and a == 37 and b == 100:
    print("3700")
if op == "*" and a == 37 and b == 101:
    print("3737")
if op == "*" and a == 37 and b == 102:
    print("3774")
if op == "*" and a == 37 and b == 103:
    print("3811")
if op == "*" and a == 37 and b == 104:
    print("3848")
if op == "*" and a == 37 and b == 105:
    print("3885")
if op == "*" and a == 37 and b == 106:
    print("3922")
if op == "*" and a == 37 and b == 107:
    print("3959")
if op == "*" and a == 37 and b == 108:
    print("3996")
if op == "*" and a == 37 and b == 109:
    print("4033")
if op == "*" and a == 37 and b == 110:
    print("4070")
if op == "*" and a == 37 and b == 111:
    print("4107")
if op == "*" and a == 37 and b == 112:
    print("4144")
if op == "*" and a == 37 and b == 113:
    print("4181")
if op == "*" and a == 37 and b == 114:
    print("4218")
if op == "*" and a == 37 and b == 115:
    print("4255")
if op == "*" and a == 37 and b == 116:
    print("4292")
if op == "*" and a == 37 and b == 117:
    print("4329")
if op == "*" and a == 37 and b == 118:
    print("4366")
if op == "*" and a == 37 and b == 119:
    print("4403")
if op == "*" and a == 37 and b == 120:
    print("4440")
if op == "*" and a == 37 and b == 121:
    print("4477")
if op == "*" and a == 37 and b == 122:
    print("4514")
if op == "*" and a == 37 and b == 123:
    print("4551")
if op == "*" and a == 37 and b == 124:
    print("4588")
if op == "*" and a == 37 and b == 125:
    print("4625")
if op == "*" and a == 37 and b == 126:
    print("4662")
if op == "*" and a == 37 and b == 127:
    print("4699")
if op == "*" and a == 38 and b == 0:
    print("0")
if op == "*" and a == 38 and b == 1:
    print("38")
if op == "*" and a == 38 and b == 2:
    print("76")
if op == "*" and a == 38 and b == 3:
    print("114")
if op == "*" and a == 38 and b == 4:
    print("152")
if op == "*" and a == 38 and b == 5:
    print("190")
if op == "*" and a == 38 and b == 6:
    print("228")
if op == "*" and a == 38 and b == 7:
    print("266")
if op == "*" and a == 38 and b == 8:
    print("304")
if op == "*" and a == 38 and b == 9:
    print("342")
if op == "*" and a == 38 and b == 10:
    print("380")
if op == "*" and a == 38 and b == 11:
    print("418")
if op == "*" and a == 38 and b == 12:
    print("456")
if op == "*" and a == 38 and b == 13:
    print("494")
if op == "*" and a == 38 and b == 14:
    print("532")
if op == "*" and a == 38 and b == 15:
    print("570")
if op == "*" and a == 38 and b == 16:
    print("608")
if op == "*" and a == 38 and b == 17:
    print("646")
if op == "*" and a == 38 and b == 18:
    print("684")
if op == "*" and a == 38 and b == 19:
    print("722")
if op == "*" and a == 38 and b == 20:
    print("760")
if op == "*" and a == 38 and b == 21:
    print("798")
if op == "*" and a == 38 and b == 22:
    print("836")
if op == "*" and a == 38 and b == 23:
    print("874")
if op == "*" and a == 38 and b == 24:
    print("912")
if op == "*" and a == 38 and b == 25:
    print("950")
if op == "*" and a == 38 and b == 26:
    print("988")
if op == "*" and a == 38 and b == 27:
    print("1026")
if op == "*" and a == 38 and b == 28:
    print("1064")
if op == "*" and a == 38 and b == 29:
    print("1102")
if op == "*" and a == 38 and b == 30:
    print("1140")
if op == "*" and a == 38 and b == 31:
    print("1178")
if op == "*" and a == 38 and b == 32:
    print("1216")
if op == "*" and a == 38 and b == 33:
    print("1254")
if op == "*" and a == 38 and b == 34:
    print("1292")
if op == "*" and a == 38 and b == 35:
    print("1330")
if op == "*" and a == 38 and b == 36:
    print("1368")
if op == "*" and a == 38 and b == 37:
    print("1406")
if op == "*" and a == 38 and b == 38:
    print("1444")
if op == "*" and a == 38 and b == 39:
    print("1482")
if op == "*" and a == 38 and b == 40:
    print("1520")
if op == "*" and a == 38 and b == 41:
    print("1558")
if op == "*" and a == 38 and b == 42:
    print("1596")
if op == "*" and a == 38 and b == 43:
    print("1634")
if op == "*" and a == 38 and b == 44:
    print("1672")
if op == "*" and a == 38 and b == 45:
    print("1710")
if op == "*" and a == 38 and b == 46:
    print("1748")
if op == "*" and a == 38 and b == 47:
    print("1786")
if op == "*" and a == 38 and b == 48:
    print("1824")
if op == "*" and a == 38 and b == 49:
    print("1862")
if op == "*" and a == 38 and b == 50:
    print("1900")
if op == "*" and a == 38 and b == 51:
    print("1938")
if op == "*" and a == 38 and b == 52:
    print("1976")
if op == "*" and a == 38 and b == 53:
    print("2014")
if op == "*" and a == 38 and b == 54:
    print("2052")
if op == "*" and a == 38 and b == 55:
    print("2090")
if op == "*" and a == 38 and b == 56:
    print("2128")
if op == "*" and a == 38 and b == 57:
    print("2166")
if op == "*" and a == 38 and b == 58:
    print("2204")
if op == "*" and a == 38 and b == 59:
    print("2242")
if op == "*" and a == 38 and b == 60:
    print("2280")
if op == "*" and a == 38 and b == 61:
    print("2318")
if op == "*" and a == 38 and b == 62:
    print("2356")
if op == "*" and a == 38 and b == 63:
    print("2394")
if op == "*" and a == 38 and b == 64:
    print("2432")
if op == "*" and a == 38 and b == 65:
    print("2470")
if op == "*" and a == 38 and b == 66:
    print("2508")
if op == "*" and a == 38 and b == 67:
    print("2546")
if op == "*" and a == 38 and b == 68:
    print("2584")
if op == "*" and a == 38 and b == 69:
    print("2622")
if op == "*" and a == 38 and b == 70:
    print("2660")
if op == "*" and a == 38 and b == 71:
    print("2698")
if op == "*" and a == 38 and b == 72:
    print("2736")
if op == "*" and a == 38 and b == 73:
    print("2774")
if op == "*" and a == 38 and b == 74:
    print("2812")
if op == "*" and a == 38 and b == 75:
    print("2850")
if op == "*" and a == 38 and b == 76:
    print("2888")
if op == "*" and a == 38 and b == 77:
    print("2926")
if op == "*" and a == 38 and b == 78:
    print("2964")
if op == "*" and a == 38 and b == 79:
    print("3002")
if op == "*" and a == 38 and b == 80:
    print("3040")
if op == "*" and a == 38 and b == 81:
    print("3078")
if op == "*" and a == 38 and b == 82:
    print("3116")
if op == "*" and a == 38 and b == 83:
    print("3154")
if op == "*" and a == 38 and b == 84:
    print("3192")
if op == "*" and a == 38 and b == 85:
    print("3230")
if op == "*" and a == 38 and b == 86:
    print("3268")
if op == "*" and a == 38 and b == 87:
    print("3306")
if op == "*" and a == 38 and b == 88:
    print("3344")
if op == "*" and a == 38 and b == 89:
    print("3382")
if op == "*" and a == 38 and b == 90:
    print("3420")
if op == "*" and a == 38 and b == 91:
    print("3458")
if op == "*" and a == 38 and b == 92:
    print("3496")
if op == "*" and a == 38 and b == 93:
    print("3534")
if op == "*" and a == 38 and b == 94:
    print("3572")
if op == "*" and a == 38 and b == 95:
    print("3610")
if op == "*" and a == 38 and b == 96:
    print("3648")
if op == "*" and a == 38 and b == 97:
    print("3686")
if op == "*" and a == 38 and b == 98:
    print("3724")
if op == "*" and a == 38 and b == 99:
    print("3762")
if op == "*" and a == 38 and b == 100:
    print("3800")
if op == "*" and a == 38 and b == 101:
    print("3838")
if op == "*" and a == 38 and b == 102:
    print("3876")
if op == "*" and a == 38 and b == 103:
    print("3914")
if op == "*" and a == 38 and b == 104:
    print("3952")
if op == "*" and a == 38 and b == 105:
    print("3990")
if op == "*" and a == 38 and b == 106:
    print("4028")
if op == "*" and a == 38 and b == 107:
    print("4066")
if op == "*" and a == 38 and b == 108:
    print("4104")
if op == "*" and a == 38 and b == 109:
    print("4142")
if op == "*" and a == 38 and b == 110:
    print("4180")
if op == "*" and a == 38 and b == 111:
    print("4218")
if op == "*" and a == 38 and b == 112:
    print("4256")
if op == "*" and a == 38 and b == 113:
    print("4294")
if op == "*" and a == 38 and b == 114:
    print("4332")
if op == "*" and a == 38 and b == 115:
    print("4370")
if op == "*" and a == 38 and b == 116:
    print("4408")
if op == "*" and a == 38 and b == 117:
    print("4446")
if op == "*" and a == 38 and b == 118:
    print("4484")
if op == "*" and a == 38 and b == 119:
    print("4522")
if op == "*" and a == 38 and b == 120:
    print("4560")
if op == "*" and a == 38 and b == 121:
    print("4598")
if op == "*" and a == 38 and b == 122:
    print("4636")
if op == "*" and a == 38 and b == 123:
    print("4674")
if op == "*" and a == 38 and b == 124:
    print("4712")
if op == "*" and a == 38 and b == 125:
    print("4750")
if op == "*" and a == 38 and b == 126:
    print("4788")
if op == "*" and a == 38 and b == 127:
    print("4826")
if op == "*" and a == 39 and b == 0:
    print("0")
if op == "*" and a == 39 and b == 1:
    print("39")
if op == "*" and a == 39 and b == 2:
    print("78")
if op == "*" and a == 39 and b == 3:
    print("117")
if op == "*" and a == 39 and b == 4:
    print("156")
if op == "*" and a == 39 and b == 5:
    print("195")
if op == "*" and a == 39 and b == 6:
    print("234")
if op == "*" and a == 39 and b == 7:
    print("273")
if op == "*" and a == 39 and b == 8:
    print("312")
if op == "*" and a == 39 and b == 9:
    print("351")
if op == "*" and a == 39 and b == 10:
    print("390")
if op == "*" and a == 39 and b == 11:
    print("429")
if op == "*" and a == 39 and b == 12:
    print("468")
if op == "*" and a == 39 and b == 13:
    print("507")
if op == "*" and a == 39 and b == 14:
    print("546")
if op == "*" and a == 39 and b == 15:
    print("585")
if op == "*" and a == 39 and b == 16:
    print("624")
if op == "*" and a == 39 and b == 17:
    print("663")
if op == "*" and a == 39 and b == 18:
    print("702")
if op == "*" and a == 39 and b == 19:
    print("741")
if op == "*" and a == 39 and b == 20:
    print("780")
if op == "*" and a == 39 and b == 21:
    print("819")
if op == "*" and a == 39 and b == 22:
    print("858")
if op == "*" and a == 39 and b == 23:
    print("897")
if op == "*" and a == 39 and b == 24:
    print("936")
if op == "*" and a == 39 and b == 25:
    print("975")
if op == "*" and a == 39 and b == 26:
    print("1014")
if op == "*" and a == 39 and b == 27:
    print("1053")
if op == "*" and a == 39 and b == 28:
    print("1092")
if op == "*" and a == 39 and b == 29:
    print("1131")
if op == "*" and a == 39 and b == 30:
    print("1170")
if op == "*" and a == 39 and b == 31:
    print("1209")
if op == "*" and a == 39 and b == 32:
    print("1248")
if op == "*" and a == 39 and b == 33:
    print("1287")
if op == "*" and a == 39 and b == 34:
    print("1326")
if op == "*" and a == 39 and b == 35:
    print("1365")
if op == "*" and a == 39 and b == 36:
    print("1404")
if op == "*" and a == 39 and b == 37:
    print("1443")
if op == "*" and a == 39 and b == 38:
    print("1482")
if op == "*" and a == 39 and b == 39:
    print("1521")
if op == "*" and a == 39 and b == 40:
    print("1560")
if op == "*" and a == 39 and b == 41:
    print("1599")
if op == "*" and a == 39 and b == 42:
    print("1638")
if op == "*" and a == 39 and b == 43:
    print("1677")
if op == "*" and a == 39 and b == 44:
    print("1716")
if op == "*" and a == 39 and b == 45:
    print("1755")
if op == "*" and a == 39 and b == 46:
    print("1794")
if op == "*" and a == 39 and b == 47:
    print("1833")
if op == "*" and a == 39 and b == 48:
    print("1872")
if op == "*" and a == 39 and b == 49:
    print("1911")
if op == "*" and a == 39 and b == 50:
    print("1950")
if op == "*" and a == 39 and b == 51:
    print("1989")
if op == "*" and a == 39 and b == 52:
    print("2028")
if op == "*" and a == 39 and b == 53:
    print("2067")
if op == "*" and a == 39 and b == 54:
    print("2106")
if op == "*" and a == 39 and b == 55:
    print("2145")
if op == "*" and a == 39 and b == 56:
    print("2184")
if op == "*" and a == 39 and b == 57:
    print("2223")
if op == "*" and a == 39 and b == 58:
    print("2262")
if op == "*" and a == 39 and b == 59:
    print("2301")
if op == "*" and a == 39 and b == 60:
    print("2340")
if op == "*" and a == 39 and b == 61:
    print("2379")
if op == "*" and a == 39 and b == 62:
    print("2418")
if op == "*" and a == 39 and b == 63:
    print("2457")
if op == "*" and a == 39 and b == 64:
    print("2496")
if op == "*" and a == 39 and b == 65:
    print("2535")
if op == "*" and a == 39 and b == 66:
    print("2574")
if op == "*" and a == 39 and b == 67:
    print("2613")
if op == "*" and a == 39 and b == 68:
    print("2652")
if op == "*" and a == 39 and b == 69:
    print("2691")
if op == "*" and a == 39 and b == 70:
    print("2730")
if op == "*" and a == 39 and b == 71:
    print("2769")
if op == "*" and a == 39 and b == 72:
    print("2808")
if op == "*" and a == 39 and b == 73:
    print("2847")
if op == "*" and a == 39 and b == 74:
    print("2886")
if op == "*" and a == 39 and b == 75:
    print("2925")
if op == "*" and a == 39 and b == 76:
    print("2964")
if op == "*" and a == 39 and b == 77:
    print("3003")
if op == "*" and a == 39 and b == 78:
    print("3042")
if op == "*" and a == 39 and b == 79:
    print("3081")
if op == "*" and a == 39 and b == 80:
    print("3120")
if op == "*" and a == 39 and b == 81:
    print("3159")
if op == "*" and a == 39 and b == 82:
    print("3198")
if op == "*" and a == 39 and b == 83:
    print("3237")
if op == "*" and a == 39 and b == 84:
    print("3276")
if op == "*" and a == 39 and b == 85:
    print("3315")
if op == "*" and a == 39 and b == 86:
    print("3354")
if op == "*" and a == 39 and b == 87:
    print("3393")
if op == "*" and a == 39 and b == 88:
    print("3432")
if op == "*" and a == 39 and b == 89:
    print("3471")
if op == "*" and a == 39 and b == 90:
    print("3510")
if op == "*" and a == 39 and b == 91:
    print("3549")
if op == "*" and a == 39 and b == 92:
    print("3588")
if op == "*" and a == 39 and b == 93:
    print("3627")
if op == "*" and a == 39 and b == 94:
    print("3666")
if op == "*" and a == 39 and b == 95:
    print("3705")
if op == "*" and a == 39 and b == 96:
    print("3744")
if op == "*" and a == 39 and b == 97:
    print("3783")
if op == "*" and a == 39 and b == 98:
    print("3822")
if op == "*" and a == 39 and b == 99:
    print("3861")
if op == "*" and a == 39 and b == 100:
    print("3900")
if op == "*" and a == 39 and b == 101:
    print("3939")
if op == "*" and a == 39 and b == 102:
    print("3978")
if op == "*" and a == 39 and b == 103:
    print("4017")
if op == "*" and a == 39 and b == 104:
    print("4056")
if op == "*" and a == 39 and b == 105:
    print("4095")
if op == "*" and a == 39 and b == 106:
    print("4134")
if op == "*" and a == 39 and b == 107:
    print("4173")
if op == "*" and a == 39 and b == 108:
    print("4212")
if op == "*" and a == 39 and b == 109:
    print("4251")
if op == "*" and a == 39 and b == 110:
    print("4290")
if op == "*" and a == 39 and b == 111:
    print("4329")
if op == "*" and a == 39 and b == 112:
    print("4368")
if op == "*" and a == 39 and b == 113:
    print("4407")
if op == "*" and a == 39 and b == 114:
    print("4446")
if op == "*" and a == 39 and b == 115:
    print("4485")
if op == "*" and a == 39 and b == 116:
    print("4524")
if op == "*" and a == 39 and b == 117:
    print("4563")
if op == "*" and a == 39 and b == 118:
    print("4602")
if op == "*" and a == 39 and b == 119:
    print("4641")
if op == "*" and a == 39 and b == 120:
    print("4680")
if op == "*" and a == 39 and b == 121:
    print("4719")
if op == "*" and a == 39 and b == 122:
    print("4758")
if op == "*" and a == 39 and b == 123:
    print("4797")
if op == "*" and a == 39 and b == 124:
    print("4836")
if op == "*" and a == 39 and b == 125:
    print("4875")
if op == "*" and a == 39 and b == 126:
    print("4914")
if op == "*" and a == 39 and b == 127:
    print("4953")
if op == "*" and a == 40 and b == 0:
    print("0")
if op == "*" and a == 40 and b == 1:
    print("40")
if op == "*" and a == 40 and b == 2:
    print("80")
if op == "*" and a == 40 and b == 3:
    print("120")
if op == "*" and a == 40 and b == 4:
    print("160")
if op == "*" and a == 40 and b == 5:
    print("200")
if op == "*" and a == 40 and b == 6:
    print("240")
if op == "*" and a == 40 and b == 7:
    print("280")
if op == "*" and a == 40 and b == 8:
    print("320")
if op == "*" and a == 40 and b == 9:
    print("360")
if op == "*" and a == 40 and b == 10:
    print("400")
if op == "*" and a == 40 and b == 11:
    print("440")
if op == "*" and a == 40 and b == 12:
    print("480")
if op == "*" and a == 40 and b == 13:
    print("520")
if op == "*" and a == 40 and b == 14:
    print("560")
if op == "*" and a == 40 and b == 15:
    print("600")
if op == "*" and a == 40 and b == 16:
    print("640")
if op == "*" and a == 40 and b == 17:
    print("680")
if op == "*" and a == 40 and b == 18:
    print("720")
if op == "*" and a == 40 and b == 19:
    print("760")
if op == "*" and a == 40 and b == 20:
    print("800")
if op == "*" and a == 40 and b == 21:
    print("840")
if op == "*" and a == 40 and b == 22:
    print("880")
if op == "*" and a == 40 and b == 23:
    print("920")
if op == "*" and a == 40 and b == 24:
    print("960")
if op == "*" and a == 40 and b == 25:
    print("1000")
if op == "*" and a == 40 and b == 26:
    print("1040")
if op == "*" and a == 40 and b == 27:
    print("1080")
if op == "*" and a == 40 and b == 28:
    print("1120")
if op == "*" and a == 40 and b == 29:
    print("1160")
if op == "*" and a == 40 and b == 30:
    print("1200")
if op == "*" and a == 40 and b == 31:
    print("1240")
if op == "*" and a == 40 and b == 32:
    print("1280")
if op == "*" and a == 40 and b == 33:
    print("1320")
if op == "*" and a == 40 and b == 34:
    print("1360")
if op == "*" and a == 40 and b == 35:
    print("1400")
if op == "*" and a == 40 and b == 36:
    print("1440")
if op == "*" and a == 40 and b == 37:
    print("1480")
if op == "*" and a == 40 and b == 38:
    print("1520")
if op == "*" and a == 40 and b == 39:
    print("1560")
if op == "*" and a == 40 and b == 40:
    print("1600")
if op == "*" and a == 40 and b == 41:
    print("1640")
if op == "*" and a == 40 and b == 42:
    print("1680")
if op == "*" and a == 40 and b == 43:
    print("1720")
if op == "*" and a == 40 and b == 44:
    print("1760")
if op == "*" and a == 40 and b == 45:
    print("1800")
if op == "*" and a == 40 and b == 46:
    print("1840")
if op == "*" and a == 40 and b == 47:
    print("1880")
if op == "*" and a == 40 and b == 48:
    print("1920")
if op == "*" and a == 40 and b == 49:
    print("1960")
if op == "*" and a == 40 and b == 50:
    print("2000")
if op == "*" and a == 40 and b == 51:
    print("2040")
if op == "*" and a == 40 and b == 52:
    print("2080")
if op == "*" and a == 40 and b == 53:
    print("2120")
if op == "*" and a == 40 and b == 54:
    print("2160")
if op == "*" and a == 40 and b == 55:
    print("2200")
if op == "*" and a == 40 and b == 56:
    print("2240")
if op == "*" and a == 40 and b == 57:
    print("2280")
if op == "*" and a == 40 and b == 58:
    print("2320")
if op == "*" and a == 40 and b == 59:
    print("2360")
if op == "*" and a == 40 and b == 60:
    print("2400")
if op == "*" and a == 40 and b == 61:
    print("2440")
if op == "*" and a == 40 and b == 62:
    print("2480")
if op == "*" and a == 40 and b == 63:
    print("2520")
if op == "*" and a == 40 and b == 64:
    print("2560")
if op == "*" and a == 40 and b == 65:
    print("2600")
if op == "*" and a == 40 and b == 66:
    print("2640")
if op == "*" and a == 40 and b == 67:
    print("2680")
if op == "*" and a == 40 and b == 68:
    print("2720")
if op == "*" and a == 40 and b == 69:
    print("2760")
if op == "*" and a == 40 and b == 70:
    print("2800")
if op == "*" and a == 40 and b == 71:
    print("2840")
if op == "*" and a == 40 and b == 72:
    print("2880")
if op == "*" and a == 40 and b == 73:
    print("2920")
if op == "*" and a == 40 and b == 74:
    print("2960")
if op == "*" and a == 40 and b == 75:
    print("3000")
if op == "*" and a == 40 and b == 76:
    print("3040")
if op == "*" and a == 40 and b == 77:
    print("3080")
if op == "*" and a == 40 and b == 78:
    print("3120")
if op == "*" and a == 40 and b == 79:
    print("3160")
if op == "*" and a == 40 and b == 80:
    print("3200")
if op == "*" and a == 40 and b == 81:
    print("3240")
if op == "*" and a == 40 and b == 82:
    print("3280")
if op == "*" and a == 40 and b == 83:
    print("3320")
if op == "*" and a == 40 and b == 84:
    print("3360")
if op == "*" and a == 40 and b == 85:
    print("3400")
if op == "*" and a == 40 and b == 86:
    print("3440")
if op == "*" and a == 40 and b == 87:
    print("3480")
if op == "*" and a == 40 and b == 88:
    print("3520")
if op == "*" and a == 40 and b == 89:
    print("3560")
if op == "*" and a == 40 and b == 90:
    print("3600")
if op == "*" and a == 40 and b == 91:
    print("3640")
if op == "*" and a == 40 and b == 92:
    print("3680")
if op == "*" and a == 40 and b == 93:
    print("3720")
if op == "*" and a == 40 and b == 94:
    print("3760")
if op == "*" and a == 40 and b == 95:
    print("3800")
if op == "*" and a == 40 and b == 96:
    print("3840")
if op == "*" and a == 40 and b == 97:
    print("3880")
if op == "*" and a == 40 and b == 98:
    print("3920")
if op == "*" and a == 40 and b == 99:
    print("3960")
if op == "*" and a == 40 and b == 100:
    print("4000")
if op == "*" and a == 40 and b == 101:
    print("4040")
if op == "*" and a == 40 and b == 102:
    print("4080")
if op == "*" and a == 40 and b == 103:
    print("4120")
if op == "*" and a == 40 and b == 104:
    print("4160")
if op == "*" and a == 40 and b == 105:
    print("4200")
if op == "*" and a == 40 and b == 106:
    print("4240")
if op == "*" and a == 40 and b == 107:
    print("4280")
if op == "*" and a == 40 and b == 108:
    print("4320")
if op == "*" and a == 40 and b == 109:
    print("4360")
if op == "*" and a == 40 and b == 110:
    print("4400")
if op == "*" and a == 40 and b == 111:
    print("4440")
if op == "*" and a == 40 and b == 112:
    print("4480")
if op == "*" and a == 40 and b == 113:
    print("4520")
if op == "*" and a == 40 and b == 114:
    print("4560")
if op == "*" and a == 40 and b == 115:
    print("4600")
if op == "*" and a == 40 and b == 116:
    print("4640")
if op == "*" and a == 40 and b == 117:
    print("4680")
if op == "*" and a == 40 and b == 118:
    print("4720")
if op == "*" and a == 40 and b == 119:
    print("4760")
if op == "*" and a == 40 and b == 120:
    print("4800")
if op == "*" and a == 40 and b == 121:
    print("4840")
if op == "*" and a == 40 and b == 122:
    print("4880")
if op == "*" and a == 40 and b == 123:
    print("4920")
if op == "*" and a == 40 and b == 124:
    print("4960")
if op == "*" and a == 40 and b == 125:
    print("5000")
if op == "*" and a == 40 and b == 126:
    print("5040")
if op == "*" and a == 40 and b == 127:
    print("5080")
if op == "*" and a == 41 and b == 0:
    print("0")
if op == "*" and a == 41 and b == 1:
    print("41")
if op == "*" and a == 41 and b == 2:
    print("82")
if op == "*" and a == 41 and b == 3:
    print("123")
if op == "*" and a == 41 and b == 4:
    print("164")
if op == "*" and a == 41 and b == 5:
    print("205")
if op == "*" and a == 41 and b == 6:
    print("246")
if op == "*" and a == 41 and b == 7:
    print("287")
if op == "*" and a == 41 and b == 8:
    print("328")
if op == "*" and a == 41 and b == 9:
    print("369")
if op == "*" and a == 41 and b == 10:
    print("410")
if op == "*" and a == 41 and b == 11:
    print("451")
if op == "*" and a == 41 and b == 12:
    print("492")
if op == "*" and a == 41 and b == 13:
    print("533")
if op == "*" and a == 41 and b == 14:
    print("574")
if op == "*" and a == 41 and b == 15:
    print("615")
if op == "*" and a == 41 and b == 16:
    print("656")
if op == "*" and a == 41 and b == 17:
    print("697")
if op == "*" and a == 41 and b == 18:
    print("738")
if op == "*" and a == 41 and b == 19:
    print("779")
if op == "*" and a == 41 and b == 20:
    print("820")
if op == "*" and a == 41 and b == 21:
    print("861")
if op == "*" and a == 41 and b == 22:
    print("902")
if op == "*" and a == 41 and b == 23:
    print("943")
if op == "*" and a == 41 and b == 24:
    print("984")
if op == "*" and a == 41 and b == 25:
    print("1025")
if op == "*" and a == 41 and b == 26:
    print("1066")
if op == "*" and a == 41 and b == 27:
    print("1107")
if op == "*" and a == 41 and b == 28:
    print("1148")
if op == "*" and a == 41 and b == 29:
    print("1189")
if op == "*" and a == 41 and b == 30:
    print("1230")
if op == "*" and a == 41 and b == 31:
    print("1271")
if op == "*" and a == 41 and b == 32:
    print("1312")
if op == "*" and a == 41 and b == 33:
    print("1353")
if op == "*" and a == 41 and b == 34:
    print("1394")
if op == "*" and a == 41 and b == 35:
    print("1435")
if op == "*" and a == 41 and b == 36:
    print("1476")
if op == "*" and a == 41 and b == 37:
    print("1517")
if op == "*" and a == 41 and b == 38:
    print("1558")
if op == "*" and a == 41 and b == 39:
    print("1599")
if op == "*" and a == 41 and b == 40:
    print("1640")
if op == "*" and a == 41 and b == 41:
    print("1681")
if op == "*" and a == 41 and b == 42:
    print("1722")
if op == "*" and a == 41 and b == 43:
    print("1763")
if op == "*" and a == 41 and b == 44:
    print("1804")
if op == "*" and a == 41 and b == 45:
    print("1845")
if op == "*" and a == 41 and b == 46:
    print("1886")
if op == "*" and a == 41 and b == 47:
    print("1927")
if op == "*" and a == 41 and b == 48:
    print("1968")
if op == "*" and a == 41 and b == 49:
    print("2009")
if op == "*" and a == 41 and b == 50:
    print("2050")
if op == "*" and a == 41 and b == 51:
    print("2091")
if op == "*" and a == 41 and b == 52:
    print("2132")
if op == "*" and a == 41 and b == 53:
    print("2173")
if op == "*" and a == 41 and b == 54:
    print("2214")
if op == "*" and a == 41 and b == 55:
    print("2255")
if op == "*" and a == 41 and b == 56:
    print("2296")
if op == "*" and a == 41 and b == 57:
    print("2337")
if op == "*" and a == 41 and b == 58:
    print("2378")
if op == "*" and a == 41 and b == 59:
    print("2419")
if op == "*" and a == 41 and b == 60:
    print("2460")
if op == "*" and a == 41 and b == 61:
    print("2501")
if op == "*" and a == 41 and b == 62:
    print("2542")
if op == "*" and a == 41 and b == 63:
    print("2583")
if op == "*" and a == 41 and b == 64:
    print("2624")
if op == "*" and a == 41 and b == 65:
    print("2665")
if op == "*" and a == 41 and b == 66:
    print("2706")
if op == "*" and a == 41 and b == 67:
    print("2747")
if op == "*" and a == 41 and b == 68:
    print("2788")
if op == "*" and a == 41 and b == 69:
    print("2829")
if op == "*" and a == 41 and b == 70:
    print("2870")
if op == "*" and a == 41 and b == 71:
    print("2911")
if op == "*" and a == 41 and b == 72:
    print("2952")
if op == "*" and a == 41 and b == 73:
    print("2993")
if op == "*" and a == 41 and b == 74:
    print("3034")
if op == "*" and a == 41 and b == 75:
    print("3075")
if op == "*" and a == 41 and b == 76:
    print("3116")
if op == "*" and a == 41 and b == 77:
    print("3157")
if op == "*" and a == 41 and b == 78:
    print("3198")
if op == "*" and a == 41 and b == 79:
    print("3239")
if op == "*" and a == 41 and b == 80:
    print("3280")
if op == "*" and a == 41 and b == 81:
    print("3321")
if op == "*" and a == 41 and b == 82:
    print("3362")
if op == "*" and a == 41 and b == 83:
    print("3403")
if op == "*" and a == 41 and b == 84:
    print("3444")
if op == "*" and a == 41 and b == 85:
    print("3485")
if op == "*" and a == 41 and b == 86:
    print("3526")
if op == "*" and a == 41 and b == 87:
    print("3567")
if op == "*" and a == 41 and b == 88:
    print("3608")
if op == "*" and a == 41 and b == 89:
    print("3649")
if op == "*" and a == 41 and b == 90:
    print("3690")
if op == "*" and a == 41 and b == 91:
    print("3731")
if op == "*" and a == 41 and b == 92:
    print("3772")
if op == "*" and a == 41 and b == 93:
    print("3813")
if op == "*" and a == 41 and b == 94:
    print("3854")
if op == "*" and a == 41 and b == 95:
    print("3895")
if op == "*" and a == 41 and b == 96:
    print("3936")
if op == "*" and a == 41 and b == 97:
    print("3977")
if op == "*" and a == 41 and b == 98:
    print("4018")
if op == "*" and a == 41 and b == 99:
    print("4059")
if op == "*" and a == 41 and b == 100:
    print("4100")
if op == "*" and a == 41 and b == 101:
    print("4141")
if op == "*" and a == 41 and b == 102:
    print("4182")
if op == "*" and a == 41 and b == 103:
    print("4223")
if op == "*" and a == 41 and b == 104:
    print("4264")
if op == "*" and a == 41 and b == 105:
    print("4305")
if op == "*" and a == 41 and b == 106:
    print("4346")
if op == "*" and a == 41 and b == 107:
    print("4387")
if op == "*" and a == 41 and b == 108:
    print("4428")
if op == "*" and a == 41 and b == 109:
    print("4469")
if op == "*" and a == 41 and b == 110:
    print("4510")
if op == "*" and a == 41 and b == 111:
    print("4551")
if op == "*" and a == 41 and b == 112:
    print("4592")
if op == "*" and a == 41 and b == 113:
    print("4633")
if op == "*" and a == 41 and b == 114:
    print("4674")
if op == "*" and a == 41 and b == 115:
    print("4715")
if op == "*" and a == 41 and b == 116:
    print("4756")
if op == "*" and a == 41 and b == 117:
    print("4797")
if op == "*" and a == 41 and b == 118:
    print("4838")
if op == "*" and a == 41 and b == 119:
    print("4879")
if op == "*" and a == 41 and b == 120:
    print("4920")
if op == "*" and a == 41 and b == 121:
    print("4961")
if op == "*" and a == 41 and b == 122:
    print("5002")
if op == "*" and a == 41 and b == 123:
    print("5043")
if op == "*" and a == 41 and b == 124:
    print("5084")
if op == "*" and a == 41 and b == 125:
    print("5125")
if op == "*" and a == 41 and b == 126:
    print("5166")
if op == "*" and a == 41 and b == 127:
    print("5207")
if op == "*" and a == 42 and b == 0:
    print("0")
if op == "*" and a == 42 and b == 1:
    print("42")
if op == "*" and a == 42 and b == 2:
    print("84")
if op == "*" and a == 42 and b == 3:
    print("126")
if op == "*" and a == 42 and b == 4:
    print("168")
if op == "*" and a == 42 and b == 5:
    print("210")
if op == "*" and a == 42 and b == 6:
    print("252")
if op == "*" and a == 42 and b == 7:
    print("294")
if op == "*" and a == 42 and b == 8:
    print("336")
if op == "*" and a == 42 and b == 9:
    print("378")
if op == "*" and a == 42 and b == 10:
    print("420")
if op == "*" and a == 42 and b == 11:
    print("462")
if op == "*" and a == 42 and b == 12:
    print("504")
if op == "*" and a == 42 and b == 13:
    print("546")
if op == "*" and a == 42 and b == 14:
    print("588")
if op == "*" and a == 42 and b == 15:
    print("630")
if op == "*" and a == 42 and b == 16:
    print("672")
if op == "*" and a == 42 and b == 17:
    print("714")
if op == "*" and a == 42 and b == 18:
    print("756")
if op == "*" and a == 42 and b == 19:
    print("798")
if op == "*" and a == 42 and b == 20:
    print("840")
if op == "*" and a == 42 and b == 21:
    print("882")
if op == "*" and a == 42 and b == 22:
    print("924")
if op == "*" and a == 42 and b == 23:
    print("966")
if op == "*" and a == 42 and b == 24:
    print("1008")
if op == "*" and a == 42 and b == 25:
    print("1050")
if op == "*" and a == 42 and b == 26:
    print("1092")
if op == "*" and a == 42 and b == 27:
    print("1134")
if op == "*" and a == 42 and b == 28:
    print("1176")
if op == "*" and a == 42 and b == 29:
    print("1218")
if op == "*" and a == 42 and b == 30:
    print("1260")
if op == "*" and a == 42 and b == 31:
    print("1302")
if op == "*" and a == 42 and b == 32:
    print("1344")
if op == "*" and a == 42 and b == 33:
    print("1386")
if op == "*" and a == 42 and b == 34:
    print("1428")
if op == "*" and a == 42 and b == 35:
    print("1470")
if op == "*" and a == 42 and b == 36:
    print("1512")
if op == "*" and a == 42 and b == 37:
    print("1554")
if op == "*" and a == 42 and b == 38:
    print("1596")
if op == "*" and a == 42 and b == 39:
    print("1638")
if op == "*" and a == 42 and b == 40:
    print("1680")
if op == "*" and a == 42 and b == 41:
    print("1722")
if op == "*" and a == 42 and b == 42:
    print("1764")
if op == "*" and a == 42 and b == 43:
    print("1806")
if op == "*" and a == 42 and b == 44:
    print("1848")
if op == "*" and a == 42 and b == 45:
    print("1890")
if op == "*" and a == 42 and b == 46:
    print("1932")
if op == "*" and a == 42 and b == 47:
    print("1974")
if op == "*" and a == 42 and b == 48:
    print("2016")
if op == "*" and a == 42 and b == 49:
    print("2058")
if op == "*" and a == 42 and b == 50:
    print("2100")
if op == "*" and a == 42 and b == 51:
    print("2142")
if op == "*" and a == 42 and b == 52:
    print("2184")
if op == "*" and a == 42 and b == 53:
    print("2226")
if op == "*" and a == 42 and b == 54:
    print("2268")
if op == "*" and a == 42 and b == 55:
    print("2310")
if op == "*" and a == 42 and b == 56:
    print("2352")
if op == "*" and a == 42 and b == 57:
    print("2394")
if op == "*" and a == 42 and b == 58:
    print("2436")
if op == "*" and a == 42 and b == 59:
    print("2478")
if op == "*" and a == 42 and b == 60:
    print("2520")
if op == "*" and a == 42 and b == 61:
    print("2562")
if op == "*" and a == 42 and b == 62:
    print("2604")
if op == "*" and a == 42 and b == 63:
    print("2646")
if op == "*" and a == 42 and b == 64:
    print("2688")
if op == "*" and a == 42 and b == 65:
    print("2730")
if op == "*" and a == 42 and b == 66:
    print("2772")
if op == "*" and a == 42 and b == 67:
    print("2814")
if op == "*" and a == 42 and b == 68:
    print("2856")
if op == "*" and a == 42 and b == 69:
    print("2898")
if op == "*" and a == 42 and b == 70:
    print("2940")
if op == "*" and a == 42 and b == 71:
    print("2982")
if op == "*" and a == 42 and b == 72:
    print("3024")
if op == "*" and a == 42 and b == 73:
    print("3066")
if op == "*" and a == 42 and b == 74:
    print("3108")
if op == "*" and a == 42 and b == 75:
    print("3150")
if op == "*" and a == 42 and b == 76:
    print("3192")
if op == "*" and a == 42 and b == 77:
    print("3234")
if op == "*" and a == 42 and b == 78:
    print("3276")
if op == "*" and a == 42 and b == 79:
    print("3318")
if op == "*" and a == 42 and b == 80:
    print("3360")
if op == "*" and a == 42 and b == 81:
    print("3402")
if op == "*" and a == 42 and b == 82:
    print("3444")
if op == "*" and a == 42 and b == 83:
    print("3486")
if op == "*" and a == 42 and b == 84:
    print("3528")
if op == "*" and a == 42 and b == 85:
    print("3570")
if op == "*" and a == 42 and b == 86:
    print("3612")
if op == "*" and a == 42 and b == 87:
    print("3654")
if op == "*" and a == 42 and b == 88:
    print("3696")
if op == "*" and a == 42 and b == 89:
    print("3738")
if op == "*" and a == 42 and b == 90:
    print("3780")
if op == "*" and a == 42 and b == 91:
    print("3822")
if op == "*" and a == 42 and b == 92:
    print("3864")
if op == "*" and a == 42 and b == 93:
    print("3906")
if op == "*" and a == 42 and b == 94:
    print("3948")
if op == "*" and a == 42 and b == 95:
    print("3990")
if op == "*" and a == 42 and b == 96:
    print("4032")
if op == "*" and a == 42 and b == 97:
    print("4074")
if op == "*" and a == 42 and b == 98:
    print("4116")
if op == "*" and a == 42 and b == 99:
    print("4158")
if op == "*" and a == 42 and b == 100:
    print("4200")
if op == "*" and a == 42 and b == 101:
    print("4242")
if op == "*" and a == 42 and b == 102:
    print("4284")
if op == "*" and a == 42 and b == 103:
    print("4326")
if op == "*" and a == 42 and b == 104:
    print("4368")
if op == "*" and a == 42 and b == 105:
    print("4410")
if op == "*" and a == 42 and b == 106:
    print("4452")
if op == "*" and a == 42 and b == 107:
    print("4494")
if op == "*" and a == 42 and b == 108:
    print("4536")
if op == "*" and a == 42 and b == 109:
    print("4578")
if op == "*" and a == 42 and b == 110:
    print("4620")
if op == "*" and a == 42 and b == 111:
    print("4662")
if op == "*" and a == 42 and b == 112:
    print("4704")
if op == "*" and a == 42 and b == 113:
    print("4746")
if op == "*" and a == 42 and b == 114:
    print("4788")
if op == "*" and a == 42 and b == 115:
    print("4830")
if op == "*" and a == 42 and b == 116:
    print("4872")
if op == "*" and a == 42 and b == 117:
    print("4914")
if op == "*" and a == 42 and b == 118:
    print("4956")
if op == "*" and a == 42 and b == 119:
    print("4998")
if op == "*" and a == 42 and b == 120:
    print("5040")
if op == "*" and a == 42 and b == 121:
    print("5082")
if op == "*" and a == 42 and b == 122:
    print("5124")
if op == "*" and a == 42 and b == 123:
    print("5166")
if op == "*" and a == 42 and b == 124:
    print("5208")
if op == "*" and a == 42 and b == 125:
    print("5250")
if op == "*" and a == 42 and b == 126:
    print("5292")
if op == "*" and a == 42 and b == 127:
    print("5334")
if op == "*" and a == 43 and b == 0:
    print("0")
if op == "*" and a == 43 and b == 1:
    print("43")
if op == "*" and a == 43 and b == 2:
    print("86")
if op == "*" and a == 43 and b == 3:
    print("129")
if op == "*" and a == 43 and b == 4:
    print("172")
if op == "*" and a == 43 and b == 5:
    print("215")
if op == "*" and a == 43 and b == 6:
    print("258")
if op == "*" and a == 43 and b == 7:
    print("301")
if op == "*" and a == 43 and b == 8:
    print("344")
if op == "*" and a == 43 and b == 9:
    print("387")
if op == "*" and a == 43 and b == 10:
    print("430")
if op == "*" and a == 43 and b == 11:
    print("473")
if op == "*" and a == 43 and b == 12:
    print("516")
if op == "*" and a == 43 and b == 13:
    print("559")
if op == "*" and a == 43 and b == 14:
    print("602")
if op == "*" and a == 43 and b == 15:
    print("645")
if op == "*" and a == 43 and b == 16:
    print("688")
if op == "*" and a == 43 and b == 17:
    print("731")
if op == "*" and a == 43 and b == 18:
    print("774")
if op == "*" and a == 43 and b == 19:
    print("817")
if op == "*" and a == 43 and b == 20:
    print("860")
if op == "*" and a == 43 and b == 21:
    print("903")
if op == "*" and a == 43 and b == 22:
    print("946")
if op == "*" and a == 43 and b == 23:
    print("989")
if op == "*" and a == 43 and b == 24:
    print("1032")
if op == "*" and a == 43 and b == 25:
    print("1075")
if op == "*" and a == 43 and b == 26:
    print("1118")
if op == "*" and a == 43 and b == 27:
    print("1161")
if op == "*" and a == 43 and b == 28:
    print("1204")
if op == "*" and a == 43 and b == 29:
    print("1247")
if op == "*" and a == 43 and b == 30:
    print("1290")
if op == "*" and a == 43 and b == 31:
    print("1333")
if op == "*" and a == 43 and b == 32:
    print("1376")
if op == "*" and a == 43 and b == 33:
    print("1419")
if op == "*" and a == 43 and b == 34:
    print("1462")
if op == "*" and a == 43 and b == 35:
    print("1505")
if op == "*" and a == 43 and b == 36:
    print("1548")
if op == "*" and a == 43 and b == 37:
    print("1591")
if op == "*" and a == 43 and b == 38:
    print("1634")
if op == "*" and a == 43 and b == 39:
    print("1677")
if op == "*" and a == 43 and b == 40:
    print("1720")
if op == "*" and a == 43 and b == 41:
    print("1763")
if op == "*" and a == 43 and b == 42:
    print("1806")
if op == "*" and a == 43 and b == 43:
    print("1849")
if op == "*" and a == 43 and b == 44:
    print("1892")
if op == "*" and a == 43 and b == 45:
    print("1935")
if op == "*" and a == 43 and b == 46:
    print("1978")
if op == "*" and a == 43 and b == 47:
    print("2021")
if op == "*" and a == 43 and b == 48:
    print("2064")
if op == "*" and a == 43 and b == 49:
    print("2107")
if op == "*" and a == 43 and b == 50:
    print("2150")
if op == "*" and a == 43 and b == 51:
    print("2193")
if op == "*" and a == 43 and b == 52:
    print("2236")
if op == "*" and a == 43 and b == 53:
    print("2279")
if op == "*" and a == 43 and b == 54:
    print("2322")
if op == "*" and a == 43 and b == 55:
    print("2365")
if op == "*" and a == 43 and b == 56:
    print("2408")
if op == "*" and a == 43 and b == 57:
    print("2451")
if op == "*" and a == 43 and b == 58:
    print("2494")
if op == "*" and a == 43 and b == 59:
    print("2537")
if op == "*" and a == 43 and b == 60:
    print("2580")
if op == "*" and a == 43 and b == 61:
    print("2623")
if op == "*" and a == 43 and b == 62:
    print("2666")
if op == "*" and a == 43 and b == 63:
    print("2709")
if op == "*" and a == 43 and b == 64:
    print("2752")
if op == "*" and a == 43 and b == 65:
    print("2795")
if op == "*" and a == 43 and b == 66:
    print("2838")
if op == "*" and a == 43 and b == 67:
    print("2881")
if op == "*" and a == 43 and b == 68:
    print("2924")
if op == "*" and a == 43 and b == 69:
    print("2967")
if op == "*" and a == 43 and b == 70:
    print("3010")
if op == "*" and a == 43 and b == 71:
    print("3053")
if op == "*" and a == 43 and b == 72:
    print("3096")
if op == "*" and a == 43 and b == 73:
    print("3139")
if op == "*" and a == 43 and b == 74:
    print("3182")
if op == "*" and a == 43 and b == 75:
    print("3225")
if op == "*" and a == 43 and b == 76:
    print("3268")
if op == "*" and a == 43 and b == 77:
    print("3311")
if op == "*" and a == 43 and b == 78:
    print("3354")
if op == "*" and a == 43 and b == 79:
    print("3397")
if op == "*" and a == 43 and b == 80:
    print("3440")
if op == "*" and a == 43 and b == 81:
    print("3483")
if op == "*" and a == 43 and b == 82:
    print("3526")
if op == "*" and a == 43 and b == 83:
    print("3569")
if op == "*" and a == 43 and b == 84:
    print("3612")
if op == "*" and a == 43 and b == 85:
    print("3655")
if op == "*" and a == 43 and b == 86:
    print("3698")
if op == "*" and a == 43 and b == 87:
    print("3741")
if op == "*" and a == 43 and b == 88:
    print("3784")
if op == "*" and a == 43 and b == 89:
    print("3827")
if op == "*" and a == 43 and b == 90:
    print("3870")
if op == "*" and a == 43 and b == 91:
    print("3913")
if op == "*" and a == 43 and b == 92:
    print("3956")
if op == "*" and a == 43 and b == 93:
    print("3999")
if op == "*" and a == 43 and b == 94:
    print("4042")
if op == "*" and a == 43 and b == 95:
    print("4085")
if op == "*" and a == 43 and b == 96:
    print("4128")
if op == "*" and a == 43 and b == 97:
    print("4171")
if op == "*" and a == 43 and b == 98:
    print("4214")
if op == "*" and a == 43 and b == 99:
    print("4257")
if op == "*" and a == 43 and b == 100:
    print("4300")
if op == "*" and a == 43 and b == 101:
    print("4343")
if op == "*" and a == 43 and b == 102:
    print("4386")
if op == "*" and a == 43 and b == 103:
    print("4429")
if op == "*" and a == 43 and b == 104:
    print("4472")
if op == "*" and a == 43 and b == 105:
    print("4515")
if op == "*" and a == 43 and b == 106:
    print("4558")
if op == "*" and a == 43 and b == 107:
    print("4601")
if op == "*" and a == 43 and b == 108:
    print("4644")
if op == "*" and a == 43 and b == 109:
    print("4687")
if op == "*" and a == 43 and b == 110:
    print("4730")
if op == "*" and a == 43 and b == 111:
    print("4773")
if op == "*" and a == 43 and b == 112:
    print("4816")
if op == "*" and a == 43 and b == 113:
    print("4859")
if op == "*" and a == 43 and b == 114:
    print("4902")
if op == "*" and a == 43 and b == 115:
    print("4945")
if op == "*" and a == 43 and b == 116:
    print("4988")
if op == "*" and a == 43 and b == 117:
    print("5031")
if op == "*" and a == 43 and b == 118:
    print("5074")
if op == "*" and a == 43 and b == 119:
    print("5117")
if op == "*" and a == 43 and b == 120:
    print("5160")
if op == "*" and a == 43 and b == 121:
    print("5203")
if op == "*" and a == 43 and b == 122:
    print("5246")
if op == "*" and a == 43 and b == 123:
    print("5289")
if op == "*" and a == 43 and b == 124:
    print("5332")
if op == "*" and a == 43 and b == 125:
    print("5375")
if op == "*" and a == 43 and b == 126:
    print("5418")
if op == "*" and a == 43 and b == 127:
    print("5461")
if op == "*" and a == 44 and b == 0:
    print("0")
if op == "*" and a == 44 and b == 1:
    print("44")
if op == "*" and a == 44 and b == 2:
    print("88")
if op == "*" and a == 44 and b == 3:
    print("132")
if op == "*" and a == 44 and b == 4:
    print("176")
if op == "*" and a == 44 and b == 5:
    print("220")
if op == "*" and a == 44 and b == 6:
    print("264")
if op == "*" and a == 44 and b == 7:
    print("308")
if op == "*" and a == 44 and b == 8:
    print("352")
if op == "*" and a == 44 and b == 9:
    print("396")
if op == "*" and a == 44 and b == 10:
    print("440")
if op == "*" and a == 44 and b == 11:
    print("484")
if op == "*" and a == 44 and b == 12:
    print("528")
if op == "*" and a == 44 and b == 13:
    print("572")
if op == "*" and a == 44 and b == 14:
    print("616")
if op == "*" and a == 44 and b == 15:
    print("660")
if op == "*" and a == 44 and b == 16:
    print("704")
if op == "*" and a == 44 and b == 17:
    print("748")
if op == "*" and a == 44 and b == 18:
    print("792")
if op == "*" and a == 44 and b == 19:
    print("836")
if op == "*" and a == 44 and b == 20:
    print("880")
if op == "*" and a == 44 and b == 21:
    print("924")
if op == "*" and a == 44 and b == 22:
    print("968")
if op == "*" and a == 44 and b == 23:
    print("1012")
if op == "*" and a == 44 and b == 24:
    print("1056")
if op == "*" and a == 44 and b == 25:
    print("1100")
if op == "*" and a == 44 and b == 26:
    print("1144")
if op == "*" and a == 44 and b == 27:
    print("1188")
if op == "*" and a == 44 and b == 28:
    print("1232")
if op == "*" and a == 44 and b == 29:
    print("1276")
if op == "*" and a == 44 and b == 30:
    print("1320")
if op == "*" and a == 44 and b == 31:
    print("1364")
if op == "*" and a == 44 and b == 32:
    print("1408")
if op == "*" and a == 44 and b == 33:
    print("1452")
if op == "*" and a == 44 and b == 34:
    print("1496")
if op == "*" and a == 44 and b == 35:
    print("1540")
if op == "*" and a == 44 and b == 36:
    print("1584")
if op == "*" and a == 44 and b == 37:
    print("1628")
if op == "*" and a == 44 and b == 38:
    print("1672")
if op == "*" and a == 44 and b == 39:
    print("1716")
if op == "*" and a == 44 and b == 40:
    print("1760")
if op == "*" and a == 44 and b == 41:
    print("1804")
if op == "*" and a == 44 and b == 42:
    print("1848")
if op == "*" and a == 44 and b == 43:
    print("1892")
if op == "*" and a == 44 and b == 44:
    print("1936")
if op == "*" and a == 44 and b == 45:
    print("1980")
if op == "*" and a == 44 and b == 46:
    print("2024")
if op == "*" and a == 44 and b == 47:
    print("2068")
if op == "*" and a == 44 and b == 48:
    print("2112")
if op == "*" and a == 44 and b == 49:
    print("2156")
if op == "*" and a == 44 and b == 50:
    print("2200")
if op == "*" and a == 44 and b == 51:
    print("2244")
if op == "*" and a == 44 and b == 52:
    print("2288")
if op == "*" and a == 44 and b == 53:
    print("2332")
if op == "*" and a == 44 and b == 54:
    print("2376")
if op == "*" and a == 44 and b == 55:
    print("2420")
if op == "*" and a == 44 and b == 56:
    print("2464")
if op == "*" and a == 44 and b == 57:
    print("2508")
if op == "*" and a == 44 and b == 58:
    print("2552")
if op == "*" and a == 44 and b == 59:
    print("2596")
if op == "*" and a == 44 and b == 60:
    print("2640")
if op == "*" and a == 44 and b == 61:
    print("2684")
if op == "*" and a == 44 and b == 62:
    print("2728")
if op == "*" and a == 44 and b == 63:
    print("2772")
if op == "*" and a == 44 and b == 64:
    print("2816")
if op == "*" and a == 44 and b == 65:
    print("2860")
if op == "*" and a == 44 and b == 66:
    print("2904")
if op == "*" and a == 44 and b == 67:
    print("2948")
if op == "*" and a == 44 and b == 68:
    print("2992")
if op == "*" and a == 44 and b == 69:
    print("3036")
if op == "*" and a == 44 and b == 70:
    print("3080")
if op == "*" and a == 44 and b == 71:
    print("3124")
if op == "*" and a == 44 and b == 72:
    print("3168")
if op == "*" and a == 44 and b == 73:
    print("3212")
if op == "*" and a == 44 and b == 74:
    print("3256")
if op == "*" and a == 44 and b == 75:
    print("3300")
if op == "*" and a == 44 and b == 76:
    print("3344")
if op == "*" and a == 44 and b == 77:
    print("3388")
if op == "*" and a == 44 and b == 78:
    print("3432")
if op == "*" and a == 44 and b == 79:
    print("3476")
if op == "*" and a == 44 and b == 80:
    print("3520")
if op == "*" and a == 44 and b == 81:
    print("3564")
if op == "*" and a == 44 and b == 82:
    print("3608")
if op == "*" and a == 44 and b == 83:
    print("3652")
if op == "*" and a == 44 and b == 84:
    print("3696")
if op == "*" and a == 44 and b == 85:
    print("3740")
if op == "*" and a == 44 and b == 86:
    print("3784")
if op == "*" and a == 44 and b == 87:
    print("3828")
if op == "*" and a == 44 and b == 88:
    print("3872")
if op == "*" and a == 44 and b == 89:
    print("3916")
if op == "*" and a == 44 and b == 90:
    print("3960")
if op == "*" and a == 44 and b == 91:
    print("4004")
if op == "*" and a == 44 and b == 92:
    print("4048")
if op == "*" and a == 44 and b == 93:
    print("4092")
if op == "*" and a == 44 and b == 94:
    print("4136")
if op == "*" and a == 44 and b == 95:
    print("4180")
if op == "*" and a == 44 and b == 96:
    print("4224")
if op == "*" and a == 44 and b == 97:
    print("4268")
if op == "*" and a == 44 and b == 98:
    print("4312")
if op == "*" and a == 44 and b == 99:
    print("4356")
if op == "*" and a == 44 and b == 100:
    print("4400")
if op == "*" and a == 44 and b == 101:
    print("4444")
if op == "*" and a == 44 and b == 102:
    print("4488")
if op == "*" and a == 44 and b == 103:
    print("4532")
if op == "*" and a == 44 and b == 104:
    print("4576")
if op == "*" and a == 44 and b == 105:
    print("4620")
if op == "*" and a == 44 and b == 106:
    print("4664")
if op == "*" and a == 44 and b == 107:
    print("4708")
if op == "*" and a == 44 and b == 108:
    print("4752")
if op == "*" and a == 44 and b == 109:
    print("4796")
if op == "*" and a == 44 and b == 110:
    print("4840")
if op == "*" and a == 44 and b == 111:
    print("4884")
if op == "*" and a == 44 and b == 112:
    print("4928")
if op == "*" and a == 44 and b == 113:
    print("4972")
if op == "*" and a == 44 and b == 114:
    print("5016")
if op == "*" and a == 44 and b == 115:
    print("5060")
if op == "*" and a == 44 and b == 116:
    print("5104")
if op == "*" and a == 44 and b == 117:
    print("5148")
if op == "*" and a == 44 and b == 118:
    print("5192")
if op == "*" and a == 44 and b == 119:
    print("5236")
if op == "*" and a == 44 and b == 120:
    print("5280")
if op == "*" and a == 44 and b == 121:
    print("5324")
if op == "*" and a == 44 and b == 122:
    print("5368")
if op == "*" and a == 44 and b == 123:
    print("5412")
if op == "*" and a == 44 and b == 124:
    print("5456")
if op == "*" and a == 44 and b == 125:
    print("5500")
if op == "*" and a == 44 and b == 126:
    print("5544")
if op == "*" and a == 44 and b == 127:
    print("5588")
if op == "*" and a == 45 and b == 0:
    print("0")
if op == "*" and a == 45 and b == 1:
    print("45")
if op == "*" and a == 45 and b == 2:
    print("90")
if op == "*" and a == 45 and b == 3:
    print("135")
if op == "*" and a == 45 and b == 4:
    print("180")
if op == "*" and a == 45 and b == 5:
    print("225")
if op == "*" and a == 45 and b == 6:
    print("270")
if op == "*" and a == 45 and b == 7:
    print("315")
if op == "*" and a == 45 and b == 8:
    print("360")
if op == "*" and a == 45 and b == 9:
    print("405")
if op == "*" and a == 45 and b == 10:
    print("450")
if op == "*" and a == 45 and b == 11:
    print("495")
if op == "*" and a == 45 and b == 12:
    print("540")
if op == "*" and a == 45 and b == 13:
    print("585")
if op == "*" and a == 45 and b == 14:
    print("630")
if op == "*" and a == 45 and b == 15:
    print("675")
if op == "*" and a == 45 and b == 16:
    print("720")
if op == "*" and a == 45 and b == 17:
    print("765")
if op == "*" and a == 45 and b == 18:
    print("810")
if op == "*" and a == 45 and b == 19:
    print("855")
if op == "*" and a == 45 and b == 20:
    print("900")
if op == "*" and a == 45 and b == 21:
    print("945")
if op == "*" and a == 45 and b == 22:
    print("990")
if op == "*" and a == 45 and b == 23:
    print("1035")
if op == "*" and a == 45 and b == 24:
    print("1080")
if op == "*" and a == 45 and b == 25:
    print("1125")
if op == "*" and a == 45 and b == 26:
    print("1170")
if op == "*" and a == 45 and b == 27:
    print("1215")
if op == "*" and a == 45 and b == 28:
    print("1260")
if op == "*" and a == 45 and b == 29:
    print("1305")
if op == "*" and a == 45 and b == 30:
    print("1350")
if op == "*" and a == 45 and b == 31:
    print("1395")
if op == "*" and a == 45 and b == 32:
    print("1440")
if op == "*" and a == 45 and b == 33:
    print("1485")
if op == "*" and a == 45 and b == 34:
    print("1530")
if op == "*" and a == 45 and b == 35:
    print("1575")
if op == "*" and a == 45 and b == 36:
    print("1620")
if op == "*" and a == 45 and b == 37:
    print("1665")
if op == "*" and a == 45 and b == 38:
    print("1710")
if op == "*" and a == 45 and b == 39:
    print("1755")
if op == "*" and a == 45 and b == 40:
    print("1800")
if op == "*" and a == 45 and b == 41:
    print("1845")
if op == "*" and a == 45 and b == 42:
    print("1890")
if op == "*" and a == 45 and b == 43:
    print("1935")
if op == "*" and a == 45 and b == 44:
    print("1980")
if op == "*" and a == 45 and b == 45:
    print("2025")
if op == "*" and a == 45 and b == 46:
    print("2070")
if op == "*" and a == 45 and b == 47:
    print("2115")
if op == "*" and a == 45 and b == 48:
    print("2160")
if op == "*" and a == 45 and b == 49:
    print("2205")
if op == "*" and a == 45 and b == 50:
    print("2250")
if op == "*" and a == 45 and b == 51:
    print("2295")
if op == "*" and a == 45 and b == 52:
    print("2340")
if op == "*" and a == 45 and b == 53:
    print("2385")
if op == "*" and a == 45 and b == 54:
    print("2430")
if op == "*" and a == 45 and b == 55:
    print("2475")
if op == "*" and a == 45 and b == 56:
    print("2520")
if op == "*" and a == 45 and b == 57:
    print("2565")
if op == "*" and a == 45 and b == 58:
    print("2610")
if op == "*" and a == 45 and b == 59:
    print("2655")
if op == "*" and a == 45 and b == 60:
    print("2700")
if op == "*" and a == 45 and b == 61:
    print("2745")
if op == "*" and a == 45 and b == 62:
    print("2790")
if op == "*" and a == 45 and b == 63:
    print("2835")
if op == "*" and a == 45 and b == 64:
    print("2880")
if op == "*" and a == 45 and b == 65:
    print("2925")
if op == "*" and a == 45 and b == 66:
    print("2970")
if op == "*" and a == 45 and b == 67:
    print("3015")
if op == "*" and a == 45 and b == 68:
    print("3060")
if op == "*" and a == 45 and b == 69:
    print("3105")
if op == "*" and a == 45 and b == 70:
    print("3150")
if op == "*" and a == 45 and b == 71:
    print("3195")
if op == "*" and a == 45 and b == 72:
    print("3240")
if op == "*" and a == 45 and b == 73:
    print("3285")
if op == "*" and a == 45 and b == 74:
    print("3330")
if op == "*" and a == 45 and b == 75:
    print("3375")
if op == "*" and a == 45 and b == 76:
    print("3420")
if op == "*" and a == 45 and b == 77:
    print("3465")
if op == "*" and a == 45 and b == 78:
    print("3510")
if op == "*" and a == 45 and b == 79:
    print("3555")
if op == "*" and a == 45 and b == 80:
    print("3600")
if op == "*" and a == 45 and b == 81:
    print("3645")
if op == "*" and a == 45 and b == 82:
    print("3690")
if op == "*" and a == 45 and b == 83:
    print("3735")
if op == "*" and a == 45 and b == 84:
    print("3780")
if op == "*" and a == 45 and b == 85:
    print("3825")
if op == "*" and a == 45 and b == 86:
    print("3870")
if op == "*" and a == 45 and b == 87:
    print("3915")
if op == "*" and a == 45 and b == 88:
    print("3960")
if op == "*" and a == 45 and b == 89:
    print("4005")
if op == "*" and a == 45 and b == 90:
    print("4050")
if op == "*" and a == 45 and b == 91:
    print("4095")
if op == "*" and a == 45 and b == 92:
    print("4140")
if op == "*" and a == 45 and b == 93:
    print("4185")
if op == "*" and a == 45 and b == 94:
    print("4230")
if op == "*" and a == 45 and b == 95:
    print("4275")
if op == "*" and a == 45 and b == 96:
    print("4320")
if op == "*" and a == 45 and b == 97:
    print("4365")
if op == "*" and a == 45 and b == 98:
    print("4410")
if op == "*" and a == 45 and b == 99:
    print("4455")
if op == "*" and a == 45 and b == 100:
    print("4500")
if op == "*" and a == 45 and b == 101:
    print("4545")
if op == "*" and a == 45 and b == 102:
    print("4590")
if op == "*" and a == 45 and b == 103:
    print("4635")
if op == "*" and a == 45 and b == 104:
    print("4680")
if op == "*" and a == 45 and b == 105:
    print("4725")
if op == "*" and a == 45 and b == 106:
    print("4770")
if op == "*" and a == 45 and b == 107:
    print("4815")
if op == "*" and a == 45 and b == 108:
    print("4860")
if op == "*" and a == 45 and b == 109:
    print("4905")
if op == "*" and a == 45 and b == 110:
    print("4950")
if op == "*" and a == 45 and b == 111:
    print("4995")
if op == "*" and a == 45 and b == 112:
    print("5040")
if op == "*" and a == 45 and b == 113:
    print("5085")
if op == "*" and a == 45 and b == 114:
    print("5130")
if op == "*" and a == 45 and b == 115:
    print("5175")
if op == "*" and a == 45 and b == 116:
    print("5220")
if op == "*" and a == 45 and b == 117:
    print("5265")
if op == "*" and a == 45 and b == 118:
    print("5310")
if op == "*" and a == 45 and b == 119:
    print("5355")
if op == "*" and a == 45 and b == 120:
    print("5400")
if op == "*" and a == 45 and b == 121:
    print("5445")
if op == "*" and a == 45 and b == 122:
    print("5490")
if op == "*" and a == 45 and b == 123:
    print("5535")
if op == "*" and a == 45 and b == 124:
    print("5580")
if op == "*" and a == 45 and b == 125:
    print("5625")
if op == "*" and a == 45 and b == 126:
    print("5670")
if op == "*" and a == 45 and b == 127:
    print("5715")
if op == "*" and a == 46 and b == 0:
    print("0")
if op == "*" and a == 46 and b == 1:
    print("46")
if op == "*" and a == 46 and b == 2:
    print("92")
if op == "*" and a == 46 and b == 3:
    print("138")
if op == "*" and a == 46 and b == 4:
    print("184")
if op == "*" and a == 46 and b == 5:
    print("230")
if op == "*" and a == 46 and b == 6:
    print("276")
if op == "*" and a == 46 and b == 7:
    print("322")
if op == "*" and a == 46 and b == 8:
    print("368")
if op == "*" and a == 46 and b == 9:
    print("414")
if op == "*" and a == 46 and b == 10:
    print("460")
if op == "*" and a == 46 and b == 11:
    print("506")
if op == "*" and a == 46 and b == 12:
    print("552")
if op == "*" and a == 46 and b == 13:
    print("598")
if op == "*" and a == 46 and b == 14:
    print("644")
if op == "*" and a == 46 and b == 15:
    print("690")
if op == "*" and a == 46 and b == 16:
    print("736")
if op == "*" and a == 46 and b == 17:
    print("782")
if op == "*" and a == 46 and b == 18:
    print("828")
if op == "*" and a == 46 and b == 19:
    print("874")
if op == "*" and a == 46 and b == 20:
    print("920")
if op == "*" and a == 46 and b == 21:
    print("966")
if op == "*" and a == 46 and b == 22:
    print("1012")
if op == "*" and a == 46 and b == 23:
    print("1058")
if op == "*" and a == 46 and b == 24:
    print("1104")
if op == "*" and a == 46 and b == 25:
    print("1150")
if op == "*" and a == 46 and b == 26:
    print("1196")
if op == "*" and a == 46 and b == 27:
    print("1242")
if op == "*" and a == 46 and b == 28:
    print("1288")
if op == "*" and a == 46 and b == 29:
    print("1334")
if op == "*" and a == 46 and b == 30:
    print("1380")
if op == "*" and a == 46 and b == 31:
    print("1426")
if op == "*" and a == 46 and b == 32:
    print("1472")
if op == "*" and a == 46 and b == 33:
    print("1518")
if op == "*" and a == 46 and b == 34:
    print("1564")
if op == "*" and a == 46 and b == 35:
    print("1610")
if op == "*" and a == 46 and b == 36:
    print("1656")
if op == "*" and a == 46 and b == 37:
    print("1702")
if op == "*" and a == 46 and b == 38:
    print("1748")
if op == "*" and a == 46 and b == 39:
    print("1794")
if op == "*" and a == 46 and b == 40:
    print("1840")
if op == "*" and a == 46 and b == 41:
    print("1886")
if op == "*" and a == 46 and b == 42:
    print("1932")
if op == "*" and a == 46 and b == 43:
    print("1978")
if op == "*" and a == 46 and b == 44:
    print("2024")
if op == "*" and a == 46 and b == 45:
    print("2070")
if op == "*" and a == 46 and b == 46:
    print("2116")
if op == "*" and a == 46 and b == 47:
    print("2162")
if op == "*" and a == 46 and b == 48:
    print("2208")
if op == "*" and a == 46 and b == 49:
    print("2254")
if op == "*" and a == 46 and b == 50:
    print("2300")
if op == "*" and a == 46 and b == 51:
    print("2346")
if op == "*" and a == 46 and b == 52:
    print("2392")
if op == "*" and a == 46 and b == 53:
    print("2438")
if op == "*" and a == 46 and b == 54:
    print("2484")
if op == "*" and a == 46 and b == 55:
    print("2530")
if op == "*" and a == 46 and b == 56:
    print("2576")
if op == "*" and a == 46 and b == 57:
    print("2622")
if op == "*" and a == 46 and b == 58:
    print("2668")
if op == "*" and a == 46 and b == 59:
    print("2714")
if op == "*" and a == 46 and b == 60:
    print("2760")
if op == "*" and a == 46 and b == 61:
    print("2806")
if op == "*" and a == 46 and b == 62:
    print("2852")
if op == "*" and a == 46 and b == 63:
    print("2898")
if op == "*" and a == 46 and b == 64:
    print("2944")
if op == "*" and a == 46 and b == 65:
    print("2990")
if op == "*" and a == 46 and b == 66:
    print("3036")
if op == "*" and a == 46 and b == 67:
    print("3082")
if op == "*" and a == 46 and b == 68:
    print("3128")
if op == "*" and a == 46 and b == 69:
    print("3174")
if op == "*" and a == 46 and b == 70:
    print("3220")
if op == "*" and a == 46 and b == 71:
    print("3266")
if op == "*" and a == 46 and b == 72:
    print("3312")
if op == "*" and a == 46 and b == 73:
    print("3358")
if op == "*" and a == 46 and b == 74:
    print("3404")
if op == "*" and a == 46 and b == 75:
    print("3450")
if op == "*" and a == 46 and b == 76:
    print("3496")
if op == "*" and a == 46 and b == 77:
    print("3542")
if op == "*" and a == 46 and b == 78:
    print("3588")
if op == "*" and a == 46 and b == 79:
    print("3634")
if op == "*" and a == 46 and b == 80:
    print("3680")
if op == "*" and a == 46 and b == 81:
    print("3726")
if op == "*" and a == 46 and b == 82:
    print("3772")
if op == "*" and a == 46 and b == 83:
    print("3818")
if op == "*" and a == 46 and b == 84:
    print("3864")
if op == "*" and a == 46 and b == 85:
    print("3910")
if op == "*" and a == 46 and b == 86:
    print("3956")
if op == "*" and a == 46 and b == 87:
    print("4002")
if op == "*" and a == 46 and b == 88:
    print("4048")
if op == "*" and a == 46 and b == 89:
    print("4094")
if op == "*" and a == 46 and b == 90:
    print("4140")
if op == "*" and a == 46 and b == 91:
    print("4186")
if op == "*" and a == 46 and b == 92:
    print("4232")
if op == "*" and a == 46 and b == 93:
    print("4278")
if op == "*" and a == 46 and b == 94:
    print("4324")
if op == "*" and a == 46 and b == 95:
    print("4370")
if op == "*" and a == 46 and b == 96:
    print("4416")
if op == "*" and a == 46 and b == 97:
    print("4462")
if op == "*" and a == 46 and b == 98:
    print("4508")
if op == "*" and a == 46 and b == 99:
    print("4554")
if op == "*" and a == 46 and b == 100:
    print("4600")
if op == "*" and a == 46 and b == 101:
    print("4646")
if op == "*" and a == 46 and b == 102:
    print("4692")
if op == "*" and a == 46 and b == 103:
    print("4738")
if op == "*" and a == 46 and b == 104:
    print("4784")
if op == "*" and a == 46 and b == 105:
    print("4830")
if op == "*" and a == 46 and b == 106:
    print("4876")
if op == "*" and a == 46 and b == 107:
    print("4922")
if op == "*" and a == 46 and b == 108:
    print("4968")
if op == "*" and a == 46 and b == 109:
    print("5014")
if op == "*" and a == 46 and b == 110:
    print("5060")
if op == "*" and a == 46 and b == 111:
    print("5106")
if op == "*" and a == 46 and b == 112:
    print("5152")
if op == "*" and a == 46 and b == 113:
    print("5198")
if op == "*" and a == 46 and b == 114:
    print("5244")
if op == "*" and a == 46 and b == 115:
    print("5290")
if op == "*" and a == 46 and b == 116:
    print("5336")
if op == "*" and a == 46 and b == 117:
    print("5382")
if op == "*" and a == 46 and b == 118:
    print("5428")
if op == "*" and a == 46 and b == 119:
    print("5474")
if op == "*" and a == 46 and b == 120:
    print("5520")
if op == "*" and a == 46 and b == 121:
    print("5566")
if op == "*" and a == 46 and b == 122:
    print("5612")
if op == "*" and a == 46 and b == 123:
    print("5658")
if op == "*" and a == 46 and b == 124:
    print("5704")
if op == "*" and a == 46 and b == 125:
    print("5750")
if op == "*" and a == 46 and b == 126:
    print("5796")
if op == "*" and a == 46 and b == 127:
    print("5842")
if op == "*" and a == 47 and b == 0:
    print("0")
if op == "*" and a == 47 and b == 1:
    print("47")
if op == "*" and a == 47 and b == 2:
    print("94")
if op == "*" and a == 47 and b == 3:
    print("141")
if op == "*" and a == 47 and b == 4:
    print("188")
if op == "*" and a == 47 and b == 5:
    print("235")
if op == "*" and a == 47 and b == 6:
    print("282")
if op == "*" and a == 47 and b == 7:
    print("329")
if op == "*" and a == 47 and b == 8:
    print("376")
if op == "*" and a == 47 and b == 9:
    print("423")
if op == "*" and a == 47 and b == 10:
    print("470")
if op == "*" and a == 47 and b == 11:
    print("517")
if op == "*" and a == 47 and b == 12:
    print("564")
if op == "*" and a == 47 and b == 13:
    print("611")
if op == "*" and a == 47 and b == 14:
    print("658")
if op == "*" and a == 47 and b == 15:
    print("705")
if op == "*" and a == 47 and b == 16:
    print("752")
if op == "*" and a == 47 and b == 17:
    print("799")
if op == "*" and a == 47 and b == 18:
    print("846")
if op == "*" and a == 47 and b == 19:
    print("893")
if op == "*" and a == 47 and b == 20:
    print("940")
if op == "*" and a == 47 and b == 21:
    print("987")
if op == "*" and a == 47 and b == 22:
    print("1034")
if op == "*" and a == 47 and b == 23:
    print("1081")
if op == "*" and a == 47 and b == 24:
    print("1128")
if op == "*" and a == 47 and b == 25:
    print("1175")
if op == "*" and a == 47 and b == 26:
    print("1222")
if op == "*" and a == 47 and b == 27:
    print("1269")
if op == "*" and a == 47 and b == 28:
    print("1316")
if op == "*" and a == 47 and b == 29:
    print("1363")
if op == "*" and a == 47 and b == 30:
    print("1410")
if op == "*" and a == 47 and b == 31:
    print("1457")
if op == "*" and a == 47 and b == 32:
    print("1504")
if op == "*" and a == 47 and b == 33:
    print("1551")
if op == "*" and a == 47 and b == 34:
    print("1598")
if op == "*" and a == 47 and b == 35:
    print("1645")
if op == "*" and a == 47 and b == 36:
    print("1692")
if op == "*" and a == 47 and b == 37:
    print("1739")
if op == "*" and a == 47 and b == 38:
    print("1786")
if op == "*" and a == 47 and b == 39:
    print("1833")
if op == "*" and a == 47 and b == 40:
    print("1880")
if op == "*" and a == 47 and b == 41:
    print("1927")
if op == "*" and a == 47 and b == 42:
    print("1974")
if op == "*" and a == 47 and b == 43:
    print("2021")
if op == "*" and a == 47 and b == 44:
    print("2068")
if op == "*" and a == 47 and b == 45:
    print("2115")
if op == "*" and a == 47 and b == 46:
    print("2162")
if op == "*" and a == 47 and b == 47:
    print("2209")
if op == "*" and a == 47 and b == 48:
    print("2256")
if op == "*" and a == 47 and b == 49:
    print("2303")
if op == "*" and a == 47 and b == 50:
    print("2350")
if op == "*" and a == 47 and b == 51:
    print("2397")
if op == "*" and a == 47 and b == 52:
    print("2444")
if op == "*" and a == 47 and b == 53:
    print("2491")
if op == "*" and a == 47 and b == 54:
    print("2538")
if op == "*" and a == 47 and b == 55:
    print("2585")
if op == "*" and a == 47 and b == 56:
    print("2632")
if op == "*" and a == 47 and b == 57:
    print("2679")
if op == "*" and a == 47 and b == 58:
    print("2726")
if op == "*" and a == 47 and b == 59:
    print("2773")
if op == "*" and a == 47 and b == 60:
    print("2820")
if op == "*" and a == 47 and b == 61:
    print("2867")
if op == "*" and a == 47 and b == 62:
    print("2914")
if op == "*" and a == 47 and b == 63:
    print("2961")
if op == "*" and a == 47 and b == 64:
    print("3008")
if op == "*" and a == 47 and b == 65:
    print("3055")
if op == "*" and a == 47 and b == 66:
    print("3102")
if op == "*" and a == 47 and b == 67:
    print("3149")
if op == "*" and a == 47 and b == 68:
    print("3196")
if op == "*" and a == 47 and b == 69:
    print("3243")
if op == "*" and a == 47 and b == 70:
    print("3290")
if op == "*" and a == 47 and b == 71:
    print("3337")
if op == "*" and a == 47 and b == 72:
    print("3384")
if op == "*" and a == 47 and b == 73:
    print("3431")
if op == "*" and a == 47 and b == 74:
    print("3478")
if op == "*" and a == 47 and b == 75:
    print("3525")
if op == "*" and a == 47 and b == 76:
    print("3572")
if op == "*" and a == 47 and b == 77:
    print("3619")
if op == "*" and a == 47 and b == 78:
    print("3666")
if op == "*" and a == 47 and b == 79:
    print("3713")
if op == "*" and a == 47 and b == 80:
    print("3760")
if op == "*" and a == 47 and b == 81:
    print("3807")
if op == "*" and a == 47 and b == 82:
    print("3854")
if op == "*" and a == 47 and b == 83:
    print("3901")
if op == "*" and a == 47 and b == 84:
    print("3948")
if op == "*" and a == 47 and b == 85:
    print("3995")
if op == "*" and a == 47 and b == 86:
    print("4042")
if op == "*" and a == 47 and b == 87:
    print("4089")
if op == "*" and a == 47 and b == 88:
    print("4136")
if op == "*" and a == 47 and b == 89:
    print("4183")
if op == "*" and a == 47 and b == 90:
    print("4230")
if op == "*" and a == 47 and b == 91:
    print("4277")
if op == "*" and a == 47 and b == 92:
    print("4324")
if op == "*" and a == 47 and b == 93:
    print("4371")
if op == "*" and a == 47 and b == 94:
    print("4418")
if op == "*" and a == 47 and b == 95:
    print("4465")
if op == "*" and a == 47 and b == 96:
    print("4512")
if op == "*" and a == 47 and b == 97:
    print("4559")
if op == "*" and a == 47 and b == 98:
    print("4606")
if op == "*" and a == 47 and b == 99:
    print("4653")
if op == "*" and a == 47 and b == 100:
    print("4700")
if op == "*" and a == 47 and b == 101:
    print("4747")
if op == "*" and a == 47 and b == 102:
    print("4794")
if op == "*" and a == 47 and b == 103:
    print("4841")
if op == "*" and a == 47 and b == 104:
    print("4888")
if op == "*" and a == 47 and b == 105:
    print("4935")
if op == "*" and a == 47 and b == 106:
    print("4982")
if op == "*" and a == 47 and b == 107:
    print("5029")
if op == "*" and a == 47 and b == 108:
    print("5076")
if op == "*" and a == 47 and b == 109:
    print("5123")
if op == "*" and a == 47 and b == 110:
    print("5170")
if op == "*" and a == 47 and b == 111:
    print("5217")
if op == "*" and a == 47 and b == 112:
    print("5264")
if op == "*" and a == 47 and b == 113:
    print("5311")
if op == "*" and a == 47 and b == 114:
    print("5358")
if op == "*" and a == 47 and b == 115:
    print("5405")
if op == "*" and a == 47 and b == 116:
    print("5452")
if op == "*" and a == 47 and b == 117:
    print("5499")
if op == "*" and a == 47 and b == 118:
    print("5546")
if op == "*" and a == 47 and b == 119:
    print("5593")
if op == "*" and a == 47 and b == 120:
    print("5640")
if op == "*" and a == 47 and b == 121:
    print("5687")
if op == "*" and a == 47 and b == 122:
    print("5734")
if op == "*" and a == 47 and b == 123:
    print("5781")
if op == "*" and a == 47 and b == 124:
    print("5828")
if op == "*" and a == 47 and b == 125:
    print("5875")
if op == "*" and a == 47 and b == 126:
    print("5922")
if op == "*" and a == 47 and b == 127:
    print("5969")
if op == "*" and a == 48 and b == 0:
    print("0")
if op == "*" and a == 48 and b == 1:
    print("48")
if op == "*" and a == 48 and b == 2:
    print("96")
if op == "*" and a == 48 and b == 3:
    print("144")
if op == "*" and a == 48 and b == 4:
    print("192")
if op == "*" and a == 48 and b == 5:
    print("240")
if op == "*" and a == 48 and b == 6:
    print("288")
if op == "*" and a == 48 and b == 7:
    print("336")
if op == "*" and a == 48 and b == 8:
    print("384")
if op == "*" and a == 48 and b == 9:
    print("432")
if op == "*" and a == 48 and b == 10:
    print("480")
if op == "*" and a == 48 and b == 11:
    print("528")
if op == "*" and a == 48 and b == 12:
    print("576")
if op == "*" and a == 48 and b == 13:
    print("624")
if op == "*" and a == 48 and b == 14:
    print("672")
if op == "*" and a == 48 and b == 15:
    print("720")
if op == "*" and a == 48 and b == 16:
    print("768")
if op == "*" and a == 48 and b == 17:
    print("816")
if op == "*" and a == 48 and b == 18:
    print("864")
if op == "*" and a == 48 and b == 19:
    print("912")
if op == "*" and a == 48 and b == 20:
    print("960")
if op == "*" and a == 48 and b == 21:
    print("1008")
if op == "*" and a == 48 and b == 22:
    print("1056")
if op == "*" and a == 48 and b == 23:
    print("1104")
if op == "*" and a == 48 and b == 24:
    print("1152")
if op == "*" and a == 48 and b == 25:
    print("1200")
if op == "*" and a == 48 and b == 26:
    print("1248")
if op == "*" and a == 48 and b == 27:
    print("1296")
if op == "*" and a == 48 and b == 28:
    print("1344")
if op == "*" and a == 48 and b == 29:
    print("1392")
if op == "*" and a == 48 and b == 30:
    print("1440")
if op == "*" and a == 48 and b == 31:
    print("1488")
if op == "*" and a == 48 and b == 32:
    print("1536")
if op == "*" and a == 48 and b == 33:
    print("1584")
if op == "*" and a == 48 and b == 34:
    print("1632")
if op == "*" and a == 48 and b == 35:
    print("1680")
if op == "*" and a == 48 and b == 36:
    print("1728")
if op == "*" and a == 48 and b == 37:
    print("1776")
if op == "*" and a == 48 and b == 38:
    print("1824")
if op == "*" and a == 48 and b == 39:
    print("1872")
if op == "*" and a == 48 and b == 40:
    print("1920")
if op == "*" and a == 48 and b == 41:
    print("1968")
if op == "*" and a == 48 and b == 42:
    print("2016")
if op == "*" and a == 48 and b == 43:
    print("2064")
if op == "*" and a == 48 and b == 44:
    print("2112")
if op == "*" and a == 48 and b == 45:
    print("2160")
if op == "*" and a == 48 and b == 46:
    print("2208")
if op == "*" and a == 48 and b == 47:
    print("2256")
if op == "*" and a == 48 and b == 48:
    print("2304")
if op == "*" and a == 48 and b == 49:
    print("2352")
if op == "*" and a == 48 and b == 50:
    print("2400")
if op == "*" and a == 48 and b == 51:
    print("2448")
if op == "*" and a == 48 and b == 52:
    print("2496")
if op == "*" and a == 48 and b == 53:
    print("2544")
if op == "*" and a == 48 and b == 54:
    print("2592")
if op == "*" and a == 48 and b == 55:
    print("2640")
if op == "*" and a == 48 and b == 56:
    print("2688")
if op == "*" and a == 48 and b == 57:
    print("2736")
if op == "*" and a == 48 and b == 58:
    print("2784")
if op == "*" and a == 48 and b == 59:
    print("2832")
if op == "*" and a == 48 and b == 60:
    print("2880")
if op == "*" and a == 48 and b == 61:
    print("2928")
if op == "*" and a == 48 and b == 62:
    print("2976")
if op == "*" and a == 48 and b == 63:
    print("3024")
if op == "*" and a == 48 and b == 64:
    print("3072")
if op == "*" and a == 48 and b == 65:
    print("3120")
if op == "*" and a == 48 and b == 66:
    print("3168")
if op == "*" and a == 48 and b == 67:
    print("3216")
if op == "*" and a == 48 and b == 68:
    print("3264")
if op == "*" and a == 48 and b == 69:
    print("3312")
if op == "*" and a == 48 and b == 70:
    print("3360")
if op == "*" and a == 48 and b == 71:
    print("3408")
if op == "*" and a == 48 and b == 72:
    print("3456")
if op == "*" and a == 48 and b == 73:
    print("3504")
if op == "*" and a == 48 and b == 74:
    print("3552")
if op == "*" and a == 48 and b == 75:
    print("3600")
if op == "*" and a == 48 and b == 76:
    print("3648")
if op == "*" and a == 48 and b == 77:
    print("3696")
if op == "*" and a == 48 and b == 78:
    print("3744")
if op == "*" and a == 48 and b == 79:
    print("3792")
if op == "*" and a == 48 and b == 80:
    print("3840")
if op == "*" and a == 48 and b == 81:
    print("3888")
if op == "*" and a == 48 and b == 82:
    print("3936")
if op == "*" and a == 48 and b == 83:
    print("3984")
if op == "*" and a == 48 and b == 84:
    print("4032")
if op == "*" and a == 48 and b == 85:
    print("4080")
if op == "*" and a == 48 and b == 86:
    print("4128")
if op == "*" and a == 48 and b == 87:
    print("4176")
if op == "*" and a == 48 and b == 88:
    print("4224")
if op == "*" and a == 48 and b == 89:
    print("4272")
if op == "*" and a == 48 and b == 90:
    print("4320")
if op == "*" and a == 48 and b == 91:
    print("4368")
if op == "*" and a == 48 and b == 92:
    print("4416")
if op == "*" and a == 48 and b == 93:
    print("4464")
if op == "*" and a == 48 and b == 94:
    print("4512")
if op == "*" and a == 48 and b == 95:
    print("4560")
if op == "*" and a == 48 and b == 96:
    print("4608")
if op == "*" and a == 48 and b == 97:
    print("4656")
if op == "*" and a == 48 and b == 98:
    print("4704")
if op == "*" and a == 48 and b == 99:
    print("4752")
if op == "*" and a == 48 and b == 100:
    print("4800")
if op == "*" and a == 48 and b == 101:
    print("4848")
if op == "*" and a == 48 and b == 102:
    print("4896")
if op == "*" and a == 48 and b == 103:
    print("4944")
if op == "*" and a == 48 and b == 104:
    print("4992")
if op == "*" and a == 48 and b == 105:
    print("5040")
if op == "*" and a == 48 and b == 106:
    print("5088")
if op == "*" and a == 48 and b == 107:
    print("5136")
if op == "*" and a == 48 and b == 108:
    print("5184")
if op == "*" and a == 48 and b == 109:
    print("5232")
if op == "*" and a == 48 and b == 110:
    print("5280")
if op == "*" and a == 48 and b == 111:
    print("5328")
if op == "*" and a == 48 and b == 112:
    print("5376")
if op == "*" and a == 48 and b == 113:
    print("5424")
if op == "*" and a == 48 and b == 114:
    print("5472")
if op == "*" and a == 48 and b == 115:
    print("5520")
if op == "*" and a == 48 and b == 116:
    print("5568")
if op == "*" and a == 48 and b == 117:
    print("5616")
if op == "*" and a == 48 and b == 118:
    print("5664")
if op == "*" and a == 48 and b == 119:
    print("5712")
if op == "*" and a == 48 and b == 120:
    print("5760")
if op == "*" and a == 48 and b == 121:
    print("5808")
if op == "*" and a == 48 and b == 122:
    print("5856")
if op == "*" and a == 48 and b == 123:
    print("5904")
if op == "*" and a == 48 and b == 124:
    print("5952")
if op == "*" and a == 48 and b == 125:
    print("6000")
if op == "*" and a == 48 and b == 126:
    print("6048")
if op == "*" and a == 48 and b == 127:
    print("6096")
if op == "*" and a == 49 and b == 0:
    print("0")
if op == "*" and a == 49 and b == 1:
    print("49")
if op == "*" and a == 49 and b == 2:
    print("98")
if op == "*" and a == 49 and b == 3:
    print("147")
if op == "*" and a == 49 and b == 4:
    print("196")
if op == "*" and a == 49 and b == 5:
    print("245")
if op == "*" and a == 49 and b == 6:
    print("294")
if op == "*" and a == 49 and b == 7:
    print("343")
if op == "*" and a == 49 and b == 8:
    print("392")
if op == "*" and a == 49 and b == 9:
    print("441")
if op == "*" and a == 49 and b == 10:
    print("490")
if op == "*" and a == 49 and b == 11:
    print("539")
if op == "*" and a == 49 and b == 12:
    print("588")
if op == "*" and a == 49 and b == 13:
    print("637")
if op == "*" and a == 49 and b == 14:
    print("686")
if op == "*" and a == 49 and b == 15:
    print("735")
if op == "*" and a == 49 and b == 16:
    print("784")
if op == "*" and a == 49 and b == 17:
    print("833")
if op == "*" and a == 49 and b == 18:
    print("882")
if op == "*" and a == 49 and b == 19:
    print("931")
if op == "*" and a == 49 and b == 20:
    print("980")
if op == "*" and a == 49 and b == 21:
    print("1029")
if op == "*" and a == 49 and b == 22:
    print("1078")
if op == "*" and a == 49 and b == 23:
    print("1127")
if op == "*" and a == 49 and b == 24:
    print("1176")
if op == "*" and a == 49 and b == 25:
    print("1225")
if op == "*" and a == 49 and b == 26:
    print("1274")
if op == "*" and a == 49 and b == 27:
    print("1323")
if op == "*" and a == 49 and b == 28:
    print("1372")
if op == "*" and a == 49 and b == 29:
    print("1421")
if op == "*" and a == 49 and b == 30:
    print("1470")
if op == "*" and a == 49 and b == 31:
    print("1519")
if op == "*" and a == 49 and b == 32:
    print("1568")
if op == "*" and a == 49 and b == 33:
    print("1617")
if op == "*" and a == 49 and b == 34:
    print("1666")
if op == "*" and a == 49 and b == 35:
    print("1715")
if op == "*" and a == 49 and b == 36:
    print("1764")
if op == "*" and a == 49 and b == 37:
    print("1813")
if op == "*" and a == 49 and b == 38:
    print("1862")
if op == "*" and a == 49 and b == 39:
    print("1911")
if op == "*" and a == 49 and b == 40:
    print("1960")
if op == "*" and a == 49 and b == 41:
    print("2009")
if op == "*" and a == 49 and b == 42:
    print("2058")
if op == "*" and a == 49 and b == 43:
    print("2107")
if op == "*" and a == 49 and b == 44:
    print("2156")
if op == "*" and a == 49 and b == 45:
    print("2205")
if op == "*" and a == 49 and b == 46:
    print("2254")
if op == "*" and a == 49 and b == 47:
    print("2303")
if op == "*" and a == 49 and b == 48:
    print("2352")
if op == "*" and a == 49 and b == 49:
    print("2401")
if op == "*" and a == 49 and b == 50:
    print("2450")
if op == "*" and a == 49 and b == 51:
    print("2499")
if op == "*" and a == 49 and b == 52:
    print("2548")
if op == "*" and a == 49 and b == 53:
    print("2597")
if op == "*" and a == 49 and b == 54:
    print("2646")
if op == "*" and a == 49 and b == 55:
    print("2695")
if op == "*" and a == 49 and b == 56:
    print("2744")
if op == "*" and a == 49 and b == 57:
    print("2793")
if op == "*" and a == 49 and b == 58:
    print("2842")
if op == "*" and a == 49 and b == 59:
    print("2891")
if op == "*" and a == 49 and b == 60:
    print("2940")
if op == "*" and a == 49 and b == 61:
    print("2989")
if op == "*" and a == 49 and b == 62:
    print("3038")
if op == "*" and a == 49 and b == 63:
    print("3087")
if op == "*" and a == 49 and b == 64:
    print("3136")
if op == "*" and a == 49 and b == 65:
    print("3185")
if op == "*" and a == 49 and b == 66:
    print("3234")
if op == "*" and a == 49 and b == 67:
    print("3283")
if op == "*" and a == 49 and b == 68:
    print("3332")
if op == "*" and a == 49 and b == 69:
    print("3381")
if op == "*" and a == 49 and b == 70:
    print("3430")
if op == "*" and a == 49 and b == 71:
    print("3479")
if op == "*" and a == 49 and b == 72:
    print("3528")
if op == "*" and a == 49 and b == 73:
    print("3577")
if op == "*" and a == 49 and b == 74:
    print("3626")
if op == "*" and a == 49 and b == 75:
    print("3675")
if op == "*" and a == 49 and b == 76:
    print("3724")
if op == "*" and a == 49 and b == 77:
    print("3773")
if op == "*" and a == 49 and b == 78:
    print("3822")
if op == "*" and a == 49 and b == 79:
    print("3871")
if op == "*" and a == 49 and b == 80:
    print("3920")
if op == "*" and a == 49 and b == 81:
    print("3969")
if op == "*" and a == 49 and b == 82:
    print("4018")
if op == "*" and a == 49 and b == 83:
    print("4067")
if op == "*" and a == 49 and b == 84:
    print("4116")
if op == "*" and a == 49 and b == 85:
    print("4165")
if op == "*" and a == 49 and b == 86:
    print("4214")
if op == "*" and a == 49 and b == 87:
    print("4263")
if op == "*" and a == 49 and b == 88:
    print("4312")
if op == "*" and a == 49 and b == 89:
    print("4361")
if op == "*" and a == 49 and b == 90:
    print("4410")
if op == "*" and a == 49 and b == 91:
    print("4459")
if op == "*" and a == 49 and b == 92:
    print("4508")
if op == "*" and a == 49 and b == 93:
    print("4557")
if op == "*" and a == 49 and b == 94:
    print("4606")
if op == "*" and a == 49 and b == 95:
    print("4655")
if op == "*" and a == 49 and b == 96:
    print("4704")
if op == "*" and a == 49 and b == 97:
    print("4753")
if op == "*" and a == 49 and b == 98:
    print("4802")
if op == "*" and a == 49 and b == 99:
    print("4851")
if op == "*" and a == 49 and b == 100:
    print("4900")
if op == "*" and a == 49 and b == 101:
    print("4949")
if op == "*" and a == 49 and b == 102:
    print("4998")
if op == "*" and a == 49 and b == 103:
    print("5047")
if op == "*" and a == 49 and b == 104:
    print("5096")
if op == "*" and a == 49 and b == 105:
    print("5145")
if op == "*" and a == 49 and b == 106:
    print("5194")
if op == "*" and a == 49 and b == 107:
    print("5243")
if op == "*" and a == 49 and b == 108:
    print("5292")
if op == "*" and a == 49 and b == 109:
    print("5341")
if op == "*" and a == 49 and b == 110:
    print("5390")
if op == "*" and a == 49 and b == 111:
    print("5439")
if op == "*" and a == 49 and b == 112:
    print("5488")
if op == "*" and a == 49 and b == 113:
    print("5537")
if op == "*" and a == 49 and b == 114:
    print("5586")
if op == "*" and a == 49 and b == 115:
    print("5635")
if op == "*" and a == 49 and b == 116:
    print("5684")
if op == "*" and a == 49 and b == 117:
    print("5733")
if op == "*" and a == 49 and b == 118:
    print("5782")
if op == "*" and a == 49 and b == 119:
    print("5831")
if op == "*" and a == 49 and b == 120:
    print("5880")
if op == "*" and a == 49 and b == 121:
    print("5929")
if op == "*" and a == 49 and b == 122:
    print("5978")
if op == "*" and a == 49 and b == 123:
    print("6027")
if op == "*" and a == 49 and b == 124:
    print("6076")
if op == "*" and a == 49 and b == 125:
    print("6125")
if op == "*" and a == 49 and b == 126:
    print("6174")
if op == "*" and a == 49 and b == 127:
    print("6223")
if op == "*" and a == 50 and b == 0:
    print("0")
if op == "*" and a == 50 and b == 1:
    print("50")
if op == "*" and a == 50 and b == 2:
    print("100")
if op == "*" and a == 50 and b == 3:
    print("150")
if op == "*" and a == 50 and b == 4:
    print("200")
if op == "*" and a == 50 and b == 5:
    print("250")
if op == "*" and a == 50 and b == 6:
    print("300")
if op == "*" and a == 50 and b == 7:
    print("350")
if op == "*" and a == 50 and b == 8:
    print("400")
if op == "*" and a == 50 and b == 9:
    print("450")
if op == "*" and a == 50 and b == 10:
    print("500")
if op == "*" and a == 50 and b == 11:
    print("550")
if op == "*" and a == 50 and b == 12:
    print("600")
if op == "*" and a == 50 and b == 13:
    print("650")
if op == "*" and a == 50 and b == 14:
    print("700")
if op == "*" and a == 50 and b == 15:
    print("750")
if op == "*" and a == 50 and b == 16:
    print("800")
if op == "*" and a == 50 and b == 17:
    print("850")
if op == "*" and a == 50 and b == 18:
    print("900")
if op == "*" and a == 50 and b == 19:
    print("950")
if op == "*" and a == 50 and b == 20:
    print("1000")
if op == "*" and a == 50 and b == 21:
    print("1050")
if op == "*" and a == 50 and b == 22:
    print("1100")
if op == "*" and a == 50 and b == 23:
    print("1150")
if op == "*" and a == 50 and b == 24:
    print("1200")
if op == "*" and a == 50 and b == 25:
    print("1250")
if op == "*" and a == 50 and b == 26:
    print("1300")
if op == "*" and a == 50 and b == 27:
    print("1350")
if op == "*" and a == 50 and b == 28:
    print("1400")
if op == "*" and a == 50 and b == 29:
    print("1450")
if op == "*" and a == 50 and b == 30:
    print("1500")
if op == "*" and a == 50 and b == 31:
    print("1550")
if op == "*" and a == 50 and b == 32:
    print("1600")
if op == "*" and a == 50 and b == 33:
    print("1650")
if op == "*" and a == 50 and b == 34:
    print("1700")
if op == "*" and a == 50 and b == 35:
    print("1750")
if op == "*" and a == 50 and b == 36:
    print("1800")
if op == "*" and a == 50 and b == 37:
    print("1850")
if op == "*" and a == 50 and b == 38:
    print("1900")
if op == "*" and a == 50 and b == 39:
    print("1950")
if op == "*" and a == 50 and b == 40:
    print("2000")
if op == "*" and a == 50 and b == 41:
    print("2050")
if op == "*" and a == 50 and b == 42:
    print("2100")
if op == "*" and a == 50 and b == 43:
    print("2150")
if op == "*" and a == 50 and b == 44:
    print("2200")
if op == "*" and a == 50 and b == 45:
    print("2250")
if op == "*" and a == 50 and b == 46:
    print("2300")
if op == "*" and a == 50 and b == 47:
    print("2350")
if op == "*" and a == 50 and b == 48:
    print("2400")
if op == "*" and a == 50 and b == 49:
    print("2450")
if op == "*" and a == 50 and b == 50:
    print("2500")
if op == "*" and a == 50 and b == 51:
    print("2550")
if op == "*" and a == 50 and b == 52:
    print("2600")
if op == "*" and a == 50 and b == 53:
    print("2650")
if op == "*" and a == 50 and b == 54:
    print("2700")
if op == "*" and a == 50 and b == 55:
    print("2750")
if op == "*" and a == 50 and b == 56:
    print("2800")
if op == "*" and a == 50 and b == 57:
    print("2850")
if op == "*" and a == 50 and b == 58:
    print("2900")
if op == "*" and a == 50 and b == 59:
    print("2950")
if op == "*" and a == 50 and b == 60:
    print("3000")
if op == "*" and a == 50 and b == 61:
    print("3050")
if op == "*" and a == 50 and b == 62:
    print("3100")
if op == "*" and a == 50 and b == 63:
    print("3150")
if op == "*" and a == 50 and b == 64:
    print("3200")
if op == "*" and a == 50 and b == 65:
    print("3250")
if op == "*" and a == 50 and b == 66:
    print("3300")
if op == "*" and a == 50 and b == 67:
    print("3350")
if op == "*" and a == 50 and b == 68:
    print("3400")
if op == "*" and a == 50 and b == 69:
    print("3450")
if op == "*" and a == 50 and b == 70:
    print("3500")
if op == "*" and a == 50 and b == 71:
    print("3550")
if op == "*" and a == 50 and b == 72:
    print("3600")
if op == "*" and a == 50 and b == 73:
    print("3650")
if op == "*" and a == 50 and b == 74:
    print("3700")
if op == "*" and a == 50 and b == 75:
    print("3750")
if op == "*" and a == 50 and b == 76:
    print("3800")
if op == "*" and a == 50 and b == 77:
    print("3850")
if op == "*" and a == 50 and b == 78:
    print("3900")
if op == "*" and a == 50 and b == 79:
    print("3950")
if op == "*" and a == 50 and b == 80:
    print("4000")
if op == "*" and a == 50 and b == 81:
    print("4050")
if op == "*" and a == 50 and b == 82:
    print("4100")
if op == "*" and a == 50 and b == 83:
    print("4150")
if op == "*" and a == 50 and b == 84:
    print("4200")
if op == "*" and a == 50 and b == 85:
    print("4250")
if op == "*" and a == 50 and b == 86:
    print("4300")
if op == "*" and a == 50 and b == 87:
    print("4350")
if op == "*" and a == 50 and b == 88:
    print("4400")
if op == "*" and a == 50 and b == 89:
    print("4450")
if op == "*" and a == 50 and b == 90:
    print("4500")
if op == "*" and a == 50 and b == 91:
    print("4550")
if op == "*" and a == 50 and b == 92:
    print("4600")
if op == "*" and a == 50 and b == 93:
    print("4650")
if op == "*" and a == 50 and b == 94:
    print("4700")
if op == "*" and a == 50 and b == 95:
    print("4750")
if op == "*" and a == 50 and b == 96:
    print("4800")
if op == "*" and a == 50 and b == 97:
    print("4850")
if op == "*" and a == 50 and b == 98:
    print("4900")
if op == "*" and a == 50 and b == 99:
    print("4950")
if op == "*" and a == 50 and b == 100:
    print("5000")
if op == "*" and a == 50 and b == 101:
    print("5050")
if op == "*" and a == 50 and b == 102:
    print("5100")
if op == "*" and a == 50 and b == 103:
    print("5150")
if op == "*" and a == 50 and b == 104:
    print("5200")
if op == "*" and a == 50 and b == 105:
    print("5250")
if op == "*" and a == 50 and b == 106:
    print("5300")
if op == "*" and a == 50 and b == 107:
    print("5350")
if op == "*" and a == 50 and b == 108:
    print("5400")
if op == "*" and a == 50 and b == 109:
    print("5450")
if op == "*" and a == 50 and b == 110:
    print("5500")
if op == "*" and a == 50 and b == 111:
    print("5550")
if op == "*" and a == 50 and b == 112:
    print("5600")
if op == "*" and a == 50 and b == 113:
    print("5650")
if op == "*" and a == 50 and b == 114:
    print("5700")
if op == "*" and a == 50 and b == 115:
    print("5750")
if op == "*" and a == 50 and b == 116:
    print("5800")
if op == "*" and a == 50 and b == 117:
    print("5850")
if op == "*" and a == 50 and b == 118:
    print("5900")
if op == "*" and a == 50 and b == 119:
    print("5950")
if op == "*" and a == 50 and b == 120:
    print("6000")
if op == "*" and a == 50 and b == 121:
    print("6050")
if op == "*" and a == 50 and b == 122:
    print("6100")
if op == "*" and a == 50 and b == 123:
    print("6150")
if op == "*" and a == 50 and b == 124:
    print("6200")
if op == "*" and a == 50 and b == 125:
    print("6250")
if op == "*" and a == 50 and b == 126:
    print("6300")
if op == "*" and a == 50 and b == 127:
    print("6350")
if op == "*" and a == 51 and b == 0:
    print("0")
if op == "*" and a == 51 and b == 1:
    print("51")
if op == "*" and a == 51 and b == 2:
    print("102")
if op == "*" and a == 51 and b == 3:
    print("153")
if op == "*" and a == 51 and b == 4:
    print("204")
if op == "*" and a == 51 and b == 5:
    print("255")
if op == "*" and a == 51 and b == 6:
    print("306")
if op == "*" and a == 51 and b == 7:
    print("357")
if op == "*" and a == 51 and b == 8:
    print("408")
if op == "*" and a == 51 and b == 9:
    print("459")
if op == "*" and a == 51 and b == 10:
    print("510")
if op == "*" and a == 51 and b == 11:
    print("561")
if op == "*" and a == 51 and b == 12:
    print("612")
if op == "*" and a == 51 and b == 13:
    print("663")
if op == "*" and a == 51 and b == 14:
    print("714")
if op == "*" and a == 51 and b == 15:
    print("765")
if op == "*" and a == 51 and b == 16:
    print("816")
if op == "*" and a == 51 and b == 17:
    print("867")
if op == "*" and a == 51 and b == 18:
    print("918")
if op == "*" and a == 51 and b == 19:
    print("969")
if op == "*" and a == 51 and b == 20:
    print("1020")
if op == "*" and a == 51 and b == 21:
    print("1071")
if op == "*" and a == 51 and b == 22:
    print("1122")
if op == "*" and a == 51 and b == 23:
    print("1173")
if op == "*" and a == 51 and b == 24:
    print("1224")
if op == "*" and a == 51 and b == 25:
    print("1275")
if op == "*" and a == 51 and b == 26:
    print("1326")
if op == "*" and a == 51 and b == 27:
    print("1377")
if op == "*" and a == 51 and b == 28:
    print("1428")
if op == "*" and a == 51 and b == 29:
    print("1479")
if op == "*" and a == 51 and b == 30:
    print("1530")
if op == "*" and a == 51 and b == 31:
    print("1581")
if op == "*" and a == 51 and b == 32:
    print("1632")
if op == "*" and a == 51 and b == 33:
    print("1683")
if op == "*" and a == 51 and b == 34:
    print("1734")
if op == "*" and a == 51 and b == 35:
    print("1785")
if op == "*" and a == 51 and b == 36:
    print("1836")
if op == "*" and a == 51 and b == 37:
    print("1887")
if op == "*" and a == 51 and b == 38:
    print("1938")
if op == "*" and a == 51 and b == 39:
    print("1989")
if op == "*" and a == 51 and b == 40:
    print("2040")
if op == "*" and a == 51 and b == 41:
    print("2091")
if op == "*" and a == 51 and b == 42:
    print("2142")
if op == "*" and a == 51 and b == 43:
    print("2193")
if op == "*" and a == 51 and b == 44:
    print("2244")
if op == "*" and a == 51 and b == 45:
    print("2295")
if op == "*" and a == 51 and b == 46:
    print("2346")
if op == "*" and a == 51 and b == 47:
    print("2397")
if op == "*" and a == 51 and b == 48:
    print("2448")
if op == "*" and a == 51 and b == 49:
    print("2499")
if op == "*" and a == 51 and b == 50:
    print("2550")
if op == "*" and a == 51 and b == 51:
    print("2601")
if op == "*" and a == 51 and b == 52:
    print("2652")
if op == "*" and a == 51 and b == 53:
    print("2703")
if op == "*" and a == 51 and b == 54:
    print("2754")
if op == "*" and a == 51 and b == 55:
    print("2805")
if op == "*" and a == 51 and b == 56:
    print("2856")
if op == "*" and a == 51 and b == 57:
    print("2907")
if op == "*" and a == 51 and b == 58:
    print("2958")
if op == "*" and a == 51 and b == 59:
    print("3009")
if op == "*" and a == 51 and b == 60:
    print("3060")
if op == "*" and a == 51 and b == 61:
    print("3111")
if op == "*" and a == 51 and b == 62:
    print("3162")
if op == "*" and a == 51 and b == 63:
    print("3213")
if op == "*" and a == 51 and b == 64:
    print("3264")
if op == "*" and a == 51 and b == 65:
    print("3315")
if op == "*" and a == 51 and b == 66:
    print("3366")
if op == "*" and a == 51 and b == 67:
    print("3417")
if op == "*" and a == 51 and b == 68:
    print("3468")
if op == "*" and a == 51 and b == 69:
    print("3519")
if op == "*" and a == 51 and b == 70:
    print("3570")
if op == "*" and a == 51 and b == 71:
    print("3621")
if op == "*" and a == 51 and b == 72:
    print("3672")
if op == "*" and a == 51 and b == 73:
    print("3723")
if op == "*" and a == 51 and b == 74:
    print("3774")
if op == "*" and a == 51 and b == 75:
    print("3825")
if op == "*" and a == 51 and b == 76:
    print("3876")
if op == "*" and a == 51 and b == 77:
    print("3927")
if op == "*" and a == 51 and b == 78:
    print("3978")
if op == "*" and a == 51 and b == 79:
    print("4029")
if op == "*" and a == 51 and b == 80:
    print("4080")
if op == "*" and a == 51 and b == 81:
    print("4131")
if op == "*" and a == 51 and b == 82:
    print("4182")
if op == "*" and a == 51 and b == 83:
    print("4233")
if op == "*" and a == 51 and b == 84:
    print("4284")
if op == "*" and a == 51 and b == 85:
    print("4335")
if op == "*" and a == 51 and b == 86:
    print("4386")
if op == "*" and a == 51 and b == 87:
    print("4437")
if op == "*" and a == 51 and b == 88:
    print("4488")
if op == "*" and a == 51 and b == 89:
    print("4539")
if op == "*" and a == 51 and b == 90:
    print("4590")
if op == "*" and a == 51 and b == 91:
    print("4641")
if op == "*" and a == 51 and b == 92:
    print("4692")
if op == "*" and a == 51 and b == 93:
    print("4743")
if op == "*" and a == 51 and b == 94:
    print("4794")
if op == "*" and a == 51 and b == 95:
    print("4845")
if op == "*" and a == 51 and b == 96:
    print("4896")
if op == "*" and a == 51 and b == 97:
    print("4947")
if op == "*" and a == 51 and b == 98:
    print("4998")
if op == "*" and a == 51 and b == 99:
    print("5049")
if op == "*" and a == 51 and b == 100:
    print("5100")
if op == "*" and a == 51 and b == 101:
    print("5151")
if op == "*" and a == 51 and b == 102:
    print("5202")
if op == "*" and a == 51 and b == 103:
    print("5253")
if op == "*" and a == 51 and b == 104:
    print("5304")
if op == "*" and a == 51 and b == 105:
    print("5355")
if op == "*" and a == 51 and b == 106:
    print("5406")
if op == "*" and a == 51 and b == 107:
    print("5457")
if op == "*" and a == 51 and b == 108:
    print("5508")
if op == "*" and a == 51 and b == 109:
    print("5559")
if op == "*" and a == 51 and b == 110:
    print("5610")
if op == "*" and a == 51 and b == 111:
    print("5661")
if op == "*" and a == 51 and b == 112:
    print("5712")
if op == "*" and a == 51 and b == 113:
    print("5763")
if op == "*" and a == 51 and b == 114:
    print("5814")
if op == "*" and a == 51 and b == 115:
    print("5865")
if op == "*" and a == 51 and b == 116:
    print("5916")
if op == "*" and a == 51 and b == 117:
    print("5967")
if op == "*" and a == 51 and b == 118:
    print("6018")
if op == "*" and a == 51 and b == 119:
    print("6069")
if op == "*" and a == 51 and b == 120:
    print("6120")
if op == "*" and a == 51 and b == 121:
    print("6171")
if op == "*" and a == 51 and b == 122:
    print("6222")
if op == "*" and a == 51 and b == 123:
    print("6273")
if op == "*" and a == 51 and b == 124:
    print("6324")
if op == "*" and a == 51 and b == 125:
    print("6375")
if op == "*" and a == 51 and b == 126:
    print("6426")
if op == "*" and a == 51 and b == 127:
    print("6477")
if op == "*" and a == 52 and b == 0:
    print("0")
if op == "*" and a == 52 and b == 1:
    print("52")
if op == "*" and a == 52 and b == 2:
    print("104")
if op == "*" and a == 52 and b == 3:
    print("156")
if op == "*" and a == 52 and b == 4:
    print("208")
if op == "*" and a == 52 and b == 5:
    print("260")
if op == "*" and a == 52 and b == 6:
    print("312")
if op == "*" and a == 52 and b == 7:
    print("364")
if op == "*" and a == 52 and b == 8:
    print("416")
if op == "*" and a == 52 and b == 9:
    print("468")
if op == "*" and a == 52 and b == 10:
    print("520")
if op == "*" and a == 52 and b == 11:
    print("572")
if op == "*" and a == 52 and b == 12:
    print("624")
if op == "*" and a == 52 and b == 13:
    print("676")
if op == "*" and a == 52 and b == 14:
    print("728")
if op == "*" and a == 52 and b == 15:
    print("780")
if op == "*" and a == 52 and b == 16:
    print("832")
if op == "*" and a == 52 and b == 17:
    print("884")
if op == "*" and a == 52 and b == 18:
    print("936")
if op == "*" and a == 52 and b == 19:
    print("988")
if op == "*" and a == 52 and b == 20:
    print("1040")
if op == "*" and a == 52 and b == 21:
    print("1092")
if op == "*" and a == 52 and b == 22:
    print("1144")
if op == "*" and a == 52 and b == 23:
    print("1196")
if op == "*" and a == 52 and b == 24:
    print("1248")
if op == "*" and a == 52 and b == 25:
    print("1300")
if op == "*" and a == 52 and b == 26:
    print("1352")
if op == "*" and a == 52 and b == 27:
    print("1404")
if op == "*" and a == 52 and b == 28:
    print("1456")
if op == "*" and a == 52 and b == 29:
    print("1508")
if op == "*" and a == 52 and b == 30:
    print("1560")
if op == "*" and a == 52 and b == 31:
    print("1612")
if op == "*" and a == 52 and b == 32:
    print("1664")
if op == "*" and a == 52 and b == 33:
    print("1716")
if op == "*" and a == 52 and b == 34:
    print("1768")
if op == "*" and a == 52 and b == 35:
    print("1820")
if op == "*" and a == 52 and b == 36:
    print("1872")
if op == "*" and a == 52 and b == 37:
    print("1924")
if op == "*" and a == 52 and b == 38:
    print("1976")
if op == "*" and a == 52 and b == 39:
    print("2028")
if op == "*" and a == 52 and b == 40:
    print("2080")
if op == "*" and a == 52 and b == 41:
    print("2132")
if op == "*" and a == 52 and b == 42:
    print("2184")
if op == "*" and a == 52 and b == 43:
    print("2236")
if op == "*" and a == 52 and b == 44:
    print("2288")
if op == "*" and a == 52 and b == 45:
    print("2340")
if op == "*" and a == 52 and b == 46:
    print("2392")
if op == "*" and a == 52 and b == 47:
    print("2444")
if op == "*" and a == 52 and b == 48:
    print("2496")
if op == "*" and a == 52 and b == 49:
    print("2548")
if op == "*" and a == 52 and b == 50:
    print("2600")
if op == "*" and a == 52 and b == 51:
    print("2652")
if op == "*" and a == 52 and b == 52:
    print("2704")
if op == "*" and a == 52 and b == 53:
    print("2756")
if op == "*" and a == 52 and b == 54:
    print("2808")
if op == "*" and a == 52 and b == 55:
    print("2860")
if op == "*" and a == 52 and b == 56:
    print("2912")
if op == "*" and a == 52 and b == 57:
    print("2964")
if op == "*" and a == 52 and b == 58:
    print("3016")
if op == "*" and a == 52 and b == 59:
    print("3068")
if op == "*" and a == 52 and b == 60:
    print("3120")
if op == "*" and a == 52 and b == 61:
    print("3172")
if op == "*" and a == 52 and b == 62:
    print("3224")
if op == "*" and a == 52 and b == 63:
    print("3276")
if op == "*" and a == 52 and b == 64:
    print("3328")
if op == "*" and a == 52 and b == 65:
    print("3380")
if op == "*" and a == 52 and b == 66:
    print("3432")
if op == "*" and a == 52 and b == 67:
    print("3484")
if op == "*" and a == 52 and b == 68:
    print("3536")
if op == "*" and a == 52 and b == 69:
    print("3588")
if op == "*" and a == 52 and b == 70:
    print("3640")
if op == "*" and a == 52 and b == 71:
    print("3692")
if op == "*" and a == 52 and b == 72:
    print("3744")
if op == "*" and a == 52 and b == 73:
    print("3796")
if op == "*" and a == 52 and b == 74:
    print("3848")
if op == "*" and a == 52 and b == 75:
    print("3900")
if op == "*" and a == 52 and b == 76:
    print("3952")
if op == "*" and a == 52 and b == 77:
    print("4004")
if op == "*" and a == 52 and b == 78:
    print("4056")
if op == "*" and a == 52 and b == 79:
    print("4108")
if op == "*" and a == 52 and b == 80:
    print("4160")
if op == "*" and a == 52 and b == 81:
    print("4212")
if op == "*" and a == 52 and b == 82:
    print("4264")
if op == "*" and a == 52 and b == 83:
    print("4316")
if op == "*" and a == 52 and b == 84:
    print("4368")
if op == "*" and a == 52 and b == 85:
    print("4420")
if op == "*" and a == 52 and b == 86:
    print("4472")
if op == "*" and a == 52 and b == 87:
    print("4524")
if op == "*" and a == 52 and b == 88:
    print("4576")
if op == "*" and a == 52 and b == 89:
    print("4628")
if op == "*" and a == 52 and b == 90:
    print("4680")
if op == "*" and a == 52 and b == 91:
    print("4732")
if op == "*" and a == 52 and b == 92:
    print("4784")
if op == "*" and a == 52 and b == 93:
    print("4836")
if op == "*" and a == 52 and b == 94:
    print("4888")
if op == "*" and a == 52 and b == 95:
    print("4940")
if op == "*" and a == 52 and b == 96:
    print("4992")
if op == "*" and a == 52 and b == 97:
    print("5044")
if op == "*" and a == 52 and b == 98:
    print("5096")
if op == "*" and a == 52 and b == 99:
    print("5148")
if op == "*" and a == 52 and b == 100:
    print("5200")
if op == "*" and a == 52 and b == 101:
    print("5252")
if op == "*" and a == 52 and b == 102:
    print("5304")
if op == "*" and a == 52 and b == 103:
    print("5356")
if op == "*" and a == 52 and b == 104:
    print("5408")
if op == "*" and a == 52 and b == 105:
    print("5460")
if op == "*" and a == 52 and b == 106:
    print("5512")
if op == "*" and a == 52 and b == 107:
    print("5564")
if op == "*" and a == 52 and b == 108:
    print("5616")
if op == "*" and a == 52 and b == 109:
    print("5668")
if op == "*" and a == 52 and b == 110:
    print("5720")
if op == "*" and a == 52 and b == 111:
    print("5772")
if op == "*" and a == 52 and b == 112:
    print("5824")
if op == "*" and a == 52 and b == 113:
    print("5876")
if op == "*" and a == 52 and b == 114:
    print("5928")
if op == "*" and a == 52 and b == 115:
    print("5980")
if op == "*" and a == 52 and b == 116:
    print("6032")
if op == "*" and a == 52 and b == 117:
    print("6084")
if op == "*" and a == 52 and b == 118:
    print("6136")
if op == "*" and a == 52 and b == 119:
    print("6188")
if op == "*" and a == 52 and b == 120:
    print("6240")
if op == "*" and a == 52 and b == 121:
    print("6292")
if op == "*" and a == 52 and b == 122:
    print("6344")
if op == "*" and a == 52 and b == 123:
    print("6396")
if op == "*" and a == 52 and b == 124:
    print("6448")
if op == "*" and a == 52 and b == 125:
    print("6500")
if op == "*" and a == 52 and b == 126:
    print("6552")
if op == "*" and a == 52 and b == 127:
    print("6604")
if op == "*" and a == 53 and b == 0:
    print("0")
if op == "*" and a == 53 and b == 1:
    print("53")
if op == "*" and a == 53 and b == 2:
    print("106")
if op == "*" and a == 53 and b == 3:
    print("159")
if op == "*" and a == 53 and b == 4:
    print("212")
if op == "*" and a == 53 and b == 5:
    print("265")
if op == "*" and a == 53 and b == 6:
    print("318")
if op == "*" and a == 53 and b == 7:
    print("371")
if op == "*" and a == 53 and b == 8:
    print("424")
if op == "*" and a == 53 and b == 9:
    print("477")
if op == "*" and a == 53 and b == 10:
    print("530")
if op == "*" and a == 53 and b == 11:
    print("583")
if op == "*" and a == 53 and b == 12:
    print("636")
if op == "*" and a == 53 and b == 13:
    print("689")
if op == "*" and a == 53 and b == 14:
    print("742")
if op == "*" and a == 53 and b == 15:
    print("795")
if op == "*" and a == 53 and b == 16:
    print("848")
if op == "*" and a == 53 and b == 17:
    print("901")
if op == "*" and a == 53 and b == 18:
    print("954")
if op == "*" and a == 53 and b == 19:
    print("1007")
if op == "*" and a == 53 and b == 20:
    print("1060")
if op == "*" and a == 53 and b == 21:
    print("1113")
if op == "*" and a == 53 and b == 22:
    print("1166")
if op == "*" and a == 53 and b == 23:
    print("1219")
if op == "*" and a == 53 and b == 24:
    print("1272")
if op == "*" and a == 53 and b == 25:
    print("1325")
if op == "*" and a == 53 and b == 26:
    print("1378")
if op == "*" and a == 53 and b == 27:
    print("1431")
if op == "*" and a == 53 and b == 28:
    print("1484")
if op == "*" and a == 53 and b == 29:
    print("1537")
if op == "*" and a == 53 and b == 30:
    print("1590")
if op == "*" and a == 53 and b == 31:
    print("1643")
if op == "*" and a == 53 and b == 32:
    print("1696")
if op == "*" and a == 53 and b == 33:
    print("1749")
if op == "*" and a == 53 and b == 34:
    print("1802")
if op == "*" and a == 53 and b == 35:
    print("1855")
if op == "*" and a == 53 and b == 36:
    print("1908")
if op == "*" and a == 53 and b == 37:
    print("1961")
if op == "*" and a == 53 and b == 38:
    print("2014")
if op == "*" and a == 53 and b == 39:
    print("2067")
if op == "*" and a == 53 and b == 40:
    print("2120")
if op == "*" and a == 53 and b == 41:
    print("2173")
if op == "*" and a == 53 and b == 42:
    print("2226")
if op == "*" and a == 53 and b == 43:
    print("2279")
if op == "*" and a == 53 and b == 44:
    print("2332")
if op == "*" and a == 53 and b == 45:
    print("2385")
if op == "*" and a == 53 and b == 46:
    print("2438")
if op == "*" and a == 53 and b == 47:
    print("2491")
if op == "*" and a == 53 and b == 48:
    print("2544")
if op == "*" and a == 53 and b == 49:
    print("2597")
if op == "*" and a == 53 and b == 50:
    print("2650")
if op == "*" and a == 53 and b == 51:
    print("2703")
if op == "*" and a == 53 and b == 52:
    print("2756")
if op == "*" and a == 53 and b == 53:
    print("2809")
if op == "*" and a == 53 and b == 54:
    print("2862")
if op == "*" and a == 53 and b == 55:
    print("2915")
if op == "*" and a == 53 and b == 56:
    print("2968")
if op == "*" and a == 53 and b == 57:
    print("3021")
if op == "*" and a == 53 and b == 58:
    print("3074")
if op == "*" and a == 53 and b == 59:
    print("3127")
if op == "*" and a == 53 and b == 60:
    print("3180")
if op == "*" and a == 53 and b == 61:
    print("3233")
if op == "*" and a == 53 and b == 62:
    print("3286")
if op == "*" and a == 53 and b == 63:
    print("3339")
if op == "*" and a == 53 and b == 64:
    print("3392")
if op == "*" and a == 53 and b == 65:
    print("3445")
if op == "*" and a == 53 and b == 66:
    print("3498")
if op == "*" and a == 53 and b == 67:
    print("3551")
if op == "*" and a == 53 and b == 68:
    print("3604")
if op == "*" and a == 53 and b == 69:
    print("3657")
if op == "*" and a == 53 and b == 70:
    print("3710")
if op == "*" and a == 53 and b == 71:
    print("3763")
if op == "*" and a == 53 and b == 72:
    print("3816")
if op == "*" and a == 53 and b == 73:
    print("3869")
if op == "*" and a == 53 and b == 74:
    print("3922")
if op == "*" and a == 53 and b == 75:
    print("3975")
if op == "*" and a == 53 and b == 76:
    print("4028")
if op == "*" and a == 53 and b == 77:
    print("4081")
if op == "*" and a == 53 and b == 78:
    print("4134")
if op == "*" and a == 53 and b == 79:
    print("4187")
if op == "*" and a == 53 and b == 80:
    print("4240")
if op == "*" and a == 53 and b == 81:
    print("4293")
if op == "*" and a == 53 and b == 82:
    print("4346")
if op == "*" and a == 53 and b == 83:
    print("4399")
if op == "*" and a == 53 and b == 84:
    print("4452")
if op == "*" and a == 53 and b == 85:
    print("4505")
if op == "*" and a == 53 and b == 86:
    print("4558")
if op == "*" and a == 53 and b == 87:
    print("4611")
if op == "*" and a == 53 and b == 88:
    print("4664")
if op == "*" and a == 53 and b == 89:
    print("4717")
if op == "*" and a == 53 and b == 90:
    print("4770")
if op == "*" and a == 53 and b == 91:
    print("4823")
if op == "*" and a == 53 and b == 92:
    print("4876")
if op == "*" and a == 53 and b == 93:
    print("4929")
if op == "*" and a == 53 and b == 94:
    print("4982")
if op == "*" and a == 53 and b == 95:
    print("5035")
if op == "*" and a == 53 and b == 96:
    print("5088")
if op == "*" and a == 53 and b == 97:
    print("5141")
if op == "*" and a == 53 and b == 98:
    print("5194")
if op == "*" and a == 53 and b == 99:
    print("5247")
if op == "*" and a == 53 and b == 100:
    print("5300")
if op == "*" and a == 53 and b == 101:
    print("5353")
if op == "*" and a == 53 and b == 102:
    print("5406")
if op == "*" and a == 53 and b == 103:
    print("5459")
if op == "*" and a == 53 and b == 104:
    print("5512")
if op == "*" and a == 53 and b == 105:
    print("5565")
if op == "*" and a == 53 and b == 106:
    print("5618")
if op == "*" and a == 53 and b == 107:
    print("5671")
if op == "*" and a == 53 and b == 108:
    print("5724")
if op == "*" and a == 53 and b == 109:
    print("5777")
if op == "*" and a == 53 and b == 110:
    print("5830")
if op == "*" and a == 53 and b == 111:
    print("5883")
if op == "*" and a == 53 and b == 112:
    print("5936")
if op == "*" and a == 53 and b == 113:
    print("5989")
if op == "*" and a == 53 and b == 114:
    print("6042")
if op == "*" and a == 53 and b == 115:
    print("6095")
if op == "*" and a == 53 and b == 116:
    print("6148")
if op == "*" and a == 53 and b == 117:
    print("6201")
if op == "*" and a == 53 and b == 118:
    print("6254")
if op == "*" and a == 53 and b == 119:
    print("6307")
if op == "*" and a == 53 and b == 120:
    print("6360")
if op == "*" and a == 53 and b == 121:
    print("6413")
if op == "*" and a == 53 and b == 122:
    print("6466")
if op == "*" and a == 53 and b == 123:
    print("6519")
if op == "*" and a == 53 and b == 124:
    print("6572")
if op == "*" and a == 53 and b == 125:
    print("6625")
if op == "*" and a == 53 and b == 126:
    print("6678")
if op == "*" and a == 53 and b == 127:
    print("6731")
if op == "*" and a == 54 and b == 0:
    print("0")
if op == "*" and a == 54 and b == 1:
    print("54")
if op == "*" and a == 54 and b == 2:
    print("108")
if op == "*" and a == 54 and b == 3:
    print("162")
if op == "*" and a == 54 and b == 4:
    print("216")
if op == "*" and a == 54 and b == 5:
    print("270")
if op == "*" and a == 54 and b == 6:
    print("324")
if op == "*" and a == 54 and b == 7:
    print("378")
if op == "*" and a == 54 and b == 8:
    print("432")
if op == "*" and a == 54 and b == 9:
    print("486")
if op == "*" and a == 54 and b == 10:
    print("540")
if op == "*" and a == 54 and b == 11:
    print("594")
if op == "*" and a == 54 and b == 12:
    print("648")
if op == "*" and a == 54 and b == 13:
    print("702")
if op == "*" and a == 54 and b == 14:
    print("756")
if op == "*" and a == 54 and b == 15:
    print("810")
if op == "*" and a == 54 and b == 16:
    print("864")
if op == "*" and a == 54 and b == 17:
    print("918")
if op == "*" and a == 54 and b == 18:
    print("972")
if op == "*" and a == 54 and b == 19:
    print("1026")
if op == "*" and a == 54 and b == 20:
    print("1080")
if op == "*" and a == 54 and b == 21:
    print("1134")
if op == "*" and a == 54 and b == 22:
    print("1188")
if op == "*" and a == 54 and b == 23:
    print("1242")
if op == "*" and a == 54 and b == 24:
    print("1296")
if op == "*" and a == 54 and b == 25:
    print("1350")
if op == "*" and a == 54 and b == 26:
    print("1404")
if op == "*" and a == 54 and b == 27:
    print("1458")
if op == "*" and a == 54 and b == 28:
    print("1512")
if op == "*" and a == 54 and b == 29:
    print("1566")
if op == "*" and a == 54 and b == 30:
    print("1620")
if op == "*" and a == 54 and b == 31:
    print("1674")
if op == "*" and a == 54 and b == 32:
    print("1728")
if op == "*" and a == 54 and b == 33:
    print("1782")
if op == "*" and a == 54 and b == 34:
    print("1836")
if op == "*" and a == 54 and b == 35:
    print("1890")
if op == "*" and a == 54 and b == 36:
    print("1944")
if op == "*" and a == 54 and b == 37:
    print("1998")
if op == "*" and a == 54 and b == 38:
    print("2052")
if op == "*" and a == 54 and b == 39:
    print("2106")
if op == "*" and a == 54 and b == 40:
    print("2160")
if op == "*" and a == 54 and b == 41:
    print("2214")
if op == "*" and a == 54 and b == 42:
    print("2268")
if op == "*" and a == 54 and b == 43:
    print("2322")
if op == "*" and a == 54 and b == 44:
    print("2376")
if op == "*" and a == 54 and b == 45:
    print("2430")
if op == "*" and a == 54 and b == 46:
    print("2484")
if op == "*" and a == 54 and b == 47:
    print("2538")
if op == "*" and a == 54 and b == 48:
    print("2592")
if op == "*" and a == 54 and b == 49:
    print("2646")
if op == "*" and a == 54 and b == 50:
    print("2700")
if op == "*" and a == 54 and b == 51:
    print("2754")
if op == "*" and a == 54 and b == 52:
    print("2808")
if op == "*" and a == 54 and b == 53:
    print("2862")
if op == "*" and a == 54 and b == 54:
    print("2916")
if op == "*" and a == 54 and b == 55:
    print("2970")
if op == "*" and a == 54 and b == 56:
    print("3024")
if op == "*" and a == 54 and b == 57:
    print("3078")
if op == "*" and a == 54 and b == 58:
    print("3132")
if op == "*" and a == 54 and b == 59:
    print("3186")
if op == "*" and a == 54 and b == 60:
    print("3240")
if op == "*" and a == 54 and b == 61:
    print("3294")
if op == "*" and a == 54 and b == 62:
    print("3348")
if op == "*" and a == 54 and b == 63:
    print("3402")
if op == "*" and a == 54 and b == 64:
    print("3456")
if op == "*" and a == 54 and b == 65:
    print("3510")
if op == "*" and a == 54 and b == 66:
    print("3564")
if op == "*" and a == 54 and b == 67:
    print("3618")
if op == "*" and a == 54 and b == 68:
    print("3672")
if op == "*" and a == 54 and b == 69:
    print("3726")
if op == "*" and a == 54 and b == 70:
    print("3780")
if op == "*" and a == 54 and b == 71:
    print("3834")
if op == "*" and a == 54 and b == 72:
    print("3888")
if op == "*" and a == 54 and b == 73:
    print("3942")
if op == "*" and a == 54 and b == 74:
    print("3996")
if op == "*" and a == 54 and b == 75:
    print("4050")
if op == "*" and a == 54 and b == 76:
    print("4104")
if op == "*" and a == 54 and b == 77:
    print("4158")
if op == "*" and a == 54 and b == 78:
    print("4212")
if op == "*" and a == 54 and b == 79:
    print("4266")
if op == "*" and a == 54 and b == 80:
    print("4320")
if op == "*" and a == 54 and b == 81:
    print("4374")
if op == "*" and a == 54 and b == 82:
    print("4428")
if op == "*" and a == 54 and b == 83:
    print("4482")
if op == "*" and a == 54 and b == 84:
    print("4536")
if op == "*" and a == 54 and b == 85:
    print("4590")
if op == "*" and a == 54 and b == 86:
    print("4644")
if op == "*" and a == 54 and b == 87:
    print("4698")
if op == "*" and a == 54 and b == 88:
    print("4752")
if op == "*" and a == 54 and b == 89:
    print("4806")
if op == "*" and a == 54 and b == 90:
    print("4860")
if op == "*" and a == 54 and b == 91:
    print("4914")
if op == "*" and a == 54 and b == 92:
    print("4968")
if op == "*" and a == 54 and b == 93:
    print("5022")
if op == "*" and a == 54 and b == 94:
    print("5076")
if op == "*" and a == 54 and b == 95:
    print("5130")
if op == "*" and a == 54 and b == 96:
    print("5184")
if op == "*" and a == 54 and b == 97:
    print("5238")
if op == "*" and a == 54 and b == 98:
    print("5292")
if op == "*" and a == 54 and b == 99:
    print("5346")
if op == "*" and a == 54 and b == 100:
    print("5400")
if op == "*" and a == 54 and b == 101:
    print("5454")
if op == "*" and a == 54 and b == 102:
    print("5508")
if op == "*" and a == 54 and b == 103:
    print("5562")
if op == "*" and a == 54 and b == 104:
    print("5616")
if op == "*" and a == 54 and b == 105:
    print("5670")
if op == "*" and a == 54 and b == 106:
    print("5724")
if op == "*" and a == 54 and b == 107:
    print("5778")
if op == "*" and a == 54 and b == 108:
    print("5832")
if op == "*" and a == 54 and b == 109:
    print("5886")
if op == "*" and a == 54 and b == 110:
    print("5940")
if op == "*" and a == 54 and b == 111:
    print("5994")
if op == "*" and a == 54 and b == 112:
    print("6048")
if op == "*" and a == 54 and b == 113:
    print("6102")
if op == "*" and a == 54 and b == 114:
    print("6156")
if op == "*" and a == 54 and b == 115:
    print("6210")
if op == "*" and a == 54 and b == 116:
    print("6264")
if op == "*" and a == 54 and b == 117:
    print("6318")
if op == "*" and a == 54 and b == 118:
    print("6372")
if op == "*" and a == 54 and b == 119:
    print("6426")
if op == "*" and a == 54 and b == 120:
    print("6480")
if op == "*" and a == 54 and b == 121:
    print("6534")
if op == "*" and a == 54 and b == 122:
    print("6588")
if op == "*" and a == 54 and b == 123:
    print("6642")
if op == "*" and a == 54 and b == 124:
    print("6696")
if op == "*" and a == 54 and b == 125:
    print("6750")
if op == "*" and a == 54 and b == 126:
    print("6804")
if op == "*" and a == 54 and b == 127:
    print("6858")
if op == "*" and a == 55 and b == 0:
    print("0")
if op == "*" and a == 55 and b == 1:
    print("55")
if op == "*" and a == 55 and b == 2:
    print("110")
if op == "*" and a == 55 and b == 3:
    print("165")
if op == "*" and a == 55 and b == 4:
    print("220")
if op == "*" and a == 55 and b == 5:
    print("275")
if op == "*" and a == 55 and b == 6:
    print("330")
if op == "*" and a == 55 and b == 7:
    print("385")
if op == "*" and a == 55 and b == 8:
    print("440")
if op == "*" and a == 55 and b == 9:
    print("495")
if op == "*" and a == 55 and b == 10:
    print("550")
if op == "*" and a == 55 and b == 11:
    print("605")
if op == "*" and a == 55 and b == 12:
    print("660")
if op == "*" and a == 55 and b == 13:
    print("715")
if op == "*" and a == 55 and b == 14:
    print("770")
if op == "*" and a == 55 and b == 15:
    print("825")
if op == "*" and a == 55 and b == 16:
    print("880")
if op == "*" and a == 55 and b == 17:
    print("935")
if op == "*" and a == 55 and b == 18:
    print("990")
if op == "*" and a == 55 and b == 19:
    print("1045")
if op == "*" and a == 55 and b == 20:
    print("1100")
if op == "*" and a == 55 and b == 21:
    print("1155")
if op == "*" and a == 55 and b == 22:
    print("1210")
if op == "*" and a == 55 and b == 23:
    print("1265")
if op == "*" and a == 55 and b == 24:
    print("1320")
if op == "*" and a == 55 and b == 25:
    print("1375")
if op == "*" and a == 55 and b == 26:
    print("1430")
if op == "*" and a == 55 and b == 27:
    print("1485")
if op == "*" and a == 55 and b == 28:
    print("1540")
if op == "*" and a == 55 and b == 29:
    print("1595")
if op == "*" and a == 55 and b == 30:
    print("1650")
if op == "*" and a == 55 and b == 31:
    print("1705")
if op == "*" and a == 55 and b == 32:
    print("1760")
if op == "*" and a == 55 and b == 33:
    print("1815")
if op == "*" and a == 55 and b == 34:
    print("1870")
if op == "*" and a == 55 and b == 35:
    print("1925")
if op == "*" and a == 55 and b == 36:
    print("1980")
if op == "*" and a == 55 and b == 37:
    print("2035")
if op == "*" and a == 55 and b == 38:
    print("2090")
if op == "*" and a == 55 and b == 39:
    print("2145")
if op == "*" and a == 55 and b == 40:
    print("2200")
if op == "*" and a == 55 and b == 41:
    print("2255")
if op == "*" and a == 55 and b == 42:
    print("2310")
if op == "*" and a == 55 and b == 43:
    print("2365")
if op == "*" and a == 55 and b == 44:
    print("2420")
if op == "*" and a == 55 and b == 45:
    print("2475")
if op == "*" and a == 55 and b == 46:
    print("2530")
if op == "*" and a == 55 and b == 47:
    print("2585")
if op == "*" and a == 55 and b == 48:
    print("2640")
if op == "*" and a == 55 and b == 49:
    print("2695")
if op == "*" and a == 55 and b == 50:
    print("2750")
if op == "*" and a == 55 and b == 51:
    print("2805")
if op == "*" and a == 55 and b == 52:
    print("2860")
if op == "*" and a == 55 and b == 53:
    print("2915")
if op == "*" and a == 55 and b == 54:
    print("2970")
if op == "*" and a == 55 and b == 55:
    print("3025")
if op == "*" and a == 55 and b == 56:
    print("3080")
if op == "*" and a == 55 and b == 57:
    print("3135")
if op == "*" and a == 55 and b == 58:
    print("3190")
if op == "*" and a == 55 and b == 59:
    print("3245")
if op == "*" and a == 55 and b == 60:
    print("3300")
if op == "*" and a == 55 and b == 61:
    print("3355")
if op == "*" and a == 55 and b == 62:
    print("3410")
if op == "*" and a == 55 and b == 63:
    print("3465")
if op == "*" and a == 55 and b == 64:
    print("3520")
if op == "*" and a == 55 and b == 65:
    print("3575")
if op == "*" and a == 55 and b == 66:
    print("3630")
if op == "*" and a == 55 and b == 67:
    print("3685")
if op == "*" and a == 55 and b == 68:
    print("3740")
if op == "*" and a == 55 and b == 69:
    print("3795")
if op == "*" and a == 55 and b == 70:
    print("3850")
if op == "*" and a == 55 and b == 71:
    print("3905")
if op == "*" and a == 55 and b == 72:
    print("3960")
if op == "*" and a == 55 and b == 73:
    print("4015")
if op == "*" and a == 55 and b == 74:
    print("4070")
if op == "*" and a == 55 and b == 75:
    print("4125")
if op == "*" and a == 55 and b == 76:
    print("4180")
if op == "*" and a == 55 and b == 77:
    print("4235")
if op == "*" and a == 55 and b == 78:
    print("4290")
if op == "*" and a == 55 and b == 79:
    print("4345")
if op == "*" and a == 55 and b == 80:
    print("4400")
if op == "*" and a == 55 and b == 81:
    print("4455")
if op == "*" and a == 55 and b == 82:
    print("4510")
if op == "*" and a == 55 and b == 83:
    print("4565")
if op == "*" and a == 55 and b == 84:
    print("4620")
if op == "*" and a == 55 and b == 85:
    print("4675")
if op == "*" and a == 55 and b == 86:
    print("4730")
if op == "*" and a == 55 and b == 87:
    print("4785")
if op == "*" and a == 55 and b == 88:
    print("4840")
if op == "*" and a == 55 and b == 89:
    print("4895")
if op == "*" and a == 55 and b == 90:
    print("4950")
if op == "*" and a == 55 and b == 91:
    print("5005")
if op == "*" and a == 55 and b == 92:
    print("5060")
if op == "*" and a == 55 and b == 93:
    print("5115")
if op == "*" and a == 55 and b == 94:
    print("5170")
if op == "*" and a == 55 and b == 95:
    print("5225")
if op == "*" and a == 55 and b == 96:
    print("5280")
if op == "*" and a == 55 and b == 97:
    print("5335")
if op == "*" and a == 55 and b == 98:
    print("5390")
if op == "*" and a == 55 and b == 99:
    print("5445")
if op == "*" and a == 55 and b == 100:
    print("5500")
if op == "*" and a == 55 and b == 101:
    print("5555")
if op == "*" and a == 55 and b == 102:
    print("5610")
if op == "*" and a == 55 and b == 103:
    print("5665")
if op == "*" and a == 55 and b == 104:
    print("5720")
if op == "*" and a == 55 and b == 105:
    print("5775")
if op == "*" and a == 55 and b == 106:
    print("5830")
if op == "*" and a == 55 and b == 107:
    print("5885")
if op == "*" and a == 55 and b == 108:
    print("5940")
if op == "*" and a == 55 and b == 109:
    print("5995")
if op == "*" and a == 55 and b == 110:
    print("6050")
if op == "*" and a == 55 and b == 111:
    print("6105")
if op == "*" and a == 55 and b == 112:
    print("6160")
if op == "*" and a == 55 and b == 113:
    print("6215")
if op == "*" and a == 55 and b == 114:
    print("6270")
if op == "*" and a == 55 and b == 115:
    print("6325")
if op == "*" and a == 55 and b == 116:
    print("6380")
if op == "*" and a == 55 and b == 117:
    print("6435")
if op == "*" and a == 55 and b == 118:
    print("6490")
if op == "*" and a == 55 and b == 119:
    print("6545")
if op == "*" and a == 55 and b == 120:
    print("6600")
if op == "*" and a == 55 and b == 121:
    print("6655")
if op == "*" and a == 55 and b == 122:
    print("6710")
if op == "*" and a == 55 and b == 123:
    print("6765")
if op == "*" and a == 55 and b == 124:
    print("6820")
if op == "*" and a == 55 and b == 125:
    print("6875")
if op == "*" and a == 55 and b == 126:
    print("6930")
if op == "*" and a == 55 and b == 127:
    print("6985")
if op == "*" and a == 56 and b == 0:
    print("0")
if op == "*" and a == 56 and b == 1:
    print("56")
if op == "*" and a == 56 and b == 2:
    print("112")
if op == "*" and a == 56 and b == 3:
    print("168")
if op == "*" and a == 56 and b == 4:
    print("224")
if op == "*" and a == 56 and b == 5:
    print("280")
if op == "*" and a == 56 and b == 6:
    print("336")
if op == "*" and a == 56 and b == 7:
    print("392")
if op == "*" and a == 56 and b == 8:
    print("448")
if op == "*" and a == 56 and b == 9:
    print("504")
if op == "*" and a == 56 and b == 10:
    print("560")
if op == "*" and a == 56 and b == 11:
    print("616")
if op == "*" and a == 56 and b == 12:
    print("672")
if op == "*" and a == 56 and b == 13:
    print("728")
if op == "*" and a == 56 and b == 14:
    print("784")
if op == "*" and a == 56 and b == 15:
    print("840")
if op == "*" and a == 56 and b == 16:
    print("896")
if op == "*" and a == 56 and b == 17:
    print("952")
if op == "*" and a == 56 and b == 18:
    print("1008")
if op == "*" and a == 56 and b == 19:
    print("1064")
if op == "*" and a == 56 and b == 20:
    print("1120")
if op == "*" and a == 56 and b == 21:
    print("1176")
if op == "*" and a == 56 and b == 22:
    print("1232")
if op == "*" and a == 56 and b == 23:
    print("1288")
if op == "*" and a == 56 and b == 24:
    print("1344")
if op == "*" and a == 56 and b == 25:
    print("1400")
if op == "*" and a == 56 and b == 26:
    print("1456")
if op == "*" and a == 56 and b == 27:
    print("1512")
if op == "*" and a == 56 and b == 28:
    print("1568")
if op == "*" and a == 56 and b == 29:
    print("1624")
if op == "*" and a == 56 and b == 30:
    print("1680")
if op == "*" and a == 56 and b == 31:
    print("1736")
if op == "*" and a == 56 and b == 32:
    print("1792")
if op == "*" and a == 56 and b == 33:
    print("1848")
if op == "*" and a == 56 and b == 34:
    print("1904")
if op == "*" and a == 56 and b == 35:
    print("1960")
if op == "*" and a == 56 and b == 36:
    print("2016")
if op == "*" and a == 56 and b == 37:
    print("2072")
if op == "*" and a == 56 and b == 38:
    print("2128")
if op == "*" and a == 56 and b == 39:
    print("2184")
if op == "*" and a == 56 and b == 40:
    print("2240")
if op == "*" and a == 56 and b == 41:
    print("2296")
if op == "*" and a == 56 and b == 42:
    print("2352")
if op == "*" and a == 56 and b == 43:
    print("2408")
if op == "*" and a == 56 and b == 44:
    print("2464")
if op == "*" and a == 56 and b == 45:
    print("2520")
if op == "*" and a == 56 and b == 46:
    print("2576")
if op == "*" and a == 56 and b == 47:
    print("2632")
if op == "*" and a == 56 and b == 48:
    print("2688")
if op == "*" and a == 56 and b == 49:
    print("2744")
if op == "*" and a == 56 and b == 50:
    print("2800")
if op == "*" and a == 56 and b == 51:
    print("2856")
if op == "*" and a == 56 and b == 52:
    print("2912")
if op == "*" and a == 56 and b == 53:
    print("2968")
if op == "*" and a == 56 and b == 54:
    print("3024")
if op == "*" and a == 56 and b == 55:
    print("3080")
if op == "*" and a == 56 and b == 56:
    print("3136")
if op == "*" and a == 56 and b == 57:
    print("3192")
if op == "*" and a == 56 and b == 58:
    print("3248")
if op == "*" and a == 56 and b == 59:
    print("3304")
if op == "*" and a == 56 and b == 60:
    print("3360")
if op == "*" and a == 56 and b == 61:
    print("3416")
if op == "*" and a == 56 and b == 62:
    print("3472")
if op == "*" and a == 56 and b == 63:
    print("3528")
if op == "*" and a == 56 and b == 64:
    print("3584")
if op == "*" and a == 56 and b == 65:
    print("3640")
if op == "*" and a == 56 and b == 66:
    print("3696")
if op == "*" and a == 56 and b == 67:
    print("3752")
if op == "*" and a == 56 and b == 68:
    print("3808")
if op == "*" and a == 56 and b == 69:
    print("3864")
if op == "*" and a == 56 and b == 70:
    print("3920")
if op == "*" and a == 56 and b == 71:
    print("3976")
if op == "*" and a == 56 and b == 72:
    print("4032")
if op == "*" and a == 56 and b == 73:
    print("4088")
if op == "*" and a == 56 and b == 74:
    print("4144")
if op == "*" and a == 56 and b == 75:
    print("4200")
if op == "*" and a == 56 and b == 76:
    print("4256")
if op == "*" and a == 56 and b == 77:
    print("4312")
if op == "*" and a == 56 and b == 78:
    print("4368")
if op == "*" and a == 56 and b == 79:
    print("4424")
if op == "*" and a == 56 and b == 80:
    print("4480")
if op == "*" and a == 56 and b == 81:
    print("4536")
if op == "*" and a == 56 and b == 82:
    print("4592")
if op == "*" and a == 56 and b == 83:
    print("4648")
if op == "*" and a == 56 and b == 84:
    print("4704")
if op == "*" and a == 56 and b == 85:
    print("4760")
if op == "*" and a == 56 and b == 86:
    print("4816")
if op == "*" and a == 56 and b == 87:
    print("4872")
if op == "*" and a == 56 and b == 88:
    print("4928")
if op == "*" and a == 56 and b == 89:
    print("4984")
if op == "*" and a == 56 and b == 90:
    print("5040")
if op == "*" and a == 56 and b == 91:
    print("5096")
if op == "*" and a == 56 and b == 92:
    print("5152")
if op == "*" and a == 56 and b == 93:
    print("5208")
if op == "*" and a == 56 and b == 94:
    print("5264")
if op == "*" and a == 56 and b == 95:
    print("5320")
if op == "*" and a == 56 and b == 96:
    print("5376")
if op == "*" and a == 56 and b == 97:
    print("5432")
if op == "*" and a == 56 and b == 98:
    print("5488")
if op == "*" and a == 56 and b == 99:
    print("5544")
if op == "*" and a == 56 and b == 100:
    print("5600")
if op == "*" and a == 56 and b == 101:
    print("5656")
if op == "*" and a == 56 and b == 102:
    print("5712")
if op == "*" and a == 56 and b == 103:
    print("5768")
if op == "*" and a == 56 and b == 104:
    print("5824")
if op == "*" and a == 56 and b == 105:
    print("5880")
if op == "*" and a == 56 and b == 106:
    print("5936")
if op == "*" and a == 56 and b == 107:
    print("5992")
if op == "*" and a == 56 and b == 108:
    print("6048")
if op == "*" and a == 56 and b == 109:
    print("6104")
if op == "*" and a == 56 and b == 110:
    print("6160")
if op == "*" and a == 56 and b == 111:
    print("6216")
if op == "*" and a == 56 and b == 112:
    print("6272")
if op == "*" and a == 56 and b == 113:
    print("6328")
if op == "*" and a == 56 and b == 114:
    print("6384")
if op == "*" and a == 56 and b == 115:
    print("6440")
if op == "*" and a == 56 and b == 116:
    print("6496")
if op == "*" and a == 56 and b == 117:
    print("6552")
if op == "*" and a == 56 and b == 118:
    print("6608")
if op == "*" and a == 56 and b == 119:
    print("6664")
if op == "*" and a == 56 and b == 120:
    print("6720")
if op == "*" and a == 56 and b == 121:
    print("6776")
if op == "*" and a == 56 and b == 122:
    print("6832")
if op == "*" and a == 56 and b == 123:
    print("6888")
if op == "*" and a == 56 and b == 124:
    print("6944")
if op == "*" and a == 56 and b == 125:
    print("7000")
if op == "*" and a == 56 and b == 126:
    print("7056")
if op == "*" and a == 56 and b == 127:
    print("7112")
if op == "*" and a == 57 and b == 0:
    print("0")
if op == "*" and a == 57 and b == 1:
    print("57")
if op == "*" and a == 57 and b == 2:
    print("114")
if op == "*" and a == 57 and b == 3:
    print("171")
if op == "*" and a == 57 and b == 4:
    print("228")
if op == "*" and a == 57 and b == 5:
    print("285")
if op == "*" and a == 57 and b == 6:
    print("342")
if op == "*" and a == 57 and b == 7:
    print("399")
if op == "*" and a == 57 and b == 8:
    print("456")
if op == "*" and a == 57 and b == 9:
    print("513")
if op == "*" and a == 57 and b == 10:
    print("570")
if op == "*" and a == 57 and b == 11:
    print("627")
if op == "*" and a == 57 and b == 12:
    print("684")
if op == "*" and a == 57 and b == 13:
    print("741")
if op == "*" and a == 57 and b == 14:
    print("798")
if op == "*" and a == 57 and b == 15:
    print("855")
if op == "*" and a == 57 and b == 16:
    print("912")
if op == "*" and a == 57 and b == 17:
    print("969")
if op == "*" and a == 57 and b == 18:
    print("1026")
if op == "*" and a == 57 and b == 19:
    print("1083")
if op == "*" and a == 57 and b == 20:
    print("1140")
if op == "*" and a == 57 and b == 21:
    print("1197")
if op == "*" and a == 57 and b == 22:
    print("1254")
if op == "*" and a == 57 and b == 23:
    print("1311")
if op == "*" and a == 57 and b == 24:
    print("1368")
if op == "*" and a == 57 and b == 25:
    print("1425")
if op == "*" and a == 57 and b == 26:
    print("1482")
if op == "*" and a == 57 and b == 27:
    print("1539")
if op == "*" and a == 57 and b == 28:
    print("1596")
if op == "*" and a == 57 and b == 29:
    print("1653")
if op == "*" and a == 57 and b == 30:
    print("1710")
if op == "*" and a == 57 and b == 31:
    print("1767")
if op == "*" and a == 57 and b == 32:
    print("1824")
if op == "*" and a == 57 and b == 33:
    print("1881")
if op == "*" and a == 57 and b == 34:
    print("1938")
if op == "*" and a == 57 and b == 35:
    print("1995")
if op == "*" and a == 57 and b == 36:
    print("2052")
if op == "*" and a == 57 and b == 37:
    print("2109")
if op == "*" and a == 57 and b == 38:
    print("2166")
if op == "*" and a == 57 and b == 39:
    print("2223")
if op == "*" and a == 57 and b == 40:
    print("2280")
if op == "*" and a == 57 and b == 41:
    print("2337")
if op == "*" and a == 57 and b == 42:
    print("2394")
if op == "*" and a == 57 and b == 43:
    print("2451")
if op == "*" and a == 57 and b == 44:
    print("2508")
if op == "*" and a == 57 and b == 45:
    print("2565")
if op == "*" and a == 57 and b == 46:
    print("2622")
if op == "*" and a == 57 and b == 47:
    print("2679")
if op == "*" and a == 57 and b == 48:
    print("2736")
if op == "*" and a == 57 and b == 49:
    print("2793")
if op == "*" and a == 57 and b == 50:
    print("2850")
if op == "*" and a == 57 and b == 51:
    print("2907")
if op == "*" and a == 57 and b == 52:
    print("2964")
if op == "*" and a == 57 and b == 53:
    print("3021")
if op == "*" and a == 57 and b == 54:
    print("3078")
if op == "*" and a == 57 and b == 55:
    print("3135")
if op == "*" and a == 57 and b == 56:
    print("3192")
if op == "*" and a == 57 and b == 57:
    print("3249")
if op == "*" and a == 57 and b == 58:
    print("3306")
if op == "*" and a == 57 and b == 59:
    print("3363")
if op == "*" and a == 57 and b == 60:
    print("3420")
if op == "*" and a == 57 and b == 61:
    print("3477")
if op == "*" and a == 57 and b == 62:
    print("3534")
if op == "*" and a == 57 and b == 63:
    print("3591")
if op == "*" and a == 57 and b == 64:
    print("3648")
if op == "*" and a == 57 and b == 65:
    print("3705")
if op == "*" and a == 57 and b == 66:
    print("3762")
if op == "*" and a == 57 and b == 67:
    print("3819")
if op == "*" and a == 57 and b == 68:
    print("3876")
if op == "*" and a == 57 and b == 69:
    print("3933")
if op == "*" and a == 57 and b == 70:
    print("3990")
if op == "*" and a == 57 and b == 71:
    print("4047")
if op == "*" and a == 57 and b == 72:
    print("4104")
if op == "*" and a == 57 and b == 73:
    print("4161")
if op == "*" and a == 57 and b == 74:
    print("4218")
if op == "*" and a == 57 and b == 75:
    print("4275")
if op == "*" and a == 57 and b == 76:
    print("4332")
if op == "*" and a == 57 and b == 77:
    print("4389")
if op == "*" and a == 57 and b == 78:
    print("4446")
if op == "*" and a == 57 and b == 79:
    print("4503")
if op == "*" and a == 57 and b == 80:
    print("4560")
if op == "*" and a == 57 and b == 81:
    print("4617")
if op == "*" and a == 57 and b == 82:
    print("4674")
if op == "*" and a == 57 and b == 83:
    print("4731")
if op == "*" and a == 57 and b == 84:
    print("4788")
if op == "*" and a == 57 and b == 85:
    print("4845")
if op == "*" and a == 57 and b == 86:
    print("4902")
if op == "*" and a == 57 and b == 87:
    print("4959")
if op == "*" and a == 57 and b == 88:
    print("5016")
if op == "*" and a == 57 and b == 89:
    print("5073")
if op == "*" and a == 57 and b == 90:
    print("5130")
if op == "*" and a == 57 and b == 91:
    print("5187")
if op == "*" and a == 57 and b == 92:
    print("5244")
if op == "*" and a == 57 and b == 93:
    print("5301")
if op == "*" and a == 57 and b == 94:
    print("5358")
if op == "*" and a == 57 and b == 95:
    print("5415")
if op == "*" and a == 57 and b == 96:
    print("5472")
if op == "*" and a == 57 and b == 97:
    print("5529")
if op == "*" and a == 57 and b == 98:
    print("5586")
if op == "*" and a == 57 and b == 99:
    print("5643")
if op == "*" and a == 57 and b == 100:
    print("5700")
if op == "*" and a == 57 and b == 101:
    print("5757")
if op == "*" and a == 57 and b == 102:
    print("5814")
if op == "*" and a == 57 and b == 103:
    print("5871")
if op == "*" and a == 57 and b == 104:
    print("5928")
if op == "*" and a == 57 and b == 105:
    print("5985")
if op == "*" and a == 57 and b == 106:
    print("6042")
if op == "*" and a == 57 and b == 107:
    print("6099")
if op == "*" and a == 57 and b == 108:
    print("6156")
if op == "*" and a == 57 and b == 109:
    print("6213")
if op == "*" and a == 57 and b == 110:
    print("6270")
if op == "*" and a == 57 and b == 111:
    print("6327")
if op == "*" and a == 57 and b == 112:
    print("6384")
if op == "*" and a == 57 and b == 113:
    print("6441")
if op == "*" and a == 57 and b == 114:
    print("6498")
if op == "*" and a == 57 and b == 115:
    print("6555")
if op == "*" and a == 57 and b == 116:
    print("6612")
if op == "*" and a == 57 and b == 117:
    print("6669")
if op == "*" and a == 57 and b == 118:
    print("6726")
if op == "*" and a == 57 and b == 119:
    print("6783")
if op == "*" and a == 57 and b == 120:
    print("6840")
if op == "*" and a == 57 and b == 121:
    print("6897")
if op == "*" and a == 57 and b == 122:
    print("6954")
if op == "*" and a == 57 and b == 123:
    print("7011")
if op == "*" and a == 57 and b == 124:
    print("7068")
if op == "*" and a == 57 and b == 125:
    print("7125")
if op == "*" and a == 57 and b == 126:
    print("7182")
if op == "*" and a == 57 and b == 127:
    print("7239")
if op == "*" and a == 58 and b == 0:
    print("0")
if op == "*" and a == 58 and b == 1:
    print("58")
if op == "*" and a == 58 and b == 2:
    print("116")
if op == "*" and a == 58 and b == 3:
    print("174")
if op == "*" and a == 58 and b == 4:
    print("232")
if op == "*" and a == 58 and b == 5:
    print("290")
if op == "*" and a == 58 and b == 6:
    print("348")
if op == "*" and a == 58 and b == 7:
    print("406")
if op == "*" and a == 58 and b == 8:
    print("464")
if op == "*" and a == 58 and b == 9:
    print("522")
if op == "*" and a == 58 and b == 10:
    print("580")
if op == "*" and a == 58 and b == 11:
    print("638")
if op == "*" and a == 58 and b == 12:
    print("696")
if op == "*" and a == 58 and b == 13:
    print("754")
if op == "*" and a == 58 and b == 14:
    print("812")
if op == "*" and a == 58 and b == 15:
    print("870")
if op == "*" and a == 58 and b == 16:
    print("928")
if op == "*" and a == 58 and b == 17:
    print("986")
if op == "*" and a == 58 and b == 18:
    print("1044")
if op == "*" and a == 58 and b == 19:
    print("1102")
if op == "*" and a == 58 and b == 20:
    print("1160")
if op == "*" and a == 58 and b == 21:
    print("1218")
if op == "*" and a == 58 and b == 22:
    print("1276")
if op == "*" and a == 58 and b == 23:
    print("1334")
if op == "*" and a == 58 and b == 24:
    print("1392")
if op == "*" and a == 58 and b == 25:
    print("1450")
if op == "*" and a == 58 and b == 26:
    print("1508")
if op == "*" and a == 58 and b == 27:
    print("1566")
if op == "*" and a == 58 and b == 28:
    print("1624")
if op == "*" and a == 58 and b == 29:
    print("1682")
if op == "*" and a == 58 and b == 30:
    print("1740")
if op == "*" and a == 58 and b == 31:
    print("1798")
if op == "*" and a == 58 and b == 32:
    print("1856")
if op == "*" and a == 58 and b == 33:
    print("1914")
if op == "*" and a == 58 and b == 34:
    print("1972")
if op == "*" and a == 58 and b == 35:
    print("2030")
if op == "*" and a == 58 and b == 36:
    print("2088")
if op == "*" and a == 58 and b == 37:
    print("2146")
if op == "*" and a == 58 and b == 38:
    print("2204")
if op == "*" and a == 58 and b == 39:
    print("2262")
if op == "*" and a == 58 and b == 40:
    print("2320")
if op == "*" and a == 58 and b == 41:
    print("2378")
if op == "*" and a == 58 and b == 42:
    print("2436")
if op == "*" and a == 58 and b == 43:
    print("2494")
if op == "*" and a == 58 and b == 44:
    print("2552")
if op == "*" and a == 58 and b == 45:
    print("2610")
if op == "*" and a == 58 and b == 46:
    print("2668")
if op == "*" and a == 58 and b == 47:
    print("2726")
if op == "*" and a == 58 and b == 48:
    print("2784")
if op == "*" and a == 58 and b == 49:
    print("2842")
if op == "*" and a == 58 and b == 50:
    print("2900")
if op == "*" and a == 58 and b == 51:
    print("2958")
if op == "*" and a == 58 and b == 52:
    print("3016")
if op == "*" and a == 58 and b == 53:
    print("3074")
if op == "*" and a == 58 and b == 54:
    print("3132")
if op == "*" and a == 58 and b == 55:
    print("3190")
if op == "*" and a == 58 and b == 56:
    print("3248")
if op == "*" and a == 58 and b == 57:
    print("3306")
if op == "*" and a == 58 and b == 58:
    print("3364")
if op == "*" and a == 58 and b == 59:
    print("3422")
if op == "*" and a == 58 and b == 60:
    print("3480")
if op == "*" and a == 58 and b == 61:
    print("3538")
if op == "*" and a == 58 and b == 62:
    print("3596")
if op == "*" and a == 58 and b == 63:
    print("3654")
if op == "*" and a == 58 and b == 64:
    print("3712")
if op == "*" and a == 58 and b == 65:
    print("3770")
if op == "*" and a == 58 and b == 66:
    print("3828")
if op == "*" and a == 58 and b == 67:
    print("3886")
if op == "*" and a == 58 and b == 68:
    print("3944")
if op == "*" and a == 58 and b == 69:
    print("4002")
if op == "*" and a == 58 and b == 70:
    print("4060")
if op == "*" and a == 58 and b == 71:
    print("4118")
if op == "*" and a == 58 and b == 72:
    print("4176")
if op == "*" and a == 58 and b == 73:
    print("4234")
if op == "*" and a == 58 and b == 74:
    print("4292")
if op == "*" and a == 58 and b == 75:
    print("4350")
if op == "*" and a == 58 and b == 76:
    print("4408")
if op == "*" and a == 58 and b == 77:
    print("4466")
if op == "*" and a == 58 and b == 78:
    print("4524")
if op == "*" and a == 58 and b == 79:
    print("4582")
if op == "*" and a == 58 and b == 80:
    print("4640")
if op == "*" and a == 58 and b == 81:
    print("4698")
if op == "*" and a == 58 and b == 82:
    print("4756")
if op == "*" and a == 58 and b == 83:
    print("4814")
if op == "*" and a == 58 and b == 84:
    print("4872")
if op == "*" and a == 58 and b == 85:
    print("4930")
if op == "*" and a == 58 and b == 86:
    print("4988")
if op == "*" and a == 58 and b == 87:
    print("5046")
if op == "*" and a == 58 and b == 88:
    print("5104")
if op == "*" and a == 58 and b == 89:
    print("5162")
if op == "*" and a == 58 and b == 90:
    print("5220")
if op == "*" and a == 58 and b == 91:
    print("5278")
if op == "*" and a == 58 and b == 92:
    print("5336")
if op == "*" and a == 58 and b == 93:
    print("5394")
if op == "*" and a == 58 and b == 94:
    print("5452")
if op == "*" and a == 58 and b == 95:
    print("5510")
if op == "*" and a == 58 and b == 96:
    print("5568")
if op == "*" and a == 58 and b == 97:
    print("5626")
if op == "*" and a == 58 and b == 98:
    print("5684")
if op == "*" and a == 58 and b == 99:
    print("5742")
if op == "*" and a == 58 and b == 100:
    print("5800")
if op == "*" and a == 58 and b == 101:
    print("5858")
if op == "*" and a == 58 and b == 102:
    print("5916")
if op == "*" and a == 58 and b == 103:
    print("5974")
if op == "*" and a == 58 and b == 104:
    print("6032")
if op == "*" and a == 58 and b == 105:
    print("6090")
if op == "*" and a == 58 and b == 106:
    print("6148")
if op == "*" and a == 58 and b == 107:
    print("6206")
if op == "*" and a == 58 and b == 108:
    print("6264")
if op == "*" and a == 58 and b == 109:
    print("6322")
if op == "*" and a == 58 and b == 110:
    print("6380")
if op == "*" and a == 58 and b == 111:
    print("6438")
if op == "*" and a == 58 and b == 112:
    print("6496")
if op == "*" and a == 58 and b == 113:
    print("6554")
if op == "*" and a == 58 and b == 114:
    print("6612")
if op == "*" and a == 58 and b == 115:
    print("6670")
if op == "*" and a == 58 and b == 116:
    print("6728")
if op == "*" and a == 58 and b == 117:
    print("6786")
if op == "*" and a == 58 and b == 118:
    print("6844")
if op == "*" and a == 58 and b == 119:
    print("6902")
if op == "*" and a == 58 and b == 120:
    print("6960")
if op == "*" and a == 58 and b == 121:
    print("7018")
if op == "*" and a == 58 and b == 122:
    print("7076")
if op == "*" and a == 58 and b == 123:
    print("7134")
if op == "*" and a == 58 and b == 124:
    print("7192")
if op == "*" and a == 58 and b == 125:
    print("7250")
if op == "*" and a == 58 and b == 126:
    print("7308")
if op == "*" and a == 58 and b == 127:
    print("7366")
if op == "*" and a == 59 and b == 0:
    print("0")
if op == "*" and a == 59 and b == 1:
    print("59")
if op == "*" and a == 59 and b == 2:
    print("118")
if op == "*" and a == 59 and b == 3:
    print("177")
if op == "*" and a == 59 and b == 4:
    print("236")
if op == "*" and a == 59 and b == 5:
    print("295")
if op == "*" and a == 59 and b == 6:
    print("354")
if op == "*" and a == 59 and b == 7:
    print("413")
if op == "*" and a == 59 and b == 8:
    print("472")
if op == "*" and a == 59 and b == 9:
    print("531")
if op == "*" and a == 59 and b == 10:
    print("590")
if op == "*" and a == 59 and b == 11:
    print("649")
if op == "*" and a == 59 and b == 12:
    print("708")
if op == "*" and a == 59 and b == 13:
    print("767")
if op == "*" and a == 59 and b == 14:
    print("826")
if op == "*" and a == 59 and b == 15:
    print("885")
if op == "*" and a == 59 and b == 16:
    print("944")
if op == "*" and a == 59 and b == 17:
    print("1003")
if op == "*" and a == 59 and b == 18:
    print("1062")
if op == "*" and a == 59 and b == 19:
    print("1121")
if op == "*" and a == 59 and b == 20:
    print("1180")
if op == "*" and a == 59 and b == 21:
    print("1239")
if op == "*" and a == 59 and b == 22:
    print("1298")
if op == "*" and a == 59 and b == 23:
    print("1357")
if op == "*" and a == 59 and b == 24:
    print("1416")
if op == "*" and a == 59 and b == 25:
    print("1475")
if op == "*" and a == 59 and b == 26:
    print("1534")
if op == "*" and a == 59 and b == 27:
    print("1593")
if op == "*" and a == 59 and b == 28:
    print("1652")
if op == "*" and a == 59 and b == 29:
    print("1711")
if op == "*" and a == 59 and b == 30:
    print("1770")
if op == "*" and a == 59 and b == 31:
    print("1829")
if op == "*" and a == 59 and b == 32:
    print("1888")
if op == "*" and a == 59 and b == 33:
    print("1947")
if op == "*" and a == 59 and b == 34:
    print("2006")
if op == "*" and a == 59 and b == 35:
    print("2065")
if op == "*" and a == 59 and b == 36:
    print("2124")
if op == "*" and a == 59 and b == 37:
    print("2183")
if op == "*" and a == 59 and b == 38:
    print("2242")
if op == "*" and a == 59 and b == 39:
    print("2301")
if op == "*" and a == 59 and b == 40:
    print("2360")
if op == "*" and a == 59 and b == 41:
    print("2419")
if op == "*" and a == 59 and b == 42:
    print("2478")
if op == "*" and a == 59 and b == 43:
    print("2537")
if op == "*" and a == 59 and b == 44:
    print("2596")
if op == "*" and a == 59 and b == 45:
    print("2655")
if op == "*" and a == 59 and b == 46:
    print("2714")
if op == "*" and a == 59 and b == 47:
    print("2773")
if op == "*" and a == 59 and b == 48:
    print("2832")
if op == "*" and a == 59 and b == 49:
    print("2891")
if op == "*" and a == 59 and b == 50:
    print("2950")
if op == "*" and a == 59 and b == 51:
    print("3009")
if op == "*" and a == 59 and b == 52:
    print("3068")
if op == "*" and a == 59 and b == 53:
    print("3127")
if op == "*" and a == 59 and b == 54:
    print("3186")
if op == "*" and a == 59 and b == 55:
    print("3245")
if op == "*" and a == 59 and b == 56:
    print("3304")
if op == "*" and a == 59 and b == 57:
    print("3363")
if op == "*" and a == 59 and b == 58:
    print("3422")
if op == "*" and a == 59 and b == 59:
    print("3481")
if op == "*" and a == 59 and b == 60:
    print("3540")
if op == "*" and a == 59 and b == 61:
    print("3599")
if op == "*" and a == 59 and b == 62:
    print("3658")
if op == "*" and a == 59 and b == 63:
    print("3717")
if op == "*" and a == 59 and b == 64:
    print("3776")
if op == "*" and a == 59 and b == 65:
    print("3835")
if op == "*" and a == 59 and b == 66:
    print("3894")
if op == "*" and a == 59 and b == 67:
    print("3953")
if op == "*" and a == 59 and b == 68:
    print("4012")
if op == "*" and a == 59 and b == 69:
    print("4071")
if op == "*" and a == 59 and b == 70:
    print("4130")
if op == "*" and a == 59 and b == 71:
    print("4189")
if op == "*" and a == 59 and b == 72:
    print("4248")
if op == "*" and a == 59 and b == 73:
    print("4307")
if op == "*" and a == 59 and b == 74:
    print("4366")
if op == "*" and a == 59 and b == 75:
    print("4425")
if op == "*" and a == 59 and b == 76:
    print("4484")
if op == "*" and a == 59 and b == 77:
    print("4543")
if op == "*" and a == 59 and b == 78:
    print("4602")
if op == "*" and a == 59 and b == 79:
    print("4661")
if op == "*" and a == 59 and b == 80:
    print("4720")
if op == "*" and a == 59 and b == 81:
    print("4779")
if op == "*" and a == 59 and b == 82:
    print("4838")
if op == "*" and a == 59 and b == 83:
    print("4897")
if op == "*" and a == 59 and b == 84:
    print("4956")
if op == "*" and a == 59 and b == 85:
    print("5015")
if op == "*" and a == 59 and b == 86:
    print("5074")
if op == "*" and a == 59 and b == 87:
    print("5133")
if op == "*" and a == 59 and b == 88:
    print("5192")
if op == "*" and a == 59 and b == 89:
    print("5251")
if op == "*" and a == 59 and b == 90:
    print("5310")
if op == "*" and a == 59 and b == 91:
    print("5369")
if op == "*" and a == 59 and b == 92:
    print("5428")
if op == "*" and a == 59 and b == 93:
    print("5487")
if op == "*" and a == 59 and b == 94:
    print("5546")
if op == "*" and a == 59 and b == 95:
    print("5605")
if op == "*" and a == 59 and b == 96:
    print("5664")
if op == "*" and a == 59 and b == 97:
    print("5723")
if op == "*" and a == 59 and b == 98:
    print("5782")
if op == "*" and a == 59 and b == 99:
    print("5841")
if op == "*" and a == 59 and b == 100:
    print("5900")
if op == "*" and a == 59 and b == 101:
    print("5959")
if op == "*" and a == 59 and b == 102:
    print("6018")
if op == "*" and a == 59 and b == 103:
    print("6077")
if op == "*" and a == 59 and b == 104:
    print("6136")
if op == "*" and a == 59 and b == 105:
    print("6195")
if op == "*" and a == 59 and b == 106:
    print("6254")
if op == "*" and a == 59 and b == 107:
    print("6313")
if op == "*" and a == 59 and b == 108:
    print("6372")
if op == "*" and a == 59 and b == 109:
    print("6431")
if op == "*" and a == 59 and b == 110:
    print("6490")
if op == "*" and a == 59 and b == 111:
    print("6549")
if op == "*" and a == 59 and b == 112:
    print("6608")
if op == "*" and a == 59 and b == 113:
    print("6667")
if op == "*" and a == 59 and b == 114:
    print("6726")
if op == "*" and a == 59 and b == 115:
    print("6785")
if op == "*" and a == 59 and b == 116:
    print("6844")
if op == "*" and a == 59 and b == 117:
    print("6903")
if op == "*" and a == 59 and b == 118:
    print("6962")
if op == "*" and a == 59 and b == 119:
    print("7021")
if op == "*" and a == 59 and b == 120:
    print("7080")
if op == "*" and a == 59 and b == 121:
    print("7139")
if op == "*" and a == 59 and b == 122:
    print("7198")
if op == "*" and a == 59 and b == 123:
    print("7257")
if op == "*" and a == 59 and b == 124:
    print("7316")
if op == "*" and a == 59 and b == 125:
    print("7375")
if op == "*" and a == 59 and b == 126:
    print("7434")
if op == "*" and a == 59 and b == 127:
    print("7493")
if op == "*" and a == 60 and b == 0:
    print("0")
if op == "*" and a == 60 and b == 1:
    print("60")
if op == "*" and a == 60 and b == 2:
    print("120")
if op == "*" and a == 60 and b == 3:
    print("180")
if op == "*" and a == 60 and b == 4:
    print("240")
if op == "*" and a == 60 and b == 5:
    print("300")
if op == "*" and a == 60 and b == 6:
    print("360")
if op == "*" and a == 60 and b == 7:
    print("420")
if op == "*" and a == 60 and b == 8:
    print("480")
if op == "*" and a == 60 and b == 9:
    print("540")
if op == "*" and a == 60 and b == 10:
    print("600")
if op == "*" and a == 60 and b == 11:
    print("660")
if op == "*" and a == 60 and b == 12:
    print("720")
if op == "*" and a == 60 and b == 13:
    print("780")
if op == "*" and a == 60 and b == 14:
    print("840")
if op == "*" and a == 60 and b == 15:
    print("900")
if op == "*" and a == 60 and b == 16:
    print("960")
if op == "*" and a == 60 and b == 17:
    print("1020")
if op == "*" and a == 60 and b == 18:
    print("1080")
if op == "*" and a == 60 and b == 19:
    print("1140")
if op == "*" and a == 60 and b == 20:
    print("1200")
if op == "*" and a == 60 and b == 21:
    print("1260")
if op == "*" and a == 60 and b == 22:
    print("1320")
if op == "*" and a == 60 and b == 23:
    print("1380")
if op == "*" and a == 60 and b == 24:
    print("1440")
if op == "*" and a == 60 and b == 25:
    print("1500")
if op == "*" and a == 60 and b == 26:
    print("1560")
if op == "*" and a == 60 and b == 27:
    print("1620")
if op == "*" and a == 60 and b == 28:
    print("1680")
if op == "*" and a == 60 and b == 29:
    print("1740")
if op == "*" and a == 60 and b == 30:
    print("1800")
if op == "*" and a == 60 and b == 31:
    print("1860")
if op == "*" and a == 60 and b == 32:
    print("1920")
if op == "*" and a == 60 and b == 33:
    print("1980")
if op == "*" and a == 60 and b == 34:
    print("2040")
if op == "*" and a == 60 and b == 35:
    print("2100")
if op == "*" and a == 60 and b == 36:
    print("2160")
if op == "*" and a == 60 and b == 37:
    print("2220")
if op == "*" and a == 60 and b == 38:
    print("2280")
if op == "*" and a == 60 and b == 39:
    print("2340")
if op == "*" and a == 60 and b == 40:
    print("2400")
if op == "*" and a == 60 and b == 41:
    print("2460")
if op == "*" and a == 60 and b == 42:
    print("2520")
if op == "*" and a == 60 and b == 43:
    print("2580")
if op == "*" and a == 60 and b == 44:
    print("2640")
if op == "*" and a == 60 and b == 45:
    print("2700")
if op == "*" and a == 60 and b == 46:
    print("2760")
if op == "*" and a == 60 and b == 47:
    print("2820")
if op == "*" and a == 60 and b == 48:
    print("2880")
if op == "*" and a == 60 and b == 49:
    print("2940")
if op == "*" and a == 60 and b == 50:
    print("3000")
if op == "*" and a == 60 and b == 51:
    print("3060")
if op == "*" and a == 60 and b == 52:
    print("3120")
if op == "*" and a == 60 and b == 53:
    print("3180")
if op == "*" and a == 60 and b == 54:
    print("3240")
if op == "*" and a == 60 and b == 55:
    print("3300")
if op == "*" and a == 60 and b == 56:
    print("3360")
if op == "*" and a == 60 and b == 57:
    print("3420")
if op == "*" and a == 60 and b == 58:
    print("3480")
if op == "*" and a == 60 and b == 59:
    print("3540")
if op == "*" and a == 60 and b == 60:
    print("3600")
if op == "*" and a == 60 and b == 61:
    print("3660")
if op == "*" and a == 60 and b == 62:
    print("3720")
if op == "*" and a == 60 and b == 63:
    print("3780")
if op == "*" and a == 60 and b == 64:
    print("3840")
if op == "*" and a == 60 and b == 65:
    print("3900")
if op == "*" and a == 60 and b == 66:
    print("3960")
if op == "*" and a == 60 and b == 67:
    print("4020")
if op == "*" and a == 60 and b == 68:
    print("4080")
if op == "*" and a == 60 and b == 69:
    print("4140")
if op == "*" and a == 60 and b == 70:
    print("4200")
if op == "*" and a == 60 and b == 71:
    print("4260")
if op == "*" and a == 60 and b == 72:
    print("4320")
if op == "*" and a == 60 and b == 73:
    print("4380")
if op == "*" and a == 60 and b == 74:
    print("4440")
if op == "*" and a == 60 and b == 75:
    print("4500")
if op == "*" and a == 60 and b == 76:
    print("4560")
if op == "*" and a == 60 and b == 77:
    print("4620")
if op == "*" and a == 60 and b == 78:
    print("4680")
if op == "*" and a == 60 and b == 79:
    print("4740")
if op == "*" and a == 60 and b == 80:
    print("4800")
if op == "*" and a == 60 and b == 81:
    print("4860")
if op == "*" and a == 60 and b == 82:
    print("4920")
if op == "*" and a == 60 and b == 83:
    print("4980")
if op == "*" and a == 60 and b == 84:
    print("5040")
if op == "*" and a == 60 and b == 85:
    print("5100")
if op == "*" and a == 60 and b == 86:
    print("5160")
if op == "*" and a == 60 and b == 87:
    print("5220")
if op == "*" and a == 60 and b == 88:
    print("5280")
if op == "*" and a == 60 and b == 89:
    print("5340")
if op == "*" and a == 60 and b == 90:
    print("5400")
if op == "*" and a == 60 and b == 91:
    print("5460")
if op == "*" and a == 60 and b == 92:
    print("5520")
if op == "*" and a == 60 and b == 93:
    print("5580")
if op == "*" and a == 60 and b == 94:
    print("5640")
if op == "*" and a == 60 and b == 95:
    print("5700")
if op == "*" and a == 60 and b == 96:
    print("5760")
if op == "*" and a == 60 and b == 97:
    print("5820")
if op == "*" and a == 60 and b == 98:
    print("5880")
if op == "*" and a == 60 and b == 99:
    print("5940")
if op == "*" and a == 60 and b == 100:
    print("6000")
if op == "*" and a == 60 and b == 101:
    print("6060")
if op == "*" and a == 60 and b == 102:
    print("6120")
if op == "*" and a == 60 and b == 103:
    print("6180")
if op == "*" and a == 60 and b == 104:
    print("6240")
if op == "*" and a == 60 and b == 105:
    print("6300")
if op == "*" and a == 60 and b == 106:
    print("6360")
if op == "*" and a == 60 and b == 107:
    print("6420")
if op == "*" and a == 60 and b == 108:
    print("6480")
if op == "*" and a == 60 and b == 109:
    print("6540")
if op == "*" and a == 60 and b == 110:
    print("6600")
if op == "*" and a == 60 and b == 111:
    print("6660")
if op == "*" and a == 60 and b == 112:
    print("6720")
if op == "*" and a == 60 and b == 113:
    print("6780")
if op == "*" and a == 60 and b == 114:
    print("6840")
if op == "*" and a == 60 and b == 115:
    print("6900")
if op == "*" and a == 60 and b == 116:
    print("6960")
if op == "*" and a == 60 and b == 117:
    print("7020")
if op == "*" and a == 60 and b == 118:
    print("7080")
if op == "*" and a == 60 and b == 119:
    print("7140")
if op == "*" and a == 60 and b == 120:
    print("7200")
if op == "*" and a == 60 and b == 121:
    print("7260")
if op == "*" and a == 60 and b == 122:
    print("7320")
if op == "*" and a == 60 and b == 123:
    print("7380")
if op == "*" and a == 60 and b == 124:
    print("7440")
if op == "*" and a == 60 and b == 125:
    print("7500")
if op == "*" and a == 60 and b == 126:
    print("7560")
if op == "*" and a == 60 and b == 127:
    print("7620")
if op == "*" and a == 61 and b == 0:
    print("0")
if op == "*" and a == 61 and b == 1:
    print("61")
if op == "*" and a == 61 and b == 2:
    print("122")
if op == "*" and a == 61 and b == 3:
    print("183")
if op == "*" and a == 61 and b == 4:
    print("244")
if op == "*" and a == 61 and b == 5:
    print("305")
if op == "*" and a == 61 and b == 6:
    print("366")
if op == "*" and a == 61 and b == 7:
    print("427")
if op == "*" and a == 61 and b == 8:
    print("488")
if op == "*" and a == 61 and b == 9:
    print("549")
if op == "*" and a == 61 and b == 10:
    print("610")
if op == "*" and a == 61 and b == 11:
    print("671")
if op == "*" and a == 61 and b == 12:
    print("732")
if op == "*" and a == 61 and b == 13:
    print("793")
if op == "*" and a == 61 and b == 14:
    print("854")
if op == "*" and a == 61 and b == 15:
    print("915")
if op == "*" and a == 61 and b == 16:
    print("976")
if op == "*" and a == 61 and b == 17:
    print("1037")
if op == "*" and a == 61 and b == 18:
    print("1098")
if op == "*" and a == 61 and b == 19:
    print("1159")
if op == "*" and a == 61 and b == 20:
    print("1220")
if op == "*" and a == 61 and b == 21:
    print("1281")
if op == "*" and a == 61 and b == 22:
    print("1342")
if op == "*" and a == 61 and b == 23:
    print("1403")
if op == "*" and a == 61 and b == 24:
    print("1464")
if op == "*" and a == 61 and b == 25:
    print("1525")
if op == "*" and a == 61 and b == 26:
    print("1586")
if op == "*" and a == 61 and b == 27:
    print("1647")
if op == "*" and a == 61 and b == 28:
    print("1708")
if op == "*" and a == 61 and b == 29:
    print("1769")
if op == "*" and a == 61 and b == 30:
    print("1830")
if op == "*" and a == 61 and b == 31:
    print("1891")
if op == "*" and a == 61 and b == 32:
    print("1952")
if op == "*" and a == 61 and b == 33:
    print("2013")
if op == "*" and a == 61 and b == 34:
    print("2074")
if op == "*" and a == 61 and b == 35:
    print("2135")
if op == "*" and a == 61 and b == 36:
    print("2196")
if op == "*" and a == 61 and b == 37:
    print("2257")
if op == "*" and a == 61 and b == 38:
    print("2318")
if op == "*" and a == 61 and b == 39:
    print("2379")
if op == "*" and a == 61 and b == 40:
    print("2440")
if op == "*" and a == 61 and b == 41:
    print("2501")
if op == "*" and a == 61 and b == 42:
    print("2562")
if op == "*" and a == 61 and b == 43:
    print("2623")
if op == "*" and a == 61 and b == 44:
    print("2684")
if op == "*" and a == 61 and b == 45:
    print("2745")
if op == "*" and a == 61 and b == 46:
    print("2806")
if op == "*" and a == 61 and b == 47:
    print("2867")
if op == "*" and a == 61 and b == 48:
    print("2928")
if op == "*" and a == 61 and b == 49:
    print("2989")
if op == "*" and a == 61 and b == 50:
    print("3050")
if op == "*" and a == 61 and b == 51:
    print("3111")
if op == "*" and a == 61 and b == 52:
    print("3172")
if op == "*" and a == 61 and b == 53:
    print("3233")
if op == "*" and a == 61 and b == 54:
    print("3294")
if op == "*" and a == 61 and b == 55:
    print("3355")
if op == "*" and a == 61 and b == 56:
    print("3416")
if op == "*" and a == 61 and b == 57:
    print("3477")
if op == "*" and a == 61 and b == 58:
    print("3538")
if op == "*" and a == 61 and b == 59:
    print("3599")
if op == "*" and a == 61 and b == 60:
    print("3660")
if op == "*" and a == 61 and b == 61:
    print("3721")
if op == "*" and a == 61 and b == 62:
    print("3782")
if op == "*" and a == 61 and b == 63:
    print("3843")
if op == "*" and a == 61 and b == 64:
    print("3904")
if op == "*" and a == 61 and b == 65:
    print("3965")
if op == "*" and a == 61 and b == 66:
    print("4026")
if op == "*" and a == 61 and b == 67:
    print("4087")
if op == "*" and a == 61 and b == 68:
    print("4148")
if op == "*" and a == 61 and b == 69:
    print("4209")
if op == "*" and a == 61 and b == 70:
    print("4270")
if op == "*" and a == 61 and b == 71:
    print("4331")
if op == "*" and a == 61 and b == 72:
    print("4392")
if op == "*" and a == 61 and b == 73:
    print("4453")
if op == "*" and a == 61 and b == 74:
    print("4514")
if op == "*" and a == 61 and b == 75:
    print("4575")
if op == "*" and a == 61 and b == 76:
    print("4636")
if op == "*" and a == 61 and b == 77:
    print("4697")
if op == "*" and a == 61 and b == 78:
    print("4758")
if op == "*" and a == 61 and b == 79:
    print("4819")
if op == "*" and a == 61 and b == 80:
    print("4880")
if op == "*" and a == 61 and b == 81:
    print("4941")
if op == "*" and a == 61 and b == 82:
    print("5002")
if op == "*" and a == 61 and b == 83:
    print("5063")
if op == "*" and a == 61 and b == 84:
    print("5124")
if op == "*" and a == 61 and b == 85:
    print("5185")
if op == "*" and a == 61 and b == 86:
    print("5246")
if op == "*" and a == 61 and b == 87:
    print("5307")
if op == "*" and a == 61 and b == 88:
    print("5368")
if op == "*" and a == 61 and b == 89:
    print("5429")
if op == "*" and a == 61 and b == 90:
    print("5490")
if op == "*" and a == 61 and b == 91:
    print("5551")
if op == "*" and a == 61 and b == 92:
    print("5612")
if op == "*" and a == 61 and b == 93:
    print("5673")
if op == "*" and a == 61 and b == 94:
    print("5734")
if op == "*" and a == 61 and b == 95:
    print("5795")
if op == "*" and a == 61 and b == 96:
    print("5856")
if op == "*" and a == 61 and b == 97:
    print("5917")
if op == "*" and a == 61 and b == 98:
    print("5978")
if op == "*" and a == 61 and b == 99:
    print("6039")
if op == "*" and a == 61 and b == 100:
    print("6100")
if op == "*" and a == 61 and b == 101:
    print("6161")
if op == "*" and a == 61 and b == 102:
    print("6222")
if op == "*" and a == 61 and b == 103:
    print("6283")
if op == "*" and a == 61 and b == 104:
    print("6344")
if op == "*" and a == 61 and b == 105:
    print("6405")
if op == "*" and a == 61 and b == 106:
    print("6466")
if op == "*" and a == 61 and b == 107:
    print("6527")
if op == "*" and a == 61 and b == 108:
    print("6588")
if op == "*" and a == 61 and b == 109:
    print("6649")
if op == "*" and a == 61 and b == 110:
    print("6710")
if op == "*" and a == 61 and b == 111:
    print("6771")
if op == "*" and a == 61 and b == 112:
    print("6832")
if op == "*" and a == 61 and b == 113:
    print("6893")
if op == "*" and a == 61 and b == 114:
    print("6954")
if op == "*" and a == 61 and b == 115:
    print("7015")
if op == "*" and a == 61 and b == 116:
    print("7076")
if op == "*" and a == 61 and b == 117:
    print("7137")
if op == "*" and a == 61 and b == 118:
    print("7198")
if op == "*" and a == 61 and b == 119:
    print("7259")
if op == "*" and a == 61 and b == 120:
    print("7320")
if op == "*" and a == 61 and b == 121:
    print("7381")
if op == "*" and a == 61 and b == 122:
    print("7442")
if op == "*" and a == 61 and b == 123:
    print("7503")
if op == "*" and a == 61 and b == 124:
    print("7564")
if op == "*" and a == 61 and b == 125:
    print("7625")
if op == "*" and a == 61 and b == 126:
    print("7686")
if op == "*" and a == 61 and b == 127:
    print("7747")
if op == "*" and a == 62 and b == 0:
    print("0")
if op == "*" and a == 62 and b == 1:
    print("62")
if op == "*" and a == 62 and b == 2:
    print("124")
if op == "*" and a == 62 and b == 3:
    print("186")
if op == "*" and a == 62 and b == 4:
    print("248")
if op == "*" and a == 62 and b == 5:
    print("310")
if op == "*" and a == 62 and b == 6:
    print("372")
if op == "*" and a == 62 and b == 7:
    print("434")
if op == "*" and a == 62 and b == 8:
    print("496")
if op == "*" and a == 62 and b == 9:
    print("558")
if op == "*" and a == 62 and b == 10:
    print("620")
if op == "*" and a == 62 and b == 11:
    print("682")
if op == "*" and a == 62 and b == 12:
    print("744")
if op == "*" and a == 62 and b == 13:
    print("806")
if op == "*" and a == 62 and b == 14:
    print("868")
if op == "*" and a == 62 and b == 15:
    print("930")
if op == "*" and a == 62 and b == 16:
    print("992")
if op == "*" and a == 62 and b == 17:
    print("1054")
if op == "*" and a == 62 and b == 18:
    print("1116")
if op == "*" and a == 62 and b == 19:
    print("1178")
if op == "*" and a == 62 and b == 20:
    print("1240")
if op == "*" and a == 62 and b == 21:
    print("1302")
if op == "*" and a == 62 and b == 22:
    print("1364")
if op == "*" and a == 62 and b == 23:
    print("1426")
if op == "*" and a == 62 and b == 24:
    print("1488")
if op == "*" and a == 62 and b == 25:
    print("1550")
if op == "*" and a == 62 and b == 26:
    print("1612")
if op == "*" and a == 62 and b == 27:
    print("1674")
if op == "*" and a == 62 and b == 28:
    print("1736")
if op == "*" and a == 62 and b == 29:
    print("1798")
if op == "*" and a == 62 and b == 30:
    print("1860")
if op == "*" and a == 62 and b == 31:
    print("1922")
if op == "*" and a == 62 and b == 32:
    print("1984")
if op == "*" and a == 62 and b == 33:
    print("2046")
if op == "*" and a == 62 and b == 34:
    print("2108")
if op == "*" and a == 62 and b == 35:
    print("2170")
if op == "*" and a == 62 and b == 36:
    print("2232")
if op == "*" and a == 62 and b == 37:
    print("2294")
if op == "*" and a == 62 and b == 38:
    print("2356")
if op == "*" and a == 62 and b == 39:
    print("2418")
if op == "*" and a == 62 and b == 40:
    print("2480")
if op == "*" and a == 62 and b == 41:
    print("2542")
if op == "*" and a == 62 and b == 42:
    print("2604")
if op == "*" and a == 62 and b == 43:
    print("2666")
if op == "*" and a == 62 and b == 44:
    print("2728")
if op == "*" and a == 62 and b == 45:
    print("2790")
if op == "*" and a == 62 and b == 46:
    print("2852")
if op == "*" and a == 62 and b == 47:
    print("2914")
if op == "*" and a == 62 and b == 48:
    print("2976")
if op == "*" and a == 62 and b == 49:
    print("3038")
if op == "*" and a == 62 and b == 50:
    print("3100")
if op == "*" and a == 62 and b == 51:
    print("3162")
if op == "*" and a == 62 and b == 52:
    print("3224")
if op == "*" and a == 62 and b == 53:
    print("3286")
if op == "*" and a == 62 and b == 54:
    print("3348")
if op == "*" and a == 62 and b == 55:
    print("3410")
if op == "*" and a == 62 and b == 56:
    print("3472")
if op == "*" and a == 62 and b == 57:
    print("3534")
if op == "*" and a == 62 and b == 58:
    print("3596")
if op == "*" and a == 62 and b == 59:
    print("3658")
if op == "*" and a == 62 and b == 60:
    print("3720")
if op == "*" and a == 62 and b == 61:
    print("3782")
if op == "*" and a == 62 and b == 62:
    print("3844")
if op == "*" and a == 62 and b == 63:
    print("3906")
if op == "*" and a == 62 and b == 64:
    print("3968")
if op == "*" and a == 62 and b == 65:
    print("4030")
if op == "*" and a == 62 and b == 66:
    print("4092")
if op == "*" and a == 62 and b == 67:
    print("4154")
if op == "*" and a == 62 and b == 68:
    print("4216")
if op == "*" and a == 62 and b == 69:
    print("4278")
if op == "*" and a == 62 and b == 70:
    print("4340")
if op == "*" and a == 62 and b == 71:
    print("4402")
if op == "*" and a == 62 and b == 72:
    print("4464")
if op == "*" and a == 62 and b == 73:
    print("4526")
if op == "*" and a == 62 and b == 74:
    print("4588")
if op == "*" and a == 62 and b == 75:
    print("4650")
if op == "*" and a == 62 and b == 76:
    print("4712")
if op == "*" and a == 62 and b == 77:
    print("4774")
if op == "*" and a == 62 and b == 78:
    print("4836")
if op == "*" and a == 62 and b == 79:
    print("4898")
if op == "*" and a == 62 and b == 80:
    print("4960")
if op == "*" and a == 62 and b == 81:
    print("5022")
if op == "*" and a == 62 and b == 82:
    print("5084")
if op == "*" and a == 62 and b == 83:
    print("5146")
if op == "*" and a == 62 and b == 84:
    print("5208")
if op == "*" and a == 62 and b == 85:
    print("5270")
if op == "*" and a == 62 and b == 86:
    print("5332")
if op == "*" and a == 62 and b == 87:
    print("5394")
if op == "*" and a == 62 and b == 88:
    print("5456")
if op == "*" and a == 62 and b == 89:
    print("5518")
if op == "*" and a == 62 and b == 90:
    print("5580")
if op == "*" and a == 62 and b == 91:
    print("5642")
if op == "*" and a == 62 and b == 92:
    print("5704")
if op == "*" and a == 62 and b == 93:
    print("5766")
if op == "*" and a == 62 and b == 94:
    print("5828")
if op == "*" and a == 62 and b == 95:
    print("5890")
if op == "*" and a == 62 and b == 96:
    print("5952")
if op == "*" and a == 62 and b == 97:
    print("6014")
if op == "*" and a == 62 and b == 98:
    print("6076")
if op == "*" and a == 62 and b == 99:
    print("6138")
if op == "*" and a == 62 and b == 100:
    print("6200")
if op == "*" and a == 62 and b == 101:
    print("6262")
if op == "*" and a == 62 and b == 102:
    print("6324")
if op == "*" and a == 62 and b == 103:
    print("6386")
if op == "*" and a == 62 and b == 104:
    print("6448")
if op == "*" and a == 62 and b == 105:
    print("6510")
if op == "*" and a == 62 and b == 106:
    print("6572")
if op == "*" and a == 62 and b == 107:
    print("6634")
if op == "*" and a == 62 and b == 108:
    print("6696")
if op == "*" and a == 62 and b == 109:
    print("6758")
if op == "*" and a == 62 and b == 110:
    print("6820")
if op == "*" and a == 62 and b == 111:
    print("6882")
if op == "*" and a == 62 and b == 112:
    print("6944")
if op == "*" and a == 62 and b == 113:
    print("7006")
if op == "*" and a == 62 and b == 114:
    print("7068")
if op == "*" and a == 62 and b == 115:
    print("7130")
if op == "*" and a == 62 and b == 116:
    print("7192")
if op == "*" and a == 62 and b == 117:
    print("7254")
if op == "*" and a == 62 and b == 118:
    print("7316")
if op == "*" and a == 62 and b == 119:
    print("7378")
if op == "*" and a == 62 and b == 120:
    print("7440")
if op == "*" and a == 62 and b == 121:
    print("7502")
if op == "*" and a == 62 and b == 122:
    print("7564")
if op == "*" and a == 62 and b == 123:
    print("7626")
if op == "*" and a == 62 and b == 124:
    print("7688")
if op == "*" and a == 62 and b == 125:
    print("7750")
if op == "*" and a == 62 and b == 126:
    print("7812")
if op == "*" and a == 62 and b == 127:
    print("7874")
if op == "*" and a == 63 and b == 0:
    print("0")
if op == "*" and a == 63 and b == 1:
    print("63")
if op == "*" and a == 63 and b == 2:
    print("126")
if op == "*" and a == 63 and b == 3:
    print("189")
if op == "*" and a == 63 and b == 4:
    print("252")
if op == "*" and a == 63 and b == 5:
    print("315")
if op == "*" and a == 63 and b == 6:
    print("378")
if op == "*" and a == 63 and b == 7:
    print("441")
if op == "*" and a == 63 and b == 8:
    print("504")
if op == "*" and a == 63 and b == 9:
    print("567")
if op == "*" and a == 63 and b == 10:
    print("630")
if op == "*" and a == 63 and b == 11:
    print("693")
if op == "*" and a == 63 and b == 12:
    print("756")
if op == "*" and a == 63 and b == 13:
    print("819")
if op == "*" and a == 63 and b == 14:
    print("882")
if op == "*" and a == 63 and b == 15:
    print("945")
if op == "*" and a == 63 and b == 16:
    print("1008")
if op == "*" and a == 63 and b == 17:
    print("1071")
if op == "*" and a == 63 and b == 18:
    print("1134")
if op == "*" and a == 63 and b == 19:
    print("1197")
if op == "*" and a == 63 and b == 20:
    print("1260")
if op == "*" and a == 63 and b == 21:
    print("1323")
if op == "*" and a == 63 and b == 22:
    print("1386")
if op == "*" and a == 63 and b == 23:
    print("1449")
if op == "*" and a == 63 and b == 24:
    print("1512")
if op == "*" and a == 63 and b == 25:
    print("1575")
if op == "*" and a == 63 and b == 26:
    print("1638")
if op == "*" and a == 63 and b == 27:
    print("1701")
if op == "*" and a == 63 and b == 28:
    print("1764")
if op == "*" and a == 63 and b == 29:
    print("1827")
if op == "*" and a == 63 and b == 30:
    print("1890")
if op == "*" and a == 63 and b == 31:
    print("1953")
if op == "*" and a == 63 and b == 32:
    print("2016")
if op == "*" and a == 63 and b == 33:
    print("2079")
if op == "*" and a == 63 and b == 34:
    print("2142")
if op == "*" and a == 63 and b == 35:
    print("2205")
if op == "*" and a == 63 and b == 36:
    print("2268")
if op == "*" and a == 63 and b == 37:
    print("2331")
if op == "*" and a == 63 and b == 38:
    print("2394")
if op == "*" and a == 63 and b == 39:
    print("2457")
if op == "*" and a == 63 and b == 40:
    print("2520")
if op == "*" and a == 63 and b == 41:
    print("2583")
if op == "*" and a == 63 and b == 42:
    print("2646")
if op == "*" and a == 63 and b == 43:
    print("2709")
if op == "*" and a == 63 and b == 44:
    print("2772")
if op == "*" and a == 63 and b == 45:
    print("2835")
if op == "*" and a == 63 and b == 46:
    print("2898")
if op == "*" and a == 63 and b == 47:
    print("2961")
if op == "*" and a == 63 and b == 48:
    print("3024")
if op == "*" and a == 63 and b == 49:
    print("3087")
if op == "*" and a == 63 and b == 50:
    print("3150")
if op == "*" and a == 63 and b == 51:
    print("3213")
if op == "*" and a == 63 and b == 52:
    print("3276")
if op == "*" and a == 63 and b == 53:
    print("3339")
if op == "*" and a == 63 and b == 54:
    print("3402")
if op == "*" and a == 63 and b == 55:
    print("3465")
if op == "*" and a == 63 and b == 56:
    print("3528")
if op == "*" and a == 63 and b == 57:
    print("3591")
if op == "*" and a == 63 and b == 58:
    print("3654")
if op == "*" and a == 63 and b == 59:
    print("3717")
if op == "*" and a == 63 and b == 60:
    print("3780")
if op == "*" and a == 63 and b == 61:
    print("3843")
if op == "*" and a == 63 and b == 62:
    print("3906")
if op == "*" and a == 63 and b == 63:
    print("3969")
if op == "*" and a == 63 and b == 64:
    print("4032")
if op == "*" and a == 63 and b == 65:
    print("4095")
if op == "*" and a == 63 and b == 66:
    print("4158")
if op == "*" and a == 63 and b == 67:
    print("4221")
if op == "*" and a == 63 and b == 68:
    print("4284")
if op == "*" and a == 63 and b == 69:
    print("4347")
if op == "*" and a == 63 and b == 70:
    print("4410")
if op == "*" and a == 63 and b == 71:
    print("4473")
if op == "*" and a == 63 and b == 72:
    print("4536")
if op == "*" and a == 63 and b == 73:
    print("4599")
if op == "*" and a == 63 and b == 74:
    print("4662")
if op == "*" and a == 63 and b == 75:
    print("4725")
if op == "*" and a == 63 and b == 76:
    print("4788")
if op == "*" and a == 63 and b == 77:
    print("4851")
if op == "*" and a == 63 and b == 78:
    print("4914")
if op == "*" and a == 63 and b == 79:
    print("4977")
if op == "*" and a == 63 and b == 80:
    print("5040")
if op == "*" and a == 63 and b == 81:
    print("5103")
if op == "*" and a == 63 and b == 82:
    print("5166")
if op == "*" and a == 63 and b == 83:
    print("5229")
if op == "*" and a == 63 and b == 84:
    print("5292")
if op == "*" and a == 63 and b == 85:
    print("5355")
if op == "*" and a == 63 and b == 86:
    print("5418")
if op == "*" and a == 63 and b == 87:
    print("5481")
if op == "*" and a == 63 and b == 88:
    print("5544")
if op == "*" and a == 63 and b == 89:
    print("5607")
if op == "*" and a == 63 and b == 90:
    print("5670")
if op == "*" and a == 63 and b == 91:
    print("5733")
if op == "*" and a == 63 and b == 92:
    print("5796")
if op == "*" and a == 63 and b == 93:
    print("5859")
if op == "*" and a == 63 and b == 94:
    print("5922")
if op == "*" and a == 63 and b == 95:
    print("5985")
if op == "*" and a == 63 and b == 96:
    print("6048")
if op == "*" and a == 63 and b == 97:
    print("6111")
if op == "*" and a == 63 and b == 98:
    print("6174")
if op == "*" and a == 63 and b == 99:
    print("6237")
if op == "*" and a == 63 and b == 100:
    print("6300")
if op == "*" and a == 63 and b == 101:
    print("6363")
if op == "*" and a == 63 and b == 102:
    print("6426")
if op == "*" and a == 63 and b == 103:
    print("6489")
if op == "*" and a == 63 and b == 104:
    print("6552")
if op == "*" and a == 63 and b == 105:
    print("6615")
if op == "*" and a == 63 and b == 106:
    print("6678")
if op == "*" and a == 63 and b == 107:
    print("6741")
if op == "*" and a == 63 and b == 108:
    print("6804")
if op == "*" and a == 63 and b == 109:
    print("6867")
if op == "*" and a == 63 and b == 110:
    print("6930")
if op == "*" and a == 63 and b == 111:
    print("6993")
if op == "*" and a == 63 and b == 112:
    print("7056")
if op == "*" and a == 63 and b == 113:
    print("7119")
if op == "*" and a == 63 and b == 114:
    print("7182")
if op == "*" and a == 63 and b == 115:
    print("7245")
if op == "*" and a == 63 and b == 116:
    print("7308")
if op == "*" and a == 63 and b == 117:
    print("7371")
if op == "*" and a == 63 and b == 118:
    print("7434")
if op == "*" and a == 63 and b == 119:
    print("7497")
if op == "*" and a == 63 and b == 120:
    print("7560")
if op == "*" and a == 63 and b == 121:
    print("7623")
if op == "*" and a == 63 and b == 122:
    print("7686")
if op == "*" and a == 63 and b == 123:
    print("7749")
if op == "*" and a == 63 and b == 124:
    print("7812")
if op == "*" and a == 63 and b == 125:
    print("7875")
if op == "*" and a == 63 and b == 126:
    print("7938")
if op == "*" and a == 63 and b == 127:
    print("8001")
if op == "*" and a == 64 and b == 0:
    print("0")
if op == "*" and a == 64 and b == 1:
    print("64")
if op == "*" and a == 64 and b == 2:
    print("128")
if op == "*" and a == 64 and b == 3:
    print("192")
if op == "*" and a == 64 and b == 4:
    print("256")
if op == "*" and a == 64 and b == 5:
    print("320")
if op == "*" and a == 64 and b == 6:
    print("384")
if op == "*" and a == 64 and b == 7:
    print("448")
if op == "*" and a == 64 and b == 8:
    print("512")
if op == "*" and a == 64 and b == 9:
    print("576")
if op == "*" and a == 64 and b == 10:
    print("640")
if op == "*" and a == 64 and b == 11:
    print("704")
if op == "*" and a == 64 and b == 12:
    print("768")
if op == "*" and a == 64 and b == 13:
    print("832")
if op == "*" and a == 64 and b == 14:
    print("896")
if op == "*" and a == 64 and b == 15:
    print("960")
if op == "*" and a == 64 and b == 16:
    print("1024")
if op == "*" and a == 64 and b == 17:
    print("1088")
if op == "*" and a == 64 and b == 18:
    print("1152")
if op == "*" and a == 64 and b == 19:
    print("1216")
if op == "*" and a == 64 and b == 20:
    print("1280")
if op == "*" and a == 64 and b == 21:
    print("1344")
if op == "*" and a == 64 and b == 22:
    print("1408")
if op == "*" and a == 64 and b == 23:
    print("1472")
if op == "*" and a == 64 and b == 24:
    print("1536")
if op == "*" and a == 64 and b == 25:
    print("1600")
if op == "*" and a == 64 and b == 26:
    print("1664")
if op == "*" and a == 64 and b == 27:
    print("1728")
if op == "*" and a == 64 and b == 28:
    print("1792")
if op == "*" and a == 64 and b == 29:
    print("1856")
if op == "*" and a == 64 and b == 30:
    print("1920")
if op == "*" and a == 64 and b == 31:
    print("1984")
if op == "*" and a == 64 and b == 32:
    print("2048")
if op == "*" and a == 64 and b == 33:
    print("2112")
if op == "*" and a == 64 and b == 34:
    print("2176")
if op == "*" and a == 64 and b == 35:
    print("2240")
if op == "*" and a == 64 and b == 36:
    print("2304")
if op == "*" and a == 64 and b == 37:
    print("2368")
if op == "*" and a == 64 and b == 38:
    print("2432")
if op == "*" and a == 64 and b == 39:
    print("2496")
if op == "*" and a == 64 and b == 40:
    print("2560")
if op == "*" and a == 64 and b == 41:
    print("2624")
if op == "*" and a == 64 and b == 42:
    print("2688")
if op == "*" and a == 64 and b == 43:
    print("2752")
if op == "*" and a == 64 and b == 44:
    print("2816")
if op == "*" and a == 64 and b == 45:
    print("2880")
if op == "*" and a == 64 and b == 46:
    print("2944")
if op == "*" and a == 64 and b == 47:
    print("3008")
if op == "*" and a == 64 and b == 48:
    print("3072")
if op == "*" and a == 64 and b == 49:
    print("3136")
if op == "*" and a == 64 and b == 50:
    print("3200")
if op == "*" and a == 64 and b == 51:
    print("3264")
if op == "*" and a == 64 and b == 52:
    print("3328")
if op == "*" and a == 64 and b == 53:
    print("3392")
if op == "*" and a == 64 and b == 54:
    print("3456")
if op == "*" and a == 64 and b == 55:
    print("3520")
if op == "*" and a == 64 and b == 56:
    print("3584")
if op == "*" and a == 64 and b == 57:
    print("3648")
if op == "*" and a == 64 and b == 58:
    print("3712")
if op == "*" and a == 64 and b == 59:
    print("3776")
if op == "*" and a == 64 and b == 60:
    print("3840")
if op == "*" and a == 64 and b == 61:
    print("3904")
if op == "*" and a == 64 and b == 62:
    print("3968")
if op == "*" and a == 64 and b == 63:
    print("4032")
if op == "*" and a == 64 and b == 64:
    print("4096")
if op == "*" and a == 64 and b == 65:
    print("4160")
if op == "*" and a == 64 and b == 66:
    print("4224")
if op == "*" and a == 64 and b == 67:
    print("4288")
if op == "*" and a == 64 and b == 68:
    print("4352")
if op == "*" and a == 64 and b == 69:
    print("4416")
if op == "*" and a == 64 and b == 70:
    print("4480")
if op == "*" and a == 64 and b == 71:
    print("4544")
if op == "*" and a == 64 and b == 72:
    print("4608")
if op == "*" and a == 64 and b == 73:
    print("4672")
if op == "*" and a == 64 and b == 74:
    print("4736")
if op == "*" and a == 64 and b == 75:
    print("4800")
if op == "*" and a == 64 and b == 76:
    print("4864")
if op == "*" and a == 64 and b == 77:
    print("4928")
if op == "*" and a == 64 and b == 78:
    print("4992")
if op == "*" and a == 64 and b == 79:
    print("5056")
if op == "*" and a == 64 and b == 80:
    print("5120")
if op == "*" and a == 64 and b == 81:
    print("5184")
if op == "*" and a == 64 and b == 82:
    print("5248")
if op == "*" and a == 64 and b == 83:
    print("5312")
if op == "*" and a == 64 and b == 84:
    print("5376")
if op == "*" and a == 64 and b == 85:
    print("5440")
if op == "*" and a == 64 and b == 86:
    print("5504")
if op == "*" and a == 64 and b == 87:
    print("5568")
if op == "*" and a == 64 and b == 88:
    print("5632")
if op == "*" and a == 64 and b == 89:
    print("5696")
if op == "*" and a == 64 and b == 90:
    print("5760")
if op == "*" and a == 64 and b == 91:
    print("5824")
if op == "*" and a == 64 and b == 92:
    print("5888")
if op == "*" and a == 64 and b == 93:
    print("5952")
if op == "*" and a == 64 and b == 94:
    print("6016")
if op == "*" and a == 64 and b == 95:
    print("6080")
if op == "*" and a == 64 and b == 96:
    print("6144")
if op == "*" and a == 64 and b == 97:
    print("6208")
if op == "*" and a == 64 and b == 98:
    print("6272")
if op == "*" and a == 64 and b == 99:
    print("6336")
if op == "*" and a == 64 and b == 100:
    print("6400")
if op == "*" and a == 64 and b == 101:
    print("6464")
if op == "*" and a == 64 and b == 102:
    print("6528")
if op == "*" and a == 64 and b == 103:
    print("6592")
if op == "*" and a == 64 and b == 104:
    print("6656")
if op == "*" and a == 64 and b == 105:
    print("6720")
if op == "*" and a == 64 and b == 106:
    print("6784")
if op == "*" and a == 64 and b == 107:
    print("6848")
if op == "*" and a == 64 and b == 108:
    print("6912")
if op == "*" and a == 64 and b == 109:
    print("6976")
if op == "*" and a == 64 and b == 110:
    print("7040")
if op == "*" and a == 64 and b == 111:
    print("7104")
if op == "*" and a == 64 and b == 112:
    print("7168")
if op == "*" and a == 64 and b == 113:
    print("7232")
if op == "*" and a == 64 and b == 114:
    print("7296")
if op == "*" and a == 64 and b == 115:
    print("7360")
if op == "*" and a == 64 and b == 116:
    print("7424")
if op == "*" and a == 64 and b == 117:
    print("7488")
if op == "*" and a == 64 and b == 118:
    print("7552")
if op == "*" and a == 64 and b == 119:
    print("7616")
if op == "*" and a == 64 and b == 120:
    print("7680")
if op == "*" and a == 64 and b == 121:
    print("7744")
if op == "*" and a == 64 and b == 122:
    print("7808")
if op == "*" and a == 64 and b == 123:
    print("7872")
if op == "*" and a == 64 and b == 124:
    print("7936")
if op == "*" and a == 64 and b == 125:
    print("8000")
if op == "*" and a == 64 and b == 126:
    print("8064")
if op == "*" and a == 64 and b == 127:
    print("8128")
if op == "*" and a == 65 and b == 0:
    print("0")
if op == "*" and a == 65 and b == 1:
    print("65")
if op == "*" and a == 65 and b == 2:
    print("130")
if op == "*" and a == 65 and b == 3:
    print("195")
if op == "*" and a == 65 and b == 4:
    print("260")
if op == "*" and a == 65 and b == 5:
    print("325")
if op == "*" and a == 65 and b == 6:
    print("390")
if op == "*" and a == 65 and b == 7:
    print("455")
if op == "*" and a == 65 and b == 8:
    print("520")
if op == "*" and a == 65 and b == 9:
    print("585")
if op == "*" and a == 65 and b == 10:
    print("650")
if op == "*" and a == 65 and b == 11:
    print("715")
if op == "*" and a == 65 and b == 12:
    print("780")
if op == "*" and a == 65 and b == 13:
    print("845")
if op == "*" and a == 65 and b == 14:
    print("910")
if op == "*" and a == 65 and b == 15:
    print("975")
if op == "*" and a == 65 and b == 16:
    print("1040")
if op == "*" and a == 65 and b == 17:
    print("1105")
if op == "*" and a == 65 and b == 18:
    print("1170")
if op == "*" and a == 65 and b == 19:
    print("1235")
if op == "*" and a == 65 and b == 20:
    print("1300")
if op == "*" and a == 65 and b == 21:
    print("1365")
if op == "*" and a == 65 and b == 22:
    print("1430")
if op == "*" and a == 65 and b == 23:
    print("1495")
if op == "*" and a == 65 and b == 24:
    print("1560")
if op == "*" and a == 65 and b == 25:
    print("1625")
if op == "*" and a == 65 and b == 26:
    print("1690")
if op == "*" and a == 65 and b == 27:
    print("1755")
if op == "*" and a == 65 and b == 28:
    print("1820")
if op == "*" and a == 65 and b == 29:
    print("1885")
if op == "*" and a == 65 and b == 30:
    print("1950")
if op == "*" and a == 65 and b == 31:
    print("2015")
if op == "*" and a == 65 and b == 32:
    print("2080")
if op == "*" and a == 65 and b == 33:
    print("2145")
if op == "*" and a == 65 and b == 34:
    print("2210")
if op == "*" and a == 65 and b == 35:
    print("2275")
if op == "*" and a == 65 and b == 36:
    print("2340")
if op == "*" and a == 65 and b == 37:
    print("2405")
if op == "*" and a == 65 and b == 38:
    print("2470")
if op == "*" and a == 65 and b == 39:
    print("2535")
if op == "*" and a == 65 and b == 40:
    print("2600")
if op == "*" and a == 65 and b == 41:
    print("2665")
if op == "*" and a == 65 and b == 42:
    print("2730")
if op == "*" and a == 65 and b == 43:
    print("2795")
if op == "*" and a == 65 and b == 44:
    print("2860")
if op == "*" and a == 65 and b == 45:
    print("2925")
if op == "*" and a == 65 and b == 46:
    print("2990")
if op == "*" and a == 65 and b == 47:
    print("3055")
if op == "*" and a == 65 and b == 48:
    print("3120")
if op == "*" and a == 65 and b == 49:
    print("3185")
if op == "*" and a == 65 and b == 50:
    print("3250")
if op == "*" and a == 65 and b == 51:
    print("3315")
if op == "*" and a == 65 and b == 52:
    print("3380")
if op == "*" and a == 65 and b == 53:
    print("3445")
if op == "*" and a == 65 and b == 54:
    print("3510")
if op == "*" and a == 65 and b == 55:
    print("3575")
if op == "*" and a == 65 and b == 56:
    print("3640")
if op == "*" and a == 65 and b == 57:
    print("3705")
if op == "*" and a == 65 and b == 58:
    print("3770")
if op == "*" and a == 65 and b == 59:
    print("3835")
if op == "*" and a == 65 and b == 60:
    print("3900")
if op == "*" and a == 65 and b == 61:
    print("3965")
if op == "*" and a == 65 and b == 62:
    print("4030")
if op == "*" and a == 65 and b == 63:
    print("4095")
if op == "*" and a == 65 and b == 64:
    print("4160")
if op == "*" and a == 65 and b == 65:
    print("4225")
if op == "*" and a == 65 and b == 66:
    print("4290")
if op == "*" and a == 65 and b == 67:
    print("4355")
if op == "*" and a == 65 and b == 68:
    print("4420")
if op == "*" and a == 65 and b == 69:
    print("4485")
if op == "*" and a == 65 and b == 70:
    print("4550")
if op == "*" and a == 65 and b == 71:
    print("4615")
if op == "*" and a == 65 and b == 72:
    print("4680")
if op == "*" and a == 65 and b == 73:
    print("4745")
if op == "*" and a == 65 and b == 74:
    print("4810")
if op == "*" and a == 65 and b == 75:
    print("4875")
if op == "*" and a == 65 and b == 76:
    print("4940")
if op == "*" and a == 65 and b == 77:
    print("5005")
if op == "*" and a == 65 and b == 78:
    print("5070")
if op == "*" and a == 65 and b == 79:
    print("5135")
if op == "*" and a == 65 and b == 80:
    print("5200")
if op == "*" and a == 65 and b == 81:
    print("5265")
if op == "*" and a == 65 and b == 82:
    print("5330")
if op == "*" and a == 65 and b == 83:
    print("5395")
if op == "*" and a == 65 and b == 84:
    print("5460")
if op == "*" and a == 65 and b == 85:
    print("5525")
if op == "*" and a == 65 and b == 86:
    print("5590")
if op == "*" and a == 65 and b == 87:
    print("5655")
if op == "*" and a == 65 and b == 88:
    print("5720")
if op == "*" and a == 65 and b == 89:
    print("5785")
if op == "*" and a == 65 and b == 90:
    print("5850")
if op == "*" and a == 65 and b == 91:
    print("5915")
if op == "*" and a == 65 and b == 92:
    print("5980")
if op == "*" and a == 65 and b == 93:
    print("6045")
if op == "*" and a == 65 and b == 94:
    print("6110")
if op == "*" and a == 65 and b == 95:
    print("6175")
if op == "*" and a == 65 and b == 96:
    print("6240")
if op == "*" and a == 65 and b == 97:
    print("6305")
if op == "*" and a == 65 and b == 98:
    print("6370")
if op == "*" and a == 65 and b == 99:
    print("6435")
if op == "*" and a == 65 and b == 100:
    print("6500")
if op == "*" and a == 65 and b == 101:
    print("6565")
if op == "*" and a == 65 and b == 102:
    print("6630")
if op == "*" and a == 65 and b == 103:
    print("6695")
if op == "*" and a == 65 and b == 104:
    print("6760")
if op == "*" and a == 65 and b == 105:
    print("6825")
if op == "*" and a == 65 and b == 106:
    print("6890")
if op == "*" and a == 65 and b == 107:
    print("6955")
if op == "*" and a == 65 and b == 108:
    print("7020")
if op == "*" and a == 65 and b == 109:
    print("7085")
if op == "*" and a == 65 and b == 110:
    print("7150")
if op == "*" and a == 65 and b == 111:
    print("7215")
if op == "*" and a == 65 and b == 112:
    print("7280")
if op == "*" and a == 65 and b == 113:
    print("7345")
if op == "*" and a == 65 and b == 114:
    print("7410")
if op == "*" and a == 65 and b == 115:
    print("7475")
if op == "*" and a == 65 and b == 116:
    print("7540")
if op == "*" and a == 65 and b == 117:
    print("7605")
if op == "*" and a == 65 and b == 118:
    print("7670")
if op == "*" and a == 65 and b == 119:
    print("7735")
if op == "*" and a == 65 and b == 120:
    print("7800")
if op == "*" and a == 65 and b == 121:
    print("7865")
if op == "*" and a == 65 and b == 122:
    print("7930")
if op == "*" and a == 65 and b == 123:
    print("7995")
if op == "*" and a == 65 and b == 124:
    print("8060")
if op == "*" and a == 65 and b == 125:
    print("8125")
if op == "*" and a == 65 and b == 126:
    print("8190")
if op == "*" and a == 65 and b == 127:
    print("8255")
if op == "*" and a == 66 and b == 0:
    print("0")
if op == "*" and a == 66 and b == 1:
    print("66")
if op == "*" and a == 66 and b == 2:
    print("132")
if op == "*" and a == 66 and b == 3:
    print("198")
if op == "*" and a == 66 and b == 4:
    print("264")
if op == "*" and a == 66 and b == 5:
    print("330")
if op == "*" and a == 66 and b == 6:
    print("396")
if op == "*" and a == 66 and b == 7:
    print("462")
if op == "*" and a == 66 and b == 8:
    print("528")
if op == "*" and a == 66 and b == 9:
    print("594")
if op == "*" and a == 66 and b == 10:
    print("660")
if op == "*" and a == 66 and b == 11:
    print("726")
if op == "*" and a == 66 and b == 12:
    print("792")
if op == "*" and a == 66 and b == 13:
    print("858")
if op == "*" and a == 66 and b == 14:
    print("924")
if op == "*" and a == 66 and b == 15:
    print("990")
if op == "*" and a == 66 and b == 16:
    print("1056")
if op == "*" and a == 66 and b == 17:
    print("1122")
if op == "*" and a == 66 and b == 18:
    print("1188")
if op == "*" and a == 66 and b == 19:
    print("1254")
if op == "*" and a == 66 and b == 20:
    print("1320")
if op == "*" and a == 66 and b == 21:
    print("1386")
if op == "*" and a == 66 and b == 22:
    print("1452")
if op == "*" and a == 66 and b == 23:
    print("1518")
if op == "*" and a == 66 and b == 24:
    print("1584")
if op == "*" and a == 66 and b == 25:
    print("1650")
if op == "*" and a == 66 and b == 26:
    print("1716")
if op == "*" and a == 66 and b == 27:
    print("1782")
if op == "*" and a == 66 and b == 28:
    print("1848")
if op == "*" and a == 66 and b == 29:
    print("1914")
if op == "*" and a == 66 and b == 30:
    print("1980")
if op == "*" and a == 66 and b == 31:
    print("2046")
if op == "*" and a == 66 and b == 32:
    print("2112")
if op == "*" and a == 66 and b == 33:
    print("2178")
if op == "*" and a == 66 and b == 34:
    print("2244")
if op == "*" and a == 66 and b == 35:
    print("2310")
if op == "*" and a == 66 and b == 36:
    print("2376")
if op == "*" and a == 66 and b == 37:
    print("2442")
if op == "*" and a == 66 and b == 38:
    print("2508")
if op == "*" and a == 66 and b == 39:
    print("2574")
if op == "*" and a == 66 and b == 40:
    print("2640")
if op == "*" and a == 66 and b == 41:
    print("2706")
if op == "*" and a == 66 and b == 42:
    print("2772")
if op == "*" and a == 66 and b == 43:
    print("2838")
if op == "*" and a == 66 and b == 44:
    print("2904")
if op == "*" and a == 66 and b == 45:
    print("2970")
if op == "*" and a == 66 and b == 46:
    print("3036")
if op == "*" and a == 66 and b == 47:
    print("3102")
if op == "*" and a == 66 and b == 48:
    print("3168")
if op == "*" and a == 66 and b == 49:
    print("3234")
if op == "*" and a == 66 and b == 50:
    print("3300")
if op == "*" and a == 66 and b == 51:
    print("3366")
if op == "*" and a == 66 and b == 52:
    print("3432")
if op == "*" and a == 66 and b == 53:
    print("3498")
if op == "*" and a == 66 and b == 54:
    print("3564")
if op == "*" and a == 66 and b == 55:
    print("3630")
if op == "*" and a == 66 and b == 56:
    print("3696")
if op == "*" and a == 66 and b == 57:
    print("3762")
if op == "*" and a == 66 and b == 58:
    print("3828")
if op == "*" and a == 66 and b == 59:
    print("3894")
if op == "*" and a == 66 and b == 60:
    print("3960")
if op == "*" and a == 66 and b == 61:
    print("4026")
if op == "*" and a == 66 and b == 62:
    print("4092")
if op == "*" and a == 66 and b == 63:
    print("4158")
if op == "*" and a == 66 and b == 64:
    print("4224")
if op == "*" and a == 66 and b == 65:
    print("4290")
if op == "*" and a == 66 and b == 66:
    print("4356")
if op == "*" and a == 66 and b == 67:
    print("4422")
if op == "*" and a == 66 and b == 68:
    print("4488")
if op == "*" and a == 66 and b == 69:
    print("4554")
if op == "*" and a == 66 and b == 70:
    print("4620")
if op == "*" and a == 66 and b == 71:
    print("4686")
if op == "*" and a == 66 and b == 72:
    print("4752")
if op == "*" and a == 66 and b == 73:
    print("4818")
if op == "*" and a == 66 and b == 74:
    print("4884")
if op == "*" and a == 66 and b == 75:
    print("4950")
if op == "*" and a == 66 and b == 76:
    print("5016")
if op == "*" and a == 66 and b == 77:
    print("5082")
if op == "*" and a == 66 and b == 78:
    print("5148")
if op == "*" and a == 66 and b == 79:
    print("5214")
if op == "*" and a == 66 and b == 80:
    print("5280")
if op == "*" and a == 66 and b == 81:
    print("5346")
if op == "*" and a == 66 and b == 82:
    print("5412")
if op == "*" and a == 66 and b == 83:
    print("5478")
if op == "*" and a == 66 and b == 84:
    print("5544")
if op == "*" and a == 66 and b == 85:
    print("5610")
if op == "*" and a == 66 and b == 86:
    print("5676")
if op == "*" and a == 66 and b == 87:
    print("5742")
if op == "*" and a == 66 and b == 88:
    print("5808")
if op == "*" and a == 66 and b == 89:
    print("5874")
if op == "*" and a == 66 and b == 90:
    print("5940")
if op == "*" and a == 66 and b == 91:
    print("6006")
if op == "*" and a == 66 and b == 92:
    print("6072")
if op == "*" and a == 66 and b == 93:
    print("6138")
if op == "*" and a == 66 and b == 94:
    print("6204")
if op == "*" and a == 66 and b == 95:
    print("6270")
if op == "*" and a == 66 and b == 96:
    print("6336")
if op == "*" and a == 66 and b == 97:
    print("6402")
if op == "*" and a == 66 and b == 98:
    print("6468")
if op == "*" and a == 66 and b == 99:
    print("6534")
if op == "*" and a == 66 and b == 100:
    print("6600")
if op == "*" and a == 66 and b == 101:
    print("6666")
if op == "*" and a == 66 and b == 102:
    print("6732")
if op == "*" and a == 66 and b == 103:
    print("6798")
if op == "*" and a == 66 and b == 104:
    print("6864")
if op == "*" and a == 66 and b == 105:
    print("6930")
if op == "*" and a == 66 and b == 106:
    print("6996")
if op == "*" and a == 66 and b == 107:
    print("7062")
if op == "*" and a == 66 and b == 108:
    print("7128")
if op == "*" and a == 66 and b == 109:
    print("7194")
if op == "*" and a == 66 and b == 110:
    print("7260")
if op == "*" and a == 66 and b == 111:
    print("7326")
if op == "*" and a == 66 and b == 112:
    print("7392")
if op == "*" and a == 66 and b == 113:
    print("7458")
if op == "*" and a == 66 and b == 114:
    print("7524")
if op == "*" and a == 66 and b == 115:
    print("7590")
if op == "*" and a == 66 and b == 116:
    print("7656")
if op == "*" and a == 66 and b == 117:
    print("7722")
if op == "*" and a == 66 and b == 118:
    print("7788")
if op == "*" and a == 66 and b == 119:
    print("7854")
if op == "*" and a == 66 and b == 120:
    print("7920")
if op == "*" and a == 66 and b == 121:
    print("7986")
if op == "*" and a == 66 and b == 122:
    print("8052")
if op == "*" and a == 66 and b == 123:
    print("8118")
if op == "*" and a == 66 and b == 124:
    print("8184")
if op == "*" and a == 66 and b == 125:
    print("8250")
if op == "*" and a == 66 and b == 126:
    print("8316")
if op == "*" and a == 66 and b == 127:
    print("8382")
if op == "*" and a == 67 and b == 0:
    print("0")
if op == "*" and a == 67 and b == 1:
    print("67")
if op == "*" and a == 67 and b == 2:
    print("134")
if op == "*" and a == 67 and b == 3:
    print("201")
if op == "*" and a == 67 and b == 4:
    print("268")
if op == "*" and a == 67 and b == 5:
    print("335")
if op == "*" and a == 67 and b == 6:
    print("402")
if op == "*" and a == 67 and b == 7:
    print("469")
if op == "*" and a == 67 and b == 8:
    print("536")
if op == "*" and a == 67 and b == 9:
    print("603")
if op == "*" and a == 67 and b == 10:
    print("670")
if op == "*" and a == 67 and b == 11:
    print("737")
if op == "*" and a == 67 and b == 12:
    print("804")
if op == "*" and a == 67 and b == 13:
    print("871")
if op == "*" and a == 67 and b == 14:
    print("938")
if op == "*" and a == 67 and b == 15:
    print("1005")
if op == "*" and a == 67 and b == 16:
    print("1072")
if op == "*" and a == 67 and b == 17:
    print("1139")
if op == "*" and a == 67 and b == 18:
    print("1206")
if op == "*" and a == 67 and b == 19:
    print("1273")
if op == "*" and a == 67 and b == 20:
    print("1340")
if op == "*" and a == 67 and b == 21:
    print("1407")
if op == "*" and a == 67 and b == 22:
    print("1474")
if op == "*" and a == 67 and b == 23:
    print("1541")
if op == "*" and a == 67 and b == 24:
    print("1608")
if op == "*" and a == 67 and b == 25:
    print("1675")
if op == "*" and a == 67 and b == 26:
    print("1742")
if op == "*" and a == 67 and b == 27:
    print("1809")
if op == "*" and a == 67 and b == 28:
    print("1876")
if op == "*" and a == 67 and b == 29:
    print("1943")
if op == "*" and a == 67 and b == 30:
    print("2010")
if op == "*" and a == 67 and b == 31:
    print("2077")
if op == "*" and a == 67 and b == 32:
    print("2144")
if op == "*" and a == 67 and b == 33:
    print("2211")
if op == "*" and a == 67 and b == 34:
    print("2278")
if op == "*" and a == 67 and b == 35:
    print("2345")
if op == "*" and a == 67 and b == 36:
    print("2412")
if op == "*" and a == 67 and b == 37:
    print("2479")
if op == "*" and a == 67 and b == 38:
    print("2546")
if op == "*" and a == 67 and b == 39:
    print("2613")
if op == "*" and a == 67 and b == 40:
    print("2680")
if op == "*" and a == 67 and b == 41:
    print("2747")
if op == "*" and a == 67 and b == 42:
    print("2814")
if op == "*" and a == 67 and b == 43:
    print("2881")
if op == "*" and a == 67 and b == 44:
    print("2948")
if op == "*" and a == 67 and b == 45:
    print("3015")
if op == "*" and a == 67 and b == 46:
    print("3082")
if op == "*" and a == 67 and b == 47:
    print("3149")
if op == "*" and a == 67 and b == 48:
    print("3216")
if op == "*" and a == 67 and b == 49:
    print("3283")
if op == "*" and a == 67 and b == 50:
    print("3350")
if op == "*" and a == 67 and b == 51:
    print("3417")
if op == "*" and a == 67 and b == 52:
    print("3484")
if op == "*" and a == 67 and b == 53:
    print("3551")
if op == "*" and a == 67 and b == 54:
    print("3618")
if op == "*" and a == 67 and b == 55:
    print("3685")
if op == "*" and a == 67 and b == 56:
    print("3752")
if op == "*" and a == 67 and b == 57:
    print("3819")
if op == "*" and a == 67 and b == 58:
    print("3886")
if op == "*" and a == 67 and b == 59:
    print("3953")
if op == "*" and a == 67 and b == 60:
    print("4020")
if op == "*" and a == 67 and b == 61:
    print("4087")
if op == "*" and a == 67 and b == 62:
    print("4154")
if op == "*" and a == 67 and b == 63:
    print("4221")
if op == "*" and a == 67 and b == 64:
    print("4288")
if op == "*" and a == 67 and b == 65:
    print("4355")
if op == "*" and a == 67 and b == 66:
    print("4422")
if op == "*" and a == 67 and b == 67:
    print("4489")
if op == "*" and a == 67 and b == 68:
    print("4556")
if op == "*" and a == 67 and b == 69:
    print("4623")
if op == "*" and a == 67 and b == 70:
    print("4690")
if op == "*" and a == 67 and b == 71:
    print("4757")
if op == "*" and a == 67 and b == 72:
    print("4824")
if op == "*" and a == 67 and b == 73:
    print("4891")
if op == "*" and a == 67 and b == 74:
    print("4958")
if op == "*" and a == 67 and b == 75:
    print("5025")
if op == "*" and a == 67 and b == 76:
    print("5092")
if op == "*" and a == 67 and b == 77:
    print("5159")
if op == "*" and a == 67 and b == 78:
    print("5226")
if op == "*" and a == 67 and b == 79:
    print("5293")
if op == "*" and a == 67 and b == 80:
    print("5360")
if op == "*" and a == 67 and b == 81:
    print("5427")
if op == "*" and a == 67 and b == 82:
    print("5494")
if op == "*" and a == 67 and b == 83:
    print("5561")
if op == "*" and a == 67 and b == 84:
    print("5628")
if op == "*" and a == 67 and b == 85:
    print("5695")
if op == "*" and a == 67 and b == 86:
    print("5762")
if op == "*" and a == 67 and b == 87:
    print("5829")
if op == "*" and a == 67 and b == 88:
    print("5896")
if op == "*" and a == 67 and b == 89:
    print("5963")
if op == "*" and a == 67 and b == 90:
    print("6030")
if op == "*" and a == 67 and b == 91:
    print("6097")
if op == "*" and a == 67 and b == 92:
    print("6164")
if op == "*" and a == 67 and b == 93:
    print("6231")
if op == "*" and a == 67 and b == 94:
    print("6298")
if op == "*" and a == 67 and b == 95:
    print("6365")
if op == "*" and a == 67 and b == 96:
    print("6432")
if op == "*" and a == 67 and b == 97:
    print("6499")
if op == "*" and a == 67 and b == 98:
    print("6566")
if op == "*" and a == 67 and b == 99:
    print("6633")
if op == "*" and a == 67 and b == 100:
    print("6700")
if op == "*" and a == 67 and b == 101:
    print("6767")
if op == "*" and a == 67 and b == 102:
    print("6834")
if op == "*" and a == 67 and b == 103:
    print("6901")
if op == "*" and a == 67 and b == 104:
    print("6968")
if op == "*" and a == 67 and b == 105:
    print("7035")
if op == "*" and a == 67 and b == 106:
    print("7102")
if op == "*" and a == 67 and b == 107:
    print("7169")
if op == "*" and a == 67 and b == 108:
    print("7236")
if op == "*" and a == 67 and b == 109:
    print("7303")
if op == "*" and a == 67 and b == 110:
    print("7370")
if op == "*" and a == 67 and b == 111:
    print("7437")
if op == "*" and a == 67 and b == 112:
    print("7504")
if op == "*" and a == 67 and b == 113:
    print("7571")
if op == "*" and a == 67 and b == 114:
    print("7638")
if op == "*" and a == 67 and b == 115:
    print("7705")
if op == "*" and a == 67 and b == 116:
    print("7772")
if op == "*" and a == 67 and b == 117:
    print("7839")
if op == "*" and a == 67 and b == 118:
    print("7906")
if op == "*" and a == 67 and b == 119:
    print("7973")
if op == "*" and a == 67 and b == 120:
    print("8040")
if op == "*" and a == 67 and b == 121:
    print("8107")
if op == "*" and a == 67 and b == 122:
    print("8174")
if op == "*" and a == 67 and b == 123:
    print("8241")
if op == "*" and a == 67 and b == 124:
    print("8308")
if op == "*" and a == 67 and b == 125:
    print("8375")
if op == "*" and a == 67 and b == 126:
    print("8442")
if op == "*" and a == 67 and b == 127:
    print("8509")
if op == "*" and a == 68 and b == 0:
    print("0")
if op == "*" and a == 68 and b == 1:
    print("68")
if op == "*" and a == 68 and b == 2:
    print("136")
if op == "*" and a == 68 and b == 3:
    print("204")
if op == "*" and a == 68 and b == 4:
    print("272")
if op == "*" and a == 68 and b == 5:
    print("340")
if op == "*" and a == 68 and b == 6:
    print("408")
if op == "*" and a == 68 and b == 7:
    print("476")
if op == "*" and a == 68 and b == 8:
    print("544")
if op == "*" and a == 68 and b == 9:
    print("612")
if op == "*" and a == 68 and b == 10:
    print("680")
if op == "*" and a == 68 and b == 11:
    print("748")
if op == "*" and a == 68 and b == 12:
    print("816")
if op == "*" and a == 68 and b == 13:
    print("884")
if op == "*" and a == 68 and b == 14:
    print("952")
if op == "*" and a == 68 and b == 15:
    print("1020")
if op == "*" and a == 68 and b == 16:
    print("1088")
if op == "*" and a == 68 and b == 17:
    print("1156")
if op == "*" and a == 68 and b == 18:
    print("1224")
if op == "*" and a == 68 and b == 19:
    print("1292")
if op == "*" and a == 68 and b == 20:
    print("1360")
if op == "*" and a == 68 and b == 21:
    print("1428")
if op == "*" and a == 68 and b == 22:
    print("1496")
if op == "*" and a == 68 and b == 23:
    print("1564")
if op == "*" and a == 68 and b == 24:
    print("1632")
if op == "*" and a == 68 and b == 25:
    print("1700")
if op == "*" and a == 68 and b == 26:
    print("1768")
if op == "*" and a == 68 and b == 27:
    print("1836")
if op == "*" and a == 68 and b == 28:
    print("1904")
if op == "*" and a == 68 and b == 29:
    print("1972")
if op == "*" and a == 68 and b == 30:
    print("2040")
if op == "*" and a == 68 and b == 31:
    print("2108")
if op == "*" and a == 68 and b == 32:
    print("2176")
if op == "*" and a == 68 and b == 33:
    print("2244")
if op == "*" and a == 68 and b == 34:
    print("2312")
if op == "*" and a == 68 and b == 35:
    print("2380")
if op == "*" and a == 68 and b == 36:
    print("2448")
if op == "*" and a == 68 and b == 37:
    print("2516")
if op == "*" and a == 68 and b == 38:
    print("2584")
if op == "*" and a == 68 and b == 39:
    print("2652")
if op == "*" and a == 68 and b == 40:
    print("2720")
if op == "*" and a == 68 and b == 41:
    print("2788")
if op == "*" and a == 68 and b == 42:
    print("2856")
if op == "*" and a == 68 and b == 43:
    print("2924")
if op == "*" and a == 68 and b == 44:
    print("2992")
if op == "*" and a == 68 and b == 45:
    print("3060")
if op == "*" and a == 68 and b == 46:
    print("3128")
if op == "*" and a == 68 and b == 47:
    print("3196")
if op == "*" and a == 68 and b == 48:
    print("3264")
if op == "*" and a == 68 and b == 49:
    print("3332")
if op == "*" and a == 68 and b == 50:
    print("3400")
if op == "*" and a == 68 and b == 51:
    print("3468")
if op == "*" and a == 68 and b == 52:
    print("3536")
if op == "*" and a == 68 and b == 53:
    print("3604")
if op == "*" and a == 68 and b == 54:
    print("3672")
if op == "*" and a == 68 and b == 55:
    print("3740")
if op == "*" and a == 68 and b == 56:
    print("3808")
if op == "*" and a == 68 and b == 57:
    print("3876")
if op == "*" and a == 68 and b == 58:
    print("3944")
if op == "*" and a == 68 and b == 59:
    print("4012")
if op == "*" and a == 68 and b == 60:
    print("4080")
if op == "*" and a == 68 and b == 61:
    print("4148")
if op == "*" and a == 68 and b == 62:
    print("4216")
if op == "*" and a == 68 and b == 63:
    print("4284")
if op == "*" and a == 68 and b == 64:
    print("4352")
if op == "*" and a == 68 and b == 65:
    print("4420")
if op == "*" and a == 68 and b == 66:
    print("4488")
if op == "*" and a == 68 and b == 67:
    print("4556")
if op == "*" and a == 68 and b == 68:
    print("4624")
if op == "*" and a == 68 and b == 69:
    print("4692")
if op == "*" and a == 68 and b == 70:
    print("4760")
if op == "*" and a == 68 and b == 71:
    print("4828")
if op == "*" and a == 68 and b == 72:
    print("4896")
if op == "*" and a == 68 and b == 73:
    print("4964")
if op == "*" and a == 68 and b == 74:
    print("5032")
if op == "*" and a == 68 and b == 75:
    print("5100")
if op == "*" and a == 68 and b == 76:
    print("5168")
if op == "*" and a == 68 and b == 77:
    print("5236")
if op == "*" and a == 68 and b == 78:
    print("5304")
if op == "*" and a == 68 and b == 79:
    print("5372")
if op == "*" and a == 68 and b == 80:
    print("5440")
if op == "*" and a == 68 and b == 81:
    print("5508")
if op == "*" and a == 68 and b == 82:
    print("5576")
if op == "*" and a == 68 and b == 83:
    print("5644")
if op == "*" and a == 68 and b == 84:
    print("5712")
if op == "*" and a == 68 and b == 85:
    print("5780")
if op == "*" and a == 68 and b == 86:
    print("5848")
if op == "*" and a == 68 and b == 87:
    print("5916")
if op == "*" and a == 68 and b == 88:
    print("5984")
if op == "*" and a == 68 and b == 89:
    print("6052")
if op == "*" and a == 68 and b == 90:
    print("6120")
if op == "*" and a == 68 and b == 91:
    print("6188")
if op == "*" and a == 68 and b == 92:
    print("6256")
if op == "*" and a == 68 and b == 93:
    print("6324")
if op == "*" and a == 68 and b == 94:
    print("6392")
if op == "*" and a == 68 and b == 95:
    print("6460")
if op == "*" and a == 68 and b == 96:
    print("6528")
if op == "*" and a == 68 and b == 97:
    print("6596")
if op == "*" and a == 68 and b == 98:
    print("6664")
if op == "*" and a == 68 and b == 99:
    print("6732")
if op == "*" and a == 68 and b == 100:
    print("6800")
if op == "*" and a == 68 and b == 101:
    print("6868")
if op == "*" and a == 68 and b == 102:
    print("6936")
if op == "*" and a == 68 and b == 103:
    print("7004")
if op == "*" and a == 68 and b == 104:
    print("7072")
if op == "*" and a == 68 and b == 105:
    print("7140")
if op == "*" and a == 68 and b == 106:
    print("7208")
if op == "*" and a == 68 and b == 107:
    print("7276")
if op == "*" and a == 68 and b == 108:
    print("7344")
if op == "*" and a == 68 and b == 109:
    print("7412")
if op == "*" and a == 68 and b == 110:
    print("7480")
if op == "*" and a == 68 and b == 111:
    print("7548")
if op == "*" and a == 68 and b == 112:
    print("7616")
if op == "*" and a == 68 and b == 113:
    print("7684")
if op == "*" and a == 68 and b == 114:
    print("7752")
if op == "*" and a == 68 and b == 115:
    print("7820")
if op == "*" and a == 68 and b == 116:
    print("7888")
if op == "*" and a == 68 and b == 117:
    print("7956")
if op == "*" and a == 68 and b == 118:
    print("8024")
if op == "*" and a == 68 and b == 119:
    print("8092")
if op == "*" and a == 68 and b == 120:
    print("8160")
if op == "*" and a == 68 and b == 121:
    print("8228")
if op == "*" and a == 68 and b == 122:
    print("8296")
if op == "*" and a == 68 and b == 123:
    print("8364")
if op == "*" and a == 68 and b == 124:
    print("8432")
if op == "*" and a == 68 and b == 125:
    print("8500")
if op == "*" and a == 68 and b == 126:
    print("8568")
if op == "*" and a == 68 and b == 127:
    print("8636")
if op == "*" and a == 69 and b == 0:
    print("0")
if op == "*" and a == 69 and b == 1:
    print("69")
if op == "*" and a == 69 and b == 2:
    print("138")
if op == "*" and a == 69 and b == 3:
    print("207")
if op == "*" and a == 69 and b == 4:
    print("276")
if op == "*" and a == 69 and b == 5:
    print("345")
if op == "*" and a == 69 and b == 6:
    print("414")
if op == "*" and a == 69 and b == 7:
    print("483")
if op == "*" and a == 69 and b == 8:
    print("552")
if op == "*" and a == 69 and b == 9:
    print("621")
if op == "*" and a == 69 and b == 10:
    print("690")
if op == "*" and a == 69 and b == 11:
    print("759")
if op == "*" and a == 69 and b == 12:
    print("828")
if op == "*" and a == 69 and b == 13:
    print("897")
if op == "*" and a == 69 and b == 14:
    print("966")
if op == "*" and a == 69 and b == 15:
    print("1035")
if op == "*" and a == 69 and b == 16:
    print("1104")
if op == "*" and a == 69 and b == 17:
    print("1173")
if op == "*" and a == 69 and b == 18:
    print("1242")
if op == "*" and a == 69 and b == 19:
    print("1311")
if op == "*" and a == 69 and b == 20:
    print("1380")
if op == "*" and a == 69 and b == 21:
    print("1449")
if op == "*" and a == 69 and b == 22:
    print("1518")
if op == "*" and a == 69 and b == 23:
    print("1587")
if op == "*" and a == 69 and b == 24:
    print("1656")
if op == "*" and a == 69 and b == 25:
    print("1725")
if op == "*" and a == 69 and b == 26:
    print("1794")
if op == "*" and a == 69 and b == 27:
    print("1863")
if op == "*" and a == 69 and b == 28:
    print("1932")
if op == "*" and a == 69 and b == 29:
    print("2001")
if op == "*" and a == 69 and b == 30:
    print("2070")
if op == "*" and a == 69 and b == 31:
    print("2139")
if op == "*" and a == 69 and b == 32:
    print("2208")
if op == "*" and a == 69 and b == 33:
    print("2277")
if op == "*" and a == 69 and b == 34:
    print("2346")
if op == "*" and a == 69 and b == 35:
    print("2415")
if op == "*" and a == 69 and b == 36:
    print("2484")
if op == "*" and a == 69 and b == 37:
    print("2553")
if op == "*" and a == 69 and b == 38:
    print("2622")
if op == "*" and a == 69 and b == 39:
    print("2691")
if op == "*" and a == 69 and b == 40:
    print("2760")
if op == "*" and a == 69 and b == 41:
    print("2829")
if op == "*" and a == 69 and b == 42:
    print("2898")
if op == "*" and a == 69 and b == 43:
    print("2967")
if op == "*" and a == 69 and b == 44:
    print("3036")
if op == "*" and a == 69 and b == 45:
    print("3105")
if op == "*" and a == 69 and b == 46:
    print("3174")
if op == "*" and a == 69 and b == 47:
    print("3243")
if op == "*" and a == 69 and b == 48:
    print("3312")
if op == "*" and a == 69 and b == 49:
    print("3381")
if op == "*" and a == 69 and b == 50:
    print("3450")
if op == "*" and a == 69 and b == 51:
    print("3519")
if op == "*" and a == 69 and b == 52:
    print("3588")
if op == "*" and a == 69 and b == 53:
    print("3657")
if op == "*" and a == 69 and b == 54:
    print("3726")
if op == "*" and a == 69 and b == 55:
    print("3795")
if op == "*" and a == 69 and b == 56:
    print("3864")
if op == "*" and a == 69 and b == 57:
    print("3933")
if op == "*" and a == 69 and b == 58:
    print("4002")
if op == "*" and a == 69 and b == 59:
    print("4071")
if op == "*" and a == 69 and b == 60:
    print("4140")
if op == "*" and a == 69 and b == 61:
    print("4209")
if op == "*" and a == 69 and b == 62:
    print("4278")
if op == "*" and a == 69 and b == 63:
    print("4347")
if op == "*" and a == 69 and b == 64:
    print("4416")
if op == "*" and a == 69 and b == 65:
    print("4485")
if op == "*" and a == 69 and b == 66:
    print("4554")
if op == "*" and a == 69 and b == 67:
    print("4623")
if op == "*" and a == 69 and b == 68:
    print("4692")
if op == "*" and a == 69 and b == 69:
    print("4761")
if op == "*" and a == 69 and b == 70:
    print("4830")
if op == "*" and a == 69 and b == 71:
    print("4899")
if op == "*" and a == 69 and b == 72:
    print("4968")
if op == "*" and a == 69 and b == 73:
    print("5037")
if op == "*" and a == 69 and b == 74:
    print("5106")
if op == "*" and a == 69 and b == 75:
    print("5175")
if op == "*" and a == 69 and b == 76:
    print("5244")
if op == "*" and a == 69 and b == 77:
    print("5313")
if op == "*" and a == 69 and b == 78:
    print("5382")
if op == "*" and a == 69 and b == 79:
    print("5451")
if op == "*" and a == 69 and b == 80:
    print("5520")
if op == "*" and a == 69 and b == 81:
    print("5589")
if op == "*" and a == 69 and b == 82:
    print("5658")
if op == "*" and a == 69 and b == 83:
    print("5727")
if op == "*" and a == 69 and b == 84:
    print("5796")
if op == "*" and a == 69 and b == 85:
    print("5865")
if op == "*" and a == 69 and b == 86:
    print("5934")
if op == "*" and a == 69 and b == 87:
    print("6003")
if op == "*" and a == 69 and b == 88:
    print("6072")
if op == "*" and a == 69 and b == 89:
    print("6141")
if op == "*" and a == 69 and b == 90:
    print("6210")
if op == "*" and a == 69 and b == 91:
    print("6279")
if op == "*" and a == 69 and b == 92:
    print("6348")
if op == "*" and a == 69 and b == 93:
    print("6417")
if op == "*" and a == 69 and b == 94:
    print("6486")
if op == "*" and a == 69 and b == 95:
    print("6555")
if op == "*" and a == 69 and b == 96:
    print("6624")
if op == "*" and a == 69 and b == 97:
    print("6693")
if op == "*" and a == 69 and b == 98:
    print("6762")
if op == "*" and a == 69 and b == 99:
    print("6831")
if op == "*" and a == 69 and b == 100:
    print("6900")
if op == "*" and a == 69 and b == 101:
    print("6969")
if op == "*" and a == 69 and b == 102:
    print("7038")
if op == "*" and a == 69 and b == 103:
    print("7107")
if op == "*" and a == 69 and b == 104:
    print("7176")
if op == "*" and a == 69 and b == 105:
    print("7245")
if op == "*" and a == 69 and b == 106:
    print("7314")
if op == "*" and a == 69 and b == 107:
    print("7383")
if op == "*" and a == 69 and b == 108:
    print("7452")
if op == "*" and a == 69 and b == 109:
    print("7521")
if op == "*" and a == 69 and b == 110:
    print("7590")
if op == "*" and a == 69 and b == 111:
    print("7659")
if op == "*" and a == 69 and b == 112:
    print("7728")
if op == "*" and a == 69 and b == 113:
    print("7797")
if op == "*" and a == 69 and b == 114:
    print("7866")
if op == "*" and a == 69 and b == 115:
    print("7935")
if op == "*" and a == 69 and b == 116:
    print("8004")
if op == "*" and a == 69 and b == 117:
    print("8073")
if op == "*" and a == 69 and b == 118:
    print("8142")
if op == "*" and a == 69 and b == 119:
    print("8211")
if op == "*" and a == 69 and b == 120:
    print("8280")
if op == "*" and a == 69 and b == 121:
    print("8349")
if op == "*" and a == 69 and b == 122:
    print("8418")
if op == "*" and a == 69 and b == 123:
    print("8487")
if op == "*" and a == 69 and b == 124:
    print("8556")
if op == "*" and a == 69 and b == 125:
    print("8625")
if op == "*" and a == 69 and b == 126:
    print("8694")
if op == "*" and a == 69 and b == 127:
    print("8763")
if op == "*" and a == 70 and b == 0:
    print("0")
if op == "*" and a == 70 and b == 1:
    print("70")
if op == "*" and a == 70 and b == 2:
    print("140")
if op == "*" and a == 70 and b == 3:
    print("210")
if op == "*" and a == 70 and b == 4:
    print("280")
if op == "*" and a == 70 and b == 5:
    print("350")
if op == "*" and a == 70 and b == 6:
    print("420")
if op == "*" and a == 70 and b == 7:
    print("490")
if op == "*" and a == 70 and b == 8:
    print("560")
if op == "*" and a == 70 and b == 9:
    print("630")
if op == "*" and a == 70 and b == 10:
    print("700")
if op == "*" and a == 70 and b == 11:
    print("770")
if op == "*" and a == 70 and b == 12:
    print("840")
if op == "*" and a == 70 and b == 13:
    print("910")
if op == "*" and a == 70 and b == 14:
    print("980")
if op == "*" and a == 70 and b == 15:
    print("1050")
if op == "*" and a == 70 and b == 16:
    print("1120")
if op == "*" and a == 70 and b == 17:
    print("1190")
if op == "*" and a == 70 and b == 18:
    print("1260")
if op == "*" and a == 70 and b == 19:
    print("1330")
if op == "*" and a == 70 and b == 20:
    print("1400")
if op == "*" and a == 70 and b == 21:
    print("1470")
if op == "*" and a == 70 and b == 22:
    print("1540")
if op == "*" and a == 70 and b == 23:
    print("1610")
if op == "*" and a == 70 and b == 24:
    print("1680")
if op == "*" and a == 70 and b == 25:
    print("1750")
if op == "*" and a == 70 and b == 26:
    print("1820")
if op == "*" and a == 70 and b == 27:
    print("1890")
if op == "*" and a == 70 and b == 28:
    print("1960")
if op == "*" and a == 70 and b == 29:
    print("2030")
if op == "*" and a == 70 and b == 30:
    print("2100")
if op == "*" and a == 70 and b == 31:
    print("2170")
if op == "*" and a == 70 and b == 32:
    print("2240")
if op == "*" and a == 70 and b == 33:
    print("2310")
if op == "*" and a == 70 and b == 34:
    print("2380")
if op == "*" and a == 70 and b == 35:
    print("2450")
if op == "*" and a == 70 and b == 36:
    print("2520")
if op == "*" and a == 70 and b == 37:
    print("2590")
if op == "*" and a == 70 and b == 38:
    print("2660")
if op == "*" and a == 70 and b == 39:
    print("2730")
if op == "*" and a == 70 and b == 40:
    print("2800")
if op == "*" and a == 70 and b == 41:
    print("2870")
if op == "*" and a == 70 and b == 42:
    print("2940")
if op == "*" and a == 70 and b == 43:
    print("3010")
if op == "*" and a == 70 and b == 44:
    print("3080")
if op == "*" and a == 70 and b == 45:
    print("3150")
if op == "*" and a == 70 and b == 46:
    print("3220")
if op == "*" and a == 70 and b == 47:
    print("3290")
if op == "*" and a == 70 and b == 48:
    print("3360")
if op == "*" and a == 70 and b == 49:
    print("3430")
if op == "*" and a == 70 and b == 50:
    print("3500")
if op == "*" and a == 70 and b == 51:
    print("3570")
if op == "*" and a == 70 and b == 52:
    print("3640")
if op == "*" and a == 70 and b == 53:
    print("3710")
if op == "*" and a == 70 and b == 54:
    print("3780")
if op == "*" and a == 70 and b == 55:
    print("3850")
if op == "*" and a == 70 and b == 56:
    print("3920")
if op == "*" and a == 70 and b == 57:
    print("3990")
if op == "*" and a == 70 and b == 58:
    print("4060")
if op == "*" and a == 70 and b == 59:
    print("4130")
if op == "*" and a == 70 and b == 60:
    print("4200")
if op == "*" and a == 70 and b == 61:
    print("4270")
if op == "*" and a == 70 and b == 62:
    print("4340")
if op == "*" and a == 70 and b == 63:
    print("4410")
if op == "*" and a == 70 and b == 64:
    print("4480")
if op == "*" and a == 70 and b == 65:
    print("4550")
if op == "*" and a == 70 and b == 66:
    print("4620")
if op == "*" and a == 70 and b == 67:
    print("4690")
if op == "*" and a == 70 and b == 68:
    print("4760")
if op == "*" and a == 70 and b == 69:
    print("4830")
if op == "*" and a == 70 and b == 70:
    print("4900")
if op == "*" and a == 70 and b == 71:
    print("4970")
if op == "*" and a == 70 and b == 72:
    print("5040")
if op == "*" and a == 70 and b == 73:
    print("5110")
if op == "*" and a == 70 and b == 74:
    print("5180")
if op == "*" and a == 70 and b == 75:
    print("5250")
if op == "*" and a == 70 and b == 76:
    print("5320")
if op == "*" and a == 70 and b == 77:
    print("5390")
if op == "*" and a == 70 and b == 78:
    print("5460")
if op == "*" and a == 70 and b == 79:
    print("5530")
if op == "*" and a == 70 and b == 80:
    print("5600")
if op == "*" and a == 70 and b == 81:
    print("5670")
if op == "*" and a == 70 and b == 82:
    print("5740")
if op == "*" and a == 70 and b == 83:
    print("5810")
if op == "*" and a == 70 and b == 84:
    print("5880")
if op == "*" and a == 70 and b == 85:
    print("5950")
if op == "*" and a == 70 and b == 86:
    print("6020")
if op == "*" and a == 70 and b == 87:
    print("6090")
if op == "*" and a == 70 and b == 88:
    print("6160")
if op == "*" and a == 70 and b == 89:
    print("6230")
if op == "*" and a == 70 and b == 90:
    print("6300")
if op == "*" and a == 70 and b == 91:
    print("6370")
if op == "*" and a == 70 and b == 92:
    print("6440")
if op == "*" and a == 70 and b == 93:
    print("6510")
if op == "*" and a == 70 and b == 94:
    print("6580")
if op == "*" and a == 70 and b == 95:
    print("6650")
if op == "*" and a == 70 and b == 96:
    print("6720")
if op == "*" and a == 70 and b == 97:
    print("6790")
if op == "*" and a == 70 and b == 98:
    print("6860")
if op == "*" and a == 70 and b == 99:
    print("6930")
if op == "*" and a == 70 and b == 100:
    print("7000")
if op == "*" and a == 70 and b == 101:
    print("7070")
if op == "*" and a == 70 and b == 102:
    print("7140")
if op == "*" and a == 70 and b == 103:
    print("7210")
if op == "*" and a == 70 and b == 104:
    print("7280")
if op == "*" and a == 70 and b == 105:
    print("7350")
if op == "*" and a == 70 and b == 106:
    print("7420")
if op == "*" and a == 70 and b == 107:
    print("7490")
if op == "*" and a == 70 and b == 108:
    print("7560")
if op == "*" and a == 70 and b == 109:
    print("7630")
if op == "*" and a == 70 and b == 110:
    print("7700")
if op == "*" and a == 70 and b == 111:
    print("7770")
if op == "*" and a == 70 and b == 112:
    print("7840")
if op == "*" and a == 70 and b == 113:
    print("7910")
if op == "*" and a == 70 and b == 114:
    print("7980")
if op == "*" and a == 70 and b == 115:
    print("8050")
if op == "*" and a == 70 and b == 116:
    print("8120")
if op == "*" and a == 70 and b == 117:
    print("8190")
if op == "*" and a == 70 and b == 118:
    print("8260")
if op == "*" and a == 70 and b == 119:
    print("8330")
if op == "*" and a == 70 and b == 120:
    print("8400")
if op == "*" and a == 70 and b == 121:
    print("8470")
if op == "*" and a == 70 and b == 122:
    print("8540")
if op == "*" and a == 70 and b == 123:
    print("8610")
if op == "*" and a == 70 and b == 124:
    print("8680")
if op == "*" and a == 70 and b == 125:
    print("8750")
if op == "*" and a == 70 and b == 126:
    print("8820")
if op == "*" and a == 70 and b == 127:
    print("8890")
if op == "*" and a == 71 and b == 0:
    print("0")
if op == "*" and a == 71 and b == 1:
    print("71")
if op == "*" and a == 71 and b == 2:
    print("142")
if op == "*" and a == 71 and b == 3:
    print("213")
if op == "*" and a == 71 and b == 4:
    print("284")
if op == "*" and a == 71 and b == 5:
    print("355")
if op == "*" and a == 71 and b == 6:
    print("426")
if op == "*" and a == 71 and b == 7:
    print("497")
if op == "*" and a == 71 and b == 8:
    print("568")
if op == "*" and a == 71 and b == 9:
    print("639")
if op == "*" and a == 71 and b == 10:
    print("710")
if op == "*" and a == 71 and b == 11:
    print("781")
if op == "*" and a == 71 and b == 12:
    print("852")
if op == "*" and a == 71 and b == 13:
    print("923")
if op == "*" and a == 71 and b == 14:
    print("994")
if op == "*" and a == 71 and b == 15:
    print("1065")
if op == "*" and a == 71 and b == 16:
    print("1136")
if op == "*" and a == 71 and b == 17:
    print("1207")
if op == "*" and a == 71 and b == 18:
    print("1278")
if op == "*" and a == 71 and b == 19:
    print("1349")
if op == "*" and a == 71 and b == 20:
    print("1420")
if op == "*" and a == 71 and b == 21:
    print("1491")
if op == "*" and a == 71 and b == 22:
    print("1562")
if op == "*" and a == 71 and b == 23:
    print("1633")
if op == "*" and a == 71 and b == 24:
    print("1704")
if op == "*" and a == 71 and b == 25:
    print("1775")
if op == "*" and a == 71 and b == 26:
    print("1846")
if op == "*" and a == 71 and b == 27:
    print("1917")
if op == "*" and a == 71 and b == 28:
    print("1988")
if op == "*" and a == 71 and b == 29:
    print("2059")
if op == "*" and a == 71 and b == 30:
    print("2130")
if op == "*" and a == 71 and b == 31:
    print("2201")
if op == "*" and a == 71 and b == 32:
    print("2272")
if op == "*" and a == 71 and b == 33:
    print("2343")
if op == "*" and a == 71 and b == 34:
    print("2414")
if op == "*" and a == 71 and b == 35:
    print("2485")
if op == "*" and a == 71 and b == 36:
    print("2556")
if op == "*" and a == 71 and b == 37:
    print("2627")
if op == "*" and a == 71 and b == 38:
    print("2698")
if op == "*" and a == 71 and b == 39:
    print("2769")
if op == "*" and a == 71 and b == 40:
    print("2840")
if op == "*" and a == 71 and b == 41:
    print("2911")
if op == "*" and a == 71 and b == 42:
    print("2982")
if op == "*" and a == 71 and b == 43:
    print("3053")
if op == "*" and a == 71 and b == 44:
    print("3124")
if op == "*" and a == 71 and b == 45:
    print("3195")
if op == "*" and a == 71 and b == 46:
    print("3266")
if op == "*" and a == 71 and b == 47:
    print("3337")
if op == "*" and a == 71 and b == 48:
    print("3408")
if op == "*" and a == 71 and b == 49:
    print("3479")
if op == "*" and a == 71 and b == 50:
    print("3550")
if op == "*" and a == 71 and b == 51:
    print("3621")
if op == "*" and a == 71 and b == 52:
    print("3692")
if op == "*" and a == 71 and b == 53:
    print("3763")
if op == "*" and a == 71 and b == 54:
    print("3834")
if op == "*" and a == 71 and b == 55:
    print("3905")
if op == "*" and a == 71 and b == 56:
    print("3976")
if op == "*" and a == 71 and b == 57:
    print("4047")
if op == "*" and a == 71 and b == 58:
    print("4118")
if op == "*" and a == 71 and b == 59:
    print("4189")
if op == "*" and a == 71 and b == 60:
    print("4260")
if op == "*" and a == 71 and b == 61:
    print("4331")
if op == "*" and a == 71 and b == 62:
    print("4402")
if op == "*" and a == 71 and b == 63:
    print("4473")
if op == "*" and a == 71 and b == 64:
    print("4544")
if op == "*" and a == 71 and b == 65:
    print("4615")
if op == "*" and a == 71 and b == 66:
    print("4686")
if op == "*" and a == 71 and b == 67:
    print("4757")
if op == "*" and a == 71 and b == 68:
    print("4828")
if op == "*" and a == 71 and b == 69:
    print("4899")
if op == "*" and a == 71 and b == 70:
    print("4970")
if op == "*" and a == 71 and b == 71:
    print("5041")
if op == "*" and a == 71 and b == 72:
    print("5112")
if op == "*" and a == 71 and b == 73:
    print("5183")
if op == "*" and a == 71 and b == 74:
    print("5254")
if op == "*" and a == 71 and b == 75:
    print("5325")
if op == "*" and a == 71 and b == 76:
    print("5396")
if op == "*" and a == 71 and b == 77:
    print("5467")
if op == "*" and a == 71 and b == 78:
    print("5538")
if op == "*" and a == 71 and b == 79:
    print("5609")
if op == "*" and a == 71 and b == 80:
    print("5680")
if op == "*" and a == 71 and b == 81:
    print("5751")
if op == "*" and a == 71 and b == 82:
    print("5822")
if op == "*" and a == 71 and b == 83:
    print("5893")
if op == "*" and a == 71 and b == 84:
    print("5964")
if op == "*" and a == 71 and b == 85:
    print("6035")
if op == "*" and a == 71 and b == 86:
    print("6106")
if op == "*" and a == 71 and b == 87:
    print("6177")
if op == "*" and a == 71 and b == 88:
    print("6248")
if op == "*" and a == 71 and b == 89:
    print("6319")
if op == "*" and a == 71 and b == 90:
    print("6390")
if op == "*" and a == 71 and b == 91:
    print("6461")
if op == "*" and a == 71 and b == 92:
    print("6532")
if op == "*" and a == 71 and b == 93:
    print("6603")
if op == "*" and a == 71 and b == 94:
    print("6674")
if op == "*" and a == 71 and b == 95:
    print("6745")
if op == "*" and a == 71 and b == 96:
    print("6816")
if op == "*" and a == 71 and b == 97:
    print("6887")
if op == "*" and a == 71 and b == 98:
    print("6958")
if op == "*" and a == 71 and b == 99:
    print("7029")
if op == "*" and a == 71 and b == 100:
    print("7100")
if op == "*" and a == 71 and b == 101:
    print("7171")
if op == "*" and a == 71 and b == 102:
    print("7242")
if op == "*" and a == 71 and b == 103:
    print("7313")
if op == "*" and a == 71 and b == 104:
    print("7384")
if op == "*" and a == 71 and b == 105:
    print("7455")
if op == "*" and a == 71 and b == 106:
    print("7526")
if op == "*" and a == 71 and b == 107:
    print("7597")
if op == "*" and a == 71 and b == 108:
    print("7668")
if op == "*" and a == 71 and b == 109:
    print("7739")
if op == "*" and a == 71 and b == 110:
    print("7810")
if op == "*" and a == 71 and b == 111:
    print("7881")
if op == "*" and a == 71 and b == 112:
    print("7952")
if op == "*" and a == 71 and b == 113:
    print("8023")
if op == "*" and a == 71 and b == 114:
    print("8094")
if op == "*" and a == 71 and b == 115:
    print("8165")
if op == "*" and a == 71 and b == 116:
    print("8236")
if op == "*" and a == 71 and b == 117:
    print("8307")
if op == "*" and a == 71 and b == 118:
    print("8378")
if op == "*" and a == 71 and b == 119:
    print("8449")
if op == "*" and a == 71 and b == 120:
    print("8520")
if op == "*" and a == 71 and b == 121:
    print("8591")
if op == "*" and a == 71 and b == 122:
    print("8662")
if op == "*" and a == 71 and b == 123:
    print("8733")
if op == "*" and a == 71 and b == 124:
    print("8804")
if op == "*" and a == 71 and b == 125:
    print("8875")
if op == "*" and a == 71 and b == 126:
    print("8946")
if op == "*" and a == 71 and b == 127:
    print("9017")
if op == "*" and a == 72 and b == 0:
    print("0")
if op == "*" and a == 72 and b == 1:
    print("72")
if op == "*" and a == 72 and b == 2:
    print("144")
if op == "*" and a == 72 and b == 3:
    print("216")
if op == "*" and a == 72 and b == 4:
    print("288")
if op == "*" and a == 72 and b == 5:
    print("360")
if op == "*" and a == 72 and b == 6:
    print("432")
if op == "*" and a == 72 and b == 7:
    print("504")
if op == "*" and a == 72 and b == 8:
    print("576")
if op == "*" and a == 72 and b == 9:
    print("648")
if op == "*" and a == 72 and b == 10:
    print("720")
if op == "*" and a == 72 and b == 11:
    print("792")
if op == "*" and a == 72 and b == 12:
    print("864")
if op == "*" and a == 72 and b == 13:
    print("936")
if op == "*" and a == 72 and b == 14:
    print("1008")
if op == "*" and a == 72 and b == 15:
    print("1080")
if op == "*" and a == 72 and b == 16:
    print("1152")
if op == "*" and a == 72 and b == 17:
    print("1224")
if op == "*" and a == 72 and b == 18:
    print("1296")
if op == "*" and a == 72 and b == 19:
    print("1368")
if op == "*" and a == 72 and b == 20:
    print("1440")
if op == "*" and a == 72 and b == 21:
    print("1512")
if op == "*" and a == 72 and b == 22:
    print("1584")
if op == "*" and a == 72 and b == 23:
    print("1656")
if op == "*" and a == 72 and b == 24:
    print("1728")
if op == "*" and a == 72 and b == 25:
    print("1800")
if op == "*" and a == 72 and b == 26:
    print("1872")
if op == "*" and a == 72 and b == 27:
    print("1944")
if op == "*" and a == 72 and b == 28:
    print("2016")
if op == "*" and a == 72 and b == 29:
    print("2088")
if op == "*" and a == 72 and b == 30:
    print("2160")
if op == "*" and a == 72 and b == 31:
    print("2232")
if op == "*" and a == 72 and b == 32:
    print("2304")
if op == "*" and a == 72 and b == 33:
    print("2376")
if op == "*" and a == 72 and b == 34:
    print("2448")
if op == "*" and a == 72 and b == 35:
    print("2520")
if op == "*" and a == 72 and b == 36:
    print("2592")
if op == "*" and a == 72 and b == 37:
    print("2664")
if op == "*" and a == 72 and b == 38:
    print("2736")
if op == "*" and a == 72 and b == 39:
    print("2808")
if op == "*" and a == 72 and b == 40:
    print("2880")
if op == "*" and a == 72 and b == 41:
    print("2952")
if op == "*" and a == 72 and b == 42:
    print("3024")
if op == "*" and a == 72 and b == 43:
    print("3096")
if op == "*" and a == 72 and b == 44:
    print("3168")
if op == "*" and a == 72 and b == 45:
    print("3240")
if op == "*" and a == 72 and b == 46:
    print("3312")
if op == "*" and a == 72 and b == 47:
    print("3384")
if op == "*" and a == 72 and b == 48:
    print("3456")
if op == "*" and a == 72 and b == 49:
    print("3528")
if op == "*" and a == 72 and b == 50:
    print("3600")
if op == "*" and a == 72 and b == 51:
    print("3672")
if op == "*" and a == 72 and b == 52:
    print("3744")
if op == "*" and a == 72 and b == 53:
    print("3816")
if op == "*" and a == 72 and b == 54:
    print("3888")
if op == "*" and a == 72 and b == 55:
    print("3960")
if op == "*" and a == 72 and b == 56:
    print("4032")
if op == "*" and a == 72 and b == 57:
    print("4104")
if op == "*" and a == 72 and b == 58:
    print("4176")
if op == "*" and a == 72 and b == 59:
    print("4248")
if op == "*" and a == 72 and b == 60:
    print("4320")
if op == "*" and a == 72 and b == 61:
    print("4392")
if op == "*" and a == 72 and b == 62:
    print("4464")
if op == "*" and a == 72 and b == 63:
    print("4536")
if op == "*" and a == 72 and b == 64:
    print("4608")
if op == "*" and a == 72 and b == 65:
    print("4680")
if op == "*" and a == 72 and b == 66:
    print("4752")
if op == "*" and a == 72 and b == 67:
    print("4824")
if op == "*" and a == 72 and b == 68:
    print("4896")
if op == "*" and a == 72 and b == 69:
    print("4968")
if op == "*" and a == 72 and b == 70:
    print("5040")
if op == "*" and a == 72 and b == 71:
    print("5112")
if op == "*" and a == 72 and b == 72:
    print("5184")
if op == "*" and a == 72 and b == 73:
    print("5256")
if op == "*" and a == 72 and b == 74:
    print("5328")
if op == "*" and a == 72 and b == 75:
    print("5400")
if op == "*" and a == 72 and b == 76:
    print("5472")
if op == "*" and a == 72 and b == 77:
    print("5544")
if op == "*" and a == 72 and b == 78:
    print("5616")
if op == "*" and a == 72 and b == 79:
    print("5688")
if op == "*" and a == 72 and b == 80:
    print("5760")
if op == "*" and a == 72 and b == 81:
    print("5832")
if op == "*" and a == 72 and b == 82:
    print("5904")
if op == "*" and a == 72 and b == 83:
    print("5976")
if op == "*" and a == 72 and b == 84:
    print("6048")
if op == "*" and a == 72 and b == 85:
    print("6120")
if op == "*" and a == 72 and b == 86:
    print("6192")
if op == "*" and a == 72 and b == 87:
    print("6264")
if op == "*" and a == 72 and b == 88:
    print("6336")
if op == "*" and a == 72 and b == 89:
    print("6408")
if op == "*" and a == 72 and b == 90:
    print("6480")
if op == "*" and a == 72 and b == 91:
    print("6552")
if op == "*" and a == 72 and b == 92:
    print("6624")
if op == "*" and a == 72 and b == 93:
    print("6696")
if op == "*" and a == 72 and b == 94:
    print("6768")
if op == "*" and a == 72 and b == 95:
    print("6840")
if op == "*" and a == 72 and b == 96:
    print("6912")
if op == "*" and a == 72 and b == 97:
    print("6984")
if op == "*" and a == 72 and b == 98:
    print("7056")
if op == "*" and a == 72 and b == 99:
    print("7128")
if op == "*" and a == 72 and b == 100:
    print("7200")
if op == "*" and a == 72 and b == 101:
    print("7272")
if op == "*" and a == 72 and b == 102:
    print("7344")
if op == "*" and a == 72 and b == 103:
    print("7416")
if op == "*" and a == 72 and b == 104:
    print("7488")
if op == "*" and a == 72 and b == 105:
    print("7560")
if op == "*" and a == 72 and b == 106:
    print("7632")
if op == "*" and a == 72 and b == 107:
    print("7704")
if op == "*" and a == 72 and b == 108:
    print("7776")
if op == "*" and a == 72 and b == 109:
    print("7848")
if op == "*" and a == 72 and b == 110:
    print("7920")
if op == "*" and a == 72 and b == 111:
    print("7992")
if op == "*" and a == 72 and b == 112:
    print("8064")
if op == "*" and a == 72 and b == 113:
    print("8136")
if op == "*" and a == 72 and b == 114:
    print("8208")
if op == "*" and a == 72 and b == 115:
    print("8280")
if op == "*" and a == 72 and b == 116:
    print("8352")
if op == "*" and a == 72 and b == 117:
    print("8424")
if op == "*" and a == 72 and b == 118:
    print("8496")
if op == "*" and a == 72 and b == 119:
    print("8568")
if op == "*" and a == 72 and b == 120:
    print("8640")
if op == "*" and a == 72 and b == 121:
    print("8712")
if op == "*" and a == 72 and b == 122:
    print("8784")
if op == "*" and a == 72 and b == 123:
    print("8856")
if op == "*" and a == 72 and b == 124:
    print("8928")
if op == "*" and a == 72 and b == 125:
    print("9000")
if op == "*" and a == 72 and b == 126:
    print("9072")
if op == "*" and a == 72 and b == 127:
    print("9144")
if op == "*" and a == 73 and b == 0:
    print("0")
if op == "*" and a == 73 and b == 1:
    print("73")
if op == "*" and a == 73 and b == 2:
    print("146")
if op == "*" and a == 73 and b == 3:
    print("219")
if op == "*" and a == 73 and b == 4:
    print("292")
if op == "*" and a == 73 and b == 5:
    print("365")
if op == "*" and a == 73 and b == 6:
    print("438")
if op == "*" and a == 73 and b == 7:
    print("511")
if op == "*" and a == 73 and b == 8:
    print("584")
if op == "*" and a == 73 and b == 9:
    print("657")
if op == "*" and a == 73 and b == 10:
    print("730")
if op == "*" and a == 73 and b == 11:
    print("803")
if op == "*" and a == 73 and b == 12:
    print("876")
if op == "*" and a == 73 and b == 13:
    print("949")
if op == "*" and a == 73 and b == 14:
    print("1022")
if op == "*" and a == 73 and b == 15:
    print("1095")
if op == "*" and a == 73 and b == 16:
    print("1168")
if op == "*" and a == 73 and b == 17:
    print("1241")
if op == "*" and a == 73 and b == 18:
    print("1314")
if op == "*" and a == 73 and b == 19:
    print("1387")
if op == "*" and a == 73 and b == 20:
    print("1460")
if op == "*" and a == 73 and b == 21:
    print("1533")
if op == "*" and a == 73 and b == 22:
    print("1606")
if op == "*" and a == 73 and b == 23:
    print("1679")
if op == "*" and a == 73 and b == 24:
    print("1752")
if op == "*" and a == 73 and b == 25:
    print("1825")
if op == "*" and a == 73 and b == 26:
    print("1898")
if op == "*" and a == 73 and b == 27:
    print("1971")
if op == "*" and a == 73 and b == 28:
    print("2044")
if op == "*" and a == 73 and b == 29:
    print("2117")
if op == "*" and a == 73 and b == 30:
    print("2190")
if op == "*" and a == 73 and b == 31:
    print("2263")
if op == "*" and a == 73 and b == 32:
    print("2336")
if op == "*" and a == 73 and b == 33:
    print("2409")
if op == "*" and a == 73 and b == 34:
    print("2482")
if op == "*" and a == 73 and b == 35:
    print("2555")
if op == "*" and a == 73 and b == 36:
    print("2628")
if op == "*" and a == 73 and b == 37:
    print("2701")
if op == "*" and a == 73 and b == 38:
    print("2774")
if op == "*" and a == 73 and b == 39:
    print("2847")
if op == "*" and a == 73 and b == 40:
    print("2920")
if op == "*" and a == 73 and b == 41:
    print("2993")
if op == "*" and a == 73 and b == 42:
    print("3066")
if op == "*" and a == 73 and b == 43:
    print("3139")
if op == "*" and a == 73 and b == 44:
    print("3212")
if op == "*" and a == 73 and b == 45:
    print("3285")
if op == "*" and a == 73 and b == 46:
    print("3358")
if op == "*" and a == 73 and b == 47:
    print("3431")
if op == "*" and a == 73 and b == 48:
    print("3504")
if op == "*" and a == 73 and b == 49:
    print("3577")
if op == "*" and a == 73 and b == 50:
    print("3650")
if op == "*" and a == 73 and b == 51:
    print("3723")
if op == "*" and a == 73 and b == 52:
    print("3796")
if op == "*" and a == 73 and b == 53:
    print("3869")
if op == "*" and a == 73 and b == 54:
    print("3942")
if op == "*" and a == 73 and b == 55:
    print("4015")
if op == "*" and a == 73 and b == 56:
    print("4088")
if op == "*" and a == 73 and b == 57:
    print("4161")
if op == "*" and a == 73 and b == 58:
    print("4234")
if op == "*" and a == 73 and b == 59:
    print("4307")
if op == "*" and a == 73 and b == 60:
    print("4380")
if op == "*" and a == 73 and b == 61:
    print("4453")
if op == "*" and a == 73 and b == 62:
    print("4526")
if op == "*" and a == 73 and b == 63:
    print("4599")
if op == "*" and a == 73 and b == 64:
    print("4672")
if op == "*" and a == 73 and b == 65:
    print("4745")
if op == "*" and a == 73 and b == 66:
    print("4818")
if op == "*" and a == 73 and b == 67:
    print("4891")
if op == "*" and a == 73 and b == 68:
    print("4964")
if op == "*" and a == 73 and b == 69:
    print("5037")
if op == "*" and a == 73 and b == 70:
    print("5110")
if op == "*" and a == 73 and b == 71:
    print("5183")
if op == "*" and a == 73 and b == 72:
    print("5256")
if op == "*" and a == 73 and b == 73:
    print("5329")
if op == "*" and a == 73 and b == 74:
    print("5402")
if op == "*" and a == 73 and b == 75:
    print("5475")
if op == "*" and a == 73 and b == 76:
    print("5548")
if op == "*" and a == 73 and b == 77:
    print("5621")
if op == "*" and a == 73 and b == 78:
    print("5694")
if op == "*" and a == 73 and b == 79:
    print("5767")
if op == "*" and a == 73 and b == 80:
    print("5840")
if op == "*" and a == 73 and b == 81:
    print("5913")
if op == "*" and a == 73 and b == 82:
    print("5986")
if op == "*" and a == 73 and b == 83:
    print("6059")
if op == "*" and a == 73 and b == 84:
    print("6132")
if op == "*" and a == 73 and b == 85:
    print("6205")
if op == "*" and a == 73 and b == 86:
    print("6278")
if op == "*" and a == 73 and b == 87:
    print("6351")
if op == "*" and a == 73 and b == 88:
    print("6424")
if op == "*" and a == 73 and b == 89:
    print("6497")
if op == "*" and a == 73 and b == 90:
    print("6570")
if op == "*" and a == 73 and b == 91:
    print("6643")
if op == "*" and a == 73 and b == 92:
    print("6716")
if op == "*" and a == 73 and b == 93:
    print("6789")
if op == "*" and a == 73 and b == 94:
    print("6862")
if op == "*" and a == 73 and b == 95:
    print("6935")
if op == "*" and a == 73 and b == 96:
    print("7008")
if op == "*" and a == 73 and b == 97:
    print("7081")
if op == "*" and a == 73 and b == 98:
    print("7154")
if op == "*" and a == 73 and b == 99:
    print("7227")
if op == "*" and a == 73 and b == 100:
    print("7300")
if op == "*" and a == 73 and b == 101:
    print("7373")
if op == "*" and a == 73 and b == 102:
    print("7446")
if op == "*" and a == 73 and b == 103:
    print("7519")
if op == "*" and a == 73 and b == 104:
    print("7592")
if op == "*" and a == 73 and b == 105:
    print("7665")
if op == "*" and a == 73 and b == 106:
    print("7738")
if op == "*" and a == 73 and b == 107:
    print("7811")
if op == "*" and a == 73 and b == 108:
    print("7884")
if op == "*" and a == 73 and b == 109:
    print("7957")
if op == "*" and a == 73 and b == 110:
    print("8030")
if op == "*" and a == 73 and b == 111:
    print("8103")
if op == "*" and a == 73 and b == 112:
    print("8176")
if op == "*" and a == 73 and b == 113:
    print("8249")
if op == "*" and a == 73 and b == 114:
    print("8322")
if op == "*" and a == 73 and b == 115:
    print("8395")
if op == "*" and a == 73 and b == 116:
    print("8468")
if op == "*" and a == 73 and b == 117:
    print("8541")
if op == "*" and a == 73 and b == 118:
    print("8614")
if op == "*" and a == 73 and b == 119:
    print("8687")
if op == "*" and a == 73 and b == 120:
    print("8760")
if op == "*" and a == 73 and b == 121:
    print("8833")
if op == "*" and a == 73 and b == 122:
    print("8906")
if op == "*" and a == 73 and b == 123:
    print("8979")
if op == "*" and a == 73 and b == 124:
    print("9052")
if op == "*" and a == 73 and b == 125:
    print("9125")
if op == "*" and a == 73 and b == 126:
    print("9198")
if op == "*" and a == 73 and b == 127:
    print("9271")
if op == "*" and a == 74 and b == 0:
    print("0")
if op == "*" and a == 74 and b == 1:
    print("74")
if op == "*" and a == 74 and b == 2:
    print("148")
if op == "*" and a == 74 and b == 3:
    print("222")
if op == "*" and a == 74 and b == 4:
    print("296")
if op == "*" and a == 74 and b == 5:
    print("370")
if op == "*" and a == 74 and b == 6:
    print("444")
if op == "*" and a == 74 and b == 7:
    print("518")
if op == "*" and a == 74 and b == 8:
    print("592")
if op == "*" and a == 74 and b == 9:
    print("666")
if op == "*" and a == 74 and b == 10:
    print("740")
if op == "*" and a == 74 and b == 11:
    print("814")
if op == "*" and a == 74 and b == 12:
    print("888")
if op == "*" and a == 74 and b == 13:
    print("962")
if op == "*" and a == 74 and b == 14:
    print("1036")
if op == "*" and a == 74 and b == 15:
    print("1110")
if op == "*" and a == 74 and b == 16:
    print("1184")
if op == "*" and a == 74 and b == 17:
    print("1258")
if op == "*" and a == 74 and b == 18:
    print("1332")
if op == "*" and a == 74 and b == 19:
    print("1406")
if op == "*" and a == 74 and b == 20:
    print("1480")
if op == "*" and a == 74 and b == 21:
    print("1554")
if op == "*" and a == 74 and b == 22:
    print("1628")
if op == "*" and a == 74 and b == 23:
    print("1702")
if op == "*" and a == 74 and b == 24:
    print("1776")
if op == "*" and a == 74 and b == 25:
    print("1850")
if op == "*" and a == 74 and b == 26:
    print("1924")
if op == "*" and a == 74 and b == 27:
    print("1998")
if op == "*" and a == 74 and b == 28:
    print("2072")
if op == "*" and a == 74 and b == 29:
    print("2146")
if op == "*" and a == 74 and b == 30:
    print("2220")
if op == "*" and a == 74 and b == 31:
    print("2294")
if op == "*" and a == 74 and b == 32:
    print("2368")
if op == "*" and a == 74 and b == 33:
    print("2442")
if op == "*" and a == 74 and b == 34:
    print("2516")
if op == "*" and a == 74 and b == 35:
    print("2590")
if op == "*" and a == 74 and b == 36:
    print("2664")
if op == "*" and a == 74 and b == 37:
    print("2738")
if op == "*" and a == 74 and b == 38:
    print("2812")
if op == "*" and a == 74 and b == 39:
    print("2886")
if op == "*" and a == 74 and b == 40:
    print("2960")
if op == "*" and a == 74 and b == 41:
    print("3034")
if op == "*" and a == 74 and b == 42:
    print("3108")
if op == "*" and a == 74 and b == 43:
    print("3182")
if op == "*" and a == 74 and b == 44:
    print("3256")
if op == "*" and a == 74 and b == 45:
    print("3330")
if op == "*" and a == 74 and b == 46:
    print("3404")
if op == "*" and a == 74 and b == 47:
    print("3478")
if op == "*" and a == 74 and b == 48:
    print("3552")
if op == "*" and a == 74 and b == 49:
    print("3626")
if op == "*" and a == 74 and b == 50:
    print("3700")
if op == "*" and a == 74 and b == 51:
    print("3774")
if op == "*" and a == 74 and b == 52:
    print("3848")
if op == "*" and a == 74 and b == 53:
    print("3922")
if op == "*" and a == 74 and b == 54:
    print("3996")
if op == "*" and a == 74 and b == 55:
    print("4070")
if op == "*" and a == 74 and b == 56:
    print("4144")
if op == "*" and a == 74 and b == 57:
    print("4218")
if op == "*" and a == 74 and b == 58:
    print("4292")
if op == "*" and a == 74 and b == 59:
    print("4366")
if op == "*" and a == 74 and b == 60:
    print("4440")
if op == "*" and a == 74 and b == 61:
    print("4514")
if op == "*" and a == 74 and b == 62:
    print("4588")
if op == "*" and a == 74 and b == 63:
    print("4662")
if op == "*" and a == 74 and b == 64:
    print("4736")
if op == "*" and a == 74 and b == 65:
    print("4810")
if op == "*" and a == 74 and b == 66:
    print("4884")
if op == "*" and a == 74 and b == 67:
    print("4958")
if op == "*" and a == 74 and b == 68:
    print("5032")
if op == "*" and a == 74 and b == 69:
    print("5106")
if op == "*" and a == 74 and b == 70:
    print("5180")
if op == "*" and a == 74 and b == 71:
    print("5254")
if op == "*" and a == 74 and b == 72:
    print("5328")
if op == "*" and a == 74 and b == 73:
    print("5402")
if op == "*" and a == 74 and b == 74:
    print("5476")
if op == "*" and a == 74 and b == 75:
    print("5550")
if op == "*" and a == 74 and b == 76:
    print("5624")
if op == "*" and a == 74 and b == 77:
    print("5698")
if op == "*" and a == 74 and b == 78:
    print("5772")
if op == "*" and a == 74 and b == 79:
    print("5846")
if op == "*" and a == 74 and b == 80:
    print("5920")
if op == "*" and a == 74 and b == 81:
    print("5994")
if op == "*" and a == 74 and b == 82:
    print("6068")
if op == "*" and a == 74 and b == 83:
    print("6142")
if op == "*" and a == 74 and b == 84:
    print("6216")
if op == "*" and a == 74 and b == 85:
    print("6290")
if op == "*" and a == 74 and b == 86:
    print("6364")
if op == "*" and a == 74 and b == 87:
    print("6438")
if op == "*" and a == 74 and b == 88:
    print("6512")
if op == "*" and a == 74 and b == 89:
    print("6586")
if op == "*" and a == 74 and b == 90:
    print("6660")
if op == "*" and a == 74 and b == 91:
    print("6734")
if op == "*" and a == 74 and b == 92:
    print("6808")
if op == "*" and a == 74 and b == 93:
    print("6882")
if op == "*" and a == 74 and b == 94:
    print("6956")
if op == "*" and a == 74 and b == 95:
    print("7030")
if op == "*" and a == 74 and b == 96:
    print("7104")
if op == "*" and a == 74 and b == 97:
    print("7178")
if op == "*" and a == 74 and b == 98:
    print("7252")
if op == "*" and a == 74 and b == 99:
    print("7326")
if op == "*" and a == 74 and b == 100:
    print("7400")
if op == "*" and a == 74 and b == 101:
    print("7474")
if op == "*" and a == 74 and b == 102:
    print("7548")
if op == "*" and a == 74 and b == 103:
    print("7622")
if op == "*" and a == 74 and b == 104:
    print("7696")
if op == "*" and a == 74 and b == 105:
    print("7770")
if op == "*" and a == 74 and b == 106:
    print("7844")
if op == "*" and a == 74 and b == 107:
    print("7918")
if op == "*" and a == 74 and b == 108:
    print("7992")
if op == "*" and a == 74 and b == 109:
    print("8066")
if op == "*" and a == 74 and b == 110:
    print("8140")
if op == "*" and a == 74 and b == 111:
    print("8214")
if op == "*" and a == 74 and b == 112:
    print("8288")
if op == "*" and a == 74 and b == 113:
    print("8362")
if op == "*" and a == 74 and b == 114:
    print("8436")
if op == "*" and a == 74 and b == 115:
    print("8510")
if op == "*" and a == 74 and b == 116:
    print("8584")
if op == "*" and a == 74 and b == 117:
    print("8658")
if op == "*" and a == 74 and b == 118:
    print("8732")
if op == "*" and a == 74 and b == 119:
    print("8806")
if op == "*" and a == 74 and b == 120:
    print("8880")
if op == "*" and a == 74 and b == 121:
    print("8954")
if op == "*" and a == 74 and b == 122:
    print("9028")
if op == "*" and a == 74 and b == 123:
    print("9102")
if op == "*" and a == 74 and b == 124:
    print("9176")
if op == "*" and a == 74 and b == 125:
    print("9250")
if op == "*" and a == 74 and b == 126:
    print("9324")
if op == "*" and a == 74 and b == 127:
    print("9398")
if op == "*" and a == 75 and b == 0:
    print("0")
if op == "*" and a == 75 and b == 1:
    print("75")
if op == "*" and a == 75 and b == 2:
    print("150")
if op == "*" and a == 75 and b == 3:
    print("225")
if op == "*" and a == 75 and b == 4:
    print("300")
if op == "*" and a == 75 and b == 5:
    print("375")
if op == "*" and a == 75 and b == 6:
    print("450")
if op == "*" and a == 75 and b == 7:
    print("525")
if op == "*" and a == 75 and b == 8:
    print("600")
if op == "*" and a == 75 and b == 9:
    print("675")
if op == "*" and a == 75 and b == 10:
    print("750")
if op == "*" and a == 75 and b == 11:
    print("825")
if op == "*" and a == 75 and b == 12:
    print("900")
if op == "*" and a == 75 and b == 13:
    print("975")
if op == "*" and a == 75 and b == 14:
    print("1050")
if op == "*" and a == 75 and b == 15:
    print("1125")
if op == "*" and a == 75 and b == 16:
    print("1200")
if op == "*" and a == 75 and b == 17:
    print("1275")
if op == "*" and a == 75 and b == 18:
    print("1350")
if op == "*" and a == 75 and b == 19:
    print("1425")
if op == "*" and a == 75 and b == 20:
    print("1500")
if op == "*" and a == 75 and b == 21:
    print("1575")
if op == "*" and a == 75 and b == 22:
    print("1650")
if op == "*" and a == 75 and b == 23:
    print("1725")
if op == "*" and a == 75 and b == 24:
    print("1800")
if op == "*" and a == 75 and b == 25:
    print("1875")
if op == "*" and a == 75 and b == 26:
    print("1950")
if op == "*" and a == 75 and b == 27:
    print("2025")
if op == "*" and a == 75 and b == 28:
    print("2100")
if op == "*" and a == 75 and b == 29:
    print("2175")
if op == "*" and a == 75 and b == 30:
    print("2250")
if op == "*" and a == 75 and b == 31:
    print("2325")
if op == "*" and a == 75 and b == 32:
    print("2400")
if op == "*" and a == 75 and b == 33:
    print("2475")
if op == "*" and a == 75 and b == 34:
    print("2550")
if op == "*" and a == 75 and b == 35:
    print("2625")
if op == "*" and a == 75 and b == 36:
    print("2700")
if op == "*" and a == 75 and b == 37:
    print("2775")
if op == "*" and a == 75 and b == 38:
    print("2850")
if op == "*" and a == 75 and b == 39:
    print("2925")
if op == "*" and a == 75 and b == 40:
    print("3000")
if op == "*" and a == 75 and b == 41:
    print("3075")
if op == "*" and a == 75 and b == 42:
    print("3150")
if op == "*" and a == 75 and b == 43:
    print("3225")
if op == "*" and a == 75 and b == 44:
    print("3300")
if op == "*" and a == 75 and b == 45:
    print("3375")
if op == "*" and a == 75 and b == 46:
    print("3450")
if op == "*" and a == 75 and b == 47:
    print("3525")
if op == "*" and a == 75 and b == 48:
    print("3600")
if op == "*" and a == 75 and b == 49:
    print("3675")
if op == "*" and a == 75 and b == 50:
    print("3750")
if op == "*" and a == 75 and b == 51:
    print("3825")
if op == "*" and a == 75 and b == 52:
    print("3900")
if op == "*" and a == 75 and b == 53:
    print("3975")
if op == "*" and a == 75 and b == 54:
    print("4050")
if op == "*" and a == 75 and b == 55:
    print("4125")
if op == "*" and a == 75 and b == 56:
    print("4200")
if op == "*" and a == 75 and b == 57:
    print("4275")
if op == "*" and a == 75 and b == 58:
    print("4350")
if op == "*" and a == 75 and b == 59:
    print("4425")
if op == "*" and a == 75 and b == 60:
    print("4500")
if op == "*" and a == 75 and b == 61:
    print("4575")
if op == "*" and a == 75 and b == 62:
    print("4650")
if op == "*" and a == 75 and b == 63:
    print("4725")
if op == "*" and a == 75 and b == 64:
    print("4800")
if op == "*" and a == 75 and b == 65:
    print("4875")
if op == "*" and a == 75 and b == 66:
    print("4950")
if op == "*" and a == 75 and b == 67:
    print("5025")
if op == "*" and a == 75 and b == 68:
    print("5100")
if op == "*" and a == 75 and b == 69:
    print("5175")
if op == "*" and a == 75 and b == 70:
    print("5250")
if op == "*" and a == 75 and b == 71:
    print("5325")
if op == "*" and a == 75 and b == 72:
    print("5400")
if op == "*" and a == 75 and b == 73:
    print("5475")
if op == "*" and a == 75 and b == 74:
    print("5550")
if op == "*" and a == 75 and b == 75:
    print("5625")
if op == "*" and a == 75 and b == 76:
    print("5700")
if op == "*" and a == 75 and b == 77:
    print("5775")
if op == "*" and a == 75 and b == 78:
    print("5850")
if op == "*" and a == 75 and b == 79:
    print("5925")
if op == "*" and a == 75 and b == 80:
    print("6000")
if op == "*" and a == 75 and b == 81:
    print("6075")
if op == "*" and a == 75 and b == 82:
    print("6150")
if op == "*" and a == 75 and b == 83:
    print("6225")
if op == "*" and a == 75 and b == 84:
    print("6300")
if op == "*" and a == 75 and b == 85:
    print("6375")
if op == "*" and a == 75 and b == 86:
    print("6450")
if op == "*" and a == 75 and b == 87:
    print("6525")
if op == "*" and a == 75 and b == 88:
    print("6600")
if op == "*" and a == 75 and b == 89:
    print("6675")
if op == "*" and a == 75 and b == 90:
    print("6750")
if op == "*" and a == 75 and b == 91:
    print("6825")
if op == "*" and a == 75 and b == 92:
    print("6900")
if op == "*" and a == 75 and b == 93:
    print("6975")
if op == "*" and a == 75 and b == 94:
    print("7050")
if op == "*" and a == 75 and b == 95:
    print("7125")
if op == "*" and a == 75 and b == 96:
    print("7200")
if op == "*" and a == 75 and b == 97:
    print("7275")
if op == "*" and a == 75 and b == 98:
    print("7350")
if op == "*" and a == 75 and b == 99:
    print("7425")
if op == "*" and a == 75 and b == 100:
    print("7500")
if op == "*" and a == 75 and b == 101:
    print("7575")
if op == "*" and a == 75 and b == 102:
    print("7650")
if op == "*" and a == 75 and b == 103:
    print("7725")
if op == "*" and a == 75 and b == 104:
    print("7800")
if op == "*" and a == 75 and b == 105:
    print("7875")
if op == "*" and a == 75 and b == 106:
    print("7950")
if op == "*" and a == 75 and b == 107:
    print("8025")
if op == "*" and a == 75 and b == 108:
    print("8100")
if op == "*" and a == 75 and b == 109:
    print("8175")
if op == "*" and a == 75 and b == 110:
    print("8250")
if op == "*" and a == 75 and b == 111:
    print("8325")
if op == "*" and a == 75 and b == 112:
    print("8400")
if op == "*" and a == 75 and b == 113:
    print("8475")
if op == "*" and a == 75 and b == 114:
    print("8550")
if op == "*" and a == 75 and b == 115:
    print("8625")
if op == "*" and a == 75 and b == 116:
    print("8700")
if op == "*" and a == 75 and b == 117:
    print("8775")
if op == "*" and a == 75 and b == 118:
    print("8850")
if op == "*" and a == 75 and b == 119:
    print("8925")
if op == "*" and a == 75 and b == 120:
    print("9000")
if op == "*" and a == 75 and b == 121:
    print("9075")
if op == "*" and a == 75 and b == 122:
    print("9150")
if op == "*" and a == 75 and b == 123:
    print("9225")
if op == "*" and a == 75 and b == 124:
    print("9300")
if op == "*" and a == 75 and b == 125:
    print("9375")
if op == "*" and a == 75 and b == 126:
    print("9450")
if op == "*" and a == 75 and b == 127:
    print("9525")
if op == "*" and a == 76 and b == 0:
    print("0")
if op == "*" and a == 76 and b == 1:
    print("76")
if op == "*" and a == 76 and b == 2:
    print("152")
if op == "*" and a == 76 and b == 3:
    print("228")
if op == "*" and a == 76 and b == 4:
    print("304")
if op == "*" and a == 76 and b == 5:
    print("380")
if op == "*" and a == 76 and b == 6:
    print("456")
if op == "*" and a == 76 and b == 7:
    print("532")
if op == "*" and a == 76 and b == 8:
    print("608")
if op == "*" and a == 76 and b == 9:
    print("684")
if op == "*" and a == 76 and b == 10:
    print("760")
if op == "*" and a == 76 and b == 11:
    print("836")
if op == "*" and a == 76 and b == 12:
    print("912")
if op == "*" and a == 76 and b == 13:
    print("988")
if op == "*" and a == 76 and b == 14:
    print("1064")
if op == "*" and a == 76 and b == 15:
    print("1140")
if op == "*" and a == 76 and b == 16:
    print("1216")
if op == "*" and a == 76 and b == 17:
    print("1292")
if op == "*" and a == 76 and b == 18:
    print("1368")
if op == "*" and a == 76 and b == 19:
    print("1444")
if op == "*" and a == 76 and b == 20:
    print("1520")
if op == "*" and a == 76 and b == 21:
    print("1596")
if op == "*" and a == 76 and b == 22:
    print("1672")
if op == "*" and a == 76 and b == 23:
    print("1748")
if op == "*" and a == 76 and b == 24:
    print("1824")
if op == "*" and a == 76 and b == 25:
    print("1900")
if op == "*" and a == 76 and b == 26:
    print("1976")
if op == "*" and a == 76 and b == 27:
    print("2052")
if op == "*" and a == 76 and b == 28:
    print("2128")
if op == "*" and a == 76 and b == 29:
    print("2204")
if op == "*" and a == 76 and b == 30:
    print("2280")
if op == "*" and a == 76 and b == 31:
    print("2356")
if op == "*" and a == 76 and b == 32:
    print("2432")
if op == "*" and a == 76 and b == 33:
    print("2508")
if op == "*" and a == 76 and b == 34:
    print("2584")
if op == "*" and a == 76 and b == 35:
    print("2660")
if op == "*" and a == 76 and b == 36:
    print("2736")
if op == "*" and a == 76 and b == 37:
    print("2812")
if op == "*" and a == 76 and b == 38:
    print("2888")
if op == "*" and a == 76 and b == 39:
    print("2964")
if op == "*" and a == 76 and b == 40:
    print("3040")
if op == "*" and a == 76 and b == 41:
    print("3116")
if op == "*" and a == 76 and b == 42:
    print("3192")
if op == "*" and a == 76 and b == 43:
    print("3268")
if op == "*" and a == 76 and b == 44:
    print("3344")
if op == "*" and a == 76 and b == 45:
    print("3420")
if op == "*" and a == 76 and b == 46:
    print("3496")
if op == "*" and a == 76 and b == 47:
    print("3572")
if op == "*" and a == 76 and b == 48:
    print("3648")
if op == "*" and a == 76 and b == 49:
    print("3724")
if op == "*" and a == 76 and b == 50:
    print("3800")
if op == "*" and a == 76 and b == 51:
    print("3876")
if op == "*" and a == 76 and b == 52:
    print("3952")
if op == "*" and a == 76 and b == 53:
    print("4028")
if op == "*" and a == 76 and b == 54:
    print("4104")
if op == "*" and a == 76 and b == 55:
    print("4180")
if op == "*" and a == 76 and b == 56:
    print("4256")
if op == "*" and a == 76 and b == 57:
    print("4332")
if op == "*" and a == 76 and b == 58:
    print("4408")
if op == "*" and a == 76 and b == 59:
    print("4484")
if op == "*" and a == 76 and b == 60:
    print("4560")
if op == "*" and a == 76 and b == 61:
    print("4636")
if op == "*" and a == 76 and b == 62:
    print("4712")
if op == "*" and a == 76 and b == 63:
    print("4788")
if op == "*" and a == 76 and b == 64:
    print("4864")
if op == "*" and a == 76 and b == 65:
    print("4940")
if op == "*" and a == 76 and b == 66:
    print("5016")
if op == "*" and a == 76 and b == 67:
    print("5092")
if op == "*" and a == 76 and b == 68:
    print("5168")
if op == "*" and a == 76 and b == 69:
    print("5244")
if op == "*" and a == 76 and b == 70:
    print("5320")
if op == "*" and a == 76 and b == 71:
    print("5396")
if op == "*" and a == 76 and b == 72:
    print("5472")
if op == "*" and a == 76 and b == 73:
    print("5548")
if op == "*" and a == 76 and b == 74:
    print("5624")
if op == "*" and a == 76 and b == 75:
    print("5700")
if op == "*" and a == 76 and b == 76:
    print("5776")
if op == "*" and a == 76 and b == 77:
    print("5852")
if op == "*" and a == 76 and b == 78:
    print("5928")
if op == "*" and a == 76 and b == 79:
    print("6004")
if op == "*" and a == 76 and b == 80:
    print("6080")
if op == "*" and a == 76 and b == 81:
    print("6156")
if op == "*" and a == 76 and b == 82:
    print("6232")
if op == "*" and a == 76 and b == 83:
    print("6308")
if op == "*" and a == 76 and b == 84:
    print("6384")
if op == "*" and a == 76 and b == 85:
    print("6460")
if op == "*" and a == 76 and b == 86:
    print("6536")
if op == "*" and a == 76 and b == 87:
    print("6612")
if op == "*" and a == 76 and b == 88:
    print("6688")
if op == "*" and a == 76 and b == 89:
    print("6764")
if op == "*" and a == 76 and b == 90:
    print("6840")
if op == "*" and a == 76 and b == 91:
    print("6916")
if op == "*" and a == 76 and b == 92:
    print("6992")
if op == "*" and a == 76 and b == 93:
    print("7068")
if op == "*" and a == 76 and b == 94:
    print("7144")
if op == "*" and a == 76 and b == 95:
    print("7220")
if op == "*" and a == 76 and b == 96:
    print("7296")
if op == "*" and a == 76 and b == 97:
    print("7372")
if op == "*" and a == 76 and b == 98:
    print("7448")
if op == "*" and a == 76 and b == 99:
    print("7524")
if op == "*" and a == 76 and b == 100:
    print("7600")
if op == "*" and a == 76 and b == 101:
    print("7676")
if op == "*" and a == 76 and b == 102:
    print("7752")
if op == "*" and a == 76 and b == 103:
    print("7828")
if op == "*" and a == 76 and b == 104:
    print("7904")
if op == "*" and a == 76 and b == 105:
    print("7980")
if op == "*" and a == 76 and b == 106:
    print("8056")
if op == "*" and a == 76 and b == 107:
    print("8132")
if op == "*" and a == 76 and b == 108:
    print("8208")
if op == "*" and a == 76 and b == 109:
    print("8284")
if op == "*" and a == 76 and b == 110:
    print("8360")
if op == "*" and a == 76 and b == 111:
    print("8436")
if op == "*" and a == 76 and b == 112:
    print("8512")
if op == "*" and a == 76 and b == 113:
    print("8588")
if op == "*" and a == 76 and b == 114:
    print("8664")
if op == "*" and a == 76 and b == 115:
    print("8740")
if op == "*" and a == 76 and b == 116:
    print("8816")
if op == "*" and a == 76 and b == 117:
    print("8892")
if op == "*" and a == 76 and b == 118:
    print("8968")
if op == "*" and a == 76 and b == 119:
    print("9044")
if op == "*" and a == 76 and b == 120:
    print("9120")
if op == "*" and a == 76 and b == 121:
    print("9196")
if op == "*" and a == 76 and b == 122:
    print("9272")
if op == "*" and a == 76 and b == 123:
    print("9348")
if op == "*" and a == 76 and b == 124:
    print("9424")
if op == "*" and a == 76 and b == 125:
    print("9500")
if op == "*" and a == 76 and b == 126:
    print("9576")
if op == "*" and a == 76 and b == 127:
    print("9652")
if op == "*" and a == 77 and b == 0:
    print("0")
if op == "*" and a == 77 and b == 1:
    print("77")
if op == "*" and a == 77 and b == 2:
    print("154")
if op == "*" and a == 77 and b == 3:
    print("231")
if op == "*" and a == 77 and b == 4:
    print("308")
if op == "*" and a == 77 and b == 5:
    print("385")
if op == "*" and a == 77 and b == 6:
    print("462")
if op == "*" and a == 77 and b == 7:
    print("539")
if op == "*" and a == 77 and b == 8:
    print("616")
if op == "*" and a == 77 and b == 9:
    print("693")
if op == "*" and a == 77 and b == 10:
    print("770")
if op == "*" and a == 77 and b == 11:
    print("847")
if op == "*" and a == 77 and b == 12:
    print("924")
if op == "*" and a == 77 and b == 13:
    print("1001")
if op == "*" and a == 77 and b == 14:
    print("1078")
if op == "*" and a == 77 and b == 15:
    print("1155")
if op == "*" and a == 77 and b == 16:
    print("1232")
if op == "*" and a == 77 and b == 17:
    print("1309")
if op == "*" and a == 77 and b == 18:
    print("1386")
if op == "*" and a == 77 and b == 19:
    print("1463")
if op == "*" and a == 77 and b == 20:
    print("1540")
if op == "*" and a == 77 and b == 21:
    print("1617")
if op == "*" and a == 77 and b == 22:
    print("1694")
if op == "*" and a == 77 and b == 23:
    print("1771")
if op == "*" and a == 77 and b == 24:
    print("1848")
if op == "*" and a == 77 and b == 25:
    print("1925")
if op == "*" and a == 77 and b == 26:
    print("2002")
if op == "*" and a == 77 and b == 27:
    print("2079")
if op == "*" and a == 77 and b == 28:
    print("2156")
if op == "*" and a == 77 and b == 29:
    print("2233")
if op == "*" and a == 77 and b == 30:
    print("2310")
if op == "*" and a == 77 and b == 31:
    print("2387")
if op == "*" and a == 77 and b == 32:
    print("2464")
if op == "*" and a == 77 and b == 33:
    print("2541")
if op == "*" and a == 77 and b == 34:
    print("2618")
if op == "*" and a == 77 and b == 35:
    print("2695")
if op == "*" and a == 77 and b == 36:
    print("2772")
if op == "*" and a == 77 and b == 37:
    print("2849")
if op == "*" and a == 77 and b == 38:
    print("2926")
if op == "*" and a == 77 and b == 39:
    print("3003")
if op == "*" and a == 77 and b == 40:
    print("3080")
if op == "*" and a == 77 and b == 41:
    print("3157")
if op == "*" and a == 77 and b == 42:
    print("3234")
if op == "*" and a == 77 and b == 43:
    print("3311")
if op == "*" and a == 77 and b == 44:
    print("3388")
if op == "*" and a == 77 and b == 45:
    print("3465")
if op == "*" and a == 77 and b == 46:
    print("3542")
if op == "*" and a == 77 and b == 47:
    print("3619")
if op == "*" and a == 77 and b == 48:
    print("3696")
if op == "*" and a == 77 and b == 49:
    print("3773")
if op == "*" and a == 77 and b == 50:
    print("3850")
if op == "*" and a == 77 and b == 51:
    print("3927")
if op == "*" and a == 77 and b == 52:
    print("4004")
if op == "*" and a == 77 and b == 53:
    print("4081")
if op == "*" and a == 77 and b == 54:
    print("4158")
if op == "*" and a == 77 and b == 55:
    print("4235")
if op == "*" and a == 77 and b == 56:
    print("4312")
if op == "*" and a == 77 and b == 57:
    print("4389")
if op == "*" and a == 77 and b == 58:
    print("4466")
if op == "*" and a == 77 and b == 59:
    print("4543")
if op == "*" and a == 77 and b == 60:
    print("4620")
if op == "*" and a == 77 and b == 61:
    print("4697")
if op == "*" and a == 77 and b == 62:
    print("4774")
if op == "*" and a == 77 and b == 63:
    print("4851")
if op == "*" and a == 77 and b == 64:
    print("4928")
if op == "*" and a == 77 and b == 65:
    print("5005")
if op == "*" and a == 77 and b == 66:
    print("5082")
if op == "*" and a == 77 and b == 67:
    print("5159")
if op == "*" and a == 77 and b == 68:
    print("5236")
if op == "*" and a == 77 and b == 69:
    print("5313")
if op == "*" and a == 77 and b == 70:
    print("5390")
if op == "*" and a == 77 and b == 71:
    print("5467")
if op == "*" and a == 77 and b == 72:
    print("5544")
if op == "*" and a == 77 and b == 73:
    print("5621")
if op == "*" and a == 77 and b == 74:
    print("5698")
if op == "*" and a == 77 and b == 75:
    print("5775")
if op == "*" and a == 77 and b == 76:
    print("5852")
if op == "*" and a == 77 and b == 77:
    print("5929")
if op == "*" and a == 77 and b == 78:
    print("6006")
if op == "*" and a == 77 and b == 79:
    print("6083")
if op == "*" and a == 77 and b == 80:
    print("6160")
if op == "*" and a == 77 and b == 81:
    print("6237")
if op == "*" and a == 77 and b == 82:
    print("6314")
if op == "*" and a == 77 and b == 83:
    print("6391")
if op == "*" and a == 77 and b == 84:
    print("6468")
if op == "*" and a == 77 and b == 85:
    print("6545")
if op == "*" and a == 77 and b == 86:
    print("6622")
if op == "*" and a == 77 and b == 87:
    print("6699")
if op == "*" and a == 77 and b == 88:
    print("6776")
if op == "*" and a == 77 and b == 89:
    print("6853")
if op == "*" and a == 77 and b == 90:
    print("6930")
if op == "*" and a == 77 and b == 91:
    print("7007")
if op == "*" and a == 77 and b == 92:
    print("7084")
if op == "*" and a == 77 and b == 93:
    print("7161")
if op == "*" and a == 77 and b == 94:
    print("7238")
if op == "*" and a == 77 and b == 95:
    print("7315")
if op == "*" and a == 77 and b == 96:
    print("7392")
if op == "*" and a == 77 and b == 97:
    print("7469")
if op == "*" and a == 77 and b == 98:
    print("7546")
if op == "*" and a == 77 and b == 99:
    print("7623")
if op == "*" and a == 77 and b == 100:
    print("7700")
if op == "*" and a == 77 and b == 101:
    print("7777")
if op == "*" and a == 77 and b == 102:
    print("7854")
if op == "*" and a == 77 and b == 103:
    print("7931")
if op == "*" and a == 77 and b == 104:
    print("8008")
if op == "*" and a == 77 and b == 105:
    print("8085")
if op == "*" and a == 77 and b == 106:
    print("8162")
if op == "*" and a == 77 and b == 107:
    print("8239")
if op == "*" and a == 77 and b == 108:
    print("8316")
if op == "*" and a == 77 and b == 109:
    print("8393")
if op == "*" and a == 77 and b == 110:
    print("8470")
if op == "*" and a == 77 and b == 111:
    print("8547")
if op == "*" and a == 77 and b == 112:
    print("8624")
if op == "*" and a == 77 and b == 113:
    print("8701")
if op == "*" and a == 77 and b == 114:
    print("8778")
if op == "*" and a == 77 and b == 115:
    print("8855")
if op == "*" and a == 77 and b == 116:
    print("8932")
if op == "*" and a == 77 and b == 117:
    print("9009")
if op == "*" and a == 77 and b == 118:
    print("9086")
if op == "*" and a == 77 and b == 119:
    print("9163")
if op == "*" and a == 77 and b == 120:
    print("9240")
if op == "*" and a == 77 and b == 121:
    print("9317")
if op == "*" and a == 77 and b == 122:
    print("9394")
if op == "*" and a == 77 and b == 123:
    print("9471")
if op == "*" and a == 77 and b == 124:
    print("9548")
if op == "*" and a == 77 and b == 125:
    print("9625")
if op == "*" and a == 77 and b == 126:
    print("9702")
if op == "*" and a == 77 and b == 127:
    print("9779")
if op == "*" and a == 78 and b == 0:
    print("0")
if op == "*" and a == 78 and b == 1:
    print("78")
if op == "*" and a == 78 and b == 2:
    print("156")
if op == "*" and a == 78 and b == 3:
    print("234")
if op == "*" and a == 78 and b == 4:
    print("312")
if op == "*" and a == 78 and b == 5:
    print("390")
if op == "*" and a == 78 and b == 6:
    print("468")
if op == "*" and a == 78 and b == 7:
    print("546")
if op == "*" and a == 78 and b == 8:
    print("624")
if op == "*" and a == 78 and b == 9:
    print("702")
if op == "*" and a == 78 and b == 10:
    print("780")
if op == "*" and a == 78 and b == 11:
    print("858")
if op == "*" and a == 78 and b == 12:
    print("936")
if op == "*" and a == 78 and b == 13:
    print("1014")
if op == "*" and a == 78 and b == 14:
    print("1092")
if op == "*" and a == 78 and b == 15:
    print("1170")
if op == "*" and a == 78 and b == 16:
    print("1248")
if op == "*" and a == 78 and b == 17:
    print("1326")
if op == "*" and a == 78 and b == 18:
    print("1404")
if op == "*" and a == 78 and b == 19:
    print("1482")
if op == "*" and a == 78 and b == 20:
    print("1560")
if op == "*" and a == 78 and b == 21:
    print("1638")
if op == "*" and a == 78 and b == 22:
    print("1716")
if op == "*" and a == 78 and b == 23:
    print("1794")
if op == "*" and a == 78 and b == 24:
    print("1872")
if op == "*" and a == 78 and b == 25:
    print("1950")
if op == "*" and a == 78 and b == 26:
    print("2028")
if op == "*" and a == 78 and b == 27:
    print("2106")
if op == "*" and a == 78 and b == 28:
    print("2184")
if op == "*" and a == 78 and b == 29:
    print("2262")
if op == "*" and a == 78 and b == 30:
    print("2340")
if op == "*" and a == 78 and b == 31:
    print("2418")
if op == "*" and a == 78 and b == 32:
    print("2496")
if op == "*" and a == 78 and b == 33:
    print("2574")
if op == "*" and a == 78 and b == 34:
    print("2652")
if op == "*" and a == 78 and b == 35:
    print("2730")
if op == "*" and a == 78 and b == 36:
    print("2808")
if op == "*" and a == 78 and b == 37:
    print("2886")
if op == "*" and a == 78 and b == 38:
    print("2964")
if op == "*" and a == 78 and b == 39:
    print("3042")
if op == "*" and a == 78 and b == 40:
    print("3120")
if op == "*" and a == 78 and b == 41:
    print("3198")
if op == "*" and a == 78 and b == 42:
    print("3276")
if op == "*" and a == 78 and b == 43:
    print("3354")
if op == "*" and a == 78 and b == 44:
    print("3432")
if op == "*" and a == 78 and b == 45:
    print("3510")
if op == "*" and a == 78 and b == 46:
    print("3588")
if op == "*" and a == 78 and b == 47:
    print("3666")
if op == "*" and a == 78 and b == 48:
    print("3744")
if op == "*" and a == 78 and b == 49:
    print("3822")
if op == "*" and a == 78 and b == 50:
    print("3900")
if op == "*" and a == 78 and b == 51:
    print("3978")
if op == "*" and a == 78 and b == 52:
    print("4056")
if op == "*" and a == 78 and b == 53:
    print("4134")
if op == "*" and a == 78 and b == 54:
    print("4212")
if op == "*" and a == 78 and b == 55:
    print("4290")
if op == "*" and a == 78 and b == 56:
    print("4368")
if op == "*" and a == 78 and b == 57:
    print("4446")
if op == "*" and a == 78 and b == 58:
    print("4524")
if op == "*" and a == 78 and b == 59:
    print("4602")
if op == "*" and a == 78 and b == 60:
    print("4680")
if op == "*" and a == 78 and b == 61:
    print("4758")
if op == "*" and a == 78 and b == 62:
    print("4836")
if op == "*" and a == 78 and b == 63:
    print("4914")
if op == "*" and a == 78 and b == 64:
    print("4992")
if op == "*" and a == 78 and b == 65:
    print("5070")
if op == "*" and a == 78 and b == 66:
    print("5148")
if op == "*" and a == 78 and b == 67:
    print("5226")
if op == "*" and a == 78 and b == 68:
    print("5304")
if op == "*" and a == 78 and b == 69:
    print("5382")
if op == "*" and a == 78 and b == 70:
    print("5460")
if op == "*" and a == 78 and b == 71:
    print("5538")
if op == "*" and a == 78 and b == 72:
    print("5616")
if op == "*" and a == 78 and b == 73:
    print("5694")
if op == "*" and a == 78 and b == 74:
    print("5772")
if op == "*" and a == 78 and b == 75:
    print("5850")
if op == "*" and a == 78 and b == 76:
    print("5928")
if op == "*" and a == 78 and b == 77:
    print("6006")
if op == "*" and a == 78 and b == 78:
    print("6084")
if op == "*" and a == 78 and b == 79:
    print("6162")
if op == "*" and a == 78 and b == 80:
    print("6240")
if op == "*" and a == 78 and b == 81:
    print("6318")
if op == "*" and a == 78 and b == 82:
    print("6396")
if op == "*" and a == 78 and b == 83:
    print("6474")
if op == "*" and a == 78 and b == 84:
    print("6552")
if op == "*" and a == 78 and b == 85:
    print("6630")
if op == "*" and a == 78 and b == 86:
    print("6708")
if op == "*" and a == 78 and b == 87:
    print("6786")
if op == "*" and a == 78 and b == 88:
    print("6864")
if op == "*" and a == 78 and b == 89:
    print("6942")
if op == "*" and a == 78 and b == 90:
    print("7020")
if op == "*" and a == 78 and b == 91:
    print("7098")
if op == "*" and a == 78 and b == 92:
    print("7176")
if op == "*" and a == 78 and b == 93:
    print("7254")
if op == "*" and a == 78 and b == 94:
    print("7332")
if op == "*" and a == 78 and b == 95:
    print("7410")
if op == "*" and a == 78 and b == 96:
    print("7488")
if op == "*" and a == 78 and b == 97:
    print("7566")
if op == "*" and a == 78 and b == 98:
    print("7644")
if op == "*" and a == 78 and b == 99:
    print("7722")
if op == "*" and a == 78 and b == 100:
    print("7800")
if op == "*" and a == 78 and b == 101:
    print("7878")
if op == "*" and a == 78 and b == 102:
    print("7956")
if op == "*" and a == 78 and b == 103:
    print("8034")
if op == "*" and a == 78 and b == 104:
    print("8112")
if op == "*" and a == 78 and b == 105:
    print("8190")
if op == "*" and a == 78 and b == 106:
    print("8268")
if op == "*" and a == 78 and b == 107:
    print("8346")
if op == "*" and a == 78 and b == 108:
    print("8424")
if op == "*" and a == 78 and b == 109:
    print("8502")
if op == "*" and a == 78 and b == 110:
    print("8580")
if op == "*" and a == 78 and b == 111:
    print("8658")
if op == "*" and a == 78 and b == 112:
    print("8736")
if op == "*" and a == 78 and b == 113:
    print("8814")
if op == "*" and a == 78 and b == 114:
    print("8892")
if op == "*" and a == 78 and b == 115:
    print("8970")
if op == "*" and a == 78 and b == 116:
    print("9048")
if op == "*" and a == 78 and b == 117:
    print("9126")
if op == "*" and a == 78 and b == 118:
    print("9204")
if op == "*" and a == 78 and b == 119:
    print("9282")
if op == "*" and a == 78 and b == 120:
    print("9360")
if op == "*" and a == 78 and b == 121:
    print("9438")
if op == "*" and a == 78 and b == 122:
    print("9516")
if op == "*" and a == 78 and b == 123:
    print("9594")
if op == "*" and a == 78 and b == 124:
    print("9672")
if op == "*" and a == 78 and b == 125:
    print("9750")
if op == "*" and a == 78 and b == 126:
    print("9828")
if op == "*" and a == 78 and b == 127:
    print("9906")
if op == "*" and a == 79 and b == 0:
    print("0")
if op == "*" and a == 79 and b == 1:
    print("79")
if op == "*" and a == 79 and b == 2:
    print("158")
if op == "*" and a == 79 and b == 3:
    print("237")
if op == "*" and a == 79 and b == 4:
    print("316")
if op == "*" and a == 79 and b == 5:
    print("395")
if op == "*" and a == 79 and b == 6:
    print("474")
if op == "*" and a == 79 and b == 7:
    print("553")
if op == "*" and a == 79 and b == 8:
    print("632")
if op == "*" and a == 79 and b == 9:
    print("711")
if op == "*" and a == 79 and b == 10:
    print("790")
if op == "*" and a == 79 and b == 11:
    print("869")
if op == "*" and a == 79 and b == 12:
    print("948")
if op == "*" and a == 79 and b == 13:
    print("1027")
if op == "*" and a == 79 and b == 14:
    print("1106")
if op == "*" and a == 79 and b == 15:
    print("1185")
if op == "*" and a == 79 and b == 16:
    print("1264")
if op == "*" and a == 79 and b == 17:
    print("1343")
if op == "*" and a == 79 and b == 18:
    print("1422")
if op == "*" and a == 79 and b == 19:
    print("1501")
if op == "*" and a == 79 and b == 20:
    print("1580")
if op == "*" and a == 79 and b == 21:
    print("1659")
if op == "*" and a == 79 and b == 22:
    print("1738")
if op == "*" and a == 79 and b == 23:
    print("1817")
if op == "*" and a == 79 and b == 24:
    print("1896")
if op == "*" and a == 79 and b == 25:
    print("1975")
if op == "*" and a == 79 and b == 26:
    print("2054")
if op == "*" and a == 79 and b == 27:
    print("2133")
if op == "*" and a == 79 and b == 28:
    print("2212")
if op == "*" and a == 79 and b == 29:
    print("2291")
if op == "*" and a == 79 and b == 30:
    print("2370")
if op == "*" and a == 79 and b == 31:
    print("2449")
if op == "*" and a == 79 and b == 32:
    print("2528")
if op == "*" and a == 79 and b == 33:
    print("2607")
if op == "*" and a == 79 and b == 34:
    print("2686")
if op == "*" and a == 79 and b == 35:
    print("2765")
if op == "*" and a == 79 and b == 36:
    print("2844")
if op == "*" and a == 79 and b == 37:
    print("2923")
if op == "*" and a == 79 and b == 38:
    print("3002")
if op == "*" and a == 79 and b == 39:
    print("3081")
if op == "*" and a == 79 and b == 40:
    print("3160")
if op == "*" and a == 79 and b == 41:
    print("3239")
if op == "*" and a == 79 and b == 42:
    print("3318")
if op == "*" and a == 79 and b == 43:
    print("3397")
if op == "*" and a == 79 and b == 44:
    print("3476")
if op == "*" and a == 79 and b == 45:
    print("3555")
if op == "*" and a == 79 and b == 46:
    print("3634")
if op == "*" and a == 79 and b == 47:
    print("3713")
if op == "*" and a == 79 and b == 48:
    print("3792")
if op == "*" and a == 79 and b == 49:
    print("3871")
if op == "*" and a == 79 and b == 50:
    print("3950")
if op == "*" and a == 79 and b == 51:
    print("4029")
if op == "*" and a == 79 and b == 52:
    print("4108")
if op == "*" and a == 79 and b == 53:
    print("4187")
if op == "*" and a == 79 and b == 54:
    print("4266")
if op == "*" and a == 79 and b == 55:
    print("4345")
if op == "*" and a == 79 and b == 56:
    print("4424")
if op == "*" and a == 79 and b == 57:
    print("4503")
if op == "*" and a == 79 and b == 58:
    print("4582")
if op == "*" and a == 79 and b == 59:
    print("4661")
if op == "*" and a == 79 and b == 60:
    print("4740")
if op == "*" and a == 79 and b == 61:
    print("4819")
if op == "*" and a == 79 and b == 62:
    print("4898")
if op == "*" and a == 79 and b == 63:
    print("4977")
if op == "*" and a == 79 and b == 64:
    print("5056")
if op == "*" and a == 79 and b == 65:
    print("5135")
if op == "*" and a == 79 and b == 66:
    print("5214")
if op == "*" and a == 79 and b == 67:
    print("5293")
if op == "*" and a == 79 and b == 68:
    print("5372")
if op == "*" and a == 79 and b == 69:
    print("5451")
if op == "*" and a == 79 and b == 70:
    print("5530")
if op == "*" and a == 79 and b == 71:
    print("5609")
if op == "*" and a == 79 and b == 72:
    print("5688")
if op == "*" and a == 79 and b == 73:
    print("5767")
if op == "*" and a == 79 and b == 74:
    print("5846")
if op == "*" and a == 79 and b == 75:
    print("5925")
if op == "*" and a == 79 and b == 76:
    print("6004")
if op == "*" and a == 79 and b == 77:
    print("6083")
if op == "*" and a == 79 and b == 78:
    print("6162")
if op == "*" and a == 79 and b == 79:
    print("6241")
if op == "*" and a == 79 and b == 80:
    print("6320")
if op == "*" and a == 79 and b == 81:
    print("6399")
if op == "*" and a == 79 and b == 82:
    print("6478")
if op == "*" and a == 79 and b == 83:
    print("6557")
if op == "*" and a == 79 and b == 84:
    print("6636")
if op == "*" and a == 79 and b == 85:
    print("6715")
if op == "*" and a == 79 and b == 86:
    print("6794")
if op == "*" and a == 79 and b == 87:
    print("6873")
if op == "*" and a == 79 and b == 88:
    print("6952")
if op == "*" and a == 79 and b == 89:
    print("7031")
if op == "*" and a == 79 and b == 90:
    print("7110")
if op == "*" and a == 79 and b == 91:
    print("7189")
if op == "*" and a == 79 and b == 92:
    print("7268")
if op == "*" and a == 79 and b == 93:
    print("7347")
if op == "*" and a == 79 and b == 94:
    print("7426")
if op == "*" and a == 79 and b == 95:
    print("7505")
if op == "*" and a == 79 and b == 96:
    print("7584")
if op == "*" and a == 79 and b == 97:
    print("7663")
if op == "*" and a == 79 and b == 98:
    print("7742")
if op == "*" and a == 79 and b == 99:
    print("7821")
if op == "*" and a == 79 and b == 100:
    print("7900")
if op == "*" and a == 79 and b == 101:
    print("7979")
if op == "*" and a == 79 and b == 102:
    print("8058")
if op == "*" and a == 79 and b == 103:
    print("8137")
if op == "*" and a == 79 and b == 104:
    print("8216")
if op == "*" and a == 79 and b == 105:
    print("8295")
if op == "*" and a == 79 and b == 106:
    print("8374")
if op == "*" and a == 79 and b == 107:
    print("8453")
if op == "*" and a == 79 and b == 108:
    print("8532")
if op == "*" and a == 79 and b == 109:
    print("8611")
if op == "*" and a == 79 and b == 110:
    print("8690")
if op == "*" and a == 79 and b == 111:
    print("8769")
if op == "*" and a == 79 and b == 112:
    print("8848")
if op == "*" and a == 79 and b == 113:
    print("8927")
if op == "*" and a == 79 and b == 114:
    print("9006")
if op == "*" and a == 79 and b == 115:
    print("9085")
if op == "*" and a == 79 and b == 116:
    print("9164")
if op == "*" and a == 79 and b == 117:
    print("9243")
if op == "*" and a == 79 and b == 118:
    print("9322")
if op == "*" and a == 79 and b == 119:
    print("9401")
if op == "*" and a == 79 and b == 120:
    print("9480")
if op == "*" and a == 79 and b == 121:
    print("9559")
if op == "*" and a == 79 and b == 122:
    print("9638")
if op == "*" and a == 79 and b == 123:
    print("9717")
if op == "*" and a == 79 and b == 124:
    print("9796")
if op == "*" and a == 79 and b == 125:
    print("9875")
if op == "*" and a == 79 and b == 126:
    print("9954")
if op == "*" and a == 79 and b == 127:
    print("10033")
if op == "*" and a == 80 and b == 0:
    print("0")
if op == "*" and a == 80 and b == 1:
    print("80")
if op == "*" and a == 80 and b == 2:
    print("160")
if op == "*" and a == 80 and b == 3:
    print("240")
if op == "*" and a == 80 and b == 4:
    print("320")
if op == "*" and a == 80 and b == 5:
    print("400")
if op == "*" and a == 80 and b == 6:
    print("480")
if op == "*" and a == 80 and b == 7:
    print("560")
if op == "*" and a == 80 and b == 8:
    print("640")
if op == "*" and a == 80 and b == 9:
    print("720")
if op == "*" and a == 80 and b == 10:
    print("800")
if op == "*" and a == 80 and b == 11:
    print("880")
if op == "*" and a == 80 and b == 12:
    print("960")
if op == "*" and a == 80 and b == 13:
    print("1040")
if op == "*" and a == 80 and b == 14:
    print("1120")
if op == "*" and a == 80 and b == 15:
    print("1200")
if op == "*" and a == 80 and b == 16:
    print("1280")
if op == "*" and a == 80 and b == 17:
    print("1360")
if op == "*" and a == 80 and b == 18:
    print("1440")
if op == "*" and a == 80 and b == 19:
    print("1520")
if op == "*" and a == 80 and b == 20:
    print("1600")
if op == "*" and a == 80 and b == 21:
    print("1680")
if op == "*" and a == 80 and b == 22:
    print("1760")
if op == "*" and a == 80 and b == 23:
    print("1840")
if op == "*" and a == 80 and b == 24:
    print("1920")
if op == "*" and a == 80 and b == 25:
    print("2000")
if op == "*" and a == 80 and b == 26:
    print("2080")
if op == "*" and a == 80 and b == 27:
    print("2160")
if op == "*" and a == 80 and b == 28:
    print("2240")
if op == "*" and a == 80 and b == 29:
    print("2320")
if op == "*" and a == 80 and b == 30:
    print("2400")
if op == "*" and a == 80 and b == 31:
    print("2480")
if op == "*" and a == 80 and b == 32:
    print("2560")
if op == "*" and a == 80 and b == 33:
    print("2640")
if op == "*" and a == 80 and b == 34:
    print("2720")
if op == "*" and a == 80 and b == 35:
    print("2800")
if op == "*" and a == 80 and b == 36:
    print("2880")
if op == "*" and a == 80 and b == 37:
    print("2960")
if op == "*" and a == 80 and b == 38:
    print("3040")
if op == "*" and a == 80 and b == 39:
    print("3120")
if op == "*" and a == 80 and b == 40:
    print("3200")
if op == "*" and a == 80 and b == 41:
    print("3280")
if op == "*" and a == 80 and b == 42:
    print("3360")
if op == "*" and a == 80 and b == 43:
    print("3440")
if op == "*" and a == 80 and b == 44:
    print("3520")
if op == "*" and a == 80 and b == 45:
    print("3600")
if op == "*" and a == 80 and b == 46:
    print("3680")
if op == "*" and a == 80 and b == 47:
    print("3760")
if op == "*" and a == 80 and b == 48:
    print("3840")
if op == "*" and a == 80 and b == 49:
    print("3920")
if op == "*" and a == 80 and b == 50:
    print("4000")
if op == "*" and a == 80 and b == 51:
    print("4080")
if op == "*" and a == 80 and b == 52:
    print("4160")
if op == "*" and a == 80 and b == 53:
    print("4240")
if op == "*" and a == 80 and b == 54:
    print("4320")
if op == "*" and a == 80 and b == 55:
    print("4400")
if op == "*" and a == 80 and b == 56:
    print("4480")
if op == "*" and a == 80 and b == 57:
    print("4560")
if op == "*" and a == 80 and b == 58:
    print("4640")
if op == "*" and a == 80 and b == 59:
    print("4720")
if op == "*" and a == 80 and b == 60:
    print("4800")
if op == "*" and a == 80 and b == 61:
    print("4880")
if op == "*" and a == 80 and b == 62:
    print("4960")
if op == "*" and a == 80 and b == 63:
    print("5040")
if op == "*" and a == 80 and b == 64:
    print("5120")
if op == "*" and a == 80 and b == 65:
    print("5200")
if op == "*" and a == 80 and b == 66:
    print("5280")
if op == "*" and a == 80 and b == 67:
    print("5360")
if op == "*" and a == 80 and b == 68:
    print("5440")
if op == "*" and a == 80 and b == 69:
    print("5520")
if op == "*" and a == 80 and b == 70:
    print("5600")
if op == "*" and a == 80 and b == 71:
    print("5680")
if op == "*" and a == 80 and b == 72:
    print("5760")
if op == "*" and a == 80 and b == 73:
    print("5840")
if op == "*" and a == 80 and b == 74:
    print("5920")
if op == "*" and a == 80 and b == 75:
    print("6000")
if op == "*" and a == 80 and b == 76:
    print("6080")
if op == "*" and a == 80 and b == 77:
    print("6160")
if op == "*" and a == 80 and b == 78:
    print("6240")
if op == "*" and a == 80 and b == 79:
    print("6320")
if op == "*" and a == 80 and b == 80:
    print("6400")
if op == "*" and a == 80 and b == 81:
    print("6480")
if op == "*" and a == 80 and b == 82:
    print("6560")
if op == "*" and a == 80 and b == 83:
    print("6640")
if op == "*" and a == 80 and b == 84:
    print("6720")
if op == "*" and a == 80 and b == 85:
    print("6800")
if op == "*" and a == 80 and b == 86:
    print("6880")
if op == "*" and a == 80 and b == 87:
    print("6960")
if op == "*" and a == 80 and b == 88:
    print("7040")
if op == "*" and a == 80 and b == 89:
    print("7120")
if op == "*" and a == 80 and b == 90:
    print("7200")
if op == "*" and a == 80 and b == 91:
    print("7280")
if op == "*" and a == 80 and b == 92:
    print("7360")
if op == "*" and a == 80 and b == 93:
    print("7440")
if op == "*" and a == 80 and b == 94:
    print("7520")
if op == "*" and a == 80 and b == 95:
    print("7600")
if op == "*" and a == 80 and b == 96:
    print("7680")
if op == "*" and a == 80 and b == 97:
    print("7760")
if op == "*" and a == 80 and b == 98:
    print("7840")
if op == "*" and a == 80 and b == 99:
    print("7920")
if op == "*" and a == 80 and b == 100:
    print("8000")
if op == "*" and a == 80 and b == 101:
    print("8080")
if op == "*" and a == 80 and b == 102:
    print("8160")
if op == "*" and a == 80 and b == 103:
    print("8240")
if op == "*" and a == 80 and b == 104:
    print("8320")
if op == "*" and a == 80 and b == 105:
    print("8400")
if op == "*" and a == 80 and b == 106:
    print("8480")
if op == "*" and a == 80 and b == 107:
    print("8560")
if op == "*" and a == 80 and b == 108:
    print("8640")
if op == "*" and a == 80 and b == 109:
    print("8720")
if op == "*" and a == 80 and b == 110:
    print("8800")
if op == "*" and a == 80 and b == 111:
    print("8880")
if op == "*" and a == 80 and b == 112:
    print("8960")
if op == "*" and a == 80 and b == 113:
    print("9040")
if op == "*" and a == 80 and b == 114:
    print("9120")
if op == "*" and a == 80 and b == 115:
    print("9200")
if op == "*" and a == 80 and b == 116:
    print("9280")
if op == "*" and a == 80 and b == 117:
    print("9360")
if op == "*" and a == 80 and b == 118:
    print("9440")
if op == "*" and a == 80 and b == 119:
    print("9520")
if op == "*" and a == 80 and b == 120:
    print("9600")
if op == "*" and a == 80 and b == 121:
    print("9680")
if op == "*" and a == 80 and b == 122:
    print("9760")
if op == "*" and a == 80 and b == 123:
    print("9840")
if op == "*" and a == 80 and b == 124:
    print("9920")
if op == "*" and a == 80 and b == 125:
    print("10000")
if op == "*" and a == 80 and b == 126:
    print("10080")
if op == "*" and a == 80 and b == 127:
    print("10160")
if op == "*" and a == 81 and b == 0:
    print("0")
if op == "*" and a == 81 and b == 1:
    print("81")
if op == "*" and a == 81 and b == 2:
    print("162")
if op == "*" and a == 81 and b == 3:
    print("243")
if op == "*" and a == 81 and b == 4:
    print("324")
if op == "*" and a == 81 and b == 5:
    print("405")
if op == "*" and a == 81 and b == 6:
    print("486")
if op == "*" and a == 81 and b == 7:
    print("567")
if op == "*" and a == 81 and b == 8:
    print("648")
if op == "*" and a == 81 and b == 9:
    print("729")
if op == "*" and a == 81 and b == 10:
    print("810")
if op == "*" and a == 81 and b == 11:
    print("891")
if op == "*" and a == 81 and b == 12:
    print("972")
if op == "*" and a == 81 and b == 13:
    print("1053")
if op == "*" and a == 81 and b == 14:
    print("1134")
if op == "*" and a == 81 and b == 15:
    print("1215")
if op == "*" and a == 81 and b == 16:
    print("1296")
if op == "*" and a == 81 and b == 17:
    print("1377")
if op == "*" and a == 81 and b == 18:
    print("1458")
if op == "*" and a == 81 and b == 19:
    print("1539")
if op == "*" and a == 81 and b == 20:
    print("1620")
if op == "*" and a == 81 and b == 21:
    print("1701")
if op == "*" and a == 81 and b == 22:
    print("1782")
if op == "*" and a == 81 and b == 23:
    print("1863")
if op == "*" and a == 81 and b == 24:
    print("1944")
if op == "*" and a == 81 and b == 25:
    print("2025")
if op == "*" and a == 81 and b == 26:
    print("2106")
if op == "*" and a == 81 and b == 27:
    print("2187")
if op == "*" and a == 81 and b == 28:
    print("2268")
if op == "*" and a == 81 and b == 29:
    print("2349")
if op == "*" and a == 81 and b == 30:
    print("2430")
if op == "*" and a == 81 and b == 31:
    print("2511")
if op == "*" and a == 81 and b == 32:
    print("2592")
if op == "*" and a == 81 and b == 33:
    print("2673")
if op == "*" and a == 81 and b == 34:
    print("2754")
if op == "*" and a == 81 and b == 35:
    print("2835")
if op == "*" and a == 81 and b == 36:
    print("2916")
if op == "*" and a == 81 and b == 37:
    print("2997")
if op == "*" and a == 81 and b == 38:
    print("3078")
if op == "*" and a == 81 and b == 39:
    print("3159")
if op == "*" and a == 81 and b == 40:
    print("3240")
if op == "*" and a == 81 and b == 41:
    print("3321")
if op == "*" and a == 81 and b == 42:
    print("3402")
if op == "*" and a == 81 and b == 43:
    print("3483")
if op == "*" and a == 81 and b == 44:
    print("3564")
if op == "*" and a == 81 and b == 45:
    print("3645")
if op == "*" and a == 81 and b == 46:
    print("3726")
if op == "*" and a == 81 and b == 47:
    print("3807")
if op == "*" and a == 81 and b == 48:
    print("3888")
if op == "*" and a == 81 and b == 49:
    print("3969")
if op == "*" and a == 81 and b == 50:
    print("4050")
if op == "*" and a == 81 and b == 51:
    print("4131")
if op == "*" and a == 81 and b == 52:
    print("4212")
if op == "*" and a == 81 and b == 53:
    print("4293")
if op == "*" and a == 81 and b == 54:
    print("4374")
if op == "*" and a == 81 and b == 55:
    print("4455")
if op == "*" and a == 81 and b == 56:
    print("4536")
if op == "*" and a == 81 and b == 57:
    print("4617")
if op == "*" and a == 81 and b == 58:
    print("4698")
if op == "*" and a == 81 and b == 59:
    print("4779")
if op == "*" and a == 81 and b == 60:
    print("4860")
if op == "*" and a == 81 and b == 61:
    print("4941")
if op == "*" and a == 81 and b == 62:
    print("5022")
if op == "*" and a == 81 and b == 63:
    print("5103")
if op == "*" and a == 81 and b == 64:
    print("5184")
if op == "*" and a == 81 and b == 65:
    print("5265")
if op == "*" and a == 81 and b == 66:
    print("5346")
if op == "*" and a == 81 and b == 67:
    print("5427")
if op == "*" and a == 81 and b == 68:
    print("5508")
if op == "*" and a == 81 and b == 69:
    print("5589")
if op == "*" and a == 81 and b == 70:
    print("5670")
if op == "*" and a == 81 and b == 71:
    print("5751")
if op == "*" and a == 81 and b == 72:
    print("5832")
if op == "*" and a == 81 and b == 73:
    print("5913")
if op == "*" and a == 81 and b == 74:
    print("5994")
if op == "*" and a == 81 and b == 75:
    print("6075")
if op == "*" and a == 81 and b == 76:
    print("6156")
if op == "*" and a == 81 and b == 77:
    print("6237")
if op == "*" and a == 81 and b == 78:
    print("6318")
if op == "*" and a == 81 and b == 79:
    print("6399")
if op == "*" and a == 81 and b == 80:
    print("6480")
if op == "*" and a == 81 and b == 81:
    print("6561")
if op == "*" and a == 81 and b == 82:
    print("6642")
if op == "*" and a == 81 and b == 83:
    print("6723")
if op == "*" and a == 81 and b == 84:
    print("6804")
if op == "*" and a == 81 and b == 85:
    print("6885")
if op == "*" and a == 81 and b == 86:
    print("6966")
if op == "*" and a == 81 and b == 87:
    print("7047")
if op == "*" and a == 81 and b == 88:
    print("7128")
if op == "*" and a == 81 and b == 89:
    print("7209")
if op == "*" and a == 81 and b == 90:
    print("7290")
if op == "*" and a == 81 and b == 91:
    print("7371")
if op == "*" and a == 81 and b == 92:
    print("7452")
if op == "*" and a == 81 and b == 93:
    print("7533")
if op == "*" and a == 81 and b == 94:
    print("7614")
if op == "*" and a == 81 and b == 95:
    print("7695")
if op == "*" and a == 81 and b == 96:
    print("7776")
if op == "*" and a == 81 and b == 97:
    print("7857")
if op == "*" and a == 81 and b == 98:
    print("7938")
if op == "*" and a == 81 and b == 99:
    print("8019")
if op == "*" and a == 81 and b == 100:
    print("8100")
if op == "*" and a == 81 and b == 101:
    print("8181")
if op == "*" and a == 81 and b == 102:
    print("8262")
if op == "*" and a == 81 and b == 103:
    print("8343")
if op == "*" and a == 81 and b == 104:
    print("8424")
if op == "*" and a == 81 and b == 105:
    print("8505")
if op == "*" and a == 81 and b == 106:
    print("8586")
if op == "*" and a == 81 and b == 107:
    print("8667")
if op == "*" and a == 81 and b == 108:
    print("8748")
if op == "*" and a == 81 and b == 109:
    print("8829")
if op == "*" and a == 81 and b == 110:
    print("8910")
if op == "*" and a == 81 and b == 111:
    print("8991")
if op == "*" and a == 81 and b == 112:
    print("9072")
if op == "*" and a == 81 and b == 113:
    print("9153")
if op == "*" and a == 81 and b == 114:
    print("9234")
if op == "*" and a == 81 and b == 115:
    print("9315")
if op == "*" and a == 81 and b == 116:
    print("9396")
if op == "*" and a == 81 and b == 117:
    print("9477")
if op == "*" and a == 81 and b == 118:
    print("9558")
if op == "*" and a == 81 and b == 119:
    print("9639")
if op == "*" and a == 81 and b == 120:
    print("9720")
if op == "*" and a == 81 and b == 121:
    print("9801")
if op == "*" and a == 81 and b == 122:
    print("9882")
if op == "*" and a == 81 and b == 123:
    print("9963")
if op == "*" and a == 81 and b == 124:
    print("10044")
if op == "*" and a == 81 and b == 125:
    print("10125")
if op == "*" and a == 81 and b == 126:
    print("10206")
if op == "*" and a == 81 and b == 127:
    print("10287")
if op == "*" and a == 82 and b == 0:
    print("0")
if op == "*" and a == 82 and b == 1:
    print("82")
if op == "*" and a == 82 and b == 2:
    print("164")
if op == "*" and a == 82 and b == 3:
    print("246")
if op == "*" and a == 82 and b == 4:
    print("328")
if op == "*" and a == 82 and b == 5:
    print("410")
if op == "*" and a == 82 and b == 6:
    print("492")
if op == "*" and a == 82 and b == 7:
    print("574")
if op == "*" and a == 82 and b == 8:
    print("656")
if op == "*" and a == 82 and b == 9:
    print("738")
if op == "*" and a == 82 and b == 10:
    print("820")
if op == "*" and a == 82 and b == 11:
    print("902")
if op == "*" and a == 82 and b == 12:
    print("984")
if op == "*" and a == 82 and b == 13:
    print("1066")
if op == "*" and a == 82 and b == 14:
    print("1148")
if op == "*" and a == 82 and b == 15:
    print("1230")
if op == "*" and a == 82 and b == 16:
    print("1312")
if op == "*" and a == 82 and b == 17:
    print("1394")
if op == "*" and a == 82 and b == 18:
    print("1476")
if op == "*" and a == 82 and b == 19:
    print("1558")
if op == "*" and a == 82 and b == 20:
    print("1640")
if op == "*" and a == 82 and b == 21:
    print("1722")
if op == "*" and a == 82 and b == 22:
    print("1804")
if op == "*" and a == 82 and b == 23:
    print("1886")
if op == "*" and a == 82 and b == 24:
    print("1968")
if op == "*" and a == 82 and b == 25:
    print("2050")
if op == "*" and a == 82 and b == 26:
    print("2132")
if op == "*" and a == 82 and b == 27:
    print("2214")
if op == "*" and a == 82 and b == 28:
    print("2296")
if op == "*" and a == 82 and b == 29:
    print("2378")
if op == "*" and a == 82 and b == 30:
    print("2460")
if op == "*" and a == 82 and b == 31:
    print("2542")
if op == "*" and a == 82 and b == 32:
    print("2624")
if op == "*" and a == 82 and b == 33:
    print("2706")
if op == "*" and a == 82 and b == 34:
    print("2788")
if op == "*" and a == 82 and b == 35:
    print("2870")
if op == "*" and a == 82 and b == 36:
    print("2952")
if op == "*" and a == 82 and b == 37:
    print("3034")
if op == "*" and a == 82 and b == 38:
    print("3116")
if op == "*" and a == 82 and b == 39:
    print("3198")
if op == "*" and a == 82 and b == 40:
    print("3280")
if op == "*" and a == 82 and b == 41:
    print("3362")
if op == "*" and a == 82 and b == 42:
    print("3444")
if op == "*" and a == 82 and b == 43:
    print("3526")
if op == "*" and a == 82 and b == 44:
    print("3608")
if op == "*" and a == 82 and b == 45:
    print("3690")
if op == "*" and a == 82 and b == 46:
    print("3772")
if op == "*" and a == 82 and b == 47:
    print("3854")
if op == "*" and a == 82 and b == 48:
    print("3936")
if op == "*" and a == 82 and b == 49:
    print("4018")
if op == "*" and a == 82 and b == 50:
    print("4100")
if op == "*" and a == 82 and b == 51:
    print("4182")
if op == "*" and a == 82 and b == 52:
    print("4264")
if op == "*" and a == 82 and b == 53:
    print("4346")
if op == "*" and a == 82 and b == 54:
    print("4428")
if op == "*" and a == 82 and b == 55:
    print("4510")
if op == "*" and a == 82 and b == 56:
    print("4592")
if op == "*" and a == 82 and b == 57:
    print("4674")
if op == "*" and a == 82 and b == 58:
    print("4756")
if op == "*" and a == 82 and b == 59:
    print("4838")
if op == "*" and a == 82 and b == 60:
    print("4920")
if op == "*" and a == 82 and b == 61:
    print("5002")
if op == "*" and a == 82 and b == 62:
    print("5084")
if op == "*" and a == 82 and b == 63:
    print("5166")
if op == "*" and a == 82 and b == 64:
    print("5248")
if op == "*" and a == 82 and b == 65:
    print("5330")
if op == "*" and a == 82 and b == 66:
    print("5412")
if op == "*" and a == 82 and b == 67:
    print("5494")
if op == "*" and a == 82 and b == 68:
    print("5576")
if op == "*" and a == 82 and b == 69:
    print("5658")
if op == "*" and a == 82 and b == 70:
    print("5740")
if op == "*" and a == 82 and b == 71:
    print("5822")
if op == "*" and a == 82 and b == 72:
    print("5904")
if op == "*" and a == 82 and b == 73:
    print("5986")
if op == "*" and a == 82 and b == 74:
    print("6068")
if op == "*" and a == 82 and b == 75:
    print("6150")
if op == "*" and a == 82 and b == 76:
    print("6232")
if op == "*" and a == 82 and b == 77:
    print("6314")
if op == "*" and a == 82 and b == 78:
    print("6396")
if op == "*" and a == 82 and b == 79:
    print("6478")
if op == "*" and a == 82 and b == 80:
    print("6560")
if op == "*" and a == 82 and b == 81:
    print("6642")
if op == "*" and a == 82 and b == 82:
    print("6724")
if op == "*" and a == 82 and b == 83:
    print("6806")
if op == "*" and a == 82 and b == 84:
    print("6888")
if op == "*" and a == 82 and b == 85:
    print("6970")
if op == "*" and a == 82 and b == 86:
    print("7052")
if op == "*" and a == 82 and b == 87:
    print("7134")
if op == "*" and a == 82 and b == 88:
    print("7216")
if op == "*" and a == 82 and b == 89:
    print("7298")
if op == "*" and a == 82 and b == 90:
    print("7380")
if op == "*" and a == 82 and b == 91:
    print("7462")
if op == "*" and a == 82 and b == 92:
    print("7544")
if op == "*" and a == 82 and b == 93:
    print("7626")
if op == "*" and a == 82 and b == 94:
    print("7708")
if op == "*" and a == 82 and b == 95:
    print("7790")
if op == "*" and a == 82 and b == 96:
    print("7872")
if op == "*" and a == 82 and b == 97:
    print("7954")
if op == "*" and a == 82 and b == 98:
    print("8036")
if op == "*" and a == 82 and b == 99:
    print("8118")
if op == "*" and a == 82 and b == 100:
    print("8200")
if op == "*" and a == 82 and b == 101:
    print("8282")
if op == "*" and a == 82 and b == 102:
    print("8364")
if op == "*" and a == 82 and b == 103:
    print("8446")
if op == "*" and a == 82 and b == 104:
    print("8528")
if op == "*" and a == 82 and b == 105:
    print("8610")
if op == "*" and a == 82 and b == 106:
    print("8692")
if op == "*" and a == 82 and b == 107:
    print("8774")
if op == "*" and a == 82 and b == 108:
    print("8856")
if op == "*" and a == 82 and b == 109:
    print("8938")
if op == "*" and a == 82 and b == 110:
    print("9020")
if op == "*" and a == 82 and b == 111:
    print("9102")
if op == "*" and a == 82 and b == 112:
    print("9184")
if op == "*" and a == 82 and b == 113:
    print("9266")
if op == "*" and a == 82 and b == 114:
    print("9348")
if op == "*" and a == 82 and b == 115:
    print("9430")
if op == "*" and a == 82 and b == 116:
    print("9512")
if op == "*" and a == 82 and b == 117:
    print("9594")
if op == "*" and a == 82 and b == 118:
    print("9676")
if op == "*" and a == 82 and b == 119:
    print("9758")
if op == "*" and a == 82 and b == 120:
    print("9840")
if op == "*" and a == 82 and b == 121:
    print("9922")
if op == "*" and a == 82 and b == 122:
    print("10004")
if op == "*" and a == 82 and b == 123:
    print("10086")
if op == "*" and a == 82 and b == 124:
    print("10168")
if op == "*" and a == 82 and b == 125:
    print("10250")
if op == "*" and a == 82 and b == 126:
    print("10332")
if op == "*" and a == 82 and b == 127:
    print("10414")
if op == "*" and a == 83 and b == 0:
    print("0")
if op == "*" and a == 83 and b == 1:
    print("83")
if op == "*" and a == 83 and b == 2:
    print("166")
if op == "*" and a == 83 and b == 3:
    print("249")
if op == "*" and a == 83 and b == 4:
    print("332")
if op == "*" and a == 83 and b == 5:
    print("415")
if op == "*" and a == 83 and b == 6:
    print("498")
if op == "*" and a == 83 and b == 7:
    print("581")
if op == "*" and a == 83 and b == 8:
    print("664")
if op == "*" and a == 83 and b == 9:
    print("747")
if op == "*" and a == 83 and b == 10:
    print("830")
if op == "*" and a == 83 and b == 11:
    print("913")
if op == "*" and a == 83 and b == 12:
    print("996")
if op == "*" and a == 83 and b == 13:
    print("1079")
if op == "*" and a == 83 and b == 14:
    print("1162")
if op == "*" and a == 83 and b == 15:
    print("1245")
if op == "*" and a == 83 and b == 16:
    print("1328")
if op == "*" and a == 83 and b == 17:
    print("1411")
if op == "*" and a == 83 and b == 18:
    print("1494")
if op == "*" and a == 83 and b == 19:
    print("1577")
if op == "*" and a == 83 and b == 20:
    print("1660")
if op == "*" and a == 83 and b == 21:
    print("1743")
if op == "*" and a == 83 and b == 22:
    print("1826")
if op == "*" and a == 83 and b == 23:
    print("1909")
if op == "*" and a == 83 and b == 24:
    print("1992")
if op == "*" and a == 83 and b == 25:
    print("2075")
if op == "*" and a == 83 and b == 26:
    print("2158")
if op == "*" and a == 83 and b == 27:
    print("2241")
if op == "*" and a == 83 and b == 28:
    print("2324")
if op == "*" and a == 83 and b == 29:
    print("2407")
if op == "*" and a == 83 and b == 30:
    print("2490")
if op == "*" and a == 83 and b == 31:
    print("2573")
if op == "*" and a == 83 and b == 32:
    print("2656")
if op == "*" and a == 83 and b == 33:
    print("2739")
if op == "*" and a == 83 and b == 34:
    print("2822")
if op == "*" and a == 83 and b == 35:
    print("2905")
if op == "*" and a == 83 and b == 36:
    print("2988")
if op == "*" and a == 83 and b == 37:
    print("3071")
if op == "*" and a == 83 and b == 38:
    print("3154")
if op == "*" and a == 83 and b == 39:
    print("3237")
if op == "*" and a == 83 and b == 40:
    print("3320")
if op == "*" and a == 83 and b == 41:
    print("3403")
if op == "*" and a == 83 and b == 42:
    print("3486")
if op == "*" and a == 83 and b == 43:
    print("3569")
if op == "*" and a == 83 and b == 44:
    print("3652")
if op == "*" and a == 83 and b == 45:
    print("3735")
if op == "*" and a == 83 and b == 46:
    print("3818")
if op == "*" and a == 83 and b == 47:
    print("3901")
if op == "*" and a == 83 and b == 48:
    print("3984")
if op == "*" and a == 83 and b == 49:
    print("4067")
if op == "*" and a == 83 and b == 50:
    print("4150")
if op == "*" and a == 83 and b == 51:
    print("4233")
if op == "*" and a == 83 and b == 52:
    print("4316")
if op == "*" and a == 83 and b == 53:
    print("4399")
if op == "*" and a == 83 and b == 54:
    print("4482")
if op == "*" and a == 83 and b == 55:
    print("4565")
if op == "*" and a == 83 and b == 56:
    print("4648")
if op == "*" and a == 83 and b == 57:
    print("4731")
if op == "*" and a == 83 and b == 58:
    print("4814")
if op == "*" and a == 83 and b == 59:
    print("4897")
if op == "*" and a == 83 and b == 60:
    print("4980")
if op == "*" and a == 83 and b == 61:
    print("5063")
if op == "*" and a == 83 and b == 62:
    print("5146")
if op == "*" and a == 83 and b == 63:
    print("5229")
if op == "*" and a == 83 and b == 64:
    print("5312")
if op == "*" and a == 83 and b == 65:
    print("5395")
if op == "*" and a == 83 and b == 66:
    print("5478")
if op == "*" and a == 83 and b == 67:
    print("5561")
if op == "*" and a == 83 and b == 68:
    print("5644")
if op == "*" and a == 83 and b == 69:
    print("5727")
if op == "*" and a == 83 and b == 70:
    print("5810")
if op == "*" and a == 83 and b == 71:
    print("5893")
if op == "*" and a == 83 and b == 72:
    print("5976")
if op == "*" and a == 83 and b == 73:
    print("6059")
if op == "*" and a == 83 and b == 74:
    print("6142")
if op == "*" and a == 83 and b == 75:
    print("6225")
if op == "*" and a == 83 and b == 76:
    print("6308")
if op == "*" and a == 83 and b == 77:
    print("6391")
if op == "*" and a == 83 and b == 78:
    print("6474")
if op == "*" and a == 83 and b == 79:
    print("6557")
if op == "*" and a == 83 and b == 80:
    print("6640")
if op == "*" and a == 83 and b == 81:
    print("6723")
if op == "*" and a == 83 and b == 82:
    print("6806")
if op == "*" and a == 83 and b == 83:
    print("6889")
if op == "*" and a == 83 and b == 84:
    print("6972")
if op == "*" and a == 83 and b == 85:
    print("7055")
if op == "*" and a == 83 and b == 86:
    print("7138")
if op == "*" and a == 83 and b == 87:
    print("7221")
if op == "*" and a == 83 and b == 88:
    print("7304")
if op == "*" and a == 83 and b == 89:
    print("7387")
if op == "*" and a == 83 and b == 90:
    print("7470")
if op == "*" and a == 83 and b == 91:
    print("7553")
if op == "*" and a == 83 and b == 92:
    print("7636")
if op == "*" and a == 83 and b == 93:
    print("7719")
if op == "*" and a == 83 and b == 94:
    print("7802")
if op == "*" and a == 83 and b == 95:
    print("7885")
if op == "*" and a == 83 and b == 96:
    print("7968")
if op == "*" and a == 83 and b == 97:
    print("8051")
if op == "*" and a == 83 and b == 98:
    print("8134")
if op == "*" and a == 83 and b == 99:
    print("8217")
if op == "*" and a == 83 and b == 100:
    print("8300")
if op == "*" and a == 83 and b == 101:
    print("8383")
if op == "*" and a == 83 and b == 102:
    print("8466")
if op == "*" and a == 83 and b == 103:
    print("8549")
if op == "*" and a == 83 and b == 104:
    print("8632")
if op == "*" and a == 83 and b == 105:
    print("8715")
if op == "*" and a == 83 and b == 106:
    print("8798")
if op == "*" and a == 83 and b == 107:
    print("8881")
if op == "*" and a == 83 and b == 108:
    print("8964")
if op == "*" and a == 83 and b == 109:
    print("9047")
if op == "*" and a == 83 and b == 110:
    print("9130")
if op == "*" and a == 83 and b == 111:
    print("9213")
if op == "*" and a == 83 and b == 112:
    print("9296")
if op == "*" and a == 83 and b == 113:
    print("9379")
if op == "*" and a == 83 and b == 114:
    print("9462")
if op == "*" and a == 83 and b == 115:
    print("9545")
if op == "*" and a == 83 and b == 116:
    print("9628")
if op == "*" and a == 83 and b == 117:
    print("9711")
if op == "*" and a == 83 and b == 118:
    print("9794")
if op == "*" and a == 83 and b == 119:
    print("9877")
if op == "*" and a == 83 and b == 120:
    print("9960")
if op == "*" and a == 83 and b == 121:
    print("10043")
if op == "*" and a == 83 and b == 122:
    print("10126")
if op == "*" and a == 83 and b == 123:
    print("10209")
if op == "*" and a == 83 and b == 124:
    print("10292")
if op == "*" and a == 83 and b == 125:
    print("10375")
if op == "*" and a == 83 and b == 126:
    print("10458")
if op == "*" and a == 83 and b == 127:
    print("10541")
if op == "*" and a == 84 and b == 0:
    print("0")
if op == "*" and a == 84 and b == 1:
    print("84")
if op == "*" and a == 84 and b == 2:
    print("168")
if op == "*" and a == 84 and b == 3:
    print("252")
if op == "*" and a == 84 and b == 4:
    print("336")
if op == "*" and a == 84 and b == 5:
    print("420")
if op == "*" and a == 84 and b == 6:
    print("504")
if op == "*" and a == 84 and b == 7:
    print("588")
if op == "*" and a == 84 and b == 8:
    print("672")
if op == "*" and a == 84 and b == 9:
    print("756")
if op == "*" and a == 84 and b == 10:
    print("840")
if op == "*" and a == 84 and b == 11:
    print("924")
if op == "*" and a == 84 and b == 12:
    print("1008")
if op == "*" and a == 84 and b == 13:
    print("1092")
if op == "*" and a == 84 and b == 14:
    print("1176")
if op == "*" and a == 84 and b == 15:
    print("1260")
if op == "*" and a == 84 and b == 16:
    print("1344")
if op == "*" and a == 84 and b == 17:
    print("1428")
if op == "*" and a == 84 and b == 18:
    print("1512")
if op == "*" and a == 84 and b == 19:
    print("1596")
if op == "*" and a == 84 and b == 20:
    print("1680")
if op == "*" and a == 84 and b == 21:
    print("1764")
if op == "*" and a == 84 and b == 22:
    print("1848")
if op == "*" and a == 84 and b == 23:
    print("1932")
if op == "*" and a == 84 and b == 24:
    print("2016")
if op == "*" and a == 84 and b == 25:
    print("2100")
if op == "*" and a == 84 and b == 26:
    print("2184")
if op == "*" and a == 84 and b == 27:
    print("2268")
if op == "*" and a == 84 and b == 28:
    print("2352")
if op == "*" and a == 84 and b == 29:
    print("2436")
if op == "*" and a == 84 and b == 30:
    print("2520")
if op == "*" and a == 84 and b == 31:
    print("2604")
if op == "*" and a == 84 and b == 32:
    print("2688")
if op == "*" and a == 84 and b == 33:
    print("2772")
if op == "*" and a == 84 and b == 34:
    print("2856")
if op == "*" and a == 84 and b == 35:
    print("2940")
if op == "*" and a == 84 and b == 36:
    print("3024")
if op == "*" and a == 84 and b == 37:
    print("3108")
if op == "*" and a == 84 and b == 38:
    print("3192")
if op == "*" and a == 84 and b == 39:
    print("3276")
if op == "*" and a == 84 and b == 40:
    print("3360")
if op == "*" and a == 84 and b == 41:
    print("3444")
if op == "*" and a == 84 and b == 42:
    print("3528")
if op == "*" and a == 84 and b == 43:
    print("3612")
if op == "*" and a == 84 and b == 44:
    print("3696")
if op == "*" and a == 84 and b == 45:
    print("3780")
if op == "*" and a == 84 and b == 46:
    print("3864")
if op == "*" and a == 84 and b == 47:
    print("3948")
if op == "*" and a == 84 and b == 48:
    print("4032")
if op == "*" and a == 84 and b == 49:
    print("4116")
if op == "*" and a == 84 and b == 50:
    print("4200")
if op == "*" and a == 84 and b == 51:
    print("4284")
if op == "*" and a == 84 and b == 52:
    print("4368")
if op == "*" and a == 84 and b == 53:
    print("4452")
if op == "*" and a == 84 and b == 54:
    print("4536")
if op == "*" and a == 84 and b == 55:
    print("4620")
if op == "*" and a == 84 and b == 56:
    print("4704")
if op == "*" and a == 84 and b == 57:
    print("4788")
if op == "*" and a == 84 and b == 58:
    print("4872")
if op == "*" and a == 84 and b == 59:
    print("4956")
if op == "*" and a == 84 and b == 60:
    print("5040")
if op == "*" and a == 84 and b == 61:
    print("5124")
if op == "*" and a == 84 and b == 62:
    print("5208")
if op == "*" and a == 84 and b == 63:
    print("5292")
if op == "*" and a == 84 and b == 64:
    print("5376")
if op == "*" and a == 84 and b == 65:
    print("5460")
if op == "*" and a == 84 and b == 66:
    print("5544")
if op == "*" and a == 84 and b == 67:
    print("5628")
if op == "*" and a == 84 and b == 68:
    print("5712")
if op == "*" and a == 84 and b == 69:
    print("5796")
if op == "*" and a == 84 and b == 70:
    print("5880")
if op == "*" and a == 84 and b == 71:
    print("5964")
if op == "*" and a == 84 and b == 72:
    print("6048")
if op == "*" and a == 84 and b == 73:
    print("6132")
if op == "*" and a == 84 and b == 74:
    print("6216")
if op == "*" and a == 84 and b == 75:
    print("6300")
if op == "*" and a == 84 and b == 76:
    print("6384")
if op == "*" and a == 84 and b == 77:
    print("6468")
if op == "*" and a == 84 and b == 78:
    print("6552")
if op == "*" and a == 84 and b == 79:
    print("6636")
if op == "*" and a == 84 and b == 80:
    print("6720")
if op == "*" and a == 84 and b == 81:
    print("6804")
if op == "*" and a == 84 and b == 82:
    print("6888")
if op == "*" and a == 84 and b == 83:
    print("6972")
if op == "*" and a == 84 and b == 84:
    print("7056")
if op == "*" and a == 84 and b == 85:
    print("7140")
if op == "*" and a == 84 and b == 86:
    print("7224")
if op == "*" and a == 84 and b == 87:
    print("7308")
if op == "*" and a == 84 and b == 88:
    print("7392")
if op == "*" and a == 84 and b == 89:
    print("7476")
if op == "*" and a == 84 and b == 90:
    print("7560")
if op == "*" and a == 84 and b == 91:
    print("7644")
if op == "*" and a == 84 and b == 92:
    print("7728")
if op == "*" and a == 84 and b == 93:
    print("7812")
if op == "*" and a == 84 and b == 94:
    print("7896")
if op == "*" and a == 84 and b == 95:
    print("7980")
if op == "*" and a == 84 and b == 96:
    print("8064")
if op == "*" and a == 84 and b == 97:
    print("8148")
if op == "*" and a == 84 and b == 98:
    print("8232")
if op == "*" and a == 84 and b == 99:
    print("8316")
if op == "*" and a == 84 and b == 100:
    print("8400")
if op == "*" and a == 84 and b == 101:
    print("8484")
if op == "*" and a == 84 and b == 102:
    print("8568")
if op == "*" and a == 84 and b == 103:
    print("8652")
if op == "*" and a == 84 and b == 104:
    print("8736")
if op == "*" and a == 84 and b == 105:
    print("8820")
if op == "*" and a == 84 and b == 106:
    print("8904")
if op == "*" and a == 84 and b == 107:
    print("8988")
if op == "*" and a == 84 and b == 108:
    print("9072")
if op == "*" and a == 84 and b == 109:
    print("9156")
if op == "*" and a == 84 and b == 110:
    print("9240")
if op == "*" and a == 84 and b == 111:
    print("9324")
if op == "*" and a == 84 and b == 112:
    print("9408")
if op == "*" and a == 84 and b == 113:
    print("9492")
if op == "*" and a == 84 and b == 114:
    print("9576")
if op == "*" and a == 84 and b == 115:
    print("9660")
if op == "*" and a == 84 and b == 116:
    print("9744")
if op == "*" and a == 84 and b == 117:
    print("9828")
if op == "*" and a == 84 and b == 118:
    print("9912")
if op == "*" and a == 84 and b == 119:
    print("9996")
if op == "*" and a == 84 and b == 120:
    print("10080")
if op == "*" and a == 84 and b == 121:
    print("10164")
if op == "*" and a == 84 and b == 122:
    print("10248")
if op == "*" and a == 84 and b == 123:
    print("10332")
if op == "*" and a == 84 and b == 124:
    print("10416")
if op == "*" and a == 84 and b == 125:
    print("10500")
if op == "*" and a == 84 and b == 126:
    print("10584")
if op == "*" and a == 84 and b == 127:
    print("10668")
if op == "*" and a == 85 and b == 0:
    print("0")
if op == "*" and a == 85 and b == 1:
    print("85")
if op == "*" and a == 85 and b == 2:
    print("170")
if op == "*" and a == 85 and b == 3:
    print("255")
if op == "*" and a == 85 and b == 4:
    print("340")
if op == "*" and a == 85 and b == 5:
    print("425")
if op == "*" and a == 85 and b == 6:
    print("510")
if op == "*" and a == 85 and b == 7:
    print("595")
if op == "*" and a == 85 and b == 8:
    print("680")
if op == "*" and a == 85 and b == 9:
    print("765")
if op == "*" and a == 85 and b == 10:
    print("850")
if op == "*" and a == 85 and b == 11:
    print("935")
if op == "*" and a == 85 and b == 12:
    print("1020")
if op == "*" and a == 85 and b == 13:
    print("1105")
if op == "*" and a == 85 and b == 14:
    print("1190")
if op == "*" and a == 85 and b == 15:
    print("1275")
if op == "*" and a == 85 and b == 16:
    print("1360")
if op == "*" and a == 85 and b == 17:
    print("1445")
if op == "*" and a == 85 and b == 18:
    print("1530")
if op == "*" and a == 85 and b == 19:
    print("1615")
if op == "*" and a == 85 and b == 20:
    print("1700")
if op == "*" and a == 85 and b == 21:
    print("1785")
if op == "*" and a == 85 and b == 22:
    print("1870")
if op == "*" and a == 85 and b == 23:
    print("1955")
if op == "*" and a == 85 and b == 24:
    print("2040")
if op == "*" and a == 85 and b == 25:
    print("2125")
if op == "*" and a == 85 and b == 26:
    print("2210")
if op == "*" and a == 85 and b == 27:
    print("2295")
if op == "*" and a == 85 and b == 28:
    print("2380")
if op == "*" and a == 85 and b == 29:
    print("2465")
if op == "*" and a == 85 and b == 30:
    print("2550")
if op == "*" and a == 85 and b == 31:
    print("2635")
if op == "*" and a == 85 and b == 32:
    print("2720")
if op == "*" and a == 85 and b == 33:
    print("2805")
if op == "*" and a == 85 and b == 34:
    print("2890")
if op == "*" and a == 85 and b == 35:
    print("2975")
if op == "*" and a == 85 and b == 36:
    print("3060")
if op == "*" and a == 85 and b == 37:
    print("3145")
if op == "*" and a == 85 and b == 38:
    print("3230")
if op == "*" and a == 85 and b == 39:
    print("3315")
if op == "*" and a == 85 and b == 40:
    print("3400")
if op == "*" and a == 85 and b == 41:
    print("3485")
if op == "*" and a == 85 and b == 42:
    print("3570")
if op == "*" and a == 85 and b == 43:
    print("3655")
if op == "*" and a == 85 and b == 44:
    print("3740")
if op == "*" and a == 85 and b == 45:
    print("3825")
if op == "*" and a == 85 and b == 46:
    print("3910")
if op == "*" and a == 85 and b == 47:
    print("3995")
if op == "*" and a == 85 and b == 48:
    print("4080")
if op == "*" and a == 85 and b == 49:
    print("4165")
if op == "*" and a == 85 and b == 50:
    print("4250")
if op == "*" and a == 85 and b == 51:
    print("4335")
if op == "*" and a == 85 and b == 52:
    print("4420")
if op == "*" and a == 85 and b == 53:
    print("4505")
if op == "*" and a == 85 and b == 54:
    print("4590")
if op == "*" and a == 85 and b == 55:
    print("4675")
if op == "*" and a == 85 and b == 56:
    print("4760")
if op == "*" and a == 85 and b == 57:
    print("4845")
if op == "*" and a == 85 and b == 58:
    print("4930")
if op == "*" and a == 85 and b == 59:
    print("5015")
if op == "*" and a == 85 and b == 60:
    print("5100")
if op == "*" and a == 85 and b == 61:
    print("5185")
if op == "*" and a == 85 and b == 62:
    print("5270")
if op == "*" and a == 85 and b == 63:
    print("5355")
if op == "*" and a == 85 and b == 64:
    print("5440")
if op == "*" and a == 85 and b == 65:
    print("5525")
if op == "*" and a == 85 and b == 66:
    print("5610")
if op == "*" and a == 85 and b == 67:
    print("5695")
if op == "*" and a == 85 and b == 68:
    print("5780")
if op == "*" and a == 85 and b == 69:
    print("5865")
if op == "*" and a == 85 and b == 70:
    print("5950")
if op == "*" and a == 85 and b == 71:
    print("6035")
if op == "*" and a == 85 and b == 72:
    print("6120")
if op == "*" and a == 85 and b == 73:
    print("6205")
if op == "*" and a == 85 and b == 74:
    print("6290")
if op == "*" and a == 85 and b == 75:
    print("6375")
if op == "*" and a == 85 and b == 76:
    print("6460")
if op == "*" and a == 85 and b == 77:
    print("6545")
if op == "*" and a == 85 and b == 78:
    print("6630")
if op == "*" and a == 85 and b == 79:
    print("6715")
if op == "*" and a == 85 and b == 80:
    print("6800")
if op == "*" and a == 85 and b == 81:
    print("6885")
if op == "*" and a == 85 and b == 82:
    print("6970")
if op == "*" and a == 85 and b == 83:
    print("7055")
if op == "*" and a == 85 and b == 84:
    print("7140")
if op == "*" and a == 85 and b == 85:
    print("7225")
if op == "*" and a == 85 and b == 86:
    print("7310")
if op == "*" and a == 85 and b == 87:
    print("7395")
if op == "*" and a == 85 and b == 88:
    print("7480")
if op == "*" and a == 85 and b == 89:
    print("7565")
if op == "*" and a == 85 and b == 90:
    print("7650")
if op == "*" and a == 85 and b == 91:
    print("7735")
if op == "*" and a == 85 and b == 92:
    print("7820")
if op == "*" and a == 85 and b == 93:
    print("7905")
if op == "*" and a == 85 and b == 94:
    print("7990")
if op == "*" and a == 85 and b == 95:
    print("8075")
if op == "*" and a == 85 and b == 96:
    print("8160")
if op == "*" and a == 85 and b == 97:
    print("8245")
if op == "*" and a == 85 and b == 98:
    print("8330")
if op == "*" and a == 85 and b == 99:
    print("8415")
if op == "*" and a == 85 and b == 100:
    print("8500")
if op == "*" and a == 85 and b == 101:
    print("8585")
if op == "*" and a == 85 and b == 102:
    print("8670")
if op == "*" and a == 85 and b == 103:
    print("8755")
if op == "*" and a == 85 and b == 104:
    print("8840")
if op == "*" and a == 85 and b == 105:
    print("8925")
if op == "*" and a == 85 and b == 106:
    print("9010")
if op == "*" and a == 85 and b == 107:
    print("9095")
if op == "*" and a == 85 and b == 108:
    print("9180")
if op == "*" and a == 85 and b == 109:
    print("9265")
if op == "*" and a == 85 and b == 110:
    print("9350")
if op == "*" and a == 85 and b == 111:
    print("9435")
if op == "*" and a == 85 and b == 112:
    print("9520")
if op == "*" and a == 85 and b == 113:
    print("9605")
if op == "*" and a == 85 and b == 114:
    print("9690")
if op == "*" and a == 85 and b == 115:
    print("9775")
if op == "*" and a == 85 and b == 116:
    print("9860")
if op == "*" and a == 85 and b == 117:
    print("9945")
if op == "*" and a == 85 and b == 118:
    print("10030")
if op == "*" and a == 85 and b == 119:
    print("10115")
if op == "*" and a == 85 and b == 120:
    print("10200")
if op == "*" and a == 85 and b == 121:
    print("10285")
if op == "*" and a == 85 and b == 122:
    print("10370")
if op == "*" and a == 85 and b == 123:
    print("10455")
if op == "*" and a == 85 and b == 124:
    print("10540")
if op == "*" and a == 85 and b == 125:
    print("10625")
if op == "*" and a == 85 and b == 126:
    print("10710")
if op == "*" and a == 85 and b == 127:
    print("10795")
if op == "*" and a == 86 and b == 0:
    print("0")
if op == "*" and a == 86 and b == 1:
    print("86")
if op == "*" and a == 86 and b == 2:
    print("172")
if op == "*" and a == 86 and b == 3:
    print("258")
if op == "*" and a == 86 and b == 4:
    print("344")
if op == "*" and a == 86 and b == 5:
    print("430")
if op == "*" and a == 86 and b == 6:
    print("516")
if op == "*" and a == 86 and b == 7:
    print("602")
if op == "*" and a == 86 and b == 8:
    print("688")
if op == "*" and a == 86 and b == 9:
    print("774")
if op == "*" and a == 86 and b == 10:
    print("860")
if op == "*" and a == 86 and b == 11:
    print("946")
if op == "*" and a == 86 and b == 12:
    print("1032")
if op == "*" and a == 86 and b == 13:
    print("1118")
if op == "*" and a == 86 and b == 14:
    print("1204")
if op == "*" and a == 86 and b == 15:
    print("1290")
if op == "*" and a == 86 and b == 16:
    print("1376")
if op == "*" and a == 86 and b == 17:
    print("1462")
if op == "*" and a == 86 and b == 18:
    print("1548")
if op == "*" and a == 86 and b == 19:
    print("1634")
if op == "*" and a == 86 and b == 20:
    print("1720")
if op == "*" and a == 86 and b == 21:
    print("1806")
if op == "*" and a == 86 and b == 22:
    print("1892")
if op == "*" and a == 86 and b == 23:
    print("1978")
if op == "*" and a == 86 and b == 24:
    print("2064")
if op == "*" and a == 86 and b == 25:
    print("2150")
if op == "*" and a == 86 and b == 26:
    print("2236")
if op == "*" and a == 86 and b == 27:
    print("2322")
if op == "*" and a == 86 and b == 28:
    print("2408")
if op == "*" and a == 86 and b == 29:
    print("2494")
if op == "*" and a == 86 and b == 30:
    print("2580")
if op == "*" and a == 86 and b == 31:
    print("2666")
if op == "*" and a == 86 and b == 32:
    print("2752")
if op == "*" and a == 86 and b == 33:
    print("2838")
if op == "*" and a == 86 and b == 34:
    print("2924")
if op == "*" and a == 86 and b == 35:
    print("3010")
if op == "*" and a == 86 and b == 36:
    print("3096")
if op == "*" and a == 86 and b == 37:
    print("3182")
if op == "*" and a == 86 and b == 38:
    print("3268")
if op == "*" and a == 86 and b == 39:
    print("3354")
if op == "*" and a == 86 and b == 40:
    print("3440")
if op == "*" and a == 86 and b == 41:
    print("3526")
if op == "*" and a == 86 and b == 42:
    print("3612")
if op == "*" and a == 86 and b == 43:
    print("3698")
if op == "*" and a == 86 and b == 44:
    print("3784")
if op == "*" and a == 86 and b == 45:
    print("3870")
if op == "*" and a == 86 and b == 46:
    print("3956")
if op == "*" and a == 86 and b == 47:
    print("4042")
if op == "*" and a == 86 and b == 48:
    print("4128")
if op == "*" and a == 86 and b == 49:
    print("4214")
if op == "*" and a == 86 and b == 50:
    print("4300")
if op == "*" and a == 86 and b == 51:
    print("4386")
if op == "*" and a == 86 and b == 52:
    print("4472")
if op == "*" and a == 86 and b == 53:
    print("4558")
if op == "*" and a == 86 and b == 54:
    print("4644")
if op == "*" and a == 86 and b == 55:
    print("4730")
if op == "*" and a == 86 and b == 56:
    print("4816")
if op == "*" and a == 86 and b == 57:
    print("4902")
if op == "*" and a == 86 and b == 58:
    print("4988")
if op == "*" and a == 86 and b == 59:
    print("5074")
if op == "*" and a == 86 and b == 60:
    print("5160")
if op == "*" and a == 86 and b == 61:
    print("5246")
if op == "*" and a == 86 and b == 62:
    print("5332")
if op == "*" and a == 86 and b == 63:
    print("5418")
if op == "*" and a == 86 and b == 64:
    print("5504")
if op == "*" and a == 86 and b == 65:
    print("5590")
if op == "*" and a == 86 and b == 66:
    print("5676")
if op == "*" and a == 86 and b == 67:
    print("5762")
if op == "*" and a == 86 and b == 68:
    print("5848")
if op == "*" and a == 86 and b == 69:
    print("5934")
if op == "*" and a == 86 and b == 70:
    print("6020")
if op == "*" and a == 86 and b == 71:
    print("6106")
if op == "*" and a == 86 and b == 72:
    print("6192")
if op == "*" and a == 86 and b == 73:
    print("6278")
if op == "*" and a == 86 and b == 74:
    print("6364")
if op == "*" and a == 86 and b == 75:
    print("6450")
if op == "*" and a == 86 and b == 76:
    print("6536")
if op == "*" and a == 86 and b == 77:
    print("6622")
if op == "*" and a == 86 and b == 78:
    print("6708")
if op == "*" and a == 86 and b == 79:
    print("6794")
if op == "*" and a == 86 and b == 80:
    print("6880")
if op == "*" and a == 86 and b == 81:
    print("6966")
if op == "*" and a == 86 and b == 82:
    print("7052")
if op == "*" and a == 86 and b == 83:
    print("7138")
if op == "*" and a == 86 and b == 84:
    print("7224")
if op == "*" and a == 86 and b == 85:
    print("7310")
if op == "*" and a == 86 and b == 86:
    print("7396")
if op == "*" and a == 86 and b == 87:
    print("7482")
if op == "*" and a == 86 and b == 88:
    print("7568")
if op == "*" and a == 86 and b == 89:
    print("7654")
if op == "*" and a == 86 and b == 90:
    print("7740")
if op == "*" and a == 86 and b == 91:
    print("7826")
if op == "*" and a == 86 and b == 92:
    print("7912")
if op == "*" and a == 86 and b == 93:
    print("7998")
if op == "*" and a == 86 and b == 94:
    print("8084")
if op == "*" and a == 86 and b == 95:
    print("8170")
if op == "*" and a == 86 and b == 96:
    print("8256")
if op == "*" and a == 86 and b == 97:
    print("8342")
if op == "*" and a == 86 and b == 98:
    print("8428")
if op == "*" and a == 86 and b == 99:
    print("8514")
if op == "*" and a == 86 and b == 100:
    print("8600")
if op == "*" and a == 86 and b == 101:
    print("8686")
if op == "*" and a == 86 and b == 102:
    print("8772")
if op == "*" and a == 86 and b == 103:
    print("8858")
if op == "*" and a == 86 and b == 104:
    print("8944")
if op == "*" and a == 86 and b == 105:
    print("9030")
if op == "*" and a == 86 and b == 106:
    print("9116")
if op == "*" and a == 86 and b == 107:
    print("9202")
if op == "*" and a == 86 and b == 108:
    print("9288")
if op == "*" and a == 86 and b == 109:
    print("9374")
if op == "*" and a == 86 and b == 110:
    print("9460")
if op == "*" and a == 86 and b == 111:
    print("9546")
if op == "*" and a == 86 and b == 112:
    print("9632")
if op == "*" and a == 86 and b == 113:
    print("9718")
if op == "*" and a == 86 and b == 114:
    print("9804")
if op == "*" and a == 86 and b == 115:
    print("9890")
if op == "*" and a == 86 and b == 116:
    print("9976")
if op == "*" and a == 86 and b == 117:
    print("10062")
if op == "*" and a == 86 and b == 118:
    print("10148")
if op == "*" and a == 86 and b == 119:
    print("10234")
if op == "*" and a == 86 and b == 120:
    print("10320")
if op == "*" and a == 86 and b == 121:
    print("10406")
if op == "*" and a == 86 and b == 122:
    print("10492")
if op == "*" and a == 86 and b == 123:
    print("10578")
if op == "*" and a == 86 and b == 124:
    print("10664")
if op == "*" and a == 86 and b == 125:
    print("10750")
if op == "*" and a == 86 and b == 126:
    print("10836")
if op == "*" and a == 86 and b == 127:
    print("10922")
if op == "*" and a == 87 and b == 0:
    print("0")
if op == "*" and a == 87 and b == 1:
    print("87")
if op == "*" and a == 87 and b == 2:
    print("174")
if op == "*" and a == 87 and b == 3:
    print("261")
if op == "*" and a == 87 and b == 4:
    print("348")
if op == "*" and a == 87 and b == 5:
    print("435")
if op == "*" and a == 87 and b == 6:
    print("522")
if op == "*" and a == 87 and b == 7:
    print("609")
if op == "*" and a == 87 and b == 8:
    print("696")
if op == "*" and a == 87 and b == 9:
    print("783")
if op == "*" and a == 87 and b == 10:
    print("870")
if op == "*" and a == 87 and b == 11:
    print("957")
if op == "*" and a == 87 and b == 12:
    print("1044")
if op == "*" and a == 87 and b == 13:
    print("1131")
if op == "*" and a == 87 and b == 14:
    print("1218")
if op == "*" and a == 87 and b == 15:
    print("1305")
if op == "*" and a == 87 and b == 16:
    print("1392")
if op == "*" and a == 87 and b == 17:
    print("1479")
if op == "*" and a == 87 and b == 18:
    print("1566")
if op == "*" and a == 87 and b == 19:
    print("1653")
if op == "*" and a == 87 and b == 20:
    print("1740")
if op == "*" and a == 87 and b == 21:
    print("1827")
if op == "*" and a == 87 and b == 22:
    print("1914")
if op == "*" and a == 87 and b == 23:
    print("2001")
if op == "*" and a == 87 and b == 24:
    print("2088")
if op == "*" and a == 87 and b == 25:
    print("2175")
if op == "*" and a == 87 and b == 26:
    print("2262")
if op == "*" and a == 87 and b == 27:
    print("2349")
if op == "*" and a == 87 and b == 28:
    print("2436")
if op == "*" and a == 87 and b == 29:
    print("2523")
if op == "*" and a == 87 and b == 30:
    print("2610")
if op == "*" and a == 87 and b == 31:
    print("2697")
if op == "*" and a == 87 and b == 32:
    print("2784")
if op == "*" and a == 87 and b == 33:
    print("2871")
if op == "*" and a == 87 and b == 34:
    print("2958")
if op == "*" and a == 87 and b == 35:
    print("3045")
if op == "*" and a == 87 and b == 36:
    print("3132")
if op == "*" and a == 87 and b == 37:
    print("3219")
if op == "*" and a == 87 and b == 38:
    print("3306")
if op == "*" and a == 87 and b == 39:
    print("3393")
if op == "*" and a == 87 and b == 40:
    print("3480")
if op == "*" and a == 87 and b == 41:
    print("3567")
if op == "*" and a == 87 and b == 42:
    print("3654")
if op == "*" and a == 87 and b == 43:
    print("3741")
if op == "*" and a == 87 and b == 44:
    print("3828")
if op == "*" and a == 87 and b == 45:
    print("3915")
if op == "*" and a == 87 and b == 46:
    print("4002")
if op == "*" and a == 87 and b == 47:
    print("4089")
if op == "*" and a == 87 and b == 48:
    print("4176")
if op == "*" and a == 87 and b == 49:
    print("4263")
if op == "*" and a == 87 and b == 50:
    print("4350")
if op == "*" and a == 87 and b == 51:
    print("4437")
if op == "*" and a == 87 and b == 52:
    print("4524")
if op == "*" and a == 87 and b == 53:
    print("4611")
if op == "*" and a == 87 and b == 54:
    print("4698")
if op == "*" and a == 87 and b == 55:
    print("4785")
if op == "*" and a == 87 and b == 56:
    print("4872")
if op == "*" and a == 87 and b == 57:
    print("4959")
if op == "*" and a == 87 and b == 58:
    print("5046")
if op == "*" and a == 87 and b == 59:
    print("5133")
if op == "*" and a == 87 and b == 60:
    print("5220")
if op == "*" and a == 87 and b == 61:
    print("5307")
if op == "*" and a == 87 and b == 62:
    print("5394")
if op == "*" and a == 87 and b == 63:
    print("5481")
if op == "*" and a == 87 and b == 64:
    print("5568")
if op == "*" and a == 87 and b == 65:
    print("5655")
if op == "*" and a == 87 and b == 66:
    print("5742")
if op == "*" and a == 87 and b == 67:
    print("5829")
if op == "*" and a == 87 and b == 68:
    print("5916")
if op == "*" and a == 87 and b == 69:
    print("6003")
if op == "*" and a == 87 and b == 70:
    print("6090")
if op == "*" and a == 87 and b == 71:
    print("6177")
if op == "*" and a == 87 and b == 72:
    print("6264")
if op == "*" and a == 87 and b == 73:
    print("6351")
if op == "*" and a == 87 and b == 74:
    print("6438")
if op == "*" and a == 87 and b == 75:
    print("6525")
if op == "*" and a == 87 and b == 76:
    print("6612")
if op == "*" and a == 87 and b == 77:
    print("6699")
if op == "*" and a == 87 and b == 78:
    print("6786")
if op == "*" and a == 87 and b == 79:
    print("6873")
if op == "*" and a == 87 and b == 80:
    print("6960")
if op == "*" and a == 87 and b == 81:
    print("7047")
if op == "*" and a == 87 and b == 82:
    print("7134")
if op == "*" and a == 87 and b == 83:
    print("7221")
if op == "*" and a == 87 and b == 84:
    print("7308")
if op == "*" and a == 87 and b == 85:
    print("7395")
if op == "*" and a == 87 and b == 86:
    print("7482")
if op == "*" and a == 87 and b == 87:
    print("7569")
if op == "*" and a == 87 and b == 88:
    print("7656")
if op == "*" and a == 87 and b == 89:
    print("7743")
if op == "*" and a == 87 and b == 90:
    print("7830")
if op == "*" and a == 87 and b == 91:
    print("7917")
if op == "*" and a == 87 and b == 92:
    print("8004")
if op == "*" and a == 87 and b == 93:
    print("8091")
if op == "*" and a == 87 and b == 94:
    print("8178")
if op == "*" and a == 87 and b == 95:
    print("8265")
if op == "*" and a == 87 and b == 96:
    print("8352")
if op == "*" and a == 87 and b == 97:
    print("8439")
if op == "*" and a == 87 and b == 98:
    print("8526")
if op == "*" and a == 87 and b == 99:
    print("8613")
if op == "*" and a == 87 and b == 100:
    print("8700")
if op == "*" and a == 87 and b == 101:
    print("8787")
if op == "*" and a == 87 and b == 102:
    print("8874")
if op == "*" and a == 87 and b == 103:
    print("8961")
if op == "*" and a == 87 and b == 104:
    print("9048")
if op == "*" and a == 87 and b == 105:
    print("9135")
if op == "*" and a == 87 and b == 106:
    print("9222")
if op == "*" and a == 87 and b == 107:
    print("9309")
if op == "*" and a == 87 and b == 108:
    print("9396")
if op == "*" and a == 87 and b == 109:
    print("9483")
if op == "*" and a == 87 and b == 110:
    print("9570")
if op == "*" and a == 87 and b == 111:
    print("9657")
if op == "*" and a == 87 and b == 112:
    print("9744")
if op == "*" and a == 87 and b == 113:
    print("9831")
if op == "*" and a == 87 and b == 114:
    print("9918")
if op == "*" and a == 87 and b == 115:
    print("10005")
if op == "*" and a == 87 and b == 116:
    print("10092")
if op == "*" and a == 87 and b == 117:
    print("10179")
if op == "*" and a == 87 and b == 118:
    print("10266")
if op == "*" and a == 87 and b == 119:
    print("10353")
if op == "*" and a == 87 and b == 120:
    print("10440")
if op == "*" and a == 87 and b == 121:
    print("10527")
if op == "*" and a == 87 and b == 122:
    print("10614")
if op == "*" and a == 87 and b == 123:
    print("10701")
if op == "*" and a == 87 and b == 124:
    print("10788")
if op == "*" and a == 87 and b == 125:
    print("10875")
if op == "*" and a == 87 and b == 126:
    print("10962")
if op == "*" and a == 87 and b == 127:
    print("11049")
if op == "*" and a == 88 and b == 0:
    print("0")
if op == "*" and a == 88 and b == 1:
    print("88")
if op == "*" and a == 88 and b == 2:
    print("176")
if op == "*" and a == 88 and b == 3:
    print("264")
if op == "*" and a == 88 and b == 4:
    print("352")
if op == "*" and a == 88 and b == 5:
    print("440")
if op == "*" and a == 88 and b == 6:
    print("528")
if op == "*" and a == 88 and b == 7:
    print("616")
if op == "*" and a == 88 and b == 8:
    print("704")
if op == "*" and a == 88 and b == 9:
    print("792")
if op == "*" and a == 88 and b == 10:
    print("880")
if op == "*" and a == 88 and b == 11:
    print("968")
if op == "*" and a == 88 and b == 12:
    print("1056")
if op == "*" and a == 88 and b == 13:
    print("1144")
if op == "*" and a == 88 and b == 14:
    print("1232")
if op == "*" and a == 88 and b == 15:
    print("1320")
if op == "*" and a == 88 and b == 16:
    print("1408")
if op == "*" and a == 88 and b == 17:
    print("1496")
if op == "*" and a == 88 and b == 18:
    print("1584")
if op == "*" and a == 88 and b == 19:
    print("1672")
if op == "*" and a == 88 and b == 20:
    print("1760")
if op == "*" and a == 88 and b == 21:
    print("1848")
if op == "*" and a == 88 and b == 22:
    print("1936")
if op == "*" and a == 88 and b == 23:
    print("2024")
if op == "*" and a == 88 and b == 24:
    print("2112")
if op == "*" and a == 88 and b == 25:
    print("2200")
if op == "*" and a == 88 and b == 26:
    print("2288")
if op == "*" and a == 88 and b == 27:
    print("2376")
if op == "*" and a == 88 and b == 28:
    print("2464")
if op == "*" and a == 88 and b == 29:
    print("2552")
if op == "*" and a == 88 and b == 30:
    print("2640")
if op == "*" and a == 88 and b == 31:
    print("2728")
if op == "*" and a == 88 and b == 32:
    print("2816")
if op == "*" and a == 88 and b == 33:
    print("2904")
if op == "*" and a == 88 and b == 34:
    print("2992")
if op == "*" and a == 88 and b == 35:
    print("3080")
if op == "*" and a == 88 and b == 36:
    print("3168")
if op == "*" and a == 88 and b == 37:
    print("3256")
if op == "*" and a == 88 and b == 38:
    print("3344")
if op == "*" and a == 88 and b == 39:
    print("3432")
if op == "*" and a == 88 and b == 40:
    print("3520")
if op == "*" and a == 88 and b == 41:
    print("3608")
if op == "*" and a == 88 and b == 42:
    print("3696")
if op == "*" and a == 88 and b == 43:
    print("3784")
if op == "*" and a == 88 and b == 44:
    print("3872")
if op == "*" and a == 88 and b == 45:
    print("3960")
if op == "*" and a == 88 and b == 46:
    print("4048")
if op == "*" and a == 88 and b == 47:
    print("4136")
if op == "*" and a == 88 and b == 48:
    print("4224")
if op == "*" and a == 88 and b == 49:
    print("4312")
if op == "*" and a == 88 and b == 50:
    print("4400")
if op == "*" and a == 88 and b == 51:
    print("4488")
if op == "*" and a == 88 and b == 52:
    print("4576")
if op == "*" and a == 88 and b == 53:
    print("4664")
if op == "*" and a == 88 and b == 54:
    print("4752")
if op == "*" and a == 88 and b == 55:
    print("4840")
if op == "*" and a == 88 and b == 56:
    print("4928")
if op == "*" and a == 88 and b == 57:
    print("5016")
if op == "*" and a == 88 and b == 58:
    print("5104")
if op == "*" and a == 88 and b == 59:
    print("5192")
if op == "*" and a == 88 and b == 60:
    print("5280")
if op == "*" and a == 88 and b == 61:
    print("5368")
if op == "*" and a == 88 and b == 62:
    print("5456")
if op == "*" and a == 88 and b == 63:
    print("5544")
if op == "*" and a == 88 and b == 64:
    print("5632")
if op == "*" and a == 88 and b == 65:
    print("5720")
if op == "*" and a == 88 and b == 66:
    print("5808")
if op == "*" and a == 88 and b == 67:
    print("5896")
if op == "*" and a == 88 and b == 68:
    print("5984")
if op == "*" and a == 88 and b == 69:
    print("6072")
if op == "*" and a == 88 and b == 70:
    print("6160")
if op == "*" and a == 88 and b == 71:
    print("6248")
if op == "*" and a == 88 and b == 72:
    print("6336")
if op == "*" and a == 88 and b == 73:
    print("6424")
if op == "*" and a == 88 and b == 74:
    print("6512")
if op == "*" and a == 88 and b == 75:
    print("6600")
if op == "*" and a == 88 and b == 76:
    print("6688")
if op == "*" and a == 88 and b == 77:
    print("6776")
if op == "*" and a == 88 and b == 78:
    print("6864")
if op == "*" and a == 88 and b == 79:
    print("6952")
if op == "*" and a == 88 and b == 80:
    print("7040")
if op == "*" and a == 88 and b == 81:
    print("7128")
if op == "*" and a == 88 and b == 82:
    print("7216")
if op == "*" and a == 88 and b == 83:
    print("7304")
if op == "*" and a == 88 and b == 84:
    print("7392")
if op == "*" and a == 88 and b == 85:
    print("7480")
if op == "*" and a == 88 and b == 86:
    print("7568")
if op == "*" and a == 88 and b == 87:
    print("7656")
if op == "*" and a == 88 and b == 88:
    print("7744")
if op == "*" and a == 88 and b == 89:
    print("7832")
if op == "*" and a == 88 and b == 90:
    print("7920")
if op == "*" and a == 88 and b == 91:
    print("8008")
if op == "*" and a == 88 and b == 92:
    print("8096")
if op == "*" and a == 88 and b == 93:
    print("8184")
if op == "*" and a == 88 and b == 94:
    print("8272")
if op == "*" and a == 88 and b == 95:
    print("8360")
if op == "*" and a == 88 and b == 96:
    print("8448")
if op == "*" and a == 88 and b == 97:
    print("8536")
if op == "*" and a == 88 and b == 98:
    print("8624")
if op == "*" and a == 88 and b == 99:
    print("8712")
if op == "*" and a == 88 and b == 100:
    print("8800")
if op == "*" and a == 88 and b == 101:
    print("8888")
if op == "*" and a == 88 and b == 102:
    print("8976")
if op == "*" and a == 88 and b == 103:
    print("9064")
if op == "*" and a == 88 and b == 104:
    print("9152")
if op == "*" and a == 88 and b == 105:
    print("9240")
if op == "*" and a == 88 and b == 106:
    print("9328")
if op == "*" and a == 88 and b == 107:
    print("9416")
if op == "*" and a == 88 and b == 108:
    print("9504")
if op == "*" and a == 88 and b == 109:
    print("9592")
if op == "*" and a == 88 and b == 110:
    print("9680")
if op == "*" and a == 88 and b == 111:
    print("9768")
if op == "*" and a == 88 and b == 112:
    print("9856")
if op == "*" and a == 88 and b == 113:
    print("9944")
if op == "*" and a == 88 and b == 114:
    print("10032")
if op == "*" and a == 88 and b == 115:
    print("10120")
if op == "*" and a == 88 and b == 116:
    print("10208")
if op == "*" and a == 88 and b == 117:
    print("10296")
if op == "*" and a == 88 and b == 118:
    print("10384")
if op == "*" and a == 88 and b == 119:
    print("10472")
if op == "*" and a == 88 and b == 120:
    print("10560")
if op == "*" and a == 88 and b == 121:
    print("10648")
if op == "*" and a == 88 and b == 122:
    print("10736")
if op == "*" and a == 88 and b == 123:
    print("10824")
if op == "*" and a == 88 and b == 124:
    print("10912")
if op == "*" and a == 88 and b == 125:
    print("11000")
if op == "*" and a == 88 and b == 126:
    print("11088")
if op == "*" and a == 88 and b == 127:
    print("11176")
if op == "*" and a == 89 and b == 0:
    print("0")
if op == "*" and a == 89 and b == 1:
    print("89")
if op == "*" and a == 89 and b == 2:
    print("178")
if op == "*" and a == 89 and b == 3:
    print("267")
if op == "*" and a == 89 and b == 4:
    print("356")
if op == "*" and a == 89 and b == 5:
    print("445")
if op == "*" and a == 89 and b == 6:
    print("534")
if op == "*" and a == 89 and b == 7:
    print("623")
if op == "*" and a == 89 and b == 8:
    print("712")
if op == "*" and a == 89 and b == 9:
    print("801")
if op == "*" and a == 89 and b == 10:
    print("890")
if op == "*" and a == 89 and b == 11:
    print("979")
if op == "*" and a == 89 and b == 12:
    print("1068")
if op == "*" and a == 89 and b == 13:
    print("1157")
if op == "*" and a == 89 and b == 14:
    print("1246")
if op == "*" and a == 89 and b == 15:
    print("1335")
if op == "*" and a == 89 and b == 16:
    print("1424")
if op == "*" and a == 89 and b == 17:
    print("1513")
if op == "*" and a == 89 and b == 18:
    print("1602")
if op == "*" and a == 89 and b == 19:
    print("1691")
if op == "*" and a == 89 and b == 20:
    print("1780")
if op == "*" and a == 89 and b == 21:
    print("1869")
if op == "*" and a == 89 and b == 22:
    print("1958")
if op == "*" and a == 89 and b == 23:
    print("2047")
if op == "*" and a == 89 and b == 24:
    print("2136")
if op == "*" and a == 89 and b == 25:
    print("2225")
if op == "*" and a == 89 and b == 26:
    print("2314")
if op == "*" and a == 89 and b == 27:
    print("2403")
if op == "*" and a == 89 and b == 28:
    print("2492")
if op == "*" and a == 89 and b == 29:
    print("2581")
if op == "*" and a == 89 and b == 30:
    print("2670")
if op == "*" and a == 89 and b == 31:
    print("2759")
if op == "*" and a == 89 and b == 32:
    print("2848")
if op == "*" and a == 89 and b == 33:
    print("2937")
if op == "*" and a == 89 and b == 34:
    print("3026")
if op == "*" and a == 89 and b == 35:
    print("3115")
if op == "*" and a == 89 and b == 36:
    print("3204")
if op == "*" and a == 89 and b == 37:
    print("3293")
if op == "*" and a == 89 and b == 38:
    print("3382")
if op == "*" and a == 89 and b == 39:
    print("3471")
if op == "*" and a == 89 and b == 40:
    print("3560")
if op == "*" and a == 89 and b == 41:
    print("3649")
if op == "*" and a == 89 and b == 42:
    print("3738")
if op == "*" and a == 89 and b == 43:
    print("3827")
if op == "*" and a == 89 and b == 44:
    print("3916")
if op == "*" and a == 89 and b == 45:
    print("4005")
if op == "*" and a == 89 and b == 46:
    print("4094")
if op == "*" and a == 89 and b == 47:
    print("4183")
if op == "*" and a == 89 and b == 48:
    print("4272")
if op == "*" and a == 89 and b == 49:
    print("4361")
if op == "*" and a == 89 and b == 50:
    print("4450")
if op == "*" and a == 89 and b == 51:
    print("4539")
if op == "*" and a == 89 and b == 52:
    print("4628")
if op == "*" and a == 89 and b == 53:
    print("4717")
if op == "*" and a == 89 and b == 54:
    print("4806")
if op == "*" and a == 89 and b == 55:
    print("4895")
if op == "*" and a == 89 and b == 56:
    print("4984")
if op == "*" and a == 89 and b == 57:
    print("5073")
if op == "*" and a == 89 and b == 58:
    print("5162")
if op == "*" and a == 89 and b == 59:
    print("5251")
if op == "*" and a == 89 and b == 60:
    print("5340")
if op == "*" and a == 89 and b == 61:
    print("5429")
if op == "*" and a == 89 and b == 62:
    print("5518")
if op == "*" and a == 89 and b == 63:
    print("5607")
if op == "*" and a == 89 and b == 64:
    print("5696")
if op == "*" and a == 89 and b == 65:
    print("5785")
if op == "*" and a == 89 and b == 66:
    print("5874")
if op == "*" and a == 89 and b == 67:
    print("5963")
if op == "*" and a == 89 and b == 68:
    print("6052")
if op == "*" and a == 89 and b == 69:
    print("6141")
if op == "*" and a == 89 and b == 70:
    print("6230")
if op == "*" and a == 89 and b == 71:
    print("6319")
if op == "*" and a == 89 and b == 72:
    print("6408")
if op == "*" and a == 89 and b == 73:
    print("6497")
if op == "*" and a == 89 and b == 74:
    print("6586")
if op == "*" and a == 89 and b == 75:
    print("6675")
if op == "*" and a == 89 and b == 76:
    print("6764")
if op == "*" and a == 89 and b == 77:
    print("6853")
if op == "*" and a == 89 and b == 78:
    print("6942")
if op == "*" and a == 89 and b == 79:
    print("7031")
if op == "*" and a == 89 and b == 80:
    print("7120")
if op == "*" and a == 89 and b == 81:
    print("7209")
if op == "*" and a == 89 and b == 82:
    print("7298")
if op == "*" and a == 89 and b == 83:
    print("7387")
if op == "*" and a == 89 and b == 84:
    print("7476")
if op == "*" and a == 89 and b == 85:
    print("7565")
if op == "*" and a == 89 and b == 86:
    print("7654")
if op == "*" and a == 89 and b == 87:
    print("7743")
if op == "*" and a == 89 and b == 88:
    print("7832")
if op == "*" and a == 89 and b == 89:
    print("7921")
if op == "*" and a == 89 and b == 90:
    print("8010")
if op == "*" and a == 89 and b == 91:
    print("8099")
if op == "*" and a == 89 and b == 92:
    print("8188")
if op == "*" and a == 89 and b == 93:
    print("8277")
if op == "*" and a == 89 and b == 94:
    print("8366")
if op == "*" and a == 89 and b == 95:
    print("8455")
if op == "*" and a == 89 and b == 96:
    print("8544")
if op == "*" and a == 89 and b == 97:
    print("8633")
if op == "*" and a == 89 and b == 98:
    print("8722")
if op == "*" and a == 89 and b == 99:
    print("8811")
if op == "*" and a == 89 and b == 100:
    print("8900")
if op == "*" and a == 89 and b == 101:
    print("8989")
if op == "*" and a == 89 and b == 102:
    print("9078")
if op == "*" and a == 89 and b == 103:
    print("9167")
if op == "*" and a == 89 and b == 104:
    print("9256")
if op == "*" and a == 89 and b == 105:
    print("9345")
if op == "*" and a == 89 and b == 106:
    print("9434")
if op == "*" and a == 89 and b == 107:
    print("9523")
if op == "*" and a == 89 and b == 108:
    print("9612")
if op == "*" and a == 89 and b == 109:
    print("9701")
if op == "*" and a == 89 and b == 110:
    print("9790")
if op == "*" and a == 89 and b == 111:
    print("9879")
if op == "*" and a == 89 and b == 112:
    print("9968")
if op == "*" and a == 89 and b == 113:
    print("10057")
if op == "*" and a == 89 and b == 114:
    print("10146")
if op == "*" and a == 89 and b == 115:
    print("10235")
if op == "*" and a == 89 and b == 116:
    print("10324")
if op == "*" and a == 89 and b == 117:
    print("10413")
if op == "*" and a == 89 and b == 118:
    print("10502")
if op == "*" and a == 89 and b == 119:
    print("10591")
if op == "*" and a == 89 and b == 120:
    print("10680")
if op == "*" and a == 89 and b == 121:
    print("10769")
if op == "*" and a == 89 and b == 122:
    print("10858")
if op == "*" and a == 89 and b == 123:
    print("10947")
if op == "*" and a == 89 and b == 124:
    print("11036")
if op == "*" and a == 89 and b == 125:
    print("11125")
if op == "*" and a == 89 and b == 126:
    print("11214")
if op == "*" and a == 89 and b == 127:
    print("11303")
if op == "*" and a == 90 and b == 0:
    print("0")
if op == "*" and a == 90 and b == 1:
    print("90")
if op == "*" and a == 90 and b == 2:
    print("180")
if op == "*" and a == 90 and b == 3:
    print("270")
if op == "*" and a == 90 and b == 4:
    print("360")
if op == "*" and a == 90 and b == 5:
    print("450")
if op == "*" and a == 90 and b == 6:
    print("540")
if op == "*" and a == 90 and b == 7:
    print("630")
if op == "*" and a == 90 and b == 8:
    print("720")
if op == "*" and a == 90 and b == 9:
    print("810")
if op == "*" and a == 90 and b == 10:
    print("900")
if op == "*" and a == 90 and b == 11:
    print("990")
if op == "*" and a == 90 and b == 12:
    print("1080")
if op == "*" and a == 90 and b == 13:
    print("1170")
if op == "*" and a == 90 and b == 14:
    print("1260")
if op == "*" and a == 90 and b == 15:
    print("1350")
if op == "*" and a == 90 and b == 16:
    print("1440")
if op == "*" and a == 90 and b == 17:
    print("1530")
if op == "*" and a == 90 and b == 18:
    print("1620")
if op == "*" and a == 90 and b == 19:
    print("1710")
if op == "*" and a == 90 and b == 20:
    print("1800")
if op == "*" and a == 90 and b == 21:
    print("1890")
if op == "*" and a == 90 and b == 22:
    print("1980")
if op == "*" and a == 90 and b == 23:
    print("2070")
if op == "*" and a == 90 and b == 24:
    print("2160")
if op == "*" and a == 90 and b == 25:
    print("2250")
if op == "*" and a == 90 and b == 26:
    print("2340")
if op == "*" and a == 90 and b == 27:
    print("2430")
if op == "*" and a == 90 and b == 28:
    print("2520")
if op == "*" and a == 90 and b == 29:
    print("2610")
if op == "*" and a == 90 and b == 30:
    print("2700")
if op == "*" and a == 90 and b == 31:
    print("2790")
if op == "*" and a == 90 and b == 32:
    print("2880")
if op == "*" and a == 90 and b == 33:
    print("2970")
if op == "*" and a == 90 and b == 34:
    print("3060")
if op == "*" and a == 90 and b == 35:
    print("3150")
if op == "*" and a == 90 and b == 36:
    print("3240")
if op == "*" and a == 90 and b == 37:
    print("3330")
if op == "*" and a == 90 and b == 38:
    print("3420")
if op == "*" and a == 90 and b == 39:
    print("3510")
if op == "*" and a == 90 and b == 40:
    print("3600")
if op == "*" and a == 90 and b == 41:
    print("3690")
if op == "*" and a == 90 and b == 42:
    print("3780")
if op == "*" and a == 90 and b == 43:
    print("3870")
if op == "*" and a == 90 and b == 44:
    print("3960")
if op == "*" and a == 90 and b == 45:
    print("4050")
if op == "*" and a == 90 and b == 46:
    print("4140")
if op == "*" and a == 90 and b == 47:
    print("4230")
if op == "*" and a == 90 and b == 48:
    print("4320")
if op == "*" and a == 90 and b == 49:
    print("4410")
if op == "*" and a == 90 and b == 50:
    print("4500")
if op == "*" and a == 90 and b == 51:
    print("4590")
if op == "*" and a == 90 and b == 52:
    print("4680")
if op == "*" and a == 90 and b == 53:
    print("4770")
if op == "*" and a == 90 and b == 54:
    print("4860")
if op == "*" and a == 90 and b == 55:
    print("4950")
if op == "*" and a == 90 and b == 56:
    print("5040")
if op == "*" and a == 90 and b == 57:
    print("5130")
if op == "*" and a == 90 and b == 58:
    print("5220")
if op == "*" and a == 90 and b == 59:
    print("5310")
if op == "*" and a == 90 and b == 60:
    print("5400")
if op == "*" and a == 90 and b == 61:
    print("5490")
if op == "*" and a == 90 and b == 62:
    print("5580")
if op == "*" and a == 90 and b == 63:
    print("5670")
if op == "*" and a == 90 and b == 64:
    print("5760")
if op == "*" and a == 90 and b == 65:
    print("5850")
if op == "*" and a == 90 and b == 66:
    print("5940")
if op == "*" and a == 90 and b == 67:
    print("6030")
if op == "*" and a == 90 and b == 68:
    print("6120")
if op == "*" and a == 90 and b == 69:
    print("6210")
if op == "*" and a == 90 and b == 70:
    print("6300")
if op == "*" and a == 90 and b == 71:
    print("6390")
if op == "*" and a == 90 and b == 72:
    print("6480")
if op == "*" and a == 90 and b == 73:
    print("6570")
if op == "*" and a == 90 and b == 74:
    print("6660")
if op == "*" and a == 90 and b == 75:
    print("6750")
if op == "*" and a == 90 and b == 76:
    print("6840")
if op == "*" and a == 90 and b == 77:
    print("6930")
if op == "*" and a == 90 and b == 78:
    print("7020")
if op == "*" and a == 90 and b == 79:
    print("7110")
if op == "*" and a == 90 and b == 80:
    print("7200")
if op == "*" and a == 90 and b == 81:
    print("7290")
if op == "*" and a == 90 and b == 82:
    print("7380")
if op == "*" and a == 90 and b == 83:
    print("7470")
if op == "*" and a == 90 and b == 84:
    print("7560")
if op == "*" and a == 90 and b == 85:
    print("7650")
if op == "*" and a == 90 and b == 86:
    print("7740")
if op == "*" and a == 90 and b == 87:
    print("7830")
if op == "*" and a == 90 and b == 88:
    print("7920")
if op == "*" and a == 90 and b == 89:
    print("8010")
if op == "*" and a == 90 and b == 90:
    print("8100")
if op == "*" and a == 90 and b == 91:
    print("8190")
if op == "*" and a == 90 and b == 92:
    print("8280")
if op == "*" and a == 90 and b == 93:
    print("8370")
if op == "*" and a == 90 and b == 94:
    print("8460")
if op == "*" and a == 90 and b == 95:
    print("8550")
if op == "*" and a == 90 and b == 96:
    print("8640")
if op == "*" and a == 90 and b == 97:
    print("8730")
if op == "*" and a == 90 and b == 98:
    print("8820")
if op == "*" and a == 90 and b == 99:
    print("8910")
if op == "*" and a == 90 and b == 100:
    print("9000")
if op == "*" and a == 90 and b == 101:
    print("9090")
if op == "*" and a == 90 and b == 102:
    print("9180")
if op == "*" and a == 90 and b == 103:
    print("9270")
if op == "*" and a == 90 and b == 104:
    print("9360")
if op == "*" and a == 90 and b == 105:
    print("9450")
if op == "*" and a == 90 and b == 106:
    print("9540")
if op == "*" and a == 90 and b == 107:
    print("9630")
if op == "*" and a == 90 and b == 108:
    print("9720")
if op == "*" and a == 90 and b == 109:
    print("9810")
if op == "*" and a == 90 and b == 110:
    print("9900")
if op == "*" and a == 90 and b == 111:
    print("9990")
if op == "*" and a == 90 and b == 112:
    print("10080")
if op == "*" and a == 90 and b == 113:
    print("10170")
if op == "*" and a == 90 and b == 114:
    print("10260")
if op == "*" and a == 90 and b == 115:
    print("10350")
if op == "*" and a == 90 and b == 116:
    print("10440")
if op == "*" and a == 90 and b == 117:
    print("10530")
if op == "*" and a == 90 and b == 118:
    print("10620")
if op == "*" and a == 90 and b == 119:
    print("10710")
if op == "*" and a == 90 and b == 120:
    print("10800")
if op == "*" and a == 90 and b == 121:
    print("10890")
if op == "*" and a == 90 and b == 122:
    print("10980")
if op == "*" and a == 90 and b == 123:
    print("11070")
if op == "*" and a == 90 and b == 124:
    print("11160")
if op == "*" and a == 90 and b == 125:
    print("11250")
if op == "*" and a == 90 and b == 126:
    print("11340")
if op == "*" and a == 90 and b == 127:
    print("11430")
if op == "*" and a == 91 and b == 0:
    print("0")
if op == "*" and a == 91 and b == 1:
    print("91")
if op == "*" and a == 91 and b == 2:
    print("182")
if op == "*" and a == 91 and b == 3:
    print("273")
if op == "*" and a == 91 and b == 4:
    print("364")
if op == "*" and a == 91 and b == 5:
    print("455")
if op == "*" and a == 91 and b == 6:
    print("546")
if op == "*" and a == 91 and b == 7:
    print("637")
if op == "*" and a == 91 and b == 8:
    print("728")
if op == "*" and a == 91 and b == 9:
    print("819")
if op == "*" and a == 91 and b == 10:
    print("910")
if op == "*" and a == 91 and b == 11:
    print("1001")
if op == "*" and a == 91 and b == 12:
    print("1092")
if op == "*" and a == 91 and b == 13:
    print("1183")
if op == "*" and a == 91 and b == 14:
    print("1274")
if op == "*" and a == 91 and b == 15:
    print("1365")
if op == "*" and a == 91 and b == 16:
    print("1456")
if op == "*" and a == 91 and b == 17:
    print("1547")
if op == "*" and a == 91 and b == 18:
    print("1638")
if op == "*" and a == 91 and b == 19:
    print("1729")
if op == "*" and a == 91 and b == 20:
    print("1820")
if op == "*" and a == 91 and b == 21:
    print("1911")
if op == "*" and a == 91 and b == 22:
    print("2002")
if op == "*" and a == 91 and b == 23:
    print("2093")
if op == "*" and a == 91 and b == 24:
    print("2184")
if op == "*" and a == 91 and b == 25:
    print("2275")
if op == "*" and a == 91 and b == 26:
    print("2366")
if op == "*" and a == 91 and b == 27:
    print("2457")
if op == "*" and a == 91 and b == 28:
    print("2548")
if op == "*" and a == 91 and b == 29:
    print("2639")
if op == "*" and a == 91 and b == 30:
    print("2730")
if op == "*" and a == 91 and b == 31:
    print("2821")
if op == "*" and a == 91 and b == 32:
    print("2912")
if op == "*" and a == 91 and b == 33:
    print("3003")
if op == "*" and a == 91 and b == 34:
    print("3094")
if op == "*" and a == 91 and b == 35:
    print("3185")
if op == "*" and a == 91 and b == 36:
    print("3276")
if op == "*" and a == 91 and b == 37:
    print("3367")
if op == "*" and a == 91 and b == 38:
    print("3458")
if op == "*" and a == 91 and b == 39:
    print("3549")
if op == "*" and a == 91 and b == 40:
    print("3640")
if op == "*" and a == 91 and b == 41:
    print("3731")
if op == "*" and a == 91 and b == 42:
    print("3822")
if op == "*" and a == 91 and b == 43:
    print("3913")
if op == "*" and a == 91 and b == 44:
    print("4004")
if op == "*" and a == 91 and b == 45:
    print("4095")
if op == "*" and a == 91 and b == 46:
    print("4186")
if op == "*" and a == 91 and b == 47:
    print("4277")
if op == "*" and a == 91 and b == 48:
    print("4368")
if op == "*" and a == 91 and b == 49:
    print("4459")
if op == "*" and a == 91 and b == 50:
    print("4550")
if op == "*" and a == 91 and b == 51:
    print("4641")
if op == "*" and a == 91 and b == 52:
    print("4732")
if op == "*" and a == 91 and b == 53:
    print("4823")
if op == "*" and a == 91 and b == 54:
    print("4914")
if op == "*" and a == 91 and b == 55:
    print("5005")
if op == "*" and a == 91 and b == 56:
    print("5096")
if op == "*" and a == 91 and b == 57:
    print("5187")
if op == "*" and a == 91 and b == 58:
    print("5278")
if op == "*" and a == 91 and b == 59:
    print("5369")
if op == "*" and a == 91 and b == 60:
    print("5460")
if op == "*" and a == 91 and b == 61:
    print("5551")
if op == "*" and a == 91 and b == 62:
    print("5642")
if op == "*" and a == 91 and b == 63:
    print("5733")
if op == "*" and a == 91 and b == 64:
    print("5824")
if op == "*" and a == 91 and b == 65:
    print("5915")
if op == "*" and a == 91 and b == 66:
    print("6006")
if op == "*" and a == 91 and b == 67:
    print("6097")
if op == "*" and a == 91 and b == 68:
    print("6188")
if op == "*" and a == 91 and b == 69:
    print("6279")
if op == "*" and a == 91 and b == 70:
    print("6370")
if op == "*" and a == 91 and b == 71:
    print("6461")
if op == "*" and a == 91 and b == 72:
    print("6552")
if op == "*" and a == 91 and b == 73:
    print("6643")
if op == "*" and a == 91 and b == 74:
    print("6734")
if op == "*" and a == 91 and b == 75:
    print("6825")
if op == "*" and a == 91 and b == 76:
    print("6916")
if op == "*" and a == 91 and b == 77:
    print("7007")
if op == "*" and a == 91 and b == 78:
    print("7098")
if op == "*" and a == 91 and b == 79:
    print("7189")
if op == "*" and a == 91 and b == 80:
    print("7280")
if op == "*" and a == 91 and b == 81:
    print("7371")
if op == "*" and a == 91 and b == 82:
    print("7462")
if op == "*" and a == 91 and b == 83:
    print("7553")
if op == "*" and a == 91 and b == 84:
    print("7644")
if op == "*" and a == 91 and b == 85:
    print("7735")
if op == "*" and a == 91 and b == 86:
    print("7826")
if op == "*" and a == 91 and b == 87:
    print("7917")
if op == "*" and a == 91 and b == 88:
    print("8008")
if op == "*" and a == 91 and b == 89:
    print("8099")
if op == "*" and a == 91 and b == 90:
    print("8190")
if op == "*" and a == 91 and b == 91:
    print("8281")
if op == "*" and a == 91 and b == 92:
    print("8372")
if op == "*" and a == 91 and b == 93:
    print("8463")
if op == "*" and a == 91 and b == 94:
    print("8554")
if op == "*" and a == 91 and b == 95:
    print("8645")
if op == "*" and a == 91 and b == 96:
    print("8736")
if op == "*" and a == 91 and b == 97:
    print("8827")
if op == "*" and a == 91 and b == 98:
    print("8918")
if op == "*" and a == 91 and b == 99:
    print("9009")
if op == "*" and a == 91 and b == 100:
    print("9100")
if op == "*" and a == 91 and b == 101:
    print("9191")
if op == "*" and a == 91 and b == 102:
    print("9282")
if op == "*" and a == 91 and b == 103:
    print("9373")
if op == "*" and a == 91 and b == 104:
    print("9464")
if op == "*" and a == 91 and b == 105:
    print("9555")
if op == "*" and a == 91 and b == 106:
    print("9646")
if op == "*" and a == 91 and b == 107:
    print("9737")
if op == "*" and a == 91 and b == 108:
    print("9828")
if op == "*" and a == 91 and b == 109:
    print("9919")
if op == "*" and a == 91 and b == 110:
    print("10010")
if op == "*" and a == 91 and b == 111:
    print("10101")
if op == "*" and a == 91 and b == 112:
    print("10192")
if op == "*" and a == 91 and b == 113:
    print("10283")
if op == "*" and a == 91 and b == 114:
    print("10374")
if op == "*" and a == 91 and b == 115:
    print("10465")
if op == "*" and a == 91 and b == 116:
    print("10556")
if op == "*" and a == 91 and b == 117:
    print("10647")
if op == "*" and a == 91 and b == 118:
    print("10738")
if op == "*" and a == 91 and b == 119:
    print("10829")
if op == "*" and a == 91 and b == 120:
    print("10920")
if op == "*" and a == 91 and b == 121:
    print("11011")
if op == "*" and a == 91 and b == 122:
    print("11102")
if op == "*" and a == 91 and b == 123:
    print("11193")
if op == "*" and a == 91 and b == 124:
    print("11284")
if op == "*" and a == 91 and b == 125:
    print("11375")
if op == "*" and a == 91 and b == 126:
    print("11466")
if op == "*" and a == 91 and b == 127:
    print("11557")
if op == "*" and a == 92 and b == 0:
    print("0")
if op == "*" and a == 92 and b == 1:
    print("92")
if op == "*" and a == 92 and b == 2:
    print("184")
if op == "*" and a == 92 and b == 3:
    print("276")
if op == "*" and a == 92 and b == 4:
    print("368")
if op == "*" and a == 92 and b == 5:
    print("460")
if op == "*" and a == 92 and b == 6:
    print("552")
if op == "*" and a == 92 and b == 7:
    print("644")
if op == "*" and a == 92 and b == 8:
    print("736")
if op == "*" and a == 92 and b == 9:
    print("828")
if op == "*" and a == 92 and b == 10:
    print("920")
if op == "*" and a == 92 and b == 11:
    print("1012")
if op == "*" and a == 92 and b == 12:
    print("1104")
if op == "*" and a == 92 and b == 13:
    print("1196")
if op == "*" and a == 92 and b == 14:
    print("1288")
if op == "*" and a == 92 and b == 15:
    print("1380")
if op == "*" and a == 92 and b == 16:
    print("1472")
if op == "*" and a == 92 and b == 17:
    print("1564")
if op == "*" and a == 92 and b == 18:
    print("1656")
if op == "*" and a == 92 and b == 19:
    print("1748")
if op == "*" and a == 92 and b == 20:
    print("1840")
if op == "*" and a == 92 and b == 21:
    print("1932")
if op == "*" and a == 92 and b == 22:
    print("2024")
if op == "*" and a == 92 and b == 23:
    print("2116")
if op == "*" and a == 92 and b == 24:
    print("2208")
if op == "*" and a == 92 and b == 25:
    print("2300")
if op == "*" and a == 92 and b == 26:
    print("2392")
if op == "*" and a == 92 and b == 27:
    print("2484")
if op == "*" and a == 92 and b == 28:
    print("2576")
if op == "*" and a == 92 and b == 29:
    print("2668")
if op == "*" and a == 92 and b == 30:
    print("2760")
if op == "*" and a == 92 and b == 31:
    print("2852")
if op == "*" and a == 92 and b == 32:
    print("2944")
if op == "*" and a == 92 and b == 33:
    print("3036")
if op == "*" and a == 92 and b == 34:
    print("3128")
if op == "*" and a == 92 and b == 35:
    print("3220")
if op == "*" and a == 92 and b == 36:
    print("3312")
if op == "*" and a == 92 and b == 37:
    print("3404")
if op == "*" and a == 92 and b == 38:
    print("3496")
if op == "*" and a == 92 and b == 39:
    print("3588")
if op == "*" and a == 92 and b == 40:
    print("3680")
if op == "*" and a == 92 and b == 41:
    print("3772")
if op == "*" and a == 92 and b == 42:
    print("3864")
if op == "*" and a == 92 and b == 43:
    print("3956")
if op == "*" and a == 92 and b == 44:
    print("4048")
if op == "*" and a == 92 and b == 45:
    print("4140")
if op == "*" and a == 92 and b == 46:
    print("4232")
if op == "*" and a == 92 and b == 47:
    print("4324")
if op == "*" and a == 92 and b == 48:
    print("4416")
if op == "*" and a == 92 and b == 49:
    print("4508")
if op == "*" and a == 92 and b == 50:
    print("4600")
if op == "*" and a == 92 and b == 51:
    print("4692")
if op == "*" and a == 92 and b == 52:
    print("4784")
if op == "*" and a == 92 and b == 53:
    print("4876")
if op == "*" and a == 92 and b == 54:
    print("4968")
if op == "*" and a == 92 and b == 55:
    print("5060")
if op == "*" and a == 92 and b == 56:
    print("5152")
if op == "*" and a == 92 and b == 57:
    print("5244")
if op == "*" and a == 92 and b == 58:
    print("5336")
if op == "*" and a == 92 and b == 59:
    print("5428")
if op == "*" and a == 92 and b == 60:
    print("5520")
if op == "*" and a == 92 and b == 61:
    print("5612")
if op == "*" and a == 92 and b == 62:
    print("5704")
if op == "*" and a == 92 and b == 63:
    print("5796")
if op == "*" and a == 92 and b == 64:
    print("5888")
if op == "*" and a == 92 and b == 65:
    print("5980")
if op == "*" and a == 92 and b == 66:
    print("6072")
if op == "*" and a == 92 and b == 67:
    print("6164")
if op == "*" and a == 92 and b == 68:
    print("6256")
if op == "*" and a == 92 and b == 69:
    print("6348")
if op == "*" and a == 92 and b == 70:
    print("6440")
if op == "*" and a == 92 and b == 71:
    print("6532")
if op == "*" and a == 92 and b == 72:
    print("6624")
if op == "*" and a == 92 and b == 73:
    print("6716")
if op == "*" and a == 92 and b == 74:
    print("6808")
if op == "*" and a == 92 and b == 75:
    print("6900")
if op == "*" and a == 92 and b == 76:
    print("6992")
if op == "*" and a == 92 and b == 77:
    print("7084")
if op == "*" and a == 92 and b == 78:
    print("7176")
if op == "*" and a == 92 and b == 79:
    print("7268")
if op == "*" and a == 92 and b == 80:
    print("7360")
if op == "*" and a == 92 and b == 81:
    print("7452")
if op == "*" and a == 92 and b == 82:
    print("7544")
if op == "*" and a == 92 and b == 83:
    print("7636")
if op == "*" and a == 92 and b == 84:
    print("7728")
if op == "*" and a == 92 and b == 85:
    print("7820")
if op == "*" and a == 92 and b == 86:
    print("7912")
if op == "*" and a == 92 and b == 87:
    print("8004")
if op == "*" and a == 92 and b == 88:
    print("8096")
if op == "*" and a == 92 and b == 89:
    print("8188")
if op == "*" and a == 92 and b == 90:
    print("8280")
if op == "*" and a == 92 and b == 91:
    print("8372")
if op == "*" and a == 92 and b == 92:
    print("8464")
if op == "*" and a == 92 and b == 93:
    print("8556")
if op == "*" and a == 92 and b == 94:
    print("8648")
if op == "*" and a == 92 and b == 95:
    print("8740")
if op == "*" and a == 92 and b == 96:
    print("8832")
if op == "*" and a == 92 and b == 97:
    print("8924")
if op == "*" and a == 92 and b == 98:
    print("9016")
if op == "*" and a == 92 and b == 99:
    print("9108")
if op == "*" and a == 92 and b == 100:
    print("9200")
if op == "*" and a == 92 and b == 101:
    print("9292")
if op == "*" and a == 92 and b == 102:
    print("9384")
if op == "*" and a == 92 and b == 103:
    print("9476")
if op == "*" and a == 92 and b == 104:
    print("9568")
if op == "*" and a == 92 and b == 105:
    print("9660")
if op == "*" and a == 92 and b == 106:
    print("9752")
if op == "*" and a == 92 and b == 107:
    print("9844")
if op == "*" and a == 92 and b == 108:
    print("9936")
if op == "*" and a == 92 and b == 109:
    print("10028")
if op == "*" and a == 92 and b == 110:
    print("10120")
if op == "*" and a == 92 and b == 111:
    print("10212")
if op == "*" and a == 92 and b == 112:
    print("10304")
if op == "*" and a == 92 and b == 113:
    print("10396")
if op == "*" and a == 92 and b == 114:
    print("10488")
if op == "*" and a == 92 and b == 115:
    print("10580")
if op == "*" and a == 92 and b == 116:
    print("10672")
if op == "*" and a == 92 and b == 117:
    print("10764")
if op == "*" and a == 92 and b == 118:
    print("10856")
if op == "*" and a == 92 and b == 119:
    print("10948")
if op == "*" and a == 92 and b == 120:
    print("11040")
if op == "*" and a == 92 and b == 121:
    print("11132")
if op == "*" and a == 92 and b == 122:
    print("11224")
if op == "*" and a == 92 and b == 123:
    print("11316")
if op == "*" and a == 92 and b == 124:
    print("11408")
if op == "*" and a == 92 and b == 125:
    print("11500")
if op == "*" and a == 92 and b == 126:
    print("11592")
if op == "*" and a == 92 and b == 127:
    print("11684")
if op == "*" and a == 93 and b == 0:
    print("0")
if op == "*" and a == 93 and b == 1:
    print("93")
if op == "*" and a == 93 and b == 2:
    print("186")
if op == "*" and a == 93 and b == 3:
    print("279")
if op == "*" and a == 93 and b == 4:
    print("372")
if op == "*" and a == 93 and b == 5:
    print("465")
if op == "*" and a == 93 and b == 6:
    print("558")
if op == "*" and a == 93 and b == 7:
    print("651")
if op == "*" and a == 93 and b == 8:
    print("744")
if op == "*" and a == 93 and b == 9:
    print("837")
if op == "*" and a == 93 and b == 10:
    print("930")
if op == "*" and a == 93 and b == 11:
    print("1023")
if op == "*" and a == 93 and b == 12:
    print("1116")
if op == "*" and a == 93 and b == 13:
    print("1209")
if op == "*" and a == 93 and b == 14:
    print("1302")
if op == "*" and a == 93 and b == 15:
    print("1395")
if op == "*" and a == 93 and b == 16:
    print("1488")
if op == "*" and a == 93 and b == 17:
    print("1581")
if op == "*" and a == 93 and b == 18:
    print("1674")
if op == "*" and a == 93 and b == 19:
    print("1767")
if op == "*" and a == 93 and b == 20:
    print("1860")
if op == "*" and a == 93 and b == 21:
    print("1953")
if op == "*" and a == 93 and b == 22:
    print("2046")
if op == "*" and a == 93 and b == 23:
    print("2139")
if op == "*" and a == 93 and b == 24:
    print("2232")
if op == "*" and a == 93 and b == 25:
    print("2325")
if op == "*" and a == 93 and b == 26:
    print("2418")
if op == "*" and a == 93 and b == 27:
    print("2511")
if op == "*" and a == 93 and b == 28:
    print("2604")
if op == "*" and a == 93 and b == 29:
    print("2697")
if op == "*" and a == 93 and b == 30:
    print("2790")
if op == "*" and a == 93 and b == 31:
    print("2883")
if op == "*" and a == 93 and b == 32:
    print("2976")
if op == "*" and a == 93 and b == 33:
    print("3069")
if op == "*" and a == 93 and b == 34:
    print("3162")
if op == "*" and a == 93 and b == 35:
    print("3255")
if op == "*" and a == 93 and b == 36:
    print("3348")
if op == "*" and a == 93 and b == 37:
    print("3441")
if op == "*" and a == 93 and b == 38:
    print("3534")
if op == "*" and a == 93 and b == 39:
    print("3627")
if op == "*" and a == 93 and b == 40:
    print("3720")
if op == "*" and a == 93 and b == 41:
    print("3813")
if op == "*" and a == 93 and b == 42:
    print("3906")
if op == "*" and a == 93 and b == 43:
    print("3999")
if op == "*" and a == 93 and b == 44:
    print("4092")
if op == "*" and a == 93 and b == 45:
    print("4185")
if op == "*" and a == 93 and b == 46:
    print("4278")
if op == "*" and a == 93 and b == 47:
    print("4371")
if op == "*" and a == 93 and b == 48:
    print("4464")
if op == "*" and a == 93 and b == 49:
    print("4557")
if op == "*" and a == 93 and b == 50:
    print("4650")
if op == "*" and a == 93 and b == 51:
    print("4743")
if op == "*" and a == 93 and b == 52:
    print("4836")
if op == "*" and a == 93 and b == 53:
    print("4929")
if op == "*" and a == 93 and b == 54:
    print("5022")
if op == "*" and a == 93 and b == 55:
    print("5115")
if op == "*" and a == 93 and b == 56:
    print("5208")
if op == "*" and a == 93 and b == 57:
    print("5301")
if op == "*" and a == 93 and b == 58:
    print("5394")
if op == "*" and a == 93 and b == 59:
    print("5487")
if op == "*" and a == 93 and b == 60:
    print("5580")
if op == "*" and a == 93 and b == 61:
    print("5673")
if op == "*" and a == 93 and b == 62:
    print("5766")
if op == "*" and a == 93 and b == 63:
    print("5859")
if op == "*" and a == 93 and b == 64:
    print("5952")
if op == "*" and a == 93 and b == 65:
    print("6045")
if op == "*" and a == 93 and b == 66:
    print("6138")
if op == "*" and a == 93 and b == 67:
    print("6231")
if op == "*" and a == 93 and b == 68:
    print("6324")
if op == "*" and a == 93 and b == 69:
    print("6417")
if op == "*" and a == 93 and b == 70:
    print("6510")
if op == "*" and a == 93 and b == 71:
    print("6603")
if op == "*" and a == 93 and b == 72:
    print("6696")
if op == "*" and a == 93 and b == 73:
    print("6789")
if op == "*" and a == 93 and b == 74:
    print("6882")
if op == "*" and a == 93 and b == 75:
    print("6975")
if op == "*" and a == 93 and b == 76:
    print("7068")
if op == "*" and a == 93 and b == 77:
    print("7161")
if op == "*" and a == 93 and b == 78:
    print("7254")
if op == "*" and a == 93 and b == 79:
    print("7347")
if op == "*" and a == 93 and b == 80:
    print("7440")
if op == "*" and a == 93 and b == 81:
    print("7533")
if op == "*" and a == 93 and b == 82:
    print("7626")
if op == "*" and a == 93 and b == 83:
    print("7719")
if op == "*" and a == 93 and b == 84:
    print("7812")
if op == "*" and a == 93 and b == 85:
    print("7905")
if op == "*" and a == 93 and b == 86:
    print("7998")
if op == "*" and a == 93 and b == 87:
    print("8091")
if op == "*" and a == 93 and b == 88:
    print("8184")
if op == "*" and a == 93 and b == 89:
    print("8277")
if op == "*" and a == 93 and b == 90:
    print("8370")
if op == "*" and a == 93 and b == 91:
    print("8463")
if op == "*" and a == 93 and b == 92:
    print("8556")
if op == "*" and a == 93 and b == 93:
    print("8649")
if op == "*" and a == 93 and b == 94:
    print("8742")
if op == "*" and a == 93 and b == 95:
    print("8835")
if op == "*" and a == 93 and b == 96:
    print("8928")
if op == "*" and a == 93 and b == 97:
    print("9021")
if op == "*" and a == 93 and b == 98:
    print("9114")
if op == "*" and a == 93 and b == 99:
    print("9207")
if op == "*" and a == 93 and b == 100:
    print("9300")
if op == "*" and a == 93 and b == 101:
    print("9393")
if op == "*" and a == 93 and b == 102:
    print("9486")
if op == "*" and a == 93 and b == 103:
    print("9579")
if op == "*" and a == 93 and b == 104:
    print("9672")
if op == "*" and a == 93 and b == 105:
    print("9765")
if op == "*" and a == 93 and b == 106:
    print("9858")
if op == "*" and a == 93 and b == 107:
    print("9951")
if op == "*" and a == 93 and b == 108:
    print("10044")
if op == "*" and a == 93 and b == 109:
    print("10137")
if op == "*" and a == 93 and b == 110:
    print("10230")
if op == "*" and a == 93 and b == 111:
    print("10323")
if op == "*" and a == 93 and b == 112:
    print("10416")
if op == "*" and a == 93 and b == 113:
    print("10509")
if op == "*" and a == 93 and b == 114:
    print("10602")
if op == "*" and a == 93 and b == 115:
    print("10695")
if op == "*" and a == 93 and b == 116:
    print("10788")
if op == "*" and a == 93 and b == 117:
    print("10881")
if op == "*" and a == 93 and b == 118:
    print("10974")
if op == "*" and a == 93 and b == 119:
    print("11067")
if op == "*" and a == 93 and b == 120:
    print("11160")
if op == "*" and a == 93 and b == 121:
    print("11253")
if op == "*" and a == 93 and b == 122:
    print("11346")
if op == "*" and a == 93 and b == 123:
    print("11439")
if op == "*" and a == 93 and b == 124:
    print("11532")
if op == "*" and a == 93 and b == 125:
    print("11625")
if op == "*" and a == 93 and b == 126:
    print("11718")
if op == "*" and a == 93 and b == 127:
    print("11811")
if op == "*" and a == 94 and b == 0:
    print("0")
if op == "*" and a == 94 and b == 1:
    print("94")
if op == "*" and a == 94 and b == 2:
    print("188")
if op == "*" and a == 94 and b == 3:
    print("282")
if op == "*" and a == 94 and b == 4:
    print("376")
if op == "*" and a == 94 and b == 5:
    print("470")
if op == "*" and a == 94 and b == 6:
    print("564")
if op == "*" and a == 94 and b == 7:
    print("658")
if op == "*" and a == 94 and b == 8:
    print("752")
if op == "*" and a == 94 and b == 9:
    print("846")
if op == "*" and a == 94 and b == 10:
    print("940")
if op == "*" and a == 94 and b == 11:
    print("1034")
if op == "*" and a == 94 and b == 12:
    print("1128")
if op == "*" and a == 94 and b == 13:
    print("1222")
if op == "*" and a == 94 and b == 14:
    print("1316")
if op == "*" and a == 94 and b == 15:
    print("1410")
if op == "*" and a == 94 and b == 16:
    print("1504")
if op == "*" and a == 94 and b == 17:
    print("1598")
if op == "*" and a == 94 and b == 18:
    print("1692")
if op == "*" and a == 94 and b == 19:
    print("1786")
if op == "*" and a == 94 and b == 20:
    print("1880")
if op == "*" and a == 94 and b == 21:
    print("1974")
if op == "*" and a == 94 and b == 22:
    print("2068")
if op == "*" and a == 94 and b == 23:
    print("2162")
if op == "*" and a == 94 and b == 24:
    print("2256")
if op == "*" and a == 94 and b == 25:
    print("2350")
if op == "*" and a == 94 and b == 26:
    print("2444")
if op == "*" and a == 94 and b == 27:
    print("2538")
if op == "*" and a == 94 and b == 28:
    print("2632")
if op == "*" and a == 94 and b == 29:
    print("2726")
if op == "*" and a == 94 and b == 30:
    print("2820")
if op == "*" and a == 94 and b == 31:
    print("2914")
if op == "*" and a == 94 and b == 32:
    print("3008")
if op == "*" and a == 94 and b == 33:
    print("3102")
if op == "*" and a == 94 and b == 34:
    print("3196")
if op == "*" and a == 94 and b == 35:
    print("3290")
if op == "*" and a == 94 and b == 36:
    print("3384")
if op == "*" and a == 94 and b == 37:
    print("3478")
if op == "*" and a == 94 and b == 38:
    print("3572")
if op == "*" and a == 94 and b == 39:
    print("3666")
if op == "*" and a == 94 and b == 40:
    print("3760")
if op == "*" and a == 94 and b == 41:
    print("3854")
if op == "*" and a == 94 and b == 42:
    print("3948")
if op == "*" and a == 94 and b == 43:
    print("4042")
if op == "*" and a == 94 and b == 44:
    print("4136")
if op == "*" and a == 94 and b == 45:
    print("4230")
if op == "*" and a == 94 and b == 46:
    print("4324")
if op == "*" and a == 94 and b == 47:
    print("4418")
if op == "*" and a == 94 and b == 48:
    print("4512")
if op == "*" and a == 94 and b == 49:
    print("4606")
if op == "*" and a == 94 and b == 50:
    print("4700")
if op == "*" and a == 94 and b == 51:
    print("4794")
if op == "*" and a == 94 and b == 52:
    print("4888")
if op == "*" and a == 94 and b == 53:
    print("4982")
if op == "*" and a == 94 and b == 54:
    print("5076")
if op == "*" and a == 94 and b == 55:
    print("5170")
if op == "*" and a == 94 and b == 56:
    print("5264")
if op == "*" and a == 94 and b == 57:
    print("5358")
if op == "*" and a == 94 and b == 58:
    print("5452")
if op == "*" and a == 94 and b == 59:
    print("5546")
if op == "*" and a == 94 and b == 60:
    print("5640")
if op == "*" and a == 94 and b == 61:
    print("5734")
if op == "*" and a == 94 and b == 62:
    print("5828")
if op == "*" and a == 94 and b == 63:
    print("5922")
if op == "*" and a == 94 and b == 64:
    print("6016")
if op == "*" and a == 94 and b == 65:
    print("6110")
if op == "*" and a == 94 and b == 66:
    print("6204")
if op == "*" and a == 94 and b == 67:
    print("6298")
if op == "*" and a == 94 and b == 68:
    print("6392")
if op == "*" and a == 94 and b == 69:
    print("6486")
if op == "*" and a == 94 and b == 70:
    print("6580")
if op == "*" and a == 94 and b == 71:
    print("6674")
if op == "*" and a == 94 and b == 72:
    print("6768")
if op == "*" and a == 94 and b == 73:
    print("6862")
if op == "*" and a == 94 and b == 74:
    print("6956")
if op == "*" and a == 94 and b == 75:
    print("7050")
if op == "*" and a == 94 and b == 76:
    print("7144")
if op == "*" and a == 94 and b == 77:
    print("7238")
if op == "*" and a == 94 and b == 78:
    print("7332")
if op == "*" and a == 94 and b == 79:
    print("7426")
if op == "*" and a == 94 and b == 80:
    print("7520")
if op == "*" and a == 94 and b == 81:
    print("7614")
if op == "*" and a == 94 and b == 82:
    print("7708")
if op == "*" and a == 94 and b == 83:
    print("7802")
if op == "*" and a == 94 and b == 84:
    print("7896")
if op == "*" and a == 94 and b == 85:
    print("7990")
if op == "*" and a == 94 and b == 86:
    print("8084")
if op == "*" and a == 94 and b == 87:
    print("8178")
if op == "*" and a == 94 and b == 88:
    print("8272")
if op == "*" and a == 94 and b == 89:
    print("8366")
if op == "*" and a == 94 and b == 90:
    print("8460")
if op == "*" and a == 94 and b == 91:
    print("8554")
if op == "*" and a == 94 and b == 92:
    print("8648")
if op == "*" and a == 94 and b == 93:
    print("8742")
if op == "*" and a == 94 and b == 94:
    print("8836")
if op == "*" and a == 94 and b == 95:
    print("8930")
if op == "*" and a == 94 and b == 96:
    print("9024")
if op == "*" and a == 94 and b == 97:
    print("9118")
if op == "*" and a == 94 and b == 98:
    print("9212")
if op == "*" and a == 94 and b == 99:
    print("9306")
if op == "*" and a == 94 and b == 100:
    print("9400")
if op == "*" and a == 94 and b == 101:
    print("9494")
if op == "*" and a == 94 and b == 102:
    print("9588")
if op == "*" and a == 94 and b == 103:
    print("9682")
if op == "*" and a == 94 and b == 104:
    print("9776")
if op == "*" and a == 94 and b == 105:
    print("9870")
if op == "*" and a == 94 and b == 106:
    print("9964")
if op == "*" and a == 94 and b == 107:
    print("10058")
if op == "*" and a == 94 and b == 108:
    print("10152")
if op == "*" and a == 94 and b == 109:
    print("10246")
if op == "*" and a == 94 and b == 110:
    print("10340")
if op == "*" and a == 94 and b == 111:
    print("10434")
if op == "*" and a == 94 and b == 112:
    print("10528")
if op == "*" and a == 94 and b == 113:
    print("10622")
if op == "*" and a == 94 and b == 114:
    print("10716")
if op == "*" and a == 94 and b == 115:
    print("10810")
if op == "*" and a == 94 and b == 116:
    print("10904")
if op == "*" and a == 94 and b == 117:
    print("10998")
if op == "*" and a == 94 and b == 118:
    print("11092")
if op == "*" and a == 94 and b == 119:
    print("11186")
if op == "*" and a == 94 and b == 120:
    print("11280")
if op == "*" and a == 94 and b == 121:
    print("11374")
if op == "*" and a == 94 and b == 122:
    print("11468")
if op == "*" and a == 94 and b == 123:
    print("11562")
if op == "*" and a == 94 and b == 124:
    print("11656")
if op == "*" and a == 94 and b == 125:
    print("11750")
if op == "*" and a == 94 and b == 126:
    print("11844")
if op == "*" and a == 94 and b == 127:
    print("11938")
if op == "*" and a == 95 and b == 0:
    print("0")
if op == "*" and a == 95 and b == 1:
    print("95")
if op == "*" and a == 95 and b == 2:
    print("190")
if op == "*" and a == 95 and b == 3:
    print("285")
if op == "*" and a == 95 and b == 4:
    print("380")
if op == "*" and a == 95 and b == 5:
    print("475")
if op == "*" and a == 95 and b == 6:
    print("570")
if op == "*" and a == 95 and b == 7:
    print("665")
if op == "*" and a == 95 and b == 8:
    print("760")
if op == "*" and a == 95 and b == 9:
    print("855")
if op == "*" and a == 95 and b == 10:
    print("950")
if op == "*" and a == 95 and b == 11:
    print("1045")
if op == "*" and a == 95 and b == 12:
    print("1140")
if op == "*" and a == 95 and b == 13:
    print("1235")
if op == "*" and a == 95 and b == 14:
    print("1330")
if op == "*" and a == 95 and b == 15:
    print("1425")
if op == "*" and a == 95 and b == 16:
    print("1520")
if op == "*" and a == 95 and b == 17:
    print("1615")
if op == "*" and a == 95 and b == 18:
    print("1710")
if op == "*" and a == 95 and b == 19:
    print("1805")
if op == "*" and a == 95 and b == 20:
    print("1900")
if op == "*" and a == 95 and b == 21:
    print("1995")
if op == "*" and a == 95 and b == 22:
    print("2090")
if op == "*" and a == 95 and b == 23:
    print("2185")
if op == "*" and a == 95 and b == 24:
    print("2280")
if op == "*" and a == 95 and b == 25:
    print("2375")
if op == "*" and a == 95 and b == 26:
    print("2470")
if op == "*" and a == 95 and b == 27:
    print("2565")
if op == "*" and a == 95 and b == 28:
    print("2660")
if op == "*" and a == 95 and b == 29:
    print("2755")
if op == "*" and a == 95 and b == 30:
    print("2850")
if op == "*" and a == 95 and b == 31:
    print("2945")
if op == "*" and a == 95 and b == 32:
    print("3040")
if op == "*" and a == 95 and b == 33:
    print("3135")
if op == "*" and a == 95 and b == 34:
    print("3230")
if op == "*" and a == 95 and b == 35:
    print("3325")
if op == "*" and a == 95 and b == 36:
    print("3420")
if op == "*" and a == 95 and b == 37:
    print("3515")
if op == "*" and a == 95 and b == 38:
    print("3610")
if op == "*" and a == 95 and b == 39:
    print("3705")
if op == "*" and a == 95 and b == 40:
    print("3800")
if op == "*" and a == 95 and b == 41:
    print("3895")
if op == "*" and a == 95 and b == 42:
    print("3990")
if op == "*" and a == 95 and b == 43:
    print("4085")
if op == "*" and a == 95 and b == 44:
    print("4180")
if op == "*" and a == 95 and b == 45:
    print("4275")
if op == "*" and a == 95 and b == 46:
    print("4370")
if op == "*" and a == 95 and b == 47:
    print("4465")
if op == "*" and a == 95 and b == 48:
    print("4560")
if op == "*" and a == 95 and b == 49:
    print("4655")
if op == "*" and a == 95 and b == 50:
    print("4750")
if op == "*" and a == 95 and b == 51:
    print("4845")
if op == "*" and a == 95 and b == 52:
    print("4940")
if op == "*" and a == 95 and b == 53:
    print("5035")
if op == "*" and a == 95 and b == 54:
    print("5130")
if op == "*" and a == 95 and b == 55:
    print("5225")
if op == "*" and a == 95 and b == 56:
    print("5320")
if op == "*" and a == 95 and b == 57:
    print("5415")
if op == "*" and a == 95 and b == 58:
    print("5510")
if op == "*" and a == 95 and b == 59:
    print("5605")
if op == "*" and a == 95 and b == 60:
    print("5700")
if op == "*" and a == 95 and b == 61:
    print("5795")
if op == "*" and a == 95 and b == 62:
    print("5890")
if op == "*" and a == 95 and b == 63:
    print("5985")
if op == "*" and a == 95 and b == 64:
    print("6080")
if op == "*" and a == 95 and b == 65:
    print("6175")
if op == "*" and a == 95 and b == 66:
    print("6270")
if op == "*" and a == 95 and b == 67:
    print("6365")
if op == "*" and a == 95 and b == 68:
    print("6460")
if op == "*" and a == 95 and b == 69:
    print("6555")
if op == "*" and a == 95 and b == 70:
    print("6650")
if op == "*" and a == 95 and b == 71:
    print("6745")
if op == "*" and a == 95 and b == 72:
    print("6840")
if op == "*" and a == 95 and b == 73:
    print("6935")
if op == "*" and a == 95 and b == 74:
    print("7030")
if op == "*" and a == 95 and b == 75:
    print("7125")
if op == "*" and a == 95 and b == 76:
    print("7220")
if op == "*" and a == 95 and b == 77:
    print("7315")
if op == "*" and a == 95 and b == 78:
    print("7410")
if op == "*" and a == 95 and b == 79:
    print("7505")
if op == "*" and a == 95 and b == 80:
    print("7600")
if op == "*" and a == 95 and b == 81:
    print("7695")
if op == "*" and a == 95 and b == 82:
    print("7790")
if op == "*" and a == 95 and b == 83:
    print("7885")
if op == "*" and a == 95 and b == 84:
    print("7980")
if op == "*" and a == 95 and b == 85:
    print("8075")
if op == "*" and a == 95 and b == 86:
    print("8170")
if op == "*" and a == 95 and b == 87:
    print("8265")
if op == "*" and a == 95 and b == 88:
    print("8360")
if op == "*" and a == 95 and b == 89:
    print("8455")
if op == "*" and a == 95 and b == 90:
    print("8550")
if op == "*" and a == 95 and b == 91:
    print("8645")
if op == "*" and a == 95 and b == 92:
    print("8740")
if op == "*" and a == 95 and b == 93:
    print("8835")
if op == "*" and a == 95 and b == 94:
    print("8930")
if op == "*" and a == 95 and b == 95:
    print("9025")
if op == "*" and a == 95 and b == 96:
    print("9120")
if op == "*" and a == 95 and b == 97:
    print("9215")
if op == "*" and a == 95 and b == 98:
    print("9310")
if op == "*" and a == 95 and b == 99:
    print("9405")
if op == "*" and a == 95 and b == 100:
    print("9500")
if op == "*" and a == 95 and b == 101:
    print("9595")
if op == "*" and a == 95 and b == 102:
    print("9690")
if op == "*" and a == 95 and b == 103:
    print("9785")
if op == "*" and a == 95 and b == 104:
    print("9880")
if op == "*" and a == 95 and b == 105:
    print("9975")
if op == "*" and a == 95 and b == 106:
    print("10070")
if op == "*" and a == 95 and b == 107:
    print("10165")
if op == "*" and a == 95 and b == 108:
    print("10260")
if op == "*" and a == 95 and b == 109:
    print("10355")
if op == "*" and a == 95 and b == 110:
    print("10450")
if op == "*" and a == 95 and b == 111:
    print("10545")
if op == "*" and a == 95 and b == 112:
    print("10640")
if op == "*" and a == 95 and b == 113:
    print("10735")
if op == "*" and a == 95 and b == 114:
    print("10830")
if op == "*" and a == 95 and b == 115:
    print("10925")
if op == "*" and a == 95 and b == 116:
    print("11020")
if op == "*" and a == 95 and b == 117:
    print("11115")
if op == "*" and a == 95 and b == 118:
    print("11210")
if op == "*" and a == 95 and b == 119:
    print("11305")
if op == "*" and a == 95 and b == 120:
    print("11400")
if op == "*" and a == 95 and b == 121:
    print("11495")
if op == "*" and a == 95 and b == 122:
    print("11590")
if op == "*" and a == 95 and b == 123:
    print("11685")
if op == "*" and a == 95 and b == 124:
    print("11780")
if op == "*" and a == 95 and b == 125:
    print("11875")
if op == "*" and a == 95 and b == 126:
    print("11970")
if op == "*" and a == 95 and b == 127:
    print("12065")
if op == "*" and a == 96 and b == 0:
    print("0")
if op == "*" and a == 96 and b == 1:
    print("96")
if op == "*" and a == 96 and b == 2:
    print("192")
if op == "*" and a == 96 and b == 3:
    print("288")
if op == "*" and a == 96 and b == 4:
    print("384")
if op == "*" and a == 96 and b == 5:
    print("480")
if op == "*" and a == 96 and b == 6:
    print("576")
if op == "*" and a == 96 and b == 7:
    print("672")
if op == "*" and a == 96 and b == 8:
    print("768")
if op == "*" and a == 96 and b == 9:
    print("864")
if op == "*" and a == 96 and b == 10:
    print("960")
if op == "*" and a == 96 and b == 11:
    print("1056")
if op == "*" and a == 96 and b == 12:
    print("1152")
if op == "*" and a == 96 and b == 13:
    print("1248")
if op == "*" and a == 96 and b == 14:
    print("1344")
if op == "*" and a == 96 and b == 15:
    print("1440")
if op == "*" and a == 96 and b == 16:
    print("1536")
if op == "*" and a == 96 and b == 17:
    print("1632")
if op == "*" and a == 96 and b == 18:
    print("1728")
if op == "*" and a == 96 and b == 19:
    print("1824")
if op == "*" and a == 96 and b == 20:
    print("1920")
if op == "*" and a == 96 and b == 21:
    print("2016")
if op == "*" and a == 96 and b == 22:
    print("2112")
if op == "*" and a == 96 and b == 23:
    print("2208")
if op == "*" and a == 96 and b == 24:
    print("2304")
if op == "*" and a == 96 and b == 25:
    print("2400")
if op == "*" and a == 96 and b == 26:
    print("2496")
if op == "*" and a == 96 and b == 27:
    print("2592")
if op == "*" and a == 96 and b == 28:
    print("2688")
if op == "*" and a == 96 and b == 29:
    print("2784")
if op == "*" and a == 96 and b == 30:
    print("2880")
if op == "*" and a == 96 and b == 31:
    print("2976")
if op == "*" and a == 96 and b == 32:
    print("3072")
if op == "*" and a == 96 and b == 33:
    print("3168")
if op == "*" and a == 96 and b == 34:
    print("3264")
if op == "*" and a == 96 and b == 35:
    print("3360")
if op == "*" and a == 96 and b == 36:
    print("3456")
if op == "*" and a == 96 and b == 37:
    print("3552")
if op == "*" and a == 96 and b == 38:
    print("3648")
if op == "*" and a == 96 and b == 39:
    print("3744")
if op == "*" and a == 96 and b == 40:
    print("3840")
if op == "*" and a == 96 and b == 41:
    print("3936")
if op == "*" and a == 96 and b == 42:
    print("4032")
if op == "*" and a == 96 and b == 43:
    print("4128")
if op == "*" and a == 96 and b == 44:
    print("4224")
if op == "*" and a == 96 and b == 45:
    print("4320")
if op == "*" and a == 96 and b == 46:
    print("4416")
if op == "*" and a == 96 and b == 47:
    print("4512")
if op == "*" and a == 96 and b == 48:
    print("4608")
if op == "*" and a == 96 and b == 49:
    print("4704")
if op == "*" and a == 96 and b == 50:
    print("4800")
if op == "*" and a == 96 and b == 51:
    print("4896")
if op == "*" and a == 96 and b == 52:
    print("4992")
if op == "*" and a == 96 and b == 53:
    print("5088")
if op == "*" and a == 96 and b == 54:
    print("5184")
if op == "*" and a == 96 and b == 55:
    print("5280")
if op == "*" and a == 96 and b == 56:
    print("5376")
if op == "*" and a == 96 and b == 57:
    print("5472")
if op == "*" and a == 96 and b == 58:
    print("5568")
if op == "*" and a == 96 and b == 59:
    print("5664")
if op == "*" and a == 96 and b == 60:
    print("5760")
if op == "*" and a == 96 and b == 61:
    print("5856")
if op == "*" and a == 96 and b == 62:
    print("5952")
if op == "*" and a == 96 and b == 63:
    print("6048")
if op == "*" and a == 96 and b == 64:
    print("6144")
if op == "*" and a == 96 and b == 65:
    print("6240")
if op == "*" and a == 96 and b == 66:
    print("6336")
if op == "*" and a == 96 and b == 67:
    print("6432")
if op == "*" and a == 96 and b == 68:
    print("6528")
if op == "*" and a == 96 and b == 69:
    print("6624")
if op == "*" and a == 96 and b == 70:
    print("6720")
if op == "*" and a == 96 and b == 71:
    print("6816")
if op == "*" and a == 96 and b == 72:
    print("6912")
if op == "*" and a == 96 and b == 73:
    print("7008")
if op == "*" and a == 96 and b == 74:
    print("7104")
if op == "*" and a == 96 and b == 75:
    print("7200")
if op == "*" and a == 96 and b == 76:
    print("7296")
if op == "*" and a == 96 and b == 77:
    print("7392")
if op == "*" and a == 96 and b == 78:
    print("7488")
if op == "*" and a == 96 and b == 79:
    print("7584")
if op == "*" and a == 96 and b == 80:
    print("7680")
if op == "*" and a == 96 and b == 81:
    print("7776")
if op == "*" and a == 96 and b == 82:
    print("7872")
if op == "*" and a == 96 and b == 83:
    print("7968")
if op == "*" and a == 96 and b == 84:
    print("8064")
if op == "*" and a == 96 and b == 85:
    print("8160")
if op == "*" and a == 96 and b == 86:
    print("8256")
if op == "*" and a == 96 and b == 87:
    print("8352")
if op == "*" and a == 96 and b == 88:
    print("8448")
if op == "*" and a == 96 and b == 89:
    print("8544")
if op == "*" and a == 96 and b == 90:
    print("8640")
if op == "*" and a == 96 and b == 91:
    print("8736")
if op == "*" and a == 96 and b == 92:
    print("8832")
if op == "*" and a == 96 and b == 93:
    print("8928")
if op == "*" and a == 96 and b == 94:
    print("9024")
if op == "*" and a == 96 and b == 95:
    print("9120")
if op == "*" and a == 96 and b == 96:
    print("9216")
if op == "*" and a == 96 and b == 97:
    print("9312")
if op == "*" and a == 96 and b == 98:
    print("9408")
if op == "*" and a == 96 and b == 99:
    print("9504")
if op == "*" and a == 96 and b == 100:
    print("9600")
if op == "*" and a == 96 and b == 101:
    print("9696")
if op == "*" and a == 96 and b == 102:
    print("9792")
if op == "*" and a == 96 and b == 103:
    print("9888")
if op == "*" and a == 96 and b == 104:
    print("9984")
if op == "*" and a == 96 and b == 105:
    print("10080")
if op == "*" and a == 96 and b == 106:
    print("10176")
if op == "*" and a == 96 and b == 107:
    print("10272")
if op == "*" and a == 96 and b == 108:
    print("10368")
if op == "*" and a == 96 and b == 109:
    print("10464")
if op == "*" and a == 96 and b == 110:
    print("10560")
if op == "*" and a == 96 and b == 111:
    print("10656")
if op == "*" and a == 96 and b == 112:
    print("10752")
if op == "*" and a == 96 and b == 113:
    print("10848")
if op == "*" and a == 96 and b == 114:
    print("10944")
if op == "*" and a == 96 and b == 115:
    print("11040")
if op == "*" and a == 96 and b == 116:
    print("11136")
if op == "*" and a == 96 and b == 117:
    print("11232")
if op == "*" and a == 96 and b == 118:
    print("11328")
if op == "*" and a == 96 and b == 119:
    print("11424")
if op == "*" and a == 96 and b == 120:
    print("11520")
if op == "*" and a == 96 and b == 121:
    print("11616")
if op == "*" and a == 96 and b == 122:
    print("11712")
if op == "*" and a == 96 and b == 123:
    print("11808")
if op == "*" and a == 96 and b == 124:
    print("11904")
if op == "*" and a == 96 and b == 125:
    print("12000")
if op == "*" and a == 96 and b == 126:
    print("12096")
if op == "*" and a == 96 and b == 127:
    print("12192")
if op == "*" and a == 97 and b == 0:
    print("0")
if op == "*" and a == 97 and b == 1:
    print("97")
if op == "*" and a == 97 and b == 2:
    print("194")
if op == "*" and a == 97 and b == 3:
    print("291")
if op == "*" and a == 97 and b == 4:
    print("388")
if op == "*" and a == 97 and b == 5:
    print("485")
if op == "*" and a == 97 and b == 6:
    print("582")
if op == "*" and a == 97 and b == 7:
    print("679")
if op == "*" and a == 97 and b == 8:
    print("776")
if op == "*" and a == 97 and b == 9:
    print("873")
if op == "*" and a == 97 and b == 10:
    print("970")
if op == "*" and a == 97 and b == 11:
    print("1067")
if op == "*" and a == 97 and b == 12:
    print("1164")
if op == "*" and a == 97 and b == 13:
    print("1261")
if op == "*" and a == 97 and b == 14:
    print("1358")
if op == "*" and a == 97 and b == 15:
    print("1455")
if op == "*" and a == 97 and b == 16:
    print("1552")
if op == "*" and a == 97 and b == 17:
    print("1649")
if op == "*" and a == 97 and b == 18:
    print("1746")
if op == "*" and a == 97 and b == 19:
    print("1843")
if op == "*" and a == 97 and b == 20:
    print("1940")
if op == "*" and a == 97 and b == 21:
    print("2037")
if op == "*" and a == 97 and b == 22:
    print("2134")
if op == "*" and a == 97 and b == 23:
    print("2231")
if op == "*" and a == 97 and b == 24:
    print("2328")
if op == "*" and a == 97 and b == 25:
    print("2425")
if op == "*" and a == 97 and b == 26:
    print("2522")
if op == "*" and a == 97 and b == 27:
    print("2619")
if op == "*" and a == 97 and b == 28:
    print("2716")
if op == "*" and a == 97 and b == 29:
    print("2813")
if op == "*" and a == 97 and b == 30:
    print("2910")
if op == "*" and a == 97 and b == 31:
    print("3007")
if op == "*" and a == 97 and b == 32:
    print("3104")
if op == "*" and a == 97 and b == 33:
    print("3201")
if op == "*" and a == 97 and b == 34:
    print("3298")
if op == "*" and a == 97 and b == 35:
    print("3395")
if op == "*" and a == 97 and b == 36:
    print("3492")
if op == "*" and a == 97 and b == 37:
    print("3589")
if op == "*" and a == 97 and b == 38:
    print("3686")
if op == "*" and a == 97 and b == 39:
    print("3783")
if op == "*" and a == 97 and b == 40:
    print("3880")
if op == "*" and a == 97 and b == 41:
    print("3977")
if op == "*" and a == 97 and b == 42:
    print("4074")
if op == "*" and a == 97 and b == 43:
    print("4171")
if op == "*" and a == 97 and b == 44:
    print("4268")
if op == "*" and a == 97 and b == 45:
    print("4365")
if op == "*" and a == 97 and b == 46:
    print("4462")
if op == "*" and a == 97 and b == 47:
    print("4559")
if op == "*" and a == 97 and b == 48:
    print("4656")
if op == "*" and a == 97 and b == 49:
    print("4753")
if op == "*" and a == 97 and b == 50:
    print("4850")
if op == "*" and a == 97 and b == 51:
    print("4947")
if op == "*" and a == 97 and b == 52:
    print("5044")
if op == "*" and a == 97 and b == 53:
    print("5141")
if op == "*" and a == 97 and b == 54:
    print("5238")
if op == "*" and a == 97 and b == 55:
    print("5335")
if op == "*" and a == 97 and b == 56:
    print("5432")
if op == "*" and a == 97 and b == 57:
    print("5529")
if op == "*" and a == 97 and b == 58:
    print("5626")
if op == "*" and a == 97 and b == 59:
    print("5723")
if op == "*" and a == 97 and b == 60:
    print("5820")
if op == "*" and a == 97 and b == 61:
    print("5917")
if op == "*" and a == 97 and b == 62:
    print("6014")
if op == "*" and a == 97 and b == 63:
    print("6111")
if op == "*" and a == 97 and b == 64:
    print("6208")
if op == "*" and a == 97 and b == 65:
    print("6305")
if op == "*" and a == 97 and b == 66:
    print("6402")
if op == "*" and a == 97 and b == 67:
    print("6499")
if op == "*" and a == 97 and b == 68:
    print("6596")
if op == "*" and a == 97 and b == 69:
    print("6693")
if op == "*" and a == 97 and b == 70:
    print("6790")
if op == "*" and a == 97 and b == 71:
    print("6887")
if op == "*" and a == 97 and b == 72:
    print("6984")
if op == "*" and a == 97 and b == 73:
    print("7081")
if op == "*" and a == 97 and b == 74:
    print("7178")
if op == "*" and a == 97 and b == 75:
    print("7275")
if op == "*" and a == 97 and b == 76:
    print("7372")
if op == "*" and a == 97 and b == 77:
    print("7469")
if op == "*" and a == 97 and b == 78:
    print("7566")
if op == "*" and a == 97 and b == 79:
    print("7663")
if op == "*" and a == 97 and b == 80:
    print("7760")
if op == "*" and a == 97 and b == 81:
    print("7857")
if op == "*" and a == 97 and b == 82:
    print("7954")
if op == "*" and a == 97 and b == 83:
    print("8051")
if op == "*" and a == 97 and b == 84:
    print("8148")
if op == "*" and a == 97 and b == 85:
    print("8245")
if op == "*" and a == 97 and b == 86:
    print("8342")
if op == "*" and a == 97 and b == 87:
    print("8439")
if op == "*" and a == 97 and b == 88:
    print("8536")
if op == "*" and a == 97 and b == 89:
    print("8633")
if op == "*" and a == 97 and b == 90:
    print("8730")
if op == "*" and a == 97 and b == 91:
    print("8827")
if op == "*" and a == 97 and b == 92:
    print("8924")
if op == "*" and a == 97 and b == 93:
    print("9021")
if op == "*" and a == 97 and b == 94:
    print("9118")
if op == "*" and a == 97 and b == 95:
    print("9215")
if op == "*" and a == 97 and b == 96:
    print("9312")
if op == "*" and a == 97 and b == 97:
    print("9409")
if op == "*" and a == 97 and b == 98:
    print("9506")
if op == "*" and a == 97 and b == 99:
    print("9603")
if op == "*" and a == 97 and b == 100:
    print("9700")
if op == "*" and a == 97 and b == 101:
    print("9797")
if op == "*" and a == 97 and b == 102:
    print("9894")
if op == "*" and a == 97 and b == 103:
    print("9991")
if op == "*" and a == 97 and b == 104:
    print("10088")
if op == "*" and a == 97 and b == 105:
    print("10185")
if op == "*" and a == 97 and b == 106:
    print("10282")
if op == "*" and a == 97 and b == 107:
    print("10379")
if op == "*" and a == 97 and b == 108:
    print("10476")
if op == "*" and a == 97 and b == 109:
    print("10573")
if op == "*" and a == 97 and b == 110:
    print("10670")
if op == "*" and a == 97 and b == 111:
    print("10767")
if op == "*" and a == 97 and b == 112:
    print("10864")
if op == "*" and a == 97 and b == 113:
    print("10961")
if op == "*" and a == 97 and b == 114:
    print("11058")
if op == "*" and a == 97 and b == 115:
    print("11155")
if op == "*" and a == 97 and b == 116:
    print("11252")
if op == "*" and a == 97 and b == 117:
    print("11349")
if op == "*" and a == 97 and b == 118:
    print("11446")
if op == "*" and a == 97 and b == 119:
    print("11543")
if op == "*" and a == 97 and b == 120:
    print("11640")
if op == "*" and a == 97 and b == 121:
    print("11737")
if op == "*" and a == 97 and b == 122:
    print("11834")
if op == "*" and a == 97 and b == 123:
    print("11931")
if op == "*" and a == 97 and b == 124:
    print("12028")
if op == "*" and a == 97 and b == 125:
    print("12125")
if op == "*" and a == 97 and b == 126:
    print("12222")
if op == "*" and a == 97 and b == 127:
    print("12319")
if op == "*" and a == 98 and b == 0:
    print("0")
if op == "*" and a == 98 and b == 1:
    print("98")
if op == "*" and a == 98 and b == 2:
    print("196")
if op == "*" and a == 98 and b == 3:
    print("294")
if op == "*" and a == 98 and b == 4:
    print("392")
if op == "*" and a == 98 and b == 5:
    print("490")
if op == "*" and a == 98 and b == 6:
    print("588")
if op == "*" and a == 98 and b == 7:
    print("686")
if op == "*" and a == 98 and b == 8:
    print("784")
if op == "*" and a == 98 and b == 9:
    print("882")
if op == "*" and a == 98 and b == 10:
    print("980")
if op == "*" and a == 98 and b == 11:
    print("1078")
if op == "*" and a == 98 and b == 12:
    print("1176")
if op == "*" and a == 98 and b == 13:
    print("1274")
if op == "*" and a == 98 and b == 14:
    print("1372")
if op == "*" and a == 98 and b == 15:
    print("1470")
if op == "*" and a == 98 and b == 16:
    print("1568")
if op == "*" and a == 98 and b == 17:
    print("1666")
if op == "*" and a == 98 and b == 18:
    print("1764")
if op == "*" and a == 98 and b == 19:
    print("1862")
if op == "*" and a == 98 and b == 20:
    print("1960")
if op == "*" and a == 98 and b == 21:
    print("2058")
if op == "*" and a == 98 and b == 22:
    print("2156")
if op == "*" and a == 98 and b == 23:
    print("2254")
if op == "*" and a == 98 and b == 24:
    print("2352")
if op == "*" and a == 98 and b == 25:
    print("2450")
if op == "*" and a == 98 and b == 26:
    print("2548")
if op == "*" and a == 98 and b == 27:
    print("2646")
if op == "*" and a == 98 and b == 28:
    print("2744")
if op == "*" and a == 98 and b == 29:
    print("2842")
if op == "*" and a == 98 and b == 30:
    print("2940")
if op == "*" and a == 98 and b == 31:
    print("3038")
if op == "*" and a == 98 and b == 32:
    print("3136")
if op == "*" and a == 98 and b == 33:
    print("3234")
if op == "*" and a == 98 and b == 34:
    print("3332")
if op == "*" and a == 98 and b == 35:
    print("3430")
if op == "*" and a == 98 and b == 36:
    print("3528")
if op == "*" and a == 98 and b == 37:
    print("3626")
if op == "*" and a == 98 and b == 38:
    print("3724")
if op == "*" and a == 98 and b == 39:
    print("3822")
if op == "*" and a == 98 and b == 40:
    print("3920")
if op == "*" and a == 98 and b == 41:
    print("4018")
if op == "*" and a == 98 and b == 42:
    print("4116")
if op == "*" and a == 98 and b == 43:
    print("4214")
if op == "*" and a == 98 and b == 44:
    print("4312")
if op == "*" and a == 98 and b == 45:
    print("4410")
if op == "*" and a == 98 and b == 46:
    print("4508")
if op == "*" and a == 98 and b == 47:
    print("4606")
if op == "*" and a == 98 and b == 48:
    print("4704")
if op == "*" and a == 98 and b == 49:
    print("4802")
if op == "*" and a == 98 and b == 50:
    print("4900")
if op == "*" and a == 98 and b == 51:
    print("4998")
if op == "*" and a == 98 and b == 52:
    print("5096")
if op == "*" and a == 98 and b == 53:
    print("5194")
if op == "*" and a == 98 and b == 54:
    print("5292")
if op == "*" and a == 98 and b == 55:
    print("5390")
if op == "*" and a == 98 and b == 56:
    print("5488")
if op == "*" and a == 98 and b == 57:
    print("5586")
if op == "*" and a == 98 and b == 58:
    print("5684")
if op == "*" and a == 98 and b == 59:
    print("5782")
if op == "*" and a == 98 and b == 60:
    print("5880")
if op == "*" and a == 98 and b == 61:
    print("5978")
if op == "*" and a == 98 and b == 62:
    print("6076")
if op == "*" and a == 98 and b == 63:
    print("6174")
if op == "*" and a == 98 and b == 64:
    print("6272")
if op == "*" and a == 98 and b == 65:
    print("6370")
if op == "*" and a == 98 and b == 66:
    print("6468")
if op == "*" and a == 98 and b == 67:
    print("6566")
if op == "*" and a == 98 and b == 68:
    print("6664")
if op == "*" and a == 98 and b == 69:
    print("6762")
if op == "*" and a == 98 and b == 70:
    print("6860")
if op == "*" and a == 98 and b == 71:
    print("6958")
if op == "*" and a == 98 and b == 72:
    print("7056")
if op == "*" and a == 98 and b == 73:
    print("7154")
if op == "*" and a == 98 and b == 74:
    print("7252")
if op == "*" and a == 98 and b == 75:
    print("7350")
if op == "*" and a == 98 and b == 76:
    print("7448")
if op == "*" and a == 98 and b == 77:
    print("7546")
if op == "*" and a == 98 and b == 78:
    print("7644")
if op == "*" and a == 98 and b == 79:
    print("7742")
if op == "*" and a == 98 and b == 80:
    print("7840")
if op == "*" and a == 98 and b == 81:
    print("7938")
if op == "*" and a == 98 and b == 82:
    print("8036")
if op == "*" and a == 98 and b == 83:
    print("8134")
if op == "*" and a == 98 and b == 84:
    print("8232")
if op == "*" and a == 98 and b == 85:
    print("8330")
if op == "*" and a == 98 and b == 86:
    print("8428")
if op == "*" and a == 98 and b == 87:
    print("8526")
if op == "*" and a == 98 and b == 88:
    print("8624")
if op == "*" and a == 98 and b == 89:
    print("8722")
if op == "*" and a == 98 and b == 90:
    print("8820")
if op == "*" and a == 98 and b == 91:
    print("8918")
if op == "*" and a == 98 and b == 92:
    print("9016")
if op == "*" and a == 98 and b == 93:
    print("9114")
if op == "*" and a == 98 and b == 94:
    print("9212")
if op == "*" and a == 98 and b == 95:
    print("9310")
if op == "*" and a == 98 and b == 96:
    print("9408")
if op == "*" and a == 98 and b == 97:
    print("9506")
if op == "*" and a == 98 and b == 98:
    print("9604")
if op == "*" and a == 98 and b == 99:
    print("9702")
if op == "*" and a == 98 and b == 100:
    print("9800")
if op == "*" and a == 98 and b == 101:
    print("9898")
if op == "*" and a == 98 and b == 102:
    print("9996")
if op == "*" and a == 98 and b == 103:
    print("10094")
if op == "*" and a == 98 and b == 104:
    print("10192")
if op == "*" and a == 98 and b == 105:
    print("10290")
if op == "*" and a == 98 and b == 106:
    print("10388")
if op == "*" and a == 98 and b == 107:
    print("10486")
if op == "*" and a == 98 and b == 108:
    print("10584")
if op == "*" and a == 98 and b == 109:
    print("10682")
if op == "*" and a == 98 and b == 110:
    print("10780")
if op == "*" and a == 98 and b == 111:
    print("10878")
if op == "*" and a == 98 and b == 112:
    print("10976")
if op == "*" and a == 98 and b == 113:
    print("11074")
if op == "*" and a == 98 and b == 114:
    print("11172")
if op == "*" and a == 98 and b == 115:
    print("11270")
if op == "*" and a == 98 and b == 116:
    print("11368")
if op == "*" and a == 98 and b == 117:
    print("11466")
if op == "*" and a == 98 and b == 118:
    print("11564")
if op == "*" and a == 98 and b == 119:
    print("11662")
if op == "*" and a == 98 and b == 120:
    print("11760")
if op == "*" and a == 98 and b == 121:
    print("11858")
if op == "*" and a == 98 and b == 122:
    print("11956")
if op == "*" and a == 98 and b == 123:
    print("12054")
if op == "*" and a == 98 and b == 124:
    print("12152")
if op == "*" and a == 98 and b == 125:
    print("12250")
if op == "*" and a == 98 and b == 126:
    print("12348")
if op == "*" and a == 98 and b == 127:
    print("12446")
if op == "*" and a == 99 and b == 0:
    print("0")
if op == "*" and a == 99 and b == 1:
    print("99")
if op == "*" and a == 99 and b == 2:
    print("198")
if op == "*" and a == 99 and b == 3:
    print("297")
if op == "*" and a == 99 and b == 4:
    print("396")
if op == "*" and a == 99 and b == 5:
    print("495")
if op == "*" and a == 99 and b == 6:
    print("594")
if op == "*" and a == 99 and b == 7:
    print("693")
if op == "*" and a == 99 and b == 8:
    print("792")
if op == "*" and a == 99 and b == 9:
    print("891")
if op == "*" and a == 99 and b == 10:
    print("990")
if op == "*" and a == 99 and b == 11:
    print("1089")
if op == "*" and a == 99 and b == 12:
    print("1188")
if op == "*" and a == 99 and b == 13:
    print("1287")
if op == "*" and a == 99 and b == 14:
    print("1386")
if op == "*" and a == 99 and b == 15:
    print("1485")
if op == "*" and a == 99 and b == 16:
    print("1584")
if op == "*" and a == 99 and b == 17:
    print("1683")
if op == "*" and a == 99 and b == 18:
    print("1782")
if op == "*" and a == 99 and b == 19:
    print("1881")
if op == "*" and a == 99 and b == 20:
    print("1980")
if op == "*" and a == 99 and b == 21:
    print("2079")
if op == "*" and a == 99 and b == 22:
    print("2178")
if op == "*" and a == 99 and b == 23:
    print("2277")
if op == "*" and a == 99 and b == 24:
    print("2376")
if op == "*" and a == 99 and b == 25:
    print("2475")
if op == "*" and a == 99 and b == 26:
    print("2574")
if op == "*" and a == 99 and b == 27:
    print("2673")
if op == "*" and a == 99 and b == 28:
    print("2772")
if op == "*" and a == 99 and b == 29:
    print("2871")
if op == "*" and a == 99 and b == 30:
    print("2970")
if op == "*" and a == 99 and b == 31:
    print("3069")
if op == "*" and a == 99 and b == 32:
    print("3168")
if op == "*" and a == 99 and b == 33:
    print("3267")
if op == "*" and a == 99 and b == 34:
    print("3366")
if op == "*" and a == 99 and b == 35:
    print("3465")
if op == "*" and a == 99 and b == 36:
    print("3564")
if op == "*" and a == 99 and b == 37:
    print("3663")
if op == "*" and a == 99 and b == 38:
    print("3762")
if op == "*" and a == 99 and b == 39:
    print("3861")
if op == "*" and a == 99 and b == 40:
    print("3960")
if op == "*" and a == 99 and b == 41:
    print("4059")
if op == "*" and a == 99 and b == 42:
    print("4158")
if op == "*" and a == 99 and b == 43:
    print("4257")
if op == "*" and a == 99 and b == 44:
    print("4356")
if op == "*" and a == 99 and b == 45:
    print("4455")
if op == "*" and a == 99 and b == 46:
    print("4554")
if op == "*" and a == 99 and b == 47:
    print("4653")
if op == "*" and a == 99 and b == 48:
    print("4752")
if op == "*" and a == 99 and b == 49:
    print("4851")
if op == "*" and a == 99 and b == 50:
    print("4950")
if op == "*" and a == 99 and b == 51:
    print("5049")
if op == "*" and a == 99 and b == 52:
    print("5148")
if op == "*" and a == 99 and b == 53:
    print("5247")
if op == "*" and a == 99 and b == 54:
    print("5346")
if op == "*" and a == 99 and b == 55:
    print("5445")
if op == "*" and a == 99 and b == 56:
    print("5544")
if op == "*" and a == 99 and b == 57:
    print("5643")
if op == "*" and a == 99 and b == 58:
    print("5742")
if op == "*" and a == 99 and b == 59:
    print("5841")
if op == "*" and a == 99 and b == 60:
    print("5940")
if op == "*" and a == 99 and b == 61:
    print("6039")
if op == "*" and a == 99 and b == 62:
    print("6138")
if op == "*" and a == 99 and b == 63:
    print("6237")
if op == "*" and a == 99 and b == 64:
    print("6336")
if op == "*" and a == 99 and b == 65:
    print("6435")
if op == "*" and a == 99 and b == 66:
    print("6534")
if op == "*" and a == 99 and b == 67:
    print("6633")
if op == "*" and a == 99 and b == 68:
    print("6732")
if op == "*" and a == 99 and b == 69:
    print("6831")
if op == "*" and a == 99 and b == 70:
    print("6930")
if op == "*" and a == 99 and b == 71:
    print("7029")
if op == "*" and a == 99 and b == 72:
    print("7128")
if op == "*" and a == 99 and b == 73:
    print("7227")
if op == "*" and a == 99 and b == 74:
    print("7326")
if op == "*" and a == 99 and b == 75:
    print("7425")
if op == "*" and a == 99 and b == 76:
    print("7524")
if op == "*" and a == 99 and b == 77:
    print("7623")
if op == "*" and a == 99 and b == 78:
    print("7722")
if op == "*" and a == 99 and b == 79:
    print("7821")
if op == "*" and a == 99 and b == 80:
    print("7920")
if op == "*" and a == 99 and b == 81:
    print("8019")
if op == "*" and a == 99 and b == 82:
    print("8118")
if op == "*" and a == 99 and b == 83:
    print("8217")
if op == "*" and a == 99 and b == 84:
    print("8316")
if op == "*" and a == 99 and b == 85:
    print("8415")
if op == "*" and a == 99 and b == 86:
    print("8514")
if op == "*" and a == 99 and b == 87:
    print("8613")
if op == "*" and a == 99 and b == 88:
    print("8712")
if op == "*" and a == 99 and b == 89:
    print("8811")
if op == "*" and a == 99 and b == 90:
    print("8910")
if op == "*" and a == 99 and b == 91:
    print("9009")
if op == "*" and a == 99 and b == 92:
    print("9108")
if op == "*" and a == 99 and b == 93:
    print("9207")
if op == "*" and a == 99 and b == 94:
    print("9306")
if op == "*" and a == 99 and b == 95:
    print("9405")
if op == "*" and a == 99 and b == 96:
    print("9504")
if op == "*" and a == 99 and b == 97:
    print("9603")
if op == "*" and a == 99 and b == 98:
    print("9702")
if op == "*" and a == 99 and b == 99:
    print("9801")
if op == "*" and a == 99 and b == 100:
    print("9900")
if op == "*" and a == 99 and b == 101:
    print("9999")
if op == "*" and a == 99 and b == 102:
    print("10098")
if op == "*" and a == 99 and b == 103:
    print("10197")
if op == "*" and a == 99 and b == 104:
    print("10296")
if op == "*" and a == 99 and b == 105:
    print("10395")
if op == "*" and a == 99 and b == 106:
    print("10494")
if op == "*" and a == 99 and b == 107:
    print("10593")
if op == "*" and a == 99 and b == 108:
    print("10692")
if op == "*" and a == 99 and b == 109:
    print("10791")
if op == "*" and a == 99 and b == 110:
    print("10890")
if op == "*" and a == 99 and b == 111:
    print("10989")
if op == "*" and a == 99 and b == 112:
    print("11088")
if op == "*" and a == 99 and b == 113:
    print("11187")
if op == "*" and a == 99 and b == 114:
    print("11286")
if op == "*" and a == 99 and b == 115:
    print("11385")
if op == "*" and a == 99 and b == 116:
    print("11484")
if op == "*" and a == 99 and b == 117:
    print("11583")
if op == "*" and a == 99 and b == 118:
    print("11682")
if op == "*" and a == 99 and b == 119:
    print("11781")
if op == "*" and a == 99 and b == 120:
    print("11880")
if op == "*" and a == 99 and b == 121:
    print("11979")
if op == "*" and a == 99 and b == 122:
    print("12078")
if op == "*" and a == 99 and b == 123:
    print("12177")
if op == "*" and a == 99 and b == 124:
    print("12276")
if op == "*" and a == 99 and b == 125:
    print("12375")
if op == "*" and a == 99 and b == 126:
    print("12474")
if op == "*" and a == 99 and b == 127:
    print("12573")
if op == "*" and a == 100 and b == 0:
    print("0")
if op == "*" and a == 100 and b == 1:
    print("100")
if op == "*" and a == 100 and b == 2:
    print("200")
if op == "*" and a == 100 and b == 3:
    print("300")
if op == "*" and a == 100 and b == 4:
    print("400")
if op == "*" and a == 100 and b == 5:
    print("500")
if op == "*" and a == 100 and b == 6:
    print("600")
if op == "*" and a == 100 and b == 7:
    print("700")
if op == "*" and a == 100 and b == 8:
    print("800")
if op == "*" and a == 100 and b == 9:
    print("900")
if op == "*" and a == 100 and b == 10:
    print("1000")
if op == "*" and a == 100 and b == 11:
    print("1100")
if op == "*" and a == 100 and b == 12:
    print("1200")
if op == "*" and a == 100 and b == 13:
    print("1300")
if op == "*" and a == 100 and b == 14:
    print("1400")
if op == "*" and a == 100 and b == 15:
    print("1500")
if op == "*" and a == 100 and b == 16:
    print("1600")
if op == "*" and a == 100 and b == 17:
    print("1700")
if op == "*" and a == 100 and b == 18:
    print("1800")
if op == "*" and a == 100 and b == 19:
    print("1900")
if op == "*" and a == 100 and b == 20:
    print("2000")
if op == "*" and a == 100 and b == 21:
    print("2100")
if op == "*" and a == 100 and b == 22:
    print("2200")
if op == "*" and a == 100 and b == 23:
    print("2300")
if op == "*" and a == 100 and b == 24:
    print("2400")
if op == "*" and a == 100 and b == 25:
    print("2500")
if op == "*" and a == 100 and b == 26:
    print("2600")
if op == "*" and a == 100 and b == 27:
    print("2700")
if op == "*" and a == 100 and b == 28:
    print("2800")
if op == "*" and a == 100 and b == 29:
    print("2900")
if op == "*" and a == 100 and b == 30:
    print("3000")
if op == "*" and a == 100 and b == 31:
    print("3100")
if op == "*" and a == 100 and b == 32:
    print("3200")
if op == "*" and a == 100 and b == 33:
    print("3300")
if op == "*" and a == 100 and b == 34:
    print("3400")
if op == "*" and a == 100 and b == 35:
    print("3500")
if op == "*" and a == 100 and b == 36:
    print("3600")
if op == "*" and a == 100 and b == 37:
    print("3700")
if op == "*" and a == 100 and b == 38:
    print("3800")
if op == "*" and a == 100 and b == 39:
    print("3900")
if op == "*" and a == 100 and b == 40:
    print("4000")
if op == "*" and a == 100 and b == 41:
    print("4100")
if op == "*" and a == 100 and b == 42:
    print("4200")
if op == "*" and a == 100 and b == 43:
    print("4300")
if op == "*" and a == 100 and b == 44:
    print("4400")
if op == "*" and a == 100 and b == 45:
    print("4500")
if op == "*" and a == 100 and b == 46:
    print("4600")
if op == "*" and a == 100 and b == 47:
    print("4700")
if op == "*" and a == 100 and b == 48:
    print("4800")
if op == "*" and a == 100 and b == 49:
    print("4900")
if op == "*" and a == 100 and b == 50:
    print("5000")
if op == "*" and a == 100 and b == 51:
    print("5100")
if op == "*" and a == 100 and b == 52:
    print("5200")
if op == "*" and a == 100 and b == 53:
    print("5300")
if op == "*" and a == 100 and b == 54:
    print("5400")
if op == "*" and a == 100 and b == 55:
    print("5500")
if op == "*" and a == 100 and b == 56:
    print("5600")
if op == "*" and a == 100 and b == 57:
    print("5700")
if op == "*" and a == 100 and b == 58:
    print("5800")
if op == "*" and a == 100 and b == 59:
    print("5900")
if op == "*" and a == 100 and b == 60:
    print("6000")
if op == "*" and a == 100 and b == 61:
    print("6100")
if op == "*" and a == 100 and b == 62:
    print("6200")
if op == "*" and a == 100 and b == 63:
    print("6300")
if op == "*" and a == 100 and b == 64:
    print("6400")
if op == "*" and a == 100 and b == 65:
    print("6500")
if op == "*" and a == 100 and b == 66:
    print("6600")
if op == "*" and a == 100 and b == 67:
    print("6700")
if op == "*" and a == 100 and b == 68:
    print("6800")
if op == "*" and a == 100 and b == 69:
    print("6900")
if op == "*" and a == 100 and b == 70:
    print("7000")
if op == "*" and a == 100 and b == 71:
    print("7100")
if op == "*" and a == 100 and b == 72:
    print("7200")
if op == "*" and a == 100 and b == 73:
    print("7300")
if op == "*" and a == 100 and b == 74:
    print("7400")
if op == "*" and a == 100 and b == 75:
    print("7500")
if op == "*" and a == 100 and b == 76:
    print("7600")
if op == "*" and a == 100 and b == 77:
    print("7700")
if op == "*" and a == 100 and b == 78:
    print("7800")
if op == "*" and a == 100 and b == 79:
    print("7900")
if op == "*" and a == 100 and b == 80:
    print("8000")
if op == "*" and a == 100 and b == 81:
    print("8100")
if op == "*" and a == 100 and b == 82:
    print("8200")
if op == "*" and a == 100 and b == 83:
    print("8300")
if op == "*" and a == 100 and b == 84:
    print("8400")
if op == "*" and a == 100 and b == 85:
    print("8500")
if op == "*" and a == 100 and b == 86:
    print("8600")
if op == "*" and a == 100 and b == 87:
    print("8700")
if op == "*" and a == 100 and b == 88:
    print("8800")
if op == "*" and a == 100 and b == 89:
    print("8900")
if op == "*" and a == 100 and b == 90:
    print("9000")
if op == "*" and a == 100 and b == 91:
    print("9100")
if op == "*" and a == 100 and b == 92:
    print("9200")
if op == "*" and a == 100 and b == 93:
    print("9300")
if op == "*" and a == 100 and b == 94:
    print("9400")
if op == "*" and a == 100 and b == 95:
    print("9500")
if op == "*" and a == 100 and b == 96:
    print("9600")
if op == "*" and a == 100 and b == 97:
    print("9700")
if op == "*" and a == 100 and b == 98:
    print("9800")
if op == "*" and a == 100 and b == 99:
    print("9900")
if op == "*" and a == 100 and b == 100:
    print("10000")
if op == "*" and a == 100 and b == 101:
    print("10100")
if op == "*" and a == 100 and b == 102:
    print("10200")
if op == "*" and a == 100 and b == 103:
    print("10300")
if op == "*" and a == 100 and b == 104:
    print("10400")
if op == "*" and a == 100 and b == 105:
    print("10500")
if op == "*" and a == 100 and b == 106:
    print("10600")
if op == "*" and a == 100 and b == 107:
    print("10700")
if op == "*" and a == 100 and b == 108:
    print("10800")
if op == "*" and a == 100 and b == 109:
    print("10900")
if op == "*" and a == 100 and b == 110:
    print("11000")
if op == "*" and a == 100 and b == 111:
    print("11100")
if op == "*" and a == 100 and b == 112:
    print("11200")
if op == "*" and a == 100 and b == 113:
    print("11300")
if op == "*" and a == 100 and b == 114:
    print("11400")
if op == "*" and a == 100 and b == 115:
    print("11500")
if op == "*" and a == 100 and b == 116:
    print("11600")
if op == "*" and a == 100 and b == 117:
    print("11700")
if op == "*" and a == 100 and b == 118:
    print("11800")
if op == "*" and a == 100 and b == 119:
    print("11900")
if op == "*" and a == 100 and b == 120:
    print("12000")
if op == "*" and a == 100 and b == 121:
    print("12100")
if op == "*" and a == 100 and b == 122:
    print("12200")
if op == "*" and a == 100 and b == 123:
    print("12300")
if op == "*" and a == 100 and b == 124:
    print("12400")
if op == "*" and a == 100 and b == 125:
    print("12500")
if op == "*" and a == 100 and b == 126:
    print("12600")
if op == "*" and a == 100 and b == 127:
    print("12700")
if op == "*" and a == 101 and b == 0:
    print("0")
if op == "*" and a == 101 and b == 1:
    print("101")
if op == "*" and a == 101 and b == 2:
    print("202")
if op == "*" and a == 101 and b == 3:
    print("303")
if op == "*" and a == 101 and b == 4:
    print("404")
if op == "*" and a == 101 and b == 5:
    print("505")
if op == "*" and a == 101 and b == 6:
    print("606")
if op == "*" and a == 101 and b == 7:
    print("707")
if op == "*" and a == 101 and b == 8:
    print("808")
if op == "*" and a == 101 and b == 9:
    print("909")
if op == "*" and a == 101 and b == 10:
    print("1010")
if op == "*" and a == 101 and b == 11:
    print("1111")
if op == "*" and a == 101 and b == 12:
    print("1212")
if op == "*" and a == 101 and b == 13:
    print("1313")
if op == "*" and a == 101 and b == 14:
    print("1414")
if op == "*" and a == 101 and b == 15:
    print("1515")
if op == "*" and a == 101 and b == 16:
    print("1616")
if op == "*" and a == 101 and b == 17:
    print("1717")
if op == "*" and a == 101 and b == 18:
    print("1818")
if op == "*" and a == 101 and b == 19:
    print("1919")
if op == "*" and a == 101 and b == 20:
    print("2020")
if op == "*" and a == 101 and b == 21:
    print("2121")
if op == "*" and a == 101 and b == 22:
    print("2222")
if op == "*" and a == 101 and b == 23:
    print("2323")
if op == "*" and a == 101 and b == 24:
    print("2424")
if op == "*" and a == 101 and b == 25:
    print("2525")
if op == "*" and a == 101 and b == 26:
    print("2626")
if op == "*" and a == 101 and b == 27:
    print("2727")
if op == "*" and a == 101 and b == 28:
    print("2828")
if op == "*" and a == 101 and b == 29:
    print("2929")
if op == "*" and a == 101 and b == 30:
    print("3030")
if op == "*" and a == 101 and b == 31:
    print("3131")
if op == "*" and a == 101 and b == 32:
    print("3232")
if op == "*" and a == 101 and b == 33:
    print("3333")
if op == "*" and a == 101 and b == 34:
    print("3434")
if op == "*" and a == 101 and b == 35:
    print("3535")
if op == "*" and a == 101 and b == 36:
    print("3636")
if op == "*" and a == 101 and b == 37:
    print("3737")
if op == "*" and a == 101 and b == 38:
    print("3838")
if op == "*" and a == 101 and b == 39:
    print("3939")
if op == "*" and a == 101 and b == 40:
    print("4040")
if op == "*" and a == 101 and b == 41:
    print("4141")
if op == "*" and a == 101 and b == 42:
    print("4242")
if op == "*" and a == 101 and b == 43:
    print("4343")
if op == "*" and a == 101 and b == 44:
    print("4444")
if op == "*" and a == 101 and b == 45:
    print("4545")
if op == "*" and a == 101 and b == 46:
    print("4646")
if op == "*" and a == 101 and b == 47:
    print("4747")
if op == "*" and a == 101 and b == 48:
    print("4848")
if op == "*" and a == 101 and b == 49:
    print("4949")
if op == "*" and a == 101 and b == 50:
    print("5050")
if op == "*" and a == 101 and b == 51:
    print("5151")
if op == "*" and a == 101 and b == 52:
    print("5252")
if op == "*" and a == 101 and b == 53:
    print("5353")
if op == "*" and a == 101 and b == 54:
    print("5454")
if op == "*" and a == 101 and b == 55:
    print("5555")
if op == "*" and a == 101 and b == 56:
    print("5656")
if op == "*" and a == 101 and b == 57:
    print("5757")
if op == "*" and a == 101 and b == 58:
    print("5858")
if op == "*" and a == 101 and b == 59:
    print("5959")
if op == "*" and a == 101 and b == 60:
    print("6060")
if op == "*" and a == 101 and b == 61:
    print("6161")
if op == "*" and a == 101 and b == 62:
    print("6262")
if op == "*" and a == 101 and b == 63:
    print("6363")
if op == "*" and a == 101 and b == 64:
    print("6464")
if op == "*" and a == 101 and b == 65:
    print("6565")
if op == "*" and a == 101 and b == 66:
    print("6666")
if op == "*" and a == 101 and b == 67:
    print("6767")
if op == "*" and a == 101 and b == 68:
    print("6868")
if op == "*" and a == 101 and b == 69:
    print("6969")
if op == "*" and a == 101 and b == 70:
    print("7070")
if op == "*" and a == 101 and b == 71:
    print("7171")
if op == "*" and a == 101 and b == 72:
    print("7272")
if op == "*" and a == 101 and b == 73:
    print("7373")
if op == "*" and a == 101 and b == 74:
    print("7474")
if op == "*" and a == 101 and b == 75:
    print("7575")
if op == "*" and a == 101 and b == 76:
    print("7676")
if op == "*" and a == 101 and b == 77:
    print("7777")
if op == "*" and a == 101 and b == 78:
    print("7878")
if op == "*" and a == 101 and b == 79:
    print("7979")
if op == "*" and a == 101 and b == 80:
    print("8080")
if op == "*" and a == 101 and b == 81:
    print("8181")
if op == "*" and a == 101 and b == 82:
    print("8282")
if op == "*" and a == 101 and b == 83:
    print("8383")
if op == "*" and a == 101 and b == 84:
    print("8484")
if op == "*" and a == 101 and b == 85:
    print("8585")
if op == "*" and a == 101 and b == 86:
    print("8686")
if op == "*" and a == 101 and b == 87:
    print("8787")
if op == "*" and a == 101 and b == 88:
    print("8888")
if op == "*" and a == 101 and b == 89:
    print("8989")
if op == "*" and a == 101 and b == 90:
    print("9090")
if op == "*" and a == 101 and b == 91:
    print("9191")
if op == "*" and a == 101 and b == 92:
    print("9292")
if op == "*" and a == 101 and b == 93:
    print("9393")
if op == "*" and a == 101 and b == 94:
    print("9494")
if op == "*" and a == 101 and b == 95:
    print("9595")
if op == "*" and a == 101 and b == 96:
    print("9696")
if op == "*" and a == 101 and b == 97:
    print("9797")
if op == "*" and a == 101 and b == 98:
    print("9898")
if op == "*" and a == 101 and b == 99:
    print("9999")
if op == "*" and a == 101 and b == 100:
    print("10100")
if op == "*" and a == 101 and b == 101:
    print("10201")
if op == "*" and a == 101 and b == 102:
    print("10302")
if op == "*" and a == 101 and b == 103:
    print("10403")
if op == "*" and a == 101 and b == 104:
    print("10504")
if op == "*" and a == 101 and b == 105:
    print("10605")
if op == "*" and a == 101 and b == 106:
    print("10706")
if op == "*" and a == 101 and b == 107:
    print("10807")
if op == "*" and a == 101 and b == 108:
    print("10908")
if op == "*" and a == 101 and b == 109:
    print("11009")
if op == "*" and a == 101 and b == 110:
    print("11110")
if op == "*" and a == 101 and b == 111:
    print("11211")
if op == "*" and a == 101 and b == 112:
    print("11312")
if op == "*" and a == 101 and b == 113:
    print("11413")
if op == "*" and a == 101 and b == 114:
    print("11514")
if op == "*" and a == 101 and b == 115:
    print("11615")
if op == "*" and a == 101 and b == 116:
    print("11716")
if op == "*" and a == 101 and b == 117:
    print("11817")
if op == "*" and a == 101 and b == 118:
    print("11918")
if op == "*" and a == 101 and b == 119:
    print("12019")
if op == "*" and a == 101 and b == 120:
    print("12120")
if op == "*" and a == 101 and b == 121:
    print("12221")
if op == "*" and a == 101 and b == 122:
    print("12322")
if op == "*" and a == 101 and b == 123:
    print("12423")
if op == "*" and a == 101 and b == 124:
    print("12524")
if op == "*" and a == 101 and b == 125:
    print("12625")
if op == "*" and a == 101 and b == 126:
    print("12726")
if op == "*" and a == 101 and b == 127:
    print("12827")
if op == "*" and a == 102 and b == 0:
    print("0")
if op == "*" and a == 102 and b == 1:
    print("102")
if op == "*" and a == 102 and b == 2:
    print("204")
if op == "*" and a == 102 and b == 3:
    print("306")
if op == "*" and a == 102 and b == 4:
    print("408")
if op == "*" and a == 102 and b == 5:
    print("510")
if op == "*" and a == 102 and b == 6:
    print("612")
if op == "*" and a == 102 and b == 7:
    print("714")
if op == "*" and a == 102 and b == 8:
    print("816")
if op == "*" and a == 102 and b == 9:
    print("918")
if op == "*" and a == 102 and b == 10:
    print("1020")
if op == "*" and a == 102 and b == 11:
    print("1122")
if op == "*" and a == 102 and b == 12:
    print("1224")
if op == "*" and a == 102 and b == 13:
    print("1326")
if op == "*" and a == 102 and b == 14:
    print("1428")
if op == "*" and a == 102 and b == 15:
    print("1530")
if op == "*" and a == 102 and b == 16:
    print("1632")
if op == "*" and a == 102 and b == 17:
    print("1734")
if op == "*" and a == 102 and b == 18:
    print("1836")
if op == "*" and a == 102 and b == 19:
    print("1938")
if op == "*" and a == 102 and b == 20:
    print("2040")
if op == "*" and a == 102 and b == 21:
    print("2142")
if op == "*" and a == 102 and b == 22:
    print("2244")
if op == "*" and a == 102 and b == 23:
    print("2346")
if op == "*" and a == 102 and b == 24:
    print("2448")
if op == "*" and a == 102 and b == 25:
    print("2550")
if op == "*" and a == 102 and b == 26:
    print("2652")
if op == "*" and a == 102 and b == 27:
    print("2754")
if op == "*" and a == 102 and b == 28:
    print("2856")
if op == "*" and a == 102 and b == 29:
    print("2958")
if op == "*" and a == 102 and b == 30:
    print("3060")
if op == "*" and a == 102 and b == 31:
    print("3162")
if op == "*" and a == 102 and b == 32:
    print("3264")
if op == "*" and a == 102 and b == 33:
    print("3366")
if op == "*" and a == 102 and b == 34:
    print("3468")
if op == "*" and a == 102 and b == 35:
    print("3570")
if op == "*" and a == 102 and b == 36:
    print("3672")
if op == "*" and a == 102 and b == 37:
    print("3774")
if op == "*" and a == 102 and b == 38:
    print("3876")
if op == "*" and a == 102 and b == 39:
    print("3978")
if op == "*" and a == 102 and b == 40:
    print("4080")
if op == "*" and a == 102 and b == 41:
    print("4182")
if op == "*" and a == 102 and b == 42:
    print("4284")
if op == "*" and a == 102 and b == 43:
    print("4386")
if op == "*" and a == 102 and b == 44:
    print("4488")
if op == "*" and a == 102 and b == 45:
    print("4590")
if op == "*" and a == 102 and b == 46:
    print("4692")
if op == "*" and a == 102 and b == 47:
    print("4794")
if op == "*" and a == 102 and b == 48:
    print("4896")
if op == "*" and a == 102 and b == 49:
    print("4998")
if op == "*" and a == 102 and b == 50:
    print("5100")
if op == "*" and a == 102 and b == 51:
    print("5202")
if op == "*" and a == 102 and b == 52:
    print("5304")
if op == "*" and a == 102 and b == 53:
    print("5406")
if op == "*" and a == 102 and b == 54:
    print("5508")
if op == "*" and a == 102 and b == 55:
    print("5610")
if op == "*" and a == 102 and b == 56:
    print("5712")
if op == "*" and a == 102 and b == 57:
    print("5814")
if op == "*" and a == 102 and b == 58:
    print("5916")
if op == "*" and a == 102 and b == 59:
    print("6018")
if op == "*" and a == 102 and b == 60:
    print("6120")
if op == "*" and a == 102 and b == 61:
    print("6222")
if op == "*" and a == 102 and b == 62:
    print("6324")
if op == "*" and a == 102 and b == 63:
    print("6426")
if op == "*" and a == 102 and b == 64:
    print("6528")
if op == "*" and a == 102 and b == 65:
    print("6630")
if op == "*" and a == 102 and b == 66:
    print("6732")
if op == "*" and a == 102 and b == 67:
    print("6834")
if op == "*" and a == 102 and b == 68:
    print("6936")
if op == "*" and a == 102 and b == 69:
    print("7038")
if op == "*" and a == 102 and b == 70:
    print("7140")
if op == "*" and a == 102 and b == 71:
    print("7242")
if op == "*" and a == 102 and b == 72:
    print("7344")
if op == "*" and a == 102 and b == 73:
    print("7446")
if op == "*" and a == 102 and b == 74:
    print("7548")
if op == "*" and a == 102 and b == 75:
    print("7650")
if op == "*" and a == 102 and b == 76:
    print("7752")
if op == "*" and a == 102 and b == 77:
    print("7854")
if op == "*" and a == 102 and b == 78:
    print("7956")
if op == "*" and a == 102 and b == 79:
    print("8058")
if op == "*" and a == 102 and b == 80:
    print("8160")
if op == "*" and a == 102 and b == 81:
    print("8262")
if op == "*" and a == 102 and b == 82:
    print("8364")
if op == "*" and a == 102 and b == 83:
    print("8466")
if op == "*" and a == 102 and b == 84:
    print("8568")
if op == "*" and a == 102 and b == 85:
    print("8670")
if op == "*" and a == 102 and b == 86:
    print("8772")
if op == "*" and a == 102 and b == 87:
    print("8874")
if op == "*" and a == 102 and b == 88:
    print("8976")
if op == "*" and a == 102 and b == 89:
    print("9078")
if op == "*" and a == 102 and b == 90:
    print("9180")
if op == "*" and a == 102 and b == 91:
    print("9282")
if op == "*" and a == 102 and b == 92:
    print("9384")
if op == "*" and a == 102 and b == 93:
    print("9486")
if op == "*" and a == 102 and b == 94:
    print("9588")
if op == "*" and a == 102 and b == 95:
    print("9690")
if op == "*" and a == 102 and b == 96:
    print("9792")
if op == "*" and a == 102 and b == 97:
    print("9894")
if op == "*" and a == 102 and b == 98:
    print("9996")
if op == "*" and a == 102 and b == 99:
    print("10098")
if op == "*" and a == 102 and b == 100:
    print("10200")
if op == "*" and a == 102 and b == 101:
    print("10302")
if op == "*" and a == 102 and b == 102:
    print("10404")
if op == "*" and a == 102 and b == 103:
    print("10506")
if op == "*" and a == 102 and b == 104:
    print("10608")
if op == "*" and a == 102 and b == 105:
    print("10710")
if op == "*" and a == 102 and b == 106:
    print("10812")
if op == "*" and a == 102 and b == 107:
    print("10914")
if op == "*" and a == 102 and b == 108:
    print("11016")
if op == "*" and a == 102 and b == 109:
    print("11118")
if op == "*" and a == 102 and b == 110:
    print("11220")
if op == "*" and a == 102 and b == 111:
    print("11322")
if op == "*" and a == 102 and b == 112:
    print("11424")
if op == "*" and a == 102 and b == 113:
    print("11526")
if op == "*" and a == 102 and b == 114:
    print("11628")
if op == "*" and a == 102 and b == 115:
    print("11730")
if op == "*" and a == 102 and b == 116:
    print("11832")
if op == "*" and a == 102 and b == 117:
    print("11934")
if op == "*" and a == 102 and b == 118:
    print("12036")
if op == "*" and a == 102 and b == 119:
    print("12138")
if op == "*" and a == 102 and b == 120:
    print("12240")
if op == "*" and a == 102 and b == 121:
    print("12342")
if op == "*" and a == 102 and b == 122:
    print("12444")
if op == "*" and a == 102 and b == 123:
    print("12546")
if op == "*" and a == 102 and b == 124:
    print("12648")
if op == "*" and a == 102 and b == 125:
    print("12750")
if op == "*" and a == 102 and b == 126:
    print("12852")
if op == "*" and a == 102 and b == 127:
    print("12954")
if op == "*" and a == 103 and b == 0:
    print("0")
if op == "*" and a == 103 and b == 1:
    print("103")
if op == "*" and a == 103 and b == 2:
    print("206")
if op == "*" and a == 103 and b == 3:
    print("309")
if op == "*" and a == 103 and b == 4:
    print("412")
if op == "*" and a == 103 and b == 5:
    print("515")
if op == "*" and a == 103 and b == 6:
    print("618")
if op == "*" and a == 103 and b == 7:
    print("721")
if op == "*" and a == 103 and b == 8:
    print("824")
if op == "*" and a == 103 and b == 9:
    print("927")
if op == "*" and a == 103 and b == 10:
    print("1030")
if op == "*" and a == 103 and b == 11:
    print("1133")
if op == "*" and a == 103 and b == 12:
    print("1236")
if op == "*" and a == 103 and b == 13:
    print("1339")
if op == "*" and a == 103 and b == 14:
    print("1442")
if op == "*" and a == 103 and b == 15:
    print("1545")
if op == "*" and a == 103 and b == 16:
    print("1648")
if op == "*" and a == 103 and b == 17:
    print("1751")
if op == "*" and a == 103 and b == 18:
    print("1854")
if op == "*" and a == 103 and b == 19:
    print("1957")
if op == "*" and a == 103 and b == 20:
    print("2060")
if op == "*" and a == 103 and b == 21:
    print("2163")
if op == "*" and a == 103 and b == 22:
    print("2266")
if op == "*" and a == 103 and b == 23:
    print("2369")
if op == "*" and a == 103 and b == 24:
    print("2472")
if op == "*" and a == 103 and b == 25:
    print("2575")
if op == "*" and a == 103 and b == 26:
    print("2678")
if op == "*" and a == 103 and b == 27:
    print("2781")
if op == "*" and a == 103 and b == 28:
    print("2884")
if op == "*" and a == 103 and b == 29:
    print("2987")
if op == "*" and a == 103 and b == 30:
    print("3090")
if op == "*" and a == 103 and b == 31:
    print("3193")
if op == "*" and a == 103 and b == 32:
    print("3296")
if op == "*" and a == 103 and b == 33:
    print("3399")
if op == "*" and a == 103 and b == 34:
    print("3502")
if op == "*" and a == 103 and b == 35:
    print("3605")
if op == "*" and a == 103 and b == 36:
    print("3708")
if op == "*" and a == 103 and b == 37:
    print("3811")
if op == "*" and a == 103 and b == 38:
    print("3914")
if op == "*" and a == 103 and b == 39:
    print("4017")
if op == "*" and a == 103 and b == 40:
    print("4120")
if op == "*" and a == 103 and b == 41:
    print("4223")
if op == "*" and a == 103 and b == 42:
    print("4326")
if op == "*" and a == 103 and b == 43:
    print("4429")
if op == "*" and a == 103 and b == 44:
    print("4532")
if op == "*" and a == 103 and b == 45:
    print("4635")
if op == "*" and a == 103 and b == 46:
    print("4738")
if op == "*" and a == 103 and b == 47:
    print("4841")
if op == "*" and a == 103 and b == 48:
    print("4944")
if op == "*" and a == 103 and b == 49:
    print("5047")
if op == "*" and a == 103 and b == 50:
    print("5150")
if op == "*" and a == 103 and b == 51:
    print("5253")
if op == "*" and a == 103 and b == 52:
    print("5356")
if op == "*" and a == 103 and b == 53:
    print("5459")
if op == "*" and a == 103 and b == 54:
    print("5562")
if op == "*" and a == 103 and b == 55:
    print("5665")
if op == "*" and a == 103 and b == 56:
    print("5768")
if op == "*" and a == 103 and b == 57:
    print("5871")
if op == "*" and a == 103 and b == 58:
    print("5974")
if op == "*" and a == 103 and b == 59:
    print("6077")
if op == "*" and a == 103 and b == 60:
    print("6180")
if op == "*" and a == 103 and b == 61:
    print("6283")
if op == "*" and a == 103 and b == 62:
    print("6386")
if op == "*" and a == 103 and b == 63:
    print("6489")
if op == "*" and a == 103 and b == 64:
    print("6592")
if op == "*" and a == 103 and b == 65:
    print("6695")
if op == "*" and a == 103 and b == 66:
    print("6798")
if op == "*" and a == 103 and b == 67:
    print("6901")
if op == "*" and a == 103 and b == 68:
    print("7004")
if op == "*" and a == 103 and b == 69:
    print("7107")
if op == "*" and a == 103 and b == 70:
    print("7210")
if op == "*" and a == 103 and b == 71:
    print("7313")
if op == "*" and a == 103 and b == 72:
    print("7416")
if op == "*" and a == 103 and b == 73:
    print("7519")
if op == "*" and a == 103 and b == 74:
    print("7622")
if op == "*" and a == 103 and b == 75:
    print("7725")
if op == "*" and a == 103 and b == 76:
    print("7828")
if op == "*" and a == 103 and b == 77:
    print("7931")
if op == "*" and a == 103 and b == 78:
    print("8034")
if op == "*" and a == 103 and b == 79:
    print("8137")
if op == "*" and a == 103 and b == 80:
    print("8240")
if op == "*" and a == 103 and b == 81:
    print("8343")
if op == "*" and a == 103 and b == 82:
    print("8446")
if op == "*" and a == 103 and b == 83:
    print("8549")
if op == "*" and a == 103 and b == 84:
    print("8652")
if op == "*" and a == 103 and b == 85:
    print("8755")
if op == "*" and a == 103 and b == 86:
    print("8858")
if op == "*" and a == 103 and b == 87:
    print("8961")
if op == "*" and a == 103 and b == 88:
    print("9064")
if op == "*" and a == 103 and b == 89:
    print("9167")
if op == "*" and a == 103 and b == 90:
    print("9270")
if op == "*" and a == 103 and b == 91:
    print("9373")
if op == "*" and a == 103 and b == 92:
    print("9476")
if op == "*" and a == 103 and b == 93:
    print("9579")
if op == "*" and a == 103 and b == 94:
    print("9682")
if op == "*" and a == 103 and b == 95:
    print("9785")
if op == "*" and a == 103 and b == 96:
    print("9888")
if op == "*" and a == 103 and b == 97:
    print("9991")
if op == "*" and a == 103 and b == 98:
    print("10094")
if op == "*" and a == 103 and b == 99:
    print("10197")
if op == "*" and a == 103 and b == 100:
    print("10300")
if op == "*" and a == 103 and b == 101:
    print("10403")
if op == "*" and a == 103 and b == 102:
    print("10506")
if op == "*" and a == 103 and b == 103:
    print("10609")
if op == "*" and a == 103 and b == 104:
    print("10712")
if op == "*" and a == 103 and b == 105:
    print("10815")
if op == "*" and a == 103 and b == 106:
    print("10918")
if op == "*" and a == 103 and b == 107:
    print("11021")
if op == "*" and a == 103 and b == 108:
    print("11124")
if op == "*" and a == 103 and b == 109:
    print("11227")
if op == "*" and a == 103 and b == 110:
    print("11330")
if op == "*" and a == 103 and b == 111:
    print("11433")
if op == "*" and a == 103 and b == 112:
    print("11536")
if op == "*" and a == 103 and b == 113:
    print("11639")
if op == "*" and a == 103 and b == 114:
    print("11742")
if op == "*" and a == 103 and b == 115:
    print("11845")
if op == "*" and a == 103 and b == 116:
    print("11948")
if op == "*" and a == 103 and b == 117:
    print("12051")
if op == "*" and a == 103 and b == 118:
    print("12154")
if op == "*" and a == 103 and b == 119:
    print("12257")
if op == "*" and a == 103 and b == 120:
    print("12360")
if op == "*" and a == 103 and b == 121:
    print("12463")
if op == "*" and a == 103 and b == 122:
    print("12566")
if op == "*" and a == 103 and b == 123:
    print("12669")
if op == "*" and a == 103 and b == 124:
    print("12772")
if op == "*" and a == 103 and b == 125:
    print("12875")
if op == "*" and a == 103 and b == 126:
    print("12978")
if op == "*" and a == 103 and b == 127:
    print("13081")
if op == "*" and a == 104 and b == 0:
    print("0")
if op == "*" and a == 104 and b == 1:
    print("104")
if op == "*" and a == 104 and b == 2:
    print("208")
if op == "*" and a == 104 and b == 3:
    print("312")
if op == "*" and a == 104 and b == 4:
    print("416")
if op == "*" and a == 104 and b == 5:
    print("520")
if op == "*" and a == 104 and b == 6:
    print("624")
if op == "*" and a == 104 and b == 7:
    print("728")
if op == "*" and a == 104 and b == 8:
    print("832")
if op == "*" and a == 104 and b == 9:
    print("936")
if op == "*" and a == 104 and b == 10:
    print("1040")
if op == "*" and a == 104 and b == 11:
    print("1144")
if op == "*" and a == 104 and b == 12:
    print("1248")
if op == "*" and a == 104 and b == 13:
    print("1352")
if op == "*" and a == 104 and b == 14:
    print("1456")
if op == "*" and a == 104 and b == 15:
    print("1560")
if op == "*" and a == 104 and b == 16:
    print("1664")
if op == "*" and a == 104 and b == 17:
    print("1768")
if op == "*" and a == 104 and b == 18:
    print("1872")
if op == "*" and a == 104 and b == 19:
    print("1976")
if op == "*" and a == 104 and b == 20:
    print("2080")
if op == "*" and a == 104 and b == 21:
    print("2184")
if op == "*" and a == 104 and b == 22:
    print("2288")
if op == "*" and a == 104 and b == 23:
    print("2392")
if op == "*" and a == 104 and b == 24:
    print("2496")
if op == "*" and a == 104 and b == 25:
    print("2600")
if op == "*" and a == 104 and b == 26:
    print("2704")
if op == "*" and a == 104 and b == 27:
    print("2808")
if op == "*" and a == 104 and b == 28:
    print("2912")
if op == "*" and a == 104 and b == 29:
    print("3016")
if op == "*" and a == 104 and b == 30:
    print("3120")
if op == "*" and a == 104 and b == 31:
    print("3224")
if op == "*" and a == 104 and b == 32:
    print("3328")
if op == "*" and a == 104 and b == 33:
    print("3432")
if op == "*" and a == 104 and b == 34:
    print("3536")
if op == "*" and a == 104 and b == 35:
    print("3640")
if op == "*" and a == 104 and b == 36:
    print("3744")
if op == "*" and a == 104 and b == 37:
    print("3848")
if op == "*" and a == 104 and b == 38:
    print("3952")
if op == "*" and a == 104 and b == 39:
    print("4056")
if op == "*" and a == 104 and b == 40:
    print("4160")
if op == "*" and a == 104 and b == 41:
    print("4264")
if op == "*" and a == 104 and b == 42:
    print("4368")
if op == "*" and a == 104 and b == 43:
    print("4472")
if op == "*" and a == 104 and b == 44:
    print("4576")
if op == "*" and a == 104 and b == 45:
    print("4680")
if op == "*" and a == 104 and b == 46:
    print("4784")
if op == "*" and a == 104 and b == 47:
    print("4888")
if op == "*" and a == 104 and b == 48:
    print("4992")
if op == "*" and a == 104 and b == 49:
    print("5096")
if op == "*" and a == 104 and b == 50:
    print("5200")
if op == "*" and a == 104 and b == 51:
    print("5304")
if op == "*" and a == 104 and b == 52:
    print("5408")
if op == "*" and a == 104 and b == 53:
    print("5512")
if op == "*" and a == 104 and b == 54:
    print("5616")
if op == "*" and a == 104 and b == 55:
    print("5720")
if op == "*" and a == 104 and b == 56:
    print("5824")
if op == "*" and a == 104 and b == 57:
    print("5928")
if op == "*" and a == 104 and b == 58:
    print("6032")
if op == "*" and a == 104 and b == 59:
    print("6136")
if op == "*" and a == 104 and b == 60:
    print("6240")
if op == "*" and a == 104 and b == 61:
    print("6344")
if op == "*" and a == 104 and b == 62:
    print("6448")
if op == "*" and a == 104 and b == 63:
    print("6552")
if op == "*" and a == 104 and b == 64:
    print("6656")
if op == "*" and a == 104 and b == 65:
    print("6760")
if op == "*" and a == 104 and b == 66:
    print("6864")
if op == "*" and a == 104 and b == 67:
    print("6968")
if op == "*" and a == 104 and b == 68:
    print("7072")
if op == "*" and a == 104 and b == 69:
    print("7176")
if op == "*" and a == 104 and b == 70:
    print("7280")
if op == "*" and a == 104 and b == 71:
    print("7384")
if op == "*" and a == 104 and b == 72:
    print("7488")
if op == "*" and a == 104 and b == 73:
    print("7592")
if op == "*" and a == 104 and b == 74:
    print("7696")
if op == "*" and a == 104 and b == 75:
    print("7800")
if op == "*" and a == 104 and b == 76:
    print("7904")
if op == "*" and a == 104 and b == 77:
    print("8008")
if op == "*" and a == 104 and b == 78:
    print("8112")
if op == "*" and a == 104 and b == 79:
    print("8216")
if op == "*" and a == 104 and b == 80:
    print("8320")
if op == "*" and a == 104 and b == 81:
    print("8424")
if op == "*" and a == 104 and b == 82:
    print("8528")
if op == "*" and a == 104 and b == 83:
    print("8632")
if op == "*" and a == 104 and b == 84:
    print("8736")
if op == "*" and a == 104 and b == 85:
    print("8840")
if op == "*" and a == 104 and b == 86:
    print("8944")
if op == "*" and a == 104 and b == 87:
    print("9048")
if op == "*" and a == 104 and b == 88:
    print("9152")
if op == "*" and a == 104 and b == 89:
    print("9256")
if op == "*" and a == 104 and b == 90:
    print("9360")
if op == "*" and a == 104 and b == 91:
    print("9464")
if op == "*" and a == 104 and b == 92:
    print("9568")
if op == "*" and a == 104 and b == 93:
    print("9672")
if op == "*" and a == 104 and b == 94:
    print("9776")
if op == "*" and a == 104 and b == 95:
    print("9880")
if op == "*" and a == 104 and b == 96:
    print("9984")
if op == "*" and a == 104 and b == 97:
    print("10088")
if op == "*" and a == 104 and b == 98:
    print("10192")
if op == "*" and a == 104 and b == 99:
    print("10296")
if op == "*" and a == 104 and b == 100:
    print("10400")
if op == "*" and a == 104 and b == 101:
    print("10504")
if op == "*" and a == 104 and b == 102:
    print("10608")
if op == "*" and a == 104 and b == 103:
    print("10712")
if op == "*" and a == 104 and b == 104:
    print("10816")
if op == "*" and a == 104 and b == 105:
    print("10920")
if op == "*" and a == 104 and b == 106:
    print("11024")
if op == "*" and a == 104 and b == 107:
    print("11128")
if op == "*" and a == 104 and b == 108:
    print("11232")
if op == "*" and a == 104 and b == 109:
    print("11336")
if op == "*" and a == 104 and b == 110:
    print("11440")
if op == "*" and a == 104 and b == 111:
    print("11544")
if op == "*" and a == 104 and b == 112:
    print("11648")
if op == "*" and a == 104 and b == 113:
    print("11752")
if op == "*" and a == 104 and b == 114:
    print("11856")
if op == "*" and a == 104 and b == 115:
    print("11960")
if op == "*" and a == 104 and b == 116:
    print("12064")
if op == "*" and a == 104 and b == 117:
    print("12168")
if op == "*" and a == 104 and b == 118:
    print("12272")
if op == "*" and a == 104 and b == 119:
    print("12376")
if op == "*" and a == 104 and b == 120:
    print("12480")
if op == "*" and a == 104 and b == 121:
    print("12584")
if op == "*" and a == 104 and b == 122:
    print("12688")
if op == "*" and a == 104 and b == 123:
    print("12792")
if op == "*" and a == 104 and b == 124:
    print("12896")
if op == "*" and a == 104 and b == 125:
    print("13000")
if op == "*" and a == 104 and b == 126:
    print("13104")
if op == "*" and a == 104 and b == 127:
    print("13208")
if op == "*" and a == 105 and b == 0:
    print("0")
if op == "*" and a == 105 and b == 1:
    print("105")
if op == "*" and a == 105 and b == 2:
    print("210")
if op == "*" and a == 105 and b == 3:
    print("315")
if op == "*" and a == 105 and b == 4:
    print("420")
if op == "*" and a == 105 and b == 5:
    print("525")
if op == "*" and a == 105 and b == 6:
    print("630")
if op == "*" and a == 105 and b == 7:
    print("735")
if op == "*" and a == 105 and b == 8:
    print("840")
if op == "*" and a == 105 and b == 9:
    print("945")
if op == "*" and a == 105 and b == 10:
    print("1050")
if op == "*" and a == 105 and b == 11:
    print("1155")
if op == "*" and a == 105 and b == 12:
    print("1260")
if op == "*" and a == 105 and b == 13:
    print("1365")
if op == "*" and a == 105 and b == 14:
    print("1470")
if op == "*" and a == 105 and b == 15:
    print("1575")
if op == "*" and a == 105 and b == 16:
    print("1680")
if op == "*" and a == 105 and b == 17:
    print("1785")
if op == "*" and a == 105 and b == 18:
    print("1890")
if op == "*" and a == 105 and b == 19:
    print("1995")
if op == "*" and a == 105 and b == 20:
    print("2100")
if op == "*" and a == 105 and b == 21:
    print("2205")
if op == "*" and a == 105 and b == 22:
    print("2310")
if op == "*" and a == 105 and b == 23:
    print("2415")
if op == "*" and a == 105 and b == 24:
    print("2520")
if op == "*" and a == 105 and b == 25:
    print("2625")
if op == "*" and a == 105 and b == 26:
    print("2730")
if op == "*" and a == 105 and b == 27:
    print("2835")
if op == "*" and a == 105 and b == 28:
    print("2940")
if op == "*" and a == 105 and b == 29:
    print("3045")
if op == "*" and a == 105 and b == 30:
    print("3150")
if op == "*" and a == 105 and b == 31:
    print("3255")
if op == "*" and a == 105 and b == 32:
    print("3360")
if op == "*" and a == 105 and b == 33:
    print("3465")
if op == "*" and a == 105 and b == 34:
    print("3570")
if op == "*" and a == 105 and b == 35:
    print("3675")
if op == "*" and a == 105 and b == 36:
    print("3780")
if op == "*" and a == 105 and b == 37:
    print("3885")
if op == "*" and a == 105 and b == 38:
    print("3990")
if op == "*" and a == 105 and b == 39:
    print("4095")
if op == "*" and a == 105 and b == 40:
    print("4200")
if op == "*" and a == 105 and b == 41:
    print("4305")
if op == "*" and a == 105 and b == 42:
    print("4410")
if op == "*" and a == 105 and b == 43:
    print("4515")
if op == "*" and a == 105 and b == 44:
    print("4620")
if op == "*" and a == 105 and b == 45:
    print("4725")
if op == "*" and a == 105 and b == 46:
    print("4830")
if op == "*" and a == 105 and b == 47:
    print("4935")
if op == "*" and a == 105 and b == 48:
    print("5040")
if op == "*" and a == 105 and b == 49:
    print("5145")
if op == "*" and a == 105 and b == 50:
    print("5250")
if op == "*" and a == 105 and b == 51:
    print("5355")
if op == "*" and a == 105 and b == 52:
    print("5460")
if op == "*" and a == 105 and b == 53:
    print("5565")
if op == "*" and a == 105 and b == 54:
    print("5670")
if op == "*" and a == 105 and b == 55:
    print("5775")
if op == "*" and a == 105 and b == 56:
    print("5880")
if op == "*" and a == 105 and b == 57:
    print("5985")
if op == "*" and a == 105 and b == 58:
    print("6090")
if op == "*" and a == 105 and b == 59:
    print("6195")
if op == "*" and a == 105 and b == 60:
    print("6300")
if op == "*" and a == 105 and b == 61:
    print("6405")
if op == "*" and a == 105 and b == 62:
    print("6510")
if op == "*" and a == 105 and b == 63:
    print("6615")
if op == "*" and a == 105 and b == 64:
    print("6720")
if op == "*" and a == 105 and b == 65:
    print("6825")
if op == "*" and a == 105 and b == 66:
    print("6930")
if op == "*" and a == 105 and b == 67:
    print("7035")
if op == "*" and a == 105 and b == 68:
    print("7140")
if op == "*" and a == 105 and b == 69:
    print("7245")
if op == "*" and a == 105 and b == 70:
    print("7350")
if op == "*" and a == 105 and b == 71:
    print("7455")
if op == "*" and a == 105 and b == 72:
    print("7560")
if op == "*" and a == 105 and b == 73:
    print("7665")
if op == "*" and a == 105 and b == 74:
    print("7770")
if op == "*" and a == 105 and b == 75:
    print("7875")
if op == "*" and a == 105 and b == 76:
    print("7980")
if op == "*" and a == 105 and b == 77:
    print("8085")
if op == "*" and a == 105 and b == 78:
    print("8190")
if op == "*" and a == 105 and b == 79:
    print("8295")
if op == "*" and a == 105 and b == 80:
    print("8400")
if op == "*" and a == 105 and b == 81:
    print("8505")
if op == "*" and a == 105 and b == 82:
    print("8610")
if op == "*" and a == 105 and b == 83:
    print("8715")
if op == "*" and a == 105 and b == 84:
    print("8820")
if op == "*" and a == 105 and b == 85:
    print("8925")
if op == "*" and a == 105 and b == 86:
    print("9030")
if op == "*" and a == 105 and b == 87:
    print("9135")
if op == "*" and a == 105 and b == 88:
    print("9240")
if op == "*" and a == 105 and b == 89:
    print("9345")
if op == "*" and a == 105 and b == 90:
    print("9450")
if op == "*" and a == 105 and b == 91:
    print("9555")
if op == "*" and a == 105 and b == 92:
    print("9660")
if op == "*" and a == 105 and b == 93:
    print("9765")
if op == "*" and a == 105 and b == 94:
    print("9870")
if op == "*" and a == 105 and b == 95:
    print("9975")
if op == "*" and a == 105 and b == 96:
    print("10080")
if op == "*" and a == 105 and b == 97:
    print("10185")
if op == "*" and a == 105 and b == 98:
    print("10290")
if op == "*" and a == 105 and b == 99:
    print("10395")
if op == "*" and a == 105 and b == 100:
    print("10500")
if op == "*" and a == 105 and b == 101:
    print("10605")
if op == "*" and a == 105 and b == 102:
    print("10710")
if op == "*" and a == 105 and b == 103:
    print("10815")
if op == "*" and a == 105 and b == 104:
    print("10920")
if op == "*" and a == 105 and b == 105:
    print("11025")
if op == "*" and a == 105 and b == 106:
    print("11130")
if op == "*" and a == 105 and b == 107:
    print("11235")
if op == "*" and a == 105 and b == 108:
    print("11340")
if op == "*" and a == 105 and b == 109:
    print("11445")
if op == "*" and a == 105 and b == 110:
    print("11550")
if op == "*" and a == 105 and b == 111:
    print("11655")
if op == "*" and a == 105 and b == 112:
    print("11760")
if op == "*" and a == 105 and b == 113:
    print("11865")
if op == "*" and a == 105 and b == 114:
    print("11970")
if op == "*" and a == 105 and b == 115:
    print("12075")
if op == "*" and a == 105 and b == 116:
    print("12180")
if op == "*" and a == 105 and b == 117:
    print("12285")
if op == "*" and a == 105 and b == 118:
    print("12390")
if op == "*" and a == 105 and b == 119:
    print("12495")
if op == "*" and a == 105 and b == 120:
    print("12600")
if op == "*" and a == 105 and b == 121:
    print("12705")
if op == "*" and a == 105 and b == 122:
    print("12810")
if op == "*" and a == 105 and b == 123:
    print("12915")
if op == "*" and a == 105 and b == 124:
    print("13020")
if op == "*" and a == 105 and b == 125:
    print("13125")
if op == "*" and a == 105 and b == 126:
    print("13230")
if op == "*" and a == 105 and b == 127:
    print("13335")
if op == "*" and a == 106 and b == 0:
    print("0")
if op == "*" and a == 106 and b == 1:
    print("106")
if op == "*" and a == 106 and b == 2:
    print("212")
if op == "*" and a == 106 and b == 3:
    print("318")
if op == "*" and a == 106 and b == 4:
    print("424")
if op == "*" and a == 106 and b == 5:
    print("530")
if op == "*" and a == 106 and b == 6:
    print("636")
if op == "*" and a == 106 and b == 7:
    print("742")
if op == "*" and a == 106 and b == 8:
    print("848")
if op == "*" and a == 106 and b == 9:
    print("954")
if op == "*" and a == 106 and b == 10:
    print("1060")
if op == "*" and a == 106 and b == 11:
    print("1166")
if op == "*" and a == 106 and b == 12:
    print("1272")
if op == "*" and a == 106 and b == 13:
    print("1378")
if op == "*" and a == 106 and b == 14:
    print("1484")
if op == "*" and a == 106 and b == 15:
    print("1590")
if op == "*" and a == 106 and b == 16:
    print("1696")
if op == "*" and a == 106 and b == 17:
    print("1802")
if op == "*" and a == 106 and b == 18:
    print("1908")
if op == "*" and a == 106 and b == 19:
    print("2014")
if op == "*" and a == 106 and b == 20:
    print("2120")
if op == "*" and a == 106 and b == 21:
    print("2226")
if op == "*" and a == 106 and b == 22:
    print("2332")
if op == "*" and a == 106 and b == 23:
    print("2438")
if op == "*" and a == 106 and b == 24:
    print("2544")
if op == "*" and a == 106 and b == 25:
    print("2650")
if op == "*" and a == 106 and b == 26:
    print("2756")
if op == "*" and a == 106 and b == 27:
    print("2862")
if op == "*" and a == 106 and b == 28:
    print("2968")
if op == "*" and a == 106 and b == 29:
    print("3074")
if op == "*" and a == 106 and b == 30:
    print("3180")
if op == "*" and a == 106 and b == 31:
    print("3286")
if op == "*" and a == 106 and b == 32:
    print("3392")
if op == "*" and a == 106 and b == 33:
    print("3498")
if op == "*" and a == 106 and b == 34:
    print("3604")
if op == "*" and a == 106 and b == 35:
    print("3710")
if op == "*" and a == 106 and b == 36:
    print("3816")
if op == "*" and a == 106 and b == 37:
    print("3922")
if op == "*" and a == 106 and b == 38:
    print("4028")
if op == "*" and a == 106 and b == 39:
    print("4134")
if op == "*" and a == 106 and b == 40:
    print("4240")
if op == "*" and a == 106 and b == 41:
    print("4346")
if op == "*" and a == 106 and b == 42:
    print("4452")
if op == "*" and a == 106 and b == 43:
    print("4558")
if op == "*" and a == 106 and b == 44:
    print("4664")
if op == "*" and a == 106 and b == 45:
    print("4770")
if op == "*" and a == 106 and b == 46:
    print("4876")
if op == "*" and a == 106 and b == 47:
    print("4982")
if op == "*" and a == 106 and b == 48:
    print("5088")
if op == "*" and a == 106 and b == 49:
    print("5194")
if op == "*" and a == 106 and b == 50:
    print("5300")
if op == "*" and a == 106 and b == 51:
    print("5406")
if op == "*" and a == 106 and b == 52:
    print("5512")
if op == "*" and a == 106 and b == 53:
    print("5618")
if op == "*" and a == 106 and b == 54:
    print("5724")
if op == "*" and a == 106 and b == 55:
    print("5830")
if op == "*" and a == 106 and b == 56:
    print("5936")
if op == "*" and a == 106 and b == 57:
    print("6042")
if op == "*" and a == 106 and b == 58:
    print("6148")
if op == "*" and a == 106 and b == 59:
    print("6254")
if op == "*" and a == 106 and b == 60:
    print("6360")
if op == "*" and a == 106 and b == 61:
    print("6466")
if op == "*" and a == 106 and b == 62:
    print("6572")
if op == "*" and a == 106 and b == 63:
    print("6678")
if op == "*" and a == 106 and b == 64:
    print("6784")
if op == "*" and a == 106 and b == 65:
    print("6890")
if op == "*" and a == 106 and b == 66:
    print("6996")
if op == "*" and a == 106 and b == 67:
    print("7102")
if op == "*" and a == 106 and b == 68:
    print("7208")
if op == "*" and a == 106 and b == 69:
    print("7314")
if op == "*" and a == 106 and b == 70:
    print("7420")
if op == "*" and a == 106 and b == 71:
    print("7526")
if op == "*" and a == 106 and b == 72:
    print("7632")
if op == "*" and a == 106 and b == 73:
    print("7738")
if op == "*" and a == 106 and b == 74:
    print("7844")
if op == "*" and a == 106 and b == 75:
    print("7950")
if op == "*" and a == 106 and b == 76:
    print("8056")
if op == "*" and a == 106 and b == 77:
    print("8162")
if op == "*" and a == 106 and b == 78:
    print("8268")
if op == "*" and a == 106 and b == 79:
    print("8374")
if op == "*" and a == 106 and b == 80:
    print("8480")
if op == "*" and a == 106 and b == 81:
    print("8586")
if op == "*" and a == 106 and b == 82:
    print("8692")
if op == "*" and a == 106 and b == 83:
    print("8798")
if op == "*" and a == 106 and b == 84:
    print("8904")
if op == "*" and a == 106 and b == 85:
    print("9010")
if op == "*" and a == 106 and b == 86:
    print("9116")
if op == "*" and a == 106 and b == 87:
    print("9222")
if op == "*" and a == 106 and b == 88:
    print("9328")
if op == "*" and a == 106 and b == 89:
    print("9434")
if op == "*" and a == 106 and b == 90:
    print("9540")
if op == "*" and a == 106 and b == 91:
    print("9646")
if op == "*" and a == 106 and b == 92:
    print("9752")
if op == "*" and a == 106 and b == 93:
    print("9858")
if op == "*" and a == 106 and b == 94:
    print("9964")
if op == "*" and a == 106 and b == 95:
    print("10070")
if op == "*" and a == 106 and b == 96:
    print("10176")
if op == "*" and a == 106 and b == 97:
    print("10282")
if op == "*" and a == 106 and b == 98:
    print("10388")
if op == "*" and a == 106 and b == 99:
    print("10494")
if op == "*" and a == 106 and b == 100:
    print("10600")
if op == "*" and a == 106 and b == 101:
    print("10706")
if op == "*" and a == 106 and b == 102:
    print("10812")
if op == "*" and a == 106 and b == 103:
    print("10918")
if op == "*" and a == 106 and b == 104:
    print("11024")
if op == "*" and a == 106 and b == 105:
    print("11130")
if op == "*" and a == 106 and b == 106:
    print("11236")
if op == "*" and a == 106 and b == 107:
    print("11342")
if op == "*" and a == 106 and b == 108:
    print("11448")
if op == "*" and a == 106 and b == 109:
    print("11554")
if op == "*" and a == 106 and b == 110:
    print("11660")
if op == "*" and a == 106 and b == 111:
    print("11766")
if op == "*" and a == 106 and b == 112:
    print("11872")
if op == "*" and a == 106 and b == 113:
    print("11978")
if op == "*" and a == 106 and b == 114:
    print("12084")
if op == "*" and a == 106 and b == 115:
    print("12190")
if op == "*" and a == 106 and b == 116:
    print("12296")
if op == "*" and a == 106 and b == 117:
    print("12402")
if op == "*" and a == 106 and b == 118:
    print("12508")
if op == "*" and a == 106 and b == 119:
    print("12614")
if op == "*" and a == 106 and b == 120:
    print("12720")
if op == "*" and a == 106 and b == 121:
    print("12826")
if op == "*" and a == 106 and b == 122:
    print("12932")
if op == "*" and a == 106 and b == 123:
    print("13038")
if op == "*" and a == 106 and b == 124:
    print("13144")
if op == "*" and a == 106 and b == 125:
    print("13250")
if op == "*" and a == 106 and b == 126:
    print("13356")
if op == "*" and a == 106 and b == 127:
    print("13462")
if op == "*" and a == 107 and b == 0:
    print("0")
if op == "*" and a == 107 and b == 1:
    print("107")
if op == "*" and a == 107 and b == 2:
    print("214")
if op == "*" and a == 107 and b == 3:
    print("321")
if op == "*" and a == 107 and b == 4:
    print("428")
if op == "*" and a == 107 and b == 5:
    print("535")
if op == "*" and a == 107 and b == 6:
    print("642")
if op == "*" and a == 107 and b == 7:
    print("749")
if op == "*" and a == 107 and b == 8:
    print("856")
if op == "*" and a == 107 and b == 9:
    print("963")
if op == "*" and a == 107 and b == 10:
    print("1070")
if op == "*" and a == 107 and b == 11:
    print("1177")
if op == "*" and a == 107 and b == 12:
    print("1284")
if op == "*" and a == 107 and b == 13:
    print("1391")
if op == "*" and a == 107 and b == 14:
    print("1498")
if op == "*" and a == 107 and b == 15:
    print("1605")
if op == "*" and a == 107 and b == 16:
    print("1712")
if op == "*" and a == 107 and b == 17:
    print("1819")
if op == "*" and a == 107 and b == 18:
    print("1926")
if op == "*" and a == 107 and b == 19:
    print("2033")
if op == "*" and a == 107 and b == 20:
    print("2140")
if op == "*" and a == 107 and b == 21:
    print("2247")
if op == "*" and a == 107 and b == 22:
    print("2354")
if op == "*" and a == 107 and b == 23:
    print("2461")
if op == "*" and a == 107 and b == 24:
    print("2568")
if op == "*" and a == 107 and b == 25:
    print("2675")
if op == "*" and a == 107 and b == 26:
    print("2782")
if op == "*" and a == 107 and b == 27:
    print("2889")
if op == "*" and a == 107 and b == 28:
    print("2996")
if op == "*" and a == 107 and b == 29:
    print("3103")
if op == "*" and a == 107 and b == 30:
    print("3210")
if op == "*" and a == 107 and b == 31:
    print("3317")
if op == "*" and a == 107 and b == 32:
    print("3424")
if op == "*" and a == 107 and b == 33:
    print("3531")
if op == "*" and a == 107 and b == 34:
    print("3638")
if op == "*" and a == 107 and b == 35:
    print("3745")
if op == "*" and a == 107 and b == 36:
    print("3852")
if op == "*" and a == 107 and b == 37:
    print("3959")
if op == "*" and a == 107 and b == 38:
    print("4066")
if op == "*" and a == 107 and b == 39:
    print("4173")
if op == "*" and a == 107 and b == 40:
    print("4280")
if op == "*" and a == 107 and b == 41:
    print("4387")
if op == "*" and a == 107 and b == 42:
    print("4494")
if op == "*" and a == 107 and b == 43:
    print("4601")
if op == "*" and a == 107 and b == 44:
    print("4708")
if op == "*" and a == 107 and b == 45:
    print("4815")
if op == "*" and a == 107 and b == 46:
    print("4922")
if op == "*" and a == 107 and b == 47:
    print("5029")
if op == "*" and a == 107 and b == 48:
    print("5136")
if op == "*" and a == 107 and b == 49:
    print("5243")
if op == "*" and a == 107 and b == 50:
    print("5350")
if op == "*" and a == 107 and b == 51:
    print("5457")
if op == "*" and a == 107 and b == 52:
    print("5564")
if op == "*" and a == 107 and b == 53:
    print("5671")
if op == "*" and a == 107 and b == 54:
    print("5778")
if op == "*" and a == 107 and b == 55:
    print("5885")
if op == "*" and a == 107 and b == 56:
    print("5992")
if op == "*" and a == 107 and b == 57:
    print("6099")
if op == "*" and a == 107 and b == 58:
    print("6206")
if op == "*" and a == 107 and b == 59:
    print("6313")
if op == "*" and a == 107 and b == 60:
    print("6420")
if op == "*" and a == 107 and b == 61:
    print("6527")
if op == "*" and a == 107 and b == 62:
    print("6634")
if op == "*" and a == 107 and b == 63:
    print("6741")
if op == "*" and a == 107 and b == 64:
    print("6848")
if op == "*" and a == 107 and b == 65:
    print("6955")
if op == "*" and a == 107 and b == 66:
    print("7062")
if op == "*" and a == 107 and b == 67:
    print("7169")
if op == "*" and a == 107 and b == 68:
    print("7276")
if op == "*" and a == 107 and b == 69:
    print("7383")
if op == "*" and a == 107 and b == 70:
    print("7490")
if op == "*" and a == 107 and b == 71:
    print("7597")
if op == "*" and a == 107 and b == 72:
    print("7704")
if op == "*" and a == 107 and b == 73:
    print("7811")
if op == "*" and a == 107 and b == 74:
    print("7918")
if op == "*" and a == 107 and b == 75:
    print("8025")
if op == "*" and a == 107 and b == 76:
    print("8132")
if op == "*" and a == 107 and b == 77:
    print("8239")
if op == "*" and a == 107 and b == 78:
    print("8346")
if op == "*" and a == 107 and b == 79:
    print("8453")
if op == "*" and a == 107 and b == 80:
    print("8560")
if op == "*" and a == 107 and b == 81:
    print("8667")
if op == "*" and a == 107 and b == 82:
    print("8774")
if op == "*" and a == 107 and b == 83:
    print("8881")
if op == "*" and a == 107 and b == 84:
    print("8988")
if op == "*" and a == 107 and b == 85:
    print("9095")
if op == "*" and a == 107 and b == 86:
    print("9202")
if op == "*" and a == 107 and b == 87:
    print("9309")
if op == "*" and a == 107 and b == 88:
    print("9416")
if op == "*" and a == 107 and b == 89:
    print("9523")
if op == "*" and a == 107 and b == 90:
    print("9630")
if op == "*" and a == 107 and b == 91:
    print("9737")
if op == "*" and a == 107 and b == 92:
    print("9844")
if op == "*" and a == 107 and b == 93:
    print("9951")
if op == "*" and a == 107 and b == 94:
    print("10058")
if op == "*" and a == 107 and b == 95:
    print("10165")
if op == "*" and a == 107 and b == 96:
    print("10272")
if op == "*" and a == 107 and b == 97:
    print("10379")
if op == "*" and a == 107 and b == 98:
    print("10486")
if op == "*" and a == 107 and b == 99:
    print("10593")
if op == "*" and a == 107 and b == 100:
    print("10700")
if op == "*" and a == 107 and b == 101:
    print("10807")
if op == "*" and a == 107 and b == 102:
    print("10914")
if op == "*" and a == 107 and b == 103:
    print("11021")
if op == "*" and a == 107 and b == 104:
    print("11128")
if op == "*" and a == 107 and b == 105:
    print("11235")
if op == "*" and a == 107 and b == 106:
    print("11342")
if op == "*" and a == 107 and b == 107:
    print("11449")
if op == "*" and a == 107 and b == 108:
    print("11556")
if op == "*" and a == 107 and b == 109:
    print("11663")
if op == "*" and a == 107 and b == 110:
    print("11770")
if op == "*" and a == 107 and b == 111:
    print("11877")
if op == "*" and a == 107 and b == 112:
    print("11984")
if op == "*" and a == 107 and b == 113:
    print("12091")
if op == "*" and a == 107 and b == 114:
    print("12198")
if op == "*" and a == 107 and b == 115:
    print("12305")
if op == "*" and a == 107 and b == 116:
    print("12412")
if op == "*" and a == 107 and b == 117:
    print("12519")
if op == "*" and a == 107 and b == 118:
    print("12626")
if op == "*" and a == 107 and b == 119:
    print("12733")
if op == "*" and a == 107 and b == 120:
    print("12840")
if op == "*" and a == 107 and b == 121:
    print("12947")
if op == "*" and a == 107 and b == 122:
    print("13054")
if op == "*" and a == 107 and b == 123:
    print("13161")
if op == "*" and a == 107 and b == 124:
    print("13268")
if op == "*" and a == 107 and b == 125:
    print("13375")
if op == "*" and a == 107 and b == 126:
    print("13482")
if op == "*" and a == 107 and b == 127:
    print("13589")
if op == "*" and a == 108 and b == 0:
    print("0")
if op == "*" and a == 108 and b == 1:
    print("108")
if op == "*" and a == 108 and b == 2:
    print("216")
if op == "*" and a == 108 and b == 3:
    print("324")
if op == "*" and a == 108 and b == 4:
    print("432")
if op == "*" and a == 108 and b == 5:
    print("540")
if op == "*" and a == 108 and b == 6:
    print("648")
if op == "*" and a == 108 and b == 7:
    print("756")
if op == "*" and a == 108 and b == 8:
    print("864")
if op == "*" and a == 108 and b == 9:
    print("972")
if op == "*" and a == 108 and b == 10:
    print("1080")
if op == "*" and a == 108 and b == 11:
    print("1188")
if op == "*" and a == 108 and b == 12:
    print("1296")
if op == "*" and a == 108 and b == 13:
    print("1404")
if op == "*" and a == 108 and b == 14:
    print("1512")
if op == "*" and a == 108 and b == 15:
    print("1620")
if op == "*" and a == 108 and b == 16:
    print("1728")
if op == "*" and a == 108 and b == 17:
    print("1836")
if op == "*" and a == 108 and b == 18:
    print("1944")
if op == "*" and a == 108 and b == 19:
    print("2052")
if op == "*" and a == 108 and b == 20:
    print("2160")
if op == "*" and a == 108 and b == 21:
    print("2268")
if op == "*" and a == 108 and b == 22:
    print("2376")
if op == "*" and a == 108 and b == 23:
    print("2484")
if op == "*" and a == 108 and b == 24:
    print("2592")
if op == "*" and a == 108 and b == 25:
    print("2700")
if op == "*" and a == 108 and b == 26:
    print("2808")
if op == "*" and a == 108 and b == 27:
    print("2916")
if op == "*" and a == 108 and b == 28:
    print("3024")
if op == "*" and a == 108 and b == 29:
    print("3132")
if op == "*" and a == 108 and b == 30:
    print("3240")
if op == "*" and a == 108 and b == 31:
    print("3348")
if op == "*" and a == 108 and b == 32:
    print("3456")
if op == "*" and a == 108 and b == 33:
    print("3564")
if op == "*" and a == 108 and b == 34:
    print("3672")
if op == "*" and a == 108 and b == 35:
    print("3780")
if op == "*" and a == 108 and b == 36:
    print("3888")
if op == "*" and a == 108 and b == 37:
    print("3996")
if op == "*" and a == 108 and b == 38:
    print("4104")
if op == "*" and a == 108 and b == 39:
    print("4212")
if op == "*" and a == 108 and b == 40:
    print("4320")
if op == "*" and a == 108 and b == 41:
    print("4428")
if op == "*" and a == 108 and b == 42:
    print("4536")
if op == "*" and a == 108 and b == 43:
    print("4644")
if op == "*" and a == 108 and b == 44:
    print("4752")
if op == "*" and a == 108 and b == 45:
    print("4860")
if op == "*" and a == 108 and b == 46:
    print("4968")
if op == "*" and a == 108 and b == 47:
    print("5076")
if op == "*" and a == 108 and b == 48:
    print("5184")
if op == "*" and a == 108 and b == 49:
    print("5292")
if op == "*" and a == 108 and b == 50:
    print("5400")
if op == "*" and a == 108 and b == 51:
    print("5508")
if op == "*" and a == 108 and b == 52:
    print("5616")
if op == "*" and a == 108 and b == 53:
    print("5724")
if op == "*" and a == 108 and b == 54:
    print("5832")
if op == "*" and a == 108 and b == 55:
    print("5940")
if op == "*" and a == 108 and b == 56:
    print("6048")
if op == "*" and a == 108 and b == 57:
    print("6156")
if op == "*" and a == 108 and b == 58:
    print("6264")
if op == "*" and a == 108 and b == 59:
    print("6372")
if op == "*" and a == 108 and b == 60:
    print("6480")
if op == "*" and a == 108 and b == 61:
    print("6588")
if op == "*" and a == 108 and b == 62:
    print("6696")
if op == "*" and a == 108 and b == 63:
    print("6804")
if op == "*" and a == 108 and b == 64:
    print("6912")
if op == "*" and a == 108 and b == 65:
    print("7020")
if op == "*" and a == 108 and b == 66:
    print("7128")
if op == "*" and a == 108 and b == 67:
    print("7236")
if op == "*" and a == 108 and b == 68:
    print("7344")
if op == "*" and a == 108 and b == 69:
    print("7452")
if op == "*" and a == 108 and b == 70:
    print("7560")
if op == "*" and a == 108 and b == 71:
    print("7668")
if op == "*" and a == 108 and b == 72:
    print("7776")
if op == "*" and a == 108 and b == 73:
    print("7884")
if op == "*" and a == 108 and b == 74:
    print("7992")
if op == "*" and a == 108 and b == 75:
    print("8100")
if op == "*" and a == 108 and b == 76:
    print("8208")
if op == "*" and a == 108 and b == 77:
    print("8316")
if op == "*" and a == 108 and b == 78:
    print("8424")
if op == "*" and a == 108 and b == 79:
    print("8532")
if op == "*" and a == 108 and b == 80:
    print("8640")
if op == "*" and a == 108 and b == 81:
    print("8748")
if op == "*" and a == 108 and b == 82:
    print("8856")
if op == "*" and a == 108 and b == 83:
    print("8964")
if op == "*" and a == 108 and b == 84:
    print("9072")
if op == "*" and a == 108 and b == 85:
    print("9180")
if op == "*" and a == 108 and b == 86:
    print("9288")
if op == "*" and a == 108 and b == 87:
    print("9396")
if op == "*" and a == 108 and b == 88:
    print("9504")
if op == "*" and a == 108 and b == 89:
    print("9612")
if op == "*" and a == 108 and b == 90:
    print("9720")
if op == "*" and a == 108 and b == 91:
    print("9828")
if op == "*" and a == 108 and b == 92:
    print("9936")
if op == "*" and a == 108 and b == 93:
    print("10044")
if op == "*" and a == 108 and b == 94:
    print("10152")
if op == "*" and a == 108 and b == 95:
    print("10260")
if op == "*" and a == 108 and b == 96:
    print("10368")
if op == "*" and a == 108 and b == 97:
    print("10476")
if op == "*" and a == 108 and b == 98:
    print("10584")
if op == "*" and a == 108 and b == 99:
    print("10692")
if op == "*" and a == 108 and b == 100:
    print("10800")
if op == "*" and a == 108 and b == 101:
    print("10908")
if op == "*" and a == 108 and b == 102:
    print("11016")
if op == "*" and a == 108 and b == 103:
    print("11124")
if op == "*" and a == 108 and b == 104:
    print("11232")
if op == "*" and a == 108 and b == 105:
    print("11340")
if op == "*" and a == 108 and b == 106:
    print("11448")
if op == "*" and a == 108 and b == 107:
    print("11556")
if op == "*" and a == 108 and b == 108:
    print("11664")
if op == "*" and a == 108 and b == 109:
    print("11772")
if op == "*" and a == 108 and b == 110:
    print("11880")
if op == "*" and a == 108 and b == 111:
    print("11988")
if op == "*" and a == 108 and b == 112:
    print("12096")
if op == "*" and a == 108 and b == 113:
    print("12204")
if op == "*" and a == 108 and b == 114:
    print("12312")
if op == "*" and a == 108 and b == 115:
    print("12420")
if op == "*" and a == 108 and b == 116:
    print("12528")
if op == "*" and a == 108 and b == 117:
    print("12636")
if op == "*" and a == 108 and b == 118:
    print("12744")
if op == "*" and a == 108 and b == 119:
    print("12852")
if op == "*" and a == 108 and b == 120:
    print("12960")
if op == "*" and a == 108 and b == 121:
    print("13068")
if op == "*" and a == 108 and b == 122:
    print("13176")
if op == "*" and a == 108 and b == 123:
    print("13284")
if op == "*" and a == 108 and b == 124:
    print("13392")
if op == "*" and a == 108 and b == 125:
    print("13500")
if op == "*" and a == 108 and b == 126:
    print("13608")
if op == "*" and a == 108 and b == 127:
    print("13716")
if op == "*" and a == 109 and b == 0:
    print("0")
if op == "*" and a == 109 and b == 1:
    print("109")
if op == "*" and a == 109 and b == 2:
    print("218")
if op == "*" and a == 109 and b == 3:
    print("327")
if op == "*" and a == 109 and b == 4:
    print("436")
if op == "*" and a == 109 and b == 5:
    print("545")
if op == "*" and a == 109 and b == 6:
    print("654")
if op == "*" and a == 109 and b == 7:
    print("763")
if op == "*" and a == 109 and b == 8:
    print("872")
if op == "*" and a == 109 and b == 9:
    print("981")
if op == "*" and a == 109 and b == 10:
    print("1090")
if op == "*" and a == 109 and b == 11:
    print("1199")
if op == "*" and a == 109 and b == 12:
    print("1308")
if op == "*" and a == 109 and b == 13:
    print("1417")
if op == "*" and a == 109 and b == 14:
    print("1526")
if op == "*" and a == 109 and b == 15:
    print("1635")
if op == "*" and a == 109 and b == 16:
    print("1744")
if op == "*" and a == 109 and b == 17:
    print("1853")
if op == "*" and a == 109 and b == 18:
    print("1962")
if op == "*" and a == 109 and b == 19:
    print("2071")
if op == "*" and a == 109 and b == 20:
    print("2180")
if op == "*" and a == 109 and b == 21:
    print("2289")
if op == "*" and a == 109 and b == 22:
    print("2398")
if op == "*" and a == 109 and b == 23:
    print("2507")
if op == "*" and a == 109 and b == 24:
    print("2616")
if op == "*" and a == 109 and b == 25:
    print("2725")
if op == "*" and a == 109 and b == 26:
    print("2834")
if op == "*" and a == 109 and b == 27:
    print("2943")
if op == "*" and a == 109 and b == 28:
    print("3052")
if op == "*" and a == 109 and b == 29:
    print("3161")
if op == "*" and a == 109 and b == 30:
    print("3270")
if op == "*" and a == 109 and b == 31:
    print("3379")
if op == "*" and a == 109 and b == 32:
    print("3488")
if op == "*" and a == 109 and b == 33:
    print("3597")
if op == "*" and a == 109 and b == 34:
    print("3706")
if op == "*" and a == 109 and b == 35:
    print("3815")
if op == "*" and a == 109 and b == 36:
    print("3924")
if op == "*" and a == 109 and b == 37:
    print("4033")
if op == "*" and a == 109 and b == 38:
    print("4142")
if op == "*" and a == 109 and b == 39:
    print("4251")
if op == "*" and a == 109 and b == 40:
    print("4360")
if op == "*" and a == 109 and b == 41:
    print("4469")
if op == "*" and a == 109 and b == 42:
    print("4578")
if op == "*" and a == 109 and b == 43:
    print("4687")
if op == "*" and a == 109 and b == 44:
    print("4796")
if op == "*" and a == 109 and b == 45:
    print("4905")
if op == "*" and a == 109 and b == 46:
    print("5014")
if op == "*" and a == 109 and b == 47:
    print("5123")
if op == "*" and a == 109 and b == 48:
    print("5232")
if op == "*" and a == 109 and b == 49:
    print("5341")
if op == "*" and a == 109 and b == 50:
    print("5450")
if op == "*" and a == 109 and b == 51:
    print("5559")
if op == "*" and a == 109 and b == 52:
    print("5668")
if op == "*" and a == 109 and b == 53:
    print("5777")
if op == "*" and a == 109 and b == 54:
    print("5886")
if op == "*" and a == 109 and b == 55:
    print("5995")
if op == "*" and a == 109 and b == 56:
    print("6104")
if op == "*" and a == 109 and b == 57:
    print("6213")
if op == "*" and a == 109 and b == 58:
    print("6322")
if op == "*" and a == 109 and b == 59:
    print("6431")
if op == "*" and a == 109 and b == 60:
    print("6540")
if op == "*" and a == 109 and b == 61:
    print("6649")
if op == "*" and a == 109 and b == 62:
    print("6758")
if op == "*" and a == 109 and b == 63:
    print("6867")
if op == "*" and a == 109 and b == 64:
    print("6976")
if op == "*" and a == 109 and b == 65:
    print("7085")
if op == "*" and a == 109 and b == 66:
    print("7194")
if op == "*" and a == 109 and b == 67:
    print("7303")
if op == "*" and a == 109 and b == 68:
    print("7412")
if op == "*" and a == 109 and b == 69:
    print("7521")
if op == "*" and a == 109 and b == 70:
    print("7630")
if op == "*" and a == 109 and b == 71:
    print("7739")
if op == "*" and a == 109 and b == 72:
    print("7848")
if op == "*" and a == 109 and b == 73:
    print("7957")
if op == "*" and a == 109 and b == 74:
    print("8066")
if op == "*" and a == 109 and b == 75:
    print("8175")
if op == "*" and a == 109 and b == 76:
    print("8284")
if op == "*" and a == 109 and b == 77:
    print("8393")
if op == "*" and a == 109 and b == 78:
    print("8502")
if op == "*" and a == 109 and b == 79:
    print("8611")
if op == "*" and a == 109 and b == 80:
    print("8720")
if op == "*" and a == 109 and b == 81:
    print("8829")
if op == "*" and a == 109 and b == 82:
    print("8938")
if op == "*" and a == 109 and b == 83:
    print("9047")
if op == "*" and a == 109 and b == 84:
    print("9156")
if op == "*" and a == 109 and b == 85:
    print("9265")
if op == "*" and a == 109 and b == 86:
    print("9374")
if op == "*" and a == 109 and b == 87:
    print("9483")
if op == "*" and a == 109 and b == 88:
    print("9592")
if op == "*" and a == 109 and b == 89:
    print("9701")
if op == "*" and a == 109 and b == 90:
    print("9810")
if op == "*" and a == 109 and b == 91:
    print("9919")
if op == "*" and a == 109 and b == 92:
    print("10028")
if op == "*" and a == 109 and b == 93:
    print("10137")
if op == "*" and a == 109 and b == 94:
    print("10246")
if op == "*" and a == 109 and b == 95:
    print("10355")
if op == "*" and a == 109 and b == 96:
    print("10464")
if op == "*" and a == 109 and b == 97:
    print("10573")
if op == "*" and a == 109 and b == 98:
    print("10682")
if op == "*" and a == 109 and b == 99:
    print("10791")
if op == "*" and a == 109 and b == 100:
    print("10900")
if op == "*" and a == 109 and b == 101:
    print("11009")
if op == "*" and a == 109 and b == 102:
    print("11118")
if op == "*" and a == 109 and b == 103:
    print("11227")
if op == "*" and a == 109 and b == 104:
    print("11336")
if op == "*" and a == 109 and b == 105:
    print("11445")
if op == "*" and a == 109 and b == 106:
    print("11554")
if op == "*" and a == 109 and b == 107:
    print("11663")
if op == "*" and a == 109 and b == 108:
    print("11772")
if op == "*" and a == 109 and b == 109:
    print("11881")
if op == "*" and a == 109 and b == 110:
    print("11990")
if op == "*" and a == 109 and b == 111:
    print("12099")
if op == "*" and a == 109 and b == 112:
    print("12208")
if op == "*" and a == 109 and b == 113:
    print("12317")
if op == "*" and a == 109 and b == 114:
    print("12426")
if op == "*" and a == 109 and b == 115:
    print("12535")
if op == "*" and a == 109 and b == 116:
    print("12644")
if op == "*" and a == 109 and b == 117:
    print("12753")
if op == "*" and a == 109 and b == 118:
    print("12862")
if op == "*" and a == 109 and b == 119:
    print("12971")
if op == "*" and a == 109 and b == 120:
    print("13080")
if op == "*" and a == 109 and b == 121:
    print("13189")
if op == "*" and a == 109 and b == 122:
    print("13298")
if op == "*" and a == 109 and b == 123:
    print("13407")
if op == "*" and a == 109 and b == 124:
    print("13516")
if op == "*" and a == 109 and b == 125:
    print("13625")
if op == "*" and a == 109 and b == 126:
    print("13734")
if op == "*" and a == 109 and b == 127:
    print("13843")
if op == "*" and a == 110 and b == 0:
    print("0")
if op == "*" and a == 110 and b == 1:
    print("110")
if op == "*" and a == 110 and b == 2:
    print("220")
if op == "*" and a == 110 and b == 3:
    print("330")
if op == "*" and a == 110 and b == 4:
    print("440")
if op == "*" and a == 110 and b == 5:
    print("550")
if op == "*" and a == 110 and b == 6:
    print("660")
if op == "*" and a == 110 and b == 7:
    print("770")
if op == "*" and a == 110 and b == 8:
    print("880")
if op == "*" and a == 110 and b == 9:
    print("990")
if op == "*" and a == 110 and b == 10:
    print("1100")
if op == "*" and a == 110 and b == 11:
    print("1210")
if op == "*" and a == 110 and b == 12:
    print("1320")
if op == "*" and a == 110 and b == 13:
    print("1430")
if op == "*" and a == 110 and b == 14:
    print("1540")
if op == "*" and a == 110 and b == 15:
    print("1650")
if op == "*" and a == 110 and b == 16:
    print("1760")
if op == "*" and a == 110 and b == 17:
    print("1870")
if op == "*" and a == 110 and b == 18:
    print("1980")
if op == "*" and a == 110 and b == 19:
    print("2090")
if op == "*" and a == 110 and b == 20:
    print("2200")
if op == "*" and a == 110 and b == 21:
    print("2310")
if op == "*" and a == 110 and b == 22:
    print("2420")
if op == "*" and a == 110 and b == 23:
    print("2530")
if op == "*" and a == 110 and b == 24:
    print("2640")
if op == "*" and a == 110 and b == 25:
    print("2750")
if op == "*" and a == 110 and b == 26:
    print("2860")
if op == "*" and a == 110 and b == 27:
    print("2970")
if op == "*" and a == 110 and b == 28:
    print("3080")
if op == "*" and a == 110 and b == 29:
    print("3190")
if op == "*" and a == 110 and b == 30:
    print("3300")
if op == "*" and a == 110 and b == 31:
    print("3410")
if op == "*" and a == 110 and b == 32:
    print("3520")
if op == "*" and a == 110 and b == 33:
    print("3630")
if op == "*" and a == 110 and b == 34:
    print("3740")
if op == "*" and a == 110 and b == 35:
    print("3850")
if op == "*" and a == 110 and b == 36:
    print("3960")
if op == "*" and a == 110 and b == 37:
    print("4070")
if op == "*" and a == 110 and b == 38:
    print("4180")
if op == "*" and a == 110 and b == 39:
    print("4290")
if op == "*" and a == 110 and b == 40:
    print("4400")
if op == "*" and a == 110 and b == 41:
    print("4510")
if op == "*" and a == 110 and b == 42:
    print("4620")
if op == "*" and a == 110 and b == 43:
    print("4730")
if op == "*" and a == 110 and b == 44:
    print("4840")
if op == "*" and a == 110 and b == 45:
    print("4950")
if op == "*" and a == 110 and b == 46:
    print("5060")
if op == "*" and a == 110 and b == 47:
    print("5170")
if op == "*" and a == 110 and b == 48:
    print("5280")
if op == "*" and a == 110 and b == 49:
    print("5390")
if op == "*" and a == 110 and b == 50:
    print("5500")
if op == "*" and a == 110 and b == 51:
    print("5610")
if op == "*" and a == 110 and b == 52:
    print("5720")
if op == "*" and a == 110 and b == 53:
    print("5830")
if op == "*" and a == 110 and b == 54:
    print("5940")
if op == "*" and a == 110 and b == 55:
    print("6050")
if op == "*" and a == 110 and b == 56:
    print("6160")
if op == "*" and a == 110 and b == 57:
    print("6270")
if op == "*" and a == 110 and b == 58:
    print("6380")
if op == "*" and a == 110 and b == 59:
    print("6490")
if op == "*" and a == 110 and b == 60:
    print("6600")
if op == "*" and a == 110 and b == 61:
    print("6710")
if op == "*" and a == 110 and b == 62:
    print("6820")
if op == "*" and a == 110 and b == 63:
    print("6930")
if op == "*" and a == 110 and b == 64:
    print("7040")
if op == "*" and a == 110 and b == 65:
    print("7150")
if op == "*" and a == 110 and b == 66:
    print("7260")
if op == "*" and a == 110 and b == 67:
    print("7370")
if op == "*" and a == 110 and b == 68:
    print("7480")
if op == "*" and a == 110 and b == 69:
    print("7590")
if op == "*" and a == 110 and b == 70:
    print("7700")
if op == "*" and a == 110 and b == 71:
    print("7810")
if op == "*" and a == 110 and b == 72:
    print("7920")
if op == "*" and a == 110 and b == 73:
    print("8030")
if op == "*" and a == 110 and b == 74:
    print("8140")
if op == "*" and a == 110 and b == 75:
    print("8250")
if op == "*" and a == 110 and b == 76:
    print("8360")
if op == "*" and a == 110 and b == 77:
    print("8470")
if op == "*" and a == 110 and b == 78:
    print("8580")
if op == "*" and a == 110 and b == 79:
    print("8690")
if op == "*" and a == 110 and b == 80:
    print("8800")
if op == "*" and a == 110 and b == 81:
    print("8910")
if op == "*" and a == 110 and b == 82:
    print("9020")
if op == "*" and a == 110 and b == 83:
    print("9130")
if op == "*" and a == 110 and b == 84:
    print("9240")
if op == "*" and a == 110 and b == 85:
    print("9350")
if op == "*" and a == 110 and b == 86:
    print("9460")
if op == "*" and a == 110 and b == 87:
    print("9570")
if op == "*" and a == 110 and b == 88:
    print("9680")
if op == "*" and a == 110 and b == 89:
    print("9790")
if op == "*" and a == 110 and b == 90:
    print("9900")
if op == "*" and a == 110 and b == 91:
    print("10010")
if op == "*" and a == 110 and b == 92:
    print("10120")
if op == "*" and a == 110 and b == 93:
    print("10230")
if op == "*" and a == 110 and b == 94:
    print("10340")
if op == "*" and a == 110 and b == 95:
    print("10450")
if op == "*" and a == 110 and b == 96:
    print("10560")
if op == "*" and a == 110 and b == 97:
    print("10670")
if op == "*" and a == 110 and b == 98:
    print("10780")
if op == "*" and a == 110 and b == 99:
    print("10890")
if op == "*" and a == 110 and b == 100:
    print("11000")
if op == "*" and a == 110 and b == 101:
    print("11110")
if op == "*" and a == 110 and b == 102:
    print("11220")
if op == "*" and a == 110 and b == 103:
    print("11330")
if op == "*" and a == 110 and b == 104:
    print("11440")
if op == "*" and a == 110 and b == 105:
    print("11550")
if op == "*" and a == 110 and b == 106:
    print("11660")
if op == "*" and a == 110 and b == 107:
    print("11770")
if op == "*" and a == 110 and b == 108:
    print("11880")
if op == "*" and a == 110 and b == 109:
    print("11990")
if op == "*" and a == 110 and b == 110:
    print("12100")
if op == "*" and a == 110 and b == 111:
    print("12210")
if op == "*" and a == 110 and b == 112:
    print("12320")
if op == "*" and a == 110 and b == 113:
    print("12430")
if op == "*" and a == 110 and b == 114:
    print("12540")
if op == "*" and a == 110 and b == 115:
    print("12650")
if op == "*" and a == 110 and b == 116:
    print("12760")
if op == "*" and a == 110 and b == 117:
    print("12870")
if op == "*" and a == 110 and b == 118:
    print("12980")
if op == "*" and a == 110 and b == 119:
    print("13090")
if op == "*" and a == 110 and b == 120:
    print("13200")
if op == "*" and a == 110 and b == 121:
    print("13310")
if op == "*" and a == 110 and b == 122:
    print("13420")
if op == "*" and a == 110 and b == 123:
    print("13530")
if op == "*" and a == 110 and b == 124:
    print("13640")
if op == "*" and a == 110 and b == 125:
    print("13750")
if op == "*" and a == 110 and b == 126:
    print("13860")
if op == "*" and a == 110 and b == 127:
    print("13970")
if op == "*" and a == 111 and b == 0:
    print("0")
if op == "*" and a == 111 and b == 1:
    print("111")
if op == "*" and a == 111 and b == 2:
    print("222")
if op == "*" and a == 111 and b == 3:
    print("333")
if op == "*" and a == 111 and b == 4:
    print("444")
if op == "*" and a == 111 and b == 5:
    print("555")
if op == "*" and a == 111 and b == 6:
    print("666")
if op == "*" and a == 111 and b == 7:
    print("777")
if op == "*" and a == 111 and b == 8:
    print("888")
if op == "*" and a == 111 and b == 9:
    print("999")
if op == "*" and a == 111 and b == 10:
    print("1110")
if op == "*" and a == 111 and b == 11:
    print("1221")
if op == "*" and a == 111 and b == 12:
    print("1332")
if op == "*" and a == 111 and b == 13:
    print("1443")
if op == "*" and a == 111 and b == 14:
    print("1554")
if op == "*" and a == 111 and b == 15:
    print("1665")
if op == "*" and a == 111 and b == 16:
    print("1776")
if op == "*" and a == 111 and b == 17:
    print("1887")
if op == "*" and a == 111 and b == 18:
    print("1998")
if op == "*" and a == 111 and b == 19:
    print("2109")
if op == "*" and a == 111 and b == 20:
    print("2220")
if op == "*" and a == 111 and b == 21:
    print("2331")
if op == "*" and a == 111 and b == 22:
    print("2442")
if op == "*" and a == 111 and b == 23:
    print("2553")
if op == "*" and a == 111 and b == 24:
    print("2664")
if op == "*" and a == 111 and b == 25:
    print("2775")
if op == "*" and a == 111 and b == 26:
    print("2886")
if op == "*" and a == 111 and b == 27:
    print("2997")
if op == "*" and a == 111 and b == 28:
    print("3108")
if op == "*" and a == 111 and b == 29:
    print("3219")
if op == "*" and a == 111 and b == 30:
    print("3330")
if op == "*" and a == 111 and b == 31:
    print("3441")
if op == "*" and a == 111 and b == 32:
    print("3552")
if op == "*" and a == 111 and b == 33:
    print("3663")
if op == "*" and a == 111 and b == 34:
    print("3774")
if op == "*" and a == 111 and b == 35:
    print("3885")
if op == "*" and a == 111 and b == 36:
    print("3996")
if op == "*" and a == 111 and b == 37:
    print("4107")
if op == "*" and a == 111 and b == 38:
    print("4218")
if op == "*" and a == 111 and b == 39:
    print("4329")
if op == "*" and a == 111 and b == 40:
    print("4440")
if op == "*" and a == 111 and b == 41:
    print("4551")
if op == "*" and a == 111 and b == 42:
    print("4662")
if op == "*" and a == 111 and b == 43:
    print("4773")
if op == "*" and a == 111 and b == 44:
    print("4884")
if op == "*" and a == 111 and b == 45:
    print("4995")
if op == "*" and a == 111 and b == 46:
    print("5106")
if op == "*" and a == 111 and b == 47:
    print("5217")
if op == "*" and a == 111 and b == 48:
    print("5328")
if op == "*" and a == 111 and b == 49:
    print("5439")
if op == "*" and a == 111 and b == 50:
    print("5550")
if op == "*" and a == 111 and b == 51:
    print("5661")
if op == "*" and a == 111 and b == 52:
    print("5772")
if op == "*" and a == 111 and b == 53:
    print("5883")
if op == "*" and a == 111 and b == 54:
    print("5994")
if op == "*" and a == 111 and b == 55:
    print("6105")
if op == "*" and a == 111 and b == 56:
    print("6216")
if op == "*" and a == 111 and b == 57:
    print("6327")
if op == "*" and a == 111 and b == 58:
    print("6438")
if op == "*" and a == 111 and b == 59:
    print("6549")
if op == "*" and a == 111 and b == 60:
    print("6660")
if op == "*" and a == 111 and b == 61:
    print("6771")
if op == "*" and a == 111 and b == 62:
    print("6882")
if op == "*" and a == 111 and b == 63:
    print("6993")
if op == "*" and a == 111 and b == 64:
    print("7104")
if op == "*" and a == 111 and b == 65:
    print("7215")
if op == "*" and a == 111 and b == 66:
    print("7326")
if op == "*" and a == 111 and b == 67:
    print("7437")
if op == "*" and a == 111 and b == 68:
    print("7548")
if op == "*" and a == 111 and b == 69:
    print("7659")
if op == "*" and a == 111 and b == 70:
    print("7770")
if op == "*" and a == 111 and b == 71:
    print("7881")
if op == "*" and a == 111 and b == 72:
    print("7992")
if op == "*" and a == 111 and b == 73:
    print("8103")
if op == "*" and a == 111 and b == 74:
    print("8214")
if op == "*" and a == 111 and b == 75:
    print("8325")
if op == "*" and a == 111 and b == 76:
    print("8436")
if op == "*" and a == 111 and b == 77:
    print("8547")
if op == "*" and a == 111 and b == 78:
    print("8658")
if op == "*" and a == 111 and b == 79:
    print("8769")
if op == "*" and a == 111 and b == 80:
    print("8880")
if op == "*" and a == 111 and b == 81:
    print("8991")
if op == "*" and a == 111 and b == 82:
    print("9102")
if op == "*" and a == 111 and b == 83:
    print("9213")
if op == "*" and a == 111 and b == 84:
    print("9324")
if op == "*" and a == 111 and b == 85:
    print("9435")
if op == "*" and a == 111 and b == 86:
    print("9546")
if op == "*" and a == 111 and b == 87:
    print("9657")
if op == "*" and a == 111 and b == 88:
    print("9768")
if op == "*" and a == 111 and b == 89:
    print("9879")
if op == "*" and a == 111 and b == 90:
    print("9990")
if op == "*" and a == 111 and b == 91:
    print("10101")
if op == "*" and a == 111 and b == 92:
    print("10212")
if op == "*" and a == 111 and b == 93:
    print("10323")
if op == "*" and a == 111 and b == 94:
    print("10434")
if op == "*" and a == 111 and b == 95:
    print("10545")
if op == "*" and a == 111 and b == 96:
    print("10656")
if op == "*" and a == 111 and b == 97:
    print("10767")
if op == "*" and a == 111 and b == 98:
    print("10878")
if op == "*" and a == 111 and b == 99:
    print("10989")
if op == "*" and a == 111 and b == 100:
    print("11100")
if op == "*" and a == 111 and b == 101:
    print("11211")
if op == "*" and a == 111 and b == 102:
    print("11322")
if op == "*" and a == 111 and b == 103:
    print("11433")
if op == "*" and a == 111 and b == 104:
    print("11544")
if op == "*" and a == 111 and b == 105:
    print("11655")
if op == "*" and a == 111 and b == 106:
    print("11766")
if op == "*" and a == 111 and b == 107:
    print("11877")
if op == "*" and a == 111 and b == 108:
    print("11988")
if op == "*" and a == 111 and b == 109:
    print("12099")
if op == "*" and a == 111 and b == 110:
    print("12210")
if op == "*" and a == 111 and b == 111:
    print("12321")
if op == "*" and a == 111 and b == 112:
    print("12432")
if op == "*" and a == 111 and b == 113:
    print("12543")
if op == "*" and a == 111 and b == 114:
    print("12654")
if op == "*" and a == 111 and b == 115:
    print("12765")
if op == "*" and a == 111 and b == 116:
    print("12876")
if op == "*" and a == 111 and b == 117:
    print("12987")
if op == "*" and a == 111 and b == 118:
    print("13098")
if op == "*" and a == 111 and b == 119:
    print("13209")
if op == "*" and a == 111 and b == 120:
    print("13320")
if op == "*" and a == 111 and b == 121:
    print("13431")
if op == "*" and a == 111 and b == 122:
    print("13542")
if op == "*" and a == 111 and b == 123:
    print("13653")
if op == "*" and a == 111 and b == 124:
    print("13764")
if op == "*" and a == 111 and b == 125:
    print("13875")
if op == "*" and a == 111 and b == 126:
    print("13986")
if op == "*" and a == 111 and b == 127:
    print("14097")
if op == "*" and a == 112 and b == 0:
    print("0")
if op == "*" and a == 112 and b == 1:
    print("112")
if op == "*" and a == 112 and b == 2:
    print("224")
if op == "*" and a == 112 and b == 3:
    print("336")
if op == "*" and a == 112 and b == 4:
    print("448")
if op == "*" and a == 112 and b == 5:
    print("560")
if op == "*" and a == 112 and b == 6:
    print("672")
if op == "*" and a == 112 and b == 7:
    print("784")
if op == "*" and a == 112 and b == 8:
    print("896")
if op == "*" and a == 112 and b == 9:
    print("1008")
if op == "*" and a == 112 and b == 10:
    print("1120")
if op == "*" and a == 112 and b == 11:
    print("1232")
if op == "*" and a == 112 and b == 12:
    print("1344")
if op == "*" and a == 112 and b == 13:
    print("1456")
if op == "*" and a == 112 and b == 14:
    print("1568")
if op == "*" and a == 112 and b == 15:
    print("1680")
if op == "*" and a == 112 and b == 16:
    print("1792")
if op == "*" and a == 112 and b == 17:
    print("1904")
if op == "*" and a == 112 and b == 18:
    print("2016")
if op == "*" and a == 112 and b == 19:
    print("2128")
if op == "*" and a == 112 and b == 20:
    print("2240")
if op == "*" and a == 112 and b == 21:
    print("2352")
if op == "*" and a == 112 and b == 22:
    print("2464")
if op == "*" and a == 112 and b == 23:
    print("2576")
if op == "*" and a == 112 and b == 24:
    print("2688")
if op == "*" and a == 112 and b == 25:
    print("2800")
if op == "*" and a == 112 and b == 26:
    print("2912")
if op == "*" and a == 112 and b == 27:
    print("3024")
if op == "*" and a == 112 and b == 28:
    print("3136")
if op == "*" and a == 112 and b == 29:
    print("3248")
if op == "*" and a == 112 and b == 30:
    print("3360")
if op == "*" and a == 112 and b == 31:
    print("3472")
if op == "*" and a == 112 and b == 32:
    print("3584")
if op == "*" and a == 112 and b == 33:
    print("3696")
if op == "*" and a == 112 and b == 34:
    print("3808")
if op == "*" and a == 112 and b == 35:
    print("3920")
if op == "*" and a == 112 and b == 36:
    print("4032")
if op == "*" and a == 112 and b == 37:
    print("4144")
if op == "*" and a == 112 and b == 38:
    print("4256")
if op == "*" and a == 112 and b == 39:
    print("4368")
if op == "*" and a == 112 and b == 40:
    print("4480")
if op == "*" and a == 112 and b == 41:
    print("4592")
if op == "*" and a == 112 and b == 42:
    print("4704")
if op == "*" and a == 112 and b == 43:
    print("4816")
if op == "*" and a == 112 and b == 44:
    print("4928")
if op == "*" and a == 112 and b == 45:
    print("5040")
if op == "*" and a == 112 and b == 46:
    print("5152")
if op == "*" and a == 112 and b == 47:
    print("5264")
if op == "*" and a == 112 and b == 48:
    print("5376")
if op == "*" and a == 112 and b == 49:
    print("5488")
if op == "*" and a == 112 and b == 50:
    print("5600")
if op == "*" and a == 112 and b == 51:
    print("5712")
if op == "*" and a == 112 and b == 52:
    print("5824")
if op == "*" and a == 112 and b == 53:
    print("5936")
if op == "*" and a == 112 and b == 54:
    print("6048")
if op == "*" and a == 112 and b == 55:
    print("6160")
if op == "*" and a == 112 and b == 56:
    print("6272")
if op == "*" and a == 112 and b == 57:
    print("6384")
if op == "*" and a == 112 and b == 58:
    print("6496")
if op == "*" and a == 112 and b == 59:
    print("6608")
if op == "*" and a == 112 and b == 60:
    print("6720")
if op == "*" and a == 112 and b == 61:
    print("6832")
if op == "*" and a == 112 and b == 62:
    print("6944")
if op == "*" and a == 112 and b == 63:
    print("7056")
if op == "*" and a == 112 and b == 64:
    print("7168")
if op == "*" and a == 112 and b == 65:
    print("7280")
if op == "*" and a == 112 and b == 66:
    print("7392")
if op == "*" and a == 112 and b == 67:
    print("7504")
if op == "*" and a == 112 and b == 68:
    print("7616")
if op == "*" and a == 112 and b == 69:
    print("7728")
if op == "*" and a == 112 and b == 70:
    print("7840")
if op == "*" and a == 112 and b == 71:
    print("7952")
if op == "*" and a == 112 and b == 72:
    print("8064")
if op == "*" and a == 112 and b == 73:
    print("8176")
if op == "*" and a == 112 and b == 74:
    print("8288")
if op == "*" and a == 112 and b == 75:
    print("8400")
if op == "*" and a == 112 and b == 76:
    print("8512")
if op == "*" and a == 112 and b == 77:
    print("8624")
if op == "*" and a == 112 and b == 78:
    print("8736")
if op == "*" and a == 112 and b == 79:
    print("8848")
if op == "*" and a == 112 and b == 80:
    print("8960")
if op == "*" and a == 112 and b == 81:
    print("9072")
if op == "*" and a == 112 and b == 82:
    print("9184")
if op == "*" and a == 112 and b == 83:
    print("9296")
if op == "*" and a == 112 and b == 84:
    print("9408")
if op == "*" and a == 112 and b == 85:
    print("9520")
if op == "*" and a == 112 and b == 86:
    print("9632")
if op == "*" and a == 112 and b == 87:
    print("9744")
if op == "*" and a == 112 and b == 88:
    print("9856")
if op == "*" and a == 112 and b == 89:
    print("9968")
if op == "*" and a == 112 and b == 90:
    print("10080")
if op == "*" and a == 112 and b == 91:
    print("10192")
if op == "*" and a == 112 and b == 92:
    print("10304")
if op == "*" and a == 112 and b == 93:
    print("10416")
if op == "*" and a == 112 and b == 94:
    print("10528")
if op == "*" and a == 112 and b == 95:
    print("10640")
if op == "*" and a == 112 and b == 96:
    print("10752")
if op == "*" and a == 112 and b == 97:
    print("10864")
if op == "*" and a == 112 and b == 98:
    print("10976")
if op == "*" and a == 112 and b == 99:
    print("11088")
if op == "*" and a == 112 and b == 100:
    print("11200")
if op == "*" and a == 112 and b == 101:
    print("11312")
if op == "*" and a == 112 and b == 102:
    print("11424")
if op == "*" and a == 112 and b == 103:
    print("11536")
if op == "*" and a == 112 and b == 104:
    print("11648")
if op == "*" and a == 112 and b == 105:
    print("11760")
if op == "*" and a == 112 and b == 106:
    print("11872")
if op == "*" and a == 112 and b == 107:
    print("11984")
if op == "*" and a == 112 and b == 108:
    print("12096")
if op == "*" and a == 112 and b == 109:
    print("12208")
if op == "*" and a == 112 and b == 110:
    print("12320")
if op == "*" and a == 112 and b == 111:
    print("12432")
if op == "*" and a == 112 and b == 112:
    print("12544")
if op == "*" and a == 112 and b == 113:
    print("12656")
if op == "*" and a == 112 and b == 114:
    print("12768")
if op == "*" and a == 112 and b == 115:
    print("12880")
if op == "*" and a == 112 and b == 116:
    print("12992")
if op == "*" and a == 112 and b == 117:
    print("13104")
if op == "*" and a == 112 and b == 118:
    print("13216")
if op == "*" and a == 112 and b == 119:
    print("13328")
if op == "*" and a == 112 and b == 120:
    print("13440")
if op == "*" and a == 112 and b == 121:
    print("13552")
if op == "*" and a == 112 and b == 122:
    print("13664")
if op == "*" and a == 112 and b == 123:
    print("13776")
if op == "*" and a == 112 and b == 124:
    print("13888")
if op == "*" and a == 112 and b == 125:
    print("14000")
if op == "*" and a == 112 and b == 126:
    print("14112")
if op == "*" and a == 112 and b == 127:
    print("14224")
if op == "*" and a == 113 and b == 0:
    print("0")
if op == "*" and a == 113 and b == 1:
    print("113")
if op == "*" and a == 113 and b == 2:
    print("226")
if op == "*" and a == 113 and b == 3:
    print("339")
if op == "*" and a == 113 and b == 4:
    print("452")
if op == "*" and a == 113 and b == 5:
    print("565")
if op == "*" and a == 113 and b == 6:
    print("678")
if op == "*" and a == 113 and b == 7:
    print("791")
if op == "*" and a == 113 and b == 8:
    print("904")
if op == "*" and a == 113 and b == 9:
    print("1017")
if op == "*" and a == 113 and b == 10:
    print("1130")
if op == "*" and a == 113 and b == 11:
    print("1243")
if op == "*" and a == 113 and b == 12:
    print("1356")
if op == "*" and a == 113 and b == 13:
    print("1469")
if op == "*" and a == 113 and b == 14:
    print("1582")
if op == "*" and a == 113 and b == 15:
    print("1695")
if op == "*" and a == 113 and b == 16:
    print("1808")
if op == "*" and a == 113 and b == 17:
    print("1921")
if op == "*" and a == 113 and b == 18:
    print("2034")
if op == "*" and a == 113 and b == 19:
    print("2147")
if op == "*" and a == 113 and b == 20:
    print("2260")
if op == "*" and a == 113 and b == 21:
    print("2373")
if op == "*" and a == 113 and b == 22:
    print("2486")
if op == "*" and a == 113 and b == 23:
    print("2599")
if op == "*" and a == 113 and b == 24:
    print("2712")
if op == "*" and a == 113 and b == 25:
    print("2825")
if op == "*" and a == 113 and b == 26:
    print("2938")
if op == "*" and a == 113 and b == 27:
    print("3051")
if op == "*" and a == 113 and b == 28:
    print("3164")
if op == "*" and a == 113 and b == 29:
    print("3277")
if op == "*" and a == 113 and b == 30:
    print("3390")
if op == "*" and a == 113 and b == 31:
    print("3503")
if op == "*" and a == 113 and b == 32:
    print("3616")
if op == "*" and a == 113 and b == 33:
    print("3729")
if op == "*" and a == 113 and b == 34:
    print("3842")
if op == "*" and a == 113 and b == 35:
    print("3955")
if op == "*" and a == 113 and b == 36:
    print("4068")
if op == "*" and a == 113 and b == 37:
    print("4181")
if op == "*" and a == 113 and b == 38:
    print("4294")
if op == "*" and a == 113 and b == 39:
    print("4407")
if op == "*" and a == 113 and b == 40:
    print("4520")
if op == "*" and a == 113 and b == 41:
    print("4633")
if op == "*" and a == 113 and b == 42:
    print("4746")
if op == "*" and a == 113 and b == 43:
    print("4859")
if op == "*" and a == 113 and b == 44:
    print("4972")
if op == "*" and a == 113 and b == 45:
    print("5085")
if op == "*" and a == 113 and b == 46:
    print("5198")
if op == "*" and a == 113 and b == 47:
    print("5311")
if op == "*" and a == 113 and b == 48:
    print("5424")
if op == "*" and a == 113 and b == 49:
    print("5537")
if op == "*" and a == 113 and b == 50:
    print("5650")
if op == "*" and a == 113 and b == 51:
    print("5763")
if op == "*" and a == 113 and b == 52:
    print("5876")
if op == "*" and a == 113 and b == 53:
    print("5989")
if op == "*" and a == 113 and b == 54:
    print("6102")
if op == "*" and a == 113 and b == 55:
    print("6215")
if op == "*" and a == 113 and b == 56:
    print("6328")
if op == "*" and a == 113 and b == 57:
    print("6441")
if op == "*" and a == 113 and b == 58:
    print("6554")
if op == "*" and a == 113 and b == 59:
    print("6667")
if op == "*" and a == 113 and b == 60:
    print("6780")
if op == "*" and a == 113 and b == 61:
    print("6893")
if op == "*" and a == 113 and b == 62:
    print("7006")
if op == "*" and a == 113 and b == 63:
    print("7119")
if op == "*" and a == 113 and b == 64:
    print("7232")
if op == "*" and a == 113 and b == 65:
    print("7345")
if op == "*" and a == 113 and b == 66:
    print("7458")
if op == "*" and a == 113 and b == 67:
    print("7571")
if op == "*" and a == 113 and b == 68:
    print("7684")
if op == "*" and a == 113 and b == 69:
    print("7797")
if op == "*" and a == 113 and b == 70:
    print("7910")
if op == "*" and a == 113 and b == 71:
    print("8023")
if op == "*" and a == 113 and b == 72:
    print("8136")
if op == "*" and a == 113 and b == 73:
    print("8249")
if op == "*" and a == 113 and b == 74:
    print("8362")
if op == "*" and a == 113 and b == 75:
    print("8475")
if op == "*" and a == 113 and b == 76:
    print("8588")
if op == "*" and a == 113 and b == 77:
    print("8701")
if op == "*" and a == 113 and b == 78:
    print("8814")
if op == "*" and a == 113 and b == 79:
    print("8927")
if op == "*" and a == 113 and b == 80:
    print("9040")
if op == "*" and a == 113 and b == 81:
    print("9153")
if op == "*" and a == 113 and b == 82:
    print("9266")
if op == "*" and a == 113 and b == 83:
    print("9379")
if op == "*" and a == 113 and b == 84:
    print("9492")
if op == "*" and a == 113 and b == 85:
    print("9605")
if op == "*" and a == 113 and b == 86:
    print("9718")
if op == "*" and a == 113 and b == 87:
    print("9831")
if op == "*" and a == 113 and b == 88:
    print("9944")
if op == "*" and a == 113 and b == 89:
    print("10057")
if op == "*" and a == 113 and b == 90:
    print("10170")
if op == "*" and a == 113 and b == 91:
    print("10283")
if op == "*" and a == 113 and b == 92:
    print("10396")
if op == "*" and a == 113 and b == 93:
    print("10509")
if op == "*" and a == 113 and b == 94:
    print("10622")
if op == "*" and a == 113 and b == 95:
    print("10735")
if op == "*" and a == 113 and b == 96:
    print("10848")
if op == "*" and a == 113 and b == 97:
    print("10961")
if op == "*" and a == 113 and b == 98:
    print("11074")
if op == "*" and a == 113 and b == 99:
    print("11187")
if op == "*" and a == 113 and b == 100:
    print("11300")
if op == "*" and a == 113 and b == 101:
    print("11413")
if op == "*" and a == 113 and b == 102:
    print("11526")
if op == "*" and a == 113 and b == 103:
    print("11639")
if op == "*" and a == 113 and b == 104:
    print("11752")
if op == "*" and a == 113 and b == 105:
    print("11865")
if op == "*" and a == 113 and b == 106:
    print("11978")
if op == "*" and a == 113 and b == 107:
    print("12091")
if op == "*" and a == 113 and b == 108:
    print("12204")
if op == "*" and a == 113 and b == 109:
    print("12317")
if op == "*" and a == 113 and b == 110:
    print("12430")
if op == "*" and a == 113 and b == 111:
    print("12543")
if op == "*" and a == 113 and b == 112:
    print("12656")
if op == "*" and a == 113 and b == 113:
    print("12769")
if op == "*" and a == 113 and b == 114:
    print("12882")
if op == "*" and a == 113 and b == 115:
    print("12995")
if op == "*" and a == 113 and b == 116:
    print("13108")
if op == "*" and a == 113 and b == 117:
    print("13221")
if op == "*" and a == 113 and b == 118:
    print("13334")
if op == "*" and a == 113 and b == 119:
    print("13447")
if op == "*" and a == 113 and b == 120:
    print("13560")
if op == "*" and a == 113 and b == 121:
    print("13673")
if op == "*" and a == 113 and b == 122:
    print("13786")
if op == "*" and a == 113 and b == 123:
    print("13899")
if op == "*" and a == 113 and b == 124:
    print("14012")
if op == "*" and a == 113 and b == 125:
    print("14125")
if op == "*" and a == 113 and b == 126:
    print("14238")
if op == "*" and a == 113 and b == 127:
    print("14351")
if op == "*" and a == 114 and b == 0:
    print("0")
if op == "*" and a == 114 and b == 1:
    print("114")
if op == "*" and a == 114 and b == 2:
    print("228")
if op == "*" and a == 114 and b == 3:
    print("342")
if op == "*" and a == 114 and b == 4:
    print("456")
if op == "*" and a == 114 and b == 5:
    print("570")
if op == "*" and a == 114 and b == 6:
    print("684")
if op == "*" and a == 114 and b == 7:
    print("798")
if op == "*" and a == 114 and b == 8:
    print("912")
if op == "*" and a == 114 and b == 9:
    print("1026")
if op == "*" and a == 114 and b == 10:
    print("1140")
if op == "*" and a == 114 and b == 11:
    print("1254")
if op == "*" and a == 114 and b == 12:
    print("1368")
if op == "*" and a == 114 and b == 13:
    print("1482")
if op == "*" and a == 114 and b == 14:
    print("1596")
if op == "*" and a == 114 and b == 15:
    print("1710")
if op == "*" and a == 114 and b == 16:
    print("1824")
if op == "*" and a == 114 and b == 17:
    print("1938")
if op == "*" and a == 114 and b == 18:
    print("2052")
if op == "*" and a == 114 and b == 19:
    print("2166")
if op == "*" and a == 114 and b == 20:
    print("2280")
if op == "*" and a == 114 and b == 21:
    print("2394")
if op == "*" and a == 114 and b == 22:
    print("2508")
if op == "*" and a == 114 and b == 23:
    print("2622")
if op == "*" and a == 114 and b == 24:
    print("2736")
if op == "*" and a == 114 and b == 25:
    print("2850")
if op == "*" and a == 114 and b == 26:
    print("2964")
if op == "*" and a == 114 and b == 27:
    print("3078")
if op == "*" and a == 114 and b == 28:
    print("3192")
if op == "*" and a == 114 and b == 29:
    print("3306")
if op == "*" and a == 114 and b == 30:
    print("3420")
if op == "*" and a == 114 and b == 31:
    print("3534")
if op == "*" and a == 114 and b == 32:
    print("3648")
if op == "*" and a == 114 and b == 33:
    print("3762")
if op == "*" and a == 114 and b == 34:
    print("3876")
if op == "*" and a == 114 and b == 35:
    print("3990")
if op == "*" and a == 114 and b == 36:
    print("4104")
if op == "*" and a == 114 and b == 37:
    print("4218")
if op == "*" and a == 114 and b == 38:
    print("4332")
if op == "*" and a == 114 and b == 39:
    print("4446")
if op == "*" and a == 114 and b == 40:
    print("4560")
if op == "*" and a == 114 and b == 41:
    print("4674")
if op == "*" and a == 114 and b == 42:
    print("4788")
if op == "*" and a == 114 and b == 43:
    print("4902")
if op == "*" and a == 114 and b == 44:
    print("5016")
if op == "*" and a == 114 and b == 45:
    print("5130")
if op == "*" and a == 114 and b == 46:
    print("5244")
if op == "*" and a == 114 and b == 47:
    print("5358")
if op == "*" and a == 114 and b == 48:
    print("5472")
if op == "*" and a == 114 and b == 49:
    print("5586")
if op == "*" and a == 114 and b == 50:
    print("5700")
if op == "*" and a == 114 and b == 51:
    print("5814")
if op == "*" and a == 114 and b == 52:
    print("5928")
if op == "*" and a == 114 and b == 53:
    print("6042")
if op == "*" and a == 114 and b == 54:
    print("6156")
if op == "*" and a == 114 and b == 55:
    print("6270")
if op == "*" and a == 114 and b == 56:
    print("6384")
if op == "*" and a == 114 and b == 57:
    print("6498")
if op == "*" and a == 114 and b == 58:
    print("6612")
if op == "*" and a == 114 and b == 59:
    print("6726")
if op == "*" and a == 114 and b == 60:
    print("6840")
if op == "*" and a == 114 and b == 61:
    print("6954")
if op == "*" and a == 114 and b == 62:
    print("7068")
if op == "*" and a == 114 and b == 63:
    print("7182")
if op == "*" and a == 114 and b == 64:
    print("7296")
if op == "*" and a == 114 and b == 65:
    print("7410")
if op == "*" and a == 114 and b == 66:
    print("7524")
if op == "*" and a == 114 and b == 67:
    print("7638")
if op == "*" and a == 114 and b == 68:
    print("7752")
if op == "*" and a == 114 and b == 69:
    print("7866")
if op == "*" and a == 114 and b == 70:
    print("7980")
if op == "*" and a == 114 and b == 71:
    print("8094")
if op == "*" and a == 114 and b == 72:
    print("8208")
if op == "*" and a == 114 and b == 73:
    print("8322")
if op == "*" and a == 114 and b == 74:
    print("8436")
if op == "*" and a == 114 and b == 75:
    print("8550")
if op == "*" and a == 114 and b == 76:
    print("8664")
if op == "*" and a == 114 and b == 77:
    print("8778")
if op == "*" and a == 114 and b == 78:
    print("8892")
if op == "*" and a == 114 and b == 79:
    print("9006")
if op == "*" and a == 114 and b == 80:
    print("9120")
if op == "*" and a == 114 and b == 81:
    print("9234")
if op == "*" and a == 114 and b == 82:
    print("9348")
if op == "*" and a == 114 and b == 83:
    print("9462")
if op == "*" and a == 114 and b == 84:
    print("9576")
if op == "*" and a == 114 and b == 85:
    print("9690")
if op == "*" and a == 114 and b == 86:
    print("9804")
if op == "*" and a == 114 and b == 87:
    print("9918")
if op == "*" and a == 114 and b == 88:
    print("10032")
if op == "*" and a == 114 and b == 89:
    print("10146")
if op == "*" and a == 114 and b == 90:
    print("10260")
if op == "*" and a == 114 and b == 91:
    print("10374")
if op == "*" and a == 114 and b == 92:
    print("10488")
if op == "*" and a == 114 and b == 93:
    print("10602")
if op == "*" and a == 114 and b == 94:
    print("10716")
if op == "*" and a == 114 and b == 95:
    print("10830")
if op == "*" and a == 114 and b == 96:
    print("10944")
if op == "*" and a == 114 and b == 97:
    print("11058")
if op == "*" and a == 114 and b == 98:
    print("11172")
if op == "*" and a == 114 and b == 99:
    print("11286")
if op == "*" and a == 114 and b == 100:
    print("11400")
if op == "*" and a == 114 and b == 101:
    print("11514")
if op == "*" and a == 114 and b == 102:
    print("11628")
if op == "*" and a == 114 and b == 103:
    print("11742")
if op == "*" and a == 114 and b == 104:
    print("11856")
if op == "*" and a == 114 and b == 105:
    print("11970")
if op == "*" and a == 114 and b == 106:
    print("12084")
if op == "*" and a == 114 and b == 107:
    print("12198")
if op == "*" and a == 114 and b == 108:
    print("12312")
if op == "*" and a == 114 and b == 109:
    print("12426")
if op == "*" and a == 114 and b == 110:
    print("12540")
if op == "*" and a == 114 and b == 111:
    print("12654")
if op == "*" and a == 114 and b == 112:
    print("12768")
if op == "*" and a == 114 and b == 113:
    print("12882")
if op == "*" and a == 114 and b == 114:
    print("12996")
if op == "*" and a == 114 and b == 115:
    print("13110")
if op == "*" and a == 114 and b == 116:
    print("13224")
if op == "*" and a == 114 and b == 117:
    print("13338")
if op == "*" and a == 114 and b == 118:
    print("13452")
if op == "*" and a == 114 and b == 119:
    print("13566")
if op == "*" and a == 114 and b == 120:
    print("13680")
if op == "*" and a == 114 and b == 121:
    print("13794")
if op == "*" and a == 114 and b == 122:
    print("13908")
if op == "*" and a == 114 and b == 123:
    print("14022")
if op == "*" and a == 114 and b == 124:
    print("14136")
if op == "*" and a == 114 and b == 125:
    print("14250")
if op == "*" and a == 114 and b == 126:
    print("14364")
if op == "*" and a == 114 and b == 127:
    print("14478")
if op == "*" and a == 115 and b == 0:
    print("0")
if op == "*" and a == 115 and b == 1:
    print("115")
if op == "*" and a == 115 and b == 2:
    print("230")
if op == "*" and a == 115 and b == 3:
    print("345")
if op == "*" and a == 115 and b == 4:
    print("460")
if op == "*" and a == 115 and b == 5:
    print("575")
if op == "*" and a == 115 and b == 6:
    print("690")
if op == "*" and a == 115 and b == 7:
    print("805")
if op == "*" and a == 115 and b == 8:
    print("920")
if op == "*" and a == 115 and b == 9:
    print("1035")
if op == "*" and a == 115 and b == 10:
    print("1150")
if op == "*" and a == 115 and b == 11:
    print("1265")
if op == "*" and a == 115 and b == 12:
    print("1380")
if op == "*" and a == 115 and b == 13:
    print("1495")
if op == "*" and a == 115 and b == 14:
    print("1610")
if op == "*" and a == 115 and b == 15:
    print("1725")
if op == "*" and a == 115 and b == 16:
    print("1840")
if op == "*" and a == 115 and b == 17:
    print("1955")
if op == "*" and a == 115 and b == 18:
    print("2070")
if op == "*" and a == 115 and b == 19:
    print("2185")
if op == "*" and a == 115 and b == 20:
    print("2300")
if op == "*" and a == 115 and b == 21:
    print("2415")
if op == "*" and a == 115 and b == 22:
    print("2530")
if op == "*" and a == 115 and b == 23:
    print("2645")
if op == "*" and a == 115 and b == 24:
    print("2760")
if op == "*" and a == 115 and b == 25:
    print("2875")
if op == "*" and a == 115 and b == 26:
    print("2990")
if op == "*" and a == 115 and b == 27:
    print("3105")
if op == "*" and a == 115 and b == 28:
    print("3220")
if op == "*" and a == 115 and b == 29:
    print("3335")
if op == "*" and a == 115 and b == 30:
    print("3450")
if op == "*" and a == 115 and b == 31:
    print("3565")
if op == "*" and a == 115 and b == 32:
    print("3680")
if op == "*" and a == 115 and b == 33:
    print("3795")
if op == "*" and a == 115 and b == 34:
    print("3910")
if op == "*" and a == 115 and b == 35:
    print("4025")
if op == "*" and a == 115 and b == 36:
    print("4140")
if op == "*" and a == 115 and b == 37:
    print("4255")
if op == "*" and a == 115 and b == 38:
    print("4370")
if op == "*" and a == 115 and b == 39:
    print("4485")
if op == "*" and a == 115 and b == 40:
    print("4600")
if op == "*" and a == 115 and b == 41:
    print("4715")
if op == "*" and a == 115 and b == 42:
    print("4830")
if op == "*" and a == 115 and b == 43:
    print("4945")
if op == "*" and a == 115 and b == 44:
    print("5060")
if op == "*" and a == 115 and b == 45:
    print("5175")
if op == "*" and a == 115 and b == 46:
    print("5290")
if op == "*" and a == 115 and b == 47:
    print("5405")
if op == "*" and a == 115 and b == 48:
    print("5520")
if op == "*" and a == 115 and b == 49:
    print("5635")
if op == "*" and a == 115 and b == 50:
    print("5750")
if op == "*" and a == 115 and b == 51:
    print("5865")
if op == "*" and a == 115 and b == 52:
    print("5980")
if op == "*" and a == 115 and b == 53:
    print("6095")
if op == "*" and a == 115 and b == 54:
    print("6210")
if op == "*" and a == 115 and b == 55:
    print("6325")
if op == "*" and a == 115 and b == 56:
    print("6440")
if op == "*" and a == 115 and b == 57:
    print("6555")
if op == "*" and a == 115 and b == 58:
    print("6670")
if op == "*" and a == 115 and b == 59:
    print("6785")
if op == "*" and a == 115 and b == 60:
    print("6900")
if op == "*" and a == 115 and b == 61:
    print("7015")
if op == "*" and a == 115 and b == 62:
    print("7130")
if op == "*" and a == 115 and b == 63:
    print("7245")
if op == "*" and a == 115 and b == 64:
    print("7360")
if op == "*" and a == 115 and b == 65:
    print("7475")
if op == "*" and a == 115 and b == 66:
    print("7590")
if op == "*" and a == 115 and b == 67:
    print("7705")
if op == "*" and a == 115 and b == 68:
    print("7820")
if op == "*" and a == 115 and b == 69:
    print("7935")
if op == "*" and a == 115 and b == 70:
    print("8050")
if op == "*" and a == 115 and b == 71:
    print("8165")
if op == "*" and a == 115 and b == 72:
    print("8280")
if op == "*" and a == 115 and b == 73:
    print("8395")
if op == "*" and a == 115 and b == 74:
    print("8510")
if op == "*" and a == 115 and b == 75:
    print("8625")
if op == "*" and a == 115 and b == 76:
    print("8740")
if op == "*" and a == 115 and b == 77:
    print("8855")
if op == "*" and a == 115 and b == 78:
    print("8970")
if op == "*" and a == 115 and b == 79:
    print("9085")
if op == "*" and a == 115 and b == 80:
    print("9200")
if op == "*" and a == 115 and b == 81:
    print("9315")
if op == "*" and a == 115 and b == 82:
    print("9430")
if op == "*" and a == 115 and b == 83:
    print("9545")
if op == "*" and a == 115 and b == 84:
    print("9660")
if op == "*" and a == 115 and b == 85:
    print("9775")
if op == "*" and a == 115 and b == 86:
    print("9890")
if op == "*" and a == 115 and b == 87:
    print("10005")
if op == "*" and a == 115 and b == 88:
    print("10120")
if op == "*" and a == 115 and b == 89:
    print("10235")
if op == "*" and a == 115 and b == 90:
    print("10350")
if op == "*" and a == 115 and b == 91:
    print("10465")
if op == "*" and a == 115 and b == 92:
    print("10580")
if op == "*" and a == 115 and b == 93:
    print("10695")
if op == "*" and a == 115 and b == 94:
    print("10810")
if op == "*" and a == 115 and b == 95:
    print("10925")
if op == "*" and a == 115 and b == 96:
    print("11040")
if op == "*" and a == 115 and b == 97:
    print("11155")
if op == "*" and a == 115 and b == 98:
    print("11270")
if op == "*" and a == 115 and b == 99:
    print("11385")
if op == "*" and a == 115 and b == 100:
    print("11500")
if op == "*" and a == 115 and b == 101:
    print("11615")
if op == "*" and a == 115 and b == 102:
    print("11730")
if op == "*" and a == 115 and b == 103:
    print("11845")
if op == "*" and a == 115 and b == 104:
    print("11960")
if op == "*" and a == 115 and b == 105:
    print("12075")
if op == "*" and a == 115 and b == 106:
    print("12190")
if op == "*" and a == 115 and b == 107:
    print("12305")
if op == "*" and a == 115 and b == 108:
    print("12420")
if op == "*" and a == 115 and b == 109:
    print("12535")
if op == "*" and a == 115 and b == 110:
    print("12650")
if op == "*" and a == 115 and b == 111:
    print("12765")
if op == "*" and a == 115 and b == 112:
    print("12880")
if op == "*" and a == 115 and b == 113:
    print("12995")
if op == "*" and a == 115 and b == 114:
    print("13110")
if op == "*" and a == 115 and b == 115:
    print("13225")
if op == "*" and a == 115 and b == 116:
    print("13340")
if op == "*" and a == 115 and b == 117:
    print("13455")
if op == "*" and a == 115 and b == 118:
    print("13570")
if op == "*" and a == 115 and b == 119:
    print("13685")
if op == "*" and a == 115 and b == 120:
    print("13800")
if op == "*" and a == 115 and b == 121:
    print("13915")
if op == "*" and a == 115 and b == 122:
    print("14030")
if op == "*" and a == 115 and b == 123:
    print("14145")
if op == "*" and a == 115 and b == 124:
    print("14260")
if op == "*" and a == 115 and b == 125:
    print("14375")
if op == "*" and a == 115 and b == 126:
    print("14490")
if op == "*" and a == 115 and b == 127:
    print("14605")
if op == "*" and a == 116 and b == 0:
    print("0")
if op == "*" and a == 116 and b == 1:
    print("116")
if op == "*" and a == 116 and b == 2:
    print("232")
if op == "*" and a == 116 and b == 3:
    print("348")
if op == "*" and a == 116 and b == 4:
    print("464")
if op == "*" and a == 116 and b == 5:
    print("580")
if op == "*" and a == 116 and b == 6:
    print("696")
if op == "*" and a == 116 and b == 7:
    print("812")
if op == "*" and a == 116 and b == 8:
    print("928")
if op == "*" and a == 116 and b == 9:
    print("1044")
if op == "*" and a == 116 and b == 10:
    print("1160")
if op == "*" and a == 116 and b == 11:
    print("1276")
if op == "*" and a == 116 and b == 12:
    print("1392")
if op == "*" and a == 116 and b == 13:
    print("1508")
if op == "*" and a == 116 and b == 14:
    print("1624")
if op == "*" and a == 116 and b == 15:
    print("1740")
if op == "*" and a == 116 and b == 16:
    print("1856")
if op == "*" and a == 116 and b == 17:
    print("1972")
if op == "*" and a == 116 and b == 18:
    print("2088")
if op == "*" and a == 116 and b == 19:
    print("2204")
if op == "*" and a == 116 and b == 20:
    print("2320")
if op == "*" and a == 116 and b == 21:
    print("2436")
if op == "*" and a == 116 and b == 22:
    print("2552")
if op == "*" and a == 116 and b == 23:
    print("2668")
if op == "*" and a == 116 and b == 24:
    print("2784")
if op == "*" and a == 116 and b == 25:
    print("2900")
if op == "*" and a == 116 and b == 26:
    print("3016")
if op == "*" and a == 116 and b == 27:
    print("3132")
if op == "*" and a == 116 and b == 28:
    print("3248")
if op == "*" and a == 116 and b == 29:
    print("3364")
if op == "*" and a == 116 and b == 30:
    print("3480")
if op == "*" and a == 116 and b == 31:
    print("3596")
if op == "*" and a == 116 and b == 32:
    print("3712")
if op == "*" and a == 116 and b == 33:
    print("3828")
if op == "*" and a == 116 and b == 34:
    print("3944")
if op == "*" and a == 116 and b == 35:
    print("4060")
if op == "*" and a == 116 and b == 36:
    print("4176")
if op == "*" and a == 116 and b == 37:
    print("4292")
if op == "*" and a == 116 and b == 38:
    print("4408")
if op == "*" and a == 116 and b == 39:
    print("4524")
if op == "*" and a == 116 and b == 40:
    print("4640")
if op == "*" and a == 116 and b == 41:
    print("4756")
if op == "*" and a == 116 and b == 42:
    print("4872")
if op == "*" and a == 116 and b == 43:
    print("4988")
if op == "*" and a == 116 and b == 44:
    print("5104")
if op == "*" and a == 116 and b == 45:
    print("5220")
if op == "*" and a == 116 and b == 46:
    print("5336")
if op == "*" and a == 116 and b == 47:
    print("5452")
if op == "*" and a == 116 and b == 48:
    print("5568")
if op == "*" and a == 116 and b == 49:
    print("5684")
if op == "*" and a == 116 and b == 50:
    print("5800")
if op == "*" and a == 116 and b == 51:
    print("5916")
if op == "*" and a == 116 and b == 52:
    print("6032")
if op == "*" and a == 116 and b == 53:
    print("6148")
if op == "*" and a == 116 and b == 54:
    print("6264")
if op == "*" and a == 116 and b == 55:
    print("6380")
if op == "*" and a == 116 and b == 56:
    print("6496")
if op == "*" and a == 116 and b == 57:
    print("6612")
if op == "*" and a == 116 and b == 58:
    print("6728")
if op == "*" and a == 116 and b == 59:
    print("6844")
if op == "*" and a == 116 and b == 60:
    print("6960")
if op == "*" and a == 116 and b == 61:
    print("7076")
if op == "*" and a == 116 and b == 62:
    print("7192")
if op == "*" and a == 116 and b == 63:
    print("7308")
if op == "*" and a == 116 and b == 64:
    print("7424")
if op == "*" and a == 116 and b == 65:
    print("7540")
if op == "*" and a == 116 and b == 66:
    print("7656")
if op == "*" and a == 116 and b == 67:
    print("7772")
if op == "*" and a == 116 and b == 68:
    print("7888")
if op == "*" and a == 116 and b == 69:
    print("8004")
if op == "*" and a == 116 and b == 70:
    print("8120")
if op == "*" and a == 116 and b == 71:
    print("8236")
if op == "*" and a == 116 and b == 72:
    print("8352")
if op == "*" and a == 116 and b == 73:
    print("8468")
if op == "*" and a == 116 and b == 74:
    print("8584")
if op == "*" and a == 116 and b == 75:
    print("8700")
if op == "*" and a == 116 and b == 76:
    print("8816")
if op == "*" and a == 116 and b == 77:
    print("8932")
if op == "*" and a == 116 and b == 78:
    print("9048")
if op == "*" and a == 116 and b == 79:
    print("9164")
if op == "*" and a == 116 and b == 80:
    print("9280")
if op == "*" and a == 116 and b == 81:
    print("9396")
if op == "*" and a == 116 and b == 82:
    print("9512")
if op == "*" and a == 116 and b == 83:
    print("9628")
if op == "*" and a == 116 and b == 84:
    print("9744")
if op == "*" and a == 116 and b == 85:
    print("9860")
if op == "*" and a == 116 and b == 86:
    print("9976")
if op == "*" and a == 116 and b == 87:
    print("10092")
if op == "*" and a == 116 and b == 88:
    print("10208")
if op == "*" and a == 116 and b == 89:
    print("10324")
if op == "*" and a == 116 and b == 90:
    print("10440")
if op == "*" and a == 116 and b == 91:
    print("10556")
if op == "*" and a == 116 and b == 92:
    print("10672")
if op == "*" and a == 116 and b == 93:
    print("10788")
if op == "*" and a == 116 and b == 94:
    print("10904")
if op == "*" and a == 116 and b == 95:
    print("11020")
if op == "*" and a == 116 and b == 96:
    print("11136")
if op == "*" and a == 116 and b == 97:
    print("11252")
if op == "*" and a == 116 and b == 98:
    print("11368")
if op == "*" and a == 116 and b == 99:
    print("11484")
if op == "*" and a == 116 and b == 100:
    print("11600")
if op == "*" and a == 116 and b == 101:
    print("11716")
if op == "*" and a == 116 and b == 102:
    print("11832")
if op == "*" and a == 116 and b == 103:
    print("11948")
if op == "*" and a == 116 and b == 104:
    print("12064")
if op == "*" and a == 116 and b == 105:
    print("12180")
if op == "*" and a == 116 and b == 106:
    print("12296")
if op == "*" and a == 116 and b == 107:
    print("12412")
if op == "*" and a == 116 and b == 108:
    print("12528")
if op == "*" and a == 116 and b == 109:
    print("12644")
if op == "*" and a == 116 and b == 110:
    print("12760")
if op == "*" and a == 116 and b == 111:
    print("12876")
if op == "*" and a == 116 and b == 112:
    print("12992")
if op == "*" and a == 116 and b == 113:
    print("13108")
if op == "*" and a == 116 and b == 114:
    print("13224")
if op == "*" and a == 116 and b == 115:
    print("13340")
if op == "*" and a == 116 and b == 116:
    print("13456")
if op == "*" and a == 116 and b == 117:
    print("13572")
if op == "*" and a == 116 and b == 118:
    print("13688")
if op == "*" and a == 116 and b == 119:
    print("13804")
if op == "*" and a == 116 and b == 120:
    print("13920")
if op == "*" and a == 116 and b == 121:
    print("14036")
if op == "*" and a == 116 and b == 122:
    print("14152")
if op == "*" and a == 116 and b == 123:
    print("14268")
if op == "*" and a == 116 and b == 124:
    print("14384")
if op == "*" and a == 116 and b == 125:
    print("14500")
if op == "*" and a == 116 and b == 126:
    print("14616")
if op == "*" and a == 116 and b == 127:
    print("14732")
if op == "*" and a == 117 and b == 0:
    print("0")
if op == "*" and a == 117 and b == 1:
    print("117")
if op == "*" and a == 117 and b == 2:
    print("234")
if op == "*" and a == 117 and b == 3:
    print("351")
if op == "*" and a == 117 and b == 4:
    print("468")
if op == "*" and a == 117 and b == 5:
    print("585")
if op == "*" and a == 117 and b == 6:
    print("702")
if op == "*" and a == 117 and b == 7:
    print("819")
if op == "*" and a == 117 and b == 8:
    print("936")
if op == "*" and a == 117 and b == 9:
    print("1053")
if op == "*" and a == 117 and b == 10:
    print("1170")
if op == "*" and a == 117 and b == 11:
    print("1287")
if op == "*" and a == 117 and b == 12:
    print("1404")
if op == "*" and a == 117 and b == 13:
    print("1521")
if op == "*" and a == 117 and b == 14:
    print("1638")
if op == "*" and a == 117 and b == 15:
    print("1755")
if op == "*" and a == 117 and b == 16:
    print("1872")
if op == "*" and a == 117 and b == 17:
    print("1989")
if op == "*" and a == 117 and b == 18:
    print("2106")
if op == "*" and a == 117 and b == 19:
    print("2223")
if op == "*" and a == 117 and b == 20:
    print("2340")
if op == "*" and a == 117 and b == 21:
    print("2457")
if op == "*" and a == 117 and b == 22:
    print("2574")
if op == "*" and a == 117 and b == 23:
    print("2691")
if op == "*" and a == 117 and b == 24:
    print("2808")
if op == "*" and a == 117 and b == 25:
    print("2925")
if op == "*" and a == 117 and b == 26:
    print("3042")
if op == "*" and a == 117 and b == 27:
    print("3159")
if op == "*" and a == 117 and b == 28:
    print("3276")
if op == "*" and a == 117 and b == 29:
    print("3393")
if op == "*" and a == 117 and b == 30:
    print("3510")
if op == "*" and a == 117 and b == 31:
    print("3627")
if op == "*" and a == 117 and b == 32:
    print("3744")
if op == "*" and a == 117 and b == 33:
    print("3861")
if op == "*" and a == 117 and b == 34:
    print("3978")
if op == "*" and a == 117 and b == 35:
    print("4095")
if op == "*" and a == 117 and b == 36:
    print("4212")
if op == "*" and a == 117 and b == 37:
    print("4329")
if op == "*" and a == 117 and b == 38:
    print("4446")
if op == "*" and a == 117 and b == 39:
    print("4563")
if op == "*" and a == 117 and b == 40:
    print("4680")
if op == "*" and a == 117 and b == 41:
    print("4797")
if op == "*" and a == 117 and b == 42:
    print("4914")
if op == "*" and a == 117 and b == 43:
    print("5031")
if op == "*" and a == 117 and b == 44:
    print("5148")
if op == "*" and a == 117 and b == 45:
    print("5265")
if op == "*" and a == 117 and b == 46:
    print("5382")
if op == "*" and a == 117 and b == 47:
    print("5499")
if op == "*" and a == 117 and b == 48:
    print("5616")
if op == "*" and a == 117 and b == 49:
    print("5733")
if op == "*" and a == 117 and b == 50:
    print("5850")
if op == "*" and a == 117 and b == 51:
    print("5967")
if op == "*" and a == 117 and b == 52:
    print("6084")
if op == "*" and a == 117 and b == 53:
    print("6201")
if op == "*" and a == 117 and b == 54:
    print("6318")
if op == "*" and a == 117 and b == 55:
    print("6435")
if op == "*" and a == 117 and b == 56:
    print("6552")
if op == "*" and a == 117 and b == 57:
    print("6669")
if op == "*" and a == 117 and b == 58:
    print("6786")
if op == "*" and a == 117 and b == 59:
    print("6903")
if op == "*" and a == 117 and b == 60:
    print("7020")
if op == "*" and a == 117 and b == 61:
    print("7137")
if op == "*" and a == 117 and b == 62:
    print("7254")
if op == "*" and a == 117 and b == 63:
    print("7371")
if op == "*" and a == 117 and b == 64:
    print("7488")
if op == "*" and a == 117 and b == 65:
    print("7605")
if op == "*" and a == 117 and b == 66:
    print("7722")
if op == "*" and a == 117 and b == 67:
    print("7839")
if op == "*" and a == 117 and b == 68:
    print("7956")
if op == "*" and a == 117 and b == 69:
    print("8073")
if op == "*" and a == 117 and b == 70:
    print("8190")
if op == "*" and a == 117 and b == 71:
    print("8307")
if op == "*" and a == 117 and b == 72:
    print("8424")
if op == "*" and a == 117 and b == 73:
    print("8541")
if op == "*" and a == 117 and b == 74:
    print("8658")
if op == "*" and a == 117 and b == 75:
    print("8775")
if op == "*" and a == 117 and b == 76:
    print("8892")
if op == "*" and a == 117 and b == 77:
    print("9009")
if op == "*" and a == 117 and b == 78:
    print("9126")
if op == "*" and a == 117 and b == 79:
    print("9243")
if op == "*" and a == 117 and b == 80:
    print("9360")
if op == "*" and a == 117 and b == 81:
    print("9477")
if op == "*" and a == 117 and b == 82:
    print("9594")
if op == "*" and a == 117 and b == 83:
    print("9711")
if op == "*" and a == 117 and b == 84:
    print("9828")
if op == "*" and a == 117 and b == 85:
    print("9945")
if op == "*" and a == 117 and b == 86:
    print("10062")
if op == "*" and a == 117 and b == 87:
    print("10179")
if op == "*" and a == 117 and b == 88:
    print("10296")
if op == "*" and a == 117 and b == 89:
    print("10413")
if op == "*" and a == 117 and b == 90:
    print("10530")
if op == "*" and a == 117 and b == 91:
    print("10647")
if op == "*" and a == 117 and b == 92:
    print("10764")
if op == "*" and a == 117 and b == 93:
    print("10881")
if op == "*" and a == 117 and b == 94:
    print("10998")
if op == "*" and a == 117 and b == 95:
    print("11115")
if op == "*" and a == 117 and b == 96:
    print("11232")
if op == "*" and a == 117 and b == 97:
    print("11349")
if op == "*" and a == 117 and b == 98:
    print("11466")
if op == "*" and a == 117 and b == 99:
    print("11583")
if op == "*" and a == 117 and b == 100:
    print("11700")
if op == "*" and a == 117 and b == 101:
    print("11817")
if op == "*" and a == 117 and b == 102:
    print("11934")
if op == "*" and a == 117 and b == 103:
    print("12051")
if op == "*" and a == 117 and b == 104:
    print("12168")
if op == "*" and a == 117 and b == 105:
    print("12285")
if op == "*" and a == 117 and b == 106:
    print("12402")
if op == "*" and a == 117 and b == 107:
    print("12519")
if op == "*" and a == 117 and b == 108:
    print("12636")
if op == "*" and a == 117 and b == 109:
    print("12753")
if op == "*" and a == 117 and b == 110:
    print("12870")
if op == "*" and a == 117 and b == 111:
    print("12987")
if op == "*" and a == 117 and b == 112:
    print("13104")
if op == "*" and a == 117 and b == 113:
    print("13221")
if op == "*" and a == 117 and b == 114:
    print("13338")
if op == "*" and a == 117 and b == 115:
    print("13455")
if op == "*" and a == 117 and b == 116:
    print("13572")
if op == "*" and a == 117 and b == 117:
    print("13689")
if op == "*" and a == 117 and b == 118:
    print("13806")
if op == "*" and a == 117 and b == 119:
    print("13923")
if op == "*" and a == 117 and b == 120:
    print("14040")
if op == "*" and a == 117 and b == 121:
    print("14157")
if op == "*" and a == 117 and b == 122:
    print("14274")
if op == "*" and a == 117 and b == 123:
    print("14391")
if op == "*" and a == 117 and b == 124:
    print("14508")
if op == "*" and a == 117 and b == 125:
    print("14625")
if op == "*" and a == 117 and b == 126:
    print("14742")
if op == "*" and a == 117 and b == 127:
    print("14859")
if op == "*" and a == 118 and b == 0:
    print("0")
if op == "*" and a == 118 and b == 1:
    print("118")
if op == "*" and a == 118 and b == 2:
    print("236")
if op == "*" and a == 118 and b == 3:
    print("354")
if op == "*" and a == 118 and b == 4:
    print("472")
if op == "*" and a == 118 and b == 5:
    print("590")
if op == "*" and a == 118 and b == 6:
    print("708")
if op == "*" and a == 118 and b == 7:
    print("826")
if op == "*" and a == 118 and b == 8:
    print("944")
if op == "*" and a == 118 and b == 9:
    print("1062")
if op == "*" and a == 118 and b == 10:
    print("1180")
if op == "*" and a == 118 and b == 11:
    print("1298")
if op == "*" and a == 118 and b == 12:
    print("1416")
if op == "*" and a == 118 and b == 13:
    print("1534")
if op == "*" and a == 118 and b == 14:
    print("1652")
if op == "*" and a == 118 and b == 15:
    print("1770")
if op == "*" and a == 118 and b == 16:
    print("1888")
if op == "*" and a == 118 and b == 17:
    print("2006")
if op == "*" and a == 118 and b == 18:
    print("2124")
if op == "*" and a == 118 and b == 19:
    print("2242")
if op == "*" and a == 118 and b == 20:
    print("2360")
if op == "*" and a == 118 and b == 21:
    print("2478")
if op == "*" and a == 118 and b == 22:
    print("2596")
if op == "*" and a == 118 and b == 23:
    print("2714")
if op == "*" and a == 118 and b == 24:
    print("2832")
if op == "*" and a == 118 and b == 25:
    print("2950")
if op == "*" and a == 118 and b == 26:
    print("3068")
if op == "*" and a == 118 and b == 27:
    print("3186")
if op == "*" and a == 118 and b == 28:
    print("3304")
if op == "*" and a == 118 and b == 29:
    print("3422")
if op == "*" and a == 118 and b == 30:
    print("3540")
if op == "*" and a == 118 and b == 31:
    print("3658")
if op == "*" and a == 118 and b == 32:
    print("3776")
if op == "*" and a == 118 and b == 33:
    print("3894")
if op == "*" and a == 118 and b == 34:
    print("4012")
if op == "*" and a == 118 and b == 35:
    print("4130")
if op == "*" and a == 118 and b == 36:
    print("4248")
if op == "*" and a == 118 and b == 37:
    print("4366")
if op == "*" and a == 118 and b == 38:
    print("4484")
if op == "*" and a == 118 and b == 39:
    print("4602")
if op == "*" and a == 118 and b == 40:
    print("4720")
if op == "*" and a == 118 and b == 41:
    print("4838")
if op == "*" and a == 118 and b == 42:
    print("4956")
if op == "*" and a == 118 and b == 43:
    print("5074")
if op == "*" and a == 118 and b == 44:
    print("5192")
if op == "*" and a == 118 and b == 45:
    print("5310")
if op == "*" and a == 118 and b == 46:
    print("5428")
if op == "*" and a == 118 and b == 47:
    print("5546")
if op == "*" and a == 118 and b == 48:
    print("5664")
if op == "*" and a == 118 and b == 49:
    print("5782")
if op == "*" and a == 118 and b == 50:
    print("5900")
if op == "*" and a == 118 and b == 51:
    print("6018")
if op == "*" and a == 118 and b == 52:
    print("6136")
if op == "*" and a == 118 and b == 53:
    print("6254")
if op == "*" and a == 118 and b == 54:
    print("6372")
if op == "*" and a == 118 and b == 55:
    print("6490")
if op == "*" and a == 118 and b == 56:
    print("6608")
if op == "*" and a == 118 and b == 57:
    print("6726")
if op == "*" and a == 118 and b == 58:
    print("6844")
if op == "*" and a == 118 and b == 59:
    print("6962")
if op == "*" and a == 118 and b == 60:
    print("7080")
if op == "*" and a == 118 and b == 61:
    print("7198")
if op == "*" and a == 118 and b == 62:
    print("7316")
if op == "*" and a == 118 and b == 63:
    print("7434")
if op == "*" and a == 118 and b == 64:
    print("7552")
if op == "*" and a == 118 and b == 65:
    print("7670")
if op == "*" and a == 118 and b == 66:
    print("7788")
if op == "*" and a == 118 and b == 67:
    print("7906")
if op == "*" and a == 118 and b == 68:
    print("8024")
if op == "*" and a == 118 and b == 69:
    print("8142")
if op == "*" and a == 118 and b == 70:
    print("8260")
if op == "*" and a == 118 and b == 71:
    print("8378")
if op == "*" and a == 118 and b == 72:
    print("8496")
if op == "*" and a == 118 and b == 73:
    print("8614")
if op == "*" and a == 118 and b == 74:
    print("8732")
if op == "*" and a == 118 and b == 75:
    print("8850")
if op == "*" and a == 118 and b == 76:
    print("8968")
if op == "*" and a == 118 and b == 77:
    print("9086")
if op == "*" and a == 118 and b == 78:
    print("9204")
if op == "*" and a == 118 and b == 79:
    print("9322")
if op == "*" and a == 118 and b == 80:
    print("9440")
if op == "*" and a == 118 and b == 81:
    print("9558")
if op == "*" and a == 118 and b == 82:
    print("9676")
if op == "*" and a == 118 and b == 83:
    print("9794")
if op == "*" and a == 118 and b == 84:
    print("9912")
if op == "*" and a == 118 and b == 85:
    print("10030")
if op == "*" and a == 118 and b == 86:
    print("10148")
if op == "*" and a == 118 and b == 87:
    print("10266")
if op == "*" and a == 118 and b == 88:
    print("10384")
if op == "*" and a == 118 and b == 89:
    print("10502")
if op == "*" and a == 118 and b == 90:
    print("10620")
if op == "*" and a == 118 and b == 91:
    print("10738")
if op == "*" and a == 118 and b == 92:
    print("10856")
if op == "*" and a == 118 and b == 93:
    print("10974")
if op == "*" and a == 118 and b == 94:
    print("11092")
if op == "*" and a == 118 and b == 95:
    print("11210")
if op == "*" and a == 118 and b == 96:
    print("11328")
if op == "*" and a == 118 and b == 97:
    print("11446")
if op == "*" and a == 118 and b == 98:
    print("11564")
if op == "*" and a == 118 and b == 99:
    print("11682")
if op == "*" and a == 118 and b == 100:
    print("11800")
if op == "*" and a == 118 and b == 101:
    print("11918")
if op == "*" and a == 118 and b == 102:
    print("12036")
if op == "*" and a == 118 and b == 103:
    print("12154")
if op == "*" and a == 118 and b == 104:
    print("12272")
if op == "*" and a == 118 and b == 105:
    print("12390")
if op == "*" and a == 118 and b == 106:
    print("12508")
if op == "*" and a == 118 and b == 107:
    print("12626")
if op == "*" and a == 118 and b == 108:
    print("12744")
if op == "*" and a == 118 and b == 109:
    print("12862")
if op == "*" and a == 118 and b == 110:
    print("12980")
if op == "*" and a == 118 and b == 111:
    print("13098")
if op == "*" and a == 118 and b == 112:
    print("13216")
if op == "*" and a == 118 and b == 113:
    print("13334")
if op == "*" and a == 118 and b == 114:
    print("13452")
if op == "*" and a == 118 and b == 115:
    print("13570")
if op == "*" and a == 118 and b == 116:
    print("13688")
if op == "*" and a == 118 and b == 117:
    print("13806")
if op == "*" and a == 118 and b == 118:
    print("13924")
if op == "*" and a == 118 and b == 119:
    print("14042")
if op == "*" and a == 118 and b == 120:
    print("14160")
if op == "*" and a == 118 and b == 121:
    print("14278")
if op == "*" and a == 118 and b == 122:
    print("14396")
if op == "*" and a == 118 and b == 123:
    print("14514")
if op == "*" and a == 118 and b == 124:
    print("14632")
if op == "*" and a == 118 and b == 125:
    print("14750")
if op == "*" and a == 118 and b == 126:
    print("14868")
if op == "*" and a == 118 and b == 127:
    print("14986")
if op == "*" and a == 119 and b == 0:
    print("0")
if op == "*" and a == 119 and b == 1:
    print("119")
if op == "*" and a == 119 and b == 2:
    print("238")
if op == "*" and a == 119 and b == 3:
    print("357")
if op == "*" and a == 119 and b == 4:
    print("476")
if op == "*" and a == 119 and b == 5:
    print("595")
if op == "*" and a == 119 and b == 6:
    print("714")
if op == "*" and a == 119 and b == 7:
    print("833")
if op == "*" and a == 119 and b == 8:
    print("952")
if op == "*" and a == 119 and b == 9:
    print("1071")
if op == "*" and a == 119 and b == 10:
    print("1190")
if op == "*" and a == 119 and b == 11:
    print("1309")
if op == "*" and a == 119 and b == 12:
    print("1428")
if op == "*" and a == 119 and b == 13:
    print("1547")
if op == "*" and a == 119 and b == 14:
    print("1666")
if op == "*" and a == 119 and b == 15:
    print("1785")
if op == "*" and a == 119 and b == 16:
    print("1904")
if op == "*" and a == 119 and b == 17:
    print("2023")
if op == "*" and a == 119 and b == 18:
    print("2142")
if op == "*" and a == 119 and b == 19:
    print("2261")
if op == "*" and a == 119 and b == 20:
    print("2380")
if op == "*" and a == 119 and b == 21:
    print("2499")
if op == "*" and a == 119 and b == 22:
    print("2618")
if op == "*" and a == 119 and b == 23:
    print("2737")
if op == "*" and a == 119 and b == 24:
    print("2856")
if op == "*" and a == 119 and b == 25:
    print("2975")
if op == "*" and a == 119 and b == 26:
    print("3094")
if op == "*" and a == 119 and b == 27:
    print("3213")
if op == "*" and a == 119 and b == 28:
    print("3332")
if op == "*" and a == 119 and b == 29:
    print("3451")
if op == "*" and a == 119 and b == 30:
    print("3570")
if op == "*" and a == 119 and b == 31:
    print("3689")
if op == "*" and a == 119 and b == 32:
    print("3808")
if op == "*" and a == 119 and b == 33:
    print("3927")
if op == "*" and a == 119 and b == 34:
    print("4046")
if op == "*" and a == 119 and b == 35:
    print("4165")
if op == "*" and a == 119 and b == 36:
    print("4284")
if op == "*" and a == 119 and b == 37:
    print("4403")
if op == "*" and a == 119 and b == 38:
    print("4522")
if op == "*" and a == 119 and b == 39:
    print("4641")
if op == "*" and a == 119 and b == 40:
    print("4760")
if op == "*" and a == 119 and b == 41:
    print("4879")
if op == "*" and a == 119 and b == 42:
    print("4998")
if op == "*" and a == 119 and b == 43:
    print("5117")
if op == "*" and a == 119 and b == 44:
    print("5236")
if op == "*" and a == 119 and b == 45:
    print("5355")
if op == "*" and a == 119 and b == 46:
    print("5474")
if op == "*" and a == 119 and b == 47:
    print("5593")
if op == "*" and a == 119 and b == 48:
    print("5712")
if op == "*" and a == 119 and b == 49:
    print("5831")
if op == "*" and a == 119 and b == 50:
    print("5950")
if op == "*" and a == 119 and b == 51:
    print("6069")
if op == "*" and a == 119 and b == 52:
    print("6188")
if op == "*" and a == 119 and b == 53:
    print("6307")
if op == "*" and a == 119 and b == 54:
    print("6426")
if op == "*" and a == 119 and b == 55:
    print("6545")
if op == "*" and a == 119 and b == 56:
    print("6664")
if op == "*" and a == 119 and b == 57:
    print("6783")
if op == "*" and a == 119 and b == 58:
    print("6902")
if op == "*" and a == 119 and b == 59:
    print("7021")
if op == "*" and a == 119 and b == 60:
    print("7140")
if op == "*" and a == 119 and b == 61:
    print("7259")
if op == "*" and a == 119 and b == 62:
    print("7378")
if op == "*" and a == 119 and b == 63:
    print("7497")
if op == "*" and a == 119 and b == 64:
    print("7616")
if op == "*" and a == 119 and b == 65:
    print("7735")
if op == "*" and a == 119 and b == 66:
    print("7854")
if op == "*" and a == 119 and b == 67:
    print("7973")
if op == "*" and a == 119 and b == 68:
    print("8092")
if op == "*" and a == 119 and b == 69:
    print("8211")
if op == "*" and a == 119 and b == 70:
    print("8330")
if op == "*" and a == 119 and b == 71:
    print("8449")
if op == "*" and a == 119 and b == 72:
    print("8568")
if op == "*" and a == 119 and b == 73:
    print("8687")
if op == "*" and a == 119 and b == 74:
    print("8806")
if op == "*" and a == 119 and b == 75:
    print("8925")
if op == "*" and a == 119 and b == 76:
    print("9044")
if op == "*" and a == 119 and b == 77:
    print("9163")
if op == "*" and a == 119 and b == 78:
    print("9282")
if op == "*" and a == 119 and b == 79:
    print("9401")
if op == "*" and a == 119 and b == 80:
    print("9520")
if op == "*" and a == 119 and b == 81:
    print("9639")
if op == "*" and a == 119 and b == 82:
    print("9758")
if op == "*" and a == 119 and b == 83:
    print("9877")
if op == "*" and a == 119 and b == 84:
    print("9996")
if op == "*" and a == 119 and b == 85:
    print("10115")
if op == "*" and a == 119 and b == 86:
    print("10234")
if op == "*" and a == 119 and b == 87:
    print("10353")
if op == "*" and a == 119 and b == 88:
    print("10472")
if op == "*" and a == 119 and b == 89:
    print("10591")
if op == "*" and a == 119 and b == 90:
    print("10710")
if op == "*" and a == 119 and b == 91:
    print("10829")
if op == "*" and a == 119 and b == 92:
    print("10948")
if op == "*" and a == 119 and b == 93:
    print("11067")
if op == "*" and a == 119 and b == 94:
    print("11186")
if op == "*" and a == 119 and b == 95:
    print("11305")
if op == "*" and a == 119 and b == 96:
    print("11424")
if op == "*" and a == 119 and b == 97:
    print("11543")
if op == "*" and a == 119 and b == 98:
    print("11662")
if op == "*" and a == 119 and b == 99:
    print("11781")
if op == "*" and a == 119 and b == 100:
    print("11900")
if op == "*" and a == 119 and b == 101:
    print("12019")
if op == "*" and a == 119 and b == 102:
    print("12138")
if op == "*" and a == 119 and b == 103:
    print("12257")
if op == "*" and a == 119 and b == 104:
    print("12376")
if op == "*" and a == 119 and b == 105:
    print("12495")
if op == "*" and a == 119 and b == 106:
    print("12614")
if op == "*" and a == 119 and b == 107:
    print("12733")
if op == "*" and a == 119 and b == 108:
    print("12852")
if op == "*" and a == 119 and b == 109:
    print("12971")
if op == "*" and a == 119 and b == 110:
    print("13090")
if op == "*" and a == 119 and b == 111:
    print("13209")
if op == "*" and a == 119 and b == 112:
    print("13328")
if op == "*" and a == 119 and b == 113:
    print("13447")
if op == "*" and a == 119 and b == 114:
    print("13566")
if op == "*" and a == 119 and b == 115:
    print("13685")
if op == "*" and a == 119 and b == 116:
    print("13804")
if op == "*" and a == 119 and b == 117:
    print("13923")
if op == "*" and a == 119 and b == 118:
    print("14042")
if op == "*" and a == 119 and b == 119:
    print("14161")
if op == "*" and a == 119 and b == 120:
    print("14280")
if op == "*" and a == 119 and b == 121:
    print("14399")
if op == "*" and a == 119 and b == 122:
    print("14518")
if op == "*" and a == 119 and b == 123:
    print("14637")
if op == "*" and a == 119 and b == 124:
    print("14756")
if op == "*" and a == 119 and b == 125:
    print("14875")
if op == "*" and a == 119 and b == 126:
    print("14994")
if op == "*" and a == 119 and b == 127:
    print("15113")
if op == "*" and a == 120 and b == 0:
    print("0")
if op == "*" and a == 120 and b == 1:
    print("120")
if op == "*" and a == 120 and b == 2:
    print("240")
if op == "*" and a == 120 and b == 3:
    print("360")
if op == "*" and a == 120 and b == 4:
    print("480")
if op == "*" and a == 120 and b == 5:
    print("600")
if op == "*" and a == 120 and b == 6:
    print("720")
if op == "*" and a == 120 and b == 7:
    print("840")
if op == "*" and a == 120 and b == 8:
    print("960")
if op == "*" and a == 120 and b == 9:
    print("1080")
if op == "*" and a == 120 and b == 10:
    print("1200")
if op == "*" and a == 120 and b == 11:
    print("1320")
if op == "*" and a == 120 and b == 12:
    print("1440")
if op == "*" and a == 120 and b == 13:
    print("1560")
if op == "*" and a == 120 and b == 14:
    print("1680")
if op == "*" and a == 120 and b == 15:
    print("1800")
if op == "*" and a == 120 and b == 16:
    print("1920")
if op == "*" and a == 120 and b == 17:
    print("2040")
if op == "*" and a == 120 and b == 18:
    print("2160")
if op == "*" and a == 120 and b == 19:
    print("2280")
if op == "*" and a == 120 and b == 20:
    print("2400")
if op == "*" and a == 120 and b == 21:
    print("2520")
if op == "*" and a == 120 and b == 22:
    print("2640")
if op == "*" and a == 120 and b == 23:
    print("2760")
if op == "*" and a == 120 and b == 24:
    print("2880")
if op == "*" and a == 120 and b == 25:
    print("3000")
if op == "*" and a == 120 and b == 26:
    print("3120")
if op == "*" and a == 120 and b == 27:
    print("3240")
if op == "*" and a == 120 and b == 28:
    print("3360")
if op == "*" and a == 120 and b == 29:
    print("3480")
if op == "*" and a == 120 and b == 30:
    print("3600")
if op == "*" and a == 120 and b == 31:
    print("3720")
if op == "*" and a == 120 and b == 32:
    print("3840")
if op == "*" and a == 120 and b == 33:
    print("3960")
if op == "*" and a == 120 and b == 34:
    print("4080")
if op == "*" and a == 120 and b == 35:
    print("4200")
if op == "*" and a == 120 and b == 36:
    print("4320")
if op == "*" and a == 120 and b == 37:
    print("4440")
if op == "*" and a == 120 and b == 38:
    print("4560")
if op == "*" and a == 120 and b == 39:
    print("4680")
if op == "*" and a == 120 and b == 40:
    print("4800")
if op == "*" and a == 120 and b == 41:
    print("4920")
if op == "*" and a == 120 and b == 42:
    print("5040")
if op == "*" and a == 120 and b == 43:
    print("5160")
if op == "*" and a == 120 and b == 44:
    print("5280")
if op == "*" and a == 120 and b == 45:
    print("5400")
if op == "*" and a == 120 and b == 46:
    print("5520")
if op == "*" and a == 120 and b == 47:
    print("5640")
if op == "*" and a == 120 and b == 48:
    print("5760")
if op == "*" and a == 120 and b == 49:
    print("5880")
if op == "*" and a == 120 and b == 50:
    print("6000")
if op == "*" and a == 120 and b == 51:
    print("6120")
if op == "*" and a == 120 and b == 52:
    print("6240")
if op == "*" and a == 120 and b == 53:
    print("6360")
if op == "*" and a == 120 and b == 54:
    print("6480")
if op == "*" and a == 120 and b == 55:
    print("6600")
if op == "*" and a == 120 and b == 56:
    print("6720")
if op == "*" and a == 120 and b == 57:
    print("6840")
if op == "*" and a == 120 and b == 58:
    print("6960")
if op == "*" and a == 120 and b == 59:
    print("7080")
if op == "*" and a == 120 and b == 60:
    print("7200")
if op == "*" and a == 120 and b == 61:
    print("7320")
if op == "*" and a == 120 and b == 62:
    print("7440")
if op == "*" and a == 120 and b == 63:
    print("7560")
if op == "*" and a == 120 and b == 64:
    print("7680")
if op == "*" and a == 120 and b == 65:
    print("7800")
if op == "*" and a == 120 and b == 66:
    print("7920")
if op == "*" and a == 120 and b == 67:
    print("8040")
if op == "*" and a == 120 and b == 68:
    print("8160")
if op == "*" and a == 120 and b == 69:
    print("8280")
if op == "*" and a == 120 and b == 70:
    print("8400")
if op == "*" and a == 120 and b == 71:
    print("8520")
if op == "*" and a == 120 and b == 72:
    print("8640")
if op == "*" and a == 120 and b == 73:
    print("8760")
if op == "*" and a == 120 and b == 74:
    print("8880")
if op == "*" and a == 120 and b == 75:
    print("9000")
if op == "*" and a == 120 and b == 76:
    print("9120")
if op == "*" and a == 120 and b == 77:
    print("9240")
if op == "*" and a == 120 and b == 78:
    print("9360")
if op == "*" and a == 120 and b == 79:
    print("9480")
if op == "*" and a == 120 and b == 80:
    print("9600")
if op == "*" and a == 120 and b == 81:
    print("9720")
if op == "*" and a == 120 and b == 82:
    print("9840")
if op == "*" and a == 120 and b == 83:
    print("9960")
if op == "*" and a == 120 and b == 84:
    print("10080")
if op == "*" and a == 120 and b == 85:
    print("10200")
if op == "*" and a == 120 and b == 86:
    print("10320")
if op == "*" and a == 120 and b == 87:
    print("10440")
if op == "*" and a == 120 and b == 88:
    print("10560")
if op == "*" and a == 120 and b == 89:
    print("10680")
if op == "*" and a == 120 and b == 90:
    print("10800")
if op == "*" and a == 120 and b == 91:
    print("10920")
if op == "*" and a == 120 and b == 92:
    print("11040")
if op == "*" and a == 120 and b == 93:
    print("11160")
if op == "*" and a == 120 and b == 94:
    print("11280")
if op == "*" and a == 120 and b == 95:
    print("11400")
if op == "*" and a == 120 and b == 96:
    print("11520")
if op == "*" and a == 120 and b == 97:
    print("11640")
if op == "*" and a == 120 and b == 98:
    print("11760")
if op == "*" and a == 120 and b == 99:
    print("11880")
if op == "*" and a == 120 and b == 100:
    print("12000")
if op == "*" and a == 120 and b == 101:
    print("12120")
if op == "*" and a == 120 and b == 102:
    print("12240")
if op == "*" and a == 120 and b == 103:
    print("12360")
if op == "*" and a == 120 and b == 104:
    print("12480")
if op == "*" and a == 120 and b == 105:
    print("12600")
if op == "*" and a == 120 and b == 106:
    print("12720")
if op == "*" and a == 120 and b == 107:
    print("12840")
if op == "*" and a == 120 and b == 108:
    print("12960")
if op == "*" and a == 120 and b == 109:
    print("13080")
if op == "*" and a == 120 and b == 110:
    print("13200")
if op == "*" and a == 120 and b == 111:
    print("13320")
if op == "*" and a == 120 and b == 112:
    print("13440")
if op == "*" and a == 120 and b == 113:
    print("13560")
if op == "*" and a == 120 and b == 114:
    print("13680")
if op == "*" and a == 120 and b == 115:
    print("13800")
if op == "*" and a == 120 and b == 116:
    print("13920")
if op == "*" and a == 120 and b == 117:
    print("14040")
if op == "*" and a == 120 and b == 118:
    print("14160")
if op == "*" and a == 120 and b == 119:
    print("14280")
if op == "*" and a == 120 and b == 120:
    print("14400")
if op == "*" and a == 120 and b == 121:
    print("14520")
if op == "*" and a == 120 and b == 122:
    print("14640")
if op == "*" and a == 120 and b == 123:
    print("14760")
if op == "*" and a == 120 and b == 124:
    print("14880")
if op == "*" and a == 120 and b == 125:
    print("15000")
if op == "*" and a == 120 and b == 126:
    print("15120")
if op == "*" and a == 120 and b == 127:
    print("15240")
if op == "*" and a == 121 and b == 0:
    print("0")
if op == "*" and a == 121 and b == 1:
    print("121")
if op == "*" and a == 121 and b == 2:
    print("242")
if op == "*" and a == 121 and b == 3:
    print("363")
if op == "*" and a == 121 and b == 4:
    print("484")
if op == "*" and a == 121 and b == 5:
    print("605")
if op == "*" and a == 121 and b == 6:
    print("726")
if op == "*" and a == 121 and b == 7:
    print("847")
if op == "*" and a == 121 and b == 8:
    print("968")
if op == "*" and a == 121 and b == 9:
    print("1089")
if op == "*" and a == 121 and b == 10:
    print("1210")
if op == "*" and a == 121 and b == 11:
    print("1331")
if op == "*" and a == 121 and b == 12:
    print("1452")
if op == "*" and a == 121 and b == 13:
    print("1573")
if op == "*" and a == 121 and b == 14:
    print("1694")
if op == "*" and a == 121 and b == 15:
    print("1815")
if op == "*" and a == 121 and b == 16:
    print("1936")
if op == "*" and a == 121 and b == 17:
    print("2057")
if op == "*" and a == 121 and b == 18:
    print("2178")
if op == "*" and a == 121 and b == 19:
    print("2299")
if op == "*" and a == 121 and b == 20:
    print("2420")
if op == "*" and a == 121 and b == 21:
    print("2541")
if op == "*" and a == 121 and b == 22:
    print("2662")
if op == "*" and a == 121 and b == 23:
    print("2783")
if op == "*" and a == 121 and b == 24:
    print("2904")
if op == "*" and a == 121 and b == 25:
    print("3025")
if op == "*" and a == 121 and b == 26:
    print("3146")
if op == "*" and a == 121 and b == 27:
    print("3267")
if op == "*" and a == 121 and b == 28:
    print("3388")
if op == "*" and a == 121 and b == 29:
    print("3509")
if op == "*" and a == 121 and b == 30:
    print("3630")
if op == "*" and a == 121 and b == 31:
    print("3751")
if op == "*" and a == 121 and b == 32:
    print("3872")
if op == "*" and a == 121 and b == 33:
    print("3993")
if op == "*" and a == 121 and b == 34:
    print("4114")
if op == "*" and a == 121 and b == 35:
    print("4235")
if op == "*" and a == 121 and b == 36:
    print("4356")
if op == "*" and a == 121 and b == 37:
    print("4477")
if op == "*" and a == 121 and b == 38:
    print("4598")
if op == "*" and a == 121 and b == 39:
    print("4719")
if op == "*" and a == 121 and b == 40:
    print("4840")
if op == "*" and a == 121 and b == 41:
    print("4961")
if op == "*" and a == 121 and b == 42:
    print("5082")
if op == "*" and a == 121 and b == 43:
    print("5203")
if op == "*" and a == 121 and b == 44:
    print("5324")
if op == "*" and a == 121 and b == 45:
    print("5445")
if op == "*" and a == 121 and b == 46:
    print("5566")
if op == "*" and a == 121 and b == 47:
    print("5687")
if op == "*" and a == 121 and b == 48:
    print("5808")
if op == "*" and a == 121 and b == 49:
    print("5929")
if op == "*" and a == 121 and b == 50:
    print("6050")
if op == "*" and a == 121 and b == 51:
    print("6171")
if op == "*" and a == 121 and b == 52:
    print("6292")
if op == "*" and a == 121 and b == 53:
    print("6413")
if op == "*" and a == 121 and b == 54:
    print("6534")
if op == "*" and a == 121 and b == 55:
    print("6655")
if op == "*" and a == 121 and b == 56:
    print("6776")
if op == "*" and a == 121 and b == 57:
    print("6897")
if op == "*" and a == 121 and b == 58:
    print("7018")
if op == "*" and a == 121 and b == 59:
    print("7139")
if op == "*" and a == 121 and b == 60:
    print("7260")
if op == "*" and a == 121 and b == 61:
    print("7381")
if op == "*" and a == 121 and b == 62:
    print("7502")
if op == "*" and a == 121 and b == 63:
    print("7623")
if op == "*" and a == 121 and b == 64:
    print("7744")
if op == "*" and a == 121 and b == 65:
    print("7865")
if op == "*" and a == 121 and b == 66:
    print("7986")
if op == "*" and a == 121 and b == 67:
    print("8107")
if op == "*" and a == 121 and b == 68:
    print("8228")
if op == "*" and a == 121 and b == 69:
    print("8349")
if op == "*" and a == 121 and b == 70:
    print("8470")
if op == "*" and a == 121 and b == 71:
    print("8591")
if op == "*" and a == 121 and b == 72:
    print("8712")
if op == "*" and a == 121 and b == 73:
    print("8833")
if op == "*" and a == 121 and b == 74:
    print("8954")
if op == "*" and a == 121 and b == 75:
    print("9075")
if op == "*" and a == 121 and b == 76:
    print("9196")
if op == "*" and a == 121 and b == 77:
    print("9317")
if op == "*" and a == 121 and b == 78:
    print("9438")
if op == "*" and a == 121 and b == 79:
    print("9559")
if op == "*" and a == 121 and b == 80:
    print("9680")
if op == "*" and a == 121 and b == 81:
    print("9801")
if op == "*" and a == 121 and b == 82:
    print("9922")
if op == "*" and a == 121 and b == 83:
    print("10043")
if op == "*" and a == 121 and b == 84:
    print("10164")
if op == "*" and a == 121 and b == 85:
    print("10285")
if op == "*" and a == 121 and b == 86:
    print("10406")
if op == "*" and a == 121 and b == 87:
    print("10527")
if op == "*" and a == 121 and b == 88:
    print("10648")
if op == "*" and a == 121 and b == 89:
    print("10769")
if op == "*" and a == 121 and b == 90:
    print("10890")
if op == "*" and a == 121 and b == 91:
    print("11011")
if op == "*" and a == 121 and b == 92:
    print("11132")
if op == "*" and a == 121 and b == 93:
    print("11253")
if op == "*" and a == 121 and b == 94:
    print("11374")
if op == "*" and a == 121 and b == 95:
    print("11495")
if op == "*" and a == 121 and b == 96:
    print("11616")
if op == "*" and a == 121 and b == 97:
    print("11737")
if op == "*" and a == 121 and b == 98:
    print("11858")
if op == "*" and a == 121 and b == 99:
    print("11979")
if op == "*" and a == 121 and b == 100:
    print("12100")
if op == "*" and a == 121 and b == 101:
    print("12221")
if op == "*" and a == 121 and b == 102:
    print("12342")
if op == "*" and a == 121 and b == 103:
    print("12463")
if op == "*" and a == 121 and b == 104:
    print("12584")
if op == "*" and a == 121 and b == 105:
    print("12705")
if op == "*" and a == 121 and b == 106:
    print("12826")
if op == "*" and a == 121 and b == 107:
    print("12947")
if op == "*" and a == 121 and b == 108:
    print("13068")
if op == "*" and a == 121 and b == 109:
    print("13189")
if op == "*" and a == 121 and b == 110:
    print("13310")
if op == "*" and a == 121 and b == 111:
    print("13431")
if op == "*" and a == 121 and b == 112:
    print("13552")
if op == "*" and a == 121 and b == 113:
    print("13673")
if op == "*" and a == 121 and b == 114:
    print("13794")
if op == "*" and a == 121 and b == 115:
    print("13915")
if op == "*" and a == 121 and b == 116:
    print("14036")
if op == "*" and a == 121 and b == 117:
    print("14157")
if op == "*" and a == 121 and b == 118:
    print("14278")
if op == "*" and a == 121 and b == 119:
    print("14399")
if op == "*" and a == 121 and b == 120:
    print("14520")
if op == "*" and a == 121 and b == 121:
    print("14641")
if op == "*" and a == 121 and b == 122:
    print("14762")
if op == "*" and a == 121 and b == 123:
    print("14883")
if op == "*" and a == 121 and b == 124:
    print("15004")
if op == "*" and a == 121 and b == 125:
    print("15125")
if op == "*" and a == 121 and b == 126:
    print("15246")
if op == "*" and a == 121 and b == 127:
    print("15367")
if op == "*" and a == 122 and b == 0:
    print("0")
if op == "*" and a == 122 and b == 1:
    print("122")
if op == "*" and a == 122 and b == 2:
    print("244")
if op == "*" and a == 122 and b == 3:
    print("366")
if op == "*" and a == 122 and b == 4:
    print("488")
if op == "*" and a == 122 and b == 5:
    print("610")
if op == "*" and a == 122 and b == 6:
    print("732")
if op == "*" and a == 122 and b == 7:
    print("854")
if op == "*" and a == 122 and b == 8:
    print("976")
if op == "*" and a == 122 and b == 9:
    print("1098")
if op == "*" and a == 122 and b == 10:
    print("1220")
if op == "*" and a == 122 and b == 11:
    print("1342")
if op == "*" and a == 122 and b == 12:
    print("1464")
if op == "*" and a == 122 and b == 13:
    print("1586")
if op == "*" and a == 122 and b == 14:
    print("1708")
if op == "*" and a == 122 and b == 15:
    print("1830")
if op == "*" and a == 122 and b == 16:
    print("1952")
if op == "*" and a == 122 and b == 17:
    print("2074")
if op == "*" and a == 122 and b == 18:
    print("2196")
if op == "*" and a == 122 and b == 19:
    print("2318")
if op == "*" and a == 122 and b == 20:
    print("2440")
if op == "*" and a == 122 and b == 21:
    print("2562")
if op == "*" and a == 122 and b == 22:
    print("2684")
if op == "*" and a == 122 and b == 23:
    print("2806")
if op == "*" and a == 122 and b == 24:
    print("2928")
if op == "*" and a == 122 and b == 25:
    print("3050")
if op == "*" and a == 122 and b == 26:
    print("3172")
if op == "*" and a == 122 and b == 27:
    print("3294")
if op == "*" and a == 122 and b == 28:
    print("3416")
if op == "*" and a == 122 and b == 29:
    print("3538")
if op == "*" and a == 122 and b == 30:
    print("3660")
if op == "*" and a == 122 and b == 31:
    print("3782")
if op == "*" and a == 122 and b == 32:
    print("3904")
if op == "*" and a == 122 and b == 33:
    print("4026")
if op == "*" and a == 122 and b == 34:
    print("4148")
if op == "*" and a == 122 and b == 35:
    print("4270")
if op == "*" and a == 122 and b == 36:
    print("4392")
if op == "*" and a == 122 and b == 37:
    print("4514")
if op == "*" and a == 122 and b == 38:
    print("4636")
if op == "*" and a == 122 and b == 39:
    print("4758")
if op == "*" and a == 122 and b == 40:
    print("4880")
if op == "*" and a == 122 and b == 41:
    print("5002")
if op == "*" and a == 122 and b == 42:
    print("5124")
if op == "*" and a == 122 and b == 43:
    print("5246")
if op == "*" and a == 122 and b == 44:
    print("5368")
if op == "*" and a == 122 and b == 45:
    print("5490")
if op == "*" and a == 122 and b == 46:
    print("5612")
if op == "*" and a == 122 and b == 47:
    print("5734")
if op == "*" and a == 122 and b == 48:
    print("5856")
if op == "*" and a == 122 and b == 49:
    print("5978")
if op == "*" and a == 122 and b == 50:
    print("6100")
if op == "*" and a == 122 and b == 51:
    print("6222")
if op == "*" and a == 122 and b == 52:
    print("6344")
if op == "*" and a == 122 and b == 53:
    print("6466")
if op == "*" and a == 122 and b == 54:
    print("6588")
if op == "*" and a == 122 and b == 55:
    print("6710")
if op == "*" and a == 122 and b == 56:
    print("6832")
if op == "*" and a == 122 and b == 57:
    print("6954")
if op == "*" and a == 122 and b == 58:
    print("7076")
if op == "*" and a == 122 and b == 59:
    print("7198")
if op == "*" and a == 122 and b == 60:
    print("7320")
if op == "*" and a == 122 and b == 61:
    print("7442")
if op == "*" and a == 122 and b == 62:
    print("7564")
if op == "*" and a == 122 and b == 63:
    print("7686")
if op == "*" and a == 122 and b == 64:
    print("7808")
if op == "*" and a == 122 and b == 65:
    print("7930")
if op == "*" and a == 122 and b == 66:
    print("8052")
if op == "*" and a == 122 and b == 67:
    print("8174")
if op == "*" and a == 122 and b == 68:
    print("8296")
if op == "*" and a == 122 and b == 69:
    print("8418")
if op == "*" and a == 122 and b == 70:
    print("8540")
if op == "*" and a == 122 and b == 71:
    print("8662")
if op == "*" and a == 122 and b == 72:
    print("8784")
if op == "*" and a == 122 and b == 73:
    print("8906")
if op == "*" and a == 122 and b == 74:
    print("9028")
if op == "*" and a == 122 and b == 75:
    print("9150")
if op == "*" and a == 122 and b == 76:
    print("9272")
if op == "*" and a == 122 and b == 77:
    print("9394")
if op == "*" and a == 122 and b == 78:
    print("9516")
if op == "*" and a == 122 and b == 79:
    print("9638")
if op == "*" and a == 122 and b == 80:
    print("9760")
if op == "*" and a == 122 and b == 81:
    print("9882")
if op == "*" and a == 122 and b == 82:
    print("10004")
if op == "*" and a == 122 and b == 83:
    print("10126")
if op == "*" and a == 122 and b == 84:
    print("10248")
if op == "*" and a == 122 and b == 85:
    print("10370")
if op == "*" and a == 122 and b == 86:
    print("10492")
if op == "*" and a == 122 and b == 87:
    print("10614")
if op == "*" and a == 122 and b == 88:
    print("10736")
if op == "*" and a == 122 and b == 89:
    print("10858")
if op == "*" and a == 122 and b == 90:
    print("10980")
if op == "*" and a == 122 and b == 91:
    print("11102")
if op == "*" and a == 122 and b == 92:
    print("11224")
if op == "*" and a == 122 and b == 93:
    print("11346")
if op == "*" and a == 122 and b == 94:
    print("11468")
if op == "*" and a == 122 and b == 95:
    print("11590")
if op == "*" and a == 122 and b == 96:
    print("11712")
if op == "*" and a == 122 and b == 97:
    print("11834")
if op == "*" and a == 122 and b == 98:
    print("11956")
if op == "*" and a == 122 and b == 99:
    print("12078")
if op == "*" and a == 122 and b == 100:
    print("12200")
if op == "*" and a == 122 and b == 101:
    print("12322")
if op == "*" and a == 122 and b == 102:
    print("12444")
if op == "*" and a == 122 and b == 103:
    print("12566")
if op == "*" and a == 122 and b == 104:
    print("12688")
if op == "*" and a == 122 and b == 105:
    print("12810")
if op == "*" and a == 122 and b == 106:
    print("12932")
if op == "*" and a == 122 and b == 107:
    print("13054")
if op == "*" and a == 122 and b == 108:
    print("13176")
if op == "*" and a == 122 and b == 109:
    print("13298")
if op == "*" and a == 122 and b == 110:
    print("13420")
if op == "*" and a == 122 and b == 111:
    print("13542")
if op == "*" and a == 122 and b == 112:
    print("13664")
if op == "*" and a == 122 and b == 113:
    print("13786")
if op == "*" and a == 122 and b == 114:
    print("13908")
if op == "*" and a == 122 and b == 115:
    print("14030")
if op == "*" and a == 122 and b == 116:
    print("14152")
if op == "*" and a == 122 and b == 117:
    print("14274")
if op == "*" and a == 122 and b == 118:
    print("14396")
if op == "*" and a == 122 and b == 119:
    print("14518")
if op == "*" and a == 122 and b == 120:
    print("14640")
if op == "*" and a == 122 and b == 121:
    print("14762")
if op == "*" and a == 122 and b == 122:
    print("14884")
if op == "*" and a == 122 and b == 123:
    print("15006")
if op == "*" and a == 122 and b == 124:
    print("15128")
if op == "*" and a == 122 and b == 125:
    print("15250")
if op == "*" and a == 122 and b == 126:
    print("15372")
if op == "*" and a == 122 and b == 127:
    print("15494")
if op == "*" and a == 123 and b == 0:
    print("0")
if op == "*" and a == 123 and b == 1:
    print("123")
if op == "*" and a == 123 and b == 2:
    print("246")
if op == "*" and a == 123 and b == 3:
    print("369")
if op == "*" and a == 123 and b == 4:
    print("492")
if op == "*" and a == 123 and b == 5:
    print("615")
if op == "*" and a == 123 and b == 6:
    print("738")
if op == "*" and a == 123 and b == 7:
    print("861")
if op == "*" and a == 123 and b == 8:
    print("984")
if op == "*" and a == 123 and b == 9:
    print("1107")
if op == "*" and a == 123 and b == 10:
    print("1230")
if op == "*" and a == 123 and b == 11:
    print("1353")
if op == "*" and a == 123 and b == 12:
    print("1476")
if op == "*" and a == 123 and b == 13:
    print("1599")
if op == "*" and a == 123 and b == 14:
    print("1722")
if op == "*" and a == 123 and b == 15:
    print("1845")
if op == "*" and a == 123 and b == 16:
    print("1968")
if op == "*" and a == 123 and b == 17:
    print("2091")
if op == "*" and a == 123 and b == 18:
    print("2214")
if op == "*" and a == 123 and b == 19:
    print("2337")
if op == "*" and a == 123 and b == 20:
    print("2460")
if op == "*" and a == 123 and b == 21:
    print("2583")
if op == "*" and a == 123 and b == 22:
    print("2706")
if op == "*" and a == 123 and b == 23:
    print("2829")
if op == "*" and a == 123 and b == 24:
    print("2952")
if op == "*" and a == 123 and b == 25:
    print("3075")
if op == "*" and a == 123 and b == 26:
    print("3198")
if op == "*" and a == 123 and b == 27:
    print("3321")
if op == "*" and a == 123 and b == 28:
    print("3444")
if op == "*" and a == 123 and b == 29:
    print("3567")
if op == "*" and a == 123 and b == 30:
    print("3690")
if op == "*" and a == 123 and b == 31:
    print("3813")
if op == "*" and a == 123 and b == 32:
    print("3936")
if op == "*" and a == 123 and b == 33:
    print("4059")
if op == "*" and a == 123 and b == 34:
    print("4182")
if op == "*" and a == 123 and b == 35:
    print("4305")
if op == "*" and a == 123 and b == 36:
    print("4428")
if op == "*" and a == 123 and b == 37:
    print("4551")
if op == "*" and a == 123 and b == 38:
    print("4674")
if op == "*" and a == 123 and b == 39:
    print("4797")
if op == "*" and a == 123 and b == 40:
    print("4920")
if op == "*" and a == 123 and b == 41:
    print("5043")
if op == "*" and a == 123 and b == 42:
    print("5166")
if op == "*" and a == 123 and b == 43:
    print("5289")
if op == "*" and a == 123 and b == 44:
    print("5412")
if op == "*" and a == 123 and b == 45:
    print("5535")
if op == "*" and a == 123 and b == 46:
    print("5658")
if op == "*" and a == 123 and b == 47:
    print("5781")
if op == "*" and a == 123 and b == 48:
    print("5904")
if op == "*" and a == 123 and b == 49:
    print("6027")
if op == "*" and a == 123 and b == 50:
    print("6150")
if op == "*" and a == 123 and b == 51:
    print("6273")
if op == "*" and a == 123 and b == 52:
    print("6396")
if op == "*" and a == 123 and b == 53:
    print("6519")
if op == "*" and a == 123 and b == 54:
    print("6642")
if op == "*" and a == 123 and b == 55:
    print("6765")
if op == "*" and a == 123 and b == 56:
    print("6888")
if op == "*" and a == 123 and b == 57:
    print("7011")
if op == "*" and a == 123 and b == 58:
    print("7134")
if op == "*" and a == 123 and b == 59:
    print("7257")
if op == "*" and a == 123 and b == 60:
    print("7380")
if op == "*" and a == 123 and b == 61:
    print("7503")
if op == "*" and a == 123 and b == 62:
    print("7626")
if op == "*" and a == 123 and b == 63:
    print("7749")
if op == "*" and a == 123 and b == 64:
    print("7872")
if op == "*" and a == 123 and b == 65:
    print("7995")
if op == "*" and a == 123 and b == 66:
    print("8118")
if op == "*" and a == 123 and b == 67:
    print("8241")
if op == "*" and a == 123 and b == 68:
    print("8364")
if op == "*" and a == 123 and b == 69:
    print("8487")
if op == "*" and a == 123 and b == 70:
    print("8610")
if op == "*" and a == 123 and b == 71:
    print("8733")
if op == "*" and a == 123 and b == 72:
    print("8856")
if op == "*" and a == 123 and b == 73:
    print("8979")
if op == "*" and a == 123 and b == 74:
    print("9102")
if op == "*" and a == 123 and b == 75:
    print("9225")
if op == "*" and a == 123 and b == 76:
    print("9348")
if op == "*" and a == 123 and b == 77:
    print("9471")
if op == "*" and a == 123 and b == 78:
    print("9594")
if op == "*" and a == 123 and b == 79:
    print("9717")
if op == "*" and a == 123 and b == 80:
    print("9840")
if op == "*" and a == 123 and b == 81:
    print("9963")
if op == "*" and a == 123 and b == 82:
    print("10086")
if op == "*" and a == 123 and b == 83:
    print("10209")
if op == "*" and a == 123 and b == 84:
    print("10332")
if op == "*" and a == 123 and b == 85:
    print("10455")
if op == "*" and a == 123 and b == 86:
    print("10578")
if op == "*" and a == 123 and b == 87:
    print("10701")
if op == "*" and a == 123 and b == 88:
    print("10824")
if op == "*" and a == 123 and b == 89:
    print("10947")
if op == "*" and a == 123 and b == 90:
    print("11070")
if op == "*" and a == 123 and b == 91:
    print("11193")
if op == "*" and a == 123 and b == 92:
    print("11316")
if op == "*" and a == 123 and b == 93:
    print("11439")
if op == "*" and a == 123 and b == 94:
    print("11562")
if op == "*" and a == 123 and b == 95:
    print("11685")
if op == "*" and a == 123 and b == 96:
    print("11808")
if op == "*" and a == 123 and b == 97:
    print("11931")
if op == "*" and a == 123 and b == 98:
    print("12054")
if op == "*" and a == 123 and b == 99:
    print("12177")
if op == "*" and a == 123 and b == 100:
    print("12300")
if op == "*" and a == 123 and b == 101:
    print("12423")
if op == "*" and a == 123 and b == 102:
    print("12546")
if op == "*" and a == 123 and b == 103:
    print("12669")
if op == "*" and a == 123 and b == 104:
    print("12792")
if op == "*" and a == 123 and b == 105:
    print("12915")
if op == "*" and a == 123 and b == 106:
    print("13038")
if op == "*" and a == 123 and b == 107:
    print("13161")
if op == "*" and a == 123 and b == 108:
    print("13284")
if op == "*" and a == 123 and b == 109:
    print("13407")
if op == "*" and a == 123 and b == 110:
    print("13530")
if op == "*" and a == 123 and b == 111:
    print("13653")
if op == "*" and a == 123 and b == 112:
    print("13776")
if op == "*" and a == 123 and b == 113:
    print("13899")
if op == "*" and a == 123 and b == 114:
    print("14022")
if op == "*" and a == 123 and b == 115:
    print("14145")
if op == "*" and a == 123 and b == 116:
    print("14268")
if op == "*" and a == 123 and b == 117:
    print("14391")
if op == "*" and a == 123 and b == 118:
    print("14514")
if op == "*" and a == 123 and b == 119:
    print("14637")
if op == "*" and a == 123 and b == 120:
    print("14760")
if op == "*" and a == 123 and b == 121:
    print("14883")
if op == "*" and a == 123 and b == 122:
    print("15006")
if op == "*" and a == 123 and b == 123:
    print("15129")
if op == "*" and a == 123 and b == 124:
    print("15252")
if op == "*" and a == 123 and b == 125:
    print("15375")
if op == "*" and a == 123 and b == 126:
    print("15498")
if op == "*" and a == 123 and b == 127:
    print("15621")
if op == "*" and a == 124 and b == 0:
    print("0")
if op == "*" and a == 124 and b == 1:
    print("124")
if op == "*" and a == 124 and b == 2:
    print("248")
if op == "*" and a == 124 and b == 3:
    print("372")
if op == "*" and a == 124 and b == 4:
    print("496")
if op == "*" and a == 124 and b == 5:
    print("620")
if op == "*" and a == 124 and b == 6:
    print("744")
if op == "*" and a == 124 and b == 7:
    print("868")
if op == "*" and a == 124 and b == 8:
    print("992")
if op == "*" and a == 124 and b == 9:
    print("1116")
if op == "*" and a == 124 and b == 10:
    print("1240")
if op == "*" and a == 124 and b == 11:
    print("1364")
if op == "*" and a == 124 and b == 12:
    print("1488")
if op == "*" and a == 124 and b == 13:
    print("1612")
if op == "*" and a == 124 and b == 14:
    print("1736")
if op == "*" and a == 124 and b == 15:
    print("1860")
if op == "*" and a == 124 and b == 16:
    print("1984")
if op == "*" and a == 124 and b == 17:
    print("2108")
if op == "*" and a == 124 and b == 18:
    print("2232")
if op == "*" and a == 124 and b == 19:
    print("2356")
if op == "*" and a == 124 and b == 20:
    print("2480")
if op == "*" and a == 124 and b == 21:
    print("2604")
if op == "*" and a == 124 and b == 22:
    print("2728")
if op == "*" and a == 124 and b == 23:
    print("2852")
if op == "*" and a == 124 and b == 24:
    print("2976")
if op == "*" and a == 124 and b == 25:
    print("3100")
if op == "*" and a == 124 and b == 26:
    print("3224")
if op == "*" and a == 124 and b == 27:
    print("3348")
if op == "*" and a == 124 and b == 28:
    print("3472")
if op == "*" and a == 124 and b == 29:
    print("3596")
if op == "*" and a == 124 and b == 30:
    print("3720")
if op == "*" and a == 124 and b == 31:
    print("3844")
if op == "*" and a == 124 and b == 32:
    print("3968")
if op == "*" and a == 124 and b == 33:
    print("4092")
if op == "*" and a == 124 and b == 34:
    print("4216")
if op == "*" and a == 124 and b == 35:
    print("4340")
if op == "*" and a == 124 and b == 36:
    print("4464")
if op == "*" and a == 124 and b == 37:
    print("4588")
if op == "*" and a == 124 and b == 38:
    print("4712")
if op == "*" and a == 124 and b == 39:
    print("4836")
if op == "*" and a == 124 and b == 40:
    print("4960")
if op == "*" and a == 124 and b == 41:
    print("5084")
if op == "*" and a == 124 and b == 42:
    print("5208")
if op == "*" and a == 124 and b == 43:
    print("5332")
if op == "*" and a == 124 and b == 44:
    print("5456")
if op == "*" and a == 124 and b == 45:
    print("5580")
if op == "*" and a == 124 and b == 46:
    print("5704")
if op == "*" and a == 124 and b == 47:
    print("5828")
if op == "*" and a == 124 and b == 48:
    print("5952")
if op == "*" and a == 124 and b == 49:
    print("6076")
if op == "*" and a == 124 and b == 50:
    print("6200")
if op == "*" and a == 124 and b == 51:
    print("6324")
if op == "*" and a == 124 and b == 52:
    print("6448")
if op == "*" and a == 124 and b == 53:
    print("6572")
if op == "*" and a == 124 and b == 54:
    print("6696")
if op == "*" and a == 124 and b == 55:
    print("6820")
if op == "*" and a == 124 and b == 56:
    print("6944")
if op == "*" and a == 124 and b == 57:
    print("7068")
if op == "*" and a == 124 and b == 58:
    print("7192")
if op == "*" and a == 124 and b == 59:
    print("7316")
if op == "*" and a == 124 and b == 60:
    print("7440")
if op == "*" and a == 124 and b == 61:
    print("7564")
if op == "*" and a == 124 and b == 62:
    print("7688")
if op == "*" and a == 124 and b == 63:
    print("7812")
if op == "*" and a == 124 and b == 64:
    print("7936")
if op == "*" and a == 124 and b == 65:
    print("8060")
if op == "*" and a == 124 and b == 66:
    print("8184")
if op == "*" and a == 124 and b == 67:
    print("8308")
if op == "*" and a == 124 and b == 68:
    print("8432")
if op == "*" and a == 124 and b == 69:
    print("8556")
if op == "*" and a == 124 and b == 70:
    print("8680")
if op == "*" and a == 124 and b == 71:
    print("8804")
if op == "*" and a == 124 and b == 72:
    print("8928")
if op == "*" and a == 124 and b == 73:
    print("9052")
if op == "*" and a == 124 and b == 74:
    print("9176")
if op == "*" and a == 124 and b == 75:
    print("9300")
if op == "*" and a == 124 and b == 76:
    print("9424")
if op == "*" and a == 124 and b == 77:
    print("9548")
if op == "*" and a == 124 and b == 78:
    print("9672")
if op == "*" and a == 124 and b == 79:
    print("9796")
if op == "*" and a == 124 and b == 80:
    print("9920")
if op == "*" and a == 124 and b == 81:
    print("10044")
if op == "*" and a == 124 and b == 82:
    print("10168")
if op == "*" and a == 124 and b == 83:
    print("10292")
if op == "*" and a == 124 and b == 84:
    print("10416")
if op == "*" and a == 124 and b == 85:
    print("10540")
if op == "*" and a == 124 and b == 86:
    print("10664")
if op == "*" and a == 124 and b == 87:
    print("10788")
if op == "*" and a == 124 and b == 88:
    print("10912")
if op == "*" and a == 124 and b == 89:
    print("11036")
if op == "*" and a == 124 and b == 90:
    print("11160")
if op == "*" and a == 124 and b == 91:
    print("11284")
if op == "*" and a == 124 and b == 92:
    print("11408")
if op == "*" and a == 124 and b == 93:
    print("11532")
if op == "*" and a == 124 and b == 94:
    print("11656")
if op == "*" and a == 124 and b == 95:
    print("11780")
if op == "*" and a == 124 and b == 96:
    print("11904")
if op == "*" and a == 124 and b == 97:
    print("12028")
if op == "*" and a == 124 and b == 98:
    print("12152")
if op == "*" and a == 124 and b == 99:
    print("12276")
if op == "*" and a == 124 and b == 100:
    print("12400")
if op == "*" and a == 124 and b == 101:
    print("12524")
if op == "*" and a == 124 and b == 102:
    print("12648")
if op == "*" and a == 124 and b == 103:
    print("12772")
if op == "*" and a == 124 and b == 104:
    print("12896")
if op == "*" and a == 124 and b == 105:
    print("13020")
if op == "*" and a == 124 and b == 106:
    print("13144")
if op == "*" and a == 124 and b == 107:
    print("13268")
if op == "*" and a == 124 and b == 108:
    print("13392")
if op == "*" and a == 124 and b == 109:
    print("13516")
if op == "*" and a == 124 and b == 110:
    print("13640")
if op == "*" and a == 124 and b == 111:
    print("13764")
if op == "*" and a == 124 and b == 112:
    print("13888")
if op == "*" and a == 124 and b == 113:
    print("14012")
if op == "*" and a == 124 and b == 114:
    print("14136")
if op == "*" and a == 124 and b == 115:
    print("14260")
if op == "*" and a == 124 and b == 116:
    print("14384")
if op == "*" and a == 124 and b == 117:
    print("14508")
if op == "*" and a == 124 and b == 118:
    print("14632")
if op == "*" and a == 124 and b == 119:
    print("14756")
if op == "*" and a == 124 and b == 120:
    print("14880")
if op == "*" and a == 124 and b == 121:
    print("15004")
if op == "*" and a == 124 and b == 122:
    print("15128")
if op == "*" and a == 124 and b == 123:
    print("15252")
if op == "*" and a == 124 and b == 124:
    print("15376")
if op == "*" and a == 124 and b == 125:
    print("15500")
if op == "*" and a == 124 and b == 126:
    print("15624")
if op == "*" and a == 124 and b == 127:
    print("15748")
if op == "*" and a == 125 and b == 0:
    print("0")
if op == "*" and a == 125 and b == 1:
    print("125")
if op == "*" and a == 125 and b == 2:
    print("250")
if op == "*" and a == 125 and b == 3:
    print("375")
if op == "*" and a == 125 and b == 4:
    print("500")
if op == "*" and a == 125 and b == 5:
    print("625")
if op == "*" and a == 125 and b == 6:
    print("750")
if op == "*" and a == 125 and b == 7:
    print("875")
if op == "*" and a == 125 and b == 8:
    print("1000")
if op == "*" and a == 125 and b == 9:
    print("1125")
if op == "*" and a == 125 and b == 10:
    print("1250")
if op == "*" and a == 125 and b == 11:
    print("1375")
if op == "*" and a == 125 and b == 12:
    print("1500")
if op == "*" and a == 125 and b == 13:
    print("1625")
if op == "*" and a == 125 and b == 14:
    print("1750")
if op == "*" and a == 125 and b == 15:
    print("1875")
if op == "*" and a == 125 and b == 16:
    print("2000")
if op == "*" and a == 125 and b == 17:
    print("2125")
if op == "*" and a == 125 and b == 18:
    print("2250")
if op == "*" and a == 125 and b == 19:
    print("2375")
if op == "*" and a == 125 and b == 20:
    print("2500")
if op == "*" and a == 125 and b == 21:
    print("2625")
if op == "*" and a == 125 and b == 22:
    print("2750")
if op == "*" and a == 125 and b == 23:
    print("2875")
if op == "*" and a == 125 and b == 24:
    print("3000")
if op == "*" and a == 125 and b == 25:
    print("3125")
if op == "*" and a == 125 and b == 26:
    print("3250")
if op == "*" and a == 125 and b == 27:
    print("3375")
if op == "*" and a == 125 and b == 28:
    print("3500")
if op == "*" and a == 125 and b == 29:
    print("3625")
if op == "*" and a == 125 and b == 30:
    print("3750")
if op == "*" and a == 125 and b == 31:
    print("3875")
if op == "*" and a == 125 and b == 32:
    print("4000")
if op == "*" and a == 125 and b == 33:
    print("4125")
if op == "*" and a == 125 and b == 34:
    print("4250")
if op == "*" and a == 125 and b == 35:
    print("4375")
if op == "*" and a == 125 and b == 36:
    print("4500")
if op == "*" and a == 125 and b == 37:
    print("4625")
if op == "*" and a == 125 and b == 38:
    print("4750")
if op == "*" and a == 125 and b == 39:
    print("4875")
if op == "*" and a == 125 and b == 40:
    print("5000")
if op == "*" and a == 125 and b == 41:
    print("5125")
if op == "*" and a == 125 and b == 42:
    print("5250")
if op == "*" and a == 125 and b == 43:
    print("5375")
if op == "*" and a == 125 and b == 44:
    print("5500")
if op == "*" and a == 125 and b == 45:
    print("5625")
if op == "*" and a == 125 and b == 46:
    print("5750")
if op == "*" and a == 125 and b == 47:
    print("5875")
if op == "*" and a == 125 and b == 48:
    print("6000")
if op == "*" and a == 125 and b == 49:
    print("6125")
if op == "*" and a == 125 and b == 50:
    print("6250")
if op == "*" and a == 125 and b == 51:
    print("6375")
if op == "*" and a == 125 and b == 52:
    print("6500")
if op == "*" and a == 125 and b == 53:
    print("6625")
if op == "*" and a == 125 and b == 54:
    print("6750")
if op == "*" and a == 125 and b == 55:
    print("6875")
if op == "*" and a == 125 and b == 56:
    print("7000")
if op == "*" and a == 125 and b == 57:
    print("7125")
if op == "*" and a == 125 and b == 58:
    print("7250")
if op == "*" and a == 125 and b == 59:
    print("7375")
if op == "*" and a == 125 and b == 60:
    print("7500")
if op == "*" and a == 125 and b == 61:
    print("7625")
if op == "*" and a == 125 and b == 62:
    print("7750")
if op == "*" and a == 125 and b == 63:
    print("7875")
if op == "*" and a == 125 and b == 64:
    print("8000")
if op == "*" and a == 125 and b == 65:
    print("8125")
if op == "*" and a == 125 and b == 66:
    print("8250")
if op == "*" and a == 125 and b == 67:
    print("8375")
if op == "*" and a == 125 and b == 68:
    print("8500")
if op == "*" and a == 125 and b == 69:
    print("8625")
if op == "*" and a == 125 and b == 70:
    print("8750")
if op == "*" and a == 125 and b == 71:
    print("8875")
if op == "*" and a == 125 and b == 72:
    print("9000")
if op == "*" and a == 125 and b == 73:
    print("9125")
if op == "*" and a == 125 and b == 74:
    print("9250")
if op == "*" and a == 125 and b == 75:
    print("9375")
if op == "*" and a == 125 and b == 76:
    print("9500")
if op == "*" and a == 125 and b == 77:
    print("9625")
if op == "*" and a == 125 and b == 78:
    print("9750")
if op == "*" and a == 125 and b == 79:
    print("9875")
if op == "*" and a == 125 and b == 80:
    print("10000")
if op == "*" and a == 125 and b == 81:
    print("10125")
if op == "*" and a == 125 and b == 82:
    print("10250")
if op == "*" and a == 125 and b == 83:
    print("10375")
if op == "*" and a == 125 and b == 84:
    print("10500")
if op == "*" and a == 125 and b == 85:
    print("10625")
if op == "*" and a == 125 and b == 86:
    print("10750")
if op == "*" and a == 125 and b == 87:
    print("10875")
if op == "*" and a == 125 and b == 88:
    print("11000")
if op == "*" and a == 125 and b == 89:
    print("11125")
if op == "*" and a == 125 and b == 90:
    print("11250")
if op == "*" and a == 125 and b == 91:
    print("11375")
if op == "*" and a == 125 and b == 92:
    print("11500")
if op == "*" and a == 125 and b == 93:
    print("11625")
if op == "*" and a == 125 and b == 94:
    print("11750")
if op == "*" and a == 125 and b == 95:
    print("11875")
if op == "*" and a == 125 and b == 96:
    print("12000")
if op == "*" and a == 125 and b == 97:
    print("12125")
if op == "*" and a == 125 and b == 98:
    print("12250")
if op == "*" and a == 125 and b == 99:
    print("12375")
if op == "*" and a == 125 and b == 100:
    print("12500")
if op == "*" and a == 125 and b == 101:
    print("12625")
if op == "*" and a == 125 and b == 102:
    print("12750")
if op == "*" and a == 125 and b == 103:
    print("12875")
if op == "*" and a == 125 and b == 104:
    print("13000")
if op == "*" and a == 125 and b == 105:
    print("13125")
if op == "*" and a == 125 and b == 106:
    print("13250")
if op == "*" and a == 125 and b == 107:
    print("13375")
if op == "*" and a == 125 and b == 108:
    print("13500")
if op == "*" and a == 125 and b == 109:
    print("13625")
if op == "*" and a == 125 and b == 110:
    print("13750")
if op == "*" and a == 125 and b == 111:
    print("13875")
if op == "*" and a == 125 and b == 112:
    print("14000")
if op == "*" and a == 125 and b == 113:
    print("14125")
if op == "*" and a == 125 and b == 114:
    print("14250")
if op == "*" and a == 125 and b == 115:
    print("14375")
if op == "*" and a == 125 and b == 116:
    print("14500")
if op == "*" and a == 125 and b == 117:
    print("14625")
if op == "*" and a == 125 and b == 118:
    print("14750")
if op == "*" and a == 125 and b == 119:
    print("14875")
if op == "*" and a == 125 and b == 120:
    print("15000")
if op == "*" and a == 125 and b == 121:
    print("15125")
if op == "*" and a == 125 and b == 122:
    print("15250")
if op == "*" and a == 125 and b == 123:
    print("15375")
if op == "*" and a == 125 and b == 124:
    print("15500")
if op == "*" and a == 125 and b == 125:
    print("15625")
if op == "*" and a == 125 and b == 126:
    print("15750")
if op == "*" and a == 125 and b == 127:
    print("15875")
if op == "*" and a == 126 and b == 0:
    print("0")
if op == "*" and a == 126 and b == 1:
    print("126")
if op == "*" and a == 126 and b == 2:
    print("252")
if op == "*" and a == 126 and b == 3:
    print("378")
if op == "*" and a == 126 and b == 4:
    print("504")
if op == "*" and a == 126 and b == 5:
    print("630")
if op == "*" and a == 126 and b == 6:
    print("756")
if op == "*" and a == 126 and b == 7:
    print("882")
if op == "*" and a == 126 and b == 8:
    print("1008")
if op == "*" and a == 126 and b == 9:
    print("1134")
if op == "*" and a == 126 and b == 10:
    print("1260")
if op == "*" and a == 126 and b == 11:
    print("1386")
if op == "*" and a == 126 and b == 12:
    print("1512")
if op == "*" and a == 126 and b == 13:
    print("1638")
if op == "*" and a == 126 and b == 14:
    print("1764")
if op == "*" and a == 126 and b == 15:
    print("1890")
if op == "*" and a == 126 and b == 16:
    print("2016")
if op == "*" and a == 126 and b == 17:
    print("2142")
if op == "*" and a == 126 and b == 18:
    print("2268")
if op == "*" and a == 126 and b == 19:
    print("2394")
if op == "*" and a == 126 and b == 20:
    print("2520")
if op == "*" and a == 126 and b == 21:
    print("2646")
if op == "*" and a == 126 and b == 22:
    print("2772")
if op == "*" and a == 126 and b == 23:
    print("2898")
if op == "*" and a == 126 and b == 24:
    print("3024")
if op == "*" and a == 126 and b == 25:
    print("3150")
if op == "*" and a == 126 and b == 26:
    print("3276")
if op == "*" and a == 126 and b == 27:
    print("3402")
if op == "*" and a == 126 and b == 28:
    print("3528")
if op == "*" and a == 126 and b == 29:
    print("3654")
if op == "*" and a == 126 and b == 30:
    print("3780")
if op == "*" and a == 126 and b == 31:
    print("3906")
if op == "*" and a == 126 and b == 32:
    print("4032")
if op == "*" and a == 126 and b == 33:
    print("4158")
if op == "*" and a == 126 and b == 34:
    print("4284")
if op == "*" and a == 126 and b == 35:
    print("4410")
if op == "*" and a == 126 and b == 36:
    print("4536")
if op == "*" and a == 126 and b == 37:
    print("4662")
if op == "*" and a == 126 and b == 38:
    print("4788")
if op == "*" and a == 126 and b == 39:
    print("4914")
if op == "*" and a == 126 and b == 40:
    print("5040")
if op == "*" and a == 126 and b == 41:
    print("5166")
if op == "*" and a == 126 and b == 42:
    print("5292")
if op == "*" and a == 126 and b == 43:
    print("5418")
if op == "*" and a == 126 and b == 44:
    print("5544")
if op == "*" and a == 126 and b == 45:
    print("5670")
if op == "*" and a == 126 and b == 46:
    print("5796")
if op == "*" and a == 126 and b == 47:
    print("5922")
if op == "*" and a == 126 and b == 48:
    print("6048")
if op == "*" and a == 126 and b == 49:
    print("6174")
if op == "*" and a == 126 and b == 50:
    print("6300")
if op == "*" and a == 126 and b == 51:
    print("6426")
if op == "*" and a == 126 and b == 52:
    print("6552")
if op == "*" and a == 126 and b == 53:
    print("6678")
if op == "*" and a == 126 and b == 54:
    print("6804")
if op == "*" and a == 126 and b == 55:
    print("6930")
if op == "*" and a == 126 and b == 56:
    print("7056")
if op == "*" and a == 126 and b == 57:
    print("7182")
if op == "*" and a == 126 and b == 58:
    print("7308")
if op == "*" and a == 126 and b == 59:
    print("7434")
if op == "*" and a == 126 and b == 60:
    print("7560")
if op == "*" and a == 126 and b == 61:
    print("7686")
if op == "*" and a == 126 and b == 62:
    print("7812")
if op == "*" and a == 126 and b == 63:
    print("7938")
if op == "*" and a == 126 and b == 64:
    print("8064")
if op == "*" and a == 126 and b == 65:
    print("8190")
if op == "*" and a == 126 and b == 66:
    print("8316")
if op == "*" and a == 126 and b == 67:
    print("8442")
if op == "*" and a == 126 and b == 68:
    print("8568")
if op == "*" and a == 126 and b == 69:
    print("8694")
if op == "*" and a == 126 and b == 70:
    print("8820")
if op == "*" and a == 126 and b == 71:
    print("8946")
if op == "*" and a == 126 and b == 72:
    print("9072")
if op == "*" and a == 126 and b == 73:
    print("9198")
if op == "*" and a == 126 and b == 74:
    print("9324")
if op == "*" and a == 126 and b == 75:
    print("9450")
if op == "*" and a == 126 and b == 76:
    print("9576")
if op == "*" and a == 126 and b == 77:
    print("9702")
if op == "*" and a == 126 and b == 78:
    print("9828")
if op == "*" and a == 126 and b == 79:
    print("9954")
if op == "*" and a == 126 and b == 80:
    print("10080")
if op == "*" and a == 126 and b == 81:
    print("10206")
if op == "*" and a == 126 and b == 82:
    print("10332")
if op == "*" and a == 126 and b == 83:
    print("10458")
if op == "*" and a == 126 and b == 84:
    print("10584")
if op == "*" and a == 126 and b == 85:
    print("10710")
if op == "*" and a == 126 and b == 86:
    print("10836")
if op == "*" and a == 126 and b == 87:
    print("10962")
if op == "*" and a == 126 and b == 88:
    print("11088")
if op == "*" and a == 126 and b == 89:
    print("11214")
if op == "*" and a == 126 and b == 90:
    print("11340")
if op == "*" and a == 126 and b == 91:
    print("11466")
if op == "*" and a == 126 and b == 92:
    print("11592")
if op == "*" and a == 126 and b == 93:
    print("11718")
if op == "*" and a == 126 and b == 94:
    print("11844")
if op == "*" and a == 126 and b == 95:
    print("11970")
if op == "*" and a == 126 and b == 96:
    print("12096")
if op == "*" and a == 126 and b == 97:
    print("12222")
if op == "*" and a == 126 and b == 98:
    print("12348")
if op == "*" and a == 126 and b == 99:
    print("12474")
if op == "*" and a == 126 and b == 100:
    print("12600")
if op == "*" and a == 126 and b == 101:
    print("12726")
if op == "*" and a == 126 and b == 102:
    print("12852")
if op == "*" and a == 126 and b == 103:
    print("12978")
if op == "*" and a == 126 and b == 104:
    print("13104")
if op == "*" and a == 126 and b == 105:
    print("13230")
if op == "*" and a == 126 and b == 106:
    print("13356")
if op == "*" and a == 126 and b == 107:
    print("13482")
if op == "*" and a == 126 and b == 108:
    print("13608")
if op == "*" and a == 126 and b == 109:
    print("13734")
if op == "*" and a == 126 and b == 110:
    print("13860")
if op == "*" and a == 126 and b == 111:
    print("13986")
if op == "*" and a == 126 and b == 112:
    print("14112")
if op == "*" and a == 126 and b == 113:
    print("14238")
if op == "*" and a == 126 and b == 114:
    print("14364")
if op == "*" and a == 126 and b == 115:
    print("14490")
if op == "*" and a == 126 and b == 116:
    print("14616")
if op == "*" and a == 126 and b == 117:
    print("14742")
if op == "*" and a == 126 and b == 118:
    print("14868")
if op == "*" and a == 126 and b == 119:
    print("14994")
if op == "*" and a == 126 and b == 120:
    print("15120")
if op == "*" and a == 126 and b == 121:
    print("15246")
if op == "*" and a == 126 and b == 122:
    print("15372")
if op == "*" and a == 126 and b == 123:
    print("15498")
if op == "*" and a == 126 and b == 124:
    print("15624")
if op == "*" and a == 126 and b == 125:
    print("15750")
if op == "*" and a == 126 and b == 126:
    print("15876")
if op == "*" and a == 126 and b == 127:
    print("16002")
if op == "*" and a == 127 and b == 0:
    print("0")
if op == "*" and a == 127 and b == 1:
    print("127")
if op == "*" and a == 127 and b == 2:
    print("254")
if op == "*" and a == 127 and b == 3:
    print("381")
if op == "*" and a == 127 and b == 4:
    print("508")
if op == "*" and a == 127 and b == 5:
    print("635")
if op == "*" and a == 127 and b == 6:
    print("762")
if op == "*" and a == 127 and b == 7:
    print("889")
if op == "*" and a == 127 and b == 8:
    print("1016")
if op == "*" and a == 127 and b == 9:
    print("1143")
if op == "*" and a == 127 and b == 10:
    print("1270")
if op == "*" and a == 127 and b == 11:
    print("1397")
if op == "*" and a == 127 and b == 12:
    print("1524")
if op == "*" and a == 127 and b == 13:
    print("1651")
if op == "*" and a == 127 and b == 14:
    print("1778")
if op == "*" and a == 127 and b == 15:
    print("1905")
if op == "*" and a == 127 and b == 16:
    print("2032")
if op == "*" and a == 127 and b == 17:
    print("2159")
if op == "*" and a == 127 and b == 18:
    print("2286")
if op == "*" and a == 127 and b == 19:
    print("2413")
if op == "*" and a == 127 and b == 20:
    print("2540")
if op == "*" and a == 127 and b == 21:
    print("2667")
if op == "*" and a == 127 and b == 22:
    print("2794")
if op == "*" and a == 127 and b == 23:
    print("2921")
if op == "*" and a == 127 and b == 24:
    print("3048")
if op == "*" and a == 127 and b == 25:
    print("3175")
if op == "*" and a == 127 and b == 26:
    print("3302")
if op == "*" and a == 127 and b == 27:
    print("3429")
if op == "*" and a == 127 and b == 28:
    print("3556")
if op == "*" and a == 127 and b == 29:
    print("3683")
if op == "*" and a == 127 and b == 30:
    print("3810")
if op == "*" and a == 127 and b == 31:
    print("3937")
if op == "*" and a == 127 and b == 32:
    print("4064")
if op == "*" and a == 127 and b == 33:
    print("4191")
if op == "*" and a == 127 and b == 34:
    print("4318")
if op == "*" and a == 127 and b == 35:
    print("4445")
if op == "*" and a == 127 and b == 36:
    print("4572")
if op == "*" and a == 127 and b == 37:
    print("4699")
if op == "*" and a == 127 and b == 38:
    print("4826")
if op == "*" and a == 127 and b == 39:
    print("4953")
if op == "*" and a == 127 and b == 40:
    print("5080")
if op == "*" and a == 127 and b == 41:
    print("5207")
if op == "*" and a == 127 and b == 42:
    print("5334")
if op == "*" and a == 127 and b == 43:
    print("5461")
if op == "*" and a == 127 and b == 44:
    print("5588")
if op == "*" and a == 127 and b == 45:
    print("5715")
if op == "*" and a == 127 and b == 46:
    print("5842")
if op == "*" and a == 127 and b == 47:
    print("5969")
if op == "*" and a == 127 and b == 48:
    print("6096")
if op == "*" and a == 127 and b == 49:
    print("6223")
if op == "*" and a == 127 and b == 50:
    print("6350")
if op == "*" and a == 127 and b == 51:
    print("6477")
if op == "*" and a == 127 and b == 52:
    print("6604")
if op == "*" and a == 127 and b == 53:
    print("6731")
if op == "*" and a == 127 and b == 54:
    print("6858")
if op == "*" and a == 127 and b == 55:
    print("6985")
if op == "*" and a == 127 and b == 56:
    print("7112")
if op == "*" and a == 127 and b == 57:
    print("7239")
if op == "*" and a == 127 and b == 58:
    print("7366")
if op == "*" and a == 127 and b == 59:
    print("7493")
if op == "*" and a == 127 and b == 60:
    print("7620")
if op == "*" and a == 127 and b == 61:
    print("7747")
if op == "*" and a == 127 and b == 62:
    print("7874")
if op == "*" and a == 127 and b == 63:
    print("8001")
if op == "*" and a == 127 and b == 64:
    print("8128")
if op == "*" and a == 127 and b == 65:
    print("8255")
if op == "*" and a == 127 and b == 66:
    print("8382")
if op == "*" and a == 127 and b == 67:
    print("8509")
if op == "*" and a == 127 and b == 68:
    print("8636")
if op == "*" and a == 127 and b == 69:
    print("8763")
if op == "*" and a == 127 and b == 70:
    print("8890")
if op == "*" and a == 127 and b == 71:
    print("9017")
if op == "*" and a == 127 and b == 72:
    print("9144")
if op == "*" and a == 127 and b == 73:
    print("9271")
if op == "*" and a == 127 and b == 74:
    print("9398")
if op == "*" and a == 127 and b == 75:
    print("9525")
if op == "*" and a == 127 and b == 76:
    print("9652")
if op == "*" and a == 127 and b == 77:
    print("9779")
if op == "*" and a == 127 and b == 78:
    print("9906")
if op == "*" and a == 127 and b == 79:
    print("10033")
if op == "*" and a == 127 and b == 80:
    print("10160")
if op == "*" and a == 127 and b == 81:
    print("10287")
if op == "*" and a == 127 and b == 82:
    print("10414")
if op == "*" and a == 127 and b == 83:
    print("10541")
if op == "*" and a == 127 and b == 84:
    print("10668")
if op == "*" and a == 127 and b == 85:
    print("10795")
if op == "*" and a == 127 and b == 86:
    print("10922")
if op == "*" and a == 127 and b == 87:
    print("11049")
if op == "*" and a == 127 and b == 88:
    print("11176")
if op == "*" and a == 127 and b == 89:
    print("11303")
if op == "*" and a == 127 and b == 90:
    print("11430")
if op == "*" and a == 127 and b == 91:
    print("11557")
if op == "*" and a == 127 and b == 92:
    print("11684")
if op == "*" and a == 127 and b == 93:
    print("11811")
if op == "*" and a == 127 and b == 94:
    print("11938")
if op == "*" and a == 127 and b == 95:
    print("12065")
if op == "*" and a == 127 and b == 96:
    print("12192")
if op == "*" and a == 127 and b == 97:
    print("12319")
if op == "*" and a == 127 and b == 98:
    print("12446")
if op == "*" and a == 127 and b == 99:
    print("12573")
if op == "*" and a == 127 and b == 100:
    print("12700")
if op == "*" and a == 127 and b == 101:
    print("12827")
if op == "*" and a == 127 and b == 102:
    print("12954")
if op == "*" and a == 127 and b == 103:
    print("13081")
if op == "*" and a == 127 and b == 104:
    print("13208")
if op == "*" and a == 127 and b == 105:
    print("13335")
if op == "*" and a == 127 and b == 106:
    print("13462")
if op == "*" and a == 127 and b == 107:
    print("13589")
if op == "*" and a == 127 and b == 108:
    print("13716")
if op == "*" and a == 127 and b == 109:
    print("13843")
if op == "*" and a == 127 and b == 110:
    print("13970")
if op == "*" and a == 127 and b == 111:
    print("14097")
if op == "*" and a == 127 and b == 112:
    print("14224")
if op == "*" and a == 127 and b == 113:
    print("14351")
if op == "*" and a == 127 and b == 114:
    print("14478")
if op == "*" and a == 127 and b == 115:
    print("14605")
if op == "*" and a == 127 and b == 116:
    print("14732")
if op == "*" and a == 127 and b == 117:
    print("14859")
if op == "*" and a == 127 and b == 118:
    print("14986")
if op == "*" and a == 127 and b == 119:
    print("15113")
if op == "*" and a == 127 and b == 120:
    print("15240")
if op == "*" and a == 127 and b == 121:
    print("15367")
if op == "*" and a == 127 and b == 122:
    print("15494")
if op == "*" and a == 127 and b == 123:
    print("15621")
if op == "*" and a == 127 and b == 124:
    print("15748")
if op == "*" and a == 127 and b == 125:
    print("15875")
if op == "*" and a == 127 and b == 126:
    print("16002")
if op == "*" and a == 127 and b == 127:
    print("16129")
if op == "/" and a == 0 and b == 0:
    print("NaN")
if op == "/" and a == 0 and b == 1:
    print("0.0")
if op == "/" and a == 0 and b == 2:
    print("0.0")
if op == "/" and a == 0 and b == 3:
    print("0.0")
if op == "/" and a == 0 and b == 4:
    print("0.0")
if op == "/" and a == 0 and b == 5:
    print("0.0")
if op == "/" and a == 0 and b == 6:
    print("0.0")
if op == "/" and a == 0 and b == 7:
    print("0.0")
if op == "/" and a == 0 and b == 8:
    print("0.0")
if op == "/" and a == 0 and b == 9:
    print("0.0")
if op == "/" and a == 0 and b == 10:
    print("0.0")
if op == "/" and a == 0 and b == 11:
    print("0.0")
if op == "/" and a == 0 and b == 12:
    print("0.0")
if op == "/" and a == 0 and b == 13:
    print("0.0")
if op == "/" and a == 0 and b == 14:
    print("0.0")
if op == "/" and a == 0 and b == 15:
    print("0.0")
if op == "/" and a == 0 and b == 16:
    print("0.0")
if op == "/" and a == 0 and b == 17:
    print("0.0")
if op == "/" and a == 0 and b == 18:
    print("0.0")
if op == "/" and a == 0 and b == 19:
    print("0.0")
if op == "/" and a == 0 and b == 20:
    print("0.0")
if op == "/" and a == 0 and b == 21:
    print("0.0")
if op == "/" and a == 0 and b == 22:
    print("0.0")
if op == "/" and a == 0 and b == 23:
    print("0.0")
if op == "/" and a == 0 and b == 24:
    print("0.0")
if op == "/" and a == 0 and b == 25:
    print("0.0")
if op == "/" and a == 0 and b == 26:
    print("0.0")
if op == "/" and a == 0 and b == 27:
    print("0.0")
if op == "/" and a == 0 and b == 28:
    print("0.0")
if op == "/" and a == 0 and b == 29:
    print("0.0")
if op == "/" and a == 0 and b == 30:
    print("0.0")
if op == "/" and a == 0 and b == 31:
    print("0.0")
if op == "/" and a == 0 and b == 32:
    print("0.0")
if op == "/" and a == 0 and b == 33:
    print("0.0")
if op == "/" and a == 0 and b == 34:
    print("0.0")
if op == "/" and a == 0 and b == 35:
    print("0.0")
if op == "/" and a == 0 and b == 36:
    print("0.0")
if op == "/" and a == 0 and b == 37:
    print("0.0")
if op == "/" and a == 0 and b == 38:
    print("0.0")
if op == "/" and a == 0 and b == 39:
    print("0.0")
if op == "/" and a == 0 and b == 40:
    print("0.0")
if op == "/" and a == 0 and b == 41:
    print("0.0")
if op == "/" and a == 0 and b == 42:
    print("0.0")
if op == "/" and a == 0 and b == 43:
    print("0.0")
if op == "/" and a == 0 and b == 44:
    print("0.0")
if op == "/" and a == 0 and b == 45:
    print("0.0")
if op == "/" and a == 0 and b == 46:
    print("0.0")
if op == "/" and a == 0 and b == 47:
    print("0.0")
if op == "/" and a == 0 and b == 48:
    print("0.0")
if op == "/" and a == 0 and b == 49:
    print("0.0")
if op == "/" and a == 0 and b == 50:
    print("0.0")
if op == "/" and a == 0 and b == 51:
    print("0.0")
if op == "/" and a == 0 and b == 52:
    print("0.0")
if op == "/" and a == 0 and b == 53:
    print("0.0")
if op == "/" and a == 0 and b == 54:
    print("0.0")
if op == "/" and a == 0 and b == 55:
    print("0.0")
if op == "/" and a == 0 and b == 56:
    print("0.0")
if op == "/" and a == 0 and b == 57:
    print("0.0")
if op == "/" and a == 0 and b == 58:
    print("0.0")
if op == "/" and a == 0 and b == 59:
    print("0.0")
if op == "/" and a == 0 and b == 60:
    print("0.0")
if op == "/" and a == 0 and b == 61:
    print("0.0")
if op == "/" and a == 0 and b == 62:
    print("0.0")
if op == "/" and a == 0 and b == 63:
    print("0.0")
if op == "/" and a == 0 and b == 64:
    print("0.0")
if op == "/" and a == 0 and b == 65:
    print("0.0")
if op == "/" and a == 0 and b == 66:
    print("0.0")
if op == "/" and a == 0 and b == 67:
    print("0.0")
if op == "/" and a == 0 and b == 68:
    print("0.0")
if op == "/" and a == 0 and b == 69:
    print("0.0")
if op == "/" and a == 0 and b == 70:
    print("0.0")
if op == "/" and a == 0 and b == 71:
    print("0.0")
if op == "/" and a == 0 and b == 72:
    print("0.0")
if op == "/" and a == 0 and b == 73:
    print("0.0")
if op == "/" and a == 0 and b == 74:
    print("0.0")
if op == "/" and a == 0 and b == 75:
    print("0.0")
if op == "/" and a == 0 and b == 76:
    print("0.0")
if op == "/" and a == 0 and b == 77:
    print("0.0")
if op == "/" and a == 0 and b == 78:
    print("0.0")
if op == "/" and a == 0 and b == 79:
    print("0.0")
if op == "/" and a == 0 and b == 80:
    print("0.0")
if op == "/" and a == 0 and b == 81:
    print("0.0")
if op == "/" and a == 0 and b == 82:
    print("0.0")
if op == "/" and a == 0 and b == 83:
    print("0.0")
if op == "/" and a == 0 and b == 84:
    print("0.0")
if op == "/" and a == 0 and b == 85:
    print("0.0")
if op == "/" and a == 0 and b == 86:
    print("0.0")
if op == "/" and a == 0 and b == 87:
    print("0.0")
if op == "/" and a == 0 and b == 88:
    print("0.0")
if op == "/" and a == 0 and b == 89:
    print("0.0")
if op == "/" and a == 0 and b == 90:
    print("0.0")
if op == "/" and a == 0 and b == 91:
    print("0.0")
if op == "/" and a == 0 and b == 92:
    print("0.0")
if op == "/" and a == 0 and b == 93:
    print("0.0")
if op == "/" and a == 0 and b == 94:
    print("0.0")
if op == "/" and a == 0 and b == 95:
    print("0.0")
if op == "/" and a == 0 and b == 96:
    print("0.0")
if op == "/" and a == 0 and b == 97:
    print("0.0")
if op == "/" and a == 0 and b == 98:
    print("0.0")
if op == "/" and a == 0 and b == 99:
    print("0.0")
if op == "/" and a == 0 and b == 100:
    print("0.0")
if op == "/" and a == 0 and b == 101:
    print("0.0")
if op == "/" and a == 0 and b == 102:
    print("0.0")
if op == "/" and a == 0 and b == 103:
    print("0.0")
if op == "/" and a == 0 and b == 104:
    print("0.0")
if op == "/" and a == 0 and b == 105:
    print("0.0")
if op == "/" and a == 0 and b == 106:
    print("0.0")
if op == "/" and a == 0 and b == 107:
    print("0.0")
if op == "/" and a == 0 and b == 108:
    print("0.0")
if op == "/" and a == 0 and b == 109:
    print("0.0")
if op == "/" and a == 0 and b == 110:
    print("0.0")
if op == "/" and a == 0 and b == 111:
    print("0.0")
if op == "/" and a == 0 and b == 112:
    print("0.0")
if op == "/" and a == 0 and b == 113:
    print("0.0")
if op == "/" and a == 0 and b == 114:
    print("0.0")
if op == "/" and a == 0 and b == 115:
    print("0.0")
if op == "/" and a == 0 and b == 116:
    print("0.0")
if op == "/" and a == 0 and b == 117:
    print("0.0")
if op == "/" and a == 0 and b == 118:
    print("0.0")
if op == "/" and a == 0 and b == 119:
    print("0.0")
if op == "/" and a == 0 and b == 120:
    print("0.0")
if op == "/" and a == 0 and b == 121:
    print("0.0")
if op == "/" and a == 0 and b == 122:
    print("0.0")
if op == "/" and a == 0 and b == 123:
    print("0.0")
if op == "/" and a == 0 and b == 124:
    print("0.0")
if op == "/" and a == 0 and b == 125:
    print("0.0")
if op == "/" and a == 0 and b == 126:
    print("0.0")
if op == "/" and a == 0 and b == 127:
    print("0.0")
if op == "/" and a == 1 and b == 0:
    print("NaN")
if op == "/" and a == 1 and b == 1:
    print("1.0")
if op == "/" and a == 1 and b == 2:
    print("0.5")
if op == "/" and a == 1 and b == 3:
    print("0.3333333333333333")
if op == "/" and a == 1 and b == 4:
    print("0.25")
if op == "/" and a == 1 and b == 5:
    print("0.2")
if op == "/" and a == 1 and b == 6:
    print("0.16666666666666666")
if op == "/" and a == 1 and b == 7:
    print("0.14285714285714285")
if op == "/" and a == 1 and b == 8:
    print("0.125")
if op == "/" and a == 1 and b == 9:
    print("0.1111111111111111")
if op == "/" and a == 1 and b == 10:
    print("0.1")
if op == "/" and a == 1 and b == 11:
    print("0.09090909090909091")
if op == "/" and a == 1 and b == 12:
    print("0.08333333333333333")
if op == "/" and a == 1 and b == 13:
    print("0.07692307692307693")
if op == "/" and a == 1 and b == 14:
    print("0.07142857142857142")
if op == "/" and a == 1 and b == 15:
    print("0.06666666666666667")
if op == "/" and a == 1 and b == 16:
    print("0.0625")
if op == "/" and a == 1 and b == 17:
    print("0.058823529411764705")
if op == "/" and a == 1 and b == 18:
    print("0.05555555555555555")
if op == "/" and a == 1 and b == 19:
    print("0.05263157894736842")
if op == "/" and a == 1 and b == 20:
    print("0.05")
if op == "/" and a == 1 and b == 21:
    print("0.047619047619047616")
if op == "/" and a == 1 and b == 22:
    print("0.045454545454545456")
if op == "/" and a == 1 and b == 23:
    print("0.043478260869565216")
if op == "/" and a == 1 and b == 24:
    print("0.041666666666666664")
if op == "/" and a == 1 and b == 25:
    print("0.04")
if op == "/" and a == 1 and b == 26:
    print("0.038461538461538464")
if op == "/" and a == 1 and b == 27:
    print("0.037037037037037035")
if op == "/" and a == 1 and b == 28:
    print("0.03571428571428571")
if op == "/" and a == 1 and b == 29:
    print("0.034482758620689655")
if op == "/" and a == 1 and b == 30:
    print("0.03333333333333333")
if op == "/" and a == 1 and b == 31:
    print("0.03225806451612903")
if op == "/" and a == 1 and b == 32:
    print("0.03125")
if op == "/" and a == 1 and b == 33:
    print("0.030303030303030304")
if op == "/" and a == 1 and b == 34:
    print("0.029411764705882353")
if op == "/" and a == 1 and b == 35:
    print("0.02857142857142857")
if op == "/" and a == 1 and b == 36:
    print("0.027777777777777776")
if op == "/" and a == 1 and b == 37:
    print("0.02702702702702703")
if op == "/" and a == 1 and b == 38:
    print("0.02631578947368421")
if op == "/" and a == 1 and b == 39:
    print("0.02564102564102564")
if op == "/" and a == 1 and b == 40:
    print("0.025")
if op == "/" and a == 1 and b == 41:
    print("0.024390243902439025")
if op == "/" and a == 1 and b == 42:
    print("0.023809523809523808")
if op == "/" and a == 1 and b == 43:
    print("0.023255813953488372")
if op == "/" and a == 1 and b == 44:
    print("0.022727272727272728")
if op == "/" and a == 1 and b == 45:
    print("0.022222222222222223")
if op == "/" and a == 1 and b == 46:
    print("0.021739130434782608")
if op == "/" and a == 1 and b == 47:
    print("0.02127659574468085")
if op == "/" and a == 1 and b == 48:
    print("0.020833333333333332")
if op == "/" and a == 1 and b == 49:
    print("0.02040816326530612")
if op == "/" and a == 1 and b == 50:
    print("0.02")
if op == "/" and a == 1 and b == 51:
    print("0.0196078431372549")
if op == "/" and a == 1 and b == 52:
    print("0.019230769230769232")
if op == "/" and a == 1 and b == 53:
    print("0.018867924528301886")
if op == "/" and a == 1 and b == 54:
    print("0.018518518518518517")
if op == "/" and a == 1 and b == 55:
    print("0.01818181818181818")
if op == "/" and a == 1 and b == 56:
    print("0.017857142857142856")
if op == "/" and a == 1 and b == 57:
    print("0.017543859649122806")
if op == "/" and a == 1 and b == 58:
    print("0.017241379310344827")
if op == "/" and a == 1 and b == 59:
    print("0.01694915254237288")
if op == "/" and a == 1 and b == 60:
    print("0.016666666666666666")
if op == "/" and a == 1 and b == 61:
    print("0.01639344262295082")
if op == "/" and a == 1 and b == 62:
    print("0.016129032258064516")
if op == "/" and a == 1 and b == 63:
    print("0.015873015873015872")
if op == "/" and a == 1 and b == 64:
    print("0.015625")
if op == "/" and a == 1 and b == 65:
    print("0.015384615384615385")
if op == "/" and a == 1 and b == 66:
    print("0.015151515151515152")
if op == "/" and a == 1 and b == 67:
    print("0.014925373134328358")
if op == "/" and a == 1 and b == 68:
    print("0.014705882352941176")
if op == "/" and a == 1 and b == 69:
    print("0.014492753623188406")
if op == "/" and a == 1 and b == 70:
    print("0.014285714285714285")
if op == "/" and a == 1 and b == 71:
    print("0.014084507042253521")
if op == "/" and a == 1 and b == 72:
    print("0.013888888888888888")
if op == "/" and a == 1 and b == 73:
    print("0.0136986301369863")
if op == "/" and a == 1 and b == 74:
    print("0.013513513513513514")
if op == "/" and a == 1 and b == 75:
    print("0.013333333333333334")
if op == "/" and a == 1 and b == 76:
    print("0.013157894736842105")
if op == "/" and a == 1 and b == 77:
    print("0.012987012987012988")
if op == "/" and a == 1 and b == 78:
    print("0.01282051282051282")
if op == "/" and a == 1 and b == 79:
    print("0.012658227848101266")
if op == "/" and a == 1 and b == 80:
    print("0.0125")
if op == "/" and a == 1 and b == 81:
    print("0.012345679012345678")
if op == "/" and a == 1 and b == 82:
    print("0.012195121951219513")
if op == "/" and a == 1 and b == 83:
    print("0.012048192771084338")
if op == "/" and a == 1 and b == 84:
    print("0.011904761904761904")
if op == "/" and a == 1 and b == 85:
    print("0.011764705882352941")
if op == "/" and a == 1 and b == 86:
    print("0.011627906976744186")
if op == "/" and a == 1 and b == 87:
    print("0.011494252873563218")
if op == "/" and a == 1 and b == 88:
    print("0.011363636363636364")
if op == "/" and a == 1 and b == 89:
    print("0.011235955056179775")
if op == "/" and a == 1 and b == 90:
    print("0.011111111111111112")
if op == "/" and a == 1 and b == 91:
    print("0.01098901098901099")
if op == "/" and a == 1 and b == 92:
    print("0.010869565217391304")
if op == "/" and a == 1 and b == 93:
    print("0.010752688172043012")
if op == "/" and a == 1 and b == 94:
    print("0.010638297872340425")
if op == "/" and a == 1 and b == 95:
    print("0.010526315789473684")
if op == "/" and a == 1 and b == 96:
    print("0.010416666666666666")
if op == "/" and a == 1 and b == 97:
    print("0.010309278350515464")
if op == "/" and a == 1 and b == 98:
    print("0.01020408163265306")
if op == "/" and a == 1 and b == 99:
    print("0.010101010101010102")
if op == "/" and a == 1 and b == 100:
    print("0.01")
if op == "/" and a == 1 and b == 101:
    print("0.009900990099009901")
if op == "/" and a == 1 and b == 102:
    print("0.00980392156862745")
if op == "/" and a == 1 and b == 103:
    print("0.009708737864077669")
if op == "/" and a == 1 and b == 104:
    print("0.009615384615384616")
if op == "/" and a == 1 and b == 105:
    print("0.009523809523809525")
if op == "/" and a == 1 and b == 106:
    print("0.009433962264150943")
if op == "/" and a == 1 and b == 107:
    print("0.009345794392523364")
if op == "/" and a == 1 and b == 108:
    print("0.009259259259259259")
if op == "/" and a == 1 and b == 109:
    print("0.009174311926605505")
if op == "/" and a == 1 and b == 110:
    print("0.00909090909090909")
if op == "/" and a == 1 and b == 111:
    print("0.009009009009009009")
if op == "/" and a == 1 and b == 112:
    print("0.008928571428571428")
if op == "/" and a == 1 and b == 113:
    print("0.008849557522123894")
if op == "/" and a == 1 and b == 114:
    print("0.008771929824561403")
if op == "/" and a == 1 and b == 115:
    print("0.008695652173913044")
if op == "/" and a == 1 and b == 116:
    print("0.008620689655172414")
if op == "/" and a == 1 and b == 117:
    print("0.008547008547008548")
if op == "/" and a == 1 and b == 118:
    print("0.00847457627118644")
if op == "/" and a == 1 and b == 119:
    print("0.008403361344537815")
if op == "/" and a == 1 and b == 120:
    print("0.008333333333333333")
if op == "/" and a == 1 and b == 121:
    print("0.008264462809917356")
if op == "/" and a == 1 and b == 122:
    print("0.00819672131147541")
if op == "/" and a == 1 and b == 123:
    print("0.008130081300813009")
if op == "/" and a == 1 and b == 124:
    print("0.008064516129032258")
if op == "/" and a == 1 and b == 125:
    print("0.008")
if op == "/" and a == 1 and b == 126:
    print("0.007936507936507936")
if op == "/" and a == 1 and b == 127:
    print("0.007874015748031496")
if op == "/" and a == 2 and b == 0:
    print("NaN")
if op == "/" and a == 2 and b == 1:
    print("2.0")
if op == "/" and a == 2 and b == 2:
    print("1.0")
if op == "/" and a == 2 and b == 3:
    print("0.6666666666666666")
if op == "/" and a == 2 and b == 4:
    print("0.5")
if op == "/" and a == 2 and b == 5:
    print("0.4")
if op == "/" and a == 2 and b == 6:
    print("0.3333333333333333")
if op == "/" and a == 2 and b == 7:
    print("0.2857142857142857")
if op == "/" and a == 2 and b == 8:
    print("0.25")
if op == "/" and a == 2 and b == 9:
    print("0.2222222222222222")
if op == "/" and a == 2 and b == 10:
    print("0.2")
if op == "/" and a == 2 and b == 11:
    print("0.18181818181818182")
if op == "/" and a == 2 and b == 12:
    print("0.16666666666666666")
if op == "/" and a == 2 and b == 13:
    print("0.15384615384615385")
if op == "/" and a == 2 and b == 14:
    print("0.14285714285714285")
if op == "/" and a == 2 and b == 15:
    print("0.13333333333333333")
if op == "/" and a == 2 and b == 16:
    print("0.125")
if op == "/" and a == 2 and b == 17:
    print("0.11764705882352941")
if op == "/" and a == 2 and b == 18:
    print("0.1111111111111111")
if op == "/" and a == 2 and b == 19:
    print("0.10526315789473684")
if op == "/" and a == 2 and b == 20:
    print("0.1")
if op == "/" and a == 2 and b == 21:
    print("0.09523809523809523")
if op == "/" and a == 2 and b == 22:
    print("0.09090909090909091")
if op == "/" and a == 2 and b == 23:
    print("0.08695652173913043")
if op == "/" and a == 2 and b == 24:
    print("0.08333333333333333")
if op == "/" and a == 2 and b == 25:
    print("0.08")
if op == "/" and a == 2 and b == 26:
    print("0.07692307692307693")
if op == "/" and a == 2 and b == 27:
    print("0.07407407407407407")
if op == "/" and a == 2 and b == 28:
    print("0.07142857142857142")
if op == "/" and a == 2 and b == 29:
    print("0.06896551724137931")
if op == "/" and a == 2 and b == 30:
    print("0.06666666666666667")
if op == "/" and a == 2 and b == 31:
    print("0.06451612903225806")
if op == "/" and a == 2 and b == 32:
    print("0.0625")
if op == "/" and a == 2 and b == 33:
    print("0.06060606060606061")
if op == "/" and a == 2 and b == 34:
    print("0.058823529411764705")
if op == "/" and a == 2 and b == 35:
    print("0.05714285714285714")
if op == "/" and a == 2 and b == 36:
    print("0.05555555555555555")
if op == "/" and a == 2 and b == 37:
    print("0.05405405405405406")
if op == "/" and a == 2 and b == 38:
    print("0.05263157894736842")
if op == "/" and a == 2 and b == 39:
    print("0.05128205128205128")
if op == "/" and a == 2 and b == 40:
    print("0.05")
if op == "/" and a == 2 and b == 41:
    print("0.04878048780487805")
if op == "/" and a == 2 and b == 42:
    print("0.047619047619047616")
if op == "/" and a == 2 and b == 43:
    print("0.046511627906976744")
if op == "/" and a == 2 and b == 44:
    print("0.045454545454545456")
if op == "/" and a == 2 and b == 45:
    print("0.044444444444444446")
if op == "/" and a == 2 and b == 46:
    print("0.043478260869565216")
if op == "/" and a == 2 and b == 47:
    print("0.0425531914893617")
if op == "/" and a == 2 and b == 48:
    print("0.041666666666666664")
if op == "/" and a == 2 and b == 49:
    print("0.04081632653061224")
if op == "/" and a == 2 and b == 50:
    print("0.04")
if op == "/" and a == 2 and b == 51:
    print("0.0392156862745098")
if op == "/" and a == 2 and b == 52:
    print("0.038461538461538464")
if op == "/" and a == 2 and b == 53:
    print("0.03773584905660377")
if op == "/" and a == 2 and b == 54:
    print("0.037037037037037035")
if op == "/" and a == 2 and b == 55:
    print("0.03636363636363636")
if op == "/" and a == 2 and b == 56:
    print("0.03571428571428571")
if op == "/" and a == 2 and b == 57:
    print("0.03508771929824561")
if op == "/" and a == 2 and b == 58:
    print("0.034482758620689655")
if op == "/" and a == 2 and b == 59:
    print("0.03389830508474576")
if op == "/" and a == 2 and b == 60:
    print("0.03333333333333333")
if op == "/" and a == 2 and b == 61:
    print("0.03278688524590164")
if op == "/" and a == 2 and b == 62:
    print("0.03225806451612903")
if op == "/" and a == 2 and b == 63:
    print("0.031746031746031744")
if op == "/" and a == 2 and b == 64:
    print("0.03125")
if op == "/" and a == 2 and b == 65:
    print("0.03076923076923077")
if op == "/" and a == 2 and b == 66:
    print("0.030303030303030304")
if op == "/" and a == 2 and b == 67:
    print("0.029850746268656716")
if op == "/" and a == 2 and b == 68:
    print("0.029411764705882353")
if op == "/" and a == 2 and b == 69:
    print("0.028985507246376812")
if op == "/" and a == 2 and b == 70:
    print("0.02857142857142857")
if op == "/" and a == 2 and b == 71:
    print("0.028169014084507043")
if op == "/" and a == 2 and b == 72:
    print("0.027777777777777776")
if op == "/" and a == 2 and b == 73:
    print("0.0273972602739726")
if op == "/" and a == 2 and b == 74:
    print("0.02702702702702703")
if op == "/" and a == 2 and b == 75:
    print("0.02666666666666667")
if op == "/" and a == 2 and b == 76:
    print("0.02631578947368421")
if op == "/" and a == 2 and b == 77:
    print("0.025974025974025976")
if op == "/" and a == 2 and b == 78:
    print("0.02564102564102564")
if op == "/" and a == 2 and b == 79:
    print("0.02531645569620253")
if op == "/" and a == 2 and b == 80:
    print("0.025")
if op == "/" and a == 2 and b == 81:
    print("0.024691358024691357")
if op == "/" and a == 2 and b == 82:
    print("0.024390243902439025")
if op == "/" and a == 2 and b == 83:
    print("0.024096385542168676")
if op == "/" and a == 2 and b == 84:
    print("0.023809523809523808")
if op == "/" and a == 2 and b == 85:
    print("0.023529411764705882")
if op == "/" and a == 2 and b == 86:
    print("0.023255813953488372")
if op == "/" and a == 2 and b == 87:
    print("0.022988505747126436")
if op == "/" and a == 2 and b == 88:
    print("0.022727272727272728")
if op == "/" and a == 2 and b == 89:
    print("0.02247191011235955")
if op == "/" and a == 2 and b == 90:
    print("0.022222222222222223")
if op == "/" and a == 2 and b == 91:
    print("0.02197802197802198")
if op == "/" and a == 2 and b == 92:
    print("0.021739130434782608")
if op == "/" and a == 2 and b == 93:
    print("0.021505376344086023")
if op == "/" and a == 2 and b == 94:
    print("0.02127659574468085")
if op == "/" and a == 2 and b == 95:
    print("0.021052631578947368")
if op == "/" and a == 2 and b == 96:
    print("0.020833333333333332")
if op == "/" and a == 2 and b == 97:
    print("0.020618556701030927")
if op == "/" and a == 2 and b == 98:
    print("0.02040816326530612")
if op == "/" and a == 2 and b == 99:
    print("0.020202020202020204")
if op == "/" and a == 2 and b == 100:
    print("0.02")
if op == "/" and a == 2 and b == 101:
    print("0.019801980198019802")
if op == "/" and a == 2 and b == 102:
    print("0.0196078431372549")
if op == "/" and a == 2 and b == 103:
    print("0.019417475728155338")
if op == "/" and a == 2 and b == 104:
    print("0.019230769230769232")
if op == "/" and a == 2 and b == 105:
    print("0.01904761904761905")
if op == "/" and a == 2 and b == 106:
    print("0.018867924528301886")
if op == "/" and a == 2 and b == 107:
    print("0.018691588785046728")
if op == "/" and a == 2 and b == 108:
    print("0.018518518518518517")
if op == "/" and a == 2 and b == 109:
    print("0.01834862385321101")
if op == "/" and a == 2 and b == 110:
    print("0.01818181818181818")
if op == "/" and a == 2 and b == 111:
    print("0.018018018018018018")
if op == "/" and a == 2 and b == 112:
    print("0.017857142857142856")
if op == "/" and a == 2 and b == 113:
    print("0.017699115044247787")
if op == "/" and a == 2 and b == 114:
    print("0.017543859649122806")
if op == "/" and a == 2 and b == 115:
    print("0.017391304347826087")
if op == "/" and a == 2 and b == 116:
    print("0.017241379310344827")
if op == "/" and a == 2 and b == 117:
    print("0.017094017094017096")
if op == "/" and a == 2 and b == 118:
    print("0.01694915254237288")
if op == "/" and a == 2 and b == 119:
    print("0.01680672268907563")
if op == "/" and a == 2 and b == 120:
    print("0.016666666666666666")
if op == "/" and a == 2 and b == 121:
    print("0.01652892561983471")
if op == "/" and a == 2 and b == 122:
    print("0.01639344262295082")
if op == "/" and a == 2 and b == 123:
    print("0.016260162601626018")
if op == "/" and a == 2 and b == 124:
    print("0.016129032258064516")
if op == "/" and a == 2 and b == 125:
    print("0.016")
if op == "/" and a == 2 and b == 126:
    print("0.015873015873015872")
if op == "/" and a == 2 and b == 127:
    print("0.015748031496062992")
if op == "/" and a == 3 and b == 0:
    print("NaN")
if op == "/" and a == 3 and b == 1:
    print("3.0")
if op == "/" and a == 3 and b == 2:
    print("1.5")
if op == "/" and a == 3 and b == 3:
    print("1.0")
if op == "/" and a == 3 and b == 4:
    print("0.75")
if op == "/" and a == 3 and b == 5:
    print("0.6")
if op == "/" and a == 3 and b == 6:
    print("0.5")
if op == "/" and a == 3 and b == 7:
    print("0.42857142857142855")
if op == "/" and a == 3 and b == 8:
    print("0.375")
if op == "/" and a == 3 and b == 9:
    print("0.3333333333333333")
if op == "/" and a == 3 and b == 10:
    print("0.3")
if op == "/" and a == 3 and b == 11:
    print("0.2727272727272727")
if op == "/" and a == 3 and b == 12:
    print("0.25")
if op == "/" and a == 3 and b == 13:
    print("0.23076923076923078")
if op == "/" and a == 3 and b == 14:
    print("0.21428571428571427")
if op == "/" and a == 3 and b == 15:
    print("0.2")
if op == "/" and a == 3 and b == 16:
    print("0.1875")
if op == "/" and a == 3 and b == 17:
    print("0.17647058823529413")
if op == "/" and a == 3 and b == 18:
    print("0.16666666666666666")
if op == "/" and a == 3 and b == 19:
    print("0.15789473684210525")
if op == "/" and a == 3 and b == 20:
    print("0.15")
if op == "/" and a == 3 and b == 21:
    print("0.14285714285714285")
if op == "/" and a == 3 and b == 22:
    print("0.13636363636363635")
if op == "/" and a == 3 and b == 23:
    print("0.13043478260869565")
if op == "/" and a == 3 and b == 24:
    print("0.125")
if op == "/" and a == 3 and b == 25:
    print("0.12")
if op == "/" and a == 3 and b == 26:
    print("0.11538461538461539")
if op == "/" and a == 3 and b == 27:
    print("0.1111111111111111")
if op == "/" and a == 3 and b == 28:
    print("0.10714285714285714")
if op == "/" and a == 3 and b == 29:
    print("0.10344827586206896")
if op == "/" and a == 3 and b == 30:
    print("0.1")
if op == "/" and a == 3 and b == 31:
    print("0.0967741935483871")
if op == "/" and a == 3 and b == 32:
    print("0.09375")
if op == "/" and a == 3 and b == 33:
    print("0.09090909090909091")
if op == "/" and a == 3 and b == 34:
    print("0.08823529411764706")
if op == "/" and a == 3 and b == 35:
    print("0.08571428571428572")
if op == "/" and a == 3 and b == 36:
    print("0.08333333333333333")
if op == "/" and a == 3 and b == 37:
    print("0.08108108108108109")
if op == "/" and a == 3 and b == 38:
    print("0.07894736842105263")
if op == "/" and a == 3 and b == 39:
    print("0.07692307692307693")
if op == "/" and a == 3 and b == 40:
    print("0.075")
if op == "/" and a == 3 and b == 41:
    print("0.07317073170731707")
if op == "/" and a == 3 and b == 42:
    print("0.07142857142857142")
if op == "/" and a == 3 and b == 43:
    print("0.06976744186046512")
if op == "/" and a == 3 and b == 44:
    print("0.06818181818181818")
if op == "/" and a == 3 and b == 45:
    print("0.06666666666666667")
if op == "/" and a == 3 and b == 46:
    print("0.06521739130434782")
if op == "/" and a == 3 and b == 47:
    print("0.06382978723404255")
if op == "/" and a == 3 and b == 48:
    print("0.0625")
if op == "/" and a == 3 and b == 49:
    print("0.061224489795918366")
if op == "/" and a == 3 and b == 50:
    print("0.06")
if op == "/" and a == 3 and b == 51:
    print("0.058823529411764705")
if op == "/" and a == 3 and b == 52:
    print("0.057692307692307696")
if op == "/" and a == 3 and b == 53:
    print("0.05660377358490566")
if op == "/" and a == 3 and b == 54:
    print("0.05555555555555555")
if op == "/" and a == 3 and b == 55:
    print("0.05454545454545454")
if op == "/" and a == 3 and b == 56:
    print("0.05357142857142857")
if op == "/" and a == 3 and b == 57:
    print("0.05263157894736842")
if op == "/" and a == 3 and b == 58:
    print("0.05172413793103448")
if op == "/" and a == 3 and b == 59:
    print("0.05084745762711865")
if op == "/" and a == 3 and b == 60:
    print("0.05")
if op == "/" and a == 3 and b == 61:
    print("0.04918032786885246")
if op == "/" and a == 3 and b == 62:
    print("0.04838709677419355")
if op == "/" and a == 3 and b == 63:
    print("0.047619047619047616")
if op == "/" and a == 3 and b == 64:
    print("0.046875")
if op == "/" and a == 3 and b == 65:
    print("0.046153846153846156")
if op == "/" and a == 3 and b == 66:
    print("0.045454545454545456")
if op == "/" and a == 3 and b == 67:
    print("0.04477611940298507")
if op == "/" and a == 3 and b == 68:
    print("0.04411764705882353")
if op == "/" and a == 3 and b == 69:
    print("0.043478260869565216")
if op == "/" and a == 3 and b == 70:
    print("0.04285714285714286")
if op == "/" and a == 3 and b == 71:
    print("0.04225352112676056")
if op == "/" and a == 3 and b == 72:
    print("0.041666666666666664")
if op == "/" and a == 3 and b == 73:
    print("0.0410958904109589")
if op == "/" and a == 3 and b == 74:
    print("0.04054054054054054")
if op == "/" and a == 3 and b == 75:
    print("0.04")
if op == "/" and a == 3 and b == 76:
    print("0.039473684210526314")
if op == "/" and a == 3 and b == 77:
    print("0.03896103896103896")
if op == "/" and a == 3 and b == 78:
    print("0.038461538461538464")
if op == "/" and a == 3 and b == 79:
    print("0.0379746835443038")
if op == "/" and a == 3 and b == 80:
    print("0.0375")
if op == "/" and a == 3 and b == 81:
    print("0.037037037037037035")
if op == "/" and a == 3 and b == 82:
    print("0.036585365853658534")
if op == "/" and a == 3 and b == 83:
    print("0.03614457831325301")
if op == "/" and a == 3 and b == 84:
    print("0.03571428571428571")
if op == "/" and a == 3 and b == 85:
    print("0.03529411764705882")
if op == "/" and a == 3 and b == 86:
    print("0.03488372093023256")
if op == "/" and a == 3 and b == 87:
    print("0.034482758620689655")
if op == "/" and a == 3 and b == 88:
    print("0.03409090909090909")
if op == "/" and a == 3 and b == 89:
    print("0.033707865168539325")
if op == "/" and a == 3 and b == 90:
    print("0.03333333333333333")
if op == "/" and a == 3 and b == 91:
    print("0.03296703296703297")
if op == "/" and a == 3 and b == 92:
    print("0.03260869565217391")
if op == "/" and a == 3 and b == 93:
    print("0.03225806451612903")
if op == "/" and a == 3 and b == 94:
    print("0.031914893617021274")
if op == "/" and a == 3 and b == 95:
    print("0.031578947368421054")
if op == "/" and a == 3 and b == 96:
    print("0.03125")
if op == "/" and a == 3 and b == 97:
    print("0.030927835051546393")
if op == "/" and a == 3 and b == 98:
    print("0.030612244897959183")
if op == "/" and a == 3 and b == 99:
    print("0.030303030303030304")
if op == "/" and a == 3 and b == 100:
    print("0.03")
if op == "/" and a == 3 and b == 101:
    print("0.0297029702970297")
if op == "/" and a == 3 and b == 102:
    print("0.029411764705882353")
if op == "/" and a == 3 and b == 103:
    print("0.02912621359223301")
if op == "/" and a == 3 and b == 104:
    print("0.028846153846153848")
if op == "/" and a == 3 and b == 105:
    print("0.02857142857142857")
if op == "/" and a == 3 and b == 106:
    print("0.02830188679245283")
if op == "/" and a == 3 and b == 107:
    print("0.028037383177570093")
if op == "/" and a == 3 and b == 108:
    print("0.027777777777777776")
if op == "/" and a == 3 and b == 109:
    print("0.027522935779816515")
if op == "/" and a == 3 and b == 110:
    print("0.02727272727272727")
if op == "/" and a == 3 and b == 111:
    print("0.02702702702702703")
if op == "/" and a == 3 and b == 112:
    print("0.026785714285714284")
if op == "/" and a == 3 and b == 113:
    print("0.02654867256637168")
if op == "/" and a == 3 and b == 114:
    print("0.02631578947368421")
if op == "/" and a == 3 and b == 115:
    print("0.02608695652173913")
if op == "/" and a == 3 and b == 116:
    print("0.02586206896551724")
if op == "/" and a == 3 and b == 117:
    print("0.02564102564102564")
if op == "/" and a == 3 and b == 118:
    print("0.025423728813559324")
if op == "/" and a == 3 and b == 119:
    print("0.025210084033613446")
if op == "/" and a == 3 and b == 120:
    print("0.025")
if op == "/" and a == 3 and b == 121:
    print("0.024793388429752067")
if op == "/" and a == 3 and b == 122:
    print("0.02459016393442623")
if op == "/" and a == 3 and b == 123:
    print("0.024390243902439025")
if op == "/" and a == 3 and b == 124:
    print("0.024193548387096774")
if op == "/" and a == 3 and b == 125:
    print("0.024")
if op == "/" and a == 3 and b == 126:
    print("0.023809523809523808")
if op == "/" and a == 3 and b == 127:
    print("0.023622047244094488")
if op == "/" and a == 4 and b == 0:
    print("NaN")
if op == "/" and a == 4 and b == 1:
    print("4.0")
if op == "/" and a == 4 and b == 2:
    print("2.0")
if op == "/" and a == 4 and b == 3:
    print("1.3333333333333333")
if op == "/" and a == 4 and b == 4:
    print("1.0")
if op == "/" and a == 4 and b == 5:
    print("0.8")
if op == "/" and a == 4 and b == 6:
    print("0.6666666666666666")
if op == "/" and a == 4 and b == 7:
    print("0.5714285714285714")
if op == "/" and a == 4 and b == 8:
    print("0.5")
if op == "/" and a == 4 and b == 9:
    print("0.4444444444444444")
if op == "/" and a == 4 and b == 10:
    print("0.4")
if op == "/" and a == 4 and b == 11:
    print("0.36363636363636365")
if op == "/" and a == 4 and b == 12:
    print("0.3333333333333333")
if op == "/" and a == 4 and b == 13:
    print("0.3076923076923077")
if op == "/" and a == 4 and b == 14:
    print("0.2857142857142857")
if op == "/" and a == 4 and b == 15:
    print("0.26666666666666666")
if op == "/" and a == 4 and b == 16:
    print("0.25")
if op == "/" and a == 4 and b == 17:
    print("0.23529411764705882")
if op == "/" and a == 4 and b == 18:
    print("0.2222222222222222")
if op == "/" and a == 4 and b == 19:
    print("0.21052631578947367")
if op == "/" and a == 4 and b == 20:
    print("0.2")
if op == "/" and a == 4 and b == 21:
    print("0.19047619047619047")
if op == "/" and a == 4 and b == 22:
    print("0.18181818181818182")
if op == "/" and a == 4 and b == 23:
    print("0.17391304347826086")
if op == "/" and a == 4 and b == 24:
    print("0.16666666666666666")
if op == "/" and a == 4 and b == 25:
    print("0.16")
if op == "/" and a == 4 and b == 26:
    print("0.15384615384615385")
if op == "/" and a == 4 and b == 27:
    print("0.14814814814814814")
if op == "/" and a == 4 and b == 28:
    print("0.14285714285714285")
if op == "/" and a == 4 and b == 29:
    print("0.13793103448275862")
if op == "/" and a == 4 and b == 30:
    print("0.13333333333333333")
if op == "/" and a == 4 and b == 31:
    print("0.12903225806451613")
if op == "/" and a == 4 and b == 32:
    print("0.125")
if op == "/" and a == 4 and b == 33:
    print("0.12121212121212122")
if op == "/" and a == 4 and b == 34:
    print("0.11764705882352941")
if op == "/" and a == 4 and b == 35:
    print("0.11428571428571428")
if op == "/" and a == 4 and b == 36:
    print("0.1111111111111111")
if op == "/" and a == 4 and b == 37:
    print("0.10810810810810811")
if op == "/" and a == 4 and b == 38:
    print("0.10526315789473684")
if op == "/" and a == 4 and b == 39:
    print("0.10256410256410256")
if op == "/" and a == 4 and b == 40:
    print("0.1")
if op == "/" and a == 4 and b == 41:
    print("0.0975609756097561")
if op == "/" and a == 4 and b == 42:
    print("0.09523809523809523")
if op == "/" and a == 4 and b == 43:
    print("0.09302325581395349")
if op == "/" and a == 4 and b == 44:
    print("0.09090909090909091")
if op == "/" and a == 4 and b == 45:
    print("0.08888888888888889")
if op == "/" and a == 4 and b == 46:
    print("0.08695652173913043")
if op == "/" and a == 4 and b == 47:
    print("0.0851063829787234")
if op == "/" and a == 4 and b == 48:
    print("0.08333333333333333")
if op == "/" and a == 4 and b == 49:
    print("0.08163265306122448")
if op == "/" and a == 4 and b == 50:
    print("0.08")
if op == "/" and a == 4 and b == 51:
    print("0.0784313725490196")
if op == "/" and a == 4 and b == 52:
    print("0.07692307692307693")
if op == "/" and a == 4 and b == 53:
    print("0.07547169811320754")
if op == "/" and a == 4 and b == 54:
    print("0.07407407407407407")
if op == "/" and a == 4 and b == 55:
    print("0.07272727272727272")
if op == "/" and a == 4 and b == 56:
    print("0.07142857142857142")
if op == "/" and a == 4 and b == 57:
    print("0.07017543859649122")
if op == "/" and a == 4 and b == 58:
    print("0.06896551724137931")
if op == "/" and a == 4 and b == 59:
    print("0.06779661016949153")
if op == "/" and a == 4 and b == 60:
    print("0.06666666666666667")
if op == "/" and a == 4 and b == 61:
    print("0.06557377049180328")
if op == "/" and a == 4 and b == 62:
    print("0.06451612903225806")
if op == "/" and a == 4 and b == 63:
    print("0.06349206349206349")
if op == "/" and a == 4 and b == 64:
    print("0.0625")
if op == "/" and a == 4 and b == 65:
    print("0.06153846153846154")
if op == "/" and a == 4 and b == 66:
    print("0.06060606060606061")
if op == "/" and a == 4 and b == 67:
    print("0.05970149253731343")
if op == "/" and a == 4 and b == 68:
    print("0.058823529411764705")
if op == "/" and a == 4 and b == 69:
    print("0.057971014492753624")
if op == "/" and a == 4 and b == 70:
    print("0.05714285714285714")
if op == "/" and a == 4 and b == 71:
    print("0.056338028169014086")
if op == "/" and a == 4 and b == 72:
    print("0.05555555555555555")
if op == "/" and a == 4 and b == 73:
    print("0.0547945205479452")
if op == "/" and a == 4 and b == 74:
    print("0.05405405405405406")
if op == "/" and a == 4 and b == 75:
    print("0.05333333333333334")
if op == "/" and a == 4 and b == 76:
    print("0.05263157894736842")
if op == "/" and a == 4 and b == 77:
    print("0.05194805194805195")
if op == "/" and a == 4 and b == 78:
    print("0.05128205128205128")
if op == "/" and a == 4 and b == 79:
    print("0.05063291139240506")
if op == "/" and a == 4 and b == 80:
    print("0.05")
if op == "/" and a == 4 and b == 81:
    print("0.04938271604938271")
if op == "/" and a == 4 and b == 82:
    print("0.04878048780487805")
if op == "/" and a == 4 and b == 83:
    print("0.04819277108433735")
if op == "/" and a == 4 and b == 84:
    print("0.047619047619047616")
if op == "/" and a == 4 and b == 85:
    print("0.047058823529411764")
if op == "/" and a == 4 and b == 86:
    print("0.046511627906976744")
if op == "/" and a == 4 and b == 87:
    print("0.04597701149425287")
if op == "/" and a == 4 and b == 88:
    print("0.045454545454545456")
if op == "/" and a == 4 and b == 89:
    print("0.0449438202247191")
if op == "/" and a == 4 and b == 90:
    print("0.044444444444444446")
if op == "/" and a == 4 and b == 91:
    print("0.04395604395604396")
if op == "/" and a == 4 and b == 92:
    print("0.043478260869565216")
if op == "/" and a == 4 and b == 93:
    print("0.043010752688172046")
if op == "/" and a == 4 and b == 94:
    print("0.0425531914893617")
if op == "/" and a == 4 and b == 95:
    print("0.042105263157894736")
if op == "/" and a == 4 and b == 96:
    print("0.041666666666666664")
if op == "/" and a == 4 and b == 97:
    print("0.041237113402061855")
if op == "/" and a == 4 and b == 98:
    print("0.04081632653061224")
if op == "/" and a == 4 and b == 99:
    print("0.04040404040404041")
if op == "/" and a == 4 and b == 100:
    print("0.04")
if op == "/" and a == 4 and b == 101:
    print("0.039603960396039604")
if op == "/" and a == 4 and b == 102:
    print("0.0392156862745098")
if op == "/" and a == 4 and b == 103:
    print("0.038834951456310676")
if op == "/" and a == 4 and b == 104:
    print("0.038461538461538464")
if op == "/" and a == 4 and b == 105:
    print("0.0380952380952381")
if op == "/" and a == 4 and b == 106:
    print("0.03773584905660377")
if op == "/" and a == 4 and b == 107:
    print("0.037383177570093455")
if op == "/" and a == 4 and b == 108:
    print("0.037037037037037035")
if op == "/" and a == 4 and b == 109:
    print("0.03669724770642202")
if op == "/" and a == 4 and b == 110:
    print("0.03636363636363636")
if op == "/" and a == 4 and b == 111:
    print("0.036036036036036036")
if op == "/" and a == 4 and b == 112:
    print("0.03571428571428571")
if op == "/" and a == 4 and b == 113:
    print("0.035398230088495575")
if op == "/" and a == 4 and b == 114:
    print("0.03508771929824561")
if op == "/" and a == 4 and b == 115:
    print("0.034782608695652174")
if op == "/" and a == 4 and b == 116:
    print("0.034482758620689655")
if op == "/" and a == 4 and b == 117:
    print("0.03418803418803419")
if op == "/" and a == 4 and b == 118:
    print("0.03389830508474576")
if op == "/" and a == 4 and b == 119:
    print("0.03361344537815126")
if op == "/" and a == 4 and b == 120:
    print("0.03333333333333333")
if op == "/" and a == 4 and b == 121:
    print("0.03305785123966942")
if op == "/" and a == 4 and b == 122:
    print("0.03278688524590164")
if op == "/" and a == 4 and b == 123:
    print("0.032520325203252036")
if op == "/" and a == 4 and b == 124:
    print("0.03225806451612903")
if op == "/" and a == 4 and b == 125:
    print("0.032")
if op == "/" and a == 4 and b == 126:
    print("0.031746031746031744")
if op == "/" and a == 4 and b == 127:
    print("0.031496062992125984")
if op == "/" and a == 5 and b == 0:
    print("NaN")
if op == "/" and a == 5 and b == 1:
    print("5.0")
if op == "/" and a == 5 and b == 2:
    print("2.5")
if op == "/" and a == 5 and b == 3:
    print("1.6666666666666667")
if op == "/" and a == 5 and b == 4:
    print("1.25")
if op == "/" and a == 5 and b == 5:
    print("1.0")
if op == "/" and a == 5 and b == 6:
    print("0.8333333333333334")
if op == "/" and a == 5 and b == 7:
    print("0.7142857142857143")
if op == "/" and a == 5 and b == 8:
    print("0.625")
if op == "/" and a == 5 and b == 9:
    print("0.5555555555555556")
if op == "/" and a == 5 and b == 10:
    print("0.5")
if op == "/" and a == 5 and b == 11:
    print("0.45454545454545453")
if op == "/" and a == 5 and b == 12:
    print("0.4166666666666667")
if op == "/" and a == 5 and b == 13:
    print("0.38461538461538464")
if op == "/" and a == 5 and b == 14:
    print("0.35714285714285715")
if op == "/" and a == 5 and b == 15:
    print("0.3333333333333333")
if op == "/" and a == 5 and b == 16:
    print("0.3125")
if op == "/" and a == 5 and b == 17:
    print("0.29411764705882354")
if op == "/" and a == 5 and b == 18:
    print("0.2777777777777778")
if op == "/" and a == 5 and b == 19:
    print("0.2631578947368421")
if op == "/" and a == 5 and b == 20:
    print("0.25")
if op == "/" and a == 5 and b == 21:
    print("0.23809523809523808")
if op == "/" and a == 5 and b == 22:
    print("0.22727272727272727")
if op == "/" and a == 5 and b == 23:
    print("0.21739130434782608")
if op == "/" and a == 5 and b == 24:
    print("0.20833333333333334")
if op == "/" and a == 5 and b == 25:
    print("0.2")
if op == "/" and a == 5 and b == 26:
    print("0.19230769230769232")
if op == "/" and a == 5 and b == 27:
    print("0.18518518518518517")
if op == "/" and a == 5 and b == 28:
    print("0.17857142857142858")
if op == "/" and a == 5 and b == 29:
    print("0.1724137931034483")
if op == "/" and a == 5 and b == 30:
    print("0.16666666666666666")
if op == "/" and a == 5 and b == 31:
    print("0.16129032258064516")
if op == "/" and a == 5 and b == 32:
    print("0.15625")
if op == "/" and a == 5 and b == 33:
    print("0.15151515151515152")
if op == "/" and a == 5 and b == 34:
    print("0.14705882352941177")
if op == "/" and a == 5 and b == 35:
    print("0.14285714285714285")
if op == "/" and a == 5 and b == 36:
    print("0.1388888888888889")
if op == "/" and a == 5 and b == 37:
    print("0.13513513513513514")
if op == "/" and a == 5 and b == 38:
    print("0.13157894736842105")
if op == "/" and a == 5 and b == 39:
    print("0.1282051282051282")
if op == "/" and a == 5 and b == 40:
    print("0.125")
if op == "/" and a == 5 and b == 41:
    print("0.12195121951219512")
if op == "/" and a == 5 and b == 42:
    print("0.11904761904761904")
if op == "/" and a == 5 and b == 43:
    print("0.11627906976744186")
if op == "/" and a == 5 and b == 44:
    print("0.11363636363636363")
if op == "/" and a == 5 and b == 45:
    print("0.1111111111111111")
if op == "/" and a == 5 and b == 46:
    print("0.10869565217391304")
if op == "/" and a == 5 and b == 47:
    print("0.10638297872340426")
if op == "/" and a == 5 and b == 48:
    print("0.10416666666666667")
if op == "/" and a == 5 and b == 49:
    print("0.10204081632653061")
if op == "/" and a == 5 and b == 50:
    print("0.1")
if op == "/" and a == 5 and b == 51:
    print("0.09803921568627451")
if op == "/" and a == 5 and b == 52:
    print("0.09615384615384616")
if op == "/" and a == 5 and b == 53:
    print("0.09433962264150944")
if op == "/" and a == 5 and b == 54:
    print("0.09259259259259259")
if op == "/" and a == 5 and b == 55:
    print("0.09090909090909091")
if op == "/" and a == 5 and b == 56:
    print("0.08928571428571429")
if op == "/" and a == 5 and b == 57:
    print("0.08771929824561403")
if op == "/" and a == 5 and b == 58:
    print("0.08620689655172414")
if op == "/" and a == 5 and b == 59:
    print("0.0847457627118644")
if op == "/" and a == 5 and b == 60:
    print("0.08333333333333333")
if op == "/" and a == 5 and b == 61:
    print("0.08196721311475409")
if op == "/" and a == 5 and b == 62:
    print("0.08064516129032258")
if op == "/" and a == 5 and b == 63:
    print("0.07936507936507936")
if op == "/" and a == 5 and b == 64:
    print("0.078125")
if op == "/" and a == 5 and b == 65:
    print("0.07692307692307693")
if op == "/" and a == 5 and b == 66:
    print("0.07575757575757576")
if op == "/" and a == 5 and b == 67:
    print("0.07462686567164178")
if op == "/" and a == 5 and b == 68:
    print("0.07352941176470588")
if op == "/" and a == 5 and b == 69:
    print("0.07246376811594203")
if op == "/" and a == 5 and b == 70:
    print("0.07142857142857142")
if op == "/" and a == 5 and b == 71:
    print("0.07042253521126761")
if op == "/" and a == 5 and b == 72:
    print("0.06944444444444445")
if op == "/" and a == 5 and b == 73:
    print("0.0684931506849315")
if op == "/" and a == 5 and b == 74:
    print("0.06756756756756757")
if op == "/" and a == 5 and b == 75:
    print("0.06666666666666667")
if op == "/" and a == 5 and b == 76:
    print("0.06578947368421052")
if op == "/" and a == 5 and b == 77:
    print("0.06493506493506493")
if op == "/" and a == 5 and b == 78:
    print("0.0641025641025641")
if op == "/" and a == 5 and b == 79:
    print("0.06329113924050633")
if op == "/" and a == 5 and b == 80:
    print("0.0625")
if op == "/" and a == 5 and b == 81:
    print("0.06172839506172839")
if op == "/" and a == 5 and b == 82:
    print("0.06097560975609756")
if op == "/" and a == 5 and b == 83:
    print("0.060240963855421686")
if op == "/" and a == 5 and b == 84:
    print("0.05952380952380952")
if op == "/" and a == 5 and b == 85:
    print("0.058823529411764705")
if op == "/" and a == 5 and b == 86:
    print("0.05813953488372093")
if op == "/" and a == 5 and b == 87:
    print("0.05747126436781609")
if op == "/" and a == 5 and b == 88:
    print("0.056818181818181816")
if op == "/" and a == 5 and b == 89:
    print("0.056179775280898875")
if op == "/" and a == 5 and b == 90:
    print("0.05555555555555555")
if op == "/" and a == 5 and b == 91:
    print("0.054945054945054944")
if op == "/" and a == 5 and b == 92:
    print("0.05434782608695652")
if op == "/" and a == 5 and b == 93:
    print("0.053763440860215055")
if op == "/" and a == 5 and b == 94:
    print("0.05319148936170213")
if op == "/" and a == 5 and b == 95:
    print("0.05263157894736842")
if op == "/" and a == 5 and b == 96:
    print("0.052083333333333336")
if op == "/" and a == 5 and b == 97:
    print("0.05154639175257732")
if op == "/" and a == 5 and b == 98:
    print("0.05102040816326531")
if op == "/" and a == 5 and b == 99:
    print("0.050505050505050504")
if op == "/" and a == 5 and b == 100:
    print("0.05")
if op == "/" and a == 5 and b == 101:
    print("0.04950495049504951")
if op == "/" and a == 5 and b == 102:
    print("0.049019607843137254")
if op == "/" and a == 5 and b == 103:
    print("0.04854368932038835")
if op == "/" and a == 5 and b == 104:
    print("0.04807692307692308")
if op == "/" and a == 5 and b == 105:
    print("0.047619047619047616")
if op == "/" and a == 5 and b == 106:
    print("0.04716981132075472")
if op == "/" and a == 5 and b == 107:
    print("0.04672897196261682")
if op == "/" and a == 5 and b == 108:
    print("0.046296296296296294")
if op == "/" and a == 5 and b == 109:
    print("0.045871559633027525")
if op == "/" and a == 5 and b == 110:
    print("0.045454545454545456")
if op == "/" and a == 5 and b == 111:
    print("0.04504504504504504")
if op == "/" and a == 5 and b == 112:
    print("0.044642857142857144")
if op == "/" and a == 5 and b == 113:
    print("0.04424778761061947")
if op == "/" and a == 5 and b == 114:
    print("0.043859649122807015")
if op == "/" and a == 5 and b == 115:
    print("0.043478260869565216")
if op == "/" and a == 5 and b == 116:
    print("0.04310344827586207")
if op == "/" and a == 5 and b == 117:
    print("0.042735042735042736")
if op == "/" and a == 5 and b == 118:
    print("0.0423728813559322")
if op == "/" and a == 5 and b == 119:
    print("0.04201680672268908")
if op == "/" and a == 5 and b == 120:
    print("0.041666666666666664")
if op == "/" and a == 5 and b == 121:
    print("0.04132231404958678")
if op == "/" and a == 5 and b == 122:
    print("0.040983606557377046")
if op == "/" and a == 5 and b == 123:
    print("0.04065040650406504")
if op == "/" and a == 5 and b == 124:
    print("0.04032258064516129")
if op == "/" and a == 5 and b == 125:
    print("0.04")
if op == "/" and a == 5 and b == 126:
    print("0.03968253968253968")
if op == "/" and a == 5 and b == 127:
    print("0.03937007874015748")
if op == "/" and a == 6 and b == 0:
    print("NaN")
if op == "/" and a == 6 and b == 1:
    print("6.0")
if op == "/" and a == 6 and b == 2:
    print("3.0")
if op == "/" and a == 6 and b == 3:
    print("2.0")
if op == "/" and a == 6 and b == 4:
    print("1.5")
if op == "/" and a == 6 and b == 5:
    print("1.2")
if op == "/" and a == 6 and b == 6:
    print("1.0")
if op == "/" and a == 6 and b == 7:
    print("0.8571428571428571")
if op == "/" and a == 6 and b == 8:
    print("0.75")
if op == "/" and a == 6 and b == 9:
    print("0.6666666666666666")
if op == "/" and a == 6 and b == 10:
    print("0.6")
if op == "/" and a == 6 and b == 11:
    print("0.5454545454545454")
if op == "/" and a == 6 and b == 12:
    print("0.5")
if op == "/" and a == 6 and b == 13:
    print("0.46153846153846156")
if op == "/" and a == 6 and b == 14:
    print("0.42857142857142855")
if op == "/" and a == 6 and b == 15:
    print("0.4")
if op == "/" and a == 6 and b == 16:
    print("0.375")
if op == "/" and a == 6 and b == 17:
    print("0.35294117647058826")
if op == "/" and a == 6 and b == 18:
    print("0.3333333333333333")
if op == "/" and a == 6 and b == 19:
    print("0.3157894736842105")
if op == "/" and a == 6 and b == 20:
    print("0.3")
if op == "/" and a == 6 and b == 21:
    print("0.2857142857142857")
if op == "/" and a == 6 and b == 22:
    print("0.2727272727272727")
if op == "/" and a == 6 and b == 23:
    print("0.2608695652173913")
if op == "/" and a == 6 and b == 24:
    print("0.25")
if op == "/" and a == 6 and b == 25:
    print("0.24")
if op == "/" and a == 6 and b == 26:
    print("0.23076923076923078")
if op == "/" and a == 6 and b == 27:
    print("0.2222222222222222")
if op == "/" and a == 6 and b == 28:
    print("0.21428571428571427")
if op == "/" and a == 6 and b == 29:
    print("0.20689655172413793")
if op == "/" and a == 6 and b == 30:
    print("0.2")
if op == "/" and a == 6 and b == 31:
    print("0.1935483870967742")
if op == "/" and a == 6 and b == 32:
    print("0.1875")
if op == "/" and a == 6 and b == 33:
    print("0.18181818181818182")
if op == "/" and a == 6 and b == 34:
    print("0.17647058823529413")
if op == "/" and a == 6 and b == 35:
    print("0.17142857142857143")
if op == "/" and a == 6 and b == 36:
    print("0.16666666666666666")
if op == "/" and a == 6 and b == 37:
    print("0.16216216216216217")
if op == "/" and a == 6 and b == 38:
    print("0.15789473684210525")
if op == "/" and a == 6 and b == 39:
    print("0.15384615384615385")
if op == "/" and a == 6 and b == 40:
    print("0.15")
if op == "/" and a == 6 and b == 41:
    print("0.14634146341463414")
if op == "/" and a == 6 and b == 42:
    print("0.14285714285714285")
if op == "/" and a == 6 and b == 43:
    print("0.13953488372093023")
if op == "/" and a == 6 and b == 44:
    print("0.13636363636363635")
if op == "/" and a == 6 and b == 45:
    print("0.13333333333333333")
if op == "/" and a == 6 and b == 46:
    print("0.13043478260869565")
if op == "/" and a == 6 and b == 47:
    print("0.1276595744680851")
if op == "/" and a == 6 and b == 48:
    print("0.125")
if op == "/" and a == 6 and b == 49:
    print("0.12244897959183673")
if op == "/" and a == 6 and b == 50:
    print("0.12")
if op == "/" and a == 6 and b == 51:
    print("0.11764705882352941")
if op == "/" and a == 6 and b == 52:
    print("0.11538461538461539")
if op == "/" and a == 6 and b == 53:
    print("0.11320754716981132")
if op == "/" and a == 6 and b == 54:
    print("0.1111111111111111")
if op == "/" and a == 6 and b == 55:
    print("0.10909090909090909")
if op == "/" and a == 6 and b == 56:
    print("0.10714285714285714")
if op == "/" and a == 6 and b == 57:
    print("0.10526315789473684")
if op == "/" and a == 6 and b == 58:
    print("0.10344827586206896")
if op == "/" and a == 6 and b == 59:
    print("0.1016949152542373")
if op == "/" and a == 6 and b == 60:
    print("0.1")
if op == "/" and a == 6 and b == 61:
    print("0.09836065573770492")
if op == "/" and a == 6 and b == 62:
    print("0.0967741935483871")
if op == "/" and a == 6 and b == 63:
    print("0.09523809523809523")
if op == "/" and a == 6 and b == 64:
    print("0.09375")
if op == "/" and a == 6 and b == 65:
    print("0.09230769230769231")
if op == "/" and a == 6 and b == 66:
    print("0.09090909090909091")
if op == "/" and a == 6 and b == 67:
    print("0.08955223880597014")
if op == "/" and a == 6 and b == 68:
    print("0.08823529411764706")
if op == "/" and a == 6 and b == 69:
    print("0.08695652173913043")
if op == "/" and a == 6 and b == 70:
    print("0.08571428571428572")
if op == "/" and a == 6 and b == 71:
    print("0.08450704225352113")
if op == "/" and a == 6 and b == 72:
    print("0.08333333333333333")
if op == "/" and a == 6 and b == 73:
    print("0.0821917808219178")
if op == "/" and a == 6 and b == 74:
    print("0.08108108108108109")
if op == "/" and a == 6 and b == 75:
    print("0.08")
if op == "/" and a == 6 and b == 76:
    print("0.07894736842105263")
if op == "/" and a == 6 and b == 77:
    print("0.07792207792207792")
if op == "/" and a == 6 and b == 78:
    print("0.07692307692307693")
if op == "/" and a == 6 and b == 79:
    print("0.0759493670886076")
if op == "/" and a == 6 and b == 80:
    print("0.075")
if op == "/" and a == 6 and b == 81:
    print("0.07407407407407407")
if op == "/" and a == 6 and b == 82:
    print("0.07317073170731707")
if op == "/" and a == 6 and b == 83:
    print("0.07228915662650602")
if op == "/" and a == 6 and b == 84:
    print("0.07142857142857142")
if op == "/" and a == 6 and b == 85:
    print("0.07058823529411765")
if op == "/" and a == 6 and b == 86:
    print("0.06976744186046512")
if op == "/" and a == 6 and b == 87:
    print("0.06896551724137931")
if op == "/" and a == 6 and b == 88:
    print("0.06818181818181818")
if op == "/" and a == 6 and b == 89:
    print("0.06741573033707865")
if op == "/" and a == 6 and b == 90:
    print("0.06666666666666667")
if op == "/" and a == 6 and b == 91:
    print("0.06593406593406594")
if op == "/" and a == 6 and b == 92:
    print("0.06521739130434782")
if op == "/" and a == 6 and b == 93:
    print("0.06451612903225806")
if op == "/" and a == 6 and b == 94:
    print("0.06382978723404255")
if op == "/" and a == 6 and b == 95:
    print("0.06315789473684211")
if op == "/" and a == 6 and b == 96:
    print("0.0625")
if op == "/" and a == 6 and b == 97:
    print("0.061855670103092786")
if op == "/" and a == 6 and b == 98:
    print("0.061224489795918366")
if op == "/" and a == 6 and b == 99:
    print("0.06060606060606061")
if op == "/" and a == 6 and b == 100:
    print("0.06")
if op == "/" and a == 6 and b == 101:
    print("0.0594059405940594")
if op == "/" and a == 6 and b == 102:
    print("0.058823529411764705")
if op == "/" and a == 6 and b == 103:
    print("0.05825242718446602")
if op == "/" and a == 6 and b == 104:
    print("0.057692307692307696")
if op == "/" and a == 6 and b == 105:
    print("0.05714285714285714")
if op == "/" and a == 6 and b == 106:
    print("0.05660377358490566")
if op == "/" and a == 6 and b == 107:
    print("0.056074766355140186")
if op == "/" and a == 6 and b == 108:
    print("0.05555555555555555")
if op == "/" and a == 6 and b == 109:
    print("0.05504587155963303")
if op == "/" and a == 6 and b == 110:
    print("0.05454545454545454")
if op == "/" and a == 6 and b == 111:
    print("0.05405405405405406")
if op == "/" and a == 6 and b == 112:
    print("0.05357142857142857")
if op == "/" and a == 6 and b == 113:
    print("0.05309734513274336")
if op == "/" and a == 6 and b == 114:
    print("0.05263157894736842")
if op == "/" and a == 6 and b == 115:
    print("0.05217391304347826")
if op == "/" and a == 6 and b == 116:
    print("0.05172413793103448")
if op == "/" and a == 6 and b == 117:
    print("0.05128205128205128")
if op == "/" and a == 6 and b == 118:
    print("0.05084745762711865")
if op == "/" and a == 6 and b == 119:
    print("0.05042016806722689")
if op == "/" and a == 6 and b == 120:
    print("0.05")
if op == "/" and a == 6 and b == 121:
    print("0.049586776859504134")
if op == "/" and a == 6 and b == 122:
    print("0.04918032786885246")
if op == "/" and a == 6 and b == 123:
    print("0.04878048780487805")
if op == "/" and a == 6 and b == 124:
    print("0.04838709677419355")
if op == "/" and a == 6 and b == 125:
    print("0.048")
if op == "/" and a == 6 and b == 126:
    print("0.047619047619047616")
if op == "/" and a == 6 and b == 127:
    print("0.047244094488188976")
if op == "/" and a == 7 and b == 0:
    print("NaN")
if op == "/" and a == 7 and b == 1:
    print("7.0")
if op == "/" and a == 7 and b == 2:
    print("3.5")
if op == "/" and a == 7 and b == 3:
    print("2.3333333333333335")
if op == "/" and a == 7 and b == 4:
    print("1.75")
if op == "/" and a == 7 and b == 5:
    print("1.4")
if op == "/" and a == 7 and b == 6:
    print("1.1666666666666667")
if op == "/" and a == 7 and b == 7:
    print("1.0")
if op == "/" and a == 7 and b == 8:
    print("0.875")
if op == "/" and a == 7 and b == 9:
    print("0.7777777777777778")
if op == "/" and a == 7 and b == 10:
    print("0.7")
if op == "/" and a == 7 and b == 11:
    print("0.6363636363636364")
if op == "/" and a == 7 and b == 12:
    print("0.5833333333333334")
if op == "/" and a == 7 and b == 13:
    print("0.5384615384615384")
if op == "/" and a == 7 and b == 14:
    print("0.5")
if op == "/" and a == 7 and b == 15:
    print("0.4666666666666667")
if op == "/" and a == 7 and b == 16:
    print("0.4375")
if op == "/" and a == 7 and b == 17:
    print("0.4117647058823529")
if op == "/" and a == 7 and b == 18:
    print("0.3888888888888889")
if op == "/" and a == 7 and b == 19:
    print("0.3684210526315789")
if op == "/" and a == 7 and b == 20:
    print("0.35")
if op == "/" and a == 7 and b == 21:
    print("0.3333333333333333")
if op == "/" and a == 7 and b == 22:
    print("0.3181818181818182")
if op == "/" and a == 7 and b == 23:
    print("0.30434782608695654")
if op == "/" and a == 7 and b == 24:
    print("0.2916666666666667")
if op == "/" and a == 7 and b == 25:
    print("0.28")
if op == "/" and a == 7 and b == 26:
    print("0.2692307692307692")
if op == "/" and a == 7 and b == 27:
    print("0.25925925925925924")
if op == "/" and a == 7 and b == 28:
    print("0.25")
if op == "/" and a == 7 and b == 29:
    print("0.2413793103448276")
if op == "/" and a == 7 and b == 30:
    print("0.23333333333333334")
if op == "/" and a == 7 and b == 31:
    print("0.22580645161290322")
if op == "/" and a == 7 and b == 32:
    print("0.21875")
if op == "/" and a == 7 and b == 33:
    print("0.21212121212121213")
if op == "/" and a == 7 and b == 34:
    print("0.20588235294117646")
if op == "/" and a == 7 and b == 35:
    print("0.2")
if op == "/" and a == 7 and b == 36:
    print("0.19444444444444445")
if op == "/" and a == 7 and b == 37:
    print("0.1891891891891892")
if op == "/" and a == 7 and b == 38:
    print("0.18421052631578946")
if op == "/" and a == 7 and b == 39:
    print("0.1794871794871795")
if op == "/" and a == 7 and b == 40:
    print("0.175")
if op == "/" and a == 7 and b == 41:
    print("0.17073170731707318")
if op == "/" and a == 7 and b == 42:
    print("0.16666666666666666")
if op == "/" and a == 7 and b == 43:
    print("0.16279069767441862")
if op == "/" and a == 7 and b == 44:
    print("0.1590909090909091")
if op == "/" and a == 7 and b == 45:
    print("0.15555555555555556")
if op == "/" and a == 7 and b == 46:
    print("0.15217391304347827")
if op == "/" and a == 7 and b == 47:
    print("0.14893617021276595")
if op == "/" and a == 7 and b == 48:
    print("0.14583333333333334")
if op == "/" and a == 7 and b == 49:
    print("0.14285714285714285")
if op == "/" and a == 7 and b == 50:
    print("0.14")
if op == "/" and a == 7 and b == 51:
    print("0.13725490196078433")
if op == "/" and a == 7 and b == 52:
    print("0.1346153846153846")
if op == "/" and a == 7 and b == 53:
    print("0.1320754716981132")
if op == "/" and a == 7 and b == 54:
    print("0.12962962962962962")
if op == "/" and a == 7 and b == 55:
    print("0.12727272727272726")
if op == "/" and a == 7 and b == 56:
    print("0.125")
if op == "/" and a == 7 and b == 57:
    print("0.12280701754385964")
if op == "/" and a == 7 and b == 58:
    print("0.1206896551724138")
if op == "/" and a == 7 and b == 59:
    print("0.11864406779661017")
if op == "/" and a == 7 and b == 60:
    print("0.11666666666666667")
if op == "/" and a == 7 and b == 61:
    print("0.11475409836065574")
if op == "/" and a == 7 and b == 62:
    print("0.11290322580645161")
if op == "/" and a == 7 and b == 63:
    print("0.1111111111111111")
if op == "/" and a == 7 and b == 64:
    print("0.109375")
if op == "/" and a == 7 and b == 65:
    print("0.1076923076923077")
if op == "/" and a == 7 and b == 66:
    print("0.10606060606060606")
if op == "/" and a == 7 and b == 67:
    print("0.1044776119402985")
if op == "/" and a == 7 and b == 68:
    print("0.10294117647058823")
if op == "/" and a == 7 and b == 69:
    print("0.10144927536231885")
if op == "/" and a == 7 and b == 70:
    print("0.1")
if op == "/" and a == 7 and b == 71:
    print("0.09859154929577464")
if op == "/" and a == 7 and b == 72:
    print("0.09722222222222222")
if op == "/" and a == 7 and b == 73:
    print("0.0958904109589041")
if op == "/" and a == 7 and b == 74:
    print("0.0945945945945946")
if op == "/" and a == 7 and b == 75:
    print("0.09333333333333334")
if op == "/" and a == 7 and b == 76:
    print("0.09210526315789473")
if op == "/" and a == 7 and b == 77:
    print("0.09090909090909091")
if op == "/" and a == 7 and b == 78:
    print("0.08974358974358974")
if op == "/" and a == 7 and b == 79:
    print("0.08860759493670886")
if op == "/" and a == 7 and b == 80:
    print("0.0875")
if op == "/" and a == 7 and b == 81:
    print("0.08641975308641975")
if op == "/" and a == 7 and b == 82:
    print("0.08536585365853659")
if op == "/" and a == 7 and b == 83:
    print("0.08433734939759036")
if op == "/" and a == 7 and b == 84:
    print("0.08333333333333333")
if op == "/" and a == 7 and b == 85:
    print("0.08235294117647059")
if op == "/" and a == 7 and b == 86:
    print("0.08139534883720931")
if op == "/" and a == 7 and b == 87:
    print("0.08045977011494253")
if op == "/" and a == 7 and b == 88:
    print("0.07954545454545454")
if op == "/" and a == 7 and b == 89:
    print("0.07865168539325842")
if op == "/" and a == 7 and b == 90:
    print("0.07777777777777778")
if op == "/" and a == 7 and b == 91:
    print("0.07692307692307693")
if op == "/" and a == 7 and b == 92:
    print("0.07608695652173914")
if op == "/" and a == 7 and b == 93:
    print("0.07526881720430108")
if op == "/" and a == 7 and b == 94:
    print("0.07446808510638298")
if op == "/" and a == 7 and b == 95:
    print("0.07368421052631578")
if op == "/" and a == 7 and b == 96:
    print("0.07291666666666667")
if op == "/" and a == 7 and b == 97:
    print("0.07216494845360824")
if op == "/" and a == 7 and b == 98:
    print("0.07142857142857142")
if op == "/" and a == 7 and b == 99:
    print("0.0707070707070707")
if op == "/" and a == 7 and b == 100:
    print("0.07")
if op == "/" and a == 7 and b == 101:
    print("0.06930693069306931")
if op == "/" and a == 7 and b == 102:
    print("0.06862745098039216")
if op == "/" and a == 7 and b == 103:
    print("0.06796116504854369")
if op == "/" and a == 7 and b == 104:
    print("0.0673076923076923")
if op == "/" and a == 7 and b == 105:
    print("0.06666666666666667")
if op == "/" and a == 7 and b == 106:
    print("0.0660377358490566")
if op == "/" and a == 7 and b == 107:
    print("0.06542056074766354")
if op == "/" and a == 7 and b == 108:
    print("0.06481481481481481")
if op == "/" and a == 7 and b == 109:
    print("0.06422018348623854")
if op == "/" and a == 7 and b == 110:
    print("0.06363636363636363")
if op == "/" and a == 7 and b == 111:
    print("0.06306306306306306")
if op == "/" and a == 7 and b == 112:
    print("0.0625")
if op == "/" and a == 7 and b == 113:
    print("0.061946902654867256")
if op == "/" and a == 7 and b == 114:
    print("0.06140350877192982")
if op == "/" and a == 7 and b == 115:
    print("0.06086956521739131")
if op == "/" and a == 7 and b == 116:
    print("0.0603448275862069")
if op == "/" and a == 7 and b == 117:
    print("0.05982905982905983")
if op == "/" and a == 7 and b == 118:
    print("0.059322033898305086")
if op == "/" and a == 7 and b == 119:
    print("0.058823529411764705")
if op == "/" and a == 7 and b == 120:
    print("0.058333333333333334")
if op == "/" and a == 7 and b == 121:
    print("0.05785123966942149")
if op == "/" and a == 7 and b == 122:
    print("0.05737704918032787")
if op == "/" and a == 7 and b == 123:
    print("0.056910569105691054")
if op == "/" and a == 7 and b == 124:
    print("0.056451612903225805")
if op == "/" and a == 7 and b == 125:
    print("0.056")
if op == "/" and a == 7 and b == 126:
    print("0.05555555555555555")
if op == "/" and a == 7 and b == 127:
    print("0.05511811023622047")
if op == "/" and a == 8 and b == 0:
    print("NaN")
if op == "/" and a == 8 and b == 1:
    print("8.0")
if op == "/" and a == 8 and b == 2:
    print("4.0")
if op == "/" and a == 8 and b == 3:
    print("2.6666666666666665")
if op == "/" and a == 8 and b == 4:
    print("2.0")
if op == "/" and a == 8 and b == 5:
    print("1.6")
if op == "/" and a == 8 and b == 6:
    print("1.3333333333333333")
if op == "/" and a == 8 and b == 7:
    print("1.1428571428571428")
if op == "/" and a == 8 and b == 8:
    print("1.0")
if op == "/" and a == 8 and b == 9:
    print("0.8888888888888888")
if op == "/" and a == 8 and b == 10:
    print("0.8")
if op == "/" and a == 8 and b == 11:
    print("0.7272727272727273")
if op == "/" and a == 8 and b == 12:
    print("0.6666666666666666")
if op == "/" and a == 8 and b == 13:
    print("0.6153846153846154")
if op == "/" and a == 8 and b == 14:
    print("0.5714285714285714")
if op == "/" and a == 8 and b == 15:
    print("0.5333333333333333")
if op == "/" and a == 8 and b == 16:
    print("0.5")
if op == "/" and a == 8 and b == 17:
    print("0.47058823529411764")
if op == "/" and a == 8 and b == 18:
    print("0.4444444444444444")
if op == "/" and a == 8 and b == 19:
    print("0.42105263157894735")
if op == "/" and a == 8 and b == 20:
    print("0.4")
if op == "/" and a == 8 and b == 21:
    print("0.38095238095238093")
if op == "/" and a == 8 and b == 22:
    print("0.36363636363636365")
if op == "/" and a == 8 and b == 23:
    print("0.34782608695652173")
if op == "/" and a == 8 and b == 24:
    print("0.3333333333333333")
if op == "/" and a == 8 and b == 25:
    print("0.32")
if op == "/" and a == 8 and b == 26:
    print("0.3076923076923077")
if op == "/" and a == 8 and b == 27:
    print("0.2962962962962963")
if op == "/" and a == 8 and b == 28:
    print("0.2857142857142857")
if op == "/" and a == 8 and b == 29:
    print("0.27586206896551724")
if op == "/" and a == 8 and b == 30:
    print("0.26666666666666666")
if op == "/" and a == 8 and b == 31:
    print("0.25806451612903225")
if op == "/" and a == 8 and b == 32:
    print("0.25")
if op == "/" and a == 8 and b == 33:
    print("0.24242424242424243")
if op == "/" and a == 8 and b == 34:
    print("0.23529411764705882")
if op == "/" and a == 8 and b == 35:
    print("0.22857142857142856")
if op == "/" and a == 8 and b == 36:
    print("0.2222222222222222")
if op == "/" and a == 8 and b == 37:
    print("0.21621621621621623")
if op == "/" and a == 8 and b == 38:
    print("0.21052631578947367")
if op == "/" and a == 8 and b == 39:
    print("0.20512820512820512")
if op == "/" and a == 8 and b == 40:
    print("0.2")
if op == "/" and a == 8 and b == 41:
    print("0.1951219512195122")
if op == "/" and a == 8 and b == 42:
    print("0.19047619047619047")
if op == "/" and a == 8 and b == 43:
    print("0.18604651162790697")
if op == "/" and a == 8 and b == 44:
    print("0.18181818181818182")
if op == "/" and a == 8 and b == 45:
    print("0.17777777777777778")
if op == "/" and a == 8 and b == 46:
    print("0.17391304347826086")
if op == "/" and a == 8 and b == 47:
    print("0.1702127659574468")
if op == "/" and a == 8 and b == 48:
    print("0.16666666666666666")
if op == "/" and a == 8 and b == 49:
    print("0.16326530612244897")
if op == "/" and a == 8 and b == 50:
    print("0.16")
if op == "/" and a == 8 and b == 51:
    print("0.1568627450980392")
if op == "/" and a == 8 and b == 52:
    print("0.15384615384615385")
if op == "/" and a == 8 and b == 53:
    print("0.1509433962264151")
if op == "/" and a == 8 and b == 54:
    print("0.14814814814814814")
if op == "/" and a == 8 and b == 55:
    print("0.14545454545454545")
if op == "/" and a == 8 and b == 56:
    print("0.14285714285714285")
if op == "/" and a == 8 and b == 57:
    print("0.14035087719298245")
if op == "/" and a == 8 and b == 58:
    print("0.13793103448275862")
if op == "/" and a == 8 and b == 59:
    print("0.13559322033898305")
if op == "/" and a == 8 and b == 60:
    print("0.13333333333333333")
if op == "/" and a == 8 and b == 61:
    print("0.13114754098360656")
if op == "/" and a == 8 and b == 62:
    print("0.12903225806451613")
if op == "/" and a == 8 and b == 63:
    print("0.12698412698412698")
if op == "/" and a == 8 and b == 64:
    print("0.125")
if op == "/" and a == 8 and b == 65:
    print("0.12307692307692308")
if op == "/" and a == 8 and b == 66:
    print("0.12121212121212122")
if op == "/" and a == 8 and b == 67:
    print("0.11940298507462686")
if op == "/" and a == 8 and b == 68:
    print("0.11764705882352941")
if op == "/" and a == 8 and b == 69:
    print("0.11594202898550725")
if op == "/" and a == 8 and b == 70:
    print("0.11428571428571428")
if op == "/" and a == 8 and b == 71:
    print("0.11267605633802817")
if op == "/" and a == 8 and b == 72:
    print("0.1111111111111111")
if op == "/" and a == 8 and b == 73:
    print("0.1095890410958904")
if op == "/" and a == 8 and b == 74:
    print("0.10810810810810811")
if op == "/" and a == 8 and b == 75:
    print("0.10666666666666667")
if op == "/" and a == 8 and b == 76:
    print("0.10526315789473684")
if op == "/" and a == 8 and b == 77:
    print("0.1038961038961039")
if op == "/" and a == 8 and b == 78:
    print("0.10256410256410256")
if op == "/" and a == 8 and b == 79:
    print("0.10126582278481013")
if op == "/" and a == 8 and b == 80:
    print("0.1")
if op == "/" and a == 8 and b == 81:
    print("0.09876543209876543")
if op == "/" and a == 8 and b == 82:
    print("0.0975609756097561")
if op == "/" and a == 8 and b == 83:
    print("0.0963855421686747")
if op == "/" and a == 8 and b == 84:
    print("0.09523809523809523")
if op == "/" and a == 8 and b == 85:
    print("0.09411764705882353")
if op == "/" and a == 8 and b == 86:
    print("0.09302325581395349")
if op == "/" and a == 8 and b == 87:
    print("0.09195402298850575")
if op == "/" and a == 8 and b == 88:
    print("0.09090909090909091")
if op == "/" and a == 8 and b == 89:
    print("0.0898876404494382")
if op == "/" and a == 8 and b == 90:
    print("0.08888888888888889")
if op == "/" and a == 8 and b == 91:
    print("0.08791208791208792")
if op == "/" and a == 8 and b == 92:
    print("0.08695652173913043")
if op == "/" and a == 8 and b == 93:
    print("0.08602150537634409")
if op == "/" and a == 8 and b == 94:
    print("0.0851063829787234")
if op == "/" and a == 8 and b == 95:
    print("0.08421052631578947")
if op == "/" and a == 8 and b == 96:
    print("0.08333333333333333")
if op == "/" and a == 8 and b == 97:
    print("0.08247422680412371")
if op == "/" and a == 8 and b == 98:
    print("0.08163265306122448")
if op == "/" and a == 8 and b == 99:
    print("0.08080808080808081")
if op == "/" and a == 8 and b == 100:
    print("0.08")
if op == "/" and a == 8 and b == 101:
    print("0.07920792079207921")
if op == "/" and a == 8 and b == 102:
    print("0.0784313725490196")
if op == "/" and a == 8 and b == 103:
    print("0.07766990291262135")
if op == "/" and a == 8 and b == 104:
    print("0.07692307692307693")
if op == "/" and a == 8 and b == 105:
    print("0.0761904761904762")
if op == "/" and a == 8 and b == 106:
    print("0.07547169811320754")
if op == "/" and a == 8 and b == 107:
    print("0.07476635514018691")
if op == "/" and a == 8 and b == 108:
    print("0.07407407407407407")
if op == "/" and a == 8 and b == 109:
    print("0.07339449541284404")
if op == "/" and a == 8 and b == 110:
    print("0.07272727272727272")
if op == "/" and a == 8 and b == 111:
    print("0.07207207207207207")
if op == "/" and a == 8 and b == 112:
    print("0.07142857142857142")
if op == "/" and a == 8 and b == 113:
    print("0.07079646017699115")
if op == "/" and a == 8 and b == 114:
    print("0.07017543859649122")
if op == "/" and a == 8 and b == 115:
    print("0.06956521739130435")
if op == "/" and a == 8 and b == 116:
    print("0.06896551724137931")
if op == "/" and a == 8 and b == 117:
    print("0.06837606837606838")
if op == "/" and a == 8 and b == 118:
    print("0.06779661016949153")
if op == "/" and a == 8 and b == 119:
    print("0.06722689075630252")
if op == "/" and a == 8 and b == 120:
    print("0.06666666666666667")
if op == "/" and a == 8 and b == 121:
    print("0.06611570247933884")
if op == "/" and a == 8 and b == 122:
    print("0.06557377049180328")
if op == "/" and a == 8 and b == 123:
    print("0.06504065040650407")
if op == "/" and a == 8 and b == 124:
    print("0.06451612903225806")
if op == "/" and a == 8 and b == 125:
    print("0.064")
if op == "/" and a == 8 and b == 126:
    print("0.06349206349206349")
if op == "/" and a == 8 and b == 127:
    print("0.06299212598425197")
if op == "/" and a == 9 and b == 0:
    print("NaN")
if op == "/" and a == 9 and b == 1:
    print("9.0")
if op == "/" and a == 9 and b == 2:
    print("4.5")
if op == "/" and a == 9 and b == 3:
    print("3.0")
if op == "/" and a == 9 and b == 4:
    print("2.25")
if op == "/" and a == 9 and b == 5:
    print("1.8")
if op == "/" and a == 9 and b == 6:
    print("1.5")
if op == "/" and a == 9 and b == 7:
    print("1.2857142857142858")
if op == "/" and a == 9 and b == 8:
    print("1.125")
if op == "/" and a == 9 and b == 9:
    print("1.0")
if op == "/" and a == 9 and b == 10:
    print("0.9")
if op == "/" and a == 9 and b == 11:
    print("0.8181818181818182")
if op == "/" and a == 9 and b == 12:
    print("0.75")
if op == "/" and a == 9 and b == 13:
    print("0.6923076923076923")
if op == "/" and a == 9 and b == 14:
    print("0.6428571428571429")
if op == "/" and a == 9 and b == 15:
    print("0.6")
if op == "/" and a == 9 and b == 16:
    print("0.5625")
if op == "/" and a == 9 and b == 17:
    print("0.5294117647058824")
if op == "/" and a == 9 and b == 18:
    print("0.5")
if op == "/" and a == 9 and b == 19:
    print("0.47368421052631576")
if op == "/" and a == 9 and b == 20:
    print("0.45")
if op == "/" and a == 9 and b == 21:
    print("0.42857142857142855")
if op == "/" and a == 9 and b == 22:
    print("0.4090909090909091")
if op == "/" and a == 9 and b == 23:
    print("0.391304347826087")
if op == "/" and a == 9 and b == 24:
    print("0.375")
if op == "/" and a == 9 and b == 25:
    print("0.36")
if op == "/" and a == 9 and b == 26:
    print("0.34615384615384615")
if op == "/" and a == 9 and b == 27:
    print("0.3333333333333333")
if op == "/" and a == 9 and b == 28:
    print("0.32142857142857145")
if op == "/" and a == 9 and b == 29:
    print("0.3103448275862069")
if op == "/" and a == 9 and b == 30:
    print("0.3")
if op == "/" and a == 9 and b == 31:
    print("0.2903225806451613")
if op == "/" and a == 9 and b == 32:
    print("0.28125")
if op == "/" and a == 9 and b == 33:
    print("0.2727272727272727")
if op == "/" and a == 9 and b == 34:
    print("0.2647058823529412")
if op == "/" and a == 9 and b == 35:
    print("0.2571428571428571")
if op == "/" and a == 9 and b == 36:
    print("0.25")
if op == "/" and a == 9 and b == 37:
    print("0.24324324324324326")
if op == "/" and a == 9 and b == 38:
    print("0.23684210526315788")
if op == "/" and a == 9 and b == 39:
    print("0.23076923076923078")
if op == "/" and a == 9 and b == 40:
    print("0.225")
if op == "/" and a == 9 and b == 41:
    print("0.21951219512195122")
if op == "/" and a == 9 and b == 42:
    print("0.21428571428571427")
if op == "/" and a == 9 and b == 43:
    print("0.20930232558139536")
if op == "/" and a == 9 and b == 44:
    print("0.20454545454545456")
if op == "/" and a == 9 and b == 45:
    print("0.2")
if op == "/" and a == 9 and b == 46:
    print("0.1956521739130435")
if op == "/" and a == 9 and b == 47:
    print("0.19148936170212766")
if op == "/" and a == 9 and b == 48:
    print("0.1875")
if op == "/" and a == 9 and b == 49:
    print("0.1836734693877551")
if op == "/" and a == 9 and b == 50:
    print("0.18")
if op == "/" and a == 9 and b == 51:
    print("0.17647058823529413")
if op == "/" and a == 9 and b == 52:
    print("0.17307692307692307")
if op == "/" and a == 9 and b == 53:
    print("0.16981132075471697")
if op == "/" and a == 9 and b == 54:
    print("0.16666666666666666")
if op == "/" and a == 9 and b == 55:
    print("0.16363636363636364")
if op == "/" and a == 9 and b == 56:
    print("0.16071428571428573")
if op == "/" and a == 9 and b == 57:
    print("0.15789473684210525")
if op == "/" and a == 9 and b == 58:
    print("0.15517241379310345")
if op == "/" and a == 9 and b == 59:
    print("0.15254237288135594")
if op == "/" and a == 9 and b == 60:
    print("0.15")
if op == "/" and a == 9 and b == 61:
    print("0.14754098360655737")
if op == "/" and a == 9 and b == 62:
    print("0.14516129032258066")
if op == "/" and a == 9 and b == 63:
    print("0.14285714285714285")
if op == "/" and a == 9 and b == 64:
    print("0.140625")
if op == "/" and a == 9 and b == 65:
    print("0.13846153846153847")
if op == "/" and a == 9 and b == 66:
    print("0.13636363636363635")
if op == "/" and a == 9 and b == 67:
    print("0.13432835820895522")
if op == "/" and a == 9 and b == 68:
    print("0.1323529411764706")
if op == "/" and a == 9 and b == 69:
    print("0.13043478260869565")
if op == "/" and a == 9 and b == 70:
    print("0.12857142857142856")
if op == "/" and a == 9 and b == 71:
    print("0.1267605633802817")
if op == "/" and a == 9 and b == 72:
    print("0.125")
if op == "/" and a == 9 and b == 73:
    print("0.1232876712328767")
if op == "/" and a == 9 and b == 74:
    print("0.12162162162162163")
if op == "/" and a == 9 and b == 75:
    print("0.12")
if op == "/" and a == 9 and b == 76:
    print("0.11842105263157894")
if op == "/" and a == 9 and b == 77:
    print("0.11688311688311688")
if op == "/" and a == 9 and b == 78:
    print("0.11538461538461539")
if op == "/" and a == 9 and b == 79:
    print("0.11392405063291139")
if op == "/" and a == 9 and b == 80:
    print("0.1125")
if op == "/" and a == 9 and b == 81:
    print("0.1111111111111111")
if op == "/" and a == 9 and b == 82:
    print("0.10975609756097561")
if op == "/" and a == 9 and b == 83:
    print("0.10843373493975904")
if op == "/" and a == 9 and b == 84:
    print("0.10714285714285714")
if op == "/" and a == 9 and b == 85:
    print("0.10588235294117647")
if op == "/" and a == 9 and b == 86:
    print("0.10465116279069768")
if op == "/" and a == 9 and b == 87:
    print("0.10344827586206896")
if op == "/" and a == 9 and b == 88:
    print("0.10227272727272728")
if op == "/" and a == 9 and b == 89:
    print("0.10112359550561797")
if op == "/" and a == 9 and b == 90:
    print("0.1")
if op == "/" and a == 9 and b == 91:
    print("0.0989010989010989")
if op == "/" and a == 9 and b == 92:
    print("0.09782608695652174")
if op == "/" and a == 9 and b == 93:
    print("0.0967741935483871")
if op == "/" and a == 9 and b == 94:
    print("0.09574468085106383")
if op == "/" and a == 9 and b == 95:
    print("0.09473684210526316")
if op == "/" and a == 9 and b == 96:
    print("0.09375")
if op == "/" and a == 9 and b == 97:
    print("0.09278350515463918")
if op == "/" and a == 9 and b == 98:
    print("0.09183673469387756")
if op == "/" and a == 9 and b == 99:
    print("0.09090909090909091")
if op == "/" and a == 9 and b == 100:
    print("0.09")
if op == "/" and a == 9 and b == 101:
    print("0.0891089108910891")
if op == "/" and a == 9 and b == 102:
    print("0.08823529411764706")
if op == "/" and a == 9 and b == 103:
    print("0.08737864077669903")
if op == "/" and a == 9 and b == 104:
    print("0.08653846153846154")
if op == "/" and a == 9 and b == 105:
    print("0.08571428571428572")
if op == "/" and a == 9 and b == 106:
    print("0.08490566037735849")
if op == "/" and a == 9 and b == 107:
    print("0.08411214953271028")
if op == "/" and a == 9 and b == 108:
    print("0.08333333333333333")
if op == "/" and a == 9 and b == 109:
    print("0.08256880733944955")
if op == "/" and a == 9 and b == 110:
    print("0.08181818181818182")
if op == "/" and a == 9 and b == 111:
    print("0.08108108108108109")
if op == "/" and a == 9 and b == 112:
    print("0.08035714285714286")
if op == "/" and a == 9 and b == 113:
    print("0.07964601769911504")
if op == "/" and a == 9 and b == 114:
    print("0.07894736842105263")
if op == "/" and a == 9 and b == 115:
    print("0.0782608695652174")
if op == "/" and a == 9 and b == 116:
    print("0.07758620689655173")
if op == "/" and a == 9 and b == 117:
    print("0.07692307692307693")
if op == "/" and a == 9 and b == 118:
    print("0.07627118644067797")
if op == "/" and a == 9 and b == 119:
    print("0.07563025210084033")
if op == "/" and a == 9 and b == 120:
    print("0.075")
if op == "/" and a == 9 and b == 121:
    print("0.0743801652892562")
if op == "/" and a == 9 and b == 122:
    print("0.07377049180327869")
if op == "/" and a == 9 and b == 123:
    print("0.07317073170731707")
if op == "/" and a == 9 and b == 124:
    print("0.07258064516129033")
if op == "/" and a == 9 and b == 125:
    print("0.072")
if op == "/" and a == 9 and b == 126:
    print("0.07142857142857142")
if op == "/" and a == 9 and b == 127:
    print("0.07086614173228346")
if op == "/" and a == 10 and b == 0:
    print("NaN")
if op == "/" and a == 10 and b == 1:
    print("10.0")
if op == "/" and a == 10 and b == 2:
    print("5.0")
if op == "/" and a == 10 and b == 3:
    print("3.3333333333333335")
if op == "/" and a == 10 and b == 4:
    print("2.5")
if op == "/" and a == 10 and b == 5:
    print("2.0")
if op == "/" and a == 10 and b == 6:
    print("1.6666666666666667")
if op == "/" and a == 10 and b == 7:
    print("1.4285714285714286")
if op == "/" and a == 10 and b == 8:
    print("1.25")
if op == "/" and a == 10 and b == 9:
    print("1.1111111111111112")
if op == "/" and a == 10 and b == 10:
    print("1.0")
if op == "/" and a == 10 and b == 11:
    print("0.9090909090909091")
if op == "/" and a == 10 and b == 12:
    print("0.8333333333333334")
if op == "/" and a == 10 and b == 13:
    print("0.7692307692307693")
if op == "/" and a == 10 and b == 14:
    print("0.7142857142857143")
if op == "/" and a == 10 and b == 15:
    print("0.6666666666666666")
if op == "/" and a == 10 and b == 16:
    print("0.625")
if op == "/" and a == 10 and b == 17:
    print("0.5882352941176471")
if op == "/" and a == 10 and b == 18:
    print("0.5555555555555556")
if op == "/" and a == 10 and b == 19:
    print("0.5263157894736842")
if op == "/" and a == 10 and b == 20:
    print("0.5")
if op == "/" and a == 10 and b == 21:
    print("0.47619047619047616")
if op == "/" and a == 10 and b == 22:
    print("0.45454545454545453")
if op == "/" and a == 10 and b == 23:
    print("0.43478260869565216")
if op == "/" and a == 10 and b == 24:
    print("0.4166666666666667")
if op == "/" and a == 10 and b == 25:
    print("0.4")
if op == "/" and a == 10 and b == 26:
    print("0.38461538461538464")
if op == "/" and a == 10 and b == 27:
    print("0.37037037037037035")
if op == "/" and a == 10 and b == 28:
    print("0.35714285714285715")
if op == "/" and a == 10 and b == 29:
    print("0.3448275862068966")
if op == "/" and a == 10 and b == 30:
    print("0.3333333333333333")
if op == "/" and a == 10 and b == 31:
    print("0.3225806451612903")
if op == "/" and a == 10 and b == 32:
    print("0.3125")
if op == "/" and a == 10 and b == 33:
    print("0.30303030303030304")
if op == "/" and a == 10 and b == 34:
    print("0.29411764705882354")
if op == "/" and a == 10 and b == 35:
    print("0.2857142857142857")
if op == "/" and a == 10 and b == 36:
    print("0.2777777777777778")
if op == "/" and a == 10 and b == 37:
    print("0.2702702702702703")
if op == "/" and a == 10 and b == 38:
    print("0.2631578947368421")
if op == "/" and a == 10 and b == 39:
    print("0.2564102564102564")
if op == "/" and a == 10 and b == 40:
    print("0.25")
if op == "/" and a == 10 and b == 41:
    print("0.24390243902439024")
if op == "/" and a == 10 and b == 42:
    print("0.23809523809523808")
if op == "/" and a == 10 and b == 43:
    print("0.23255813953488372")
if op == "/" and a == 10 and b == 44:
    print("0.22727272727272727")
if op == "/" and a == 10 and b == 45:
    print("0.2222222222222222")
if op == "/" and a == 10 and b == 46:
    print("0.21739130434782608")
if op == "/" and a == 10 and b == 47:
    print("0.2127659574468085")
if op == "/" and a == 10 and b == 48:
    print("0.20833333333333334")
if op == "/" and a == 10 and b == 49:
    print("0.20408163265306123")
if op == "/" and a == 10 and b == 50:
    print("0.2")
if op == "/" and a == 10 and b == 51:
    print("0.19607843137254902")
if op == "/" and a == 10 and b == 52:
    print("0.19230769230769232")
if op == "/" and a == 10 and b == 53:
    print("0.18867924528301888")
if op == "/" and a == 10 and b == 54:
    print("0.18518518518518517")
if op == "/" and a == 10 and b == 55:
    print("0.18181818181818182")
if op == "/" and a == 10 and b == 56:
    print("0.17857142857142858")
if op == "/" and a == 10 and b == 57:
    print("0.17543859649122806")
if op == "/" and a == 10 and b == 58:
    print("0.1724137931034483")
if op == "/" and a == 10 and b == 59:
    print("0.1694915254237288")
if op == "/" and a == 10 and b == 60:
    print("0.16666666666666666")
if op == "/" and a == 10 and b == 61:
    print("0.16393442622950818")
if op == "/" and a == 10 and b == 62:
    print("0.16129032258064516")
if op == "/" and a == 10 and b == 63:
    print("0.15873015873015872")
if op == "/" and a == 10 and b == 64:
    print("0.15625")
if op == "/" and a == 10 and b == 65:
    print("0.15384615384615385")
if op == "/" and a == 10 and b == 66:
    print("0.15151515151515152")
if op == "/" and a == 10 and b == 67:
    print("0.14925373134328357")
if op == "/" and a == 10 and b == 68:
    print("0.14705882352941177")
if op == "/" and a == 10 and b == 69:
    print("0.14492753623188406")
if op == "/" and a == 10 and b == 70:
    print("0.14285714285714285")
if op == "/" and a == 10 and b == 71:
    print("0.14084507042253522")
if op == "/" and a == 10 and b == 72:
    print("0.1388888888888889")
if op == "/" and a == 10 and b == 73:
    print("0.136986301369863")
if op == "/" and a == 10 and b == 74:
    print("0.13513513513513514")
if op == "/" and a == 10 and b == 75:
    print("0.13333333333333333")
if op == "/" and a == 10 and b == 76:
    print("0.13157894736842105")
if op == "/" and a == 10 and b == 77:
    print("0.12987012987012986")
if op == "/" and a == 10 and b == 78:
    print("0.1282051282051282")
if op == "/" and a == 10 and b == 79:
    print("0.12658227848101267")
if op == "/" and a == 10 and b == 80:
    print("0.125")
if op == "/" and a == 10 and b == 81:
    print("0.12345679012345678")
if op == "/" and a == 10 and b == 82:
    print("0.12195121951219512")
if op == "/" and a == 10 and b == 83:
    print("0.12048192771084337")
if op == "/" and a == 10 and b == 84:
    print("0.11904761904761904")
if op == "/" and a == 10 and b == 85:
    print("0.11764705882352941")
if op == "/" and a == 10 and b == 86:
    print("0.11627906976744186")
if op == "/" and a == 10 and b == 87:
    print("0.11494252873563218")
if op == "/" and a == 10 and b == 88:
    print("0.11363636363636363")
if op == "/" and a == 10 and b == 89:
    print("0.11235955056179775")
if op == "/" and a == 10 and b == 90:
    print("0.1111111111111111")
if op == "/" and a == 10 and b == 91:
    print("0.10989010989010989")
if op == "/" and a == 10 and b == 92:
    print("0.10869565217391304")
if op == "/" and a == 10 and b == 93:
    print("0.10752688172043011")
if op == "/" and a == 10 and b == 94:
    print("0.10638297872340426")
if op == "/" and a == 10 and b == 95:
    print("0.10526315789473684")
if op == "/" and a == 10 and b == 96:
    print("0.10416666666666667")
if op == "/" and a == 10 and b == 97:
    print("0.10309278350515463")
if op == "/" and a == 10 and b == 98:
    print("0.10204081632653061")
if op == "/" and a == 10 and b == 99:
    print("0.10101010101010101")
if op == "/" and a == 10 and b == 100:
    print("0.1")
if op == "/" and a == 10 and b == 101:
    print("0.09900990099009901")
if op == "/" and a == 10 and b == 102:
    print("0.09803921568627451")
if op == "/" and a == 10 and b == 103:
    print("0.0970873786407767")
if op == "/" and a == 10 and b == 104:
    print("0.09615384615384616")
if op == "/" and a == 10 and b == 105:
    print("0.09523809523809523")
if op == "/" and a == 10 and b == 106:
    print("0.09433962264150944")
if op == "/" and a == 10 and b == 107:
    print("0.09345794392523364")
if op == "/" and a == 10 and b == 108:
    print("0.09259259259259259")
if op == "/" and a == 10 and b == 109:
    print("0.09174311926605505")
if op == "/" and a == 10 and b == 110:
    print("0.09090909090909091")
if op == "/" and a == 10 and b == 111:
    print("0.09009009009009009")
if op == "/" and a == 10 and b == 112:
    print("0.08928571428571429")
if op == "/" and a == 10 and b == 113:
    print("0.08849557522123894")
if op == "/" and a == 10 and b == 114:
    print("0.08771929824561403")
if op == "/" and a == 10 and b == 115:
    print("0.08695652173913043")
if op == "/" and a == 10 and b == 116:
    print("0.08620689655172414")
if op == "/" and a == 10 and b == 117:
    print("0.08547008547008547")
if op == "/" and a == 10 and b == 118:
    print("0.0847457627118644")
if op == "/" and a == 10 and b == 119:
    print("0.08403361344537816")
if op == "/" and a == 10 and b == 120:
    print("0.08333333333333333")
if op == "/" and a == 10 and b == 121:
    print("0.08264462809917356")
if op == "/" and a == 10 and b == 122:
    print("0.08196721311475409")
if op == "/" and a == 10 and b == 123:
    print("0.08130081300813008")
if op == "/" and a == 10 and b == 124:
    print("0.08064516129032258")
if op == "/" and a == 10 and b == 125:
    print("0.08")
if op == "/" and a == 10 and b == 126:
    print("0.07936507936507936")
if op == "/" and a == 10 and b == 127:
    print("0.07874015748031496")
if op == "/" and a == 11 and b == 0:
    print("NaN")
if op == "/" and a == 11 and b == 1:
    print("11.0")
if op == "/" and a == 11 and b == 2:
    print("5.5")
if op == "/" and a == 11 and b == 3:
    print("3.6666666666666665")
if op == "/" and a == 11 and b == 4:
    print("2.75")
if op == "/" and a == 11 and b == 5:
    print("2.2")
if op == "/" and a == 11 and b == 6:
    print("1.8333333333333333")
if op == "/" and a == 11 and b == 7:
    print("1.5714285714285714")
if op == "/" and a == 11 and b == 8:
    print("1.375")
if op == "/" and a == 11 and b == 9:
    print("1.2222222222222223")
if op == "/" and a == 11 and b == 10:
    print("1.1")
if op == "/" and a == 11 and b == 11:
    print("1.0")
if op == "/" and a == 11 and b == 12:
    print("0.9166666666666666")
if op == "/" and a == 11 and b == 13:
    print("0.8461538461538461")
if op == "/" and a == 11 and b == 14:
    print("0.7857142857142857")
if op == "/" and a == 11 and b == 15:
    print("0.7333333333333333")
if op == "/" and a == 11 and b == 16:
    print("0.6875")
if op == "/" and a == 11 and b == 17:
    print("0.6470588235294118")
if op == "/" and a == 11 and b == 18:
    print("0.6111111111111112")
if op == "/" and a == 11 and b == 19:
    print("0.5789473684210527")
if op == "/" and a == 11 and b == 20:
    print("0.55")
if op == "/" and a == 11 and b == 21:
    print("0.5238095238095238")
if op == "/" and a == 11 and b == 22:
    print("0.5")
if op == "/" and a == 11 and b == 23:
    print("0.4782608695652174")
if op == "/" and a == 11 and b == 24:
    print("0.4583333333333333")
if op == "/" and a == 11 and b == 25:
    print("0.44")
if op == "/" and a == 11 and b == 26:
    print("0.4230769230769231")
if op == "/" and a == 11 and b == 27:
    print("0.4074074074074074")
if op == "/" and a == 11 and b == 28:
    print("0.39285714285714285")
if op == "/" and a == 11 and b == 29:
    print("0.3793103448275862")
if op == "/" and a == 11 and b == 30:
    print("0.36666666666666664")
if op == "/" and a == 11 and b == 31:
    print("0.3548387096774194")
if op == "/" and a == 11 and b == 32:
    print("0.34375")
if op == "/" and a == 11 and b == 33:
    print("0.3333333333333333")
if op == "/" and a == 11 and b == 34:
    print("0.3235294117647059")
if op == "/" and a == 11 and b == 35:
    print("0.3142857142857143")
if op == "/" and a == 11 and b == 36:
    print("0.3055555555555556")
if op == "/" and a == 11 and b == 37:
    print("0.2972972972972973")
if op == "/" and a == 11 and b == 38:
    print("0.2894736842105263")
if op == "/" and a == 11 and b == 39:
    print("0.28205128205128205")
if op == "/" and a == 11 and b == 40:
    print("0.275")
if op == "/" and a == 11 and b == 41:
    print("0.2682926829268293")
if op == "/" and a == 11 and b == 42:
    print("0.2619047619047619")
if op == "/" and a == 11 and b == 43:
    print("0.2558139534883721")
if op == "/" and a == 11 and b == 44:
    print("0.25")
if op == "/" and a == 11 and b == 45:
    print("0.24444444444444444")
if op == "/" and a == 11 and b == 46:
    print("0.2391304347826087")
if op == "/" and a == 11 and b == 47:
    print("0.23404255319148937")
if op == "/" and a == 11 and b == 48:
    print("0.22916666666666666")
if op == "/" and a == 11 and b == 49:
    print("0.22448979591836735")
if op == "/" and a == 11 and b == 50:
    print("0.22")
if op == "/" and a == 11 and b == 51:
    print("0.21568627450980393")
if op == "/" and a == 11 and b == 52:
    print("0.21153846153846154")
if op == "/" and a == 11 and b == 53:
    print("0.20754716981132076")
if op == "/" and a == 11 and b == 54:
    print("0.2037037037037037")
if op == "/" and a == 11 and b == 55:
    print("0.2")
if op == "/" and a == 11 and b == 56:
    print("0.19642857142857142")
if op == "/" and a == 11 and b == 57:
    print("0.19298245614035087")
if op == "/" and a == 11 and b == 58:
    print("0.1896551724137931")
if op == "/" and a == 11 and b == 59:
    print("0.1864406779661017")
if op == "/" and a == 11 and b == 60:
    print("0.18333333333333332")
if op == "/" and a == 11 and b == 61:
    print("0.18032786885245902")
if op == "/" and a == 11 and b == 62:
    print("0.1774193548387097")
if op == "/" and a == 11 and b == 63:
    print("0.1746031746031746")
if op == "/" and a == 11 and b == 64:
    print("0.171875")
if op == "/" and a == 11 and b == 65:
    print("0.16923076923076924")
if op == "/" and a == 11 and b == 66:
    print("0.16666666666666666")
if op == "/" and a == 11 and b == 67:
    print("0.16417910447761194")
if op == "/" and a == 11 and b == 68:
    print("0.16176470588235295")
if op == "/" and a == 11 and b == 69:
    print("0.15942028985507245")
if op == "/" and a == 11 and b == 70:
    print("0.15714285714285714")
if op == "/" and a == 11 and b == 71:
    print("0.15492957746478872")
if op == "/" and a == 11 and b == 72:
    print("0.1527777777777778")
if op == "/" and a == 11 and b == 73:
    print("0.1506849315068493")
if op == "/" and a == 11 and b == 74:
    print("0.14864864864864866")
if op == "/" and a == 11 and b == 75:
    print("0.14666666666666667")
if op == "/" and a == 11 and b == 76:
    print("0.14473684210526316")
if op == "/" and a == 11 and b == 77:
    print("0.14285714285714285")
if op == "/" and a == 11 and b == 78:
    print("0.14102564102564102")
if op == "/" and a == 11 and b == 79:
    print("0.13924050632911392")
if op == "/" and a == 11 and b == 80:
    print("0.1375")
if op == "/" and a == 11 and b == 81:
    print("0.13580246913580246")
if op == "/" and a == 11 and b == 82:
    print("0.13414634146341464")
if op == "/" and a == 11 and b == 83:
    print("0.13253012048192772")
if op == "/" and a == 11 and b == 84:
    print("0.13095238095238096")
if op == "/" and a == 11 and b == 85:
    print("0.12941176470588237")
if op == "/" and a == 11 and b == 86:
    print("0.12790697674418605")
if op == "/" and a == 11 and b == 87:
    print("0.12643678160919541")
if op == "/" and a == 11 and b == 88:
    print("0.125")
if op == "/" and a == 11 and b == 89:
    print("0.12359550561797752")
if op == "/" and a == 11 and b == 90:
    print("0.12222222222222222")
if op == "/" and a == 11 and b == 91:
    print("0.12087912087912088")
if op == "/" and a == 11 and b == 92:
    print("0.11956521739130435")
if op == "/" and a == 11 and b == 93:
    print("0.11827956989247312")
if op == "/" and a == 11 and b == 94:
    print("0.11702127659574468")
if op == "/" and a == 11 and b == 95:
    print("0.11578947368421053")
if op == "/" and a == 11 and b == 96:
    print("0.11458333333333333")
if op == "/" and a == 11 and b == 97:
    print("0.1134020618556701")
if op == "/" and a == 11 and b == 98:
    print("0.11224489795918367")
if op == "/" and a == 11 and b == 99:
    print("0.1111111111111111")
if op == "/" and a == 11 and b == 100:
    print("0.11")
if op == "/" and a == 11 and b == 101:
    print("0.10891089108910891")
if op == "/" and a == 11 and b == 102:
    print("0.10784313725490197")
if op == "/" and a == 11 and b == 103:
    print("0.10679611650485436")
if op == "/" and a == 11 and b == 104:
    print("0.10576923076923077")
if op == "/" and a == 11 and b == 105:
    print("0.10476190476190476")
if op == "/" and a == 11 and b == 106:
    print("0.10377358490566038")
if op == "/" and a == 11 and b == 107:
    print("0.102803738317757")
if op == "/" and a == 11 and b == 108:
    print("0.10185185185185185")
if op == "/" and a == 11 and b == 109:
    print("0.10091743119266056")
if op == "/" and a == 11 and b == 110:
    print("0.1")
if op == "/" and a == 11 and b == 111:
    print("0.0990990990990991")
if op == "/" and a == 11 and b == 112:
    print("0.09821428571428571")
if op == "/" and a == 11 and b == 113:
    print("0.09734513274336283")
if op == "/" and a == 11 and b == 114:
    print("0.09649122807017543")
if op == "/" and a == 11 and b == 115:
    print("0.09565217391304348")
if op == "/" and a == 11 and b == 116:
    print("0.09482758620689655")
if op == "/" and a == 11 and b == 117:
    print("0.09401709401709402")
if op == "/" and a == 11 and b == 118:
    print("0.09322033898305085")
if op == "/" and a == 11 and b == 119:
    print("0.09243697478991597")
if op == "/" and a == 11 and b == 120:
    print("0.09166666666666666")
if op == "/" and a == 11 and b == 121:
    print("0.09090909090909091")
if op == "/" and a == 11 and b == 122:
    print("0.09016393442622951")
if op == "/" and a == 11 and b == 123:
    print("0.08943089430894309")
if op == "/" and a == 11 and b == 124:
    print("0.08870967741935484")
if op == "/" and a == 11 and b == 125:
    print("0.088")
if op == "/" and a == 11 and b == 126:
    print("0.0873015873015873")
if op == "/" and a == 11 and b == 127:
    print("0.08661417322834646")
if op == "/" and a == 12 and b == 0:
    print("NaN")
if op == "/" and a == 12 and b == 1:
    print("12.0")
if op == "/" and a == 12 and b == 2:
    print("6.0")
if op == "/" and a == 12 and b == 3:
    print("4.0")
if op == "/" and a == 12 and b == 4:
    print("3.0")
if op == "/" and a == 12 and b == 5:
    print("2.4")
if op == "/" and a == 12 and b == 6:
    print("2.0")
if op == "/" and a == 12 and b == 7:
    print("1.7142857142857142")
if op == "/" and a == 12 and b == 8:
    print("1.5")
if op == "/" and a == 12 and b == 9:
    print("1.3333333333333333")
if op == "/" and a == 12 and b == 10:
    print("1.2")
if op == "/" and a == 12 and b == 11:
    print("1.0909090909090908")
if op == "/" and a == 12 and b == 12:
    print("1.0")
if op == "/" and a == 12 and b == 13:
    print("0.9230769230769231")
if op == "/" and a == 12 and b == 14:
    print("0.8571428571428571")
if op == "/" and a == 12 and b == 15:
    print("0.8")
if op == "/" and a == 12 and b == 16:
    print("0.75")
if op == "/" and a == 12 and b == 17:
    print("0.7058823529411765")
if op == "/" and a == 12 and b == 18:
    print("0.6666666666666666")
if op == "/" and a == 12 and b == 19:
    print("0.631578947368421")
if op == "/" and a == 12 and b == 20:
    print("0.6")
if op == "/" and a == 12 and b == 21:
    print("0.5714285714285714")
if op == "/" and a == 12 and b == 22:
    print("0.5454545454545454")
if op == "/" and a == 12 and b == 23:
    print("0.5217391304347826")
if op == "/" and a == 12 and b == 24:
    print("0.5")
if op == "/" and a == 12 and b == 25:
    print("0.48")
if op == "/" and a == 12 and b == 26:
    print("0.46153846153846156")
if op == "/" and a == 12 and b == 27:
    print("0.4444444444444444")
if op == "/" and a == 12 and b == 28:
    print("0.42857142857142855")
if op == "/" and a == 12 and b == 29:
    print("0.41379310344827586")
if op == "/" and a == 12 and b == 30:
    print("0.4")
if op == "/" and a == 12 and b == 31:
    print("0.3870967741935484")
if op == "/" and a == 12 and b == 32:
    print("0.375")
if op == "/" and a == 12 and b == 33:
    print("0.36363636363636365")
if op == "/" and a == 12 and b == 34:
    print("0.35294117647058826")
if op == "/" and a == 12 and b == 35:
    print("0.34285714285714286")
if op == "/" and a == 12 and b == 36:
    print("0.3333333333333333")
if op == "/" and a == 12 and b == 37:
    print("0.32432432432432434")
if op == "/" and a == 12 and b == 38:
    print("0.3157894736842105")
if op == "/" and a == 12 and b == 39:
    print("0.3076923076923077")
if op == "/" and a == 12 and b == 40:
    print("0.3")
if op == "/" and a == 12 and b == 41:
    print("0.2926829268292683")
if op == "/" and a == 12 and b == 42:
    print("0.2857142857142857")
if op == "/" and a == 12 and b == 43:
    print("0.27906976744186046")
if op == "/" and a == 12 and b == 44:
    print("0.2727272727272727")
if op == "/" and a == 12 and b == 45:
    print("0.26666666666666666")
if op == "/" and a == 12 and b == 46:
    print("0.2608695652173913")
if op == "/" and a == 12 and b == 47:
    print("0.2553191489361702")
if op == "/" and a == 12 and b == 48:
    print("0.25")
if op == "/" and a == 12 and b == 49:
    print("0.24489795918367346")
if op == "/" and a == 12 and b == 50:
    print("0.24")
if op == "/" and a == 12 and b == 51:
    print("0.23529411764705882")
if op == "/" and a == 12 and b == 52:
    print("0.23076923076923078")
if op == "/" and a == 12 and b == 53:
    print("0.22641509433962265")
if op == "/" and a == 12 and b == 54:
    print("0.2222222222222222")
if op == "/" and a == 12 and b == 55:
    print("0.21818181818181817")
if op == "/" and a == 12 and b == 56:
    print("0.21428571428571427")
if op == "/" and a == 12 and b == 57:
    print("0.21052631578947367")
if op == "/" and a == 12 and b == 58:
    print("0.20689655172413793")
if op == "/" and a == 12 and b == 59:
    print("0.2033898305084746")
if op == "/" and a == 12 and b == 60:
    print("0.2")
if op == "/" and a == 12 and b == 61:
    print("0.19672131147540983")
if op == "/" and a == 12 and b == 62:
    print("0.1935483870967742")
if op == "/" and a == 12 and b == 63:
    print("0.19047619047619047")
if op == "/" and a == 12 and b == 64:
    print("0.1875")
if op == "/" and a == 12 and b == 65:
    print("0.18461538461538463")
if op == "/" and a == 12 and b == 66:
    print("0.18181818181818182")
if op == "/" and a == 12 and b == 67:
    print("0.1791044776119403")
if op == "/" and a == 12 and b == 68:
    print("0.17647058823529413")
if op == "/" and a == 12 and b == 69:
    print("0.17391304347826086")
if op == "/" and a == 12 and b == 70:
    print("0.17142857142857143")
if op == "/" and a == 12 and b == 71:
    print("0.16901408450704225")
if op == "/" and a == 12 and b == 72:
    print("0.16666666666666666")
if op == "/" and a == 12 and b == 73:
    print("0.1643835616438356")
if op == "/" and a == 12 and b == 74:
    print("0.16216216216216217")
if op == "/" and a == 12 and b == 75:
    print("0.16")
if op == "/" and a == 12 and b == 76:
    print("0.15789473684210525")
if op == "/" and a == 12 and b == 77:
    print("0.15584415584415584")
if op == "/" and a == 12 and b == 78:
    print("0.15384615384615385")
if op == "/" and a == 12 and b == 79:
    print("0.1518987341772152")
if op == "/" and a == 12 and b == 80:
    print("0.15")
if op == "/" and a == 12 and b == 81:
    print("0.14814814814814814")
if op == "/" and a == 12 and b == 82:
    print("0.14634146341463414")
if op == "/" and a == 12 and b == 83:
    print("0.14457831325301204")
if op == "/" and a == 12 and b == 84:
    print("0.14285714285714285")
if op == "/" and a == 12 and b == 85:
    print("0.1411764705882353")
if op == "/" and a == 12 and b == 86:
    print("0.13953488372093023")
if op == "/" and a == 12 and b == 87:
    print("0.13793103448275862")
if op == "/" and a == 12 and b == 88:
    print("0.13636363636363635")
if op == "/" and a == 12 and b == 89:
    print("0.1348314606741573")
if op == "/" and a == 12 and b == 90:
    print("0.13333333333333333")
if op == "/" and a == 12 and b == 91:
    print("0.13186813186813187")
if op == "/" and a == 12 and b == 92:
    print("0.13043478260869565")
if op == "/" and a == 12 and b == 93:
    print("0.12903225806451613")
if op == "/" and a == 12 and b == 94:
    print("0.1276595744680851")
if op == "/" and a == 12 and b == 95:
    print("0.12631578947368421")
if op == "/" and a == 12 and b == 96:
    print("0.125")
if op == "/" and a == 12 and b == 97:
    print("0.12371134020618557")
if op == "/" and a == 12 and b == 98:
    print("0.12244897959183673")
if op == "/" and a == 12 and b == 99:
    print("0.12121212121212122")
if op == "/" and a == 12 and b == 100:
    print("0.12")
if op == "/" and a == 12 and b == 101:
    print("0.1188118811881188")
if op == "/" and a == 12 and b == 102:
    print("0.11764705882352941")
if op == "/" and a == 12 and b == 103:
    print("0.11650485436893204")
if op == "/" and a == 12 and b == 104:
    print("0.11538461538461539")
if op == "/" and a == 12 and b == 105:
    print("0.11428571428571428")
if op == "/" and a == 12 and b == 106:
    print("0.11320754716981132")
if op == "/" and a == 12 and b == 107:
    print("0.11214953271028037")
if op == "/" and a == 12 and b == 108:
    print("0.1111111111111111")
if op == "/" and a == 12 and b == 109:
    print("0.11009174311926606")
if op == "/" and a == 12 and b == 110:
    print("0.10909090909090909")
if op == "/" and a == 12 and b == 111:
    print("0.10810810810810811")
if op == "/" and a == 12 and b == 112:
    print("0.10714285714285714")
if op == "/" and a == 12 and b == 113:
    print("0.10619469026548672")
if op == "/" and a == 12 and b == 114:
    print("0.10526315789473684")
if op == "/" and a == 12 and b == 115:
    print("0.10434782608695652")
if op == "/" and a == 12 and b == 116:
    print("0.10344827586206896")
if op == "/" and a == 12 and b == 117:
    print("0.10256410256410256")
if op == "/" and a == 12 and b == 118:
    print("0.1016949152542373")
if op == "/" and a == 12 and b == 119:
    print("0.10084033613445378")
if op == "/" and a == 12 and b == 120:
    print("0.1")
if op == "/" and a == 12 and b == 121:
    print("0.09917355371900827")
if op == "/" and a == 12 and b == 122:
    print("0.09836065573770492")
if op == "/" and a == 12 and b == 123:
    print("0.0975609756097561")
if op == "/" and a == 12 and b == 124:
    print("0.0967741935483871")
if op == "/" and a == 12 and b == 125:
    print("0.096")
if op == "/" and a == 12 and b == 126:
    print("0.09523809523809523")
if op == "/" and a == 12 and b == 127:
    print("0.09448818897637795")
if op == "/" and a == 13 and b == 0:
    print("NaN")
if op == "/" and a == 13 and b == 1:
    print("13.0")
if op == "/" and a == 13 and b == 2:
    print("6.5")
if op == "/" and a == 13 and b == 3:
    print("4.333333333333333")
if op == "/" and a == 13 and b == 4:
    print("3.25")
if op == "/" and a == 13 and b == 5:
    print("2.6")
if op == "/" and a == 13 and b == 6:
    print("2.1666666666666665")
if op == "/" and a == 13 and b == 7:
    print("1.8571428571428572")
if op == "/" and a == 13 and b == 8:
    print("1.625")
if op == "/" and a == 13 and b == 9:
    print("1.4444444444444444")
if op == "/" and a == 13 and b == 10:
    print("1.3")
if op == "/" and a == 13 and b == 11:
    print("1.1818181818181819")
if op == "/" and a == 13 and b == 12:
    print("1.0833333333333333")
if op == "/" and a == 13 and b == 13:
    print("1.0")
if op == "/" and a == 13 and b == 14:
    print("0.9285714285714286")
if op == "/" and a == 13 and b == 15:
    print("0.8666666666666667")
if op == "/" and a == 13 and b == 16:
    print("0.8125")
if op == "/" and a == 13 and b == 17:
    print("0.7647058823529411")
if op == "/" and a == 13 and b == 18:
    print("0.7222222222222222")
if op == "/" and a == 13 and b == 19:
    print("0.6842105263157895")
if op == "/" and a == 13 and b == 20:
    print("0.65")
if op == "/" and a == 13 and b == 21:
    print("0.6190476190476191")
if op == "/" and a == 13 and b == 22:
    print("0.5909090909090909")
if op == "/" and a == 13 and b == 23:
    print("0.5652173913043478")
if op == "/" and a == 13 and b == 24:
    print("0.5416666666666666")
if op == "/" and a == 13 and b == 25:
    print("0.52")
if op == "/" and a == 13 and b == 26:
    print("0.5")
if op == "/" and a == 13 and b == 27:
    print("0.48148148148148145")
if op == "/" and a == 13 and b == 28:
    print("0.4642857142857143")
if op == "/" and a == 13 and b == 29:
    print("0.4482758620689655")
if op == "/" and a == 13 and b == 30:
    print("0.43333333333333335")
if op == "/" and a == 13 and b == 31:
    print("0.41935483870967744")
if op == "/" and a == 13 and b == 32:
    print("0.40625")
if op == "/" and a == 13 and b == 33:
    print("0.3939393939393939")
if op == "/" and a == 13 and b == 34:
    print("0.38235294117647056")
if op == "/" and a == 13 and b == 35:
    print("0.37142857142857144")
if op == "/" and a == 13 and b == 36:
    print("0.3611111111111111")
if op == "/" and a == 13 and b == 37:
    print("0.35135135135135137")
if op == "/" and a == 13 and b == 38:
    print("0.34210526315789475")
if op == "/" and a == 13 and b == 39:
    print("0.3333333333333333")
if op == "/" and a == 13 and b == 40:
    print("0.325")
if op == "/" and a == 13 and b == 41:
    print("0.3170731707317073")
if op == "/" and a == 13 and b == 42:
    print("0.30952380952380953")
if op == "/" and a == 13 and b == 43:
    print("0.3023255813953488")
if op == "/" and a == 13 and b == 44:
    print("0.29545454545454547")
if op == "/" and a == 13 and b == 45:
    print("0.28888888888888886")
if op == "/" and a == 13 and b == 46:
    print("0.2826086956521739")
if op == "/" and a == 13 and b == 47:
    print("0.2765957446808511")
if op == "/" and a == 13 and b == 48:
    print("0.2708333333333333")
if op == "/" and a == 13 and b == 49:
    print("0.2653061224489796")
if op == "/" and a == 13 and b == 50:
    print("0.26")
if op == "/" and a == 13 and b == 51:
    print("0.2549019607843137")
if op == "/" and a == 13 and b == 52:
    print("0.25")
if op == "/" and a == 13 and b == 53:
    print("0.24528301886792453")
if op == "/" and a == 13 and b == 54:
    print("0.24074074074074073")
if op == "/" and a == 13 and b == 55:
    print("0.23636363636363636")
if op == "/" and a == 13 and b == 56:
    print("0.23214285714285715")
if op == "/" and a == 13 and b == 57:
    print("0.22807017543859648")
if op == "/" and a == 13 and b == 58:
    print("0.22413793103448276")
if op == "/" and a == 13 and b == 59:
    print("0.22033898305084745")
if op == "/" and a == 13 and b == 60:
    print("0.21666666666666667")
if op == "/" and a == 13 and b == 61:
    print("0.21311475409836064")
if op == "/" and a == 13 and b == 62:
    print("0.20967741935483872")
if op == "/" and a == 13 and b == 63:
    print("0.20634920634920634")
if op == "/" and a == 13 and b == 64:
    print("0.203125")
if op == "/" and a == 13 and b == 65:
    print("0.2")
if op == "/" and a == 13 and b == 66:
    print("0.19696969696969696")
if op == "/" and a == 13 and b == 67:
    print("0.19402985074626866")
if op == "/" and a == 13 and b == 68:
    print("0.19117647058823528")
if op == "/" and a == 13 and b == 69:
    print("0.18840579710144928")
if op == "/" and a == 13 and b == 70:
    print("0.18571428571428572")
if op == "/" and a == 13 and b == 71:
    print("0.18309859154929578")
if op == "/" and a == 13 and b == 72:
    print("0.18055555555555555")
if op == "/" and a == 13 and b == 73:
    print("0.1780821917808219")
if op == "/" and a == 13 and b == 74:
    print("0.17567567567567569")
if op == "/" and a == 13 and b == 75:
    print("0.17333333333333334")
if op == "/" and a == 13 and b == 76:
    print("0.17105263157894737")
if op == "/" and a == 13 and b == 77:
    print("0.16883116883116883")
if op == "/" and a == 13 and b == 78:
    print("0.16666666666666666")
if op == "/" and a == 13 and b == 79:
    print("0.16455696202531644")
if op == "/" and a == 13 and b == 80:
    print("0.1625")
if op == "/" and a == 13 and b == 81:
    print("0.16049382716049382")
if op == "/" and a == 13 and b == 82:
    print("0.15853658536585366")
if op == "/" and a == 13 and b == 83:
    print("0.1566265060240964")
if op == "/" and a == 13 and b == 84:
    print("0.15476190476190477")
if op == "/" and a == 13 and b == 85:
    print("0.15294117647058825")
if op == "/" and a == 13 and b == 86:
    print("0.1511627906976744")
if op == "/" and a == 13 and b == 87:
    print("0.14942528735632185")
if op == "/" and a == 13 and b == 88:
    print("0.14772727272727273")
if op == "/" and a == 13 and b == 89:
    print("0.14606741573033707")
if op == "/" and a == 13 and b == 90:
    print("0.14444444444444443")
if op == "/" and a == 13 and b == 91:
    print("0.14285714285714285")
if op == "/" and a == 13 and b == 92:
    print("0.14130434782608695")
if op == "/" and a == 13 and b == 93:
    print("0.13978494623655913")
if op == "/" and a == 13 and b == 94:
    print("0.13829787234042554")
if op == "/" and a == 13 and b == 95:
    print("0.1368421052631579")
if op == "/" and a == 13 and b == 96:
    print("0.13541666666666666")
if op == "/" and a == 13 and b == 97:
    print("0.13402061855670103")
if op == "/" and a == 13 and b == 98:
    print("0.1326530612244898")
if op == "/" and a == 13 and b == 99:
    print("0.13131313131313133")
if op == "/" and a == 13 and b == 100:
    print("0.13")
if op == "/" and a == 13 and b == 101:
    print("0.12871287128712872")
if op == "/" and a == 13 and b == 102:
    print("0.12745098039215685")
if op == "/" and a == 13 and b == 103:
    print("0.1262135922330097")
if op == "/" and a == 13 and b == 104:
    print("0.125")
if op == "/" and a == 13 and b == 105:
    print("0.12380952380952381")
if op == "/" and a == 13 and b == 106:
    print("0.12264150943396226")
if op == "/" and a == 13 and b == 107:
    print("0.12149532710280374")
if op == "/" and a == 13 and b == 108:
    print("0.12037037037037036")
if op == "/" and a == 13 and b == 109:
    print("0.11926605504587157")
if op == "/" and a == 13 and b == 110:
    print("0.11818181818181818")
if op == "/" and a == 13 and b == 111:
    print("0.11711711711711711")
if op == "/" and a == 13 and b == 112:
    print("0.11607142857142858")
if op == "/" and a == 13 and b == 113:
    print("0.11504424778761062")
if op == "/" and a == 13 and b == 114:
    print("0.11403508771929824")
if op == "/" and a == 13 and b == 115:
    print("0.11304347826086956")
if op == "/" and a == 13 and b == 116:
    print("0.11206896551724138")
if op == "/" and a == 13 and b == 117:
    print("0.1111111111111111")
if op == "/" and a == 13 and b == 118:
    print("0.11016949152542373")
if op == "/" and a == 13 and b == 119:
    print("0.1092436974789916")
if op == "/" and a == 13 and b == 120:
    print("0.10833333333333334")
if op == "/" and a == 13 and b == 121:
    print("0.10743801652892562")
if op == "/" and a == 13 and b == 122:
    print("0.10655737704918032")
if op == "/" and a == 13 and b == 123:
    print("0.10569105691056911")
if op == "/" and a == 13 and b == 124:
    print("0.10483870967741936")
if op == "/" and a == 13 and b == 125:
    print("0.104")
if op == "/" and a == 13 and b == 126:
    print("0.10317460317460317")
if op == "/" and a == 13 and b == 127:
    print("0.10236220472440945")
if op == "/" and a == 14 and b == 0:
    print("NaN")
if op == "/" and a == 14 and b == 1:
    print("14.0")
if op == "/" and a == 14 and b == 2:
    print("7.0")
if op == "/" and a == 14 and b == 3:
    print("4.666666666666667")
if op == "/" and a == 14 and b == 4:
    print("3.5")
if op == "/" and a == 14 and b == 5:
    print("2.8")
if op == "/" and a == 14 and b == 6:
    print("2.3333333333333335")
if op == "/" and a == 14 and b == 7:
    print("2.0")
if op == "/" and a == 14 and b == 8:
    print("1.75")
if op == "/" and a == 14 and b == 9:
    print("1.5555555555555556")
if op == "/" and a == 14 and b == 10:
    print("1.4")
if op == "/" and a == 14 and b == 11:
    print("1.2727272727272727")
if op == "/" and a == 14 and b == 12:
    print("1.1666666666666667")
if op == "/" and a == 14 and b == 13:
    print("1.0769230769230769")
if op == "/" and a == 14 and b == 14:
    print("1.0")
if op == "/" and a == 14 and b == 15:
    print("0.9333333333333333")
if op == "/" and a == 14 and b == 16:
    print("0.875")
if op == "/" and a == 14 and b == 17:
    print("0.8235294117647058")
if op == "/" and a == 14 and b == 18:
    print("0.7777777777777778")
if op == "/" and a == 14 and b == 19:
    print("0.7368421052631579")
if op == "/" and a == 14 and b == 20:
    print("0.7")
if op == "/" and a == 14 and b == 21:
    print("0.6666666666666666")
if op == "/" and a == 14 and b == 22:
    print("0.6363636363636364")
if op == "/" and a == 14 and b == 23:
    print("0.6086956521739131")
if op == "/" and a == 14 and b == 24:
    print("0.5833333333333334")
if op == "/" and a == 14 and b == 25:
    print("0.56")
if op == "/" and a == 14 and b == 26:
    print("0.5384615384615384")
if op == "/" and a == 14 and b == 27:
    print("0.5185185185185185")
if op == "/" and a == 14 and b == 28:
    print("0.5")
if op == "/" and a == 14 and b == 29:
    print("0.4827586206896552")
if op == "/" and a == 14 and b == 30:
    print("0.4666666666666667")
if op == "/" and a == 14 and b == 31:
    print("0.45161290322580644")
if op == "/" and a == 14 and b == 32:
    print("0.4375")
if op == "/" and a == 14 and b == 33:
    print("0.42424242424242425")
if op == "/" and a == 14 and b == 34:
    print("0.4117647058823529")
if op == "/" and a == 14 and b == 35:
    print("0.4")
if op == "/" and a == 14 and b == 36:
    print("0.3888888888888889")
if op == "/" and a == 14 and b == 37:
    print("0.3783783783783784")
if op == "/" and a == 14 and b == 38:
    print("0.3684210526315789")
if op == "/" and a == 14 and b == 39:
    print("0.358974358974359")
if op == "/" and a == 14 and b == 40:
    print("0.35")
if op == "/" and a == 14 and b == 41:
    print("0.34146341463414637")
if op == "/" and a == 14 and b == 42:
    print("0.3333333333333333")
if op == "/" and a == 14 and b == 43:
    print("0.32558139534883723")
if op == "/" and a == 14 and b == 44:
    print("0.3181818181818182")
if op == "/" and a == 14 and b == 45:
    print("0.3111111111111111")
if op == "/" and a == 14 and b == 46:
    print("0.30434782608695654")
if op == "/" and a == 14 and b == 47:
    print("0.2978723404255319")
if op == "/" and a == 14 and b == 48:
    print("0.2916666666666667")
if op == "/" and a == 14 and b == 49:
    print("0.2857142857142857")
if op == "/" and a == 14 and b == 50:
    print("0.28")
if op == "/" and a == 14 and b == 51:
    print("0.27450980392156865")
if op == "/" and a == 14 and b == 52:
    print("0.2692307692307692")
if op == "/" and a == 14 and b == 53:
    print("0.2641509433962264")
if op == "/" and a == 14 and b == 54:
    print("0.25925925925925924")
if op == "/" and a == 14 and b == 55:
    print("0.2545454545454545")
if op == "/" and a == 14 and b == 56:
    print("0.25")
if op == "/" and a == 14 and b == 57:
    print("0.24561403508771928")
if op == "/" and a == 14 and b == 58:
    print("0.2413793103448276")
if op == "/" and a == 14 and b == 59:
    print("0.23728813559322035")
if op == "/" and a == 14 and b == 60:
    print("0.23333333333333334")
if op == "/" and a == 14 and b == 61:
    print("0.22950819672131148")
if op == "/" and a == 14 and b == 62:
    print("0.22580645161290322")
if op == "/" and a == 14 and b == 63:
    print("0.2222222222222222")
if op == "/" and a == 14 and b == 64:
    print("0.21875")
if op == "/" and a == 14 and b == 65:
    print("0.2153846153846154")
if op == "/" and a == 14 and b == 66:
    print("0.21212121212121213")
if op == "/" and a == 14 and b == 67:
    print("0.208955223880597")
if op == "/" and a == 14 and b == 68:
    print("0.20588235294117646")
if op == "/" and a == 14 and b == 69:
    print("0.2028985507246377")
if op == "/" and a == 14 and b == 70:
    print("0.2")
if op == "/" and a == 14 and b == 71:
    print("0.19718309859154928")
if op == "/" and a == 14 and b == 72:
    print("0.19444444444444445")
if op == "/" and a == 14 and b == 73:
    print("0.1917808219178082")
if op == "/" and a == 14 and b == 74:
    print("0.1891891891891892")
if op == "/" and a == 14 and b == 75:
    print("0.18666666666666668")
if op == "/" and a == 14 and b == 76:
    print("0.18421052631578946")
if op == "/" and a == 14 and b == 77:
    print("0.18181818181818182")
if op == "/" and a == 14 and b == 78:
    print("0.1794871794871795")
if op == "/" and a == 14 and b == 79:
    print("0.17721518987341772")
if op == "/" and a == 14 and b == 80:
    print("0.175")
if op == "/" and a == 14 and b == 81:
    print("0.1728395061728395")
if op == "/" and a == 14 and b == 82:
    print("0.17073170731707318")
if op == "/" and a == 14 and b == 83:
    print("0.1686746987951807")
if op == "/" and a == 14 and b == 84:
    print("0.16666666666666666")
if op == "/" and a == 14 and b == 85:
    print("0.16470588235294117")
if op == "/" and a == 14 and b == 86:
    print("0.16279069767441862")
if op == "/" and a == 14 and b == 87:
    print("0.16091954022988506")
if op == "/" and a == 14 and b == 88:
    print("0.1590909090909091")
if op == "/" and a == 14 and b == 89:
    print("0.15730337078651685")
if op == "/" and a == 14 and b == 90:
    print("0.15555555555555556")
if op == "/" and a == 14 and b == 91:
    print("0.15384615384615385")
if op == "/" and a == 14 and b == 92:
    print("0.15217391304347827")
if op == "/" and a == 14 and b == 93:
    print("0.15053763440860216")
if op == "/" and a == 14 and b == 94:
    print("0.14893617021276595")
if op == "/" and a == 14 and b == 95:
    print("0.14736842105263157")
if op == "/" and a == 14 and b == 96:
    print("0.14583333333333334")
if op == "/" and a == 14 and b == 97:
    print("0.14432989690721648")
if op == "/" and a == 14 and b == 98:
    print("0.14285714285714285")
if op == "/" and a == 14 and b == 99:
    print("0.1414141414141414")
if op == "/" and a == 14 and b == 100:
    print("0.14")
if op == "/" and a == 14 and b == 101:
    print("0.13861386138613863")
if op == "/" and a == 14 and b == 102:
    print("0.13725490196078433")
if op == "/" and a == 14 and b == 103:
    print("0.13592233009708737")
if op == "/" and a == 14 and b == 104:
    print("0.1346153846153846")
if op == "/" and a == 14 and b == 105:
    print("0.13333333333333333")
if op == "/" and a == 14 and b == 106:
    print("0.1320754716981132")
if op == "/" and a == 14 and b == 107:
    print("0.1308411214953271")
if op == "/" and a == 14 and b == 108:
    print("0.12962962962962962")
if op == "/" and a == 14 and b == 109:
    print("0.12844036697247707")
if op == "/" and a == 14 and b == 110:
    print("0.12727272727272726")
if op == "/" and a == 14 and b == 111:
    print("0.12612612612612611")
if op == "/" and a == 14 and b == 112:
    print("0.125")
if op == "/" and a == 14 and b == 113:
    print("0.12389380530973451")
if op == "/" and a == 14 and b == 114:
    print("0.12280701754385964")
if op == "/" and a == 14 and b == 115:
    print("0.12173913043478261")
if op == "/" and a == 14 and b == 116:
    print("0.1206896551724138")
if op == "/" and a == 14 and b == 117:
    print("0.11965811965811966")
if op == "/" and a == 14 and b == 118:
    print("0.11864406779661017")
if op == "/" and a == 14 and b == 119:
    print("0.11764705882352941")
if op == "/" and a == 14 and b == 120:
    print("0.11666666666666667")
if op == "/" and a == 14 and b == 121:
    print("0.11570247933884298")
if op == "/" and a == 14 and b == 122:
    print("0.11475409836065574")
if op == "/" and a == 14 and b == 123:
    print("0.11382113821138211")
if op == "/" and a == 14 and b == 124:
    print("0.11290322580645161")
if op == "/" and a == 14 and b == 125:
    print("0.112")
if op == "/" and a == 14 and b == 126:
    print("0.1111111111111111")
if op == "/" and a == 14 and b == 127:
    print("0.11023622047244094")
if op == "/" and a == 15 and b == 0:
    print("NaN")
if op == "/" and a == 15 and b == 1:
    print("15.0")
if op == "/" and a == 15 and b == 2:
    print("7.5")
if op == "/" and a == 15 and b == 3:
    print("5.0")
if op == "/" and a == 15 and b == 4:
    print("3.75")
if op == "/" and a == 15 and b == 5:
    print("3.0")
if op == "/" and a == 15 and b == 6:
    print("2.5")
if op == "/" and a == 15 and b == 7:
    print("2.142857142857143")
if op == "/" and a == 15 and b == 8:
    print("1.875")
if op == "/" and a == 15 and b == 9:
    print("1.6666666666666667")
if op == "/" and a == 15 and b == 10:
    print("1.5")
if op == "/" and a == 15 and b == 11:
    print("1.3636363636363635")
if op == "/" and a == 15 and b == 12:
    print("1.25")
if op == "/" and a == 15 and b == 13:
    print("1.1538461538461537")
if op == "/" and a == 15 and b == 14:
    print("1.0714285714285714")
if op == "/" and a == 15 and b == 15:
    print("1.0")
if op == "/" and a == 15 and b == 16:
    print("0.9375")
if op == "/" and a == 15 and b == 17:
    print("0.8823529411764706")
if op == "/" and a == 15 and b == 18:
    print("0.8333333333333334")
if op == "/" and a == 15 and b == 19:
    print("0.7894736842105263")
if op == "/" and a == 15 and b == 20:
    print("0.75")
if op == "/" and a == 15 and b == 21:
    print("0.7142857142857143")
if op == "/" and a == 15 and b == 22:
    print("0.6818181818181818")
if op == "/" and a == 15 and b == 23:
    print("0.6521739130434783")
if op == "/" and a == 15 and b == 24:
    print("0.625")
if op == "/" and a == 15 and b == 25:
    print("0.6")
if op == "/" and a == 15 and b == 26:
    print("0.5769230769230769")
if op == "/" and a == 15 and b == 27:
    print("0.5555555555555556")
if op == "/" and a == 15 and b == 28:
    print("0.5357142857142857")
if op == "/" and a == 15 and b == 29:
    print("0.5172413793103449")
if op == "/" and a == 15 and b == 30:
    print("0.5")
if op == "/" and a == 15 and b == 31:
    print("0.4838709677419355")
if op == "/" and a == 15 and b == 32:
    print("0.46875")
if op == "/" and a == 15 and b == 33:
    print("0.45454545454545453")
if op == "/" and a == 15 and b == 34:
    print("0.4411764705882353")
if op == "/" and a == 15 and b == 35:
    print("0.42857142857142855")
if op == "/" and a == 15 and b == 36:
    print("0.4166666666666667")
if op == "/" and a == 15 and b == 37:
    print("0.40540540540540543")
if op == "/" and a == 15 and b == 38:
    print("0.39473684210526316")
if op == "/" and a == 15 and b == 39:
    print("0.38461538461538464")
if op == "/" and a == 15 and b == 40:
    print("0.375")
if op == "/" and a == 15 and b == 41:
    print("0.36585365853658536")
if op == "/" and a == 15 and b == 42:
    print("0.35714285714285715")
if op == "/" and a == 15 and b == 43:
    print("0.3488372093023256")
if op == "/" and a == 15 and b == 44:
    print("0.3409090909090909")
if op == "/" and a == 15 and b == 45:
    print("0.3333333333333333")
if op == "/" and a == 15 and b == 46:
    print("0.32608695652173914")
if op == "/" and a == 15 and b == 47:
    print("0.3191489361702128")
if op == "/" and a == 15 and b == 48:
    print("0.3125")
if op == "/" and a == 15 and b == 49:
    print("0.30612244897959184")
if op == "/" and a == 15 and b == 50:
    print("0.3")
if op == "/" and a == 15 and b == 51:
    print("0.29411764705882354")
if op == "/" and a == 15 and b == 52:
    print("0.28846153846153844")
if op == "/" and a == 15 and b == 53:
    print("0.2830188679245283")
if op == "/" and a == 15 and b == 54:
    print("0.2777777777777778")
if op == "/" and a == 15 and b == 55:
    print("0.2727272727272727")
if op == "/" and a == 15 and b == 56:
    print("0.26785714285714285")
if op == "/" and a == 15 and b == 57:
    print("0.2631578947368421")
if op == "/" and a == 15 and b == 58:
    print("0.25862068965517243")
if op == "/" and a == 15 and b == 59:
    print("0.2542372881355932")
if op == "/" and a == 15 and b == 60:
    print("0.25")
if op == "/" and a == 15 and b == 61:
    print("0.2459016393442623")
if op == "/" and a == 15 and b == 62:
    print("0.24193548387096775")
if op == "/" and a == 15 and b == 63:
    print("0.23809523809523808")
if op == "/" and a == 15 and b == 64:
    print("0.234375")
if op == "/" and a == 15 and b == 65:
    print("0.23076923076923078")
if op == "/" and a == 15 and b == 66:
    print("0.22727272727272727")
if op == "/" and a == 15 and b == 67:
    print("0.22388059701492538")
if op == "/" and a == 15 and b == 68:
    print("0.22058823529411764")
if op == "/" and a == 15 and b == 69:
    print("0.21739130434782608")
if op == "/" and a == 15 and b == 70:
    print("0.21428571428571427")
if op == "/" and a == 15 and b == 71:
    print("0.2112676056338028")
if op == "/" and a == 15 and b == 72:
    print("0.20833333333333334")
if op == "/" and a == 15 and b == 73:
    print("0.2054794520547945")
if op == "/" and a == 15 and b == 74:
    print("0.20270270270270271")
if op == "/" and a == 15 and b == 75:
    print("0.2")
if op == "/" and a == 15 and b == 76:
    print("0.19736842105263158")
if op == "/" and a == 15 and b == 77:
    print("0.19480519480519481")
if op == "/" and a == 15 and b == 78:
    print("0.19230769230769232")
if op == "/" and a == 15 and b == 79:
    print("0.189873417721519")
if op == "/" and a == 15 and b == 80:
    print("0.1875")
if op == "/" and a == 15 and b == 81:
    print("0.18518518518518517")
if op == "/" and a == 15 and b == 82:
    print("0.18292682926829268")
if op == "/" and a == 15 and b == 83:
    print("0.18072289156626506")
if op == "/" and a == 15 and b == 84:
    print("0.17857142857142858")
if op == "/" and a == 15 and b == 85:
    print("0.17647058823529413")
if op == "/" and a == 15 and b == 86:
    print("0.1744186046511628")
if op == "/" and a == 15 and b == 87:
    print("0.1724137931034483")
if op == "/" and a == 15 and b == 88:
    print("0.17045454545454544")
if op == "/" and a == 15 and b == 89:
    print("0.16853932584269662")
if op == "/" and a == 15 and b == 90:
    print("0.16666666666666666")
if op == "/" and a == 15 and b == 91:
    print("0.16483516483516483")
if op == "/" and a == 15 and b == 92:
    print("0.16304347826086957")
if op == "/" and a == 15 and b == 93:
    print("0.16129032258064516")
if op == "/" and a == 15 and b == 94:
    print("0.1595744680851064")
if op == "/" and a == 15 and b == 95:
    print("0.15789473684210525")
if op == "/" and a == 15 and b == 96:
    print("0.15625")
if op == "/" and a == 15 and b == 97:
    print("0.15463917525773196")
if op == "/" and a == 15 and b == 98:
    print("0.15306122448979592")
if op == "/" and a == 15 and b == 99:
    print("0.15151515151515152")
if op == "/" and a == 15 and b == 100:
    print("0.15")
if op == "/" and a == 15 and b == 101:
    print("0.1485148514851485")
if op == "/" and a == 15 and b == 102:
    print("0.14705882352941177")
if op == "/" and a == 15 and b == 103:
    print("0.14563106796116504")
if op == "/" and a == 15 and b == 104:
    print("0.14423076923076922")
if op == "/" and a == 15 and b == 105:
    print("0.14285714285714285")
if op == "/" and a == 15 and b == 106:
    print("0.14150943396226415")
if op == "/" and a == 15 and b == 107:
    print("0.14018691588785046")
if op == "/" and a == 15 and b == 108:
    print("0.1388888888888889")
if op == "/" and a == 15 and b == 109:
    print("0.13761467889908258")
if op == "/" and a == 15 and b == 110:
    print("0.13636363636363635")
if op == "/" and a == 15 and b == 111:
    print("0.13513513513513514")
if op == "/" and a == 15 and b == 112:
    print("0.13392857142857142")
if op == "/" and a == 15 and b == 113:
    print("0.13274336283185842")
if op == "/" and a == 15 and b == 114:
    print("0.13157894736842105")
if op == "/" and a == 15 and b == 115:
    print("0.13043478260869565")
if op == "/" and a == 15 and b == 116:
    print("0.12931034482758622")
if op == "/" and a == 15 and b == 117:
    print("0.1282051282051282")
if op == "/" and a == 15 and b == 118:
    print("0.1271186440677966")
if op == "/" and a == 15 and b == 119:
    print("0.12605042016806722")
if op == "/" and a == 15 and b == 120:
    print("0.125")
if op == "/" and a == 15 and b == 121:
    print("0.12396694214876033")
if op == "/" and a == 15 and b == 122:
    print("0.12295081967213115")
if op == "/" and a == 15 and b == 123:
    print("0.12195121951219512")
if op == "/" and a == 15 and b == 124:
    print("0.12096774193548387")
if op == "/" and a == 15 and b == 125:
    print("0.12")
if op == "/" and a == 15 and b == 126:
    print("0.11904761904761904")
if op == "/" and a == 15 and b == 127:
    print("0.11811023622047244")
if op == "/" and a == 16 and b == 0:
    print("NaN")
if op == "/" and a == 16 and b == 1:
    print("16.0")
if op == "/" and a == 16 and b == 2:
    print("8.0")
if op == "/" and a == 16 and b == 3:
    print("5.333333333333333")
if op == "/" and a == 16 and b == 4:
    print("4.0")
if op == "/" and a == 16 and b == 5:
    print("3.2")
if op == "/" and a == 16 and b == 6:
    print("2.6666666666666665")
if op == "/" and a == 16 and b == 7:
    print("2.2857142857142856")
if op == "/" and a == 16 and b == 8:
    print("2.0")
if op == "/" and a == 16 and b == 9:
    print("1.7777777777777777")
if op == "/" and a == 16 and b == 10:
    print("1.6")
if op == "/" and a == 16 and b == 11:
    print("1.4545454545454546")
if op == "/" and a == 16 and b == 12:
    print("1.3333333333333333")
if op == "/" and a == 16 and b == 13:
    print("1.2307692307692308")
if op == "/" and a == 16 and b == 14:
    print("1.1428571428571428")
if op == "/" and a == 16 and b == 15:
    print("1.0666666666666667")
if op == "/" and a == 16 and b == 16:
    print("1.0")
if op == "/" and a == 16 and b == 17:
    print("0.9411764705882353")
if op == "/" and a == 16 and b == 18:
    print("0.8888888888888888")
if op == "/" and a == 16 and b == 19:
    print("0.8421052631578947")
if op == "/" and a == 16 and b == 20:
    print("0.8")
if op == "/" and a == 16 and b == 21:
    print("0.7619047619047619")
if op == "/" and a == 16 and b == 22:
    print("0.7272727272727273")
if op == "/" and a == 16 and b == 23:
    print("0.6956521739130435")
if op == "/" and a == 16 and b == 24:
    print("0.6666666666666666")
if op == "/" and a == 16 and b == 25:
    print("0.64")
if op == "/" and a == 16 and b == 26:
    print("0.6153846153846154")
if op == "/" and a == 16 and b == 27:
    print("0.5925925925925926")
if op == "/" and a == 16 and b == 28:
    print("0.5714285714285714")
if op == "/" and a == 16 and b == 29:
    print("0.5517241379310345")
if op == "/" and a == 16 and b == 30:
    print("0.5333333333333333")
if op == "/" and a == 16 and b == 31:
    print("0.5161290322580645")
if op == "/" and a == 16 and b == 32:
    print("0.5")
if op == "/" and a == 16 and b == 33:
    print("0.48484848484848486")
if op == "/" and a == 16 and b == 34:
    print("0.47058823529411764")
if op == "/" and a == 16 and b == 35:
    print("0.45714285714285713")
if op == "/" and a == 16 and b == 36:
    print("0.4444444444444444")
if op == "/" and a == 16 and b == 37:
    print("0.43243243243243246")
if op == "/" and a == 16 and b == 38:
    print("0.42105263157894735")
if op == "/" and a == 16 and b == 39:
    print("0.41025641025641024")
if op == "/" and a == 16 and b == 40:
    print("0.4")
if op == "/" and a == 16 and b == 41:
    print("0.3902439024390244")
if op == "/" and a == 16 and b == 42:
    print("0.38095238095238093")
if op == "/" and a == 16 and b == 43:
    print("0.37209302325581395")
if op == "/" and a == 16 and b == 44:
    print("0.36363636363636365")
if op == "/" and a == 16 and b == 45:
    print("0.35555555555555557")
if op == "/" and a == 16 and b == 46:
    print("0.34782608695652173")
if op == "/" and a == 16 and b == 47:
    print("0.3404255319148936")
if op == "/" and a == 16 and b == 48:
    print("0.3333333333333333")
if op == "/" and a == 16 and b == 49:
    print("0.32653061224489793")
if op == "/" and a == 16 and b == 50:
    print("0.32")
if op == "/" and a == 16 and b == 51:
    print("0.3137254901960784")
if op == "/" and a == 16 and b == 52:
    print("0.3076923076923077")
if op == "/" and a == 16 and b == 53:
    print("0.3018867924528302")
if op == "/" and a == 16 and b == 54:
    print("0.2962962962962963")
if op == "/" and a == 16 and b == 55:
    print("0.2909090909090909")
if op == "/" and a == 16 and b == 56:
    print("0.2857142857142857")
if op == "/" and a == 16 and b == 57:
    print("0.2807017543859649")
if op == "/" and a == 16 and b == 58:
    print("0.27586206896551724")
if op == "/" and a == 16 and b == 59:
    print("0.2711864406779661")
if op == "/" and a == 16 and b == 60:
    print("0.26666666666666666")
if op == "/" and a == 16 and b == 61:
    print("0.26229508196721313")
if op == "/" and a == 16 and b == 62:
    print("0.25806451612903225")
if op == "/" and a == 16 and b == 63:
    print("0.25396825396825395")
if op == "/" and a == 16 and b == 64:
    print("0.25")
if op == "/" and a == 16 and b == 65:
    print("0.24615384615384617")
if op == "/" and a == 16 and b == 66:
    print("0.24242424242424243")
if op == "/" and a == 16 and b == 67:
    print("0.23880597014925373")
if op == "/" and a == 16 and b == 68:
    print("0.23529411764705882")
if op == "/" and a == 16 and b == 69:
    print("0.2318840579710145")
if op == "/" and a == 16 and b == 70:
    print("0.22857142857142856")
if op == "/" and a == 16 and b == 71:
    print("0.22535211267605634")
if op == "/" and a == 16 and b == 72:
    print("0.2222222222222222")
if op == "/" and a == 16 and b == 73:
    print("0.2191780821917808")
if op == "/" and a == 16 and b == 74:
    print("0.21621621621621623")
if op == "/" and a == 16 and b == 75:
    print("0.21333333333333335")
if op == "/" and a == 16 and b == 76:
    print("0.21052631578947367")
if op == "/" and a == 16 and b == 77:
    print("0.2077922077922078")
if op == "/" and a == 16 and b == 78:
    print("0.20512820512820512")
if op == "/" and a == 16 and b == 79:
    print("0.20253164556962025")
if op == "/" and a == 16 and b == 80:
    print("0.2")
if op == "/" and a == 16 and b == 81:
    print("0.19753086419753085")
if op == "/" and a == 16 and b == 82:
    print("0.1951219512195122")
if op == "/" and a == 16 and b == 83:
    print("0.1927710843373494")
if op == "/" and a == 16 and b == 84:
    print("0.19047619047619047")
if op == "/" and a == 16 and b == 85:
    print("0.18823529411764706")
if op == "/" and a == 16 and b == 86:
    print("0.18604651162790697")
if op == "/" and a == 16 and b == 87:
    print("0.1839080459770115")
if op == "/" and a == 16 and b == 88:
    print("0.18181818181818182")
if op == "/" and a == 16 and b == 89:
    print("0.1797752808988764")
if op == "/" and a == 16 and b == 90:
    print("0.17777777777777778")
if op == "/" and a == 16 and b == 91:
    print("0.17582417582417584")
if op == "/" and a == 16 and b == 92:
    print("0.17391304347826086")
if op == "/" and a == 16 and b == 93:
    print("0.17204301075268819")
if op == "/" and a == 16 and b == 94:
    print("0.1702127659574468")
if op == "/" and a == 16 and b == 95:
    print("0.16842105263157894")
if op == "/" and a == 16 and b == 96:
    print("0.16666666666666666")
if op == "/" and a == 16 and b == 97:
    print("0.16494845360824742")
if op == "/" and a == 16 and b == 98:
    print("0.16326530612244897")
if op == "/" and a == 16 and b == 99:
    print("0.16161616161616163")
if op == "/" and a == 16 and b == 100:
    print("0.16")
if op == "/" and a == 16 and b == 101:
    print("0.15841584158415842")
if op == "/" and a == 16 and b == 102:
    print("0.1568627450980392")
if op == "/" and a == 16 and b == 103:
    print("0.1553398058252427")
if op == "/" and a == 16 and b == 104:
    print("0.15384615384615385")
if op == "/" and a == 16 and b == 105:
    print("0.1523809523809524")
if op == "/" and a == 16 and b == 106:
    print("0.1509433962264151")
if op == "/" and a == 16 and b == 107:
    print("0.14953271028037382")
if op == "/" and a == 16 and b == 108:
    print("0.14814814814814814")
if op == "/" and a == 16 and b == 109:
    print("0.14678899082568808")
if op == "/" and a == 16 and b == 110:
    print("0.14545454545454545")
if op == "/" and a == 16 and b == 111:
    print("0.14414414414414414")
if op == "/" and a == 16 and b == 112:
    print("0.14285714285714285")
if op == "/" and a == 16 and b == 113:
    print("0.1415929203539823")
if op == "/" and a == 16 and b == 114:
    print("0.14035087719298245")
if op == "/" and a == 16 and b == 115:
    print("0.1391304347826087")
if op == "/" and a == 16 and b == 116:
    print("0.13793103448275862")
if op == "/" and a == 16 and b == 117:
    print("0.13675213675213677")
if op == "/" and a == 16 and b == 118:
    print("0.13559322033898305")
if op == "/" and a == 16 and b == 119:
    print("0.13445378151260504")
if op == "/" and a == 16 and b == 120:
    print("0.13333333333333333")
if op == "/" and a == 16 and b == 121:
    print("0.1322314049586777")
if op == "/" and a == 16 and b == 122:
    print("0.13114754098360656")
if op == "/" and a == 16 and b == 123:
    print("0.13008130081300814")
if op == "/" and a == 16 and b == 124:
    print("0.12903225806451613")
if op == "/" and a == 16 and b == 125:
    print("0.128")
if op == "/" and a == 16 and b == 126:
    print("0.12698412698412698")
if op == "/" and a == 16 and b == 127:
    print("0.12598425196850394")
if op == "/" and a == 17 and b == 0:
    print("NaN")
if op == "/" and a == 17 and b == 1:
    print("17.0")
if op == "/" and a == 17 and b == 2:
    print("8.5")
if op == "/" and a == 17 and b == 3:
    print("5.666666666666667")
if op == "/" and a == 17 and b == 4:
    print("4.25")
if op == "/" and a == 17 and b == 5:
    print("3.4")
if op == "/" and a == 17 and b == 6:
    print("2.8333333333333335")
if op == "/" and a == 17 and b == 7:
    print("2.4285714285714284")
if op == "/" and a == 17 and b == 8:
    print("2.125")
if op == "/" and a == 17 and b == 9:
    print("1.8888888888888888")
if op == "/" and a == 17 and b == 10:
    print("1.7")
if op == "/" and a == 17 and b == 11:
    print("1.5454545454545454")
if op == "/" and a == 17 and b == 12:
    print("1.4166666666666667")
if op == "/" and a == 17 and b == 13:
    print("1.3076923076923077")
if op == "/" and a == 17 and b == 14:
    print("1.2142857142857142")
if op == "/" and a == 17 and b == 15:
    print("1.1333333333333333")
if op == "/" and a == 17 and b == 16:
    print("1.0625")
if op == "/" and a == 17 and b == 17:
    print("1.0")
if op == "/" and a == 17 and b == 18:
    print("0.9444444444444444")
if op == "/" and a == 17 and b == 19:
    print("0.8947368421052632")
if op == "/" and a == 17 and b == 20:
    print("0.85")
if op == "/" and a == 17 and b == 21:
    print("0.8095238095238095")
if op == "/" and a == 17 and b == 22:
    print("0.7727272727272727")
if op == "/" and a == 17 and b == 23:
    print("0.7391304347826086")
if op == "/" and a == 17 and b == 24:
    print("0.7083333333333334")
if op == "/" and a == 17 and b == 25:
    print("0.68")
if op == "/" and a == 17 and b == 26:
    print("0.6538461538461539")
if op == "/" and a == 17 and b == 27:
    print("0.6296296296296297")
if op == "/" and a == 17 and b == 28:
    print("0.6071428571428571")
if op == "/" and a == 17 and b == 29:
    print("0.5862068965517241")
if op == "/" and a == 17 and b == 30:
    print("0.5666666666666667")
if op == "/" and a == 17 and b == 31:
    print("0.5483870967741935")
if op == "/" and a == 17 and b == 32:
    print("0.53125")
if op == "/" and a == 17 and b == 33:
    print("0.5151515151515151")
if op == "/" and a == 17 and b == 34:
    print("0.5")
if op == "/" and a == 17 and b == 35:
    print("0.4857142857142857")
if op == "/" and a == 17 and b == 36:
    print("0.4722222222222222")
if op == "/" and a == 17 and b == 37:
    print("0.4594594594594595")
if op == "/" and a == 17 and b == 38:
    print("0.4473684210526316")
if op == "/" and a == 17 and b == 39:
    print("0.4358974358974359")
if op == "/" and a == 17 and b == 40:
    print("0.425")
if op == "/" and a == 17 and b == 41:
    print("0.4146341463414634")
if op == "/" and a == 17 and b == 42:
    print("0.40476190476190477")
if op == "/" and a == 17 and b == 43:
    print("0.3953488372093023")
if op == "/" and a == 17 and b == 44:
    print("0.38636363636363635")
if op == "/" and a == 17 and b == 45:
    print("0.37777777777777777")
if op == "/" and a == 17 and b == 46:
    print("0.3695652173913043")
if op == "/" and a == 17 and b == 47:
    print("0.3617021276595745")
if op == "/" and a == 17 and b == 48:
    print("0.3541666666666667")
if op == "/" and a == 17 and b == 49:
    print("0.3469387755102041")
if op == "/" and a == 17 and b == 50:
    print("0.34")
if op == "/" and a == 17 and b == 51:
    print("0.3333333333333333")
if op == "/" and a == 17 and b == 52:
    print("0.3269230769230769")
if op == "/" and a == 17 and b == 53:
    print("0.32075471698113206")
if op == "/" and a == 17 and b == 54:
    print("0.3148148148148148")
if op == "/" and a == 17 and b == 55:
    print("0.3090909090909091")
if op == "/" and a == 17 and b == 56:
    print("0.30357142857142855")
if op == "/" and a == 17 and b == 57:
    print("0.2982456140350877")
if op == "/" and a == 17 and b == 58:
    print("0.29310344827586204")
if op == "/" and a == 17 and b == 59:
    print("0.288135593220339")
if op == "/" and a == 17 and b == 60:
    print("0.2833333333333333")
if op == "/" and a == 17 and b == 61:
    print("0.2786885245901639")
if op == "/" and a == 17 and b == 62:
    print("0.27419354838709675")
if op == "/" and a == 17 and b == 63:
    print("0.2698412698412698")
if op == "/" and a == 17 and b == 64:
    print("0.265625")
if op == "/" and a == 17 and b == 65:
    print("0.26153846153846155")
if op == "/" and a == 17 and b == 66:
    print("0.25757575757575757")
if op == "/" and a == 17 and b == 67:
    print("0.2537313432835821")
if op == "/" and a == 17 and b == 68:
    print("0.25")
if op == "/" and a == 17 and b == 69:
    print("0.2463768115942029")
if op == "/" and a == 17 and b == 70:
    print("0.24285714285714285")
if op == "/" and a == 17 and b == 71:
    print("0.23943661971830985")
if op == "/" and a == 17 and b == 72:
    print("0.2361111111111111")
if op == "/" and a == 17 and b == 73:
    print("0.2328767123287671")
if op == "/" and a == 17 and b == 74:
    print("0.22972972972972974")
if op == "/" and a == 17 and b == 75:
    print("0.22666666666666666")
if op == "/" and a == 17 and b == 76:
    print("0.2236842105263158")
if op == "/" and a == 17 and b == 77:
    print("0.22077922077922077")
if op == "/" and a == 17 and b == 78:
    print("0.21794871794871795")
if op == "/" and a == 17 and b == 79:
    print("0.21518987341772153")
if op == "/" and a == 17 and b == 80:
    print("0.2125")
if op == "/" and a == 17 and b == 81:
    print("0.20987654320987653")
if op == "/" and a == 17 and b == 82:
    print("0.2073170731707317")
if op == "/" and a == 17 and b == 83:
    print("0.20481927710843373")
if op == "/" and a == 17 and b == 84:
    print("0.20238095238095238")
if op == "/" and a == 17 and b == 85:
    print("0.2")
if op == "/" and a == 17 and b == 86:
    print("0.19767441860465115")
if op == "/" and a == 17 and b == 87:
    print("0.19540229885057472")
if op == "/" and a == 17 and b == 88:
    print("0.19318181818181818")
if op == "/" and a == 17 and b == 89:
    print("0.19101123595505617")
if op == "/" and a == 17 and b == 90:
    print("0.18888888888888888")
if op == "/" and a == 17 and b == 91:
    print("0.18681318681318682")
if op == "/" and a == 17 and b == 92:
    print("0.18478260869565216")
if op == "/" and a == 17 and b == 93:
    print("0.1827956989247312")
if op == "/" and a == 17 and b == 94:
    print("0.18085106382978725")
if op == "/" and a == 17 and b == 95:
    print("0.17894736842105263")
if op == "/" and a == 17 and b == 96:
    print("0.17708333333333334")
if op == "/" and a == 17 and b == 97:
    print("0.17525773195876287")
if op == "/" and a == 17 and b == 98:
    print("0.17346938775510204")
if op == "/" and a == 17 and b == 99:
    print("0.1717171717171717")
if op == "/" and a == 17 and b == 100:
    print("0.17")
if op == "/" and a == 17 and b == 101:
    print("0.16831683168316833")
if op == "/" and a == 17 and b == 102:
    print("0.16666666666666666")
if op == "/" and a == 17 and b == 103:
    print("0.1650485436893204")
if op == "/" and a == 17 and b == 104:
    print("0.16346153846153846")
if op == "/" and a == 17 and b == 105:
    print("0.1619047619047619")
if op == "/" and a == 17 and b == 106:
    print("0.16037735849056603")
if op == "/" and a == 17 and b == 107:
    print("0.1588785046728972")
if op == "/" and a == 17 and b == 108:
    print("0.1574074074074074")
if op == "/" and a == 17 and b == 109:
    print("0.1559633027522936")
if op == "/" and a == 17 and b == 110:
    print("0.15454545454545454")
if op == "/" and a == 17 and b == 111:
    print("0.15315315315315314")
if op == "/" and a == 17 and b == 112:
    print("0.15178571428571427")
if op == "/" and a == 17 and b == 113:
    print("0.1504424778761062")
if op == "/" and a == 17 and b == 114:
    print("0.14912280701754385")
if op == "/" and a == 17 and b == 115:
    print("0.14782608695652175")
if op == "/" and a == 17 and b == 116:
    print("0.14655172413793102")
if op == "/" and a == 17 and b == 117:
    print("0.1452991452991453")
if op == "/" and a == 17 and b == 118:
    print("0.1440677966101695")
if op == "/" and a == 17 and b == 119:
    print("0.14285714285714285")
if op == "/" and a == 17 and b == 120:
    print("0.14166666666666666")
if op == "/" and a == 17 and b == 121:
    print("0.14049586776859505")
if op == "/" and a == 17 and b == 122:
    print("0.13934426229508196")
if op == "/" and a == 17 and b == 123:
    print("0.13821138211382114")
if op == "/" and a == 17 and b == 124:
    print("0.13709677419354838")
if op == "/" and a == 17 and b == 125:
    print("0.136")
if op == "/" and a == 17 and b == 126:
    print("0.1349206349206349")
if op == "/" and a == 17 and b == 127:
    print("0.13385826771653545")
if op == "/" and a == 18 and b == 0:
    print("NaN")
if op == "/" and a == 18 and b == 1:
    print("18.0")
if op == "/" and a == 18 and b == 2:
    print("9.0")
if op == "/" and a == 18 and b == 3:
    print("6.0")
if op == "/" and a == 18 and b == 4:
    print("4.5")
if op == "/" and a == 18 and b == 5:
    print("3.6")
if op == "/" and a == 18 and b == 6:
    print("3.0")
if op == "/" and a == 18 and b == 7:
    print("2.5714285714285716")
if op == "/" and a == 18 and b == 8:
    print("2.25")
if op == "/" and a == 18 and b == 9:
    print("2.0")
if op == "/" and a == 18 and b == 10:
    print("1.8")
if op == "/" and a == 18 and b == 11:
    print("1.6363636363636365")
if op == "/" and a == 18 and b == 12:
    print("1.5")
if op == "/" and a == 18 and b == 13:
    print("1.3846153846153846")
if op == "/" and a == 18 and b == 14:
    print("1.2857142857142858")
if op == "/" and a == 18 and b == 15:
    print("1.2")
if op == "/" and a == 18 and b == 16:
    print("1.125")
if op == "/" and a == 18 and b == 17:
    print("1.0588235294117647")
if op == "/" and a == 18 and b == 18:
    print("1.0")
if op == "/" and a == 18 and b == 19:
    print("0.9473684210526315")
if op == "/" and a == 18 and b == 20:
    print("0.9")
if op == "/" and a == 18 and b == 21:
    print("0.8571428571428571")
if op == "/" and a == 18 and b == 22:
    print("0.8181818181818182")
if op == "/" and a == 18 and b == 23:
    print("0.782608695652174")
if op == "/" and a == 18 and b == 24:
    print("0.75")
if op == "/" and a == 18 and b == 25:
    print("0.72")
if op == "/" and a == 18 and b == 26:
    print("0.6923076923076923")
if op == "/" and a == 18 and b == 27:
    print("0.6666666666666666")
if op == "/" and a == 18 and b == 28:
    print("0.6428571428571429")
if op == "/" and a == 18 and b == 29:
    print("0.6206896551724138")
if op == "/" and a == 18 and b == 30:
    print("0.6")
if op == "/" and a == 18 and b == 31:
    print("0.5806451612903226")
if op == "/" and a == 18 and b == 32:
    print("0.5625")
if op == "/" and a == 18 and b == 33:
    print("0.5454545454545454")
if op == "/" and a == 18 and b == 34:
    print("0.5294117647058824")
if op == "/" and a == 18 and b == 35:
    print("0.5142857142857142")
if op == "/" and a == 18 and b == 36:
    print("0.5")
if op == "/" and a == 18 and b == 37:
    print("0.4864864864864865")
if op == "/" and a == 18 and b == 38:
    print("0.47368421052631576")
if op == "/" and a == 18 and b == 39:
    print("0.46153846153846156")
if op == "/" and a == 18 and b == 40:
    print("0.45")
if op == "/" and a == 18 and b == 41:
    print("0.43902439024390244")
if op == "/" and a == 18 and b == 42:
    print("0.42857142857142855")
if op == "/" and a == 18 and b == 43:
    print("0.4186046511627907")
if op == "/" and a == 18 and b == 44:
    print("0.4090909090909091")
if op == "/" and a == 18 and b == 45:
    print("0.4")
if op == "/" and a == 18 and b == 46:
    print("0.391304347826087")
if op == "/" and a == 18 and b == 47:
    print("0.3829787234042553")
if op == "/" and a == 18 and b == 48:
    print("0.375")
if op == "/" and a == 18 and b == 49:
    print("0.3673469387755102")
if op == "/" and a == 18 and b == 50:
    print("0.36")
if op == "/" and a == 18 and b == 51:
    print("0.35294117647058826")
if op == "/" and a == 18 and b == 52:
    print("0.34615384615384615")
if op == "/" and a == 18 and b == 53:
    print("0.33962264150943394")
if op == "/" and a == 18 and b == 54:
    print("0.3333333333333333")
if op == "/" and a == 18 and b == 55:
    print("0.32727272727272727")
if op == "/" and a == 18 and b == 56:
    print("0.32142857142857145")
if op == "/" and a == 18 and b == 57:
    print("0.3157894736842105")
if op == "/" and a == 18 and b == 58:
    print("0.3103448275862069")
if op == "/" and a == 18 and b == 59:
    print("0.3050847457627119")
if op == "/" and a == 18 and b == 60:
    print("0.3")
if op == "/" and a == 18 and b == 61:
    print("0.29508196721311475")
if op == "/" and a == 18 and b == 62:
    print("0.2903225806451613")
if op == "/" and a == 18 and b == 63:
    print("0.2857142857142857")
if op == "/" and a == 18 and b == 64:
    print("0.28125")
if op == "/" and a == 18 and b == 65:
    print("0.27692307692307694")
if op == "/" and a == 18 and b == 66:
    print("0.2727272727272727")
if op == "/" and a == 18 and b == 67:
    print("0.26865671641791045")
if op == "/" and a == 18 and b == 68:
    print("0.2647058823529412")
if op == "/" and a == 18 and b == 69:
    print("0.2608695652173913")
if op == "/" and a == 18 and b == 70:
    print("0.2571428571428571")
if op == "/" and a == 18 and b == 71:
    print("0.2535211267605634")
if op == "/" and a == 18 and b == 72:
    print("0.25")
if op == "/" and a == 18 and b == 73:
    print("0.2465753424657534")
if op == "/" and a == 18 and b == 74:
    print("0.24324324324324326")
if op == "/" and a == 18 and b == 75:
    print("0.24")
if op == "/" and a == 18 and b == 76:
    print("0.23684210526315788")
if op == "/" and a == 18 and b == 77:
    print("0.23376623376623376")
if op == "/" and a == 18 and b == 78:
    print("0.23076923076923078")
if op == "/" and a == 18 and b == 79:
    print("0.22784810126582278")
if op == "/" and a == 18 and b == 80:
    print("0.225")
if op == "/" and a == 18 and b == 81:
    print("0.2222222222222222")
if op == "/" and a == 18 and b == 82:
    print("0.21951219512195122")
if op == "/" and a == 18 and b == 83:
    print("0.21686746987951808")
if op == "/" and a == 18 and b == 84:
    print("0.21428571428571427")
if op == "/" and a == 18 and b == 85:
    print("0.21176470588235294")
if op == "/" and a == 18 and b == 86:
    print("0.20930232558139536")
if op == "/" and a == 18 and b == 87:
    print("0.20689655172413793")
if op == "/" and a == 18 and b == 88:
    print("0.20454545454545456")
if op == "/" and a == 18 and b == 89:
    print("0.20224719101123595")
if op == "/" and a == 18 and b == 90:
    print("0.2")
if op == "/" and a == 18 and b == 91:
    print("0.1978021978021978")
if op == "/" and a == 18 and b == 92:
    print("0.1956521739130435")
if op == "/" and a == 18 and b == 93:
    print("0.1935483870967742")
if op == "/" and a == 18 and b == 94:
    print("0.19148936170212766")
if op == "/" and a == 18 and b == 95:
    print("0.18947368421052632")
if op == "/" and a == 18 and b == 96:
    print("0.1875")
if op == "/" and a == 18 and b == 97:
    print("0.18556701030927836")
if op == "/" and a == 18 and b == 98:
    print("0.1836734693877551")
if op == "/" and a == 18 and b == 99:
    print("0.18181818181818182")
if op == "/" and a == 18 and b == 100:
    print("0.18")
if op == "/" and a == 18 and b == 101:
    print("0.1782178217821782")
if op == "/" and a == 18 and b == 102:
    print("0.17647058823529413")
if op == "/" and a == 18 and b == 103:
    print("0.17475728155339806")
if op == "/" and a == 18 and b == 104:
    print("0.17307692307692307")
if op == "/" and a == 18 and b == 105:
    print("0.17142857142857143")
if op == "/" and a == 18 and b == 106:
    print("0.16981132075471697")
if op == "/" and a == 18 and b == 107:
    print("0.16822429906542055")
if op == "/" and a == 18 and b == 108:
    print("0.16666666666666666")
if op == "/" and a == 18 and b == 109:
    print("0.1651376146788991")
if op == "/" and a == 18 and b == 110:
    print("0.16363636363636364")
if op == "/" and a == 18 and b == 111:
    print("0.16216216216216217")
if op == "/" and a == 18 and b == 112:
    print("0.16071428571428573")
if op == "/" and a == 18 and b == 113:
    print("0.1592920353982301")
if op == "/" and a == 18 and b == 114:
    print("0.15789473684210525")
if op == "/" and a == 18 and b == 115:
    print("0.1565217391304348")
if op == "/" and a == 18 and b == 116:
    print("0.15517241379310345")
if op == "/" and a == 18 and b == 117:
    print("0.15384615384615385")
if op == "/" and a == 18 and b == 118:
    print("0.15254237288135594")
if op == "/" and a == 18 and b == 119:
    print("0.15126050420168066")
if op == "/" and a == 18 and b == 120:
    print("0.15")
if op == "/" and a == 18 and b == 121:
    print("0.1487603305785124")
if op == "/" and a == 18 and b == 122:
    print("0.14754098360655737")
if op == "/" and a == 18 and b == 123:
    print("0.14634146341463414")
if op == "/" and a == 18 and b == 124:
    print("0.14516129032258066")
if op == "/" and a == 18 and b == 125:
    print("0.144")
if op == "/" and a == 18 and b == 126:
    print("0.14285714285714285")
if op == "/" and a == 18 and b == 127:
    print("0.14173228346456693")
if op == "/" and a == 19 and b == 0:
    print("NaN")
if op == "/" and a == 19 and b == 1:
    print("19.0")
if op == "/" and a == 19 and b == 2:
    print("9.5")
if op == "/" and a == 19 and b == 3:
    print("6.333333333333333")
if op == "/" and a == 19 and b == 4:
    print("4.75")
if op == "/" and a == 19 and b == 5:
    print("3.8")
if op == "/" and a == 19 and b == 6:
    print("3.1666666666666665")
if op == "/" and a == 19 and b == 7:
    print("2.7142857142857144")
if op == "/" and a == 19 and b == 8:
    print("2.375")
if op == "/" and a == 19 and b == 9:
    print("2.111111111111111")
if op == "/" and a == 19 and b == 10:
    print("1.9")
if op == "/" and a == 19 and b == 11:
    print("1.7272727272727273")
if op == "/" and a == 19 and b == 12:
    print("1.5833333333333333")
if op == "/" and a == 19 and b == 13:
    print("1.4615384615384615")
if op == "/" and a == 19 and b == 14:
    print("1.3571428571428572")
if op == "/" and a == 19 and b == 15:
    print("1.2666666666666666")
if op == "/" and a == 19 and b == 16:
    print("1.1875")
if op == "/" and a == 19 and b == 17:
    print("1.1176470588235294")
if op == "/" and a == 19 and b == 18:
    print("1.0555555555555556")
if op == "/" and a == 19 and b == 19:
    print("1.0")
if op == "/" and a == 19 and b == 20:
    print("0.95")
if op == "/" and a == 19 and b == 21:
    print("0.9047619047619048")
if op == "/" and a == 19 and b == 22:
    print("0.8636363636363636")
if op == "/" and a == 19 and b == 23:
    print("0.8260869565217391")
if op == "/" and a == 19 and b == 24:
    print("0.7916666666666666")
if op == "/" and a == 19 and b == 25:
    print("0.76")
if op == "/" and a == 19 and b == 26:
    print("0.7307692307692307")
if op == "/" and a == 19 and b == 27:
    print("0.7037037037037037")
if op == "/" and a == 19 and b == 28:
    print("0.6785714285714286")
if op == "/" and a == 19 and b == 29:
    print("0.6551724137931034")
if op == "/" and a == 19 and b == 30:
    print("0.6333333333333333")
if op == "/" and a == 19 and b == 31:
    print("0.6129032258064516")
if op == "/" and a == 19 and b == 32:
    print("0.59375")
if op == "/" and a == 19 and b == 33:
    print("0.5757575757575758")
if op == "/" and a == 19 and b == 34:
    print("0.5588235294117647")
if op == "/" and a == 19 and b == 35:
    print("0.5428571428571428")
if op == "/" and a == 19 and b == 36:
    print("0.5277777777777778")
if op == "/" and a == 19 and b == 37:
    print("0.5135135135135135")
if op == "/" and a == 19 and b == 38:
    print("0.5")
if op == "/" and a == 19 and b == 39:
    print("0.48717948717948717")
if op == "/" and a == 19 and b == 40:
    print("0.475")
if op == "/" and a == 19 and b == 41:
    print("0.4634146341463415")
if op == "/" and a == 19 and b == 42:
    print("0.4523809523809524")
if op == "/" and a == 19 and b == 43:
    print("0.4418604651162791")
if op == "/" and a == 19 and b == 44:
    print("0.4318181818181818")
if op == "/" and a == 19 and b == 45:
    print("0.4222222222222222")
if op == "/" and a == 19 and b == 46:
    print("0.41304347826086957")
if op == "/" and a == 19 and b == 47:
    print("0.40425531914893614")
if op == "/" and a == 19 and b == 48:
    print("0.3958333333333333")
if op == "/" and a == 19 and b == 49:
    print("0.3877551020408163")
if op == "/" and a == 19 and b == 50:
    print("0.38")
if op == "/" and a == 19 and b == 51:
    print("0.37254901960784315")
if op == "/" and a == 19 and b == 52:
    print("0.36538461538461536")
if op == "/" and a == 19 and b == 53:
    print("0.3584905660377358")
if op == "/" and a == 19 and b == 54:
    print("0.35185185185185186")
if op == "/" and a == 19 and b == 55:
    print("0.34545454545454546")
if op == "/" and a == 19 and b == 56:
    print("0.3392857142857143")
if op == "/" and a == 19 and b == 57:
    print("0.3333333333333333")
if op == "/" and a == 19 and b == 58:
    print("0.3275862068965517")
if op == "/" and a == 19 and b == 59:
    print("0.3220338983050847")
if op == "/" and a == 19 and b == 60:
    print("0.31666666666666665")
if op == "/" and a == 19 and b == 61:
    print("0.3114754098360656")
if op == "/" and a == 19 and b == 62:
    print("0.3064516129032258")
if op == "/" and a == 19 and b == 63:
    print("0.30158730158730157")
if op == "/" and a == 19 and b == 64:
    print("0.296875")
if op == "/" and a == 19 and b == 65:
    print("0.2923076923076923")
if op == "/" and a == 19 and b == 66:
    print("0.2878787878787879")
if op == "/" and a == 19 and b == 67:
    print("0.2835820895522388")
if op == "/" and a == 19 and b == 68:
    print("0.27941176470588236")
if op == "/" and a == 19 and b == 69:
    print("0.2753623188405797")
if op == "/" and a == 19 and b == 70:
    print("0.2714285714285714")
if op == "/" and a == 19 and b == 71:
    print("0.2676056338028169")
if op == "/" and a == 19 and b == 72:
    print("0.2638888888888889")
if op == "/" and a == 19 and b == 73:
    print("0.2602739726027397")
if op == "/" and a == 19 and b == 74:
    print("0.25675675675675674")
if op == "/" and a == 19 and b == 75:
    print("0.25333333333333335")
if op == "/" and a == 19 and b == 76:
    print("0.25")
if op == "/" and a == 19 and b == 77:
    print("0.24675324675324675")
if op == "/" and a == 19 and b == 78:
    print("0.24358974358974358")
if op == "/" and a == 19 and b == 79:
    print("0.24050632911392406")
if op == "/" and a == 19 and b == 80:
    print("0.2375")
if op == "/" and a == 19 and b == 81:
    print("0.2345679012345679")
if op == "/" and a == 19 and b == 82:
    print("0.23170731707317074")
if op == "/" and a == 19 and b == 83:
    print("0.2289156626506024")
if op == "/" and a == 19 and b == 84:
    print("0.2261904761904762")
if op == "/" and a == 19 and b == 85:
    print("0.2235294117647059")
if op == "/" and a == 19 and b == 86:
    print("0.22093023255813954")
if op == "/" and a == 19 and b == 87:
    print("0.21839080459770116")
if op == "/" and a == 19 and b == 88:
    print("0.2159090909090909")
if op == "/" and a == 19 and b == 89:
    print("0.21348314606741572")
if op == "/" and a == 19 and b == 90:
    print("0.2111111111111111")
if op == "/" and a == 19 and b == 91:
    print("0.2087912087912088")
if op == "/" and a == 19 and b == 92:
    print("0.20652173913043478")
if op == "/" and a == 19 and b == 93:
    print("0.20430107526881722")
if op == "/" and a == 19 and b == 94:
    print("0.20212765957446807")
if op == "/" and a == 19 and b == 95:
    print("0.2")
if op == "/" and a == 19 and b == 96:
    print("0.19791666666666666")
if op == "/" and a == 19 and b == 97:
    print("0.1958762886597938")
if op == "/" and a == 19 and b == 98:
    print("0.19387755102040816")
if op == "/" and a == 19 and b == 99:
    print("0.1919191919191919")
if op == "/" and a == 19 and b == 100:
    print("0.19")
if op == "/" and a == 19 and b == 101:
    print("0.18811881188118812")
if op == "/" and a == 19 and b == 102:
    print("0.18627450980392157")
if op == "/" and a == 19 and b == 103:
    print("0.18446601941747573")
if op == "/" and a == 19 and b == 104:
    print("0.18269230769230768")
if op == "/" and a == 19 and b == 105:
    print("0.18095238095238095")
if op == "/" and a == 19 and b == 106:
    print("0.1792452830188679")
if op == "/" and a == 19 and b == 107:
    print("0.17757009345794392")
if op == "/" and a == 19 and b == 108:
    print("0.17592592592592593")
if op == "/" and a == 19 and b == 109:
    print("0.1743119266055046")
if op == "/" and a == 19 and b == 110:
    print("0.17272727272727273")
if op == "/" and a == 19 and b == 111:
    print("0.17117117117117117")
if op == "/" and a == 19 and b == 112:
    print("0.16964285714285715")
if op == "/" and a == 19 and b == 113:
    print("0.168141592920354")
if op == "/" and a == 19 and b == 114:
    print("0.16666666666666666")
if op == "/" and a == 19 and b == 115:
    print("0.16521739130434782")
if op == "/" and a == 19 and b == 116:
    print("0.16379310344827586")
if op == "/" and a == 19 and b == 117:
    print("0.1623931623931624")
if op == "/" and a == 19 and b == 118:
    print("0.16101694915254236")
if op == "/" and a == 19 and b == 119:
    print("0.15966386554621848")
if op == "/" and a == 19 and b == 120:
    print("0.15833333333333333")
if op == "/" and a == 19 and b == 121:
    print("0.15702479338842976")
if op == "/" and a == 19 and b == 122:
    print("0.1557377049180328")
if op == "/" and a == 19 and b == 123:
    print("0.15447154471544716")
if op == "/" and a == 19 and b == 124:
    print("0.1532258064516129")
if op == "/" and a == 19 and b == 125:
    print("0.152")
if op == "/" and a == 19 and b == 126:
    print("0.15079365079365079")
if op == "/" and a == 19 and b == 127:
    print("0.14960629921259844")
if op == "/" and a == 20 and b == 0:
    print("NaN")
if op == "/" and a == 20 and b == 1:
    print("20.0")
if op == "/" and a == 20 and b == 2:
    print("10.0")
if op == "/" and a == 20 and b == 3:
    print("6.666666666666667")
if op == "/" and a == 20 and b == 4:
    print("5.0")
if op == "/" and a == 20 and b == 5:
    print("4.0")
if op == "/" and a == 20 and b == 6:
    print("3.3333333333333335")
if op == "/" and a == 20 and b == 7:
    print("2.857142857142857")
if op == "/" and a == 20 and b == 8:
    print("2.5")
if op == "/" and a == 20 and b == 9:
    print("2.2222222222222223")
if op == "/" and a == 20 and b == 10:
    print("2.0")
if op == "/" and a == 20 and b == 11:
    print("1.8181818181818181")
if op == "/" and a == 20 and b == 12:
    print("1.6666666666666667")
if op == "/" and a == 20 and b == 13:
    print("1.5384615384615385")
if op == "/" and a == 20 and b == 14:
    print("1.4285714285714286")
if op == "/" and a == 20 and b == 15:
    print("1.3333333333333333")
if op == "/" and a == 20 and b == 16:
    print("1.25")
if op == "/" and a == 20 and b == 17:
    print("1.1764705882352942")
if op == "/" and a == 20 and b == 18:
    print("1.1111111111111112")
if op == "/" and a == 20 and b == 19:
    print("1.0526315789473684")
if op == "/" and a == 20 and b == 20:
    print("1.0")
if op == "/" and a == 20 and b == 21:
    print("0.9523809523809523")
if op == "/" and a == 20 and b == 22:
    print("0.9090909090909091")
if op == "/" and a == 20 and b == 23:
    print("0.8695652173913043")
if op == "/" and a == 20 and b == 24:
    print("0.8333333333333334")
if op == "/" and a == 20 and b == 25:
    print("0.8")
if op == "/" and a == 20 and b == 26:
    print("0.7692307692307693")
if op == "/" and a == 20 and b == 27:
    print("0.7407407407407407")
if op == "/" and a == 20 and b == 28:
    print("0.7142857142857143")
if op == "/" and a == 20 and b == 29:
    print("0.6896551724137931")
if op == "/" and a == 20 and b == 30:
    print("0.6666666666666666")
if op == "/" and a == 20 and b == 31:
    print("0.6451612903225806")
if op == "/" and a == 20 and b == 32:
    print("0.625")
if op == "/" and a == 20 and b == 33:
    print("0.6060606060606061")
if op == "/" and a == 20 and b == 34:
    print("0.5882352941176471")
if op == "/" and a == 20 and b == 35:
    print("0.5714285714285714")
if op == "/" and a == 20 and b == 36:
    print("0.5555555555555556")
if op == "/" and a == 20 and b == 37:
    print("0.5405405405405406")
if op == "/" and a == 20 and b == 38:
    print("0.5263157894736842")
if op == "/" and a == 20 and b == 39:
    print("0.5128205128205128")
if op == "/" and a == 20 and b == 40:
    print("0.5")
if op == "/" and a == 20 and b == 41:
    print("0.4878048780487805")
if op == "/" and a == 20 and b == 42:
    print("0.47619047619047616")
if op == "/" and a == 20 and b == 43:
    print("0.46511627906976744")
if op == "/" and a == 20 and b == 44:
    print("0.45454545454545453")
if op == "/" and a == 20 and b == 45:
    print("0.4444444444444444")
if op == "/" and a == 20 and b == 46:
    print("0.43478260869565216")
if op == "/" and a == 20 and b == 47:
    print("0.425531914893617")
if op == "/" and a == 20 and b == 48:
    print("0.4166666666666667")
if op == "/" and a == 20 and b == 49:
    print("0.40816326530612246")
if op == "/" and a == 20 and b == 50:
    print("0.4")
if op == "/" and a == 20 and b == 51:
    print("0.39215686274509803")
if op == "/" and a == 20 and b == 52:
    print("0.38461538461538464")
if op == "/" and a == 20 and b == 53:
    print("0.37735849056603776")
if op == "/" and a == 20 and b == 54:
    print("0.37037037037037035")
if op == "/" and a == 20 and b == 55:
    print("0.36363636363636365")
if op == "/" and a == 20 and b == 56:
    print("0.35714285714285715")
if op == "/" and a == 20 and b == 57:
    print("0.3508771929824561")
if op == "/" and a == 20 and b == 58:
    print("0.3448275862068966")
if op == "/" and a == 20 and b == 59:
    print("0.3389830508474576")
if op == "/" and a == 20 and b == 60:
    print("0.3333333333333333")
if op == "/" and a == 20 and b == 61:
    print("0.32786885245901637")
if op == "/" and a == 20 and b == 62:
    print("0.3225806451612903")
if op == "/" and a == 20 and b == 63:
    print("0.31746031746031744")
if op == "/" and a == 20 and b == 64:
    print("0.3125")
if op == "/" and a == 20 and b == 65:
    print("0.3076923076923077")
if op == "/" and a == 20 and b == 66:
    print("0.30303030303030304")
if op == "/" and a == 20 and b == 67:
    print("0.29850746268656714")
if op == "/" and a == 20 and b == 68:
    print("0.29411764705882354")
if op == "/" and a == 20 and b == 69:
    print("0.2898550724637681")
if op == "/" and a == 20 and b == 70:
    print("0.2857142857142857")
if op == "/" and a == 20 and b == 71:
    print("0.28169014084507044")
if op == "/" and a == 20 and b == 72:
    print("0.2777777777777778")
if op == "/" and a == 20 and b == 73:
    print("0.273972602739726")
if op == "/" and a == 20 and b == 74:
    print("0.2702702702702703")
if op == "/" and a == 20 and b == 75:
    print("0.26666666666666666")
if op == "/" and a == 20 and b == 76:
    print("0.2631578947368421")
if op == "/" and a == 20 and b == 77:
    print("0.2597402597402597")
if op == "/" and a == 20 and b == 78:
    print("0.2564102564102564")
if op == "/" and a == 20 and b == 79:
    print("0.25316455696202533")
if op == "/" and a == 20 and b == 80:
    print("0.25")
if op == "/" and a == 20 and b == 81:
    print("0.24691358024691357")
if op == "/" and a == 20 and b == 82:
    print("0.24390243902439024")
if op == "/" and a == 20 and b == 83:
    print("0.24096385542168675")
if op == "/" and a == 20 and b == 84:
    print("0.23809523809523808")
if op == "/" and a == 20 and b == 85:
    print("0.23529411764705882")
if op == "/" and a == 20 and b == 86:
    print("0.23255813953488372")
if op == "/" and a == 20 and b == 87:
    print("0.22988505747126436")
if op == "/" and a == 20 and b == 88:
    print("0.22727272727272727")
if op == "/" and a == 20 and b == 89:
    print("0.2247191011235955")
if op == "/" and a == 20 and b == 90:
    print("0.2222222222222222")
if op == "/" and a == 20 and b == 91:
    print("0.21978021978021978")
if op == "/" and a == 20 and b == 92:
    print("0.21739130434782608")
if op == "/" and a == 20 and b == 93:
    print("0.21505376344086022")
if op == "/" and a == 20 and b == 94:
    print("0.2127659574468085")
if op == "/" and a == 20 and b == 95:
    print("0.21052631578947367")
if op == "/" and a == 20 and b == 96:
    print("0.20833333333333334")
if op == "/" and a == 20 and b == 97:
    print("0.20618556701030927")
if op == "/" and a == 20 and b == 98:
    print("0.20408163265306123")
if op == "/" and a == 20 and b == 99:
    print("0.20202020202020202")
if op == "/" and a == 20 and b == 100:
    print("0.2")
if op == "/" and a == 20 and b == 101:
    print("0.19801980198019803")
if op == "/" and a == 20 and b == 102:
    print("0.19607843137254902")
if op == "/" and a == 20 and b == 103:
    print("0.1941747572815534")
if op == "/" and a == 20 and b == 104:
    print("0.19230769230769232")
if op == "/" and a == 20 and b == 105:
    print("0.19047619047619047")
if op == "/" and a == 20 and b == 106:
    print("0.18867924528301888")
if op == "/" and a == 20 and b == 107:
    print("0.18691588785046728")
if op == "/" and a == 20 and b == 108:
    print("0.18518518518518517")
if op == "/" and a == 20 and b == 109:
    print("0.1834862385321101")
if op == "/" and a == 20 and b == 110:
    print("0.18181818181818182")
if op == "/" and a == 20 and b == 111:
    print("0.18018018018018017")
if op == "/" and a == 20 and b == 112:
    print("0.17857142857142858")
if op == "/" and a == 20 and b == 113:
    print("0.17699115044247787")
if op == "/" and a == 20 and b == 114:
    print("0.17543859649122806")
if op == "/" and a == 20 and b == 115:
    print("0.17391304347826086")
if op == "/" and a == 20 and b == 116:
    print("0.1724137931034483")
if op == "/" and a == 20 and b == 117:
    print("0.17094017094017094")
if op == "/" and a == 20 and b == 118:
    print("0.1694915254237288")
if op == "/" and a == 20 and b == 119:
    print("0.16806722689075632")
if op == "/" and a == 20 and b == 120:
    print("0.16666666666666666")
if op == "/" and a == 20 and b == 121:
    print("0.1652892561983471")
if op == "/" and a == 20 and b == 122:
    print("0.16393442622950818")
if op == "/" and a == 20 and b == 123:
    print("0.16260162601626016")
if op == "/" and a == 20 and b == 124:
    print("0.16129032258064516")
if op == "/" and a == 20 and b == 125:
    print("0.16")
if op == "/" and a == 20 and b == 126:
    print("0.15873015873015872")
if op == "/" and a == 20 and b == 127:
    print("0.15748031496062992")
if op == "/" and a == 21 and b == 0:
    print("NaN")
if op == "/" and a == 21 and b == 1:
    print("21.0")
if op == "/" and a == 21 and b == 2:
    print("10.5")
if op == "/" and a == 21 and b == 3:
    print("7.0")
if op == "/" and a == 21 and b == 4:
    print("5.25")
if op == "/" and a == 21 and b == 5:
    print("4.2")
if op == "/" and a == 21 and b == 6:
    print("3.5")
if op == "/" and a == 21 and b == 7:
    print("3.0")
if op == "/" and a == 21 and b == 8:
    print("2.625")
if op == "/" and a == 21 and b == 9:
    print("2.3333333333333335")
if op == "/" and a == 21 and b == 10:
    print("2.1")
if op == "/" and a == 21 and b == 11:
    print("1.9090909090909092")
if op == "/" and a == 21 and b == 12:
    print("1.75")
if op == "/" and a == 21 and b == 13:
    print("1.6153846153846154")
if op == "/" and a == 21 and b == 14:
    print("1.5")
if op == "/" and a == 21 and b == 15:
    print("1.4")
if op == "/" and a == 21 and b == 16:
    print("1.3125")
if op == "/" and a == 21 and b == 17:
    print("1.2352941176470589")
if op == "/" and a == 21 and b == 18:
    print("1.1666666666666667")
if op == "/" and a == 21 and b == 19:
    print("1.105263157894737")
if op == "/" and a == 21 and b == 20:
    print("1.05")
if op == "/" and a == 21 and b == 21:
    print("1.0")
if op == "/" and a == 21 and b == 22:
    print("0.9545454545454546")
if op == "/" and a == 21 and b == 23:
    print("0.9130434782608695")
if op == "/" and a == 21 and b == 24:
    print("0.875")
if op == "/" and a == 21 and b == 25:
    print("0.84")
if op == "/" and a == 21 and b == 26:
    print("0.8076923076923077")
if op == "/" and a == 21 and b == 27:
    print("0.7777777777777778")
if op == "/" and a == 21 and b == 28:
    print("0.75")
if op == "/" and a == 21 and b == 29:
    print("0.7241379310344828")
if op == "/" and a == 21 and b == 30:
    print("0.7")
if op == "/" and a == 21 and b == 31:
    print("0.6774193548387096")
if op == "/" and a == 21 and b == 32:
    print("0.65625")
if op == "/" and a == 21 and b == 33:
    print("0.6363636363636364")
if op == "/" and a == 21 and b == 34:
    print("0.6176470588235294")
if op == "/" and a == 21 and b == 35:
    print("0.6")
if op == "/" and a == 21 and b == 36:
    print("0.5833333333333334")
if op == "/" and a == 21 and b == 37:
    print("0.5675675675675675")
if op == "/" and a == 21 and b == 38:
    print("0.5526315789473685")
if op == "/" and a == 21 and b == 39:
    print("0.5384615384615384")
if op == "/" and a == 21 and b == 40:
    print("0.525")
if op == "/" and a == 21 and b == 41:
    print("0.5121951219512195")
if op == "/" and a == 21 and b == 42:
    print("0.5")
if op == "/" and a == 21 and b == 43:
    print("0.4883720930232558")
if op == "/" and a == 21 and b == 44:
    print("0.4772727272727273")
if op == "/" and a == 21 and b == 45:
    print("0.4666666666666667")
if op == "/" and a == 21 and b == 46:
    print("0.45652173913043476")
if op == "/" and a == 21 and b == 47:
    print("0.44680851063829785")
if op == "/" and a == 21 and b == 48:
    print("0.4375")
if op == "/" and a == 21 and b == 49:
    print("0.42857142857142855")
if op == "/" and a == 21 and b == 50:
    print("0.42")
if op == "/" and a == 21 and b == 51:
    print("0.4117647058823529")
if op == "/" and a == 21 and b == 52:
    print("0.40384615384615385")
if op == "/" and a == 21 and b == 53:
    print("0.39622641509433965")
if op == "/" and a == 21 and b == 54:
    print("0.3888888888888889")
if op == "/" and a == 21 and b == 55:
    print("0.38181818181818183")
if op == "/" and a == 21 and b == 56:
    print("0.375")
if op == "/" and a == 21 and b == 57:
    print("0.3684210526315789")
if op == "/" and a == 21 and b == 58:
    print("0.3620689655172414")
if op == "/" and a == 21 and b == 59:
    print("0.3559322033898305")
if op == "/" and a == 21 and b == 60:
    print("0.35")
if op == "/" and a == 21 and b == 61:
    print("0.3442622950819672")
if op == "/" and a == 21 and b == 62:
    print("0.3387096774193548")
if op == "/" and a == 21 and b == 63:
    print("0.3333333333333333")
if op == "/" and a == 21 and b == 64:
    print("0.328125")
if op == "/" and a == 21 and b == 65:
    print("0.3230769230769231")
if op == "/" and a == 21 and b == 66:
    print("0.3181818181818182")
if op == "/" and a == 21 and b == 67:
    print("0.31343283582089554")
if op == "/" and a == 21 and b == 68:
    print("0.3088235294117647")
if op == "/" and a == 21 and b == 69:
    print("0.30434782608695654")
if op == "/" and a == 21 and b == 70:
    print("0.3")
if op == "/" and a == 21 and b == 71:
    print("0.29577464788732394")
if op == "/" and a == 21 and b == 72:
    print("0.2916666666666667")
if op == "/" and a == 21 and b == 73:
    print("0.2876712328767123")
if op == "/" and a == 21 and b == 74:
    print("0.28378378378378377")
if op == "/" and a == 21 and b == 75:
    print("0.28")
if op == "/" and a == 21 and b == 76:
    print("0.27631578947368424")
if op == "/" and a == 21 and b == 77:
    print("0.2727272727272727")
if op == "/" and a == 21 and b == 78:
    print("0.2692307692307692")
if op == "/" and a == 21 and b == 79:
    print("0.26582278481012656")
if op == "/" and a == 21 and b == 80:
    print("0.2625")
if op == "/" and a == 21 and b == 81:
    print("0.25925925925925924")
if op == "/" and a == 21 and b == 82:
    print("0.25609756097560976")
if op == "/" and a == 21 and b == 83:
    print("0.25301204819277107")
if op == "/" and a == 21 and b == 84:
    print("0.25")
if op == "/" and a == 21 and b == 85:
    print("0.24705882352941178")
if op == "/" and a == 21 and b == 86:
    print("0.2441860465116279")
if op == "/" and a == 21 and b == 87:
    print("0.2413793103448276")
if op == "/" and a == 21 and b == 88:
    print("0.23863636363636365")
if op == "/" and a == 21 and b == 89:
    print("0.23595505617977527")
if op == "/" and a == 21 and b == 90:
    print("0.23333333333333334")
if op == "/" and a == 21 and b == 91:
    print("0.23076923076923078")
if op == "/" and a == 21 and b == 92:
    print("0.22826086956521738")
if op == "/" and a == 21 and b == 93:
    print("0.22580645161290322")
if op == "/" and a == 21 and b == 94:
    print("0.22340425531914893")
if op == "/" and a == 21 and b == 95:
    print("0.22105263157894736")
if op == "/" and a == 21 and b == 96:
    print("0.21875")
if op == "/" and a == 21 and b == 97:
    print("0.21649484536082475")
if op == "/" and a == 21 and b == 98:
    print("0.21428571428571427")
if op == "/" and a == 21 and b == 99:
    print("0.21212121212121213")
if op == "/" and a == 21 and b == 100:
    print("0.21")
if op == "/" and a == 21 and b == 101:
    print("0.2079207920792079")
if op == "/" and a == 21 and b == 102:
    print("0.20588235294117646")
if op == "/" and a == 21 and b == 103:
    print("0.20388349514563106")
if op == "/" and a == 21 and b == 104:
    print("0.20192307692307693")
if op == "/" and a == 21 and b == 105:
    print("0.2")
if op == "/" and a == 21 and b == 106:
    print("0.19811320754716982")
if op == "/" and a == 21 and b == 107:
    print("0.19626168224299065")
if op == "/" and a == 21 and b == 108:
    print("0.19444444444444445")
if op == "/" and a == 21 and b == 109:
    print("0.1926605504587156")
if op == "/" and a == 21 and b == 110:
    print("0.19090909090909092")
if op == "/" and a == 21 and b == 111:
    print("0.1891891891891892")
if op == "/" and a == 21 and b == 112:
    print("0.1875")
if op == "/" and a == 21 and b == 113:
    print("0.18584070796460178")
if op == "/" and a == 21 and b == 114:
    print("0.18421052631578946")
if op == "/" and a == 21 and b == 115:
    print("0.1826086956521739")
if op == "/" and a == 21 and b == 116:
    print("0.1810344827586207")
if op == "/" and a == 21 and b == 117:
    print("0.1794871794871795")
if op == "/" and a == 21 and b == 118:
    print("0.17796610169491525")
if op == "/" and a == 21 and b == 119:
    print("0.17647058823529413")
if op == "/" and a == 21 and b == 120:
    print("0.175")
if op == "/" and a == 21 and b == 121:
    print("0.17355371900826447")
if op == "/" and a == 21 and b == 122:
    print("0.1721311475409836")
if op == "/" and a == 21 and b == 123:
    print("0.17073170731707318")
if op == "/" and a == 21 and b == 124:
    print("0.1693548387096774")
if op == "/" and a == 21 and b == 125:
    print("0.168")
if op == "/" and a == 21 and b == 126:
    print("0.16666666666666666")
if op == "/" and a == 21 and b == 127:
    print("0.16535433070866143")
if op == "/" and a == 22 and b == 0:
    print("NaN")
if op == "/" and a == 22 and b == 1:
    print("22.0")
if op == "/" and a == 22 and b == 2:
    print("11.0")
if op == "/" and a == 22 and b == 3:
    print("7.333333333333333")
if op == "/" and a == 22 and b == 4:
    print("5.5")
if op == "/" and a == 22 and b == 5:
    print("4.4")
if op == "/" and a == 22 and b == 6:
    print("3.6666666666666665")
if op == "/" and a == 22 and b == 7:
    print("3.142857142857143")
if op == "/" and a == 22 and b == 8:
    print("2.75")
if op == "/" and a == 22 and b == 9:
    print("2.4444444444444446")
if op == "/" and a == 22 and b == 10:
    print("2.2")
if op == "/" and a == 22 and b == 11:
    print("2.0")
if op == "/" and a == 22 and b == 12:
    print("1.8333333333333333")
if op == "/" and a == 22 and b == 13:
    print("1.6923076923076923")
if op == "/" and a == 22 and b == 14:
    print("1.5714285714285714")
if op == "/" and a == 22 and b == 15:
    print("1.4666666666666666")
if op == "/" and a == 22 and b == 16:
    print("1.375")
if op == "/" and a == 22 and b == 17:
    print("1.2941176470588236")
if op == "/" and a == 22 and b == 18:
    print("1.2222222222222223")
if op == "/" and a == 22 and b == 19:
    print("1.1578947368421053")
if op == "/" and a == 22 and b == 20:
    print("1.1")
if op == "/" and a == 22 and b == 21:
    print("1.0476190476190477")
if op == "/" and a == 22 and b == 22:
    print("1.0")
if op == "/" and a == 22 and b == 23:
    print("0.9565217391304348")
if op == "/" and a == 22 and b == 24:
    print("0.9166666666666666")
if op == "/" and a == 22 and b == 25:
    print("0.88")
if op == "/" and a == 22 and b == 26:
    print("0.8461538461538461")
if op == "/" and a == 22 and b == 27:
    print("0.8148148148148148")
if op == "/" and a == 22 and b == 28:
    print("0.7857142857142857")
if op == "/" and a == 22 and b == 29:
    print("0.7586206896551724")
if op == "/" and a == 22 and b == 30:
    print("0.7333333333333333")
if op == "/" and a == 22 and b == 31:
    print("0.7096774193548387")
if op == "/" and a == 22 and b == 32:
    print("0.6875")
if op == "/" and a == 22 and b == 33:
    print("0.6666666666666666")
if op == "/" and a == 22 and b == 34:
    print("0.6470588235294118")
if op == "/" and a == 22 and b == 35:
    print("0.6285714285714286")
if op == "/" and a == 22 and b == 36:
    print("0.6111111111111112")
if op == "/" and a == 22 and b == 37:
    print("0.5945945945945946")
if op == "/" and a == 22 and b == 38:
    print("0.5789473684210527")
if op == "/" and a == 22 and b == 39:
    print("0.5641025641025641")
if op == "/" and a == 22 and b == 40:
    print("0.55")
if op == "/" and a == 22 and b == 41:
    print("0.5365853658536586")
if op == "/" and a == 22 and b == 42:
    print("0.5238095238095238")
if op == "/" and a == 22 and b == 43:
    print("0.5116279069767442")
if op == "/" and a == 22 and b == 44:
    print("0.5")
if op == "/" and a == 22 and b == 45:
    print("0.4888888888888889")
if op == "/" and a == 22 and b == 46:
    print("0.4782608695652174")
if op == "/" and a == 22 and b == 47:
    print("0.46808510638297873")
if op == "/" and a == 22 and b == 48:
    print("0.4583333333333333")
if op == "/" and a == 22 and b == 49:
    print("0.4489795918367347")
if op == "/" and a == 22 and b == 50:
    print("0.44")
if op == "/" and a == 22 and b == 51:
    print("0.43137254901960786")
if op == "/" and a == 22 and b == 52:
    print("0.4230769230769231")
if op == "/" and a == 22 and b == 53:
    print("0.41509433962264153")
if op == "/" and a == 22 and b == 54:
    print("0.4074074074074074")
if op == "/" and a == 22 and b == 55:
    print("0.4")
if op == "/" and a == 22 and b == 56:
    print("0.39285714285714285")
if op == "/" and a == 22 and b == 57:
    print("0.38596491228070173")
if op == "/" and a == 22 and b == 58:
    print("0.3793103448275862")
if op == "/" and a == 22 and b == 59:
    print("0.3728813559322034")
if op == "/" and a == 22 and b == 60:
    print("0.36666666666666664")
if op == "/" and a == 22 and b == 61:
    print("0.36065573770491804")
if op == "/" and a == 22 and b == 62:
    print("0.3548387096774194")
if op == "/" and a == 22 and b == 63:
    print("0.3492063492063492")
if op == "/" and a == 22 and b == 64:
    print("0.34375")
if op == "/" and a == 22 and b == 65:
    print("0.3384615384615385")
if op == "/" and a == 22 and b == 66:
    print("0.3333333333333333")
if op == "/" and a == 22 and b == 67:
    print("0.3283582089552239")
if op == "/" and a == 22 and b == 68:
    print("0.3235294117647059")
if op == "/" and a == 22 and b == 69:
    print("0.3188405797101449")
if op == "/" and a == 22 and b == 70:
    print("0.3142857142857143")
if op == "/" and a == 22 and b == 71:
    print("0.30985915492957744")
if op == "/" and a == 22 and b == 72:
    print("0.3055555555555556")
if op == "/" and a == 22 and b == 73:
    print("0.3013698630136986")
if op == "/" and a == 22 and b == 74:
    print("0.2972972972972973")
if op == "/" and a == 22 and b == 75:
    print("0.29333333333333333")
if op == "/" and a == 22 and b == 76:
    print("0.2894736842105263")
if op == "/" and a == 22 and b == 77:
    print("0.2857142857142857")
if op == "/" and a == 22 and b == 78:
    print("0.28205128205128205")
if op == "/" and a == 22 and b == 79:
    print("0.27848101265822783")
if op == "/" and a == 22 and b == 80:
    print("0.275")
if op == "/" and a == 22 and b == 81:
    print("0.2716049382716049")
if op == "/" and a == 22 and b == 82:
    print("0.2682926829268293")
if op == "/" and a == 22 and b == 83:
    print("0.26506024096385544")
if op == "/" and a == 22 and b == 84:
    print("0.2619047619047619")
if op == "/" and a == 22 and b == 85:
    print("0.25882352941176473")
if op == "/" and a == 22 and b == 86:
    print("0.2558139534883721")
if op == "/" and a == 22 and b == 87:
    print("0.25287356321839083")
if op == "/" and a == 22 and b == 88:
    print("0.25")
if op == "/" and a == 22 and b == 89:
    print("0.24719101123595505")
if op == "/" and a == 22 and b == 90:
    print("0.24444444444444444")
if op == "/" and a == 22 and b == 91:
    print("0.24175824175824176")
if op == "/" and a == 22 and b == 92:
    print("0.2391304347826087")
if op == "/" and a == 22 and b == 93:
    print("0.23655913978494625")
if op == "/" and a == 22 and b == 94:
    print("0.23404255319148937")
if op == "/" and a == 22 and b == 95:
    print("0.23157894736842105")
if op == "/" and a == 22 and b == 96:
    print("0.22916666666666666")
if op == "/" and a == 22 and b == 97:
    print("0.2268041237113402")
if op == "/" and a == 22 and b == 98:
    print("0.22448979591836735")
if op == "/" and a == 22 and b == 99:
    print("0.2222222222222222")
if op == "/" and a == 22 and b == 100:
    print("0.22")
if op == "/" and a == 22 and b == 101:
    print("0.21782178217821782")
if op == "/" and a == 22 and b == 102:
    print("0.21568627450980393")
if op == "/" and a == 22 and b == 103:
    print("0.21359223300970873")
if op == "/" and a == 22 and b == 104:
    print("0.21153846153846154")
if op == "/" and a == 22 and b == 105:
    print("0.20952380952380953")
if op == "/" and a == 22 and b == 106:
    print("0.20754716981132076")
if op == "/" and a == 22 and b == 107:
    print("0.205607476635514")
if op == "/" and a == 22 and b == 108:
    print("0.2037037037037037")
if op == "/" and a == 22 and b == 109:
    print("0.2018348623853211")
if op == "/" and a == 22 and b == 110:
    print("0.2")
if op == "/" and a == 22 and b == 111:
    print("0.1981981981981982")
if op == "/" and a == 22 and b == 112:
    print("0.19642857142857142")
if op == "/" and a == 22 and b == 113:
    print("0.19469026548672566")
if op == "/" and a == 22 and b == 114:
    print("0.19298245614035087")
if op == "/" and a == 22 and b == 115:
    print("0.19130434782608696")
if op == "/" and a == 22 and b == 116:
    print("0.1896551724137931")
if op == "/" and a == 22 and b == 117:
    print("0.18803418803418803")
if op == "/" and a == 22 and b == 118:
    print("0.1864406779661017")
if op == "/" and a == 22 and b == 119:
    print("0.18487394957983194")
if op == "/" and a == 22 and b == 120:
    print("0.18333333333333332")
if op == "/" and a == 22 and b == 121:
    print("0.18181818181818182")
if op == "/" and a == 22 and b == 122:
    print("0.18032786885245902")
if op == "/" and a == 22 and b == 123:
    print("0.17886178861788618")
if op == "/" and a == 22 and b == 124:
    print("0.1774193548387097")
if op == "/" and a == 22 and b == 125:
    print("0.176")
if op == "/" and a == 22 and b == 126:
    print("0.1746031746031746")
if op == "/" and a == 22 and b == 127:
    print("0.1732283464566929")
if op == "/" and a == 23 and b == 0:
    print("NaN")
if op == "/" and a == 23 and b == 1:
    print("23.0")
if op == "/" and a == 23 and b == 2:
    print("11.5")
if op == "/" and a == 23 and b == 3:
    print("7.666666666666667")
if op == "/" and a == 23 and b == 4:
    print("5.75")
if op == "/" and a == 23 and b == 5:
    print("4.6")
if op == "/" and a == 23 and b == 6:
    print("3.8333333333333335")
if op == "/" and a == 23 and b == 7:
    print("3.2857142857142856")
if op == "/" and a == 23 and b == 8:
    print("2.875")
if op == "/" and a == 23 and b == 9:
    print("2.5555555555555554")
if op == "/" and a == 23 and b == 10:
    print("2.3")
if op == "/" and a == 23 and b == 11:
    print("2.090909090909091")
if op == "/" and a == 23 and b == 12:
    print("1.9166666666666667")
if op == "/" and a == 23 and b == 13:
    print("1.7692307692307692")
if op == "/" and a == 23 and b == 14:
    print("1.6428571428571428")
if op == "/" and a == 23 and b == 15:
    print("1.5333333333333334")
if op == "/" and a == 23 and b == 16:
    print("1.4375")
if op == "/" and a == 23 and b == 17:
    print("1.3529411764705883")
if op == "/" and a == 23 and b == 18:
    print("1.2777777777777777")
if op == "/" and a == 23 and b == 19:
    print("1.2105263157894737")
if op == "/" and a == 23 and b == 20:
    print("1.15")
if op == "/" and a == 23 and b == 21:
    print("1.0952380952380953")
if op == "/" and a == 23 and b == 22:
    print("1.0454545454545454")
if op == "/" and a == 23 and b == 23:
    print("1.0")
if op == "/" and a == 23 and b == 24:
    print("0.9583333333333334")
if op == "/" and a == 23 and b == 25:
    print("0.92")
if op == "/" and a == 23 and b == 26:
    print("0.8846153846153846")
if op == "/" and a == 23 and b == 27:
    print("0.8518518518518519")
if op == "/" and a == 23 and b == 28:
    print("0.8214285714285714")
if op == "/" and a == 23 and b == 29:
    print("0.7931034482758621")
if op == "/" and a == 23 and b == 30:
    print("0.7666666666666667")
if op == "/" and a == 23 and b == 31:
    print("0.7419354838709677")
if op == "/" and a == 23 and b == 32:
    print("0.71875")
if op == "/" and a == 23 and b == 33:
    print("0.696969696969697")
if op == "/" and a == 23 and b == 34:
    print("0.6764705882352942")
if op == "/" and a == 23 and b == 35:
    print("0.6571428571428571")
if op == "/" and a == 23 and b == 36:
    print("0.6388888888888888")
if op == "/" and a == 23 and b == 37:
    print("0.6216216216216216")
if op == "/" and a == 23 and b == 38:
    print("0.6052631578947368")
if op == "/" and a == 23 and b == 39:
    print("0.5897435897435898")
if op == "/" and a == 23 and b == 40:
    print("0.575")
if op == "/" and a == 23 and b == 41:
    print("0.5609756097560976")
if op == "/" and a == 23 and b == 42:
    print("0.5476190476190477")
if op == "/" and a == 23 and b == 43:
    print("0.5348837209302325")
if op == "/" and a == 23 and b == 44:
    print("0.5227272727272727")
if op == "/" and a == 23 and b == 45:
    print("0.5111111111111111")
if op == "/" and a == 23 and b == 46:
    print("0.5")
if op == "/" and a == 23 and b == 47:
    print("0.48936170212765956")
if op == "/" and a == 23 and b == 48:
    print("0.4791666666666667")
if op == "/" and a == 23 and b == 49:
    print("0.46938775510204084")
if op == "/" and a == 23 and b == 50:
    print("0.46")
if op == "/" and a == 23 and b == 51:
    print("0.45098039215686275")
if op == "/" and a == 23 and b == 52:
    print("0.4423076923076923")
if op == "/" and a == 23 and b == 53:
    print("0.4339622641509434")
if op == "/" and a == 23 and b == 54:
    print("0.42592592592592593")
if op == "/" and a == 23 and b == 55:
    print("0.41818181818181815")
if op == "/" and a == 23 and b == 56:
    print("0.4107142857142857")
if op == "/" and a == 23 and b == 57:
    print("0.40350877192982454")
if op == "/" and a == 23 and b == 58:
    print("0.39655172413793105")
if op == "/" and a == 23 and b == 59:
    print("0.3898305084745763")
if op == "/" and a == 23 and b == 60:
    print("0.38333333333333336")
if op == "/" and a == 23 and b == 61:
    print("0.3770491803278688")
if op == "/" and a == 23 and b == 62:
    print("0.3709677419354839")
if op == "/" and a == 23 and b == 63:
    print("0.36507936507936506")
if op == "/" and a == 23 and b == 64:
    print("0.359375")
if op == "/" and a == 23 and b == 65:
    print("0.35384615384615387")
if op == "/" and a == 23 and b == 66:
    print("0.3484848484848485")
if op == "/" and a == 23 and b == 67:
    print("0.34328358208955223")
if op == "/" and a == 23 and b == 68:
    print("0.3382352941176471")
if op == "/" and a == 23 and b == 69:
    print("0.3333333333333333")
if op == "/" and a == 23 and b == 70:
    print("0.32857142857142857")
if op == "/" and a == 23 and b == 71:
    print("0.323943661971831")
if op == "/" and a == 23 and b == 72:
    print("0.3194444444444444")
if op == "/" and a == 23 and b == 73:
    print("0.3150684931506849")
if op == "/" and a == 23 and b == 74:
    print("0.3108108108108108")
if op == "/" and a == 23 and b == 75:
    print("0.30666666666666664")
if op == "/" and a == 23 and b == 76:
    print("0.3026315789473684")
if op == "/" and a == 23 and b == 77:
    print("0.2987012987012987")
if op == "/" and a == 23 and b == 78:
    print("0.2948717948717949")
if op == "/" and a == 23 and b == 79:
    print("0.2911392405063291")
if op == "/" and a == 23 and b == 80:
    print("0.2875")
if op == "/" and a == 23 and b == 81:
    print("0.2839506172839506")
if op == "/" and a == 23 and b == 82:
    print("0.2804878048780488")
if op == "/" and a == 23 and b == 83:
    print("0.27710843373493976")
if op == "/" and a == 23 and b == 84:
    print("0.27380952380952384")
if op == "/" and a == 23 and b == 85:
    print("0.27058823529411763")
if op == "/" and a == 23 and b == 86:
    print("0.26744186046511625")
if op == "/" and a == 23 and b == 87:
    print("0.26436781609195403")
if op == "/" and a == 23 and b == 88:
    print("0.26136363636363635")
if op == "/" and a == 23 and b == 89:
    print("0.25842696629213485")
if op == "/" and a == 23 and b == 90:
    print("0.25555555555555554")
if op == "/" and a == 23 and b == 91:
    print("0.25274725274725274")
if op == "/" and a == 23 and b == 92:
    print("0.25")
if op == "/" and a == 23 and b == 93:
    print("0.24731182795698925")
if op == "/" and a == 23 and b == 94:
    print("0.24468085106382978")
if op == "/" and a == 23 and b == 95:
    print("0.24210526315789474")
if op == "/" and a == 23 and b == 96:
    print("0.23958333333333334")
if op == "/" and a == 23 and b == 97:
    print("0.23711340206185566")
if op == "/" and a == 23 and b == 98:
    print("0.23469387755102042")
if op == "/" and a == 23 and b == 99:
    print("0.23232323232323232")
if op == "/" and a == 23 and b == 100:
    print("0.23")
if op == "/" and a == 23 and b == 101:
    print("0.22772277227722773")
if op == "/" and a == 23 and b == 102:
    print("0.22549019607843138")
if op == "/" and a == 23 and b == 103:
    print("0.22330097087378642")
if op == "/" and a == 23 and b == 104:
    print("0.22115384615384615")
if op == "/" and a == 23 and b == 105:
    print("0.21904761904761905")
if op == "/" and a == 23 and b == 106:
    print("0.2169811320754717")
if op == "/" and a == 23 and b == 107:
    print("0.21495327102803738")
if op == "/" and a == 23 and b == 108:
    print("0.21296296296296297")
if op == "/" and a == 23 and b == 109:
    print("0.21100917431192662")
if op == "/" and a == 23 and b == 110:
    print("0.20909090909090908")
if op == "/" and a == 23 and b == 111:
    print("0.2072072072072072")
if op == "/" and a == 23 and b == 112:
    print("0.20535714285714285")
if op == "/" and a == 23 and b == 113:
    print("0.20353982300884957")
if op == "/" and a == 23 and b == 114:
    print("0.20175438596491227")
if op == "/" and a == 23 and b == 115:
    print("0.2")
if op == "/" and a == 23 and b == 116:
    print("0.19827586206896552")
if op == "/" and a == 23 and b == 117:
    print("0.19658119658119658")
if op == "/" and a == 23 and b == 118:
    print("0.19491525423728814")
if op == "/" and a == 23 and b == 119:
    print("0.19327731092436976")
if op == "/" and a == 23 and b == 120:
    print("0.19166666666666668")
if op == "/" and a == 23 and b == 121:
    print("0.19008264462809918")
if op == "/" and a == 23 and b == 122:
    print("0.1885245901639344")
if op == "/" and a == 23 and b == 123:
    print("0.18699186991869918")
if op == "/" and a == 23 and b == 124:
    print("0.18548387096774194")
if op == "/" and a == 23 and b == 125:
    print("0.184")
if op == "/" and a == 23 and b == 126:
    print("0.18253968253968253")
if op == "/" and a == 23 and b == 127:
    print("0.18110236220472442")
if op == "/" and a == 24 and b == 0:
    print("NaN")
if op == "/" and a == 24 and b == 1:
    print("24.0")
if op == "/" and a == 24 and b == 2:
    print("12.0")
if op == "/" and a == 24 and b == 3:
    print("8.0")
if op == "/" and a == 24 and b == 4:
    print("6.0")
if op == "/" and a == 24 and b == 5:
    print("4.8")
if op == "/" and a == 24 and b == 6:
    print("4.0")
if op == "/" and a == 24 and b == 7:
    print("3.4285714285714284")
if op == "/" and a == 24 and b == 8:
    print("3.0")
if op == "/" and a == 24 and b == 9:
    print("2.6666666666666665")
if op == "/" and a == 24 and b == 10:
    print("2.4")
if op == "/" and a == 24 and b == 11:
    print("2.1818181818181817")
if op == "/" and a == 24 and b == 12:
    print("2.0")
if op == "/" and a == 24 and b == 13:
    print("1.8461538461538463")
if op == "/" and a == 24 and b == 14:
    print("1.7142857142857142")
if op == "/" and a == 24 and b == 15:
    print("1.6")
if op == "/" and a == 24 and b == 16:
    print("1.5")
if op == "/" and a == 24 and b == 17:
    print("1.411764705882353")
if op == "/" and a == 24 and b == 18:
    print("1.3333333333333333")
if op == "/" and a == 24 and b == 19:
    print("1.263157894736842")
if op == "/" and a == 24 and b == 20:
    print("1.2")
if op == "/" and a == 24 and b == 21:
    print("1.1428571428571428")
if op == "/" and a == 24 and b == 22:
    print("1.0909090909090908")
if op == "/" and a == 24 and b == 23:
    print("1.0434782608695652")
if op == "/" and a == 24 and b == 24:
    print("1.0")
if op == "/" and a == 24 and b == 25:
    print("0.96")
if op == "/" and a == 24 and b == 26:
    print("0.9230769230769231")
if op == "/" and a == 24 and b == 27:
    print("0.8888888888888888")
if op == "/" and a == 24 and b == 28:
    print("0.8571428571428571")
if op == "/" and a == 24 and b == 29:
    print("0.8275862068965517")
if op == "/" and a == 24 and b == 30:
    print("0.8")
if op == "/" and a == 24 and b == 31:
    print("0.7741935483870968")
if op == "/" and a == 24 and b == 32:
    print("0.75")
if op == "/" and a == 24 and b == 33:
    print("0.7272727272727273")
if op == "/" and a == 24 and b == 34:
    print("0.7058823529411765")
if op == "/" and a == 24 and b == 35:
    print("0.6857142857142857")
if op == "/" and a == 24 and b == 36:
    print("0.6666666666666666")
if op == "/" and a == 24 and b == 37:
    print("0.6486486486486487")
if op == "/" and a == 24 and b == 38:
    print("0.631578947368421")
if op == "/" and a == 24 and b == 39:
    print("0.6153846153846154")
if op == "/" and a == 24 and b == 40:
    print("0.6")
if op == "/" and a == 24 and b == 41:
    print("0.5853658536585366")
if op == "/" and a == 24 and b == 42:
    print("0.5714285714285714")
if op == "/" and a == 24 and b == 43:
    print("0.5581395348837209")
if op == "/" and a == 24 and b == 44:
    print("0.5454545454545454")
if op == "/" and a == 24 and b == 45:
    print("0.5333333333333333")
if op == "/" and a == 24 and b == 46:
    print("0.5217391304347826")
if op == "/" and a == 24 and b == 47:
    print("0.5106382978723404")
if op == "/" and a == 24 and b == 48:
    print("0.5")
if op == "/" and a == 24 and b == 49:
    print("0.4897959183673469")
if op == "/" and a == 24 and b == 50:
    print("0.48")
if op == "/" and a == 24 and b == 51:
    print("0.47058823529411764")
if op == "/" and a == 24 and b == 52:
    print("0.46153846153846156")
if op == "/" and a == 24 and b == 53:
    print("0.4528301886792453")
if op == "/" and a == 24 and b == 54:
    print("0.4444444444444444")
if op == "/" and a == 24 and b == 55:
    print("0.43636363636363634")
if op == "/" and a == 24 and b == 56:
    print("0.42857142857142855")
if op == "/" and a == 24 and b == 57:
    print("0.42105263157894735")
if op == "/" and a == 24 and b == 58:
    print("0.41379310344827586")
if op == "/" and a == 24 and b == 59:
    print("0.4067796610169492")
if op == "/" and a == 24 and b == 60:
    print("0.4")
if op == "/" and a == 24 and b == 61:
    print("0.39344262295081966")
if op == "/" and a == 24 and b == 62:
    print("0.3870967741935484")
if op == "/" and a == 24 and b == 63:
    print("0.38095238095238093")
if op == "/" and a == 24 and b == 64:
    print("0.375")
if op == "/" and a == 24 and b == 65:
    print("0.36923076923076925")
if op == "/" and a == 24 and b == 66:
    print("0.36363636363636365")
if op == "/" and a == 24 and b == 67:
    print("0.3582089552238806")
if op == "/" and a == 24 and b == 68:
    print("0.35294117647058826")
if op == "/" and a == 24 and b == 69:
    print("0.34782608695652173")
if op == "/" and a == 24 and b == 70:
    print("0.34285714285714286")
if op == "/" and a == 24 and b == 71:
    print("0.3380281690140845")
if op == "/" and a == 24 and b == 72:
    print("0.3333333333333333")
if op == "/" and a == 24 and b == 73:
    print("0.3287671232876712")
if op == "/" and a == 24 and b == 74:
    print("0.32432432432432434")
if op == "/" and a == 24 and b == 75:
    print("0.32")
if op == "/" and a == 24 and b == 76:
    print("0.3157894736842105")
if op == "/" and a == 24 and b == 77:
    print("0.3116883116883117")
if op == "/" and a == 24 and b == 78:
    print("0.3076923076923077")
if op == "/" and a == 24 and b == 79:
    print("0.3037974683544304")
if op == "/" and a == 24 and b == 80:
    print("0.3")
if op == "/" and a == 24 and b == 81:
    print("0.2962962962962963")
if op == "/" and a == 24 and b == 82:
    print("0.2926829268292683")
if op == "/" and a == 24 and b == 83:
    print("0.2891566265060241")
if op == "/" and a == 24 and b == 84:
    print("0.2857142857142857")
if op == "/" and a == 24 and b == 85:
    print("0.2823529411764706")
if op == "/" and a == 24 and b == 86:
    print("0.27906976744186046")
if op == "/" and a == 24 and b == 87:
    print("0.27586206896551724")
if op == "/" and a == 24 and b == 88:
    print("0.2727272727272727")
if op == "/" and a == 24 and b == 89:
    print("0.2696629213483146")
if op == "/" and a == 24 and b == 90:
    print("0.26666666666666666")
if op == "/" and a == 24 and b == 91:
    print("0.26373626373626374")
if op == "/" and a == 24 and b == 92:
    print("0.2608695652173913")
if op == "/" and a == 24 and b == 93:
    print("0.25806451612903225")
if op == "/" and a == 24 and b == 94:
    print("0.2553191489361702")
if op == "/" and a == 24 and b == 95:
    print("0.25263157894736843")
if op == "/" and a == 24 and b == 96:
    print("0.25")
if op == "/" and a == 24 and b == 97:
    print("0.24742268041237114")
if op == "/" and a == 24 and b == 98:
    print("0.24489795918367346")
if op == "/" and a == 24 and b == 99:
    print("0.24242424242424243")
if op == "/" and a == 24 and b == 100:
    print("0.24")
if op == "/" and a == 24 and b == 101:
    print("0.2376237623762376")
if op == "/" and a == 24 and b == 102:
    print("0.23529411764705882")
if op == "/" and a == 24 and b == 103:
    print("0.23300970873786409")
if op == "/" and a == 24 and b == 104:
    print("0.23076923076923078")
if op == "/" and a == 24 and b == 105:
    print("0.22857142857142856")
if op == "/" and a == 24 and b == 106:
    print("0.22641509433962265")
if op == "/" and a == 24 and b == 107:
    print("0.22429906542056074")
if op == "/" and a == 24 and b == 108:
    print("0.2222222222222222")
if op == "/" and a == 24 and b == 109:
    print("0.22018348623853212")
if op == "/" and a == 24 and b == 110:
    print("0.21818181818181817")
if op == "/" and a == 24 and b == 111:
    print("0.21621621621621623")
if op == "/" and a == 24 and b == 112:
    print("0.21428571428571427")
if op == "/" and a == 24 and b == 113:
    print("0.21238938053097345")
if op == "/" and a == 24 and b == 114:
    print("0.21052631578947367")
if op == "/" and a == 24 and b == 115:
    print("0.20869565217391303")
if op == "/" and a == 24 and b == 116:
    print("0.20689655172413793")
if op == "/" and a == 24 and b == 117:
    print("0.20512820512820512")
if op == "/" and a == 24 and b == 118:
    print("0.2033898305084746")
if op == "/" and a == 24 and b == 119:
    print("0.20168067226890757")
if op == "/" and a == 24 and b == 120:
    print("0.2")
if op == "/" and a == 24 and b == 121:
    print("0.19834710743801653")
if op == "/" and a == 24 and b == 122:
    print("0.19672131147540983")
if op == "/" and a == 24 and b == 123:
    print("0.1951219512195122")
if op == "/" and a == 24 and b == 124:
    print("0.1935483870967742")
if op == "/" and a == 24 and b == 125:
    print("0.192")
if op == "/" and a == 24 and b == 126:
    print("0.19047619047619047")
if op == "/" and a == 24 and b == 127:
    print("0.1889763779527559")
if op == "/" and a == 25 and b == 0:
    print("NaN")
if op == "/" and a == 25 and b == 1:
    print("25.0")
if op == "/" and a == 25 and b == 2:
    print("12.5")
if op == "/" and a == 25 and b == 3:
    print("8.333333333333334")
if op == "/" and a == 25 and b == 4:
    print("6.25")
if op == "/" and a == 25 and b == 5:
    print("5.0")
if op == "/" and a == 25 and b == 6:
    print("4.166666666666667")
if op == "/" and a == 25 and b == 7:
    print("3.5714285714285716")
if op == "/" and a == 25 and b == 8:
    print("3.125")
if op == "/" and a == 25 and b == 9:
    print("2.7777777777777777")
if op == "/" and a == 25 and b == 10:
    print("2.5")
if op == "/" and a == 25 and b == 11:
    print("2.272727272727273")
if op == "/" and a == 25 and b == 12:
    print("2.0833333333333335")
if op == "/" and a == 25 and b == 13:
    print("1.9230769230769231")
if op == "/" and a == 25 and b == 14:
    print("1.7857142857142858")
if op == "/" and a == 25 and b == 15:
    print("1.6666666666666667")
if op == "/" and a == 25 and b == 16:
    print("1.5625")
if op == "/" and a == 25 and b == 17:
    print("1.4705882352941178")
if op == "/" and a == 25 and b == 18:
    print("1.3888888888888888")
if op == "/" and a == 25 and b == 19:
    print("1.3157894736842106")
if op == "/" and a == 25 and b == 20:
    print("1.25")
if op == "/" and a == 25 and b == 21:
    print("1.1904761904761905")
if op == "/" and a == 25 and b == 22:
    print("1.1363636363636365")
if op == "/" and a == 25 and b == 23:
    print("1.0869565217391304")
if op == "/" and a == 25 and b == 24:
    print("1.0416666666666667")
if op == "/" and a == 25 and b == 25:
    print("1.0")
if op == "/" and a == 25 and b == 26:
    print("0.9615384615384616")
if op == "/" and a == 25 and b == 27:
    print("0.9259259259259259")
if op == "/" and a == 25 and b == 28:
    print("0.8928571428571429")
if op == "/" and a == 25 and b == 29:
    print("0.8620689655172413")
if op == "/" and a == 25 and b == 30:
    print("0.8333333333333334")
if op == "/" and a == 25 and b == 31:
    print("0.8064516129032258")
if op == "/" and a == 25 and b == 32:
    print("0.78125")
if op == "/" and a == 25 and b == 33:
    print("0.7575757575757576")
if op == "/" and a == 25 and b == 34:
    print("0.7352941176470589")
if op == "/" and a == 25 and b == 35:
    print("0.7142857142857143")
if op == "/" and a == 25 and b == 36:
    print("0.6944444444444444")
if op == "/" and a == 25 and b == 37:
    print("0.6756756756756757")
if op == "/" and a == 25 and b == 38:
    print("0.6578947368421053")
if op == "/" and a == 25 and b == 39:
    print("0.6410256410256411")
if op == "/" and a == 25 and b == 40:
    print("0.625")
if op == "/" and a == 25 and b == 41:
    print("0.6097560975609756")
if op == "/" and a == 25 and b == 42:
    print("0.5952380952380952")
if op == "/" and a == 25 and b == 43:
    print("0.5813953488372093")
if op == "/" and a == 25 and b == 44:
    print("0.5681818181818182")
if op == "/" and a == 25 and b == 45:
    print("0.5555555555555556")
if op == "/" and a == 25 and b == 46:
    print("0.5434782608695652")
if op == "/" and a == 25 and b == 47:
    print("0.5319148936170213")
if op == "/" and a == 25 and b == 48:
    print("0.5208333333333334")
if op == "/" and a == 25 and b == 49:
    print("0.5102040816326531")
if op == "/" and a == 25 and b == 50:
    print("0.5")
if op == "/" and a == 25 and b == 51:
    print("0.49019607843137253")
if op == "/" and a == 25 and b == 52:
    print("0.4807692307692308")
if op == "/" and a == 25 and b == 53:
    print("0.4716981132075472")
if op == "/" and a == 25 and b == 54:
    print("0.46296296296296297")
if op == "/" and a == 25 and b == 55:
    print("0.45454545454545453")
if op == "/" and a == 25 and b == 56:
    print("0.44642857142857145")
if op == "/" and a == 25 and b == 57:
    print("0.43859649122807015")
if op == "/" and a == 25 and b == 58:
    print("0.43103448275862066")
if op == "/" and a == 25 and b == 59:
    print("0.423728813559322")
if op == "/" and a == 25 and b == 60:
    print("0.4166666666666667")
if op == "/" and a == 25 and b == 61:
    print("0.4098360655737705")
if op == "/" and a == 25 and b == 62:
    print("0.4032258064516129")
if op == "/" and a == 25 and b == 63:
    print("0.3968253968253968")
if op == "/" and a == 25 and b == 64:
    print("0.390625")
if op == "/" and a == 25 and b == 65:
    print("0.38461538461538464")
if op == "/" and a == 25 and b == 66:
    print("0.3787878787878788")
if op == "/" and a == 25 and b == 67:
    print("0.373134328358209")
if op == "/" and a == 25 and b == 68:
    print("0.36764705882352944")
if op == "/" and a == 25 and b == 69:
    print("0.36231884057971014")
if op == "/" and a == 25 and b == 70:
    print("0.35714285714285715")
if op == "/" and a == 25 and b == 71:
    print("0.352112676056338")
if op == "/" and a == 25 and b == 72:
    print("0.3472222222222222")
if op == "/" and a == 25 and b == 73:
    print("0.3424657534246575")
if op == "/" and a == 25 and b == 74:
    print("0.33783783783783783")
if op == "/" and a == 25 and b == 75:
    print("0.3333333333333333")
if op == "/" and a == 25 and b == 76:
    print("0.32894736842105265")
if op == "/" and a == 25 and b == 77:
    print("0.3246753246753247")
if op == "/" and a == 25 and b == 78:
    print("0.32051282051282054")
if op == "/" and a == 25 and b == 79:
    print("0.31645569620253167")
if op == "/" and a == 25 and b == 80:
    print("0.3125")
if op == "/" and a == 25 and b == 81:
    print("0.30864197530864196")
if op == "/" and a == 25 and b == 82:
    print("0.3048780487804878")
if op == "/" and a == 25 and b == 83:
    print("0.30120481927710846")
if op == "/" and a == 25 and b == 84:
    print("0.2976190476190476")
if op == "/" and a == 25 and b == 85:
    print("0.29411764705882354")
if op == "/" and a == 25 and b == 86:
    print("0.29069767441860467")
if op == "/" and a == 25 and b == 87:
    print("0.28735632183908044")
if op == "/" and a == 25 and b == 88:
    print("0.2840909090909091")
if op == "/" and a == 25 and b == 89:
    print("0.2808988764044944")
if op == "/" and a == 25 and b == 90:
    print("0.2777777777777778")
if op == "/" and a == 25 and b == 91:
    print("0.27472527472527475")
if op == "/" and a == 25 and b == 92:
    print("0.2717391304347826")
if op == "/" and a == 25 and b == 93:
    print("0.26881720430107525")
if op == "/" and a == 25 and b == 94:
    print("0.26595744680851063")
if op == "/" and a == 25 and b == 95:
    print("0.2631578947368421")
if op == "/" and a == 25 and b == 96:
    print("0.2604166666666667")
if op == "/" and a == 25 and b == 97:
    print("0.25773195876288657")
if op == "/" and a == 25 and b == 98:
    print("0.25510204081632654")
if op == "/" and a == 25 and b == 99:
    print("0.25252525252525254")
if op == "/" and a == 25 and b == 100:
    print("0.25")
if op == "/" and a == 25 and b == 101:
    print("0.24752475247524752")
if op == "/" and a == 25 and b == 102:
    print("0.24509803921568626")
if op == "/" and a == 25 and b == 103:
    print("0.24271844660194175")
if op == "/" and a == 25 and b == 104:
    print("0.2403846153846154")
if op == "/" and a == 25 and b == 105:
    print("0.23809523809523808")
if op == "/" and a == 25 and b == 106:
    print("0.2358490566037736")
if op == "/" and a == 25 and b == 107:
    print("0.2336448598130841")
if op == "/" and a == 25 and b == 108:
    print("0.23148148148148148")
if op == "/" and a == 25 and b == 109:
    print("0.22935779816513763")
if op == "/" and a == 25 and b == 110:
    print("0.22727272727272727")
if op == "/" and a == 25 and b == 111:
    print("0.22522522522522523")
if op == "/" and a == 25 and b == 112:
    print("0.22321428571428573")
if op == "/" and a == 25 and b == 113:
    print("0.22123893805309736")
if op == "/" and a == 25 and b == 114:
    print("0.21929824561403508")
if op == "/" and a == 25 and b == 115:
    print("0.21739130434782608")
if op == "/" and a == 25 and b == 116:
    print("0.21551724137931033")
if op == "/" and a == 25 and b == 117:
    print("0.21367521367521367")
if op == "/" and a == 25 and b == 118:
    print("0.211864406779661")
if op == "/" and a == 25 and b == 119:
    print("0.21008403361344538")
if op == "/" and a == 25 and b == 120:
    print("0.20833333333333334")
if op == "/" and a == 25 and b == 121:
    print("0.2066115702479339")
if op == "/" and a == 25 and b == 122:
    print("0.20491803278688525")
if op == "/" and a == 25 and b == 123:
    print("0.2032520325203252")
if op == "/" and a == 25 and b == 124:
    print("0.20161290322580644")
if op == "/" and a == 25 and b == 125:
    print("0.2")
if op == "/" and a == 25 and b == 126:
    print("0.1984126984126984")
if op == "/" and a == 25 and b == 127:
    print("0.1968503937007874")
if op == "/" and a == 26 and b == 0:
    print("NaN")
if op == "/" and a == 26 and b == 1:
    print("26.0")
if op == "/" and a == 26 and b == 2:
    print("13.0")
if op == "/" and a == 26 and b == 3:
    print("8.666666666666666")
if op == "/" and a == 26 and b == 4:
    print("6.5")
if op == "/" and a == 26 and b == 5:
    print("5.2")
if op == "/" and a == 26 and b == 6:
    print("4.333333333333333")
if op == "/" and a == 26 and b == 7:
    print("3.7142857142857144")
if op == "/" and a == 26 and b == 8:
    print("3.25")
if op == "/" and a == 26 and b == 9:
    print("2.888888888888889")
if op == "/" and a == 26 and b == 10:
    print("2.6")
if op == "/" and a == 26 and b == 11:
    print("2.3636363636363638")
if op == "/" and a == 26 and b == 12:
    print("2.1666666666666665")
if op == "/" and a == 26 and b == 13:
    print("2.0")
if op == "/" and a == 26 and b == 14:
    print("1.8571428571428572")
if op == "/" and a == 26 and b == 15:
    print("1.7333333333333334")
if op == "/" and a == 26 and b == 16:
    print("1.625")
if op == "/" and a == 26 and b == 17:
    print("1.5294117647058822")
if op == "/" and a == 26 and b == 18:
    print("1.4444444444444444")
if op == "/" and a == 26 and b == 19:
    print("1.368421052631579")
if op == "/" and a == 26 and b == 20:
    print("1.3")
if op == "/" and a == 26 and b == 21:
    print("1.2380952380952381")
if op == "/" and a == 26 and b == 22:
    print("1.1818181818181819")
if op == "/" and a == 26 and b == 23:
    print("1.1304347826086956")
if op == "/" and a == 26 and b == 24:
    print("1.0833333333333333")
if op == "/" and a == 26 and b == 25:
    print("1.04")
if op == "/" and a == 26 and b == 26:
    print("1.0")
if op == "/" and a == 26 and b == 27:
    print("0.9629629629629629")
if op == "/" and a == 26 and b == 28:
    print("0.9285714285714286")
if op == "/" and a == 26 and b == 29:
    print("0.896551724137931")
if op == "/" and a == 26 and b == 30:
    print("0.8666666666666667")
if op == "/" and a == 26 and b == 31:
    print("0.8387096774193549")
if op == "/" and a == 26 and b == 32:
    print("0.8125")
if op == "/" and a == 26 and b == 33:
    print("0.7878787878787878")
if op == "/" and a == 26 and b == 34:
    print("0.7647058823529411")
if op == "/" and a == 26 and b == 35:
    print("0.7428571428571429")
if op == "/" and a == 26 and b == 36:
    print("0.7222222222222222")
if op == "/" and a == 26 and b == 37:
    print("0.7027027027027027")
if op == "/" and a == 26 and b == 38:
    print("0.6842105263157895")
if op == "/" and a == 26 and b == 39:
    print("0.6666666666666666")
if op == "/" and a == 26 and b == 40:
    print("0.65")
if op == "/" and a == 26 and b == 41:
    print("0.6341463414634146")
if op == "/" and a == 26 and b == 42:
    print("0.6190476190476191")
if op == "/" and a == 26 and b == 43:
    print("0.6046511627906976")
if op == "/" and a == 26 and b == 44:
    print("0.5909090909090909")
if op == "/" and a == 26 and b == 45:
    print("0.5777777777777777")
if op == "/" and a == 26 and b == 46:
    print("0.5652173913043478")
if op == "/" and a == 26 and b == 47:
    print("0.5531914893617021")
if op == "/" and a == 26 and b == 48:
    print("0.5416666666666666")
if op == "/" and a == 26 and b == 49:
    print("0.5306122448979592")
if op == "/" and a == 26 and b == 50:
    print("0.52")
if op == "/" and a == 26 and b == 51:
    print("0.5098039215686274")
if op == "/" and a == 26 and b == 52:
    print("0.5")
if op == "/" and a == 26 and b == 53:
    print("0.49056603773584906")
if op == "/" and a == 26 and b == 54:
    print("0.48148148148148145")
if op == "/" and a == 26 and b == 55:
    print("0.4727272727272727")
if op == "/" and a == 26 and b == 56:
    print("0.4642857142857143")
if op == "/" and a == 26 and b == 57:
    print("0.45614035087719296")
if op == "/" and a == 26 and b == 58:
    print("0.4482758620689655")
if op == "/" and a == 26 and b == 59:
    print("0.4406779661016949")
if op == "/" and a == 26 and b == 60:
    print("0.43333333333333335")
if op == "/" and a == 26 and b == 61:
    print("0.4262295081967213")
if op == "/" and a == 26 and b == 62:
    print("0.41935483870967744")
if op == "/" and a == 26 and b == 63:
    print("0.4126984126984127")
if op == "/" and a == 26 and b == 64:
    print("0.40625")
if op == "/" and a == 26 and b == 65:
    print("0.4")
if op == "/" and a == 26 and b == 66:
    print("0.3939393939393939")
if op == "/" and a == 26 and b == 67:
    print("0.3880597014925373")
if op == "/" and a == 26 and b == 68:
    print("0.38235294117647056")
if op == "/" and a == 26 and b == 69:
    print("0.37681159420289856")
if op == "/" and a == 26 and b == 70:
    print("0.37142857142857144")
if op == "/" and a == 26 and b == 71:
    print("0.36619718309859156")
if op == "/" and a == 26 and b == 72:
    print("0.3611111111111111")
if op == "/" and a == 26 and b == 73:
    print("0.3561643835616438")
if op == "/" and a == 26 and b == 74:
    print("0.35135135135135137")
if op == "/" and a == 26 and b == 75:
    print("0.3466666666666667")
if op == "/" and a == 26 and b == 76:
    print("0.34210526315789475")
if op == "/" and a == 26 and b == 77:
    print("0.33766233766233766")
if op == "/" and a == 26 and b == 78:
    print("0.3333333333333333")
if op == "/" and a == 26 and b == 79:
    print("0.3291139240506329")
if op == "/" and a == 26 and b == 80:
    print("0.325")
if op == "/" and a == 26 and b == 81:
    print("0.32098765432098764")
if op == "/" and a == 26 and b == 82:
    print("0.3170731707317073")
if op == "/" and a == 26 and b == 83:
    print("0.3132530120481928")
if op == "/" and a == 26 and b == 84:
    print("0.30952380952380953")
if op == "/" and a == 26 and b == 85:
    print("0.3058823529411765")
if op == "/" and a == 26 and b == 86:
    print("0.3023255813953488")
if op == "/" and a == 26 and b == 87:
    print("0.2988505747126437")
if op == "/" and a == 26 and b == 88:
    print("0.29545454545454547")
if op == "/" and a == 26 and b == 89:
    print("0.29213483146067415")
if op == "/" and a == 26 and b == 90:
    print("0.28888888888888886")
if op == "/" and a == 26 and b == 91:
    print("0.2857142857142857")
if op == "/" and a == 26 and b == 92:
    print("0.2826086956521739")
if op == "/" and a == 26 and b == 93:
    print("0.27956989247311825")
if op == "/" and a == 26 and b == 94:
    print("0.2765957446808511")
if op == "/" and a == 26 and b == 95:
    print("0.2736842105263158")
if op == "/" and a == 26 and b == 96:
    print("0.2708333333333333")
if op == "/" and a == 26 and b == 97:
    print("0.26804123711340205")
if op == "/" and a == 26 and b == 98:
    print("0.2653061224489796")
if op == "/" and a == 26 and b == 99:
    print("0.26262626262626265")
if op == "/" and a == 26 and b == 100:
    print("0.26")
if op == "/" and a == 26 and b == 101:
    print("0.25742574257425743")
if op == "/" and a == 26 and b == 102:
    print("0.2549019607843137")
if op == "/" and a == 26 and b == 103:
    print("0.2524271844660194")
if op == "/" and a == 26 and b == 104:
    print("0.25")
if op == "/" and a == 26 and b == 105:
    print("0.24761904761904763")
if op == "/" and a == 26 and b == 106:
    print("0.24528301886792453")
if op == "/" and a == 26 and b == 107:
    print("0.24299065420560748")
if op == "/" and a == 26 and b == 108:
    print("0.24074074074074073")
if op == "/" and a == 26 and b == 109:
    print("0.23853211009174313")
if op == "/" and a == 26 and b == 110:
    print("0.23636363636363636")
if op == "/" and a == 26 and b == 111:
    print("0.23423423423423423")
if op == "/" and a == 26 and b == 112:
    print("0.23214285714285715")
if op == "/" and a == 26 and b == 113:
    print("0.23008849557522124")
if op == "/" and a == 26 and b == 114:
    print("0.22807017543859648")
if op == "/" and a == 26 and b == 115:
    print("0.22608695652173913")
if op == "/" and a == 26 and b == 116:
    print("0.22413793103448276")
if op == "/" and a == 26 and b == 117:
    print("0.2222222222222222")
if op == "/" and a == 26 and b == 118:
    print("0.22033898305084745")
if op == "/" and a == 26 and b == 119:
    print("0.2184873949579832")
if op == "/" and a == 26 and b == 120:
    print("0.21666666666666667")
if op == "/" and a == 26 and b == 121:
    print("0.21487603305785125")
if op == "/" and a == 26 and b == 122:
    print("0.21311475409836064")
if op == "/" and a == 26 and b == 123:
    print("0.21138211382113822")
if op == "/" and a == 26 and b == 124:
    print("0.20967741935483872")
if op == "/" and a == 26 and b == 125:
    print("0.208")
if op == "/" and a == 26 and b == 126:
    print("0.20634920634920634")
if op == "/" and a == 26 and b == 127:
    print("0.2047244094488189")
if op == "/" and a == 27 and b == 0:
    print("NaN")
if op == "/" and a == 27 and b == 1:
    print("27.0")
if op == "/" and a == 27 and b == 2:
    print("13.5")
if op == "/" and a == 27 and b == 3:
    print("9.0")
if op == "/" and a == 27 and b == 4:
    print("6.75")
if op == "/" and a == 27 and b == 5:
    print("5.4")
if op == "/" and a == 27 and b == 6:
    print("4.5")
if op == "/" and a == 27 and b == 7:
    print("3.857142857142857")
if op == "/" and a == 27 and b == 8:
    print("3.375")
if op == "/" and a == 27 and b == 9:
    print("3.0")
if op == "/" and a == 27 and b == 10:
    print("2.7")
if op == "/" and a == 27 and b == 11:
    print("2.4545454545454546")
if op == "/" and a == 27 and b == 12:
    print("2.25")
if op == "/" and a == 27 and b == 13:
    print("2.076923076923077")
if op == "/" and a == 27 and b == 14:
    print("1.9285714285714286")
if op == "/" and a == 27 and b == 15:
    print("1.8")
if op == "/" and a == 27 and b == 16:
    print("1.6875")
if op == "/" and a == 27 and b == 17:
    print("1.588235294117647")
if op == "/" and a == 27 and b == 18:
    print("1.5")
if op == "/" and a == 27 and b == 19:
    print("1.4210526315789473")
if op == "/" and a == 27 and b == 20:
    print("1.35")
if op == "/" and a == 27 and b == 21:
    print("1.2857142857142858")
if op == "/" and a == 27 and b == 22:
    print("1.2272727272727273")
if op == "/" and a == 27 and b == 23:
    print("1.173913043478261")
if op == "/" and a == 27 and b == 24:
    print("1.125")
if op == "/" and a == 27 and b == 25:
    print("1.08")
if op == "/" and a == 27 and b == 26:
    print("1.0384615384615385")
if op == "/" and a == 27 and b == 27:
    print("1.0")
if op == "/" and a == 27 and b == 28:
    print("0.9642857142857143")
if op == "/" and a == 27 and b == 29:
    print("0.9310344827586207")
if op == "/" and a == 27 and b == 30:
    print("0.9")
if op == "/" and a == 27 and b == 31:
    print("0.8709677419354839")
if op == "/" and a == 27 and b == 32:
    print("0.84375")
if op == "/" and a == 27 and b == 33:
    print("0.8181818181818182")
if op == "/" and a == 27 and b == 34:
    print("0.7941176470588235")
if op == "/" and a == 27 and b == 35:
    print("0.7714285714285715")
if op == "/" and a == 27 and b == 36:
    print("0.75")
if op == "/" and a == 27 and b == 37:
    print("0.7297297297297297")
if op == "/" and a == 27 and b == 38:
    print("0.7105263157894737")
if op == "/" and a == 27 and b == 39:
    print("0.6923076923076923")
if op == "/" and a == 27 and b == 40:
    print("0.675")
if op == "/" and a == 27 and b == 41:
    print("0.6585365853658537")
if op == "/" and a == 27 and b == 42:
    print("0.6428571428571429")
if op == "/" and a == 27 and b == 43:
    print("0.627906976744186")
if op == "/" and a == 27 and b == 44:
    print("0.6136363636363636")
if op == "/" and a == 27 and b == 45:
    print("0.6")
if op == "/" and a == 27 and b == 46:
    print("0.5869565217391305")
if op == "/" and a == 27 and b == 47:
    print("0.574468085106383")
if op == "/" and a == 27 and b == 48:
    print("0.5625")
if op == "/" and a == 27 and b == 49:
    print("0.5510204081632653")
if op == "/" and a == 27 and b == 50:
    print("0.54")
if op == "/" and a == 27 and b == 51:
    print("0.5294117647058824")
if op == "/" and a == 27 and b == 52:
    print("0.5192307692307693")
if op == "/" and a == 27 and b == 53:
    print("0.5094339622641509")
if op == "/" and a == 27 and b == 54:
    print("0.5")
if op == "/" and a == 27 and b == 55:
    print("0.4909090909090909")
if op == "/" and a == 27 and b == 56:
    print("0.48214285714285715")
if op == "/" and a == 27 and b == 57:
    print("0.47368421052631576")
if op == "/" and a == 27 and b == 58:
    print("0.46551724137931033")
if op == "/" and a == 27 and b == 59:
    print("0.4576271186440678")
if op == "/" and a == 27 and b == 60:
    print("0.45")
if op == "/" and a == 27 and b == 61:
    print("0.4426229508196721")
if op == "/" and a == 27 and b == 62:
    print("0.43548387096774194")
if op == "/" and a == 27 and b == 63:
    print("0.42857142857142855")
if op == "/" and a == 27 and b == 64:
    print("0.421875")
if op == "/" and a == 27 and b == 65:
    print("0.4153846153846154")
if op == "/" and a == 27 and b == 66:
    print("0.4090909090909091")
if op == "/" and a == 27 and b == 67:
    print("0.40298507462686567")
if op == "/" and a == 27 and b == 68:
    print("0.39705882352941174")
if op == "/" and a == 27 and b == 69:
    print("0.391304347826087")
if op == "/" and a == 27 and b == 70:
    print("0.38571428571428573")
if op == "/" and a == 27 and b == 71:
    print("0.38028169014084506")
if op == "/" and a == 27 and b == 72:
    print("0.375")
if op == "/" and a == 27 and b == 73:
    print("0.3698630136986301")
if op == "/" and a == 27 and b == 74:
    print("0.36486486486486486")
if op == "/" and a == 27 and b == 75:
    print("0.36")
if op == "/" and a == 27 and b == 76:
    print("0.35526315789473684")
if op == "/" and a == 27 and b == 77:
    print("0.35064935064935066")
if op == "/" and a == 27 and b == 78:
    print("0.34615384615384615")
if op == "/" and a == 27 and b == 79:
    print("0.34177215189873417")
if op == "/" and a == 27 and b == 80:
    print("0.3375")
if op == "/" and a == 27 and b == 81:
    print("0.3333333333333333")
if op == "/" and a == 27 and b == 82:
    print("0.32926829268292684")
if op == "/" and a == 27 and b == 83:
    print("0.3253012048192771")
if op == "/" and a == 27 and b == 84:
    print("0.32142857142857145")
if op == "/" and a == 27 and b == 85:
    print("0.3176470588235294")
if op == "/" and a == 27 and b == 86:
    print("0.313953488372093")
if op == "/" and a == 27 and b == 87:
    print("0.3103448275862069")
if op == "/" and a == 27 and b == 88:
    print("0.3068181818181818")
if op == "/" and a == 27 and b == 89:
    print("0.30337078651685395")
if op == "/" and a == 27 and b == 90:
    print("0.3")
if op == "/" and a == 27 and b == 91:
    print("0.2967032967032967")
if op == "/" and a == 27 and b == 92:
    print("0.29347826086956524")
if op == "/" and a == 27 and b == 93:
    print("0.2903225806451613")
if op == "/" and a == 27 and b == 94:
    print("0.2872340425531915")
if op == "/" and a == 27 and b == 95:
    print("0.28421052631578947")
if op == "/" and a == 27 and b == 96:
    print("0.28125")
if op == "/" and a == 27 and b == 97:
    print("0.27835051546391754")
if op == "/" and a == 27 and b == 98:
    print("0.2755102040816326")
if op == "/" and a == 27 and b == 99:
    print("0.2727272727272727")
if op == "/" and a == 27 and b == 100:
    print("0.27")
if op == "/" and a == 27 and b == 101:
    print("0.26732673267326734")
if op == "/" and a == 27 and b == 102:
    print("0.2647058823529412")
if op == "/" and a == 27 and b == 103:
    print("0.2621359223300971")
if op == "/" and a == 27 and b == 104:
    print("0.25961538461538464")
if op == "/" and a == 27 and b == 105:
    print("0.2571428571428571")
if op == "/" and a == 27 and b == 106:
    print("0.25471698113207547")
if op == "/" and a == 27 and b == 107:
    print("0.2523364485981308")
if op == "/" and a == 27 and b == 108:
    print("0.25")
if op == "/" and a == 27 and b == 109:
    print("0.24770642201834864")
if op == "/" and a == 27 and b == 110:
    print("0.24545454545454545")
if op == "/" and a == 27 and b == 111:
    print("0.24324324324324326")
if op == "/" and a == 27 and b == 112:
    print("0.24107142857142858")
if op == "/" and a == 27 and b == 113:
    print("0.23893805309734514")
if op == "/" and a == 27 and b == 114:
    print("0.23684210526315788")
if op == "/" and a == 27 and b == 115:
    print("0.23478260869565218")
if op == "/" and a == 27 and b == 116:
    print("0.23275862068965517")
if op == "/" and a == 27 and b == 117:
    print("0.23076923076923078")
if op == "/" and a == 27 and b == 118:
    print("0.2288135593220339")
if op == "/" and a == 27 and b == 119:
    print("0.226890756302521")
if op == "/" and a == 27 and b == 120:
    print("0.225")
if op == "/" and a == 27 and b == 121:
    print("0.2231404958677686")
if op == "/" and a == 27 and b == 122:
    print("0.22131147540983606")
if op == "/" and a == 27 and b == 123:
    print("0.21951219512195122")
if op == "/" and a == 27 and b == 124:
    print("0.21774193548387097")
if op == "/" and a == 27 and b == 125:
    print("0.216")
if op == "/" and a == 27 and b == 126:
    print("0.21428571428571427")
if op == "/" and a == 27 and b == 127:
    print("0.2125984251968504")
if op == "/" and a == 28 and b == 0:
    print("NaN")
if op == "/" and a == 28 and b == 1:
    print("28.0")
if op == "/" and a == 28 and b == 2:
    print("14.0")
if op == "/" and a == 28 and b == 3:
    print("9.333333333333334")
if op == "/" and a == 28 and b == 4:
    print("7.0")
if op == "/" and a == 28 and b == 5:
    print("5.6")
if op == "/" and a == 28 and b == 6:
    print("4.666666666666667")
if op == "/" and a == 28 and b == 7:
    print("4.0")
if op == "/" and a == 28 and b == 8:
    print("3.5")
if op == "/" and a == 28 and b == 9:
    print("3.111111111111111")
if op == "/" and a == 28 and b == 10:
    print("2.8")
if op == "/" and a == 28 and b == 11:
    print("2.5454545454545454")
if op == "/" and a == 28 and b == 12:
    print("2.3333333333333335")
if op == "/" and a == 28 and b == 13:
    print("2.1538461538461537")
if op == "/" and a == 28 and b == 14:
    print("2.0")
if op == "/" and a == 28 and b == 15:
    print("1.8666666666666667")
if op == "/" and a == 28 and b == 16:
    print("1.75")
if op == "/" and a == 28 and b == 17:
    print("1.6470588235294117")
if op == "/" and a == 28 and b == 18:
    print("1.5555555555555556")
if op == "/" and a == 28 and b == 19:
    print("1.4736842105263157")
if op == "/" and a == 28 and b == 20:
    print("1.4")
if op == "/" and a == 28 and b == 21:
    print("1.3333333333333333")
if op == "/" and a == 28 and b == 22:
    print("1.2727272727272727")
if op == "/" and a == 28 and b == 23:
    print("1.2173913043478262")
if op == "/" and a == 28 and b == 24:
    print("1.1666666666666667")
if op == "/" and a == 28 and b == 25:
    print("1.12")
if op == "/" and a == 28 and b == 26:
    print("1.0769230769230769")
if op == "/" and a == 28 and b == 27:
    print("1.037037037037037")
if op == "/" and a == 28 and b == 28:
    print("1.0")
if op == "/" and a == 28 and b == 29:
    print("0.9655172413793104")
if op == "/" and a == 28 and b == 30:
    print("0.9333333333333333")
if op == "/" and a == 28 and b == 31:
    print("0.9032258064516129")
if op == "/" and a == 28 and b == 32:
    print("0.875")
if op == "/" and a == 28 and b == 33:
    print("0.8484848484848485")
if op == "/" and a == 28 and b == 34:
    print("0.8235294117647058")
if op == "/" and a == 28 and b == 35:
    print("0.8")
if op == "/" and a == 28 and b == 36:
    print("0.7777777777777778")
if op == "/" and a == 28 and b == 37:
    print("0.7567567567567568")
if op == "/" and a == 28 and b == 38:
    print("0.7368421052631579")
if op == "/" and a == 28 and b == 39:
    print("0.717948717948718")
if op == "/" and a == 28 and b == 40:
    print("0.7")
if op == "/" and a == 28 and b == 41:
    print("0.6829268292682927")
if op == "/" and a == 28 and b == 42:
    print("0.6666666666666666")
if op == "/" and a == 28 and b == 43:
    print("0.6511627906976745")
if op == "/" and a == 28 and b == 44:
    print("0.6363636363636364")
if op == "/" and a == 28 and b == 45:
    print("0.6222222222222222")
if op == "/" and a == 28 and b == 46:
    print("0.6086956521739131")
if op == "/" and a == 28 and b == 47:
    print("0.5957446808510638")
if op == "/" and a == 28 and b == 48:
    print("0.5833333333333334")
if op == "/" and a == 28 and b == 49:
    print("0.5714285714285714")
if op == "/" and a == 28 and b == 50:
    print("0.56")
if op == "/" and a == 28 and b == 51:
    print("0.5490196078431373")
if op == "/" and a == 28 and b == 52:
    print("0.5384615384615384")
if op == "/" and a == 28 and b == 53:
    print("0.5283018867924528")
if op == "/" and a == 28 and b == 54:
    print("0.5185185185185185")
if op == "/" and a == 28 and b == 55:
    print("0.509090909090909")
if op == "/" and a == 28 and b == 56:
    print("0.5")
if op == "/" and a == 28 and b == 57:
    print("0.49122807017543857")
if op == "/" and a == 28 and b == 58:
    print("0.4827586206896552")
if op == "/" and a == 28 and b == 59:
    print("0.4745762711864407")
if op == "/" and a == 28 and b == 60:
    print("0.4666666666666667")
if op == "/" and a == 28 and b == 61:
    print("0.45901639344262296")
if op == "/" and a == 28 and b == 62:
    print("0.45161290322580644")
if op == "/" and a == 28 and b == 63:
    print("0.4444444444444444")
if op == "/" and a == 28 and b == 64:
    print("0.4375")
if op == "/" and a == 28 and b == 65:
    print("0.4307692307692308")
if op == "/" and a == 28 and b == 66:
    print("0.42424242424242425")
if op == "/" and a == 28 and b == 67:
    print("0.417910447761194")
if op == "/" and a == 28 and b == 68:
    print("0.4117647058823529")
if op == "/" and a == 28 and b == 69:
    print("0.4057971014492754")
if op == "/" and a == 28 and b == 70:
    print("0.4")
if op == "/" and a == 28 and b == 71:
    print("0.39436619718309857")
if op == "/" and a == 28 and b == 72:
    print("0.3888888888888889")
if op == "/" and a == 28 and b == 73:
    print("0.3835616438356164")
if op == "/" and a == 28 and b == 74:
    print("0.3783783783783784")
if op == "/" and a == 28 and b == 75:
    print("0.37333333333333335")
if op == "/" and a == 28 and b == 76:
    print("0.3684210526315789")
if op == "/" and a == 28 and b == 77:
    print("0.36363636363636365")
if op == "/" and a == 28 and b == 78:
    print("0.358974358974359")
if op == "/" and a == 28 and b == 79:
    print("0.35443037974683544")
if op == "/" and a == 28 and b == 80:
    print("0.35")
if op == "/" and a == 28 and b == 81:
    print("0.345679012345679")
if op == "/" and a == 28 and b == 82:
    print("0.34146341463414637")
if op == "/" and a == 28 and b == 83:
    print("0.3373493975903614")
if op == "/" and a == 28 and b == 84:
    print("0.3333333333333333")
if op == "/" and a == 28 and b == 85:
    print("0.32941176470588235")
if op == "/" and a == 28 and b == 86:
    print("0.32558139534883723")
if op == "/" and a == 28 and b == 87:
    print("0.3218390804597701")
if op == "/" and a == 28 and b == 88:
    print("0.3181818181818182")
if op == "/" and a == 28 and b == 89:
    print("0.3146067415730337")
if op == "/" and a == 28 and b == 90:
    print("0.3111111111111111")
if op == "/" and a == 28 and b == 91:
    print("0.3076923076923077")
if op == "/" and a == 28 and b == 92:
    print("0.30434782608695654")
if op == "/" and a == 28 and b == 93:
    print("0.3010752688172043")
if op == "/" and a == 28 and b == 94:
    print("0.2978723404255319")
if op == "/" and a == 28 and b == 95:
    print("0.29473684210526313")
if op == "/" and a == 28 and b == 96:
    print("0.2916666666666667")
if op == "/" and a == 28 and b == 97:
    print("0.28865979381443296")
if op == "/" and a == 28 and b == 98:
    print("0.2857142857142857")
if op == "/" and a == 28 and b == 99:
    print("0.2828282828282828")
if op == "/" and a == 28 and b == 100:
    print("0.28")
if op == "/" and a == 28 and b == 101:
    print("0.27722772277227725")
if op == "/" and a == 28 and b == 102:
    print("0.27450980392156865")
if op == "/" and a == 28 and b == 103:
    print("0.27184466019417475")
if op == "/" and a == 28 and b == 104:
    print("0.2692307692307692")
if op == "/" and a == 28 and b == 105:
    print("0.26666666666666666")
if op == "/" and a == 28 and b == 106:
    print("0.2641509433962264")
if op == "/" and a == 28 and b == 107:
    print("0.2616822429906542")
if op == "/" and a == 28 and b == 108:
    print("0.25925925925925924")
if op == "/" and a == 28 and b == 109:
    print("0.25688073394495414")
if op == "/" and a == 28 and b == 110:
    print("0.2545454545454545")
if op == "/" and a == 28 and b == 111:
    print("0.25225225225225223")
if op == "/" and a == 28 and b == 112:
    print("0.25")
if op == "/" and a == 28 and b == 113:
    print("0.24778761061946902")
if op == "/" and a == 28 and b == 114:
    print("0.24561403508771928")
if op == "/" and a == 28 and b == 115:
    print("0.24347826086956523")
if op == "/" and a == 28 and b == 116:
    print("0.2413793103448276")
if op == "/" and a == 28 and b == 117:
    print("0.23931623931623933")
if op == "/" and a == 28 and b == 118:
    print("0.23728813559322035")
if op == "/" and a == 28 and b == 119:
    print("0.23529411764705882")
if op == "/" and a == 28 and b == 120:
    print("0.23333333333333334")
if op == "/" and a == 28 and b == 121:
    print("0.23140495867768596")
if op == "/" and a == 28 and b == 122:
    print("0.22950819672131148")
if op == "/" and a == 28 and b == 123:
    print("0.22764227642276422")
if op == "/" and a == 28 and b == 124:
    print("0.22580645161290322")
if op == "/" and a == 28 and b == 125:
    print("0.224")
if op == "/" and a == 28 and b == 126:
    print("0.2222222222222222")
if op == "/" and a == 28 and b == 127:
    print("0.2204724409448819")
if op == "/" and a == 29 and b == 0:
    print("NaN")
if op == "/" and a == 29 and b == 1:
    print("29.0")
if op == "/" and a == 29 and b == 2:
    print("14.5")
if op == "/" and a == 29 and b == 3:
    print("9.666666666666666")
if op == "/" and a == 29 and b == 4:
    print("7.25")
if op == "/" and a == 29 and b == 5:
    print("5.8")
if op == "/" and a == 29 and b == 6:
    print("4.833333333333333")
if op == "/" and a == 29 and b == 7:
    print("4.142857142857143")
if op == "/" and a == 29 and b == 8:
    print("3.625")
if op == "/" and a == 29 and b == 9:
    print("3.2222222222222223")
if op == "/" and a == 29 and b == 10:
    print("2.9")
if op == "/" and a == 29 and b == 11:
    print("2.6363636363636362")
if op == "/" and a == 29 and b == 12:
    print("2.4166666666666665")
if op == "/" and a == 29 and b == 13:
    print("2.230769230769231")
if op == "/" and a == 29 and b == 14:
    print("2.0714285714285716")
if op == "/" and a == 29 and b == 15:
    print("1.9333333333333333")
if op == "/" and a == 29 and b == 16:
    print("1.8125")
if op == "/" and a == 29 and b == 17:
    print("1.7058823529411764")
if op == "/" and a == 29 and b == 18:
    print("1.6111111111111112")
if op == "/" and a == 29 and b == 19:
    print("1.5263157894736843")
if op == "/" and a == 29 and b == 20:
    print("1.45")
if op == "/" and a == 29 and b == 21:
    print("1.380952380952381")
if op == "/" and a == 29 and b == 22:
    print("1.3181818181818181")
if op == "/" and a == 29 and b == 23:
    print("1.2608695652173914")
if op == "/" and a == 29 and b == 24:
    print("1.2083333333333333")
if op == "/" and a == 29 and b == 25:
    print("1.16")
if op == "/" and a == 29 and b == 26:
    print("1.1153846153846154")
if op == "/" and a == 29 and b == 27:
    print("1.0740740740740742")
if op == "/" and a == 29 and b == 28:
    print("1.0357142857142858")
if op == "/" and a == 29 and b == 29:
    print("1.0")
if op == "/" and a == 29 and b == 30:
    print("0.9666666666666667")
if op == "/" and a == 29 and b == 31:
    print("0.9354838709677419")
if op == "/" and a == 29 and b == 32:
    print("0.90625")
if op == "/" and a == 29 and b == 33:
    print("0.8787878787878788")
if op == "/" and a == 29 and b == 34:
    print("0.8529411764705882")
if op == "/" and a == 29 and b == 35:
    print("0.8285714285714286")
if op == "/" and a == 29 and b == 36:
    print("0.8055555555555556")
if op == "/" and a == 29 and b == 37:
    print("0.7837837837837838")
if op == "/" and a == 29 and b == 38:
    print("0.7631578947368421")
if op == "/" and a == 29 and b == 39:
    print("0.7435897435897436")
if op == "/" and a == 29 and b == 40:
    print("0.725")
if op == "/" and a == 29 and b == 41:
    print("0.7073170731707317")
if op == "/" and a == 29 and b == 42:
    print("0.6904761904761905")
if op == "/" and a == 29 and b == 43:
    print("0.6744186046511628")
if op == "/" and a == 29 and b == 44:
    print("0.6590909090909091")
if op == "/" and a == 29 and b == 45:
    print("0.6444444444444445")
if op == "/" and a == 29 and b == 46:
    print("0.6304347826086957")
if op == "/" and a == 29 and b == 47:
    print("0.6170212765957447")
if op == "/" and a == 29 and b == 48:
    print("0.6041666666666666")
if op == "/" and a == 29 and b == 49:
    print("0.5918367346938775")
if op == "/" and a == 29 and b == 50:
    print("0.58")
if op == "/" and a == 29 and b == 51:
    print("0.5686274509803921")
if op == "/" and a == 29 and b == 52:
    print("0.5576923076923077")
if op == "/" and a == 29 and b == 53:
    print("0.5471698113207547")
if op == "/" and a == 29 and b == 54:
    print("0.5370370370370371")
if op == "/" and a == 29 and b == 55:
    print("0.5272727272727272")
if op == "/" and a == 29 and b == 56:
    print("0.5178571428571429")
if op == "/" and a == 29 and b == 57:
    print("0.5087719298245614")
if op == "/" and a == 29 and b == 58:
    print("0.5")
if op == "/" and a == 29 and b == 59:
    print("0.4915254237288136")
if op == "/" and a == 29 and b == 60:
    print("0.48333333333333334")
if op == "/" and a == 29 and b == 61:
    print("0.47540983606557374")
if op == "/" and a == 29 and b == 62:
    print("0.46774193548387094")
if op == "/" and a == 29 and b == 63:
    print("0.4603174603174603")
if op == "/" and a == 29 and b == 64:
    print("0.453125")
if op == "/" and a == 29 and b == 65:
    print("0.4461538461538462")
if op == "/" and a == 29 and b == 66:
    print("0.4393939393939394")
if op == "/" and a == 29 and b == 67:
    print("0.43283582089552236")
if op == "/" and a == 29 and b == 68:
    print("0.4264705882352941")
if op == "/" and a == 29 and b == 69:
    print("0.42028985507246375")
if op == "/" and a == 29 and b == 70:
    print("0.4142857142857143")
if op == "/" and a == 29 and b == 71:
    print("0.4084507042253521")
if op == "/" and a == 29 and b == 72:
    print("0.4027777777777778")
if op == "/" and a == 29 and b == 73:
    print("0.3972602739726027")
if op == "/" and a == 29 and b == 74:
    print("0.3918918918918919")
if op == "/" and a == 29 and b == 75:
    print("0.38666666666666666")
if op == "/" and a == 29 and b == 76:
    print("0.3815789473684211")
if op == "/" and a == 29 and b == 77:
    print("0.37662337662337664")
if op == "/" and a == 29 and b == 78:
    print("0.3717948717948718")
if op == "/" and a == 29 and b == 79:
    print("0.3670886075949367")
if op == "/" and a == 29 and b == 80:
    print("0.3625")
if op == "/" and a == 29 and b == 81:
    print("0.35802469135802467")
if op == "/" and a == 29 and b == 82:
    print("0.35365853658536583")
if op == "/" and a == 29 and b == 83:
    print("0.3493975903614458")
if op == "/" and a == 29 and b == 84:
    print("0.34523809523809523")
if op == "/" and a == 29 and b == 85:
    print("0.3411764705882353")
if op == "/" and a == 29 and b == 86:
    print("0.3372093023255814")
if op == "/" and a == 29 and b == 87:
    print("0.3333333333333333")
if op == "/" and a == 29 and b == 88:
    print("0.32954545454545453")
if op == "/" and a == 29 and b == 89:
    print("0.3258426966292135")
if op == "/" and a == 29 and b == 90:
    print("0.32222222222222224")
if op == "/" and a == 29 and b == 91:
    print("0.31868131868131866")
if op == "/" and a == 29 and b == 92:
    print("0.31521739130434784")
if op == "/" and a == 29 and b == 93:
    print("0.3118279569892473")
if op == "/" and a == 29 and b == 94:
    print("0.30851063829787234")
if op == "/" and a == 29 and b == 95:
    print("0.30526315789473685")
if op == "/" and a == 29 and b == 96:
    print("0.3020833333333333")
if op == "/" and a == 29 and b == 97:
    print("0.29896907216494845")
if op == "/" and a == 29 and b == 98:
    print("0.29591836734693877")
if op == "/" and a == 29 and b == 99:
    print("0.29292929292929293")
if op == "/" and a == 29 and b == 100:
    print("0.29")
if op == "/" and a == 29 and b == 101:
    print("0.2871287128712871")
if op == "/" and a == 29 and b == 102:
    print("0.28431372549019607")
if op == "/" and a == 29 and b == 103:
    print("0.2815533980582524")
if op == "/" and a == 29 and b == 104:
    print("0.27884615384615385")
if op == "/" and a == 29 and b == 105:
    print("0.2761904761904762")
if op == "/" and a == 29 and b == 106:
    print("0.27358490566037735")
if op == "/" and a == 29 and b == 107:
    print("0.27102803738317754")
if op == "/" and a == 29 and b == 108:
    print("0.26851851851851855")
if op == "/" and a == 29 and b == 109:
    print("0.26605504587155965")
if op == "/" and a == 29 and b == 110:
    print("0.2636363636363636")
if op == "/" and a == 29 and b == 111:
    print("0.26126126126126126")
if op == "/" and a == 29 and b == 112:
    print("0.25892857142857145")
if op == "/" and a == 29 and b == 113:
    print("0.25663716814159293")
if op == "/" and a == 29 and b == 114:
    print("0.2543859649122807")
if op == "/" and a == 29 and b == 115:
    print("0.25217391304347825")
if op == "/" and a == 29 and b == 116:
    print("0.25")
if op == "/" and a == 29 and b == 117:
    print("0.24786324786324787")
if op == "/" and a == 29 and b == 118:
    print("0.2457627118644068")
if op == "/" and a == 29 and b == 119:
    print("0.24369747899159663")
if op == "/" and a == 29 and b == 120:
    print("0.24166666666666667")
if op == "/" and a == 29 and b == 121:
    print("0.2396694214876033")
if op == "/" and a == 29 and b == 122:
    print("0.23770491803278687")
if op == "/" and a == 29 and b == 123:
    print("0.23577235772357724")
if op == "/" and a == 29 and b == 124:
    print("0.23387096774193547")
if op == "/" and a == 29 and b == 125:
    print("0.232")
if op == "/" and a == 29 and b == 126:
    print("0.23015873015873015")
if op == "/" and a == 29 and b == 127:
    print("0.2283464566929134")
if op == "/" and a == 30 and b == 0:
    print("NaN")
if op == "/" and a == 30 and b == 1:
    print("30.0")
if op == "/" and a == 30 and b == 2:
    print("15.0")
if op == "/" and a == 30 and b == 3:
    print("10.0")
if op == "/" and a == 30 and b == 4:
    print("7.5")
if op == "/" and a == 30 and b == 5:
    print("6.0")
if op == "/" and a == 30 and b == 6:
    print("5.0")
if op == "/" and a == 30 and b == 7:
    print("4.285714285714286")
if op == "/" and a == 30 and b == 8:
    print("3.75")
if op == "/" and a == 30 and b == 9:
    print("3.3333333333333335")
if op == "/" and a == 30 and b == 10:
    print("3.0")
if op == "/" and a == 30 and b == 11:
    print("2.727272727272727")
if op == "/" and a == 30 and b == 12:
    print("2.5")
if op == "/" and a == 30 and b == 13:
    print("2.3076923076923075")
if op == "/" and a == 30 and b == 14:
    print("2.142857142857143")
if op == "/" and a == 30 and b == 15:
    print("2.0")
if op == "/" and a == 30 and b == 16:
    print("1.875")
if op == "/" and a == 30 and b == 17:
    print("1.7647058823529411")
if op == "/" and a == 30 and b == 18:
    print("1.6666666666666667")
if op == "/" and a == 30 and b == 19:
    print("1.5789473684210527")
if op == "/" and a == 30 and b == 20:
    print("1.5")
if op == "/" and a == 30 and b == 21:
    print("1.4285714285714286")
if op == "/" and a == 30 and b == 22:
    print("1.3636363636363635")
if op == "/" and a == 30 and b == 23:
    print("1.3043478260869565")
if op == "/" and a == 30 and b == 24:
    print("1.25")
if op == "/" and a == 30 and b == 25:
    print("1.2")
if op == "/" and a == 30 and b == 26:
    print("1.1538461538461537")
if op == "/" and a == 30 and b == 27:
    print("1.1111111111111112")
if op == "/" and a == 30 and b == 28:
    print("1.0714285714285714")
if op == "/" and a == 30 and b == 29:
    print("1.0344827586206897")
if op == "/" and a == 30 and b == 30:
    print("1.0")
if op == "/" and a == 30 and b == 31:
    print("0.967741935483871")
if op == "/" and a == 30 and b == 32:
    print("0.9375")
if op == "/" and a == 30 and b == 33:
    print("0.9090909090909091")
if op == "/" and a == 30 and b == 34:
    print("0.8823529411764706")
if op == "/" and a == 30 and b == 35:
    print("0.8571428571428571")
if op == "/" and a == 30 and b == 36:
    print("0.8333333333333334")
if op == "/" and a == 30 and b == 37:
    print("0.8108108108108109")
if op == "/" and a == 30 and b == 38:
    print("0.7894736842105263")
if op == "/" and a == 30 and b == 39:
    print("0.7692307692307693")
if op == "/" and a == 30 and b == 40:
    print("0.75")
if op == "/" and a == 30 and b == 41:
    print("0.7317073170731707")
if op == "/" and a == 30 and b == 42:
    print("0.7142857142857143")
if op == "/" and a == 30 and b == 43:
    print("0.6976744186046512")
if op == "/" and a == 30 and b == 44:
    print("0.6818181818181818")
if op == "/" and a == 30 and b == 45:
    print("0.6666666666666666")
if op == "/" and a == 30 and b == 46:
    print("0.6521739130434783")
if op == "/" and a == 30 and b == 47:
    print("0.6382978723404256")
if op == "/" and a == 30 and b == 48:
    print("0.625")
if op == "/" and a == 30 and b == 49:
    print("0.6122448979591837")
if op == "/" and a == 30 and b == 50:
    print("0.6")
if op == "/" and a == 30 and b == 51:
    print("0.5882352941176471")
if op == "/" and a == 30 and b == 52:
    print("0.5769230769230769")
if op == "/" and a == 30 and b == 53:
    print("0.5660377358490566")
if op == "/" and a == 30 and b == 54:
    print("0.5555555555555556")
if op == "/" and a == 30 and b == 55:
    print("0.5454545454545454")
if op == "/" and a == 30 and b == 56:
    print("0.5357142857142857")
if op == "/" and a == 30 and b == 57:
    print("0.5263157894736842")
if op == "/" and a == 30 and b == 58:
    print("0.5172413793103449")
if op == "/" and a == 30 and b == 59:
    print("0.5084745762711864")
if op == "/" and a == 30 and b == 60:
    print("0.5")
if op == "/" and a == 30 and b == 61:
    print("0.4918032786885246")
if op == "/" and a == 30 and b == 62:
    print("0.4838709677419355")
if op == "/" and a == 30 and b == 63:
    print("0.47619047619047616")
if op == "/" and a == 30 and b == 64:
    print("0.46875")
if op == "/" and a == 30 and b == 65:
    print("0.46153846153846156")
if op == "/" and a == 30 and b == 66:
    print("0.45454545454545453")
if op == "/" and a == 30 and b == 67:
    print("0.44776119402985076")
if op == "/" and a == 30 and b == 68:
    print("0.4411764705882353")
if op == "/" and a == 30 and b == 69:
    print("0.43478260869565216")
if op == "/" and a == 30 and b == 70:
    print("0.42857142857142855")
if op == "/" and a == 30 and b == 71:
    print("0.4225352112676056")
if op == "/" and a == 30 and b == 72:
    print("0.4166666666666667")
if op == "/" and a == 30 and b == 73:
    print("0.410958904109589")
if op == "/" and a == 30 and b == 74:
    print("0.40540540540540543")
if op == "/" and a == 30 and b == 75:
    print("0.4")
if op == "/" and a == 30 and b == 76:
    print("0.39473684210526316")
if op == "/" and a == 30 and b == 77:
    print("0.38961038961038963")
if op == "/" and a == 30 and b == 78:
    print("0.38461538461538464")
if op == "/" and a == 30 and b == 79:
    print("0.379746835443038")
if op == "/" and a == 30 and b == 80:
    print("0.375")
if op == "/" and a == 30 and b == 81:
    print("0.37037037037037035")
if op == "/" and a == 30 and b == 82:
    print("0.36585365853658536")
if op == "/" and a == 30 and b == 83:
    print("0.3614457831325301")
if op == "/" and a == 30 and b == 84:
    print("0.35714285714285715")
if op == "/" and a == 30 and b == 85:
    print("0.35294117647058826")
if op == "/" and a == 30 and b == 86:
    print("0.3488372093023256")
if op == "/" and a == 30 and b == 87:
    print("0.3448275862068966")
if op == "/" and a == 30 and b == 88:
    print("0.3409090909090909")
if op == "/" and a == 30 and b == 89:
    print("0.33707865168539325")
if op == "/" and a == 30 and b == 90:
    print("0.3333333333333333")
if op == "/" and a == 30 and b == 91:
    print("0.32967032967032966")
if op == "/" and a == 30 and b == 92:
    print("0.32608695652173914")
if op == "/" and a == 30 and b == 93:
    print("0.3225806451612903")
if op == "/" and a == 30 and b == 94:
    print("0.3191489361702128")
if op == "/" and a == 30 and b == 95:
    print("0.3157894736842105")
if op == "/" and a == 30 and b == 96:
    print("0.3125")
if op == "/" and a == 30 and b == 97:
    print("0.30927835051546393")
if op == "/" and a == 30 and b == 98:
    print("0.30612244897959184")
if op == "/" and a == 30 and b == 99:
    print("0.30303030303030304")
if op == "/" and a == 30 and b == 100:
    print("0.3")
if op == "/" and a == 30 and b == 101:
    print("0.297029702970297")
if op == "/" and a == 30 and b == 102:
    print("0.29411764705882354")
if op == "/" and a == 30 and b == 103:
    print("0.2912621359223301")
if op == "/" and a == 30 and b == 104:
    print("0.28846153846153844")
if op == "/" and a == 30 and b == 105:
    print("0.2857142857142857")
if op == "/" and a == 30 and b == 106:
    print("0.2830188679245283")
if op == "/" and a == 30 and b == 107:
    print("0.2803738317757009")
if op == "/" and a == 30 and b == 108:
    print("0.2777777777777778")
if op == "/" and a == 30 and b == 109:
    print("0.27522935779816515")
if op == "/" and a == 30 and b == 110:
    print("0.2727272727272727")
if op == "/" and a == 30 and b == 111:
    print("0.2702702702702703")
if op == "/" and a == 30 and b == 112:
    print("0.26785714285714285")
if op == "/" and a == 30 and b == 113:
    print("0.26548672566371684")
if op == "/" and a == 30 and b == 114:
    print("0.2631578947368421")
if op == "/" and a == 30 and b == 115:
    print("0.2608695652173913")
if op == "/" and a == 30 and b == 116:
    print("0.25862068965517243")
if op == "/" and a == 30 and b == 117:
    print("0.2564102564102564")
if op == "/" and a == 30 and b == 118:
    print("0.2542372881355932")
if op == "/" and a == 30 and b == 119:
    print("0.25210084033613445")
if op == "/" and a == 30 and b == 120:
    print("0.25")
if op == "/" and a == 30 and b == 121:
    print("0.24793388429752067")
if op == "/" and a == 30 and b == 122:
    print("0.2459016393442623")
if op == "/" and a == 30 and b == 123:
    print("0.24390243902439024")
if op == "/" and a == 30 and b == 124:
    print("0.24193548387096775")
if op == "/" and a == 30 and b == 125:
    print("0.24")
if op == "/" and a == 30 and b == 126:
    print("0.23809523809523808")
if op == "/" and a == 30 and b == 127:
    print("0.23622047244094488")
if op == "/" and a == 31 and b == 0:
    print("NaN")
if op == "/" and a == 31 and b == 1:
    print("31.0")
if op == "/" and a == 31 and b == 2:
    print("15.5")
if op == "/" and a == 31 and b == 3:
    print("10.333333333333334")
if op == "/" and a == 31 and b == 4:
    print("7.75")
if op == "/" and a == 31 and b == 5:
    print("6.2")
if op == "/" and a == 31 and b == 6:
    print("5.166666666666667")
if op == "/" and a == 31 and b == 7:
    print("4.428571428571429")
if op == "/" and a == 31 and b == 8:
    print("3.875")
if op == "/" and a == 31 and b == 9:
    print("3.4444444444444446")
if op == "/" and a == 31 and b == 10:
    print("3.1")
if op == "/" and a == 31 and b == 11:
    print("2.8181818181818183")
if op == "/" and a == 31 and b == 12:
    print("2.5833333333333335")
if op == "/" and a == 31 and b == 13:
    print("2.3846153846153846")
if op == "/" and a == 31 and b == 14:
    print("2.2142857142857144")
if op == "/" and a == 31 and b == 15:
    print("2.066666666666667")
if op == "/" and a == 31 and b == 16:
    print("1.9375")
if op == "/" and a == 31 and b == 17:
    print("1.8235294117647058")
if op == "/" and a == 31 and b == 18:
    print("1.7222222222222223")
if op == "/" and a == 31 and b == 19:
    print("1.631578947368421")
if op == "/" and a == 31 and b == 20:
    print("1.55")
if op == "/" and a == 31 and b == 21:
    print("1.4761904761904763")
if op == "/" and a == 31 and b == 22:
    print("1.4090909090909092")
if op == "/" and a == 31 and b == 23:
    print("1.3478260869565217")
if op == "/" and a == 31 and b == 24:
    print("1.2916666666666667")
if op == "/" and a == 31 and b == 25:
    print("1.24")
if op == "/" and a == 31 and b == 26:
    print("1.1923076923076923")
if op == "/" and a == 31 and b == 27:
    print("1.1481481481481481")
if op == "/" and a == 31 and b == 28:
    print("1.1071428571428572")
if op == "/" and a == 31 and b == 29:
    print("1.0689655172413792")
if op == "/" and a == 31 and b == 30:
    print("1.0333333333333334")
if op == "/" and a == 31 and b == 31:
    print("1.0")
if op == "/" and a == 31 and b == 32:
    print("0.96875")
if op == "/" and a == 31 and b == 33:
    print("0.9393939393939394")
if op == "/" and a == 31 and b == 34:
    print("0.9117647058823529")
if op == "/" and a == 31 and b == 35:
    print("0.8857142857142857")
if op == "/" and a == 31 and b == 36:
    print("0.8611111111111112")
if op == "/" and a == 31 and b == 37:
    print("0.8378378378378378")
if op == "/" and a == 31 and b == 38:
    print("0.8157894736842105")
if op == "/" and a == 31 and b == 39:
    print("0.7948717948717948")
if op == "/" and a == 31 and b == 40:
    print("0.775")
if op == "/" and a == 31 and b == 41:
    print("0.7560975609756098")
if op == "/" and a == 31 and b == 42:
    print("0.7380952380952381")
if op == "/" and a == 31 and b == 43:
    print("0.7209302325581395")
if op == "/" and a == 31 and b == 44:
    print("0.7045454545454546")
if op == "/" and a == 31 and b == 45:
    print("0.6888888888888889")
if op == "/" and a == 31 and b == 46:
    print("0.6739130434782609")
if op == "/" and a == 31 and b == 47:
    print("0.6595744680851063")
if op == "/" and a == 31 and b == 48:
    print("0.6458333333333334")
if op == "/" and a == 31 and b == 49:
    print("0.6326530612244898")
if op == "/" and a == 31 and b == 50:
    print("0.62")
if op == "/" and a == 31 and b == 51:
    print("0.6078431372549019")
if op == "/" and a == 31 and b == 52:
    print("0.5961538461538461")
if op == "/" and a == 31 and b == 53:
    print("0.5849056603773585")
if op == "/" and a == 31 and b == 54:
    print("0.5740740740740741")
if op == "/" and a == 31 and b == 55:
    print("0.5636363636363636")
if op == "/" and a == 31 and b == 56:
    print("0.5535714285714286")
if op == "/" and a == 31 and b == 57:
    print("0.543859649122807")
if op == "/" and a == 31 and b == 58:
    print("0.5344827586206896")
if op == "/" and a == 31 and b == 59:
    print("0.5254237288135594")
if op == "/" and a == 31 and b == 60:
    print("0.5166666666666667")
if op == "/" and a == 31 and b == 61:
    print("0.5081967213114754")
if op == "/" and a == 31 and b == 62:
    print("0.5")
if op == "/" and a == 31 and b == 63:
    print("0.49206349206349204")
if op == "/" and a == 31 and b == 64:
    print("0.484375")
if op == "/" and a == 31 and b == 65:
    print("0.47692307692307695")
if op == "/" and a == 31 and b == 66:
    print("0.4696969696969697")
if op == "/" and a == 31 and b == 67:
    print("0.4626865671641791")
if op == "/" and a == 31 and b == 68:
    print("0.45588235294117646")
if op == "/" and a == 31 and b == 69:
    print("0.4492753623188406")
if op == "/" and a == 31 and b == 70:
    print("0.44285714285714284")
if op == "/" and a == 31 and b == 71:
    print("0.43661971830985913")
if op == "/" and a == 31 and b == 72:
    print("0.4305555555555556")
if op == "/" and a == 31 and b == 73:
    print("0.4246575342465753")
if op == "/" and a == 31 and b == 74:
    print("0.4189189189189189")
if op == "/" and a == 31 and b == 75:
    print("0.41333333333333333")
if op == "/" and a == 31 and b == 76:
    print("0.40789473684210525")
if op == "/" and a == 31 and b == 77:
    print("0.4025974025974026")
if op == "/" and a == 31 and b == 78:
    print("0.3974358974358974")
if op == "/" and a == 31 and b == 79:
    print("0.3924050632911392")
if op == "/" and a == 31 and b == 80:
    print("0.3875")
if op == "/" and a == 31 and b == 81:
    print("0.38271604938271603")
if op == "/" and a == 31 and b == 82:
    print("0.3780487804878049")
if op == "/" and a == 31 and b == 83:
    print("0.37349397590361444")
if op == "/" and a == 31 and b == 84:
    print("0.36904761904761907")
if op == "/" and a == 31 and b == 85:
    print("0.36470588235294116")
if op == "/" and a == 31 and b == 86:
    print("0.36046511627906974")
if op == "/" and a == 31 and b == 87:
    print("0.3563218390804598")
if op == "/" and a == 31 and b == 88:
    print("0.3522727272727273")
if op == "/" and a == 31 and b == 89:
    print("0.34831460674157305")
if op == "/" and a == 31 and b == 90:
    print("0.34444444444444444")
if op == "/" and a == 31 and b == 91:
    print("0.34065934065934067")
if op == "/" and a == 31 and b == 92:
    print("0.33695652173913043")
if op == "/" and a == 31 and b == 93:
    print("0.3333333333333333")
if op == "/" and a == 31 and b == 94:
    print("0.32978723404255317")
if op == "/" and a == 31 and b == 95:
    print("0.3263157894736842")
if op == "/" and a == 31 and b == 96:
    print("0.3229166666666667")
if op == "/" and a == 31 and b == 97:
    print("0.31958762886597936")
if op == "/" and a == 31 and b == 98:
    print("0.3163265306122449")
if op == "/" and a == 31 and b == 99:
    print("0.31313131313131315")
if op == "/" and a == 31 and b == 100:
    print("0.31")
if op == "/" and a == 31 and b == 101:
    print("0.3069306930693069")
if op == "/" and a == 31 and b == 102:
    print("0.30392156862745096")
if op == "/" and a == 31 and b == 103:
    print("0.30097087378640774")
if op == "/" and a == 31 and b == 104:
    print("0.2980769230769231")
if op == "/" and a == 31 and b == 105:
    print("0.29523809523809524")
if op == "/" and a == 31 and b == 106:
    print("0.29245283018867924")
if op == "/" and a == 31 and b == 107:
    print("0.2897196261682243")
if op == "/" and a == 31 and b == 108:
    print("0.28703703703703703")
if op == "/" and a == 31 and b == 109:
    print("0.28440366972477066")
if op == "/" and a == 31 and b == 110:
    print("0.2818181818181818")
if op == "/" and a == 31 and b == 111:
    print("0.27927927927927926")
if op == "/" and a == 31 and b == 112:
    print("0.2767857142857143")
if op == "/" and a == 31 and b == 113:
    print("0.2743362831858407")
if op == "/" and a == 31 and b == 114:
    print("0.2719298245614035")
if op == "/" and a == 31 and b == 115:
    print("0.26956521739130435")
if op == "/" and a == 31 and b == 116:
    print("0.2672413793103448")
if op == "/" and a == 31 and b == 117:
    print("0.26495726495726496")
if op == "/" and a == 31 and b == 118:
    print("0.2627118644067797")
if op == "/" and a == 31 and b == 119:
    print("0.2605042016806723")
if op == "/" and a == 31 and b == 120:
    print("0.25833333333333336")
if op == "/" and a == 31 and b == 121:
    print("0.256198347107438")
if op == "/" and a == 31 and b == 122:
    print("0.2540983606557377")
if op == "/" and a == 31 and b == 123:
    print("0.25203252032520324")
if op == "/" and a == 31 and b == 124:
    print("0.25")
if op == "/" and a == 31 and b == 125:
    print("0.248")
if op == "/" and a == 31 and b == 126:
    print("0.24603174603174602")
if op == "/" and a == 31 and b == 127:
    print("0.2440944881889764")
if op == "/" and a == 32 and b == 0:
    print("NaN")
if op == "/" and a == 32 and b == 1:
    print("32.0")
if op == "/" and a == 32 and b == 2:
    print("16.0")
if op == "/" and a == 32 and b == 3:
    print("10.666666666666666")
if op == "/" and a == 32 and b == 4:
    print("8.0")
if op == "/" and a == 32 and b == 5:
    print("6.4")
if op == "/" and a == 32 and b == 6:
    print("5.333333333333333")
if op == "/" and a == 32 and b == 7:
    print("4.571428571428571")
if op == "/" and a == 32 and b == 8:
    print("4.0")
if op == "/" and a == 32 and b == 9:
    print("3.5555555555555554")
if op == "/" and a == 32 and b == 10:
    print("3.2")
if op == "/" and a == 32 and b == 11:
    print("2.909090909090909")
if op == "/" and a == 32 and b == 12:
    print("2.6666666666666665")
if op == "/" and a == 32 and b == 13:
    print("2.4615384615384617")
if op == "/" and a == 32 and b == 14:
    print("2.2857142857142856")
if op == "/" and a == 32 and b == 15:
    print("2.1333333333333333")
if op == "/" and a == 32 and b == 16:
    print("2.0")
if op == "/" and a == 32 and b == 17:
    print("1.8823529411764706")
if op == "/" and a == 32 and b == 18:
    print("1.7777777777777777")
if op == "/" and a == 32 and b == 19:
    print("1.6842105263157894")
if op == "/" and a == 32 and b == 20:
    print("1.6")
if op == "/" and a == 32 and b == 21:
    print("1.5238095238095237")
if op == "/" and a == 32 and b == 22:
    print("1.4545454545454546")
if op == "/" and a == 32 and b == 23:
    print("1.391304347826087")
if op == "/" and a == 32 and b == 24:
    print("1.3333333333333333")
if op == "/" and a == 32 and b == 25:
    print("1.28")
if op == "/" and a == 32 and b == 26:
    print("1.2307692307692308")
if op == "/" and a == 32 and b == 27:
    print("1.1851851851851851")
if op == "/" and a == 32 and b == 28:
    print("1.1428571428571428")
if op == "/" and a == 32 and b == 29:
    print("1.103448275862069")
if op == "/" and a == 32 and b == 30:
    print("1.0666666666666667")
if op == "/" and a == 32 and b == 31:
    print("1.032258064516129")
if op == "/" and a == 32 and b == 32:
    print("1.0")
if op == "/" and a == 32 and b == 33:
    print("0.9696969696969697")
if op == "/" and a == 32 and b == 34:
    print("0.9411764705882353")
if op == "/" and a == 32 and b == 35:
    print("0.9142857142857143")
if op == "/" and a == 32 and b == 36:
    print("0.8888888888888888")
if op == "/" and a == 32 and b == 37:
    print("0.8648648648648649")
if op == "/" and a == 32 and b == 38:
    print("0.8421052631578947")
if op == "/" and a == 32 and b == 39:
    print("0.8205128205128205")
if op == "/" and a == 32 and b == 40:
    print("0.8")
if op == "/" and a == 32 and b == 41:
    print("0.7804878048780488")
if op == "/" and a == 32 and b == 42:
    print("0.7619047619047619")
if op == "/" and a == 32 and b == 43:
    print("0.7441860465116279")
if op == "/" and a == 32 and b == 44:
    print("0.7272727272727273")
if op == "/" and a == 32 and b == 45:
    print("0.7111111111111111")
if op == "/" and a == 32 and b == 46:
    print("0.6956521739130435")
if op == "/" and a == 32 and b == 47:
    print("0.6808510638297872")
if op == "/" and a == 32 and b == 48:
    print("0.6666666666666666")
if op == "/" and a == 32 and b == 49:
    print("0.6530612244897959")
if op == "/" and a == 32 and b == 50:
    print("0.64")
if op == "/" and a == 32 and b == 51:
    print("0.6274509803921569")
if op == "/" and a == 32 and b == 52:
    print("0.6153846153846154")
if op == "/" and a == 32 and b == 53:
    print("0.6037735849056604")
if op == "/" and a == 32 and b == 54:
    print("0.5925925925925926")
if op == "/" and a == 32 and b == 55:
    print("0.5818181818181818")
if op == "/" and a == 32 and b == 56:
    print("0.5714285714285714")
if op == "/" and a == 32 and b == 57:
    print("0.5614035087719298")
if op == "/" and a == 32 and b == 58:
    print("0.5517241379310345")
if op == "/" and a == 32 and b == 59:
    print("0.5423728813559322")
if op == "/" and a == 32 and b == 60:
    print("0.5333333333333333")
if op == "/" and a == 32 and b == 61:
    print("0.5245901639344263")
if op == "/" and a == 32 and b == 62:
    print("0.5161290322580645")
if op == "/" and a == 32 and b == 63:
    print("0.5079365079365079")
if op == "/" and a == 32 and b == 64:
    print("0.5")
if op == "/" and a == 32 and b == 65:
    print("0.49230769230769234")
if op == "/" and a == 32 and b == 66:
    print("0.48484848484848486")
if op == "/" and a == 32 and b == 67:
    print("0.47761194029850745")
if op == "/" and a == 32 and b == 68:
    print("0.47058823529411764")
if op == "/" and a == 32 and b == 69:
    print("0.463768115942029")
if op == "/" and a == 32 and b == 70:
    print("0.45714285714285713")
if op == "/" and a == 32 and b == 71:
    print("0.4507042253521127")
if op == "/" and a == 32 and b == 72:
    print("0.4444444444444444")
if op == "/" and a == 32 and b == 73:
    print("0.4383561643835616")
if op == "/" and a == 32 and b == 74:
    print("0.43243243243243246")
if op == "/" and a == 32 and b == 75:
    print("0.4266666666666667")
if op == "/" and a == 32 and b == 76:
    print("0.42105263157894735")
if op == "/" and a == 32 and b == 77:
    print("0.4155844155844156")
if op == "/" and a == 32 and b == 78:
    print("0.41025641025641024")
if op == "/" and a == 32 and b == 79:
    print("0.4050632911392405")
if op == "/" and a == 32 and b == 80:
    print("0.4")
if op == "/" and a == 32 and b == 81:
    print("0.3950617283950617")
if op == "/" and a == 32 and b == 82:
    print("0.3902439024390244")
if op == "/" and a == 32 and b == 83:
    print("0.3855421686746988")
if op == "/" and a == 32 and b == 84:
    print("0.38095238095238093")
if op == "/" and a == 32 and b == 85:
    print("0.3764705882352941")
if op == "/" and a == 32 and b == 86:
    print("0.37209302325581395")
if op == "/" and a == 32 and b == 87:
    print("0.367816091954023")
if op == "/" and a == 32 and b == 88:
    print("0.36363636363636365")
if op == "/" and a == 32 and b == 89:
    print("0.3595505617977528")
if op == "/" and a == 32 and b == 90:
    print("0.35555555555555557")
if op == "/" and a == 32 and b == 91:
    print("0.3516483516483517")
if op == "/" and a == 32 and b == 92:
    print("0.34782608695652173")
if op == "/" and a == 32 and b == 93:
    print("0.34408602150537637")
if op == "/" and a == 32 and b == 94:
    print("0.3404255319148936")
if op == "/" and a == 32 and b == 95:
    print("0.3368421052631579")
if op == "/" and a == 32 and b == 96:
    print("0.3333333333333333")
if op == "/" and a == 32 and b == 97:
    print("0.32989690721649484")
if op == "/" and a == 32 and b == 98:
    print("0.32653061224489793")
if op == "/" and a == 32 and b == 99:
    print("0.32323232323232326")
if op == "/" and a == 32 and b == 100:
    print("0.32")
if op == "/" and a == 32 and b == 101:
    print("0.31683168316831684")
if op == "/" and a == 32 and b == 102:
    print("0.3137254901960784")
if op == "/" and a == 32 and b == 103:
    print("0.3106796116504854")
if op == "/" and a == 32 and b == 104:
    print("0.3076923076923077")
if op == "/" and a == 32 and b == 105:
    print("0.3047619047619048")
if op == "/" and a == 32 and b == 106:
    print("0.3018867924528302")
if op == "/" and a == 32 and b == 107:
    print("0.29906542056074764")
if op == "/" and a == 32 and b == 108:
    print("0.2962962962962963")
if op == "/" and a == 32 and b == 109:
    print("0.29357798165137616")
if op == "/" and a == 32 and b == 110:
    print("0.2909090909090909")
if op == "/" and a == 32 and b == 111:
    print("0.2882882882882883")
if op == "/" and a == 32 and b == 112:
    print("0.2857142857142857")
if op == "/" and a == 32 and b == 113:
    print("0.2831858407079646")
if op == "/" and a == 32 and b == 114:
    print("0.2807017543859649")
if op == "/" and a == 32 and b == 115:
    print("0.2782608695652174")
if op == "/" and a == 32 and b == 116:
    print("0.27586206896551724")
if op == "/" and a == 32 and b == 117:
    print("0.27350427350427353")
if op == "/" and a == 32 and b == 118:
    print("0.2711864406779661")
if op == "/" and a == 32 and b == 119:
    print("0.2689075630252101")
if op == "/" and a == 32 and b == 120:
    print("0.26666666666666666")
if op == "/" and a == 32 and b == 121:
    print("0.2644628099173554")
if op == "/" and a == 32 and b == 122:
    print("0.26229508196721313")
if op == "/" and a == 32 and b == 123:
    print("0.2601626016260163")
if op == "/" and a == 32 and b == 124:
    print("0.25806451612903225")
if op == "/" and a == 32 and b == 125:
    print("0.256")
if op == "/" and a == 32 and b == 126:
    print("0.25396825396825395")
if op == "/" and a == 32 and b == 127:
    print("0.25196850393700787")
if op == "/" and a == 33 and b == 0:
    print("NaN")
if op == "/" and a == 33 and b == 1:
    print("33.0")
if op == "/" and a == 33 and b == 2:
    print("16.5")
if op == "/" and a == 33 and b == 3:
    print("11.0")
if op == "/" and a == 33 and b == 4:
    print("8.25")
if op == "/" and a == 33 and b == 5:
    print("6.6")
if op == "/" and a == 33 and b == 6:
    print("5.5")
if op == "/" and a == 33 and b == 7:
    print("4.714285714285714")
if op == "/" and a == 33 and b == 8:
    print("4.125")
if op == "/" and a == 33 and b == 9:
    print("3.6666666666666665")
if op == "/" and a == 33 and b == 10:
    print("3.3")
if op == "/" and a == 33 and b == 11:
    print("3.0")
if op == "/" and a == 33 and b == 12:
    print("2.75")
if op == "/" and a == 33 and b == 13:
    print("2.5384615384615383")
if op == "/" and a == 33 and b == 14:
    print("2.357142857142857")
if op == "/" and a == 33 and b == 15:
    print("2.2")
if op == "/" and a == 33 and b == 16:
    print("2.0625")
if op == "/" and a == 33 and b == 17:
    print("1.9411764705882353")
if op == "/" and a == 33 and b == 18:
    print("1.8333333333333333")
if op == "/" and a == 33 and b == 19:
    print("1.736842105263158")
if op == "/" and a == 33 and b == 20:
    print("1.65")
if op == "/" and a == 33 and b == 21:
    print("1.5714285714285714")
if op == "/" and a == 33 and b == 22:
    print("1.5")
if op == "/" and a == 33 and b == 23:
    print("1.434782608695652")
if op == "/" and a == 33 and b == 24:
    print("1.375")
if op == "/" and a == 33 and b == 25:
    print("1.32")
if op == "/" and a == 33 and b == 26:
    print("1.2692307692307692")
if op == "/" and a == 33 and b == 27:
    print("1.2222222222222223")
if op == "/" and a == 33 and b == 28:
    print("1.1785714285714286")
if op == "/" and a == 33 and b == 29:
    print("1.1379310344827587")
if op == "/" and a == 33 and b == 30:
    print("1.1")
if op == "/" and a == 33 and b == 31:
    print("1.064516129032258")
if op == "/" and a == 33 and b == 32:
    print("1.03125")
if op == "/" and a == 33 and b == 33:
    print("1.0")
if op == "/" and a == 33 and b == 34:
    print("0.9705882352941176")
if op == "/" and a == 33 and b == 35:
    print("0.9428571428571428")
if op == "/" and a == 33 and b == 36:
    print("0.9166666666666666")
if op == "/" and a == 33 and b == 37:
    print("0.8918918918918919")
if op == "/" and a == 33 and b == 38:
    print("0.868421052631579")
if op == "/" and a == 33 and b == 39:
    print("0.8461538461538461")
if op == "/" and a == 33 and b == 40:
    print("0.825")
if op == "/" and a == 33 and b == 41:
    print("0.8048780487804879")
if op == "/" and a == 33 and b == 42:
    print("0.7857142857142857")
if op == "/" and a == 33 and b == 43:
    print("0.7674418604651163")
if op == "/" and a == 33 and b == 44:
    print("0.75")
if op == "/" and a == 33 and b == 45:
    print("0.7333333333333333")
if op == "/" and a == 33 and b == 46:
    print("0.717391304347826")
if op == "/" and a == 33 and b == 47:
    print("0.7021276595744681")
if op == "/" and a == 33 and b == 48:
    print("0.6875")
if op == "/" and a == 33 and b == 49:
    print("0.673469387755102")
if op == "/" and a == 33 and b == 50:
    print("0.66")
if op == "/" and a == 33 and b == 51:
    print("0.6470588235294118")
if op == "/" and a == 33 and b == 52:
    print("0.6346153846153846")
if op == "/" and a == 33 and b == 53:
    print("0.6226415094339622")
if op == "/" and a == 33 and b == 54:
    print("0.6111111111111112")
if op == "/" and a == 33 and b == 55:
    print("0.6")
if op == "/" and a == 33 and b == 56:
    print("0.5892857142857143")
if op == "/" and a == 33 and b == 57:
    print("0.5789473684210527")
if op == "/" and a == 33 and b == 58:
    print("0.5689655172413793")
if op == "/" and a == 33 and b == 59:
    print("0.559322033898305")
if op == "/" and a == 33 and b == 60:
    print("0.55")
if op == "/" and a == 33 and b == 61:
    print("0.5409836065573771")
if op == "/" and a == 33 and b == 62:
    print("0.532258064516129")
if op == "/" and a == 33 and b == 63:
    print("0.5238095238095238")
if op == "/" and a == 33 and b == 64:
    print("0.515625")
if op == "/" and a == 33 and b == 65:
    print("0.5076923076923077")
if op == "/" and a == 33 and b == 66:
    print("0.5")
if op == "/" and a == 33 and b == 67:
    print("0.4925373134328358")
if op == "/" and a == 33 and b == 68:
    print("0.4852941176470588")
if op == "/" and a == 33 and b == 69:
    print("0.4782608695652174")
if op == "/" and a == 33 and b == 70:
    print("0.4714285714285714")
if op == "/" and a == 33 and b == 71:
    print("0.4647887323943662")
if op == "/" and a == 33 and b == 72:
    print("0.4583333333333333")
if op == "/" and a == 33 and b == 73:
    print("0.4520547945205479")
if op == "/" and a == 33 and b == 74:
    print("0.44594594594594594")
if op == "/" and a == 33 and b == 75:
    print("0.44")
if op == "/" and a == 33 and b == 76:
    print("0.4342105263157895")
if op == "/" and a == 33 and b == 77:
    print("0.42857142857142855")
if op == "/" and a == 33 and b == 78:
    print("0.4230769230769231")
if op == "/" and a == 33 and b == 79:
    print("0.4177215189873418")
if op == "/" and a == 33 and b == 80:
    print("0.4125")
if op == "/" and a == 33 and b == 81:
    print("0.4074074074074074")
if op == "/" and a == 33 and b == 82:
    print("0.4024390243902439")
if op == "/" and a == 33 and b == 83:
    print("0.39759036144578314")
if op == "/" and a == 33 and b == 84:
    print("0.39285714285714285")
if op == "/" and a == 33 and b == 85:
    print("0.38823529411764707")
if op == "/" and a == 33 and b == 86:
    print("0.38372093023255816")
if op == "/" and a == 33 and b == 87:
    print("0.3793103448275862")
if op == "/" and a == 33 and b == 88:
    print("0.375")
if op == "/" and a == 33 and b == 89:
    print("0.3707865168539326")
if op == "/" and a == 33 and b == 90:
    print("0.36666666666666664")
if op == "/" and a == 33 and b == 91:
    print("0.3626373626373626")
if op == "/" and a == 33 and b == 92:
    print("0.358695652173913")
if op == "/" and a == 33 and b == 93:
    print("0.3548387096774194")
if op == "/" and a == 33 and b == 94:
    print("0.35106382978723405")
if op == "/" and a == 33 and b == 95:
    print("0.3473684210526316")
if op == "/" and a == 33 and b == 96:
    print("0.34375")
if op == "/" and a == 33 and b == 97:
    print("0.3402061855670103")
if op == "/" and a == 33 and b == 98:
    print("0.336734693877551")
if op == "/" and a == 33 and b == 99:
    print("0.3333333333333333")
if op == "/" and a == 33 and b == 100:
    print("0.33")
if op == "/" and a == 33 and b == 101:
    print("0.32673267326732675")
if op == "/" and a == 33 and b == 102:
    print("0.3235294117647059")
if op == "/" and a == 33 and b == 103:
    print("0.32038834951456313")
if op == "/" and a == 33 and b == 104:
    print("0.3173076923076923")
if op == "/" and a == 33 and b == 105:
    print("0.3142857142857143")
if op == "/" and a == 33 and b == 106:
    print("0.3113207547169811")
if op == "/" and a == 33 and b == 107:
    print("0.308411214953271")
if op == "/" and a == 33 and b == 108:
    print("0.3055555555555556")
if op == "/" and a == 33 and b == 109:
    print("0.30275229357798167")
if op == "/" and a == 33 and b == 110:
    print("0.3")
if op == "/" and a == 33 and b == 111:
    print("0.2972972972972973")
if op == "/" and a == 33 and b == 112:
    print("0.29464285714285715")
if op == "/" and a == 33 and b == 113:
    print("0.2920353982300885")
if op == "/" and a == 33 and b == 114:
    print("0.2894736842105263")
if op == "/" and a == 33 and b == 115:
    print("0.28695652173913044")
if op == "/" and a == 33 and b == 116:
    print("0.28448275862068967")
if op == "/" and a == 33 and b == 117:
    print("0.28205128205128205")
if op == "/" and a == 33 and b == 118:
    print("0.2796610169491525")
if op == "/" and a == 33 and b == 119:
    print("0.2773109243697479")
if op == "/" and a == 33 and b == 120:
    print("0.275")
if op == "/" and a == 33 and b == 121:
    print("0.2727272727272727")
if op == "/" and a == 33 and b == 122:
    print("0.27049180327868855")
if op == "/" and a == 33 and b == 123:
    print("0.2682926829268293")
if op == "/" and a == 33 and b == 124:
    print("0.2661290322580645")
if op == "/" and a == 33 and b == 125:
    print("0.264")
if op == "/" and a == 33 and b == 126:
    print("0.2619047619047619")
if op == "/" and a == 33 and b == 127:
    print("0.25984251968503935")
if op == "/" and a == 34 and b == 0:
    print("NaN")
if op == "/" and a == 34 and b == 1:
    print("34.0")
if op == "/" and a == 34 and b == 2:
    print("17.0")
if op == "/" and a == 34 and b == 3:
    print("11.333333333333334")
if op == "/" and a == 34 and b == 4:
    print("8.5")
if op == "/" and a == 34 and b == 5:
    print("6.8")
if op == "/" and a == 34 and b == 6:
    print("5.666666666666667")
if op == "/" and a == 34 and b == 7:
    print("4.857142857142857")
if op == "/" and a == 34 and b == 8:
    print("4.25")
if op == "/" and a == 34 and b == 9:
    print("3.7777777777777777")
if op == "/" and a == 34 and b == 10:
    print("3.4")
if op == "/" and a == 34 and b == 11:
    print("3.090909090909091")
if op == "/" and a == 34 and b == 12:
    print("2.8333333333333335")
if op == "/" and a == 34 and b == 13:
    print("2.6153846153846154")
if op == "/" and a == 34 and b == 14:
    print("2.4285714285714284")
if op == "/" and a == 34 and b == 15:
    print("2.2666666666666666")
if op == "/" and a == 34 and b == 16:
    print("2.125")
if op == "/" and a == 34 and b == 17:
    print("2.0")
if op == "/" and a == 34 and b == 18:
    print("1.8888888888888888")
if op == "/" and a == 34 and b == 19:
    print("1.7894736842105263")
if op == "/" and a == 34 and b == 20:
    print("1.7")
if op == "/" and a == 34 and b == 21:
    print("1.619047619047619")
if op == "/" and a == 34 and b == 22:
    print("1.5454545454545454")
if op == "/" and a == 34 and b == 23:
    print("1.4782608695652173")
if op == "/" and a == 34 and b == 24:
    print("1.4166666666666667")
if op == "/" and a == 34 and b == 25:
    print("1.36")
if op == "/" and a == 34 and b == 26:
    print("1.3076923076923077")
if op == "/" and a == 34 and b == 27:
    print("1.2592592592592593")
if op == "/" and a == 34 and b == 28:
    print("1.2142857142857142")
if op == "/" and a == 34 and b == 29:
    print("1.1724137931034482")
if op == "/" and a == 34 and b == 30:
    print("1.1333333333333333")
if op == "/" and a == 34 and b == 31:
    print("1.096774193548387")
if op == "/" and a == 34 and b == 32:
    print("1.0625")
if op == "/" and a == 34 and b == 33:
    print("1.0303030303030303")
if op == "/" and a == 34 and b == 34:
    print("1.0")
if op == "/" and a == 34 and b == 35:
    print("0.9714285714285714")
if op == "/" and a == 34 and b == 36:
    print("0.9444444444444444")
if op == "/" and a == 34 and b == 37:
    print("0.918918918918919")
if op == "/" and a == 34 and b == 38:
    print("0.8947368421052632")
if op == "/" and a == 34 and b == 39:
    print("0.8717948717948718")
if op == "/" and a == 34 and b == 40:
    print("0.85")
if op == "/" and a == 34 and b == 41:
    print("0.8292682926829268")
if op == "/" and a == 34 and b == 42:
    print("0.8095238095238095")
if op == "/" and a == 34 and b == 43:
    print("0.7906976744186046")
if op == "/" and a == 34 and b == 44:
    print("0.7727272727272727")
if op == "/" and a == 34 and b == 45:
    print("0.7555555555555555")
if op == "/" and a == 34 and b == 46:
    print("0.7391304347826086")
if op == "/" and a == 34 and b == 47:
    print("0.723404255319149")
if op == "/" and a == 34 and b == 48:
    print("0.7083333333333334")
if op == "/" and a == 34 and b == 49:
    print("0.6938775510204082")
if op == "/" and a == 34 and b == 50:
    print("0.68")
if op == "/" and a == 34 and b == 51:
    print("0.6666666666666666")
if op == "/" and a == 34 and b == 52:
    print("0.6538461538461539")
if op == "/" and a == 34 and b == 53:
    print("0.6415094339622641")
if op == "/" and a == 34 and b == 54:
    print("0.6296296296296297")
if op == "/" and a == 34 and b == 55:
    print("0.6181818181818182")
if op == "/" and a == 34 and b == 56:
    print("0.6071428571428571")
if op == "/" and a == 34 and b == 57:
    print("0.5964912280701754")
if op == "/" and a == 34 and b == 58:
    print("0.5862068965517241")
if op == "/" and a == 34 and b == 59:
    print("0.576271186440678")
if op == "/" and a == 34 and b == 60:
    print("0.5666666666666667")
if op == "/" and a == 34 and b == 61:
    print("0.5573770491803278")
if op == "/" and a == 34 and b == 62:
    print("0.5483870967741935")
if op == "/" and a == 34 and b == 63:
    print("0.5396825396825397")
if op == "/" and a == 34 and b == 64:
    print("0.53125")
if op == "/" and a == 34 and b == 65:
    print("0.5230769230769231")
if op == "/" and a == 34 and b == 66:
    print("0.5151515151515151")
if op == "/" and a == 34 and b == 67:
    print("0.5074626865671642")
if op == "/" and a == 34 and b == 68:
    print("0.5")
if op == "/" and a == 34 and b == 69:
    print("0.4927536231884058")
if op == "/" and a == 34 and b == 70:
    print("0.4857142857142857")
if op == "/" and a == 34 and b == 71:
    print("0.4788732394366197")
if op == "/" and a == 34 and b == 72:
    print("0.4722222222222222")
if op == "/" and a == 34 and b == 73:
    print("0.4657534246575342")
if op == "/" and a == 34 and b == 74:
    print("0.4594594594594595")
if op == "/" and a == 34 and b == 75:
    print("0.4533333333333333")
if op == "/" and a == 34 and b == 76:
    print("0.4473684210526316")
if op == "/" and a == 34 and b == 77:
    print("0.44155844155844154")
if op == "/" and a == 34 and b == 78:
    print("0.4358974358974359")
if op == "/" and a == 34 and b == 79:
    print("0.43037974683544306")
if op == "/" and a == 34 and b == 80:
    print("0.425")
if op == "/" and a == 34 and b == 81:
    print("0.41975308641975306")
if op == "/" and a == 34 and b == 82:
    print("0.4146341463414634")
if op == "/" and a == 34 and b == 83:
    print("0.40963855421686746")
if op == "/" and a == 34 and b == 84:
    print("0.40476190476190477")
if op == "/" and a == 34 and b == 85:
    print("0.4")
if op == "/" and a == 34 and b == 86:
    print("0.3953488372093023")
if op == "/" and a == 34 and b == 87:
    print("0.39080459770114945")
if op == "/" and a == 34 and b == 88:
    print("0.38636363636363635")
if op == "/" and a == 34 and b == 89:
    print("0.38202247191011235")
if op == "/" and a == 34 and b == 90:
    print("0.37777777777777777")
if op == "/" and a == 34 and b == 91:
    print("0.37362637362637363")
if op == "/" and a == 34 and b == 92:
    print("0.3695652173913043")
if op == "/" and a == 34 and b == 93:
    print("0.3655913978494624")
if op == "/" and a == 34 and b == 94:
    print("0.3617021276595745")
if op == "/" and a == 34 and b == 95:
    print("0.35789473684210527")
if op == "/" and a == 34 and b == 96:
    print("0.3541666666666667")
if op == "/" and a == 34 and b == 97:
    print("0.35051546391752575")
if op == "/" and a == 34 and b == 98:
    print("0.3469387755102041")
if op == "/" and a == 34 and b == 99:
    print("0.3434343434343434")
if op == "/" and a == 34 and b == 100:
    print("0.34")
if op == "/" and a == 34 and b == 101:
    print("0.33663366336633666")
if op == "/" and a == 34 and b == 102:
    print("0.3333333333333333")
if op == "/" and a == 34 and b == 103:
    print("0.3300970873786408")
if op == "/" and a == 34 and b == 104:
    print("0.3269230769230769")
if op == "/" and a == 34 and b == 105:
    print("0.3238095238095238")
if op == "/" and a == 34 and b == 106:
    print("0.32075471698113206")
if op == "/" and a == 34 and b == 107:
    print("0.3177570093457944")
if op == "/" and a == 34 and b == 108:
    print("0.3148148148148148")
if op == "/" and a == 34 and b == 109:
    print("0.3119266055045872")
if op == "/" and a == 34 and b == 110:
    print("0.3090909090909091")
if op == "/" and a == 34 and b == 111:
    print("0.3063063063063063")
if op == "/" and a == 34 and b == 112:
    print("0.30357142857142855")
if op == "/" and a == 34 and b == 113:
    print("0.3008849557522124")
if op == "/" and a == 34 and b == 114:
    print("0.2982456140350877")
if op == "/" and a == 34 and b == 115:
    print("0.2956521739130435")
if op == "/" and a == 34 and b == 116:
    print("0.29310344827586204")
if op == "/" and a == 34 and b == 117:
    print("0.2905982905982906")
if op == "/" and a == 34 and b == 118:
    print("0.288135593220339")
if op == "/" and a == 34 and b == 119:
    print("0.2857142857142857")
if op == "/" and a == 34 and b == 120:
    print("0.2833333333333333")
if op == "/" and a == 34 and b == 121:
    print("0.2809917355371901")
if op == "/" and a == 34 and b == 122:
    print("0.2786885245901639")
if op == "/" and a == 34 and b == 123:
    print("0.2764227642276423")
if op == "/" and a == 34 and b == 124:
    print("0.27419354838709675")
if op == "/" and a == 34 and b == 125:
    print("0.272")
if op == "/" and a == 34 and b == 126:
    print("0.2698412698412698")
if op == "/" and a == 34 and b == 127:
    print("0.2677165354330709")
if op == "/" and a == 35 and b == 0:
    print("NaN")
if op == "/" and a == 35 and b == 1:
    print("35.0")
if op == "/" and a == 35 and b == 2:
    print("17.5")
if op == "/" and a == 35 and b == 3:
    print("11.666666666666666")
if op == "/" and a == 35 and b == 4:
    print("8.75")
if op == "/" and a == 35 and b == 5:
    print("7.0")
if op == "/" and a == 35 and b == 6:
    print("5.833333333333333")
if op == "/" and a == 35 and b == 7:
    print("5.0")
if op == "/" and a == 35 and b == 8:
    print("4.375")
if op == "/" and a == 35 and b == 9:
    print("3.888888888888889")
if op == "/" and a == 35 and b == 10:
    print("3.5")
if op == "/" and a == 35 and b == 11:
    print("3.1818181818181817")
if op == "/" and a == 35 and b == 12:
    print("2.9166666666666665")
if op == "/" and a == 35 and b == 13:
    print("2.6923076923076925")
if op == "/" and a == 35 and b == 14:
    print("2.5")
if op == "/" and a == 35 and b == 15:
    print("2.3333333333333335")
if op == "/" and a == 35 and b == 16:
    print("2.1875")
if op == "/" and a == 35 and b == 17:
    print("2.0588235294117645")
if op == "/" and a == 35 and b == 18:
    print("1.9444444444444444")
if op == "/" and a == 35 and b == 19:
    print("1.8421052631578947")
if op == "/" and a == 35 and b == 20:
    print("1.75")
if op == "/" and a == 35 and b == 21:
    print("1.6666666666666667")
if op == "/" and a == 35 and b == 22:
    print("1.5909090909090908")
if op == "/" and a == 35 and b == 23:
    print("1.5217391304347827")
if op == "/" and a == 35 and b == 24:
    print("1.4583333333333333")
if op == "/" and a == 35 and b == 25:
    print("1.4")
if op == "/" and a == 35 and b == 26:
    print("1.3461538461538463")
if op == "/" and a == 35 and b == 27:
    print("1.2962962962962963")
if op == "/" and a == 35 and b == 28:
    print("1.25")
if op == "/" and a == 35 and b == 29:
    print("1.206896551724138")
if op == "/" and a == 35 and b == 30:
    print("1.1666666666666667")
if op == "/" and a == 35 and b == 31:
    print("1.1290322580645162")
if op == "/" and a == 35 and b == 32:
    print("1.09375")
if op == "/" and a == 35 and b == 33:
    print("1.0606060606060606")
if op == "/" and a == 35 and b == 34:
    print("1.0294117647058822")
if op == "/" and a == 35 and b == 35:
    print("1.0")
if op == "/" and a == 35 and b == 36:
    print("0.9722222222222222")
if op == "/" and a == 35 and b == 37:
    print("0.9459459459459459")
if op == "/" and a == 35 and b == 38:
    print("0.9210526315789473")
if op == "/" and a == 35 and b == 39:
    print("0.8974358974358975")
if op == "/" and a == 35 and b == 40:
    print("0.875")
if op == "/" and a == 35 and b == 41:
    print("0.8536585365853658")
if op == "/" and a == 35 and b == 42:
    print("0.8333333333333334")
if op == "/" and a == 35 and b == 43:
    print("0.813953488372093")
if op == "/" and a == 35 and b == 44:
    print("0.7954545454545454")
if op == "/" and a == 35 and b == 45:
    print("0.7777777777777778")
if op == "/" and a == 35 and b == 46:
    print("0.7608695652173914")
if op == "/" and a == 35 and b == 47:
    print("0.7446808510638298")
if op == "/" and a == 35 and b == 48:
    print("0.7291666666666666")
if op == "/" and a == 35 and b == 49:
    print("0.7142857142857143")
if op == "/" and a == 35 and b == 50:
    print("0.7")
if op == "/" and a == 35 and b == 51:
    print("0.6862745098039216")
if op == "/" and a == 35 and b == 52:
    print("0.6730769230769231")
if op == "/" and a == 35 and b == 53:
    print("0.660377358490566")
if op == "/" and a == 35 and b == 54:
    print("0.6481481481481481")
if op == "/" and a == 35 and b == 55:
    print("0.6363636363636364")
if op == "/" and a == 35 and b == 56:
    print("0.625")
if op == "/" and a == 35 and b == 57:
    print("0.6140350877192983")
if op == "/" and a == 35 and b == 58:
    print("0.603448275862069")
if op == "/" and a == 35 and b == 59:
    print("0.5932203389830508")
if op == "/" and a == 35 and b == 60:
    print("0.5833333333333334")
if op == "/" and a == 35 and b == 61:
    print("0.5737704918032787")
if op == "/" and a == 35 and b == 62:
    print("0.5645161290322581")
if op == "/" and a == 35 and b == 63:
    print("0.5555555555555556")
if op == "/" and a == 35 and b == 64:
    print("0.546875")
if op == "/" and a == 35 and b == 65:
    print("0.5384615384615384")
if op == "/" and a == 35 and b == 66:
    print("0.5303030303030303")
if op == "/" and a == 35 and b == 67:
    print("0.5223880597014925")
if op == "/" and a == 35 and b == 68:
    print("0.5147058823529411")
if op == "/" and a == 35 and b == 69:
    print("0.5072463768115942")
if op == "/" and a == 35 and b == 70:
    print("0.5")
if op == "/" and a == 35 and b == 71:
    print("0.49295774647887325")
if op == "/" and a == 35 and b == 72:
    print("0.4861111111111111")
if op == "/" and a == 35 and b == 73:
    print("0.4794520547945205")
if op == "/" and a == 35 and b == 74:
    print("0.47297297297297297")
if op == "/" and a == 35 and b == 75:
    print("0.4666666666666667")
if op == "/" and a == 35 and b == 76:
    print("0.4605263157894737")
if op == "/" and a == 35 and b == 77:
    print("0.45454545454545453")
if op == "/" and a == 35 and b == 78:
    print("0.44871794871794873")
if op == "/" and a == 35 and b == 79:
    print("0.4430379746835443")
if op == "/" and a == 35 and b == 80:
    print("0.4375")
if op == "/" and a == 35 and b == 81:
    print("0.43209876543209874")
if op == "/" and a == 35 and b == 82:
    print("0.4268292682926829")
if op == "/" and a == 35 and b == 83:
    print("0.42168674698795183")
if op == "/" and a == 35 and b == 84:
    print("0.4166666666666667")
if op == "/" and a == 35 and b == 85:
    print("0.4117647058823529")
if op == "/" and a == 35 and b == 86:
    print("0.4069767441860465")
if op == "/" and a == 35 and b == 87:
    print("0.40229885057471265")
if op == "/" and a == 35 and b == 88:
    print("0.3977272727272727")
if op == "/" and a == 35 and b == 89:
    print("0.39325842696629215")
if op == "/" and a == 35 and b == 90:
    print("0.3888888888888889")
if op == "/" and a == 35 and b == 91:
    print("0.38461538461538464")
if op == "/" and a == 35 and b == 92:
    print("0.3804347826086957")
if op == "/" and a == 35 and b == 93:
    print("0.3763440860215054")
if op == "/" and a == 35 and b == 94:
    print("0.3723404255319149")
if op == "/" and a == 35 and b == 95:
    print("0.3684210526315789")
if op == "/" and a == 35 and b == 96:
    print("0.3645833333333333")
if op == "/" and a == 35 and b == 97:
    print("0.36082474226804123")
if op == "/" and a == 35 and b == 98:
    print("0.35714285714285715")
if op == "/" and a == 35 and b == 99:
    print("0.35353535353535354")
if op == "/" and a == 35 and b == 100:
    print("0.35")
if op == "/" and a == 35 and b == 101:
    print("0.3465346534653465")
if op == "/" and a == 35 and b == 102:
    print("0.3431372549019608")
if op == "/" and a == 35 and b == 103:
    print("0.33980582524271846")
if op == "/" and a == 35 and b == 104:
    print("0.33653846153846156")
if op == "/" and a == 35 and b == 105:
    print("0.3333333333333333")
if op == "/" and a == 35 and b == 106:
    print("0.330188679245283")
if op == "/" and a == 35 and b == 107:
    print("0.32710280373831774")
if op == "/" and a == 35 and b == 108:
    print("0.32407407407407407")
if op == "/" and a == 35 and b == 109:
    print("0.3211009174311927")
if op == "/" and a == 35 and b == 110:
    print("0.3181818181818182")
if op == "/" and a == 35 and b == 111:
    print("0.3153153153153153")
if op == "/" and a == 35 and b == 112:
    print("0.3125")
if op == "/" and a == 35 and b == 113:
    print("0.30973451327433627")
if op == "/" and a == 35 and b == 114:
    print("0.30701754385964913")
if op == "/" and a == 35 and b == 115:
    print("0.30434782608695654")
if op == "/" and a == 35 and b == 116:
    print("0.3017241379310345")
if op == "/" and a == 35 and b == 117:
    print("0.29914529914529914")
if op == "/" and a == 35 and b == 118:
    print("0.2966101694915254")
if op == "/" and a == 35 and b == 119:
    print("0.29411764705882354")
if op == "/" and a == 35 and b == 120:
    print("0.2916666666666667")
if op == "/" and a == 35 and b == 121:
    print("0.2892561983471074")
if op == "/" and a == 35 and b == 122:
    print("0.28688524590163933")
if op == "/" and a == 35 and b == 123:
    print("0.2845528455284553")
if op == "/" and a == 35 and b == 124:
    print("0.28225806451612906")
if op == "/" and a == 35 and b == 125:
    print("0.28")
if op == "/" and a == 35 and b == 126:
    print("0.2777777777777778")
if op == "/" and a == 35 and b == 127:
    print("0.2755905511811024")
if op == "/" and a == 36 and b == 0:
    print("NaN")
if op == "/" and a == 36 and b == 1:
    print("36.0")
if op == "/" and a == 36 and b == 2:
    print("18.0")
if op == "/" and a == 36 and b == 3:
    print("12.0")
if op == "/" and a == 36 and b == 4:
    print("9.0")
if op == "/" and a == 36 and b == 5:
    print("7.2")
if op == "/" and a == 36 and b == 6:
    print("6.0")
if op == "/" and a == 36 and b == 7:
    print("5.142857142857143")
if op == "/" and a == 36 and b == 8:
    print("4.5")
if op == "/" and a == 36 and b == 9:
    print("4.0")
if op == "/" and a == 36 and b == 10:
    print("3.6")
if op == "/" and a == 36 and b == 11:
    print("3.272727272727273")
if op == "/" and a == 36 and b == 12:
    print("3.0")
if op == "/" and a == 36 and b == 13:
    print("2.769230769230769")
if op == "/" and a == 36 and b == 14:
    print("2.5714285714285716")
if op == "/" and a == 36 and b == 15:
    print("2.4")
if op == "/" and a == 36 and b == 16:
    print("2.25")
if op == "/" and a == 36 and b == 17:
    print("2.1176470588235294")
if op == "/" and a == 36 and b == 18:
    print("2.0")
if op == "/" and a == 36 and b == 19:
    print("1.894736842105263")
if op == "/" and a == 36 and b == 20:
    print("1.8")
if op == "/" and a == 36 and b == 21:
    print("1.7142857142857142")
if op == "/" and a == 36 and b == 22:
    print("1.6363636363636365")
if op == "/" and a == 36 and b == 23:
    print("1.565217391304348")
if op == "/" and a == 36 and b == 24:
    print("1.5")
if op == "/" and a == 36 and b == 25:
    print("1.44")
if op == "/" and a == 36 and b == 26:
    print("1.3846153846153846")
if op == "/" and a == 36 and b == 27:
    print("1.3333333333333333")
if op == "/" and a == 36 and b == 28:
    print("1.2857142857142858")
if op == "/" and a == 36 and b == 29:
    print("1.2413793103448276")
if op == "/" and a == 36 and b == 30:
    print("1.2")
if op == "/" and a == 36 and b == 31:
    print("1.1612903225806452")
if op == "/" and a == 36 and b == 32:
    print("1.125")
if op == "/" and a == 36 and b == 33:
    print("1.0909090909090908")
if op == "/" and a == 36 and b == 34:
    print("1.0588235294117647")
if op == "/" and a == 36 and b == 35:
    print("1.0285714285714285")
if op == "/" and a == 36 and b == 36:
    print("1.0")
if op == "/" and a == 36 and b == 37:
    print("0.972972972972973")
if op == "/" and a == 36 and b == 38:
    print("0.9473684210526315")
if op == "/" and a == 36 and b == 39:
    print("0.9230769230769231")
if op == "/" and a == 36 and b == 40:
    print("0.9")
if op == "/" and a == 36 and b == 41:
    print("0.8780487804878049")
if op == "/" and a == 36 and b == 42:
    print("0.8571428571428571")
if op == "/" and a == 36 and b == 43:
    print("0.8372093023255814")
if op == "/" and a == 36 and b == 44:
    print("0.8181818181818182")
if op == "/" and a == 36 and b == 45:
    print("0.8")
if op == "/" and a == 36 and b == 46:
    print("0.782608695652174")
if op == "/" and a == 36 and b == 47:
    print("0.7659574468085106")
if op == "/" and a == 36 and b == 48:
    print("0.75")
if op == "/" and a == 36 and b == 49:
    print("0.7346938775510204")
if op == "/" and a == 36 and b == 50:
    print("0.72")
if op == "/" and a == 36 and b == 51:
    print("0.7058823529411765")
if op == "/" and a == 36 and b == 52:
    print("0.6923076923076923")
if op == "/" and a == 36 and b == 53:
    print("0.6792452830188679")
if op == "/" and a == 36 and b == 54:
    print("0.6666666666666666")
if op == "/" and a == 36 and b == 55:
    print("0.6545454545454545")
if op == "/" and a == 36 and b == 56:
    print("0.6428571428571429")
if op == "/" and a == 36 and b == 57:
    print("0.631578947368421")
if op == "/" and a == 36 and b == 58:
    print("0.6206896551724138")
if op == "/" and a == 36 and b == 59:
    print("0.6101694915254238")
if op == "/" and a == 36 and b == 60:
    print("0.6")
if op == "/" and a == 36 and b == 61:
    print("0.5901639344262295")
if op == "/" and a == 36 and b == 62:
    print("0.5806451612903226")
if op == "/" and a == 36 and b == 63:
    print("0.5714285714285714")
if op == "/" and a == 36 and b == 64:
    print("0.5625")
if op == "/" and a == 36 and b == 65:
    print("0.5538461538461539")
if op == "/" and a == 36 and b == 66:
    print("0.5454545454545454")
if op == "/" and a == 36 and b == 67:
    print("0.5373134328358209")
if op == "/" and a == 36 and b == 68:
    print("0.5294117647058824")
if op == "/" and a == 36 and b == 69:
    print("0.5217391304347826")
if op == "/" and a == 36 and b == 70:
    print("0.5142857142857142")
if op == "/" and a == 36 and b == 71:
    print("0.5070422535211268")
if op == "/" and a == 36 and b == 72:
    print("0.5")
if op == "/" and a == 36 and b == 73:
    print("0.4931506849315068")
if op == "/" and a == 36 and b == 74:
    print("0.4864864864864865")
if op == "/" and a == 36 and b == 75:
    print("0.48")
if op == "/" and a == 36 and b == 76:
    print("0.47368421052631576")
if op == "/" and a == 36 and b == 77:
    print("0.4675324675324675")
if op == "/" and a == 36 and b == 78:
    print("0.46153846153846156")
if op == "/" and a == 36 and b == 79:
    print("0.45569620253164556")
if op == "/" and a == 36 and b == 80:
    print("0.45")
if op == "/" and a == 36 and b == 81:
    print("0.4444444444444444")
if op == "/" and a == 36 and b == 82:
    print("0.43902439024390244")
if op == "/" and a == 36 and b == 83:
    print("0.43373493975903615")
if op == "/" and a == 36 and b == 84:
    print("0.42857142857142855")
if op == "/" and a == 36 and b == 85:
    print("0.4235294117647059")
if op == "/" and a == 36 and b == 86:
    print("0.4186046511627907")
if op == "/" and a == 36 and b == 87:
    print("0.41379310344827586")
if op == "/" and a == 36 and b == 88:
    print("0.4090909090909091")
if op == "/" and a == 36 and b == 89:
    print("0.4044943820224719")
if op == "/" and a == 36 and b == 90:
    print("0.4")
if op == "/" and a == 36 and b == 91:
    print("0.3956043956043956")
if op == "/" and a == 36 and b == 92:
    print("0.391304347826087")
if op == "/" and a == 36 and b == 93:
    print("0.3870967741935484")
if op == "/" and a == 36 and b == 94:
    print("0.3829787234042553")
if op == "/" and a == 36 and b == 95:
    print("0.37894736842105264")
if op == "/" and a == 36 and b == 96:
    print("0.375")
if op == "/" and a == 36 and b == 97:
    print("0.3711340206185567")
if op == "/" and a == 36 and b == 98:
    print("0.3673469387755102")
if op == "/" and a == 36 and b == 99:
    print("0.36363636363636365")
if op == "/" and a == 36 and b == 100:
    print("0.36")
if op == "/" and a == 36 and b == 101:
    print("0.3564356435643564")
if op == "/" and a == 36 and b == 102:
    print("0.35294117647058826")
if op == "/" and a == 36 and b == 103:
    print("0.34951456310679613")
if op == "/" and a == 36 and b == 104:
    print("0.34615384615384615")
if op == "/" and a == 36 and b == 105:
    print("0.34285714285714286")
if op == "/" and a == 36 and b == 106:
    print("0.33962264150943394")
if op == "/" and a == 36 and b == 107:
    print("0.3364485981308411")
if op == "/" and a == 36 and b == 108:
    print("0.3333333333333333")
if op == "/" and a == 36 and b == 109:
    print("0.3302752293577982")
if op == "/" and a == 36 and b == 110:
    print("0.32727272727272727")
if op == "/" and a == 36 and b == 111:
    print("0.32432432432432434")
if op == "/" and a == 36 and b == 112:
    print("0.32142857142857145")
if op == "/" and a == 36 and b == 113:
    print("0.3185840707964602")
if op == "/" and a == 36 and b == 114:
    print("0.3157894736842105")
if op == "/" and a == 36 and b == 115:
    print("0.3130434782608696")
if op == "/" and a == 36 and b == 116:
    print("0.3103448275862069")
if op == "/" and a == 36 and b == 117:
    print("0.3076923076923077")
if op == "/" and a == 36 and b == 118:
    print("0.3050847457627119")
if op == "/" and a == 36 and b == 119:
    print("0.3025210084033613")
if op == "/" and a == 36 and b == 120:
    print("0.3")
if op == "/" and a == 36 and b == 121:
    print("0.2975206611570248")
if op == "/" and a == 36 and b == 122:
    print("0.29508196721311475")
if op == "/" and a == 36 and b == 123:
    print("0.2926829268292683")
if op == "/" and a == 36 and b == 124:
    print("0.2903225806451613")
if op == "/" and a == 36 and b == 125:
    print("0.288")
if op == "/" and a == 36 and b == 126:
    print("0.2857142857142857")
if op == "/" and a == 36 and b == 127:
    print("0.28346456692913385")
if op == "/" and a == 37 and b == 0:
    print("NaN")
if op == "/" and a == 37 and b == 1:
    print("37.0")
if op == "/" and a == 37 and b == 2:
    print("18.5")
if op == "/" and a == 37 and b == 3:
    print("12.333333333333334")
if op == "/" and a == 37 and b == 4:
    print("9.25")
if op == "/" and a == 37 and b == 5:
    print("7.4")
if op == "/" and a == 37 and b == 6:
    print("6.166666666666667")
if op == "/" and a == 37 and b == 7:
    print("5.285714285714286")
if op == "/" and a == 37 and b == 8:
    print("4.625")
if op == "/" and a == 37 and b == 9:
    print("4.111111111111111")
if op == "/" and a == 37 and b == 10:
    print("3.7")
if op == "/" and a == 37 and b == 11:
    print("3.3636363636363638")
if op == "/" and a == 37 and b == 12:
    print("3.0833333333333335")
if op == "/" and a == 37 and b == 13:
    print("2.8461538461538463")
if op == "/" and a == 37 and b == 14:
    print("2.642857142857143")
if op == "/" and a == 37 and b == 15:
    print("2.466666666666667")
if op == "/" and a == 37 and b == 16:
    print("2.3125")
if op == "/" and a == 37 and b == 17:
    print("2.176470588235294")
if op == "/" and a == 37 and b == 18:
    print("2.0555555555555554")
if op == "/" and a == 37 and b == 19:
    print("1.9473684210526316")
if op == "/" and a == 37 and b == 20:
    print("1.85")
if op == "/" and a == 37 and b == 21:
    print("1.7619047619047619")
if op == "/" and a == 37 and b == 22:
    print("1.6818181818181819")
if op == "/" and a == 37 and b == 23:
    print("1.608695652173913")
if op == "/" and a == 37 and b == 24:
    print("1.5416666666666667")
if op == "/" and a == 37 and b == 25:
    print("1.48")
if op == "/" and a == 37 and b == 26:
    print("1.4230769230769231")
if op == "/" and a == 37 and b == 27:
    print("1.3703703703703705")
if op == "/" and a == 37 and b == 28:
    print("1.3214285714285714")
if op == "/" and a == 37 and b == 29:
    print("1.2758620689655173")
if op == "/" and a == 37 and b == 30:
    print("1.2333333333333334")
if op == "/" and a == 37 and b == 31:
    print("1.1935483870967742")
if op == "/" and a == 37 and b == 32:
    print("1.15625")
if op == "/" and a == 37 and b == 33:
    print("1.121212121212121")
if op == "/" and a == 37 and b == 34:
    print("1.088235294117647")
if op == "/" and a == 37 and b == 35:
    print("1.0571428571428572")
if op == "/" and a == 37 and b == 36:
    print("1.0277777777777777")
if op == "/" and a == 37 and b == 37:
    print("1.0")
if op == "/" and a == 37 and b == 38:
    print("0.9736842105263158")
if op == "/" and a == 37 and b == 39:
    print("0.9487179487179487")
if op == "/" and a == 37 and b == 40:
    print("0.925")
if op == "/" and a == 37 and b == 41:
    print("0.9024390243902439")
if op == "/" and a == 37 and b == 42:
    print("0.8809523809523809")
if op == "/" and a == 37 and b == 43:
    print("0.8604651162790697")
if op == "/" and a == 37 and b == 44:
    print("0.8409090909090909")
if op == "/" and a == 37 and b == 45:
    print("0.8222222222222222")
if op == "/" and a == 37 and b == 46:
    print("0.8043478260869565")
if op == "/" and a == 37 and b == 47:
    print("0.7872340425531915")
if op == "/" and a == 37 and b == 48:
    print("0.7708333333333334")
if op == "/" and a == 37 and b == 49:
    print("0.7551020408163265")
if op == "/" and a == 37 and b == 50:
    print("0.74")
if op == "/" and a == 37 and b == 51:
    print("0.7254901960784313")
if op == "/" and a == 37 and b == 52:
    print("0.7115384615384616")
if op == "/" and a == 37 and b == 53:
    print("0.6981132075471698")
if op == "/" and a == 37 and b == 54:
    print("0.6851851851851852")
if op == "/" and a == 37 and b == 55:
    print("0.6727272727272727")
if op == "/" and a == 37 and b == 56:
    print("0.6607142857142857")
if op == "/" and a == 37 and b == 57:
    print("0.6491228070175439")
if op == "/" and a == 37 and b == 58:
    print("0.6379310344827587")
if op == "/" and a == 37 and b == 59:
    print("0.6271186440677966")
if op == "/" and a == 37 and b == 60:
    print("0.6166666666666667")
if op == "/" and a == 37 and b == 61:
    print("0.6065573770491803")
if op == "/" and a == 37 and b == 62:
    print("0.5967741935483871")
if op == "/" and a == 37 and b == 63:
    print("0.5873015873015873")
if op == "/" and a == 37 and b == 64:
    print("0.578125")
if op == "/" and a == 37 and b == 65:
    print("0.5692307692307692")
if op == "/" and a == 37 and b == 66:
    print("0.5606060606060606")
if op == "/" and a == 37 and b == 67:
    print("0.5522388059701493")
if op == "/" and a == 37 and b == 68:
    print("0.5441176470588235")
if op == "/" and a == 37 and b == 69:
    print("0.5362318840579711")
if op == "/" and a == 37 and b == 70:
    print("0.5285714285714286")
if op == "/" and a == 37 and b == 71:
    print("0.5211267605633803")
if op == "/" and a == 37 and b == 72:
    print("0.5138888888888888")
if op == "/" and a == 37 and b == 73:
    print("0.5068493150684932")
if op == "/" and a == 37 and b == 74:
    print("0.5")
if op == "/" and a == 37 and b == 75:
    print("0.49333333333333335")
if op == "/" and a == 37 and b == 76:
    print("0.4868421052631579")
if op == "/" and a == 37 and b == 77:
    print("0.4805194805194805")
if op == "/" and a == 37 and b == 78:
    print("0.47435897435897434")
if op == "/" and a == 37 and b == 79:
    print("0.46835443037974683")
if op == "/" and a == 37 and b == 80:
    print("0.4625")
if op == "/" and a == 37 and b == 81:
    print("0.4567901234567901")
if op == "/" and a == 37 and b == 82:
    print("0.45121951219512196")
if op == "/" and a == 37 and b == 83:
    print("0.4457831325301205")
if op == "/" and a == 37 and b == 84:
    print("0.44047619047619047")
if op == "/" and a == 37 and b == 85:
    print("0.43529411764705883")
if op == "/" and a == 37 and b == 86:
    print("0.43023255813953487")
if op == "/" and a == 37 and b == 87:
    print("0.42528735632183906")
if op == "/" and a == 37 and b == 88:
    print("0.42045454545454547")
if op == "/" and a == 37 and b == 89:
    print("0.4157303370786517")
if op == "/" and a == 37 and b == 90:
    print("0.4111111111111111")
if op == "/" and a == 37 and b == 91:
    print("0.4065934065934066")
if op == "/" and a == 37 and b == 92:
    print("0.40217391304347827")
if op == "/" and a == 37 and b == 93:
    print("0.3978494623655914")
if op == "/" and a == 37 and b == 94:
    print("0.39361702127659576")
if op == "/" and a == 37 and b == 95:
    print("0.3894736842105263")
if op == "/" and a == 37 and b == 96:
    print("0.3854166666666667")
if op == "/" and a == 37 and b == 97:
    print("0.38144329896907214")
if op == "/" and a == 37 and b == 98:
    print("0.37755102040816324")
if op == "/" and a == 37 and b == 99:
    print("0.37373737373737376")
if op == "/" and a == 37 and b == 100:
    print("0.37")
if op == "/" and a == 37 and b == 101:
    print("0.36633663366336633")
if op == "/" and a == 37 and b == 102:
    print("0.3627450980392157")
if op == "/" and a == 37 and b == 103:
    print("0.3592233009708738")
if op == "/" and a == 37 and b == 104:
    print("0.3557692307692308")
if op == "/" and a == 37 and b == 105:
    print("0.3523809523809524")
if op == "/" and a == 37 and b == 106:
    print("0.3490566037735849")
if op == "/" and a == 37 and b == 107:
    print("0.34579439252336447")
if op == "/" and a == 37 and b == 108:
    print("0.3425925925925926")
if op == "/" and a == 37 and b == 109:
    print("0.3394495412844037")
if op == "/" and a == 37 and b == 110:
    print("0.33636363636363636")
if op == "/" and a == 37 and b == 111:
    print("0.3333333333333333")
if op == "/" and a == 37 and b == 112:
    print("0.33035714285714285")
if op == "/" and a == 37 and b == 113:
    print("0.3274336283185841")
if op == "/" and a == 37 and b == 114:
    print("0.32456140350877194")
if op == "/" and a == 37 and b == 115:
    print("0.3217391304347826")
if op == "/" and a == 37 and b == 116:
    print("0.31896551724137934")
if op == "/" and a == 37 and b == 117:
    print("0.3162393162393162")
if op == "/" and a == 37 and b == 118:
    print("0.3135593220338983")
if op == "/" and a == 37 and b == 119:
    print("0.31092436974789917")
if op == "/" and a == 37 and b == 120:
    print("0.30833333333333335")
if op == "/" and a == 37 and b == 121:
    print("0.30578512396694213")
if op == "/" and a == 37 and b == 122:
    print("0.30327868852459017")
if op == "/" and a == 37 and b == 123:
    print("0.3008130081300813")
if op == "/" and a == 37 and b == 124:
    print("0.29838709677419356")
if op == "/" and a == 37 and b == 125:
    print("0.296")
if op == "/" and a == 37 and b == 126:
    print("0.29365079365079366")
if op == "/" and a == 37 and b == 127:
    print("0.29133858267716534")
if op == "/" and a == 38 and b == 0:
    print("NaN")
if op == "/" and a == 38 and b == 1:
    print("38.0")
if op == "/" and a == 38 and b == 2:
    print("19.0")
if op == "/" and a == 38 and b == 3:
    print("12.666666666666666")
if op == "/" and a == 38 and b == 4:
    print("9.5")
if op == "/" and a == 38 and b == 5:
    print("7.6")
if op == "/" and a == 38 and b == 6:
    print("6.333333333333333")
if op == "/" and a == 38 and b == 7:
    print("5.428571428571429")
if op == "/" and a == 38 and b == 8:
    print("4.75")
if op == "/" and a == 38 and b == 9:
    print("4.222222222222222")
if op == "/" and a == 38 and b == 10:
    print("3.8")
if op == "/" and a == 38 and b == 11:
    print("3.4545454545454546")
if op == "/" and a == 38 and b == 12:
    print("3.1666666666666665")
if op == "/" and a == 38 and b == 13:
    print("2.923076923076923")
if op == "/" and a == 38 and b == 14:
    print("2.7142857142857144")
if op == "/" and a == 38 and b == 15:
    print("2.533333333333333")
if op == "/" and a == 38 and b == 16:
    print("2.375")
if op == "/" and a == 38 and b == 17:
    print("2.235294117647059")
if op == "/" and a == 38 and b == 18:
    print("2.111111111111111")
if op == "/" and a == 38 and b == 19:
    print("2.0")
if op == "/" and a == 38 and b == 20:
    print("1.9")
if op == "/" and a == 38 and b == 21:
    print("1.8095238095238095")
if op == "/" and a == 38 and b == 22:
    print("1.7272727272727273")
if op == "/" and a == 38 and b == 23:
    print("1.6521739130434783")
if op == "/" and a == 38 and b == 24:
    print("1.5833333333333333")
if op == "/" and a == 38 and b == 25:
    print("1.52")
if op == "/" and a == 38 and b == 26:
    print("1.4615384615384615")
if op == "/" and a == 38 and b == 27:
    print("1.4074074074074074")
if op == "/" and a == 38 and b == 28:
    print("1.3571428571428572")
if op == "/" and a == 38 and b == 29:
    print("1.3103448275862069")
if op == "/" and a == 38 and b == 30:
    print("1.2666666666666666")
if op == "/" and a == 38 and b == 31:
    print("1.2258064516129032")
if op == "/" and a == 38 and b == 32:
    print("1.1875")
if op == "/" and a == 38 and b == 33:
    print("1.1515151515151516")
if op == "/" and a == 38 and b == 34:
    print("1.1176470588235294")
if op == "/" and a == 38 and b == 35:
    print("1.0857142857142856")
if op == "/" and a == 38 and b == 36:
    print("1.0555555555555556")
if op == "/" and a == 38 and b == 37:
    print("1.027027027027027")
if op == "/" and a == 38 and b == 38:
    print("1.0")
if op == "/" and a == 38 and b == 39:
    print("0.9743589743589743")
if op == "/" and a == 38 and b == 40:
    print("0.95")
if op == "/" and a == 38 and b == 41:
    print("0.926829268292683")
if op == "/" and a == 38 and b == 42:
    print("0.9047619047619048")
if op == "/" and a == 38 and b == 43:
    print("0.8837209302325582")
if op == "/" and a == 38 and b == 44:
    print("0.8636363636363636")
if op == "/" and a == 38 and b == 45:
    print("0.8444444444444444")
if op == "/" and a == 38 and b == 46:
    print("0.8260869565217391")
if op == "/" and a == 38 and b == 47:
    print("0.8085106382978723")
if op == "/" and a == 38 and b == 48:
    print("0.7916666666666666")
if op == "/" and a == 38 and b == 49:
    print("0.7755102040816326")
if op == "/" and a == 38 and b == 50:
    print("0.76")
if op == "/" and a == 38 and b == 51:
    print("0.7450980392156863")
if op == "/" and a == 38 and b == 52:
    print("0.7307692307692307")
if op == "/" and a == 38 and b == 53:
    print("0.7169811320754716")
if op == "/" and a == 38 and b == 54:
    print("0.7037037037037037")
if op == "/" and a == 38 and b == 55:
    print("0.6909090909090909")
if op == "/" and a == 38 and b == 56:
    print("0.6785714285714286")
if op == "/" and a == 38 and b == 57:
    print("0.6666666666666666")
if op == "/" and a == 38 and b == 58:
    print("0.6551724137931034")
if op == "/" and a == 38 and b == 59:
    print("0.6440677966101694")
if op == "/" and a == 38 and b == 60:
    print("0.6333333333333333")
if op == "/" and a == 38 and b == 61:
    print("0.6229508196721312")
if op == "/" and a == 38 and b == 62:
    print("0.6129032258064516")
if op == "/" and a == 38 and b == 63:
    print("0.6031746031746031")
if op == "/" and a == 38 and b == 64:
    print("0.59375")
if op == "/" and a == 38 and b == 65:
    print("0.5846153846153846")
if op == "/" and a == 38 and b == 66:
    print("0.5757575757575758")
if op == "/" and a == 38 and b == 67:
    print("0.5671641791044776")
if op == "/" and a == 38 and b == 68:
    print("0.5588235294117647")
if op == "/" and a == 38 and b == 69:
    print("0.5507246376811594")
if op == "/" and a == 38 and b == 70:
    print("0.5428571428571428")
if op == "/" and a == 38 and b == 71:
    print("0.5352112676056338")
if op == "/" and a == 38 and b == 72:
    print("0.5277777777777778")
if op == "/" and a == 38 and b == 73:
    print("0.5205479452054794")
if op == "/" and a == 38 and b == 74:
    print("0.5135135135135135")
if op == "/" and a == 38 and b == 75:
    print("0.5066666666666667")
if op == "/" and a == 38 and b == 76:
    print("0.5")
if op == "/" and a == 38 and b == 77:
    print("0.4935064935064935")
if op == "/" and a == 38 and b == 78:
    print("0.48717948717948717")
if op == "/" and a == 38 and b == 79:
    print("0.4810126582278481")
if op == "/" and a == 38 and b == 80:
    print("0.475")
if op == "/" and a == 38 and b == 81:
    print("0.4691358024691358")
if op == "/" and a == 38 and b == 82:
    print("0.4634146341463415")
if op == "/" and a == 38 and b == 83:
    print("0.4578313253012048")
if op == "/" and a == 38 and b == 84:
    print("0.4523809523809524")
if op == "/" and a == 38 and b == 85:
    print("0.4470588235294118")
if op == "/" and a == 38 and b == 86:
    print("0.4418604651162791")
if op == "/" and a == 38 and b == 87:
    print("0.4367816091954023")
if op == "/" and a == 38 and b == 88:
    print("0.4318181818181818")
if op == "/" and a == 38 and b == 89:
    print("0.42696629213483145")
if op == "/" and a == 38 and b == 90:
    print("0.4222222222222222")
if op == "/" and a == 38 and b == 91:
    print("0.4175824175824176")
if op == "/" and a == 38 and b == 92:
    print("0.41304347826086957")
if op == "/" and a == 38 and b == 93:
    print("0.40860215053763443")
if op == "/" and a == 38 and b == 94:
    print("0.40425531914893614")
if op == "/" and a == 38 and b == 95:
    print("0.4")
if op == "/" and a == 38 and b == 96:
    print("0.3958333333333333")
if op == "/" and a == 38 and b == 97:
    print("0.3917525773195876")
if op == "/" and a == 38 and b == 98:
    print("0.3877551020408163")
if op == "/" and a == 38 and b == 99:
    print("0.3838383838383838")
if op == "/" and a == 38 and b == 100:
    print("0.38")
if op == "/" and a == 38 and b == 101:
    print("0.37623762376237624")
if op == "/" and a == 38 and b == 102:
    print("0.37254901960784315")
if op == "/" and a == 38 and b == 103:
    print("0.36893203883495146")
if op == "/" and a == 38 and b == 104:
    print("0.36538461538461536")
if op == "/" and a == 38 and b == 105:
    print("0.3619047619047619")
if op == "/" and a == 38 and b == 106:
    print("0.3584905660377358")
if op == "/" and a == 38 and b == 107:
    print("0.35514018691588783")
if op == "/" and a == 38 and b == 108:
    print("0.35185185185185186")
if op == "/" and a == 38 and b == 109:
    print("0.3486238532110092")
if op == "/" and a == 38 and b == 110:
    print("0.34545454545454546")
if op == "/" and a == 38 and b == 111:
    print("0.34234234234234234")
if op == "/" and a == 38 and b == 112:
    print("0.3392857142857143")
if op == "/" and a == 38 and b == 113:
    print("0.336283185840708")
if op == "/" and a == 38 and b == 114:
    print("0.3333333333333333")
if op == "/" and a == 38 and b == 115:
    print("0.33043478260869563")
if op == "/" and a == 38 and b == 116:
    print("0.3275862068965517")
if op == "/" and a == 38 and b == 117:
    print("0.3247863247863248")
if op == "/" and a == 38 and b == 118:
    print("0.3220338983050847")
if op == "/" and a == 38 and b == 119:
    print("0.31932773109243695")
if op == "/" and a == 38 and b == 120:
    print("0.31666666666666665")
if op == "/" and a == 38 and b == 121:
    print("0.3140495867768595")
if op == "/" and a == 38 and b == 122:
    print("0.3114754098360656")
if op == "/" and a == 38 and b == 123:
    print("0.3089430894308943")
if op == "/" and a == 38 and b == 124:
    print("0.3064516129032258")
if op == "/" and a == 38 and b == 125:
    print("0.304")
if op == "/" and a == 38 and b == 126:
    print("0.30158730158730157")
if op == "/" and a == 38 and b == 127:
    print("0.2992125984251969")
if op == "/" and a == 39 and b == 0:
    print("NaN")
if op == "/" and a == 39 and b == 1:
    print("39.0")
if op == "/" and a == 39 and b == 2:
    print("19.5")
if op == "/" and a == 39 and b == 3:
    print("13.0")
if op == "/" and a == 39 and b == 4:
    print("9.75")
if op == "/" and a == 39 and b == 5:
    print("7.8")
if op == "/" and a == 39 and b == 6:
    print("6.5")
if op == "/" and a == 39 and b == 7:
    print("5.571428571428571")
if op == "/" and a == 39 and b == 8:
    print("4.875")
if op == "/" and a == 39 and b == 9:
    print("4.333333333333333")
if op == "/" and a == 39 and b == 10:
    print("3.9")
if op == "/" and a == 39 and b == 11:
    print("3.5454545454545454")
if op == "/" and a == 39 and b == 12:
    print("3.25")
if op == "/" and a == 39 and b == 13:
    print("3.0")
if op == "/" and a == 39 and b == 14:
    print("2.7857142857142856")
if op == "/" and a == 39 and b == 15:
    print("2.6")
if op == "/" and a == 39 and b == 16:
    print("2.4375")
if op == "/" and a == 39 and b == 17:
    print("2.2941176470588234")
if op == "/" and a == 39 and b == 18:
    print("2.1666666666666665")
if op == "/" and a == 39 and b == 19:
    print("2.0526315789473686")
if op == "/" and a == 39 and b == 20:
    print("1.95")
if op == "/" and a == 39 and b == 21:
    print("1.8571428571428572")
if op == "/" and a == 39 and b == 22:
    print("1.7727272727272727")
if op == "/" and a == 39 and b == 23:
    print("1.6956521739130435")
if op == "/" and a == 39 and b == 24:
    print("1.625")
if op == "/" and a == 39 and b == 25:
    print("1.56")
if op == "/" and a == 39 and b == 26:
    print("1.5")
if op == "/" and a == 39 and b == 27:
    print("1.4444444444444444")
if op == "/" and a == 39 and b == 28:
    print("1.3928571428571428")
if op == "/" and a == 39 and b == 29:
    print("1.3448275862068966")
if op == "/" and a == 39 and b == 30:
    print("1.3")
if op == "/" and a == 39 and b == 31:
    print("1.2580645161290323")
if op == "/" and a == 39 and b == 32:
    print("1.21875")
if op == "/" and a == 39 and b == 33:
    print("1.1818181818181819")
if op == "/" and a == 39 and b == 34:
    print("1.1470588235294117")
if op == "/" and a == 39 and b == 35:
    print("1.1142857142857143")
if op == "/" and a == 39 and b == 36:
    print("1.0833333333333333")
if op == "/" and a == 39 and b == 37:
    print("1.054054054054054")
if op == "/" and a == 39 and b == 38:
    print("1.0263157894736843")
if op == "/" and a == 39 and b == 39:
    print("1.0")
if op == "/" and a == 39 and b == 40:
    print("0.975")
if op == "/" and a == 39 and b == 41:
    print("0.9512195121951219")
if op == "/" and a == 39 and b == 42:
    print("0.9285714285714286")
if op == "/" and a == 39 and b == 43:
    print("0.9069767441860465")
if op == "/" and a == 39 and b == 44:
    print("0.8863636363636364")
if op == "/" and a == 39 and b == 45:
    print("0.8666666666666667")
if op == "/" and a == 39 and b == 46:
    print("0.8478260869565217")
if op == "/" and a == 39 and b == 47:
    print("0.8297872340425532")
if op == "/" and a == 39 and b == 48:
    print("0.8125")
if op == "/" and a == 39 and b == 49:
    print("0.7959183673469388")
if op == "/" and a == 39 and b == 50:
    print("0.78")
if op == "/" and a == 39 and b == 51:
    print("0.7647058823529411")
if op == "/" and a == 39 and b == 52:
    print("0.75")
if op == "/" and a == 39 and b == 53:
    print("0.7358490566037735")
if op == "/" and a == 39 and b == 54:
    print("0.7222222222222222")
if op == "/" and a == 39 and b == 55:
    print("0.7090909090909091")
if op == "/" and a == 39 and b == 56:
    print("0.6964285714285714")
if op == "/" and a == 39 and b == 57:
    print("0.6842105263157895")
if op == "/" and a == 39 and b == 58:
    print("0.6724137931034483")
if op == "/" and a == 39 and b == 59:
    print("0.6610169491525424")
if op == "/" and a == 39 and b == 60:
    print("0.65")
if op == "/" and a == 39 and b == 61:
    print("0.639344262295082")
if op == "/" and a == 39 and b == 62:
    print("0.6290322580645161")
if op == "/" and a == 39 and b == 63:
    print("0.6190476190476191")
if op == "/" and a == 39 and b == 64:
    print("0.609375")
if op == "/" and a == 39 and b == 65:
    print("0.6")
if op == "/" and a == 39 and b == 66:
    print("0.5909090909090909")
if op == "/" and a == 39 and b == 67:
    print("0.582089552238806")
if op == "/" and a == 39 and b == 68:
    print("0.5735294117647058")
if op == "/" and a == 39 and b == 69:
    print("0.5652173913043478")
if op == "/" and a == 39 and b == 70:
    print("0.5571428571428572")
if op == "/" and a == 39 and b == 71:
    print("0.5492957746478874")
if op == "/" and a == 39 and b == 72:
    print("0.5416666666666666")
if op == "/" and a == 39 and b == 73:
    print("0.5342465753424658")
if op == "/" and a == 39 and b == 74:
    print("0.527027027027027")
if op == "/" and a == 39 and b == 75:
    print("0.52")
if op == "/" and a == 39 and b == 76:
    print("0.5131578947368421")
if op == "/" and a == 39 and b == 77:
    print("0.5064935064935064")
if op == "/" and a == 39 and b == 78:
    print("0.5")
if op == "/" and a == 39 and b == 79:
    print("0.4936708860759494")
if op == "/" and a == 39 and b == 80:
    print("0.4875")
if op == "/" and a == 39 and b == 81:
    print("0.48148148148148145")
if op == "/" and a == 39 and b == 82:
    print("0.47560975609756095")
if op == "/" and a == 39 and b == 83:
    print("0.46987951807228917")
if op == "/" and a == 39 and b == 84:
    print("0.4642857142857143")
if op == "/" and a == 39 and b == 85:
    print("0.4588235294117647")
if op == "/" and a == 39 and b == 86:
    print("0.45348837209302323")
if op == "/" and a == 39 and b == 87:
    print("0.4482758620689655")
if op == "/" and a == 39 and b == 88:
    print("0.4431818181818182")
if op == "/" and a == 39 and b == 89:
    print("0.43820224719101125")
if op == "/" and a == 39 and b == 90:
    print("0.43333333333333335")
if op == "/" and a == 39 and b == 91:
    print("0.42857142857142855")
if op == "/" and a == 39 and b == 92:
    print("0.42391304347826086")
if op == "/" and a == 39 and b == 93:
    print("0.41935483870967744")
if op == "/" and a == 39 and b == 94:
    print("0.4148936170212766")
if op == "/" and a == 39 and b == 95:
    print("0.4105263157894737")
if op == "/" and a == 39 and b == 96:
    print("0.40625")
if op == "/" and a == 39 and b == 97:
    print("0.4020618556701031")
if op == "/" and a == 39 and b == 98:
    print("0.3979591836734694")
if op == "/" and a == 39 and b == 99:
    print("0.3939393939393939")
if op == "/" and a == 39 and b == 100:
    print("0.39")
if op == "/" and a == 39 and b == 101:
    print("0.38613861386138615")
if op == "/" and a == 39 and b == 102:
    print("0.38235294117647056")
if op == "/" and a == 39 and b == 103:
    print("0.3786407766990291")
if op == "/" and a == 39 and b == 104:
    print("0.375")
if op == "/" and a == 39 and b == 105:
    print("0.37142857142857144")
if op == "/" and a == 39 and b == 106:
    print("0.36792452830188677")
if op == "/" and a == 39 and b == 107:
    print("0.3644859813084112")
if op == "/" and a == 39 and b == 108:
    print("0.3611111111111111")
if op == "/" and a == 39 and b == 109:
    print("0.3577981651376147")
if op == "/" and a == 39 and b == 110:
    print("0.35454545454545455")
if op == "/" and a == 39 and b == 111:
    print("0.35135135135135137")
if op == "/" and a == 39 and b == 112:
    print("0.3482142857142857")
if op == "/" and a == 39 and b == 113:
    print("0.34513274336283184")
if op == "/" and a == 39 and b == 114:
    print("0.34210526315789475")
if op == "/" and a == 39 and b == 115:
    print("0.3391304347826087")
if op == "/" and a == 39 and b == 116:
    print("0.33620689655172414")
if op == "/" and a == 39 and b == 117:
    print("0.3333333333333333")
if op == "/" and a == 39 and b == 118:
    print("0.3305084745762712")
if op == "/" and a == 39 and b == 119:
    print("0.3277310924369748")
if op == "/" and a == 39 and b == 120:
    print("0.325")
if op == "/" and a == 39 and b == 121:
    print("0.32231404958677684")
if op == "/" and a == 39 and b == 122:
    print("0.319672131147541")
if op == "/" and a == 39 and b == 123:
    print("0.3170731707317073")
if op == "/" and a == 39 and b == 124:
    print("0.31451612903225806")
if op == "/" and a == 39 and b == 125:
    print("0.312")
if op == "/" and a == 39 and b == 126:
    print("0.30952380952380953")
if op == "/" and a == 39 and b == 127:
    print("0.30708661417322836")
if op == "/" and a == 40 and b == 0:
    print("NaN")
if op == "/" and a == 40 and b == 1:
    print("40.0")
if op == "/" and a == 40 and b == 2:
    print("20.0")
if op == "/" and a == 40 and b == 3:
    print("13.333333333333334")
if op == "/" and a == 40 and b == 4:
    print("10.0")
if op == "/" and a == 40 and b == 5:
    print("8.0")
if op == "/" and a == 40 and b == 6:
    print("6.666666666666667")
if op == "/" and a == 40 and b == 7:
    print("5.714285714285714")
if op == "/" and a == 40 and b == 8:
    print("5.0")
if op == "/" and a == 40 and b == 9:
    print("4.444444444444445")
if op == "/" and a == 40 and b == 10:
    print("4.0")
if op == "/" and a == 40 and b == 11:
    print("3.6363636363636362")
if op == "/" and a == 40 and b == 12:
    print("3.3333333333333335")
if op == "/" and a == 40 and b == 13:
    print("3.076923076923077")
if op == "/" and a == 40 and b == 14:
    print("2.857142857142857")
if op == "/" and a == 40 and b == 15:
    print("2.6666666666666665")
if op == "/" and a == 40 and b == 16:
    print("2.5")
if op == "/" and a == 40 and b == 17:
    print("2.3529411764705883")
if op == "/" and a == 40 and b == 18:
    print("2.2222222222222223")
if op == "/" and a == 40 and b == 19:
    print("2.1052631578947367")
if op == "/" and a == 40 and b == 20:
    print("2.0")
if op == "/" and a == 40 and b == 21:
    print("1.9047619047619047")
if op == "/" and a == 40 and b == 22:
    print("1.8181818181818181")
if op == "/" and a == 40 and b == 23:
    print("1.7391304347826086")
if op == "/" and a == 40 and b == 24:
    print("1.6666666666666667")
if op == "/" and a == 40 and b == 25:
    print("1.6")
if op == "/" and a == 40 and b == 26:
    print("1.5384615384615385")
if op == "/" and a == 40 and b == 27:
    print("1.4814814814814814")
if op == "/" and a == 40 and b == 28:
    print("1.4285714285714286")
if op == "/" and a == 40 and b == 29:
    print("1.3793103448275863")
if op == "/" and a == 40 and b == 30:
    print("1.3333333333333333")
if op == "/" and a == 40 and b == 31:
    print("1.2903225806451613")
if op == "/" and a == 40 and b == 32:
    print("1.25")
if op == "/" and a == 40 and b == 33:
    print("1.2121212121212122")
if op == "/" and a == 40 and b == 34:
    print("1.1764705882352942")
if op == "/" and a == 40 and b == 35:
    print("1.1428571428571428")
if op == "/" and a == 40 and b == 36:
    print("1.1111111111111112")
if op == "/" and a == 40 and b == 37:
    print("1.0810810810810811")
if op == "/" and a == 40 and b == 38:
    print("1.0526315789473684")
if op == "/" and a == 40 and b == 39:
    print("1.0256410256410255")
if op == "/" and a == 40 and b == 40:
    print("1.0")
if op == "/" and a == 40 and b == 41:
    print("0.975609756097561")
if op == "/" and a == 40 and b == 42:
    print("0.9523809523809523")
if op == "/" and a == 40 and b == 43:
    print("0.9302325581395349")
if op == "/" and a == 40 and b == 44:
    print("0.9090909090909091")
if op == "/" and a == 40 and b == 45:
    print("0.8888888888888888")
if op == "/" and a == 40 and b == 46:
    print("0.8695652173913043")
if op == "/" and a == 40 and b == 47:
    print("0.851063829787234")
if op == "/" and a == 40 and b == 48:
    print("0.8333333333333334")
if op == "/" and a == 40 and b == 49:
    print("0.8163265306122449")
if op == "/" and a == 40 and b == 50:
    print("0.8")
if op == "/" and a == 40 and b == 51:
    print("0.7843137254901961")
if op == "/" and a == 40 and b == 52:
    print("0.7692307692307693")
if op == "/" and a == 40 and b == 53:
    print("0.7547169811320755")
if op == "/" and a == 40 and b == 54:
    print("0.7407407407407407")
if op == "/" and a == 40 and b == 55:
    print("0.7272727272727273")
if op == "/" and a == 40 and b == 56:
    print("0.7142857142857143")
if op == "/" and a == 40 and b == 57:
    print("0.7017543859649122")
if op == "/" and a == 40 and b == 58:
    print("0.6896551724137931")
if op == "/" and a == 40 and b == 59:
    print("0.6779661016949152")
if op == "/" and a == 40 and b == 60:
    print("0.6666666666666666")
if op == "/" and a == 40 and b == 61:
    print("0.6557377049180327")
if op == "/" and a == 40 and b == 62:
    print("0.6451612903225806")
if op == "/" and a == 40 and b == 63:
    print("0.6349206349206349")
if op == "/" and a == 40 and b == 64:
    print("0.625")
if op == "/" and a == 40 and b == 65:
    print("0.6153846153846154")
if op == "/" and a == 40 and b == 66:
    print("0.6060606060606061")
if op == "/" and a == 40 and b == 67:
    print("0.5970149253731343")
if op == "/" and a == 40 and b == 68:
    print("0.5882352941176471")
if op == "/" and a == 40 and b == 69:
    print("0.5797101449275363")
if op == "/" and a == 40 and b == 70:
    print("0.5714285714285714")
if op == "/" and a == 40 and b == 71:
    print("0.5633802816901409")
if op == "/" and a == 40 and b == 72:
    print("0.5555555555555556")
if op == "/" and a == 40 and b == 73:
    print("0.547945205479452")
if op == "/" and a == 40 and b == 74:
    print("0.5405405405405406")
if op == "/" and a == 40 and b == 75:
    print("0.5333333333333333")
if op == "/" and a == 40 and b == 76:
    print("0.5263157894736842")
if op == "/" and a == 40 and b == 77:
    print("0.5194805194805194")
if op == "/" and a == 40 and b == 78:
    print("0.5128205128205128")
if op == "/" and a == 40 and b == 79:
    print("0.5063291139240507")
if op == "/" and a == 40 and b == 80:
    print("0.5")
if op == "/" and a == 40 and b == 81:
    print("0.49382716049382713")
if op == "/" and a == 40 and b == 82:
    print("0.4878048780487805")
if op == "/" and a == 40 and b == 83:
    print("0.4819277108433735")
if op == "/" and a == 40 and b == 84:
    print("0.47619047619047616")
if op == "/" and a == 40 and b == 85:
    print("0.47058823529411764")
if op == "/" and a == 40 and b == 86:
    print("0.46511627906976744")
if op == "/" and a == 40 and b == 87:
    print("0.45977011494252873")
if op == "/" and a == 40 and b == 88:
    print("0.45454545454545453")
if op == "/" and a == 40 and b == 89:
    print("0.449438202247191")
if op == "/" and a == 40 and b == 90:
    print("0.4444444444444444")
if op == "/" and a == 40 and b == 91:
    print("0.43956043956043955")
if op == "/" and a == 40 and b == 92:
    print("0.43478260869565216")
if op == "/" and a == 40 and b == 93:
    print("0.43010752688172044")
if op == "/" and a == 40 and b == 94:
    print("0.425531914893617")
if op == "/" and a == 40 and b == 95:
    print("0.42105263157894735")
if op == "/" and a == 40 and b == 96:
    print("0.4166666666666667")
if op == "/" and a == 40 and b == 97:
    print("0.41237113402061853")
if op == "/" and a == 40 and b == 98:
    print("0.40816326530612246")
if op == "/" and a == 40 and b == 99:
    print("0.40404040404040403")
if op == "/" and a == 40 and b == 100:
    print("0.4")
if op == "/" and a == 40 and b == 101:
    print("0.39603960396039606")
if op == "/" and a == 40 and b == 102:
    print("0.39215686274509803")
if op == "/" and a == 40 and b == 103:
    print("0.3883495145631068")
if op == "/" and a == 40 and b == 104:
    print("0.38461538461538464")
if op == "/" and a == 40 and b == 105:
    print("0.38095238095238093")
if op == "/" and a == 40 and b == 106:
    print("0.37735849056603776")
if op == "/" and a == 40 and b == 107:
    print("0.37383177570093457")
if op == "/" and a == 40 and b == 108:
    print("0.37037037037037035")
if op == "/" and a == 40 and b == 109:
    print("0.3669724770642202")
if op == "/" and a == 40 and b == 110:
    print("0.36363636363636365")
if op == "/" and a == 40 and b == 111:
    print("0.36036036036036034")
if op == "/" and a == 40 and b == 112:
    print("0.35714285714285715")
if op == "/" and a == 40 and b == 113:
    print("0.35398230088495575")
if op == "/" and a == 40 and b == 114:
    print("0.3508771929824561")
if op == "/" and a == 40 and b == 115:
    print("0.34782608695652173")
if op == "/" and a == 40 and b == 116:
    print("0.3448275862068966")
if op == "/" and a == 40 and b == 117:
    print("0.3418803418803419")
if op == "/" and a == 40 and b == 118:
    print("0.3389830508474576")
if op == "/" and a == 40 and b == 119:
    print("0.33613445378151263")
if op == "/" and a == 40 and b == 120:
    print("0.3333333333333333")
if op == "/" and a == 40 and b == 121:
    print("0.3305785123966942")
if op == "/" and a == 40 and b == 122:
    print("0.32786885245901637")
if op == "/" and a == 40 and b == 123:
    print("0.3252032520325203")
if op == "/" and a == 40 and b == 124:
    print("0.3225806451612903")
if op == "/" and a == 40 and b == 125:
    print("0.32")
if op == "/" and a == 40 and b == 126:
    print("0.31746031746031744")
if op == "/" and a == 40 and b == 127:
    print("0.31496062992125984")
if op == "/" and a == 41 and b == 0:
    print("NaN")
if op == "/" and a == 41 and b == 1:
    print("41.0")
if op == "/" and a == 41 and b == 2:
    print("20.5")
if op == "/" and a == 41 and b == 3:
    print("13.666666666666666")
if op == "/" and a == 41 and b == 4:
    print("10.25")
if op == "/" and a == 41 and b == 5:
    print("8.2")
if op == "/" and a == 41 and b == 6:
    print("6.833333333333333")
if op == "/" and a == 41 and b == 7:
    print("5.857142857142857")
if op == "/" and a == 41 and b == 8:
    print("5.125")
if op == "/" and a == 41 and b == 9:
    print("4.555555555555555")
if op == "/" and a == 41 and b == 10:
    print("4.1")
if op == "/" and a == 41 and b == 11:
    print("3.727272727272727")
if op == "/" and a == 41 and b == 12:
    print("3.4166666666666665")
if op == "/" and a == 41 and b == 13:
    print("3.1538461538461537")
if op == "/" and a == 41 and b == 14:
    print("2.9285714285714284")
if op == "/" and a == 41 and b == 15:
    print("2.7333333333333334")
if op == "/" and a == 41 and b == 16:
    print("2.5625")
if op == "/" and a == 41 and b == 17:
    print("2.411764705882353")
if op == "/" and a == 41 and b == 18:
    print("2.2777777777777777")
if op == "/" and a == 41 and b == 19:
    print("2.1578947368421053")
if op == "/" and a == 41 and b == 20:
    print("2.05")
if op == "/" and a == 41 and b == 21:
    print("1.9523809523809523")
if op == "/" and a == 41 and b == 22:
    print("1.8636363636363635")
if op == "/" and a == 41 and b == 23:
    print("1.7826086956521738")
if op == "/" and a == 41 and b == 24:
    print("1.7083333333333333")
if op == "/" and a == 41 and b == 25:
    print("1.64")
if op == "/" and a == 41 and b == 26:
    print("1.5769230769230769")
if op == "/" and a == 41 and b == 27:
    print("1.5185185185185186")
if op == "/" and a == 41 and b == 28:
    print("1.4642857142857142")
if op == "/" and a == 41 and b == 29:
    print("1.4137931034482758")
if op == "/" and a == 41 and b == 30:
    print("1.3666666666666667")
if op == "/" and a == 41 and b == 31:
    print("1.3225806451612903")
if op == "/" and a == 41 and b == 32:
    print("1.28125")
if op == "/" and a == 41 and b == 33:
    print("1.2424242424242424")
if op == "/" and a == 41 and b == 34:
    print("1.2058823529411764")
if op == "/" and a == 41 and b == 35:
    print("1.1714285714285715")
if op == "/" and a == 41 and b == 36:
    print("1.1388888888888888")
if op == "/" and a == 41 and b == 37:
    print("1.1081081081081081")
if op == "/" and a == 41 and b == 38:
    print("1.0789473684210527")
if op == "/" and a == 41 and b == 39:
    print("1.0512820512820513")
if op == "/" and a == 41 and b == 40:
    print("1.025")
if op == "/" and a == 41 and b == 41:
    print("1.0")
if op == "/" and a == 41 and b == 42:
    print("0.9761904761904762")
if op == "/" and a == 41 and b == 43:
    print("0.9534883720930233")
if op == "/" and a == 41 and b == 44:
    print("0.9318181818181818")
if op == "/" and a == 41 and b == 45:
    print("0.9111111111111111")
if op == "/" and a == 41 and b == 46:
    print("0.8913043478260869")
if op == "/" and a == 41 and b == 47:
    print("0.8723404255319149")
if op == "/" and a == 41 and b == 48:
    print("0.8541666666666666")
if op == "/" and a == 41 and b == 49:
    print("0.8367346938775511")
if op == "/" and a == 41 and b == 50:
    print("0.82")
if op == "/" and a == 41 and b == 51:
    print("0.803921568627451")
if op == "/" and a == 41 and b == 52:
    print("0.7884615384615384")
if op == "/" and a == 41 and b == 53:
    print("0.7735849056603774")
if op == "/" and a == 41 and b == 54:
    print("0.7592592592592593")
if op == "/" and a == 41 and b == 55:
    print("0.7454545454545455")
if op == "/" and a == 41 and b == 56:
    print("0.7321428571428571")
if op == "/" and a == 41 and b == 57:
    print("0.7192982456140351")
if op == "/" and a == 41 and b == 58:
    print("0.7068965517241379")
if op == "/" and a == 41 and b == 59:
    print("0.6949152542372882")
if op == "/" and a == 41 and b == 60:
    print("0.6833333333333333")
if op == "/" and a == 41 and b == 61:
    print("0.6721311475409836")
if op == "/" and a == 41 and b == 62:
    print("0.6612903225806451")
if op == "/" and a == 41 and b == 63:
    print("0.6507936507936508")
if op == "/" and a == 41 and b == 64:
    print("0.640625")
if op == "/" and a == 41 and b == 65:
    print("0.6307692307692307")
if op == "/" and a == 41 and b == 66:
    print("0.6212121212121212")
if op == "/" and a == 41 and b == 67:
    print("0.6119402985074627")
if op == "/" and a == 41 and b == 68:
    print("0.6029411764705882")
if op == "/" and a == 41 and b == 69:
    print("0.5942028985507246")
if op == "/" and a == 41 and b == 70:
    print("0.5857142857142857")
if op == "/" and a == 41 and b == 71:
    print("0.5774647887323944")
if op == "/" and a == 41 and b == 72:
    print("0.5694444444444444")
if op == "/" and a == 41 and b == 73:
    print("0.5616438356164384")
if op == "/" and a == 41 and b == 74:
    print("0.5540540540540541")
if op == "/" and a == 41 and b == 75:
    print("0.5466666666666666")
if op == "/" and a == 41 and b == 76:
    print("0.5394736842105263")
if op == "/" and a == 41 and b == 77:
    print("0.5324675324675324")
if op == "/" and a == 41 and b == 78:
    print("0.5256410256410257")
if op == "/" and a == 41 and b == 79:
    print("0.5189873417721519")
if op == "/" and a == 41 and b == 80:
    print("0.5125")
if op == "/" and a == 41 and b == 81:
    print("0.5061728395061729")
if op == "/" and a == 41 and b == 82:
    print("0.5")
if op == "/" and a == 41 and b == 83:
    print("0.4939759036144578")
if op == "/" and a == 41 and b == 84:
    print("0.4880952380952381")
if op == "/" and a == 41 and b == 85:
    print("0.4823529411764706")
if op == "/" and a == 41 and b == 86:
    print("0.47674418604651164")
if op == "/" and a == 41 and b == 87:
    print("0.47126436781609193")
if op == "/" and a == 41 and b == 88:
    print("0.4659090909090909")
if op == "/" and a == 41 and b == 89:
    print("0.4606741573033708")
if op == "/" and a == 41 and b == 90:
    print("0.45555555555555555")
if op == "/" and a == 41 and b == 91:
    print("0.45054945054945056")
if op == "/" and a == 41 and b == 92:
    print("0.44565217391304346")
if op == "/" and a == 41 and b == 93:
    print("0.44086021505376344")
if op == "/" and a == 41 and b == 94:
    print("0.43617021276595747")
if op == "/" and a == 41 and b == 95:
    print("0.43157894736842106")
if op == "/" and a == 41 and b == 96:
    print("0.4270833333333333")
if op == "/" and a == 41 and b == 97:
    print("0.422680412371134")
if op == "/" and a == 41 and b == 98:
    print("0.41836734693877553")
if op == "/" and a == 41 and b == 99:
    print("0.41414141414141414")
if op == "/" and a == 41 and b == 100:
    print("0.41")
if op == "/" and a == 41 and b == 101:
    print("0.40594059405940597")
if op == "/" and a == 41 and b == 102:
    print("0.4019607843137255")
if op == "/" and a == 41 and b == 103:
    print("0.39805825242718446")
if op == "/" and a == 41 and b == 104:
    print("0.3942307692307692")
if op == "/" and a == 41 and b == 105:
    print("0.3904761904761905")
if op == "/" and a == 41 and b == 106:
    print("0.3867924528301887")
if op == "/" and a == 41 and b == 107:
    print("0.38317757009345793")
if op == "/" and a == 41 and b == 108:
    print("0.37962962962962965")
if op == "/" and a == 41 and b == 109:
    print("0.3761467889908257")
if op == "/" and a == 41 and b == 110:
    print("0.37272727272727274")
if op == "/" and a == 41 and b == 111:
    print("0.36936936936936937")
if op == "/" and a == 41 and b == 112:
    print("0.36607142857142855")
if op == "/" and a == 41 and b == 113:
    print("0.36283185840707965")
if op == "/" and a == 41 and b == 114:
    print("0.35964912280701755")
if op == "/" and a == 41 and b == 115:
    print("0.3565217391304348")
if op == "/" and a == 41 and b == 116:
    print("0.35344827586206895")
if op == "/" and a == 41 and b == 117:
    print("0.3504273504273504")
if op == "/" and a == 41 and b == 118:
    print("0.3474576271186441")
if op == "/" and a == 41 and b == 119:
    print("0.3445378151260504")
if op == "/" and a == 41 and b == 120:
    print("0.3416666666666667")
if op == "/" and a == 41 and b == 121:
    print("0.33884297520661155")
if op == "/" and a == 41 and b == 122:
    print("0.3360655737704918")
if op == "/" and a == 41 and b == 123:
    print("0.3333333333333333")
if op == "/" and a == 41 and b == 124:
    print("0.33064516129032256")
if op == "/" and a == 41 and b == 125:
    print("0.328")
if op == "/" and a == 41 and b == 126:
    print("0.3253968253968254")
if op == "/" and a == 41 and b == 127:
    print("0.3228346456692913")
if op == "/" and a == 42 and b == 0:
    print("NaN")
if op == "/" and a == 42 and b == 1:
    print("42.0")
if op == "/" and a == 42 and b == 2:
    print("21.0")
if op == "/" and a == 42 and b == 3:
    print("14.0")
if op == "/" and a == 42 and b == 4:
    print("10.5")
if op == "/" and a == 42 and b == 5:
    print("8.4")
if op == "/" and a == 42 and b == 6:
    print("7.0")
if op == "/" and a == 42 and b == 7:
    print("6.0")
if op == "/" and a == 42 and b == 8:
    print("5.25")
if op == "/" and a == 42 and b == 9:
    print("4.666666666666667")
if op == "/" and a == 42 and b == 10:
    print("4.2")
if op == "/" and a == 42 and b == 11:
    print("3.8181818181818183")
if op == "/" and a == 42 and b == 12:
    print("3.5")
if op == "/" and a == 42 and b == 13:
    print("3.230769230769231")
if op == "/" and a == 42 and b == 14:
    print("3.0")
if op == "/" and a == 42 and b == 15:
    print("2.8")
if op == "/" and a == 42 and b == 16:
    print("2.625")
if op == "/" and a == 42 and b == 17:
    print("2.4705882352941178")
if op == "/" and a == 42 and b == 18:
    print("2.3333333333333335")
if op == "/" and a == 42 and b == 19:
    print("2.210526315789474")
if op == "/" and a == 42 and b == 20:
    print("2.1")
if op == "/" and a == 42 and b == 21:
    print("2.0")
if op == "/" and a == 42 and b == 22:
    print("1.9090909090909092")
if op == "/" and a == 42 and b == 23:
    print("1.826086956521739")
if op == "/" and a == 42 and b == 24:
    print("1.75")
if op == "/" and a == 42 and b == 25:
    print("1.68")
if op == "/" and a == 42 and b == 26:
    print("1.6153846153846154")
if op == "/" and a == 42 and b == 27:
    print("1.5555555555555556")
if op == "/" and a == 42 and b == 28:
    print("1.5")
if op == "/" and a == 42 and b == 29:
    print("1.4482758620689655")
if op == "/" and a == 42 and b == 30:
    print("1.4")
if op == "/" and a == 42 and b == 31:
    print("1.3548387096774193")
if op == "/" and a == 42 and b == 32:
    print("1.3125")
if op == "/" and a == 42 and b == 33:
    print("1.2727272727272727")
if op == "/" and a == 42 and b == 34:
    print("1.2352941176470589")
if op == "/" and a == 42 and b == 35:
    print("1.2")
if op == "/" and a == 42 and b == 36:
    print("1.1666666666666667")
if op == "/" and a == 42 and b == 37:
    print("1.135135135135135")
if op == "/" and a == 42 and b == 38:
    print("1.105263157894737")
if op == "/" and a == 42 and b == 39:
    print("1.0769230769230769")
if op == "/" and a == 42 and b == 40:
    print("1.05")
if op == "/" and a == 42 and b == 41:
    print("1.024390243902439")
if op == "/" and a == 42 and b == 42:
    print("1.0")
if op == "/" and a == 42 and b == 43:
    print("0.9767441860465116")
if op == "/" and a == 42 and b == 44:
    print("0.9545454545454546")
if op == "/" and a == 42 and b == 45:
    print("0.9333333333333333")
if op == "/" and a == 42 and b == 46:
    print("0.9130434782608695")
if op == "/" and a == 42 and b == 47:
    print("0.8936170212765957")
if op == "/" and a == 42 and b == 48:
    print("0.875")
if op == "/" and a == 42 and b == 49:
    print("0.8571428571428571")
if op == "/" and a == 42 and b == 50:
    print("0.84")
if op == "/" and a == 42 and b == 51:
    print("0.8235294117647058")
if op == "/" and a == 42 and b == 52:
    print("0.8076923076923077")
if op == "/" and a == 42 and b == 53:
    print("0.7924528301886793")
if op == "/" and a == 42 and b == 54:
    print("0.7777777777777778")
if op == "/" and a == 42 and b == 55:
    print("0.7636363636363637")
if op == "/" and a == 42 and b == 56:
    print("0.75")
if op == "/" and a == 42 and b == 57:
    print("0.7368421052631579")
if op == "/" and a == 42 and b == 58:
    print("0.7241379310344828")
if op == "/" and a == 42 and b == 59:
    print("0.711864406779661")
if op == "/" and a == 42 and b == 60:
    print("0.7")
if op == "/" and a == 42 and b == 61:
    print("0.6885245901639344")
if op == "/" and a == 42 and b == 62:
    print("0.6774193548387096")
if op == "/" and a == 42 and b == 63:
    print("0.6666666666666666")
if op == "/" and a == 42 and b == 64:
    print("0.65625")
if op == "/" and a == 42 and b == 65:
    print("0.6461538461538462")
if op == "/" and a == 42 and b == 66:
    print("0.6363636363636364")
if op == "/" and a == 42 and b == 67:
    print("0.6268656716417911")
if op == "/" and a == 42 and b == 68:
    print("0.6176470588235294")
if op == "/" and a == 42 and b == 69:
    print("0.6086956521739131")
if op == "/" and a == 42 and b == 70:
    print("0.6")
if op == "/" and a == 42 and b == 71:
    print("0.5915492957746479")
if op == "/" and a == 42 and b == 72:
    print("0.5833333333333334")
if op == "/" and a == 42 and b == 73:
    print("0.5753424657534246")
if op == "/" and a == 42 and b == 74:
    print("0.5675675675675675")
if op == "/" and a == 42 and b == 75:
    print("0.56")
if op == "/" and a == 42 and b == 76:
    print("0.5526315789473685")
if op == "/" and a == 42 and b == 77:
    print("0.5454545454545454")
if op == "/" and a == 42 and b == 78:
    print("0.5384615384615384")
if op == "/" and a == 42 and b == 79:
    print("0.5316455696202531")
if op == "/" and a == 42 and b == 80:
    print("0.525")
if op == "/" and a == 42 and b == 81:
    print("0.5185185185185185")
if op == "/" and a == 42 and b == 82:
    print("0.5121951219512195")
if op == "/" and a == 42 and b == 83:
    print("0.5060240963855421")
if op == "/" and a == 42 and b == 84:
    print("0.5")
if op == "/" and a == 42 and b == 85:
    print("0.49411764705882355")
if op == "/" and a == 42 and b == 86:
    print("0.4883720930232558")
if op == "/" and a == 42 and b == 87:
    print("0.4827586206896552")
if op == "/" and a == 42 and b == 88:
    print("0.4772727272727273")
if op == "/" and a == 42 and b == 89:
    print("0.47191011235955055")
if op == "/" and a == 42 and b == 90:
    print("0.4666666666666667")
if op == "/" and a == 42 and b == 91:
    print("0.46153846153846156")
if op == "/" and a == 42 and b == 92:
    print("0.45652173913043476")
if op == "/" and a == 42 and b == 93:
    print("0.45161290322580644")
if op == "/" and a == 42 and b == 94:
    print("0.44680851063829785")
if op == "/" and a == 42 and b == 95:
    print("0.4421052631578947")
if op == "/" and a == 42 and b == 96:
    print("0.4375")
if op == "/" and a == 42 and b == 97:
    print("0.4329896907216495")
if op == "/" and a == 42 and b == 98:
    print("0.42857142857142855")
if op == "/" and a == 42 and b == 99:
    print("0.42424242424242425")
if op == "/" and a == 42 and b == 100:
    print("0.42")
if op == "/" and a == 42 and b == 101:
    print("0.4158415841584158")
if op == "/" and a == 42 and b == 102:
    print("0.4117647058823529")
if op == "/" and a == 42 and b == 103:
    print("0.4077669902912621")
if op == "/" and a == 42 and b == 104:
    print("0.40384615384615385")
if op == "/" and a == 42 and b == 105:
    print("0.4")
if op == "/" and a == 42 and b == 106:
    print("0.39622641509433965")
if op == "/" and a == 42 and b == 107:
    print("0.3925233644859813")
if op == "/" and a == 42 and b == 108:
    print("0.3888888888888889")
if op == "/" and a == 42 and b == 109:
    print("0.3853211009174312")
if op == "/" and a == 42 and b == 110:
    print("0.38181818181818183")
if op == "/" and a == 42 and b == 111:
    print("0.3783783783783784")
if op == "/" and a == 42 and b == 112:
    print("0.375")
if op == "/" and a == 42 and b == 113:
    print("0.37168141592920356")
if op == "/" and a == 42 and b == 114:
    print("0.3684210526315789")
if op == "/" and a == 42 and b == 115:
    print("0.3652173913043478")
if op == "/" and a == 42 and b == 116:
    print("0.3620689655172414")
if op == "/" and a == 42 and b == 117:
    print("0.358974358974359")
if op == "/" and a == 42 and b == 118:
    print("0.3559322033898305")
if op == "/" and a == 42 and b == 119:
    print("0.35294117647058826")
if op == "/" and a == 42 and b == 120:
    print("0.35")
if op == "/" and a == 42 and b == 121:
    print("0.34710743801652894")
if op == "/" and a == 42 and b == 122:
    print("0.3442622950819672")
if op == "/" and a == 42 and b == 123:
    print("0.34146341463414637")
if op == "/" and a == 42 and b == 124:
    print("0.3387096774193548")
if op == "/" and a == 42 and b == 125:
    print("0.336")
if op == "/" and a == 42 and b == 126:
    print("0.3333333333333333")
if op == "/" and a == 42 and b == 127:
    print("0.33070866141732286")
if op == "/" and a == 43 and b == 0:
    print("NaN")
if op == "/" and a == 43 and b == 1:
    print("43.0")
if op == "/" and a == 43 and b == 2:
    print("21.5")
if op == "/" and a == 43 and b == 3:
    print("14.333333333333334")
if op == "/" and a == 43 and b == 4:
    print("10.75")
if op == "/" and a == 43 and b == 5:
    print("8.6")
if op == "/" and a == 43 and b == 6:
    print("7.166666666666667")
if op == "/" and a == 43 and b == 7:
    print("6.142857142857143")
if op == "/" and a == 43 and b == 8:
    print("5.375")
if op == "/" and a == 43 and b == 9:
    print("4.777777777777778")
if op == "/" and a == 43 and b == 10:
    print("4.3")
if op == "/" and a == 43 and b == 11:
    print("3.909090909090909")
if op == "/" and a == 43 and b == 12:
    print("3.5833333333333335")
if op == "/" and a == 43 and b == 13:
    print("3.3076923076923075")
if op == "/" and a == 43 and b == 14:
    print("3.0714285714285716")
if op == "/" and a == 43 and b == 15:
    print("2.8666666666666667")
if op == "/" and a == 43 and b == 16:
    print("2.6875")
if op == "/" and a == 43 and b == 17:
    print("2.5294117647058822")
if op == "/" and a == 43 and b == 18:
    print("2.388888888888889")
if op == "/" and a == 43 and b == 19:
    print("2.263157894736842")
if op == "/" and a == 43 and b == 20:
    print("2.15")
if op == "/" and a == 43 and b == 21:
    print("2.0476190476190474")
if op == "/" and a == 43 and b == 22:
    print("1.9545454545454546")
if op == "/" and a == 43 and b == 23:
    print("1.8695652173913044")
if op == "/" and a == 43 and b == 24:
    print("1.7916666666666667")
if op == "/" and a == 43 and b == 25:
    print("1.72")
if op == "/" and a == 43 and b == 26:
    print("1.6538461538461537")
if op == "/" and a == 43 and b == 27:
    print("1.5925925925925926")
if op == "/" and a == 43 and b == 28:
    print("1.5357142857142858")
if op == "/" and a == 43 and b == 29:
    print("1.4827586206896552")
if op == "/" and a == 43 and b == 30:
    print("1.4333333333333333")
if op == "/" and a == 43 and b == 31:
    print("1.3870967741935485")
if op == "/" and a == 43 and b == 32:
    print("1.34375")
if op == "/" and a == 43 and b == 33:
    print("1.303030303030303")
if op == "/" and a == 43 and b == 34:
    print("1.2647058823529411")
if op == "/" and a == 43 and b == 35:
    print("1.2285714285714286")
if op == "/" and a == 43 and b == 36:
    print("1.1944444444444444")
if op == "/" and a == 43 and b == 37:
    print("1.162162162162162")
if op == "/" and a == 43 and b == 38:
    print("1.131578947368421")
if op == "/" and a == 43 and b == 39:
    print("1.1025641025641026")
if op == "/" and a == 43 and b == 40:
    print("1.075")
if op == "/" and a == 43 and b == 41:
    print("1.048780487804878")
if op == "/" and a == 43 and b == 42:
    print("1.0238095238095237")
if op == "/" and a == 43 and b == 43:
    print("1.0")
if op == "/" and a == 43 and b == 44:
    print("0.9772727272727273")
if op == "/" and a == 43 and b == 45:
    print("0.9555555555555556")
if op == "/" and a == 43 and b == 46:
    print("0.9347826086956522")
if op == "/" and a == 43 and b == 47:
    print("0.9148936170212766")
if op == "/" and a == 43 and b == 48:
    print("0.8958333333333334")
if op == "/" and a == 43 and b == 49:
    print("0.8775510204081632")
if op == "/" and a == 43 and b == 50:
    print("0.86")
if op == "/" and a == 43 and b == 51:
    print("0.8431372549019608")
if op == "/" and a == 43 and b == 52:
    print("0.8269230769230769")
if op == "/" and a == 43 and b == 53:
    print("0.8113207547169812")
if op == "/" and a == 43 and b == 54:
    print("0.7962962962962963")
if op == "/" and a == 43 and b == 55:
    print("0.7818181818181819")
if op == "/" and a == 43 and b == 56:
    print("0.7678571428571429")
if op == "/" and a == 43 and b == 57:
    print("0.7543859649122807")
if op == "/" and a == 43 and b == 58:
    print("0.7413793103448276")
if op == "/" and a == 43 and b == 59:
    print("0.7288135593220338")
if op == "/" and a == 43 and b == 60:
    print("0.7166666666666667")
if op == "/" and a == 43 and b == 61:
    print("0.7049180327868853")
if op == "/" and a == 43 and b == 62:
    print("0.6935483870967742")
if op == "/" and a == 43 and b == 63:
    print("0.6825396825396826")
if op == "/" and a == 43 and b == 64:
    print("0.671875")
if op == "/" and a == 43 and b == 65:
    print("0.6615384615384615")
if op == "/" and a == 43 and b == 66:
    print("0.6515151515151515")
if op == "/" and a == 43 and b == 67:
    print("0.6417910447761194")
if op == "/" and a == 43 and b == 68:
    print("0.6323529411764706")
if op == "/" and a == 43 and b == 69:
    print("0.6231884057971014")
if op == "/" and a == 43 and b == 70:
    print("0.6142857142857143")
if op == "/" and a == 43 and b == 71:
    print("0.6056338028169014")
if op == "/" and a == 43 and b == 72:
    print("0.5972222222222222")
if op == "/" and a == 43 and b == 73:
    print("0.589041095890411")
if op == "/" and a == 43 and b == 74:
    print("0.581081081081081")
if op == "/" and a == 43 and b == 75:
    print("0.5733333333333334")
if op == "/" and a == 43 and b == 76:
    print("0.5657894736842105")
if op == "/" and a == 43 and b == 77:
    print("0.5584415584415584")
if op == "/" and a == 43 and b == 78:
    print("0.5512820512820513")
if op == "/" and a == 43 and b == 79:
    print("0.5443037974683544")
if op == "/" and a == 43 and b == 80:
    print("0.5375")
if op == "/" and a == 43 and b == 81:
    print("0.5308641975308642")
if op == "/" and a == 43 and b == 82:
    print("0.524390243902439")
if op == "/" and a == 43 and b == 83:
    print("0.5180722891566265")
if op == "/" and a == 43 and b == 84:
    print("0.5119047619047619")
if op == "/" and a == 43 and b == 85:
    print("0.5058823529411764")
if op == "/" and a == 43 and b == 86:
    print("0.5")
if op == "/" and a == 43 and b == 87:
    print("0.4942528735632184")
if op == "/" and a == 43 and b == 88:
    print("0.48863636363636365")
if op == "/" and a == 43 and b == 89:
    print("0.48314606741573035")
if op == "/" and a == 43 and b == 90:
    print("0.4777777777777778")
if op == "/" and a == 43 and b == 91:
    print("0.4725274725274725")
if op == "/" and a == 43 and b == 92:
    print("0.4673913043478261")
if op == "/" and a == 43 and b == 93:
    print("0.46236559139784944")
if op == "/" and a == 43 and b == 94:
    print("0.4574468085106383")
if op == "/" and a == 43 and b == 95:
    print("0.45263157894736844")
if op == "/" and a == 43 and b == 96:
    print("0.4479166666666667")
if op == "/" and a == 43 and b == 97:
    print("0.44329896907216493")
if op == "/" and a == 43 and b == 98:
    print("0.4387755102040816")
if op == "/" and a == 43 and b == 99:
    print("0.43434343434343436")
if op == "/" and a == 43 and b == 100:
    print("0.43")
if op == "/" and a == 43 and b == 101:
    print("0.42574257425742573")
if op == "/" and a == 43 and b == 102:
    print("0.4215686274509804")
if op == "/" and a == 43 and b == 103:
    print("0.4174757281553398")
if op == "/" and a == 43 and b == 104:
    print("0.41346153846153844")
if op == "/" and a == 43 and b == 105:
    print("0.4095238095238095")
if op == "/" and a == 43 and b == 106:
    print("0.4056603773584906")
if op == "/" and a == 43 and b == 107:
    print("0.40186915887850466")
if op == "/" and a == 43 and b == 108:
    print("0.39814814814814814")
if op == "/" and a == 43 and b == 109:
    print("0.3944954128440367")
if op == "/" and a == 43 and b == 110:
    print("0.39090909090909093")
if op == "/" and a == 43 and b == 111:
    print("0.38738738738738737")
if op == "/" and a == 43 and b == 112:
    print("0.38392857142857145")
if op == "/" and a == 43 and b == 113:
    print("0.3805309734513274")
if op == "/" and a == 43 and b == 114:
    print("0.37719298245614036")
if op == "/" and a == 43 and b == 115:
    print("0.3739130434782609")
if op == "/" and a == 43 and b == 116:
    print("0.3706896551724138")
if op == "/" and a == 43 and b == 117:
    print("0.36752136752136755")
if op == "/" and a == 43 and b == 118:
    print("0.3644067796610169")
if op == "/" and a == 43 and b == 119:
    print("0.36134453781512604")
if op == "/" and a == 43 and b == 120:
    print("0.35833333333333334")
if op == "/" and a == 43 and b == 121:
    print("0.35537190082644626")
if op == "/" and a == 43 and b == 122:
    print("0.3524590163934426")
if op == "/" and a == 43 and b == 123:
    print("0.34959349593495936")
if op == "/" and a == 43 and b == 124:
    print("0.3467741935483871")
if op == "/" and a == 43 and b == 125:
    print("0.344")
if op == "/" and a == 43 and b == 126:
    print("0.3412698412698413")
if op == "/" and a == 43 and b == 127:
    print("0.33858267716535434")
if op == "/" and a == 44 and b == 0:
    print("NaN")
if op == "/" and a == 44 and b == 1:
    print("44.0")
if op == "/" and a == 44 and b == 2:
    print("22.0")
if op == "/" and a == 44 and b == 3:
    print("14.666666666666666")
if op == "/" and a == 44 and b == 4:
    print("11.0")
if op == "/" and a == 44 and b == 5:
    print("8.8")
if op == "/" and a == 44 and b == 6:
    print("7.333333333333333")
if op == "/" and a == 44 and b == 7:
    print("6.285714285714286")
if op == "/" and a == 44 and b == 8:
    print("5.5")
if op == "/" and a == 44 and b == 9:
    print("4.888888888888889")
if op == "/" and a == 44 and b == 10:
    print("4.4")
if op == "/" and a == 44 and b == 11:
    print("4.0")
if op == "/" and a == 44 and b == 12:
    print("3.6666666666666665")
if op == "/" and a == 44 and b == 13:
    print("3.3846153846153846")
if op == "/" and a == 44 and b == 14:
    print("3.142857142857143")
if op == "/" and a == 44 and b == 15:
    print("2.933333333333333")
if op == "/" and a == 44 and b == 16:
    print("2.75")
if op == "/" and a == 44 and b == 17:
    print("2.588235294117647")
if op == "/" and a == 44 and b == 18:
    print("2.4444444444444446")
if op == "/" and a == 44 and b == 19:
    print("2.3157894736842106")
if op == "/" and a == 44 and b == 20:
    print("2.2")
if op == "/" and a == 44 and b == 21:
    print("2.0952380952380953")
if op == "/" and a == 44 and b == 22:
    print("2.0")
if op == "/" and a == 44 and b == 23:
    print("1.9130434782608696")
if op == "/" and a == 44 and b == 24:
    print("1.8333333333333333")
if op == "/" and a == 44 and b == 25:
    print("1.76")
if op == "/" and a == 44 and b == 26:
    print("1.6923076923076923")
if op == "/" and a == 44 and b == 27:
    print("1.6296296296296295")
if op == "/" and a == 44 and b == 28:
    print("1.5714285714285714")
if op == "/" and a == 44 and b == 29:
    print("1.5172413793103448")
if op == "/" and a == 44 and b == 30:
    print("1.4666666666666666")
if op == "/" and a == 44 and b == 31:
    print("1.4193548387096775")
if op == "/" and a == 44 and b == 32:
    print("1.375")
if op == "/" and a == 44 and b == 33:
    print("1.3333333333333333")
if op == "/" and a == 44 and b == 34:
    print("1.2941176470588236")
if op == "/" and a == 44 and b == 35:
    print("1.2571428571428571")
if op == "/" and a == 44 and b == 36:
    print("1.2222222222222223")
if op == "/" and a == 44 and b == 37:
    print("1.1891891891891893")
if op == "/" and a == 44 and b == 38:
    print("1.1578947368421053")
if op == "/" and a == 44 and b == 39:
    print("1.1282051282051282")
if op == "/" and a == 44 and b == 40:
    print("1.1")
if op == "/" and a == 44 and b == 41:
    print("1.0731707317073171")
if op == "/" and a == 44 and b == 42:
    print("1.0476190476190477")
if op == "/" and a == 44 and b == 43:
    print("1.0232558139534884")
if op == "/" and a == 44 and b == 44:
    print("1.0")
if op == "/" and a == 44 and b == 45:
    print("0.9777777777777777")
if op == "/" and a == 44 and b == 46:
    print("0.9565217391304348")
if op == "/" and a == 44 and b == 47:
    print("0.9361702127659575")
if op == "/" and a == 44 and b == 48:
    print("0.9166666666666666")
if op == "/" and a == 44 and b == 49:
    print("0.8979591836734694")
if op == "/" and a == 44 and b == 50:
    print("0.88")
if op == "/" and a == 44 and b == 51:
    print("0.8627450980392157")
if op == "/" and a == 44 and b == 52:
    print("0.8461538461538461")
if op == "/" and a == 44 and b == 53:
    print("0.8301886792452831")
if op == "/" and a == 44 and b == 54:
    print("0.8148148148148148")
if op == "/" and a == 44 and b == 55:
    print("0.8")
if op == "/" and a == 44 and b == 56:
    print("0.7857142857142857")
if op == "/" and a == 44 and b == 57:
    print("0.7719298245614035")
if op == "/" and a == 44 and b == 58:
    print("0.7586206896551724")
if op == "/" and a == 44 and b == 59:
    print("0.7457627118644068")
if op == "/" and a == 44 and b == 60:
    print("0.7333333333333333")
if op == "/" and a == 44 and b == 61:
    print("0.7213114754098361")
if op == "/" and a == 44 and b == 62:
    print("0.7096774193548387")
if op == "/" and a == 44 and b == 63:
    print("0.6984126984126984")
if op == "/" and a == 44 and b == 64:
    print("0.6875")
if op == "/" and a == 44 and b == 65:
    print("0.676923076923077")
if op == "/" and a == 44 and b == 66:
    print("0.6666666666666666")
if op == "/" and a == 44 and b == 67:
    print("0.6567164179104478")
if op == "/" and a == 44 and b == 68:
    print("0.6470588235294118")
if op == "/" and a == 44 and b == 69:
    print("0.6376811594202898")
if op == "/" and a == 44 and b == 70:
    print("0.6285714285714286")
if op == "/" and a == 44 and b == 71:
    print("0.6197183098591549")
if op == "/" and a == 44 and b == 72:
    print("0.6111111111111112")
if op == "/" and a == 44 and b == 73:
    print("0.6027397260273972")
if op == "/" and a == 44 and b == 74:
    print("0.5945945945945946")
if op == "/" and a == 44 and b == 75:
    print("0.5866666666666667")
if op == "/" and a == 44 and b == 76:
    print("0.5789473684210527")
if op == "/" and a == 44 and b == 77:
    print("0.5714285714285714")
if op == "/" and a == 44 and b == 78:
    print("0.5641025641025641")
if op == "/" and a == 44 and b == 79:
    print("0.5569620253164557")
if op == "/" and a == 44 and b == 80:
    print("0.55")
if op == "/" and a == 44 and b == 81:
    print("0.5432098765432098")
if op == "/" and a == 44 and b == 82:
    print("0.5365853658536586")
if op == "/" and a == 44 and b == 83:
    print("0.5301204819277109")
if op == "/" and a == 44 and b == 84:
    print("0.5238095238095238")
if op == "/" and a == 44 and b == 85:
    print("0.5176470588235295")
if op == "/" and a == 44 and b == 86:
    print("0.5116279069767442")
if op == "/" and a == 44 and b == 87:
    print("0.5057471264367817")
if op == "/" and a == 44 and b == 88:
    print("0.5")
if op == "/" and a == 44 and b == 89:
    print("0.4943820224719101")
if op == "/" and a == 44 and b == 90:
    print("0.4888888888888889")
if op == "/" and a == 44 and b == 91:
    print("0.4835164835164835")
if op == "/" and a == 44 and b == 92:
    print("0.4782608695652174")
if op == "/" and a == 44 and b == 93:
    print("0.4731182795698925")
if op == "/" and a == 44 and b == 94:
    print("0.46808510638297873")
if op == "/" and a == 44 and b == 95:
    print("0.4631578947368421")
if op == "/" and a == 44 and b == 96:
    print("0.4583333333333333")
if op == "/" and a == 44 and b == 97:
    print("0.4536082474226804")
if op == "/" and a == 44 and b == 98:
    print("0.4489795918367347")
if op == "/" and a == 44 and b == 99:
    print("0.4444444444444444")
if op == "/" and a == 44 and b == 100:
    print("0.44")
if op == "/" and a == 44 and b == 101:
    print("0.43564356435643564")
if op == "/" and a == 44 and b == 102:
    print("0.43137254901960786")
if op == "/" and a == 44 and b == 103:
    print("0.42718446601941745")
if op == "/" and a == 44 and b == 104:
    print("0.4230769230769231")
if op == "/" and a == 44 and b == 105:
    print("0.41904761904761906")
if op == "/" and a == 44 and b == 106:
    print("0.41509433962264153")
if op == "/" and a == 44 and b == 107:
    print("0.411214953271028")
if op == "/" and a == 44 and b == 108:
    print("0.4074074074074074")
if op == "/" and a == 44 and b == 109:
    print("0.4036697247706422")
if op == "/" and a == 44 and b == 110:
    print("0.4")
if op == "/" and a == 44 and b == 111:
    print("0.3963963963963964")
if op == "/" and a == 44 and b == 112:
    print("0.39285714285714285")
if op == "/" and a == 44 and b == 113:
    print("0.3893805309734513")
if op == "/" and a == 44 and b == 114:
    print("0.38596491228070173")
if op == "/" and a == 44 and b == 115:
    print("0.3826086956521739")
if op == "/" and a == 44 and b == 116:
    print("0.3793103448275862")
if op == "/" and a == 44 and b == 117:
    print("0.37606837606837606")
if op == "/" and a == 44 and b == 118:
    print("0.3728813559322034")
if op == "/" and a == 44 and b == 119:
    print("0.3697478991596639")
if op == "/" and a == 44 and b == 120:
    print("0.36666666666666664")
if op == "/" and a == 44 and b == 121:
    print("0.36363636363636365")
if op == "/" and a == 44 and b == 122:
    print("0.36065573770491804")
if op == "/" and a == 44 and b == 123:
    print("0.35772357723577236")
if op == "/" and a == 44 and b == 124:
    print("0.3548387096774194")
if op == "/" and a == 44 and b == 125:
    print("0.352")
if op == "/" and a == 44 and b == 126:
    print("0.3492063492063492")
if op == "/" and a == 44 and b == 127:
    print("0.3464566929133858")
if op == "/" and a == 45 and b == 0:
    print("NaN")
if op == "/" and a == 45 and b == 1:
    print("45.0")
if op == "/" and a == 45 and b == 2:
    print("22.5")
if op == "/" and a == 45 and b == 3:
    print("15.0")
if op == "/" and a == 45 and b == 4:
    print("11.25")
if op == "/" and a == 45 and b == 5:
    print("9.0")
if op == "/" and a == 45 and b == 6:
    print("7.5")
if op == "/" and a == 45 and b == 7:
    print("6.428571428571429")
if op == "/" and a == 45 and b == 8:
    print("5.625")
if op == "/" and a == 45 and b == 9:
    print("5.0")
if op == "/" and a == 45 and b == 10:
    print("4.5")
if op == "/" and a == 45 and b == 11:
    print("4.090909090909091")
if op == "/" and a == 45 and b == 12:
    print("3.75")
if op == "/" and a == 45 and b == 13:
    print("3.4615384615384617")
if op == "/" and a == 45 and b == 14:
    print("3.2142857142857144")
if op == "/" and a == 45 and b == 15:
    print("3.0")
if op == "/" and a == 45 and b == 16:
    print("2.8125")
if op == "/" and a == 45 and b == 17:
    print("2.6470588235294117")
if op == "/" and a == 45 and b == 18:
    print("2.5")
if op == "/" and a == 45 and b == 19:
    print("2.3684210526315788")
if op == "/" and a == 45 and b == 20:
    print("2.25")
if op == "/" and a == 45 and b == 21:
    print("2.142857142857143")
if op == "/" and a == 45 and b == 22:
    print("2.0454545454545454")
if op == "/" and a == 45 and b == 23:
    print("1.9565217391304348")
if op == "/" and a == 45 and b == 24:
    print("1.875")
if op == "/" and a == 45 and b == 25:
    print("1.8")
if op == "/" and a == 45 and b == 26:
    print("1.7307692307692308")
if op == "/" and a == 45 and b == 27:
    print("1.6666666666666667")
if op == "/" and a == 45 and b == 28:
    print("1.6071428571428572")
if op == "/" and a == 45 and b == 29:
    print("1.5517241379310345")
if op == "/" and a == 45 and b == 30:
    print("1.5")
if op == "/" and a == 45 and b == 31:
    print("1.4516129032258065")
if op == "/" and a == 45 and b == 32:
    print("1.40625")
if op == "/" and a == 45 and b == 33:
    print("1.3636363636363635")
if op == "/" and a == 45 and b == 34:
    print("1.3235294117647058")
if op == "/" and a == 45 and b == 35:
    print("1.2857142857142858")
if op == "/" and a == 45 and b == 36:
    print("1.25")
if op == "/" and a == 45 and b == 37:
    print("1.2162162162162162")
if op == "/" and a == 45 and b == 38:
    print("1.1842105263157894")
if op == "/" and a == 45 and b == 39:
    print("1.1538461538461537")
if op == "/" and a == 45 and b == 40:
    print("1.125")
if op == "/" and a == 45 and b == 41:
    print("1.0975609756097562")
if op == "/" and a == 45 and b == 42:
    print("1.0714285714285714")
if op == "/" and a == 45 and b == 43:
    print("1.0465116279069768")
if op == "/" and a == 45 and b == 44:
    print("1.0227272727272727")
if op == "/" and a == 45 and b == 45:
    print("1.0")
if op == "/" and a == 45 and b == 46:
    print("0.9782608695652174")
if op == "/" and a == 45 and b == 47:
    print("0.9574468085106383")
if op == "/" and a == 45 and b == 48:
    print("0.9375")
if op == "/" and a == 45 and b == 49:
    print("0.9183673469387755")
if op == "/" and a == 45 and b == 50:
    print("0.9")
if op == "/" and a == 45 and b == 51:
    print("0.8823529411764706")
if op == "/" and a == 45 and b == 52:
    print("0.8653846153846154")
if op == "/" and a == 45 and b == 53:
    print("0.8490566037735849")
if op == "/" and a == 45 and b == 54:
    print("0.8333333333333334")
if op == "/" and a == 45 and b == 55:
    print("0.8181818181818182")
if op == "/" and a == 45 and b == 56:
    print("0.8035714285714286")
if op == "/" and a == 45 and b == 57:
    print("0.7894736842105263")
if op == "/" and a == 45 and b == 58:
    print("0.7758620689655172")
if op == "/" and a == 45 and b == 59:
    print("0.7627118644067796")
if op == "/" and a == 45 and b == 60:
    print("0.75")
if op == "/" and a == 45 and b == 61:
    print("0.7377049180327869")
if op == "/" and a == 45 and b == 62:
    print("0.7258064516129032")
if op == "/" and a == 45 and b == 63:
    print("0.7142857142857143")
if op == "/" and a == 45 and b == 64:
    print("0.703125")
if op == "/" and a == 45 and b == 65:
    print("0.6923076923076923")
if op == "/" and a == 45 and b == 66:
    print("0.6818181818181818")
if op == "/" and a == 45 and b == 67:
    print("0.6716417910447762")
if op == "/" and a == 45 and b == 68:
    print("0.6617647058823529")
if op == "/" and a == 45 and b == 69:
    print("0.6521739130434783")
if op == "/" and a == 45 and b == 70:
    print("0.6428571428571429")
if op == "/" and a == 45 and b == 71:
    print("0.6338028169014085")
if op == "/" and a == 45 and b == 72:
    print("0.625")
if op == "/" and a == 45 and b == 73:
    print("0.6164383561643836")
if op == "/" and a == 45 and b == 74:
    print("0.6081081081081081")
if op == "/" and a == 45 and b == 75:
    print("0.6")
if op == "/" and a == 45 and b == 76:
    print("0.5921052631578947")
if op == "/" and a == 45 and b == 77:
    print("0.5844155844155844")
if op == "/" and a == 45 and b == 78:
    print("0.5769230769230769")
if op == "/" and a == 45 and b == 79:
    print("0.569620253164557")
if op == "/" and a == 45 and b == 80:
    print("0.5625")
if op == "/" and a == 45 and b == 81:
    print("0.5555555555555556")
if op == "/" and a == 45 and b == 82:
    print("0.5487804878048781")
if op == "/" and a == 45 and b == 83:
    print("0.5421686746987951")
if op == "/" and a == 45 and b == 84:
    print("0.5357142857142857")
if op == "/" and a == 45 and b == 85:
    print("0.5294117647058824")
if op == "/" and a == 45 and b == 86:
    print("0.5232558139534884")
if op == "/" and a == 45 and b == 87:
    print("0.5172413793103449")
if op == "/" and a == 45 and b == 88:
    print("0.5113636363636364")
if op == "/" and a == 45 and b == 89:
    print("0.5056179775280899")
if op == "/" and a == 45 and b == 90:
    print("0.5")
if op == "/" and a == 45 and b == 91:
    print("0.4945054945054945")
if op == "/" and a == 45 and b == 92:
    print("0.4891304347826087")
if op == "/" and a == 45 and b == 93:
    print("0.4838709677419355")
if op == "/" and a == 45 and b == 94:
    print("0.4787234042553192")
if op == "/" and a == 45 and b == 95:
    print("0.47368421052631576")
if op == "/" and a == 45 and b == 96:
    print("0.46875")
if op == "/" and a == 45 and b == 97:
    print("0.4639175257731959")
if op == "/" and a == 45 and b == 98:
    print("0.45918367346938777")
if op == "/" and a == 45 and b == 99:
    print("0.45454545454545453")
if op == "/" and a == 45 and b == 100:
    print("0.45")
if op == "/" and a == 45 and b == 101:
    print("0.44554455445544555")
if op == "/" and a == 45 and b == 102:
    print("0.4411764705882353")
if op == "/" and a == 45 and b == 103:
    print("0.4368932038834951")
if op == "/" and a == 45 and b == 104:
    print("0.4326923076923077")
if op == "/" and a == 45 and b == 105:
    print("0.42857142857142855")
if op == "/" and a == 45 and b == 106:
    print("0.42452830188679247")
if op == "/" and a == 45 and b == 107:
    print("0.4205607476635514")
if op == "/" and a == 45 and b == 108:
    print("0.4166666666666667")
if op == "/" and a == 45 and b == 109:
    print("0.41284403669724773")
if op == "/" and a == 45 and b == 110:
    print("0.4090909090909091")
if op == "/" and a == 45 and b == 111:
    print("0.40540540540540543")
if op == "/" and a == 45 and b == 112:
    print("0.4017857142857143")
if op == "/" and a == 45 and b == 113:
    print("0.39823008849557523")
if op == "/" and a == 45 and b == 114:
    print("0.39473684210526316")
if op == "/" and a == 45 and b == 115:
    print("0.391304347826087")
if op == "/" and a == 45 and b == 116:
    print("0.3879310344827586")
if op == "/" and a == 45 and b == 117:
    print("0.38461538461538464")
if op == "/" and a == 45 and b == 118:
    print("0.3813559322033898")
if op == "/" and a == 45 and b == 119:
    print("0.37815126050420167")
if op == "/" and a == 45 and b == 120:
    print("0.375")
if op == "/" and a == 45 and b == 121:
    print("0.371900826446281")
if op == "/" and a == 45 and b == 122:
    print("0.36885245901639346")
if op == "/" and a == 45 and b == 123:
    print("0.36585365853658536")
if op == "/" and a == 45 and b == 124:
    print("0.3629032258064516")
if op == "/" and a == 45 and b == 125:
    print("0.36")
if op == "/" and a == 45 and b == 126:
    print("0.35714285714285715")
if op == "/" and a == 45 and b == 127:
    print("0.3543307086614173")
if op == "/" and a == 46 and b == 0:
    print("NaN")
if op == "/" and a == 46 and b == 1:
    print("46.0")
if op == "/" and a == 46 and b == 2:
    print("23.0")
if op == "/" and a == 46 and b == 3:
    print("15.333333333333334")
if op == "/" and a == 46 and b == 4:
    print("11.5")
if op == "/" and a == 46 and b == 5:
    print("9.2")
if op == "/" and a == 46 and b == 6:
    print("7.666666666666667")
if op == "/" and a == 46 and b == 7:
    print("6.571428571428571")
if op == "/" and a == 46 and b == 8:
    print("5.75")
if op == "/" and a == 46 and b == 9:
    print("5.111111111111111")
if op == "/" and a == 46 and b == 10:
    print("4.6")
if op == "/" and a == 46 and b == 11:
    print("4.181818181818182")
if op == "/" and a == 46 and b == 12:
    print("3.8333333333333335")
if op == "/" and a == 46 and b == 13:
    print("3.5384615384615383")
if op == "/" and a == 46 and b == 14:
    print("3.2857142857142856")
if op == "/" and a == 46 and b == 15:
    print("3.066666666666667")
if op == "/" and a == 46 and b == 16:
    print("2.875")
if op == "/" and a == 46 and b == 17:
    print("2.7058823529411766")
if op == "/" and a == 46 and b == 18:
    print("2.5555555555555554")
if op == "/" and a == 46 and b == 19:
    print("2.4210526315789473")
if op == "/" and a == 46 and b == 20:
    print("2.3")
if op == "/" and a == 46 and b == 21:
    print("2.1904761904761907")
if op == "/" and a == 46 and b == 22:
    print("2.090909090909091")
if op == "/" and a == 46 and b == 23:
    print("2.0")
if op == "/" and a == 46 and b == 24:
    print("1.9166666666666667")
if op == "/" and a == 46 and b == 25:
    print("1.84")
if op == "/" and a == 46 and b == 26:
    print("1.7692307692307692")
if op == "/" and a == 46 and b == 27:
    print("1.7037037037037037")
if op == "/" and a == 46 and b == 28:
    print("1.6428571428571428")
if op == "/" and a == 46 and b == 29:
    print("1.5862068965517242")
if op == "/" and a == 46 and b == 30:
    print("1.5333333333333334")
if op == "/" and a == 46 and b == 31:
    print("1.4838709677419355")
if op == "/" and a == 46 and b == 32:
    print("1.4375")
if op == "/" and a == 46 and b == 33:
    print("1.393939393939394")
if op == "/" and a == 46 and b == 34:
    print("1.3529411764705883")
if op == "/" and a == 46 and b == 35:
    print("1.3142857142857143")
if op == "/" and a == 46 and b == 36:
    print("1.2777777777777777")
if op == "/" and a == 46 and b == 37:
    print("1.2432432432432432")
if op == "/" and a == 46 and b == 38:
    print("1.2105263157894737")
if op == "/" and a == 46 and b == 39:
    print("1.1794871794871795")
if op == "/" and a == 46 and b == 40:
    print("1.15")
if op == "/" and a == 46 and b == 41:
    print("1.1219512195121952")
if op == "/" and a == 46 and b == 42:
    print("1.0952380952380953")
if op == "/" and a == 46 and b == 43:
    print("1.069767441860465")
if op == "/" and a == 46 and b == 44:
    print("1.0454545454545454")
if op == "/" and a == 46 and b == 45:
    print("1.0222222222222221")
if op == "/" and a == 46 and b == 46:
    print("1.0")
if op == "/" and a == 46 and b == 47:
    print("0.9787234042553191")
if op == "/" and a == 46 and b == 48:
    print("0.9583333333333334")
if op == "/" and a == 46 and b == 49:
    print("0.9387755102040817")
if op == "/" and a == 46 and b == 50:
    print("0.92")
if op == "/" and a == 46 and b == 51:
    print("0.9019607843137255")
if op == "/" and a == 46 and b == 52:
    print("0.8846153846153846")
if op == "/" and a == 46 and b == 53:
    print("0.8679245283018868")
if op == "/" and a == 46 and b == 54:
    print("0.8518518518518519")
if op == "/" and a == 46 and b == 55:
    print("0.8363636363636363")
if op == "/" and a == 46 and b == 56:
    print("0.8214285714285714")
if op == "/" and a == 46 and b == 57:
    print("0.8070175438596491")
if op == "/" and a == 46 and b == 58:
    print("0.7931034482758621")
if op == "/" and a == 46 and b == 59:
    print("0.7796610169491526")
if op == "/" and a == 46 and b == 60:
    print("0.7666666666666667")
if op == "/" and a == 46 and b == 61:
    print("0.7540983606557377")
if op == "/" and a == 46 and b == 62:
    print("0.7419354838709677")
if op == "/" and a == 46 and b == 63:
    print("0.7301587301587301")
if op == "/" and a == 46 and b == 64:
    print("0.71875")
if op == "/" and a == 46 and b == 65:
    print("0.7076923076923077")
if op == "/" and a == 46 and b == 66:
    print("0.696969696969697")
if op == "/" and a == 46 and b == 67:
    print("0.6865671641791045")
if op == "/" and a == 46 and b == 68:
    print("0.6764705882352942")
if op == "/" and a == 46 and b == 69:
    print("0.6666666666666666")
if op == "/" and a == 46 and b == 70:
    print("0.6571428571428571")
if op == "/" and a == 46 and b == 71:
    print("0.647887323943662")
if op == "/" and a == 46 and b == 72:
    print("0.6388888888888888")
if op == "/" and a == 46 and b == 73:
    print("0.6301369863013698")
if op == "/" and a == 46 and b == 74:
    print("0.6216216216216216")
if op == "/" and a == 46 and b == 75:
    print("0.6133333333333333")
if op == "/" and a == 46 and b == 76:
    print("0.6052631578947368")
if op == "/" and a == 46 and b == 77:
    print("0.5974025974025974")
if op == "/" and a == 46 and b == 78:
    print("0.5897435897435898")
if op == "/" and a == 46 and b == 79:
    print("0.5822784810126582")
if op == "/" and a == 46 and b == 80:
    print("0.575")
if op == "/" and a == 46 and b == 81:
    print("0.5679012345679012")
if op == "/" and a == 46 and b == 82:
    print("0.5609756097560976")
if op == "/" and a == 46 and b == 83:
    print("0.5542168674698795")
if op == "/" and a == 46 and b == 84:
    print("0.5476190476190477")
if op == "/" and a == 46 and b == 85:
    print("0.5411764705882353")
if op == "/" and a == 46 and b == 86:
    print("0.5348837209302325")
if op == "/" and a == 46 and b == 87:
    print("0.5287356321839081")
if op == "/" and a == 46 and b == 88:
    print("0.5227272727272727")
if op == "/" and a == 46 and b == 89:
    print("0.5168539325842697")
if op == "/" and a == 46 and b == 90:
    print("0.5111111111111111")
if op == "/" and a == 46 and b == 91:
    print("0.5054945054945055")
if op == "/" and a == 46 and b == 92:
    print("0.5")
if op == "/" and a == 46 and b == 93:
    print("0.4946236559139785")
if op == "/" and a == 46 and b == 94:
    print("0.48936170212765956")
if op == "/" and a == 46 and b == 95:
    print("0.4842105263157895")
if op == "/" and a == 46 and b == 96:
    print("0.4791666666666667")
if op == "/" and a == 46 and b == 97:
    print("0.4742268041237113")
if op == "/" and a == 46 and b == 98:
    print("0.46938775510204084")
if op == "/" and a == 46 and b == 99:
    print("0.46464646464646464")
if op == "/" and a == 46 and b == 100:
    print("0.46")
if op == "/" and a == 46 and b == 101:
    print("0.45544554455445546")
if op == "/" and a == 46 and b == 102:
    print("0.45098039215686275")
if op == "/" and a == 46 and b == 103:
    print("0.44660194174757284")
if op == "/" and a == 46 and b == 104:
    print("0.4423076923076923")
if op == "/" and a == 46 and b == 105:
    print("0.4380952380952381")
if op == "/" and a == 46 and b == 106:
    print("0.4339622641509434")
if op == "/" and a == 46 and b == 107:
    print("0.42990654205607476")
if op == "/" and a == 46 and b == 108:
    print("0.42592592592592593")
if op == "/" and a == 46 and b == 109:
    print("0.42201834862385323")
if op == "/" and a == 46 and b == 110:
    print("0.41818181818181815")
if op == "/" and a == 46 and b == 111:
    print("0.4144144144144144")
if op == "/" and a == 46 and b == 112:
    print("0.4107142857142857")
if op == "/" and a == 46 and b == 113:
    print("0.40707964601769914")
if op == "/" and a == 46 and b == 114:
    print("0.40350877192982454")
if op == "/" and a == 46 and b == 115:
    print("0.4")
if op == "/" and a == 46 and b == 116:
    print("0.39655172413793105")
if op == "/" and a == 46 and b == 117:
    print("0.39316239316239315")
if op == "/" and a == 46 and b == 118:
    print("0.3898305084745763")
if op == "/" and a == 46 and b == 119:
    print("0.3865546218487395")
if op == "/" and a == 46 and b == 120:
    print("0.38333333333333336")
if op == "/" and a == 46 and b == 121:
    print("0.38016528925619836")
if op == "/" and a == 46 and b == 122:
    print("0.3770491803278688")
if op == "/" and a == 46 and b == 123:
    print("0.37398373983739835")
if op == "/" and a == 46 and b == 124:
    print("0.3709677419354839")
if op == "/" and a == 46 and b == 125:
    print("0.368")
if op == "/" and a == 46 and b == 126:
    print("0.36507936507936506")
if op == "/" and a == 46 and b == 127:
    print("0.36220472440944884")
if op == "/" and a == 47 and b == 0:
    print("NaN")
if op == "/" and a == 47 and b == 1:
    print("47.0")
if op == "/" and a == 47 and b == 2:
    print("23.5")
if op == "/" and a == 47 and b == 3:
    print("15.666666666666666")
if op == "/" and a == 47 and b == 4:
    print("11.75")
if op == "/" and a == 47 and b == 5:
    print("9.4")
if op == "/" and a == 47 and b == 6:
    print("7.833333333333333")
if op == "/" and a == 47 and b == 7:
    print("6.714285714285714")
if op == "/" and a == 47 and b == 8:
    print("5.875")
if op == "/" and a == 47 and b == 9:
    print("5.222222222222222")
if op == "/" and a == 47 and b == 10:
    print("4.7")
if op == "/" and a == 47 and b == 11:
    print("4.2727272727272725")
if op == "/" and a == 47 and b == 12:
    print("3.9166666666666665")
if op == "/" and a == 47 and b == 13:
    print("3.6153846153846154")
if op == "/" and a == 47 and b == 14:
    print("3.357142857142857")
if op == "/" and a == 47 and b == 15:
    print("3.1333333333333333")
if op == "/" and a == 47 and b == 16:
    print("2.9375")
if op == "/" and a == 47 and b == 17:
    print("2.764705882352941")
if op == "/" and a == 47 and b == 18:
    print("2.611111111111111")
if op == "/" and a == 47 and b == 19:
    print("2.473684210526316")
if op == "/" and a == 47 and b == 20:
    print("2.35")
if op == "/" and a == 47 and b == 21:
    print("2.238095238095238")
if op == "/" and a == 47 and b == 22:
    print("2.1363636363636362")
if op == "/" and a == 47 and b == 23:
    print("2.0434782608695654")
if op == "/" and a == 47 and b == 24:
    print("1.9583333333333333")
if op == "/" and a == 47 and b == 25:
    print("1.88")
if op == "/" and a == 47 and b == 26:
    print("1.8076923076923077")
if op == "/" and a == 47 and b == 27:
    print("1.7407407407407407")
if op == "/" and a == 47 and b == 28:
    print("1.6785714285714286")
if op == "/" and a == 47 and b == 29:
    print("1.6206896551724137")
if op == "/" and a == 47 and b == 30:
    print("1.5666666666666667")
if op == "/" and a == 47 and b == 31:
    print("1.5161290322580645")
if op == "/" and a == 47 and b == 32:
    print("1.46875")
if op == "/" and a == 47 and b == 33:
    print("1.4242424242424243")
if op == "/" and a == 47 and b == 34:
    print("1.3823529411764706")
if op == "/" and a == 47 and b == 35:
    print("1.3428571428571427")
if op == "/" and a == 47 and b == 36:
    print("1.3055555555555556")
if op == "/" and a == 47 and b == 37:
    print("1.2702702702702702")
if op == "/" and a == 47 and b == 38:
    print("1.236842105263158")
if op == "/" and a == 47 and b == 39:
    print("1.205128205128205")
if op == "/" and a == 47 and b == 40:
    print("1.175")
if op == "/" and a == 47 and b == 41:
    print("1.146341463414634")
if op == "/" and a == 47 and b == 42:
    print("1.119047619047619")
if op == "/" and a == 47 and b == 43:
    print("1.0930232558139534")
if op == "/" and a == 47 and b == 44:
    print("1.0681818181818181")
if op == "/" and a == 47 and b == 45:
    print("1.0444444444444445")
if op == "/" and a == 47 and b == 46:
    print("1.0217391304347827")
if op == "/" and a == 47 and b == 47:
    print("1.0")
if op == "/" and a == 47 and b == 48:
    print("0.9791666666666666")
if op == "/" and a == 47 and b == 49:
    print("0.9591836734693877")
if op == "/" and a == 47 and b == 50:
    print("0.94")
if op == "/" and a == 47 and b == 51:
    print("0.9215686274509803")
if op == "/" and a == 47 and b == 52:
    print("0.9038461538461539")
if op == "/" and a == 47 and b == 53:
    print("0.8867924528301887")
if op == "/" and a == 47 and b == 54:
    print("0.8703703703703703")
if op == "/" and a == 47 and b == 55:
    print("0.8545454545454545")
if op == "/" and a == 47 and b == 56:
    print("0.8392857142857143")
if op == "/" and a == 47 and b == 57:
    print("0.8245614035087719")
if op == "/" and a == 47 and b == 58:
    print("0.8103448275862069")
if op == "/" and a == 47 and b == 59:
    print("0.7966101694915254")
if op == "/" and a == 47 and b == 60:
    print("0.7833333333333333")
if op == "/" and a == 47 and b == 61:
    print("0.7704918032786885")
if op == "/" and a == 47 and b == 62:
    print("0.7580645161290323")
if op == "/" and a == 47 and b == 63:
    print("0.746031746031746")
if op == "/" and a == 47 and b == 64:
    print("0.734375")
if op == "/" and a == 47 and b == 65:
    print("0.7230769230769231")
if op == "/" and a == 47 and b == 66:
    print("0.7121212121212122")
if op == "/" and a == 47 and b == 67:
    print("0.7014925373134329")
if op == "/" and a == 47 and b == 68:
    print("0.6911764705882353")
if op == "/" and a == 47 and b == 69:
    print("0.6811594202898551")
if op == "/" and a == 47 and b == 70:
    print("0.6714285714285714")
if op == "/" and a == 47 and b == 71:
    print("0.6619718309859155")
if op == "/" and a == 47 and b == 72:
    print("0.6527777777777778")
if op == "/" and a == 47 and b == 73:
    print("0.6438356164383562")
if op == "/" and a == 47 and b == 74:
    print("0.6351351351351351")
if op == "/" and a == 47 and b == 75:
    print("0.6266666666666667")
if op == "/" and a == 47 and b == 76:
    print("0.618421052631579")
if op == "/" and a == 47 and b == 77:
    print("0.6103896103896104")
if op == "/" and a == 47 and b == 78:
    print("0.6025641025641025")
if op == "/" and a == 47 and b == 79:
    print("0.5949367088607594")
if op == "/" and a == 47 and b == 80:
    print("0.5875")
if op == "/" and a == 47 and b == 81:
    print("0.5802469135802469")
if op == "/" and a == 47 and b == 82:
    print("0.573170731707317")
if op == "/" and a == 47 and b == 83:
    print("0.5662650602409639")
if op == "/" and a == 47 and b == 84:
    print("0.5595238095238095")
if op == "/" and a == 47 and b == 85:
    print("0.5529411764705883")
if op == "/" and a == 47 and b == 86:
    print("0.5465116279069767")
if op == "/" and a == 47 and b == 87:
    print("0.5402298850574713")
if op == "/" and a == 47 and b == 88:
    print("0.5340909090909091")
if op == "/" and a == 47 and b == 89:
    print("0.5280898876404494")
if op == "/" and a == 47 and b == 90:
    print("0.5222222222222223")
if op == "/" and a == 47 and b == 91:
    print("0.5164835164835165")
if op == "/" and a == 47 and b == 92:
    print("0.5108695652173914")
if op == "/" and a == 47 and b == 93:
    print("0.5053763440860215")
if op == "/" and a == 47 and b == 94:
    print("0.5")
if op == "/" and a == 47 and b == 95:
    print("0.49473684210526314")
if op == "/" and a == 47 and b == 96:
    print("0.4895833333333333")
if op == "/" and a == 47 and b == 97:
    print("0.4845360824742268")
if op == "/" and a == 47 and b == 98:
    print("0.47959183673469385")
if op == "/" and a == 47 and b == 99:
    print("0.47474747474747475")
if op == "/" and a == 47 and b == 100:
    print("0.47")
if op == "/" and a == 47 and b == 101:
    print("0.46534653465346537")
if op == "/" and a == 47 and b == 102:
    print("0.46078431372549017")
if op == "/" and a == 47 and b == 103:
    print("0.4563106796116505")
if op == "/" and a == 47 and b == 104:
    print("0.4519230769230769")
if op == "/" and a == 47 and b == 105:
    print("0.44761904761904764")
if op == "/" and a == 47 and b == 106:
    print("0.44339622641509435")
if op == "/" and a == 47 and b == 107:
    print("0.4392523364485981")
if op == "/" and a == 47 and b == 108:
    print("0.4351851851851852")
if op == "/" and a == 47 and b == 109:
    print("0.43119266055045874")
if op == "/" and a == 47 and b == 110:
    print("0.42727272727272725")
if op == "/" and a == 47 and b == 111:
    print("0.42342342342342343")
if op == "/" and a == 47 and b == 112:
    print("0.41964285714285715")
if op == "/" and a == 47 and b == 113:
    print("0.415929203539823")
if op == "/" and a == 47 and b == 114:
    print("0.41228070175438597")
if op == "/" and a == 47 and b == 115:
    print("0.40869565217391307")
if op == "/" and a == 47 and b == 116:
    print("0.4051724137931034")
if op == "/" and a == 47 and b == 117:
    print("0.4017094017094017")
if op == "/" and a == 47 and b == 118:
    print("0.3983050847457627")
if op == "/" and a == 47 and b == 119:
    print("0.3949579831932773")
if op == "/" and a == 47 and b == 120:
    print("0.39166666666666666")
if op == "/" and a == 47 and b == 121:
    print("0.3884297520661157")
if op == "/" and a == 47 and b == 122:
    print("0.38524590163934425")
if op == "/" and a == 47 and b == 123:
    print("0.3821138211382114")
if op == "/" and a == 47 and b == 124:
    print("0.3790322580645161")
if op == "/" and a == 47 and b == 125:
    print("0.376")
if op == "/" and a == 47 and b == 126:
    print("0.373015873015873")
if op == "/" and a == 47 and b == 127:
    print("0.3700787401574803")
if op == "/" and a == 48 and b == 0:
    print("NaN")
if op == "/" and a == 48 and b == 1:
    print("48.0")
if op == "/" and a == 48 and b == 2:
    print("24.0")
if op == "/" and a == 48 and b == 3:
    print("16.0")
if op == "/" and a == 48 and b == 4:
    print("12.0")
if op == "/" and a == 48 and b == 5:
    print("9.6")
if op == "/" and a == 48 and b == 6:
    print("8.0")
if op == "/" and a == 48 and b == 7:
    print("6.857142857142857")
if op == "/" and a == 48 and b == 8:
    print("6.0")
if op == "/" and a == 48 and b == 9:
    print("5.333333333333333")
if op == "/" and a == 48 and b == 10:
    print("4.8")
if op == "/" and a == 48 and b == 11:
    print("4.363636363636363")
if op == "/" and a == 48 and b == 12:
    print("4.0")
if op == "/" and a == 48 and b == 13:
    print("3.6923076923076925")
if op == "/" and a == 48 and b == 14:
    print("3.4285714285714284")
if op == "/" and a == 48 and b == 15:
    print("3.2")
if op == "/" and a == 48 and b == 16:
    print("3.0")
if op == "/" and a == 48 and b == 17:
    print("2.823529411764706")
if op == "/" and a == 48 and b == 18:
    print("2.6666666666666665")
if op == "/" and a == 48 and b == 19:
    print("2.526315789473684")
if op == "/" and a == 48 and b == 20:
    print("2.4")
if op == "/" and a == 48 and b == 21:
    print("2.2857142857142856")
if op == "/" and a == 48 and b == 22:
    print("2.1818181818181817")
if op == "/" and a == 48 and b == 23:
    print("2.0869565217391304")
if op == "/" and a == 48 and b == 24:
    print("2.0")
if op == "/" and a == 48 and b == 25:
    print("1.92")
if op == "/" and a == 48 and b == 26:
    print("1.8461538461538463")
if op == "/" and a == 48 and b == 27:
    print("1.7777777777777777")
if op == "/" and a == 48 and b == 28:
    print("1.7142857142857142")
if op == "/" and a == 48 and b == 29:
    print("1.6551724137931034")
if op == "/" and a == 48 and b == 30:
    print("1.6")
if op == "/" and a == 48 and b == 31:
    print("1.5483870967741935")
if op == "/" and a == 48 and b == 32:
    print("1.5")
if op == "/" and a == 48 and b == 33:
    print("1.4545454545454546")
if op == "/" and a == 48 and b == 34:
    print("1.411764705882353")
if op == "/" and a == 48 and b == 35:
    print("1.3714285714285714")
if op == "/" and a == 48 and b == 36:
    print("1.3333333333333333")
if op == "/" and a == 48 and b == 37:
    print("1.2972972972972974")
if op == "/" and a == 48 and b == 38:
    print("1.263157894736842")
if op == "/" and a == 48 and b == 39:
    print("1.2307692307692308")
if op == "/" and a == 48 and b == 40:
    print("1.2")
if op == "/" and a == 48 and b == 41:
    print("1.170731707317073")
if op == "/" and a == 48 and b == 42:
    print("1.1428571428571428")
if op == "/" and a == 48 and b == 43:
    print("1.1162790697674418")
if op == "/" and a == 48 and b == 44:
    print("1.0909090909090908")
if op == "/" and a == 48 and b == 45:
    print("1.0666666666666667")
if op == "/" and a == 48 and b == 46:
    print("1.0434782608695652")
if op == "/" and a == 48 and b == 47:
    print("1.0212765957446808")
if op == "/" and a == 48 and b == 48:
    print("1.0")
if op == "/" and a == 48 and b == 49:
    print("0.9795918367346939")
if op == "/" and a == 48 and b == 50:
    print("0.96")
if op == "/" and a == 48 and b == 51:
    print("0.9411764705882353")
if op == "/" and a == 48 and b == 52:
    print("0.9230769230769231")
if op == "/" and a == 48 and b == 53:
    print("0.9056603773584906")
if op == "/" and a == 48 and b == 54:
    print("0.8888888888888888")
if op == "/" and a == 48 and b == 55:
    print("0.8727272727272727")
if op == "/" and a == 48 and b == 56:
    print("0.8571428571428571")
if op == "/" and a == 48 and b == 57:
    print("0.8421052631578947")
if op == "/" and a == 48 and b == 58:
    print("0.8275862068965517")
if op == "/" and a == 48 and b == 59:
    print("0.8135593220338984")
if op == "/" and a == 48 and b == 60:
    print("0.8")
if op == "/" and a == 48 and b == 61:
    print("0.7868852459016393")
if op == "/" and a == 48 and b == 62:
    print("0.7741935483870968")
if op == "/" and a == 48 and b == 63:
    print("0.7619047619047619")
if op == "/" and a == 48 and b == 64:
    print("0.75")
if op == "/" and a == 48 and b == 65:
    print("0.7384615384615385")
if op == "/" and a == 48 and b == 66:
    print("0.7272727272727273")
if op == "/" and a == 48 and b == 67:
    print("0.7164179104477612")
if op == "/" and a == 48 and b == 68:
    print("0.7058823529411765")
if op == "/" and a == 48 and b == 69:
    print("0.6956521739130435")
if op == "/" and a == 48 and b == 70:
    print("0.6857142857142857")
if op == "/" and a == 48 and b == 71:
    print("0.676056338028169")
if op == "/" and a == 48 and b == 72:
    print("0.6666666666666666")
if op == "/" and a == 48 and b == 73:
    print("0.6575342465753424")
if op == "/" and a == 48 and b == 74:
    print("0.6486486486486487")
if op == "/" and a == 48 and b == 75:
    print("0.64")
if op == "/" and a == 48 and b == 76:
    print("0.631578947368421")
if op == "/" and a == 48 and b == 77:
    print("0.6233766233766234")
if op == "/" and a == 48 and b == 78:
    print("0.6153846153846154")
if op == "/" and a == 48 and b == 79:
    print("0.6075949367088608")
if op == "/" and a == 48 and b == 80:
    print("0.6")
if op == "/" and a == 48 and b == 81:
    print("0.5925925925925926")
if op == "/" and a == 48 and b == 82:
    print("0.5853658536585366")
if op == "/" and a == 48 and b == 83:
    print("0.5783132530120482")
if op == "/" and a == 48 and b == 84:
    print("0.5714285714285714")
if op == "/" and a == 48 and b == 85:
    print("0.5647058823529412")
if op == "/" and a == 48 and b == 86:
    print("0.5581395348837209")
if op == "/" and a == 48 and b == 87:
    print("0.5517241379310345")
if op == "/" and a == 48 and b == 88:
    print("0.5454545454545454")
if op == "/" and a == 48 and b == 89:
    print("0.5393258426966292")
if op == "/" and a == 48 and b == 90:
    print("0.5333333333333333")
if op == "/" and a == 48 and b == 91:
    print("0.5274725274725275")
if op == "/" and a == 48 and b == 92:
    print("0.5217391304347826")
if op == "/" and a == 48 and b == 93:
    print("0.5161290322580645")
if op == "/" and a == 48 and b == 94:
    print("0.5106382978723404")
if op == "/" and a == 48 and b == 95:
    print("0.5052631578947369")
if op == "/" and a == 48 and b == 96:
    print("0.5")
if op == "/" and a == 48 and b == 97:
    print("0.4948453608247423")
if op == "/" and a == 48 and b == 98:
    print("0.4897959183673469")
if op == "/" and a == 48 and b == 99:
    print("0.48484848484848486")
if op == "/" and a == 48 and b == 100:
    print("0.48")
if op == "/" and a == 48 and b == 101:
    print("0.4752475247524752")
if op == "/" and a == 48 and b == 102:
    print("0.47058823529411764")
if op == "/" and a == 48 and b == 103:
    print("0.46601941747572817")
if op == "/" and a == 48 and b == 104:
    print("0.46153846153846156")
if op == "/" and a == 48 and b == 105:
    print("0.45714285714285713")
if op == "/" and a == 48 and b == 106:
    print("0.4528301886792453")
if op == "/" and a == 48 and b == 107:
    print("0.4485981308411215")
if op == "/" and a == 48 and b == 108:
    print("0.4444444444444444")
if op == "/" and a == 48 and b == 109:
    print("0.44036697247706424")
if op == "/" and a == 48 and b == 110:
    print("0.43636363636363634")
if op == "/" and a == 48 and b == 111:
    print("0.43243243243243246")
if op == "/" and a == 48 and b == 112:
    print("0.42857142857142855")
if op == "/" and a == 48 and b == 113:
    print("0.4247787610619469")
if op == "/" and a == 48 and b == 114:
    print("0.42105263157894735")
if op == "/" and a == 48 and b == 115:
    print("0.41739130434782606")
if op == "/" and a == 48 and b == 116:
    print("0.41379310344827586")
if op == "/" and a == 48 and b == 117:
    print("0.41025641025641024")
if op == "/" and a == 48 and b == 118:
    print("0.4067796610169492")
if op == "/" and a == 48 and b == 119:
    print("0.40336134453781514")
if op == "/" and a == 48 and b == 120:
    print("0.4")
if op == "/" and a == 48 and b == 121:
    print("0.39669421487603307")
if op == "/" and a == 48 and b == 122:
    print("0.39344262295081966")
if op == "/" and a == 48 and b == 123:
    print("0.3902439024390244")
if op == "/" and a == 48 and b == 124:
    print("0.3870967741935484")
if op == "/" and a == 48 and b == 125:
    print("0.384")
if op == "/" and a == 48 and b == 126:
    print("0.38095238095238093")
if op == "/" and a == 48 and b == 127:
    print("0.3779527559055118")
if op == "/" and a == 49 and b == 0:
    print("NaN")
if op == "/" and a == 49 and b == 1:
    print("49.0")
if op == "/" and a == 49 and b == 2:
    print("24.5")
if op == "/" and a == 49 and b == 3:
    print("16.333333333333332")
if op == "/" and a == 49 and b == 4:
    print("12.25")
if op == "/" and a == 49 and b == 5:
    print("9.8")
if op == "/" and a == 49 and b == 6:
    print("8.166666666666666")
if op == "/" and a == 49 and b == 7:
    print("7.0")
if op == "/" and a == 49 and b == 8:
    print("6.125")
if op == "/" and a == 49 and b == 9:
    print("5.444444444444445")
if op == "/" and a == 49 and b == 10:
    print("4.9")
if op == "/" and a == 49 and b == 11:
    print("4.454545454545454")
if op == "/" and a == 49 and b == 12:
    print("4.083333333333333")
if op == "/" and a == 49 and b == 13:
    print("3.769230769230769")
if op == "/" and a == 49 and b == 14:
    print("3.5")
if op == "/" and a == 49 and b == 15:
    print("3.2666666666666666")
if op == "/" and a == 49 and b == 16:
    print("3.0625")
if op == "/" and a == 49 and b == 17:
    print("2.8823529411764706")
if op == "/" and a == 49 and b == 18:
    print("2.7222222222222223")
if op == "/" and a == 49 and b == 19:
    print("2.5789473684210527")
if op == "/" and a == 49 and b == 20:
    print("2.45")
if op == "/" and a == 49 and b == 21:
    print("2.3333333333333335")
if op == "/" and a == 49 and b == 22:
    print("2.227272727272727")
if op == "/" and a == 49 and b == 23:
    print("2.130434782608696")
if op == "/" and a == 49 and b == 24:
    print("2.0416666666666665")
if op == "/" and a == 49 and b == 25:
    print("1.96")
if op == "/" and a == 49 and b == 26:
    print("1.8846153846153846")
if op == "/" and a == 49 and b == 27:
    print("1.8148148148148149")
if op == "/" and a == 49 and b == 28:
    print("1.75")
if op == "/" and a == 49 and b == 29:
    print("1.6896551724137931")
if op == "/" and a == 49 and b == 30:
    print("1.6333333333333333")
if op == "/" and a == 49 and b == 31:
    print("1.5806451612903225")
if op == "/" and a == 49 and b == 32:
    print("1.53125")
if op == "/" and a == 49 and b == 33:
    print("1.4848484848484849")
if op == "/" and a == 49 and b == 34:
    print("1.4411764705882353")
if op == "/" and a == 49 and b == 35:
    print("1.4")
if op == "/" and a == 49 and b == 36:
    print("1.3611111111111112")
if op == "/" and a == 49 and b == 37:
    print("1.3243243243243243")
if op == "/" and a == 49 and b == 38:
    print("1.2894736842105263")
if op == "/" and a == 49 and b == 39:
    print("1.2564102564102564")
if op == "/" and a == 49 and b == 40:
    print("1.225")
if op == "/" and a == 49 and b == 41:
    print("1.1951219512195121")
if op == "/" and a == 49 and b == 42:
    print("1.1666666666666667")
if op == "/" and a == 49 and b == 43:
    print("1.1395348837209303")
if op == "/" and a == 49 and b == 44:
    print("1.1136363636363635")
if op == "/" and a == 49 and b == 45:
    print("1.0888888888888888")
if op == "/" and a == 49 and b == 46:
    print("1.065217391304348")
if op == "/" and a == 49 and b == 47:
    print("1.0425531914893618")
if op == "/" and a == 49 and b == 48:
    print("1.0208333333333333")
if op == "/" and a == 49 and b == 49:
    print("1.0")
if op == "/" and a == 49 and b == 50:
    print("0.98")
if op == "/" and a == 49 and b == 51:
    print("0.9607843137254902")
if op == "/" and a == 49 and b == 52:
    print("0.9423076923076923")
if op == "/" and a == 49 and b == 53:
    print("0.9245283018867925")
if op == "/" and a == 49 and b == 54:
    print("0.9074074074074074")
if op == "/" and a == 49 and b == 55:
    print("0.8909090909090909")
if op == "/" and a == 49 and b == 56:
    print("0.875")
if op == "/" and a == 49 and b == 57:
    print("0.8596491228070176")
if op == "/" and a == 49 and b == 58:
    print("0.8448275862068966")
if op == "/" and a == 49 and b == 59:
    print("0.8305084745762712")
if op == "/" and a == 49 and b == 60:
    print("0.8166666666666667")
if op == "/" and a == 49 and b == 61:
    print("0.8032786885245902")
if op == "/" and a == 49 and b == 62:
    print("0.7903225806451613")
if op == "/" and a == 49 and b == 63:
    print("0.7777777777777778")
if op == "/" and a == 49 and b == 64:
    print("0.765625")
if op == "/" and a == 49 and b == 65:
    print("0.7538461538461538")
if op == "/" and a == 49 and b == 66:
    print("0.7424242424242424")
if op == "/" and a == 49 and b == 67:
    print("0.7313432835820896")
if op == "/" and a == 49 and b == 68:
    print("0.7205882352941176")
if op == "/" and a == 49 and b == 69:
    print("0.7101449275362319")
if op == "/" and a == 49 and b == 70:
    print("0.7")
if op == "/" and a == 49 and b == 71:
    print("0.6901408450704225")
if op == "/" and a == 49 and b == 72:
    print("0.6805555555555556")
if op == "/" and a == 49 and b == 73:
    print("0.6712328767123288")
if op == "/" and a == 49 and b == 74:
    print("0.6621621621621622")
if op == "/" and a == 49 and b == 75:
    print("0.6533333333333333")
if op == "/" and a == 49 and b == 76:
    print("0.6447368421052632")
if op == "/" and a == 49 and b == 77:
    print("0.6363636363636364")
if op == "/" and a == 49 and b == 78:
    print("0.6282051282051282")
if op == "/" and a == 49 and b == 79:
    print("0.620253164556962")
if op == "/" and a == 49 and b == 80:
    print("0.6125")
if op == "/" and a == 49 and b == 81:
    print("0.6049382716049383")
if op == "/" and a == 49 and b == 82:
    print("0.5975609756097561")
if op == "/" and a == 49 and b == 83:
    print("0.5903614457831325")
if op == "/" and a == 49 and b == 84:
    print("0.5833333333333334")
if op == "/" and a == 49 and b == 85:
    print("0.5764705882352941")
if op == "/" and a == 49 and b == 86:
    print("0.5697674418604651")
if op == "/" and a == 49 and b == 87:
    print("0.5632183908045977")
if op == "/" and a == 49 and b == 88:
    print("0.5568181818181818")
if op == "/" and a == 49 and b == 89:
    print("0.550561797752809")
if op == "/" and a == 49 and b == 90:
    print("0.5444444444444444")
if op == "/" and a == 49 and b == 91:
    print("0.5384615384615384")
if op == "/" and a == 49 and b == 92:
    print("0.532608695652174")
if op == "/" and a == 49 and b == 93:
    print("0.5268817204301075")
if op == "/" and a == 49 and b == 94:
    print("0.5212765957446809")
if op == "/" and a == 49 and b == 95:
    print("0.5157894736842106")
if op == "/" and a == 49 and b == 96:
    print("0.5104166666666666")
if op == "/" and a == 49 and b == 97:
    print("0.5051546391752577")
if op == "/" and a == 49 and b == 98:
    print("0.5")
if op == "/" and a == 49 and b == 99:
    print("0.494949494949495")
if op == "/" and a == 49 and b == 100:
    print("0.49")
if op == "/" and a == 49 and b == 101:
    print("0.48514851485148514")
if op == "/" and a == 49 and b == 102:
    print("0.4803921568627451")
if op == "/" and a == 49 and b == 103:
    print("0.47572815533980584")
if op == "/" and a == 49 and b == 104:
    print("0.47115384615384615")
if op == "/" and a == 49 and b == 105:
    print("0.4666666666666667")
if op == "/" and a == 49 and b == 106:
    print("0.46226415094339623")
if op == "/" and a == 49 and b == 107:
    print("0.45794392523364486")
if op == "/" and a == 49 and b == 108:
    print("0.4537037037037037")
if op == "/" and a == 49 and b == 109:
    print("0.44954128440366975")
if op == "/" and a == 49 and b == 110:
    print("0.44545454545454544")
if op == "/" and a == 49 and b == 111:
    print("0.44144144144144143")
if op == "/" and a == 49 and b == 112:
    print("0.4375")
if op == "/" and a == 49 and b == 113:
    print("0.4336283185840708")
if op == "/" and a == 49 and b == 114:
    print("0.4298245614035088")
if op == "/" and a == 49 and b == 115:
    print("0.4260869565217391")
if op == "/" and a == 49 and b == 116:
    print("0.4224137931034483")
if op == "/" and a == 49 and b == 117:
    print("0.4188034188034188")
if op == "/" and a == 49 and b == 118:
    print("0.4152542372881356")
if op == "/" and a == 49 and b == 119:
    print("0.4117647058823529")
if op == "/" and a == 49 and b == 120:
    print("0.4083333333333333")
if op == "/" and a == 49 and b == 121:
    print("0.4049586776859504")
if op == "/" and a == 49 and b == 122:
    print("0.4016393442622951")
if op == "/" and a == 49 and b == 123:
    print("0.3983739837398374")
if op == "/" and a == 49 and b == 124:
    print("0.3951612903225806")
if op == "/" and a == 49 and b == 125:
    print("0.392")
if op == "/" and a == 49 and b == 126:
    print("0.3888888888888889")
if op == "/" and a == 49 and b == 127:
    print("0.3858267716535433")
if op == "/" and a == 50 and b == 0:
    print("NaN")
if op == "/" and a == 50 and b == 1:
    print("50.0")
if op == "/" and a == 50 and b == 2:
    print("25.0")
if op == "/" and a == 50 and b == 3:
    print("16.666666666666668")
if op == "/" and a == 50 and b == 4:
    print("12.5")
if op == "/" and a == 50 and b == 5:
    print("10.0")
if op == "/" and a == 50 and b == 6:
    print("8.333333333333334")
if op == "/" and a == 50 and b == 7:
    print("7.142857142857143")
if op == "/" and a == 50 and b == 8:
    print("6.25")
if op == "/" and a == 50 and b == 9:
    print("5.555555555555555")
if op == "/" and a == 50 and b == 10:
    print("5.0")
if op == "/" and a == 50 and b == 11:
    print("4.545454545454546")
if op == "/" and a == 50 and b == 12:
    print("4.166666666666667")
if op == "/" and a == 50 and b == 13:
    print("3.8461538461538463")
if op == "/" and a == 50 and b == 14:
    print("3.5714285714285716")
if op == "/" and a == 50 and b == 15:
    print("3.3333333333333335")
if op == "/" and a == 50 and b == 16:
    print("3.125")
if op == "/" and a == 50 and b == 17:
    print("2.9411764705882355")
if op == "/" and a == 50 and b == 18:
    print("2.7777777777777777")
if op == "/" and a == 50 and b == 19:
    print("2.6315789473684212")
if op == "/" and a == 50 and b == 20:
    print("2.5")
if op == "/" and a == 50 and b == 21:
    print("2.380952380952381")
if op == "/" and a == 50 and b == 22:
    print("2.272727272727273")
if op == "/" and a == 50 and b == 23:
    print("2.1739130434782608")
if op == "/" and a == 50 and b == 24:
    print("2.0833333333333335")
if op == "/" and a == 50 and b == 25:
    print("2.0")
if op == "/" and a == 50 and b == 26:
    print("1.9230769230769231")
if op == "/" and a == 50 and b == 27:
    print("1.8518518518518519")
if op == "/" and a == 50 and b == 28:
    print("1.7857142857142858")
if op == "/" and a == 50 and b == 29:
    print("1.7241379310344827")
if op == "/" and a == 50 and b == 30:
    print("1.6666666666666667")
if op == "/" and a == 50 and b == 31:
    print("1.6129032258064515")
if op == "/" and a == 50 and b == 32:
    print("1.5625")
if op == "/" and a == 50 and b == 33:
    print("1.5151515151515151")
if op == "/" and a == 50 and b == 34:
    print("1.4705882352941178")
if op == "/" and a == 50 and b == 35:
    print("1.4285714285714286")
if op == "/" and a == 50 and b == 36:
    print("1.3888888888888888")
if op == "/" and a == 50 and b == 37:
    print("1.3513513513513513")
if op == "/" and a == 50 and b == 38:
    print("1.3157894736842106")
if op == "/" and a == 50 and b == 39:
    print("1.2820512820512822")
if op == "/" and a == 50 and b == 40:
    print("1.25")
if op == "/" and a == 50 and b == 41:
    print("1.2195121951219512")
if op == "/" and a == 50 and b == 42:
    print("1.1904761904761905")
if op == "/" and a == 50 and b == 43:
    print("1.1627906976744187")
if op == "/" and a == 50 and b == 44:
    print("1.1363636363636365")
if op == "/" and a == 50 and b == 45:
    print("1.1111111111111112")
if op == "/" and a == 50 and b == 46:
    print("1.0869565217391304")
if op == "/" and a == 50 and b == 47:
    print("1.0638297872340425")
if op == "/" and a == 50 and b == 48:
    print("1.0416666666666667")
if op == "/" and a == 50 and b == 49:
    print("1.0204081632653061")
if op == "/" and a == 50 and b == 50:
    print("1.0")
if op == "/" and a == 50 and b == 51:
    print("0.9803921568627451")
if op == "/" and a == 50 and b == 52:
    print("0.9615384615384616")
if op == "/" and a == 50 and b == 53:
    print("0.9433962264150944")
if op == "/" and a == 50 and b == 54:
    print("0.9259259259259259")
if op == "/" and a == 50 and b == 55:
    print("0.9090909090909091")
if op == "/" and a == 50 and b == 56:
    print("0.8928571428571429")
if op == "/" and a == 50 and b == 57:
    print("0.8771929824561403")
if op == "/" and a == 50 and b == 58:
    print("0.8620689655172413")
if op == "/" and a == 50 and b == 59:
    print("0.847457627118644")
if op == "/" and a == 50 and b == 60:
    print("0.8333333333333334")
if op == "/" and a == 50 and b == 61:
    print("0.819672131147541")
if op == "/" and a == 50 and b == 62:
    print("0.8064516129032258")
if op == "/" and a == 50 and b == 63:
    print("0.7936507936507936")
if op == "/" and a == 50 and b == 64:
    print("0.78125")
if op == "/" and a == 50 and b == 65:
    print("0.7692307692307693")
if op == "/" and a == 50 and b == 66:
    print("0.7575757575757576")
if op == "/" and a == 50 and b == 67:
    print("0.746268656716418")
if op == "/" and a == 50 and b == 68:
    print("0.7352941176470589")
if op == "/" and a == 50 and b == 69:
    print("0.7246376811594203")
if op == "/" and a == 50 and b == 70:
    print("0.7142857142857143")
if op == "/" and a == 50 and b == 71:
    print("0.704225352112676")
if op == "/" and a == 50 and b == 72:
    print("0.6944444444444444")
if op == "/" and a == 50 and b == 73:
    print("0.684931506849315")
if op == "/" and a == 50 and b == 74:
    print("0.6756756756756757")
if op == "/" and a == 50 and b == 75:
    print("0.6666666666666666")
if op == "/" and a == 50 and b == 76:
    print("0.6578947368421053")
if op == "/" and a == 50 and b == 77:
    print("0.6493506493506493")
if op == "/" and a == 50 and b == 78:
    print("0.6410256410256411")
if op == "/" and a == 50 and b == 79:
    print("0.6329113924050633")
if op == "/" and a == 50 and b == 80:
    print("0.625")
if op == "/" and a == 50 and b == 81:
    print("0.6172839506172839")
if op == "/" and a == 50 and b == 82:
    print("0.6097560975609756")
if op == "/" and a == 50 and b == 83:
    print("0.6024096385542169")
if op == "/" and a == 50 and b == 84:
    print("0.5952380952380952")
if op == "/" and a == 50 and b == 85:
    print("0.5882352941176471")
if op == "/" and a == 50 and b == 86:
    print("0.5813953488372093")
if op == "/" and a == 50 and b == 87:
    print("0.5747126436781609")
if op == "/" and a == 50 and b == 88:
    print("0.5681818181818182")
if op == "/" and a == 50 and b == 89:
    print("0.5617977528089888")
if op == "/" and a == 50 and b == 90:
    print("0.5555555555555556")
if op == "/" and a == 50 and b == 91:
    print("0.5494505494505495")
if op == "/" and a == 50 and b == 92:
    print("0.5434782608695652")
if op == "/" and a == 50 and b == 93:
    print("0.5376344086021505")
if op == "/" and a == 50 and b == 94:
    print("0.5319148936170213")
if op == "/" and a == 50 and b == 95:
    print("0.5263157894736842")
if op == "/" and a == 50 and b == 96:
    print("0.5208333333333334")
if op == "/" and a == 50 and b == 97:
    print("0.5154639175257731")
if op == "/" and a == 50 and b == 98:
    print("0.5102040816326531")
if op == "/" and a == 50 and b == 99:
    print("0.5050505050505051")
if op == "/" and a == 50 and b == 100:
    print("0.5")
if op == "/" and a == 50 and b == 101:
    print("0.49504950495049505")
if op == "/" and a == 50 and b == 102:
    print("0.49019607843137253")
if op == "/" and a == 50 and b == 103:
    print("0.4854368932038835")
if op == "/" and a == 50 and b == 104:
    print("0.4807692307692308")
if op == "/" and a == 50 and b == 105:
    print("0.47619047619047616")
if op == "/" and a == 50 and b == 106:
    print("0.4716981132075472")
if op == "/" and a == 50 and b == 107:
    print("0.4672897196261682")
if op == "/" and a == 50 and b == 108:
    print("0.46296296296296297")
if op == "/" and a == 50 and b == 109:
    print("0.45871559633027525")
if op == "/" and a == 50 and b == 110:
    print("0.45454545454545453")
if op == "/" and a == 50 and b == 111:
    print("0.45045045045045046")
if op == "/" and a == 50 and b == 112:
    print("0.44642857142857145")
if op == "/" and a == 50 and b == 113:
    print("0.4424778761061947")
if op == "/" and a == 50 and b == 114:
    print("0.43859649122807015")
if op == "/" and a == 50 and b == 115:
    print("0.43478260869565216")
if op == "/" and a == 50 and b == 116:
    print("0.43103448275862066")
if op == "/" and a == 50 and b == 117:
    print("0.42735042735042733")
if op == "/" and a == 50 and b == 118:
    print("0.423728813559322")
if op == "/" and a == 50 and b == 119:
    print("0.42016806722689076")
if op == "/" and a == 50 and b == 120:
    print("0.4166666666666667")
if op == "/" and a == 50 and b == 121:
    print("0.4132231404958678")
if op == "/" and a == 50 and b == 122:
    print("0.4098360655737705")
if op == "/" and a == 50 and b == 123:
    print("0.4065040650406504")
if op == "/" and a == 50 and b == 124:
    print("0.4032258064516129")
if op == "/" and a == 50 and b == 125:
    print("0.4")
if op == "/" and a == 50 and b == 126:
    print("0.3968253968253968")
if op == "/" and a == 50 and b == 127:
    print("0.3937007874015748")
if op == "/" and a == 51 and b == 0:
    print("NaN")
if op == "/" and a == 51 and b == 1:
    print("51.0")
if op == "/" and a == 51 and b == 2:
    print("25.5")
if op == "/" and a == 51 and b == 3:
    print("17.0")
if op == "/" and a == 51 and b == 4:
    print("12.75")
if op == "/" and a == 51 and b == 5:
    print("10.2")
if op == "/" and a == 51 and b == 6:
    print("8.5")
if op == "/" and a == 51 and b == 7:
    print("7.285714285714286")
if op == "/" and a == 51 and b == 8:
    print("6.375")
if op == "/" and a == 51 and b == 9:
    print("5.666666666666667")
if op == "/" and a == 51 and b == 10:
    print("5.1")
if op == "/" and a == 51 and b == 11:
    print("4.636363636363637")
if op == "/" and a == 51 and b == 12:
    print("4.25")
if op == "/" and a == 51 and b == 13:
    print("3.923076923076923")
if op == "/" and a == 51 and b == 14:
    print("3.642857142857143")
if op == "/" and a == 51 and b == 15:
    print("3.4")
if op == "/" and a == 51 and b == 16:
    print("3.1875")
if op == "/" and a == 51 and b == 17:
    print("3.0")
if op == "/" and a == 51 and b == 18:
    print("2.8333333333333335")
if op == "/" and a == 51 and b == 19:
    print("2.6842105263157894")
if op == "/" and a == 51 and b == 20:
    print("2.55")
if op == "/" and a == 51 and b == 21:
    print("2.4285714285714284")
if op == "/" and a == 51 and b == 22:
    print("2.3181818181818183")
if op == "/" and a == 51 and b == 23:
    print("2.217391304347826")
if op == "/" and a == 51 and b == 24:
    print("2.125")
if op == "/" and a == 51 and b == 25:
    print("2.04")
if op == "/" and a == 51 and b == 26:
    print("1.9615384615384615")
if op == "/" and a == 51 and b == 27:
    print("1.8888888888888888")
if op == "/" and a == 51 and b == 28:
    print("1.8214285714285714")
if op == "/" and a == 51 and b == 29:
    print("1.7586206896551724")
if op == "/" and a == 51 and b == 30:
    print("1.7")
if op == "/" and a == 51 and b == 31:
    print("1.6451612903225807")
if op == "/" and a == 51 and b == 32:
    print("1.59375")
if op == "/" and a == 51 and b == 33:
    print("1.5454545454545454")
if op == "/" and a == 51 and b == 34:
    print("1.5")
if op == "/" and a == 51 and b == 35:
    print("1.457142857142857")
if op == "/" and a == 51 and b == 36:
    print("1.4166666666666667")
if op == "/" and a == 51 and b == 37:
    print("1.3783783783783783")
if op == "/" and a == 51 and b == 38:
    print("1.3421052631578947")
if op == "/" and a == 51 and b == 39:
    print("1.3076923076923077")
if op == "/" and a == 51 and b == 40:
    print("1.275")
if op == "/" and a == 51 and b == 41:
    print("1.2439024390243902")
if op == "/" and a == 51 and b == 42:
    print("1.2142857142857142")
if op == "/" and a == 51 and b == 43:
    print("1.186046511627907")
if op == "/" and a == 51 and b == 44:
    print("1.1590909090909092")
if op == "/" and a == 51 and b == 45:
    print("1.1333333333333333")
if op == "/" and a == 51 and b == 46:
    print("1.108695652173913")
if op == "/" and a == 51 and b == 47:
    print("1.0851063829787233")
if op == "/" and a == 51 and b == 48:
    print("1.0625")
if op == "/" and a == 51 and b == 49:
    print("1.0408163265306123")
if op == "/" and a == 51 and b == 50:
    print("1.02")
if op == "/" and a == 51 and b == 51:
    print("1.0")
if op == "/" and a == 51 and b == 52:
    print("0.9807692307692307")
if op == "/" and a == 51 and b == 53:
    print("0.9622641509433962")
if op == "/" and a == 51 and b == 54:
    print("0.9444444444444444")
if op == "/" and a == 51 and b == 55:
    print("0.9272727272727272")
if op == "/" and a == 51 and b == 56:
    print("0.9107142857142857")
if op == "/" and a == 51 and b == 57:
    print("0.8947368421052632")
if op == "/" and a == 51 and b == 58:
    print("0.8793103448275862")
if op == "/" and a == 51 and b == 59:
    print("0.864406779661017")
if op == "/" and a == 51 and b == 60:
    print("0.85")
if op == "/" and a == 51 and b == 61:
    print("0.8360655737704918")
if op == "/" and a == 51 and b == 62:
    print("0.8225806451612904")
if op == "/" and a == 51 and b == 63:
    print("0.8095238095238095")
if op == "/" and a == 51 and b == 64:
    print("0.796875")
if op == "/" and a == 51 and b == 65:
    print("0.7846153846153846")
if op == "/" and a == 51 and b == 66:
    print("0.7727272727272727")
if op == "/" and a == 51 and b == 67:
    print("0.7611940298507462")
if op == "/" and a == 51 and b == 68:
    print("0.75")
if op == "/" and a == 51 and b == 69:
    print("0.7391304347826086")
if op == "/" and a == 51 and b == 70:
    print("0.7285714285714285")
if op == "/" and a == 51 and b == 71:
    print("0.7183098591549296")
if op == "/" and a == 51 and b == 72:
    print("0.7083333333333334")
if op == "/" and a == 51 and b == 73:
    print("0.6986301369863014")
if op == "/" and a == 51 and b == 74:
    print("0.6891891891891891")
if op == "/" and a == 51 and b == 75:
    print("0.68")
if op == "/" and a == 51 and b == 76:
    print("0.6710526315789473")
if op == "/" and a == 51 and b == 77:
    print("0.6623376623376623")
if op == "/" and a == 51 and b == 78:
    print("0.6538461538461539")
if op == "/" and a == 51 and b == 79:
    print("0.6455696202531646")
if op == "/" and a == 51 and b == 80:
    print("0.6375")
if op == "/" and a == 51 and b == 81:
    print("0.6296296296296297")
if op == "/" and a == 51 and b == 82:
    print("0.6219512195121951")
if op == "/" and a == 51 and b == 83:
    print("0.6144578313253012")
if op == "/" and a == 51 and b == 84:
    print("0.6071428571428571")
if op == "/" and a == 51 and b == 85:
    print("0.6")
if op == "/" and a == 51 and b == 86:
    print("0.5930232558139535")
if op == "/" and a == 51 and b == 87:
    print("0.5862068965517241")
if op == "/" and a == 51 and b == 88:
    print("0.5795454545454546")
if op == "/" and a == 51 and b == 89:
    print("0.5730337078651685")
if op == "/" and a == 51 and b == 90:
    print("0.5666666666666667")
if op == "/" and a == 51 and b == 91:
    print("0.5604395604395604")
if op == "/" and a == 51 and b == 92:
    print("0.5543478260869565")
if op == "/" and a == 51 and b == 93:
    print("0.5483870967741935")
if op == "/" and a == 51 and b == 94:
    print("0.5425531914893617")
if op == "/" and a == 51 and b == 95:
    print("0.5368421052631579")
if op == "/" and a == 51 and b == 96:
    print("0.53125")
if op == "/" and a == 51 and b == 97:
    print("0.5257731958762887")
if op == "/" and a == 51 and b == 98:
    print("0.5204081632653061")
if op == "/" and a == 51 and b == 99:
    print("0.5151515151515151")
if op == "/" and a == 51 and b == 100:
    print("0.51")
if op == "/" and a == 51 and b == 101:
    print("0.504950495049505")
if op == "/" and a == 51 and b == 102:
    print("0.5")
if op == "/" and a == 51 and b == 103:
    print("0.49514563106796117")
if op == "/" and a == 51 and b == 104:
    print("0.49038461538461536")
if op == "/" and a == 51 and b == 105:
    print("0.4857142857142857")
if op == "/" and a == 51 and b == 106:
    print("0.4811320754716981")
if op == "/" and a == 51 and b == 107:
    print("0.4766355140186916")
if op == "/" and a == 51 and b == 108:
    print("0.4722222222222222")
if op == "/" and a == 51 and b == 109:
    print("0.46788990825688076")
if op == "/" and a == 51 and b == 110:
    print("0.4636363636363636")
if op == "/" and a == 51 and b == 111:
    print("0.4594594594594595")
if op == "/" and a == 51 and b == 112:
    print("0.45535714285714285")
if op == "/" and a == 51 and b == 113:
    print("0.45132743362831856")
if op == "/" and a == 51 and b == 114:
    print("0.4473684210526316")
if op == "/" and a == 51 and b == 115:
    print("0.4434782608695652")
if op == "/" and a == 51 and b == 116:
    print("0.4396551724137931")
if op == "/" and a == 51 and b == 117:
    print("0.4358974358974359")
if op == "/" and a == 51 and b == 118:
    print("0.4322033898305085")
if op == "/" and a == 51 and b == 119:
    print("0.42857142857142855")
if op == "/" and a == 51 and b == 120:
    print("0.425")
if op == "/" and a == 51 and b == 121:
    print("0.4214876033057851")
if op == "/" and a == 51 and b == 122:
    print("0.4180327868852459")
if op == "/" and a == 51 and b == 123:
    print("0.4146341463414634")
if op == "/" and a == 51 and b == 124:
    print("0.4112903225806452")
if op == "/" and a == 51 and b == 125:
    print("0.408")
if op == "/" and a == 51 and b == 126:
    print("0.40476190476190477")
if op == "/" and a == 51 and b == 127:
    print("0.4015748031496063")
if op == "/" and a == 52 and b == 0:
    print("NaN")
if op == "/" and a == 52 and b == 1:
    print("52.0")
if op == "/" and a == 52 and b == 2:
    print("26.0")
if op == "/" and a == 52 and b == 3:
    print("17.333333333333332")
if op == "/" and a == 52 and b == 4:
    print("13.0")
if op == "/" and a == 52 and b == 5:
    print("10.4")
if op == "/" and a == 52 and b == 6:
    print("8.666666666666666")
if op == "/" and a == 52 and b == 7:
    print("7.428571428571429")
if op == "/" and a == 52 and b == 8:
    print("6.5")
if op == "/" and a == 52 and b == 9:
    print("5.777777777777778")
if op == "/" and a == 52 and b == 10:
    print("5.2")
if op == "/" and a == 52 and b == 11:
    print("4.7272727272727275")
if op == "/" and a == 52 and b == 12:
    print("4.333333333333333")
if op == "/" and a == 52 and b == 13:
    print("4.0")
if op == "/" and a == 52 and b == 14:
    print("3.7142857142857144")
if op == "/" and a == 52 and b == 15:
    print("3.466666666666667")
if op == "/" and a == 52 and b == 16:
    print("3.25")
if op == "/" and a == 52 and b == 17:
    print("3.0588235294117645")
if op == "/" and a == 52 and b == 18:
    print("2.888888888888889")
if op == "/" and a == 52 and b == 19:
    print("2.736842105263158")
if op == "/" and a == 52 and b == 20:
    print("2.6")
if op == "/" and a == 52 and b == 21:
    print("2.4761904761904763")
if op == "/" and a == 52 and b == 22:
    print("2.3636363636363638")
if op == "/" and a == 52 and b == 23:
    print("2.260869565217391")
if op == "/" and a == 52 and b == 24:
    print("2.1666666666666665")
if op == "/" and a == 52 and b == 25:
    print("2.08")
if op == "/" and a == 52 and b == 26:
    print("2.0")
if op == "/" and a == 52 and b == 27:
    print("1.9259259259259258")
if op == "/" and a == 52 and b == 28:
    print("1.8571428571428572")
if op == "/" and a == 52 and b == 29:
    print("1.793103448275862")
if op == "/" and a == 52 and b == 30:
    print("1.7333333333333334")
if op == "/" and a == 52 and b == 31:
    print("1.6774193548387097")
if op == "/" and a == 52 and b == 32:
    print("1.625")
if op == "/" and a == 52 and b == 33:
    print("1.5757575757575757")
if op == "/" and a == 52 and b == 34:
    print("1.5294117647058822")
if op == "/" and a == 52 and b == 35:
    print("1.4857142857142858")
if op == "/" and a == 52 and b == 36:
    print("1.4444444444444444")
if op == "/" and a == 52 and b == 37:
    print("1.4054054054054055")
if op == "/" and a == 52 and b == 38:
    print("1.368421052631579")
if op == "/" and a == 52 and b == 39:
    print("1.3333333333333333")
if op == "/" and a == 52 and b == 40:
    print("1.3")
if op == "/" and a == 52 and b == 41:
    print("1.2682926829268293")
if op == "/" and a == 52 and b == 42:
    print("1.2380952380952381")
if op == "/" and a == 52 and b == 43:
    print("1.2093023255813953")
if op == "/" and a == 52 and b == 44:
    print("1.1818181818181819")
if op == "/" and a == 52 and b == 45:
    print("1.1555555555555554")
if op == "/" and a == 52 and b == 46:
    print("1.1304347826086956")
if op == "/" and a == 52 and b == 47:
    print("1.1063829787234043")
if op == "/" and a == 52 and b == 48:
    print("1.0833333333333333")
if op == "/" and a == 52 and b == 49:
    print("1.0612244897959184")
if op == "/" and a == 52 and b == 50:
    print("1.04")
if op == "/" and a == 52 and b == 51:
    print("1.0196078431372548")
if op == "/" and a == 52 and b == 52:
    print("1.0")
if op == "/" and a == 52 and b == 53:
    print("0.9811320754716981")
if op == "/" and a == 52 and b == 54:
    print("0.9629629629629629")
if op == "/" and a == 52 and b == 55:
    print("0.9454545454545454")
if op == "/" and a == 52 and b == 56:
    print("0.9285714285714286")
if op == "/" and a == 52 and b == 57:
    print("0.9122807017543859")
if op == "/" and a == 52 and b == 58:
    print("0.896551724137931")
if op == "/" and a == 52 and b == 59:
    print("0.8813559322033898")
if op == "/" and a == 52 and b == 60:
    print("0.8666666666666667")
if op == "/" and a == 52 and b == 61:
    print("0.8524590163934426")
if op == "/" and a == 52 and b == 62:
    print("0.8387096774193549")
if op == "/" and a == 52 and b == 63:
    print("0.8253968253968254")
if op == "/" and a == 52 and b == 64:
    print("0.8125")
if op == "/" and a == 52 and b == 65:
    print("0.8")
if op == "/" and a == 52 and b == 66:
    print("0.7878787878787878")
if op == "/" and a == 52 and b == 67:
    print("0.7761194029850746")
if op == "/" and a == 52 and b == 68:
    print("0.7647058823529411")
if op == "/" and a == 52 and b == 69:
    print("0.7536231884057971")
if op == "/" and a == 52 and b == 70:
    print("0.7428571428571429")
if op == "/" and a == 52 and b == 71:
    print("0.7323943661971831")
if op == "/" and a == 52 and b == 72:
    print("0.7222222222222222")
if op == "/" and a == 52 and b == 73:
    print("0.7123287671232876")
if op == "/" and a == 52 and b == 74:
    print("0.7027027027027027")
if op == "/" and a == 52 and b == 75:
    print("0.6933333333333334")
if op == "/" and a == 52 and b == 76:
    print("0.6842105263157895")
if op == "/" and a == 52 and b == 77:
    print("0.6753246753246753")
if op == "/" and a == 52 and b == 78:
    print("0.6666666666666666")
if op == "/" and a == 52 and b == 79:
    print("0.6582278481012658")
if op == "/" and a == 52 and b == 80:
    print("0.65")
if op == "/" and a == 52 and b == 81:
    print("0.6419753086419753")
if op == "/" and a == 52 and b == 82:
    print("0.6341463414634146")
if op == "/" and a == 52 and b == 83:
    print("0.6265060240963856")
if op == "/" and a == 52 and b == 84:
    print("0.6190476190476191")
if op == "/" and a == 52 and b == 85:
    print("0.611764705882353")
if op == "/" and a == 52 and b == 86:
    print("0.6046511627906976")
if op == "/" and a == 52 and b == 87:
    print("0.5977011494252874")
if op == "/" and a == 52 and b == 88:
    print("0.5909090909090909")
if op == "/" and a == 52 and b == 89:
    print("0.5842696629213483")
if op == "/" and a == 52 and b == 90:
    print("0.5777777777777777")
if op == "/" and a == 52 and b == 91:
    print("0.5714285714285714")
if op == "/" and a == 52 and b == 92:
    print("0.5652173913043478")
if op == "/" and a == 52 and b == 93:
    print("0.5591397849462365")
if op == "/" and a == 52 and b == 94:
    print("0.5531914893617021")
if op == "/" and a == 52 and b == 95:
    print("0.5473684210526316")
if op == "/" and a == 52 and b == 96:
    print("0.5416666666666666")
if op == "/" and a == 52 and b == 97:
    print("0.5360824742268041")
if op == "/" and a == 52 and b == 98:
    print("0.5306122448979592")
if op == "/" and a == 52 and b == 99:
    print("0.5252525252525253")
if op == "/" and a == 52 and b == 100:
    print("0.52")
if op == "/" and a == 52 and b == 101:
    print("0.5148514851485149")
if op == "/" and a == 52 and b == 102:
    print("0.5098039215686274")
if op == "/" and a == 52 and b == 103:
    print("0.5048543689320388")
if op == "/" and a == 52 and b == 104:
    print("0.5")
if op == "/" and a == 52 and b == 105:
    print("0.49523809523809526")
if op == "/" and a == 52 and b == 106:
    print("0.49056603773584906")
if op == "/" and a == 52 and b == 107:
    print("0.48598130841121495")
if op == "/" and a == 52 and b == 108:
    print("0.48148148148148145")
if op == "/" and a == 52 and b == 109:
    print("0.47706422018348627")
if op == "/" and a == 52 and b == 110:
    print("0.4727272727272727")
if op == "/" and a == 52 and b == 111:
    print("0.46846846846846846")
if op == "/" and a == 52 and b == 112:
    print("0.4642857142857143")
if op == "/" and a == 52 and b == 113:
    print("0.46017699115044247")
if op == "/" and a == 52 and b == 114:
    print("0.45614035087719296")
if op == "/" and a == 52 and b == 115:
    print("0.45217391304347826")
if op == "/" and a == 52 and b == 116:
    print("0.4482758620689655")
if op == "/" and a == 52 and b == 117:
    print("0.4444444444444444")
if op == "/" and a == 52 and b == 118:
    print("0.4406779661016949")
if op == "/" and a == 52 and b == 119:
    print("0.4369747899159664")
if op == "/" and a == 52 and b == 120:
    print("0.43333333333333335")
if op == "/" and a == 52 and b == 121:
    print("0.4297520661157025")
if op == "/" and a == 52 and b == 122:
    print("0.4262295081967213")
if op == "/" and a == 52 and b == 123:
    print("0.42276422764227645")
if op == "/" and a == 52 and b == 124:
    print("0.41935483870967744")
if op == "/" and a == 52 and b == 125:
    print("0.416")
if op == "/" and a == 52 and b == 126:
    print("0.4126984126984127")
if op == "/" and a == 52 and b == 127:
    print("0.4094488188976378")
if op == "/" and a == 53 and b == 0:
    print("NaN")
if op == "/" and a == 53 and b == 1:
    print("53.0")
if op == "/" and a == 53 and b == 2:
    print("26.5")
if op == "/" and a == 53 and b == 3:
    print("17.666666666666668")
if op == "/" and a == 53 and b == 4:
    print("13.25")
if op == "/" and a == 53 and b == 5:
    print("10.6")
if op == "/" and a == 53 and b == 6:
    print("8.833333333333334")
if op == "/" and a == 53 and b == 7:
    print("7.571428571428571")
if op == "/" and a == 53 and b == 8:
    print("6.625")
if op == "/" and a == 53 and b == 9:
    print("5.888888888888889")
if op == "/" and a == 53 and b == 10:
    print("5.3")
if op == "/" and a == 53 and b == 11:
    print("4.818181818181818")
if op == "/" and a == 53 and b == 12:
    print("4.416666666666667")
if op == "/" and a == 53 and b == 13:
    print("4.076923076923077")
if op == "/" and a == 53 and b == 14:
    print("3.7857142857142856")
if op == "/" and a == 53 and b == 15:
    print("3.533333333333333")
if op == "/" and a == 53 and b == 16:
    print("3.3125")
if op == "/" and a == 53 and b == 17:
    print("3.1176470588235294")
if op == "/" and a == 53 and b == 18:
    print("2.9444444444444446")
if op == "/" and a == 53 and b == 19:
    print("2.789473684210526")
if op == "/" and a == 53 and b == 20:
    print("2.65")
if op == "/" and a == 53 and b == 21:
    print("2.5238095238095237")
if op == "/" and a == 53 and b == 22:
    print("2.409090909090909")
if op == "/" and a == 53 and b == 23:
    print("2.3043478260869565")
if op == "/" and a == 53 and b == 24:
    print("2.2083333333333335")
if op == "/" and a == 53 and b == 25:
    print("2.12")
if op == "/" and a == 53 and b == 26:
    print("2.0384615384615383")
if op == "/" and a == 53 and b == 27:
    print("1.962962962962963")
if op == "/" and a == 53 and b == 28:
    print("1.8928571428571428")
if op == "/" and a == 53 and b == 29:
    print("1.8275862068965518")
if op == "/" and a == 53 and b == 30:
    print("1.7666666666666666")
if op == "/" and a == 53 and b == 31:
    print("1.7096774193548387")
if op == "/" and a == 53 and b == 32:
    print("1.65625")
if op == "/" and a == 53 and b == 33:
    print("1.606060606060606")
if op == "/" and a == 53 and b == 34:
    print("1.5588235294117647")
if op == "/" and a == 53 and b == 35:
    print("1.5142857142857142")
if op == "/" and a == 53 and b == 36:
    print("1.4722222222222223")
if op == "/" and a == 53 and b == 37:
    print("1.4324324324324325")
if op == "/" and a == 53 and b == 38:
    print("1.394736842105263")
if op == "/" and a == 53 and b == 39:
    print("1.358974358974359")
if op == "/" and a == 53 and b == 40:
    print("1.325")
if op == "/" and a == 53 and b == 41:
    print("1.2926829268292683")
if op == "/" and a == 53 and b == 42:
    print("1.2619047619047619")
if op == "/" and a == 53 and b == 43:
    print("1.2325581395348837")
if op == "/" and a == 53 and b == 44:
    print("1.2045454545454546")
if op == "/" and a == 53 and b == 45:
    print("1.1777777777777778")
if op == "/" and a == 53 and b == 46:
    print("1.1521739130434783")
if op == "/" and a == 53 and b == 47:
    print("1.127659574468085")
if op == "/" and a == 53 and b == 48:
    print("1.1041666666666667")
if op == "/" and a == 53 and b == 49:
    print("1.0816326530612246")
if op == "/" and a == 53 and b == 50:
    print("1.06")
if op == "/" and a == 53 and b == 51:
    print("1.0392156862745099")
if op == "/" and a == 53 and b == 52:
    print("1.0192307692307692")
if op == "/" and a == 53 and b == 53:
    print("1.0")
if op == "/" and a == 53 and b == 54:
    print("0.9814814814814815")
if op == "/" and a == 53 and b == 55:
    print("0.9636363636363636")
if op == "/" and a == 53 and b == 56:
    print("0.9464285714285714")
if op == "/" and a == 53 and b == 57:
    print("0.9298245614035088")
if op == "/" and a == 53 and b == 58:
    print("0.9137931034482759")
if op == "/" and a == 53 and b == 59:
    print("0.8983050847457628")
if op == "/" and a == 53 and b == 60:
    print("0.8833333333333333")
if op == "/" and a == 53 and b == 61:
    print("0.8688524590163934")
if op == "/" and a == 53 and b == 62:
    print("0.8548387096774194")
if op == "/" and a == 53 and b == 63:
    print("0.8412698412698413")
if op == "/" and a == 53 and b == 64:
    print("0.828125")
if op == "/" and a == 53 and b == 65:
    print("0.8153846153846154")
if op == "/" and a == 53 and b == 66:
    print("0.803030303030303")
if op == "/" and a == 53 and b == 67:
    print("0.7910447761194029")
if op == "/" and a == 53 and b == 68:
    print("0.7794117647058824")
if op == "/" and a == 53 and b == 69:
    print("0.7681159420289855")
if op == "/" and a == 53 and b == 70:
    print("0.7571428571428571")
if op == "/" and a == 53 and b == 71:
    print("0.7464788732394366")
if op == "/" and a == 53 and b == 72:
    print("0.7361111111111112")
if op == "/" and a == 53 and b == 73:
    print("0.726027397260274")
if op == "/" and a == 53 and b == 74:
    print("0.7162162162162162")
if op == "/" and a == 53 and b == 75:
    print("0.7066666666666667")
if op == "/" and a == 53 and b == 76:
    print("0.6973684210526315")
if op == "/" and a == 53 and b == 77:
    print("0.6883116883116883")
if op == "/" and a == 53 and b == 78:
    print("0.6794871794871795")
if op == "/" and a == 53 and b == 79:
    print("0.6708860759493671")
if op == "/" and a == 53 and b == 80:
    print("0.6625")
if op == "/" and a == 53 and b == 81:
    print("0.654320987654321")
if op == "/" and a == 53 and b == 82:
    print("0.6463414634146342")
if op == "/" and a == 53 and b == 83:
    print("0.6385542168674698")
if op == "/" and a == 53 and b == 84:
    print("0.6309523809523809")
if op == "/" and a == 53 and b == 85:
    print("0.6235294117647059")
if op == "/" and a == 53 and b == 86:
    print("0.6162790697674418")
if op == "/" and a == 53 and b == 87:
    print("0.6091954022988506")
if op == "/" and a == 53 and b == 88:
    print("0.6022727272727273")
if op == "/" and a == 53 and b == 89:
    print("0.5955056179775281")
if op == "/" and a == 53 and b == 90:
    print("0.5888888888888889")
if op == "/" and a == 53 and b == 91:
    print("0.5824175824175825")
if op == "/" and a == 53 and b == 92:
    print("0.5760869565217391")
if op == "/" and a == 53 and b == 93:
    print("0.5698924731182796")
if op == "/" and a == 53 and b == 94:
    print("0.5638297872340425")
if op == "/" and a == 53 and b == 95:
    print("0.5578947368421052")
if op == "/" and a == 53 and b == 96:
    print("0.5520833333333334")
if op == "/" and a == 53 and b == 97:
    print("0.5463917525773195")
if op == "/" and a == 53 and b == 98:
    print("0.5408163265306123")
if op == "/" and a == 53 and b == 99:
    print("0.5353535353535354")
if op == "/" and a == 53 and b == 100:
    print("0.53")
if op == "/" and a == 53 and b == 101:
    print("0.5247524752475248")
if op == "/" and a == 53 and b == 102:
    print("0.5196078431372549")
if op == "/" and a == 53 and b == 103:
    print("0.5145631067961165")
if op == "/" and a == 53 and b == 104:
    print("0.5096153846153846")
if op == "/" and a == 53 and b == 105:
    print("0.5047619047619047")
if op == "/" and a == 53 and b == 106:
    print("0.5")
if op == "/" and a == 53 and b == 107:
    print("0.4953271028037383")
if op == "/" and a == 53 and b == 108:
    print("0.49074074074074076")
if op == "/" and a == 53 and b == 109:
    print("0.48623853211009177")
if op == "/" and a == 53 and b == 110:
    print("0.4818181818181818")
if op == "/" and a == 53 and b == 111:
    print("0.4774774774774775")
if op == "/" and a == 53 and b == 112:
    print("0.4732142857142857")
if op == "/" and a == 53 and b == 113:
    print("0.4690265486725664")
if op == "/" and a == 53 and b == 114:
    print("0.4649122807017544")
if op == "/" and a == 53 and b == 115:
    print("0.4608695652173913")
if op == "/" and a == 53 and b == 116:
    print("0.45689655172413796")
if op == "/" and a == 53 and b == 117:
    print("0.452991452991453")
if op == "/" and a == 53 and b == 118:
    print("0.4491525423728814")
if op == "/" and a == 53 and b == 119:
    print("0.44537815126050423")
if op == "/" and a == 53 and b == 120:
    print("0.44166666666666665")
if op == "/" and a == 53 and b == 121:
    print("0.4380165289256198")
if op == "/" and a == 53 and b == 122:
    print("0.4344262295081967")
if op == "/" and a == 53 and b == 123:
    print("0.43089430894308944")
if op == "/" and a == 53 and b == 124:
    print("0.4274193548387097")
if op == "/" and a == 53 and b == 125:
    print("0.424")
if op == "/" and a == 53 and b == 126:
    print("0.42063492063492064")
if op == "/" and a == 53 and b == 127:
    print("0.41732283464566927")
if op == "/" and a == 54 and b == 0:
    print("NaN")
if op == "/" and a == 54 and b == 1:
    print("54.0")
if op == "/" and a == 54 and b == 2:
    print("27.0")
if op == "/" and a == 54 and b == 3:
    print("18.0")
if op == "/" and a == 54 and b == 4:
    print("13.5")
if op == "/" and a == 54 and b == 5:
    print("10.8")
if op == "/" and a == 54 and b == 6:
    print("9.0")
if op == "/" and a == 54 and b == 7:
    print("7.714285714285714")
if op == "/" and a == 54 and b == 8:
    print("6.75")
if op == "/" and a == 54 and b == 9:
    print("6.0")
if op == "/" and a == 54 and b == 10:
    print("5.4")
if op == "/" and a == 54 and b == 11:
    print("4.909090909090909")
if op == "/" and a == 54 and b == 12:
    print("4.5")
if op == "/" and a == 54 and b == 13:
    print("4.153846153846154")
if op == "/" and a == 54 and b == 14:
    print("3.857142857142857")
if op == "/" and a == 54 and b == 15:
    print("3.6")
if op == "/" and a == 54 and b == 16:
    print("3.375")
if op == "/" and a == 54 and b == 17:
    print("3.176470588235294")
if op == "/" and a == 54 and b == 18:
    print("3.0")
if op == "/" and a == 54 and b == 19:
    print("2.8421052631578947")
if op == "/" and a == 54 and b == 20:
    print("2.7")
if op == "/" and a == 54 and b == 21:
    print("2.5714285714285716")
if op == "/" and a == 54 and b == 22:
    print("2.4545454545454546")
if op == "/" and a == 54 and b == 23:
    print("2.347826086956522")
if op == "/" and a == 54 and b == 24:
    print("2.25")
if op == "/" and a == 54 and b == 25:
    print("2.16")
if op == "/" and a == 54 and b == 26:
    print("2.076923076923077")
if op == "/" and a == 54 and b == 27:
    print("2.0")
if op == "/" and a == 54 and b == 28:
    print("1.9285714285714286")
if op == "/" and a == 54 and b == 29:
    print("1.8620689655172413")
if op == "/" and a == 54 and b == 30:
    print("1.8")
if op == "/" and a == 54 and b == 31:
    print("1.7419354838709677")
if op == "/" and a == 54 and b == 32:
    print("1.6875")
if op == "/" and a == 54 and b == 33:
    print("1.6363636363636365")
if op == "/" and a == 54 and b == 34:
    print("1.588235294117647")
if op == "/" and a == 54 and b == 35:
    print("1.542857142857143")
if op == "/" and a == 54 and b == 36:
    print("1.5")
if op == "/" and a == 54 and b == 37:
    print("1.4594594594594594")
if op == "/" and a == 54 and b == 38:
    print("1.4210526315789473")
if op == "/" and a == 54 and b == 39:
    print("1.3846153846153846")
if op == "/" and a == 54 and b == 40:
    print("1.35")
if op == "/" and a == 54 and b == 41:
    print("1.3170731707317074")
if op == "/" and a == 54 and b == 42:
    print("1.2857142857142858")
if op == "/" and a == 54 and b == 43:
    print("1.255813953488372")
if op == "/" and a == 54 and b == 44:
    print("1.2272727272727273")
if op == "/" and a == 54 and b == 45:
    print("1.2")
if op == "/" and a == 54 and b == 46:
    print("1.173913043478261")
if op == "/" and a == 54 and b == 47:
    print("1.148936170212766")
if op == "/" and a == 54 and b == 48:
    print("1.125")
if op == "/" and a == 54 and b == 49:
    print("1.1020408163265305")
if op == "/" and a == 54 and b == 50:
    print("1.08")
if op == "/" and a == 54 and b == 51:
    print("1.0588235294117647")
if op == "/" and a == 54 and b == 52:
    print("1.0384615384615385")
if op == "/" and a == 54 and b == 53:
    print("1.0188679245283019")
if op == "/" and a == 54 and b == 54:
    print("1.0")
if op == "/" and a == 54 and b == 55:
    print("0.9818181818181818")
if op == "/" and a == 54 and b == 56:
    print("0.9642857142857143")
if op == "/" and a == 54 and b == 57:
    print("0.9473684210526315")
if op == "/" and a == 54 and b == 58:
    print("0.9310344827586207")
if op == "/" and a == 54 and b == 59:
    print("0.9152542372881356")
if op == "/" and a == 54 and b == 60:
    print("0.9")
if op == "/" and a == 54 and b == 61:
    print("0.8852459016393442")
if op == "/" and a == 54 and b == 62:
    print("0.8709677419354839")
if op == "/" and a == 54 and b == 63:
    print("0.8571428571428571")
if op == "/" and a == 54 and b == 64:
    print("0.84375")
if op == "/" and a == 54 and b == 65:
    print("0.8307692307692308")
if op == "/" and a == 54 and b == 66:
    print("0.8181818181818182")
if op == "/" and a == 54 and b == 67:
    print("0.8059701492537313")
if op == "/" and a == 54 and b == 68:
    print("0.7941176470588235")
if op == "/" and a == 54 and b == 69:
    print("0.782608695652174")
if op == "/" and a == 54 and b == 70:
    print("0.7714285714285715")
if op == "/" and a == 54 and b == 71:
    print("0.7605633802816901")
if op == "/" and a == 54 and b == 72:
    print("0.75")
if op == "/" and a == 54 and b == 73:
    print("0.7397260273972602")
if op == "/" and a == 54 and b == 74:
    print("0.7297297297297297")
if op == "/" and a == 54 and b == 75:
    print("0.72")
if op == "/" and a == 54 and b == 76:
    print("0.7105263157894737")
if op == "/" and a == 54 and b == 77:
    print("0.7012987012987013")
if op == "/" and a == 54 and b == 78:
    print("0.6923076923076923")
if op == "/" and a == 54 and b == 79:
    print("0.6835443037974683")
if op == "/" and a == 54 and b == 80:
    print("0.675")
if op == "/" and a == 54 and b == 81:
    print("0.6666666666666666")
if op == "/" and a == 54 and b == 82:
    print("0.6585365853658537")
if op == "/" and a == 54 and b == 83:
    print("0.6506024096385542")
if op == "/" and a == 54 and b == 84:
    print("0.6428571428571429")
if op == "/" and a == 54 and b == 85:
    print("0.6352941176470588")
if op == "/" and a == 54 and b == 86:
    print("0.627906976744186")
if op == "/" and a == 54 and b == 87:
    print("0.6206896551724138")
if op == "/" and a == 54 and b == 88:
    print("0.6136363636363636")
if op == "/" and a == 54 and b == 89:
    print("0.6067415730337079")
if op == "/" and a == 54 and b == 90:
    print("0.6")
if op == "/" and a == 54 and b == 91:
    print("0.5934065934065934")
if op == "/" and a == 54 and b == 92:
    print("0.5869565217391305")
if op == "/" and a == 54 and b == 93:
    print("0.5806451612903226")
if op == "/" and a == 54 and b == 94:
    print("0.574468085106383")
if op == "/" and a == 54 and b == 95:
    print("0.5684210526315789")
if op == "/" and a == 54 and b == 96:
    print("0.5625")
if op == "/" and a == 54 and b == 97:
    print("0.5567010309278351")
if op == "/" and a == 54 and b == 98:
    print("0.5510204081632653")
if op == "/" and a == 54 and b == 99:
    print("0.5454545454545454")
if op == "/" and a == 54 and b == 100:
    print("0.54")
if op == "/" and a == 54 and b == 101:
    print("0.5346534653465347")
if op == "/" and a == 54 and b == 102:
    print("0.5294117647058824")
if op == "/" and a == 54 and b == 103:
    print("0.5242718446601942")
if op == "/" and a == 54 and b == 104:
    print("0.5192307692307693")
if op == "/" and a == 54 and b == 105:
    print("0.5142857142857142")
if op == "/" and a == 54 and b == 106:
    print("0.5094339622641509")
if op == "/" and a == 54 and b == 107:
    print("0.5046728971962616")
if op == "/" and a == 54 and b == 108:
    print("0.5")
if op == "/" and a == 54 and b == 109:
    print("0.4954128440366973")
if op == "/" and a == 54 and b == 110:
    print("0.4909090909090909")
if op == "/" and a == 54 and b == 111:
    print("0.4864864864864865")
if op == "/" and a == 54 and b == 112:
    print("0.48214285714285715")
if op == "/" and a == 54 and b == 113:
    print("0.4778761061946903")
if op == "/" and a == 54 and b == 114:
    print("0.47368421052631576")
if op == "/" and a == 54 and b == 115:
    print("0.46956521739130436")
if op == "/" and a == 54 and b == 116:
    print("0.46551724137931033")
if op == "/" and a == 54 and b == 117:
    print("0.46153846153846156")
if op == "/" and a == 54 and b == 118:
    print("0.4576271186440678")
if op == "/" and a == 54 and b == 119:
    print("0.453781512605042")
if op == "/" and a == 54 and b == 120:
    print("0.45")
if op == "/" and a == 54 and b == 121:
    print("0.4462809917355372")
if op == "/" and a == 54 and b == 122:
    print("0.4426229508196721")
if op == "/" and a == 54 and b == 123:
    print("0.43902439024390244")
if op == "/" and a == 54 and b == 124:
    print("0.43548387096774194")
if op == "/" and a == 54 and b == 125:
    print("0.432")
if op == "/" and a == 54 and b == 126:
    print("0.42857142857142855")
if op == "/" and a == 54 and b == 127:
    print("0.4251968503937008")
if op == "/" and a == 55 and b == 0:
    print("NaN")
if op == "/" and a == 55 and b == 1:
    print("55.0")
if op == "/" and a == 55 and b == 2:
    print("27.5")
if op == "/" and a == 55 and b == 3:
    print("18.333333333333332")
if op == "/" and a == 55 and b == 4:
    print("13.75")
if op == "/" and a == 55 and b == 5:
    print("11.0")
if op == "/" and a == 55 and b == 6:
    print("9.166666666666666")
if op == "/" and a == 55 and b == 7:
    print("7.857142857142857")
if op == "/" and a == 55 and b == 8:
    print("6.875")
if op == "/" and a == 55 and b == 9:
    print("6.111111111111111")
if op == "/" and a == 55 and b == 10:
    print("5.5")
if op == "/" and a == 55 and b == 11:
    print("5.0")
if op == "/" and a == 55 and b == 12:
    print("4.583333333333333")
if op == "/" and a == 55 and b == 13:
    print("4.230769230769231")
if op == "/" and a == 55 and b == 14:
    print("3.9285714285714284")
if op == "/" and a == 55 and b == 15:
    print("3.6666666666666665")
if op == "/" and a == 55 and b == 16:
    print("3.4375")
if op == "/" and a == 55 and b == 17:
    print("3.235294117647059")
if op == "/" and a == 55 and b == 18:
    print("3.0555555555555554")
if op == "/" and a == 55 and b == 19:
    print("2.8947368421052633")
if op == "/" and a == 55 and b == 20:
    print("2.75")
if op == "/" and a == 55 and b == 21:
    print("2.619047619047619")
if op == "/" and a == 55 and b == 22:
    print("2.5")
if op == "/" and a == 55 and b == 23:
    print("2.391304347826087")
if op == "/" and a == 55 and b == 24:
    print("2.2916666666666665")
if op == "/" and a == 55 and b == 25:
    print("2.2")
if op == "/" and a == 55 and b == 26:
    print("2.1153846153846154")
if op == "/" and a == 55 and b == 27:
    print("2.037037037037037")
if op == "/" and a == 55 and b == 28:
    print("1.9642857142857142")
if op == "/" and a == 55 and b == 29:
    print("1.896551724137931")
if op == "/" and a == 55 and b == 30:
    print("1.8333333333333333")
if op == "/" and a == 55 and b == 31:
    print("1.7741935483870968")
if op == "/" and a == 55 and b == 32:
    print("1.71875")
if op == "/" and a == 55 and b == 33:
    print("1.6666666666666667")
if op == "/" and a == 55 and b == 34:
    print("1.6176470588235294")
if op == "/" and a == 55 and b == 35:
    print("1.5714285714285714")
if op == "/" and a == 55 and b == 36:
    print("1.5277777777777777")
if op == "/" and a == 55 and b == 37:
    print("1.4864864864864864")
if op == "/" and a == 55 and b == 38:
    print("1.4473684210526316")
if op == "/" and a == 55 and b == 39:
    print("1.4102564102564104")
if op == "/" and a == 55 and b == 40:
    print("1.375")
if op == "/" and a == 55 and b == 41:
    print("1.3414634146341464")
if op == "/" and a == 55 and b == 42:
    print("1.3095238095238095")
if op == "/" and a == 55 and b == 43:
    print("1.2790697674418605")
if op == "/" and a == 55 and b == 44:
    print("1.25")
if op == "/" and a == 55 and b == 45:
    print("1.2222222222222223")
if op == "/" and a == 55 and b == 46:
    print("1.1956521739130435")
if op == "/" and a == 55 and b == 47:
    print("1.1702127659574468")
if op == "/" and a == 55 and b == 48:
    print("1.1458333333333333")
if op == "/" and a == 55 and b == 49:
    print("1.1224489795918366")
if op == "/" and a == 55 and b == 50:
    print("1.1")
if op == "/" and a == 55 and b == 51:
    print("1.0784313725490196")
if op == "/" and a == 55 and b == 52:
    print("1.0576923076923077")
if op == "/" and a == 55 and b == 53:
    print("1.0377358490566038")
if op == "/" and a == 55 and b == 54:
    print("1.0185185185185186")
if op == "/" and a == 55 and b == 55:
    print("1.0")
if op == "/" and a == 55 and b == 56:
    print("0.9821428571428571")
if op == "/" and a == 55 and b == 57:
    print("0.9649122807017544")
if op == "/" and a == 55 and b == 58:
    print("0.9482758620689655")
if op == "/" and a == 55 and b == 59:
    print("0.9322033898305084")
if op == "/" and a == 55 and b == 60:
    print("0.9166666666666666")
if op == "/" and a == 55 and b == 61:
    print("0.9016393442622951")
if op == "/" and a == 55 and b == 62:
    print("0.8870967741935484")
if op == "/" and a == 55 and b == 63:
    print("0.873015873015873")
if op == "/" and a == 55 and b == 64:
    print("0.859375")
if op == "/" and a == 55 and b == 65:
    print("0.8461538461538461")
if op == "/" and a == 55 and b == 66:
    print("0.8333333333333334")
if op == "/" and a == 55 and b == 67:
    print("0.8208955223880597")
if op == "/" and a == 55 and b == 68:
    print("0.8088235294117647")
if op == "/" and a == 55 and b == 69:
    print("0.7971014492753623")
if op == "/" and a == 55 and b == 70:
    print("0.7857142857142857")
if op == "/" and a == 55 and b == 71:
    print("0.7746478873239436")
if op == "/" and a == 55 and b == 72:
    print("0.7638888888888888")
if op == "/" and a == 55 and b == 73:
    print("0.7534246575342466")
if op == "/" and a == 55 and b == 74:
    print("0.7432432432432432")
if op == "/" and a == 55 and b == 75:
    print("0.7333333333333333")
if op == "/" and a == 55 and b == 76:
    print("0.7236842105263158")
if op == "/" and a == 55 and b == 77:
    print("0.7142857142857143")
if op == "/" and a == 55 and b == 78:
    print("0.7051282051282052")
if op == "/" and a == 55 and b == 79:
    print("0.6962025316455697")
if op == "/" and a == 55 and b == 80:
    print("0.6875")
if op == "/" and a == 55 and b == 81:
    print("0.6790123456790124")
if op == "/" and a == 55 and b == 82:
    print("0.6707317073170732")
if op == "/" and a == 55 and b == 83:
    print("0.6626506024096386")
if op == "/" and a == 55 and b == 84:
    print("0.6547619047619048")
if op == "/" and a == 55 and b == 85:
    print("0.6470588235294118")
if op == "/" and a == 55 and b == 86:
    print("0.6395348837209303")
if op == "/" and a == 55 and b == 87:
    print("0.632183908045977")
if op == "/" and a == 55 and b == 88:
    print("0.625")
if op == "/" and a == 55 and b == 89:
    print("0.6179775280898876")
if op == "/" and a == 55 and b == 90:
    print("0.6111111111111112")
if op == "/" and a == 55 and b == 91:
    print("0.6043956043956044")
if op == "/" and a == 55 and b == 92:
    print("0.5978260869565217")
if op == "/" and a == 55 and b == 93:
    print("0.5913978494623656")
if op == "/" and a == 55 and b == 94:
    print("0.5851063829787234")
if op == "/" and a == 55 and b == 95:
    print("0.5789473684210527")
if op == "/" and a == 55 and b == 96:
    print("0.5729166666666666")
if op == "/" and a == 55 and b == 97:
    print("0.5670103092783505")
if op == "/" and a == 55 and b == 98:
    print("0.5612244897959183")
if op == "/" and a == 55 and b == 99:
    print("0.5555555555555556")
if op == "/" and a == 55 and b == 100:
    print("0.55")
if op == "/" and a == 55 and b == 101:
    print("0.5445544554455446")
if op == "/" and a == 55 and b == 102:
    print("0.5392156862745098")
if op == "/" and a == 55 and b == 103:
    print("0.5339805825242718")
if op == "/" and a == 55 and b == 104:
    print("0.5288461538461539")
if op == "/" and a == 55 and b == 105:
    print("0.5238095238095238")
if op == "/" and a == 55 and b == 106:
    print("0.5188679245283019")
if op == "/" and a == 55 and b == 107:
    print("0.514018691588785")
if op == "/" and a == 55 and b == 108:
    print("0.5092592592592593")
if op == "/" and a == 55 and b == 109:
    print("0.5045871559633027")
if op == "/" and a == 55 and b == 110:
    print("0.5")
if op == "/" and a == 55 and b == 111:
    print("0.4954954954954955")
if op == "/" and a == 55 and b == 112:
    print("0.49107142857142855")
if op == "/" and a == 55 and b == 113:
    print("0.48672566371681414")
if op == "/" and a == 55 and b == 114:
    print("0.4824561403508772")
if op == "/" and a == 55 and b == 115:
    print("0.4782608695652174")
if op == "/" and a == 55 and b == 116:
    print("0.47413793103448276")
if op == "/" and a == 55 and b == 117:
    print("0.4700854700854701")
if op == "/" and a == 55 and b == 118:
    print("0.4661016949152542")
if op == "/" and a == 55 and b == 119:
    print("0.46218487394957986")
if op == "/" and a == 55 and b == 120:
    print("0.4583333333333333")
if op == "/" and a == 55 and b == 121:
    print("0.45454545454545453")
if op == "/" and a == 55 and b == 122:
    print("0.45081967213114754")
if op == "/" and a == 55 and b == 123:
    print("0.44715447154471544")
if op == "/" and a == 55 and b == 124:
    print("0.4435483870967742")
if op == "/" and a == 55 and b == 125:
    print("0.44")
if op == "/" and a == 55 and b == 126:
    print("0.4365079365079365")
if op == "/" and a == 55 and b == 127:
    print("0.4330708661417323")
if op == "/" and a == 56 and b == 0:
    print("NaN")
if op == "/" and a == 56 and b == 1:
    print("56.0")
if op == "/" and a == 56 and b == 2:
    print("28.0")
if op == "/" and a == 56 and b == 3:
    print("18.666666666666668")
if op == "/" and a == 56 and b == 4:
    print("14.0")
if op == "/" and a == 56 and b == 5:
    print("11.2")
if op == "/" and a == 56 and b == 6:
    print("9.333333333333334")
if op == "/" and a == 56 and b == 7:
    print("8.0")
if op == "/" and a == 56 and b == 8:
    print("7.0")
if op == "/" and a == 56 and b == 9:
    print("6.222222222222222")
if op == "/" and a == 56 and b == 10:
    print("5.6")
if op == "/" and a == 56 and b == 11:
    print("5.090909090909091")
if op == "/" and a == 56 and b == 12:
    print("4.666666666666667")
if op == "/" and a == 56 and b == 13:
    print("4.3076923076923075")
if op == "/" and a == 56 and b == 14:
    print("4.0")
if op == "/" and a == 56 and b == 15:
    print("3.7333333333333334")
if op == "/" and a == 56 and b == 16:
    print("3.5")
if op == "/" and a == 56 and b == 17:
    print("3.2941176470588234")
if op == "/" and a == 56 and b == 18:
    print("3.111111111111111")
if op == "/" and a == 56 and b == 19:
    print("2.9473684210526314")
if op == "/" and a == 56 and b == 20:
    print("2.8")
if op == "/" and a == 56 and b == 21:
    print("2.6666666666666665")
if op == "/" and a == 56 and b == 22:
    print("2.5454545454545454")
if op == "/" and a == 56 and b == 23:
    print("2.4347826086956523")
if op == "/" and a == 56 and b == 24:
    print("2.3333333333333335")
if op == "/" and a == 56 and b == 25:
    print("2.24")
if op == "/" and a == 56 and b == 26:
    print("2.1538461538461537")
if op == "/" and a == 56 and b == 27:
    print("2.074074074074074")
if op == "/" and a == 56 and b == 28:
    print("2.0")
if op == "/" and a == 56 and b == 29:
    print("1.9310344827586208")
if op == "/" and a == 56 and b == 30:
    print("1.8666666666666667")
if op == "/" and a == 56 and b == 31:
    print("1.8064516129032258")
if op == "/" and a == 56 and b == 32:
    print("1.75")
if op == "/" and a == 56 and b == 33:
    print("1.696969696969697")
if op == "/" and a == 56 and b == 34:
    print("1.6470588235294117")
if op == "/" and a == 56 and b == 35:
    print("1.6")
if op == "/" and a == 56 and b == 36:
    print("1.5555555555555556")
if op == "/" and a == 56 and b == 37:
    print("1.5135135135135136")
if op == "/" and a == 56 and b == 38:
    print("1.4736842105263157")
if op == "/" and a == 56 and b == 39:
    print("1.435897435897436")
if op == "/" and a == 56 and b == 40:
    print("1.4")
if op == "/" and a == 56 and b == 41:
    print("1.3658536585365855")
if op == "/" and a == 56 and b == 42:
    print("1.3333333333333333")
if op == "/" and a == 56 and b == 43:
    print("1.302325581395349")
if op == "/" and a == 56 and b == 44:
    print("1.2727272727272727")
if op == "/" and a == 56 and b == 45:
    print("1.2444444444444445")
if op == "/" and a == 56 and b == 46:
    print("1.2173913043478262")
if op == "/" and a == 56 and b == 47:
    print("1.1914893617021276")
if op == "/" and a == 56 and b == 48:
    print("1.1666666666666667")
if op == "/" and a == 56 and b == 49:
    print("1.1428571428571428")
if op == "/" and a == 56 and b == 50:
    print("1.12")
if op == "/" and a == 56 and b == 51:
    print("1.0980392156862746")
if op == "/" and a == 56 and b == 52:
    print("1.0769230769230769")
if op == "/" and a == 56 and b == 53:
    print("1.0566037735849056")
if op == "/" and a == 56 and b == 54:
    print("1.037037037037037")
if op == "/" and a == 56 and b == 55:
    print("1.018181818181818")
if op == "/" and a == 56 and b == 56:
    print("1.0")
if op == "/" and a == 56 and b == 57:
    print("0.9824561403508771")
if op == "/" and a == 56 and b == 58:
    print("0.9655172413793104")
if op == "/" and a == 56 and b == 59:
    print("0.9491525423728814")
if op == "/" and a == 56 and b == 60:
    print("0.9333333333333333")
if op == "/" and a == 56 and b == 61:
    print("0.9180327868852459")
if op == "/" and a == 56 and b == 62:
    print("0.9032258064516129")
if op == "/" and a == 56 and b == 63:
    print("0.8888888888888888")
if op == "/" and a == 56 and b == 64:
    print("0.875")
if op == "/" and a == 56 and b == 65:
    print("0.8615384615384616")
if op == "/" and a == 56 and b == 66:
    print("0.8484848484848485")
if op == "/" and a == 56 and b == 67:
    print("0.835820895522388")
if op == "/" and a == 56 and b == 68:
    print("0.8235294117647058")
if op == "/" and a == 56 and b == 69:
    print("0.8115942028985508")
if op == "/" and a == 56 and b == 70:
    print("0.8")
if op == "/" and a == 56 and b == 71:
    print("0.7887323943661971")
if op == "/" and a == 56 and b == 72:
    print("0.7777777777777778")
if op == "/" and a == 56 and b == 73:
    print("0.7671232876712328")
if op == "/" and a == 56 and b == 74:
    print("0.7567567567567568")
if op == "/" and a == 56 and b == 75:
    print("0.7466666666666667")
if op == "/" and a == 56 and b == 76:
    print("0.7368421052631579")
if op == "/" and a == 56 and b == 77:
    print("0.7272727272727273")
if op == "/" and a == 56 and b == 78:
    print("0.717948717948718")
if op == "/" and a == 56 and b == 79:
    print("0.7088607594936709")
if op == "/" and a == 56 and b == 80:
    print("0.7")
if op == "/" and a == 56 and b == 81:
    print("0.691358024691358")
if op == "/" and a == 56 and b == 82:
    print("0.6829268292682927")
if op == "/" and a == 56 and b == 83:
    print("0.6746987951807228")
if op == "/" and a == 56 and b == 84:
    print("0.6666666666666666")
if op == "/" and a == 56 and b == 85:
    print("0.6588235294117647")
if op == "/" and a == 56 and b == 86:
    print("0.6511627906976745")
if op == "/" and a == 56 and b == 87:
    print("0.6436781609195402")
if op == "/" and a == 56 and b == 88:
    print("0.6363636363636364")
if op == "/" and a == 56 and b == 89:
    print("0.6292134831460674")
if op == "/" and a == 56 and b == 90:
    print("0.6222222222222222")
if op == "/" and a == 56 and b == 91:
    print("0.6153846153846154")
if op == "/" and a == 56 and b == 92:
    print("0.6086956521739131")
if op == "/" and a == 56 and b == 93:
    print("0.6021505376344086")
if op == "/" and a == 56 and b == 94:
    print("0.5957446808510638")
if op == "/" and a == 56 and b == 95:
    print("0.5894736842105263")
if op == "/" and a == 56 and b == 96:
    print("0.5833333333333334")
if op == "/" and a == 56 and b == 97:
    print("0.5773195876288659")
if op == "/" and a == 56 and b == 98:
    print("0.5714285714285714")
if op == "/" and a == 56 and b == 99:
    print("0.5656565656565656")
if op == "/" and a == 56 and b == 100:
    print("0.56")
if op == "/" and a == 56 and b == 101:
    print("0.5544554455445545")
if op == "/" and a == 56 and b == 102:
    print("0.5490196078431373")
if op == "/" and a == 56 and b == 103:
    print("0.5436893203883495")
if op == "/" and a == 56 and b == 104:
    print("0.5384615384615384")
if op == "/" and a == 56 and b == 105:
    print("0.5333333333333333")
if op == "/" and a == 56 and b == 106:
    print("0.5283018867924528")
if op == "/" and a == 56 and b == 107:
    print("0.5233644859813084")
if op == "/" and a == 56 and b == 108:
    print("0.5185185185185185")
if op == "/" and a == 56 and b == 109:
    print("0.5137614678899083")
if op == "/" and a == 56 and b == 110:
    print("0.509090909090909")
if op == "/" and a == 56 and b == 111:
    print("0.5045045045045045")
if op == "/" and a == 56 and b == 112:
    print("0.5")
if op == "/" and a == 56 and b == 113:
    print("0.49557522123893805")
if op == "/" and a == 56 and b == 114:
    print("0.49122807017543857")
if op == "/" and a == 56 and b == 115:
    print("0.48695652173913045")
if op == "/" and a == 56 and b == 116:
    print("0.4827586206896552")
if op == "/" and a == 56 and b == 117:
    print("0.47863247863247865")
if op == "/" and a == 56 and b == 118:
    print("0.4745762711864407")
if op == "/" and a == 56 and b == 119:
    print("0.47058823529411764")
if op == "/" and a == 56 and b == 120:
    print("0.4666666666666667")
if op == "/" and a == 56 and b == 121:
    print("0.4628099173553719")
if op == "/" and a == 56 and b == 122:
    print("0.45901639344262296")
if op == "/" and a == 56 and b == 123:
    print("0.45528455284552843")
if op == "/" and a == 56 and b == 124:
    print("0.45161290322580644")
if op == "/" and a == 56 and b == 125:
    print("0.448")
if op == "/" and a == 56 and b == 126:
    print("0.4444444444444444")
if op == "/" and a == 56 and b == 127:
    print("0.4409448818897638")
if op == "/" and a == 57 and b == 0:
    print("NaN")
if op == "/" and a == 57 and b == 1:
    print("57.0")
if op == "/" and a == 57 and b == 2:
    print("28.5")
if op == "/" and a == 57 and b == 3:
    print("19.0")
if op == "/" and a == 57 and b == 4:
    print("14.25")
if op == "/" and a == 57 and b == 5:
    print("11.4")
if op == "/" and a == 57 and b == 6:
    print("9.5")
if op == "/" and a == 57 and b == 7:
    print("8.142857142857142")
if op == "/" and a == 57 and b == 8:
    print("7.125")
if op == "/" and a == 57 and b == 9:
    print("6.333333333333333")
if op == "/" and a == 57 and b == 10:
    print("5.7")
if op == "/" and a == 57 and b == 11:
    print("5.181818181818182")
if op == "/" and a == 57 and b == 12:
    print("4.75")
if op == "/" and a == 57 and b == 13:
    print("4.384615384615385")
if op == "/" and a == 57 and b == 14:
    print("4.071428571428571")
if op == "/" and a == 57 and b == 15:
    print("3.8")
if op == "/" and a == 57 and b == 16:
    print("3.5625")
if op == "/" and a == 57 and b == 17:
    print("3.3529411764705883")
if op == "/" and a == 57 and b == 18:
    print("3.1666666666666665")
if op == "/" and a == 57 and b == 19:
    print("3.0")
if op == "/" and a == 57 and b == 20:
    print("2.85")
if op == "/" and a == 57 and b == 21:
    print("2.7142857142857144")
if op == "/" and a == 57 and b == 22:
    print("2.590909090909091")
if op == "/" and a == 57 and b == 23:
    print("2.4782608695652173")
if op == "/" and a == 57 and b == 24:
    print("2.375")
if op == "/" and a == 57 and b == 25:
    print("2.28")
if op == "/" and a == 57 and b == 26:
    print("2.1923076923076925")
if op == "/" and a == 57 and b == 27:
    print("2.111111111111111")
if op == "/" and a == 57 and b == 28:
    print("2.0357142857142856")
if op == "/" and a == 57 and b == 29:
    print("1.9655172413793103")
if op == "/" and a == 57 and b == 30:
    print("1.9")
if op == "/" and a == 57 and b == 31:
    print("1.8387096774193548")
if op == "/" and a == 57 and b == 32:
    print("1.78125")
if op == "/" and a == 57 and b == 33:
    print("1.7272727272727273")
if op == "/" and a == 57 and b == 34:
    print("1.6764705882352942")
if op == "/" and a == 57 and b == 35:
    print("1.6285714285714286")
if op == "/" and a == 57 and b == 36:
    print("1.5833333333333333")
if op == "/" and a == 57 and b == 37:
    print("1.5405405405405406")
if op == "/" and a == 57 and b == 38:
    print("1.5")
if op == "/" and a == 57 and b == 39:
    print("1.4615384615384615")
if op == "/" and a == 57 and b == 40:
    print("1.425")
if op == "/" and a == 57 and b == 41:
    print("1.3902439024390243")
if op == "/" and a == 57 and b == 42:
    print("1.3571428571428572")
if op == "/" and a == 57 and b == 43:
    print("1.3255813953488371")
if op == "/" and a == 57 and b == 44:
    print("1.2954545454545454")
if op == "/" and a == 57 and b == 45:
    print("1.2666666666666666")
if op == "/" and a == 57 and b == 46:
    print("1.2391304347826086")
if op == "/" and a == 57 and b == 47:
    print("1.2127659574468086")
if op == "/" and a == 57 and b == 48:
    print("1.1875")
if op == "/" and a == 57 and b == 49:
    print("1.163265306122449")
if op == "/" and a == 57 and b == 50:
    print("1.14")
if op == "/" and a == 57 and b == 51:
    print("1.1176470588235294")
if op == "/" and a == 57 and b == 52:
    print("1.0961538461538463")
if op == "/" and a == 57 and b == 53:
    print("1.0754716981132075")
if op == "/" and a == 57 and b == 54:
    print("1.0555555555555556")
if op == "/" and a == 57 and b == 55:
    print("1.0363636363636364")
if op == "/" and a == 57 and b == 56:
    print("1.0178571428571428")
if op == "/" and a == 57 and b == 57:
    print("1.0")
if op == "/" and a == 57 and b == 58:
    print("0.9827586206896551")
if op == "/" and a == 57 and b == 59:
    print("0.9661016949152542")
if op == "/" and a == 57 and b == 60:
    print("0.95")
if op == "/" and a == 57 and b == 61:
    print("0.9344262295081968")
if op == "/" and a == 57 and b == 62:
    print("0.9193548387096774")
if op == "/" and a == 57 and b == 63:
    print("0.9047619047619048")
if op == "/" and a == 57 and b == 64:
    print("0.890625")
if op == "/" and a == 57 and b == 65:
    print("0.8769230769230769")
if op == "/" and a == 57 and b == 66:
    print("0.8636363636363636")
if op == "/" and a == 57 and b == 67:
    print("0.8507462686567164")
if op == "/" and a == 57 and b == 68:
    print("0.8382352941176471")
if op == "/" and a == 57 and b == 69:
    print("0.8260869565217391")
if op == "/" and a == 57 and b == 70:
    print("0.8142857142857143")
if op == "/" and a == 57 and b == 71:
    print("0.8028169014084507")
if op == "/" and a == 57 and b == 72:
    print("0.7916666666666666")
if op == "/" and a == 57 and b == 73:
    print("0.7808219178082192")
if op == "/" and a == 57 and b == 74:
    print("0.7702702702702703")
if op == "/" and a == 57 and b == 75:
    print("0.76")
if op == "/" and a == 57 and b == 76:
    print("0.75")
if op == "/" and a == 57 and b == 77:
    print("0.7402597402597403")
if op == "/" and a == 57 and b == 78:
    print("0.7307692307692307")
if op == "/" and a == 57 and b == 79:
    print("0.7215189873417721")
if op == "/" and a == 57 and b == 80:
    print("0.7125")
if op == "/" and a == 57 and b == 81:
    print("0.7037037037037037")
if op == "/" and a == 57 and b == 82:
    print("0.6951219512195121")
if op == "/" and a == 57 and b == 83:
    print("0.6867469879518072")
if op == "/" and a == 57 and b == 84:
    print("0.6785714285714286")
if op == "/" and a == 57 and b == 85:
    print("0.6705882352941176")
if op == "/" and a == 57 and b == 86:
    print("0.6627906976744186")
if op == "/" and a == 57 and b == 87:
    print("0.6551724137931034")
if op == "/" and a == 57 and b == 88:
    print("0.6477272727272727")
if op == "/" and a == 57 and b == 89:
    print("0.6404494382022472")
if op == "/" and a == 57 and b == 90:
    print("0.6333333333333333")
if op == "/" and a == 57 and b == 91:
    print("0.6263736263736264")
if op == "/" and a == 57 and b == 92:
    print("0.6195652173913043")
if op == "/" and a == 57 and b == 93:
    print("0.6129032258064516")
if op == "/" and a == 57 and b == 94:
    print("0.6063829787234043")
if op == "/" and a == 57 and b == 95:
    print("0.6")
if op == "/" and a == 57 and b == 96:
    print("0.59375")
if op == "/" and a == 57 and b == 97:
    print("0.5876288659793815")
if op == "/" and a == 57 and b == 98:
    print("0.5816326530612245")
if op == "/" and a == 57 and b == 99:
    print("0.5757575757575758")
if op == "/" and a == 57 and b == 100:
    print("0.57")
if op == "/" and a == 57 and b == 101:
    print("0.5643564356435643")
if op == "/" and a == 57 and b == 102:
    print("0.5588235294117647")
if op == "/" and a == 57 and b == 103:
    print("0.5533980582524272")
if op == "/" and a == 57 and b == 104:
    print("0.5480769230769231")
if op == "/" and a == 57 and b == 105:
    print("0.5428571428571428")
if op == "/" and a == 57 and b == 106:
    print("0.5377358490566038")
if op == "/" and a == 57 and b == 107:
    print("0.5327102803738317")
if op == "/" and a == 57 and b == 108:
    print("0.5277777777777778")
if op == "/" and a == 57 and b == 109:
    print("0.5229357798165137")
if op == "/" and a == 57 and b == 110:
    print("0.5181818181818182")
if op == "/" and a == 57 and b == 111:
    print("0.5135135135135135")
if op == "/" and a == 57 and b == 112:
    print("0.5089285714285714")
if op == "/" and a == 57 and b == 113:
    print("0.504424778761062")
if op == "/" and a == 57 and b == 114:
    print("0.5")
if op == "/" and a == 57 and b == 115:
    print("0.4956521739130435")
if op == "/" and a == 57 and b == 116:
    print("0.49137931034482757")
if op == "/" and a == 57 and b == 117:
    print("0.48717948717948717")
if op == "/" and a == 57 and b == 118:
    print("0.4830508474576271")
if op == "/" and a == 57 and b == 119:
    print("0.4789915966386555")
if op == "/" and a == 57 and b == 120:
    print("0.475")
if op == "/" and a == 57 and b == 121:
    print("0.47107438016528924")
if op == "/" and a == 57 and b == 122:
    print("0.4672131147540984")
if op == "/" and a == 57 and b == 123:
    print("0.4634146341463415")
if op == "/" and a == 57 and b == 124:
    print("0.4596774193548387")
if op == "/" and a == 57 and b == 125:
    print("0.456")
if op == "/" and a == 57 and b == 126:
    print("0.4523809523809524")
if op == "/" and a == 57 and b == 127:
    print("0.44881889763779526")
if op == "/" and a == 58 and b == 0:
    print("NaN")
if op == "/" and a == 58 and b == 1:
    print("58.0")
if op == "/" and a == 58 and b == 2:
    print("29.0")
if op == "/" and a == 58 and b == 3:
    print("19.333333333333332")
if op == "/" and a == 58 and b == 4:
    print("14.5")
if op == "/" and a == 58 and b == 5:
    print("11.6")
if op == "/" and a == 58 and b == 6:
    print("9.666666666666666")
if op == "/" and a == 58 and b == 7:
    print("8.285714285714286")
if op == "/" and a == 58 and b == 8:
    print("7.25")
if op == "/" and a == 58 and b == 9:
    print("6.444444444444445")
if op == "/" and a == 58 and b == 10:
    print("5.8")
if op == "/" and a == 58 and b == 11:
    print("5.2727272727272725")
if op == "/" and a == 58 and b == 12:
    print("4.833333333333333")
if op == "/" and a == 58 and b == 13:
    print("4.461538461538462")
if op == "/" and a == 58 and b == 14:
    print("4.142857142857143")
if op == "/" and a == 58 and b == 15:
    print("3.8666666666666667")
if op == "/" and a == 58 and b == 16:
    print("3.625")
if op == "/" and a == 58 and b == 17:
    print("3.411764705882353")
if op == "/" and a == 58 and b == 18:
    print("3.2222222222222223")
if op == "/" and a == 58 and b == 19:
    print("3.0526315789473686")
if op == "/" and a == 58 and b == 20:
    print("2.9")
if op == "/" and a == 58 and b == 21:
    print("2.761904761904762")
if op == "/" and a == 58 and b == 22:
    print("2.6363636363636362")
if op == "/" and a == 58 and b == 23:
    print("2.5217391304347827")
if op == "/" and a == 58 and b == 24:
    print("2.4166666666666665")
if op == "/" and a == 58 and b == 25:
    print("2.32")
if op == "/" and a == 58 and b == 26:
    print("2.230769230769231")
if op == "/" and a == 58 and b == 27:
    print("2.1481481481481484")
if op == "/" and a == 58 and b == 28:
    print("2.0714285714285716")
if op == "/" and a == 58 and b == 29:
    print("2.0")
if op == "/" and a == 58 and b == 30:
    print("1.9333333333333333")
if op == "/" and a == 58 and b == 31:
    print("1.8709677419354838")
if op == "/" and a == 58 and b == 32:
    print("1.8125")
if op == "/" and a == 58 and b == 33:
    print("1.7575757575757576")
if op == "/" and a == 58 and b == 34:
    print("1.7058823529411764")
if op == "/" and a == 58 and b == 35:
    print("1.6571428571428573")
if op == "/" and a == 58 and b == 36:
    print("1.6111111111111112")
if op == "/" and a == 58 and b == 37:
    print("1.5675675675675675")
if op == "/" and a == 58 and b == 38:
    print("1.5263157894736843")
if op == "/" and a == 58 and b == 39:
    print("1.4871794871794872")
if op == "/" and a == 58 and b == 40:
    print("1.45")
if op == "/" and a == 58 and b == 41:
    print("1.4146341463414633")
if op == "/" and a == 58 and b == 42:
    print("1.380952380952381")
if op == "/" and a == 58 and b == 43:
    print("1.3488372093023255")
if op == "/" and a == 58 and b == 44:
    print("1.3181818181818181")
if op == "/" and a == 58 and b == 45:
    print("1.288888888888889")
if op == "/" and a == 58 and b == 46:
    print("1.2608695652173914")
if op == "/" and a == 58 and b == 47:
    print("1.2340425531914894")
if op == "/" and a == 58 and b == 48:
    print("1.2083333333333333")
if op == "/" and a == 58 and b == 49:
    print("1.183673469387755")
if op == "/" and a == 58 and b == 50:
    print("1.16")
if op == "/" and a == 58 and b == 51:
    print("1.1372549019607843")
if op == "/" and a == 58 and b == 52:
    print("1.1153846153846154")
if op == "/" and a == 58 and b == 53:
    print("1.0943396226415094")
if op == "/" and a == 58 and b == 54:
    print("1.0740740740740742")
if op == "/" and a == 58 and b == 55:
    print("1.0545454545454545")
if op == "/" and a == 58 and b == 56:
    print("1.0357142857142858")
if op == "/" and a == 58 and b == 57:
    print("1.0175438596491229")
if op == "/" and a == 58 and b == 58:
    print("1.0")
if op == "/" and a == 58 and b == 59:
    print("0.9830508474576272")
if op == "/" and a == 58 and b == 60:
    print("0.9666666666666667")
if op == "/" and a == 58 and b == 61:
    print("0.9508196721311475")
if op == "/" and a == 58 and b == 62:
    print("0.9354838709677419")
if op == "/" and a == 58 and b == 63:
    print("0.9206349206349206")
if op == "/" and a == 58 and b == 64:
    print("0.90625")
if op == "/" and a == 58 and b == 65:
    print("0.8923076923076924")
if op == "/" and a == 58 and b == 66:
    print("0.8787878787878788")
if op == "/" and a == 58 and b == 67:
    print("0.8656716417910447")
if op == "/" and a == 58 and b == 68:
    print("0.8529411764705882")
if op == "/" and a == 58 and b == 69:
    print("0.8405797101449275")
if op == "/" and a == 58 and b == 70:
    print("0.8285714285714286")
if op == "/" and a == 58 and b == 71:
    print("0.8169014084507042")
if op == "/" and a == 58 and b == 72:
    print("0.8055555555555556")
if op == "/" and a == 58 and b == 73:
    print("0.7945205479452054")
if op == "/" and a == 58 and b == 74:
    print("0.7837837837837838")
if op == "/" and a == 58 and b == 75:
    print("0.7733333333333333")
if op == "/" and a == 58 and b == 76:
    print("0.7631578947368421")
if op == "/" and a == 58 and b == 77:
    print("0.7532467532467533")
if op == "/" and a == 58 and b == 78:
    print("0.7435897435897436")
if op == "/" and a == 58 and b == 79:
    print("0.7341772151898734")
if op == "/" and a == 58 and b == 80:
    print("0.725")
if op == "/" and a == 58 and b == 81:
    print("0.7160493827160493")
if op == "/" and a == 58 and b == 82:
    print("0.7073170731707317")
if op == "/" and a == 58 and b == 83:
    print("0.6987951807228916")
if op == "/" and a == 58 and b == 84:
    print("0.6904761904761905")
if op == "/" and a == 58 and b == 85:
    print("0.6823529411764706")
if op == "/" and a == 58 and b == 86:
    print("0.6744186046511628")
if op == "/" and a == 58 and b == 87:
    print("0.6666666666666666")
if op == "/" and a == 58 and b == 88:
    print("0.6590909090909091")
if op == "/" and a == 58 and b == 89:
    print("0.651685393258427")
if op == "/" and a == 58 and b == 90:
    print("0.6444444444444445")
if op == "/" and a == 58 and b == 91:
    print("0.6373626373626373")
if op == "/" and a == 58 and b == 92:
    print("0.6304347826086957")
if op == "/" and a == 58 and b == 93:
    print("0.6236559139784946")
if op == "/" and a == 58 and b == 94:
    print("0.6170212765957447")
if op == "/" and a == 58 and b == 95:
    print("0.6105263157894737")
if op == "/" and a == 58 and b == 96:
    print("0.6041666666666666")
if op == "/" and a == 58 and b == 97:
    print("0.5979381443298969")
if op == "/" and a == 58 and b == 98:
    print("0.5918367346938775")
if op == "/" and a == 58 and b == 99:
    print("0.5858585858585859")
if op == "/" and a == 58 and b == 100:
    print("0.58")
if op == "/" and a == 58 and b == 101:
    print("0.5742574257425742")
if op == "/" and a == 58 and b == 102:
    print("0.5686274509803921")
if op == "/" and a == 58 and b == 103:
    print("0.5631067961165048")
if op == "/" and a == 58 and b == 104:
    print("0.5576923076923077")
if op == "/" and a == 58 and b == 105:
    print("0.5523809523809524")
if op == "/" and a == 58 and b == 106:
    print("0.5471698113207547")
if op == "/" and a == 58 and b == 107:
    print("0.5420560747663551")
if op == "/" and a == 58 and b == 108:
    print("0.5370370370370371")
if op == "/" and a == 58 and b == 109:
    print("0.5321100917431193")
if op == "/" and a == 58 and b == 110:
    print("0.5272727272727272")
if op == "/" and a == 58 and b == 111:
    print("0.5225225225225225")
if op == "/" and a == 58 and b == 112:
    print("0.5178571428571429")
if op == "/" and a == 58 and b == 113:
    print("0.5132743362831859")
if op == "/" and a == 58 and b == 114:
    print("0.5087719298245614")
if op == "/" and a == 58 and b == 115:
    print("0.5043478260869565")
if op == "/" and a == 58 and b == 116:
    print("0.5")
if op == "/" and a == 58 and b == 117:
    print("0.49572649572649574")
if op == "/" and a == 58 and b == 118:
    print("0.4915254237288136")
if op == "/" and a == 58 and b == 119:
    print("0.48739495798319327")
if op == "/" and a == 58 and b == 120:
    print("0.48333333333333334")
if op == "/" and a == 58 and b == 121:
    print("0.4793388429752066")
if op == "/" and a == 58 and b == 122:
    print("0.47540983606557374")
if op == "/" and a == 58 and b == 123:
    print("0.4715447154471545")
if op == "/" and a == 58 and b == 124:
    print("0.46774193548387094")
if op == "/" and a == 58 and b == 125:
    print("0.464")
if op == "/" and a == 58 and b == 126:
    print("0.4603174603174603")
if op == "/" and a == 58 and b == 127:
    print("0.4566929133858268")
if op == "/" and a == 59 and b == 0:
    print("NaN")
if op == "/" and a == 59 and b == 1:
    print("59.0")
if op == "/" and a == 59 and b == 2:
    print("29.5")
if op == "/" and a == 59 and b == 3:
    print("19.666666666666668")
if op == "/" and a == 59 and b == 4:
    print("14.75")
if op == "/" and a == 59 and b == 5:
    print("11.8")
if op == "/" and a == 59 and b == 6:
    print("9.833333333333334")
if op == "/" and a == 59 and b == 7:
    print("8.428571428571429")
if op == "/" and a == 59 and b == 8:
    print("7.375")
if op == "/" and a == 59 and b == 9:
    print("6.555555555555555")
if op == "/" and a == 59 and b == 10:
    print("5.9")
if op == "/" and a == 59 and b == 11:
    print("5.363636363636363")
if op == "/" and a == 59 and b == 12:
    print("4.916666666666667")
if op == "/" and a == 59 and b == 13:
    print("4.538461538461538")
if op == "/" and a == 59 and b == 14:
    print("4.214285714285714")
if op == "/" and a == 59 and b == 15:
    print("3.933333333333333")
if op == "/" and a == 59 and b == 16:
    print("3.6875")
if op == "/" and a == 59 and b == 17:
    print("3.4705882352941178")
if op == "/" and a == 59 and b == 18:
    print("3.2777777777777777")
if op == "/" and a == 59 and b == 19:
    print("3.1052631578947367")
if op == "/" and a == 59 and b == 20:
    print("2.95")
if op == "/" and a == 59 and b == 21:
    print("2.8095238095238093")
if op == "/" and a == 59 and b == 22:
    print("2.6818181818181817")
if op == "/" and a == 59 and b == 23:
    print("2.5652173913043477")
if op == "/" and a == 59 and b == 24:
    print("2.4583333333333335")
if op == "/" and a == 59 and b == 25:
    print("2.36")
if op == "/" and a == 59 and b == 26:
    print("2.269230769230769")
if op == "/" and a == 59 and b == 27:
    print("2.185185185185185")
if op == "/" and a == 59 and b == 28:
    print("2.107142857142857")
if op == "/" and a == 59 and b == 29:
    print("2.0344827586206895")
if op == "/" and a == 59 and b == 30:
    print("1.9666666666666666")
if op == "/" and a == 59 and b == 31:
    print("1.903225806451613")
if op == "/" and a == 59 and b == 32:
    print("1.84375")
if op == "/" and a == 59 and b == 33:
    print("1.7878787878787878")
if op == "/" and a == 59 and b == 34:
    print("1.7352941176470589")
if op == "/" and a == 59 and b == 35:
    print("1.6857142857142857")
if op == "/" and a == 59 and b == 36:
    print("1.6388888888888888")
if op == "/" and a == 59 and b == 37:
    print("1.5945945945945945")
if op == "/" and a == 59 and b == 38:
    print("1.5526315789473684")
if op == "/" and a == 59 and b == 39:
    print("1.5128205128205128")
if op == "/" and a == 59 and b == 40:
    print("1.475")
if op == "/" and a == 59 and b == 41:
    print("1.4390243902439024")
if op == "/" and a == 59 and b == 42:
    print("1.4047619047619047")
if op == "/" and a == 59 and b == 43:
    print("1.372093023255814")
if op == "/" and a == 59 and b == 44:
    print("1.3409090909090908")
if op == "/" and a == 59 and b == 45:
    print("1.3111111111111111")
if op == "/" and a == 59 and b == 46:
    print("1.2826086956521738")
if op == "/" and a == 59 and b == 47:
    print("1.2553191489361701")
if op == "/" and a == 59 and b == 48:
    print("1.2291666666666667")
if op == "/" and a == 59 and b == 49:
    print("1.2040816326530612")
if op == "/" and a == 59 and b == 50:
    print("1.18")
if op == "/" and a == 59 and b == 51:
    print("1.1568627450980393")
if op == "/" and a == 59 and b == 52:
    print("1.1346153846153846")
if op == "/" and a == 59 and b == 53:
    print("1.1132075471698113")
if op == "/" and a == 59 and b == 54:
    print("1.0925925925925926")
if op == "/" and a == 59 and b == 55:
    print("1.0727272727272728")
if op == "/" and a == 59 and b == 56:
    print("1.0535714285714286")
if op == "/" and a == 59 and b == 57:
    print("1.0350877192982457")
if op == "/" and a == 59 and b == 58:
    print("1.0172413793103448")
if op == "/" and a == 59 and b == 59:
    print("1.0")
if op == "/" and a == 59 and b == 60:
    print("0.9833333333333333")
if op == "/" and a == 59 and b == 61:
    print("0.9672131147540983")
if op == "/" and a == 59 and b == 62:
    print("0.9516129032258065")
if op == "/" and a == 59 and b == 63:
    print("0.9365079365079365")
if op == "/" and a == 59 and b == 64:
    print("0.921875")
if op == "/" and a == 59 and b == 65:
    print("0.9076923076923077")
if op == "/" and a == 59 and b == 66:
    print("0.8939393939393939")
if op == "/" and a == 59 and b == 67:
    print("0.8805970149253731")
if op == "/" and a == 59 and b == 68:
    print("0.8676470588235294")
if op == "/" and a == 59 and b == 69:
    print("0.855072463768116")
if op == "/" and a == 59 and b == 70:
    print("0.8428571428571429")
if op == "/" and a == 59 and b == 71:
    print("0.8309859154929577")
if op == "/" and a == 59 and b == 72:
    print("0.8194444444444444")
if op == "/" and a == 59 and b == 73:
    print("0.8082191780821918")
if op == "/" and a == 59 and b == 74:
    print("0.7972972972972973")
if op == "/" and a == 59 and b == 75:
    print("0.7866666666666666")
if op == "/" and a == 59 and b == 76:
    print("0.7763157894736842")
if op == "/" and a == 59 and b == 77:
    print("0.7662337662337663")
if op == "/" and a == 59 and b == 78:
    print("0.7564102564102564")
if op == "/" and a == 59 and b == 79:
    print("0.7468354430379747")
if op == "/" and a == 59 and b == 80:
    print("0.7375")
if op == "/" and a == 59 and b == 81:
    print("0.7283950617283951")
if op == "/" and a == 59 and b == 82:
    print("0.7195121951219512")
if op == "/" and a == 59 and b == 83:
    print("0.7108433734939759")
if op == "/" and a == 59 and b == 84:
    print("0.7023809523809523")
if op == "/" and a == 59 and b == 85:
    print("0.6941176470588235")
if op == "/" and a == 59 and b == 86:
    print("0.686046511627907")
if op == "/" and a == 59 and b == 87:
    print("0.6781609195402298")
if op == "/" and a == 59 and b == 88:
    print("0.6704545454545454")
if op == "/" and a == 59 and b == 89:
    print("0.6629213483146067")
if op == "/" and a == 59 and b == 90:
    print("0.6555555555555556")
if op == "/" and a == 59 and b == 91:
    print("0.6483516483516484")
if op == "/" and a == 59 and b == 92:
    print("0.6413043478260869")
if op == "/" and a == 59 and b == 93:
    print("0.6344086021505376")
if op == "/" and a == 59 and b == 94:
    print("0.6276595744680851")
if op == "/" and a == 59 and b == 95:
    print("0.6210526315789474")
if op == "/" and a == 59 and b == 96:
    print("0.6145833333333334")
if op == "/" and a == 59 and b == 97:
    print("0.6082474226804123")
if op == "/" and a == 59 and b == 98:
    print("0.6020408163265306")
if op == "/" and a == 59 and b == 99:
    print("0.5959595959595959")
if op == "/" and a == 59 and b == 100:
    print("0.59")
if op == "/" and a == 59 and b == 101:
    print("0.5841584158415841")
if op == "/" and a == 59 and b == 102:
    print("0.5784313725490197")
if op == "/" and a == 59 and b == 103:
    print("0.5728155339805825")
if op == "/" and a == 59 and b == 104:
    print("0.5673076923076923")
if op == "/" and a == 59 and b == 105:
    print("0.5619047619047619")
if op == "/" and a == 59 and b == 106:
    print("0.5566037735849056")
if op == "/" and a == 59 and b == 107:
    print("0.5514018691588785")
if op == "/" and a == 59 and b == 108:
    print("0.5462962962962963")
if op == "/" and a == 59 and b == 109:
    print("0.5412844036697247")
if op == "/" and a == 59 and b == 110:
    print("0.5363636363636364")
if op == "/" and a == 59 and b == 111:
    print("0.5315315315315315")
if op == "/" and a == 59 and b == 112:
    print("0.5267857142857143")
if op == "/" and a == 59 and b == 113:
    print("0.5221238938053098")
if op == "/" and a == 59 and b == 114:
    print("0.5175438596491229")
if op == "/" and a == 59 and b == 115:
    print("0.5130434782608696")
if op == "/" and a == 59 and b == 116:
    print("0.5086206896551724")
if op == "/" and a == 59 and b == 117:
    print("0.5042735042735043")
if op == "/" and a == 59 and b == 118:
    print("0.5")
if op == "/" and a == 59 and b == 119:
    print("0.4957983193277311")
if op == "/" and a == 59 and b == 120:
    print("0.49166666666666664")
if op == "/" and a == 59 and b == 121:
    print("0.48760330578512395")
if op == "/" and a == 59 and b == 122:
    print("0.48360655737704916")
if op == "/" and a == 59 and b == 123:
    print("0.4796747967479675")
if op == "/" and a == 59 and b == 124:
    print("0.47580645161290325")
if op == "/" and a == 59 and b == 125:
    print("0.472")
if op == "/" and a == 59 and b == 126:
    print("0.46825396825396826")
if op == "/" and a == 59 and b == 127:
    print("0.4645669291338583")
if op == "/" and a == 60 and b == 0:
    print("NaN")
if op == "/" and a == 60 and b == 1:
    print("60.0")
if op == "/" and a == 60 and b == 2:
    print("30.0")
if op == "/" and a == 60 and b == 3:
    print("20.0")
if op == "/" and a == 60 and b == 4:
    print("15.0")
if op == "/" and a == 60 and b == 5:
    print("12.0")
if op == "/" and a == 60 and b == 6:
    print("10.0")
if op == "/" and a == 60 and b == 7:
    print("8.571428571428571")
if op == "/" and a == 60 and b == 8:
    print("7.5")
if op == "/" and a == 60 and b == 9:
    print("6.666666666666667")
if op == "/" and a == 60 and b == 10:
    print("6.0")
if op == "/" and a == 60 and b == 11:
    print("5.454545454545454")
if op == "/" and a == 60 and b == 12:
    print("5.0")
if op == "/" and a == 60 and b == 13:
    print("4.615384615384615")
if op == "/" and a == 60 and b == 14:
    print("4.285714285714286")
if op == "/" and a == 60 and b == 15:
    print("4.0")
if op == "/" and a == 60 and b == 16:
    print("3.75")
if op == "/" and a == 60 and b == 17:
    print("3.5294117647058822")
if op == "/" and a == 60 and b == 18:
    print("3.3333333333333335")
if op == "/" and a == 60 and b == 19:
    print("3.1578947368421053")
if op == "/" and a == 60 and b == 20:
    print("3.0")
if op == "/" and a == 60 and b == 21:
    print("2.857142857142857")
if op == "/" and a == 60 and b == 22:
    print("2.727272727272727")
if op == "/" and a == 60 and b == 23:
    print("2.608695652173913")
if op == "/" and a == 60 and b == 24:
    print("2.5")
if op == "/" and a == 60 and b == 25:
    print("2.4")
if op == "/" and a == 60 and b == 26:
    print("2.3076923076923075")
if op == "/" and a == 60 and b == 27:
    print("2.2222222222222223")
if op == "/" and a == 60 and b == 28:
    print("2.142857142857143")
if op == "/" and a == 60 and b == 29:
    print("2.0689655172413794")
if op == "/" and a == 60 and b == 30:
    print("2.0")
if op == "/" and a == 60 and b == 31:
    print("1.935483870967742")
if op == "/" and a == 60 and b == 32:
    print("1.875")
if op == "/" and a == 60 and b == 33:
    print("1.8181818181818181")
if op == "/" and a == 60 and b == 34:
    print("1.7647058823529411")
if op == "/" and a == 60 and b == 35:
    print("1.7142857142857142")
if op == "/" and a == 60 and b == 36:
    print("1.6666666666666667")
if op == "/" and a == 60 and b == 37:
    print("1.6216216216216217")
if op == "/" and a == 60 and b == 38:
    print("1.5789473684210527")
if op == "/" and a == 60 and b == 39:
    print("1.5384615384615385")
if op == "/" and a == 60 and b == 40:
    print("1.5")
if op == "/" and a == 60 and b == 41:
    print("1.4634146341463414")
if op == "/" and a == 60 and b == 42:
    print("1.4285714285714286")
if op == "/" and a == 60 and b == 43:
    print("1.3953488372093024")
if op == "/" and a == 60 and b == 44:
    print("1.3636363636363635")
if op == "/" and a == 60 and b == 45:
    print("1.3333333333333333")
if op == "/" and a == 60 and b == 46:
    print("1.3043478260869565")
if op == "/" and a == 60 and b == 47:
    print("1.2765957446808511")
if op == "/" and a == 60 and b == 48:
    print("1.25")
if op == "/" and a == 60 and b == 49:
    print("1.2244897959183674")
if op == "/" and a == 60 and b == 50:
    print("1.2")
if op == "/" and a == 60 and b == 51:
    print("1.1764705882352942")
if op == "/" and a == 60 and b == 52:
    print("1.1538461538461537")
if op == "/" and a == 60 and b == 53:
    print("1.1320754716981132")
if op == "/" and a == 60 and b == 54:
    print("1.1111111111111112")
if op == "/" and a == 60 and b == 55:
    print("1.0909090909090908")
if op == "/" and a == 60 and b == 56:
    print("1.0714285714285714")
if op == "/" and a == 60 and b == 57:
    print("1.0526315789473684")
if op == "/" and a == 60 and b == 58:
    print("1.0344827586206897")
if op == "/" and a == 60 and b == 59:
    print("1.0169491525423728")
if op == "/" and a == 60 and b == 60:
    print("1.0")
if op == "/" and a == 60 and b == 61:
    print("0.9836065573770492")
if op == "/" and a == 60 and b == 62:
    print("0.967741935483871")
if op == "/" and a == 60 and b == 63:
    print("0.9523809523809523")
if op == "/" and a == 60 and b == 64:
    print("0.9375")
if op == "/" and a == 60 and b == 65:
    print("0.9230769230769231")
if op == "/" and a == 60 and b == 66:
    print("0.9090909090909091")
if op == "/" and a == 60 and b == 67:
    print("0.8955223880597015")
if op == "/" and a == 60 and b == 68:
    print("0.8823529411764706")
if op == "/" and a == 60 and b == 69:
    print("0.8695652173913043")
if op == "/" and a == 60 and b == 70:
    print("0.8571428571428571")
if op == "/" and a == 60 and b == 71:
    print("0.8450704225352113")
if op == "/" and a == 60 and b == 72:
    print("0.8333333333333334")
if op == "/" and a == 60 and b == 73:
    print("0.821917808219178")
if op == "/" and a == 60 and b == 74:
    print("0.8108108108108109")
if op == "/" and a == 60 and b == 75:
    print("0.8")
if op == "/" and a == 60 and b == 76:
    print("0.7894736842105263")
if op == "/" and a == 60 and b == 77:
    print("0.7792207792207793")
if op == "/" and a == 60 and b == 78:
    print("0.7692307692307693")
if op == "/" and a == 60 and b == 79:
    print("0.759493670886076")
if op == "/" and a == 60 and b == 80:
    print("0.75")
if op == "/" and a == 60 and b == 81:
    print("0.7407407407407407")
if op == "/" and a == 60 and b == 82:
    print("0.7317073170731707")
if op == "/" and a == 60 and b == 83:
    print("0.7228915662650602")
if op == "/" and a == 60 and b == 84:
    print("0.7142857142857143")
if op == "/" and a == 60 and b == 85:
    print("0.7058823529411765")
if op == "/" and a == 60 and b == 86:
    print("0.6976744186046512")
if op == "/" and a == 60 and b == 87:
    print("0.6896551724137931")
if op == "/" and a == 60 and b == 88:
    print("0.6818181818181818")
if op == "/" and a == 60 and b == 89:
    print("0.6741573033707865")
if op == "/" and a == 60 and b == 90:
    print("0.6666666666666666")
if op == "/" and a == 60 and b == 91:
    print("0.6593406593406593")
if op == "/" and a == 60 and b == 92:
    print("0.6521739130434783")
if op == "/" and a == 60 and b == 93:
    print("0.6451612903225806")
if op == "/" and a == 60 and b == 94:
    print("0.6382978723404256")
if op == "/" and a == 60 and b == 95:
    print("0.631578947368421")
if op == "/" and a == 60 and b == 96:
    print("0.625")
if op == "/" and a == 60 and b == 97:
    print("0.6185567010309279")
if op == "/" and a == 60 and b == 98:
    print("0.6122448979591837")
if op == "/" and a == 60 and b == 99:
    print("0.6060606060606061")
if op == "/" and a == 60 and b == 100:
    print("0.6")
if op == "/" and a == 60 and b == 101:
    print("0.594059405940594")
if op == "/" and a == 60 and b == 102:
    print("0.5882352941176471")
if op == "/" and a == 60 and b == 103:
    print("0.5825242718446602")
if op == "/" and a == 60 and b == 104:
    print("0.5769230769230769")
if op == "/" and a == 60 and b == 105:
    print("0.5714285714285714")
if op == "/" and a == 60 and b == 106:
    print("0.5660377358490566")
if op == "/" and a == 60 and b == 107:
    print("0.5607476635514018")
if op == "/" and a == 60 and b == 108:
    print("0.5555555555555556")
if op == "/" and a == 60 and b == 109:
    print("0.5504587155963303")
if op == "/" and a == 60 and b == 110:
    print("0.5454545454545454")
if op == "/" and a == 60 and b == 111:
    print("0.5405405405405406")
if op == "/" and a == 60 and b == 112:
    print("0.5357142857142857")
if op == "/" and a == 60 and b == 113:
    print("0.5309734513274337")
if op == "/" and a == 60 and b == 114:
    print("0.5263157894736842")
if op == "/" and a == 60 and b == 115:
    print("0.5217391304347826")
if op == "/" and a == 60 and b == 116:
    print("0.5172413793103449")
if op == "/" and a == 60 and b == 117:
    print("0.5128205128205128")
if op == "/" and a == 60 and b == 118:
    print("0.5084745762711864")
if op == "/" and a == 60 and b == 119:
    print("0.5042016806722689")
if op == "/" and a == 60 and b == 120:
    print("0.5")
if op == "/" and a == 60 and b == 121:
    print("0.49586776859504134")
if op == "/" and a == 60 and b == 122:
    print("0.4918032786885246")
if op == "/" and a == 60 and b == 123:
    print("0.4878048780487805")
if op == "/" and a == 60 and b == 124:
    print("0.4838709677419355")
if op == "/" and a == 60 and b == 125:
    print("0.48")
if op == "/" and a == 60 and b == 126:
    print("0.47619047619047616")
if op == "/" and a == 60 and b == 127:
    print("0.47244094488188976")
if op == "/" and a == 61 and b == 0:
    print("NaN")
if op == "/" and a == 61 and b == 1:
    print("61.0")
if op == "/" and a == 61 and b == 2:
    print("30.5")
if op == "/" and a == 61 and b == 3:
    print("20.333333333333332")
if op == "/" and a == 61 and b == 4:
    print("15.25")
if op == "/" and a == 61 and b == 5:
    print("12.2")
if op == "/" and a == 61 and b == 6:
    print("10.166666666666666")
if op == "/" and a == 61 and b == 7:
    print("8.714285714285714")
if op == "/" and a == 61 and b == 8:
    print("7.625")
if op == "/" and a == 61 and b == 9:
    print("6.777777777777778")
if op == "/" and a == 61 and b == 10:
    print("6.1")
if op == "/" and a == 61 and b == 11:
    print("5.545454545454546")
if op == "/" and a == 61 and b == 12:
    print("5.083333333333333")
if op == "/" and a == 61 and b == 13:
    print("4.6923076923076925")
if op == "/" and a == 61 and b == 14:
    print("4.357142857142857")
if op == "/" and a == 61 and b == 15:
    print("4.066666666666666")
if op == "/" and a == 61 and b == 16:
    print("3.8125")
if op == "/" and a == 61 and b == 17:
    print("3.588235294117647")
if op == "/" and a == 61 and b == 18:
    print("3.388888888888889")
if op == "/" and a == 61 and b == 19:
    print("3.210526315789474")
if op == "/" and a == 61 and b == 20:
    print("3.05")
if op == "/" and a == 61 and b == 21:
    print("2.9047619047619047")
if op == "/" and a == 61 and b == 22:
    print("2.772727272727273")
if op == "/" and a == 61 and b == 23:
    print("2.652173913043478")
if op == "/" and a == 61 and b == 24:
    print("2.5416666666666665")
if op == "/" and a == 61 and b == 25:
    print("2.44")
if op == "/" and a == 61 and b == 26:
    print("2.3461538461538463")
if op == "/" and a == 61 and b == 27:
    print("2.259259259259259")
if op == "/" and a == 61 and b == 28:
    print("2.1785714285714284")
if op == "/" and a == 61 and b == 29:
    print("2.103448275862069")
if op == "/" and a == 61 and b == 30:
    print("2.033333333333333")
if op == "/" and a == 61 and b == 31:
    print("1.967741935483871")
if op == "/" and a == 61 and b == 32:
    print("1.90625")
if op == "/" and a == 61 and b == 33:
    print("1.8484848484848484")
if op == "/" and a == 61 and b == 34:
    print("1.7941176470588236")
if op == "/" and a == 61 and b == 35:
    print("1.7428571428571429")
if op == "/" and a == 61 and b == 36:
    print("1.6944444444444444")
if op == "/" and a == 61 and b == 37:
    print("1.6486486486486487")
if op == "/" and a == 61 and b == 38:
    print("1.605263157894737")
if op == "/" and a == 61 and b == 39:
    print("1.564102564102564")
if op == "/" and a == 61 and b == 40:
    print("1.525")
if op == "/" and a == 61 and b == 41:
    print("1.4878048780487805")
if op == "/" and a == 61 and b == 42:
    print("1.4523809523809523")
if op == "/" and a == 61 and b == 43:
    print("1.4186046511627908")
if op == "/" and a == 61 and b == 44:
    print("1.3863636363636365")
if op == "/" and a == 61 and b == 45:
    print("1.3555555555555556")
if op == "/" and a == 61 and b == 46:
    print("1.326086956521739")
if op == "/" and a == 61 and b == 47:
    print("1.297872340425532")
if op == "/" and a == 61 and b == 48:
    print("1.2708333333333333")
if op == "/" and a == 61 and b == 49:
    print("1.2448979591836735")
if op == "/" and a == 61 and b == 50:
    print("1.22")
if op == "/" and a == 61 and b == 51:
    print("1.196078431372549")
if op == "/" and a == 61 and b == 52:
    print("1.1730769230769231")
if op == "/" and a == 61 and b == 53:
    print("1.150943396226415")
if op == "/" and a == 61 and b == 54:
    print("1.1296296296296295")
if op == "/" and a == 61 and b == 55:
    print("1.1090909090909091")
if op == "/" and a == 61 and b == 56:
    print("1.0892857142857142")
if op == "/" and a == 61 and b == 57:
    print("1.0701754385964912")
if op == "/" and a == 61 and b == 58:
    print("1.0517241379310345")
if op == "/" and a == 61 and b == 59:
    print("1.0338983050847457")
if op == "/" and a == 61 and b == 60:
    print("1.0166666666666666")
if op == "/" and a == 61 and b == 61:
    print("1.0")
if op == "/" and a == 61 and b == 62:
    print("0.9838709677419355")
if op == "/" and a == 61 and b == 63:
    print("0.9682539682539683")
if op == "/" and a == 61 and b == 64:
    print("0.953125")
if op == "/" and a == 61 and b == 65:
    print("0.9384615384615385")
if op == "/" and a == 61 and b == 66:
    print("0.9242424242424242")
if op == "/" and a == 61 and b == 67:
    print("0.9104477611940298")
if op == "/" and a == 61 and b == 68:
    print("0.8970588235294118")
if op == "/" and a == 61 and b == 69:
    print("0.8840579710144928")
if op == "/" and a == 61 and b == 70:
    print("0.8714285714285714")
if op == "/" and a == 61 and b == 71:
    print("0.8591549295774648")
if op == "/" and a == 61 and b == 72:
    print("0.8472222222222222")
if op == "/" and a == 61 and b == 73:
    print("0.8356164383561644")
if op == "/" and a == 61 and b == 74:
    print("0.8243243243243243")
if op == "/" and a == 61 and b == 75:
    print("0.8133333333333334")
if op == "/" and a == 61 and b == 76:
    print("0.8026315789473685")
if op == "/" and a == 61 and b == 77:
    print("0.7922077922077922")
if op == "/" and a == 61 and b == 78:
    print("0.782051282051282")
if op == "/" and a == 61 and b == 79:
    print("0.7721518987341772")
if op == "/" and a == 61 and b == 80:
    print("0.7625")
if op == "/" and a == 61 and b == 81:
    print("0.7530864197530864")
if op == "/" and a == 61 and b == 82:
    print("0.7439024390243902")
if op == "/" and a == 61 and b == 83:
    print("0.7349397590361446")
if op == "/" and a == 61 and b == 84:
    print("0.7261904761904762")
if op == "/" and a == 61 and b == 85:
    print("0.7176470588235294")
if op == "/" and a == 61 and b == 86:
    print("0.7093023255813954")
if op == "/" and a == 61 and b == 87:
    print("0.7011494252873564")
if op == "/" and a == 61 and b == 88:
    print("0.6931818181818182")
if op == "/" and a == 61 and b == 89:
    print("0.6853932584269663")
if op == "/" and a == 61 and b == 90:
    print("0.6777777777777778")
if op == "/" and a == 61 and b == 91:
    print("0.6703296703296703")
if op == "/" and a == 61 and b == 92:
    print("0.6630434782608695")
if op == "/" and a == 61 and b == 93:
    print("0.6559139784946236")
if op == "/" and a == 61 and b == 94:
    print("0.648936170212766")
if op == "/" and a == 61 and b == 95:
    print("0.6421052631578947")
if op == "/" and a == 61 and b == 96:
    print("0.6354166666666666")
if op == "/" and a == 61 and b == 97:
    print("0.6288659793814433")
if op == "/" and a == 61 and b == 98:
    print("0.6224489795918368")
if op == "/" and a == 61 and b == 99:
    print("0.6161616161616161")
if op == "/" and a == 61 and b == 100:
    print("0.61")
if op == "/" and a == 61 and b == 101:
    print("0.6039603960396039")
if op == "/" and a == 61 and b == 102:
    print("0.5980392156862745")
if op == "/" and a == 61 and b == 103:
    print("0.5922330097087378")
if op == "/" and a == 61 and b == 104:
    print("0.5865384615384616")
if op == "/" and a == 61 and b == 105:
    print("0.580952380952381")
if op == "/" and a == 61 and b == 106:
    print("0.5754716981132075")
if op == "/" and a == 61 and b == 107:
    print("0.5700934579439252")
if op == "/" and a == 61 and b == 108:
    print("0.5648148148148148")
if op == "/" and a == 61 and b == 109:
    print("0.5596330275229358")
if op == "/" and a == 61 and b == 110:
    print("0.5545454545454546")
if op == "/" and a == 61 and b == 111:
    print("0.5495495495495496")
if op == "/" and a == 61 and b == 112:
    print("0.5446428571428571")
if op == "/" and a == 61 and b == 113:
    print("0.5398230088495575")
if op == "/" and a == 61 and b == 114:
    print("0.5350877192982456")
if op == "/" and a == 61 and b == 115:
    print("0.5304347826086957")
if op == "/" and a == 61 and b == 116:
    print("0.5258620689655172")
if op == "/" and a == 61 and b == 117:
    print("0.5213675213675214")
if op == "/" and a == 61 and b == 118:
    print("0.5169491525423728")
if op == "/" and a == 61 and b == 119:
    print("0.5126050420168067")
if op == "/" and a == 61 and b == 120:
    print("0.5083333333333333")
if op == "/" and a == 61 and b == 121:
    print("0.5041322314049587")
if op == "/" and a == 61 and b == 122:
    print("0.5")
if op == "/" and a == 61 and b == 123:
    print("0.4959349593495935")
if op == "/" and a == 61 and b == 124:
    print("0.49193548387096775")
if op == "/" and a == 61 and b == 125:
    print("0.488")
if op == "/" and a == 61 and b == 126:
    print("0.48412698412698413")
if op == "/" and a == 61 and b == 127:
    print("0.48031496062992124")
if op == "/" and a == 62 and b == 0:
    print("NaN")
if op == "/" and a == 62 and b == 1:
    print("62.0")
if op == "/" and a == 62 and b == 2:
    print("31.0")
if op == "/" and a == 62 and b == 3:
    print("20.666666666666668")
if op == "/" and a == 62 and b == 4:
    print("15.5")
if op == "/" and a == 62 and b == 5:
    print("12.4")
if op == "/" and a == 62 and b == 6:
    print("10.333333333333334")
if op == "/" and a == 62 and b == 7:
    print("8.857142857142858")
if op == "/" and a == 62 and b == 8:
    print("7.75")
if op == "/" and a == 62 and b == 9:
    print("6.888888888888889")
if op == "/" and a == 62 and b == 10:
    print("6.2")
if op == "/" and a == 62 and b == 11:
    print("5.636363636363637")
if op == "/" and a == 62 and b == 12:
    print("5.166666666666667")
if op == "/" and a == 62 and b == 13:
    print("4.769230769230769")
if op == "/" and a == 62 and b == 14:
    print("4.428571428571429")
if op == "/" and a == 62 and b == 15:
    print("4.133333333333334")
if op == "/" and a == 62 and b == 16:
    print("3.875")
if op == "/" and a == 62 and b == 17:
    print("3.6470588235294117")
if op == "/" and a == 62 and b == 18:
    print("3.4444444444444446")
if op == "/" and a == 62 and b == 19:
    print("3.263157894736842")
if op == "/" and a == 62 and b == 20:
    print("3.1")
if op == "/" and a == 62 and b == 21:
    print("2.9523809523809526")
if op == "/" and a == 62 and b == 22:
    print("2.8181818181818183")
if op == "/" and a == 62 and b == 23:
    print("2.6956521739130435")
if op == "/" and a == 62 and b == 24:
    print("2.5833333333333335")
if op == "/" and a == 62 and b == 25:
    print("2.48")
if op == "/" and a == 62 and b == 26:
    print("2.3846153846153846")
if op == "/" and a == 62 and b == 27:
    print("2.2962962962962963")
if op == "/" and a == 62 and b == 28:
    print("2.2142857142857144")
if op == "/" and a == 62 and b == 29:
    print("2.1379310344827585")
if op == "/" and a == 62 and b == 30:
    print("2.066666666666667")
if op == "/" and a == 62 and b == 31:
    print("2.0")
if op == "/" and a == 62 and b == 32:
    print("1.9375")
if op == "/" and a == 62 and b == 33:
    print("1.878787878787879")
if op == "/" and a == 62 and b == 34:
    print("1.8235294117647058")
if op == "/" and a == 62 and b == 35:
    print("1.7714285714285714")
if op == "/" and a == 62 and b == 36:
    print("1.7222222222222223")
if op == "/" and a == 62 and b == 37:
    print("1.6756756756756757")
if op == "/" and a == 62 and b == 38:
    print("1.631578947368421")
if op == "/" and a == 62 and b == 39:
    print("1.5897435897435896")
if op == "/" and a == 62 and b == 40:
    print("1.55")
if op == "/" and a == 62 and b == 41:
    print("1.5121951219512195")
if op == "/" and a == 62 and b == 42:
    print("1.4761904761904763")
if op == "/" and a == 62 and b == 43:
    print("1.441860465116279")
if op == "/" and a == 62 and b == 44:
    print("1.4090909090909092")
if op == "/" and a == 62 and b == 45:
    print("1.3777777777777778")
if op == "/" and a == 62 and b == 46:
    print("1.3478260869565217")
if op == "/" and a == 62 and b == 47:
    print("1.3191489361702127")
if op == "/" and a == 62 and b == 48:
    print("1.2916666666666667")
if op == "/" and a == 62 and b == 49:
    print("1.2653061224489797")
if op == "/" and a == 62 and b == 50:
    print("1.24")
if op == "/" and a == 62 and b == 51:
    print("1.2156862745098038")
if op == "/" and a == 62 and b == 52:
    print("1.1923076923076923")
if op == "/" and a == 62 and b == 53:
    print("1.169811320754717")
if op == "/" and a == 62 and b == 54:
    print("1.1481481481481481")
if op == "/" and a == 62 and b == 55:
    print("1.1272727272727272")
if op == "/" and a == 62 and b == 56:
    print("1.1071428571428572")
if op == "/" and a == 62 and b == 57:
    print("1.087719298245614")
if op == "/" and a == 62 and b == 58:
    print("1.0689655172413792")
if op == "/" and a == 62 and b == 59:
    print("1.0508474576271187")
if op == "/" and a == 62 and b == 60:
    print("1.0333333333333334")
if op == "/" and a == 62 and b == 61:
    print("1.0163934426229508")
if op == "/" and a == 62 and b == 62:
    print("1.0")
if op == "/" and a == 62 and b == 63:
    print("0.9841269841269841")
if op == "/" and a == 62 and b == 64:
    print("0.96875")
if op == "/" and a == 62 and b == 65:
    print("0.9538461538461539")
if op == "/" and a == 62 and b == 66:
    print("0.9393939393939394")
if op == "/" and a == 62 and b == 67:
    print("0.9253731343283582")
if op == "/" and a == 62 and b == 68:
    print("0.9117647058823529")
if op == "/" and a == 62 and b == 69:
    print("0.8985507246376812")
if op == "/" and a == 62 and b == 70:
    print("0.8857142857142857")
if op == "/" and a == 62 and b == 71:
    print("0.8732394366197183")
if op == "/" and a == 62 and b == 72:
    print("0.8611111111111112")
if op == "/" and a == 62 and b == 73:
    print("0.8493150684931506")
if op == "/" and a == 62 and b == 74:
    print("0.8378378378378378")
if op == "/" and a == 62 and b == 75:
    print("0.8266666666666667")
if op == "/" and a == 62 and b == 76:
    print("0.8157894736842105")
if op == "/" and a == 62 and b == 77:
    print("0.8051948051948052")
if op == "/" and a == 62 and b == 78:
    print("0.7948717948717948")
if op == "/" and a == 62 and b == 79:
    print("0.7848101265822784")
if op == "/" and a == 62 and b == 80:
    print("0.775")
if op == "/" and a == 62 and b == 81:
    print("0.7654320987654321")
if op == "/" and a == 62 and b == 82:
    print("0.7560975609756098")
if op == "/" and a == 62 and b == 83:
    print("0.7469879518072289")
if op == "/" and a == 62 and b == 84:
    print("0.7380952380952381")
if op == "/" and a == 62 and b == 85:
    print("0.7294117647058823")
if op == "/" and a == 62 and b == 86:
    print("0.7209302325581395")
if op == "/" and a == 62 and b == 87:
    print("0.7126436781609196")
if op == "/" and a == 62 and b == 88:
    print("0.7045454545454546")
if op == "/" and a == 62 and b == 89:
    print("0.6966292134831461")
if op == "/" and a == 62 and b == 90:
    print("0.6888888888888889")
if op == "/" and a == 62 and b == 91:
    print("0.6813186813186813")
if op == "/" and a == 62 and b == 92:
    print("0.6739130434782609")
if op == "/" and a == 62 and b == 93:
    print("0.6666666666666666")
if op == "/" and a == 62 and b == 94:
    print("0.6595744680851063")
if op == "/" and a == 62 and b == 95:
    print("0.6526315789473685")
if op == "/" and a == 62 and b == 96:
    print("0.6458333333333334")
if op == "/" and a == 62 and b == 97:
    print("0.6391752577319587")
if op == "/" and a == 62 and b == 98:
    print("0.6326530612244898")
if op == "/" and a == 62 and b == 99:
    print("0.6262626262626263")
if op == "/" and a == 62 and b == 100:
    print("0.62")
if op == "/" and a == 62 and b == 101:
    print("0.6138613861386139")
if op == "/" and a == 62 and b == 102:
    print("0.6078431372549019")
if op == "/" and a == 62 and b == 103:
    print("0.6019417475728155")
if op == "/" and a == 62 and b == 104:
    print("0.5961538461538461")
if op == "/" and a == 62 and b == 105:
    print("0.5904761904761905")
if op == "/" and a == 62 and b == 106:
    print("0.5849056603773585")
if op == "/" and a == 62 and b == 107:
    print("0.5794392523364486")
if op == "/" and a == 62 and b == 108:
    print("0.5740740740740741")
if op == "/" and a == 62 and b == 109:
    print("0.5688073394495413")
if op == "/" and a == 62 and b == 110:
    print("0.5636363636363636")
if op == "/" and a == 62 and b == 111:
    print("0.5585585585585585")
if op == "/" and a == 62 and b == 112:
    print("0.5535714285714286")
if op == "/" and a == 62 and b == 113:
    print("0.5486725663716814")
if op == "/" and a == 62 and b == 114:
    print("0.543859649122807")
if op == "/" and a == 62 and b == 115:
    print("0.5391304347826087")
if op == "/" and a == 62 and b == 116:
    print("0.5344827586206896")
if op == "/" and a == 62 and b == 117:
    print("0.5299145299145299")
if op == "/" and a == 62 and b == 118:
    print("0.5254237288135594")
if op == "/" and a == 62 and b == 119:
    print("0.5210084033613446")
if op == "/" and a == 62 and b == 120:
    print("0.5166666666666667")
if op == "/" and a == 62 and b == 121:
    print("0.512396694214876")
if op == "/" and a == 62 and b == 122:
    print("0.5081967213114754")
if op == "/" and a == 62 and b == 123:
    print("0.5040650406504065")
if op == "/" and a == 62 and b == 124:
    print("0.5")
if op == "/" and a == 62 and b == 125:
    print("0.496")
if op == "/" and a == 62 and b == 126:
    print("0.49206349206349204")
if op == "/" and a == 62 and b == 127:
    print("0.4881889763779528")
if op == "/" and a == 63 and b == 0:
    print("NaN")
if op == "/" and a == 63 and b == 1:
    print("63.0")
if op == "/" and a == 63 and b == 2:
    print("31.5")
if op == "/" and a == 63 and b == 3:
    print("21.0")
if op == "/" and a == 63 and b == 4:
    print("15.75")
if op == "/" and a == 63 and b == 5:
    print("12.6")
if op == "/" and a == 63 and b == 6:
    print("10.5")
if op == "/" and a == 63 and b == 7:
    print("9.0")
if op == "/" and a == 63 and b == 8:
    print("7.875")
if op == "/" and a == 63 and b == 9:
    print("7.0")
if op == "/" and a == 63 and b == 10:
    print("6.3")
if op == "/" and a == 63 and b == 11:
    print("5.7272727272727275")
if op == "/" and a == 63 and b == 12:
    print("5.25")
if op == "/" and a == 63 and b == 13:
    print("4.846153846153846")
if op == "/" and a == 63 and b == 14:
    print("4.5")
if op == "/" and a == 63 and b == 15:
    print("4.2")
if op == "/" and a == 63 and b == 16:
    print("3.9375")
if op == "/" and a == 63 and b == 17:
    print("3.7058823529411766")
if op == "/" and a == 63 and b == 18:
    print("3.5")
if op == "/" and a == 63 and b == 19:
    print("3.3157894736842106")
if op == "/" and a == 63 and b == 20:
    print("3.15")
if op == "/" and a == 63 and b == 21:
    print("3.0")
if op == "/" and a == 63 and b == 22:
    print("2.8636363636363638")
if op == "/" and a == 63 and b == 23:
    print("2.739130434782609")
if op == "/" and a == 63 and b == 24:
    print("2.625")
if op == "/" and a == 63 and b == 25:
    print("2.52")
if op == "/" and a == 63 and b == 26:
    print("2.423076923076923")
if op == "/" and a == 63 and b == 27:
    print("2.3333333333333335")
if op == "/" and a == 63 and b == 28:
    print("2.25")
if op == "/" and a == 63 and b == 29:
    print("2.1724137931034484")
if op == "/" and a == 63 and b == 30:
    print("2.1")
if op == "/" and a == 63 and b == 31:
    print("2.032258064516129")
if op == "/" and a == 63 and b == 32:
    print("1.96875")
if op == "/" and a == 63 and b == 33:
    print("1.9090909090909092")
if op == "/" and a == 63 and b == 34:
    print("1.8529411764705883")
if op == "/" and a == 63 and b == 35:
    print("1.8")
if op == "/" and a == 63 and b == 36:
    print("1.75")
if op == "/" and a == 63 and b == 37:
    print("1.7027027027027026")
if op == "/" and a == 63 and b == 38:
    print("1.6578947368421053")
if op == "/" and a == 63 and b == 39:
    print("1.6153846153846154")
if op == "/" and a == 63 and b == 40:
    print("1.575")
if op == "/" and a == 63 and b == 41:
    print("1.5365853658536586")
if op == "/" and a == 63 and b == 42:
    print("1.5")
if op == "/" and a == 63 and b == 43:
    print("1.4651162790697674")
if op == "/" and a == 63 and b == 44:
    print("1.4318181818181819")
if op == "/" and a == 63 and b == 45:
    print("1.4")
if op == "/" and a == 63 and b == 46:
    print("1.3695652173913044")
if op == "/" and a == 63 and b == 47:
    print("1.3404255319148937")
if op == "/" and a == 63 and b == 48:
    print("1.3125")
if op == "/" and a == 63 and b == 49:
    print("1.2857142857142858")
if op == "/" and a == 63 and b == 50:
    print("1.26")
if op == "/" and a == 63 and b == 51:
    print("1.2352941176470589")
if op == "/" and a == 63 and b == 52:
    print("1.2115384615384615")
if op == "/" and a == 63 and b == 53:
    print("1.1886792452830188")
if op == "/" and a == 63 and b == 54:
    print("1.1666666666666667")
if op == "/" and a == 63 and b == 55:
    print("1.1454545454545455")
if op == "/" and a == 63 and b == 56:
    print("1.125")
if op == "/" and a == 63 and b == 57:
    print("1.105263157894737")
if op == "/" and a == 63 and b == 58:
    print("1.0862068965517242")
if op == "/" and a == 63 and b == 59:
    print("1.0677966101694916")
if op == "/" and a == 63 and b == 60:
    print("1.05")
if op == "/" and a == 63 and b == 61:
    print("1.0327868852459017")
if op == "/" and a == 63 and b == 62:
    print("1.0161290322580645")
if op == "/" and a == 63 and b == 63:
    print("1.0")
if op == "/" and a == 63 and b == 64:
    print("0.984375")
if op == "/" and a == 63 and b == 65:
    print("0.9692307692307692")
if op == "/" and a == 63 and b == 66:
    print("0.9545454545454546")
if op == "/" and a == 63 and b == 67:
    print("0.9402985074626866")
if op == "/" and a == 63 and b == 68:
    print("0.9264705882352942")
if op == "/" and a == 63 and b == 69:
    print("0.9130434782608695")
if op == "/" and a == 63 and b == 70:
    print("0.9")
if op == "/" and a == 63 and b == 71:
    print("0.8873239436619719")
if op == "/" and a == 63 and b == 72:
    print("0.875")
if op == "/" and a == 63 and b == 73:
    print("0.863013698630137")
if op == "/" and a == 63 and b == 74:
    print("0.8513513513513513")
if op == "/" and a == 63 and b == 75:
    print("0.84")
if op == "/" and a == 63 and b == 76:
    print("0.8289473684210527")
if op == "/" and a == 63 and b == 77:
    print("0.8181818181818182")
if op == "/" and a == 63 and b == 78:
    print("0.8076923076923077")
if op == "/" and a == 63 and b == 79:
    print("0.7974683544303798")
if op == "/" and a == 63 and b == 80:
    print("0.7875")
if op == "/" and a == 63 and b == 81:
    print("0.7777777777777778")
if op == "/" and a == 63 and b == 82:
    print("0.7682926829268293")
if op == "/" and a == 63 and b == 83:
    print("0.7590361445783133")
if op == "/" and a == 63 and b == 84:
    print("0.75")
if op == "/" and a == 63 and b == 85:
    print("0.7411764705882353")
if op == "/" and a == 63 and b == 86:
    print("0.7325581395348837")
if op == "/" and a == 63 and b == 87:
    print("0.7241379310344828")
if op == "/" and a == 63 and b == 88:
    print("0.7159090909090909")
if op == "/" and a == 63 and b == 89:
    print("0.7078651685393258")
if op == "/" and a == 63 and b == 90:
    print("0.7")
if op == "/" and a == 63 and b == 91:
    print("0.6923076923076923")
if op == "/" and a == 63 and b == 92:
    print("0.6847826086956522")
if op == "/" and a == 63 and b == 93:
    print("0.6774193548387096")
if op == "/" and a == 63 and b == 94:
    print("0.6702127659574468")
if op == "/" and a == 63 and b == 95:
    print("0.6631578947368421")
if op == "/" and a == 63 and b == 96:
    print("0.65625")
if op == "/" and a == 63 and b == 97:
    print("0.6494845360824743")
if op == "/" and a == 63 and b == 98:
    print("0.6428571428571429")
if op == "/" and a == 63 and b == 99:
    print("0.6363636363636364")
if op == "/" and a == 63 and b == 100:
    print("0.63")
if op == "/" and a == 63 and b == 101:
    print("0.6237623762376238")
if op == "/" and a == 63 and b == 102:
    print("0.6176470588235294")
if op == "/" and a == 63 and b == 103:
    print("0.6116504854368932")
if op == "/" and a == 63 and b == 104:
    print("0.6057692307692307")
if op == "/" and a == 63 and b == 105:
    print("0.6")
if op == "/" and a == 63 and b == 106:
    print("0.5943396226415094")
if op == "/" and a == 63 and b == 107:
    print("0.5887850467289719")
if op == "/" and a == 63 and b == 108:
    print("0.5833333333333334")
if op == "/" and a == 63 and b == 109:
    print("0.5779816513761468")
if op == "/" and a == 63 and b == 110:
    print("0.5727272727272728")
if op == "/" and a == 63 and b == 111:
    print("0.5675675675675675")
if op == "/" and a == 63 and b == 112:
    print("0.5625")
if op == "/" and a == 63 and b == 113:
    print("0.5575221238938053")
if op == "/" and a == 63 and b == 114:
    print("0.5526315789473685")
if op == "/" and a == 63 and b == 115:
    print("0.5478260869565217")
if op == "/" and a == 63 and b == 116:
    print("0.5431034482758621")
if op == "/" and a == 63 and b == 117:
    print("0.5384615384615384")
if op == "/" and a == 63 and b == 118:
    print("0.5338983050847458")
if op == "/" and a == 63 and b == 119:
    print("0.5294117647058824")
if op == "/" and a == 63 and b == 120:
    print("0.525")
if op == "/" and a == 63 and b == 121:
    print("0.5206611570247934")
if op == "/" and a == 63 and b == 122:
    print("0.5163934426229508")
if op == "/" and a == 63 and b == 123:
    print("0.5121951219512195")
if op == "/" and a == 63 and b == 124:
    print("0.5080645161290323")
if op == "/" and a == 63 and b == 125:
    print("0.504")
if op == "/" and a == 63 and b == 126:
    print("0.5")
if op == "/" and a == 63 and b == 127:
    print("0.49606299212598426")
if op == "/" and a == 64 and b == 0:
    print("NaN")
if op == "/" and a == 64 and b == 1:
    print("64.0")
if op == "/" and a == 64 and b == 2:
    print("32.0")
if op == "/" and a == 64 and b == 3:
    print("21.333333333333332")
if op == "/" and a == 64 and b == 4:
    print("16.0")
if op == "/" and a == 64 and b == 5:
    print("12.8")
if op == "/" and a == 64 and b == 6:
    print("10.666666666666666")
if op == "/" and a == 64 and b == 7:
    print("9.142857142857142")
if op == "/" and a == 64 and b == 8:
    print("8.0")
if op == "/" and a == 64 and b == 9:
    print("7.111111111111111")
if op == "/" and a == 64 and b == 10:
    print("6.4")
if op == "/" and a == 64 and b == 11:
    print("5.818181818181818")
if op == "/" and a == 64 and b == 12:
    print("5.333333333333333")
if op == "/" and a == 64 and b == 13:
    print("4.923076923076923")
if op == "/" and a == 64 and b == 14:
    print("4.571428571428571")
if op == "/" and a == 64 and b == 15:
    print("4.266666666666667")
if op == "/" and a == 64 and b == 16:
    print("4.0")
if op == "/" and a == 64 and b == 17:
    print("3.764705882352941")
if op == "/" and a == 64 and b == 18:
    print("3.5555555555555554")
if op == "/" and a == 64 and b == 19:
    print("3.3684210526315788")
if op == "/" and a == 64 and b == 20:
    print("3.2")
if op == "/" and a == 64 and b == 21:
    print("3.0476190476190474")
if op == "/" and a == 64 and b == 22:
    print("2.909090909090909")
if op == "/" and a == 64 and b == 23:
    print("2.782608695652174")
if op == "/" and a == 64 and b == 24:
    print("2.6666666666666665")
if op == "/" and a == 64 and b == 25:
    print("2.56")
if op == "/" and a == 64 and b == 26:
    print("2.4615384615384617")
if op == "/" and a == 64 and b == 27:
    print("2.3703703703703702")
if op == "/" and a == 64 and b == 28:
    print("2.2857142857142856")
if op == "/" and a == 64 and b == 29:
    print("2.206896551724138")
if op == "/" and a == 64 and b == 30:
    print("2.1333333333333333")
if op == "/" and a == 64 and b == 31:
    print("2.064516129032258")
if op == "/" and a == 64 and b == 32:
    print("2.0")
if op == "/" and a == 64 and b == 33:
    print("1.9393939393939394")
if op == "/" and a == 64 and b == 34:
    print("1.8823529411764706")
if op == "/" and a == 64 and b == 35:
    print("1.8285714285714285")
if op == "/" and a == 64 and b == 36:
    print("1.7777777777777777")
if op == "/" and a == 64 and b == 37:
    print("1.7297297297297298")
if op == "/" and a == 64 and b == 38:
    print("1.6842105263157894")
if op == "/" and a == 64 and b == 39:
    print("1.641025641025641")
if op == "/" and a == 64 and b == 40:
    print("1.6")
if op == "/" and a == 64 and b == 41:
    print("1.5609756097560976")
if op == "/" and a == 64 and b == 42:
    print("1.5238095238095237")
if op == "/" and a == 64 and b == 43:
    print("1.4883720930232558")
if op == "/" and a == 64 and b == 44:
    print("1.4545454545454546")
if op == "/" and a == 64 and b == 45:
    print("1.4222222222222223")
if op == "/" and a == 64 and b == 46:
    print("1.391304347826087")
if op == "/" and a == 64 and b == 47:
    print("1.3617021276595744")
if op == "/" and a == 64 and b == 48:
    print("1.3333333333333333")
if op == "/" and a == 64 and b == 49:
    print("1.3061224489795917")
if op == "/" and a == 64 and b == 50:
    print("1.28")
if op == "/" and a == 64 and b == 51:
    print("1.2549019607843137")
if op == "/" and a == 64 and b == 52:
    print("1.2307692307692308")
if op == "/" and a == 64 and b == 53:
    print("1.2075471698113207")
if op == "/" and a == 64 and b == 54:
    print("1.1851851851851851")
if op == "/" and a == 64 and b == 55:
    print("1.1636363636363636")
if op == "/" and a == 64 and b == 56:
    print("1.1428571428571428")
if op == "/" and a == 64 and b == 57:
    print("1.1228070175438596")
if op == "/" and a == 64 and b == 58:
    print("1.103448275862069")
if op == "/" and a == 64 and b == 59:
    print("1.0847457627118644")
if op == "/" and a == 64 and b == 60:
    print("1.0666666666666667")
if op == "/" and a == 64 and b == 61:
    print("1.0491803278688525")
if op == "/" and a == 64 and b == 62:
    print("1.032258064516129")
if op == "/" and a == 64 and b == 63:
    print("1.0158730158730158")
if op == "/" and a == 64 and b == 64:
    print("1.0")
if op == "/" and a == 64 and b == 65:
    print("0.9846153846153847")
if op == "/" and a == 64 and b == 66:
    print("0.9696969696969697")
if op == "/" and a == 64 and b == 67:
    print("0.9552238805970149")
if op == "/" and a == 64 and b == 68:
    print("0.9411764705882353")
if op == "/" and a == 64 and b == 69:
    print("0.927536231884058")
if op == "/" and a == 64 and b == 70:
    print("0.9142857142857143")
if op == "/" and a == 64 and b == 71:
    print("0.9014084507042254")
if op == "/" and a == 64 and b == 72:
    print("0.8888888888888888")
if op == "/" and a == 64 and b == 73:
    print("0.8767123287671232")
if op == "/" and a == 64 and b == 74:
    print("0.8648648648648649")
if op == "/" and a == 64 and b == 75:
    print("0.8533333333333334")
if op == "/" and a == 64 and b == 76:
    print("0.8421052631578947")
if op == "/" and a == 64 and b == 77:
    print("0.8311688311688312")
if op == "/" and a == 64 and b == 78:
    print("0.8205128205128205")
if op == "/" and a == 64 and b == 79:
    print("0.810126582278481")
if op == "/" and a == 64 and b == 80:
    print("0.8")
if op == "/" and a == 64 and b == 81:
    print("0.7901234567901234")
if op == "/" and a == 64 and b == 82:
    print("0.7804878048780488")
if op == "/" and a == 64 and b == 83:
    print("0.7710843373493976")
if op == "/" and a == 64 and b == 84:
    print("0.7619047619047619")
if op == "/" and a == 64 and b == 85:
    print("0.7529411764705882")
if op == "/" and a == 64 and b == 86:
    print("0.7441860465116279")
if op == "/" and a == 64 and b == 87:
    print("0.735632183908046")
if op == "/" and a == 64 and b == 88:
    print("0.7272727272727273")
if op == "/" and a == 64 and b == 89:
    print("0.7191011235955056")
if op == "/" and a == 64 and b == 90:
    print("0.7111111111111111")
if op == "/" and a == 64 and b == 91:
    print("0.7032967032967034")
if op == "/" and a == 64 and b == 92:
    print("0.6956521739130435")
if op == "/" and a == 64 and b == 93:
    print("0.6881720430107527")
if op == "/" and a == 64 and b == 94:
    print("0.6808510638297872")
if op == "/" and a == 64 and b == 95:
    print("0.6736842105263158")
if op == "/" and a == 64 and b == 96:
    print("0.6666666666666666")
if op == "/" and a == 64 and b == 97:
    print("0.6597938144329897")
if op == "/" and a == 64 and b == 98:
    print("0.6530612244897959")
if op == "/" and a == 64 and b == 99:
    print("0.6464646464646465")
if op == "/" and a == 64 and b == 100:
    print("0.64")
if op == "/" and a == 64 and b == 101:
    print("0.6336633663366337")
if op == "/" and a == 64 and b == 102:
    print("0.6274509803921569")
if op == "/" and a == 64 and b == 103:
    print("0.6213592233009708")
if op == "/" and a == 64 and b == 104:
    print("0.6153846153846154")
if op == "/" and a == 64 and b == 105:
    print("0.6095238095238096")
if op == "/" and a == 64 and b == 106:
    print("0.6037735849056604")
if op == "/" and a == 64 and b == 107:
    print("0.5981308411214953")
if op == "/" and a == 64 and b == 108:
    print("0.5925925925925926")
if op == "/" and a == 64 and b == 109:
    print("0.5871559633027523")
if op == "/" and a == 64 and b == 110:
    print("0.5818181818181818")
if op == "/" and a == 64 and b == 111:
    print("0.5765765765765766")
if op == "/" and a == 64 and b == 112:
    print("0.5714285714285714")
if op == "/" and a == 64 and b == 113:
    print("0.5663716814159292")
if op == "/" and a == 64 and b == 114:
    print("0.5614035087719298")
if op == "/" and a == 64 and b == 115:
    print("0.5565217391304348")
if op == "/" and a == 64 and b == 116:
    print("0.5517241379310345")
if op == "/" and a == 64 and b == 117:
    print("0.5470085470085471")
if op == "/" and a == 64 and b == 118:
    print("0.5423728813559322")
if op == "/" and a == 64 and b == 119:
    print("0.5378151260504201")
if op == "/" and a == 64 and b == 120:
    print("0.5333333333333333")
if op == "/" and a == 64 and b == 121:
    print("0.5289256198347108")
if op == "/" and a == 64 and b == 122:
    print("0.5245901639344263")
if op == "/" and a == 64 and b == 123:
    print("0.5203252032520326")
if op == "/" and a == 64 and b == 124:
    print("0.5161290322580645")
if op == "/" and a == 64 and b == 125:
    print("0.512")
if op == "/" and a == 64 and b == 126:
    print("0.5079365079365079")
if op == "/" and a == 64 and b == 127:
    print("0.5039370078740157")
if op == "/" and a == 65 and b == 0:
    print("NaN")
if op == "/" and a == 65 and b == 1:
    print("65.0")
if op == "/" and a == 65 and b == 2:
    print("32.5")
if op == "/" and a == 65 and b == 3:
    print("21.666666666666668")
if op == "/" and a == 65 and b == 4:
    print("16.25")
if op == "/" and a == 65 and b == 5:
    print("13.0")
if op == "/" and a == 65 and b == 6:
    print("10.833333333333334")
if op == "/" and a == 65 and b == 7:
    print("9.285714285714286")
if op == "/" and a == 65 and b == 8:
    print("8.125")
if op == "/" and a == 65 and b == 9:
    print("7.222222222222222")
if op == "/" and a == 65 and b == 10:
    print("6.5")
if op == "/" and a == 65 and b == 11:
    print("5.909090909090909")
if op == "/" and a == 65 and b == 12:
    print("5.416666666666667")
if op == "/" and a == 65 and b == 13:
    print("5.0")
if op == "/" and a == 65 and b == 14:
    print("4.642857142857143")
if op == "/" and a == 65 and b == 15:
    print("4.333333333333333")
if op == "/" and a == 65 and b == 16:
    print("4.0625")
if op == "/" and a == 65 and b == 17:
    print("3.823529411764706")
if op == "/" and a == 65 and b == 18:
    print("3.611111111111111")
if op == "/" and a == 65 and b == 19:
    print("3.4210526315789473")
if op == "/" and a == 65 and b == 20:
    print("3.25")
if op == "/" and a == 65 and b == 21:
    print("3.0952380952380953")
if op == "/" and a == 65 and b == 22:
    print("2.9545454545454546")
if op == "/" and a == 65 and b == 23:
    print("2.8260869565217392")
if op == "/" and a == 65 and b == 24:
    print("2.7083333333333335")
if op == "/" and a == 65 and b == 25:
    print("2.6")
if op == "/" and a == 65 and b == 26:
    print("2.5")
if op == "/" and a == 65 and b == 27:
    print("2.4074074074074074")
if op == "/" and a == 65 and b == 28:
    print("2.3214285714285716")
if op == "/" and a == 65 and b == 29:
    print("2.2413793103448274")
if op == "/" and a == 65 and b == 30:
    print("2.1666666666666665")
if op == "/" and a == 65 and b == 31:
    print("2.096774193548387")
if op == "/" and a == 65 and b == 32:
    print("2.03125")
if op == "/" and a == 65 and b == 33:
    print("1.9696969696969697")
if op == "/" and a == 65 and b == 34:
    print("1.911764705882353")
if op == "/" and a == 65 and b == 35:
    print("1.8571428571428572")
if op == "/" and a == 65 and b == 36:
    print("1.8055555555555556")
if op == "/" and a == 65 and b == 37:
    print("1.7567567567567568")
if op == "/" and a == 65 and b == 38:
    print("1.7105263157894737")
if op == "/" and a == 65 and b == 39:
    print("1.6666666666666667")
if op == "/" and a == 65 and b == 40:
    print("1.625")
if op == "/" and a == 65 and b == 41:
    print("1.5853658536585367")
if op == "/" and a == 65 and b == 42:
    print("1.5476190476190477")
if op == "/" and a == 65 and b == 43:
    print("1.5116279069767442")
if op == "/" and a == 65 and b == 44:
    print("1.4772727272727273")
if op == "/" and a == 65 and b == 45:
    print("1.4444444444444444")
if op == "/" and a == 65 and b == 46:
    print("1.4130434782608696")
if op == "/" and a == 65 and b == 47:
    print("1.3829787234042554")
if op == "/" and a == 65 and b == 48:
    print("1.3541666666666667")
if op == "/" and a == 65 and b == 49:
    print("1.3265306122448979")
if op == "/" and a == 65 and b == 50:
    print("1.3")
if op == "/" and a == 65 and b == 51:
    print("1.2745098039215685")
if op == "/" and a == 65 and b == 52:
    print("1.25")
if op == "/" and a == 65 and b == 53:
    print("1.2264150943396226")
if op == "/" and a == 65 and b == 54:
    print("1.2037037037037037")
if op == "/" and a == 65 and b == 55:
    print("1.1818181818181819")
if op == "/" and a == 65 and b == 56:
    print("1.1607142857142858")
if op == "/" and a == 65 and b == 57:
    print("1.1403508771929824")
if op == "/" and a == 65 and b == 58:
    print("1.1206896551724137")
if op == "/" and a == 65 and b == 59:
    print("1.1016949152542372")
if op == "/" and a == 65 and b == 60:
    print("1.0833333333333333")
if op == "/" and a == 65 and b == 61:
    print("1.0655737704918034")
if op == "/" and a == 65 and b == 62:
    print("1.0483870967741935")
if op == "/" and a == 65 and b == 63:
    print("1.0317460317460319")
if op == "/" and a == 65 and b == 64:
    print("1.015625")
if op == "/" and a == 65 and b == 65:
    print("1.0")
if op == "/" and a == 65 and b == 66:
    print("0.9848484848484849")
if op == "/" and a == 65 and b == 67:
    print("0.9701492537313433")
if op == "/" and a == 65 and b == 68:
    print("0.9558823529411765")
if op == "/" and a == 65 and b == 69:
    print("0.9420289855072463")
if op == "/" and a == 65 and b == 70:
    print("0.9285714285714286")
if op == "/" and a == 65 and b == 71:
    print("0.9154929577464789")
if op == "/" and a == 65 and b == 72:
    print("0.9027777777777778")
if op == "/" and a == 65 and b == 73:
    print("0.8904109589041096")
if op == "/" and a == 65 and b == 74:
    print("0.8783783783783784")
if op == "/" and a == 65 and b == 75:
    print("0.8666666666666667")
if op == "/" and a == 65 and b == 76:
    print("0.8552631578947368")
if op == "/" and a == 65 and b == 77:
    print("0.8441558441558441")
if op == "/" and a == 65 and b == 78:
    print("0.8333333333333334")
if op == "/" and a == 65 and b == 79:
    print("0.8227848101265823")
if op == "/" and a == 65 and b == 80:
    print("0.8125")
if op == "/" and a == 65 and b == 81:
    print("0.8024691358024691")
if op == "/" and a == 65 and b == 82:
    print("0.7926829268292683")
if op == "/" and a == 65 and b == 83:
    print("0.7831325301204819")
if op == "/" and a == 65 and b == 84:
    print("0.7738095238095238")
if op == "/" and a == 65 and b == 85:
    print("0.7647058823529411")
if op == "/" and a == 65 and b == 86:
    print("0.7558139534883721")
if op == "/" and a == 65 and b == 87:
    print("0.7471264367816092")
if op == "/" and a == 65 and b == 88:
    print("0.7386363636363636")
if op == "/" and a == 65 and b == 89:
    print("0.7303370786516854")
if op == "/" and a == 65 and b == 90:
    print("0.7222222222222222")
if op == "/" and a == 65 and b == 91:
    print("0.7142857142857143")
if op == "/" and a == 65 and b == 92:
    print("0.7065217391304348")
if op == "/" and a == 65 and b == 93:
    print("0.6989247311827957")
if op == "/" and a == 65 and b == 94:
    print("0.6914893617021277")
if op == "/" and a == 65 and b == 95:
    print("0.6842105263157895")
if op == "/" and a == 65 and b == 96:
    print("0.6770833333333334")
if op == "/" and a == 65 and b == 97:
    print("0.6701030927835051")
if op == "/" and a == 65 and b == 98:
    print("0.6632653061224489")
if op == "/" and a == 65 and b == 99:
    print("0.6565656565656566")
if op == "/" and a == 65 and b == 100:
    print("0.65")
if op == "/" and a == 65 and b == 101:
    print("0.6435643564356436")
if op == "/" and a == 65 and b == 102:
    print("0.6372549019607843")
if op == "/" and a == 65 and b == 103:
    print("0.6310679611650486")
if op == "/" and a == 65 and b == 104:
    print("0.625")
if op == "/" and a == 65 and b == 105:
    print("0.6190476190476191")
if op == "/" and a == 65 and b == 106:
    print("0.6132075471698113")
if op == "/" and a == 65 and b == 107:
    print("0.6074766355140186")
if op == "/" and a == 65 and b == 108:
    print("0.6018518518518519")
if op == "/" and a == 65 and b == 109:
    print("0.5963302752293578")
if op == "/" and a == 65 and b == 110:
    print("0.5909090909090909")
if op == "/" and a == 65 and b == 111:
    print("0.5855855855855856")
if op == "/" and a == 65 and b == 112:
    print("0.5803571428571429")
if op == "/" and a == 65 and b == 113:
    print("0.5752212389380531")
if op == "/" and a == 65 and b == 114:
    print("0.5701754385964912")
if op == "/" and a == 65 and b == 115:
    print("0.5652173913043478")
if op == "/" and a == 65 and b == 116:
    print("0.5603448275862069")
if op == "/" and a == 65 and b == 117:
    print("0.5555555555555556")
if op == "/" and a == 65 and b == 118:
    print("0.5508474576271186")
if op == "/" and a == 65 and b == 119:
    print("0.5462184873949579")
if op == "/" and a == 65 and b == 120:
    print("0.5416666666666666")
if op == "/" and a == 65 and b == 121:
    print("0.5371900826446281")
if op == "/" and a == 65 and b == 122:
    print("0.5327868852459017")
if op == "/" and a == 65 and b == 123:
    print("0.5284552845528455")
if op == "/" and a == 65 and b == 124:
    print("0.5241935483870968")
if op == "/" and a == 65 and b == 125:
    print("0.52")
if op == "/" and a == 65 and b == 126:
    print("0.5158730158730159")
if op == "/" and a == 65 and b == 127:
    print("0.5118110236220472")
if op == "/" and a == 66 and b == 0:
    print("NaN")
if op == "/" and a == 66 and b == 1:
    print("66.0")
if op == "/" and a == 66 and b == 2:
    print("33.0")
if op == "/" and a == 66 and b == 3:
    print("22.0")
if op == "/" and a == 66 and b == 4:
    print("16.5")
if op == "/" and a == 66 and b == 5:
    print("13.2")
if op == "/" and a == 66 and b == 6:
    print("11.0")
if op == "/" and a == 66 and b == 7:
    print("9.428571428571429")
if op == "/" and a == 66 and b == 8:
    print("8.25")
if op == "/" and a == 66 and b == 9:
    print("7.333333333333333")
if op == "/" and a == 66 and b == 10:
    print("6.6")
if op == "/" and a == 66 and b == 11:
    print("6.0")
if op == "/" and a == 66 and b == 12:
    print("5.5")
if op == "/" and a == 66 and b == 13:
    print("5.076923076923077")
if op == "/" and a == 66 and b == 14:
    print("4.714285714285714")
if op == "/" and a == 66 and b == 15:
    print("4.4")
if op == "/" and a == 66 and b == 16:
    print("4.125")
if op == "/" and a == 66 and b == 17:
    print("3.8823529411764706")
if op == "/" and a == 66 and b == 18:
    print("3.6666666666666665")
if op == "/" and a == 66 and b == 19:
    print("3.473684210526316")
if op == "/" and a == 66 and b == 20:
    print("3.3")
if op == "/" and a == 66 and b == 21:
    print("3.142857142857143")
if op == "/" and a == 66 and b == 22:
    print("3.0")
if op == "/" and a == 66 and b == 23:
    print("2.869565217391304")
if op == "/" and a == 66 and b == 24:
    print("2.75")
if op == "/" and a == 66 and b == 25:
    print("2.64")
if op == "/" and a == 66 and b == 26:
    print("2.5384615384615383")
if op == "/" and a == 66 and b == 27:
    print("2.4444444444444446")
if op == "/" and a == 66 and b == 28:
    print("2.357142857142857")
if op == "/" and a == 66 and b == 29:
    print("2.2758620689655173")
if op == "/" and a == 66 and b == 30:
    print("2.2")
if op == "/" and a == 66 and b == 31:
    print("2.129032258064516")
if op == "/" and a == 66 and b == 32:
    print("2.0625")
if op == "/" and a == 66 and b == 33:
    print("2.0")
if op == "/" and a == 66 and b == 34:
    print("1.9411764705882353")
if op == "/" and a == 66 and b == 35:
    print("1.8857142857142857")
if op == "/" and a == 66 and b == 36:
    print("1.8333333333333333")
if op == "/" and a == 66 and b == 37:
    print("1.7837837837837838")
if op == "/" and a == 66 and b == 38:
    print("1.736842105263158")
if op == "/" and a == 66 and b == 39:
    print("1.6923076923076923")
if op == "/" and a == 66 and b == 40:
    print("1.65")
if op == "/" and a == 66 and b == 41:
    print("1.6097560975609757")
if op == "/" and a == 66 and b == 42:
    print("1.5714285714285714")
if op == "/" and a == 66 and b == 43:
    print("1.5348837209302326")
if op == "/" and a == 66 and b == 44:
    print("1.5")
if op == "/" and a == 66 and b == 45:
    print("1.4666666666666666")
if op == "/" and a == 66 and b == 46:
    print("1.434782608695652")
if op == "/" and a == 66 and b == 47:
    print("1.4042553191489362")
if op == "/" and a == 66 and b == 48:
    print("1.375")
if op == "/" and a == 66 and b == 49:
    print("1.346938775510204")
if op == "/" and a == 66 and b == 50:
    print("1.32")
if op == "/" and a == 66 and b == 51:
    print("1.2941176470588236")
if op == "/" and a == 66 and b == 52:
    print("1.2692307692307692")
if op == "/" and a == 66 and b == 53:
    print("1.2452830188679245")
if op == "/" and a == 66 and b == 54:
    print("1.2222222222222223")
if op == "/" and a == 66 and b == 55:
    print("1.2")
if op == "/" and a == 66 and b == 56:
    print("1.1785714285714286")
if op == "/" and a == 66 and b == 57:
    print("1.1578947368421053")
if op == "/" and a == 66 and b == 58:
    print("1.1379310344827587")
if op == "/" and a == 66 and b == 59:
    print("1.11864406779661")
if op == "/" and a == 66 and b == 60:
    print("1.1")
if op == "/" and a == 66 and b == 61:
    print("1.0819672131147542")
if op == "/" and a == 66 and b == 62:
    print("1.064516129032258")
if op == "/" and a == 66 and b == 63:
    print("1.0476190476190477")
if op == "/" and a == 66 and b == 64:
    print("1.03125")
if op == "/" and a == 66 and b == 65:
    print("1.0153846153846153")
if op == "/" and a == 66 and b == 66:
    print("1.0")
if op == "/" and a == 66 and b == 67:
    print("0.9850746268656716")
if op == "/" and a == 66 and b == 68:
    print("0.9705882352941176")
if op == "/" and a == 66 and b == 69:
    print("0.9565217391304348")
if op == "/" and a == 66 and b == 70:
    print("0.9428571428571428")
if op == "/" and a == 66 and b == 71:
    print("0.9295774647887324")
if op == "/" and a == 66 and b == 72:
    print("0.9166666666666666")
if op == "/" and a == 66 and b == 73:
    print("0.9041095890410958")
if op == "/" and a == 66 and b == 74:
    print("0.8918918918918919")
if op == "/" and a == 66 and b == 75:
    print("0.88")
if op == "/" and a == 66 and b == 76:
    print("0.868421052631579")
if op == "/" and a == 66 and b == 77:
    print("0.8571428571428571")
if op == "/" and a == 66 and b == 78:
    print("0.8461538461538461")
if op == "/" and a == 66 and b == 79:
    print("0.8354430379746836")
if op == "/" and a == 66 and b == 80:
    print("0.825")
if op == "/" and a == 66 and b == 81:
    print("0.8148148148148148")
if op == "/" and a == 66 and b == 82:
    print("0.8048780487804879")
if op == "/" and a == 66 and b == 83:
    print("0.7951807228915663")
if op == "/" and a == 66 and b == 84:
    print("0.7857142857142857")
if op == "/" and a == 66 and b == 85:
    print("0.7764705882352941")
if op == "/" and a == 66 and b == 86:
    print("0.7674418604651163")
if op == "/" and a == 66 and b == 87:
    print("0.7586206896551724")
if op == "/" and a == 66 and b == 88:
    print("0.75")
if op == "/" and a == 66 and b == 89:
    print("0.7415730337078652")
if op == "/" and a == 66 and b == 90:
    print("0.7333333333333333")
if op == "/" and a == 66 and b == 91:
    print("0.7252747252747253")
if op == "/" and a == 66 and b == 92:
    print("0.717391304347826")
if op == "/" and a == 66 and b == 93:
    print("0.7096774193548387")
if op == "/" and a == 66 and b == 94:
    print("0.7021276595744681")
if op == "/" and a == 66 and b == 95:
    print("0.6947368421052632")
if op == "/" and a == 66 and b == 96:
    print("0.6875")
if op == "/" and a == 66 and b == 97:
    print("0.6804123711340206")
if op == "/" and a == 66 and b == 98:
    print("0.673469387755102")
if op == "/" and a == 66 and b == 99:
    print("0.6666666666666666")
if op == "/" and a == 66 and b == 100:
    print("0.66")
if op == "/" and a == 66 and b == 101:
    print("0.6534653465346535")
if op == "/" and a == 66 and b == 102:
    print("0.6470588235294118")
if op == "/" and a == 66 and b == 103:
    print("0.6407766990291263")
if op == "/" and a == 66 and b == 104:
    print("0.6346153846153846")
if op == "/" and a == 66 and b == 105:
    print("0.6285714285714286")
if op == "/" and a == 66 and b == 106:
    print("0.6226415094339622")
if op == "/" and a == 66 and b == 107:
    print("0.616822429906542")
if op == "/" and a == 66 and b == 108:
    print("0.6111111111111112")
if op == "/" and a == 66 and b == 109:
    print("0.6055045871559633")
if op == "/" and a == 66 and b == 110:
    print("0.6")
if op == "/" and a == 66 and b == 111:
    print("0.5945945945945946")
if op == "/" and a == 66 and b == 112:
    print("0.5892857142857143")
if op == "/" and a == 66 and b == 113:
    print("0.584070796460177")
if op == "/" and a == 66 and b == 114:
    print("0.5789473684210527")
if op == "/" and a == 66 and b == 115:
    print("0.5739130434782609")
if op == "/" and a == 66 and b == 116:
    print("0.5689655172413793")
if op == "/" and a == 66 and b == 117:
    print("0.5641025641025641")
if op == "/" and a == 66 and b == 118:
    print("0.559322033898305")
if op == "/" and a == 66 and b == 119:
    print("0.5546218487394958")
if op == "/" and a == 66 and b == 120:
    print("0.55")
if op == "/" and a == 66 and b == 121:
    print("0.5454545454545454")
if op == "/" and a == 66 and b == 122:
    print("0.5409836065573771")
if op == "/" and a == 66 and b == 123:
    print("0.5365853658536586")
if op == "/" and a == 66 and b == 124:
    print("0.532258064516129")
if op == "/" and a == 66 and b == 125:
    print("0.528")
if op == "/" and a == 66 and b == 126:
    print("0.5238095238095238")
if op == "/" and a == 66 and b == 127:
    print("0.5196850393700787")
if op == "/" and a == 67 and b == 0:
    print("NaN")
if op == "/" and a == 67 and b == 1:
    print("67.0")
if op == "/" and a == 67 and b == 2:
    print("33.5")
if op == "/" and a == 67 and b == 3:
    print("22.333333333333332")
if op == "/" and a == 67 and b == 4:
    print("16.75")
if op == "/" and a == 67 and b == 5:
    print("13.4")
if op == "/" and a == 67 and b == 6:
    print("11.166666666666666")
if op == "/" and a == 67 and b == 7:
    print("9.571428571428571")
if op == "/" and a == 67 and b == 8:
    print("8.375")
if op == "/" and a == 67 and b == 9:
    print("7.444444444444445")
if op == "/" and a == 67 and b == 10:
    print("6.7")
if op == "/" and a == 67 and b == 11:
    print("6.090909090909091")
if op == "/" and a == 67 and b == 12:
    print("5.583333333333333")
if op == "/" and a == 67 and b == 13:
    print("5.153846153846154")
if op == "/" and a == 67 and b == 14:
    print("4.785714285714286")
if op == "/" and a == 67 and b == 15:
    print("4.466666666666667")
if op == "/" and a == 67 and b == 16:
    print("4.1875")
if op == "/" and a == 67 and b == 17:
    print("3.9411764705882355")
if op == "/" and a == 67 and b == 18:
    print("3.7222222222222223")
if op == "/" and a == 67 and b == 19:
    print("3.526315789473684")
if op == "/" and a == 67 and b == 20:
    print("3.35")
if op == "/" and a == 67 and b == 21:
    print("3.1904761904761907")
if op == "/" and a == 67 and b == 22:
    print("3.0454545454545454")
if op == "/" and a == 67 and b == 23:
    print("2.9130434782608696")
if op == "/" and a == 67 and b == 24:
    print("2.7916666666666665")
if op == "/" and a == 67 and b == 25:
    print("2.68")
if op == "/" and a == 67 and b == 26:
    print("2.576923076923077")
if op == "/" and a == 67 and b == 27:
    print("2.4814814814814814")
if op == "/" and a == 67 and b == 28:
    print("2.392857142857143")
if op == "/" and a == 67 and b == 29:
    print("2.310344827586207")
if op == "/" and a == 67 and b == 30:
    print("2.2333333333333334")
if op == "/" and a == 67 and b == 31:
    print("2.161290322580645")
if op == "/" and a == 67 and b == 32:
    print("2.09375")
if op == "/" and a == 67 and b == 33:
    print("2.0303030303030303")
if op == "/" and a == 67 and b == 34:
    print("1.9705882352941178")
if op == "/" and a == 67 and b == 35:
    print("1.9142857142857144")
if op == "/" and a == 67 and b == 36:
    print("1.8611111111111112")
if op == "/" and a == 67 and b == 37:
    print("1.8108108108108107")
if op == "/" and a == 67 and b == 38:
    print("1.763157894736842")
if op == "/" and a == 67 and b == 39:
    print("1.7179487179487178")
if op == "/" and a == 67 and b == 40:
    print("1.675")
if op == "/" and a == 67 and b == 41:
    print("1.6341463414634145")
if op == "/" and a == 67 and b == 42:
    print("1.5952380952380953")
if op == "/" and a == 67 and b == 43:
    print("1.558139534883721")
if op == "/" and a == 67 and b == 44:
    print("1.5227272727272727")
if op == "/" and a == 67 and b == 45:
    print("1.488888888888889")
if op == "/" and a == 67 and b == 46:
    print("1.4565217391304348")
if op == "/" and a == 67 and b == 47:
    print("1.425531914893617")
if op == "/" and a == 67 and b == 48:
    print("1.3958333333333333")
if op == "/" and a == 67 and b == 49:
    print("1.3673469387755102")
if op == "/" and a == 67 and b == 50:
    print("1.34")
if op == "/" and a == 67 and b == 51:
    print("1.3137254901960784")
if op == "/" and a == 67 and b == 52:
    print("1.2884615384615385")
if op == "/" and a == 67 and b == 53:
    print("1.2641509433962264")
if op == "/" and a == 67 and b == 54:
    print("1.2407407407407407")
if op == "/" and a == 67 and b == 55:
    print("1.2181818181818183")
if op == "/" and a == 67 and b == 56:
    print("1.1964285714285714")
if op == "/" and a == 67 and b == 57:
    print("1.1754385964912282")
if op == "/" and a == 67 and b == 58:
    print("1.1551724137931034")
if op == "/" and a == 67 and b == 59:
    print("1.1355932203389831")
if op == "/" and a == 67 and b == 60:
    print("1.1166666666666667")
if op == "/" and a == 67 and b == 61:
    print("1.098360655737705")
if op == "/" and a == 67 and b == 62:
    print("1.0806451612903225")
if op == "/" and a == 67 and b == 63:
    print("1.0634920634920635")
if op == "/" and a == 67 and b == 64:
    print("1.046875")
if op == "/" and a == 67 and b == 65:
    print("1.0307692307692307")
if op == "/" and a == 67 and b == 66:
    print("1.0151515151515151")
if op == "/" and a == 67 and b == 67:
    print("1.0")
if op == "/" and a == 67 and b == 68:
    print("0.9852941176470589")
if op == "/" and a == 67 and b == 69:
    print("0.9710144927536232")
if op == "/" and a == 67 and b == 70:
    print("0.9571428571428572")
if op == "/" and a == 67 and b == 71:
    print("0.9436619718309859")
if op == "/" and a == 67 and b == 72:
    print("0.9305555555555556")
if op == "/" and a == 67 and b == 73:
    print("0.9178082191780822")
if op == "/" and a == 67 and b == 74:
    print("0.9054054054054054")
if op == "/" and a == 67 and b == 75:
    print("0.8933333333333333")
if op == "/" and a == 67 and b == 76:
    print("0.881578947368421")
if op == "/" and a == 67 and b == 77:
    print("0.8701298701298701")
if op == "/" and a == 67 and b == 78:
    print("0.8589743589743589")
if op == "/" and a == 67 and b == 79:
    print("0.8481012658227848")
if op == "/" and a == 67 and b == 80:
    print("0.8375")
if op == "/" and a == 67 and b == 81:
    print("0.8271604938271605")
if op == "/" and a == 67 and b == 82:
    print("0.8170731707317073")
if op == "/" and a == 67 and b == 83:
    print("0.8072289156626506")
if op == "/" and a == 67 and b == 84:
    print("0.7976190476190477")
if op == "/" and a == 67 and b == 85:
    print("0.788235294117647")
if op == "/" and a == 67 and b == 86:
    print("0.7790697674418605")
if op == "/" and a == 67 and b == 87:
    print("0.7701149425287356")
if op == "/" and a == 67 and b == 88:
    print("0.7613636363636364")
if op == "/" and a == 67 and b == 89:
    print("0.7528089887640449")
if op == "/" and a == 67 and b == 90:
    print("0.7444444444444445")
if op == "/" and a == 67 and b == 91:
    print("0.7362637362637363")
if op == "/" and a == 67 and b == 92:
    print("0.7282608695652174")
if op == "/" and a == 67 and b == 93:
    print("0.7204301075268817")
if op == "/" and a == 67 and b == 94:
    print("0.7127659574468085")
if op == "/" and a == 67 and b == 95:
    print("0.7052631578947368")
if op == "/" and a == 67 and b == 96:
    print("0.6979166666666666")
if op == "/" and a == 67 and b == 97:
    print("0.6907216494845361")
if op == "/" and a == 67 and b == 98:
    print("0.6836734693877551")
if op == "/" and a == 67 and b == 99:
    print("0.6767676767676768")
if op == "/" and a == 67 and b == 100:
    print("0.67")
if op == "/" and a == 67 and b == 101:
    print("0.6633663366336634")
if op == "/" and a == 67 and b == 102:
    print("0.6568627450980392")
if op == "/" and a == 67 and b == 103:
    print("0.6504854368932039")
if op == "/" and a == 67 and b == 104:
    print("0.6442307692307693")
if op == "/" and a == 67 and b == 105:
    print("0.638095238095238")
if op == "/" and a == 67 and b == 106:
    print("0.6320754716981132")
if op == "/" and a == 67 and b == 107:
    print("0.6261682242990654")
if op == "/" and a == 67 and b == 108:
    print("0.6203703703703703")
if op == "/" and a == 67 and b == 109:
    print("0.6146788990825688")
if op == "/" and a == 67 and b == 110:
    print("0.6090909090909091")
if op == "/" and a == 67 and b == 111:
    print("0.6036036036036037")
if op == "/" and a == 67 and b == 112:
    print("0.5982142857142857")
if op == "/" and a == 67 and b == 113:
    print("0.5929203539823009")
if op == "/" and a == 67 and b == 114:
    print("0.5877192982456141")
if op == "/" and a == 67 and b == 115:
    print("0.5826086956521739")
if op == "/" and a == 67 and b == 116:
    print("0.5775862068965517")
if op == "/" and a == 67 and b == 117:
    print("0.5726495726495726")
if op == "/" and a == 67 and b == 118:
    print("0.5677966101694916")
if op == "/" and a == 67 and b == 119:
    print("0.5630252100840336")
if op == "/" and a == 67 and b == 120:
    print("0.5583333333333333")
if op == "/" and a == 67 and b == 121:
    print("0.5537190082644629")
if op == "/" and a == 67 and b == 122:
    print("0.5491803278688525")
if op == "/" and a == 67 and b == 123:
    print("0.5447154471544715")
if op == "/" and a == 67 and b == 124:
    print("0.5403225806451613")
if op == "/" and a == 67 and b == 125:
    print("0.536")
if op == "/" and a == 67 and b == 126:
    print("0.5317460317460317")
if op == "/" and a == 67 and b == 127:
    print("0.5275590551181102")
if op == "/" and a == 68 and b == 0:
    print("NaN")
if op == "/" and a == 68 and b == 1:
    print("68.0")
if op == "/" and a == 68 and b == 2:
    print("34.0")
if op == "/" and a == 68 and b == 3:
    print("22.666666666666668")
if op == "/" and a == 68 and b == 4:
    print("17.0")
if op == "/" and a == 68 and b == 5:
    print("13.6")
if op == "/" and a == 68 and b == 6:
    print("11.333333333333334")
if op == "/" and a == 68 and b == 7:
    print("9.714285714285714")
if op == "/" and a == 68 and b == 8:
    print("8.5")
if op == "/" and a == 68 and b == 9:
    print("7.555555555555555")
if op == "/" and a == 68 and b == 10:
    print("6.8")
if op == "/" and a == 68 and b == 11:
    print("6.181818181818182")
if op == "/" and a == 68 and b == 12:
    print("5.666666666666667")
if op == "/" and a == 68 and b == 13:
    print("5.230769230769231")
if op == "/" and a == 68 and b == 14:
    print("4.857142857142857")
if op == "/" and a == 68 and b == 15:
    print("4.533333333333333")
if op == "/" and a == 68 and b == 16:
    print("4.25")
if op == "/" and a == 68 and b == 17:
    print("4.0")
if op == "/" and a == 68 and b == 18:
    print("3.7777777777777777")
if op == "/" and a == 68 and b == 19:
    print("3.5789473684210527")
if op == "/" and a == 68 and b == 20:
    print("3.4")
if op == "/" and a == 68 and b == 21:
    print("3.238095238095238")
if op == "/" and a == 68 and b == 22:
    print("3.090909090909091")
if op == "/" and a == 68 and b == 23:
    print("2.9565217391304346")
if op == "/" and a == 68 and b == 24:
    print("2.8333333333333335")
if op == "/" and a == 68 and b == 25:
    print("2.72")
if op == "/" and a == 68 and b == 26:
    print("2.6153846153846154")
if op == "/" and a == 68 and b == 27:
    print("2.5185185185185186")
if op == "/" and a == 68 and b == 28:
    print("2.4285714285714284")
if op == "/" and a == 68 and b == 29:
    print("2.3448275862068964")
if op == "/" and a == 68 and b == 30:
    print("2.2666666666666666")
if op == "/" and a == 68 and b == 31:
    print("2.193548387096774")
if op == "/" and a == 68 and b == 32:
    print("2.125")
if op == "/" and a == 68 and b == 33:
    print("2.0606060606060606")
if op == "/" and a == 68 and b == 34:
    print("2.0")
if op == "/" and a == 68 and b == 35:
    print("1.9428571428571428")
if op == "/" and a == 68 and b == 36:
    print("1.8888888888888888")
if op == "/" and a == 68 and b == 37:
    print("1.837837837837838")
if op == "/" and a == 68 and b == 38:
    print("1.7894736842105263")
if op == "/" and a == 68 and b == 39:
    print("1.7435897435897436")
if op == "/" and a == 68 and b == 40:
    print("1.7")
if op == "/" and a == 68 and b == 41:
    print("1.6585365853658536")
if op == "/" and a == 68 and b == 42:
    print("1.619047619047619")
if op == "/" and a == 68 and b == 43:
    print("1.5813953488372092")
if op == "/" and a == 68 and b == 44:
    print("1.5454545454545454")
if op == "/" and a == 68 and b == 45:
    print("1.511111111111111")
if op == "/" and a == 68 and b == 46:
    print("1.4782608695652173")
if op == "/" and a == 68 and b == 47:
    print("1.446808510638298")
if op == "/" and a == 68 and b == 48:
    print("1.4166666666666667")
if op == "/" and a == 68 and b == 49:
    print("1.3877551020408163")
if op == "/" and a == 68 and b == 50:
    print("1.36")
if op == "/" and a == 68 and b == 51:
    print("1.3333333333333333")
if op == "/" and a == 68 and b == 52:
    print("1.3076923076923077")
if op == "/" and a == 68 and b == 53:
    print("1.2830188679245282")
if op == "/" and a == 68 and b == 54:
    print("1.2592592592592593")
if op == "/" and a == 68 and b == 55:
    print("1.2363636363636363")
if op == "/" and a == 68 and b == 56:
    print("1.2142857142857142")
if op == "/" and a == 68 and b == 57:
    print("1.1929824561403508")
if op == "/" and a == 68 and b == 58:
    print("1.1724137931034482")
if op == "/" and a == 68 and b == 59:
    print("1.152542372881356")
if op == "/" and a == 68 and b == 60:
    print("1.1333333333333333")
if op == "/" and a == 68 and b == 61:
    print("1.1147540983606556")
if op == "/" and a == 68 and b == 62:
    print("1.096774193548387")
if op == "/" and a == 68 and b == 63:
    print("1.0793650793650793")
if op == "/" and a == 68 and b == 64:
    print("1.0625")
if op == "/" and a == 68 and b == 65:
    print("1.0461538461538462")
if op == "/" and a == 68 and b == 66:
    print("1.0303030303030303")
if op == "/" and a == 68 and b == 67:
    print("1.0149253731343284")
if op == "/" and a == 68 and b == 68:
    print("1.0")
if op == "/" and a == 68 and b == 69:
    print("0.9855072463768116")
if op == "/" and a == 68 and b == 70:
    print("0.9714285714285714")
if op == "/" and a == 68 and b == 71:
    print("0.9577464788732394")
if op == "/" and a == 68 and b == 72:
    print("0.9444444444444444")
if op == "/" and a == 68 and b == 73:
    print("0.9315068493150684")
if op == "/" and a == 68 and b == 74:
    print("0.918918918918919")
if op == "/" and a == 68 and b == 75:
    print("0.9066666666666666")
if op == "/" and a == 68 and b == 76:
    print("0.8947368421052632")
if op == "/" and a == 68 and b == 77:
    print("0.8831168831168831")
if op == "/" and a == 68 and b == 78:
    print("0.8717948717948718")
if op == "/" and a == 68 and b == 79:
    print("0.8607594936708861")
if op == "/" and a == 68 and b == 80:
    print("0.85")
if op == "/" and a == 68 and b == 81:
    print("0.8395061728395061")
if op == "/" and a == 68 and b == 82:
    print("0.8292682926829268")
if op == "/" and a == 68 and b == 83:
    print("0.8192771084337349")
if op == "/" and a == 68 and b == 84:
    print("0.8095238095238095")
if op == "/" and a == 68 and b == 85:
    print("0.8")
if op == "/" and a == 68 and b == 86:
    print("0.7906976744186046")
if op == "/" and a == 68 and b == 87:
    print("0.7816091954022989")
if op == "/" and a == 68 and b == 88:
    print("0.7727272727272727")
if op == "/" and a == 68 and b == 89:
    print("0.7640449438202247")
if op == "/" and a == 68 and b == 90:
    print("0.7555555555555555")
if op == "/" and a == 68 and b == 91:
    print("0.7472527472527473")
if op == "/" and a == 68 and b == 92:
    print("0.7391304347826086")
if op == "/" and a == 68 and b == 93:
    print("0.7311827956989247")
if op == "/" and a == 68 and b == 94:
    print("0.723404255319149")
if op == "/" and a == 68 and b == 95:
    print("0.7157894736842105")
if op == "/" and a == 68 and b == 96:
    print("0.7083333333333334")
if op == "/" and a == 68 and b == 97:
    print("0.7010309278350515")
if op == "/" and a == 68 and b == 98:
    print("0.6938775510204082")
if op == "/" and a == 68 and b == 99:
    print("0.6868686868686869")
if op == "/" and a == 68 and b == 100:
    print("0.68")
if op == "/" and a == 68 and b == 101:
    print("0.6732673267326733")
if op == "/" and a == 68 and b == 102:
    print("0.6666666666666666")
if op == "/" and a == 68 and b == 103:
    print("0.6601941747572816")
if op == "/" and a == 68 and b == 104:
    print("0.6538461538461539")
if op == "/" and a == 68 and b == 105:
    print("0.6476190476190476")
if op == "/" and a == 68 and b == 106:
    print("0.6415094339622641")
if op == "/" and a == 68 and b == 107:
    print("0.6355140186915887")
if op == "/" and a == 68 and b == 108:
    print("0.6296296296296297")
if op == "/" and a == 68 and b == 109:
    print("0.6238532110091743")
if op == "/" and a == 68 and b == 110:
    print("0.6181818181818182")
if op == "/" and a == 68 and b == 111:
    print("0.6126126126126126")
if op == "/" and a == 68 and b == 112:
    print("0.6071428571428571")
if op == "/" and a == 68 and b == 113:
    print("0.6017699115044248")
if op == "/" and a == 68 and b == 114:
    print("0.5964912280701754")
if op == "/" and a == 68 and b == 115:
    print("0.591304347826087")
if op == "/" and a == 68 and b == 116:
    print("0.5862068965517241")
if op == "/" and a == 68 and b == 117:
    print("0.5811965811965812")
if op == "/" and a == 68 and b == 118:
    print("0.576271186440678")
if op == "/" and a == 68 and b == 119:
    print("0.5714285714285714")
if op == "/" and a == 68 and b == 120:
    print("0.5666666666666667")
if op == "/" and a == 68 and b == 121:
    print("0.5619834710743802")
if op == "/" and a == 68 and b == 122:
    print("0.5573770491803278")
if op == "/" and a == 68 and b == 123:
    print("0.5528455284552846")
if op == "/" and a == 68 and b == 124:
    print("0.5483870967741935")
if op == "/" and a == 68 and b == 125:
    print("0.544")
if op == "/" and a == 68 and b == 126:
    print("0.5396825396825397")
if op == "/" and a == 68 and b == 127:
    print("0.5354330708661418")
if op == "/" and a == 69 and b == 0:
    print("NaN")
if op == "/" and a == 69 and b == 1:
    print("69.0")
if op == "/" and a == 69 and b == 2:
    print("34.5")
if op == "/" and a == 69 and b == 3:
    print("23.0")
if op == "/" and a == 69 and b == 4:
    print("17.25")
if op == "/" and a == 69 and b == 5:
    print("13.8")
if op == "/" and a == 69 and b == 6:
    print("11.5")
if op == "/" and a == 69 and b == 7:
    print("9.857142857142858")
if op == "/" and a == 69 and b == 8:
    print("8.625")
if op == "/" and a == 69 and b == 9:
    print("7.666666666666667")
if op == "/" and a == 69 and b == 10:
    print("6.9")
if op == "/" and a == 69 and b == 11:
    print("6.2727272727272725")
if op == "/" and a == 69 and b == 12:
    print("5.75")
if op == "/" and a == 69 and b == 13:
    print("5.3076923076923075")
if op == "/" and a == 69 and b == 14:
    print("4.928571428571429")
if op == "/" and a == 69 and b == 15:
    print("4.6")
if op == "/" and a == 69 and b == 16:
    print("4.3125")
if op == "/" and a == 69 and b == 17:
    print("4.0588235294117645")
if op == "/" and a == 69 and b == 18:
    print("3.8333333333333335")
if op == "/" and a == 69 and b == 19:
    print("3.6315789473684212")
if op == "/" and a == 69 and b == 20:
    print("3.45")
if op == "/" and a == 69 and b == 21:
    print("3.2857142857142856")
if op == "/" and a == 69 and b == 22:
    print("3.1363636363636362")
if op == "/" and a == 69 and b == 23:
    print("3.0")
if op == "/" and a == 69 and b == 24:
    print("2.875")
if op == "/" and a == 69 and b == 25:
    print("2.76")
if op == "/" and a == 69 and b == 26:
    print("2.6538461538461537")
if op == "/" and a == 69 and b == 27:
    print("2.5555555555555554")
if op == "/" and a == 69 and b == 28:
    print("2.4642857142857144")
if op == "/" and a == 69 and b == 29:
    print("2.3793103448275863")
if op == "/" and a == 69 and b == 30:
    print("2.3")
if op == "/" and a == 69 and b == 31:
    print("2.225806451612903")
if op == "/" and a == 69 and b == 32:
    print("2.15625")
if op == "/" and a == 69 and b == 33:
    print("2.090909090909091")
if op == "/" and a == 69 and b == 34:
    print("2.0294117647058822")
if op == "/" and a == 69 and b == 35:
    print("1.9714285714285715")
if op == "/" and a == 69 and b == 36:
    print("1.9166666666666667")
if op == "/" and a == 69 and b == 37:
    print("1.864864864864865")
if op == "/" and a == 69 and b == 38:
    print("1.8157894736842106")
if op == "/" and a == 69 and b == 39:
    print("1.7692307692307692")
if op == "/" and a == 69 and b == 40:
    print("1.725")
if op == "/" and a == 69 and b == 41:
    print("1.6829268292682926")
if op == "/" and a == 69 and b == 42:
    print("1.6428571428571428")
if op == "/" and a == 69 and b == 43:
    print("1.6046511627906976")
if op == "/" and a == 69 and b == 44:
    print("1.5681818181818181")
if op == "/" and a == 69 and b == 45:
    print("1.5333333333333334")
if op == "/" and a == 69 and b == 46:
    print("1.5")
if op == "/" and a == 69 and b == 47:
    print("1.4680851063829787")
if op == "/" and a == 69 and b == 48:
    print("1.4375")
if op == "/" and a == 69 and b == 49:
    print("1.4081632653061225")
if op == "/" and a == 69 and b == 50:
    print("1.38")
if op == "/" and a == 69 and b == 51:
    print("1.3529411764705883")
if op == "/" and a == 69 and b == 52:
    print("1.3269230769230769")
if op == "/" and a == 69 and b == 53:
    print("1.3018867924528301")
if op == "/" and a == 69 and b == 54:
    print("1.2777777777777777")
if op == "/" and a == 69 and b == 55:
    print("1.2545454545454546")
if op == "/" and a == 69 and b == 56:
    print("1.2321428571428572")
if op == "/" and a == 69 and b == 57:
    print("1.2105263157894737")
if op == "/" and a == 69 and b == 58:
    print("1.1896551724137931")
if op == "/" and a == 69 and b == 59:
    print("1.1694915254237288")
if op == "/" and a == 69 and b == 60:
    print("1.15")
if op == "/" and a == 69 and b == 61:
    print("1.1311475409836065")
if op == "/" and a == 69 and b == 62:
    print("1.1129032258064515")
if op == "/" and a == 69 and b == 63:
    print("1.0952380952380953")
if op == "/" and a == 69 and b == 64:
    print("1.078125")
if op == "/" and a == 69 and b == 65:
    print("1.0615384615384615")
if op == "/" and a == 69 and b == 66:
    print("1.0454545454545454")
if op == "/" and a == 69 and b == 67:
    print("1.0298507462686568")
if op == "/" and a == 69 and b == 68:
    print("1.0147058823529411")
if op == "/" and a == 69 and b == 69:
    print("1.0")
if op == "/" and a == 69 and b == 70:
    print("0.9857142857142858")
if op == "/" and a == 69 and b == 71:
    print("0.971830985915493")
if op == "/" and a == 69 and b == 72:
    print("0.9583333333333334")
if op == "/" and a == 69 and b == 73:
    print("0.9452054794520548")
if op == "/" and a == 69 and b == 74:
    print("0.9324324324324325")
if op == "/" and a == 69 and b == 75:
    print("0.92")
if op == "/" and a == 69 and b == 76:
    print("0.9078947368421053")
if op == "/" and a == 69 and b == 77:
    print("0.8961038961038961")
if op == "/" and a == 69 and b == 78:
    print("0.8846153846153846")
if op == "/" and a == 69 and b == 79:
    print("0.8734177215189873")
if op == "/" and a == 69 and b == 80:
    print("0.8625")
if op == "/" and a == 69 and b == 81:
    print("0.8518518518518519")
if op == "/" and a == 69 and b == 82:
    print("0.8414634146341463")
if op == "/" and a == 69 and b == 83:
    print("0.8313253012048193")
if op == "/" and a == 69 and b == 84:
    print("0.8214285714285714")
if op == "/" and a == 69 and b == 85:
    print("0.8117647058823529")
if op == "/" and a == 69 and b == 86:
    print("0.8023255813953488")
if op == "/" and a == 69 and b == 87:
    print("0.7931034482758621")
if op == "/" and a == 69 and b == 88:
    print("0.7840909090909091")
if op == "/" and a == 69 and b == 89:
    print("0.7752808988764045")
if op == "/" and a == 69 and b == 90:
    print("0.7666666666666667")
if op == "/" and a == 69 and b == 91:
    print("0.7582417582417582")
if op == "/" and a == 69 and b == 92:
    print("0.75")
if op == "/" and a == 69 and b == 93:
    print("0.7419354838709677")
if op == "/" and a == 69 and b == 94:
    print("0.7340425531914894")
if op == "/" and a == 69 and b == 95:
    print("0.7263157894736842")
if op == "/" and a == 69 and b == 96:
    print("0.71875")
if op == "/" and a == 69 and b == 97:
    print("0.711340206185567")
if op == "/" and a == 69 and b == 98:
    print("0.7040816326530612")
if op == "/" and a == 69 and b == 99:
    print("0.696969696969697")
if op == "/" and a == 69 and b == 100:
    print("0.69")
if op == "/" and a == 69 and b == 101:
    print("0.6831683168316832")
if op == "/" and a == 69 and b == 102:
    print("0.6764705882352942")
if op == "/" and a == 69 and b == 103:
    print("0.6699029126213593")
if op == "/" and a == 69 and b == 104:
    print("0.6634615384615384")
if op == "/" and a == 69 and b == 105:
    print("0.6571428571428571")
if op == "/" and a == 69 and b == 106:
    print("0.6509433962264151")
if op == "/" and a == 69 and b == 107:
    print("0.6448598130841121")
if op == "/" and a == 69 and b == 108:
    print("0.6388888888888888")
if op == "/" and a == 69 and b == 109:
    print("0.6330275229357798")
if op == "/" and a == 69 and b == 110:
    print("0.6272727272727273")
if op == "/" and a == 69 and b == 111:
    print("0.6216216216216216")
if op == "/" and a == 69 and b == 112:
    print("0.6160714285714286")
if op == "/" and a == 69 and b == 113:
    print("0.6106194690265486")
if op == "/" and a == 69 and b == 114:
    print("0.6052631578947368")
if op == "/" and a == 69 and b == 115:
    print("0.6")
if op == "/" and a == 69 and b == 116:
    print("0.5948275862068966")
if op == "/" and a == 69 and b == 117:
    print("0.5897435897435898")
if op == "/" and a == 69 and b == 118:
    print("0.5847457627118644")
if op == "/" and a == 69 and b == 119:
    print("0.5798319327731093")
if op == "/" and a == 69 and b == 120:
    print("0.575")
if op == "/" and a == 69 and b == 121:
    print("0.5702479338842975")
if op == "/" and a == 69 and b == 122:
    print("0.5655737704918032")
if op == "/" and a == 69 and b == 123:
    print("0.5609756097560976")
if op == "/" and a == 69 and b == 124:
    print("0.5564516129032258")
if op == "/" and a == 69 and b == 125:
    print("0.552")
if op == "/" and a == 69 and b == 126:
    print("0.5476190476190477")
if op == "/" and a == 69 and b == 127:
    print("0.5433070866141733")
if op == "/" and a == 70 and b == 0:
    print("NaN")
if op == "/" and a == 70 and b == 1:
    print("70.0")
if op == "/" and a == 70 and b == 2:
    print("35.0")
if op == "/" and a == 70 and b == 3:
    print("23.333333333333332")
if op == "/" and a == 70 and b == 4:
    print("17.5")
if op == "/" and a == 70 and b == 5:
    print("14.0")
if op == "/" and a == 70 and b == 6:
    print("11.666666666666666")
if op == "/" and a == 70 and b == 7:
    print("10.0")
if op == "/" and a == 70 and b == 8:
    print("8.75")
if op == "/" and a == 70 and b == 9:
    print("7.777777777777778")
if op == "/" and a == 70 and b == 10:
    print("7.0")
if op == "/" and a == 70 and b == 11:
    print("6.363636363636363")
if op == "/" and a == 70 and b == 12:
    print("5.833333333333333")
if op == "/" and a == 70 and b == 13:
    print("5.384615384615385")
if op == "/" and a == 70 and b == 14:
    print("5.0")
if op == "/" and a == 70 and b == 15:
    print("4.666666666666667")
if op == "/" and a == 70 and b == 16:
    print("4.375")
if op == "/" and a == 70 and b == 17:
    print("4.117647058823529")
if op == "/" and a == 70 and b == 18:
    print("3.888888888888889")
if op == "/" and a == 70 and b == 19:
    print("3.6842105263157894")
if op == "/" and a == 70 and b == 20:
    print("3.5")
if op == "/" and a == 70 and b == 21:
    print("3.3333333333333335")
if op == "/" and a == 70 and b == 22:
    print("3.1818181818181817")
if op == "/" and a == 70 and b == 23:
    print("3.0434782608695654")
if op == "/" and a == 70 and b == 24:
    print("2.9166666666666665")
if op == "/" and a == 70 and b == 25:
    print("2.8")
if op == "/" and a == 70 and b == 26:
    print("2.6923076923076925")
if op == "/" and a == 70 and b == 27:
    print("2.5925925925925926")
if op == "/" and a == 70 and b == 28:
    print("2.5")
if op == "/" and a == 70 and b == 29:
    print("2.413793103448276")
if op == "/" and a == 70 and b == 30:
    print("2.3333333333333335")
if op == "/" and a == 70 and b == 31:
    print("2.2580645161290325")
if op == "/" and a == 70 and b == 32:
    print("2.1875")
if op == "/" and a == 70 and b == 33:
    print("2.121212121212121")
if op == "/" and a == 70 and b == 34:
    print("2.0588235294117645")
if op == "/" and a == 70 and b == 35:
    print("2.0")
if op == "/" and a == 70 and b == 36:
    print("1.9444444444444444")
if op == "/" and a == 70 and b == 37:
    print("1.8918918918918919")
if op == "/" and a == 70 and b == 38:
    print("1.8421052631578947")
if op == "/" and a == 70 and b == 39:
    print("1.794871794871795")
if op == "/" and a == 70 and b == 40:
    print("1.75")
if op == "/" and a == 70 and b == 41:
    print("1.7073170731707317")
if op == "/" and a == 70 and b == 42:
    print("1.6666666666666667")
if op == "/" and a == 70 and b == 43:
    print("1.627906976744186")
if op == "/" and a == 70 and b == 44:
    print("1.5909090909090908")
if op == "/" and a == 70 and b == 45:
    print("1.5555555555555556")
if op == "/" and a == 70 and b == 46:
    print("1.5217391304347827")
if op == "/" and a == 70 and b == 47:
    print("1.4893617021276595")
if op == "/" and a == 70 and b == 48:
    print("1.4583333333333333")
if op == "/" and a == 70 and b == 49:
    print("1.4285714285714286")
if op == "/" and a == 70 and b == 50:
    print("1.4")
if op == "/" and a == 70 and b == 51:
    print("1.3725490196078431")
if op == "/" and a == 70 and b == 52:
    print("1.3461538461538463")
if op == "/" and a == 70 and b == 53:
    print("1.320754716981132")
if op == "/" and a == 70 and b == 54:
    print("1.2962962962962963")
if op == "/" and a == 70 and b == 55:
    print("1.2727272727272727")
if op == "/" and a == 70 and b == 56:
    print("1.25")
if op == "/" and a == 70 and b == 57:
    print("1.2280701754385965")
if op == "/" and a == 70 and b == 58:
    print("1.206896551724138")
if op == "/" and a == 70 and b == 59:
    print("1.1864406779661016")
if op == "/" and a == 70 and b == 60:
    print("1.1666666666666667")
if op == "/" and a == 70 and b == 61:
    print("1.1475409836065573")
if op == "/" and a == 70 and b == 62:
    print("1.1290322580645162")
if op == "/" and a == 70 and b == 63:
    print("1.1111111111111112")
if op == "/" and a == 70 and b == 64:
    print("1.09375")
if op == "/" and a == 70 and b == 65:
    print("1.0769230769230769")
if op == "/" and a == 70 and b == 66:
    print("1.0606060606060606")
if op == "/" and a == 70 and b == 67:
    print("1.044776119402985")
if op == "/" and a == 70 and b == 68:
    print("1.0294117647058822")
if op == "/" and a == 70 and b == 69:
    print("1.0144927536231885")
if op == "/" and a == 70 and b == 70:
    print("1.0")
if op == "/" and a == 70 and b == 71:
    print("0.9859154929577465")
if op == "/" and a == 70 and b == 72:
    print("0.9722222222222222")
if op == "/" and a == 70 and b == 73:
    print("0.958904109589041")
if op == "/" and a == 70 and b == 74:
    print("0.9459459459459459")
if op == "/" and a == 70 and b == 75:
    print("0.9333333333333333")
if op == "/" and a == 70 and b == 76:
    print("0.9210526315789473")
if op == "/" and a == 70 and b == 77:
    print("0.9090909090909091")
if op == "/" and a == 70 and b == 78:
    print("0.8974358974358975")
if op == "/" and a == 70 and b == 79:
    print("0.8860759493670886")
if op == "/" and a == 70 and b == 80:
    print("0.875")
if op == "/" and a == 70 and b == 81:
    print("0.8641975308641975")
if op == "/" and a == 70 and b == 82:
    print("0.8536585365853658")
if op == "/" and a == 70 and b == 83:
    print("0.8433734939759037")
if op == "/" and a == 70 and b == 84:
    print("0.8333333333333334")
if op == "/" and a == 70 and b == 85:
    print("0.8235294117647058")
if op == "/" and a == 70 and b == 86:
    print("0.813953488372093")
if op == "/" and a == 70 and b == 87:
    print("0.8045977011494253")
if op == "/" and a == 70 and b == 88:
    print("0.7954545454545454")
if op == "/" and a == 70 and b == 89:
    print("0.7865168539325843")
if op == "/" and a == 70 and b == 90:
    print("0.7777777777777778")
if op == "/" and a == 70 and b == 91:
    print("0.7692307692307693")
if op == "/" and a == 70 and b == 92:
    print("0.7608695652173914")
if op == "/" and a == 70 and b == 93:
    print("0.7526881720430108")
if op == "/" and a == 70 and b == 94:
    print("0.7446808510638298")
if op == "/" and a == 70 and b == 95:
    print("0.7368421052631579")
if op == "/" and a == 70 and b == 96:
    print("0.7291666666666666")
if op == "/" and a == 70 and b == 97:
    print("0.7216494845360825")
if op == "/" and a == 70 and b == 98:
    print("0.7142857142857143")
if op == "/" and a == 70 and b == 99:
    print("0.7070707070707071")
if op == "/" and a == 70 and b == 100:
    print("0.7")
if op == "/" and a == 70 and b == 101:
    print("0.693069306930693")
if op == "/" and a == 70 and b == 102:
    print("0.6862745098039216")
if op == "/" and a == 70 and b == 103:
    print("0.6796116504854369")
if op == "/" and a == 70 and b == 104:
    print("0.6730769230769231")
if op == "/" and a == 70 and b == 105:
    print("0.6666666666666666")
if op == "/" and a == 70 and b == 106:
    print("0.660377358490566")
if op == "/" and a == 70 and b == 107:
    print("0.6542056074766355")
if op == "/" and a == 70 and b == 108:
    print("0.6481481481481481")
if op == "/" and a == 70 and b == 109:
    print("0.6422018348623854")
if op == "/" and a == 70 and b == 110:
    print("0.6363636363636364")
if op == "/" and a == 70 and b == 111:
    print("0.6306306306306306")
if op == "/" and a == 70 and b == 112:
    print("0.625")
if op == "/" and a == 70 and b == 113:
    print("0.6194690265486725")
if op == "/" and a == 70 and b == 114:
    print("0.6140350877192983")
if op == "/" and a == 70 and b == 115:
    print("0.6086956521739131")
if op == "/" and a == 70 and b == 116:
    print("0.603448275862069")
if op == "/" and a == 70 and b == 117:
    print("0.5982905982905983")
if op == "/" and a == 70 and b == 118:
    print("0.5932203389830508")
if op == "/" and a == 70 and b == 119:
    print("0.5882352941176471")
if op == "/" and a == 70 and b == 120:
    print("0.5833333333333334")
if op == "/" and a == 70 and b == 121:
    print("0.5785123966942148")
if op == "/" and a == 70 and b == 122:
    print("0.5737704918032787")
if op == "/" and a == 70 and b == 123:
    print("0.5691056910569106")
if op == "/" and a == 70 and b == 124:
    print("0.5645161290322581")
if op == "/" and a == 70 and b == 125:
    print("0.56")
if op == "/" and a == 70 and b == 126:
    print("0.5555555555555556")
if op == "/" and a == 70 and b == 127:
    print("0.5511811023622047")
if op == "/" and a == 71 and b == 0:
    print("NaN")
if op == "/" and a == 71 and b == 1:
    print("71.0")
if op == "/" and a == 71 and b == 2:
    print("35.5")
if op == "/" and a == 71 and b == 3:
    print("23.666666666666668")
if op == "/" and a == 71 and b == 4:
    print("17.75")
if op == "/" and a == 71 and b == 5:
    print("14.2")
if op == "/" and a == 71 and b == 6:
    print("11.833333333333334")
if op == "/" and a == 71 and b == 7:
    print("10.142857142857142")
if op == "/" and a == 71 and b == 8:
    print("8.875")
if op == "/" and a == 71 and b == 9:
    print("7.888888888888889")
if op == "/" and a == 71 and b == 10:
    print("7.1")
if op == "/" and a == 71 and b == 11:
    print("6.454545454545454")
if op == "/" and a == 71 and b == 12:
    print("5.916666666666667")
if op == "/" and a == 71 and b == 13:
    print("5.461538461538462")
if op == "/" and a == 71 and b == 14:
    print("5.071428571428571")
if op == "/" and a == 71 and b == 15:
    print("4.733333333333333")
if op == "/" and a == 71 and b == 16:
    print("4.4375")
if op == "/" and a == 71 and b == 17:
    print("4.176470588235294")
if op == "/" and a == 71 and b == 18:
    print("3.9444444444444446")
if op == "/" and a == 71 and b == 19:
    print("3.736842105263158")
if op == "/" and a == 71 and b == 20:
    print("3.55")
if op == "/" and a == 71 and b == 21:
    print("3.380952380952381")
if op == "/" and a == 71 and b == 22:
    print("3.227272727272727")
if op == "/" and a == 71 and b == 23:
    print("3.0869565217391304")
if op == "/" and a == 71 and b == 24:
    print("2.9583333333333335")
if op == "/" and a == 71 and b == 25:
    print("2.84")
if op == "/" and a == 71 and b == 26:
    print("2.730769230769231")
if op == "/" and a == 71 and b == 27:
    print("2.6296296296296298")
if op == "/" and a == 71 and b == 28:
    print("2.5357142857142856")
if op == "/" and a == 71 and b == 29:
    print("2.4482758620689653")
if op == "/" and a == 71 and b == 30:
    print("2.3666666666666667")
if op == "/" and a == 71 and b == 31:
    print("2.2903225806451615")
if op == "/" and a == 71 and b == 32:
    print("2.21875")
if op == "/" and a == 71 and b == 33:
    print("2.1515151515151514")
if op == "/" and a == 71 and b == 34:
    print("2.088235294117647")
if op == "/" and a == 71 and b == 35:
    print("2.0285714285714285")
if op == "/" and a == 71 and b == 36:
    print("1.9722222222222223")
if op == "/" and a == 71 and b == 37:
    print("1.9189189189189189")
if op == "/" and a == 71 and b == 38:
    print("1.868421052631579")
if op == "/" and a == 71 and b == 39:
    print("1.8205128205128205")
if op == "/" and a == 71 and b == 40:
    print("1.775")
if op == "/" and a == 71 and b == 41:
    print("1.7317073170731707")
if op == "/" and a == 71 and b == 42:
    print("1.6904761904761905")
if op == "/" and a == 71 and b == 43:
    print("1.6511627906976745")
if op == "/" and a == 71 and b == 44:
    print("1.6136363636363635")
if op == "/" and a == 71 and b == 45:
    print("1.5777777777777777")
if op == "/" and a == 71 and b == 46:
    print("1.5434782608695652")
if op == "/" and a == 71 and b == 47:
    print("1.5106382978723405")
if op == "/" and a == 71 and b == 48:
    print("1.4791666666666667")
if op == "/" and a == 71 and b == 49:
    print("1.4489795918367347")
if op == "/" and a == 71 and b == 50:
    print("1.42")
if op == "/" and a == 71 and b == 51:
    print("1.392156862745098")
if op == "/" and a == 71 and b == 52:
    print("1.3653846153846154")
if op == "/" and a == 71 and b == 53:
    print("1.3396226415094339")
if op == "/" and a == 71 and b == 54:
    print("1.3148148148148149")
if op == "/" and a == 71 and b == 55:
    print("1.290909090909091")
if op == "/" and a == 71 and b == 56:
    print("1.2678571428571428")
if op == "/" and a == 71 and b == 57:
    print("1.2456140350877194")
if op == "/" and a == 71 and b == 58:
    print("1.2241379310344827")
if op == "/" and a == 71 and b == 59:
    print("1.2033898305084745")
if op == "/" and a == 71 and b == 60:
    print("1.1833333333333333")
if op == "/" and a == 71 and b == 61:
    print("1.1639344262295082")
if op == "/" and a == 71 and b == 62:
    print("1.1451612903225807")
if op == "/" and a == 71 and b == 63:
    print("1.126984126984127")
if op == "/" and a == 71 and b == 64:
    print("1.109375")
if op == "/" and a == 71 and b == 65:
    print("1.0923076923076922")
if op == "/" and a == 71 and b == 66:
    print("1.0757575757575757")
if op == "/" and a == 71 and b == 67:
    print("1.0597014925373134")
if op == "/" and a == 71 and b == 68:
    print("1.0441176470588236")
if op == "/" and a == 71 and b == 69:
    print("1.0289855072463767")
if op == "/" and a == 71 and b == 70:
    print("1.0142857142857142")
if op == "/" and a == 71 and b == 71:
    print("1.0")
if op == "/" and a == 71 and b == 72:
    print("0.9861111111111112")
if op == "/" and a == 71 and b == 73:
    print("0.9726027397260274")
if op == "/" and a == 71 and b == 74:
    print("0.9594594594594594")
if op == "/" and a == 71 and b == 75:
    print("0.9466666666666667")
if op == "/" and a == 71 and b == 76:
    print("0.9342105263157895")
if op == "/" and a == 71 and b == 77:
    print("0.922077922077922")
if op == "/" and a == 71 and b == 78:
    print("0.9102564102564102")
if op == "/" and a == 71 and b == 79:
    print("0.8987341772151899")
if op == "/" and a == 71 and b == 80:
    print("0.8875")
if op == "/" and a == 71 and b == 81:
    print("0.8765432098765432")
if op == "/" and a == 71 and b == 82:
    print("0.8658536585365854")
if op == "/" and a == 71 and b == 83:
    print("0.8554216867469879")
if op == "/" and a == 71 and b == 84:
    print("0.8452380952380952")
if op == "/" and a == 71 and b == 85:
    print("0.8352941176470589")
if op == "/" and a == 71 and b == 86:
    print("0.8255813953488372")
if op == "/" and a == 71 and b == 87:
    print("0.8160919540229885")
if op == "/" and a == 71 and b == 88:
    print("0.8068181818181818")
if op == "/" and a == 71 and b == 89:
    print("0.797752808988764")
if op == "/" and a == 71 and b == 90:
    print("0.7888888888888889")
if op == "/" and a == 71 and b == 91:
    print("0.7802197802197802")
if op == "/" and a == 71 and b == 92:
    print("0.7717391304347826")
if op == "/" and a == 71 and b == 93:
    print("0.7634408602150538")
if op == "/" and a == 71 and b == 94:
    print("0.7553191489361702")
if op == "/" and a == 71 and b == 95:
    print("0.7473684210526316")
if op == "/" and a == 71 and b == 96:
    print("0.7395833333333334")
if op == "/" and a == 71 and b == 97:
    print("0.7319587628865979")
if op == "/" and a == 71 and b == 98:
    print("0.7244897959183674")
if op == "/" and a == 71 and b == 99:
    print("0.7171717171717171")
if op == "/" and a == 71 and b == 100:
    print("0.71")
if op == "/" and a == 71 and b == 101:
    print("0.7029702970297029")
if op == "/" and a == 71 and b == 102:
    print("0.696078431372549")
if op == "/" and a == 71 and b == 103:
    print("0.6893203883495146")
if op == "/" and a == 71 and b == 104:
    print("0.6826923076923077")
if op == "/" and a == 71 and b == 105:
    print("0.6761904761904762")
if op == "/" and a == 71 and b == 106:
    print("0.6698113207547169")
if op == "/" and a == 71 and b == 107:
    print("0.6635514018691588")
if op == "/" and a == 71 and b == 108:
    print("0.6574074074074074")
if op == "/" and a == 71 and b == 109:
    print("0.6513761467889908")
if op == "/" and a == 71 and b == 110:
    print("0.6454545454545455")
if op == "/" and a == 71 and b == 111:
    print("0.6396396396396397")
if op == "/" and a == 71 and b == 112:
    print("0.6339285714285714")
if op == "/" and a == 71 and b == 113:
    print("0.6283185840707964")
if op == "/" and a == 71 and b == 114:
    print("0.6228070175438597")
if op == "/" and a == 71 and b == 115:
    print("0.6173913043478261")
if op == "/" and a == 71 and b == 116:
    print("0.6120689655172413")
if op == "/" and a == 71 and b == 117:
    print("0.6068376068376068")
if op == "/" and a == 71 and b == 118:
    print("0.6016949152542372")
if op == "/" and a == 71 and b == 119:
    print("0.5966386554621849")
if op == "/" and a == 71 and b == 120:
    print("0.5916666666666667")
if op == "/" and a == 71 and b == 121:
    print("0.5867768595041323")
if op == "/" and a == 71 and b == 122:
    print("0.5819672131147541")
if op == "/" and a == 71 and b == 123:
    print("0.5772357723577236")
if op == "/" and a == 71 and b == 124:
    print("0.5725806451612904")
if op == "/" and a == 71 and b == 125:
    print("0.568")
if op == "/" and a == 71 and b == 126:
    print("0.5634920634920635")
if op == "/" and a == 71 and b == 127:
    print("0.5590551181102362")
if op == "/" and a == 72 and b == 0:
    print("NaN")
if op == "/" and a == 72 and b == 1:
    print("72.0")
if op == "/" and a == 72 and b == 2:
    print("36.0")
if op == "/" and a == 72 and b == 3:
    print("24.0")
if op == "/" and a == 72 and b == 4:
    print("18.0")
if op == "/" and a == 72 and b == 5:
    print("14.4")
if op == "/" and a == 72 and b == 6:
    print("12.0")
if op == "/" and a == 72 and b == 7:
    print("10.285714285714286")
if op == "/" and a == 72 and b == 8:
    print("9.0")
if op == "/" and a == 72 and b == 9:
    print("8.0")
if op == "/" and a == 72 and b == 10:
    print("7.2")
if op == "/" and a == 72 and b == 11:
    print("6.545454545454546")
if op == "/" and a == 72 and b == 12:
    print("6.0")
if op == "/" and a == 72 and b == 13:
    print("5.538461538461538")
if op == "/" and a == 72 and b == 14:
    print("5.142857142857143")
if op == "/" and a == 72 and b == 15:
    print("4.8")
if op == "/" and a == 72 and b == 16:
    print("4.5")
if op == "/" and a == 72 and b == 17:
    print("4.235294117647059")
if op == "/" and a == 72 and b == 18:
    print("4.0")
if op == "/" and a == 72 and b == 19:
    print("3.789473684210526")
if op == "/" and a == 72 and b == 20:
    print("3.6")
if op == "/" and a == 72 and b == 21:
    print("3.4285714285714284")
if op == "/" and a == 72 and b == 22:
    print("3.272727272727273")
if op == "/" and a == 72 and b == 23:
    print("3.130434782608696")
if op == "/" and a == 72 and b == 24:
    print("3.0")
if op == "/" and a == 72 and b == 25:
    print("2.88")
if op == "/" and a == 72 and b == 26:
    print("2.769230769230769")
if op == "/" and a == 72 and b == 27:
    print("2.6666666666666665")
if op == "/" and a == 72 and b == 28:
    print("2.5714285714285716")
if op == "/" and a == 72 and b == 29:
    print("2.4827586206896552")
if op == "/" and a == 72 and b == 30:
    print("2.4")
if op == "/" and a == 72 and b == 31:
    print("2.3225806451612905")
if op == "/" and a == 72 and b == 32:
    print("2.25")
if op == "/" and a == 72 and b == 33:
    print("2.1818181818181817")
if op == "/" and a == 72 and b == 34:
    print("2.1176470588235294")
if op == "/" and a == 72 and b == 35:
    print("2.057142857142857")
if op == "/" and a == 72 and b == 36:
    print("2.0")
if op == "/" and a == 72 and b == 37:
    print("1.945945945945946")
if op == "/" and a == 72 and b == 38:
    print("1.894736842105263")
if op == "/" and a == 72 and b == 39:
    print("1.8461538461538463")
if op == "/" and a == 72 and b == 40:
    print("1.8")
if op == "/" and a == 72 and b == 41:
    print("1.7560975609756098")
if op == "/" and a == 72 and b == 42:
    print("1.7142857142857142")
if op == "/" and a == 72 and b == 43:
    print("1.6744186046511629")
if op == "/" and a == 72 and b == 44:
    print("1.6363636363636365")
if op == "/" and a == 72 and b == 45:
    print("1.6")
if op == "/" and a == 72 and b == 46:
    print("1.565217391304348")
if op == "/" and a == 72 and b == 47:
    print("1.5319148936170213")
if op == "/" and a == 72 and b == 48:
    print("1.5")
if op == "/" and a == 72 and b == 49:
    print("1.469387755102041")
if op == "/" and a == 72 and b == 50:
    print("1.44")
if op == "/" and a == 72 and b == 51:
    print("1.411764705882353")
if op == "/" and a == 72 and b == 52:
    print("1.3846153846153846")
if op == "/" and a == 72 and b == 53:
    print("1.3584905660377358")
if op == "/" and a == 72 and b == 54:
    print("1.3333333333333333")
if op == "/" and a == 72 and b == 55:
    print("1.309090909090909")
if op == "/" and a == 72 and b == 56:
    print("1.2857142857142858")
if op == "/" and a == 72 and b == 57:
    print("1.263157894736842")
if op == "/" and a == 72 and b == 58:
    print("1.2413793103448276")
if op == "/" and a == 72 and b == 59:
    print("1.2203389830508475")
if op == "/" and a == 72 and b == 60:
    print("1.2")
if op == "/" and a == 72 and b == 61:
    print("1.180327868852459")
if op == "/" and a == 72 and b == 62:
    print("1.1612903225806452")
if op == "/" and a == 72 and b == 63:
    print("1.1428571428571428")
if op == "/" and a == 72 and b == 64:
    print("1.125")
if op == "/" and a == 72 and b == 65:
    print("1.1076923076923078")
if op == "/" and a == 72 and b == 66:
    print("1.0909090909090908")
if op == "/" and a == 72 and b == 67:
    print("1.0746268656716418")
if op == "/" and a == 72 and b == 68:
    print("1.0588235294117647")
if op == "/" and a == 72 and b == 69:
    print("1.0434782608695652")
if op == "/" and a == 72 and b == 70:
    print("1.0285714285714285")
if op == "/" and a == 72 and b == 71:
    print("1.0140845070422535")
if op == "/" and a == 72 and b == 72:
    print("1.0")
if op == "/" and a == 72 and b == 73:
    print("0.9863013698630136")
if op == "/" and a == 72 and b == 74:
    print("0.972972972972973")
if op == "/" and a == 72 and b == 75:
    print("0.96")
if op == "/" and a == 72 and b == 76:
    print("0.9473684210526315")
if op == "/" and a == 72 and b == 77:
    print("0.935064935064935")
if op == "/" and a == 72 and b == 78:
    print("0.9230769230769231")
if op == "/" and a == 72 and b == 79:
    print("0.9113924050632911")
if op == "/" and a == 72 and b == 80:
    print("0.9")
if op == "/" and a == 72 and b == 81:
    print("0.8888888888888888")
if op == "/" and a == 72 and b == 82:
    print("0.8780487804878049")
if op == "/" and a == 72 and b == 83:
    print("0.8674698795180723")
if op == "/" and a == 72 and b == 84:
    print("0.8571428571428571")
if op == "/" and a == 72 and b == 85:
    print("0.8470588235294118")
if op == "/" and a == 72 and b == 86:
    print("0.8372093023255814")
if op == "/" and a == 72 and b == 87:
    print("0.8275862068965517")
if op == "/" and a == 72 and b == 88:
    print("0.8181818181818182")
if op == "/" and a == 72 and b == 89:
    print("0.8089887640449438")
if op == "/" and a == 72 and b == 90:
    print("0.8")
if op == "/" and a == 72 and b == 91:
    print("0.7912087912087912")
if op == "/" and a == 72 and b == 92:
    print("0.782608695652174")
if op == "/" and a == 72 and b == 93:
    print("0.7741935483870968")
if op == "/" and a == 72 and b == 94:
    print("0.7659574468085106")
if op == "/" and a == 72 and b == 95:
    print("0.7578947368421053")
if op == "/" and a == 72 and b == 96:
    print("0.75")
if op == "/" and a == 72 and b == 97:
    print("0.7422680412371134")
if op == "/" and a == 72 and b == 98:
    print("0.7346938775510204")
if op == "/" and a == 72 and b == 99:
    print("0.7272727272727273")
if op == "/" and a == 72 and b == 100:
    print("0.72")
if op == "/" and a == 72 and b == 101:
    print("0.7128712871287128")
if op == "/" and a == 72 and b == 102:
    print("0.7058823529411765")
if op == "/" and a == 72 and b == 103:
    print("0.6990291262135923")
if op == "/" and a == 72 and b == 104:
    print("0.6923076923076923")
if op == "/" and a == 72 and b == 105:
    print("0.6857142857142857")
if op == "/" and a == 72 and b == 106:
    print("0.6792452830188679")
if op == "/" and a == 72 and b == 107:
    print("0.6728971962616822")
if op == "/" and a == 72 and b == 108:
    print("0.6666666666666666")
if op == "/" and a == 72 and b == 109:
    print("0.6605504587155964")
if op == "/" and a == 72 and b == 110:
    print("0.6545454545454545")
if op == "/" and a == 72 and b == 111:
    print("0.6486486486486487")
if op == "/" and a == 72 and b == 112:
    print("0.6428571428571429")
if op == "/" and a == 72 and b == 113:
    print("0.6371681415929203")
if op == "/" and a == 72 and b == 114:
    print("0.631578947368421")
if op == "/" and a == 72 and b == 115:
    print("0.6260869565217392")
if op == "/" and a == 72 and b == 116:
    print("0.6206896551724138")
if op == "/" and a == 72 and b == 117:
    print("0.6153846153846154")
if op == "/" and a == 72 and b == 118:
    print("0.6101694915254238")
if op == "/" and a == 72 and b == 119:
    print("0.6050420168067226")
if op == "/" and a == 72 and b == 120:
    print("0.6")
if op == "/" and a == 72 and b == 121:
    print("0.5950413223140496")
if op == "/" and a == 72 and b == 122:
    print("0.5901639344262295")
if op == "/" and a == 72 and b == 123:
    print("0.5853658536585366")
if op == "/" and a == 72 and b == 124:
    print("0.5806451612903226")
if op == "/" and a == 72 and b == 125:
    print("0.576")
if op == "/" and a == 72 and b == 126:
    print("0.5714285714285714")
if op == "/" and a == 72 and b == 127:
    print("0.5669291338582677")
if op == "/" and a == 73 and b == 0:
    print("NaN")
if op == "/" and a == 73 and b == 1:
    print("73.0")
if op == "/" and a == 73 and b == 2:
    print("36.5")
if op == "/" and a == 73 and b == 3:
    print("24.333333333333332")
if op == "/" and a == 73 and b == 4:
    print("18.25")
if op == "/" and a == 73 and b == 5:
    print("14.6")
if op == "/" and a == 73 and b == 6:
    print("12.166666666666666")
if op == "/" and a == 73 and b == 7:
    print("10.428571428571429")
if op == "/" and a == 73 and b == 8:
    print("9.125")
if op == "/" and a == 73 and b == 9:
    print("8.11111111111111")
if op == "/" and a == 73 and b == 10:
    print("7.3")
if op == "/" and a == 73 and b == 11:
    print("6.636363636363637")
if op == "/" and a == 73 and b == 12:
    print("6.083333333333333")
if op == "/" and a == 73 and b == 13:
    print("5.615384615384615")
if op == "/" and a == 73 and b == 14:
    print("5.214285714285714")
if op == "/" and a == 73 and b == 15:
    print("4.866666666666666")
if op == "/" and a == 73 and b == 16:
    print("4.5625")
if op == "/" and a == 73 and b == 17:
    print("4.294117647058823")
if op == "/" and a == 73 and b == 18:
    print("4.055555555555555")
if op == "/" and a == 73 and b == 19:
    print("3.8421052631578947")
if op == "/" and a == 73 and b == 20:
    print("3.65")
if op == "/" and a == 73 and b == 21:
    print("3.4761904761904763")
if op == "/" and a == 73 and b == 22:
    print("3.3181818181818183")
if op == "/" and a == 73 and b == 23:
    print("3.1739130434782608")
if op == "/" and a == 73 and b == 24:
    print("3.0416666666666665")
if op == "/" and a == 73 and b == 25:
    print("2.92")
if op == "/" and a == 73 and b == 26:
    print("2.8076923076923075")
if op == "/" and a == 73 and b == 27:
    print("2.7037037037037037")
if op == "/" and a == 73 and b == 28:
    print("2.607142857142857")
if op == "/" and a == 73 and b == 29:
    print("2.5172413793103448")
if op == "/" and a == 73 and b == 30:
    print("2.433333333333333")
if op == "/" and a == 73 and b == 31:
    print("2.3548387096774195")
if op == "/" and a == 73 and b == 32:
    print("2.28125")
if op == "/" and a == 73 and b == 33:
    print("2.212121212121212")
if op == "/" and a == 73 and b == 34:
    print("2.1470588235294117")
if op == "/" and a == 73 and b == 35:
    print("2.085714285714286")
if op == "/" and a == 73 and b == 36:
    print("2.0277777777777777")
if op == "/" and a == 73 and b == 37:
    print("1.972972972972973")
if op == "/" and a == 73 and b == 38:
    print("1.9210526315789473")
if op == "/" and a == 73 and b == 39:
    print("1.8717948717948718")
if op == "/" and a == 73 and b == 40:
    print("1.825")
if op == "/" and a == 73 and b == 41:
    print("1.7804878048780488")
if op == "/" and a == 73 and b == 42:
    print("1.7380952380952381")
if op == "/" and a == 73 and b == 43:
    print("1.697674418604651")
if op == "/" and a == 73 and b == 44:
    print("1.6590909090909092")
if op == "/" and a == 73 and b == 45:
    print("1.6222222222222222")
if op == "/" and a == 73 and b == 46:
    print("1.5869565217391304")
if op == "/" and a == 73 and b == 47:
    print("1.553191489361702")
if op == "/" and a == 73 and b == 48:
    print("1.5208333333333333")
if op == "/" and a == 73 and b == 49:
    print("1.489795918367347")
if op == "/" and a == 73 and b == 50:
    print("1.46")
if op == "/" and a == 73 and b == 51:
    print("1.4313725490196079")
if op == "/" and a == 73 and b == 52:
    print("1.4038461538461537")
if op == "/" and a == 73 and b == 53:
    print("1.3773584905660377")
if op == "/" and a == 73 and b == 54:
    print("1.3518518518518519")
if op == "/" and a == 73 and b == 55:
    print("1.3272727272727274")
if op == "/" and a == 73 and b == 56:
    print("1.3035714285714286")
if op == "/" and a == 73 and b == 57:
    print("1.280701754385965")
if op == "/" and a == 73 and b == 58:
    print("1.2586206896551724")
if op == "/" and a == 73 and b == 59:
    print("1.2372881355932204")
if op == "/" and a == 73 and b == 60:
    print("1.2166666666666666")
if op == "/" and a == 73 and b == 61:
    print("1.1967213114754098")
if op == "/" and a == 73 and b == 62:
    print("1.1774193548387097")
if op == "/" and a == 73 and b == 63:
    print("1.1587301587301588")
if op == "/" and a == 73 and b == 64:
    print("1.140625")
if op == "/" and a == 73 and b == 65:
    print("1.123076923076923")
if op == "/" and a == 73 and b == 66:
    print("1.106060606060606")
if op == "/" and a == 73 and b == 67:
    print("1.0895522388059702")
if op == "/" and a == 73 and b == 68:
    print("1.0735294117647058")
if op == "/" and a == 73 and b == 69:
    print("1.0579710144927537")
if op == "/" and a == 73 and b == 70:
    print("1.042857142857143")
if op == "/" and a == 73 and b == 71:
    print("1.028169014084507")
if op == "/" and a == 73 and b == 72:
    print("1.0138888888888888")
if op == "/" and a == 73 and b == 73:
    print("1.0")
if op == "/" and a == 73 and b == 74:
    print("0.9864864864864865")
if op == "/" and a == 73 and b == 75:
    print("0.9733333333333334")
if op == "/" and a == 73 and b == 76:
    print("0.9605263157894737")
if op == "/" and a == 73 and b == 77:
    print("0.948051948051948")
if op == "/" and a == 73 and b == 78:
    print("0.9358974358974359")
if op == "/" and a == 73 and b == 79:
    print("0.9240506329113924")
if op == "/" and a == 73 and b == 80:
    print("0.9125")
if op == "/" and a == 73 and b == 81:
    print("0.9012345679012346")
if op == "/" and a == 73 and b == 82:
    print("0.8902439024390244")
if op == "/" and a == 73 and b == 83:
    print("0.8795180722891566")
if op == "/" and a == 73 and b == 84:
    print("0.8690476190476191")
if op == "/" and a == 73 and b == 85:
    print("0.8588235294117647")
if op == "/" and a == 73 and b == 86:
    print("0.8488372093023255")
if op == "/" and a == 73 and b == 87:
    print("0.8390804597701149")
if op == "/" and a == 73 and b == 88:
    print("0.8295454545454546")
if op == "/" and a == 73 and b == 89:
    print("0.8202247191011236")
if op == "/" and a == 73 and b == 90:
    print("0.8111111111111111")
if op == "/" and a == 73 and b == 91:
    print("0.8021978021978022")
if op == "/" and a == 73 and b == 92:
    print("0.7934782608695652")
if op == "/" and a == 73 and b == 93:
    print("0.7849462365591398")
if op == "/" and a == 73 and b == 94:
    print("0.776595744680851")
if op == "/" and a == 73 and b == 95:
    print("0.7684210526315789")
if op == "/" and a == 73 and b == 96:
    print("0.7604166666666666")
if op == "/" and a == 73 and b == 97:
    print("0.7525773195876289")
if op == "/" and a == 73 and b == 98:
    print("0.7448979591836735")
if op == "/" and a == 73 and b == 99:
    print("0.7373737373737373")
if op == "/" and a == 73 and b == 100:
    print("0.73")
if op == "/" and a == 73 and b == 101:
    print("0.7227722772277227")
if op == "/" and a == 73 and b == 102:
    print("0.7156862745098039")
if op == "/" and a == 73 and b == 103:
    print("0.7087378640776699")
if op == "/" and a == 73 and b == 104:
    print("0.7019230769230769")
if op == "/" and a == 73 and b == 105:
    print("0.6952380952380952")
if op == "/" and a == 73 and b == 106:
    print("0.6886792452830188")
if op == "/" and a == 73 and b == 107:
    print("0.6822429906542056")
if op == "/" and a == 73 and b == 108:
    print("0.6759259259259259")
if op == "/" and a == 73 and b == 109:
    print("0.6697247706422018")
if op == "/" and a == 73 and b == 110:
    print("0.6636363636363637")
if op == "/" and a == 73 and b == 111:
    print("0.6576576576576577")
if op == "/" and a == 73 and b == 112:
    print("0.6517857142857143")
if op == "/" and a == 73 and b == 113:
    print("0.6460176991150443")
if op == "/" and a == 73 and b == 114:
    print("0.6403508771929824")
if op == "/" and a == 73 and b == 115:
    print("0.6347826086956522")
if op == "/" and a == 73 and b == 116:
    print("0.6293103448275862")
if op == "/" and a == 73 and b == 117:
    print("0.6239316239316239")
if op == "/" and a == 73 and b == 118:
    print("0.6186440677966102")
if op == "/" and a == 73 and b == 119:
    print("0.6134453781512605")
if op == "/" and a == 73 and b == 120:
    print("0.6083333333333333")
if op == "/" and a == 73 and b == 121:
    print("0.6033057851239669")
if op == "/" and a == 73 and b == 122:
    print("0.5983606557377049")
if op == "/" and a == 73 and b == 123:
    print("0.5934959349593496")
if op == "/" and a == 73 and b == 124:
    print("0.5887096774193549")
if op == "/" and a == 73 and b == 125:
    print("0.584")
if op == "/" and a == 73 and b == 126:
    print("0.5793650793650794")
if op == "/" and a == 73 and b == 127:
    print("0.5748031496062992")
if op == "/" and a == 74 and b == 0:
    print("NaN")
if op == "/" and a == 74 and b == 1:
    print("74.0")
if op == "/" and a == 74 and b == 2:
    print("37.0")
if op == "/" and a == 74 and b == 3:
    print("24.666666666666668")
if op == "/" and a == 74 and b == 4:
    print("18.5")
if op == "/" and a == 74 and b == 5:
    print("14.8")
if op == "/" and a == 74 and b == 6:
    print("12.333333333333334")
if op == "/" and a == 74 and b == 7:
    print("10.571428571428571")
if op == "/" and a == 74 and b == 8:
    print("9.25")
if op == "/" and a == 74 and b == 9:
    print("8.222222222222221")
if op == "/" and a == 74 and b == 10:
    print("7.4")
if op == "/" and a == 74 and b == 11:
    print("6.7272727272727275")
if op == "/" and a == 74 and b == 12:
    print("6.166666666666667")
if op == "/" and a == 74 and b == 13:
    print("5.6923076923076925")
if op == "/" and a == 74 and b == 14:
    print("5.285714285714286")
if op == "/" and a == 74 and b == 15:
    print("4.933333333333334")
if op == "/" and a == 74 and b == 16:
    print("4.625")
if op == "/" and a == 74 and b == 17:
    print("4.352941176470588")
if op == "/" and a == 74 and b == 18:
    print("4.111111111111111")
if op == "/" and a == 74 and b == 19:
    print("3.8947368421052633")
if op == "/" and a == 74 and b == 20:
    print("3.7")
if op == "/" and a == 74 and b == 21:
    print("3.5238095238095237")
if op == "/" and a == 74 and b == 22:
    print("3.3636363636363638")
if op == "/" and a == 74 and b == 23:
    print("3.217391304347826")
if op == "/" and a == 74 and b == 24:
    print("3.0833333333333335")
if op == "/" and a == 74 and b == 25:
    print("2.96")
if op == "/" and a == 74 and b == 26:
    print("2.8461538461538463")
if op == "/" and a == 74 and b == 27:
    print("2.740740740740741")
if op == "/" and a == 74 and b == 28:
    print("2.642857142857143")
if op == "/" and a == 74 and b == 29:
    print("2.5517241379310347")
if op == "/" and a == 74 and b == 30:
    print("2.466666666666667")
if op == "/" and a == 74 and b == 31:
    print("2.3870967741935485")
if op == "/" and a == 74 and b == 32:
    print("2.3125")
if op == "/" and a == 74 and b == 33:
    print("2.242424242424242")
if op == "/" and a == 74 and b == 34:
    print("2.176470588235294")
if op == "/" and a == 74 and b == 35:
    print("2.1142857142857143")
if op == "/" and a == 74 and b == 36:
    print("2.0555555555555554")
if op == "/" and a == 74 and b == 37:
    print("2.0")
if op == "/" and a == 74 and b == 38:
    print("1.9473684210526316")
if op == "/" and a == 74 and b == 39:
    print("1.8974358974358974")
if op == "/" and a == 74 and b == 40:
    print("1.85")
if op == "/" and a == 74 and b == 41:
    print("1.8048780487804879")
if op == "/" and a == 74 and b == 42:
    print("1.7619047619047619")
if op == "/" and a == 74 and b == 43:
    print("1.7209302325581395")
if op == "/" and a == 74 and b == 44:
    print("1.6818181818181819")
if op == "/" and a == 74 and b == 45:
    print("1.6444444444444444")
if op == "/" and a == 74 and b == 46:
    print("1.608695652173913")
if op == "/" and a == 74 and b == 47:
    print("1.574468085106383")
if op == "/" and a == 74 and b == 48:
    print("1.5416666666666667")
if op == "/" and a == 74 and b == 49:
    print("1.510204081632653")
if op == "/" and a == 74 and b == 50:
    print("1.48")
if op == "/" and a == 74 and b == 51:
    print("1.4509803921568627")
if op == "/" and a == 74 and b == 52:
    print("1.4230769230769231")
if op == "/" and a == 74 and b == 53:
    print("1.3962264150943395")
if op == "/" and a == 74 and b == 54:
    print("1.3703703703703705")
if op == "/" and a == 74 and b == 55:
    print("1.3454545454545455")
if op == "/" and a == 74 and b == 56:
    print("1.3214285714285714")
if op == "/" and a == 74 and b == 57:
    print("1.2982456140350878")
if op == "/" and a == 74 and b == 58:
    print("1.2758620689655173")
if op == "/" and a == 74 and b == 59:
    print("1.2542372881355932")
if op == "/" and a == 74 and b == 60:
    print("1.2333333333333334")
if op == "/" and a == 74 and b == 61:
    print("1.2131147540983607")
if op == "/" and a == 74 and b == 62:
    print("1.1935483870967742")
if op == "/" and a == 74 and b == 63:
    print("1.1746031746031746")
if op == "/" and a == 74 and b == 64:
    print("1.15625")
if op == "/" and a == 74 and b == 65:
    print("1.1384615384615384")
if op == "/" and a == 74 and b == 66:
    print("1.121212121212121")
if op == "/" and a == 74 and b == 67:
    print("1.1044776119402986")
if op == "/" and a == 74 and b == 68:
    print("1.088235294117647")
if op == "/" and a == 74 and b == 69:
    print("1.0724637681159421")
if op == "/" and a == 74 and b == 70:
    print("1.0571428571428572")
if op == "/" and a == 74 and b == 71:
    print("1.0422535211267605")
if op == "/" and a == 74 and b == 72:
    print("1.0277777777777777")
if op == "/" and a == 74 and b == 73:
    print("1.0136986301369864")
if op == "/" and a == 74 and b == 74:
    print("1.0")
if op == "/" and a == 74 and b == 75:
    print("0.9866666666666667")
if op == "/" and a == 74 and b == 76:
    print("0.9736842105263158")
if op == "/" and a == 74 and b == 77:
    print("0.961038961038961")
if op == "/" and a == 74 and b == 78:
    print("0.9487179487179487")
if op == "/" and a == 74 and b == 79:
    print("0.9367088607594937")
if op == "/" and a == 74 and b == 80:
    print("0.925")
if op == "/" and a == 74 and b == 81:
    print("0.9135802469135802")
if op == "/" and a == 74 and b == 82:
    print("0.9024390243902439")
if op == "/" and a == 74 and b == 83:
    print("0.891566265060241")
if op == "/" and a == 74 and b == 84:
    print("0.8809523809523809")
if op == "/" and a == 74 and b == 85:
    print("0.8705882352941177")
if op == "/" and a == 74 and b == 86:
    print("0.8604651162790697")
if op == "/" and a == 74 and b == 87:
    print("0.8505747126436781")
if op == "/" and a == 74 and b == 88:
    print("0.8409090909090909")
if op == "/" and a == 74 and b == 89:
    print("0.8314606741573034")
if op == "/" and a == 74 and b == 90:
    print("0.8222222222222222")
if op == "/" and a == 74 and b == 91:
    print("0.8131868131868132")
if op == "/" and a == 74 and b == 92:
    print("0.8043478260869565")
if op == "/" and a == 74 and b == 93:
    print("0.7956989247311828")
if op == "/" and a == 74 and b == 94:
    print("0.7872340425531915")
if op == "/" and a == 74 and b == 95:
    print("0.7789473684210526")
if op == "/" and a == 74 and b == 96:
    print("0.7708333333333334")
if op == "/" and a == 74 and b == 97:
    print("0.7628865979381443")
if op == "/" and a == 74 and b == 98:
    print("0.7551020408163265")
if op == "/" and a == 74 and b == 99:
    print("0.7474747474747475")
if op == "/" and a == 74 and b == 100:
    print("0.74")
if op == "/" and a == 74 and b == 101:
    print("0.7326732673267327")
if op == "/" and a == 74 and b == 102:
    print("0.7254901960784313")
if op == "/" and a == 74 and b == 103:
    print("0.7184466019417476")
if op == "/" and a == 74 and b == 104:
    print("0.7115384615384616")
if op == "/" and a == 74 and b == 105:
    print("0.7047619047619048")
if op == "/" and a == 74 and b == 106:
    print("0.6981132075471698")
if op == "/" and a == 74 and b == 107:
    print("0.6915887850467289")
if op == "/" and a == 74 and b == 108:
    print("0.6851851851851852")
if op == "/" and a == 74 and b == 109:
    print("0.6788990825688074")
if op == "/" and a == 74 and b == 110:
    print("0.6727272727272727")
if op == "/" and a == 74 and b == 111:
    print("0.6666666666666666")
if op == "/" and a == 74 and b == 112:
    print("0.6607142857142857")
if op == "/" and a == 74 and b == 113:
    print("0.6548672566371682")
if op == "/" and a == 74 and b == 114:
    print("0.6491228070175439")
if op == "/" and a == 74 and b == 115:
    print("0.6434782608695652")
if op == "/" and a == 74 and b == 116:
    print("0.6379310344827587")
if op == "/" and a == 74 and b == 117:
    print("0.6324786324786325")
if op == "/" and a == 74 and b == 118:
    print("0.6271186440677966")
if op == "/" and a == 74 and b == 119:
    print("0.6218487394957983")
if op == "/" and a == 74 and b == 120:
    print("0.6166666666666667")
if op == "/" and a == 74 and b == 121:
    print("0.6115702479338843")
if op == "/" and a == 74 and b == 122:
    print("0.6065573770491803")
if op == "/" and a == 74 and b == 123:
    print("0.6016260162601627")
if op == "/" and a == 74 and b == 124:
    print("0.5967741935483871")
if op == "/" and a == 74 and b == 125:
    print("0.592")
if op == "/" and a == 74 and b == 126:
    print("0.5873015873015873")
if op == "/" and a == 74 and b == 127:
    print("0.5826771653543307")
if op == "/" and a == 75 and b == 0:
    print("NaN")
if op == "/" and a == 75 and b == 1:
    print("75.0")
if op == "/" and a == 75 and b == 2:
    print("37.5")
if op == "/" and a == 75 and b == 3:
    print("25.0")
if op == "/" and a == 75 and b == 4:
    print("18.75")
if op == "/" and a == 75 and b == 5:
    print("15.0")
if op == "/" and a == 75 and b == 6:
    print("12.5")
if op == "/" and a == 75 and b == 7:
    print("10.714285714285714")
if op == "/" and a == 75 and b == 8:
    print("9.375")
if op == "/" and a == 75 and b == 9:
    print("8.333333333333334")
if op == "/" and a == 75 and b == 10:
    print("7.5")
if op == "/" and a == 75 and b == 11:
    print("6.818181818181818")
if op == "/" and a == 75 and b == 12:
    print("6.25")
if op == "/" and a == 75 and b == 13:
    print("5.769230769230769")
if op == "/" and a == 75 and b == 14:
    print("5.357142857142857")
if op == "/" and a == 75 and b == 15:
    print("5.0")
if op == "/" and a == 75 and b == 16:
    print("4.6875")
if op == "/" and a == 75 and b == 17:
    print("4.411764705882353")
if op == "/" and a == 75 and b == 18:
    print("4.166666666666667")
if op == "/" and a == 75 and b == 19:
    print("3.9473684210526314")
if op == "/" and a == 75 and b == 20:
    print("3.75")
if op == "/" and a == 75 and b == 21:
    print("3.5714285714285716")
if op == "/" and a == 75 and b == 22:
    print("3.409090909090909")
if op == "/" and a == 75 and b == 23:
    print("3.260869565217391")
if op == "/" and a == 75 and b == 24:
    print("3.125")
if op == "/" and a == 75 and b == 25:
    print("3.0")
if op == "/" and a == 75 and b == 26:
    print("2.8846153846153846")
if op == "/" and a == 75 and b == 27:
    print("2.7777777777777777")
if op == "/" and a == 75 and b == 28:
    print("2.6785714285714284")
if op == "/" and a == 75 and b == 29:
    print("2.586206896551724")
if op == "/" and a == 75 and b == 30:
    print("2.5")
if op == "/" and a == 75 and b == 31:
    print("2.4193548387096775")
if op == "/" and a == 75 and b == 32:
    print("2.34375")
if op == "/" and a == 75 and b == 33:
    print("2.272727272727273")
if op == "/" and a == 75 and b == 34:
    print("2.2058823529411766")
if op == "/" and a == 75 and b == 35:
    print("2.142857142857143")
if op == "/" and a == 75 and b == 36:
    print("2.0833333333333335")
if op == "/" and a == 75 and b == 37:
    print("2.027027027027027")
if op == "/" and a == 75 and b == 38:
    print("1.9736842105263157")
if op == "/" and a == 75 and b == 39:
    print("1.9230769230769231")
if op == "/" and a == 75 and b == 40:
    print("1.875")
if op == "/" and a == 75 and b == 41:
    print("1.829268292682927")
if op == "/" and a == 75 and b == 42:
    print("1.7857142857142858")
if op == "/" and a == 75 and b == 43:
    print("1.744186046511628")
if op == "/" and a == 75 and b == 44:
    print("1.7045454545454546")
if op == "/" and a == 75 and b == 45:
    print("1.6666666666666667")
if op == "/" and a == 75 and b == 46:
    print("1.6304347826086956")
if op == "/" and a == 75 and b == 47:
    print("1.5957446808510638")
if op == "/" and a == 75 and b == 48:
    print("1.5625")
if op == "/" and a == 75 and b == 49:
    print("1.530612244897959")
if op == "/" and a == 75 and b == 50:
    print("1.5")
if op == "/" and a == 75 and b == 51:
    print("1.4705882352941178")
if op == "/" and a == 75 and b == 52:
    print("1.4423076923076923")
if op == "/" and a == 75 and b == 53:
    print("1.4150943396226414")
if op == "/" and a == 75 and b == 54:
    print("1.3888888888888888")
if op == "/" and a == 75 and b == 55:
    print("1.3636363636363635")
if op == "/" and a == 75 and b == 56:
    print("1.3392857142857142")
if op == "/" and a == 75 and b == 57:
    print("1.3157894736842106")
if op == "/" and a == 75 and b == 58:
    print("1.293103448275862")
if op == "/" and a == 75 and b == 59:
    print("1.271186440677966")
if op == "/" and a == 75 and b == 60:
    print("1.25")
if op == "/" and a == 75 and b == 61:
    print("1.2295081967213115")
if op == "/" and a == 75 and b == 62:
    print("1.2096774193548387")
if op == "/" and a == 75 and b == 63:
    print("1.1904761904761905")
if op == "/" and a == 75 and b == 64:
    print("1.171875")
if op == "/" and a == 75 and b == 65:
    print("1.1538461538461537")
if op == "/" and a == 75 and b == 66:
    print("1.1363636363636365")
if op == "/" and a == 75 and b == 67:
    print("1.1194029850746268")
if op == "/" and a == 75 and b == 68:
    print("1.1029411764705883")
if op == "/" and a == 75 and b == 69:
    print("1.0869565217391304")
if op == "/" and a == 75 and b == 70:
    print("1.0714285714285714")
if op == "/" and a == 75 and b == 71:
    print("1.056338028169014")
if op == "/" and a == 75 and b == 72:
    print("1.0416666666666667")
if op == "/" and a == 75 and b == 73:
    print("1.0273972602739727")
if op == "/" and a == 75 and b == 74:
    print("1.0135135135135136")
if op == "/" and a == 75 and b == 75:
    print("1.0")
if op == "/" and a == 75 and b == 76:
    print("0.9868421052631579")
if op == "/" and a == 75 and b == 77:
    print("0.974025974025974")
if op == "/" and a == 75 and b == 78:
    print("0.9615384615384616")
if op == "/" and a == 75 and b == 79:
    print("0.9493670886075949")
if op == "/" and a == 75 and b == 80:
    print("0.9375")
if op == "/" and a == 75 and b == 81:
    print("0.9259259259259259")
if op == "/" and a == 75 and b == 82:
    print("0.9146341463414634")
if op == "/" and a == 75 and b == 83:
    print("0.9036144578313253")
if op == "/" and a == 75 and b == 84:
    print("0.8928571428571429")
if op == "/" and a == 75 and b == 85:
    print("0.8823529411764706")
if op == "/" and a == 75 and b == 86:
    print("0.872093023255814")
if op == "/" and a == 75 and b == 87:
    print("0.8620689655172413")
if op == "/" and a == 75 and b == 88:
    print("0.8522727272727273")
if op == "/" and a == 75 and b == 89:
    print("0.8426966292134831")
if op == "/" and a == 75 and b == 90:
    print("0.8333333333333334")
if op == "/" and a == 75 and b == 91:
    print("0.8241758241758241")
if op == "/" and a == 75 and b == 92:
    print("0.8152173913043478")
if op == "/" and a == 75 and b == 93:
    print("0.8064516129032258")
if op == "/" and a == 75 and b == 94:
    print("0.7978723404255319")
if op == "/" and a == 75 and b == 95:
    print("0.7894736842105263")
if op == "/" and a == 75 and b == 96:
    print("0.78125")
if op == "/" and a == 75 and b == 97:
    print("0.7731958762886598")
if op == "/" and a == 75 and b == 98:
    print("0.7653061224489796")
if op == "/" and a == 75 and b == 99:
    print("0.7575757575757576")
if op == "/" and a == 75 and b == 100:
    print("0.75")
if op == "/" and a == 75 and b == 101:
    print("0.7425742574257426")
if op == "/" and a == 75 and b == 102:
    print("0.7352941176470589")
if op == "/" and a == 75 and b == 103:
    print("0.7281553398058253")
if op == "/" and a == 75 and b == 104:
    print("0.7211538461538461")
if op == "/" and a == 75 and b == 105:
    print("0.7142857142857143")
if op == "/" and a == 75 and b == 106:
    print("0.7075471698113207")
if op == "/" and a == 75 and b == 107:
    print("0.7009345794392523")
if op == "/" and a == 75 and b == 108:
    print("0.6944444444444444")
if op == "/" and a == 75 and b == 109:
    print("0.6880733944954128")
if op == "/" and a == 75 and b == 110:
    print("0.6818181818181818")
if op == "/" and a == 75 and b == 111:
    print("0.6756756756756757")
if op == "/" and a == 75 and b == 112:
    print("0.6696428571428571")
if op == "/" and a == 75 and b == 113:
    print("0.6637168141592921")
if op == "/" and a == 75 and b == 114:
    print("0.6578947368421053")
if op == "/" and a == 75 and b == 115:
    print("0.6521739130434783")
if op == "/" and a == 75 and b == 116:
    print("0.646551724137931")
if op == "/" and a == 75 and b == 117:
    print("0.6410256410256411")
if op == "/" and a == 75 and b == 118:
    print("0.635593220338983")
if op == "/" and a == 75 and b == 119:
    print("0.6302521008403361")
if op == "/" and a == 75 and b == 120:
    print("0.625")
if op == "/" and a == 75 and b == 121:
    print("0.6198347107438017")
if op == "/" and a == 75 and b == 122:
    print("0.6147540983606558")
if op == "/" and a == 75 and b == 123:
    print("0.6097560975609756")
if op == "/" and a == 75 and b == 124:
    print("0.6048387096774194")
if op == "/" and a == 75 and b == 125:
    print("0.6")
if op == "/" and a == 75 and b == 126:
    print("0.5952380952380952")
if op == "/" and a == 75 and b == 127:
    print("0.5905511811023622")
if op == "/" and a == 76 and b == 0:
    print("NaN")
if op == "/" and a == 76 and b == 1:
    print("76.0")
if op == "/" and a == 76 and b == 2:
    print("38.0")
if op == "/" and a == 76 and b == 3:
    print("25.333333333333332")
if op == "/" and a == 76 and b == 4:
    print("19.0")
if op == "/" and a == 76 and b == 5:
    print("15.2")
if op == "/" and a == 76 and b == 6:
    print("12.666666666666666")
if op == "/" and a == 76 and b == 7:
    print("10.857142857142858")
if op == "/" and a == 76 and b == 8:
    print("9.5")
if op == "/" and a == 76 and b == 9:
    print("8.444444444444445")
if op == "/" and a == 76 and b == 10:
    print("7.6")
if op == "/" and a == 76 and b == 11:
    print("6.909090909090909")
if op == "/" and a == 76 and b == 12:
    print("6.333333333333333")
if op == "/" and a == 76 and b == 13:
    print("5.846153846153846")
if op == "/" and a == 76 and b == 14:
    print("5.428571428571429")
if op == "/" and a == 76 and b == 15:
    print("5.066666666666666")
if op == "/" and a == 76 and b == 16:
    print("4.75")
if op == "/" and a == 76 and b == 17:
    print("4.470588235294118")
if op == "/" and a == 76 and b == 18:
    print("4.222222222222222")
if op == "/" and a == 76 and b == 19:
    print("4.0")
if op == "/" and a == 76 and b == 20:
    print("3.8")
if op == "/" and a == 76 and b == 21:
    print("3.619047619047619")
if op == "/" and a == 76 and b == 22:
    print("3.4545454545454546")
if op == "/" and a == 76 and b == 23:
    print("3.3043478260869565")
if op == "/" and a == 76 and b == 24:
    print("3.1666666666666665")
if op == "/" and a == 76 and b == 25:
    print("3.04")
if op == "/" and a == 76 and b == 26:
    print("2.923076923076923")
if op == "/" and a == 76 and b == 27:
    print("2.814814814814815")
if op == "/" and a == 76 and b == 28:
    print("2.7142857142857144")
if op == "/" and a == 76 and b == 29:
    print("2.6206896551724137")
if op == "/" and a == 76 and b == 30:
    print("2.533333333333333")
if op == "/" and a == 76 and b == 31:
    print("2.4516129032258065")
if op == "/" and a == 76 and b == 32:
    print("2.375")
if op == "/" and a == 76 and b == 33:
    print("2.303030303030303")
if op == "/" and a == 76 and b == 34:
    print("2.235294117647059")
if op == "/" and a == 76 and b == 35:
    print("2.1714285714285713")
if op == "/" and a == 76 and b == 36:
    print("2.111111111111111")
if op == "/" and a == 76 and b == 37:
    print("2.054054054054054")
if op == "/" and a == 76 and b == 38:
    print("2.0")
if op == "/" and a == 76 and b == 39:
    print("1.9487179487179487")
if op == "/" and a == 76 and b == 40:
    print("1.9")
if op == "/" and a == 76 and b == 41:
    print("1.853658536585366")
if op == "/" and a == 76 and b == 42:
    print("1.8095238095238095")
if op == "/" and a == 76 and b == 43:
    print("1.7674418604651163")
if op == "/" and a == 76 and b == 44:
    print("1.7272727272727273")
if op == "/" and a == 76 and b == 45:
    print("1.6888888888888889")
if op == "/" and a == 76 and b == 46:
    print("1.6521739130434783")
if op == "/" and a == 76 and b == 47:
    print("1.6170212765957446")
if op == "/" and a == 76 and b == 48:
    print("1.5833333333333333")
if op == "/" and a == 76 and b == 49:
    print("1.5510204081632653")
if op == "/" and a == 76 and b == 50:
    print("1.52")
if op == "/" and a == 76 and b == 51:
    print("1.4901960784313726")
if op == "/" and a == 76 and b == 52:
    print("1.4615384615384615")
if op == "/" and a == 76 and b == 53:
    print("1.4339622641509433")
if op == "/" and a == 76 and b == 54:
    print("1.4074074074074074")
if op == "/" and a == 76 and b == 55:
    print("1.3818181818181818")
if op == "/" and a == 76 and b == 56:
    print("1.3571428571428572")
if op == "/" and a == 76 and b == 57:
    print("1.3333333333333333")
if op == "/" and a == 76 and b == 58:
    print("1.3103448275862069")
if op == "/" and a == 76 and b == 59:
    print("1.2881355932203389")
if op == "/" and a == 76 and b == 60:
    print("1.2666666666666666")
if op == "/" and a == 76 and b == 61:
    print("1.2459016393442623")
if op == "/" and a == 76 and b == 62:
    print("1.2258064516129032")
if op == "/" and a == 76 and b == 63:
    print("1.2063492063492063")
if op == "/" and a == 76 and b == 64:
    print("1.1875")
if op == "/" and a == 76 and b == 65:
    print("1.1692307692307693")
if op == "/" and a == 76 and b == 66:
    print("1.1515151515151516")
if op == "/" and a == 76 and b == 67:
    print("1.1343283582089552")
if op == "/" and a == 76 and b == 68:
    print("1.1176470588235294")
if op == "/" and a == 76 and b == 69:
    print("1.1014492753623188")
if op == "/" and a == 76 and b == 70:
    print("1.0857142857142856")
if op == "/" and a == 76 and b == 71:
    print("1.0704225352112675")
if op == "/" and a == 76 and b == 72:
    print("1.0555555555555556")
if op == "/" and a == 76 and b == 73:
    print("1.0410958904109588")
if op == "/" and a == 76 and b == 74:
    print("1.027027027027027")
if op == "/" and a == 76 and b == 75:
    print("1.0133333333333334")
if op == "/" and a == 76 and b == 76:
    print("1.0")
if op == "/" and a == 76 and b == 77:
    print("0.987012987012987")
if op == "/" and a == 76 and b == 78:
    print("0.9743589743589743")
if op == "/" and a == 76 and b == 79:
    print("0.9620253164556962")
if op == "/" and a == 76 and b == 80:
    print("0.95")
if op == "/" and a == 76 and b == 81:
    print("0.9382716049382716")
if op == "/" and a == 76 and b == 82:
    print("0.926829268292683")
if op == "/" and a == 76 and b == 83:
    print("0.9156626506024096")
if op == "/" and a == 76 and b == 84:
    print("0.9047619047619048")
if op == "/" and a == 76 and b == 85:
    print("0.8941176470588236")
if op == "/" and a == 76 and b == 86:
    print("0.8837209302325582")
if op == "/" and a == 76 and b == 87:
    print("0.8735632183908046")
if op == "/" and a == 76 and b == 88:
    print("0.8636363636363636")
if op == "/" and a == 76 and b == 89:
    print("0.8539325842696629")
if op == "/" and a == 76 and b == 90:
    print("0.8444444444444444")
if op == "/" and a == 76 and b == 91:
    print("0.8351648351648352")
if op == "/" and a == 76 and b == 92:
    print("0.8260869565217391")
if op == "/" and a == 76 and b == 93:
    print("0.8172043010752689")
if op == "/" and a == 76 and b == 94:
    print("0.8085106382978723")
if op == "/" and a == 76 and b == 95:
    print("0.8")
if op == "/" and a == 76 and b == 96:
    print("0.7916666666666666")
if op == "/" and a == 76 and b == 97:
    print("0.7835051546391752")
if op == "/" and a == 76 and b == 98:
    print("0.7755102040816326")
if op == "/" and a == 76 and b == 99:
    print("0.7676767676767676")
if op == "/" and a == 76 and b == 100:
    print("0.76")
if op == "/" and a == 76 and b == 101:
    print("0.7524752475247525")
if op == "/" and a == 76 and b == 102:
    print("0.7450980392156863")
if op == "/" and a == 76 and b == 103:
    print("0.7378640776699029")
if op == "/" and a == 76 and b == 104:
    print("0.7307692307692307")
if op == "/" and a == 76 and b == 105:
    print("0.7238095238095238")
if op == "/" and a == 76 and b == 106:
    print("0.7169811320754716")
if op == "/" and a == 76 and b == 107:
    print("0.7102803738317757")
if op == "/" and a == 76 and b == 108:
    print("0.7037037037037037")
if op == "/" and a == 76 and b == 109:
    print("0.6972477064220184")
if op == "/" and a == 76 and b == 110:
    print("0.6909090909090909")
if op == "/" and a == 76 and b == 111:
    print("0.6846846846846847")
if op == "/" and a == 76 and b == 112:
    print("0.6785714285714286")
if op == "/" and a == 76 and b == 113:
    print("0.672566371681416")
if op == "/" and a == 76 and b == 114:
    print("0.6666666666666666")
if op == "/" and a == 76 and b == 115:
    print("0.6608695652173913")
if op == "/" and a == 76 and b == 116:
    print("0.6551724137931034")
if op == "/" and a == 76 and b == 117:
    print("0.6495726495726496")
if op == "/" and a == 76 and b == 118:
    print("0.6440677966101694")
if op == "/" and a == 76 and b == 119:
    print("0.6386554621848739")
if op == "/" and a == 76 and b == 120:
    print("0.6333333333333333")
if op == "/" and a == 76 and b == 121:
    print("0.628099173553719")
if op == "/" and a == 76 and b == 122:
    print("0.6229508196721312")
if op == "/" and a == 76 and b == 123:
    print("0.6178861788617886")
if op == "/" and a == 76 and b == 124:
    print("0.6129032258064516")
if op == "/" and a == 76 and b == 125:
    print("0.608")
if op == "/" and a == 76 and b == 126:
    print("0.6031746031746031")
if op == "/" and a == 76 and b == 127:
    print("0.5984251968503937")
if op == "/" and a == 77 and b == 0:
    print("NaN")
if op == "/" and a == 77 and b == 1:
    print("77.0")
if op == "/" and a == 77 and b == 2:
    print("38.5")
if op == "/" and a == 77 and b == 3:
    print("25.666666666666668")
if op == "/" and a == 77 and b == 4:
    print("19.25")
if op == "/" and a == 77 and b == 5:
    print("15.4")
if op == "/" and a == 77 and b == 6:
    print("12.833333333333334")
if op == "/" and a == 77 and b == 7:
    print("11.0")
if op == "/" and a == 77 and b == 8:
    print("9.625")
if op == "/" and a == 77 and b == 9:
    print("8.555555555555555")
if op == "/" and a == 77 and b == 10:
    print("7.7")
if op == "/" and a == 77 and b == 11:
    print("7.0")
if op == "/" and a == 77 and b == 12:
    print("6.416666666666667")
if op == "/" and a == 77 and b == 13:
    print("5.923076923076923")
if op == "/" and a == 77 and b == 14:
    print("5.5")
if op == "/" and a == 77 and b == 15:
    print("5.133333333333334")
if op == "/" and a == 77 and b == 16:
    print("4.8125")
if op == "/" and a == 77 and b == 17:
    print("4.529411764705882")
if op == "/" and a == 77 and b == 18:
    print("4.277777777777778")
if op == "/" and a == 77 and b == 19:
    print("4.052631578947368")
if op == "/" and a == 77 and b == 20:
    print("3.85")
if op == "/" and a == 77 and b == 21:
    print("3.6666666666666665")
if op == "/" and a == 77 and b == 22:
    print("3.5")
if op == "/" and a == 77 and b == 23:
    print("3.347826086956522")
if op == "/" and a == 77 and b == 24:
    print("3.2083333333333335")
if op == "/" and a == 77 and b == 25:
    print("3.08")
if op == "/" and a == 77 and b == 26:
    print("2.9615384615384617")
if op == "/" and a == 77 and b == 27:
    print("2.8518518518518516")
if op == "/" and a == 77 and b == 28:
    print("2.75")
if op == "/" and a == 77 and b == 29:
    print("2.6551724137931036")
if op == "/" and a == 77 and b == 30:
    print("2.566666666666667")
if op == "/" and a == 77 and b == 31:
    print("2.4838709677419355")
if op == "/" and a == 77 and b == 32:
    print("2.40625")
if op == "/" and a == 77 and b == 33:
    print("2.3333333333333335")
if op == "/" and a == 77 and b == 34:
    print("2.264705882352941")
if op == "/" and a == 77 and b == 35:
    print("2.2")
if op == "/" and a == 77 and b == 36:
    print("2.138888888888889")
if op == "/" and a == 77 and b == 37:
    print("2.081081081081081")
if op == "/" and a == 77 and b == 38:
    print("2.026315789473684")
if op == "/" and a == 77 and b == 39:
    print("1.9743589743589745")
if op == "/" and a == 77 and b == 40:
    print("1.925")
if op == "/" and a == 77 and b == 41:
    print("1.8780487804878048")
if op == "/" and a == 77 and b == 42:
    print("1.8333333333333333")
if op == "/" and a == 77 and b == 43:
    print("1.7906976744186047")
if op == "/" and a == 77 and b == 44:
    print("1.75")
if op == "/" and a == 77 and b == 45:
    print("1.711111111111111")
if op == "/" and a == 77 and b == 46:
    print("1.673913043478261")
if op == "/" and a == 77 and b == 47:
    print("1.6382978723404256")
if op == "/" and a == 77 and b == 48:
    print("1.6041666666666667")
if op == "/" and a == 77 and b == 49:
    print("1.5714285714285714")
if op == "/" and a == 77 and b == 50:
    print("1.54")
if op == "/" and a == 77 and b == 51:
    print("1.5098039215686274")
if op == "/" and a == 77 and b == 52:
    print("1.4807692307692308")
if op == "/" and a == 77 and b == 53:
    print("1.4528301886792452")
if op == "/" and a == 77 and b == 54:
    print("1.4259259259259258")
if op == "/" and a == 77 and b == 55:
    print("1.4")
if op == "/" and a == 77 and b == 56:
    print("1.375")
if op == "/" and a == 77 and b == 57:
    print("1.3508771929824561")
if op == "/" and a == 77 and b == 58:
    print("1.3275862068965518")
if op == "/" and a == 77 and b == 59:
    print("1.305084745762712")
if op == "/" and a == 77 and b == 60:
    print("1.2833333333333334")
if op == "/" and a == 77 and b == 61:
    print("1.2622950819672132")
if op == "/" and a == 77 and b == 62:
    print("1.2419354838709677")
if op == "/" and a == 77 and b == 63:
    print("1.2222222222222223")
if op == "/" and a == 77 and b == 64:
    print("1.203125")
if op == "/" and a == 77 and b == 65:
    print("1.1846153846153846")
if op == "/" and a == 77 and b == 66:
    print("1.1666666666666667")
if op == "/" and a == 77 and b == 67:
    print("1.1492537313432836")
if op == "/" and a == 77 and b == 68:
    print("1.1323529411764706")
if op == "/" and a == 77 and b == 69:
    print("1.1159420289855073")
if op == "/" and a == 77 and b == 70:
    print("1.1")
if op == "/" and a == 77 and b == 71:
    print("1.0845070422535212")
if op == "/" and a == 77 and b == 72:
    print("1.0694444444444444")
if op == "/" and a == 77 and b == 73:
    print("1.0547945205479452")
if op == "/" and a == 77 and b == 74:
    print("1.0405405405405406")
if op == "/" and a == 77 and b == 75:
    print("1.0266666666666666")
if op == "/" and a == 77 and b == 76:
    print("1.013157894736842")
if op == "/" and a == 77 and b == 77:
    print("1.0")
if op == "/" and a == 77 and b == 78:
    print("0.9871794871794872")
if op == "/" and a == 77 and b == 79:
    print("0.9746835443037974")
if op == "/" and a == 77 and b == 80:
    print("0.9625")
if op == "/" and a == 77 and b == 81:
    print("0.9506172839506173")
if op == "/" and a == 77 and b == 82:
    print("0.9390243902439024")
if op == "/" and a == 77 and b == 83:
    print("0.927710843373494")
if op == "/" and a == 77 and b == 84:
    print("0.9166666666666666")
if op == "/" and a == 77 and b == 85:
    print("0.9058823529411765")
if op == "/" and a == 77 and b == 86:
    print("0.8953488372093024")
if op == "/" and a == 77 and b == 87:
    print("0.8850574712643678")
if op == "/" and a == 77 and b == 88:
    print("0.875")
if op == "/" and a == 77 and b == 89:
    print("0.8651685393258427")
if op == "/" and a == 77 and b == 90:
    print("0.8555555555555555")
if op == "/" and a == 77 and b == 91:
    print("0.8461538461538461")
if op == "/" and a == 77 and b == 92:
    print("0.8369565217391305")
if op == "/" and a == 77 and b == 93:
    print("0.8279569892473119")
if op == "/" and a == 77 and b == 94:
    print("0.8191489361702128")
if op == "/" and a == 77 and b == 95:
    print("0.8105263157894737")
if op == "/" and a == 77 and b == 96:
    print("0.8020833333333334")
if op == "/" and a == 77 and b == 97:
    print("0.7938144329896907")
if op == "/" and a == 77 and b == 98:
    print("0.7857142857142857")
if op == "/" and a == 77 and b == 99:
    print("0.7777777777777778")
if op == "/" and a == 77 and b == 100:
    print("0.77")
if op == "/" and a == 77 and b == 101:
    print("0.7623762376237624")
if op == "/" and a == 77 and b == 102:
    print("0.7549019607843137")
if op == "/" and a == 77 and b == 103:
    print("0.7475728155339806")
if op == "/" and a == 77 and b == 104:
    print("0.7403846153846154")
if op == "/" and a == 77 and b == 105:
    print("0.7333333333333333")
if op == "/" and a == 77 and b == 106:
    print("0.7264150943396226")
if op == "/" and a == 77 and b == 107:
    print("0.719626168224299")
if op == "/" and a == 77 and b == 108:
    print("0.7129629629629629")
if op == "/" and a == 77 and b == 109:
    print("0.7064220183486238")
if op == "/" and a == 77 and b == 110:
    print("0.7")
if op == "/" and a == 77 and b == 111:
    print("0.6936936936936937")
if op == "/" and a == 77 and b == 112:
    print("0.6875")
if op == "/" and a == 77 and b == 113:
    print("0.6814159292035398")
if op == "/" and a == 77 and b == 114:
    print("0.6754385964912281")
if op == "/" and a == 77 and b == 115:
    print("0.6695652173913044")
if op == "/" and a == 77 and b == 116:
    print("0.6637931034482759")
if op == "/" and a == 77 and b == 117:
    print("0.6581196581196581")
if op == "/" and a == 77 and b == 118:
    print("0.652542372881356")
if op == "/" and a == 77 and b == 119:
    print("0.6470588235294118")
if op == "/" and a == 77 and b == 120:
    print("0.6416666666666667")
if op == "/" and a == 77 and b == 121:
    print("0.6363636363636364")
if op == "/" and a == 77 and b == 122:
    print("0.6311475409836066")
if op == "/" and a == 77 and b == 123:
    print("0.6260162601626016")
if op == "/" and a == 77 and b == 124:
    print("0.6209677419354839")
if op == "/" and a == 77 and b == 125:
    print("0.616")
if op == "/" and a == 77 and b == 126:
    print("0.6111111111111112")
if op == "/" and a == 77 and b == 127:
    print("0.6062992125984252")
if op == "/" and a == 78 and b == 0:
    print("NaN")
if op == "/" and a == 78 and b == 1:
    print("78.0")
if op == "/" and a == 78 and b == 2:
    print("39.0")
if op == "/" and a == 78 and b == 3:
    print("26.0")
if op == "/" and a == 78 and b == 4:
    print("19.5")
if op == "/" and a == 78 and b == 5:
    print("15.6")
if op == "/" and a == 78 and b == 6:
    print("13.0")
if op == "/" and a == 78 and b == 7:
    print("11.142857142857142")
if op == "/" and a == 78 and b == 8:
    print("9.75")
if op == "/" and a == 78 and b == 9:
    print("8.666666666666666")
if op == "/" and a == 78 and b == 10:
    print("7.8")
if op == "/" and a == 78 and b == 11:
    print("7.090909090909091")
if op == "/" and a == 78 and b == 12:
    print("6.5")
if op == "/" and a == 78 and b == 13:
    print("6.0")
if op == "/" and a == 78 and b == 14:
    print("5.571428571428571")
if op == "/" and a == 78 and b == 15:
    print("5.2")
if op == "/" and a == 78 and b == 16:
    print("4.875")
if op == "/" and a == 78 and b == 17:
    print("4.588235294117647")
if op == "/" and a == 78 and b == 18:
    print("4.333333333333333")
if op == "/" and a == 78 and b == 19:
    print("4.105263157894737")
if op == "/" and a == 78 and b == 20:
    print("3.9")
if op == "/" and a == 78 and b == 21:
    print("3.7142857142857144")
if op == "/" and a == 78 and b == 22:
    print("3.5454545454545454")
if op == "/" and a == 78 and b == 23:
    print("3.391304347826087")
if op == "/" and a == 78 and b == 24:
    print("3.25")
if op == "/" and a == 78 and b == 25:
    print("3.12")
if op == "/" and a == 78 and b == 26:
    print("3.0")
if op == "/" and a == 78 and b == 27:
    print("2.888888888888889")
if op == "/" and a == 78 and b == 28:
    print("2.7857142857142856")
if op == "/" and a == 78 and b == 29:
    print("2.689655172413793")
if op == "/" and a == 78 and b == 30:
    print("2.6")
if op == "/" and a == 78 and b == 31:
    print("2.5161290322580645")
if op == "/" and a == 78 and b == 32:
    print("2.4375")
if op == "/" and a == 78 and b == 33:
    print("2.3636363636363638")
if op == "/" and a == 78 and b == 34:
    print("2.2941176470588234")
if op == "/" and a == 78 and b == 35:
    print("2.2285714285714286")
if op == "/" and a == 78 and b == 36:
    print("2.1666666666666665")
if op == "/" and a == 78 and b == 37:
    print("2.108108108108108")
if op == "/" and a == 78 and b == 38:
    print("2.0526315789473686")
if op == "/" and a == 78 and b == 39:
    print("2.0")
if op == "/" and a == 78 and b == 40:
    print("1.95")
if op == "/" and a == 78 and b == 41:
    print("1.9024390243902438")
if op == "/" and a == 78 and b == 42:
    print("1.8571428571428572")
if op == "/" and a == 78 and b == 43:
    print("1.813953488372093")
if op == "/" and a == 78 and b == 44:
    print("1.7727272727272727")
if op == "/" and a == 78 and b == 45:
    print("1.7333333333333334")
if op == "/" and a == 78 and b == 46:
    print("1.6956521739130435")
if op == "/" and a == 78 and b == 47:
    print("1.6595744680851063")
if op == "/" and a == 78 and b == 48:
    print("1.625")
if op == "/" and a == 78 and b == 49:
    print("1.5918367346938775")
if op == "/" and a == 78 and b == 50:
    print("1.56")
if op == "/" and a == 78 and b == 51:
    print("1.5294117647058822")
if op == "/" and a == 78 and b == 52:
    print("1.5")
if op == "/" and a == 78 and b == 53:
    print("1.471698113207547")
if op == "/" and a == 78 and b == 54:
    print("1.4444444444444444")
if op == "/" and a == 78 and b == 55:
    print("1.4181818181818182")
if op == "/" and a == 78 and b == 56:
    print("1.3928571428571428")
if op == "/" and a == 78 and b == 57:
    print("1.368421052631579")
if op == "/" and a == 78 and b == 58:
    print("1.3448275862068966")
if op == "/" and a == 78 and b == 59:
    print("1.3220338983050848")
if op == "/" and a == 78 and b == 60:
    print("1.3")
if op == "/" and a == 78 and b == 61:
    print("1.278688524590164")
if op == "/" and a == 78 and b == 62:
    print("1.2580645161290323")
if op == "/" and a == 78 and b == 63:
    print("1.2380952380952381")
if op == "/" and a == 78 and b == 64:
    print("1.21875")
if op == "/" and a == 78 and b == 65:
    print("1.2")
if op == "/" and a == 78 and b == 66:
    print("1.1818181818181819")
if op == "/" and a == 78 and b == 67:
    print("1.164179104477612")
if op == "/" and a == 78 and b == 68:
    print("1.1470588235294117")
if op == "/" and a == 78 and b == 69:
    print("1.1304347826086956")
if op == "/" and a == 78 and b == 70:
    print("1.1142857142857143")
if op == "/" and a == 78 and b == 71:
    print("1.0985915492957747")
if op == "/" and a == 78 and b == 72:
    print("1.0833333333333333")
if op == "/" and a == 78 and b == 73:
    print("1.0684931506849316")
if op == "/" and a == 78 and b == 74:
    print("1.054054054054054")
if op == "/" and a == 78 and b == 75:
    print("1.04")
if op == "/" and a == 78 and b == 76:
    print("1.0263157894736843")
if op == "/" and a == 78 and b == 77:
    print("1.0129870129870129")
if op == "/" and a == 78 and b == 78:
    print("1.0")
if op == "/" and a == 78 and b == 79:
    print("0.9873417721518988")
if op == "/" and a == 78 and b == 80:
    print("0.975")
if op == "/" and a == 78 and b == 81:
    print("0.9629629629629629")
if op == "/" and a == 78 and b == 82:
    print("0.9512195121951219")
if op == "/" and a == 78 and b == 83:
    print("0.9397590361445783")
if op == "/" and a == 78 and b == 84:
    print("0.9285714285714286")
if op == "/" and a == 78 and b == 85:
    print("0.9176470588235294")
if op == "/" and a == 78 and b == 86:
    print("0.9069767441860465")
if op == "/" and a == 78 and b == 87:
    print("0.896551724137931")
if op == "/" and a == 78 and b == 88:
    print("0.8863636363636364")
if op == "/" and a == 78 and b == 89:
    print("0.8764044943820225")
if op == "/" and a == 78 and b == 90:
    print("0.8666666666666667")
if op == "/" and a == 78 and b == 91:
    print("0.8571428571428571")
if op == "/" and a == 78 and b == 92:
    print("0.8478260869565217")
if op == "/" and a == 78 and b == 93:
    print("0.8387096774193549")
if op == "/" and a == 78 and b == 94:
    print("0.8297872340425532")
if op == "/" and a == 78 and b == 95:
    print("0.8210526315789474")
if op == "/" and a == 78 and b == 96:
    print("0.8125")
if op == "/" and a == 78 and b == 97:
    print("0.8041237113402062")
if op == "/" and a == 78 and b == 98:
    print("0.7959183673469388")
if op == "/" and a == 78 and b == 99:
    print("0.7878787878787878")
if op == "/" and a == 78 and b == 100:
    print("0.78")
if op == "/" and a == 78 and b == 101:
    print("0.7722772277227723")
if op == "/" and a == 78 and b == 102:
    print("0.7647058823529411")
if op == "/" and a == 78 and b == 103:
    print("0.7572815533980582")
if op == "/" and a == 78 and b == 104:
    print("0.75")
if op == "/" and a == 78 and b == 105:
    print("0.7428571428571429")
if op == "/" and a == 78 and b == 106:
    print("0.7358490566037735")
if op == "/" and a == 78 and b == 107:
    print("0.7289719626168224")
if op == "/" and a == 78 and b == 108:
    print("0.7222222222222222")
if op == "/" and a == 78 and b == 109:
    print("0.7155963302752294")
if op == "/" and a == 78 and b == 110:
    print("0.7090909090909091")
if op == "/" and a == 78 and b == 111:
    print("0.7027027027027027")
if op == "/" and a == 78 and b == 112:
    print("0.6964285714285714")
if op == "/" and a == 78 and b == 113:
    print("0.6902654867256637")
if op == "/" and a == 78 and b == 114:
    print("0.6842105263157895")
if op == "/" and a == 78 and b == 115:
    print("0.6782608695652174")
if op == "/" and a == 78 and b == 116:
    print("0.6724137931034483")
if op == "/" and a == 78 and b == 117:
    print("0.6666666666666666")
if op == "/" and a == 78 and b == 118:
    print("0.6610169491525424")
if op == "/" and a == 78 and b == 119:
    print("0.6554621848739496")
if op == "/" and a == 78 and b == 120:
    print("0.65")
if op == "/" and a == 78 and b == 121:
    print("0.6446280991735537")
if op == "/" and a == 78 and b == 122:
    print("0.639344262295082")
if op == "/" and a == 78 and b == 123:
    print("0.6341463414634146")
if op == "/" and a == 78 and b == 124:
    print("0.6290322580645161")
if op == "/" and a == 78 and b == 125:
    print("0.624")
if op == "/" and a == 78 and b == 126:
    print("0.6190476190476191")
if op == "/" and a == 78 and b == 127:
    print("0.6141732283464567")
if op == "/" and a == 79 and b == 0:
    print("NaN")
if op == "/" and a == 79 and b == 1:
    print("79.0")
if op == "/" and a == 79 and b == 2:
    print("39.5")
if op == "/" and a == 79 and b == 3:
    print("26.333333333333332")
if op == "/" and a == 79 and b == 4:
    print("19.75")
if op == "/" and a == 79 and b == 5:
    print("15.8")
if op == "/" and a == 79 and b == 6:
    print("13.166666666666666")
if op == "/" and a == 79 and b == 7:
    print("11.285714285714286")
if op == "/" and a == 79 and b == 8:
    print("9.875")
if op == "/" and a == 79 and b == 9:
    print("8.777777777777779")
if op == "/" and a == 79 and b == 10:
    print("7.9")
if op == "/" and a == 79 and b == 11:
    print("7.181818181818182")
if op == "/" and a == 79 and b == 12:
    print("6.583333333333333")
if op == "/" and a == 79 and b == 13:
    print("6.076923076923077")
if op == "/" and a == 79 and b == 14:
    print("5.642857142857143")
if op == "/" and a == 79 and b == 15:
    print("5.266666666666667")
if op == "/" and a == 79 and b == 16:
    print("4.9375")
if op == "/" and a == 79 and b == 17:
    print("4.647058823529412")
if op == "/" and a == 79 and b == 18:
    print("4.388888888888889")
if op == "/" and a == 79 and b == 19:
    print("4.157894736842105")
if op == "/" and a == 79 and b == 20:
    print("3.95")
if op == "/" and a == 79 and b == 21:
    print("3.761904761904762")
if op == "/" and a == 79 and b == 22:
    print("3.590909090909091")
if op == "/" and a == 79 and b == 23:
    print("3.4347826086956523")
if op == "/" and a == 79 and b == 24:
    print("3.2916666666666665")
if op == "/" and a == 79 and b == 25:
    print("3.16")
if op == "/" and a == 79 and b == 26:
    print("3.0384615384615383")
if op == "/" and a == 79 and b == 27:
    print("2.925925925925926")
if op == "/" and a == 79 and b == 28:
    print("2.8214285714285716")
if op == "/" and a == 79 and b == 29:
    print("2.7241379310344827")
if op == "/" and a == 79 and b == 30:
    print("2.6333333333333333")
if op == "/" and a == 79 and b == 31:
    print("2.5483870967741935")
if op == "/" and a == 79 and b == 32:
    print("2.46875")
if op == "/" and a == 79 and b == 33:
    print("2.393939393939394")
if op == "/" and a == 79 and b == 34:
    print("2.323529411764706")
if op == "/" and a == 79 and b == 35:
    print("2.257142857142857")
if op == "/" and a == 79 and b == 36:
    print("2.1944444444444446")
if op == "/" and a == 79 and b == 37:
    print("2.135135135135135")
if op == "/" and a == 79 and b == 38:
    print("2.0789473684210527")
if op == "/" and a == 79 and b == 39:
    print("2.0256410256410255")
if op == "/" and a == 79 and b == 40:
    print("1.975")
if op == "/" and a == 79 and b == 41:
    print("1.9268292682926829")
if op == "/" and a == 79 and b == 42:
    print("1.880952380952381")
if op == "/" and a == 79 and b == 43:
    print("1.8372093023255813")
if op == "/" and a == 79 and b == 44:
    print("1.7954545454545454")
if op == "/" and a == 79 and b == 45:
    print("1.7555555555555555")
if op == "/" and a == 79 and b == 46:
    print("1.7173913043478262")
if op == "/" and a == 79 and b == 47:
    print("1.6808510638297873")
if op == "/" and a == 79 and b == 48:
    print("1.6458333333333333")
if op == "/" and a == 79 and b == 49:
    print("1.6122448979591837")
if op == "/" and a == 79 and b == 50:
    print("1.58")
if op == "/" and a == 79 and b == 51:
    print("1.5490196078431373")
if op == "/" and a == 79 and b == 52:
    print("1.5192307692307692")
if op == "/" and a == 79 and b == 53:
    print("1.490566037735849")
if op == "/" and a == 79 and b == 54:
    print("1.462962962962963")
if op == "/" and a == 79 and b == 55:
    print("1.4363636363636363")
if op == "/" and a == 79 and b == 56:
    print("1.4107142857142858")
if op == "/" and a == 79 and b == 57:
    print("1.3859649122807018")
if op == "/" and a == 79 and b == 58:
    print("1.3620689655172413")
if op == "/" and a == 79 and b == 59:
    print("1.3389830508474576")
if op == "/" and a == 79 and b == 60:
    print("1.3166666666666667")
if op == "/" and a == 79 and b == 61:
    print("1.2950819672131149")
if op == "/" and a == 79 and b == 62:
    print("1.2741935483870968")
if op == "/" and a == 79 and b == 63:
    print("1.253968253968254")
if op == "/" and a == 79 and b == 64:
    print("1.234375")
if op == "/" and a == 79 and b == 65:
    print("1.2153846153846153")
if op == "/" and a == 79 and b == 66:
    print("1.196969696969697")
if op == "/" and a == 79 and b == 67:
    print("1.1791044776119404")
if op == "/" and a == 79 and b == 68:
    print("1.161764705882353")
if op == "/" and a == 79 and b == 69:
    print("1.144927536231884")
if op == "/" and a == 79 and b == 70:
    print("1.1285714285714286")
if op == "/" and a == 79 and b == 71:
    print("1.1126760563380282")
if op == "/" and a == 79 and b == 72:
    print("1.0972222222222223")
if op == "/" and a == 79 and b == 73:
    print("1.082191780821918")
if op == "/" and a == 79 and b == 74:
    print("1.0675675675675675")
if op == "/" and a == 79 and b == 75:
    print("1.0533333333333332")
if op == "/" and a == 79 and b == 76:
    print("1.0394736842105263")
if op == "/" and a == 79 and b == 77:
    print("1.025974025974026")
if op == "/" and a == 79 and b == 78:
    print("1.0128205128205128")
if op == "/" and a == 79 and b == 79:
    print("1.0")
if op == "/" and a == 79 and b == 80:
    print("0.9875")
if op == "/" and a == 79 and b == 81:
    print("0.9753086419753086")
if op == "/" and a == 79 and b == 82:
    print("0.9634146341463414")
if op == "/" and a == 79 and b == 83:
    print("0.9518072289156626")
if op == "/" and a == 79 and b == 84:
    print("0.9404761904761905")
if op == "/" and a == 79 and b == 85:
    print("0.9294117647058824")
if op == "/" and a == 79 and b == 86:
    print("0.9186046511627907")
if op == "/" and a == 79 and b == 87:
    print("0.9080459770114943")
if op == "/" and a == 79 and b == 88:
    print("0.8977272727272727")
if op == "/" and a == 79 and b == 89:
    print("0.8876404494382022")
if op == "/" and a == 79 and b == 90:
    print("0.8777777777777778")
if op == "/" and a == 79 and b == 91:
    print("0.8681318681318682")
if op == "/" and a == 79 and b == 92:
    print("0.8586956521739131")
if op == "/" and a == 79 and b == 93:
    print("0.8494623655913979")
if op == "/" and a == 79 and b == 94:
    print("0.8404255319148937")
if op == "/" and a == 79 and b == 95:
    print("0.8315789473684211")
if op == "/" and a == 79 and b == 96:
    print("0.8229166666666666")
if op == "/" and a == 79 and b == 97:
    print("0.8144329896907216")
if op == "/" and a == 79 and b == 98:
    print("0.8061224489795918")
if op == "/" and a == 79 and b == 99:
    print("0.797979797979798")
if op == "/" and a == 79 and b == 100:
    print("0.79")
if op == "/" and a == 79 and b == 101:
    print("0.7821782178217822")
if op == "/" and a == 79 and b == 102:
    print("0.7745098039215687")
if op == "/" and a == 79 and b == 103:
    print("0.7669902912621359")
if op == "/" and a == 79 and b == 104:
    print("0.7596153846153846")
if op == "/" and a == 79 and b == 105:
    print("0.7523809523809524")
if op == "/" and a == 79 and b == 106:
    print("0.7452830188679245")
if op == "/" and a == 79 and b == 107:
    print("0.7383177570093458")
if op == "/" and a == 79 and b == 108:
    print("0.7314814814814815")
if op == "/" and a == 79 and b == 109:
    print("0.7247706422018348")
if op == "/" and a == 79 and b == 110:
    print("0.7181818181818181")
if op == "/" and a == 79 and b == 111:
    print("0.7117117117117117")
if op == "/" and a == 79 and b == 112:
    print("0.7053571428571429")
if op == "/" and a == 79 and b == 113:
    print("0.6991150442477876")
if op == "/" and a == 79 and b == 114:
    print("0.6929824561403509")
if op == "/" and a == 79 and b == 115:
    print("0.6869565217391305")
if op == "/" and a == 79 and b == 116:
    print("0.6810344827586207")
if op == "/" and a == 79 and b == 117:
    print("0.6752136752136753")
if op == "/" and a == 79 and b == 118:
    print("0.6694915254237288")
if op == "/" and a == 79 and b == 119:
    print("0.6638655462184874")
if op == "/" and a == 79 and b == 120:
    print("0.6583333333333333")
if op == "/" and a == 79 and b == 121:
    print("0.6528925619834711")
if op == "/" and a == 79 and b == 122:
    print("0.6475409836065574")
if op == "/" and a == 79 and b == 123:
    print("0.6422764227642277")
if op == "/" and a == 79 and b == 124:
    print("0.6370967741935484")
if op == "/" and a == 79 and b == 125:
    print("0.632")
if op == "/" and a == 79 and b == 126:
    print("0.626984126984127")
if op == "/" and a == 79 and b == 127:
    print("0.6220472440944882")
if op == "/" and a == 80 and b == 0:
    print("NaN")
if op == "/" and a == 80 and b == 1:
    print("80.0")
if op == "/" and a == 80 and b == 2:
    print("40.0")
if op == "/" and a == 80 and b == 3:
    print("26.666666666666668")
if op == "/" and a == 80 and b == 4:
    print("20.0")
if op == "/" and a == 80 and b == 5:
    print("16.0")
if op == "/" and a == 80 and b == 6:
    print("13.333333333333334")
if op == "/" and a == 80 and b == 7:
    print("11.428571428571429")
if op == "/" and a == 80 and b == 8:
    print("10.0")
if op == "/" and a == 80 and b == 9:
    print("8.88888888888889")
if op == "/" and a == 80 and b == 10:
    print("8.0")
if op == "/" and a == 80 and b == 11:
    print("7.2727272727272725")
if op == "/" and a == 80 and b == 12:
    print("6.666666666666667")
if op == "/" and a == 80 and b == 13:
    print("6.153846153846154")
if op == "/" and a == 80 and b == 14:
    print("5.714285714285714")
if op == "/" and a == 80 and b == 15:
    print("5.333333333333333")
if op == "/" and a == 80 and b == 16:
    print("5.0")
if op == "/" and a == 80 and b == 17:
    print("4.705882352941177")
if op == "/" and a == 80 and b == 18:
    print("4.444444444444445")
if op == "/" and a == 80 and b == 19:
    print("4.2105263157894735")
if op == "/" and a == 80 and b == 20:
    print("4.0")
if op == "/" and a == 80 and b == 21:
    print("3.8095238095238093")
if op == "/" and a == 80 and b == 22:
    print("3.6363636363636362")
if op == "/" and a == 80 and b == 23:
    print("3.4782608695652173")
if op == "/" and a == 80 and b == 24:
    print("3.3333333333333335")
if op == "/" and a == 80 and b == 25:
    print("3.2")
if op == "/" and a == 80 and b == 26:
    print("3.076923076923077")
if op == "/" and a == 80 and b == 27:
    print("2.962962962962963")
if op == "/" and a == 80 and b == 28:
    print("2.857142857142857")
if op == "/" and a == 80 and b == 29:
    print("2.7586206896551726")
if op == "/" and a == 80 and b == 30:
    print("2.6666666666666665")
if op == "/" and a == 80 and b == 31:
    print("2.5806451612903225")
if op == "/" and a == 80 and b == 32:
    print("2.5")
if op == "/" and a == 80 and b == 33:
    print("2.4242424242424243")
if op == "/" and a == 80 and b == 34:
    print("2.3529411764705883")
if op == "/" and a == 80 and b == 35:
    print("2.2857142857142856")
if op == "/" and a == 80 and b == 36:
    print("2.2222222222222223")
if op == "/" and a == 80 and b == 37:
    print("2.1621621621621623")
if op == "/" and a == 80 and b == 38:
    print("2.1052631578947367")
if op == "/" and a == 80 and b == 39:
    print("2.051282051282051")
if op == "/" and a == 80 and b == 40:
    print("2.0")
if op == "/" and a == 80 and b == 41:
    print("1.951219512195122")
if op == "/" and a == 80 and b == 42:
    print("1.9047619047619047")
if op == "/" and a == 80 and b == 43:
    print("1.8604651162790697")
if op == "/" and a == 80 and b == 44:
    print("1.8181818181818181")
if op == "/" and a == 80 and b == 45:
    print("1.7777777777777777")
if op == "/" and a == 80 and b == 46:
    print("1.7391304347826086")
if op == "/" and a == 80 and b == 47:
    print("1.702127659574468")
if op == "/" and a == 80 and b == 48:
    print("1.6666666666666667")
if op == "/" and a == 80 and b == 49:
    print("1.6326530612244898")
if op == "/" and a == 80 and b == 50:
    print("1.6")
if op == "/" and a == 80 and b == 51:
    print("1.5686274509803921")
if op == "/" and a == 80 and b == 52:
    print("1.5384615384615385")
if op == "/" and a == 80 and b == 53:
    print("1.509433962264151")
if op == "/" and a == 80 and b == 54:
    print("1.4814814814814814")
if op == "/" and a == 80 and b == 55:
    print("1.4545454545454546")
if op == "/" and a == 80 and b == 56:
    print("1.4285714285714286")
if op == "/" and a == 80 and b == 57:
    print("1.4035087719298245")
if op == "/" and a == 80 and b == 58:
    print("1.3793103448275863")
if op == "/" and a == 80 and b == 59:
    print("1.3559322033898304")
if op == "/" and a == 80 and b == 60:
    print("1.3333333333333333")
if op == "/" and a == 80 and b == 61:
    print("1.3114754098360655")
if op == "/" and a == 80 and b == 62:
    print("1.2903225806451613")
if op == "/" and a == 80 and b == 63:
    print("1.2698412698412698")
if op == "/" and a == 80 and b == 64:
    print("1.25")
if op == "/" and a == 80 and b == 65:
    print("1.2307692307692308")
if op == "/" and a == 80 and b == 66:
    print("1.2121212121212122")
if op == "/" and a == 80 and b == 67:
    print("1.1940298507462686")
if op == "/" and a == 80 and b == 68:
    print("1.1764705882352942")
if op == "/" and a == 80 and b == 69:
    print("1.1594202898550725")
if op == "/" and a == 80 and b == 70:
    print("1.1428571428571428")
if op == "/" and a == 80 and b == 71:
    print("1.1267605633802817")
if op == "/" and a == 80 and b == 72:
    print("1.1111111111111112")
if op == "/" and a == 80 and b == 73:
    print("1.095890410958904")
if op == "/" and a == 80 and b == 74:
    print("1.0810810810810811")
if op == "/" and a == 80 and b == 75:
    print("1.0666666666666667")
if op == "/" and a == 80 and b == 76:
    print("1.0526315789473684")
if op == "/" and a == 80 and b == 77:
    print("1.0389610389610389")
if op == "/" and a == 80 and b == 78:
    print("1.0256410256410255")
if op == "/" and a == 80 and b == 79:
    print("1.0126582278481013")
if op == "/" and a == 80 and b == 80:
    print("1.0")
if op == "/" and a == 80 and b == 81:
    print("0.9876543209876543")
if op == "/" and a == 80 and b == 82:
    print("0.975609756097561")
if op == "/" and a == 80 and b == 83:
    print("0.963855421686747")
if op == "/" and a == 80 and b == 84:
    print("0.9523809523809523")
if op == "/" and a == 80 and b == 85:
    print("0.9411764705882353")
if op == "/" and a == 80 and b == 86:
    print("0.9302325581395349")
if op == "/" and a == 80 and b == 87:
    print("0.9195402298850575")
if op == "/" and a == 80 and b == 88:
    print("0.9090909090909091")
if op == "/" and a == 80 and b == 89:
    print("0.898876404494382")
if op == "/" and a == 80 and b == 90:
    print("0.8888888888888888")
if op == "/" and a == 80 and b == 91:
    print("0.8791208791208791")
if op == "/" and a == 80 and b == 92:
    print("0.8695652173913043")
if op == "/" and a == 80 and b == 93:
    print("0.8602150537634409")
if op == "/" and a == 80 and b == 94:
    print("0.851063829787234")
if op == "/" and a == 80 and b == 95:
    print("0.8421052631578947")
if op == "/" and a == 80 and b == 96:
    print("0.8333333333333334")
if op == "/" and a == 80 and b == 97:
    print("0.8247422680412371")
if op == "/" and a == 80 and b == 98:
    print("0.8163265306122449")
if op == "/" and a == 80 and b == 99:
    print("0.8080808080808081")
if op == "/" and a == 80 and b == 100:
    print("0.8")
if op == "/" and a == 80 and b == 101:
    print("0.7920792079207921")
if op == "/" and a == 80 and b == 102:
    print("0.7843137254901961")
if op == "/" and a == 80 and b == 103:
    print("0.7766990291262136")
if op == "/" and a == 80 and b == 104:
    print("0.7692307692307693")
if op == "/" and a == 80 and b == 105:
    print("0.7619047619047619")
if op == "/" and a == 80 and b == 106:
    print("0.7547169811320755")
if op == "/" and a == 80 and b == 107:
    print("0.7476635514018691")
if op == "/" and a == 80 and b == 108:
    print("0.7407407407407407")
if op == "/" and a == 80 and b == 109:
    print("0.7339449541284404")
if op == "/" and a == 80 and b == 110:
    print("0.7272727272727273")
if op == "/" and a == 80 and b == 111:
    print("0.7207207207207207")
if op == "/" and a == 80 and b == 112:
    print("0.7142857142857143")
if op == "/" and a == 80 and b == 113:
    print("0.7079646017699115")
if op == "/" and a == 80 and b == 114:
    print("0.7017543859649122")
if op == "/" and a == 80 and b == 115:
    print("0.6956521739130435")
if op == "/" and a == 80 and b == 116:
    print("0.6896551724137931")
if op == "/" and a == 80 and b == 117:
    print("0.6837606837606838")
if op == "/" and a == 80 and b == 118:
    print("0.6779661016949152")
if op == "/" and a == 80 and b == 119:
    print("0.6722689075630253")
if op == "/" and a == 80 and b == 120:
    print("0.6666666666666666")
if op == "/" and a == 80 and b == 121:
    print("0.6611570247933884")
if op == "/" and a == 80 and b == 122:
    print("0.6557377049180327")
if op == "/" and a == 80 and b == 123:
    print("0.6504065040650406")
if op == "/" and a == 80 and b == 124:
    print("0.6451612903225806")
if op == "/" and a == 80 and b == 125:
    print("0.64")
if op == "/" and a == 80 and b == 126:
    print("0.6349206349206349")
if op == "/" and a == 80 and b == 127:
    print("0.6299212598425197")
if op == "/" and a == 81 and b == 0:
    print("NaN")
if op == "/" and a == 81 and b == 1:
    print("81.0")
if op == "/" and a == 81 and b == 2:
    print("40.5")
if op == "/" and a == 81 and b == 3:
    print("27.0")
if op == "/" and a == 81 and b == 4:
    print("20.25")
if op == "/" and a == 81 and b == 5:
    print("16.2")
if op == "/" and a == 81 and b == 6:
    print("13.5")
if op == "/" and a == 81 and b == 7:
    print("11.571428571428571")
if op == "/" and a == 81 and b == 8:
    print("10.125")
if op == "/" and a == 81 and b == 9:
    print("9.0")
if op == "/" and a == 81 and b == 10:
    print("8.1")
if op == "/" and a == 81 and b == 11:
    print("7.363636363636363")
if op == "/" and a == 81 and b == 12:
    print("6.75")
if op == "/" and a == 81 and b == 13:
    print("6.230769230769231")
if op == "/" and a == 81 and b == 14:
    print("5.785714285714286")
if op == "/" and a == 81 and b == 15:
    print("5.4")
if op == "/" and a == 81 and b == 16:
    print("5.0625")
if op == "/" and a == 81 and b == 17:
    print("4.764705882352941")
if op == "/" and a == 81 and b == 18:
    print("4.5")
if op == "/" and a == 81 and b == 19:
    print("4.2631578947368425")
if op == "/" and a == 81 and b == 20:
    print("4.05")
if op == "/" and a == 81 and b == 21:
    print("3.857142857142857")
if op == "/" and a == 81 and b == 22:
    print("3.6818181818181817")
if op == "/" and a == 81 and b == 23:
    print("3.5217391304347827")
if op == "/" and a == 81 and b == 24:
    print("3.375")
if op == "/" and a == 81 and b == 25:
    print("3.24")
if op == "/" and a == 81 and b == 26:
    print("3.1153846153846154")
if op == "/" and a == 81 and b == 27:
    print("3.0")
if op == "/" and a == 81 and b == 28:
    print("2.892857142857143")
if op == "/" and a == 81 and b == 29:
    print("2.793103448275862")
if op == "/" and a == 81 and b == 30:
    print("2.7")
if op == "/" and a == 81 and b == 31:
    print("2.6129032258064515")
if op == "/" and a == 81 and b == 32:
    print("2.53125")
if op == "/" and a == 81 and b == 33:
    print("2.4545454545454546")
if op == "/" and a == 81 and b == 34:
    print("2.3823529411764706")
if op == "/" and a == 81 and b == 35:
    print("2.3142857142857145")
if op == "/" and a == 81 and b == 36:
    print("2.25")
if op == "/" and a == 81 and b == 37:
    print("2.189189189189189")
if op == "/" and a == 81 and b == 38:
    print("2.1315789473684212")
if op == "/" and a == 81 and b == 39:
    print("2.076923076923077")
if op == "/" and a == 81 and b == 40:
    print("2.025")
if op == "/" and a == 81 and b == 41:
    print("1.975609756097561")
if op == "/" and a == 81 and b == 42:
    print("1.9285714285714286")
if op == "/" and a == 81 and b == 43:
    print("1.8837209302325582")
if op == "/" and a == 81 and b == 44:
    print("1.8409090909090908")
if op == "/" and a == 81 and b == 45:
    print("1.8")
if op == "/" and a == 81 and b == 46:
    print("1.7608695652173914")
if op == "/" and a == 81 and b == 47:
    print("1.7234042553191489")
if op == "/" and a == 81 and b == 48:
    print("1.6875")
if op == "/" and a == 81 and b == 49:
    print("1.653061224489796")
if op == "/" and a == 81 and b == 50:
    print("1.62")
if op == "/" and a == 81 and b == 51:
    print("1.588235294117647")
if op == "/" and a == 81 and b == 52:
    print("1.5576923076923077")
if op == "/" and a == 81 and b == 53:
    print("1.528301886792453")
if op == "/" and a == 81 and b == 54:
    print("1.5")
if op == "/" and a == 81 and b == 55:
    print("1.4727272727272727")
if op == "/" and a == 81 and b == 56:
    print("1.4464285714285714")
if op == "/" and a == 81 and b == 57:
    print("1.4210526315789473")
if op == "/" and a == 81 and b == 58:
    print("1.396551724137931")
if op == "/" and a == 81 and b == 59:
    print("1.3728813559322033")
if op == "/" and a == 81 and b == 60:
    print("1.35")
if op == "/" and a == 81 and b == 61:
    print("1.3278688524590163")
if op == "/" and a == 81 and b == 62:
    print("1.3064516129032258")
if op == "/" and a == 81 and b == 63:
    print("1.2857142857142858")
if op == "/" and a == 81 and b == 64:
    print("1.265625")
if op == "/" and a == 81 and b == 65:
    print("1.2461538461538462")
if op == "/" and a == 81 and b == 66:
    print("1.2272727272727273")
if op == "/" and a == 81 and b == 67:
    print("1.208955223880597")
if op == "/" and a == 81 and b == 68:
    print("1.1911764705882353")
if op == "/" and a == 81 and b == 69:
    print("1.173913043478261")
if op == "/" and a == 81 and b == 70:
    print("1.1571428571428573")
if op == "/" and a == 81 and b == 71:
    print("1.1408450704225352")
if op == "/" and a == 81 and b == 72:
    print("1.125")
if op == "/" and a == 81 and b == 73:
    print("1.1095890410958904")
if op == "/" and a == 81 and b == 74:
    print("1.0945945945945945")
if op == "/" and a == 81 and b == 75:
    print("1.08")
if op == "/" and a == 81 and b == 76:
    print("1.0657894736842106")
if op == "/" and a == 81 and b == 77:
    print("1.051948051948052")
if op == "/" and a == 81 and b == 78:
    print("1.0384615384615385")
if op == "/" and a == 81 and b == 79:
    print("1.0253164556962024")
if op == "/" and a == 81 and b == 80:
    print("1.0125")
if op == "/" and a == 81 and b == 81:
    print("1.0")
if op == "/" and a == 81 and b == 82:
    print("0.9878048780487805")
if op == "/" and a == 81 and b == 83:
    print("0.9759036144578314")
if op == "/" and a == 81 and b == 84:
    print("0.9642857142857143")
if op == "/" and a == 81 and b == 85:
    print("0.9529411764705882")
if op == "/" and a == 81 and b == 86:
    print("0.9418604651162791")
if op == "/" and a == 81 and b == 87:
    print("0.9310344827586207")
if op == "/" and a == 81 and b == 88:
    print("0.9204545454545454")
if op == "/" and a == 81 and b == 89:
    print("0.9101123595505618")
if op == "/" and a == 81 and b == 90:
    print("0.9")
if op == "/" and a == 81 and b == 91:
    print("0.8901098901098901")
if op == "/" and a == 81 and b == 92:
    print("0.8804347826086957")
if op == "/" and a == 81 and b == 93:
    print("0.8709677419354839")
if op == "/" and a == 81 and b == 94:
    print("0.8617021276595744")
if op == "/" and a == 81 and b == 95:
    print("0.8526315789473684")
if op == "/" and a == 81 and b == 96:
    print("0.84375")
if op == "/" and a == 81 and b == 97:
    print("0.8350515463917526")
if op == "/" and a == 81 and b == 98:
    print("0.826530612244898")
if op == "/" and a == 81 and b == 99:
    print("0.8181818181818182")
if op == "/" and a == 81 and b == 100:
    print("0.81")
if op == "/" and a == 81 and b == 101:
    print("0.801980198019802")
if op == "/" and a == 81 and b == 102:
    print("0.7941176470588235")
if op == "/" and a == 81 and b == 103:
    print("0.7864077669902912")
if op == "/" and a == 81 and b == 104:
    print("0.7788461538461539")
if op == "/" and a == 81 and b == 105:
    print("0.7714285714285715")
if op == "/" and a == 81 and b == 106:
    print("0.7641509433962265")
if op == "/" and a == 81 and b == 107:
    print("0.7570093457943925")
if op == "/" and a == 81 and b == 108:
    print("0.75")
if op == "/" and a == 81 and b == 109:
    print("0.7431192660550459")
if op == "/" and a == 81 and b == 110:
    print("0.7363636363636363")
if op == "/" and a == 81 and b == 111:
    print("0.7297297297297297")
if op == "/" and a == 81 and b == 112:
    print("0.7232142857142857")
if op == "/" and a == 81 and b == 113:
    print("0.7168141592920354")
if op == "/" and a == 81 and b == 114:
    print("0.7105263157894737")
if op == "/" and a == 81 and b == 115:
    print("0.7043478260869566")
if op == "/" and a == 81 and b == 116:
    print("0.6982758620689655")
if op == "/" and a == 81 and b == 117:
    print("0.6923076923076923")
if op == "/" and a == 81 and b == 118:
    print("0.6864406779661016")
if op == "/" and a == 81 and b == 119:
    print("0.680672268907563")
if op == "/" and a == 81 and b == 120:
    print("0.675")
if op == "/" and a == 81 and b == 121:
    print("0.6694214876033058")
if op == "/" and a == 81 and b == 122:
    print("0.6639344262295082")
if op == "/" and a == 81 and b == 123:
    print("0.6585365853658537")
if op == "/" and a == 81 and b == 124:
    print("0.6532258064516129")
if op == "/" and a == 81 and b == 125:
    print("0.648")
if op == "/" and a == 81 and b == 126:
    print("0.6428571428571429")
if op == "/" and a == 81 and b == 127:
    print("0.6377952755905512")
if op == "/" and a == 82 and b == 0:
    print("NaN")
if op == "/" and a == 82 and b == 1:
    print("82.0")
if op == "/" and a == 82 and b == 2:
    print("41.0")
if op == "/" and a == 82 and b == 3:
    print("27.333333333333332")
if op == "/" and a == 82 and b == 4:
    print("20.5")
if op == "/" and a == 82 and b == 5:
    print("16.4")
if op == "/" and a == 82 and b == 6:
    print("13.666666666666666")
if op == "/" and a == 82 and b == 7:
    print("11.714285714285714")
if op == "/" and a == 82 and b == 8:
    print("10.25")
if op == "/" and a == 82 and b == 9:
    print("9.11111111111111")
if op == "/" and a == 82 and b == 10:
    print("8.2")
if op == "/" and a == 82 and b == 11:
    print("7.454545454545454")
if op == "/" and a == 82 and b == 12:
    print("6.833333333333333")
if op == "/" and a == 82 and b == 13:
    print("6.3076923076923075")
if op == "/" and a == 82 and b == 14:
    print("5.857142857142857")
if op == "/" and a == 82 and b == 15:
    print("5.466666666666667")
if op == "/" and a == 82 and b == 16:
    print("5.125")
if op == "/" and a == 82 and b == 17:
    print("4.823529411764706")
if op == "/" and a == 82 and b == 18:
    print("4.555555555555555")
if op == "/" and a == 82 and b == 19:
    print("4.315789473684211")
if op == "/" and a == 82 and b == 20:
    print("4.1")
if op == "/" and a == 82 and b == 21:
    print("3.9047619047619047")
if op == "/" and a == 82 and b == 22:
    print("3.727272727272727")
if op == "/" and a == 82 and b == 23:
    print("3.5652173913043477")
if op == "/" and a == 82 and b == 24:
    print("3.4166666666666665")
if op == "/" and a == 82 and b == 25:
    print("3.28")
if op == "/" and a == 82 and b == 26:
    print("3.1538461538461537")
if op == "/" and a == 82 and b == 27:
    print("3.037037037037037")
if op == "/" and a == 82 and b == 28:
    print("2.9285714285714284")
if op == "/" and a == 82 and b == 29:
    print("2.8275862068965516")
if op == "/" and a == 82 and b == 30:
    print("2.7333333333333334")
if op == "/" and a == 82 and b == 31:
    print("2.6451612903225805")
if op == "/" and a == 82 and b == 32:
    print("2.5625")
if op == "/" and a == 82 and b == 33:
    print("2.484848484848485")
if op == "/" and a == 82 and b == 34:
    print("2.411764705882353")
if op == "/" and a == 82 and b == 35:
    print("2.342857142857143")
if op == "/" and a == 82 and b == 36:
    print("2.2777777777777777")
if op == "/" and a == 82 and b == 37:
    print("2.2162162162162162")
if op == "/" and a == 82 and b == 38:
    print("2.1578947368421053")
if op == "/" and a == 82 and b == 39:
    print("2.1025641025641026")
if op == "/" and a == 82 and b == 40:
    print("2.05")
if op == "/" and a == 82 and b == 41:
    print("2.0")
if op == "/" and a == 82 and b == 42:
    print("1.9523809523809523")
if op == "/" and a == 82 and b == 43:
    print("1.9069767441860466")
if op == "/" and a == 82 and b == 44:
    print("1.8636363636363635")
if op == "/" and a == 82 and b == 45:
    print("1.8222222222222222")
if op == "/" and a == 82 and b == 46:
    print("1.7826086956521738")
if op == "/" and a == 82 and b == 47:
    print("1.7446808510638299")
if op == "/" and a == 82 and b == 48:
    print("1.7083333333333333")
if op == "/" and a == 82 and b == 49:
    print("1.6734693877551021")
if op == "/" and a == 82 and b == 50:
    print("1.64")
if op == "/" and a == 82 and b == 51:
    print("1.607843137254902")
if op == "/" and a == 82 and b == 52:
    print("1.5769230769230769")
if op == "/" and a == 82 and b == 53:
    print("1.5471698113207548")
if op == "/" and a == 82 and b == 54:
    print("1.5185185185185186")
if op == "/" and a == 82 and b == 55:
    print("1.490909090909091")
if op == "/" and a == 82 and b == 56:
    print("1.4642857142857142")
if op == "/" and a == 82 and b == 57:
    print("1.4385964912280702")
if op == "/" and a == 82 and b == 58:
    print("1.4137931034482758")
if op == "/" and a == 82 and b == 59:
    print("1.3898305084745763")
if op == "/" and a == 82 and b == 60:
    print("1.3666666666666667")
if op == "/" and a == 82 and b == 61:
    print("1.3442622950819672")
if op == "/" and a == 82 and b == 62:
    print("1.3225806451612903")
if op == "/" and a == 82 and b == 63:
    print("1.3015873015873016")
if op == "/" and a == 82 and b == 64:
    print("1.28125")
if op == "/" and a == 82 and b == 65:
    print("1.2615384615384615")
if op == "/" and a == 82 and b == 66:
    print("1.2424242424242424")
if op == "/" and a == 82 and b == 67:
    print("1.2238805970149254")
if op == "/" and a == 82 and b == 68:
    print("1.2058823529411764")
if op == "/" and a == 82 and b == 69:
    print("1.1884057971014492")
if op == "/" and a == 82 and b == 70:
    print("1.1714285714285715")
if op == "/" and a == 82 and b == 71:
    print("1.1549295774647887")
if op == "/" and a == 82 and b == 72:
    print("1.1388888888888888")
if op == "/" and a == 82 and b == 73:
    print("1.1232876712328768")
if op == "/" and a == 82 and b == 74:
    print("1.1081081081081081")
if op == "/" and a == 82 and b == 75:
    print("1.0933333333333333")
if op == "/" and a == 82 and b == 76:
    print("1.0789473684210527")
if op == "/" and a == 82 and b == 77:
    print("1.0649350649350648")
if op == "/" and a == 82 and b == 78:
    print("1.0512820512820513")
if op == "/" and a == 82 and b == 79:
    print("1.0379746835443038")
if op == "/" and a == 82 and b == 80:
    print("1.025")
if op == "/" and a == 82 and b == 81:
    print("1.0123456790123457")
if op == "/" and a == 82 and b == 82:
    print("1.0")
if op == "/" and a == 82 and b == 83:
    print("0.9879518072289156")
if op == "/" and a == 82 and b == 84:
    print("0.9761904761904762")
if op == "/" and a == 82 and b == 85:
    print("0.9647058823529412")
if op == "/" and a == 82 and b == 86:
    print("0.9534883720930233")
if op == "/" and a == 82 and b == 87:
    print("0.9425287356321839")
if op == "/" and a == 82 and b == 88:
    print("0.9318181818181818")
if op == "/" and a == 82 and b == 89:
    print("0.9213483146067416")
if op == "/" and a == 82 and b == 90:
    print("0.9111111111111111")
if op == "/" and a == 82 and b == 91:
    print("0.9010989010989011")
if op == "/" and a == 82 and b == 92:
    print("0.8913043478260869")
if op == "/" and a == 82 and b == 93:
    print("0.8817204301075269")
if op == "/" and a == 82 and b == 94:
    print("0.8723404255319149")
if op == "/" and a == 82 and b == 95:
    print("0.8631578947368421")
if op == "/" and a == 82 and b == 96:
    print("0.8541666666666666")
if op == "/" and a == 82 and b == 97:
    print("0.845360824742268")
if op == "/" and a == 82 and b == 98:
    print("0.8367346938775511")
if op == "/" and a == 82 and b == 99:
    print("0.8282828282828283")
if op == "/" and a == 82 and b == 100:
    print("0.82")
if op == "/" and a == 82 and b == 101:
    print("0.8118811881188119")
if op == "/" and a == 82 and b == 102:
    print("0.803921568627451")
if op == "/" and a == 82 and b == 103:
    print("0.7961165048543689")
if op == "/" and a == 82 and b == 104:
    print("0.7884615384615384")
if op == "/" and a == 82 and b == 105:
    print("0.780952380952381")
if op == "/" and a == 82 and b == 106:
    print("0.7735849056603774")
if op == "/" and a == 82 and b == 107:
    print("0.7663551401869159")
if op == "/" and a == 82 and b == 108:
    print("0.7592592592592593")
if op == "/" and a == 82 and b == 109:
    print("0.7522935779816514")
if op == "/" and a == 82 and b == 110:
    print("0.7454545454545455")
if op == "/" and a == 82 and b == 111:
    print("0.7387387387387387")
if op == "/" and a == 82 and b == 112:
    print("0.7321428571428571")
if op == "/" and a == 82 and b == 113:
    print("0.7256637168141593")
if op == "/" and a == 82 and b == 114:
    print("0.7192982456140351")
if op == "/" and a == 82 and b == 115:
    print("0.7130434782608696")
if op == "/" and a == 82 and b == 116:
    print("0.7068965517241379")
if op == "/" and a == 82 and b == 117:
    print("0.7008547008547008")
if op == "/" and a == 82 and b == 118:
    print("0.6949152542372882")
if op == "/" and a == 82 and b == 119:
    print("0.6890756302521008")
if op == "/" and a == 82 and b == 120:
    print("0.6833333333333333")
if op == "/" and a == 82 and b == 121:
    print("0.6776859504132231")
if op == "/" and a == 82 and b == 122:
    print("0.6721311475409836")
if op == "/" and a == 82 and b == 123:
    print("0.6666666666666666")
if op == "/" and a == 82 and b == 124:
    print("0.6612903225806451")
if op == "/" and a == 82 and b == 125:
    print("0.656")
if op == "/" and a == 82 and b == 126:
    print("0.6507936507936508")
if op == "/" and a == 82 and b == 127:
    print("0.6456692913385826")
if op == "/" and a == 83 and b == 0:
    print("NaN")
if op == "/" and a == 83 and b == 1:
    print("83.0")
if op == "/" and a == 83 and b == 2:
    print("41.5")
if op == "/" and a == 83 and b == 3:
    print("27.666666666666668")
if op == "/" and a == 83 and b == 4:
    print("20.75")
if op == "/" and a == 83 and b == 5:
    print("16.6")
if op == "/" and a == 83 and b == 6:
    print("13.833333333333334")
if op == "/" and a == 83 and b == 7:
    print("11.857142857142858")
if op == "/" and a == 83 and b == 8:
    print("10.375")
if op == "/" and a == 83 and b == 9:
    print("9.222222222222221")
if op == "/" and a == 83 and b == 10:
    print("8.3")
if op == "/" and a == 83 and b == 11:
    print("7.545454545454546")
if op == "/" and a == 83 and b == 12:
    print("6.916666666666667")
if op == "/" and a == 83 and b == 13:
    print("6.384615384615385")
if op == "/" and a == 83 and b == 14:
    print("5.928571428571429")
if op == "/" and a == 83 and b == 15:
    print("5.533333333333333")
if op == "/" and a == 83 and b == 16:
    print("5.1875")
if op == "/" and a == 83 and b == 17:
    print("4.882352941176471")
if op == "/" and a == 83 and b == 18:
    print("4.611111111111111")
if op == "/" and a == 83 and b == 19:
    print("4.368421052631579")
if op == "/" and a == 83 and b == 20:
    print("4.15")
if op == "/" and a == 83 and b == 21:
    print("3.9523809523809526")
if op == "/" and a == 83 and b == 22:
    print("3.772727272727273")
if op == "/" and a == 83 and b == 23:
    print("3.608695652173913")
if op == "/" and a == 83 and b == 24:
    print("3.4583333333333335")
if op == "/" and a == 83 and b == 25:
    print("3.32")
if op == "/" and a == 83 and b == 26:
    print("3.1923076923076925")
if op == "/" and a == 83 and b == 27:
    print("3.074074074074074")
if op == "/" and a == 83 and b == 28:
    print("2.9642857142857144")
if op == "/" and a == 83 and b == 29:
    print("2.8620689655172415")
if op == "/" and a == 83 and b == 30:
    print("2.7666666666666666")
if op == "/" and a == 83 and b == 31:
    print("2.6774193548387095")
if op == "/" and a == 83 and b == 32:
    print("2.59375")
if op == "/" and a == 83 and b == 33:
    print("2.515151515151515")
if op == "/" and a == 83 and b == 34:
    print("2.4411764705882355")
if op == "/" and a == 83 and b == 35:
    print("2.3714285714285714")
if op == "/" and a == 83 and b == 36:
    print("2.3055555555555554")
if op == "/" and a == 83 and b == 37:
    print("2.2432432432432434")
if op == "/" and a == 83 and b == 38:
    print("2.1842105263157894")
if op == "/" and a == 83 and b == 39:
    print("2.128205128205128")
if op == "/" and a == 83 and b == 40:
    print("2.075")
if op == "/" and a == 83 and b == 41:
    print("2.024390243902439")
if op == "/" and a == 83 and b == 42:
    print("1.9761904761904763")
if op == "/" and a == 83 and b == 43:
    print("1.930232558139535")
if op == "/" and a == 83 and b == 44:
    print("1.8863636363636365")
if op == "/" and a == 83 and b == 45:
    print("1.8444444444444446")
if op == "/" and a == 83 and b == 46:
    print("1.8043478260869565")
if op == "/" and a == 83 and b == 47:
    print("1.7659574468085106")
if op == "/" and a == 83 and b == 48:
    print("1.7291666666666667")
if op == "/" and a == 83 and b == 49:
    print("1.6938775510204083")
if op == "/" and a == 83 and b == 50:
    print("1.66")
if op == "/" and a == 83 and b == 51:
    print("1.6274509803921569")
if op == "/" and a == 83 and b == 52:
    print("1.5961538461538463")
if op == "/" and a == 83 and b == 53:
    print("1.5660377358490567")
if op == "/" and a == 83 and b == 54:
    print("1.537037037037037")
if op == "/" and a == 83 and b == 55:
    print("1.509090909090909")
if op == "/" and a == 83 and b == 56:
    print("1.4821428571428572")
if op == "/" and a == 83 and b == 57:
    print("1.456140350877193")
if op == "/" and a == 83 and b == 58:
    print("1.4310344827586208")
if op == "/" and a == 83 and b == 59:
    print("1.4067796610169492")
if op == "/" and a == 83 and b == 60:
    print("1.3833333333333333")
if op == "/" and a == 83 and b == 61:
    print("1.360655737704918")
if op == "/" and a == 83 and b == 62:
    print("1.3387096774193548")
if op == "/" and a == 83 and b == 63:
    print("1.3174603174603174")
if op == "/" and a == 83 and b == 64:
    print("1.296875")
if op == "/" and a == 83 and b == 65:
    print("1.2769230769230768")
if op == "/" and a == 83 and b == 66:
    print("1.2575757575757576")
if op == "/" and a == 83 and b == 67:
    print("1.2388059701492538")
if op == "/" and a == 83 and b == 68:
    print("1.2205882352941178")
if op == "/" and a == 83 and b == 69:
    print("1.2028985507246377")
if op == "/" and a == 83 and b == 70:
    print("1.1857142857142857")
if op == "/" and a == 83 and b == 71:
    print("1.1690140845070423")
if op == "/" and a == 83 and b == 72:
    print("1.1527777777777777")
if op == "/" and a == 83 and b == 73:
    print("1.1369863013698631")
if op == "/" and a == 83 and b == 74:
    print("1.1216216216216217")
if op == "/" and a == 83 and b == 75:
    print("1.1066666666666667")
if op == "/" and a == 83 and b == 76:
    print("1.0921052631578947")
if op == "/" and a == 83 and b == 77:
    print("1.077922077922078")
if op == "/" and a == 83 and b == 78:
    print("1.064102564102564")
if op == "/" and a == 83 and b == 79:
    print("1.0506329113924051")
if op == "/" and a == 83 and b == 80:
    print("1.0375")
if op == "/" and a == 83 and b == 81:
    print("1.0246913580246915")
if op == "/" and a == 83 and b == 82:
    print("1.0121951219512195")
if op == "/" and a == 83 and b == 83:
    print("1.0")
if op == "/" and a == 83 and b == 84:
    print("0.9880952380952381")
if op == "/" and a == 83 and b == 85:
    print("0.9764705882352941")
if op == "/" and a == 83 and b == 86:
    print("0.9651162790697675")
if op == "/" and a == 83 and b == 87:
    print("0.9540229885057471")
if op == "/" and a == 83 and b == 88:
    print("0.9431818181818182")
if op == "/" and a == 83 and b == 89:
    print("0.9325842696629213")
if op == "/" and a == 83 and b == 90:
    print("0.9222222222222223")
if op == "/" and a == 83 and b == 91:
    print("0.9120879120879121")
if op == "/" and a == 83 and b == 92:
    print("0.9021739130434783")
if op == "/" and a == 83 and b == 93:
    print("0.8924731182795699")
if op == "/" and a == 83 and b == 94:
    print("0.8829787234042553")
if op == "/" and a == 83 and b == 95:
    print("0.8736842105263158")
if op == "/" and a == 83 and b == 96:
    print("0.8645833333333334")
if op == "/" and a == 83 and b == 97:
    print("0.8556701030927835")
if op == "/" and a == 83 and b == 98:
    print("0.8469387755102041")
if op == "/" and a == 83 and b == 99:
    print("0.8383838383838383")
if op == "/" and a == 83 and b == 100:
    print("0.83")
if op == "/" and a == 83 and b == 101:
    print("0.8217821782178217")
if op == "/" and a == 83 and b == 102:
    print("0.8137254901960784")
if op == "/" and a == 83 and b == 103:
    print("0.8058252427184466")
if op == "/" and a == 83 and b == 104:
    print("0.7980769230769231")
if op == "/" and a == 83 and b == 105:
    print("0.7904761904761904")
if op == "/" and a == 83 and b == 106:
    print("0.7830188679245284")
if op == "/" and a == 83 and b == 107:
    print("0.7757009345794392")
if op == "/" and a == 83 and b == 108:
    print("0.7685185185185185")
if op == "/" and a == 83 and b == 109:
    print("0.7614678899082569")
if op == "/" and a == 83 and b == 110:
    print("0.7545454545454545")
if op == "/" and a == 83 and b == 111:
    print("0.7477477477477478")
if op == "/" and a == 83 and b == 112:
    print("0.7410714285714286")
if op == "/" and a == 83 and b == 113:
    print("0.7345132743362832")
if op == "/" and a == 83 and b == 114:
    print("0.7280701754385965")
if op == "/" and a == 83 and b == 115:
    print("0.7217391304347827")
if op == "/" and a == 83 and b == 116:
    print("0.7155172413793104")
if op == "/" and a == 83 and b == 117:
    print("0.7094017094017094")
if op == "/" and a == 83 and b == 118:
    print("0.7033898305084746")
if op == "/" and a == 83 and b == 119:
    print("0.6974789915966386")
if op == "/" and a == 83 and b == 120:
    print("0.6916666666666667")
if op == "/" and a == 83 and b == 121:
    print("0.6859504132231405")
if op == "/" and a == 83 and b == 122:
    print("0.680327868852459")
if op == "/" and a == 83 and b == 123:
    print("0.6747967479674797")
if op == "/" and a == 83 and b == 124:
    print("0.6693548387096774")
if op == "/" and a == 83 and b == 125:
    print("0.664")
if op == "/" and a == 83 and b == 126:
    print("0.6587301587301587")
if op == "/" and a == 83 and b == 127:
    print("0.6535433070866141")
if op == "/" and a == 84 and b == 0:
    print("NaN")
if op == "/" and a == 84 and b == 1:
    print("84.0")
if op == "/" and a == 84 and b == 2:
    print("42.0")
if op == "/" and a == 84 and b == 3:
    print("28.0")
if op == "/" and a == 84 and b == 4:
    print("21.0")
if op == "/" and a == 84 and b == 5:
    print("16.8")
if op == "/" and a == 84 and b == 6:
    print("14.0")
if op == "/" and a == 84 and b == 7:
    print("12.0")
if op == "/" and a == 84 and b == 8:
    print("10.5")
if op == "/" and a == 84 and b == 9:
    print("9.333333333333334")
if op == "/" and a == 84 and b == 10:
    print("8.4")
if op == "/" and a == 84 and b == 11:
    print("7.636363636363637")
if op == "/" and a == 84 and b == 12:
    print("7.0")
if op == "/" and a == 84 and b == 13:
    print("6.461538461538462")
if op == "/" and a == 84 and b == 14:
    print("6.0")
if op == "/" and a == 84 and b == 15:
    print("5.6")
if op == "/" and a == 84 and b == 16:
    print("5.25")
if op == "/" and a == 84 and b == 17:
    print("4.9411764705882355")
if op == "/" and a == 84 and b == 18:
    print("4.666666666666667")
if op == "/" and a == 84 and b == 19:
    print("4.421052631578948")
if op == "/" and a == 84 and b == 20:
    print("4.2")
if op == "/" and a == 84 and b == 21:
    print("4.0")
if op == "/" and a == 84 and b == 22:
    print("3.8181818181818183")
if op == "/" and a == 84 and b == 23:
    print("3.652173913043478")
if op == "/" and a == 84 and b == 24:
    print("3.5")
if op == "/" and a == 84 and b == 25:
    print("3.36")
if op == "/" and a == 84 and b == 26:
    print("3.230769230769231")
if op == "/" and a == 84 and b == 27:
    print("3.111111111111111")
if op == "/" and a == 84 and b == 28:
    print("3.0")
if op == "/" and a == 84 and b == 29:
    print("2.896551724137931")
if op == "/" and a == 84 and b == 30:
    print("2.8")
if op == "/" and a == 84 and b == 31:
    print("2.7096774193548385")
if op == "/" and a == 84 and b == 32:
    print("2.625")
if op == "/" and a == 84 and b == 33:
    print("2.5454545454545454")
if op == "/" and a == 84 and b == 34:
    print("2.4705882352941178")
if op == "/" and a == 84 and b == 35:
    print("2.4")
if op == "/" and a == 84 and b == 36:
    print("2.3333333333333335")
if op == "/" and a == 84 and b == 37:
    print("2.27027027027027")
if op == "/" and a == 84 and b == 38:
    print("2.210526315789474")
if op == "/" and a == 84 and b == 39:
    print("2.1538461538461537")
if op == "/" and a == 84 and b == 40:
    print("2.1")
if op == "/" and a == 84 and b == 41:
    print("2.048780487804878")
if op == "/" and a == 84 and b == 42:
    print("2.0")
if op == "/" and a == 84 and b == 43:
    print("1.9534883720930232")
if op == "/" and a == 84 and b == 44:
    print("1.9090909090909092")
if op == "/" and a == 84 and b == 45:
    print("1.8666666666666667")
if op == "/" and a == 84 and b == 46:
    print("1.826086956521739")
if op == "/" and a == 84 and b == 47:
    print("1.7872340425531914")
if op == "/" and a == 84 and b == 48:
    print("1.75")
if op == "/" and a == 84 and b == 49:
    print("1.7142857142857142")
if op == "/" and a == 84 and b == 50:
    print("1.68")
if op == "/" and a == 84 and b == 51:
    print("1.6470588235294117")
if op == "/" and a == 84 and b == 52:
    print("1.6153846153846154")
if op == "/" and a == 84 and b == 53:
    print("1.5849056603773586")
if op == "/" and a == 84 and b == 54:
    print("1.5555555555555556")
if op == "/" and a == 84 and b == 55:
    print("1.5272727272727273")
if op == "/" and a == 84 and b == 56:
    print("1.5")
if op == "/" and a == 84 and b == 57:
    print("1.4736842105263157")
if op == "/" and a == 84 and b == 58:
    print("1.4482758620689655")
if op == "/" and a == 84 and b == 59:
    print("1.423728813559322")
if op == "/" and a == 84 and b == 60:
    print("1.4")
if op == "/" and a == 84 and b == 61:
    print("1.3770491803278688")
if op == "/" and a == 84 and b == 62:
    print("1.3548387096774193")
if op == "/" and a == 84 and b == 63:
    print("1.3333333333333333")
if op == "/" and a == 84 and b == 64:
    print("1.3125")
if op == "/" and a == 84 and b == 65:
    print("1.2923076923076924")
if op == "/" and a == 84 and b == 66:
    print("1.2727272727272727")
if op == "/" and a == 84 and b == 67:
    print("1.2537313432835822")
if op == "/" and a == 84 and b == 68:
    print("1.2352941176470589")
if op == "/" and a == 84 and b == 69:
    print("1.2173913043478262")
if op == "/" and a == 84 and b == 70:
    print("1.2")
if op == "/" and a == 84 and b == 71:
    print("1.1830985915492958")
if op == "/" and a == 84 and b == 72:
    print("1.1666666666666667")
if op == "/" and a == 84 and b == 73:
    print("1.1506849315068493")
if op == "/" and a == 84 and b == 74:
    print("1.135135135135135")
if op == "/" and a == 84 and b == 75:
    print("1.12")
if op == "/" and a == 84 and b == 76:
    print("1.105263157894737")
if op == "/" and a == 84 and b == 77:
    print("1.0909090909090908")
if op == "/" and a == 84 and b == 78:
    print("1.0769230769230769")
if op == "/" and a == 84 and b == 79:
    print("1.0632911392405062")
if op == "/" and a == 84 and b == 80:
    print("1.05")
if op == "/" and a == 84 and b == 81:
    print("1.037037037037037")
if op == "/" and a == 84 and b == 82:
    print("1.024390243902439")
if op == "/" and a == 84 and b == 83:
    print("1.0120481927710843")
if op == "/" and a == 84 and b == 84:
    print("1.0")
if op == "/" and a == 84 and b == 85:
    print("0.9882352941176471")
if op == "/" and a == 84 and b == 86:
    print("0.9767441860465116")
if op == "/" and a == 84 and b == 87:
    print("0.9655172413793104")
if op == "/" and a == 84 and b == 88:
    print("0.9545454545454546")
if op == "/" and a == 84 and b == 89:
    print("0.9438202247191011")
if op == "/" and a == 84 and b == 90:
    print("0.9333333333333333")
if op == "/" and a == 84 and b == 91:
    print("0.9230769230769231")
if op == "/" and a == 84 and b == 92:
    print("0.9130434782608695")
if op == "/" and a == 84 and b == 93:
    print("0.9032258064516129")
if op == "/" and a == 84 and b == 94:
    print("0.8936170212765957")
if op == "/" and a == 84 and b == 95:
    print("0.8842105263157894")
if op == "/" and a == 84 and b == 96:
    print("0.875")
if op == "/" and a == 84 and b == 97:
    print("0.865979381443299")
if op == "/" and a == 84 and b == 98:
    print("0.8571428571428571")
if op == "/" and a == 84 and b == 99:
    print("0.8484848484848485")
if op == "/" and a == 84 and b == 100:
    print("0.84")
if op == "/" and a == 84 and b == 101:
    print("0.8316831683168316")
if op == "/" and a == 84 and b == 102:
    print("0.8235294117647058")
if op == "/" and a == 84 and b == 103:
    print("0.8155339805825242")
if op == "/" and a == 84 and b == 104:
    print("0.8076923076923077")
if op == "/" and a == 84 and b == 105:
    print("0.8")
if op == "/" and a == 84 and b == 106:
    print("0.7924528301886793")
if op == "/" and a == 84 and b == 107:
    print("0.7850467289719626")
if op == "/" and a == 84 and b == 108:
    print("0.7777777777777778")
if op == "/" and a == 84 and b == 109:
    print("0.7706422018348624")
if op == "/" and a == 84 and b == 110:
    print("0.7636363636363637")
if op == "/" and a == 84 and b == 111:
    print("0.7567567567567568")
if op == "/" and a == 84 and b == 112:
    print("0.75")
if op == "/" and a == 84 and b == 113:
    print("0.7433628318584071")
if op == "/" and a == 84 and b == 114:
    print("0.7368421052631579")
if op == "/" and a == 84 and b == 115:
    print("0.7304347826086957")
if op == "/" and a == 84 and b == 116:
    print("0.7241379310344828")
if op == "/" and a == 84 and b == 117:
    print("0.717948717948718")
if op == "/" and a == 84 and b == 118:
    print("0.711864406779661")
if op == "/" and a == 84 and b == 119:
    print("0.7058823529411765")
if op == "/" and a == 84 and b == 120:
    print("0.7")
if op == "/" and a == 84 and b == 121:
    print("0.6942148760330579")
if op == "/" and a == 84 and b == 122:
    print("0.6885245901639344")
if op == "/" and a == 84 and b == 123:
    print("0.6829268292682927")
if op == "/" and a == 84 and b == 124:
    print("0.6774193548387096")
if op == "/" and a == 84 and b == 125:
    print("0.672")
if op == "/" and a == 84 and b == 126:
    print("0.6666666666666666")
if op == "/" and a == 84 and b == 127:
    print("0.6614173228346457")
if op == "/" and a == 85 and b == 0:
    print("NaN")
if op == "/" and a == 85 and b == 1:
    print("85.0")
if op == "/" and a == 85 and b == 2:
    print("42.5")
if op == "/" and a == 85 and b == 3:
    print("28.333333333333332")
if op == "/" and a == 85 and b == 4:
    print("21.25")
if op == "/" and a == 85 and b == 5:
    print("17.0")
if op == "/" and a == 85 and b == 6:
    print("14.166666666666666")
if op == "/" and a == 85 and b == 7:
    print("12.142857142857142")
if op == "/" and a == 85 and b == 8:
    print("10.625")
if op == "/" and a == 85 and b == 9:
    print("9.444444444444445")
if op == "/" and a == 85 and b == 10:
    print("8.5")
if op == "/" and a == 85 and b == 11:
    print("7.7272727272727275")
if op == "/" and a == 85 and b == 12:
    print("7.083333333333333")
if op == "/" and a == 85 and b == 13:
    print("6.538461538461538")
if op == "/" and a == 85 and b == 14:
    print("6.071428571428571")
if op == "/" and a == 85 and b == 15:
    print("5.666666666666667")
if op == "/" and a == 85 and b == 16:
    print("5.3125")
if op == "/" and a == 85 and b == 17:
    print("5.0")
if op == "/" and a == 85 and b == 18:
    print("4.722222222222222")
if op == "/" and a == 85 and b == 19:
    print("4.473684210526316")
if op == "/" and a == 85 and b == 20:
    print("4.25")
if op == "/" and a == 85 and b == 21:
    print("4.0476190476190474")
if op == "/" and a == 85 and b == 22:
    print("3.8636363636363638")
if op == "/" and a == 85 and b == 23:
    print("3.6956521739130435")
if op == "/" and a == 85 and b == 24:
    print("3.5416666666666665")
if op == "/" and a == 85 and b == 25:
    print("3.4")
if op == "/" and a == 85 and b == 26:
    print("3.269230769230769")
if op == "/" and a == 85 and b == 27:
    print("3.1481481481481484")
if op == "/" and a == 85 and b == 28:
    print("3.0357142857142856")
if op == "/" and a == 85 and b == 29:
    print("2.9310344827586206")
if op == "/" and a == 85 and b == 30:
    print("2.8333333333333335")
if op == "/" and a == 85 and b == 31:
    print("2.7419354838709675")
if op == "/" and a == 85 and b == 32:
    print("2.65625")
if op == "/" and a == 85 and b == 33:
    print("2.5757575757575757")
if op == "/" and a == 85 and b == 34:
    print("2.5")
if op == "/" and a == 85 and b == 35:
    print("2.4285714285714284")
if op == "/" and a == 85 and b == 36:
    print("2.361111111111111")
if op == "/" and a == 85 and b == 37:
    print("2.2972972972972974")
if op == "/" and a == 85 and b == 38:
    print("2.236842105263158")
if op == "/" and a == 85 and b == 39:
    print("2.1794871794871793")
if op == "/" and a == 85 and b == 40:
    print("2.125")
if op == "/" and a == 85 and b == 41:
    print("2.073170731707317")
if op == "/" and a == 85 and b == 42:
    print("2.0238095238095237")
if op == "/" and a == 85 and b == 43:
    print("1.9767441860465116")
if op == "/" and a == 85 and b == 44:
    print("1.9318181818181819")
if op == "/" and a == 85 and b == 45:
    print("1.8888888888888888")
if op == "/" and a == 85 and b == 46:
    print("1.8478260869565217")
if op == "/" and a == 85 and b == 47:
    print("1.8085106382978724")
if op == "/" and a == 85 and b == 48:
    print("1.7708333333333333")
if op == "/" and a == 85 and b == 49:
    print("1.7346938775510203")
if op == "/" and a == 85 and b == 50:
    print("1.7")
if op == "/" and a == 85 and b == 51:
    print("1.6666666666666667")
if op == "/" and a == 85 and b == 52:
    print("1.6346153846153846")
if op == "/" and a == 85 and b == 53:
    print("1.6037735849056605")
if op == "/" and a == 85 and b == 54:
    print("1.5740740740740742")
if op == "/" and a == 85 and b == 55:
    print("1.5454545454545454")
if op == "/" and a == 85 and b == 56:
    print("1.5178571428571428")
if op == "/" and a == 85 and b == 57:
    print("1.4912280701754386")
if op == "/" and a == 85 and b == 58:
    print("1.4655172413793103")
if op == "/" and a == 85 and b == 59:
    print("1.4406779661016949")
if op == "/" and a == 85 and b == 60:
    print("1.4166666666666667")
if op == "/" and a == 85 and b == 61:
    print("1.3934426229508197")
if op == "/" and a == 85 and b == 62:
    print("1.3709677419354838")
if op == "/" and a == 85 and b == 63:
    print("1.3492063492063493")
if op == "/" and a == 85 and b == 64:
    print("1.328125")
if op == "/" and a == 85 and b == 65:
    print("1.3076923076923077")
if op == "/" and a == 85 and b == 66:
    print("1.2878787878787878")
if op == "/" and a == 85 and b == 67:
    print("1.2686567164179106")
if op == "/" and a == 85 and b == 68:
    print("1.25")
if op == "/" and a == 85 and b == 69:
    print("1.2318840579710144")
if op == "/" and a == 85 and b == 70:
    print("1.2142857142857142")
if op == "/" and a == 85 and b == 71:
    print("1.1971830985915493")
if op == "/" and a == 85 and b == 72:
    print("1.1805555555555556")
if op == "/" and a == 85 and b == 73:
    print("1.1643835616438356")
if op == "/" and a == 85 and b == 74:
    print("1.1486486486486487")
if op == "/" and a == 85 and b == 75:
    print("1.1333333333333333")
if op == "/" and a == 85 and b == 76:
    print("1.118421052631579")
if op == "/" and a == 85 and b == 77:
    print("1.103896103896104")
if op == "/" and a == 85 and b == 78:
    print("1.0897435897435896")
if op == "/" and a == 85 and b == 79:
    print("1.0759493670886076")
if op == "/" and a == 85 and b == 80:
    print("1.0625")
if op == "/" and a == 85 and b == 81:
    print("1.0493827160493827")
if op == "/" and a == 85 and b == 82:
    print("1.0365853658536586")
if op == "/" and a == 85 and b == 83:
    print("1.0240963855421688")
if op == "/" and a == 85 and b == 84:
    print("1.0119047619047619")
if op == "/" and a == 85 and b == 85:
    print("1.0")
if op == "/" and a == 85 and b == 86:
    print("0.9883720930232558")
if op == "/" and a == 85 and b == 87:
    print("0.9770114942528736")
if op == "/" and a == 85 and b == 88:
    print("0.9659090909090909")
if op == "/" and a == 85 and b == 89:
    print("0.9550561797752809")
if op == "/" and a == 85 and b == 90:
    print("0.9444444444444444")
if op == "/" and a == 85 and b == 91:
    print("0.9340659340659341")
if op == "/" and a == 85 and b == 92:
    print("0.9239130434782609")
if op == "/" and a == 85 and b == 93:
    print("0.9139784946236559")
if op == "/" and a == 85 and b == 94:
    print("0.9042553191489362")
if op == "/" and a == 85 and b == 95:
    print("0.8947368421052632")
if op == "/" and a == 85 and b == 96:
    print("0.8854166666666666")
if op == "/" and a == 85 and b == 97:
    print("0.8762886597938144")
if op == "/" and a == 85 and b == 98:
    print("0.8673469387755102")
if op == "/" and a == 85 and b == 99:
    print("0.8585858585858586")
if op == "/" and a == 85 and b == 100:
    print("0.85")
if op == "/" and a == 85 and b == 101:
    print("0.8415841584158416")
if op == "/" and a == 85 and b == 102:
    print("0.8333333333333334")
if op == "/" and a == 85 and b == 103:
    print("0.8252427184466019")
if op == "/" and a == 85 and b == 104:
    print("0.8173076923076923")
if op == "/" and a == 85 and b == 105:
    print("0.8095238095238095")
if op == "/" and a == 85 and b == 106:
    print("0.8018867924528302")
if op == "/" and a == 85 and b == 107:
    print("0.794392523364486")
if op == "/" and a == 85 and b == 108:
    print("0.7870370370370371")
if op == "/" and a == 85 and b == 109:
    print("0.7798165137614679")
if op == "/" and a == 85 and b == 110:
    print("0.7727272727272727")
if op == "/" and a == 85 and b == 111:
    print("0.7657657657657657")
if op == "/" and a == 85 and b == 112:
    print("0.7589285714285714")
if op == "/" and a == 85 and b == 113:
    print("0.7522123893805309")
if op == "/" and a == 85 and b == 114:
    print("0.7456140350877193")
if op == "/" and a == 85 and b == 115:
    print("0.7391304347826086")
if op == "/" and a == 85 and b == 116:
    print("0.7327586206896551")
if op == "/" and a == 85 and b == 117:
    print("0.7264957264957265")
if op == "/" and a == 85 and b == 118:
    print("0.7203389830508474")
if op == "/" and a == 85 and b == 119:
    print("0.7142857142857143")
if op == "/" and a == 85 and b == 120:
    print("0.7083333333333334")
if op == "/" and a == 85 and b == 121:
    print("0.7024793388429752")
if op == "/" and a == 85 and b == 122:
    print("0.6967213114754098")
if op == "/" and a == 85 and b == 123:
    print("0.6910569105691057")
if op == "/" and a == 85 and b == 124:
    print("0.6854838709677419")
if op == "/" and a == 85 and b == 125:
    print("0.68")
if op == "/" and a == 85 and b == 126:
    print("0.6746031746031746")
if op == "/" and a == 85 and b == 127:
    print("0.6692913385826772")
if op == "/" and a == 86 and b == 0:
    print("NaN")
if op == "/" and a == 86 and b == 1:
    print("86.0")
if op == "/" and a == 86 and b == 2:
    print("43.0")
if op == "/" and a == 86 and b == 3:
    print("28.666666666666668")
if op == "/" and a == 86 and b == 4:
    print("21.5")
if op == "/" and a == 86 and b == 5:
    print("17.2")
if op == "/" and a == 86 and b == 6:
    print("14.333333333333334")
if op == "/" and a == 86 and b == 7:
    print("12.285714285714286")
if op == "/" and a == 86 and b == 8:
    print("10.75")
if op == "/" and a == 86 and b == 9:
    print("9.555555555555555")
if op == "/" and a == 86 and b == 10:
    print("8.6")
if op == "/" and a == 86 and b == 11:
    print("7.818181818181818")
if op == "/" and a == 86 and b == 12:
    print("7.166666666666667")
if op == "/" and a == 86 and b == 13:
    print("6.615384615384615")
if op == "/" and a == 86 and b == 14:
    print("6.142857142857143")
if op == "/" and a == 86 and b == 15:
    print("5.733333333333333")
if op == "/" and a == 86 and b == 16:
    print("5.375")
if op == "/" and a == 86 and b == 17:
    print("5.0588235294117645")
if op == "/" and a == 86 and b == 18:
    print("4.777777777777778")
if op == "/" and a == 86 and b == 19:
    print("4.526315789473684")
if op == "/" and a == 86 and b == 20:
    print("4.3")
if op == "/" and a == 86 and b == 21:
    print("4.095238095238095")
if op == "/" and a == 86 and b == 22:
    print("3.909090909090909")
if op == "/" and a == 86 and b == 23:
    print("3.739130434782609")
if op == "/" and a == 86 and b == 24:
    print("3.5833333333333335")
if op == "/" and a == 86 and b == 25:
    print("3.44")
if op == "/" and a == 86 and b == 26:
    print("3.3076923076923075")
if op == "/" and a == 86 and b == 27:
    print("3.185185185185185")
if op == "/" and a == 86 and b == 28:
    print("3.0714285714285716")
if op == "/" and a == 86 and b == 29:
    print("2.9655172413793105")
if op == "/" and a == 86 and b == 30:
    print("2.8666666666666667")
if op == "/" and a == 86 and b == 31:
    print("2.774193548387097")
if op == "/" and a == 86 and b == 32:
    print("2.6875")
if op == "/" and a == 86 and b == 33:
    print("2.606060606060606")
if op == "/" and a == 86 and b == 34:
    print("2.5294117647058822")
if op == "/" and a == 86 and b == 35:
    print("2.4571428571428573")
if op == "/" and a == 86 and b == 36:
    print("2.388888888888889")
if op == "/" and a == 86 and b == 37:
    print("2.324324324324324")
if op == "/" and a == 86 and b == 38:
    print("2.263157894736842")
if op == "/" and a == 86 and b == 39:
    print("2.2051282051282053")
if op == "/" and a == 86 and b == 40:
    print("2.15")
if op == "/" and a == 86 and b == 41:
    print("2.097560975609756")
if op == "/" and a == 86 and b == 42:
    print("2.0476190476190474")
if op == "/" and a == 86 and b == 43:
    print("2.0")
if op == "/" and a == 86 and b == 44:
    print("1.9545454545454546")
if op == "/" and a == 86 and b == 45:
    print("1.9111111111111112")
if op == "/" and a == 86 and b == 46:
    print("1.8695652173913044")
if op == "/" and a == 86 and b == 47:
    print("1.8297872340425532")
if op == "/" and a == 86 and b == 48:
    print("1.7916666666666667")
if op == "/" and a == 86 and b == 49:
    print("1.7551020408163265")
if op == "/" and a == 86 and b == 50:
    print("1.72")
if op == "/" and a == 86 and b == 51:
    print("1.6862745098039216")
if op == "/" and a == 86 and b == 52:
    print("1.6538461538461537")
if op == "/" and a == 86 and b == 53:
    print("1.6226415094339623")
if op == "/" and a == 86 and b == 54:
    print("1.5925925925925926")
if op == "/" and a == 86 and b == 55:
    print("1.5636363636363637")
if op == "/" and a == 86 and b == 56:
    print("1.5357142857142858")
if op == "/" and a == 86 and b == 57:
    print("1.5087719298245614")
if op == "/" and a == 86 and b == 58:
    print("1.4827586206896552")
if op == "/" and a == 86 and b == 59:
    print("1.4576271186440677")
if op == "/" and a == 86 and b == 60:
    print("1.4333333333333333")
if op == "/" and a == 86 and b == 61:
    print("1.4098360655737705")
if op == "/" and a == 86 and b == 62:
    print("1.3870967741935485")
if op == "/" and a == 86 and b == 63:
    print("1.3650793650793651")
if op == "/" and a == 86 and b == 64:
    print("1.34375")
if op == "/" and a == 86 and b == 65:
    print("1.323076923076923")
if op == "/" and a == 86 and b == 66:
    print("1.303030303030303")
if op == "/" and a == 86 and b == 67:
    print("1.2835820895522387")
if op == "/" and a == 86 and b == 68:
    print("1.2647058823529411")
if op == "/" and a == 86 and b == 69:
    print("1.2463768115942029")
if op == "/" and a == 86 and b == 70:
    print("1.2285714285714286")
if op == "/" and a == 86 and b == 71:
    print("1.2112676056338028")
if op == "/" and a == 86 and b == 72:
    print("1.1944444444444444")
if op == "/" and a == 86 and b == 73:
    print("1.178082191780822")
if op == "/" and a == 86 and b == 74:
    print("1.162162162162162")
if op == "/" and a == 86 and b == 75:
    print("1.1466666666666667")
if op == "/" and a == 86 and b == 76:
    print("1.131578947368421")
if op == "/" and a == 86 and b == 77:
    print("1.1168831168831168")
if op == "/" and a == 86 and b == 78:
    print("1.1025641025641026")
if op == "/" and a == 86 and b == 79:
    print("1.0886075949367089")
if op == "/" and a == 86 and b == 80:
    print("1.075")
if op == "/" and a == 86 and b == 81:
    print("1.0617283950617284")
if op == "/" and a == 86 and b == 82:
    print("1.048780487804878")
if op == "/" and a == 86 and b == 83:
    print("1.036144578313253")
if op == "/" and a == 86 and b == 84:
    print("1.0238095238095237")
if op == "/" and a == 86 and b == 85:
    print("1.011764705882353")
if op == "/" and a == 86 and b == 86:
    print("1.0")
if op == "/" and a == 86 and b == 87:
    print("0.9885057471264368")
if op == "/" and a == 86 and b == 88:
    print("0.9772727272727273")
if op == "/" and a == 86 and b == 89:
    print("0.9662921348314607")
if op == "/" and a == 86 and b == 90:
    print("0.9555555555555556")
if op == "/" and a == 86 and b == 91:
    print("0.945054945054945")
if op == "/" and a == 86 and b == 92:
    print("0.9347826086956522")
if op == "/" and a == 86 and b == 93:
    print("0.9247311827956989")
if op == "/" and a == 86 and b == 94:
    print("0.9148936170212766")
if op == "/" and a == 86 and b == 95:
    print("0.9052631578947369")
if op == "/" and a == 86 and b == 96:
    print("0.8958333333333334")
if op == "/" and a == 86 and b == 97:
    print("0.8865979381443299")
if op == "/" and a == 86 and b == 98:
    print("0.8775510204081632")
if op == "/" and a == 86 and b == 99:
    print("0.8686868686868687")
if op == "/" and a == 86 and b == 100:
    print("0.86")
if op == "/" and a == 86 and b == 101:
    print("0.8514851485148515")
if op == "/" and a == 86 and b == 102:
    print("0.8431372549019608")
if op == "/" and a == 86 and b == 103:
    print("0.8349514563106796")
if op == "/" and a == 86 and b == 104:
    print("0.8269230769230769")
if op == "/" and a == 86 and b == 105:
    print("0.819047619047619")
if op == "/" and a == 86 and b == 106:
    print("0.8113207547169812")
if op == "/" and a == 86 and b == 107:
    print("0.8037383177570093")
if op == "/" and a == 86 and b == 108:
    print("0.7962962962962963")
if op == "/" and a == 86 and b == 109:
    print("0.7889908256880734")
if op == "/" and a == 86 and b == 110:
    print("0.7818181818181819")
if op == "/" and a == 86 and b == 111:
    print("0.7747747747747747")
if op == "/" and a == 86 and b == 112:
    print("0.7678571428571429")
if op == "/" and a == 86 and b == 113:
    print("0.7610619469026548")
if op == "/" and a == 86 and b == 114:
    print("0.7543859649122807")
if op == "/" and a == 86 and b == 115:
    print("0.7478260869565218")
if op == "/" and a == 86 and b == 116:
    print("0.7413793103448276")
if op == "/" and a == 86 and b == 117:
    print("0.7350427350427351")
if op == "/" and a == 86 and b == 118:
    print("0.7288135593220338")
if op == "/" and a == 86 and b == 119:
    print("0.7226890756302521")
if op == "/" and a == 86 and b == 120:
    print("0.7166666666666667")
if op == "/" and a == 86 and b == 121:
    print("0.7107438016528925")
if op == "/" and a == 86 and b == 122:
    print("0.7049180327868853")
if op == "/" and a == 86 and b == 123:
    print("0.6991869918699187")
if op == "/" and a == 86 and b == 124:
    print("0.6935483870967742")
if op == "/" and a == 86 and b == 125:
    print("0.688")
if op == "/" and a == 86 and b == 126:
    print("0.6825396825396826")
if op == "/" and a == 86 and b == 127:
    print("0.6771653543307087")
if op == "/" and a == 87 and b == 0:
    print("NaN")
if op == "/" and a == 87 and b == 1:
    print("87.0")
if op == "/" and a == 87 and b == 2:
    print("43.5")
if op == "/" and a == 87 and b == 3:
    print("29.0")
if op == "/" and a == 87 and b == 4:
    print("21.75")
if op == "/" and a == 87 and b == 5:
    print("17.4")
if op == "/" and a == 87 and b == 6:
    print("14.5")
if op == "/" and a == 87 and b == 7:
    print("12.428571428571429")
if op == "/" and a == 87 and b == 8:
    print("10.875")
if op == "/" and a == 87 and b == 9:
    print("9.666666666666666")
if op == "/" and a == 87 and b == 10:
    print("8.7")
if op == "/" and a == 87 and b == 11:
    print("7.909090909090909")
if op == "/" and a == 87 and b == 12:
    print("7.25")
if op == "/" and a == 87 and b == 13:
    print("6.6923076923076925")
if op == "/" and a == 87 and b == 14:
    print("6.214285714285714")
if op == "/" and a == 87 and b == 15:
    print("5.8")
if op == "/" and a == 87 and b == 16:
    print("5.4375")
if op == "/" and a == 87 and b == 17:
    print("5.117647058823529")
if op == "/" and a == 87 and b == 18:
    print("4.833333333333333")
if op == "/" and a == 87 and b == 19:
    print("4.578947368421052")
if op == "/" and a == 87 and b == 20:
    print("4.35")
if op == "/" and a == 87 and b == 21:
    print("4.142857142857143")
if op == "/" and a == 87 and b == 22:
    print("3.9545454545454546")
if op == "/" and a == 87 and b == 23:
    print("3.782608695652174")
if op == "/" and a == 87 and b == 24:
    print("3.625")
if op == "/" and a == 87 and b == 25:
    print("3.48")
if op == "/" and a == 87 and b == 26:
    print("3.3461538461538463")
if op == "/" and a == 87 and b == 27:
    print("3.2222222222222223")
if op == "/" and a == 87 and b == 28:
    print("3.107142857142857")
if op == "/" and a == 87 and b == 29:
    print("3.0")
if op == "/" and a == 87 and b == 30:
    print("2.9")
if op == "/" and a == 87 and b == 31:
    print("2.806451612903226")
if op == "/" and a == 87 and b == 32:
    print("2.71875")
if op == "/" and a == 87 and b == 33:
    print("2.6363636363636362")
if op == "/" and a == 87 and b == 34:
    print("2.5588235294117645")
if op == "/" and a == 87 and b == 35:
    print("2.4857142857142858")
if op == "/" and a == 87 and b == 36:
    print("2.4166666666666665")
if op == "/" and a == 87 and b == 37:
    print("2.3513513513513513")
if op == "/" and a == 87 and b == 38:
    print("2.289473684210526")
if op == "/" and a == 87 and b == 39:
    print("2.230769230769231")
if op == "/" and a == 87 and b == 40:
    print("2.175")
if op == "/" and a == 87 and b == 41:
    print("2.1219512195121952")
if op == "/" and a == 87 and b == 42:
    print("2.0714285714285716")
if op == "/" and a == 87 and b == 43:
    print("2.0232558139534884")
if op == "/" and a == 87 and b == 44:
    print("1.9772727272727273")
if op == "/" and a == 87 and b == 45:
    print("1.9333333333333333")
if op == "/" and a == 87 and b == 46:
    print("1.891304347826087")
if op == "/" and a == 87 and b == 47:
    print("1.851063829787234")
if op == "/" and a == 87 and b == 48:
    print("1.8125")
if op == "/" and a == 87 and b == 49:
    print("1.7755102040816326")
if op == "/" and a == 87 and b == 50:
    print("1.74")
if op == "/" and a == 87 and b == 51:
    print("1.7058823529411764")
if op == "/" and a == 87 and b == 52:
    print("1.6730769230769231")
if op == "/" and a == 87 and b == 53:
    print("1.6415094339622642")
if op == "/" and a == 87 and b == 54:
    print("1.6111111111111112")
if op == "/" and a == 87 and b == 55:
    print("1.5818181818181818")
if op == "/" and a == 87 and b == 56:
    print("1.5535714285714286")
if op == "/" and a == 87 and b == 57:
    print("1.5263157894736843")
if op == "/" and a == 87 and b == 58:
    print("1.5")
if op == "/" and a == 87 and b == 59:
    print("1.4745762711864407")
if op == "/" and a == 87 and b == 60:
    print("1.45")
if op == "/" and a == 87 and b == 61:
    print("1.4262295081967213")
if op == "/" and a == 87 and b == 62:
    print("1.403225806451613")
if op == "/" and a == 87 and b == 63:
    print("1.380952380952381")
if op == "/" and a == 87 and b == 64:
    print("1.359375")
if op == "/" and a == 87 and b == 65:
    print("1.3384615384615384")
if op == "/" and a == 87 and b == 66:
    print("1.3181818181818181")
if op == "/" and a == 87 and b == 67:
    print("1.2985074626865671")
if op == "/" and a == 87 and b == 68:
    print("1.2794117647058822")
if op == "/" and a == 87 and b == 69:
    print("1.2608695652173914")
if op == "/" and a == 87 and b == 70:
    print("1.2428571428571429")
if op == "/" and a == 87 and b == 71:
    print("1.2253521126760563")
if op == "/" and a == 87 and b == 72:
    print("1.2083333333333333")
if op == "/" and a == 87 and b == 73:
    print("1.1917808219178083")
if op == "/" and a == 87 and b == 74:
    print("1.1756756756756757")
if op == "/" and a == 87 and b == 75:
    print("1.16")
if op == "/" and a == 87 and b == 76:
    print("1.144736842105263")
if op == "/" and a == 87 and b == 77:
    print("1.12987012987013")
if op == "/" and a == 87 and b == 78:
    print("1.1153846153846154")
if op == "/" and a == 87 and b == 79:
    print("1.1012658227848102")
if op == "/" and a == 87 and b == 80:
    print("1.0875")
if op == "/" and a == 87 and b == 81:
    print("1.0740740740740742")
if op == "/" and a == 87 and b == 82:
    print("1.0609756097560976")
if op == "/" and a == 87 and b == 83:
    print("1.0481927710843373")
if op == "/" and a == 87 and b == 84:
    print("1.0357142857142858")
if op == "/" and a == 87 and b == 85:
    print("1.0235294117647058")
if op == "/" and a == 87 and b == 86:
    print("1.0116279069767442")
if op == "/" and a == 87 and b == 87:
    print("1.0")
if op == "/" and a == 87 and b == 88:
    print("0.9886363636363636")
if op == "/" and a == 87 and b == 89:
    print("0.9775280898876404")
if op == "/" and a == 87 and b == 90:
    print("0.9666666666666667")
if op == "/" and a == 87 and b == 91:
    print("0.9560439560439561")
if op == "/" and a == 87 and b == 92:
    print("0.9456521739130435")
if op == "/" and a == 87 and b == 93:
    print("0.9354838709677419")
if op == "/" and a == 87 and b == 94:
    print("0.925531914893617")
if op == "/" and a == 87 and b == 95:
    print("0.9157894736842105")
if op == "/" and a == 87 and b == 96:
    print("0.90625")
if op == "/" and a == 87 and b == 97:
    print("0.8969072164948454")
if op == "/" and a == 87 and b == 98:
    print("0.8877551020408163")
if op == "/" and a == 87 and b == 99:
    print("0.8787878787878788")
if op == "/" and a == 87 and b == 100:
    print("0.87")
if op == "/" and a == 87 and b == 101:
    print("0.8613861386138614")
if op == "/" and a == 87 and b == 102:
    print("0.8529411764705882")
if op == "/" and a == 87 and b == 103:
    print("0.8446601941747572")
if op == "/" and a == 87 and b == 104:
    print("0.8365384615384616")
if op == "/" and a == 87 and b == 105:
    print("0.8285714285714286")
if op == "/" and a == 87 and b == 106:
    print("0.8207547169811321")
if op == "/" and a == 87 and b == 107:
    print("0.8130841121495327")
if op == "/" and a == 87 and b == 108:
    print("0.8055555555555556")
if op == "/" and a == 87 and b == 109:
    print("0.7981651376146789")
if op == "/" and a == 87 and b == 110:
    print("0.7909090909090909")
if op == "/" and a == 87 and b == 111:
    print("0.7837837837837838")
if op == "/" and a == 87 and b == 112:
    print("0.7767857142857143")
if op == "/" and a == 87 and b == 113:
    print("0.7699115044247787")
if op == "/" and a == 87 and b == 114:
    print("0.7631578947368421")
if op == "/" and a == 87 and b == 115:
    print("0.7565217391304347")
if op == "/" and a == 87 and b == 116:
    print("0.75")
if op == "/" and a == 87 and b == 117:
    print("0.7435897435897436")
if op == "/" and a == 87 and b == 118:
    print("0.7372881355932204")
if op == "/" and a == 87 and b == 119:
    print("0.7310924369747899")
if op == "/" and a == 87 and b == 120:
    print("0.725")
if op == "/" and a == 87 and b == 121:
    print("0.71900826446281")
if op == "/" and a == 87 and b == 122:
    print("0.7131147540983607")
if op == "/" and a == 87 and b == 123:
    print("0.7073170731707317")
if op == "/" and a == 87 and b == 124:
    print("0.7016129032258065")
if op == "/" and a == 87 and b == 125:
    print("0.696")
if op == "/" and a == 87 and b == 126:
    print("0.6904761904761905")
if op == "/" and a == 87 and b == 127:
    print("0.6850393700787402")
if op == "/" and a == 88 and b == 0:
    print("NaN")
if op == "/" and a == 88 and b == 1:
    print("88.0")
if op == "/" and a == 88 and b == 2:
    print("44.0")
if op == "/" and a == 88 and b == 3:
    print("29.333333333333332")
if op == "/" and a == 88 and b == 4:
    print("22.0")
if op == "/" and a == 88 and b == 5:
    print("17.6")
if op == "/" and a == 88 and b == 6:
    print("14.666666666666666")
if op == "/" and a == 88 and b == 7:
    print("12.571428571428571")
if op == "/" and a == 88 and b == 8:
    print("11.0")
if op == "/" and a == 88 and b == 9:
    print("9.777777777777779")
if op == "/" and a == 88 and b == 10:
    print("8.8")
if op == "/" and a == 88 and b == 11:
    print("8.0")
if op == "/" and a == 88 and b == 12:
    print("7.333333333333333")
if op == "/" and a == 88 and b == 13:
    print("6.769230769230769")
if op == "/" and a == 88 and b == 14:
    print("6.285714285714286")
if op == "/" and a == 88 and b == 15:
    print("5.866666666666666")
if op == "/" and a == 88 and b == 16:
    print("5.5")
if op == "/" and a == 88 and b == 17:
    print("5.176470588235294")
if op == "/" and a == 88 and b == 18:
    print("4.888888888888889")
if op == "/" and a == 88 and b == 19:
    print("4.631578947368421")
if op == "/" and a == 88 and b == 20:
    print("4.4")
if op == "/" and a == 88 and b == 21:
    print("4.190476190476191")
if op == "/" and a == 88 and b == 22:
    print("4.0")
if op == "/" and a == 88 and b == 23:
    print("3.8260869565217392")
if op == "/" and a == 88 and b == 24:
    print("3.6666666666666665")
if op == "/" and a == 88 and b == 25:
    print("3.52")
if op == "/" and a == 88 and b == 26:
    print("3.3846153846153846")
if op == "/" and a == 88 and b == 27:
    print("3.259259259259259")
if op == "/" and a == 88 and b == 28:
    print("3.142857142857143")
if op == "/" and a == 88 and b == 29:
    print("3.0344827586206895")
if op == "/" and a == 88 and b == 30:
    print("2.933333333333333")
if op == "/" and a == 88 and b == 31:
    print("2.838709677419355")
if op == "/" and a == 88 and b == 32:
    print("2.75")
if op == "/" and a == 88 and b == 33:
    print("2.6666666666666665")
if op == "/" and a == 88 and b == 34:
    print("2.588235294117647")
if op == "/" and a == 88 and b == 35:
    print("2.5142857142857142")
if op == "/" and a == 88 and b == 36:
    print("2.4444444444444446")
if op == "/" and a == 88 and b == 37:
    print("2.3783783783783785")
if op == "/" and a == 88 and b == 38:
    print("2.3157894736842106")
if op == "/" and a == 88 and b == 39:
    print("2.2564102564102564")
if op == "/" and a == 88 and b == 40:
    print("2.2")
if op == "/" and a == 88 and b == 41:
    print("2.1463414634146343")
if op == "/" and a == 88 and b == 42:
    print("2.0952380952380953")
if op == "/" and a == 88 and b == 43:
    print("2.046511627906977")
if op == "/" and a == 88 and b == 44:
    print("2.0")
if op == "/" and a == 88 and b == 45:
    print("1.9555555555555555")
if op == "/" and a == 88 and b == 46:
    print("1.9130434782608696")
if op == "/" and a == 88 and b == 47:
    print("1.872340425531915")
if op == "/" and a == 88 and b == 48:
    print("1.8333333333333333")
if op == "/" and a == 88 and b == 49:
    print("1.7959183673469388")
if op == "/" and a == 88 and b == 50:
    print("1.76")
if op == "/" and a == 88 and b == 51:
    print("1.7254901960784315")
if op == "/" and a == 88 and b == 52:
    print("1.6923076923076923")
if op == "/" and a == 88 and b == 53:
    print("1.6603773584905661")
if op == "/" and a == 88 and b == 54:
    print("1.6296296296296295")
if op == "/" and a == 88 and b == 55:
    print("1.6")
if op == "/" and a == 88 and b == 56:
    print("1.5714285714285714")
if op == "/" and a == 88 and b == 57:
    print("1.543859649122807")
if op == "/" and a == 88 and b == 58:
    print("1.5172413793103448")
if op == "/" and a == 88 and b == 59:
    print("1.4915254237288136")
if op == "/" and a == 88 and b == 60:
    print("1.4666666666666666")
if op == "/" and a == 88 and b == 61:
    print("1.4426229508196722")
if op == "/" and a == 88 and b == 62:
    print("1.4193548387096775")
if op == "/" and a == 88 and b == 63:
    print("1.3968253968253967")
if op == "/" and a == 88 and b == 64:
    print("1.375")
if op == "/" and a == 88 and b == 65:
    print("1.353846153846154")
if op == "/" and a == 88 and b == 66:
    print("1.3333333333333333")
if op == "/" and a == 88 and b == 67:
    print("1.3134328358208955")
if op == "/" and a == 88 and b == 68:
    print("1.2941176470588236")
if op == "/" and a == 88 and b == 69:
    print("1.2753623188405796")
if op == "/" and a == 88 and b == 70:
    print("1.2571428571428571")
if op == "/" and a == 88 and b == 71:
    print("1.2394366197183098")
if op == "/" and a == 88 and b == 72:
    print("1.2222222222222223")
if op == "/" and a == 88 and b == 73:
    print("1.2054794520547945")
if op == "/" and a == 88 and b == 74:
    print("1.1891891891891893")
if op == "/" and a == 88 and b == 75:
    print("1.1733333333333333")
if op == "/" and a == 88 and b == 76:
    print("1.1578947368421053")
if op == "/" and a == 88 and b == 77:
    print("1.1428571428571428")
if op == "/" and a == 88 and b == 78:
    print("1.1282051282051282")
if op == "/" and a == 88 and b == 79:
    print("1.1139240506329113")
if op == "/" and a == 88 and b == 80:
    print("1.1")
if op == "/" and a == 88 and b == 81:
    print("1.0864197530864197")
if op == "/" and a == 88 and b == 82:
    print("1.0731707317073171")
if op == "/" and a == 88 and b == 83:
    print("1.0602409638554218")
if op == "/" and a == 88 and b == 84:
    print("1.0476190476190477")
if op == "/" and a == 88 and b == 85:
    print("1.035294117647059")
if op == "/" and a == 88 and b == 86:
    print("1.0232558139534884")
if op == "/" and a == 88 and b == 87:
    print("1.0114942528735633")
if op == "/" and a == 88 and b == 88:
    print("1.0")
if op == "/" and a == 88 and b == 89:
    print("0.9887640449438202")
if op == "/" and a == 88 and b == 90:
    print("0.9777777777777777")
if op == "/" and a == 88 and b == 91:
    print("0.967032967032967")
if op == "/" and a == 88 and b == 92:
    print("0.9565217391304348")
if op == "/" and a == 88 and b == 93:
    print("0.946236559139785")
if op == "/" and a == 88 and b == 94:
    print("0.9361702127659575")
if op == "/" and a == 88 and b == 95:
    print("0.9263157894736842")
if op == "/" and a == 88 and b == 96:
    print("0.9166666666666666")
if op == "/" and a == 88 and b == 97:
    print("0.9072164948453608")
if op == "/" and a == 88 and b == 98:
    print("0.8979591836734694")
if op == "/" and a == 88 and b == 99:
    print("0.8888888888888888")
if op == "/" and a == 88 and b == 100:
    print("0.88")
if op == "/" and a == 88 and b == 101:
    print("0.8712871287128713")
if op == "/" and a == 88 and b == 102:
    print("0.8627450980392157")
if op == "/" and a == 88 and b == 103:
    print("0.8543689320388349")
if op == "/" and a == 88 and b == 104:
    print("0.8461538461538461")
if op == "/" and a == 88 and b == 105:
    print("0.8380952380952381")
if op == "/" and a == 88 and b == 106:
    print("0.8301886792452831")
if op == "/" and a == 88 and b == 107:
    print("0.822429906542056")
if op == "/" and a == 88 and b == 108:
    print("0.8148148148148148")
if op == "/" and a == 88 and b == 109:
    print("0.8073394495412844")
if op == "/" and a == 88 and b == 110:
    print("0.8")
if op == "/" and a == 88 and b == 111:
    print("0.7927927927927928")
if op == "/" and a == 88 and b == 112:
    print("0.7857142857142857")
if op == "/" and a == 88 and b == 113:
    print("0.7787610619469026")
if op == "/" and a == 88 and b == 114:
    print("0.7719298245614035")
if op == "/" and a == 88 and b == 115:
    print("0.7652173913043478")
if op == "/" and a == 88 and b == 116:
    print("0.7586206896551724")
if op == "/" and a == 88 and b == 117:
    print("0.7521367521367521")
if op == "/" and a == 88 and b == 118:
    print("0.7457627118644068")
if op == "/" and a == 88 and b == 119:
    print("0.7394957983193278")
if op == "/" and a == 88 and b == 120:
    print("0.7333333333333333")
if op == "/" and a == 88 and b == 121:
    print("0.7272727272727273")
if op == "/" and a == 88 and b == 122:
    print("0.7213114754098361")
if op == "/" and a == 88 and b == 123:
    print("0.7154471544715447")
if op == "/" and a == 88 and b == 124:
    print("0.7096774193548387")
if op == "/" and a == 88 and b == 125:
    print("0.704")
if op == "/" and a == 88 and b == 126:
    print("0.6984126984126984")
if op == "/" and a == 88 and b == 127:
    print("0.6929133858267716")
if op == "/" and a == 89 and b == 0:
    print("NaN")
if op == "/" and a == 89 and b == 1:
    print("89.0")
if op == "/" and a == 89 and b == 2:
    print("44.5")
if op == "/" and a == 89 and b == 3:
    print("29.666666666666668")
if op == "/" and a == 89 and b == 4:
    print("22.25")
if op == "/" and a == 89 and b == 5:
    print("17.8")
if op == "/" and a == 89 and b == 6:
    print("14.833333333333334")
if op == "/" and a == 89 and b == 7:
    print("12.714285714285714")
if op == "/" and a == 89 and b == 8:
    print("11.125")
if op == "/" and a == 89 and b == 9:
    print("9.88888888888889")
if op == "/" and a == 89 and b == 10:
    print("8.9")
if op == "/" and a == 89 and b == 11:
    print("8.090909090909092")
if op == "/" and a == 89 and b == 12:
    print("7.416666666666667")
if op == "/" and a == 89 and b == 13:
    print("6.846153846153846")
if op == "/" and a == 89 and b == 14:
    print("6.357142857142857")
if op == "/" and a == 89 and b == 15:
    print("5.933333333333334")
if op == "/" and a == 89 and b == 16:
    print("5.5625")
if op == "/" and a == 89 and b == 17:
    print("5.235294117647059")
if op == "/" and a == 89 and b == 18:
    print("4.944444444444445")
if op == "/" and a == 89 and b == 19:
    print("4.684210526315789")
if op == "/" and a == 89 and b == 20:
    print("4.45")
if op == "/" and a == 89 and b == 21:
    print("4.238095238095238")
if op == "/" and a == 89 and b == 22:
    print("4.045454545454546")
if op == "/" and a == 89 and b == 23:
    print("3.869565217391304")
if op == "/" and a == 89 and b == 24:
    print("3.7083333333333335")
if op == "/" and a == 89 and b == 25:
    print("3.56")
if op == "/" and a == 89 and b == 26:
    print("3.423076923076923")
if op == "/" and a == 89 and b == 27:
    print("3.2962962962962963")
if op == "/" and a == 89 and b == 28:
    print("3.1785714285714284")
if op == "/" and a == 89 and b == 29:
    print("3.0689655172413794")
if op == "/" and a == 89 and b == 30:
    print("2.966666666666667")
if op == "/" and a == 89 and b == 31:
    print("2.870967741935484")
if op == "/" and a == 89 and b == 32:
    print("2.78125")
if op == "/" and a == 89 and b == 33:
    print("2.696969696969697")
if op == "/" and a == 89 and b == 34:
    print("2.6176470588235294")
if op == "/" and a == 89 and b == 35:
    print("2.5428571428571427")
if op == "/" and a == 89 and b == 36:
    print("2.4722222222222223")
if op == "/" and a == 89 and b == 37:
    print("2.4054054054054053")
if op == "/" and a == 89 and b == 38:
    print("2.3421052631578947")
if op == "/" and a == 89 and b == 39:
    print("2.282051282051282")
if op == "/" and a == 89 and b == 40:
    print("2.225")
if op == "/" and a == 89 and b == 41:
    print("2.1707317073170733")
if op == "/" and a == 89 and b == 42:
    print("2.119047619047619")
if op == "/" and a == 89 and b == 43:
    print("2.0697674418604652")
if op == "/" and a == 89 and b == 44:
    print("2.022727272727273")
if op == "/" and a == 89 and b == 45:
    print("1.9777777777777779")
if op == "/" and a == 89 and b == 46:
    print("1.934782608695652")
if op == "/" and a == 89 and b == 47:
    print("1.8936170212765957")
if op == "/" and a == 89 and b == 48:
    print("1.8541666666666667")
if op == "/" and a == 89 and b == 49:
    print("1.816326530612245")
if op == "/" and a == 89 and b == 50:
    print("1.78")
if op == "/" and a == 89 and b == 51:
    print("1.7450980392156863")
if op == "/" and a == 89 and b == 52:
    print("1.7115384615384615")
if op == "/" and a == 89 and b == 53:
    print("1.679245283018868")
if op == "/" and a == 89 and b == 54:
    print("1.6481481481481481")
if op == "/" and a == 89 and b == 55:
    print("1.6181818181818182")
if op == "/" and a == 89 and b == 56:
    print("1.5892857142857142")
if op == "/" and a == 89 and b == 57:
    print("1.5614035087719298")
if op == "/" and a == 89 and b == 58:
    print("1.5344827586206897")
if op == "/" and a == 89 and b == 59:
    print("1.5084745762711864")
if op == "/" and a == 89 and b == 60:
    print("1.4833333333333334")
if op == "/" and a == 89 and b == 61:
    print("1.459016393442623")
if op == "/" and a == 89 and b == 62:
    print("1.435483870967742")
if op == "/" and a == 89 and b == 63:
    print("1.4126984126984128")
if op == "/" and a == 89 and b == 64:
    print("1.390625")
if op == "/" and a == 89 and b == 65:
    print("1.3692307692307693")
if op == "/" and a == 89 and b == 66:
    print("1.3484848484848484")
if op == "/" and a == 89 and b == 67:
    print("1.328358208955224")
if op == "/" and a == 89 and b == 68:
    print("1.3088235294117647")
if op == "/" and a == 89 and b == 69:
    print("1.289855072463768")
if op == "/" and a == 89 and b == 70:
    print("1.2714285714285714")
if op == "/" and a == 89 and b == 71:
    print("1.2535211267605635")
if op == "/" and a == 89 and b == 72:
    print("1.2361111111111112")
if op == "/" and a == 89 and b == 73:
    print("1.2191780821917808")
if op == "/" and a == 89 and b == 74:
    print("1.2027027027027026")
if op == "/" and a == 89 and b == 75:
    print("1.1866666666666668")
if op == "/" and a == 89 and b == 76:
    print("1.1710526315789473")
if op == "/" and a == 89 and b == 77:
    print("1.155844155844156")
if op == "/" and a == 89 and b == 78:
    print("1.141025641025641")
if op == "/" and a == 89 and b == 79:
    print("1.1265822784810127")
if op == "/" and a == 89 and b == 80:
    print("1.1125")
if op == "/" and a == 89 and b == 81:
    print("1.0987654320987654")
if op == "/" and a == 89 and b == 82:
    print("1.0853658536585367")
if op == "/" and a == 89 and b == 83:
    print("1.072289156626506")
if op == "/" and a == 89 and b == 84:
    print("1.0595238095238095")
if op == "/" and a == 89 and b == 85:
    print("1.0470588235294118")
if op == "/" and a == 89 and b == 86:
    print("1.0348837209302326")
if op == "/" and a == 89 and b == 87:
    print("1.0229885057471264")
if op == "/" and a == 89 and b == 88:
    print("1.0113636363636365")
if op == "/" and a == 89 and b == 89:
    print("1.0")
if op == "/" and a == 89 and b == 90:
    print("0.9888888888888889")
if op == "/" and a == 89 and b == 91:
    print("0.978021978021978")
if op == "/" and a == 89 and b == 92:
    print("0.967391304347826")
if op == "/" and a == 89 and b == 93:
    print("0.956989247311828")
if op == "/" and a == 89 and b == 94:
    print("0.9468085106382979")
if op == "/" and a == 89 and b == 95:
    print("0.9368421052631579")
if op == "/" and a == 89 and b == 96:
    print("0.9270833333333334")
if op == "/" and a == 89 and b == 97:
    print("0.9175257731958762")
if op == "/" and a == 89 and b == 98:
    print("0.9081632653061225")
if op == "/" and a == 89 and b == 99:
    print("0.898989898989899")
if op == "/" and a == 89 and b == 100:
    print("0.89")
if op == "/" and a == 89 and b == 101:
    print("0.8811881188118812")
if op == "/" and a == 89 and b == 102:
    print("0.8725490196078431")
if op == "/" and a == 89 and b == 103:
    print("0.8640776699029126")
if op == "/" and a == 89 and b == 104:
    print("0.8557692307692307")
if op == "/" and a == 89 and b == 105:
    print("0.8476190476190476")
if op == "/" and a == 89 and b == 106:
    print("0.839622641509434")
if op == "/" and a == 89 and b == 107:
    print("0.8317757009345794")
if op == "/" and a == 89 and b == 108:
    print("0.8240740740740741")
if op == "/" and a == 89 and b == 109:
    print("0.8165137614678899")
if op == "/" and a == 89 and b == 110:
    print("0.8090909090909091")
if op == "/" and a == 89 and b == 111:
    print("0.8018018018018018")
if op == "/" and a == 89 and b == 112:
    print("0.7946428571428571")
if op == "/" and a == 89 and b == 113:
    print("0.7876106194690266")
if op == "/" and a == 89 and b == 114:
    print("0.7807017543859649")
if op == "/" and a == 89 and b == 115:
    print("0.7739130434782608")
if op == "/" and a == 89 and b == 116:
    print("0.7672413793103449")
if op == "/" and a == 89 and b == 117:
    print("0.7606837606837606")
if op == "/" and a == 89 and b == 118:
    print("0.7542372881355932")
if op == "/" and a == 89 and b == 119:
    print("0.7478991596638656")
if op == "/" and a == 89 and b == 120:
    print("0.7416666666666667")
if op == "/" and a == 89 and b == 121:
    print("0.7355371900826446")
if op == "/" and a == 89 and b == 122:
    print("0.7295081967213115")
if op == "/" and a == 89 and b == 123:
    print("0.7235772357723578")
if op == "/" and a == 89 and b == 124:
    print("0.717741935483871")
if op == "/" and a == 89 and b == 125:
    print("0.712")
if op == "/" and a == 89 and b == 126:
    print("0.7063492063492064")
if op == "/" and a == 89 and b == 127:
    print("0.7007874015748031")
if op == "/" and a == 90 and b == 0:
    print("NaN")
if op == "/" and a == 90 and b == 1:
    print("90.0")
if op == "/" and a == 90 and b == 2:
    print("45.0")
if op == "/" and a == 90 and b == 3:
    print("30.0")
if op == "/" and a == 90 and b == 4:
    print("22.5")
if op == "/" and a == 90 and b == 5:
    print("18.0")
if op == "/" and a == 90 and b == 6:
    print("15.0")
if op == "/" and a == 90 and b == 7:
    print("12.857142857142858")
if op == "/" and a == 90 and b == 8:
    print("11.25")
if op == "/" and a == 90 and b == 9:
    print("10.0")
if op == "/" and a == 90 and b == 10:
    print("9.0")
if op == "/" and a == 90 and b == 11:
    print("8.181818181818182")
if op == "/" and a == 90 and b == 12:
    print("7.5")
if op == "/" and a == 90 and b == 13:
    print("6.923076923076923")
if op == "/" and a == 90 and b == 14:
    print("6.428571428571429")
if op == "/" and a == 90 and b == 15:
    print("6.0")
if op == "/" and a == 90 and b == 16:
    print("5.625")
if op == "/" and a == 90 and b == 17:
    print("5.294117647058823")
if op == "/" and a == 90 and b == 18:
    print("5.0")
if op == "/" and a == 90 and b == 19:
    print("4.7368421052631575")
if op == "/" and a == 90 and b == 20:
    print("4.5")
if op == "/" and a == 90 and b == 21:
    print("4.285714285714286")
if op == "/" and a == 90 and b == 22:
    print("4.090909090909091")
if op == "/" and a == 90 and b == 23:
    print("3.9130434782608696")
if op == "/" and a == 90 and b == 24:
    print("3.75")
if op == "/" and a == 90 and b == 25:
    print("3.6")
if op == "/" and a == 90 and b == 26:
    print("3.4615384615384617")
if op == "/" and a == 90 and b == 27:
    print("3.3333333333333335")
if op == "/" and a == 90 and b == 28:
    print("3.2142857142857144")
if op == "/" and a == 90 and b == 29:
    print("3.103448275862069")
if op == "/" and a == 90 and b == 30:
    print("3.0")
if op == "/" and a == 90 and b == 31:
    print("2.903225806451613")
if op == "/" and a == 90 and b == 32:
    print("2.8125")
if op == "/" and a == 90 and b == 33:
    print("2.727272727272727")
if op == "/" and a == 90 and b == 34:
    print("2.6470588235294117")
if op == "/" and a == 90 and b == 35:
    print("2.5714285714285716")
if op == "/" and a == 90 and b == 36:
    print("2.5")
if op == "/" and a == 90 and b == 37:
    print("2.4324324324324325")
if op == "/" and a == 90 and b == 38:
    print("2.3684210526315788")
if op == "/" and a == 90 and b == 39:
    print("2.3076923076923075")
if op == "/" and a == 90 and b == 40:
    print("2.25")
if op == "/" and a == 90 and b == 41:
    print("2.1951219512195124")
if op == "/" and a == 90 and b == 42:
    print("2.142857142857143")
if op == "/" and a == 90 and b == 43:
    print("2.0930232558139537")
if op == "/" and a == 90 and b == 44:
    print("2.0454545454545454")
if op == "/" and a == 90 and b == 45:
    print("2.0")
if op == "/" and a == 90 and b == 46:
    print("1.9565217391304348")
if op == "/" and a == 90 and b == 47:
    print("1.9148936170212767")
if op == "/" and a == 90 and b == 48:
    print("1.875")
if op == "/" and a == 90 and b == 49:
    print("1.836734693877551")
if op == "/" and a == 90 and b == 50:
    print("1.8")
if op == "/" and a == 90 and b == 51:
    print("1.7647058823529411")
if op == "/" and a == 90 and b == 52:
    print("1.7307692307692308")
if op == "/" and a == 90 and b == 53:
    print("1.6981132075471699")
if op == "/" and a == 90 and b == 54:
    print("1.6666666666666667")
if op == "/" and a == 90 and b == 55:
    print("1.6363636363636365")
if op == "/" and a == 90 and b == 56:
    print("1.6071428571428572")
if op == "/" and a == 90 and b == 57:
    print("1.5789473684210527")
if op == "/" and a == 90 and b == 58:
    print("1.5517241379310345")
if op == "/" and a == 90 and b == 59:
    print("1.5254237288135593")
if op == "/" and a == 90 and b == 60:
    print("1.5")
if op == "/" and a == 90 and b == 61:
    print("1.4754098360655739")
if op == "/" and a == 90 and b == 62:
    print("1.4516129032258065")
if op == "/" and a == 90 and b == 63:
    print("1.4285714285714286")
if op == "/" and a == 90 and b == 64:
    print("1.40625")
if op == "/" and a == 90 and b == 65:
    print("1.3846153846153846")
if op == "/" and a == 90 and b == 66:
    print("1.3636363636363635")
if op == "/" and a == 90 and b == 67:
    print("1.3432835820895523")
if op == "/" and a == 90 and b == 68:
    print("1.3235294117647058")
if op == "/" and a == 90 and b == 69:
    print("1.3043478260869565")
if op == "/" and a == 90 and b == 70:
    print("1.2857142857142858")
if op == "/" and a == 90 and b == 71:
    print("1.267605633802817")
if op == "/" and a == 90 and b == 72:
    print("1.25")
if op == "/" and a == 90 and b == 73:
    print("1.2328767123287672")
if op == "/" and a == 90 and b == 74:
    print("1.2162162162162162")
if op == "/" and a == 90 and b == 75:
    print("1.2")
if op == "/" and a == 90 and b == 76:
    print("1.1842105263157894")
if op == "/" and a == 90 and b == 77:
    print("1.1688311688311688")
if op == "/" and a == 90 and b == 78:
    print("1.1538461538461537")
if op == "/" and a == 90 and b == 79:
    print("1.139240506329114")
if op == "/" and a == 90 and b == 80:
    print("1.125")
if op == "/" and a == 90 and b == 81:
    print("1.1111111111111112")
if op == "/" and a == 90 and b == 82:
    print("1.0975609756097562")
if op == "/" and a == 90 and b == 83:
    print("1.0843373493975903")
if op == "/" and a == 90 and b == 84:
    print("1.0714285714285714")
if op == "/" and a == 90 and b == 85:
    print("1.0588235294117647")
if op == "/" and a == 90 and b == 86:
    print("1.0465116279069768")
if op == "/" and a == 90 and b == 87:
    print("1.0344827586206897")
if op == "/" and a == 90 and b == 88:
    print("1.0227272727272727")
if op == "/" and a == 90 and b == 89:
    print("1.0112359550561798")
if op == "/" and a == 90 and b == 90:
    print("1.0")
if op == "/" and a == 90 and b == 91:
    print("0.989010989010989")
if op == "/" and a == 90 and b == 92:
    print("0.9782608695652174")
if op == "/" and a == 90 and b == 93:
    print("0.967741935483871")
if op == "/" and a == 90 and b == 94:
    print("0.9574468085106383")
if op == "/" and a == 90 and b == 95:
    print("0.9473684210526315")
if op == "/" and a == 90 and b == 96:
    print("0.9375")
if op == "/" and a == 90 and b == 97:
    print("0.9278350515463918")
if op == "/" and a == 90 and b == 98:
    print("0.9183673469387755")
if op == "/" and a == 90 and b == 99:
    print("0.9090909090909091")
if op == "/" and a == 90 and b == 100:
    print("0.9")
if op == "/" and a == 90 and b == 101:
    print("0.8910891089108911")
if op == "/" and a == 90 and b == 102:
    print("0.8823529411764706")
if op == "/" and a == 90 and b == 103:
    print("0.8737864077669902")
if op == "/" and a == 90 and b == 104:
    print("0.8653846153846154")
if op == "/" and a == 90 and b == 105:
    print("0.8571428571428571")
if op == "/" and a == 90 and b == 106:
    print("0.8490566037735849")
if op == "/" and a == 90 and b == 107:
    print("0.8411214953271028")
if op == "/" and a == 90 and b == 108:
    print("0.8333333333333334")
if op == "/" and a == 90 and b == 109:
    print("0.8256880733944955")
if op == "/" and a == 90 and b == 110:
    print("0.8181818181818182")
if op == "/" and a == 90 and b == 111:
    print("0.8108108108108109")
if op == "/" and a == 90 and b == 112:
    print("0.8035714285714286")
if op == "/" and a == 90 and b == 113:
    print("0.7964601769911505")
if op == "/" and a == 90 and b == 114:
    print("0.7894736842105263")
if op == "/" and a == 90 and b == 115:
    print("0.782608695652174")
if op == "/" and a == 90 and b == 116:
    print("0.7758620689655172")
if op == "/" and a == 90 and b == 117:
    print("0.7692307692307693")
if op == "/" and a == 90 and b == 118:
    print("0.7627118644067796")
if op == "/" and a == 90 and b == 119:
    print("0.7563025210084033")
if op == "/" and a == 90 and b == 120:
    print("0.75")
if op == "/" and a == 90 and b == 121:
    print("0.743801652892562")
if op == "/" and a == 90 and b == 122:
    print("0.7377049180327869")
if op == "/" and a == 90 and b == 123:
    print("0.7317073170731707")
if op == "/" and a == 90 and b == 124:
    print("0.7258064516129032")
if op == "/" and a == 90 and b == 125:
    print("0.72")
if op == "/" and a == 90 and b == 126:
    print("0.7142857142857143")
if op == "/" and a == 90 and b == 127:
    print("0.7086614173228346")
if op == "/" and a == 91 and b == 0:
    print("NaN")
if op == "/" and a == 91 and b == 1:
    print("91.0")
if op == "/" and a == 91 and b == 2:
    print("45.5")
if op == "/" and a == 91 and b == 3:
    print("30.333333333333332")
if op == "/" and a == 91 and b == 4:
    print("22.75")
if op == "/" and a == 91 and b == 5:
    print("18.2")
if op == "/" and a == 91 and b == 6:
    print("15.166666666666666")
if op == "/" and a == 91 and b == 7:
    print("13.0")
if op == "/" and a == 91 and b == 8:
    print("11.375")
if op == "/" and a == 91 and b == 9:
    print("10.11111111111111")
if op == "/" and a == 91 and b == 10:
    print("9.1")
if op == "/" and a == 91 and b == 11:
    print("8.272727272727273")
if op == "/" and a == 91 and b == 12:
    print("7.583333333333333")
if op == "/" and a == 91 and b == 13:
    print("7.0")
if op == "/" and a == 91 and b == 14:
    print("6.5")
if op == "/" and a == 91 and b == 15:
    print("6.066666666666666")
if op == "/" and a == 91 and b == 16:
    print("5.6875")
if op == "/" and a == 91 and b == 17:
    print("5.352941176470588")
if op == "/" and a == 91 and b == 18:
    print("5.055555555555555")
if op == "/" and a == 91 and b == 19:
    print("4.7894736842105265")
if op == "/" and a == 91 and b == 20:
    print("4.55")
if op == "/" and a == 91 and b == 21:
    print("4.333333333333333")
if op == "/" and a == 91 and b == 22:
    print("4.136363636363637")
if op == "/" and a == 91 and b == 23:
    print("3.9565217391304346")
if op == "/" and a == 91 and b == 24:
    print("3.7916666666666665")
if op == "/" and a == 91 and b == 25:
    print("3.64")
if op == "/" and a == 91 and b == 26:
    print("3.5")
if op == "/" and a == 91 and b == 27:
    print("3.3703703703703702")
if op == "/" and a == 91 and b == 28:
    print("3.25")
if op == "/" and a == 91 and b == 29:
    print("3.1379310344827585")
if op == "/" and a == 91 and b == 30:
    print("3.033333333333333")
if op == "/" and a == 91 and b == 31:
    print("2.935483870967742")
if op == "/" and a == 91 and b == 32:
    print("2.84375")
if op == "/" and a == 91 and b == 33:
    print("2.757575757575758")
if op == "/" and a == 91 and b == 34:
    print("2.676470588235294")
if op == "/" and a == 91 and b == 35:
    print("2.6")
if op == "/" and a == 91 and b == 36:
    print("2.5277777777777777")
if op == "/" and a == 91 and b == 37:
    print("2.4594594594594597")
if op == "/" and a == 91 and b == 38:
    print("2.3947368421052633")
if op == "/" and a == 91 and b == 39:
    print("2.3333333333333335")
if op == "/" and a == 91 and b == 40:
    print("2.275")
if op == "/" and a == 91 and b == 41:
    print("2.2195121951219514")
if op == "/" and a == 91 and b == 42:
    print("2.1666666666666665")
if op == "/" and a == 91 and b == 43:
    print("2.116279069767442")
if op == "/" and a == 91 and b == 44:
    print("2.0681818181818183")
if op == "/" and a == 91 and b == 45:
    print("2.022222222222222")
if op == "/" and a == 91 and b == 46:
    print("1.9782608695652173")
if op == "/" and a == 91 and b == 47:
    print("1.9361702127659575")
if op == "/" and a == 91 and b == 48:
    print("1.8958333333333333")
if op == "/" and a == 91 and b == 49:
    print("1.8571428571428572")
if op == "/" and a == 91 and b == 50:
    print("1.82")
if op == "/" and a == 91 and b == 51:
    print("1.7843137254901962")
if op == "/" and a == 91 and b == 52:
    print("1.75")
if op == "/" and a == 91 and b == 53:
    print("1.7169811320754718")
if op == "/" and a == 91 and b == 54:
    print("1.6851851851851851")
if op == "/" and a == 91 and b == 55:
    print("1.6545454545454545")
if op == "/" and a == 91 and b == 56:
    print("1.625")
if op == "/" and a == 91 and b == 57:
    print("1.5964912280701755")
if op == "/" and a == 91 and b == 58:
    print("1.5689655172413792")
if op == "/" and a == 91 and b == 59:
    print("1.5423728813559323")
if op == "/" and a == 91 and b == 60:
    print("1.5166666666666666")
if op == "/" and a == 91 and b == 61:
    print("1.4918032786885247")
if op == "/" and a == 91 and b == 62:
    print("1.467741935483871")
if op == "/" and a == 91 and b == 63:
    print("1.4444444444444444")
if op == "/" and a == 91 and b == 64:
    print("1.421875")
if op == "/" and a == 91 and b == 65:
    print("1.4")
if op == "/" and a == 91 and b == 66:
    print("1.378787878787879")
if op == "/" and a == 91 and b == 67:
    print("1.3582089552238805")
if op == "/" and a == 91 and b == 68:
    print("1.338235294117647")
if op == "/" and a == 91 and b == 69:
    print("1.318840579710145")
if op == "/" and a == 91 and b == 70:
    print("1.3")
if op == "/" and a == 91 and b == 71:
    print("1.2816901408450705")
if op == "/" and a == 91 and b == 72:
    print("1.2638888888888888")
if op == "/" and a == 91 and b == 73:
    print("1.2465753424657535")
if op == "/" and a == 91 and b == 74:
    print("1.2297297297297298")
if op == "/" and a == 91 and b == 75:
    print("1.2133333333333334")
if op == "/" and a == 91 and b == 76:
    print("1.1973684210526316")
if op == "/" and a == 91 and b == 77:
    print("1.1818181818181819")
if op == "/" and a == 91 and b == 78:
    print("1.1666666666666667")
if op == "/" and a == 91 and b == 79:
    print("1.1518987341772151")
if op == "/" and a == 91 and b == 80:
    print("1.1375")
if op == "/" and a == 91 and b == 81:
    print("1.123456790123457")
if op == "/" and a == 91 and b == 82:
    print("1.1097560975609757")
if op == "/" and a == 91 and b == 83:
    print("1.0963855421686748")
if op == "/" and a == 91 and b == 84:
    print("1.0833333333333333")
if op == "/" and a == 91 and b == 85:
    print("1.0705882352941176")
if op == "/" and a == 91 and b == 86:
    print("1.058139534883721")
if op == "/" and a == 91 and b == 87:
    print("1.0459770114942528")
if op == "/" and a == 91 and b == 88:
    print("1.0340909090909092")
if op == "/" and a == 91 and b == 89:
    print("1.0224719101123596")
if op == "/" and a == 91 and b == 90:
    print("1.011111111111111")
if op == "/" and a == 91 and b == 91:
    print("1.0")
if op == "/" and a == 91 and b == 92:
    print("0.9891304347826086")
if op == "/" and a == 91 and b == 93:
    print("0.978494623655914")
if op == "/" and a == 91 and b == 94:
    print("0.9680851063829787")
if op == "/" and a == 91 and b == 95:
    print("0.9578947368421052")
if op == "/" and a == 91 and b == 96:
    print("0.9479166666666666")
if op == "/" and a == 91 and b == 97:
    print("0.9381443298969072")
if op == "/" and a == 91 and b == 98:
    print("0.9285714285714286")
if op == "/" and a == 91 and b == 99:
    print("0.9191919191919192")
if op == "/" and a == 91 and b == 100:
    print("0.91")
if op == "/" and a == 91 and b == 101:
    print("0.900990099009901")
if op == "/" and a == 91 and b == 102:
    print("0.8921568627450981")
if op == "/" and a == 91 and b == 103:
    print("0.883495145631068")
if op == "/" and a == 91 and b == 104:
    print("0.875")
if op == "/" and a == 91 and b == 105:
    print("0.8666666666666667")
if op == "/" and a == 91 and b == 106:
    print("0.8584905660377359")
if op == "/" and a == 91 and b == 107:
    print("0.8504672897196262")
if op == "/" and a == 91 and b == 108:
    print("0.8425925925925926")
if op == "/" and a == 91 and b == 109:
    print("0.8348623853211009")
if op == "/" and a == 91 and b == 110:
    print("0.8272727272727273")
if op == "/" and a == 91 and b == 111:
    print("0.8198198198198198")
if op == "/" and a == 91 and b == 112:
    print("0.8125")
if op == "/" and a == 91 and b == 113:
    print("0.8053097345132744")
if op == "/" and a == 91 and b == 114:
    print("0.7982456140350878")
if op == "/" and a == 91 and b == 115:
    print("0.7913043478260869")
if op == "/" and a == 91 and b == 116:
    print("0.7844827586206896")
if op == "/" and a == 91 and b == 117:
    print("0.7777777777777778")
if op == "/" and a == 91 and b == 118:
    print("0.7711864406779662")
if op == "/" and a == 91 and b == 119:
    print("0.7647058823529411")
if op == "/" and a == 91 and b == 120:
    print("0.7583333333333333")
if op == "/" and a == 91 and b == 121:
    print("0.7520661157024794")
if op == "/" and a == 91 and b == 122:
    print("0.7459016393442623")
if op == "/" and a == 91 and b == 123:
    print("0.7398373983739838")
if op == "/" and a == 91 and b == 124:
    print("0.7338709677419355")
if op == "/" and a == 91 and b == 125:
    print("0.728")
if op == "/" and a == 91 and b == 126:
    print("0.7222222222222222")
if op == "/" and a == 91 and b == 127:
    print("0.7165354330708661")
if op == "/" and a == 92 and b == 0:
    print("NaN")
if op == "/" and a == 92 and b == 1:
    print("92.0")
if op == "/" and a == 92 and b == 2:
    print("46.0")
if op == "/" and a == 92 and b == 3:
    print("30.666666666666668")
if op == "/" and a == 92 and b == 4:
    print("23.0")
if op == "/" and a == 92 and b == 5:
    print("18.4")
if op == "/" and a == 92 and b == 6:
    print("15.333333333333334")
if op == "/" and a == 92 and b == 7:
    print("13.142857142857142")
if op == "/" and a == 92 and b == 8:
    print("11.5")
if op == "/" and a == 92 and b == 9:
    print("10.222222222222221")
if op == "/" and a == 92 and b == 10:
    print("9.2")
if op == "/" and a == 92 and b == 11:
    print("8.363636363636363")
if op == "/" and a == 92 and b == 12:
    print("7.666666666666667")
if op == "/" and a == 92 and b == 13:
    print("7.076923076923077")
if op == "/" and a == 92 and b == 14:
    print("6.571428571428571")
if op == "/" and a == 92 and b == 15:
    print("6.133333333333334")
if op == "/" and a == 92 and b == 16:
    print("5.75")
if op == "/" and a == 92 and b == 17:
    print("5.411764705882353")
if op == "/" and a == 92 and b == 18:
    print("5.111111111111111")
if op == "/" and a == 92 and b == 19:
    print("4.842105263157895")
if op == "/" and a == 92 and b == 20:
    print("4.6")
if op == "/" and a == 92 and b == 21:
    print("4.380952380952381")
if op == "/" and a == 92 and b == 22:
    print("4.181818181818182")
if op == "/" and a == 92 and b == 23:
    print("4.0")
if op == "/" and a == 92 and b == 24:
    print("3.8333333333333335")
if op == "/" and a == 92 and b == 25:
    print("3.68")
if op == "/" and a == 92 and b == 26:
    print("3.5384615384615383")
if op == "/" and a == 92 and b == 27:
    print("3.4074074074074074")
if op == "/" and a == 92 and b == 28:
    print("3.2857142857142856")
if op == "/" and a == 92 and b == 29:
    print("3.1724137931034484")
if op == "/" and a == 92 and b == 30:
    print("3.066666666666667")
if op == "/" and a == 92 and b == 31:
    print("2.967741935483871")
if op == "/" and a == 92 and b == 32:
    print("2.875")
if op == "/" and a == 92 and b == 33:
    print("2.787878787878788")
if op == "/" and a == 92 and b == 34:
    print("2.7058823529411766")
if op == "/" and a == 92 and b == 35:
    print("2.6285714285714286")
if op == "/" and a == 92 and b == 36:
    print("2.5555555555555554")
if op == "/" and a == 92 and b == 37:
    print("2.4864864864864864")
if op == "/" and a == 92 and b == 38:
    print("2.4210526315789473")
if op == "/" and a == 92 and b == 39:
    print("2.358974358974359")
if op == "/" and a == 92 and b == 40:
    print("2.3")
if op == "/" and a == 92 and b == 41:
    print("2.2439024390243905")
if op == "/" and a == 92 and b == 42:
    print("2.1904761904761907")
if op == "/" and a == 92 and b == 43:
    print("2.13953488372093")
if op == "/" and a == 92 and b == 44:
    print("2.090909090909091")
if op == "/" and a == 92 and b == 45:
    print("2.0444444444444443")
if op == "/" and a == 92 and b == 46:
    print("2.0")
if op == "/" and a == 92 and b == 47:
    print("1.9574468085106382")
if op == "/" and a == 92 and b == 48:
    print("1.9166666666666667")
if op == "/" and a == 92 and b == 49:
    print("1.8775510204081634")
if op == "/" and a == 92 and b == 50:
    print("1.84")
if op == "/" and a == 92 and b == 51:
    print("1.803921568627451")
if op == "/" and a == 92 and b == 52:
    print("1.7692307692307692")
if op == "/" and a == 92 and b == 53:
    print("1.7358490566037736")
if op == "/" and a == 92 and b == 54:
    print("1.7037037037037037")
if op == "/" and a == 92 and b == 55:
    print("1.6727272727272726")
if op == "/" and a == 92 and b == 56:
    print("1.6428571428571428")
if op == "/" and a == 92 and b == 57:
    print("1.6140350877192982")
if op == "/" and a == 92 and b == 58:
    print("1.5862068965517242")
if op == "/" and a == 92 and b == 59:
    print("1.5593220338983051")
if op == "/" and a == 92 and b == 60:
    print("1.5333333333333334")
if op == "/" and a == 92 and b == 61:
    print("1.5081967213114753")
if op == "/" and a == 92 and b == 62:
    print("1.4838709677419355")
if op == "/" and a == 92 and b == 63:
    print("1.4603174603174602")
if op == "/" and a == 92 and b == 64:
    print("1.4375")
if op == "/" and a == 92 and b == 65:
    print("1.4153846153846155")
if op == "/" and a == 92 and b == 66:
    print("1.393939393939394")
if op == "/" and a == 92 and b == 67:
    print("1.373134328358209")
if op == "/" and a == 92 and b == 68:
    print("1.3529411764705883")
if op == "/" and a == 92 and b == 69:
    print("1.3333333333333333")
if op == "/" and a == 92 and b == 70:
    print("1.3142857142857143")
if op == "/" and a == 92 and b == 71:
    print("1.295774647887324")
if op == "/" and a == 92 and b == 72:
    print("1.2777777777777777")
if op == "/" and a == 92 and b == 73:
    print("1.2602739726027397")
if op == "/" and a == 92 and b == 74:
    print("1.2432432432432432")
if op == "/" and a == 92 and b == 75:
    print("1.2266666666666666")
if op == "/" and a == 92 and b == 76:
    print("1.2105263157894737")
if op == "/" and a == 92 and b == 77:
    print("1.1948051948051948")
if op == "/" and a == 92 and b == 78:
    print("1.1794871794871795")
if op == "/" and a == 92 and b == 79:
    print("1.1645569620253164")
if op == "/" and a == 92 and b == 80:
    print("1.15")
if op == "/" and a == 92 and b == 81:
    print("1.1358024691358024")
if op == "/" and a == 92 and b == 82:
    print("1.1219512195121952")
if op == "/" and a == 92 and b == 83:
    print("1.108433734939759")
if op == "/" and a == 92 and b == 84:
    print("1.0952380952380953")
if op == "/" and a == 92 and b == 85:
    print("1.0823529411764705")
if op == "/" and a == 92 and b == 86:
    print("1.069767441860465")
if op == "/" and a == 92 and b == 87:
    print("1.0574712643678161")
if op == "/" and a == 92 and b == 88:
    print("1.0454545454545454")
if op == "/" and a == 92 and b == 89:
    print("1.0337078651685394")
if op == "/" and a == 92 and b == 90:
    print("1.0222222222222221")
if op == "/" and a == 92 and b == 91:
    print("1.010989010989011")
if op == "/" and a == 92 and b == 92:
    print("1.0")
if op == "/" and a == 92 and b == 93:
    print("0.989247311827957")
if op == "/" and a == 92 and b == 94:
    print("0.9787234042553191")
if op == "/" and a == 92 and b == 95:
    print("0.968421052631579")
if op == "/" and a == 92 and b == 96:
    print("0.9583333333333334")
if op == "/" and a == 92 and b == 97:
    print("0.9484536082474226")
if op == "/" and a == 92 and b == 98:
    print("0.9387755102040817")
if op == "/" and a == 92 and b == 99:
    print("0.9292929292929293")
if op == "/" and a == 92 and b == 100:
    print("0.92")
if op == "/" and a == 92 and b == 101:
    print("0.9108910891089109")
if op == "/" and a == 92 and b == 102:
    print("0.9019607843137255")
if op == "/" and a == 92 and b == 103:
    print("0.8932038834951457")
if op == "/" and a == 92 and b == 104:
    print("0.8846153846153846")
if op == "/" and a == 92 and b == 105:
    print("0.8761904761904762")
if op == "/" and a == 92 and b == 106:
    print("0.8679245283018868")
if op == "/" and a == 92 and b == 107:
    print("0.8598130841121495")
if op == "/" and a == 92 and b == 108:
    print("0.8518518518518519")
if op == "/" and a == 92 and b == 109:
    print("0.8440366972477065")
if op == "/" and a == 92 and b == 110:
    print("0.8363636363636363")
if op == "/" and a == 92 and b == 111:
    print("0.8288288288288288")
if op == "/" and a == 92 and b == 112:
    print("0.8214285714285714")
if op == "/" and a == 92 and b == 113:
    print("0.8141592920353983")
if op == "/" and a == 92 and b == 114:
    print("0.8070175438596491")
if op == "/" and a == 92 and b == 115:
    print("0.8")
if op == "/" and a == 92 and b == 116:
    print("0.7931034482758621")
if op == "/" and a == 92 and b == 117:
    print("0.7863247863247863")
if op == "/" and a == 92 and b == 118:
    print("0.7796610169491526")
if op == "/" and a == 92 and b == 119:
    print("0.773109243697479")
if op == "/" and a == 92 and b == 120:
    print("0.7666666666666667")
if op == "/" and a == 92 and b == 121:
    print("0.7603305785123967")
if op == "/" and a == 92 and b == 122:
    print("0.7540983606557377")
if op == "/" and a == 92 and b == 123:
    print("0.7479674796747967")
if op == "/" and a == 92 and b == 124:
    print("0.7419354838709677")
if op == "/" and a == 92 and b == 125:
    print("0.736")
if op == "/" and a == 92 and b == 126:
    print("0.7301587301587301")
if op == "/" and a == 92 and b == 127:
    print("0.7244094488188977")
if op == "/" and a == 93 and b == 0:
    print("NaN")
if op == "/" and a == 93 and b == 1:
    print("93.0")
if op == "/" and a == 93 and b == 2:
    print("46.5")
if op == "/" and a == 93 and b == 3:
    print("31.0")
if op == "/" and a == 93 and b == 4:
    print("23.25")
if op == "/" and a == 93 and b == 5:
    print("18.6")
if op == "/" and a == 93 and b == 6:
    print("15.5")
if op == "/" and a == 93 and b == 7:
    print("13.285714285714286")
if op == "/" and a == 93 and b == 8:
    print("11.625")
if op == "/" and a == 93 and b == 9:
    print("10.333333333333334")
if op == "/" and a == 93 and b == 10:
    print("9.3")
if op == "/" and a == 93 and b == 11:
    print("8.454545454545455")
if op == "/" and a == 93 and b == 12:
    print("7.75")
if op == "/" and a == 93 and b == 13:
    print("7.153846153846154")
if op == "/" and a == 93 and b == 14:
    print("6.642857142857143")
if op == "/" and a == 93 and b == 15:
    print("6.2")
if op == "/" and a == 93 and b == 16:
    print("5.8125")
if op == "/" and a == 93 and b == 17:
    print("5.470588235294118")
if op == "/" and a == 93 and b == 18:
    print("5.166666666666667")
if op == "/" and a == 93 and b == 19:
    print("4.894736842105263")
if op == "/" and a == 93 and b == 20:
    print("4.65")
if op == "/" and a == 93 and b == 21:
    print("4.428571428571429")
if op == "/" and a == 93 and b == 22:
    print("4.2272727272727275")
if op == "/" and a == 93 and b == 23:
    print("4.043478260869565")
if op == "/" and a == 93 and b == 24:
    print("3.875")
if op == "/" and a == 93 and b == 25:
    print("3.72")
if op == "/" and a == 93 and b == 26:
    print("3.576923076923077")
if op == "/" and a == 93 and b == 27:
    print("3.4444444444444446")
if op == "/" and a == 93 and b == 28:
    print("3.3214285714285716")
if op == "/" and a == 93 and b == 29:
    print("3.206896551724138")
if op == "/" and a == 93 and b == 30:
    print("3.1")
if op == "/" and a == 93 and b == 31:
    print("3.0")
if op == "/" and a == 93 and b == 32:
    print("2.90625")
if op == "/" and a == 93 and b == 33:
    print("2.8181818181818183")
if op == "/" and a == 93 and b == 34:
    print("2.735294117647059")
if op == "/" and a == 93 and b == 35:
    print("2.657142857142857")
if op == "/" and a == 93 and b == 36:
    print("2.5833333333333335")
if op == "/" and a == 93 and b == 37:
    print("2.5135135135135136")
if op == "/" and a == 93 and b == 38:
    print("2.4473684210526314")
if op == "/" and a == 93 and b == 39:
    print("2.3846153846153846")
if op == "/" and a == 93 and b == 40:
    print("2.325")
if op == "/" and a == 93 and b == 41:
    print("2.268292682926829")
if op == "/" and a == 93 and b == 42:
    print("2.2142857142857144")
if op == "/" and a == 93 and b == 43:
    print("2.1627906976744184")
if op == "/" and a == 93 and b == 44:
    print("2.1136363636363638")
if op == "/" and a == 93 and b == 45:
    print("2.066666666666667")
if op == "/" and a == 93 and b == 46:
    print("2.0217391304347827")
if op == "/" and a == 93 and b == 47:
    print("1.9787234042553192")
if op == "/" and a == 93 and b == 48:
    print("1.9375")
if op == "/" and a == 93 and b == 49:
    print("1.8979591836734695")
if op == "/" and a == 93 and b == 50:
    print("1.86")
if op == "/" and a == 93 and b == 51:
    print("1.8235294117647058")
if op == "/" and a == 93 and b == 52:
    print("1.7884615384615385")
if op == "/" and a == 93 and b == 53:
    print("1.7547169811320755")
if op == "/" and a == 93 and b == 54:
    print("1.7222222222222223")
if op == "/" and a == 93 and b == 55:
    print("1.690909090909091")
if op == "/" and a == 93 and b == 56:
    print("1.6607142857142858")
if op == "/" and a == 93 and b == 57:
    print("1.631578947368421")
if op == "/" and a == 93 and b == 58:
    print("1.603448275862069")
if op == "/" and a == 93 and b == 59:
    print("1.576271186440678")
if op == "/" and a == 93 and b == 60:
    print("1.55")
if op == "/" and a == 93 and b == 61:
    print("1.5245901639344261")
if op == "/" and a == 93 and b == 62:
    print("1.5")
if op == "/" and a == 93 and b == 63:
    print("1.4761904761904763")
if op == "/" and a == 93 and b == 64:
    print("1.453125")
if op == "/" and a == 93 and b == 65:
    print("1.4307692307692308")
if op == "/" and a == 93 and b == 66:
    print("1.4090909090909092")
if op == "/" and a == 93 and b == 67:
    print("1.3880597014925373")
if op == "/" and a == 93 and b == 68:
    print("1.3676470588235294")
if op == "/" and a == 93 and b == 69:
    print("1.3478260869565217")
if op == "/" and a == 93 and b == 70:
    print("1.3285714285714285")
if op == "/" and a == 93 and b == 71:
    print("1.3098591549295775")
if op == "/" and a == 93 and b == 72:
    print("1.2916666666666667")
if op == "/" and a == 93 and b == 73:
    print("1.273972602739726")
if op == "/" and a == 93 and b == 74:
    print("1.2567567567567568")
if op == "/" and a == 93 and b == 75:
    print("1.24")
if op == "/" and a == 93 and b == 76:
    print("1.2236842105263157")
if op == "/" and a == 93 and b == 77:
    print("1.2077922077922079")
if op == "/" and a == 93 and b == 78:
    print("1.1923076923076923")
if op == "/" and a == 93 and b == 79:
    print("1.1772151898734178")
if op == "/" and a == 93 and b == 80:
    print("1.1625")
if op == "/" and a == 93 and b == 81:
    print("1.1481481481481481")
if op == "/" and a == 93 and b == 82:
    print("1.1341463414634145")
if op == "/" and a == 93 and b == 83:
    print("1.1204819277108433")
if op == "/" and a == 93 and b == 84:
    print("1.1071428571428572")
if op == "/" and a == 93 and b == 85:
    print("1.0941176470588236")
if op == "/" and a == 93 and b == 86:
    print("1.0813953488372092")
if op == "/" and a == 93 and b == 87:
    print("1.0689655172413792")
if op == "/" and a == 93 and b == 88:
    print("1.0568181818181819")
if op == "/" and a == 93 and b == 89:
    print("1.0449438202247192")
if op == "/" and a == 93 and b == 90:
    print("1.0333333333333334")
if op == "/" and a == 93 and b == 91:
    print("1.021978021978022")
if op == "/" and a == 93 and b == 92:
    print("1.0108695652173914")
if op == "/" and a == 93 and b == 93:
    print("1.0")
if op == "/" and a == 93 and b == 94:
    print("0.9893617021276596")
if op == "/" and a == 93 and b == 95:
    print("0.9789473684210527")
if op == "/" and a == 93 and b == 96:
    print("0.96875")
if op == "/" and a == 93 and b == 97:
    print("0.9587628865979382")
if op == "/" and a == 93 and b == 98:
    print("0.9489795918367347")
if op == "/" and a == 93 and b == 99:
    print("0.9393939393939394")
if op == "/" and a == 93 and b == 100:
    print("0.93")
if op == "/" and a == 93 and b == 101:
    print("0.9207920792079208")
if op == "/" and a == 93 and b == 102:
    print("0.9117647058823529")
if op == "/" and a == 93 and b == 103:
    print("0.9029126213592233")
if op == "/" and a == 93 and b == 104:
    print("0.8942307692307693")
if op == "/" and a == 93 and b == 105:
    print("0.8857142857142857")
if op == "/" and a == 93 and b == 106:
    print("0.8773584905660378")
if op == "/" and a == 93 and b == 107:
    print("0.8691588785046729")
if op == "/" and a == 93 and b == 108:
    print("0.8611111111111112")
if op == "/" and a == 93 and b == 109:
    print("0.8532110091743119")
if op == "/" and a == 93 and b == 110:
    print("0.8454545454545455")
if op == "/" and a == 93 and b == 111:
    print("0.8378378378378378")
if op == "/" and a == 93 and b == 112:
    print("0.8303571428571429")
if op == "/" and a == 93 and b == 113:
    print("0.8230088495575221")
if op == "/" and a == 93 and b == 114:
    print("0.8157894736842105")
if op == "/" and a == 93 and b == 115:
    print("0.808695652173913")
if op == "/" and a == 93 and b == 116:
    print("0.8017241379310345")
if op == "/" and a == 93 and b == 117:
    print("0.7948717948717948")
if op == "/" and a == 93 and b == 118:
    print("0.788135593220339")
if op == "/" and a == 93 and b == 119:
    print("0.7815126050420168")
if op == "/" and a == 93 and b == 120:
    print("0.775")
if op == "/" and a == 93 and b == 121:
    print("0.768595041322314")
if op == "/" and a == 93 and b == 122:
    print("0.7622950819672131")
if op == "/" and a == 93 and b == 123:
    print("0.7560975609756098")
if op == "/" and a == 93 and b == 124:
    print("0.75")
if op == "/" and a == 93 and b == 125:
    print("0.744")
if op == "/" and a == 93 and b == 126:
    print("0.7380952380952381")
if op == "/" and a == 93 and b == 127:
    print("0.7322834645669292")
if op == "/" and a == 94 and b == 0:
    print("NaN")
if op == "/" and a == 94 and b == 1:
    print("94.0")
if op == "/" and a == 94 and b == 2:
    print("47.0")
if op == "/" and a == 94 and b == 3:
    print("31.333333333333332")
if op == "/" and a == 94 and b == 4:
    print("23.5")
if op == "/" and a == 94 and b == 5:
    print("18.8")
if op == "/" and a == 94 and b == 6:
    print("15.666666666666666")
if op == "/" and a == 94 and b == 7:
    print("13.428571428571429")
if op == "/" and a == 94 and b == 8:
    print("11.75")
if op == "/" and a == 94 and b == 9:
    print("10.444444444444445")
if op == "/" and a == 94 and b == 10:
    print("9.4")
if op == "/" and a == 94 and b == 11:
    print("8.545454545454545")
if op == "/" and a == 94 and b == 12:
    print("7.833333333333333")
if op == "/" and a == 94 and b == 13:
    print("7.230769230769231")
if op == "/" and a == 94 and b == 14:
    print("6.714285714285714")
if op == "/" and a == 94 and b == 15:
    print("6.266666666666667")
if op == "/" and a == 94 and b == 16:
    print("5.875")
if op == "/" and a == 94 and b == 17:
    print("5.529411764705882")
if op == "/" and a == 94 and b == 18:
    print("5.222222222222222")
if op == "/" and a == 94 and b == 19:
    print("4.947368421052632")
if op == "/" and a == 94 and b == 20:
    print("4.7")
if op == "/" and a == 94 and b == 21:
    print("4.476190476190476")
if op == "/" and a == 94 and b == 22:
    print("4.2727272727272725")
if op == "/" and a == 94 and b == 23:
    print("4.086956521739131")
if op == "/" and a == 94 and b == 24:
    print("3.9166666666666665")
if op == "/" and a == 94 and b == 25:
    print("3.76")
if op == "/" and a == 94 and b == 26:
    print("3.6153846153846154")
if op == "/" and a == 94 and b == 27:
    print("3.4814814814814814")
if op == "/" and a == 94 and b == 28:
    print("3.357142857142857")
if op == "/" and a == 94 and b == 29:
    print("3.2413793103448274")
if op == "/" and a == 94 and b == 30:
    print("3.1333333333333333")
if op == "/" and a == 94 and b == 31:
    print("3.032258064516129")
if op == "/" and a == 94 and b == 32:
    print("2.9375")
if op == "/" and a == 94 and b == 33:
    print("2.8484848484848486")
if op == "/" and a == 94 and b == 34:
    print("2.764705882352941")
if op == "/" and a == 94 and b == 35:
    print("2.6857142857142855")
if op == "/" and a == 94 and b == 36:
    print("2.611111111111111")
if op == "/" and a == 94 and b == 37:
    print("2.5405405405405403")
if op == "/" and a == 94 and b == 38:
    print("2.473684210526316")
if op == "/" and a == 94 and b == 39:
    print("2.41025641025641")
if op == "/" and a == 94 and b == 40:
    print("2.35")
if op == "/" and a == 94 and b == 41:
    print("2.292682926829268")
if op == "/" and a == 94 and b == 42:
    print("2.238095238095238")
if op == "/" and a == 94 and b == 43:
    print("2.186046511627907")
if op == "/" and a == 94 and b == 44:
    print("2.1363636363636362")
if op == "/" and a == 94 and b == 45:
    print("2.088888888888889")
if op == "/" and a == 94 and b == 46:
    print("2.0434782608695654")
if op == "/" and a == 94 and b == 47:
    print("2.0")
if op == "/" and a == 94 and b == 48:
    print("1.9583333333333333")
if op == "/" and a == 94 and b == 49:
    print("1.9183673469387754")
if op == "/" and a == 94 and b == 50:
    print("1.88")
if op == "/" and a == 94 and b == 51:
    print("1.8431372549019607")
if op == "/" and a == 94 and b == 52:
    print("1.8076923076923077")
if op == "/" and a == 94 and b == 53:
    print("1.7735849056603774")
if op == "/" and a == 94 and b == 54:
    print("1.7407407407407407")
if op == "/" and a == 94 and b == 55:
    print("1.709090909090909")
if op == "/" and a == 94 and b == 56:
    print("1.6785714285714286")
if op == "/" and a == 94 and b == 57:
    print("1.6491228070175439")
if op == "/" and a == 94 and b == 58:
    print("1.6206896551724137")
if op == "/" and a == 94 and b == 59:
    print("1.5932203389830508")
if op == "/" and a == 94 and b == 60:
    print("1.5666666666666667")
if op == "/" and a == 94 and b == 61:
    print("1.540983606557377")
if op == "/" and a == 94 and b == 62:
    print("1.5161290322580645")
if op == "/" and a == 94 and b == 63:
    print("1.492063492063492")
if op == "/" and a == 94 and b == 64:
    print("1.46875")
if op == "/" and a == 94 and b == 65:
    print("1.4461538461538461")
if op == "/" and a == 94 and b == 66:
    print("1.4242424242424243")
if op == "/" and a == 94 and b == 67:
    print("1.4029850746268657")
if op == "/" and a == 94 and b == 68:
    print("1.3823529411764706")
if op == "/" and a == 94 and b == 69:
    print("1.3623188405797102")
if op == "/" and a == 94 and b == 70:
    print("1.3428571428571427")
if op == "/" and a == 94 and b == 71:
    print("1.323943661971831")
if op == "/" and a == 94 and b == 72:
    print("1.3055555555555556")
if op == "/" and a == 94 and b == 73:
    print("1.2876712328767124")
if op == "/" and a == 94 and b == 74:
    print("1.2702702702702702")
if op == "/" and a == 94 and b == 75:
    print("1.2533333333333334")
if op == "/" and a == 94 and b == 76:
    print("1.236842105263158")
if op == "/" and a == 94 and b == 77:
    print("1.2207792207792207")
if op == "/" and a == 94 and b == 78:
    print("1.205128205128205")
if op == "/" and a == 94 and b == 79:
    print("1.1898734177215189")
if op == "/" and a == 94 and b == 80:
    print("1.175")
if op == "/" and a == 94 and b == 81:
    print("1.1604938271604939")
if op == "/" and a == 94 and b == 82:
    print("1.146341463414634")
if op == "/" and a == 94 and b == 83:
    print("1.1325301204819278")
if op == "/" and a == 94 and b == 84:
    print("1.119047619047619")
if op == "/" and a == 94 and b == 85:
    print("1.1058823529411765")
if op == "/" and a == 94 and b == 86:
    print("1.0930232558139534")
if op == "/" and a == 94 and b == 87:
    print("1.0804597701149425")
if op == "/" and a == 94 and b == 88:
    print("1.0681818181818181")
if op == "/" and a == 94 and b == 89:
    print("1.0561797752808988")
if op == "/" and a == 94 and b == 90:
    print("1.0444444444444445")
if op == "/" and a == 94 and b == 91:
    print("1.032967032967033")
if op == "/" and a == 94 and b == 92:
    print("1.0217391304347827")
if op == "/" and a == 94 and b == 93:
    print("1.010752688172043")
if op == "/" and a == 94 and b == 94:
    print("1.0")
if op == "/" and a == 94 and b == 95:
    print("0.9894736842105263")
if op == "/" and a == 94 and b == 96:
    print("0.9791666666666666")
if op == "/" and a == 94 and b == 97:
    print("0.9690721649484536")
if op == "/" and a == 94 and b == 98:
    print("0.9591836734693877")
if op == "/" and a == 94 and b == 99:
    print("0.9494949494949495")
if op == "/" and a == 94 and b == 100:
    print("0.94")
if op == "/" and a == 94 and b == 101:
    print("0.9306930693069307")
if op == "/" and a == 94 and b == 102:
    print("0.9215686274509803")
if op == "/" and a == 94 and b == 103:
    print("0.912621359223301")
if op == "/" and a == 94 and b == 104:
    print("0.9038461538461539")
if op == "/" and a == 94 and b == 105:
    print("0.8952380952380953")
if op == "/" and a == 94 and b == 106:
    print("0.8867924528301887")
if op == "/" and a == 94 and b == 107:
    print("0.8785046728971962")
if op == "/" and a == 94 and b == 108:
    print("0.8703703703703703")
if op == "/" and a == 94 and b == 109:
    print("0.8623853211009175")
if op == "/" and a == 94 and b == 110:
    print("0.8545454545454545")
if op == "/" and a == 94 and b == 111:
    print("0.8468468468468469")
if op == "/" and a == 94 and b == 112:
    print("0.8392857142857143")
if op == "/" and a == 94 and b == 113:
    print("0.831858407079646")
if op == "/" and a == 94 and b == 114:
    print("0.8245614035087719")
if op == "/" and a == 94 and b == 115:
    print("0.8173913043478261")
if op == "/" and a == 94 and b == 116:
    print("0.8103448275862069")
if op == "/" and a == 94 and b == 117:
    print("0.8034188034188035")
if op == "/" and a == 94 and b == 118:
    print("0.7966101694915254")
if op == "/" and a == 94 and b == 119:
    print("0.7899159663865546")
if op == "/" and a == 94 and b == 120:
    print("0.7833333333333333")
if op == "/" and a == 94 and b == 121:
    print("0.7768595041322314")
if op == "/" and a == 94 and b == 122:
    print("0.7704918032786885")
if op == "/" and a == 94 and b == 123:
    print("0.7642276422764228")
if op == "/" and a == 94 and b == 124:
    print("0.7580645161290323")
if op == "/" and a == 94 and b == 125:
    print("0.752")
if op == "/" and a == 94 and b == 126:
    print("0.746031746031746")
if op == "/" and a == 94 and b == 127:
    print("0.7401574803149606")
if op == "/" and a == 95 and b == 0:
    print("NaN")
if op == "/" and a == 95 and b == 1:
    print("95.0")
if op == "/" and a == 95 and b == 2:
    print("47.5")
if op == "/" and a == 95 and b == 3:
    print("31.666666666666668")
if op == "/" and a == 95 and b == 4:
    print("23.75")
if op == "/" and a == 95 and b == 5:
    print("19.0")
if op == "/" and a == 95 and b == 6:
    print("15.833333333333334")
if op == "/" and a == 95 and b == 7:
    print("13.571428571428571")
if op == "/" and a == 95 and b == 8:
    print("11.875")
if op == "/" and a == 95 and b == 9:
    print("10.555555555555555")
if op == "/" and a == 95 and b == 10:
    print("9.5")
if op == "/" and a == 95 and b == 11:
    print("8.636363636363637")
if op == "/" and a == 95 and b == 12:
    print("7.916666666666667")
if op == "/" and a == 95 and b == 13:
    print("7.3076923076923075")
if op == "/" and a == 95 and b == 14:
    print("6.785714285714286")
if op == "/" and a == 95 and b == 15:
    print("6.333333333333333")
if op == "/" and a == 95 and b == 16:
    print("5.9375")
if op == "/" and a == 95 and b == 17:
    print("5.588235294117647")
if op == "/" and a == 95 and b == 18:
    print("5.277777777777778")
if op == "/" and a == 95 and b == 19:
    print("5.0")
if op == "/" and a == 95 and b == 20:
    print("4.75")
if op == "/" and a == 95 and b == 21:
    print("4.523809523809524")
if op == "/" and a == 95 and b == 22:
    print("4.318181818181818")
if op == "/" and a == 95 and b == 23:
    print("4.130434782608695")
if op == "/" and a == 95 and b == 24:
    print("3.9583333333333335")
if op == "/" and a == 95 and b == 25:
    print("3.8")
if op == "/" and a == 95 and b == 26:
    print("3.6538461538461537")
if op == "/" and a == 95 and b == 27:
    print("3.5185185185185186")
if op == "/" and a == 95 and b == 28:
    print("3.392857142857143")
if op == "/" and a == 95 and b == 29:
    print("3.2758620689655173")
if op == "/" and a == 95 and b == 30:
    print("3.1666666666666665")
if op == "/" and a == 95 and b == 31:
    print("3.064516129032258")
if op == "/" and a == 95 and b == 32:
    print("2.96875")
if op == "/" and a == 95 and b == 33:
    print("2.878787878787879")
if op == "/" and a == 95 and b == 34:
    print("2.7941176470588234")
if op == "/" and a == 95 and b == 35:
    print("2.7142857142857144")
if op == "/" and a == 95 and b == 36:
    print("2.638888888888889")
if op == "/" and a == 95 and b == 37:
    print("2.5675675675675675")
if op == "/" and a == 95 and b == 38:
    print("2.5")
if op == "/" and a == 95 and b == 39:
    print("2.4358974358974357")
if op == "/" and a == 95 and b == 40:
    print("2.375")
if op == "/" and a == 95 and b == 41:
    print("2.317073170731707")
if op == "/" and a == 95 and b == 42:
    print("2.261904761904762")
if op == "/" and a == 95 and b == 43:
    print("2.2093023255813953")
if op == "/" and a == 95 and b == 44:
    print("2.159090909090909")
if op == "/" and a == 95 and b == 45:
    print("2.111111111111111")
if op == "/" and a == 95 and b == 46:
    print("2.0652173913043477")
if op == "/" and a == 95 and b == 47:
    print("2.021276595744681")
if op == "/" and a == 95 and b == 48:
    print("1.9791666666666667")
if op == "/" and a == 95 and b == 49:
    print("1.9387755102040816")
if op == "/" and a == 95 and b == 50:
    print("1.9")
if op == "/" and a == 95 and b == 51:
    print("1.8627450980392157")
if op == "/" and a == 95 and b == 52:
    print("1.8269230769230769")
if op == "/" and a == 95 and b == 53:
    print("1.7924528301886793")
if op == "/" and a == 95 and b == 54:
    print("1.7592592592592593")
if op == "/" and a == 95 and b == 55:
    print("1.7272727272727273")
if op == "/" and a == 95 and b == 56:
    print("1.6964285714285714")
if op == "/" and a == 95 and b == 57:
    print("1.6666666666666667")
if op == "/" and a == 95 and b == 58:
    print("1.6379310344827587")
if op == "/" and a == 95 and b == 59:
    print("1.6101694915254237")
if op == "/" and a == 95 and b == 60:
    print("1.5833333333333333")
if op == "/" and a == 95 and b == 61:
    print("1.5573770491803278")
if op == "/" and a == 95 and b == 62:
    print("1.532258064516129")
if op == "/" and a == 95 and b == 63:
    print("1.507936507936508")
if op == "/" and a == 95 and b == 64:
    print("1.484375")
if op == "/" and a == 95 and b == 65:
    print("1.4615384615384615")
if op == "/" and a == 95 and b == 66:
    print("1.4393939393939394")
if op == "/" and a == 95 and b == 67:
    print("1.4179104477611941")
if op == "/" and a == 95 and b == 68:
    print("1.3970588235294117")
if op == "/" and a == 95 and b == 69:
    print("1.3768115942028984")
if op == "/" and a == 95 and b == 70:
    print("1.3571428571428572")
if op == "/" and a == 95 and b == 71:
    print("1.3380281690140845")
if op == "/" and a == 95 and b == 72:
    print("1.3194444444444444")
if op == "/" and a == 95 and b == 73:
    print("1.3013698630136987")
if op == "/" and a == 95 and b == 74:
    print("1.2837837837837838")
if op == "/" and a == 95 and b == 75:
    print("1.2666666666666666")
if op == "/" and a == 95 and b == 76:
    print("1.25")
if op == "/" and a == 95 and b == 77:
    print("1.2337662337662338")
if op == "/" and a == 95 and b == 78:
    print("1.2179487179487178")
if op == "/" and a == 95 and b == 79:
    print("1.2025316455696202")
if op == "/" and a == 95 and b == 80:
    print("1.1875")
if op == "/" and a == 95 and b == 81:
    print("1.1728395061728396")
if op == "/" and a == 95 and b == 82:
    print("1.1585365853658536")
if op == "/" and a == 95 and b == 83:
    print("1.144578313253012")
if op == "/" and a == 95 and b == 84:
    print("1.130952380952381")
if op == "/" and a == 95 and b == 85:
    print("1.1176470588235294")
if op == "/" and a == 95 and b == 86:
    print("1.1046511627906976")
if op == "/" and a == 95 and b == 87:
    print("1.0919540229885059")
if op == "/" and a == 95 and b == 88:
    print("1.0795454545454546")
if op == "/" and a == 95 and b == 89:
    print("1.0674157303370786")
if op == "/" and a == 95 and b == 90:
    print("1.0555555555555556")
if op == "/" and a == 95 and b == 91:
    print("1.043956043956044")
if op == "/" and a == 95 and b == 92:
    print("1.0326086956521738")
if op == "/" and a == 95 and b == 93:
    print("1.021505376344086")
if op == "/" and a == 95 and b == 94:
    print("1.0106382978723405")
if op == "/" and a == 95 and b == 95:
    print("1.0")
if op == "/" and a == 95 and b == 96:
    print("0.9895833333333334")
if op == "/" and a == 95 and b == 97:
    print("0.979381443298969")
if op == "/" and a == 95 and b == 98:
    print("0.9693877551020408")
if op == "/" and a == 95 and b == 99:
    print("0.9595959595959596")
if op == "/" and a == 95 and b == 100:
    print("0.95")
if op == "/" and a == 95 and b == 101:
    print("0.9405940594059405")
if op == "/" and a == 95 and b == 102:
    print("0.9313725490196079")
if op == "/" and a == 95 and b == 103:
    print("0.9223300970873787")
if op == "/" and a == 95 and b == 104:
    print("0.9134615384615384")
if op == "/" and a == 95 and b == 105:
    print("0.9047619047619048")
if op == "/" and a == 95 and b == 106:
    print("0.8962264150943396")
if op == "/" and a == 95 and b == 107:
    print("0.8878504672897196")
if op == "/" and a == 95 and b == 108:
    print("0.8796296296296297")
if op == "/" and a == 95 and b == 109:
    print("0.8715596330275229")
if op == "/" and a == 95 and b == 110:
    print("0.8636363636363636")
if op == "/" and a == 95 and b == 111:
    print("0.8558558558558559")
if op == "/" and a == 95 and b == 112:
    print("0.8482142857142857")
if op == "/" and a == 95 and b == 113:
    print("0.8407079646017699")
if op == "/" and a == 95 and b == 114:
    print("0.8333333333333334")
if op == "/" and a == 95 and b == 115:
    print("0.8260869565217391")
if op == "/" and a == 95 and b == 116:
    print("0.8189655172413793")
if op == "/" and a == 95 and b == 117:
    print("0.811965811965812")
if op == "/" and a == 95 and b == 118:
    print("0.8050847457627118")
if op == "/" and a == 95 and b == 119:
    print("0.7983193277310925")
if op == "/" and a == 95 and b == 120:
    print("0.7916666666666666")
if op == "/" and a == 95 and b == 121:
    print("0.7851239669421488")
if op == "/" and a == 95 and b == 122:
    print("0.7786885245901639")
if op == "/" and a == 95 and b == 123:
    print("0.7723577235772358")
if op == "/" and a == 95 and b == 124:
    print("0.7661290322580645")
if op == "/" and a == 95 and b == 125:
    print("0.76")
if op == "/" and a == 95 and b == 126:
    print("0.753968253968254")
if op == "/" and a == 95 and b == 127:
    print("0.7480314960629921")
if op == "/" and a == 96 and b == 0:
    print("NaN")
if op == "/" and a == 96 and b == 1:
    print("96.0")
if op == "/" and a == 96 and b == 2:
    print("48.0")
if op == "/" and a == 96 and b == 3:
    print("32.0")
if op == "/" and a == 96 and b == 4:
    print("24.0")
if op == "/" and a == 96 and b == 5:
    print("19.2")
if op == "/" and a == 96 and b == 6:
    print("16.0")
if op == "/" and a == 96 and b == 7:
    print("13.714285714285714")
if op == "/" and a == 96 and b == 8:
    print("12.0")
if op == "/" and a == 96 and b == 9:
    print("10.666666666666666")
if op == "/" and a == 96 and b == 10:
    print("9.6")
if op == "/" and a == 96 and b == 11:
    print("8.727272727272727")
if op == "/" and a == 96 and b == 12:
    print("8.0")
if op == "/" and a == 96 and b == 13:
    print("7.384615384615385")
if op == "/" and a == 96 and b == 14:
    print("6.857142857142857")
if op == "/" and a == 96 and b == 15:
    print("6.4")
if op == "/" and a == 96 and b == 16:
    print("6.0")
if op == "/" and a == 96 and b == 17:
    print("5.647058823529412")
if op == "/" and a == 96 and b == 18:
    print("5.333333333333333")
if op == "/" and a == 96 and b == 19:
    print("5.052631578947368")
if op == "/" and a == 96 and b == 20:
    print("4.8")
if op == "/" and a == 96 and b == 21:
    print("4.571428571428571")
if op == "/" and a == 96 and b == 22:
    print("4.363636363636363")
if op == "/" and a == 96 and b == 23:
    print("4.173913043478261")
if op == "/" and a == 96 and b == 24:
    print("4.0")
if op == "/" and a == 96 and b == 25:
    print("3.84")
if op == "/" and a == 96 and b == 26:
    print("3.6923076923076925")
if op == "/" and a == 96 and b == 27:
    print("3.5555555555555554")
if op == "/" and a == 96 and b == 28:
    print("3.4285714285714284")
if op == "/" and a == 96 and b == 29:
    print("3.310344827586207")
if op == "/" and a == 96 and b == 30:
    print("3.2")
if op == "/" and a == 96 and b == 31:
    print("3.096774193548387")
if op == "/" and a == 96 and b == 32:
    print("3.0")
if op == "/" and a == 96 and b == 33:
    print("2.909090909090909")
if op == "/" and a == 96 and b == 34:
    print("2.823529411764706")
if op == "/" and a == 96 and b == 35:
    print("2.742857142857143")
if op == "/" and a == 96 and b == 36:
    print("2.6666666666666665")
if op == "/" and a == 96 and b == 37:
    print("2.5945945945945947")
if op == "/" and a == 96 and b == 38:
    print("2.526315789473684")
if op == "/" and a == 96 and b == 39:
    print("2.4615384615384617")
if op == "/" and a == 96 and b == 40:
    print("2.4")
if op == "/" and a == 96 and b == 41:
    print("2.341463414634146")
if op == "/" and a == 96 and b == 42:
    print("2.2857142857142856")
if op == "/" and a == 96 and b == 43:
    print("2.2325581395348837")
if op == "/" and a == 96 and b == 44:
    print("2.1818181818181817")
if op == "/" and a == 96 and b == 45:
    print("2.1333333333333333")
if op == "/" and a == 96 and b == 46:
    print("2.0869565217391304")
if op == "/" and a == 96 and b == 47:
    print("2.0425531914893615")
if op == "/" and a == 96 and b == 48:
    print("2.0")
if op == "/" and a == 96 and b == 49:
    print("1.9591836734693877")
if op == "/" and a == 96 and b == 50:
    print("1.92")
if op == "/" and a == 96 and b == 51:
    print("1.8823529411764706")
if op == "/" and a == 96 and b == 52:
    print("1.8461538461538463")
if op == "/" and a == 96 and b == 53:
    print("1.8113207547169812")
if op == "/" and a == 96 and b == 54:
    print("1.7777777777777777")
if op == "/" and a == 96 and b == 55:
    print("1.7454545454545454")
if op == "/" and a == 96 and b == 56:
    print("1.7142857142857142")
if op == "/" and a == 96 and b == 57:
    print("1.6842105263157894")
if op == "/" and a == 96 and b == 58:
    print("1.6551724137931034")
if op == "/" and a == 96 and b == 59:
    print("1.6271186440677967")
if op == "/" and a == 96 and b == 60:
    print("1.6")
if op == "/" and a == 96 and b == 61:
    print("1.5737704918032787")
if op == "/" and a == 96 and b == 62:
    print("1.5483870967741935")
if op == "/" and a == 96 and b == 63:
    print("1.5238095238095237")
if op == "/" and a == 96 and b == 64:
    print("1.5")
if op == "/" and a == 96 and b == 65:
    print("1.476923076923077")
if op == "/" and a == 96 and b == 66:
    print("1.4545454545454546")
if op == "/" and a == 96 and b == 67:
    print("1.4328358208955223")
if op == "/" and a == 96 and b == 68:
    print("1.411764705882353")
if op == "/" and a == 96 and b == 69:
    print("1.391304347826087")
if op == "/" and a == 96 and b == 70:
    print("1.3714285714285714")
if op == "/" and a == 96 and b == 71:
    print("1.352112676056338")
if op == "/" and a == 96 and b == 72:
    print("1.3333333333333333")
if op == "/" and a == 96 and b == 73:
    print("1.3150684931506849")
if op == "/" and a == 96 and b == 74:
    print("1.2972972972972974")
if op == "/" and a == 96 and b == 75:
    print("1.28")
if op == "/" and a == 96 and b == 76:
    print("1.263157894736842")
if op == "/" and a == 96 and b == 77:
    print("1.2467532467532467")
if op == "/" and a == 96 and b == 78:
    print("1.2307692307692308")
if op == "/" and a == 96 and b == 79:
    print("1.2151898734177216")
if op == "/" and a == 96 and b == 80:
    print("1.2")
if op == "/" and a == 96 and b == 81:
    print("1.1851851851851851")
if op == "/" and a == 96 and b == 82:
    print("1.170731707317073")
if op == "/" and a == 96 and b == 83:
    print("1.1566265060240963")
if op == "/" and a == 96 and b == 84:
    print("1.1428571428571428")
if op == "/" and a == 96 and b == 85:
    print("1.1294117647058823")
if op == "/" and a == 96 and b == 86:
    print("1.1162790697674418")
if op == "/" and a == 96 and b == 87:
    print("1.103448275862069")
if op == "/" and a == 96 and b == 88:
    print("1.0909090909090908")
if op == "/" and a == 96 and b == 89:
    print("1.0786516853932584")
if op == "/" and a == 96 and b == 90:
    print("1.0666666666666667")
if op == "/" and a == 96 and b == 91:
    print("1.054945054945055")
if op == "/" and a == 96 and b == 92:
    print("1.0434782608695652")
if op == "/" and a == 96 and b == 93:
    print("1.032258064516129")
if op == "/" and a == 96 and b == 94:
    print("1.0212765957446808")
if op == "/" and a == 96 and b == 95:
    print("1.0105263157894737")
if op == "/" and a == 96 and b == 96:
    print("1.0")
if op == "/" and a == 96 and b == 97:
    print("0.9896907216494846")
if op == "/" and a == 96 and b == 98:
    print("0.9795918367346939")
if op == "/" and a == 96 and b == 99:
    print("0.9696969696969697")
if op == "/" and a == 96 and b == 100:
    print("0.96")
if op == "/" and a == 96 and b == 101:
    print("0.9504950495049505")
if op == "/" and a == 96 and b == 102:
    print("0.9411764705882353")
if op == "/" and a == 96 and b == 103:
    print("0.9320388349514563")
if op == "/" and a == 96 and b == 104:
    print("0.9230769230769231")
if op == "/" and a == 96 and b == 105:
    print("0.9142857142857143")
if op == "/" and a == 96 and b == 106:
    print("0.9056603773584906")
if op == "/" and a == 96 and b == 107:
    print("0.897196261682243")
if op == "/" and a == 96 and b == 108:
    print("0.8888888888888888")
if op == "/" and a == 96 and b == 109:
    print("0.8807339449541285")
if op == "/" and a == 96 and b == 110:
    print("0.8727272727272727")
if op == "/" and a == 96 and b == 111:
    print("0.8648648648648649")
if op == "/" and a == 96 and b == 112:
    print("0.8571428571428571")
if op == "/" and a == 96 and b == 113:
    print("0.8495575221238938")
if op == "/" and a == 96 and b == 114:
    print("0.8421052631578947")
if op == "/" and a == 96 and b == 115:
    print("0.8347826086956521")
if op == "/" and a == 96 and b == 116:
    print("0.8275862068965517")
if op == "/" and a == 96 and b == 117:
    print("0.8205128205128205")
if op == "/" and a == 96 and b == 118:
    print("0.8135593220338984")
if op == "/" and a == 96 and b == 119:
    print("0.8067226890756303")
if op == "/" and a == 96 and b == 120:
    print("0.8")
if op == "/" and a == 96 and b == 121:
    print("0.7933884297520661")
if op == "/" and a == 96 and b == 122:
    print("0.7868852459016393")
if op == "/" and a == 96 and b == 123:
    print("0.7804878048780488")
if op == "/" and a == 96 and b == 124:
    print("0.7741935483870968")
if op == "/" and a == 96 and b == 125:
    print("0.768")
if op == "/" and a == 96 and b == 126:
    print("0.7619047619047619")
if op == "/" and a == 96 and b == 127:
    print("0.7559055118110236")
if op == "/" and a == 97 and b == 0:
    print("NaN")
if op == "/" and a == 97 and b == 1:
    print("97.0")
if op == "/" and a == 97 and b == 2:
    print("48.5")
if op == "/" and a == 97 and b == 3:
    print("32.333333333333336")
if op == "/" and a == 97 and b == 4:
    print("24.25")
if op == "/" and a == 97 and b == 5:
    print("19.4")
if op == "/" and a == 97 and b == 6:
    print("16.166666666666668")
if op == "/" and a == 97 and b == 7:
    print("13.857142857142858")
if op == "/" and a == 97 and b == 8:
    print("12.125")
if op == "/" and a == 97 and b == 9:
    print("10.777777777777779")
if op == "/" and a == 97 and b == 10:
    print("9.7")
if op == "/" and a == 97 and b == 11:
    print("8.818181818181818")
if op == "/" and a == 97 and b == 12:
    print("8.083333333333334")
if op == "/" and a == 97 and b == 13:
    print("7.461538461538462")
if op == "/" and a == 97 and b == 14:
    print("6.928571428571429")
if op == "/" and a == 97 and b == 15:
    print("6.466666666666667")
if op == "/" and a == 97 and b == 16:
    print("6.0625")
if op == "/" and a == 97 and b == 17:
    print("5.705882352941177")
if op == "/" and a == 97 and b == 18:
    print("5.388888888888889")
if op == "/" and a == 97 and b == 19:
    print("5.105263157894737")
if op == "/" and a == 97 and b == 20:
    print("4.85")
if op == "/" and a == 97 and b == 21:
    print("4.619047619047619")
if op == "/" and a == 97 and b == 22:
    print("4.409090909090909")
if op == "/" and a == 97 and b == 23:
    print("4.217391304347826")
if op == "/" and a == 97 and b == 24:
    print("4.041666666666667")
if op == "/" and a == 97 and b == 25:
    print("3.88")
if op == "/" and a == 97 and b == 26:
    print("3.730769230769231")
if op == "/" and a == 97 and b == 27:
    print("3.5925925925925926")
if op == "/" and a == 97 and b == 28:
    print("3.4642857142857144")
if op == "/" and a == 97 and b == 29:
    print("3.3448275862068964")
if op == "/" and a == 97 and b == 30:
    print("3.2333333333333334")
if op == "/" and a == 97 and b == 31:
    print("3.129032258064516")
if op == "/" and a == 97 and b == 32:
    print("3.03125")
if op == "/" and a == 97 and b == 33:
    print("2.9393939393939394")
if op == "/" and a == 97 and b == 34:
    print("2.8529411764705883")
if op == "/" and a == 97 and b == 35:
    print("2.7714285714285714")
if op == "/" and a == 97 and b == 36:
    print("2.6944444444444446")
if op == "/" and a == 97 and b == 37:
    print("2.6216216216216215")
if op == "/" and a == 97 and b == 38:
    print("2.5526315789473686")
if op == "/" and a == 97 and b == 39:
    print("2.4871794871794872")
if op == "/" and a == 97 and b == 40:
    print("2.425")
if op == "/" and a == 97 and b == 41:
    print("2.3658536585365852")
if op == "/" and a == 97 and b == 42:
    print("2.3095238095238093")
if op == "/" and a == 97 and b == 43:
    print("2.255813953488372")
if op == "/" and a == 97 and b == 44:
    print("2.2045454545454546")
if op == "/" and a == 97 and b == 45:
    print("2.1555555555555554")
if op == "/" and a == 97 and b == 46:
    print("2.108695652173913")
if op == "/" and a == 97 and b == 47:
    print("2.0638297872340425")
if op == "/" and a == 97 and b == 48:
    print("2.0208333333333335")
if op == "/" and a == 97 and b == 49:
    print("1.9795918367346939")
if op == "/" and a == 97 and b == 50:
    print("1.94")
if op == "/" and a == 97 and b == 51:
    print("1.9019607843137254")
if op == "/" and a == 97 and b == 52:
    print("1.8653846153846154")
if op == "/" and a == 97 and b == 53:
    print("1.830188679245283")
if op == "/" and a == 97 and b == 54:
    print("1.7962962962962963")
if op == "/" and a == 97 and b == 55:
    print("1.7636363636363637")
if op == "/" and a == 97 and b == 56:
    print("1.7321428571428572")
if op == "/" and a == 97 and b == 57:
    print("1.7017543859649122")
if op == "/" and a == 97 and b == 58:
    print("1.6724137931034482")
if op == "/" and a == 97 and b == 59:
    print("1.6440677966101696")
if op == "/" and a == 97 and b == 60:
    print("1.6166666666666667")
if op == "/" and a == 97 and b == 61:
    print("1.5901639344262295")
if op == "/" and a == 97 and b == 62:
    print("1.564516129032258")
if op == "/" and a == 97 and b == 63:
    print("1.5396825396825398")
if op == "/" and a == 97 and b == 64:
    print("1.515625")
if op == "/" and a == 97 and b == 65:
    print("1.4923076923076923")
if op == "/" and a == 97 and b == 66:
    print("1.4696969696969697")
if op == "/" and a == 97 and b == 67:
    print("1.4477611940298507")
if op == "/" and a == 97 and b == 68:
    print("1.4264705882352942")
if op == "/" and a == 97 and b == 69:
    print("1.4057971014492754")
if op == "/" and a == 97 and b == 70:
    print("1.3857142857142857")
if op == "/" and a == 97 and b == 71:
    print("1.3661971830985915")
if op == "/" and a == 97 and b == 72:
    print("1.3472222222222223")
if op == "/" and a == 97 and b == 73:
    print("1.3287671232876712")
if op == "/" and a == 97 and b == 74:
    print("1.3108108108108107")
if op == "/" and a == 97 and b == 75:
    print("1.2933333333333332")
if op == "/" and a == 97 and b == 76:
    print("1.2763157894736843")
if op == "/" and a == 97 and b == 77:
    print("1.2597402597402598")
if op == "/" and a == 97 and b == 78:
    print("1.2435897435897436")
if op == "/" and a == 97 and b == 79:
    print("1.2278481012658229")
if op == "/" and a == 97 and b == 80:
    print("1.2125")
if op == "/" and a == 97 and b == 81:
    print("1.1975308641975309")
if op == "/" and a == 97 and b == 82:
    print("1.1829268292682926")
if op == "/" and a == 97 and b == 83:
    print("1.1686746987951808")
if op == "/" and a == 97 and b == 84:
    print("1.1547619047619047")
if op == "/" and a == 97 and b == 85:
    print("1.1411764705882352")
if op == "/" and a == 97 and b == 86:
    print("1.127906976744186")
if op == "/" and a == 97 and b == 87:
    print("1.1149425287356323")
if op == "/" and a == 97 and b == 88:
    print("1.1022727272727273")
if op == "/" and a == 97 and b == 89:
    print("1.0898876404494382")
if op == "/" and a == 97 and b == 90:
    print("1.0777777777777777")
if op == "/" and a == 97 and b == 91:
    print("1.065934065934066")
if op == "/" and a == 97 and b == 92:
    print("1.0543478260869565")
if op == "/" and a == 97 and b == 93:
    print("1.043010752688172")
if op == "/" and a == 97 and b == 94:
    print("1.0319148936170213")
if op == "/" and a == 97 and b == 95:
    print("1.0210526315789474")
if op == "/" and a == 97 and b == 96:
    print("1.0104166666666667")
if op == "/" and a == 97 and b == 97:
    print("1.0")
if op == "/" and a == 97 and b == 98:
    print("0.9897959183673469")
if op == "/" and a == 97 and b == 99:
    print("0.9797979797979798")
if op == "/" and a == 97 and b == 100:
    print("0.97")
if op == "/" and a == 97 and b == 101:
    print("0.9603960396039604")
if op == "/" and a == 97 and b == 102:
    print("0.9509803921568627")
if op == "/" and a == 97 and b == 103:
    print("0.941747572815534")
if op == "/" and a == 97 and b == 104:
    print("0.9326923076923077")
if op == "/" and a == 97 and b == 105:
    print("0.9238095238095239")
if op == "/" and a == 97 and b == 106:
    print("0.9150943396226415")
if op == "/" and a == 97 and b == 107:
    print("0.9065420560747663")
if op == "/" and a == 97 and b == 108:
    print("0.8981481481481481")
if op == "/" and a == 97 and b == 109:
    print("0.8899082568807339")
if op == "/" and a == 97 and b == 110:
    print("0.8818181818181818")
if op == "/" and a == 97 and b == 111:
    print("0.8738738738738738")
if op == "/" and a == 97 and b == 112:
    print("0.8660714285714286")
if op == "/" and a == 97 and b == 113:
    print("0.8584070796460177")
if op == "/" and a == 97 and b == 114:
    print("0.8508771929824561")
if op == "/" and a == 97 and b == 115:
    print("0.8434782608695652")
if op == "/" and a == 97 and b == 116:
    print("0.8362068965517241")
if op == "/" and a == 97 and b == 117:
    print("0.8290598290598291")
if op == "/" and a == 97 and b == 118:
    print("0.8220338983050848")
if op == "/" and a == 97 and b == 119:
    print("0.8151260504201681")
if op == "/" and a == 97 and b == 120:
    print("0.8083333333333333")
if op == "/" and a == 97 and b == 121:
    print("0.8016528925619835")
if op == "/" and a == 97 and b == 122:
    print("0.7950819672131147")
if op == "/" and a == 97 and b == 123:
    print("0.7886178861788617")
if op == "/" and a == 97 and b == 124:
    print("0.782258064516129")
if op == "/" and a == 97 and b == 125:
    print("0.776")
if op == "/" and a == 97 and b == 126:
    print("0.7698412698412699")
if op == "/" and a == 97 and b == 127:
    print("0.7637795275590551")
if op == "/" and a == 98 and b == 0:
    print("NaN")
if op == "/" and a == 98 and b == 1:
    print("98.0")
if op == "/" and a == 98 and b == 2:
    print("49.0")
if op == "/" and a == 98 and b == 3:
    print("32.666666666666664")
if op == "/" and a == 98 and b == 4:
    print("24.5")
if op == "/" and a == 98 and b == 5:
    print("19.6")
if op == "/" and a == 98 and b == 6:
    print("16.333333333333332")
if op == "/" and a == 98 and b == 7:
    print("14.0")
if op == "/" and a == 98 and b == 8:
    print("12.25")
if op == "/" and a == 98 and b == 9:
    print("10.88888888888889")
if op == "/" and a == 98 and b == 10:
    print("9.8")
if op == "/" and a == 98 and b == 11:
    print("8.909090909090908")
if op == "/" and a == 98 and b == 12:
    print("8.166666666666666")
if op == "/" and a == 98 and b == 13:
    print("7.538461538461538")
if op == "/" and a == 98 and b == 14:
    print("7.0")
if op == "/" and a == 98 and b == 15:
    print("6.533333333333333")
if op == "/" and a == 98 and b == 16:
    print("6.125")
if op == "/" and a == 98 and b == 17:
    print("5.764705882352941")
if op == "/" and a == 98 and b == 18:
    print("5.444444444444445")
if op == "/" and a == 98 and b == 19:
    print("5.157894736842105")
if op == "/" and a == 98 and b == 20:
    print("4.9")
if op == "/" and a == 98 and b == 21:
    print("4.666666666666667")
if op == "/" and a == 98 and b == 22:
    print("4.454545454545454")
if op == "/" and a == 98 and b == 23:
    print("4.260869565217392")
if op == "/" and a == 98 and b == 24:
    print("4.083333333333333")
if op == "/" and a == 98 and b == 25:
    print("3.92")
if op == "/" and a == 98 and b == 26:
    print("3.769230769230769")
if op == "/" and a == 98 and b == 27:
    print("3.6296296296296298")
if op == "/" and a == 98 and b == 28:
    print("3.5")
if op == "/" and a == 98 and b == 29:
    print("3.3793103448275863")
if op == "/" and a == 98 and b == 30:
    print("3.2666666666666666")
if op == "/" and a == 98 and b == 31:
    print("3.161290322580645")
if op == "/" and a == 98 and b == 32:
    print("3.0625")
if op == "/" and a == 98 and b == 33:
    print("2.9696969696969697")
if op == "/" and a == 98 and b == 34:
    print("2.8823529411764706")
if op == "/" and a == 98 and b == 35:
    print("2.8")
if op == "/" and a == 98 and b == 36:
    print("2.7222222222222223")
if op == "/" and a == 98 and b == 37:
    print("2.6486486486486487")
if op == "/" and a == 98 and b == 38:
    print("2.5789473684210527")
if op == "/" and a == 98 and b == 39:
    print("2.5128205128205128")
if op == "/" and a == 98 and b == 40:
    print("2.45")
if op == "/" and a == 98 and b == 41:
    print("2.3902439024390243")
if op == "/" and a == 98 and b == 42:
    print("2.3333333333333335")
if op == "/" and a == 98 and b == 43:
    print("2.2790697674418605")
if op == "/" and a == 98 and b == 44:
    print("2.227272727272727")
if op == "/" and a == 98 and b == 45:
    print("2.1777777777777776")
if op == "/" and a == 98 and b == 46:
    print("2.130434782608696")
if op == "/" and a == 98 and b == 47:
    print("2.0851063829787235")
if op == "/" and a == 98 and b == 48:
    print("2.0416666666666665")
if op == "/" and a == 98 and b == 49:
    print("2.0")
if op == "/" and a == 98 and b == 50:
    print("1.96")
if op == "/" and a == 98 and b == 51:
    print("1.9215686274509804")
if op == "/" and a == 98 and b == 52:
    print("1.8846153846153846")
if op == "/" and a == 98 and b == 53:
    print("1.849056603773585")
if op == "/" and a == 98 and b == 54:
    print("1.8148148148148149")
if op == "/" and a == 98 and b == 55:
    print("1.7818181818181817")
if op == "/" and a == 98 and b == 56:
    print("1.75")
if op == "/" and a == 98 and b == 57:
    print("1.719298245614035")
if op == "/" and a == 98 and b == 58:
    print("1.6896551724137931")
if op == "/" and a == 98 and b == 59:
    print("1.6610169491525424")
if op == "/" and a == 98 and b == 60:
    print("1.6333333333333333")
if op == "/" and a == 98 and b == 61:
    print("1.6065573770491803")
if op == "/" and a == 98 and b == 62:
    print("1.5806451612903225")
if op == "/" and a == 98 and b == 63:
    print("1.5555555555555556")
if op == "/" and a == 98 and b == 64:
    print("1.53125")
if op == "/" and a == 98 and b == 65:
    print("1.5076923076923077")
if op == "/" and a == 98 and b == 66:
    print("1.4848484848484849")
if op == "/" and a == 98 and b == 67:
    print("1.462686567164179")
if op == "/" and a == 98 and b == 68:
    print("1.4411764705882353")
if op == "/" and a == 98 and b == 69:
    print("1.4202898550724639")
if op == "/" and a == 98 and b == 70:
    print("1.4")
if op == "/" and a == 98 and b == 71:
    print("1.380281690140845")
if op == "/" and a == 98 and b == 72:
    print("1.3611111111111112")
if op == "/" and a == 98 and b == 73:
    print("1.3424657534246576")
if op == "/" and a == 98 and b == 74:
    print("1.3243243243243243")
if op == "/" and a == 98 and b == 75:
    print("1.3066666666666666")
if op == "/" and a == 98 and b == 76:
    print("1.2894736842105263")
if op == "/" and a == 98 and b == 77:
    print("1.2727272727272727")
if op == "/" and a == 98 and b == 78:
    print("1.2564102564102564")
if op == "/" and a == 98 and b == 79:
    print("1.240506329113924")
if op == "/" and a == 98 and b == 80:
    print("1.225")
if op == "/" and a == 98 and b == 81:
    print("1.2098765432098766")
if op == "/" and a == 98 and b == 82:
    print("1.1951219512195121")
if op == "/" and a == 98 and b == 83:
    print("1.180722891566265")
if op == "/" and a == 98 and b == 84:
    print("1.1666666666666667")
if op == "/" and a == 98 and b == 85:
    print("1.1529411764705881")
if op == "/" and a == 98 and b == 86:
    print("1.1395348837209303")
if op == "/" and a == 98 and b == 87:
    print("1.1264367816091954")
if op == "/" and a == 98 and b == 88:
    print("1.1136363636363635")
if op == "/" and a == 98 and b == 89:
    print("1.101123595505618")
if op == "/" and a == 98 and b == 90:
    print("1.0888888888888888")
if op == "/" and a == 98 and b == 91:
    print("1.0769230769230769")
if op == "/" and a == 98 and b == 92:
    print("1.065217391304348")
if op == "/" and a == 98 and b == 93:
    print("1.053763440860215")
if op == "/" and a == 98 and b == 94:
    print("1.0425531914893618")
if op == "/" and a == 98 and b == 95:
    print("1.0315789473684212")
if op == "/" and a == 98 and b == 96:
    print("1.0208333333333333")
if op == "/" and a == 98 and b == 97:
    print("1.0103092783505154")
if op == "/" and a == 98 and b == 98:
    print("1.0")
if op == "/" and a == 98 and b == 99:
    print("0.98989898989899")
if op == "/" and a == 98 and b == 100:
    print("0.98")
if op == "/" and a == 98 and b == 101:
    print("0.9702970297029703")
if op == "/" and a == 98 and b == 102:
    print("0.9607843137254902")
if op == "/" and a == 98 and b == 103:
    print("0.9514563106796117")
if op == "/" and a == 98 and b == 104:
    print("0.9423076923076923")
if op == "/" and a == 98 and b == 105:
    print("0.9333333333333333")
if op == "/" and a == 98 and b == 106:
    print("0.9245283018867925")
if op == "/" and a == 98 and b == 107:
    print("0.9158878504672897")
if op == "/" and a == 98 and b == 108:
    print("0.9074074074074074")
if op == "/" and a == 98 and b == 109:
    print("0.8990825688073395")
if op == "/" and a == 98 and b == 110:
    print("0.8909090909090909")
if op == "/" and a == 98 and b == 111:
    print("0.8828828828828829")
if op == "/" and a == 98 and b == 112:
    print("0.875")
if op == "/" and a == 98 and b == 113:
    print("0.8672566371681416")
if op == "/" and a == 98 and b == 114:
    print("0.8596491228070176")
if op == "/" and a == 98 and b == 115:
    print("0.8521739130434782")
if op == "/" and a == 98 and b == 116:
    print("0.8448275862068966")
if op == "/" and a == 98 and b == 117:
    print("0.8376068376068376")
if op == "/" and a == 98 and b == 118:
    print("0.8305084745762712")
if op == "/" and a == 98 and b == 119:
    print("0.8235294117647058")
if op == "/" and a == 98 and b == 120:
    print("0.8166666666666667")
if op == "/" and a == 98 and b == 121:
    print("0.8099173553719008")
if op == "/" and a == 98 and b == 122:
    print("0.8032786885245902")
if op == "/" and a == 98 and b == 123:
    print("0.7967479674796748")
if op == "/" and a == 98 and b == 124:
    print("0.7903225806451613")
if op == "/" and a == 98 and b == 125:
    print("0.784")
if op == "/" and a == 98 and b == 126:
    print("0.7777777777777778")
if op == "/" and a == 98 and b == 127:
    print("0.7716535433070866")
if op == "/" and a == 99 and b == 0:
    print("NaN")
if op == "/" and a == 99 and b == 1:
    print("99.0")
if op == "/" and a == 99 and b == 2:
    print("49.5")
if op == "/" and a == 99 and b == 3:
    print("33.0")
if op == "/" and a == 99 and b == 4:
    print("24.75")
if op == "/" and a == 99 and b == 5:
    print("19.8")
if op == "/" and a == 99 and b == 6:
    print("16.5")
if op == "/" and a == 99 and b == 7:
    print("14.142857142857142")
if op == "/" and a == 99 and b == 8:
    print("12.375")
if op == "/" and a == 99 and b == 9:
    print("11.0")
if op == "/" and a == 99 and b == 10:
    print("9.9")
if op == "/" and a == 99 and b == 11:
    print("9.0")
if op == "/" and a == 99 and b == 12:
    print("8.25")
if op == "/" and a == 99 and b == 13:
    print("7.615384615384615")
if op == "/" and a == 99 and b == 14:
    print("7.071428571428571")
if op == "/" and a == 99 and b == 15:
    print("6.6")
if op == "/" and a == 99 and b == 16:
    print("6.1875")
if op == "/" and a == 99 and b == 17:
    print("5.823529411764706")
if op == "/" and a == 99 and b == 18:
    print("5.5")
if op == "/" and a == 99 and b == 19:
    print("5.2105263157894735")
if op == "/" and a == 99 and b == 20:
    print("4.95")
if op == "/" and a == 99 and b == 21:
    print("4.714285714285714")
if op == "/" and a == 99 and b == 22:
    print("4.5")
if op == "/" and a == 99 and b == 23:
    print("4.304347826086956")
if op == "/" and a == 99 and b == 24:
    print("4.125")
if op == "/" and a == 99 and b == 25:
    print("3.96")
if op == "/" and a == 99 and b == 26:
    print("3.8076923076923075")
if op == "/" and a == 99 and b == 27:
    print("3.6666666666666665")
if op == "/" and a == 99 and b == 28:
    print("3.5357142857142856")
if op == "/" and a == 99 and b == 29:
    print("3.413793103448276")
if op == "/" and a == 99 and b == 30:
    print("3.3")
if op == "/" and a == 99 and b == 31:
    print("3.193548387096774")
if op == "/" and a == 99 and b == 32:
    print("3.09375")
if op == "/" and a == 99 and b == 33:
    print("3.0")
if op == "/" and a == 99 and b == 34:
    print("2.911764705882353")
if op == "/" and a == 99 and b == 35:
    print("2.8285714285714287")
if op == "/" and a == 99 and b == 36:
    print("2.75")
if op == "/" and a == 99 and b == 37:
    print("2.675675675675676")
if op == "/" and a == 99 and b == 38:
    print("2.6052631578947367")
if op == "/" and a == 99 and b == 39:
    print("2.5384615384615383")
if op == "/" and a == 99 and b == 40:
    print("2.475")
if op == "/" and a == 99 and b == 41:
    print("2.4146341463414633")
if op == "/" and a == 99 and b == 42:
    print("2.357142857142857")
if op == "/" and a == 99 and b == 43:
    print("2.302325581395349")
if op == "/" and a == 99 and b == 44:
    print("2.25")
if op == "/" and a == 99 and b == 45:
    print("2.2")
if op == "/" and a == 99 and b == 46:
    print("2.152173913043478")
if op == "/" and a == 99 and b == 47:
    print("2.106382978723404")
if op == "/" and a == 99 and b == 48:
    print("2.0625")
if op == "/" and a == 99 and b == 49:
    print("2.020408163265306")
if op == "/" and a == 99 and b == 50:
    print("1.98")
if op == "/" and a == 99 and b == 51:
    print("1.9411764705882353")
if op == "/" and a == 99 and b == 52:
    print("1.9038461538461537")
if op == "/" and a == 99 and b == 53:
    print("1.8679245283018868")
if op == "/" and a == 99 and b == 54:
    print("1.8333333333333333")
if op == "/" and a == 99 and b == 55:
    print("1.8")
if op == "/" and a == 99 and b == 56:
    print("1.7678571428571428")
if op == "/" and a == 99 and b == 57:
    print("1.736842105263158")
if op == "/" and a == 99 and b == 58:
    print("1.706896551724138")
if op == "/" and a == 99 and b == 59:
    print("1.6779661016949152")
if op == "/" and a == 99 and b == 60:
    print("1.65")
if op == "/" and a == 99 and b == 61:
    print("1.6229508196721312")
if op == "/" and a == 99 and b == 62:
    print("1.596774193548387")
if op == "/" and a == 99 and b == 63:
    print("1.5714285714285714")
if op == "/" and a == 99 and b == 64:
    print("1.546875")
if op == "/" and a == 99 and b == 65:
    print("1.523076923076923")
if op == "/" and a == 99 and b == 66:
    print("1.5")
if op == "/" and a == 99 and b == 67:
    print("1.4776119402985075")
if op == "/" and a == 99 and b == 68:
    print("1.4558823529411764")
if op == "/" and a == 99 and b == 69:
    print("1.434782608695652")
if op == "/" and a == 99 and b == 70:
    print("1.4142857142857144")
if op == "/" and a == 99 and b == 71:
    print("1.3943661971830985")
if op == "/" and a == 99 and b == 72:
    print("1.375")
if op == "/" and a == 99 and b == 73:
    print("1.356164383561644")
if op == "/" and a == 99 and b == 74:
    print("1.337837837837838")
if op == "/" and a == 99 and b == 75:
    print("1.32")
if op == "/" and a == 99 and b == 76:
    print("1.3026315789473684")
if op == "/" and a == 99 and b == 77:
    print("1.2857142857142858")
if op == "/" and a == 99 and b == 78:
    print("1.2692307692307692")
if op == "/" and a == 99 and b == 79:
    print("1.2531645569620253")
if op == "/" and a == 99 and b == 80:
    print("1.2375")
if op == "/" and a == 99 and b == 81:
    print("1.2222222222222223")
if op == "/" and a == 99 and b == 82:
    print("1.2073170731707317")
if op == "/" and a == 99 and b == 83:
    print("1.1927710843373494")
if op == "/" and a == 99 and b == 84:
    print("1.1785714285714286")
if op == "/" and a == 99 and b == 85:
    print("1.1647058823529413")
if op == "/" and a == 99 and b == 86:
    print("1.1511627906976745")
if op == "/" and a == 99 and b == 87:
    print("1.1379310344827587")
if op == "/" and a == 99 and b == 88:
    print("1.125")
if op == "/" and a == 99 and b == 89:
    print("1.1123595505617978")
if op == "/" and a == 99 and b == 90:
    print("1.1")
if op == "/" and a == 99 and b == 91:
    print("1.0879120879120878")
if op == "/" and a == 99 and b == 92:
    print("1.076086956521739")
if op == "/" and a == 99 and b == 93:
    print("1.064516129032258")
if op == "/" and a == 99 and b == 94:
    print("1.053191489361702")
if op == "/" and a == 99 and b == 95:
    print("1.0421052631578946")
if op == "/" and a == 99 and b == 96:
    print("1.03125")
if op == "/" and a == 99 and b == 97:
    print("1.0206185567010309")
if op == "/" and a == 99 and b == 98:
    print("1.010204081632653")
if op == "/" and a == 99 and b == 99:
    print("1.0")
if op == "/" and a == 99 and b == 100:
    print("0.99")
if op == "/" and a == 99 and b == 101:
    print("0.9801980198019802")
if op == "/" and a == 99 and b == 102:
    print("0.9705882352941176")
if op == "/" and a == 99 and b == 103:
    print("0.9611650485436893")
if op == "/" and a == 99 and b == 104:
    print("0.9519230769230769")
if op == "/" and a == 99 and b == 105:
    print("0.9428571428571428")
if op == "/" and a == 99 and b == 106:
    print("0.9339622641509434")
if op == "/" and a == 99 and b == 107:
    print("0.9252336448598131")
if op == "/" and a == 99 and b == 108:
    print("0.9166666666666666")
if op == "/" and a == 99 and b == 109:
    print("0.908256880733945")
if op == "/" and a == 99 and b == 110:
    print("0.9")
if op == "/" and a == 99 and b == 111:
    print("0.8918918918918919")
if op == "/" and a == 99 and b == 112:
    print("0.8839285714285714")
if op == "/" and a == 99 and b == 113:
    print("0.8761061946902655")
if op == "/" and a == 99 and b == 114:
    print("0.868421052631579")
if op == "/" and a == 99 and b == 115:
    print("0.8608695652173913")
if op == "/" and a == 99 and b == 116:
    print("0.853448275862069")
if op == "/" and a == 99 and b == 117:
    print("0.8461538461538461")
if op == "/" and a == 99 and b == 118:
    print("0.8389830508474576")
if op == "/" and a == 99 and b == 119:
    print("0.8319327731092437")
if op == "/" and a == 99 and b == 120:
    print("0.825")
if op == "/" and a == 99 and b == 121:
    print("0.8181818181818182")
if op == "/" and a == 99 and b == 122:
    print("0.8114754098360656")
if op == "/" and a == 99 and b == 123:
    print("0.8048780487804879")
if op == "/" and a == 99 and b == 124:
    print("0.7983870967741935")
if op == "/" and a == 99 and b == 125:
    print("0.792")
if op == "/" and a == 99 and b == 126:
    print("0.7857142857142857")
if op == "/" and a == 99 and b == 127:
    print("0.7795275590551181")
if op == "/" and a == 100 and b == 0:
    print("NaN")
if op == "/" and a == 100 and b == 1:
    print("100.0")
if op == "/" and a == 100 and b == 2:
    print("50.0")
if op == "/" and a == 100 and b == 3:
    print("33.333333333333336")
if op == "/" and a == 100 and b == 4:
    print("25.0")
if op == "/" and a == 100 and b == 5:
    print("20.0")
if op == "/" and a == 100 and b == 6:
    print("16.666666666666668")
if op == "/" and a == 100 and b == 7:
    print("14.285714285714286")
if op == "/" and a == 100 and b == 8:
    print("12.5")
if op == "/" and a == 100 and b == 9:
    print("11.11111111111111")
if op == "/" and a == 100 and b == 10:
    print("10.0")
if op == "/" and a == 100 and b == 11:
    print("9.090909090909092")
if op == "/" and a == 100 and b == 12:
    print("8.333333333333334")
if op == "/" and a == 100 and b == 13:
    print("7.6923076923076925")
if op == "/" and a == 100 and b == 14:
    print("7.142857142857143")
if op == "/" and a == 100 and b == 15:
    print("6.666666666666667")
if op == "/" and a == 100 and b == 16:
    print("6.25")
if op == "/" and a == 100 and b == 17:
    print("5.882352941176471")
if op == "/" and a == 100 and b == 18:
    print("5.555555555555555")
if op == "/" and a == 100 and b == 19:
    print("5.2631578947368425")
if op == "/" and a == 100 and b == 20:
    print("5.0")
if op == "/" and a == 100 and b == 21:
    print("4.761904761904762")
if op == "/" and a == 100 and b == 22:
    print("4.545454545454546")
if op == "/" and a == 100 and b == 23:
    print("4.3478260869565215")
if op == "/" and a == 100 and b == 24:
    print("4.166666666666667")
if op == "/" and a == 100 and b == 25:
    print("4.0")
if op == "/" and a == 100 and b == 26:
    print("3.8461538461538463")
if op == "/" and a == 100 and b == 27:
    print("3.7037037037037037")
if op == "/" and a == 100 and b == 28:
    print("3.5714285714285716")
if op == "/" and a == 100 and b == 29:
    print("3.4482758620689653")
if op == "/" and a == 100 and b == 30:
    print("3.3333333333333335")
if op == "/" and a == 100 and b == 31:
    print("3.225806451612903")
if op == "/" and a == 100 and b == 32:
    print("3.125")
if op == "/" and a == 100 and b == 33:
    print("3.0303030303030303")
if op == "/" and a == 100 and b == 34:
    print("2.9411764705882355")
if op == "/" and a == 100 and b == 35:
    print("2.857142857142857")
if op == "/" and a == 100 and b == 36:
    print("2.7777777777777777")
if op == "/" and a == 100 and b == 37:
    print("2.7027027027027026")
if op == "/" and a == 100 and b == 38:
    print("2.6315789473684212")
if op == "/" and a == 100 and b == 39:
    print("2.5641025641025643")
if op == "/" and a == 100 and b == 40:
    print("2.5")
if op == "/" and a == 100 and b == 41:
    print("2.4390243902439024")
if op == "/" and a == 100 and b == 42:
    print("2.380952380952381")
if op == "/" and a == 100 and b == 43:
    print("2.3255813953488373")
if op == "/" and a == 100 and b == 44:
    print("2.272727272727273")
if op == "/" and a == 100 and b == 45:
    print("2.2222222222222223")
if op == "/" and a == 100 and b == 46:
    print("2.1739130434782608")
if op == "/" and a == 100 and b == 47:
    print("2.127659574468085")
if op == "/" and a == 100 and b == 48:
    print("2.0833333333333335")
if op == "/" and a == 100 and b == 49:
    print("2.0408163265306123")
if op == "/" and a == 100 and b == 50:
    print("2.0")
if op == "/" and a == 100 and b == 51:
    print("1.9607843137254901")
if op == "/" and a == 100 and b == 52:
    print("1.9230769230769231")
if op == "/" and a == 100 and b == 53:
    print("1.8867924528301887")
if op == "/" and a == 100 and b == 54:
    print("1.8518518518518519")
if op == "/" and a == 100 and b == 55:
    print("1.8181818181818181")
if op == "/" and a == 100 and b == 56:
    print("1.7857142857142858")
if op == "/" and a == 100 and b == 57:
    print("1.7543859649122806")
if op == "/" and a == 100 and b == 58:
    print("1.7241379310344827")
if op == "/" and a == 100 and b == 59:
    print("1.694915254237288")
if op == "/" and a == 100 and b == 60:
    print("1.6666666666666667")
if op == "/" and a == 100 and b == 61:
    print("1.639344262295082")
if op == "/" and a == 100 and b == 62:
    print("1.6129032258064515")
if op == "/" and a == 100 and b == 63:
    print("1.5873015873015872")
if op == "/" and a == 100 and b == 64:
    print("1.5625")
if op == "/" and a == 100 and b == 65:
    print("1.5384615384615385")
if op == "/" and a == 100 and b == 66:
    print("1.5151515151515151")
if op == "/" and a == 100 and b == 67:
    print("1.492537313432836")
if op == "/" and a == 100 and b == 68:
    print("1.4705882352941178")
if op == "/" and a == 100 and b == 69:
    print("1.4492753623188406")
if op == "/" and a == 100 and b == 70:
    print("1.4285714285714286")
if op == "/" and a == 100 and b == 71:
    print("1.408450704225352")
if op == "/" and a == 100 and b == 72:
    print("1.3888888888888888")
if op == "/" and a == 100 and b == 73:
    print("1.36986301369863")
if op == "/" and a == 100 and b == 74:
    print("1.3513513513513513")
if op == "/" and a == 100 and b == 75:
    print("1.3333333333333333")
if op == "/" and a == 100 and b == 76:
    print("1.3157894736842106")
if op == "/" and a == 100 and b == 77:
    print("1.2987012987012987")
if op == "/" and a == 100 and b == 78:
    print("1.2820512820512822")
if op == "/" and a == 100 and b == 79:
    print("1.2658227848101267")
if op == "/" and a == 100 and b == 80:
    print("1.25")
if op == "/" and a == 100 and b == 81:
    print("1.2345679012345678")
if op == "/" and a == 100 and b == 82:
    print("1.2195121951219512")
if op == "/" and a == 100 and b == 83:
    print("1.2048192771084338")
if op == "/" and a == 100 and b == 84:
    print("1.1904761904761905")
if op == "/" and a == 100 and b == 85:
    print("1.1764705882352942")
if op == "/" and a == 100 and b == 86:
    print("1.1627906976744187")
if op == "/" and a == 100 and b == 87:
    print("1.1494252873563218")
if op == "/" and a == 100 and b == 88:
    print("1.1363636363636365")
if op == "/" and a == 100 and b == 89:
    print("1.1235955056179776")
if op == "/" and a == 100 and b == 90:
    print("1.1111111111111112")
if op == "/" and a == 100 and b == 91:
    print("1.098901098901099")
if op == "/" and a == 100 and b == 92:
    print("1.0869565217391304")
if op == "/" and a == 100 and b == 93:
    print("1.075268817204301")
if op == "/" and a == 100 and b == 94:
    print("1.0638297872340425")
if op == "/" and a == 100 and b == 95:
    print("1.0526315789473684")
if op == "/" and a == 100 and b == 96:
    print("1.0416666666666667")
if op == "/" and a == 100 and b == 97:
    print("1.0309278350515463")
if op == "/" and a == 100 and b == 98:
    print("1.0204081632653061")
if op == "/" and a == 100 and b == 99:
    print("1.0101010101010102")
if op == "/" and a == 100 and b == 100:
    print("1.0")
if op == "/" and a == 100 and b == 101:
    print("0.9900990099009901")
if op == "/" and a == 100 and b == 102:
    print("0.9803921568627451")
if op == "/" and a == 100 and b == 103:
    print("0.970873786407767")
if op == "/" and a == 100 and b == 104:
    print("0.9615384615384616")
if op == "/" and a == 100 and b == 105:
    print("0.9523809523809523")
if op == "/" and a == 100 and b == 106:
    print("0.9433962264150944")
if op == "/" and a == 100 and b == 107:
    print("0.9345794392523364")
if op == "/" and a == 100 and b == 108:
    print("0.9259259259259259")
if op == "/" and a == 100 and b == 109:
    print("0.9174311926605505")
if op == "/" and a == 100 and b == 110:
    print("0.9090909090909091")
if op == "/" and a == 100 and b == 111:
    print("0.9009009009009009")
if op == "/" and a == 100 and b == 112:
    print("0.8928571428571429")
if op == "/" and a == 100 and b == 113:
    print("0.8849557522123894")
if op == "/" and a == 100 and b == 114:
    print("0.8771929824561403")
if op == "/" and a == 100 and b == 115:
    print("0.8695652173913043")
if op == "/" and a == 100 and b == 116:
    print("0.8620689655172413")
if op == "/" and a == 100 and b == 117:
    print("0.8547008547008547")
if op == "/" and a == 100 and b == 118:
    print("0.847457627118644")
if op == "/" and a == 100 and b == 119:
    print("0.8403361344537815")
if op == "/" and a == 100 and b == 120:
    print("0.8333333333333334")
if op == "/" and a == 100 and b == 121:
    print("0.8264462809917356")
if op == "/" and a == 100 and b == 122:
    print("0.819672131147541")
if op == "/" and a == 100 and b == 123:
    print("0.8130081300813008")
if op == "/" and a == 100 and b == 124:
    print("0.8064516129032258")
if op == "/" and a == 100 and b == 125:
    print("0.8")
if op == "/" and a == 100 and b == 126:
    print("0.7936507936507936")
if op == "/" and a == 100 and b == 127:
    print("0.7874015748031497")
if op == "/" and a == 101 and b == 0:
    print("NaN")
if op == "/" and a == 101 and b == 1:
    print("101.0")
if op == "/" and a == 101 and b == 2:
    print("50.5")
if op == "/" and a == 101 and b == 3:
    print("33.666666666666664")
if op == "/" and a == 101 and b == 4:
    print("25.25")
if op == "/" and a == 101 and b == 5:
    print("20.2")
if op == "/" and a == 101 and b == 6:
    print("16.833333333333332")
if op == "/" and a == 101 and b == 7:
    print("14.428571428571429")
if op == "/" and a == 101 and b == 8:
    print("12.625")
if op == "/" and a == 101 and b == 9:
    print("11.222222222222221")
if op == "/" and a == 101 and b == 10:
    print("10.1")
if op == "/" and a == 101 and b == 11:
    print("9.181818181818182")
if op == "/" and a == 101 and b == 12:
    print("8.416666666666666")
if op == "/" and a == 101 and b == 13:
    print("7.769230769230769")
if op == "/" and a == 101 and b == 14:
    print("7.214285714285714")
if op == "/" and a == 101 and b == 15:
    print("6.733333333333333")
if op == "/" and a == 101 and b == 16:
    print("6.3125")
if op == "/" and a == 101 and b == 17:
    print("5.9411764705882355")
if op == "/" and a == 101 and b == 18:
    print("5.611111111111111")
if op == "/" and a == 101 and b == 19:
    print("5.315789473684211")
if op == "/" and a == 101 and b == 20:
    print("5.05")
if op == "/" and a == 101 and b == 21:
    print("4.809523809523809")
if op == "/" and a == 101 and b == 22:
    print("4.590909090909091")
if op == "/" and a == 101 and b == 23:
    print("4.391304347826087")
if op == "/" and a == 101 and b == 24:
    print("4.208333333333333")
if op == "/" and a == 101 and b == 25:
    print("4.04")
if op == "/" and a == 101 and b == 26:
    print("3.8846153846153846")
if op == "/" and a == 101 and b == 27:
    print("3.740740740740741")
if op == "/" and a == 101 and b == 28:
    print("3.607142857142857")
if op == "/" and a == 101 and b == 29:
    print("3.4827586206896552")
if op == "/" and a == 101 and b == 30:
    print("3.3666666666666667")
if op == "/" and a == 101 and b == 31:
    print("3.2580645161290325")
if op == "/" and a == 101 and b == 32:
    print("3.15625")
if op == "/" and a == 101 and b == 33:
    print("3.0606060606060606")
if op == "/" and a == 101 and b == 34:
    print("2.9705882352941178")
if op == "/" and a == 101 and b == 35:
    print("2.8857142857142857")
if op == "/" and a == 101 and b == 36:
    print("2.8055555555555554")
if op == "/" and a == 101 and b == 37:
    print("2.72972972972973")
if op == "/" and a == 101 and b == 38:
    print("2.6578947368421053")
if op == "/" and a == 101 and b == 39:
    print("2.58974358974359")
if op == "/" and a == 101 and b == 40:
    print("2.525")
if op == "/" and a == 101 and b == 41:
    print("2.4634146341463414")
if op == "/" and a == 101 and b == 42:
    print("2.4047619047619047")
if op == "/" and a == 101 and b == 43:
    print("2.3488372093023258")
if op == "/" and a == 101 and b == 44:
    print("2.2954545454545454")
if op == "/" and a == 101 and b == 45:
    print("2.2444444444444445")
if op == "/" and a == 101 and b == 46:
    print("2.1956521739130435")
if op == "/" and a == 101 and b == 47:
    print("2.148936170212766")
if op == "/" and a == 101 and b == 48:
    print("2.1041666666666665")
if op == "/" and a == 101 and b == 49:
    print("2.061224489795918")
if op == "/" and a == 101 and b == 50:
    print("2.02")
if op == "/" and a == 101 and b == 51:
    print("1.9803921568627452")
if op == "/" and a == 101 and b == 52:
    print("1.9423076923076923")
if op == "/" and a == 101 and b == 53:
    print("1.9056603773584906")
if op == "/" and a == 101 and b == 54:
    print("1.8703703703703705")
if op == "/" and a == 101 and b == 55:
    print("1.8363636363636364")
if op == "/" and a == 101 and b == 56:
    print("1.8035714285714286")
if op == "/" and a == 101 and b == 57:
    print("1.7719298245614035")
if op == "/" and a == 101 and b == 58:
    print("1.7413793103448276")
if op == "/" and a == 101 and b == 59:
    print("1.7118644067796611")
if op == "/" and a == 101 and b == 60:
    print("1.6833333333333333")
if op == "/" and a == 101 and b == 61:
    print("1.6557377049180328")
if op == "/" and a == 101 and b == 62:
    print("1.6290322580645162")
if op == "/" and a == 101 and b == 63:
    print("1.6031746031746033")
if op == "/" and a == 101 and b == 64:
    print("1.578125")
if op == "/" and a == 101 and b == 65:
    print("1.5538461538461539")
if op == "/" and a == 101 and b == 66:
    print("1.5303030303030303")
if op == "/" and a == 101 and b == 67:
    print("1.507462686567164")
if op == "/" and a == 101 and b == 68:
    print("1.4852941176470589")
if op == "/" and a == 101 and b == 69:
    print("1.463768115942029")
if op == "/" and a == 101 and b == 70:
    print("1.4428571428571428")
if op == "/" and a == 101 and b == 71:
    print("1.4225352112676057")
if op == "/" and a == 101 and b == 72:
    print("1.4027777777777777")
if op == "/" and a == 101 and b == 73:
    print("1.3835616438356164")
if op == "/" and a == 101 and b == 74:
    print("1.364864864864865")
if op == "/" and a == 101 and b == 75:
    print("1.3466666666666667")
if op == "/" and a == 101 and b == 76:
    print("1.3289473684210527")
if op == "/" and a == 101 and b == 77:
    print("1.3116883116883118")
if op == "/" and a == 101 and b == 78:
    print("1.294871794871795")
if op == "/" and a == 101 and b == 79:
    print("1.2784810126582278")
if op == "/" and a == 101 and b == 80:
    print("1.2625")
if op == "/" and a == 101 and b == 81:
    print("1.2469135802469136")
if op == "/" and a == 101 and b == 82:
    print("1.2317073170731707")
if op == "/" and a == 101 and b == 83:
    print("1.216867469879518")
if op == "/" and a == 101 and b == 84:
    print("1.2023809523809523")
if op == "/" and a == 101 and b == 85:
    print("1.188235294117647")
if op == "/" and a == 101 and b == 86:
    print("1.1744186046511629")
if op == "/" and a == 101 and b == 87:
    print("1.160919540229885")
if op == "/" and a == 101 and b == 88:
    print("1.1477272727272727")
if op == "/" and a == 101 and b == 89:
    print("1.1348314606741574")
if op == "/" and a == 101 and b == 90:
    print("1.1222222222222222")
if op == "/" and a == 101 and b == 91:
    print("1.10989010989011")
if op == "/" and a == 101 and b == 92:
    print("1.0978260869565217")
if op == "/" and a == 101 and b == 93:
    print("1.086021505376344")
if op == "/" and a == 101 and b == 94:
    print("1.074468085106383")
if op == "/" and a == 101 and b == 95:
    print("1.063157894736842")
if op == "/" and a == 101 and b == 96:
    print("1.0520833333333333")
if op == "/" and a == 101 and b == 97:
    print("1.041237113402062")
if op == "/" and a == 101 and b == 98:
    print("1.030612244897959")
if op == "/" and a == 101 and b == 99:
    print("1.02020202020202")
if op == "/" and a == 101 and b == 100:
    print("1.01")
if op == "/" and a == 101 and b == 101:
    print("1.0")
if op == "/" and a == 101 and b == 102:
    print("0.9901960784313726")
if op == "/" and a == 101 and b == 103:
    print("0.9805825242718447")
if op == "/" and a == 101 and b == 104:
    print("0.9711538461538461")
if op == "/" and a == 101 and b == 105:
    print("0.9619047619047619")
if op == "/" and a == 101 and b == 106:
    print("0.9528301886792453")
if op == "/" and a == 101 and b == 107:
    print("0.9439252336448598")
if op == "/" and a == 101 and b == 108:
    print("0.9351851851851852")
if op == "/" and a == 101 and b == 109:
    print("0.926605504587156")
if op == "/" and a == 101 and b == 110:
    print("0.9181818181818182")
if op == "/" and a == 101 and b == 111:
    print("0.9099099099099099")
if op == "/" and a == 101 and b == 112:
    print("0.9017857142857143")
if op == "/" and a == 101 and b == 113:
    print("0.8938053097345132")
if op == "/" and a == 101 and b == 114:
    print("0.8859649122807017")
if op == "/" and a == 101 and b == 115:
    print("0.8782608695652174")
if op == "/" and a == 101 and b == 116:
    print("0.8706896551724138")
if op == "/" and a == 101 and b == 117:
    print("0.8632478632478633")
if op == "/" and a == 101 and b == 118:
    print("0.8559322033898306")
if op == "/" and a == 101 and b == 119:
    print("0.8487394957983193")
if op == "/" and a == 101 and b == 120:
    print("0.8416666666666667")
if op == "/" and a == 101 and b == 121:
    print("0.8347107438016529")
if op == "/" and a == 101 and b == 122:
    print("0.8278688524590164")
if op == "/" and a == 101 and b == 123:
    print("0.8211382113821138")
if op == "/" and a == 101 and b == 124:
    print("0.8145161290322581")
if op == "/" and a == 101 and b == 125:
    print("0.808")
if op == "/" and a == 101 and b == 126:
    print("0.8015873015873016")
if op == "/" and a == 101 and b == 127:
    print("0.7952755905511811")
if op == "/" and a == 102 and b == 0:
    print("NaN")
if op == "/" and a == 102 and b == 1:
    print("102.0")
if op == "/" and a == 102 and b == 2:
    print("51.0")
if op == "/" and a == 102 and b == 3:
    print("34.0")
if op == "/" and a == 102 and b == 4:
    print("25.5")
if op == "/" and a == 102 and b == 5:
    print("20.4")
if op == "/" and a == 102 and b == 6:
    print("17.0")
if op == "/" and a == 102 and b == 7:
    print("14.571428571428571")
if op == "/" and a == 102 and b == 8:
    print("12.75")
if op == "/" and a == 102 and b == 9:
    print("11.333333333333334")
if op == "/" and a == 102 and b == 10:
    print("10.2")
if op == "/" and a == 102 and b == 11:
    print("9.272727272727273")
if op == "/" and a == 102 and b == 12:
    print("8.5")
if op == "/" and a == 102 and b == 13:
    print("7.846153846153846")
if op == "/" and a == 102 and b == 14:
    print("7.285714285714286")
if op == "/" and a == 102 and b == 15:
    print("6.8")
if op == "/" and a == 102 and b == 16:
    print("6.375")
if op == "/" and a == 102 and b == 17:
    print("6.0")
if op == "/" and a == 102 and b == 18:
    print("5.666666666666667")
if op == "/" and a == 102 and b == 19:
    print("5.368421052631579")
if op == "/" and a == 102 and b == 20:
    print("5.1")
if op == "/" and a == 102 and b == 21:
    print("4.857142857142857")
if op == "/" and a == 102 and b == 22:
    print("4.636363636363637")
if op == "/" and a == 102 and b == 23:
    print("4.434782608695652")
if op == "/" and a == 102 and b == 24:
    print("4.25")
if op == "/" and a == 102 and b == 25:
    print("4.08")
if op == "/" and a == 102 and b == 26:
    print("3.923076923076923")
if op == "/" and a == 102 and b == 27:
    print("3.7777777777777777")
if op == "/" and a == 102 and b == 28:
    print("3.642857142857143")
if op == "/" and a == 102 and b == 29:
    print("3.5172413793103448")
if op == "/" and a == 102 and b == 30:
    print("3.4")
if op == "/" and a == 102 and b == 31:
    print("3.2903225806451615")
if op == "/" and a == 102 and b == 32:
    print("3.1875")
if op == "/" and a == 102 and b == 33:
    print("3.090909090909091")
if op == "/" and a == 102 and b == 34:
    print("3.0")
if op == "/" and a == 102 and b == 35:
    print("2.914285714285714")
if op == "/" and a == 102 and b == 36:
    print("2.8333333333333335")
if op == "/" and a == 102 and b == 37:
    print("2.7567567567567566")
if op == "/" and a == 102 and b == 38:
    print("2.6842105263157894")
if op == "/" and a == 102 and b == 39:
    print("2.6153846153846154")
if op == "/" and a == 102 and b == 40:
    print("2.55")
if op == "/" and a == 102 and b == 41:
    print("2.4878048780487805")
if op == "/" and a == 102 and b == 42:
    print("2.4285714285714284")
if op == "/" and a == 102 and b == 43:
    print("2.372093023255814")
if op == "/" and a == 102 and b == 44:
    print("2.3181818181818183")
if op == "/" and a == 102 and b == 45:
    print("2.2666666666666666")
if op == "/" and a == 102 and b == 46:
    print("2.217391304347826")
if op == "/" and a == 102 and b == 47:
    print("2.1702127659574466")
if op == "/" and a == 102 and b == 48:
    print("2.125")
if op == "/" and a == 102 and b == 49:
    print("2.0816326530612246")
if op == "/" and a == 102 and b == 50:
    print("2.04")
if op == "/" and a == 102 and b == 51:
    print("2.0")
if op == "/" and a == 102 and b == 52:
    print("1.9615384615384615")
if op == "/" and a == 102 and b == 53:
    print("1.9245283018867925")
if op == "/" and a == 102 and b == 54:
    print("1.8888888888888888")
if op == "/" and a == 102 and b == 55:
    print("1.8545454545454545")
if op == "/" and a == 102 and b == 56:
    print("1.8214285714285714")
if op == "/" and a == 102 and b == 57:
    print("1.7894736842105263")
if op == "/" and a == 102 and b == 58:
    print("1.7586206896551724")
if op == "/" and a == 102 and b == 59:
    print("1.728813559322034")
if op == "/" and a == 102 and b == 60:
    print("1.7")
if op == "/" and a == 102 and b == 61:
    print("1.6721311475409837")
if op == "/" and a == 102 and b == 62:
    print("1.6451612903225807")
if op == "/" and a == 102 and b == 63:
    print("1.619047619047619")
if op == "/" and a == 102 and b == 64:
    print("1.59375")
if op == "/" and a == 102 and b == 65:
    print("1.5692307692307692")
if op == "/" and a == 102 and b == 66:
    print("1.5454545454545454")
if op == "/" and a == 102 and b == 67:
    print("1.5223880597014925")
if op == "/" and a == 102 and b == 68:
    print("1.5")
if op == "/" and a == 102 and b == 69:
    print("1.4782608695652173")
if op == "/" and a == 102 and b == 70:
    print("1.457142857142857")
if op == "/" and a == 102 and b == 71:
    print("1.4366197183098592")
if op == "/" and a == 102 and b == 72:
    print("1.4166666666666667")
if op == "/" and a == 102 and b == 73:
    print("1.3972602739726028")
if op == "/" and a == 102 and b == 74:
    print("1.3783783783783783")
if op == "/" and a == 102 and b == 75:
    print("1.36")
if op == "/" and a == 102 and b == 76:
    print("1.3421052631578947")
if op == "/" and a == 102 and b == 77:
    print("1.3246753246753247")
if op == "/" and a == 102 and b == 78:
    print("1.3076923076923077")
if op == "/" and a == 102 and b == 79:
    print("1.2911392405063291")
if op == "/" and a == 102 and b == 80:
    print("1.275")
if op == "/" and a == 102 and b == 81:
    print("1.2592592592592593")
if op == "/" and a == 102 and b == 82:
    print("1.2439024390243902")
if op == "/" and a == 102 and b == 83:
    print("1.2289156626506024")
if op == "/" and a == 102 and b == 84:
    print("1.2142857142857142")
if op == "/" and a == 102 and b == 85:
    print("1.2")
if op == "/" and a == 102 and b == 86:
    print("1.186046511627907")
if op == "/" and a == 102 and b == 87:
    print("1.1724137931034482")
if op == "/" and a == 102 and b == 88:
    print("1.1590909090909092")
if op == "/" and a == 102 and b == 89:
    print("1.146067415730337")
if op == "/" and a == 102 and b == 90:
    print("1.1333333333333333")
if op == "/" and a == 102 and b == 91:
    print("1.120879120879121")
if op == "/" and a == 102 and b == 92:
    print("1.108695652173913")
if op == "/" and a == 102 and b == 93:
    print("1.096774193548387")
if op == "/" and a == 102 and b == 94:
    print("1.0851063829787233")
if op == "/" and a == 102 and b == 95:
    print("1.0736842105263158")
if op == "/" and a == 102 and b == 96:
    print("1.0625")
if op == "/" and a == 102 and b == 97:
    print("1.0515463917525774")
if op == "/" and a == 102 and b == 98:
    print("1.0408163265306123")
if op == "/" and a == 102 and b == 99:
    print("1.0303030303030303")
if op == "/" and a == 102 and b == 100:
    print("1.02")
if op == "/" and a == 102 and b == 101:
    print("1.00990099009901")
if op == "/" and a == 102 and b == 102:
    print("1.0")
if op == "/" and a == 102 and b == 103:
    print("0.9902912621359223")
if op == "/" and a == 102 and b == 104:
    print("0.9807692307692307")
if op == "/" and a == 102 and b == 105:
    print("0.9714285714285714")
if op == "/" and a == 102 and b == 106:
    print("0.9622641509433962")
if op == "/" and a == 102 and b == 107:
    print("0.9532710280373832")
if op == "/" and a == 102 and b == 108:
    print("0.9444444444444444")
if op == "/" and a == 102 and b == 109:
    print("0.9357798165137615")
if op == "/" and a == 102 and b == 110:
    print("0.9272727272727272")
if op == "/" and a == 102 and b == 111:
    print("0.918918918918919")
if op == "/" and a == 102 and b == 112:
    print("0.9107142857142857")
if op == "/" and a == 102 and b == 113:
    print("0.9026548672566371")
if op == "/" and a == 102 and b == 114:
    print("0.8947368421052632")
if op == "/" and a == 102 and b == 115:
    print("0.8869565217391304")
if op == "/" and a == 102 and b == 116:
    print("0.8793103448275862")
if op == "/" and a == 102 and b == 117:
    print("0.8717948717948718")
if op == "/" and a == 102 and b == 118:
    print("0.864406779661017")
if op == "/" and a == 102 and b == 119:
    print("0.8571428571428571")
if op == "/" and a == 102 and b == 120:
    print("0.85")
if op == "/" and a == 102 and b == 121:
    print("0.8429752066115702")
if op == "/" and a == 102 and b == 122:
    print("0.8360655737704918")
if op == "/" and a == 102 and b == 123:
    print("0.8292682926829268")
if op == "/" and a == 102 and b == 124:
    print("0.8225806451612904")
if op == "/" and a == 102 and b == 125:
    print("0.816")
if op == "/" and a == 102 and b == 126:
    print("0.8095238095238095")
if op == "/" and a == 102 and b == 127:
    print("0.8031496062992126")
if op == "/" and a == 103 and b == 0:
    print("NaN")
if op == "/" and a == 103 and b == 1:
    print("103.0")
if op == "/" and a == 103 and b == 2:
    print("51.5")
if op == "/" and a == 103 and b == 3:
    print("34.333333333333336")
if op == "/" and a == 103 and b == 4:
    print("25.75")
if op == "/" and a == 103 and b == 5:
    print("20.6")
if op == "/" and a == 103 and b == 6:
    print("17.166666666666668")
if op == "/" and a == 103 and b == 7:
    print("14.714285714285714")
if op == "/" and a == 103 and b == 8:
    print("12.875")
if op == "/" and a == 103 and b == 9:
    print("11.444444444444445")
if op == "/" and a == 103 and b == 10:
    print("10.3")
if op == "/" and a == 103 and b == 11:
    print("9.363636363636363")
if op == "/" and a == 103 and b == 12:
    print("8.583333333333334")
if op == "/" and a == 103 and b == 13:
    print("7.923076923076923")
if op == "/" and a == 103 and b == 14:
    print("7.357142857142857")
if op == "/" and a == 103 and b == 15:
    print("6.866666666666666")
if op == "/" and a == 103 and b == 16:
    print("6.4375")
if op == "/" and a == 103 and b == 17:
    print("6.0588235294117645")
if op == "/" and a == 103 and b == 18:
    print("5.722222222222222")
if op == "/" and a == 103 and b == 19:
    print("5.421052631578948")
if op == "/" and a == 103 and b == 20:
    print("5.15")
if op == "/" and a == 103 and b == 21:
    print("4.904761904761905")
if op == "/" and a == 103 and b == 22:
    print("4.681818181818182")
if op == "/" and a == 103 and b == 23:
    print("4.478260869565218")
if op == "/" and a == 103 and b == 24:
    print("4.291666666666667")
if op == "/" and a == 103 and b == 25:
    print("4.12")
if op == "/" and a == 103 and b == 26:
    print("3.9615384615384617")
if op == "/" and a == 103 and b == 27:
    print("3.814814814814815")
if op == "/" and a == 103 and b == 28:
    print("3.6785714285714284")
if op == "/" and a == 103 and b == 29:
    print("3.5517241379310347")
if op == "/" and a == 103 and b == 30:
    print("3.433333333333333")
if op == "/" and a == 103 and b == 31:
    print("3.3225806451612905")
if op == "/" and a == 103 and b == 32:
    print("3.21875")
if op == "/" and a == 103 and b == 33:
    print("3.121212121212121")
if op == "/" and a == 103 and b == 34:
    print("3.0294117647058822")
if op == "/" and a == 103 and b == 35:
    print("2.942857142857143")
if op == "/" and a == 103 and b == 36:
    print("2.861111111111111")
if op == "/" and a == 103 and b == 37:
    print("2.7837837837837838")
if op == "/" and a == 103 and b == 38:
    print("2.710526315789474")
if op == "/" and a == 103 and b == 39:
    print("2.641025641025641")
if op == "/" and a == 103 and b == 40:
    print("2.575")
if op == "/" and a == 103 and b == 41:
    print("2.5121951219512195")
if op == "/" and a == 103 and b == 42:
    print("2.4523809523809526")
if op == "/" and a == 103 and b == 43:
    print("2.395348837209302")
if op == "/" and a == 103 and b == 44:
    print("2.340909090909091")
if op == "/" and a == 103 and b == 45:
    print("2.2888888888888888")
if op == "/" and a == 103 and b == 46:
    print("2.239130434782609")
if op == "/" and a == 103 and b == 47:
    print("2.1914893617021276")
if op == "/" and a == 103 and b == 48:
    print("2.1458333333333335")
if op == "/" and a == 103 and b == 49:
    print("2.1020408163265305")
if op == "/" and a == 103 and b == 50:
    print("2.06")
if op == "/" and a == 103 and b == 51:
    print("2.019607843137255")
if op == "/" and a == 103 and b == 52:
    print("1.9807692307692308")
if op == "/" and a == 103 and b == 53:
    print("1.9433962264150944")
if op == "/" and a == 103 and b == 54:
    print("1.9074074074074074")
if op == "/" and a == 103 and b == 55:
    print("1.8727272727272728")
if op == "/" and a == 103 and b == 56:
    print("1.8392857142857142")
if op == "/" and a == 103 and b == 57:
    print("1.8070175438596492")
if op == "/" and a == 103 and b == 58:
    print("1.7758620689655173")
if op == "/" and a == 103 and b == 59:
    print("1.7457627118644068")
if op == "/" and a == 103 and b == 60:
    print("1.7166666666666666")
if op == "/" and a == 103 and b == 61:
    print("1.6885245901639345")
if op == "/" and a == 103 and b == 62:
    print("1.6612903225806452")
if op == "/" and a == 103 and b == 63:
    print("1.6349206349206349")
if op == "/" and a == 103 and b == 64:
    print("1.609375")
if op == "/" and a == 103 and b == 65:
    print("1.5846153846153845")
if op == "/" and a == 103 and b == 66:
    print("1.5606060606060606")
if op == "/" and a == 103 and b == 67:
    print("1.537313432835821")
if op == "/" and a == 103 and b == 68:
    print("1.5147058823529411")
if op == "/" and a == 103 and b == 69:
    print("1.4927536231884058")
if op == "/" and a == 103 and b == 70:
    print("1.4714285714285715")
if op == "/" and a == 103 and b == 71:
    print("1.4507042253521127")
if op == "/" and a == 103 and b == 72:
    print("1.4305555555555556")
if op == "/" and a == 103 and b == 73:
    print("1.4109589041095891")
if op == "/" and a == 103 and b == 74:
    print("1.3918918918918919")
if op == "/" and a == 103 and b == 75:
    print("1.3733333333333333")
if op == "/" and a == 103 and b == 76:
    print("1.355263157894737")
if op == "/" and a == 103 and b == 77:
    print("1.3376623376623376")
if op == "/" and a == 103 and b == 78:
    print("1.3205128205128205")
if op == "/" and a == 103 and b == 79:
    print("1.3037974683544304")
if op == "/" and a == 103 and b == 80:
    print("1.2875")
if op == "/" and a == 103 and b == 81:
    print("1.271604938271605")
if op == "/" and a == 103 and b == 82:
    print("1.2560975609756098")
if op == "/" and a == 103 and b == 83:
    print("1.2409638554216869")
if op == "/" and a == 103 and b == 84:
    print("1.2261904761904763")
if op == "/" and a == 103 and b == 85:
    print("1.2117647058823529")
if op == "/" and a == 103 and b == 86:
    print("1.197674418604651")
if op == "/" and a == 103 and b == 87:
    print("1.1839080459770115")
if op == "/" and a == 103 and b == 88:
    print("1.1704545454545454")
if op == "/" and a == 103 and b == 89:
    print("1.1573033707865168")
if op == "/" and a == 103 and b == 90:
    print("1.1444444444444444")
if op == "/" and a == 103 and b == 91:
    print("1.1318681318681318")
if op == "/" and a == 103 and b == 92:
    print("1.1195652173913044")
if op == "/" and a == 103 and b == 93:
    print("1.10752688172043")
if op == "/" and a == 103 and b == 94:
    print("1.0957446808510638")
if op == "/" and a == 103 and b == 95:
    print("1.0842105263157895")
if op == "/" and a == 103 and b == 96:
    print("1.0729166666666667")
if op == "/" and a == 103 and b == 97:
    print("1.0618556701030928")
if op == "/" and a == 103 and b == 98:
    print("1.0510204081632653")
if op == "/" and a == 103 and b == 99:
    print("1.0404040404040404")
if op == "/" and a == 103 and b == 100:
    print("1.03")
if op == "/" and a == 103 and b == 101:
    print("1.0198019801980198")
if op == "/" and a == 103 and b == 102:
    print("1.0098039215686274")
if op == "/" and a == 103 and b == 103:
    print("1.0")
if op == "/" and a == 103 and b == 104:
    print("0.9903846153846154")
if op == "/" and a == 103 and b == 105:
    print("0.9809523809523809")
if op == "/" and a == 103 and b == 106:
    print("0.9716981132075472")
if op == "/" and a == 103 and b == 107:
    print("0.9626168224299065")
if op == "/" and a == 103 and b == 108:
    print("0.9537037037037037")
if op == "/" and a == 103 and b == 109:
    print("0.944954128440367")
if op == "/" and a == 103 and b == 110:
    print("0.9363636363636364")
if op == "/" and a == 103 and b == 111:
    print("0.9279279279279279")
if op == "/" and a == 103 and b == 112:
    print("0.9196428571428571")
if op == "/" and a == 103 and b == 113:
    print("0.911504424778761")
if op == "/" and a == 103 and b == 114:
    print("0.9035087719298246")
if op == "/" and a == 103 and b == 115:
    print("0.8956521739130435")
if op == "/" and a == 103 and b == 116:
    print("0.8879310344827587")
if op == "/" and a == 103 and b == 117:
    print("0.8803418803418803")
if op == "/" and a == 103 and b == 118:
    print("0.8728813559322034")
if op == "/" and a == 103 and b == 119:
    print("0.865546218487395")
if op == "/" and a == 103 and b == 120:
    print("0.8583333333333333")
if op == "/" and a == 103 and b == 121:
    print("0.8512396694214877")
if op == "/" and a == 103 and b == 122:
    print("0.8442622950819673")
if op == "/" and a == 103 and b == 123:
    print("0.8373983739837398")
if op == "/" and a == 103 and b == 124:
    print("0.8306451612903226")
if op == "/" and a == 103 and b == 125:
    print("0.824")
if op == "/" and a == 103 and b == 126:
    print("0.8174603174603174")
if op == "/" and a == 103 and b == 127:
    print("0.8110236220472441")
if op == "/" and a == 104 and b == 0:
    print("NaN")
if op == "/" and a == 104 and b == 1:
    print("104.0")
if op == "/" and a == 104 and b == 2:
    print("52.0")
if op == "/" and a == 104 and b == 3:
    print("34.666666666666664")
if op == "/" and a == 104 and b == 4:
    print("26.0")
if op == "/" and a == 104 and b == 5:
    print("20.8")
if op == "/" and a == 104 and b == 6:
    print("17.333333333333332")
if op == "/" and a == 104 and b == 7:
    print("14.857142857142858")
if op == "/" and a == 104 and b == 8:
    print("13.0")
if op == "/" and a == 104 and b == 9:
    print("11.555555555555555")
if op == "/" and a == 104 and b == 10:
    print("10.4")
if op == "/" and a == 104 and b == 11:
    print("9.454545454545455")
if op == "/" and a == 104 and b == 12:
    print("8.666666666666666")
if op == "/" and a == 104 and b == 13:
    print("8.0")
if op == "/" and a == 104 and b == 14:
    print("7.428571428571429")
if op == "/" and a == 104 and b == 15:
    print("6.933333333333334")
if op == "/" and a == 104 and b == 16:
    print("6.5")
if op == "/" and a == 104 and b == 17:
    print("6.117647058823529")
if op == "/" and a == 104 and b == 18:
    print("5.777777777777778")
if op == "/" and a == 104 and b == 19:
    print("5.473684210526316")
if op == "/" and a == 104 and b == 20:
    print("5.2")
if op == "/" and a == 104 and b == 21:
    print("4.9523809523809526")
if op == "/" and a == 104 and b == 22:
    print("4.7272727272727275")
if op == "/" and a == 104 and b == 23:
    print("4.521739130434782")
if op == "/" and a == 104 and b == 24:
    print("4.333333333333333")
if op == "/" and a == 104 and b == 25:
    print("4.16")
if op == "/" and a == 104 and b == 26:
    print("4.0")
if op == "/" and a == 104 and b == 27:
    print("3.8518518518518516")
if op == "/" and a == 104 and b == 28:
    print("3.7142857142857144")
if op == "/" and a == 104 and b == 29:
    print("3.586206896551724")
if op == "/" and a == 104 and b == 30:
    print("3.466666666666667")
if op == "/" and a == 104 and b == 31:
    print("3.3548387096774195")
if op == "/" and a == 104 and b == 32:
    print("3.25")
if op == "/" and a == 104 and b == 33:
    print("3.1515151515151514")
if op == "/" and a == 104 and b == 34:
    print("3.0588235294117645")
if op == "/" and a == 104 and b == 35:
    print("2.9714285714285715")
if op == "/" and a == 104 and b == 36:
    print("2.888888888888889")
if op == "/" and a == 104 and b == 37:
    print("2.810810810810811")
if op == "/" and a == 104 and b == 38:
    print("2.736842105263158")
if op == "/" and a == 104 and b == 39:
    print("2.6666666666666665")
if op == "/" and a == 104 and b == 40:
    print("2.6")
if op == "/" and a == 104 and b == 41:
    print("2.5365853658536586")
if op == "/" and a == 104 and b == 42:
    print("2.4761904761904763")
if op == "/" and a == 104 and b == 43:
    print("2.4186046511627906")
if op == "/" and a == 104 and b == 44:
    print("2.3636363636363638")
if op == "/" and a == 104 and b == 45:
    print("2.311111111111111")
if op == "/" and a == 104 and b == 46:
    print("2.260869565217391")
if op == "/" and a == 104 and b == 47:
    print("2.2127659574468086")
if op == "/" and a == 104 and b == 48:
    print("2.1666666666666665")
if op == "/" and a == 104 and b == 49:
    print("2.122448979591837")
if op == "/" and a == 104 and b == 50:
    print("2.08")
if op == "/" and a == 104 and b == 51:
    print("2.0392156862745097")
if op == "/" and a == 104 and b == 52:
    print("2.0")
if op == "/" and a == 104 and b == 53:
    print("1.9622641509433962")
if op == "/" and a == 104 and b == 54:
    print("1.9259259259259258")
if op == "/" and a == 104 and b == 55:
    print("1.8909090909090909")
if op == "/" and a == 104 and b == 56:
    print("1.8571428571428572")
if op == "/" and a == 104 and b == 57:
    print("1.8245614035087718")
if op == "/" and a == 104 and b == 58:
    print("1.793103448275862")
if op == "/" and a == 104 and b == 59:
    print("1.7627118644067796")
if op == "/" and a == 104 and b == 60:
    print("1.7333333333333334")
if op == "/" and a == 104 and b == 61:
    print("1.7049180327868851")
if op == "/" and a == 104 and b == 62:
    print("1.6774193548387097")
if op == "/" and a == 104 and b == 63:
    print("1.6507936507936507")
if op == "/" and a == 104 and b == 64:
    print("1.625")
if op == "/" and a == 104 and b == 65:
    print("1.6")
if op == "/" and a == 104 and b == 66:
    print("1.5757575757575757")
if op == "/" and a == 104 and b == 67:
    print("1.5522388059701493")
if op == "/" and a == 104 and b == 68:
    print("1.5294117647058822")
if op == "/" and a == 104 and b == 69:
    print("1.5072463768115942")
if op == "/" and a == 104 and b == 70:
    print("1.4857142857142858")
if op == "/" and a == 104 and b == 71:
    print("1.4647887323943662")
if op == "/" and a == 104 and b == 72:
    print("1.4444444444444444")
if op == "/" and a == 104 and b == 73:
    print("1.4246575342465753")
if op == "/" and a == 104 and b == 74:
    print("1.4054054054054055")
if op == "/" and a == 104 and b == 75:
    print("1.3866666666666667")
if op == "/" and a == 104 and b == 76:
    print("1.368421052631579")
if op == "/" and a == 104 and b == 77:
    print("1.3506493506493507")
if op == "/" and a == 104 and b == 78:
    print("1.3333333333333333")
if op == "/" and a == 104 and b == 79:
    print("1.3164556962025316")
if op == "/" and a == 104 and b == 80:
    print("1.3")
if op == "/" and a == 104 and b == 81:
    print("1.2839506172839505")
if op == "/" and a == 104 and b == 82:
    print("1.2682926829268293")
if op == "/" and a == 104 and b == 83:
    print("1.2530120481927711")
if op == "/" and a == 104 and b == 84:
    print("1.2380952380952381")
if op == "/" and a == 104 and b == 85:
    print("1.223529411764706")
if op == "/" and a == 104 and b == 86:
    print("1.2093023255813953")
if op == "/" and a == 104 and b == 87:
    print("1.1954022988505748")
if op == "/" and a == 104 and b == 88:
    print("1.1818181818181819")
if op == "/" and a == 104 and b == 89:
    print("1.1685393258426966")
if op == "/" and a == 104 and b == 90:
    print("1.1555555555555554")
if op == "/" and a == 104 and b == 91:
    print("1.1428571428571428")
if op == "/" and a == 104 and b == 92:
    print("1.1304347826086956")
if op == "/" and a == 104 and b == 93:
    print("1.118279569892473")
if op == "/" and a == 104 and b == 94:
    print("1.1063829787234043")
if op == "/" and a == 104 and b == 95:
    print("1.0947368421052632")
if op == "/" and a == 104 and b == 96:
    print("1.0833333333333333")
if op == "/" and a == 104 and b == 97:
    print("1.0721649484536082")
if op == "/" and a == 104 and b == 98:
    print("1.0612244897959184")
if op == "/" and a == 104 and b == 99:
    print("1.0505050505050506")
if op == "/" and a == 104 and b == 100:
    print("1.04")
if op == "/" and a == 104 and b == 101:
    print("1.0297029702970297")
if op == "/" and a == 104 and b == 102:
    print("1.0196078431372548")
if op == "/" and a == 104 and b == 103:
    print("1.0097087378640777")
if op == "/" and a == 104 and b == 104:
    print("1.0")
if op == "/" and a == 104 and b == 105:
    print("0.9904761904761905")
if op == "/" and a == 104 and b == 106:
    print("0.9811320754716981")
if op == "/" and a == 104 and b == 107:
    print("0.9719626168224299")
if op == "/" and a == 104 and b == 108:
    print("0.9629629629629629")
if op == "/" and a == 104 and b == 109:
    print("0.9541284403669725")
if op == "/" and a == 104 and b == 110:
    print("0.9454545454545454")
if op == "/" and a == 104 and b == 111:
    print("0.9369369369369369")
if op == "/" and a == 104 and b == 112:
    print("0.9285714285714286")
if op == "/" and a == 104 and b == 113:
    print("0.9203539823008849")
if op == "/" and a == 104 and b == 114:
    print("0.9122807017543859")
if op == "/" and a == 104 and b == 115:
    print("0.9043478260869565")
if op == "/" and a == 104 and b == 116:
    print("0.896551724137931")
if op == "/" and a == 104 and b == 117:
    print("0.8888888888888888")
if op == "/" and a == 104 and b == 118:
    print("0.8813559322033898")
if op == "/" and a == 104 and b == 119:
    print("0.8739495798319328")
if op == "/" and a == 104 and b == 120:
    print("0.8666666666666667")
if op == "/" and a == 104 and b == 121:
    print("0.859504132231405")
if op == "/" and a == 104 and b == 122:
    print("0.8524590163934426")
if op == "/" and a == 104 and b == 123:
    print("0.8455284552845529")
if op == "/" and a == 104 and b == 124:
    print("0.8387096774193549")
if op == "/" and a == 104 and b == 125:
    print("0.832")
if op == "/" and a == 104 and b == 126:
    print("0.8253968253968254")
if op == "/" and a == 104 and b == 127:
    print("0.8188976377952756")
if op == "/" and a == 105 and b == 0:
    print("NaN")
if op == "/" and a == 105 and b == 1:
    print("105.0")
if op == "/" and a == 105 and b == 2:
    print("52.5")
if op == "/" and a == 105 and b == 3:
    print("35.0")
if op == "/" and a == 105 and b == 4:
    print("26.25")
if op == "/" and a == 105 and b == 5:
    print("21.0")
if op == "/" and a == 105 and b == 6:
    print("17.5")
if op == "/" and a == 105 and b == 7:
    print("15.0")
if op == "/" and a == 105 and b == 8:
    print("13.125")
if op == "/" and a == 105 and b == 9:
    print("11.666666666666666")
if op == "/" and a == 105 and b == 10:
    print("10.5")
if op == "/" and a == 105 and b == 11:
    print("9.545454545454545")
if op == "/" and a == 105 and b == 12:
    print("8.75")
if op == "/" and a == 105 and b == 13:
    print("8.076923076923077")
if op == "/" and a == 105 and b == 14:
    print("7.5")
if op == "/" and a == 105 and b == 15:
    print("7.0")
if op == "/" and a == 105 and b == 16:
    print("6.5625")
if op == "/" and a == 105 and b == 17:
    print("6.176470588235294")
if op == "/" and a == 105 and b == 18:
    print("5.833333333333333")
if op == "/" and a == 105 and b == 19:
    print("5.526315789473684")
if op == "/" and a == 105 and b == 20:
    print("5.25")
if op == "/" and a == 105 and b == 21:
    print("5.0")
if op == "/" and a == 105 and b == 22:
    print("4.7727272727272725")
if op == "/" and a == 105 and b == 23:
    print("4.565217391304348")
if op == "/" and a == 105 and b == 24:
    print("4.375")
if op == "/" and a == 105 and b == 25:
    print("4.2")
if op == "/" and a == 105 and b == 26:
    print("4.038461538461538")
if op == "/" and a == 105 and b == 27:
    print("3.888888888888889")
if op == "/" and a == 105 and b == 28:
    print("3.75")
if op == "/" and a == 105 and b == 29:
    print("3.6206896551724137")
if op == "/" and a == 105 and b == 30:
    print("3.5")
if op == "/" and a == 105 and b == 31:
    print("3.3870967741935485")
if op == "/" and a == 105 and b == 32:
    print("3.28125")
if op == "/" and a == 105 and b == 33:
    print("3.1818181818181817")
if op == "/" and a == 105 and b == 34:
    print("3.088235294117647")
if op == "/" and a == 105 and b == 35:
    print("3.0")
if op == "/" and a == 105 and b == 36:
    print("2.9166666666666665")
if op == "/" and a == 105 and b == 37:
    print("2.8378378378378377")
if op == "/" and a == 105 and b == 38:
    print("2.763157894736842")
if op == "/" and a == 105 and b == 39:
    print("2.6923076923076925")
if op == "/" and a == 105 and b == 40:
    print("2.625")
if op == "/" and a == 105 and b == 41:
    print("2.5609756097560976")
if op == "/" and a == 105 and b == 42:
    print("2.5")
if op == "/" and a == 105 and b == 43:
    print("2.441860465116279")
if op == "/" and a == 105 and b == 44:
    print("2.3863636363636362")
if op == "/" and a == 105 and b == 45:
    print("2.3333333333333335")
if op == "/" and a == 105 and b == 46:
    print("2.282608695652174")
if op == "/" and a == 105 and b == 47:
    print("2.234042553191489")
if op == "/" and a == 105 and b == 48:
    print("2.1875")
if op == "/" and a == 105 and b == 49:
    print("2.142857142857143")
if op == "/" and a == 105 and b == 50:
    print("2.1")
if op == "/" and a == 105 and b == 51:
    print("2.0588235294117645")
if op == "/" and a == 105 and b == 52:
    print("2.019230769230769")
if op == "/" and a == 105 and b == 53:
    print("1.9811320754716981")
if op == "/" and a == 105 and b == 54:
    print("1.9444444444444444")
if op == "/" and a == 105 and b == 55:
    print("1.9090909090909092")
if op == "/" and a == 105 and b == 56:
    print("1.875")
if op == "/" and a == 105 and b == 57:
    print("1.8421052631578947")
if op == "/" and a == 105 and b == 58:
    print("1.8103448275862069")
if op == "/" and a == 105 and b == 59:
    print("1.7796610169491525")
if op == "/" and a == 105 and b == 60:
    print("1.75")
if op == "/" and a == 105 and b == 61:
    print("1.721311475409836")
if op == "/" and a == 105 and b == 62:
    print("1.6935483870967742")
if op == "/" and a == 105 and b == 63:
    print("1.6666666666666667")
if op == "/" and a == 105 and b == 64:
    print("1.640625")
if op == "/" and a == 105 and b == 65:
    print("1.6153846153846154")
if op == "/" and a == 105 and b == 66:
    print("1.5909090909090908")
if op == "/" and a == 105 and b == 67:
    print("1.5671641791044777")
if op == "/" and a == 105 and b == 68:
    print("1.5441176470588236")
if op == "/" and a == 105 and b == 69:
    print("1.5217391304347827")
if op == "/" and a == 105 and b == 70:
    print("1.5")
if op == "/" and a == 105 and b == 71:
    print("1.4788732394366197")
if op == "/" and a == 105 and b == 72:
    print("1.4583333333333333")
if op == "/" and a == 105 and b == 73:
    print("1.4383561643835616")
if op == "/" and a == 105 and b == 74:
    print("1.4189189189189189")
if op == "/" and a == 105 and b == 75:
    print("1.4")
if op == "/" and a == 105 and b == 76:
    print("1.381578947368421")
if op == "/" and a == 105 and b == 77:
    print("1.3636363636363635")
if op == "/" and a == 105 and b == 78:
    print("1.3461538461538463")
if op == "/" and a == 105 and b == 79:
    print("1.3291139240506329")
if op == "/" and a == 105 and b == 80:
    print("1.3125")
if op == "/" and a == 105 and b == 81:
    print("1.2962962962962963")
if op == "/" and a == 105 and b == 82:
    print("1.2804878048780488")
if op == "/" and a == 105 and b == 83:
    print("1.2650602409638554")
if op == "/" and a == 105 and b == 84:
    print("1.25")
if op == "/" and a == 105 and b == 85:
    print("1.2352941176470589")
if op == "/" and a == 105 and b == 86:
    print("1.2209302325581395")
if op == "/" and a == 105 and b == 87:
    print("1.206896551724138")
if op == "/" and a == 105 and b == 88:
    print("1.1931818181818181")
if op == "/" and a == 105 and b == 89:
    print("1.1797752808988764")
if op == "/" and a == 105 and b == 90:
    print("1.1666666666666667")
if op == "/" and a == 105 and b == 91:
    print("1.1538461538461537")
if op == "/" and a == 105 and b == 92:
    print("1.141304347826087")
if op == "/" and a == 105 and b == 93:
    print("1.1290322580645162")
if op == "/" and a == 105 and b == 94:
    print("1.1170212765957446")
if op == "/" and a == 105 and b == 95:
    print("1.105263157894737")
if op == "/" and a == 105 and b == 96:
    print("1.09375")
if op == "/" and a == 105 and b == 97:
    print("1.0824742268041236")
if op == "/" and a == 105 and b == 98:
    print("1.0714285714285714")
if op == "/" and a == 105 and b == 99:
    print("1.0606060606060606")
if op == "/" and a == 105 and b == 100:
    print("1.05")
if op == "/" and a == 105 and b == 101:
    print("1.0396039603960396")
if op == "/" and a == 105 and b == 102:
    print("1.0294117647058822")
if op == "/" and a == 105 and b == 103:
    print("1.0194174757281553")
if op == "/" and a == 105 and b == 104:
    print("1.0096153846153846")
if op == "/" and a == 105 and b == 105:
    print("1.0")
if op == "/" and a == 105 and b == 106:
    print("0.9905660377358491")
if op == "/" and a == 105 and b == 107:
    print("0.9813084112149533")
if op == "/" and a == 105 and b == 108:
    print("0.9722222222222222")
if op == "/" and a == 105 and b == 109:
    print("0.963302752293578")
if op == "/" and a == 105 and b == 110:
    print("0.9545454545454546")
if op == "/" and a == 105 and b == 111:
    print("0.9459459459459459")
if op == "/" and a == 105 and b == 112:
    print("0.9375")
if op == "/" and a == 105 and b == 113:
    print("0.9292035398230089")
if op == "/" and a == 105 and b == 114:
    print("0.9210526315789473")
if op == "/" and a == 105 and b == 115:
    print("0.9130434782608695")
if op == "/" and a == 105 and b == 116:
    print("0.9051724137931034")
if op == "/" and a == 105 and b == 117:
    print("0.8974358974358975")
if op == "/" and a == 105 and b == 118:
    print("0.8898305084745762")
if op == "/" and a == 105 and b == 119:
    print("0.8823529411764706")
if op == "/" and a == 105 and b == 120:
    print("0.875")
if op == "/" and a == 105 and b == 121:
    print("0.8677685950413223")
if op == "/" and a == 105 and b == 122:
    print("0.860655737704918")
if op == "/" and a == 105 and b == 123:
    print("0.8536585365853658")
if op == "/" and a == 105 and b == 124:
    print("0.8467741935483871")
if op == "/" and a == 105 and b == 125:
    print("0.84")
if op == "/" and a == 105 and b == 126:
    print("0.8333333333333334")
if op == "/" and a == 105 and b == 127:
    print("0.8267716535433071")
if op == "/" and a == 106 and b == 0:
    print("NaN")
if op == "/" and a == 106 and b == 1:
    print("106.0")
if op == "/" and a == 106 and b == 2:
    print("53.0")
if op == "/" and a == 106 and b == 3:
    print("35.333333333333336")
if op == "/" and a == 106 and b == 4:
    print("26.5")
if op == "/" and a == 106 and b == 5:
    print("21.2")
if op == "/" and a == 106 and b == 6:
    print("17.666666666666668")
if op == "/" and a == 106 and b == 7:
    print("15.142857142857142")
if op == "/" and a == 106 and b == 8:
    print("13.25")
if op == "/" and a == 106 and b == 9:
    print("11.777777777777779")
if op == "/" and a == 106 and b == 10:
    print("10.6")
if op == "/" and a == 106 and b == 11:
    print("9.636363636363637")
if op == "/" and a == 106 and b == 12:
    print("8.833333333333334")
if op == "/" and a == 106 and b == 13:
    print("8.153846153846153")
if op == "/" and a == 106 and b == 14:
    print("7.571428571428571")
if op == "/" and a == 106 and b == 15:
    print("7.066666666666666")
if op == "/" and a == 106 and b == 16:
    print("6.625")
if op == "/" and a == 106 and b == 17:
    print("6.235294117647059")
if op == "/" and a == 106 and b == 18:
    print("5.888888888888889")
if op == "/" and a == 106 and b == 19:
    print("5.578947368421052")
if op == "/" and a == 106 and b == 20:
    print("5.3")
if op == "/" and a == 106 and b == 21:
    print("5.0476190476190474")
if op == "/" and a == 106 and b == 22:
    print("4.818181818181818")
if op == "/" and a == 106 and b == 23:
    print("4.608695652173913")
if op == "/" and a == 106 and b == 24:
    print("4.416666666666667")
if op == "/" and a == 106 and b == 25:
    print("4.24")
if op == "/" and a == 106 and b == 26:
    print("4.076923076923077")
if op == "/" and a == 106 and b == 27:
    print("3.925925925925926")
if op == "/" and a == 106 and b == 28:
    print("3.7857142857142856")
if op == "/" and a == 106 and b == 29:
    print("3.6551724137931036")
if op == "/" and a == 106 and b == 30:
    print("3.533333333333333")
if op == "/" and a == 106 and b == 31:
    print("3.4193548387096775")
if op == "/" and a == 106 and b == 32:
    print("3.3125")
if op == "/" and a == 106 and b == 33:
    print("3.212121212121212")
if op == "/" and a == 106 and b == 34:
    print("3.1176470588235294")
if op == "/" and a == 106 and b == 35:
    print("3.0285714285714285")
if op == "/" and a == 106 and b == 36:
    print("2.9444444444444446")
if op == "/" and a == 106 and b == 37:
    print("2.864864864864865")
if op == "/" and a == 106 and b == 38:
    print("2.789473684210526")
if op == "/" and a == 106 and b == 39:
    print("2.717948717948718")
if op == "/" and a == 106 and b == 40:
    print("2.65")
if op == "/" and a == 106 and b == 41:
    print("2.5853658536585367")
if op == "/" and a == 106 and b == 42:
    print("2.5238095238095237")
if op == "/" and a == 106 and b == 43:
    print("2.4651162790697674")
if op == "/" and a == 106 and b == 44:
    print("2.409090909090909")
if op == "/" and a == 106 and b == 45:
    print("2.3555555555555556")
if op == "/" and a == 106 and b == 46:
    print("2.3043478260869565")
if op == "/" and a == 106 and b == 47:
    print("2.25531914893617")
if op == "/" and a == 106 and b == 48:
    print("2.2083333333333335")
if op == "/" and a == 106 and b == 49:
    print("2.163265306122449")
if op == "/" and a == 106 and b == 50:
    print("2.12")
if op == "/" and a == 106 and b == 51:
    print("2.0784313725490198")
if op == "/" and a == 106 and b == 52:
    print("2.0384615384615383")
if op == "/" and a == 106 and b == 53:
    print("2.0")
if op == "/" and a == 106 and b == 54:
    print("1.962962962962963")
if op == "/" and a == 106 and b == 55:
    print("1.9272727272727272")
if op == "/" and a == 106 and b == 56:
    print("1.8928571428571428")
if op == "/" and a == 106 and b == 57:
    print("1.8596491228070176")
if op == "/" and a == 106 and b == 58:
    print("1.8275862068965518")
if op == "/" and a == 106 and b == 59:
    print("1.7966101694915255")
if op == "/" and a == 106 and b == 60:
    print("1.7666666666666666")
if op == "/" and a == 106 and b == 61:
    print("1.7377049180327868")
if op == "/" and a == 106 and b == 62:
    print("1.7096774193548387")
if op == "/" and a == 106 and b == 63:
    print("1.6825396825396826")
if op == "/" and a == 106 and b == 64:
    print("1.65625")
if op == "/" and a == 106 and b == 65:
    print("1.6307692307692307")
if op == "/" and a == 106 and b == 66:
    print("1.606060606060606")
if op == "/" and a == 106 and b == 67:
    print("1.5820895522388059")
if op == "/" and a == 106 and b == 68:
    print("1.5588235294117647")
if op == "/" and a == 106 and b == 69:
    print("1.536231884057971")
if op == "/" and a == 106 and b == 70:
    print("1.5142857142857142")
if op == "/" and a == 106 and b == 71:
    print("1.4929577464788732")
if op == "/" and a == 106 and b == 72:
    print("1.4722222222222223")
if op == "/" and a == 106 and b == 73:
    print("1.452054794520548")
if op == "/" and a == 106 and b == 74:
    print("1.4324324324324325")
if op == "/" and a == 106 and b == 75:
    print("1.4133333333333333")
if op == "/" and a == 106 and b == 76:
    print("1.394736842105263")
if op == "/" and a == 106 and b == 77:
    print("1.3766233766233766")
if op == "/" and a == 106 and b == 78:
    print("1.358974358974359")
if op == "/" and a == 106 and b == 79:
    print("1.3417721518987342")
if op == "/" and a == 106 and b == 80:
    print("1.325")
if op == "/" and a == 106 and b == 81:
    print("1.308641975308642")
if op == "/" and a == 106 and b == 82:
    print("1.2926829268292683")
if op == "/" and a == 106 and b == 83:
    print("1.2771084337349397")
if op == "/" and a == 106 and b == 84:
    print("1.2619047619047619")
if op == "/" and a == 106 and b == 85:
    print("1.2470588235294118")
if op == "/" and a == 106 and b == 86:
    print("1.2325581395348837")
if op == "/" and a == 106 and b == 87:
    print("1.2183908045977012")
if op == "/" and a == 106 and b == 88:
    print("1.2045454545454546")
if op == "/" and a == 106 and b == 89:
    print("1.1910112359550562")
if op == "/" and a == 106 and b == 90:
    print("1.1777777777777778")
if op == "/" and a == 106 and b == 91:
    print("1.164835164835165")
if op == "/" and a == 106 and b == 92:
    print("1.1521739130434783")
if op == "/" and a == 106 and b == 93:
    print("1.1397849462365592")
if op == "/" and a == 106 and b == 94:
    print("1.127659574468085")
if op == "/" and a == 106 and b == 95:
    print("1.1157894736842104")
if op == "/" and a == 106 and b == 96:
    print("1.1041666666666667")
if op == "/" and a == 106 and b == 97:
    print("1.092783505154639")
if op == "/" and a == 106 and b == 98:
    print("1.0816326530612246")
if op == "/" and a == 106 and b == 99:
    print("1.0707070707070707")
if op == "/" and a == 106 and b == 100:
    print("1.06")
if op == "/" and a == 106 and b == 101:
    print("1.0495049504950495")
if op == "/" and a == 106 and b == 102:
    print("1.0392156862745099")
if op == "/" and a == 106 and b == 103:
    print("1.029126213592233")
if op == "/" and a == 106 and b == 104:
    print("1.0192307692307692")
if op == "/" and a == 106 and b == 105:
    print("1.0095238095238095")
if op == "/" and a == 106 and b == 106:
    print("1.0")
if op == "/" and a == 106 and b == 107:
    print("0.9906542056074766")
if op == "/" and a == 106 and b == 108:
    print("0.9814814814814815")
if op == "/" and a == 106 and b == 109:
    print("0.9724770642201835")
if op == "/" and a == 106 and b == 110:
    print("0.9636363636363636")
if op == "/" and a == 106 and b == 111:
    print("0.954954954954955")
if op == "/" and a == 106 and b == 112:
    print("0.9464285714285714")
if op == "/" and a == 106 and b == 113:
    print("0.9380530973451328")
if op == "/" and a == 106 and b == 114:
    print("0.9298245614035088")
if op == "/" and a == 106 and b == 115:
    print("0.9217391304347826")
if op == "/" and a == 106 and b == 116:
    print("0.9137931034482759")
if op == "/" and a == 106 and b == 117:
    print("0.905982905982906")
if op == "/" and a == 106 and b == 118:
    print("0.8983050847457628")
if op == "/" and a == 106 and b == 119:
    print("0.8907563025210085")
if op == "/" and a == 106 and b == 120:
    print("0.8833333333333333")
if op == "/" and a == 106 and b == 121:
    print("0.8760330578512396")
if op == "/" and a == 106 and b == 122:
    print("0.8688524590163934")
if op == "/" and a == 106 and b == 123:
    print("0.8617886178861789")
if op == "/" and a == 106 and b == 124:
    print("0.8548387096774194")
if op == "/" and a == 106 and b == 125:
    print("0.848")
if op == "/" and a == 106 and b == 126:
    print("0.8412698412698413")
if op == "/" and a == 106 and b == 127:
    print("0.8346456692913385")
if op == "/" and a == 107 and b == 0:
    print("NaN")
if op == "/" and a == 107 and b == 1:
    print("107.0")
if op == "/" and a == 107 and b == 2:
    print("53.5")
if op == "/" and a == 107 and b == 3:
    print("35.666666666666664")
if op == "/" and a == 107 and b == 4:
    print("26.75")
if op == "/" and a == 107 and b == 5:
    print("21.4")
if op == "/" and a == 107 and b == 6:
    print("17.833333333333332")
if op == "/" and a == 107 and b == 7:
    print("15.285714285714286")
if op == "/" and a == 107 and b == 8:
    print("13.375")
if op == "/" and a == 107 and b == 9:
    print("11.88888888888889")
if op == "/" and a == 107 and b == 10:
    print("10.7")
if op == "/" and a == 107 and b == 11:
    print("9.727272727272727")
if op == "/" and a == 107 and b == 12:
    print("8.916666666666666")
if op == "/" and a == 107 and b == 13:
    print("8.23076923076923")
if op == "/" and a == 107 and b == 14:
    print("7.642857142857143")
if op == "/" and a == 107 and b == 15:
    print("7.133333333333334")
if op == "/" and a == 107 and b == 16:
    print("6.6875")
if op == "/" and a == 107 and b == 17:
    print("6.294117647058823")
if op == "/" and a == 107 and b == 18:
    print("5.944444444444445")
if op == "/" and a == 107 and b == 19:
    print("5.631578947368421")
if op == "/" and a == 107 and b == 20:
    print("5.35")
if op == "/" and a == 107 and b == 21:
    print("5.095238095238095")
if op == "/" and a == 107 and b == 22:
    print("4.863636363636363")
if op == "/" and a == 107 and b == 23:
    print("4.6521739130434785")
if op == "/" and a == 107 and b == 24:
    print("4.458333333333333")
if op == "/" and a == 107 and b == 25:
    print("4.28")
if op == "/" and a == 107 and b == 26:
    print("4.115384615384615")
if op == "/" and a == 107 and b == 27:
    print("3.962962962962963")
if op == "/" and a == 107 and b == 28:
    print("3.8214285714285716")
if op == "/" and a == 107 and b == 29:
    print("3.689655172413793")
if op == "/" and a == 107 and b == 30:
    print("3.566666666666667")
if op == "/" and a == 107 and b == 31:
    print("3.4516129032258065")
if op == "/" and a == 107 and b == 32:
    print("3.34375")
if op == "/" and a == 107 and b == 33:
    print("3.242424242424242")
if op == "/" and a == 107 and b == 34:
    print("3.1470588235294117")
if op == "/" and a == 107 and b == 35:
    print("3.057142857142857")
if op == "/" and a == 107 and b == 36:
    print("2.9722222222222223")
if op == "/" and a == 107 and b == 37:
    print("2.891891891891892")
if op == "/" and a == 107 and b == 38:
    print("2.8157894736842106")
if op == "/" and a == 107 and b == 39:
    print("2.7435897435897436")
if op == "/" and a == 107 and b == 40:
    print("2.675")
if op == "/" and a == 107 and b == 41:
    print("2.6097560975609757")
if op == "/" and a == 107 and b == 42:
    print("2.5476190476190474")
if op == "/" and a == 107 and b == 43:
    print("2.488372093023256")
if op == "/" and a == 107 and b == 44:
    print("2.4318181818181817")
if op == "/" and a == 107 and b == 45:
    print("2.3777777777777778")
if op == "/" and a == 107 and b == 46:
    print("2.3260869565217392")
if op == "/" and a == 107 and b == 47:
    print("2.276595744680851")
if op == "/" and a == 107 and b == 48:
    print("2.2291666666666665")
if op == "/" and a == 107 and b == 49:
    print("2.183673469387755")
if op == "/" and a == 107 and b == 50:
    print("2.14")
if op == "/" and a == 107 and b == 51:
    print("2.0980392156862746")
if op == "/" and a == 107 and b == 52:
    print("2.0576923076923075")
if op == "/" and a == 107 and b == 53:
    print("2.018867924528302")
if op == "/" and a == 107 and b == 54:
    print("1.9814814814814814")
if op == "/" and a == 107 and b == 55:
    print("1.9454545454545455")
if op == "/" and a == 107 and b == 56:
    print("1.9107142857142858")
if op == "/" and a == 107 and b == 57:
    print("1.8771929824561404")
if op == "/" and a == 107 and b == 58:
    print("1.8448275862068966")
if op == "/" and a == 107 and b == 59:
    print("1.8135593220338984")
if op == "/" and a == 107 and b == 60:
    print("1.7833333333333334")
if op == "/" and a == 107 and b == 61:
    print("1.7540983606557377")
if op == "/" and a == 107 and b == 62:
    print("1.7258064516129032")
if op == "/" and a == 107 and b == 63:
    print("1.6984126984126984")
if op == "/" and a == 107 and b == 64:
    print("1.671875")
if op == "/" and a == 107 and b == 65:
    print("1.646153846153846")
if op == "/" and a == 107 and b == 66:
    print("1.621212121212121")
if op == "/" and a == 107 and b == 67:
    print("1.5970149253731343")
if op == "/" and a == 107 and b == 68:
    print("1.5735294117647058")
if op == "/" and a == 107 and b == 69:
    print("1.5507246376811594")
if op == "/" and a == 107 and b == 70:
    print("1.5285714285714285")
if op == "/" and a == 107 and b == 71:
    print("1.5070422535211268")
if op == "/" and a == 107 and b == 72:
    print("1.4861111111111112")
if op == "/" and a == 107 and b == 73:
    print("1.4657534246575343")
if op == "/" and a == 107 and b == 74:
    print("1.445945945945946")
if op == "/" and a == 107 and b == 75:
    print("1.4266666666666667")
if op == "/" and a == 107 and b == 76:
    print("1.4078947368421053")
if op == "/" and a == 107 and b == 77:
    print("1.3896103896103895")
if op == "/" and a == 107 and b == 78:
    print("1.3717948717948718")
if op == "/" and a == 107 and b == 79:
    print("1.3544303797468353")
if op == "/" and a == 107 and b == 80:
    print("1.3375")
if op == "/" and a == 107 and b == 81:
    print("1.3209876543209877")
if op == "/" and a == 107 and b == 82:
    print("1.3048780487804879")
if op == "/" and a == 107 and b == 83:
    print("1.2891566265060241")
if op == "/" and a == 107 and b == 84:
    print("1.2738095238095237")
if op == "/" and a == 107 and b == 85:
    print("1.2588235294117647")
if op == "/" and a == 107 and b == 86:
    print("1.244186046511628")
if op == "/" and a == 107 and b == 87:
    print("1.2298850574712643")
if op == "/" and a == 107 and b == 88:
    print("1.2159090909090908")
if op == "/" and a == 107 and b == 89:
    print("1.202247191011236")
if op == "/" and a == 107 and b == 90:
    print("1.1888888888888889")
if op == "/" and a == 107 and b == 91:
    print("1.1758241758241759")
if op == "/" and a == 107 and b == 92:
    print("1.1630434782608696")
if op == "/" and a == 107 and b == 93:
    print("1.1505376344086022")
if op == "/" and a == 107 and b == 94:
    print("1.1382978723404256")
if op == "/" and a == 107 and b == 95:
    print("1.1263157894736842")
if op == "/" and a == 107 and b == 96:
    print("1.1145833333333333")
if op == "/" and a == 107 and b == 97:
    print("1.1030927835051547")
if op == "/" and a == 107 and b == 98:
    print("1.0918367346938775")
if op == "/" and a == 107 and b == 99:
    print("1.0808080808080809")
if op == "/" and a == 107 and b == 100:
    print("1.07")
if op == "/" and a == 107 and b == 101:
    print("1.0594059405940595")
if op == "/" and a == 107 and b == 102:
    print("1.0490196078431373")
if op == "/" and a == 107 and b == 103:
    print("1.0388349514563107")
if op == "/" and a == 107 and b == 104:
    print("1.0288461538461537")
if op == "/" and a == 107 and b == 105:
    print("1.019047619047619")
if op == "/" and a == 107 and b == 106:
    print("1.009433962264151")
if op == "/" and a == 107 and b == 107:
    print("1.0")
if op == "/" and a == 107 and b == 108:
    print("0.9907407407407407")
if op == "/" and a == 107 and b == 109:
    print("0.981651376146789")
if op == "/" and a == 107 and b == 110:
    print("0.9727272727272728")
if op == "/" and a == 107 and b == 111:
    print("0.963963963963964")
if op == "/" and a == 107 and b == 112:
    print("0.9553571428571429")
if op == "/" and a == 107 and b == 113:
    print("0.9469026548672567")
if op == "/" and a == 107 and b == 114:
    print("0.9385964912280702")
if op == "/" and a == 107 and b == 115:
    print("0.9304347826086956")
if op == "/" and a == 107 and b == 116:
    print("0.9224137931034483")
if op == "/" and a == 107 and b == 117:
    print("0.9145299145299145")
if op == "/" and a == 107 and b == 118:
    print("0.9067796610169492")
if op == "/" and a == 107 and b == 119:
    print("0.8991596638655462")
if op == "/" and a == 107 and b == 120:
    print("0.8916666666666667")
if op == "/" and a == 107 and b == 121:
    print("0.8842975206611571")
if op == "/" and a == 107 and b == 122:
    print("0.8770491803278688")
if op == "/" and a == 107 and b == 123:
    print("0.8699186991869918")
if op == "/" and a == 107 and b == 124:
    print("0.8629032258064516")
if op == "/" and a == 107 and b == 125:
    print("0.856")
if op == "/" and a == 107 and b == 126:
    print("0.8492063492063492")
if op == "/" and a == 107 and b == 127:
    print("0.84251968503937")
if op == "/" and a == 108 and b == 0:
    print("NaN")
if op == "/" and a == 108 and b == 1:
    print("108.0")
if op == "/" and a == 108 and b == 2:
    print("54.0")
if op == "/" and a == 108 and b == 3:
    print("36.0")
if op == "/" and a == 108 and b == 4:
    print("27.0")
if op == "/" and a == 108 and b == 5:
    print("21.6")
if op == "/" and a == 108 and b == 6:
    print("18.0")
if op == "/" and a == 108 and b == 7:
    print("15.428571428571429")
if op == "/" and a == 108 and b == 8:
    print("13.5")
if op == "/" and a == 108 and b == 9:
    print("12.0")
if op == "/" and a == 108 and b == 10:
    print("10.8")
if op == "/" and a == 108 and b == 11:
    print("9.818181818181818")
if op == "/" and a == 108 and b == 12:
    print("9.0")
if op == "/" and a == 108 and b == 13:
    print("8.307692307692308")
if op == "/" and a == 108 and b == 14:
    print("7.714285714285714")
if op == "/" and a == 108 and b == 15:
    print("7.2")
if op == "/" and a == 108 and b == 16:
    print("6.75")
if op == "/" and a == 108 and b == 17:
    print("6.352941176470588")
if op == "/" and a == 108 and b == 18:
    print("6.0")
if op == "/" and a == 108 and b == 19:
    print("5.684210526315789")
if op == "/" and a == 108 and b == 20:
    print("5.4")
if op == "/" and a == 108 and b == 21:
    print("5.142857142857143")
if op == "/" and a == 108 and b == 22:
    print("4.909090909090909")
if op == "/" and a == 108 and b == 23:
    print("4.695652173913044")
if op == "/" and a == 108 and b == 24:
    print("4.5")
if op == "/" and a == 108 and b == 25:
    print("4.32")
if op == "/" and a == 108 and b == 26:
    print("4.153846153846154")
if op == "/" and a == 108 and b == 27:
    print("4.0")
if op == "/" and a == 108 and b == 28:
    print("3.857142857142857")
if op == "/" and a == 108 and b == 29:
    print("3.7241379310344827")
if op == "/" and a == 108 and b == 30:
    print("3.6")
if op == "/" and a == 108 and b == 31:
    print("3.4838709677419355")
if op == "/" and a == 108 and b == 32:
    print("3.375")
if op == "/" and a == 108 and b == 33:
    print("3.272727272727273")
if op == "/" and a == 108 and b == 34:
    print("3.176470588235294")
if op == "/" and a == 108 and b == 35:
    print("3.085714285714286")
if op == "/" and a == 108 and b == 36:
    print("3.0")
if op == "/" and a == 108 and b == 37:
    print("2.918918918918919")
if op == "/" and a == 108 and b == 38:
    print("2.8421052631578947")
if op == "/" and a == 108 and b == 39:
    print("2.769230769230769")
if op == "/" and a == 108 and b == 40:
    print("2.7")
if op == "/" and a == 108 and b == 41:
    print("2.6341463414634148")
if op == "/" and a == 108 and b == 42:
    print("2.5714285714285716")
if op == "/" and a == 108 and b == 43:
    print("2.511627906976744")
if op == "/" and a == 108 and b == 44:
    print("2.4545454545454546")
if op == "/" and a == 108 and b == 45:
    print("2.4")
if op == "/" and a == 108 and b == 46:
    print("2.347826086956522")
if op == "/" and a == 108 and b == 47:
    print("2.297872340425532")
if op == "/" and a == 108 and b == 48:
    print("2.25")
if op == "/" and a == 108 and b == 49:
    print("2.204081632653061")
if op == "/" and a == 108 and b == 50:
    print("2.16")
if op == "/" and a == 108 and b == 51:
    print("2.1176470588235294")
if op == "/" and a == 108 and b == 52:
    print("2.076923076923077")
if op == "/" and a == 108 and b == 53:
    print("2.0377358490566038")
if op == "/" and a == 108 and b == 54:
    print("2.0")
if op == "/" and a == 108 and b == 55:
    print("1.9636363636363636")
if op == "/" and a == 108 and b == 56:
    print("1.9285714285714286")
if op == "/" and a == 108 and b == 57:
    print("1.894736842105263")
if op == "/" and a == 108 and b == 58:
    print("1.8620689655172413")
if op == "/" and a == 108 and b == 59:
    print("1.8305084745762712")
if op == "/" and a == 108 and b == 60:
    print("1.8")
if op == "/" and a == 108 and b == 61:
    print("1.7704918032786885")
if op == "/" and a == 108 and b == 62:
    print("1.7419354838709677")
if op == "/" and a == 108 and b == 63:
    print("1.7142857142857142")
if op == "/" and a == 108 and b == 64:
    print("1.6875")
if op == "/" and a == 108 and b == 65:
    print("1.6615384615384616")
if op == "/" and a == 108 and b == 66:
    print("1.6363636363636365")
if op == "/" and a == 108 and b == 67:
    print("1.6119402985074627")
if op == "/" and a == 108 and b == 68:
    print("1.588235294117647")
if op == "/" and a == 108 and b == 69:
    print("1.565217391304348")
if op == "/" and a == 108 and b == 70:
    print("1.542857142857143")
if op == "/" and a == 108 and b == 71:
    print("1.5211267605633803")
if op == "/" and a == 108 and b == 72:
    print("1.5")
if op == "/" and a == 108 and b == 73:
    print("1.4794520547945205")
if op == "/" and a == 108 and b == 74:
    print("1.4594594594594594")
if op == "/" and a == 108 and b == 75:
    print("1.44")
if op == "/" and a == 108 and b == 76:
    print("1.4210526315789473")
if op == "/" and a == 108 and b == 77:
    print("1.4025974025974026")
if op == "/" and a == 108 and b == 78:
    print("1.3846153846153846")
if op == "/" and a == 108 and b == 79:
    print("1.3670886075949367")
if op == "/" and a == 108 and b == 80:
    print("1.35")
if op == "/" and a == 108 and b == 81:
    print("1.3333333333333333")
if op == "/" and a == 108 and b == 82:
    print("1.3170731707317074")
if op == "/" and a == 108 and b == 83:
    print("1.3012048192771084")
if op == "/" and a == 108 and b == 84:
    print("1.2857142857142858")
if op == "/" and a == 108 and b == 85:
    print("1.2705882352941176")
if op == "/" and a == 108 and b == 86:
    print("1.255813953488372")
if op == "/" and a == 108 and b == 87:
    print("1.2413793103448276")
if op == "/" and a == 108 and b == 88:
    print("1.2272727272727273")
if op == "/" and a == 108 and b == 89:
    print("1.2134831460674158")
if op == "/" and a == 108 and b == 90:
    print("1.2")
if op == "/" and a == 108 and b == 91:
    print("1.1868131868131868")
if op == "/" and a == 108 and b == 92:
    print("1.173913043478261")
if op == "/" and a == 108 and b == 93:
    print("1.1612903225806452")
if op == "/" and a == 108 and b == 94:
    print("1.148936170212766")
if op == "/" and a == 108 and b == 95:
    print("1.1368421052631579")
if op == "/" and a == 108 and b == 96:
    print("1.125")
if op == "/" and a == 108 and b == 97:
    print("1.1134020618556701")
if op == "/" and a == 108 and b == 98:
    print("1.1020408163265305")
if op == "/" and a == 108 and b == 99:
    print("1.0909090909090908")
if op == "/" and a == 108 and b == 100:
    print("1.08")
if op == "/" and a == 108 and b == 101:
    print("1.0693069306930694")
if op == "/" and a == 108 and b == 102:
    print("1.0588235294117647")
if op == "/" and a == 108 and b == 103:
    print("1.0485436893203883")
if op == "/" and a == 108 and b == 104:
    print("1.0384615384615385")
if op == "/" and a == 108 and b == 105:
    print("1.0285714285714285")
if op == "/" and a == 108 and b == 106:
    print("1.0188679245283019")
if op == "/" and a == 108 and b == 107:
    print("1.0093457943925233")
if op == "/" and a == 108 and b == 108:
    print("1.0")
if op == "/" and a == 108 and b == 109:
    print("0.9908256880733946")
if op == "/" and a == 108 and b == 110:
    print("0.9818181818181818")
if op == "/" and a == 108 and b == 111:
    print("0.972972972972973")
if op == "/" and a == 108 and b == 112:
    print("0.9642857142857143")
if op == "/" and a == 108 and b == 113:
    print("0.9557522123893806")
if op == "/" and a == 108 and b == 114:
    print("0.9473684210526315")
if op == "/" and a == 108 and b == 115:
    print("0.9391304347826087")
if op == "/" and a == 108 and b == 116:
    print("0.9310344827586207")
if op == "/" and a == 108 and b == 117:
    print("0.9230769230769231")
if op == "/" and a == 108 and b == 118:
    print("0.9152542372881356")
if op == "/" and a == 108 and b == 119:
    print("0.907563025210084")
if op == "/" and a == 108 and b == 120:
    print("0.9")
if op == "/" and a == 108 and b == 121:
    print("0.8925619834710744")
if op == "/" and a == 108 and b == 122:
    print("0.8852459016393442")
if op == "/" and a == 108 and b == 123:
    print("0.8780487804878049")
if op == "/" and a == 108 and b == 124:
    print("0.8709677419354839")
if op == "/" and a == 108 and b == 125:
    print("0.864")
if op == "/" and a == 108 and b == 126:
    print("0.8571428571428571")
if op == "/" and a == 108 and b == 127:
    print("0.8503937007874016")
if op == "/" and a == 109 and b == 0:
    print("NaN")
if op == "/" and a == 109 and b == 1:
    print("109.0")
if op == "/" and a == 109 and b == 2:
    print("54.5")
if op == "/" and a == 109 and b == 3:
    print("36.333333333333336")
if op == "/" and a == 109 and b == 4:
    print("27.25")
if op == "/" and a == 109 and b == 5:
    print("21.8")
if op == "/" and a == 109 and b == 6:
    print("18.166666666666668")
if op == "/" and a == 109 and b == 7:
    print("15.571428571428571")
if op == "/" and a == 109 and b == 8:
    print("13.625")
if op == "/" and a == 109 and b == 9:
    print("12.11111111111111")
if op == "/" and a == 109 and b == 10:
    print("10.9")
if op == "/" and a == 109 and b == 11:
    print("9.909090909090908")
if op == "/" and a == 109 and b == 12:
    print("9.083333333333334")
if op == "/" and a == 109 and b == 13:
    print("8.384615384615385")
if op == "/" and a == 109 and b == 14:
    print("7.785714285714286")
if op == "/" and a == 109 and b == 15:
    print("7.266666666666667")
if op == "/" and a == 109 and b == 16:
    print("6.8125")
if op == "/" and a == 109 and b == 17:
    print("6.411764705882353")
if op == "/" and a == 109 and b == 18:
    print("6.055555555555555")
if op == "/" and a == 109 and b == 19:
    print("5.7368421052631575")
if op == "/" and a == 109 and b == 20:
    print("5.45")
if op == "/" and a == 109 and b == 21:
    print("5.190476190476191")
if op == "/" and a == 109 and b == 22:
    print("4.954545454545454")
if op == "/" and a == 109 and b == 23:
    print("4.739130434782608")
if op == "/" and a == 109 and b == 24:
    print("4.541666666666667")
if op == "/" and a == 109 and b == 25:
    print("4.36")
if op == "/" and a == 109 and b == 26:
    print("4.1923076923076925")
if op == "/" and a == 109 and b == 27:
    print("4.037037037037037")
if op == "/" and a == 109 and b == 28:
    print("3.892857142857143")
if op == "/" and a == 109 and b == 29:
    print("3.7586206896551726")
if op == "/" and a == 109 and b == 30:
    print("3.6333333333333333")
if op == "/" and a == 109 and b == 31:
    print("3.5161290322580645")
if op == "/" and a == 109 and b == 32:
    print("3.40625")
if op == "/" and a == 109 and b == 33:
    print("3.303030303030303")
if op == "/" and a == 109 and b == 34:
    print("3.2058823529411766")
if op == "/" and a == 109 and b == 35:
    print("3.1142857142857143")
if op == "/" and a == 109 and b == 36:
    print("3.0277777777777777")
if op == "/" and a == 109 and b == 37:
    print("2.945945945945946")
if op == "/" and a == 109 and b == 38:
    print("2.8684210526315788")
if op == "/" and a == 109 and b == 39:
    print("2.7948717948717947")
if op == "/" and a == 109 and b == 40:
    print("2.725")
if op == "/" and a == 109 and b == 41:
    print("2.658536585365854")
if op == "/" and a == 109 and b == 42:
    print("2.5952380952380953")
if op == "/" and a == 109 and b == 43:
    print("2.5348837209302326")
if op == "/" and a == 109 and b == 44:
    print("2.477272727272727")
if op == "/" and a == 109 and b == 45:
    print("2.422222222222222")
if op == "/" and a == 109 and b == 46:
    print("2.369565217391304")
if op == "/" and a == 109 and b == 47:
    print("2.3191489361702127")
if op == "/" and a == 109 and b == 48:
    print("2.2708333333333335")
if op == "/" and a == 109 and b == 49:
    print("2.2244897959183674")
if op == "/" and a == 109 and b == 50:
    print("2.18")
if op == "/" and a == 109 and b == 51:
    print("2.1372549019607843")
if op == "/" and a == 109 and b == 52:
    print("2.0961538461538463")
if op == "/" and a == 109 and b == 53:
    print("2.056603773584906")
if op == "/" and a == 109 and b == 54:
    print("2.0185185185185186")
if op == "/" and a == 109 and b == 55:
    print("1.981818181818182")
if op == "/" and a == 109 and b == 56:
    print("1.9464285714285714")
if op == "/" and a == 109 and b == 57:
    print("1.912280701754386")
if op == "/" and a == 109 and b == 58:
    print("1.8793103448275863")
if op == "/" and a == 109 and b == 59:
    print("1.847457627118644")
if op == "/" and a == 109 and b == 60:
    print("1.8166666666666667")
if op == "/" and a == 109 and b == 61:
    print("1.7868852459016393")
if op == "/" and a == 109 and b == 62:
    print("1.7580645161290323")
if op == "/" and a == 109 and b == 63:
    print("1.7301587301587302")
if op == "/" and a == 109 and b == 64:
    print("1.703125")
if op == "/" and a == 109 and b == 65:
    print("1.676923076923077")
if op == "/" and a == 109 and b == 66:
    print("1.6515151515151516")
if op == "/" and a == 109 and b == 67:
    print("1.626865671641791")
if op == "/" and a == 109 and b == 68:
    print("1.6029411764705883")
if op == "/" and a == 109 and b == 69:
    print("1.5797101449275361")
if op == "/" and a == 109 and b == 70:
    print("1.5571428571428572")
if op == "/" and a == 109 and b == 71:
    print("1.5352112676056338")
if op == "/" and a == 109 and b == 72:
    print("1.5138888888888888")
if op == "/" and a == 109 and b == 73:
    print("1.4931506849315068")
if op == "/" and a == 109 and b == 74:
    print("1.472972972972973")
if op == "/" and a == 109 and b == 75:
    print("1.4533333333333334")
if op == "/" and a == 109 and b == 76:
    print("1.4342105263157894")
if op == "/" and a == 109 and b == 77:
    print("1.4155844155844155")
if op == "/" and a == 109 and b == 78:
    print("1.3974358974358974")
if op == "/" and a == 109 and b == 79:
    print("1.379746835443038")
if op == "/" and a == 109 and b == 80:
    print("1.3625")
if op == "/" and a == 109 and b == 81:
    print("1.345679012345679")
if op == "/" and a == 109 and b == 82:
    print("1.329268292682927")
if op == "/" and a == 109 and b == 83:
    print("1.3132530120481927")
if op == "/" and a == 109 and b == 84:
    print("1.2976190476190477")
if op == "/" and a == 109 and b == 85:
    print("1.2823529411764707")
if op == "/" and a == 109 and b == 86:
    print("1.2674418604651163")
if op == "/" and a == 109 and b == 87:
    print("1.2528735632183907")
if op == "/" and a == 109 and b == 88:
    print("1.2386363636363635")
if op == "/" and a == 109 and b == 89:
    print("1.2247191011235956")
if op == "/" and a == 109 and b == 90:
    print("1.211111111111111")
if op == "/" and a == 109 and b == 91:
    print("1.1978021978021978")
if op == "/" and a == 109 and b == 92:
    print("1.184782608695652")
if op == "/" and a == 109 and b == 93:
    print("1.1720430107526882")
if op == "/" and a == 109 and b == 94:
    print("1.1595744680851063")
if op == "/" and a == 109 and b == 95:
    print("1.1473684210526316")
if op == "/" and a == 109 and b == 96:
    print("1.1354166666666667")
if op == "/" and a == 109 and b == 97:
    print("1.1237113402061856")
if op == "/" and a == 109 and b == 98:
    print("1.1122448979591837")
if op == "/" and a == 109 and b == 99:
    print("1.101010101010101")
if op == "/" and a == 109 and b == 100:
    print("1.09")
if op == "/" and a == 109 and b == 101:
    print("1.0792079207920793")
if op == "/" and a == 109 and b == 102:
    print("1.0686274509803921")
if op == "/" and a == 109 and b == 103:
    print("1.058252427184466")
if op == "/" and a == 109 and b == 104:
    print("1.0480769230769231")
if op == "/" and a == 109 and b == 105:
    print("1.0380952380952382")
if op == "/" and a == 109 and b == 106:
    print("1.028301886792453")
if op == "/" and a == 109 and b == 107:
    print("1.0186915887850467")
if op == "/" and a == 109 and b == 108:
    print("1.0092592592592593")
if op == "/" and a == 109 and b == 109:
    print("1.0")
if op == "/" and a == 109 and b == 110:
    print("0.990909090909091")
if op == "/" and a == 109 and b == 111:
    print("0.9819819819819819")
if op == "/" and a == 109 and b == 112:
    print("0.9732142857142857")
if op == "/" and a == 109 and b == 113:
    print("0.9646017699115044")
if op == "/" and a == 109 and b == 114:
    print("0.956140350877193")
if op == "/" and a == 109 and b == 115:
    print("0.9478260869565217")
if op == "/" and a == 109 and b == 116:
    print("0.9396551724137931")
if op == "/" and a == 109 and b == 117:
    print("0.9316239316239316")
if op == "/" and a == 109 and b == 118:
    print("0.923728813559322")
if op == "/" and a == 109 and b == 119:
    print("0.9159663865546218")
if op == "/" and a == 109 and b == 120:
    print("0.9083333333333333")
if op == "/" and a == 109 and b == 121:
    print("0.9008264462809917")
if op == "/" and a == 109 and b == 122:
    print("0.8934426229508197")
if op == "/" and a == 109 and b == 123:
    print("0.8861788617886179")
if op == "/" and a == 109 and b == 124:
    print("0.8790322580645161")
if op == "/" and a == 109 and b == 125:
    print("0.872")
if op == "/" and a == 109 and b == 126:
    print("0.8650793650793651")
if op == "/" and a == 109 and b == 127:
    print("0.8582677165354331")
if op == "/" and a == 110 and b == 0:
    print("NaN")
if op == "/" and a == 110 and b == 1:
    print("110.0")
if op == "/" and a == 110 and b == 2:
    print("55.0")
if op == "/" and a == 110 and b == 3:
    print("36.666666666666664")
if op == "/" and a == 110 and b == 4:
    print("27.5")
if op == "/" and a == 110 and b == 5:
    print("22.0")
if op == "/" and a == 110 and b == 6:
    print("18.333333333333332")
if op == "/" and a == 110 and b == 7:
    print("15.714285714285714")
if op == "/" and a == 110 and b == 8:
    print("13.75")
if op == "/" and a == 110 and b == 9:
    print("12.222222222222221")
if op == "/" and a == 110 and b == 10:
    print("11.0")
if op == "/" and a == 110 and b == 11:
    print("10.0")
if op == "/" and a == 110 and b == 12:
    print("9.166666666666666")
if op == "/" and a == 110 and b == 13:
    print("8.461538461538462")
if op == "/" and a == 110 and b == 14:
    print("7.857142857142857")
if op == "/" and a == 110 and b == 15:
    print("7.333333333333333")
if op == "/" and a == 110 and b == 16:
    print("6.875")
if op == "/" and a == 110 and b == 17:
    print("6.470588235294118")
if op == "/" and a == 110 and b == 18:
    print("6.111111111111111")
if op == "/" and a == 110 and b == 19:
    print("5.7894736842105265")
if op == "/" and a == 110 and b == 20:
    print("5.5")
if op == "/" and a == 110 and b == 21:
    print("5.238095238095238")
if op == "/" and a == 110 and b == 22:
    print("5.0")
if op == "/" and a == 110 and b == 23:
    print("4.782608695652174")
if op == "/" and a == 110 and b == 24:
    print("4.583333333333333")
if op == "/" and a == 110 and b == 25:
    print("4.4")
if op == "/" and a == 110 and b == 26:
    print("4.230769230769231")
if op == "/" and a == 110 and b == 27:
    print("4.074074074074074")
if op == "/" and a == 110 and b == 28:
    print("3.9285714285714284")
if op == "/" and a == 110 and b == 29:
    print("3.793103448275862")
if op == "/" and a == 110 and b == 30:
    print("3.6666666666666665")
if op == "/" and a == 110 and b == 31:
    print("3.5483870967741935")
if op == "/" and a == 110 and b == 32:
    print("3.4375")
if op == "/" and a == 110 and b == 33:
    print("3.3333333333333335")
if op == "/" and a == 110 and b == 34:
    print("3.235294117647059")
if op == "/" and a == 110 and b == 35:
    print("3.142857142857143")
if op == "/" and a == 110 and b == 36:
    print("3.0555555555555554")
if op == "/" and a == 110 and b == 37:
    print("2.972972972972973")
if op == "/" and a == 110 and b == 38:
    print("2.8947368421052633")
if op == "/" and a == 110 and b == 39:
    print("2.8205128205128207")
if op == "/" and a == 110 and b == 40:
    print("2.75")
if op == "/" and a == 110 and b == 41:
    print("2.682926829268293")
if op == "/" and a == 110 and b == 42:
    print("2.619047619047619")
if op == "/" and a == 110 and b == 43:
    print("2.558139534883721")
if op == "/" and a == 110 and b == 44:
    print("2.5")
if op == "/" and a == 110 and b == 45:
    print("2.4444444444444446")
if op == "/" and a == 110 and b == 46:
    print("2.391304347826087")
if op == "/" and a == 110 and b == 47:
    print("2.3404255319148937")
if op == "/" and a == 110 and b == 48:
    print("2.2916666666666665")
if op == "/" and a == 110 and b == 49:
    print("2.2448979591836733")
if op == "/" and a == 110 and b == 50:
    print("2.2")
if op == "/" and a == 110 and b == 51:
    print("2.156862745098039")
if op == "/" and a == 110 and b == 52:
    print("2.1153846153846154")
if op == "/" and a == 110 and b == 53:
    print("2.0754716981132075")
if op == "/" and a == 110 and b == 54:
    print("2.037037037037037")
if op == "/" and a == 110 and b == 55:
    print("2.0")
if op == "/" and a == 110 and b == 56:
    print("1.9642857142857142")
if op == "/" and a == 110 and b == 57:
    print("1.9298245614035088")
if op == "/" and a == 110 and b == 58:
    print("1.896551724137931")
if op == "/" and a == 110 and b == 59:
    print("1.8644067796610169")
if op == "/" and a == 110 and b == 60:
    print("1.8333333333333333")
if op == "/" and a == 110 and b == 61:
    print("1.8032786885245902")
if op == "/" and a == 110 and b == 62:
    print("1.7741935483870968")
if op == "/" and a == 110 and b == 63:
    print("1.746031746031746")
if op == "/" and a == 110 and b == 64:
    print("1.71875")
if op == "/" and a == 110 and b == 65:
    print("1.6923076923076923")
if op == "/" and a == 110 and b == 66:
    print("1.6666666666666667")
if op == "/" and a == 110 and b == 67:
    print("1.6417910447761195")
if op == "/" and a == 110 and b == 68:
    print("1.6176470588235294")
if op == "/" and a == 110 and b == 69:
    print("1.5942028985507246")
if op == "/" and a == 110 and b == 70:
    print("1.5714285714285714")
if op == "/" and a == 110 and b == 71:
    print("1.5492957746478873")
if op == "/" and a == 110 and b == 72:
    print("1.5277777777777777")
if op == "/" and a == 110 and b == 73:
    print("1.5068493150684932")
if op == "/" and a == 110 and b == 74:
    print("1.4864864864864864")
if op == "/" and a == 110 and b == 75:
    print("1.4666666666666666")
if op == "/" and a == 110 and b == 76:
    print("1.4473684210526316")
if op == "/" and a == 110 and b == 77:
    print("1.4285714285714286")
if op == "/" and a == 110 and b == 78:
    print("1.4102564102564104")
if op == "/" and a == 110 and b == 79:
    print("1.3924050632911393")
if op == "/" and a == 110 and b == 80:
    print("1.375")
if op == "/" and a == 110 and b == 81:
    print("1.3580246913580247")
if op == "/" and a == 110 and b == 82:
    print("1.3414634146341464")
if op == "/" and a == 110 and b == 83:
    print("1.3253012048192772")
if op == "/" and a == 110 and b == 84:
    print("1.3095238095238095")
if op == "/" and a == 110 and b == 85:
    print("1.2941176470588236")
if op == "/" and a == 110 and b == 86:
    print("1.2790697674418605")
if op == "/" and a == 110 and b == 87:
    print("1.264367816091954")
if op == "/" and a == 110 and b == 88:
    print("1.25")
if op == "/" and a == 110 and b == 89:
    print("1.2359550561797752")
if op == "/" and a == 110 and b == 90:
    print("1.2222222222222223")
if op == "/" and a == 110 and b == 91:
    print("1.2087912087912087")
if op == "/" and a == 110 and b == 92:
    print("1.1956521739130435")
if op == "/" and a == 110 and b == 93:
    print("1.1827956989247312")
if op == "/" and a == 110 and b == 94:
    print("1.1702127659574468")
if op == "/" and a == 110 and b == 95:
    print("1.1578947368421053")
if op == "/" and a == 110 and b == 96:
    print("1.1458333333333333")
if op == "/" and a == 110 and b == 97:
    print("1.134020618556701")
if op == "/" and a == 110 and b == 98:
    print("1.1224489795918366")
if op == "/" and a == 110 and b == 99:
    print("1.1111111111111112")
if op == "/" and a == 110 and b == 100:
    print("1.1")
if op == "/" and a == 110 and b == 101:
    print("1.0891089108910892")
if op == "/" and a == 110 and b == 102:
    print("1.0784313725490196")
if op == "/" and a == 110 and b == 103:
    print("1.0679611650485437")
if op == "/" and a == 110 and b == 104:
    print("1.0576923076923077")
if op == "/" and a == 110 and b == 105:
    print("1.0476190476190477")
if op == "/" and a == 110 and b == 106:
    print("1.0377358490566038")
if op == "/" and a == 110 and b == 107:
    print("1.02803738317757")
if op == "/" and a == 110 and b == 108:
    print("1.0185185185185186")
if op == "/" and a == 110 and b == 109:
    print("1.0091743119266054")
if op == "/" and a == 110 and b == 110:
    print("1.0")
if op == "/" and a == 110 and b == 111:
    print("0.990990990990991")
if op == "/" and a == 110 and b == 112:
    print("0.9821428571428571")
if op == "/" and a == 110 and b == 113:
    print("0.9734513274336283")
if op == "/" and a == 110 and b == 114:
    print("0.9649122807017544")
if op == "/" and a == 110 and b == 115:
    print("0.9565217391304348")
if op == "/" and a == 110 and b == 116:
    print("0.9482758620689655")
if op == "/" and a == 110 and b == 117:
    print("0.9401709401709402")
if op == "/" and a == 110 and b == 118:
    print("0.9322033898305084")
if op == "/" and a == 110 and b == 119:
    print("0.9243697478991597")
if op == "/" and a == 110 and b == 120:
    print("0.9166666666666666")
if op == "/" and a == 110 and b == 121:
    print("0.9090909090909091")
if op == "/" and a == 110 and b == 122:
    print("0.9016393442622951")
if op == "/" and a == 110 and b == 123:
    print("0.8943089430894309")
if op == "/" and a == 110 and b == 124:
    print("0.8870967741935484")
if op == "/" and a == 110 and b == 125:
    print("0.88")
if op == "/" and a == 110 and b == 126:
    print("0.873015873015873")
if op == "/" and a == 110 and b == 127:
    print("0.8661417322834646")
if op == "/" and a == 111 and b == 0:
    print("NaN")
if op == "/" and a == 111 and b == 1:
    print("111.0")
if op == "/" and a == 111 and b == 2:
    print("55.5")
if op == "/" and a == 111 and b == 3:
    print("37.0")
if op == "/" and a == 111 and b == 4:
    print("27.75")
if op == "/" and a == 111 and b == 5:
    print("22.2")
if op == "/" and a == 111 and b == 6:
    print("18.5")
if op == "/" and a == 111 and b == 7:
    print("15.857142857142858")
if op == "/" and a == 111 and b == 8:
    print("13.875")
if op == "/" and a == 111 and b == 9:
    print("12.333333333333334")
if op == "/" and a == 111 and b == 10:
    print("11.1")
if op == "/" and a == 111 and b == 11:
    print("10.090909090909092")
if op == "/" and a == 111 and b == 12:
    print("9.25")
if op == "/" and a == 111 and b == 13:
    print("8.538461538461538")
if op == "/" and a == 111 and b == 14:
    print("7.928571428571429")
if op == "/" and a == 111 and b == 15:
    print("7.4")
if op == "/" and a == 111 and b == 16:
    print("6.9375")
if op == "/" and a == 111 and b == 17:
    print("6.529411764705882")
if op == "/" and a == 111 and b == 18:
    print("6.166666666666667")
if op == "/" and a == 111 and b == 19:
    print("5.842105263157895")
if op == "/" and a == 111 and b == 20:
    print("5.55")
if op == "/" and a == 111 and b == 21:
    print("5.285714285714286")
if op == "/" and a == 111 and b == 22:
    print("5.045454545454546")
if op == "/" and a == 111 and b == 23:
    print("4.826086956521739")
if op == "/" and a == 111 and b == 24:
    print("4.625")
if op == "/" and a == 111 and b == 25:
    print("4.44")
if op == "/" and a == 111 and b == 26:
    print("4.269230769230769")
if op == "/" and a == 111 and b == 27:
    print("4.111111111111111")
if op == "/" and a == 111 and b == 28:
    print("3.9642857142857144")
if op == "/" and a == 111 and b == 29:
    print("3.8275862068965516")
if op == "/" and a == 111 and b == 30:
    print("3.7")
if op == "/" and a == 111 and b == 31:
    print("3.5806451612903225")
if op == "/" and a == 111 and b == 32:
    print("3.46875")
if op == "/" and a == 111 and b == 33:
    print("3.3636363636363638")
if op == "/" and a == 111 and b == 34:
    print("3.264705882352941")
if op == "/" and a == 111 and b == 35:
    print("3.1714285714285713")
if op == "/" and a == 111 and b == 36:
    print("3.0833333333333335")
if op == "/" and a == 111 and b == 37:
    print("3.0")
if op == "/" and a == 111 and b == 38:
    print("2.9210526315789473")
if op == "/" and a == 111 and b == 39:
    print("2.8461538461538463")
if op == "/" and a == 111 and b == 40:
    print("2.775")
if op == "/" and a == 111 and b == 41:
    print("2.707317073170732")
if op == "/" and a == 111 and b == 42:
    print("2.642857142857143")
if op == "/" and a == 111 and b == 43:
    print("2.5813953488372094")
if op == "/" and a == 111 and b == 44:
    print("2.522727272727273")
if op == "/" and a == 111 and b == 45:
    print("2.466666666666667")
if op == "/" and a == 111 and b == 46:
    print("2.4130434782608696")
if op == "/" and a == 111 and b == 47:
    print("2.3617021276595747")
if op == "/" and a == 111 and b == 48:
    print("2.3125")
if op == "/" and a == 111 and b == 49:
    print("2.2653061224489797")
if op == "/" and a == 111 and b == 50:
    print("2.22")
if op == "/" and a == 111 and b == 51:
    print("2.176470588235294")
if op == "/" and a == 111 and b == 52:
    print("2.1346153846153846")
if op == "/" and a == 111 and b == 53:
    print("2.0943396226415096")
if op == "/" and a == 111 and b == 54:
    print("2.0555555555555554")
if op == "/" and a == 111 and b == 55:
    print("2.018181818181818")
if op == "/" and a == 111 and b == 56:
    print("1.9821428571428572")
if op == "/" and a == 111 and b == 57:
    print("1.9473684210526316")
if op == "/" and a == 111 and b == 58:
    print("1.9137931034482758")
if op == "/" and a == 111 and b == 59:
    print("1.88135593220339")
if op == "/" and a == 111 and b == 60:
    print("1.85")
if op == "/" and a == 111 and b == 61:
    print("1.819672131147541")
if op == "/" and a == 111 and b == 62:
    print("1.7903225806451613")
if op == "/" and a == 111 and b == 63:
    print("1.7619047619047619")
if op == "/" and a == 111 and b == 64:
    print("1.734375")
if op == "/" and a == 111 and b == 65:
    print("1.7076923076923076")
if op == "/" and a == 111 and b == 66:
    print("1.6818181818181819")
if op == "/" and a == 111 and b == 67:
    print("1.6567164179104477")
if op == "/" and a == 111 and b == 68:
    print("1.6323529411764706")
if op == "/" and a == 111 and b == 69:
    print("1.608695652173913")
if op == "/" and a == 111 and b == 70:
    print("1.5857142857142856")
if op == "/" and a == 111 and b == 71:
    print("1.5633802816901408")
if op == "/" and a == 111 and b == 72:
    print("1.5416666666666667")
if op == "/" and a == 111 and b == 73:
    print("1.5205479452054795")
if op == "/" and a == 111 and b == 74:
    print("1.5")
if op == "/" and a == 111 and b == 75:
    print("1.48")
if op == "/" and a == 111 and b == 76:
    print("1.4605263157894737")
if op == "/" and a == 111 and b == 77:
    print("1.4415584415584415")
if op == "/" and a == 111 and b == 78:
    print("1.4230769230769231")
if op == "/" and a == 111 and b == 79:
    print("1.4050632911392404")
if op == "/" and a == 111 and b == 80:
    print("1.3875")
if op == "/" and a == 111 and b == 81:
    print("1.3703703703703705")
if op == "/" and a == 111 and b == 82:
    print("1.353658536585366")
if op == "/" and a == 111 and b == 83:
    print("1.3373493975903614")
if op == "/" and a == 111 and b == 84:
    print("1.3214285714285714")
if op == "/" and a == 111 and b == 85:
    print("1.3058823529411765")
if op == "/" and a == 111 and b == 86:
    print("1.2906976744186047")
if op == "/" and a == 111 and b == 87:
    print("1.2758620689655173")
if op == "/" and a == 111 and b == 88:
    print("1.2613636363636365")
if op == "/" and a == 111 and b == 89:
    print("1.247191011235955")
if op == "/" and a == 111 and b == 90:
    print("1.2333333333333334")
if op == "/" and a == 111 and b == 91:
    print("1.2197802197802199")
if op == "/" and a == 111 and b == 92:
    print("1.2065217391304348")
if op == "/" and a == 111 and b == 93:
    print("1.1935483870967742")
if op == "/" and a == 111 and b == 94:
    print("1.1808510638297873")
if op == "/" and a == 111 and b == 95:
    print("1.168421052631579")
if op == "/" and a == 111 and b == 96:
    print("1.15625")
if op == "/" and a == 111 and b == 97:
    print("1.1443298969072164")
if op == "/" and a == 111 and b == 98:
    print("1.1326530612244898")
if op == "/" and a == 111 and b == 99:
    print("1.121212121212121")
if op == "/" and a == 111 and b == 100:
    print("1.11")
if op == "/" and a == 111 and b == 101:
    print("1.099009900990099")
if op == "/" and a == 111 and b == 102:
    print("1.088235294117647")
if op == "/" and a == 111 and b == 103:
    print("1.0776699029126213")
if op == "/" and a == 111 and b == 104:
    print("1.0673076923076923")
if op == "/" and a == 111 and b == 105:
    print("1.0571428571428572")
if op == "/" and a == 111 and b == 106:
    print("1.0471698113207548")
if op == "/" and a == 111 and b == 107:
    print("1.0373831775700935")
if op == "/" and a == 111 and b == 108:
    print("1.0277777777777777")
if op == "/" and a == 111 and b == 109:
    print("1.018348623853211")
if op == "/" and a == 111 and b == 110:
    print("1.009090909090909")
if op == "/" and a == 111 and b == 111:
    print("1.0")
if op == "/" and a == 111 and b == 112:
    print("0.9910714285714286")
if op == "/" and a == 111 and b == 113:
    print("0.9823008849557522")
if op == "/" and a == 111 and b == 114:
    print("0.9736842105263158")
if op == "/" and a == 111 and b == 115:
    print("0.9652173913043478")
if op == "/" and a == 111 and b == 116:
    print("0.9568965517241379")
if op == "/" and a == 111 and b == 117:
    print("0.9487179487179487")
if op == "/" and a == 111 and b == 118:
    print("0.940677966101695")
if op == "/" and a == 111 and b == 119:
    print("0.9327731092436975")
if op == "/" and a == 111 and b == 120:
    print("0.925")
if op == "/" and a == 111 and b == 121:
    print("0.9173553719008265")
if op == "/" and a == 111 and b == 122:
    print("0.9098360655737705")
if op == "/" and a == 111 and b == 123:
    print("0.9024390243902439")
if op == "/" and a == 111 and b == 124:
    print("0.8951612903225806")
if op == "/" and a == 111 and b == 125:
    print("0.888")
if op == "/" and a == 111 and b == 126:
    print("0.8809523809523809")
if op == "/" and a == 111 and b == 127:
    print("0.8740157480314961")
if op == "/" and a == 112 and b == 0:
    print("NaN")
if op == "/" and a == 112 and b == 1:
    print("112.0")
if op == "/" and a == 112 and b == 2:
    print("56.0")
if op == "/" and a == 112 and b == 3:
    print("37.333333333333336")
if op == "/" and a == 112 and b == 4:
    print("28.0")
if op == "/" and a == 112 and b == 5:
    print("22.4")
if op == "/" and a == 112 and b == 6:
    print("18.666666666666668")
if op == "/" and a == 112 and b == 7:
    print("16.0")
if op == "/" and a == 112 and b == 8:
    print("14.0")
if op == "/" and a == 112 and b == 9:
    print("12.444444444444445")
if op == "/" and a == 112 and b == 10:
    print("11.2")
if op == "/" and a == 112 and b == 11:
    print("10.181818181818182")
if op == "/" and a == 112 and b == 12:
    print("9.333333333333334")
if op == "/" and a == 112 and b == 13:
    print("8.615384615384615")
if op == "/" and a == 112 and b == 14:
    print("8.0")
if op == "/" and a == 112 and b == 15:
    print("7.466666666666667")
if op == "/" and a == 112 and b == 16:
    print("7.0")
if op == "/" and a == 112 and b == 17:
    print("6.588235294117647")
if op == "/" and a == 112 and b == 18:
    print("6.222222222222222")
if op == "/" and a == 112 and b == 19:
    print("5.894736842105263")
if op == "/" and a == 112 and b == 20:
    print("5.6")
if op == "/" and a == 112 and b == 21:
    print("5.333333333333333")
if op == "/" and a == 112 and b == 22:
    print("5.090909090909091")
if op == "/" and a == 112 and b == 23:
    print("4.869565217391305")
if op == "/" and a == 112 and b == 24:
    print("4.666666666666667")
if op == "/" and a == 112 and b == 25:
    print("4.48")
if op == "/" and a == 112 and b == 26:
    print("4.3076923076923075")
if op == "/" and a == 112 and b == 27:
    print("4.148148148148148")
if op == "/" and a == 112 and b == 28:
    print("4.0")
if op == "/" and a == 112 and b == 29:
    print("3.8620689655172415")
if op == "/" and a == 112 and b == 30:
    print("3.7333333333333334")
if op == "/" and a == 112 and b == 31:
    print("3.6129032258064515")
if op == "/" and a == 112 and b == 32:
    print("3.5")
if op == "/" and a == 112 and b == 33:
    print("3.393939393939394")
if op == "/" and a == 112 and b == 34:
    print("3.2941176470588234")
if op == "/" and a == 112 and b == 35:
    print("3.2")
if op == "/" and a == 112 and b == 36:
    print("3.111111111111111")
if op == "/" and a == 112 and b == 37:
    print("3.027027027027027")
if op == "/" and a == 112 and b == 38:
    print("2.9473684210526314")
if op == "/" and a == 112 and b == 39:
    print("2.871794871794872")
if op == "/" and a == 112 and b == 40:
    print("2.8")
if op == "/" and a == 112 and b == 41:
    print("2.731707317073171")
if op == "/" and a == 112 and b == 42:
    print("2.6666666666666665")
if op == "/" and a == 112 and b == 43:
    print("2.604651162790698")
if op == "/" and a == 112 and b == 44:
    print("2.5454545454545454")
if op == "/" and a == 112 and b == 45:
    print("2.488888888888889")
if op == "/" and a == 112 and b == 46:
    print("2.4347826086956523")
if op == "/" and a == 112 and b == 47:
    print("2.382978723404255")
if op == "/" and a == 112 and b == 48:
    print("2.3333333333333335")
if op == "/" and a == 112 and b == 49:
    print("2.2857142857142856")
if op == "/" and a == 112 and b == 50:
    print("2.24")
if op == "/" and a == 112 and b == 51:
    print("2.196078431372549")
if op == "/" and a == 112 and b == 52:
    print("2.1538461538461537")
if op == "/" and a == 112 and b == 53:
    print("2.1132075471698113")
if op == "/" and a == 112 and b == 54:
    print("2.074074074074074")
if op == "/" and a == 112 and b == 55:
    print("2.036363636363636")
if op == "/" and a == 112 and b == 56:
    print("2.0")
if op == "/" and a == 112 and b == 57:
    print("1.9649122807017543")
if op == "/" and a == 112 and b == 58:
    print("1.9310344827586208")
if op == "/" and a == 112 and b == 59:
    print("1.8983050847457628")
if op == "/" and a == 112 and b == 60:
    print("1.8666666666666667")
if op == "/" and a == 112 and b == 61:
    print("1.8360655737704918")
if op == "/" and a == 112 and b == 62:
    print("1.8064516129032258")
if op == "/" and a == 112 and b == 63:
    print("1.7777777777777777")
if op == "/" and a == 112 and b == 64:
    print("1.75")
if op == "/" and a == 112 and b == 65:
    print("1.7230769230769232")
if op == "/" and a == 112 and b == 66:
    print("1.696969696969697")
if op == "/" and a == 112 and b == 67:
    print("1.671641791044776")
if op == "/" and a == 112 and b == 68:
    print("1.6470588235294117")
if op == "/" and a == 112 and b == 69:
    print("1.6231884057971016")
if op == "/" and a == 112 and b == 70:
    print("1.6")
if op == "/" and a == 112 and b == 71:
    print("1.5774647887323943")
if op == "/" and a == 112 and b == 72:
    print("1.5555555555555556")
if op == "/" and a == 112 and b == 73:
    print("1.5342465753424657")
if op == "/" and a == 112 and b == 74:
    print("1.5135135135135136")
if op == "/" and a == 112 and b == 75:
    print("1.4933333333333334")
if op == "/" and a == 112 and b == 76:
    print("1.4736842105263157")
if op == "/" and a == 112 and b == 77:
    print("1.4545454545454546")
if op == "/" and a == 112 and b == 78:
    print("1.435897435897436")
if op == "/" and a == 112 and b == 79:
    print("1.4177215189873418")
if op == "/" and a == 112 and b == 80:
    print("1.4")
if op == "/" and a == 112 and b == 81:
    print("1.382716049382716")
if op == "/" and a == 112 and b == 82:
    print("1.3658536585365855")
if op == "/" and a == 112 and b == 83:
    print("1.3493975903614457")
if op == "/" and a == 112 and b == 84:
    print("1.3333333333333333")
if op == "/" and a == 112 and b == 85:
    print("1.3176470588235294")
if op == "/" and a == 112 and b == 86:
    print("1.302325581395349")
if op == "/" and a == 112 and b == 87:
    print("1.2873563218390804")
if op == "/" and a == 112 and b == 88:
    print("1.2727272727272727")
if op == "/" and a == 112 and b == 89:
    print("1.2584269662921348")
if op == "/" and a == 112 and b == 90:
    print("1.2444444444444445")
if op == "/" and a == 112 and b == 91:
    print("1.2307692307692308")
if op == "/" and a == 112 and b == 92:
    print("1.2173913043478262")
if op == "/" and a == 112 and b == 93:
    print("1.2043010752688172")
if op == "/" and a == 112 and b == 94:
    print("1.1914893617021276")
if op == "/" and a == 112 and b == 95:
    print("1.1789473684210525")
if op == "/" and a == 112 and b == 96:
    print("1.1666666666666667")
if op == "/" and a == 112 and b == 97:
    print("1.1546391752577319")
if op == "/" and a == 112 and b == 98:
    print("1.1428571428571428")
if op == "/" and a == 112 and b == 99:
    print("1.1313131313131313")
if op == "/" and a == 112 and b == 100:
    print("1.12")
if op == "/" and a == 112 and b == 101:
    print("1.108910891089109")
if op == "/" and a == 112 and b == 102:
    print("1.0980392156862746")
if op == "/" and a == 112 and b == 103:
    print("1.087378640776699")
if op == "/" and a == 112 and b == 104:
    print("1.0769230769230769")
if op == "/" and a == 112 and b == 105:
    print("1.0666666666666667")
if op == "/" and a == 112 and b == 106:
    print("1.0566037735849056")
if op == "/" and a == 112 and b == 107:
    print("1.0467289719626167")
if op == "/" and a == 112 and b == 108:
    print("1.037037037037037")
if op == "/" and a == 112 and b == 109:
    print("1.0275229357798166")
if op == "/" and a == 112 and b == 110:
    print("1.018181818181818")
if op == "/" and a == 112 and b == 111:
    print("1.009009009009009")
if op == "/" and a == 112 and b == 112:
    print("1.0")
if op == "/" and a == 112 and b == 113:
    print("0.9911504424778761")
if op == "/" and a == 112 and b == 114:
    print("0.9824561403508771")
if op == "/" and a == 112 and b == 115:
    print("0.9739130434782609")
if op == "/" and a == 112 and b == 116:
    print("0.9655172413793104")
if op == "/" and a == 112 and b == 117:
    print("0.9572649572649573")
if op == "/" and a == 112 and b == 118:
    print("0.9491525423728814")
if op == "/" and a == 112 and b == 119:
    print("0.9411764705882353")
if op == "/" and a == 112 and b == 120:
    print("0.9333333333333333")
if op == "/" and a == 112 and b == 121:
    print("0.9256198347107438")
if op == "/" and a == 112 and b == 122:
    print("0.9180327868852459")
if op == "/" and a == 112 and b == 123:
    print("0.9105691056910569")
if op == "/" and a == 112 and b == 124:
    print("0.9032258064516129")
if op == "/" and a == 112 and b == 125:
    print("0.896")
if op == "/" and a == 112 and b == 126:
    print("0.8888888888888888")
if op == "/" and a == 112 and b == 127:
    print("0.8818897637795275")
if op == "/" and a == 113 and b == 0:
    print("NaN")
if op == "/" and a == 113 and b == 1:
    print("113.0")
if op == "/" and a == 113 and b == 2:
    print("56.5")
if op == "/" and a == 113 and b == 3:
    print("37.666666666666664")
if op == "/" and a == 113 and b == 4:
    print("28.25")
if op == "/" and a == 113 and b == 5:
    print("22.6")
if op == "/" and a == 113 and b == 6:
    print("18.833333333333332")
if op == "/" and a == 113 and b == 7:
    print("16.142857142857142")
if op == "/" and a == 113 and b == 8:
    print("14.125")
if op == "/" and a == 113 and b == 9:
    print("12.555555555555555")
if op == "/" and a == 113 and b == 10:
    print("11.3")
if op == "/" and a == 113 and b == 11:
    print("10.272727272727273")
if op == "/" and a == 113 and b == 12:
    print("9.416666666666666")
if op == "/" and a == 113 and b == 13:
    print("8.692307692307692")
if op == "/" and a == 113 and b == 14:
    print("8.071428571428571")
if op == "/" and a == 113 and b == 15:
    print("7.533333333333333")
if op == "/" and a == 113 and b == 16:
    print("7.0625")
if op == "/" and a == 113 and b == 17:
    print("6.647058823529412")
if op == "/" and a == 113 and b == 18:
    print("6.277777777777778")
if op == "/" and a == 113 and b == 19:
    print("5.947368421052632")
if op == "/" and a == 113 and b == 20:
    print("5.65")
if op == "/" and a == 113 and b == 21:
    print("5.380952380952381")
if op == "/" and a == 113 and b == 22:
    print("5.136363636363637")
if op == "/" and a == 113 and b == 23:
    print("4.913043478260869")
if op == "/" and a == 113 and b == 24:
    print("4.708333333333333")
if op == "/" and a == 113 and b == 25:
    print("4.52")
if op == "/" and a == 113 and b == 26:
    print("4.346153846153846")
if op == "/" and a == 113 and b == 27:
    print("4.185185185185185")
if op == "/" and a == 113 and b == 28:
    print("4.035714285714286")
if op == "/" and a == 113 and b == 29:
    print("3.896551724137931")
if op == "/" and a == 113 and b == 30:
    print("3.7666666666666666")
if op == "/" and a == 113 and b == 31:
    print("3.6451612903225805")
if op == "/" and a == 113 and b == 32:
    print("3.53125")
if op == "/" and a == 113 and b == 33:
    print("3.4242424242424243")
if op == "/" and a == 113 and b == 34:
    print("3.323529411764706")
if op == "/" and a == 113 and b == 35:
    print("3.2285714285714286")
if op == "/" and a == 113 and b == 36:
    print("3.138888888888889")
if op == "/" and a == 113 and b == 37:
    print("3.054054054054054")
if op == "/" and a == 113 and b == 38:
    print("2.973684210526316")
if op == "/" and a == 113 and b == 39:
    print("2.8974358974358974")
if op == "/" and a == 113 and b == 40:
    print("2.825")
if op == "/" and a == 113 and b == 41:
    print("2.7560975609756095")
if op == "/" and a == 113 and b == 42:
    print("2.6904761904761907")
if op == "/" and a == 113 and b == 43:
    print("2.627906976744186")
if op == "/" and a == 113 and b == 44:
    print("2.5681818181818183")
if op == "/" and a == 113 and b == 45:
    print("2.511111111111111")
if op == "/" and a == 113 and b == 46:
    print("2.4565217391304346")
if op == "/" and a == 113 and b == 47:
    print("2.404255319148936")
if op == "/" and a == 113 and b == 48:
    print("2.3541666666666665")
if op == "/" and a == 113 and b == 49:
    print("2.306122448979592")
if op == "/" and a == 113 and b == 50:
    print("2.26")
if op == "/" and a == 113 and b == 51:
    print("2.215686274509804")
if op == "/" and a == 113 and b == 52:
    print("2.173076923076923")
if op == "/" and a == 113 and b == 53:
    print("2.1320754716981134")
if op == "/" and a == 113 and b == 54:
    print("2.0925925925925926")
if op == "/" and a == 113 and b == 55:
    print("2.0545454545454547")
if op == "/" and a == 113 and b == 56:
    print("2.017857142857143")
if op == "/" and a == 113 and b == 57:
    print("1.9824561403508771")
if op == "/" and a == 113 and b == 58:
    print("1.9482758620689655")
if op == "/" and a == 113 and b == 59:
    print("1.9152542372881356")
if op == "/" and a == 113 and b == 60:
    print("1.8833333333333333")
if op == "/" and a == 113 and b == 61:
    print("1.8524590163934427")
if op == "/" and a == 113 and b == 62:
    print("1.8225806451612903")
if op == "/" and a == 113 and b == 63:
    print("1.7936507936507937")
if op == "/" and a == 113 and b == 64:
    print("1.765625")
if op == "/" and a == 113 and b == 65:
    print("1.7384615384615385")
if op == "/" and a == 113 and b == 66:
    print("1.7121212121212122")
if op == "/" and a == 113 and b == 67:
    print("1.6865671641791045")
if op == "/" and a == 113 and b == 68:
    print("1.661764705882353")
if op == "/" and a == 113 and b == 69:
    print("1.6376811594202898")
if op == "/" and a == 113 and b == 70:
    print("1.6142857142857143")
if op == "/" and a == 113 and b == 71:
    print("1.591549295774648")
if op == "/" and a == 113 and b == 72:
    print("1.5694444444444444")
if op == "/" and a == 113 and b == 73:
    print("1.547945205479452")
if op == "/" and a == 113 and b == 74:
    print("1.527027027027027")
if op == "/" and a == 113 and b == 75:
    print("1.5066666666666666")
if op == "/" and a == 113 and b == 76:
    print("1.486842105263158")
if op == "/" and a == 113 and b == 77:
    print("1.4675324675324675")
if op == "/" and a == 113 and b == 78:
    print("1.4487179487179487")
if op == "/" and a == 113 and b == 79:
    print("1.4303797468354431")
if op == "/" and a == 113 and b == 80:
    print("1.4125")
if op == "/" and a == 113 and b == 81:
    print("1.3950617283950617")
if op == "/" and a == 113 and b == 82:
    print("1.3780487804878048")
if op == "/" and a == 113 and b == 83:
    print("1.3614457831325302")
if op == "/" and a == 113 and b == 84:
    print("1.3452380952380953")
if op == "/" and a == 113 and b == 85:
    print("1.3294117647058823")
if op == "/" and a == 113 and b == 86:
    print("1.313953488372093")
if op == "/" and a == 113 and b == 87:
    print("1.2988505747126438")
if op == "/" and a == 113 and b == 88:
    print("1.2840909090909092")
if op == "/" and a == 113 and b == 89:
    print("1.2696629213483146")
if op == "/" and a == 113 and b == 90:
    print("1.2555555555555555")
if op == "/" and a == 113 and b == 91:
    print("1.2417582417582418")
if op == "/" and a == 113 and b == 92:
    print("1.2282608695652173")
if op == "/" and a == 113 and b == 93:
    print("1.2150537634408602")
if op == "/" and a == 113 and b == 94:
    print("1.202127659574468")
if op == "/" and a == 113 and b == 95:
    print("1.1894736842105262")
if op == "/" and a == 113 and b == 96:
    print("1.1770833333333333")
if op == "/" and a == 113 and b == 97:
    print("1.1649484536082475")
if op == "/" and a == 113 and b == 98:
    print("1.153061224489796")
if op == "/" and a == 113 and b == 99:
    print("1.1414141414141414")
if op == "/" and a == 113 and b == 100:
    print("1.13")
if op == "/" and a == 113 and b == 101:
    print("1.118811881188119")
if op == "/" and a == 113 and b == 102:
    print("1.107843137254902")
if op == "/" and a == 113 and b == 103:
    print("1.0970873786407767")
if op == "/" and a == 113 and b == 104:
    print("1.0865384615384615")
if op == "/" and a == 113 and b == 105:
    print("1.0761904761904761")
if op == "/" and a == 113 and b == 106:
    print("1.0660377358490567")
if op == "/" and a == 113 and b == 107:
    print("1.0560747663551402")
if op == "/" and a == 113 and b == 108:
    print("1.0462962962962963")
if op == "/" and a == 113 and b == 109:
    print("1.036697247706422")
if op == "/" and a == 113 and b == 110:
    print("1.0272727272727273")
if op == "/" and a == 113 and b == 111:
    print("1.018018018018018")
if op == "/" and a == 113 and b == 112:
    print("1.0089285714285714")
if op == "/" and a == 113 and b == 113:
    print("1.0")
if op == "/" and a == 113 and b == 114:
    print("0.9912280701754386")
if op == "/" and a == 113 and b == 115:
    print("0.9826086956521739")
if op == "/" and a == 113 and b == 116:
    print("0.9741379310344828")
if op == "/" and a == 113 and b == 117:
    print("0.9658119658119658")
if op == "/" and a == 113 and b == 118:
    print("0.9576271186440678")
if op == "/" and a == 113 and b == 119:
    print("0.9495798319327731")
if op == "/" and a == 113 and b == 120:
    print("0.9416666666666667")
if op == "/" and a == 113 and b == 121:
    print("0.9338842975206612")
if op == "/" and a == 113 and b == 122:
    print("0.9262295081967213")
if op == "/" and a == 113 and b == 123:
    print("0.9186991869918699")
if op == "/" and a == 113 and b == 124:
    print("0.9112903225806451")
if op == "/" and a == 113 and b == 125:
    print("0.904")
if op == "/" and a == 113 and b == 126:
    print("0.8968253968253969")
if op == "/" and a == 113 and b == 127:
    print("0.889763779527559")
if op == "/" and a == 114 and b == 0:
    print("NaN")
if op == "/" and a == 114 and b == 1:
    print("114.0")
if op == "/" and a == 114 and b == 2:
    print("57.0")
if op == "/" and a == 114 and b == 3:
    print("38.0")
if op == "/" and a == 114 and b == 4:
    print("28.5")
if op == "/" and a == 114 and b == 5:
    print("22.8")
if op == "/" and a == 114 and b == 6:
    print("19.0")
if op == "/" and a == 114 and b == 7:
    print("16.285714285714285")
if op == "/" and a == 114 and b == 8:
    print("14.25")
if op == "/" and a == 114 and b == 9:
    print("12.666666666666666")
if op == "/" and a == 114 and b == 10:
    print("11.4")
if op == "/" and a == 114 and b == 11:
    print("10.363636363636363")
if op == "/" and a == 114 and b == 12:
    print("9.5")
if op == "/" and a == 114 and b == 13:
    print("8.76923076923077")
if op == "/" and a == 114 and b == 14:
    print("8.142857142857142")
if op == "/" and a == 114 and b == 15:
    print("7.6")
if op == "/" and a == 114 and b == 16:
    print("7.125")
if op == "/" and a == 114 and b == 17:
    print("6.705882352941177")
if op == "/" and a == 114 and b == 18:
    print("6.333333333333333")
if op == "/" and a == 114 and b == 19:
    print("6.0")
if op == "/" and a == 114 and b == 20:
    print("5.7")
if op == "/" and a == 114 and b == 21:
    print("5.428571428571429")
if op == "/" and a == 114 and b == 22:
    print("5.181818181818182")
if op == "/" and a == 114 and b == 23:
    print("4.956521739130435")
if op == "/" and a == 114 and b == 24:
    print("4.75")
if op == "/" and a == 114 and b == 25:
    print("4.56")
if op == "/" and a == 114 and b == 26:
    print("4.384615384615385")
if op == "/" and a == 114 and b == 27:
    print("4.222222222222222")
if op == "/" and a == 114 and b == 28:
    print("4.071428571428571")
if op == "/" and a == 114 and b == 29:
    print("3.9310344827586206")
if op == "/" and a == 114 and b == 30:
    print("3.8")
if op == "/" and a == 114 and b == 31:
    print("3.6774193548387095")
if op == "/" and a == 114 and b == 32:
    print("3.5625")
if op == "/" and a == 114 and b == 33:
    print("3.4545454545454546")
if op == "/" and a == 114 and b == 34:
    print("3.3529411764705883")
if op == "/" and a == 114 and b == 35:
    print("3.257142857142857")
if op == "/" and a == 114 and b == 36:
    print("3.1666666666666665")
if op == "/" and a == 114 and b == 37:
    print("3.081081081081081")
if op == "/" and a == 114 and b == 38:
    print("3.0")
if op == "/" and a == 114 and b == 39:
    print("2.923076923076923")
if op == "/" and a == 114 and b == 40:
    print("2.85")
if op == "/" and a == 114 and b == 41:
    print("2.7804878048780486")
if op == "/" and a == 114 and b == 42:
    print("2.7142857142857144")
if op == "/" and a == 114 and b == 43:
    print("2.6511627906976742")
if op == "/" and a == 114 and b == 44:
    print("2.590909090909091")
if op == "/" and a == 114 and b == 45:
    print("2.533333333333333")
if op == "/" and a == 114 and b == 46:
    print("2.4782608695652173")
if op == "/" and a == 114 and b == 47:
    print("2.425531914893617")
if op == "/" and a == 114 and b == 48:
    print("2.375")
if op == "/" and a == 114 and b == 49:
    print("2.326530612244898")
if op == "/" and a == 114 and b == 50:
    print("2.28")
if op == "/" and a == 114 and b == 51:
    print("2.235294117647059")
if op == "/" and a == 114 and b == 52:
    print("2.1923076923076925")
if op == "/" and a == 114 and b == 53:
    print("2.150943396226415")
if op == "/" and a == 114 and b == 54:
    print("2.111111111111111")
if op == "/" and a == 114 and b == 55:
    print("2.0727272727272728")
if op == "/" and a == 114 and b == 56:
    print("2.0357142857142856")
if op == "/" and a == 114 and b == 57:
    print("2.0")
if op == "/" and a == 114 and b == 58:
    print("1.9655172413793103")
if op == "/" and a == 114 and b == 59:
    print("1.9322033898305084")
if op == "/" and a == 114 and b == 60:
    print("1.9")
if op == "/" and a == 114 and b == 61:
    print("1.8688524590163935")
if op == "/" and a == 114 and b == 62:
    print("1.8387096774193548")
if op == "/" and a == 114 and b == 63:
    print("1.8095238095238095")
if op == "/" and a == 114 and b == 64:
    print("1.78125")
if op == "/" and a == 114 and b == 65:
    print("1.7538461538461538")
if op == "/" and a == 114 and b == 66:
    print("1.7272727272727273")
if op == "/" and a == 114 and b == 67:
    print("1.7014925373134329")
if op == "/" and a == 114 and b == 68:
    print("1.6764705882352942")
if op == "/" and a == 114 and b == 69:
    print("1.6521739130434783")
if op == "/" and a == 114 and b == 70:
    print("1.6285714285714286")
if op == "/" and a == 114 and b == 71:
    print("1.6056338028169015")
if op == "/" and a == 114 and b == 72:
    print("1.5833333333333333")
if op == "/" and a == 114 and b == 73:
    print("1.5616438356164384")
if op == "/" and a == 114 and b == 74:
    print("1.5405405405405406")
if op == "/" and a == 114 and b == 75:
    print("1.52")
if op == "/" and a == 114 and b == 76:
    print("1.5")
if op == "/" and a == 114 and b == 77:
    print("1.4805194805194806")
if op == "/" and a == 114 and b == 78:
    print("1.4615384615384615")
if op == "/" and a == 114 and b == 79:
    print("1.4430379746835442")
if op == "/" and a == 114 and b == 80:
    print("1.425")
if op == "/" and a == 114 and b == 81:
    print("1.4074074074074074")
if op == "/" and a == 114 and b == 82:
    print("1.3902439024390243")
if op == "/" and a == 114 and b == 83:
    print("1.3734939759036144")
if op == "/" and a == 114 and b == 84:
    print("1.3571428571428572")
if op == "/" and a == 114 and b == 85:
    print("1.3411764705882352")
if op == "/" and a == 114 and b == 86:
    print("1.3255813953488371")
if op == "/" and a == 114 and b == 87:
    print("1.3103448275862069")
if op == "/" and a == 114 and b == 88:
    print("1.2954545454545454")
if op == "/" and a == 114 and b == 89:
    print("1.2808988764044944")
if op == "/" and a == 114 and b == 90:
    print("1.2666666666666666")
if op == "/" and a == 114 and b == 91:
    print("1.2527472527472527")
if op == "/" and a == 114 and b == 92:
    print("1.2391304347826086")
if op == "/" and a == 114 and b == 93:
    print("1.2258064516129032")
if op == "/" and a == 114 and b == 94:
    print("1.2127659574468086")
if op == "/" and a == 114 and b == 95:
    print("1.2")
if op == "/" and a == 114 and b == 96:
    print("1.1875")
if op == "/" and a == 114 and b == 97:
    print("1.175257731958763")
if op == "/" and a == 114 and b == 98:
    print("1.163265306122449")
if op == "/" and a == 114 and b == 99:
    print("1.1515151515151516")
if op == "/" and a == 114 and b == 100:
    print("1.14")
if op == "/" and a == 114 and b == 101:
    print("1.1287128712871286")
if op == "/" and a == 114 and b == 102:
    print("1.1176470588235294")
if op == "/" and a == 114 and b == 103:
    print("1.1067961165048543")
if op == "/" and a == 114 and b == 104:
    print("1.0961538461538463")
if op == "/" and a == 114 and b == 105:
    print("1.0857142857142856")
if op == "/" and a == 114 and b == 106:
    print("1.0754716981132075")
if op == "/" and a == 114 and b == 107:
    print("1.0654205607476634")
if op == "/" and a == 114 and b == 108:
    print("1.0555555555555556")
if op == "/" and a == 114 and b == 109:
    print("1.0458715596330275")
if op == "/" and a == 114 and b == 110:
    print("1.0363636363636364")
if op == "/" and a == 114 and b == 111:
    print("1.027027027027027")
if op == "/" and a == 114 and b == 112:
    print("1.0178571428571428")
if op == "/" and a == 114 and b == 113:
    print("1.008849557522124")
if op == "/" and a == 114 and b == 114:
    print("1.0")
if op == "/" and a == 114 and b == 115:
    print("0.991304347826087")
if op == "/" and a == 114 and b == 116:
    print("0.9827586206896551")
if op == "/" and a == 114 and b == 117:
    print("0.9743589743589743")
if op == "/" and a == 114 and b == 118:
    print("0.9661016949152542")
if op == "/" and a == 114 and b == 119:
    print("0.957983193277311")
if op == "/" and a == 114 and b == 120:
    print("0.95")
if op == "/" and a == 114 and b == 121:
    print("0.9421487603305785")
if op == "/" and a == 114 and b == 122:
    print("0.9344262295081968")
if op == "/" and a == 114 and b == 123:
    print("0.926829268292683")
if op == "/" and a == 114 and b == 124:
    print("0.9193548387096774")
if op == "/" and a == 114 and b == 125:
    print("0.912")
if op == "/" and a == 114 and b == 126:
    print("0.9047619047619048")
if op == "/" and a == 114 and b == 127:
    print("0.8976377952755905")
if op == "/" and a == 115 and b == 0:
    print("NaN")
if op == "/" and a == 115 and b == 1:
    print("115.0")
if op == "/" and a == 115 and b == 2:
    print("57.5")
if op == "/" and a == 115 and b == 3:
    print("38.333333333333336")
if op == "/" and a == 115 and b == 4:
    print("28.75")
if op == "/" and a == 115 and b == 5:
    print("23.0")
if op == "/" and a == 115 and b == 6:
    print("19.166666666666668")
if op == "/" and a == 115 and b == 7:
    print("16.428571428571427")
if op == "/" and a == 115 and b == 8:
    print("14.375")
if op == "/" and a == 115 and b == 9:
    print("12.777777777777779")
if op == "/" and a == 115 and b == 10:
    print("11.5")
if op == "/" and a == 115 and b == 11:
    print("10.454545454545455")
if op == "/" and a == 115 and b == 12:
    print("9.583333333333334")
if op == "/" and a == 115 and b == 13:
    print("8.846153846153847")
if op == "/" and a == 115 and b == 14:
    print("8.214285714285714")
if op == "/" and a == 115 and b == 15:
    print("7.666666666666667")
if op == "/" and a == 115 and b == 16:
    print("7.1875")
if op == "/" and a == 115 and b == 17:
    print("6.764705882352941")
if op == "/" and a == 115 and b == 18:
    print("6.388888888888889")
if op == "/" and a == 115 and b == 19:
    print("6.052631578947368")
if op == "/" and a == 115 and b == 20:
    print("5.75")
if op == "/" and a == 115 and b == 21:
    print("5.476190476190476")
if op == "/" and a == 115 and b == 22:
    print("5.2272727272727275")
if op == "/" and a == 115 and b == 23:
    print("5.0")
if op == "/" and a == 115 and b == 24:
    print("4.791666666666667")
if op == "/" and a == 115 and b == 25:
    print("4.6")
if op == "/" and a == 115 and b == 26:
    print("4.423076923076923")
if op == "/" and a == 115 and b == 27:
    print("4.2592592592592595")
if op == "/" and a == 115 and b == 28:
    print("4.107142857142857")
if op == "/" and a == 115 and b == 29:
    print("3.9655172413793105")
if op == "/" and a == 115 and b == 30:
    print("3.8333333333333335")
if op == "/" and a == 115 and b == 31:
    print("3.7096774193548385")
if op == "/" and a == 115 and b == 32:
    print("3.59375")
if op == "/" and a == 115 and b == 33:
    print("3.484848484848485")
if op == "/" and a == 115 and b == 34:
    print("3.3823529411764706")
if op == "/" and a == 115 and b == 35:
    print("3.2857142857142856")
if op == "/" and a == 115 and b == 36:
    print("3.1944444444444446")
if op == "/" and a == 115 and b == 37:
    print("3.108108108108108")
if op == "/" and a == 115 and b == 38:
    print("3.026315789473684")
if op == "/" and a == 115 and b == 39:
    print("2.948717948717949")
if op == "/" and a == 115 and b == 40:
    print("2.875")
if op == "/" and a == 115 and b == 41:
    print("2.8048780487804876")
if op == "/" and a == 115 and b == 42:
    print("2.738095238095238")
if op == "/" and a == 115 and b == 43:
    print("2.6744186046511627")
if op == "/" and a == 115 and b == 44:
    print("2.6136363636363638")
if op == "/" and a == 115 and b == 45:
    print("2.5555555555555554")
if op == "/" and a == 115 and b == 46:
    print("2.5")
if op == "/" and a == 115 and b == 47:
    print("2.4468085106382977")
if op == "/" and a == 115 and b == 48:
    print("2.3958333333333335")
if op == "/" and a == 115 and b == 49:
    print("2.3469387755102042")
if op == "/" and a == 115 and b == 50:
    print("2.3")
if op == "/" and a == 115 and b == 51:
    print("2.2549019607843137")
if op == "/" and a == 115 and b == 52:
    print("2.2115384615384617")
if op == "/" and a == 115 and b == 53:
    print("2.169811320754717")
if op == "/" and a == 115 and b == 54:
    print("2.1296296296296298")
if op == "/" and a == 115 and b == 55:
    print("2.090909090909091")
if op == "/" and a == 115 and b == 56:
    print("2.0535714285714284")
if op == "/" and a == 115 and b == 57:
    print("2.017543859649123")
if op == "/" and a == 115 and b == 58:
    print("1.9827586206896552")
if op == "/" and a == 115 and b == 59:
    print("1.9491525423728813")
if op == "/" and a == 115 and b == 60:
    print("1.9166666666666667")
if op == "/" and a == 115 and b == 61:
    print("1.8852459016393444")
if op == "/" and a == 115 and b == 62:
    print("1.8548387096774193")
if op == "/" and a == 115 and b == 63:
    print("1.8253968253968254")
if op == "/" and a == 115 and b == 64:
    print("1.796875")
if op == "/" and a == 115 and b == 65:
    print("1.7692307692307692")
if op == "/" and a == 115 and b == 66:
    print("1.7424242424242424")
if op == "/" and a == 115 and b == 67:
    print("1.7164179104477613")
if op == "/" and a == 115 and b == 68:
    print("1.6911764705882353")
if op == "/" and a == 115 and b == 69:
    print("1.6666666666666667")
if op == "/" and a == 115 and b == 70:
    print("1.6428571428571428")
if op == "/" and a == 115 and b == 71:
    print("1.619718309859155")
if op == "/" and a == 115 and b == 72:
    print("1.5972222222222223")
if op == "/" and a == 115 and b == 73:
    print("1.5753424657534247")
if op == "/" and a == 115 and b == 74:
    print("1.554054054054054")
if op == "/" and a == 115 and b == 75:
    print("1.5333333333333334")
if op == "/" and a == 115 and b == 76:
    print("1.513157894736842")
if op == "/" and a == 115 and b == 77:
    print("1.4935064935064934")
if op == "/" and a == 115 and b == 78:
    print("1.4743589743589745")
if op == "/" and a == 115 and b == 79:
    print("1.4556962025316456")
if op == "/" and a == 115 and b == 80:
    print("1.4375")
if op == "/" and a == 115 and b == 81:
    print("1.4197530864197532")
if op == "/" and a == 115 and b == 82:
    print("1.4024390243902438")
if op == "/" and a == 115 and b == 83:
    print("1.3855421686746987")
if op == "/" and a == 115 and b == 84:
    print("1.369047619047619")
if op == "/" and a == 115 and b == 85:
    print("1.3529411764705883")
if op == "/" and a == 115 and b == 86:
    print("1.3372093023255813")
if op == "/" and a == 115 and b == 87:
    print("1.3218390804597702")
if op == "/" and a == 115 and b == 88:
    print("1.3068181818181819")
if op == "/" and a == 115 and b == 89:
    print("1.2921348314606742")
if op == "/" and a == 115 and b == 90:
    print("1.2777777777777777")
if op == "/" and a == 115 and b == 91:
    print("1.2637362637362637")
if op == "/" and a == 115 and b == 92:
    print("1.25")
if op == "/" and a == 115 and b == 93:
    print("1.2365591397849462")
if op == "/" and a == 115 and b == 94:
    print("1.2234042553191489")
if op == "/" and a == 115 and b == 95:
    print("1.2105263157894737")
if op == "/" and a == 115 and b == 96:
    print("1.1979166666666667")
if op == "/" and a == 115 and b == 97:
    print("1.1855670103092784")
if op == "/" and a == 115 and b == 98:
    print("1.1734693877551021")
if op == "/" and a == 115 and b == 99:
    print("1.1616161616161615")
if op == "/" and a == 115 and b == 100:
    print("1.15")
if op == "/" and a == 115 and b == 101:
    print("1.1386138613861385")
if op == "/" and a == 115 and b == 102:
    print("1.1274509803921569")
if op == "/" and a == 115 and b == 103:
    print("1.116504854368932")
if op == "/" and a == 115 and b == 104:
    print("1.1057692307692308")
if op == "/" and a == 115 and b == 105:
    print("1.0952380952380953")
if op == "/" and a == 115 and b == 106:
    print("1.0849056603773586")
if op == "/" and a == 115 and b == 107:
    print("1.074766355140187")
if op == "/" and a == 115 and b == 108:
    print("1.0648148148148149")
if op == "/" and a == 115 and b == 109:
    print("1.055045871559633")
if op == "/" and a == 115 and b == 110:
    print("1.0454545454545454")
if op == "/" and a == 115 and b == 111:
    print("1.0360360360360361")
if op == "/" and a == 115 and b == 112:
    print("1.0267857142857142")
if op == "/" and a == 115 and b == 113:
    print("1.0176991150442478")
if op == "/" and a == 115 and b == 114:
    print("1.0087719298245614")
if op == "/" and a == 115 and b == 115:
    print("1.0")
if op == "/" and a == 115 and b == 116:
    print("0.9913793103448276")
if op == "/" and a == 115 and b == 117:
    print("0.9829059829059829")
if op == "/" and a == 115 and b == 118:
    print("0.9745762711864406")
if op == "/" and a == 115 and b == 119:
    print("0.9663865546218487")
if op == "/" and a == 115 and b == 120:
    print("0.9583333333333334")
if op == "/" and a == 115 and b == 121:
    print("0.9504132231404959")
if op == "/" and a == 115 and b == 122:
    print("0.9426229508196722")
if op == "/" and a == 115 and b == 123:
    print("0.9349593495934959")
if op == "/" and a == 115 and b == 124:
    print("0.9274193548387096")
if op == "/" and a == 115 and b == 125:
    print("0.92")
if op == "/" and a == 115 and b == 126:
    print("0.9126984126984127")
if op == "/" and a == 115 and b == 127:
    print("0.905511811023622")
if op == "/" and a == 116 and b == 0:
    print("NaN")
if op == "/" and a == 116 and b == 1:
    print("116.0")
if op == "/" and a == 116 and b == 2:
    print("58.0")
if op == "/" and a == 116 and b == 3:
    print("38.666666666666664")
if op == "/" and a == 116 and b == 4:
    print("29.0")
if op == "/" and a == 116 and b == 5:
    print("23.2")
if op == "/" and a == 116 and b == 6:
    print("19.333333333333332")
if op == "/" and a == 116 and b == 7:
    print("16.571428571428573")
if op == "/" and a == 116 and b == 8:
    print("14.5")
if op == "/" and a == 116 and b == 9:
    print("12.88888888888889")
if op == "/" and a == 116 and b == 10:
    print("11.6")
if op == "/" and a == 116 and b == 11:
    print("10.545454545454545")
if op == "/" and a == 116 and b == 12:
    print("9.666666666666666")
if op == "/" and a == 116 and b == 13:
    print("8.923076923076923")
if op == "/" and a == 116 and b == 14:
    print("8.285714285714286")
if op == "/" and a == 116 and b == 15:
    print("7.733333333333333")
if op == "/" and a == 116 and b == 16:
    print("7.25")
if op == "/" and a == 116 and b == 17:
    print("6.823529411764706")
if op == "/" and a == 116 and b == 18:
    print("6.444444444444445")
if op == "/" and a == 116 and b == 19:
    print("6.105263157894737")
if op == "/" and a == 116 and b == 20:
    print("5.8")
if op == "/" and a == 116 and b == 21:
    print("5.523809523809524")
if op == "/" and a == 116 and b == 22:
    print("5.2727272727272725")
if op == "/" and a == 116 and b == 23:
    print("5.043478260869565")
if op == "/" and a == 116 and b == 24:
    print("4.833333333333333")
if op == "/" and a == 116 and b == 25:
    print("4.64")
if op == "/" and a == 116 and b == 26:
    print("4.461538461538462")
if op == "/" and a == 116 and b == 27:
    print("4.296296296296297")
if op == "/" and a == 116 and b == 28:
    print("4.142857142857143")
if op == "/" and a == 116 and b == 29:
    print("4.0")
if op == "/" and a == 116 and b == 30:
    print("3.8666666666666667")
if op == "/" and a == 116 and b == 31:
    print("3.7419354838709675")
if op == "/" and a == 116 and b == 32:
    print("3.625")
if op == "/" and a == 116 and b == 33:
    print("3.515151515151515")
if op == "/" and a == 116 and b == 34:
    print("3.411764705882353")
if op == "/" and a == 116 and b == 35:
    print("3.3142857142857145")
if op == "/" and a == 116 and b == 36:
    print("3.2222222222222223")
if op == "/" and a == 116 and b == 37:
    print("3.135135135135135")
if op == "/" and a == 116 and b == 38:
    print("3.0526315789473686")
if op == "/" and a == 116 and b == 39:
    print("2.9743589743589745")
if op == "/" and a == 116 and b == 40:
    print("2.9")
if op == "/" and a == 116 and b == 41:
    print("2.8292682926829267")
if op == "/" and a == 116 and b == 42:
    print("2.761904761904762")
if op == "/" and a == 116 and b == 43:
    print("2.697674418604651")
if op == "/" and a == 116 and b == 44:
    print("2.6363636363636362")
if op == "/" and a == 116 and b == 45:
    print("2.577777777777778")
if op == "/" and a == 116 and b == 46:
    print("2.5217391304347827")
if op == "/" and a == 116 and b == 47:
    print("2.4680851063829787")
if op == "/" and a == 116 and b == 48:
    print("2.4166666666666665")
if op == "/" and a == 116 and b == 49:
    print("2.36734693877551")
if op == "/" and a == 116 and b == 50:
    print("2.32")
if op == "/" and a == 116 and b == 51:
    print("2.2745098039215685")
if op == "/" and a == 116 and b == 52:
    print("2.230769230769231")
if op == "/" and a == 116 and b == 53:
    print("2.188679245283019")
if op == "/" and a == 116 and b == 54:
    print("2.1481481481481484")
if op == "/" and a == 116 and b == 55:
    print("2.109090909090909")
if op == "/" and a == 116 and b == 56:
    print("2.0714285714285716")
if op == "/" and a == 116 and b == 57:
    print("2.0350877192982457")
if op == "/" and a == 116 and b == 58:
    print("2.0")
if op == "/" and a == 116 and b == 59:
    print("1.9661016949152543")
if op == "/" and a == 116 and b == 60:
    print("1.9333333333333333")
if op == "/" and a == 116 and b == 61:
    print("1.901639344262295")
if op == "/" and a == 116 and b == 62:
    print("1.8709677419354838")
if op == "/" and a == 116 and b == 63:
    print("1.8412698412698412")
if op == "/" and a == 116 and b == 64:
    print("1.8125")
if op == "/" and a == 116 and b == 65:
    print("1.7846153846153847")
if op == "/" and a == 116 and b == 66:
    print("1.7575757575757576")
if op == "/" and a == 116 and b == 67:
    print("1.7313432835820894")
if op == "/" and a == 116 and b == 68:
    print("1.7058823529411764")
if op == "/" and a == 116 and b == 69:
    print("1.681159420289855")
if op == "/" and a == 116 and b == 70:
    print("1.6571428571428573")
if op == "/" and a == 116 and b == 71:
    print("1.6338028169014085")
if op == "/" and a == 116 and b == 72:
    print("1.6111111111111112")
if op == "/" and a == 116 and b == 73:
    print("1.5890410958904109")
if op == "/" and a == 116 and b == 74:
    print("1.5675675675675675")
if op == "/" and a == 116 and b == 75:
    print("1.5466666666666666")
if op == "/" and a == 116 and b == 76:
    print("1.5263157894736843")
if op == "/" and a == 116 and b == 77:
    print("1.5064935064935066")
if op == "/" and a == 116 and b == 78:
    print("1.4871794871794872")
if op == "/" and a == 116 and b == 79:
    print("1.4683544303797469")
if op == "/" and a == 116 and b == 80:
    print("1.45")
if op == "/" and a == 116 and b == 81:
    print("1.4320987654320987")
if op == "/" and a == 116 and b == 82:
    print("1.4146341463414633")
if op == "/" and a == 116 and b == 83:
    print("1.3975903614457832")
if op == "/" and a == 116 and b == 84:
    print("1.380952380952381")
if op == "/" and a == 116 and b == 85:
    print("1.3647058823529412")
if op == "/" and a == 116 and b == 86:
    print("1.3488372093023255")
if op == "/" and a == 116 and b == 87:
    print("1.3333333333333333")
if op == "/" and a == 116 and b == 88:
    print("1.3181818181818181")
if op == "/" and a == 116 and b == 89:
    print("1.303370786516854")
if op == "/" and a == 116 and b == 90:
    print("1.288888888888889")
if op == "/" and a == 116 and b == 91:
    print("1.2747252747252746")
if op == "/" and a == 116 and b == 92:
    print("1.2608695652173914")
if op == "/" and a == 116 and b == 93:
    print("1.2473118279569892")
if op == "/" and a == 116 and b == 94:
    print("1.2340425531914894")
if op == "/" and a == 116 and b == 95:
    print("1.2210526315789474")
if op == "/" and a == 116 and b == 96:
    print("1.2083333333333333")
if op == "/" and a == 116 and b == 97:
    print("1.1958762886597938")
if op == "/" and a == 116 and b == 98:
    print("1.183673469387755")
if op == "/" and a == 116 and b == 99:
    print("1.1717171717171717")
if op == "/" and a == 116 and b == 100:
    print("1.16")
if op == "/" and a == 116 and b == 101:
    print("1.1485148514851484")
if op == "/" and a == 116 and b == 102:
    print("1.1372549019607843")
if op == "/" and a == 116 and b == 103:
    print("1.1262135922330097")
if op == "/" and a == 116 and b == 104:
    print("1.1153846153846154")
if op == "/" and a == 116 and b == 105:
    print("1.1047619047619048")
if op == "/" and a == 116 and b == 106:
    print("1.0943396226415094")
if op == "/" and a == 116 and b == 107:
    print("1.0841121495327102")
if op == "/" and a == 116 and b == 108:
    print("1.0740740740740742")
if op == "/" and a == 116 and b == 109:
    print("1.0642201834862386")
if op == "/" and a == 116 and b == 110:
    print("1.0545454545454545")
if op == "/" and a == 116 and b == 111:
    print("1.045045045045045")
if op == "/" and a == 116 and b == 112:
    print("1.0357142857142858")
if op == "/" and a == 116 and b == 113:
    print("1.0265486725663717")
if op == "/" and a == 116 and b == 114:
    print("1.0175438596491229")
if op == "/" and a == 116 and b == 115:
    print("1.008695652173913")
if op == "/" and a == 116 and b == 116:
    print("1.0")
if op == "/" and a == 116 and b == 117:
    print("0.9914529914529915")
if op == "/" and a == 116 and b == 118:
    print("0.9830508474576272")
if op == "/" and a == 116 and b == 119:
    print("0.9747899159663865")
if op == "/" and a == 116 and b == 120:
    print("0.9666666666666667")
if op == "/" and a == 116 and b == 121:
    print("0.9586776859504132")
if op == "/" and a == 116 and b == 122:
    print("0.9508196721311475")
if op == "/" and a == 116 and b == 123:
    print("0.943089430894309")
if op == "/" and a == 116 and b == 124:
    print("0.9354838709677419")
if op == "/" and a == 116 and b == 125:
    print("0.928")
if op == "/" and a == 116 and b == 126:
    print("0.9206349206349206")
if op == "/" and a == 116 and b == 127:
    print("0.9133858267716536")
if op == "/" and a == 117 and b == 0:
    print("NaN")
if op == "/" and a == 117 and b == 1:
    print("117.0")
if op == "/" and a == 117 and b == 2:
    print("58.5")
if op == "/" and a == 117 and b == 3:
    print("39.0")
if op == "/" and a == 117 and b == 4:
    print("29.25")
if op == "/" and a == 117 and b == 5:
    print("23.4")
if op == "/" and a == 117 and b == 6:
    print("19.5")
if op == "/" and a == 117 and b == 7:
    print("16.714285714285715")
if op == "/" and a == 117 and b == 8:
    print("14.625")
if op == "/" and a == 117 and b == 9:
    print("13.0")
if op == "/" and a == 117 and b == 10:
    print("11.7")
if op == "/" and a == 117 and b == 11:
    print("10.636363636363637")
if op == "/" and a == 117 and b == 12:
    print("9.75")
if op == "/" and a == 117 and b == 13:
    print("9.0")
if op == "/" and a == 117 and b == 14:
    print("8.357142857142858")
if op == "/" and a == 117 and b == 15:
    print("7.8")
if op == "/" and a == 117 and b == 16:
    print("7.3125")
if op == "/" and a == 117 and b == 17:
    print("6.882352941176471")
if op == "/" and a == 117 and b == 18:
    print("6.5")
if op == "/" and a == 117 and b == 19:
    print("6.157894736842105")
if op == "/" and a == 117 and b == 20:
    print("5.85")
if op == "/" and a == 117 and b == 21:
    print("5.571428571428571")
if op == "/" and a == 117 and b == 22:
    print("5.318181818181818")
if op == "/" and a == 117 and b == 23:
    print("5.086956521739131")
if op == "/" and a == 117 and b == 24:
    print("4.875")
if op == "/" and a == 117 and b == 25:
    print("4.68")
if op == "/" and a == 117 and b == 26:
    print("4.5")
if op == "/" and a == 117 and b == 27:
    print("4.333333333333333")
if op == "/" and a == 117 and b == 28:
    print("4.178571428571429")
if op == "/" and a == 117 and b == 29:
    print("4.0344827586206895")
if op == "/" and a == 117 and b == 30:
    print("3.9")
if op == "/" and a == 117 and b == 31:
    print("3.774193548387097")
if op == "/" and a == 117 and b == 32:
    print("3.65625")
if op == "/" and a == 117 and b == 33:
    print("3.5454545454545454")
if op == "/" and a == 117 and b == 34:
    print("3.4411764705882355")
if op == "/" and a == 117 and b == 35:
    print("3.342857142857143")
if op == "/" and a == 117 and b == 36:
    print("3.25")
if op == "/" and a == 117 and b == 37:
    print("3.1621621621621623")
if op == "/" and a == 117 and b == 38:
    print("3.0789473684210527")
if op == "/" and a == 117 and b == 39:
    print("3.0")
if op == "/" and a == 117 and b == 40:
    print("2.925")
if op == "/" and a == 117 and b == 41:
    print("2.8536585365853657")
if op == "/" and a == 117 and b == 42:
    print("2.7857142857142856")
if op == "/" and a == 117 and b == 43:
    print("2.7209302325581395")
if op == "/" and a == 117 and b == 44:
    print("2.659090909090909")
if op == "/" and a == 117 and b == 45:
    print("2.6")
if op == "/" and a == 117 and b == 46:
    print("2.5434782608695654")
if op == "/" and a == 117 and b == 47:
    print("2.4893617021276597")
if op == "/" and a == 117 and b == 48:
    print("2.4375")
if op == "/" and a == 117 and b == 49:
    print("2.3877551020408165")
if op == "/" and a == 117 and b == 50:
    print("2.34")
if op == "/" and a == 117 and b == 51:
    print("2.2941176470588234")
if op == "/" and a == 117 and b == 52:
    print("2.25")
if op == "/" and a == 117 and b == 53:
    print("2.207547169811321")
if op == "/" and a == 117 and b == 54:
    print("2.1666666666666665")
if op == "/" and a == 117 and b == 55:
    print("2.1272727272727274")
if op == "/" and a == 117 and b == 56:
    print("2.0892857142857144")
if op == "/" and a == 117 and b == 57:
    print("2.0526315789473686")
if op == "/" and a == 117 and b == 58:
    print("2.0172413793103448")
if op == "/" and a == 117 and b == 59:
    print("1.9830508474576272")
if op == "/" and a == 117 and b == 60:
    print("1.95")
if op == "/" and a == 117 and b == 61:
    print("1.9180327868852458")
if op == "/" and a == 117 and b == 62:
    print("1.8870967741935485")
if op == "/" and a == 117 and b == 63:
    print("1.8571428571428572")
if op == "/" and a == 117 and b == 64:
    print("1.828125")
if op == "/" and a == 117 and b == 65:
    print("1.8")
if op == "/" and a == 117 and b == 66:
    print("1.7727272727272727")
if op == "/" and a == 117 and b == 67:
    print("1.7462686567164178")
if op == "/" and a == 117 and b == 68:
    print("1.7205882352941178")
if op == "/" and a == 117 and b == 69:
    print("1.6956521739130435")
if op == "/" and a == 117 and b == 70:
    print("1.6714285714285715")
if op == "/" and a == 117 and b == 71:
    print("1.647887323943662")
if op == "/" and a == 117 and b == 72:
    print("1.625")
if op == "/" and a == 117 and b == 73:
    print("1.6027397260273972")
if op == "/" and a == 117 and b == 74:
    print("1.5810810810810811")
if op == "/" and a == 117 and b == 75:
    print("1.56")
if op == "/" and a == 117 and b == 76:
    print("1.5394736842105263")
if op == "/" and a == 117 and b == 77:
    print("1.5194805194805194")
if op == "/" and a == 117 and b == 78:
    print("1.5")
if op == "/" and a == 117 and b == 79:
    print("1.481012658227848")
if op == "/" and a == 117 and b == 80:
    print("1.4625")
if op == "/" and a == 117 and b == 81:
    print("1.4444444444444444")
if op == "/" and a == 117 and b == 82:
    print("1.4268292682926829")
if op == "/" and a == 117 and b == 83:
    print("1.4096385542168675")
if op == "/" and a == 117 and b == 84:
    print("1.3928571428571428")
if op == "/" and a == 117 and b == 85:
    print("1.3764705882352941")
if op == "/" and a == 117 and b == 86:
    print("1.3604651162790697")
if op == "/" and a == 117 and b == 87:
    print("1.3448275862068966")
if op == "/" and a == 117 and b == 88:
    print("1.3295454545454546")
if op == "/" and a == 117 and b == 89:
    print("1.3146067415730338")
if op == "/" and a == 117 and b == 90:
    print("1.3")
if op == "/" and a == 117 and b == 91:
    print("1.2857142857142858")
if op == "/" and a == 117 and b == 92:
    print("1.2717391304347827")
if op == "/" and a == 117 and b == 93:
    print("1.2580645161290323")
if op == "/" and a == 117 and b == 94:
    print("1.2446808510638299")
if op == "/" and a == 117 and b == 95:
    print("1.231578947368421")
if op == "/" and a == 117 and b == 96:
    print("1.21875")
if op == "/" and a == 117 and b == 97:
    print("1.2061855670103092")
if op == "/" and a == 117 and b == 98:
    print("1.1938775510204083")
if op == "/" and a == 117 and b == 99:
    print("1.1818181818181819")
if op == "/" and a == 117 and b == 100:
    print("1.17")
if op == "/" and a == 117 and b == 101:
    print("1.1584158415841583")
if op == "/" and a == 117 and b == 102:
    print("1.1470588235294117")
if op == "/" and a == 117 and b == 103:
    print("1.1359223300970873")
if op == "/" and a == 117 and b == 104:
    print("1.125")
if op == "/" and a == 117 and b == 105:
    print("1.1142857142857143")
if op == "/" and a == 117 and b == 106:
    print("1.1037735849056605")
if op == "/" and a == 117 and b == 107:
    print("1.0934579439252337")
if op == "/" and a == 117 and b == 108:
    print("1.0833333333333333")
if op == "/" and a == 117 and b == 109:
    print("1.073394495412844")
if op == "/" and a == 117 and b == 110:
    print("1.0636363636363637")
if op == "/" and a == 117 and b == 111:
    print("1.054054054054054")
if op == "/" and a == 117 and b == 112:
    print("1.0446428571428572")
if op == "/" and a == 117 and b == 113:
    print("1.0353982300884956")
if op == "/" and a == 117 and b == 114:
    print("1.0263157894736843")
if op == "/" and a == 117 and b == 115:
    print("1.017391304347826")
if op == "/" and a == 117 and b == 116:
    print("1.0086206896551724")
if op == "/" and a == 117 and b == 117:
    print("1.0")
if op == "/" and a == 117 and b == 118:
    print("0.9915254237288136")
if op == "/" and a == 117 and b == 119:
    print("0.9831932773109243")
if op == "/" and a == 117 and b == 120:
    print("0.975")
if op == "/" and a == 117 and b == 121:
    print("0.9669421487603306")
if op == "/" and a == 117 and b == 122:
    print("0.9590163934426229")
if op == "/" and a == 117 and b == 123:
    print("0.9512195121951219")
if op == "/" and a == 117 and b == 124:
    print("0.9435483870967742")
if op == "/" and a == 117 and b == 125:
    print("0.936")
if op == "/" and a == 117 and b == 126:
    print("0.9285714285714286")
if op == "/" and a == 117 and b == 127:
    print("0.9212598425196851")
if op == "/" and a == 118 and b == 0:
    print("NaN")
if op == "/" and a == 118 and b == 1:
    print("118.0")
if op == "/" and a == 118 and b == 2:
    print("59.0")
if op == "/" and a == 118 and b == 3:
    print("39.333333333333336")
if op == "/" and a == 118 and b == 4:
    print("29.5")
if op == "/" and a == 118 and b == 5:
    print("23.6")
if op == "/" and a == 118 and b == 6:
    print("19.666666666666668")
if op == "/" and a == 118 and b == 7:
    print("16.857142857142858")
if op == "/" and a == 118 and b == 8:
    print("14.75")
if op == "/" and a == 118 and b == 9:
    print("13.11111111111111")
if op == "/" and a == 118 and b == 10:
    print("11.8")
if op == "/" and a == 118 and b == 11:
    print("10.727272727272727")
if op == "/" and a == 118 and b == 12:
    print("9.833333333333334")
if op == "/" and a == 118 and b == 13:
    print("9.076923076923077")
if op == "/" and a == 118 and b == 14:
    print("8.428571428571429")
if op == "/" and a == 118 and b == 15:
    print("7.866666666666666")
if op == "/" and a == 118 and b == 16:
    print("7.375")
if op == "/" and a == 118 and b == 17:
    print("6.9411764705882355")
if op == "/" and a == 118 and b == 18:
    print("6.555555555555555")
if op == "/" and a == 118 and b == 19:
    print("6.2105263157894735")
if op == "/" and a == 118 and b == 20:
    print("5.9")
if op == "/" and a == 118 and b == 21:
    print("5.619047619047619")
if op == "/" and a == 118 and b == 22:
    print("5.363636363636363")
if op == "/" and a == 118 and b == 23:
    print("5.130434782608695")
if op == "/" and a == 118 and b == 24:
    print("4.916666666666667")
if op == "/" and a == 118 and b == 25:
    print("4.72")
if op == "/" and a == 118 and b == 26:
    print("4.538461538461538")
if op == "/" and a == 118 and b == 27:
    print("4.37037037037037")
if op == "/" and a == 118 and b == 28:
    print("4.214285714285714")
if op == "/" and a == 118 and b == 29:
    print("4.068965517241379")
if op == "/" and a == 118 and b == 30:
    print("3.933333333333333")
if op == "/" and a == 118 and b == 31:
    print("3.806451612903226")
if op == "/" and a == 118 and b == 32:
    print("3.6875")
if op == "/" and a == 118 and b == 33:
    print("3.5757575757575757")
if op == "/" and a == 118 and b == 34:
    print("3.4705882352941178")
if op == "/" and a == 118 and b == 35:
    print("3.3714285714285714")
if op == "/" and a == 118 and b == 36:
    print("3.2777777777777777")
if op == "/" and a == 118 and b == 37:
    print("3.189189189189189")
if op == "/" and a == 118 and b == 38:
    print("3.1052631578947367")
if op == "/" and a == 118 and b == 39:
    print("3.0256410256410255")
if op == "/" and a == 118 and b == 40:
    print("2.95")
if op == "/" and a == 118 and b == 41:
    print("2.8780487804878048")
if op == "/" and a == 118 and b == 42:
    print("2.8095238095238093")
if op == "/" and a == 118 and b == 43:
    print("2.744186046511628")
if op == "/" and a == 118 and b == 44:
    print("2.6818181818181817")
if op == "/" and a == 118 and b == 45:
    print("2.6222222222222222")
if op == "/" and a == 118 and b == 46:
    print("2.5652173913043477")
if op == "/" and a == 118 and b == 47:
    print("2.5106382978723403")
if op == "/" and a == 118 and b == 48:
    print("2.4583333333333335")
if op == "/" and a == 118 and b == 49:
    print("2.4081632653061225")
if op == "/" and a == 118 and b == 50:
    print("2.36")
if op == "/" and a == 118 and b == 51:
    print("2.3137254901960786")
if op == "/" and a == 118 and b == 52:
    print("2.269230769230769")
if op == "/" and a == 118 and b == 53:
    print("2.2264150943396226")
if op == "/" and a == 118 and b == 54:
    print("2.185185185185185")
if op == "/" and a == 118 and b == 55:
    print("2.1454545454545455")
if op == "/" and a == 118 and b == 56:
    print("2.107142857142857")
if op == "/" and a == 118 and b == 57:
    print("2.0701754385964914")
if op == "/" and a == 118 and b == 58:
    print("2.0344827586206895")
if op == "/" and a == 118 and b == 59:
    print("2.0")
if op == "/" and a == 118 and b == 60:
    print("1.9666666666666666")
if op == "/" and a == 118 and b == 61:
    print("1.9344262295081966")
if op == "/" and a == 118 and b == 62:
    print("1.903225806451613")
if op == "/" and a == 118 and b == 63:
    print("1.873015873015873")
if op == "/" and a == 118 and b == 64:
    print("1.84375")
if op == "/" and a == 118 and b == 65:
    print("1.8153846153846154")
if op == "/" and a == 118 and b == 66:
    print("1.7878787878787878")
if op == "/" and a == 118 and b == 67:
    print("1.7611940298507462")
if op == "/" and a == 118 and b == 68:
    print("1.7352941176470589")
if op == "/" and a == 118 and b == 69:
    print("1.710144927536232")
if op == "/" and a == 118 and b == 70:
    print("1.6857142857142857")
if op == "/" and a == 118 and b == 71:
    print("1.6619718309859155")
if op == "/" and a == 118 and b == 72:
    print("1.6388888888888888")
if op == "/" and a == 118 and b == 73:
    print("1.6164383561643836")
if op == "/" and a == 118 and b == 74:
    print("1.5945945945945945")
if op == "/" and a == 118 and b == 75:
    print("1.5733333333333333")
if op == "/" and a == 118 and b == 76:
    print("1.5526315789473684")
if op == "/" and a == 118 and b == 77:
    print("1.5324675324675325")
if op == "/" and a == 118 and b == 78:
    print("1.5128205128205128")
if op == "/" and a == 118 and b == 79:
    print("1.4936708860759493")
if op == "/" and a == 118 and b == 80:
    print("1.475")
if op == "/" and a == 118 and b == 81:
    print("1.4567901234567902")
if op == "/" and a == 118 and b == 82:
    print("1.4390243902439024")
if op == "/" and a == 118 and b == 83:
    print("1.4216867469879517")
if op == "/" and a == 118 and b == 84:
    print("1.4047619047619047")
if op == "/" and a == 118 and b == 85:
    print("1.388235294117647")
if op == "/" and a == 118 and b == 86:
    print("1.372093023255814")
if op == "/" and a == 118 and b == 87:
    print("1.3563218390804597")
if op == "/" and a == 118 and b == 88:
    print("1.3409090909090908")
if op == "/" and a == 118 and b == 89:
    print("1.3258426966292134")
if op == "/" and a == 118 and b == 90:
    print("1.3111111111111111")
if op == "/" and a == 118 and b == 91:
    print("1.2967032967032968")
if op == "/" and a == 118 and b == 92:
    print("1.2826086956521738")
if op == "/" and a == 118 and b == 93:
    print("1.2688172043010753")
if op == "/" and a == 118 and b == 94:
    print("1.2553191489361701")
if op == "/" and a == 118 and b == 95:
    print("1.2421052631578948")
if op == "/" and a == 118 and b == 96:
    print("1.2291666666666667")
if op == "/" and a == 118 and b == 97:
    print("1.2164948453608246")
if op == "/" and a == 118 and b == 98:
    print("1.2040816326530612")
if op == "/" and a == 118 and b == 99:
    print("1.1919191919191918")
if op == "/" and a == 118 and b == 100:
    print("1.18")
if op == "/" and a == 118 and b == 101:
    print("1.1683168316831682")
if op == "/" and a == 118 and b == 102:
    print("1.1568627450980393")
if op == "/" and a == 118 and b == 103:
    print("1.145631067961165")
if op == "/" and a == 118 and b == 104:
    print("1.1346153846153846")
if op == "/" and a == 118 and b == 105:
    print("1.1238095238095238")
if op == "/" and a == 118 and b == 106:
    print("1.1132075471698113")
if op == "/" and a == 118 and b == 107:
    print("1.102803738317757")
if op == "/" and a == 118 and b == 108:
    print("1.0925925925925926")
if op == "/" and a == 118 and b == 109:
    print("1.0825688073394495")
if op == "/" and a == 118 and b == 110:
    print("1.0727272727272728")
if op == "/" and a == 118 and b == 111:
    print("1.063063063063063")
if op == "/" and a == 118 and b == 112:
    print("1.0535714285714286")
if op == "/" and a == 118 and b == 113:
    print("1.0442477876106195")
if op == "/" and a == 118 and b == 114:
    print("1.0350877192982457")
if op == "/" and a == 118 and b == 115:
    print("1.0260869565217392")
if op == "/" and a == 118 and b == 116:
    print("1.0172413793103448")
if op == "/" and a == 118 and b == 117:
    print("1.0085470085470085")
if op == "/" and a == 118 and b == 118:
    print("1.0")
if op == "/" and a == 118 and b == 119:
    print("0.9915966386554622")
if op == "/" and a == 118 and b == 120:
    print("0.9833333333333333")
if op == "/" and a == 118 and b == 121:
    print("0.9752066115702479")
if op == "/" and a == 118 and b == 122:
    print("0.9672131147540983")
if op == "/" and a == 118 and b == 123:
    print("0.959349593495935")
if op == "/" and a == 118 and b == 124:
    print("0.9516129032258065")
if op == "/" and a == 118 and b == 125:
    print("0.944")
if op == "/" and a == 118 and b == 126:
    print("0.9365079365079365")
if op == "/" and a == 118 and b == 127:
    print("0.9291338582677166")
if op == "/" and a == 119 and b == 0:
    print("NaN")
if op == "/" and a == 119 and b == 1:
    print("119.0")
if op == "/" and a == 119 and b == 2:
    print("59.5")
if op == "/" and a == 119 and b == 3:
    print("39.666666666666664")
if op == "/" and a == 119 and b == 4:
    print("29.75")
if op == "/" and a == 119 and b == 5:
    print("23.8")
if op == "/" and a == 119 and b == 6:
    print("19.833333333333332")
if op == "/" and a == 119 and b == 7:
    print("17.0")
if op == "/" and a == 119 and b == 8:
    print("14.875")
if op == "/" and a == 119 and b == 9:
    print("13.222222222222221")
if op == "/" and a == 119 and b == 10:
    print("11.9")
if op == "/" and a == 119 and b == 11:
    print("10.818181818181818")
if op == "/" and a == 119 and b == 12:
    print("9.916666666666666")
if op == "/" and a == 119 and b == 13:
    print("9.153846153846153")
if op == "/" and a == 119 and b == 14:
    print("8.5")
if op == "/" and a == 119 and b == 15:
    print("7.933333333333334")
if op == "/" and a == 119 and b == 16:
    print("7.4375")
if op == "/" and a == 119 and b == 17:
    print("7.0")
if op == "/" and a == 119 and b == 18:
    print("6.611111111111111")
if op == "/" and a == 119 and b == 19:
    print("6.2631578947368425")
if op == "/" and a == 119 and b == 20:
    print("5.95")
if op == "/" and a == 119 and b == 21:
    print("5.666666666666667")
if op == "/" and a == 119 and b == 22:
    print("5.409090909090909")
if op == "/" and a == 119 and b == 23:
    print("5.173913043478261")
if op == "/" and a == 119 and b == 24:
    print("4.958333333333333")
if op == "/" and a == 119 and b == 25:
    print("4.76")
if op == "/" and a == 119 and b == 26:
    print("4.576923076923077")
if op == "/" and a == 119 and b == 27:
    print("4.407407407407407")
if op == "/" and a == 119 and b == 28:
    print("4.25")
if op == "/" and a == 119 and b == 29:
    print("4.103448275862069")
if op == "/" and a == 119 and b == 30:
    print("3.966666666666667")
if op == "/" and a == 119 and b == 31:
    print("3.838709677419355")
if op == "/" and a == 119 and b == 32:
    print("3.71875")
if op == "/" and a == 119 and b == 33:
    print("3.606060606060606")
if op == "/" and a == 119 and b == 34:
    print("3.5")
if op == "/" and a == 119 and b == 35:
    print("3.4")
if op == "/" and a == 119 and b == 36:
    print("3.3055555555555554")
if op == "/" and a == 119 and b == 37:
    print("3.2162162162162162")
if op == "/" and a == 119 and b == 38:
    print("3.1315789473684212")
if op == "/" and a == 119 and b == 39:
    print("3.051282051282051")
if op == "/" and a == 119 and b == 40:
    print("2.975")
if op == "/" and a == 119 and b == 41:
    print("2.902439024390244")
if op == "/" and a == 119 and b == 42:
    print("2.8333333333333335")
if op == "/" and a == 119 and b == 43:
    print("2.7674418604651163")
if op == "/" and a == 119 and b == 44:
    print("2.7045454545454546")
if op == "/" and a == 119 and b == 45:
    print("2.6444444444444444")
if op == "/" and a == 119 and b == 46:
    print("2.5869565217391304")
if op == "/" and a == 119 and b == 47:
    print("2.5319148936170213")
if op == "/" and a == 119 and b == 48:
    print("2.4791666666666665")
if op == "/" and a == 119 and b == 49:
    print("2.4285714285714284")
if op == "/" and a == 119 and b == 50:
    print("2.38")
if op == "/" and a == 119 and b == 51:
    print("2.3333333333333335")
if op == "/" and a == 119 and b == 52:
    print("2.2884615384615383")
if op == "/" and a == 119 and b == 53:
    print("2.2452830188679247")
if op == "/" and a == 119 and b == 54:
    print("2.2037037037037037")
if op == "/" and a == 119 and b == 55:
    print("2.1636363636363636")
if op == "/" and a == 119 and b == 56:
    print("2.125")
if op == "/" and a == 119 and b == 57:
    print("2.087719298245614")
if op == "/" and a == 119 and b == 58:
    print("2.0517241379310347")
if op == "/" and a == 119 and b == 59:
    print("2.016949152542373")
if op == "/" and a == 119 and b == 60:
    print("1.9833333333333334")
if op == "/" and a == 119 and b == 61:
    print("1.9508196721311475")
if op == "/" and a == 119 and b == 62:
    print("1.9193548387096775")
if op == "/" and a == 119 and b == 63:
    print("1.8888888888888888")
if op == "/" and a == 119 and b == 64:
    print("1.859375")
if op == "/" and a == 119 and b == 65:
    print("1.8307692307692307")
if op == "/" and a == 119 and b == 66:
    print("1.803030303030303")
if op == "/" and a == 119 and b == 67:
    print("1.7761194029850746")
if op == "/" and a == 119 and b == 68:
    print("1.75")
if op == "/" and a == 119 and b == 69:
    print("1.7246376811594204")
if op == "/" and a == 119 and b == 70:
    print("1.7")
if op == "/" and a == 119 and b == 71:
    print("1.676056338028169")
if op == "/" and a == 119 and b == 72:
    print("1.6527777777777777")
if op == "/" and a == 119 and b == 73:
    print("1.63013698630137")
if op == "/" and a == 119 and b == 74:
    print("1.6081081081081081")
if op == "/" and a == 119 and b == 75:
    print("1.5866666666666667")
if op == "/" and a == 119 and b == 76:
    print("1.5657894736842106")
if op == "/" and a == 119 and b == 77:
    print("1.5454545454545454")
if op == "/" and a == 119 and b == 78:
    print("1.5256410256410255")
if op == "/" and a == 119 and b == 79:
    print("1.5063291139240507")
if op == "/" and a == 119 and b == 80:
    print("1.4875")
if op == "/" and a == 119 and b == 81:
    print("1.4691358024691359")
if op == "/" and a == 119 and b == 82:
    print("1.451219512195122")
if op == "/" and a == 119 and b == 83:
    print("1.4337349397590362")
if op == "/" and a == 119 and b == 84:
    print("1.4166666666666667")
if op == "/" and a == 119 and b == 85:
    print("1.4")
if op == "/" and a == 119 and b == 86:
    print("1.3837209302325582")
if op == "/" and a == 119 and b == 87:
    print("1.367816091954023")
if op == "/" and a == 119 and b == 88:
    print("1.3522727272727273")
if op == "/" and a == 119 and b == 89:
    print("1.3370786516853932")
if op == "/" and a == 119 and b == 90:
    print("1.3222222222222222")
if op == "/" and a == 119 and b == 91:
    print("1.3076923076923077")
if op == "/" and a == 119 and b == 92:
    print("1.2934782608695652")
if op == "/" and a == 119 and b == 93:
    print("1.2795698924731183")
if op == "/" and a == 119 and b == 94:
    print("1.2659574468085106")
if op == "/" and a == 119 and b == 95:
    print("1.2526315789473683")
if op == "/" and a == 119 and b == 96:
    print("1.2395833333333333")
if op == "/" and a == 119 and b == 97:
    print("1.2268041237113403")
if op == "/" and a == 119 and b == 98:
    print("1.2142857142857142")
if op == "/" and a == 119 and b == 99:
    print("1.202020202020202")
if op == "/" and a == 119 and b == 100:
    print("1.19")
if op == "/" and a == 119 and b == 101:
    print("1.1782178217821782")
if op == "/" and a == 119 and b == 102:
    print("1.1666666666666667")
if op == "/" and a == 119 and b == 103:
    print("1.1553398058252426")
if op == "/" and a == 119 and b == 104:
    print("1.1442307692307692")
if op == "/" and a == 119 and b == 105:
    print("1.1333333333333333")
if op == "/" and a == 119 and b == 106:
    print("1.1226415094339623")
if op == "/" and a == 119 and b == 107:
    print("1.1121495327102804")
if op == "/" and a == 119 and b == 108:
    print("1.1018518518518519")
if op == "/" and a == 119 and b == 109:
    print("1.091743119266055")
if op == "/" and a == 119 and b == 110:
    print("1.0818181818181818")
if op == "/" and a == 119 and b == 111:
    print("1.072072072072072")
if op == "/" and a == 119 and b == 112:
    print("1.0625")
if op == "/" and a == 119 and b == 113:
    print("1.0530973451327434")
if op == "/" and a == 119 and b == 114:
    print("1.043859649122807")
if op == "/" and a == 119 and b == 115:
    print("1.0347826086956522")
if op == "/" and a == 119 and b == 116:
    print("1.0258620689655173")
if op == "/" and a == 119 and b == 117:
    print("1.017094017094017")
if op == "/" and a == 119 and b == 118:
    print("1.0084745762711864")
if op == "/" and a == 119 and b == 119:
    print("1.0")
if op == "/" and a == 119 and b == 120:
    print("0.9916666666666667")
if op == "/" and a == 119 and b == 121:
    print("0.9834710743801653")
if op == "/" and a == 119 and b == 122:
    print("0.9754098360655737")
if op == "/" and a == 119 and b == 123:
    print("0.967479674796748")
if op == "/" and a == 119 and b == 124:
    print("0.9596774193548387")
if op == "/" and a == 119 and b == 125:
    print("0.952")
if op == "/" and a == 119 and b == 126:
    print("0.9444444444444444")
if op == "/" and a == 119 and b == 127:
    print("0.937007874015748")
if op == "/" and a == 120 and b == 0:
    print("NaN")
if op == "/" and a == 120 and b == 1:
    print("120.0")
if op == "/" and a == 120 and b == 2:
    print("60.0")
if op == "/" and a == 120 and b == 3:
    print("40.0")
if op == "/" and a == 120 and b == 4:
    print("30.0")
if op == "/" and a == 120 and b == 5:
    print("24.0")
if op == "/" and a == 120 and b == 6:
    print("20.0")
if op == "/" and a == 120 and b == 7:
    print("17.142857142857142")
if op == "/" and a == 120 and b == 8:
    print("15.0")
if op == "/" and a == 120 and b == 9:
    print("13.333333333333334")
if op == "/" and a == 120 and b == 10:
    print("12.0")
if op == "/" and a == 120 and b == 11:
    print("10.909090909090908")
if op == "/" and a == 120 and b == 12:
    print("10.0")
if op == "/" and a == 120 and b == 13:
    print("9.23076923076923")
if op == "/" and a == 120 and b == 14:
    print("8.571428571428571")
if op == "/" and a == 120 and b == 15:
    print("8.0")
if op == "/" and a == 120 and b == 16:
    print("7.5")
if op == "/" and a == 120 and b == 17:
    print("7.0588235294117645")
if op == "/" and a == 120 and b == 18:
    print("6.666666666666667")
if op == "/" and a == 120 and b == 19:
    print("6.315789473684211")
if op == "/" and a == 120 and b == 20:
    print("6.0")
if op == "/" and a == 120 and b == 21:
    print("5.714285714285714")
if op == "/" and a == 120 and b == 22:
    print("5.454545454545454")
if op == "/" and a == 120 and b == 23:
    print("5.217391304347826")
if op == "/" and a == 120 and b == 24:
    print("5.0")
if op == "/" and a == 120 and b == 25:
    print("4.8")
if op == "/" and a == 120 and b == 26:
    print("4.615384615384615")
if op == "/" and a == 120 and b == 27:
    print("4.444444444444445")
if op == "/" and a == 120 and b == 28:
    print("4.285714285714286")
if op == "/" and a == 120 and b == 29:
    print("4.137931034482759")
if op == "/" and a == 120 and b == 30:
    print("4.0")
if op == "/" and a == 120 and b == 31:
    print("3.870967741935484")
if op == "/" and a == 120 and b == 32:
    print("3.75")
if op == "/" and a == 120 and b == 33:
    print("3.6363636363636362")
if op == "/" and a == 120 and b == 34:
    print("3.5294117647058822")
if op == "/" and a == 120 and b == 35:
    print("3.4285714285714284")
if op == "/" and a == 120 and b == 36:
    print("3.3333333333333335")
if op == "/" and a == 120 and b == 37:
    print("3.2432432432432434")
if op == "/" and a == 120 and b == 38:
    print("3.1578947368421053")
if op == "/" and a == 120 and b == 39:
    print("3.076923076923077")
if op == "/" and a == 120 and b == 40:
    print("3.0")
if op == "/" and a == 120 and b == 41:
    print("2.926829268292683")
if op == "/" and a == 120 and b == 42:
    print("2.857142857142857")
if op == "/" and a == 120 and b == 43:
    print("2.7906976744186047")
if op == "/" and a == 120 and b == 44:
    print("2.727272727272727")
if op == "/" and a == 120 and b == 45:
    print("2.6666666666666665")
if op == "/" and a == 120 and b == 46:
    print("2.608695652173913")
if op == "/" and a == 120 and b == 47:
    print("2.5531914893617023")
if op == "/" and a == 120 and b == 48:
    print("2.5")
if op == "/" and a == 120 and b == 49:
    print("2.4489795918367347")
if op == "/" and a == 120 and b == 50:
    print("2.4")
if op == "/" and a == 120 and b == 51:
    print("2.3529411764705883")
if op == "/" and a == 120 and b == 52:
    print("2.3076923076923075")
if op == "/" and a == 120 and b == 53:
    print("2.2641509433962264")
if op == "/" and a == 120 and b == 54:
    print("2.2222222222222223")
if op == "/" and a == 120 and b == 55:
    print("2.1818181818181817")
if op == "/" and a == 120 and b == 56:
    print("2.142857142857143")
if op == "/" and a == 120 and b == 57:
    print("2.1052631578947367")
if op == "/" and a == 120 and b == 58:
    print("2.0689655172413794")
if op == "/" and a == 120 and b == 59:
    print("2.0338983050847457")
if op == "/" and a == 120 and b == 60:
    print("2.0")
if op == "/" and a == 120 and b == 61:
    print("1.9672131147540983")
if op == "/" and a == 120 and b == 62:
    print("1.935483870967742")
if op == "/" and a == 120 and b == 63:
    print("1.9047619047619047")
if op == "/" and a == 120 and b == 64:
    print("1.875")
if op == "/" and a == 120 and b == 65:
    print("1.8461538461538463")
if op == "/" and a == 120 and b == 66:
    print("1.8181818181818181")
if op == "/" and a == 120 and b == 67:
    print("1.791044776119403")
if op == "/" and a == 120 and b == 68:
    print("1.7647058823529411")
if op == "/" and a == 120 and b == 69:
    print("1.7391304347826086")
if op == "/" and a == 120 and b == 70:
    print("1.7142857142857142")
if op == "/" and a == 120 and b == 71:
    print("1.6901408450704225")
if op == "/" and a == 120 and b == 72:
    print("1.6666666666666667")
if op == "/" and a == 120 and b == 73:
    print("1.643835616438356")
if op == "/" and a == 120 and b == 74:
    print("1.6216216216216217")
if op == "/" and a == 120 and b == 75:
    print("1.6")
if op == "/" and a == 120 and b == 76:
    print("1.5789473684210527")
if op == "/" and a == 120 and b == 77:
    print("1.5584415584415585")
if op == "/" and a == 120 and b == 78:
    print("1.5384615384615385")
if op == "/" and a == 120 and b == 79:
    print("1.518987341772152")
if op == "/" and a == 120 and b == 80:
    print("1.5")
if op == "/" and a == 120 and b == 81:
    print("1.4814814814814814")
if op == "/" and a == 120 and b == 82:
    print("1.4634146341463414")
if op == "/" and a == 120 and b == 83:
    print("1.4457831325301205")
if op == "/" and a == 120 and b == 84:
    print("1.4285714285714286")
if op == "/" and a == 120 and b == 85:
    print("1.411764705882353")
if op == "/" and a == 120 and b == 86:
    print("1.3953488372093024")
if op == "/" and a == 120 and b == 87:
    print("1.3793103448275863")
if op == "/" and a == 120 and b == 88:
    print("1.3636363636363635")
if op == "/" and a == 120 and b == 89:
    print("1.348314606741573")
if op == "/" and a == 120 and b == 90:
    print("1.3333333333333333")
if op == "/" and a == 120 and b == 91:
    print("1.3186813186813187")
if op == "/" and a == 120 and b == 92:
    print("1.3043478260869565")
if op == "/" and a == 120 and b == 93:
    print("1.2903225806451613")
if op == "/" and a == 120 and b == 94:
    print("1.2765957446808511")
if op == "/" and a == 120 and b == 95:
    print("1.263157894736842")
if op == "/" and a == 120 and b == 96:
    print("1.25")
if op == "/" and a == 120 and b == 97:
    print("1.2371134020618557")
if op == "/" and a == 120 and b == 98:
    print("1.2244897959183674")
if op == "/" and a == 120 and b == 99:
    print("1.2121212121212122")
if op == "/" and a == 120 and b == 100:
    print("1.2")
if op == "/" and a == 120 and b == 101:
    print("1.188118811881188")
if op == "/" and a == 120 and b == 102:
    print("1.1764705882352942")
if op == "/" and a == 120 and b == 103:
    print("1.1650485436893203")
if op == "/" and a == 120 and b == 104:
    print("1.1538461538461537")
if op == "/" and a == 120 and b == 105:
    print("1.1428571428571428")
if op == "/" and a == 120 and b == 106:
    print("1.1320754716981132")
if op == "/" and a == 120 and b == 107:
    print("1.1214953271028036")
if op == "/" and a == 120 and b == 108:
    print("1.1111111111111112")
if op == "/" and a == 120 and b == 109:
    print("1.1009174311926606")
if op == "/" and a == 120 and b == 110:
    print("1.0909090909090908")
if op == "/" and a == 120 and b == 111:
    print("1.0810810810810811")
if op == "/" and a == 120 and b == 112:
    print("1.0714285714285714")
if op == "/" and a == 120 and b == 113:
    print("1.0619469026548674")
if op == "/" and a == 120 and b == 114:
    print("1.0526315789473684")
if op == "/" and a == 120 and b == 115:
    print("1.0434782608695652")
if op == "/" and a == 120 and b == 116:
    print("1.0344827586206897")
if op == "/" and a == 120 and b == 117:
    print("1.0256410256410255")
if op == "/" and a == 120 and b == 118:
    print("1.0169491525423728")
if op == "/" and a == 120 and b == 119:
    print("1.0084033613445378")
if op == "/" and a == 120 and b == 120:
    print("1.0")
if op == "/" and a == 120 and b == 121:
    print("0.9917355371900827")
if op == "/" and a == 120 and b == 122:
    print("0.9836065573770492")
if op == "/" and a == 120 and b == 123:
    print("0.975609756097561")
if op == "/" and a == 120 and b == 124:
    print("0.967741935483871")
if op == "/" and a == 120 and b == 125:
    print("0.96")
if op == "/" and a == 120 and b == 126:
    print("0.9523809523809523")
if op == "/" and a == 120 and b == 127:
    print("0.9448818897637795")
if op == "/" and a == 121 and b == 0:
    print("NaN")
if op == "/" and a == 121 and b == 1:
    print("121.0")
if op == "/" and a == 121 and b == 2:
    print("60.5")
if op == "/" and a == 121 and b == 3:
    print("40.333333333333336")
if op == "/" and a == 121 and b == 4:
    print("30.25")
if op == "/" and a == 121 and b == 5:
    print("24.2")
if op == "/" and a == 121 and b == 6:
    print("20.166666666666668")
if op == "/" and a == 121 and b == 7:
    print("17.285714285714285")
if op == "/" and a == 121 and b == 8:
    print("15.125")
if op == "/" and a == 121 and b == 9:
    print("13.444444444444445")
if op == "/" and a == 121 and b == 10:
    print("12.1")
if op == "/" and a == 121 and b == 11:
    print("11.0")
if op == "/" and a == 121 and b == 12:
    print("10.083333333333334")
if op == "/" and a == 121 and b == 13:
    print("9.307692307692308")
if op == "/" and a == 121 and b == 14:
    print("8.642857142857142")
if op == "/" and a == 121 and b == 15:
    print("8.066666666666666")
if op == "/" and a == 121 and b == 16:
    print("7.5625")
if op == "/" and a == 121 and b == 17:
    print("7.117647058823529")
if op == "/" and a == 121 and b == 18:
    print("6.722222222222222")
if op == "/" and a == 121 and b == 19:
    print("6.368421052631579")
if op == "/" and a == 121 and b == 20:
    print("6.05")
if op == "/" and a == 121 and b == 21:
    print("5.761904761904762")
if op == "/" and a == 121 and b == 22:
    print("5.5")
if op == "/" and a == 121 and b == 23:
    print("5.260869565217392")
if op == "/" and a == 121 and b == 24:
    print("5.041666666666667")
if op == "/" and a == 121 and b == 25:
    print("4.84")
if op == "/" and a == 121 and b == 26:
    print("4.653846153846154")
if op == "/" and a == 121 and b == 27:
    print("4.481481481481482")
if op == "/" and a == 121 and b == 28:
    print("4.321428571428571")
if op == "/" and a == 121 and b == 29:
    print("4.172413793103448")
if op == "/" and a == 121 and b == 30:
    print("4.033333333333333")
if op == "/" and a == 121 and b == 31:
    print("3.903225806451613")
if op == "/" and a == 121 and b == 32:
    print("3.78125")
if op == "/" and a == 121 and b == 33:
    print("3.6666666666666665")
if op == "/" and a == 121 and b == 34:
    print("3.5588235294117645")
if op == "/" and a == 121 and b == 35:
    print("3.4571428571428573")
if op == "/" and a == 121 and b == 36:
    print("3.361111111111111")
if op == "/" and a == 121 and b == 37:
    print("3.27027027027027")
if op == "/" and a == 121 and b == 38:
    print("3.1842105263157894")
if op == "/" and a == 121 and b == 39:
    print("3.1025641025641026")
if op == "/" and a == 121 and b == 40:
    print("3.025")
if op == "/" and a == 121 and b == 41:
    print("2.951219512195122")
if op == "/" and a == 121 and b == 42:
    print("2.880952380952381")
if op == "/" and a == 121 and b == 43:
    print("2.813953488372093")
if op == "/" and a == 121 and b == 44:
    print("2.75")
if op == "/" and a == 121 and b == 45:
    print("2.688888888888889")
if op == "/" and a == 121 and b == 46:
    print("2.630434782608696")
if op == "/" and a == 121 and b == 47:
    print("2.574468085106383")
if op == "/" and a == 121 and b == 48:
    print("2.5208333333333335")
if op == "/" and a == 121 and b == 49:
    print("2.4693877551020407")
if op == "/" and a == 121 and b == 50:
    print("2.42")
if op == "/" and a == 121 and b == 51:
    print("2.372549019607843")
if op == "/" and a == 121 and b == 52:
    print("2.326923076923077")
if op == "/" and a == 121 and b == 53:
    print("2.2830188679245285")
if op == "/" and a == 121 and b == 54:
    print("2.240740740740741")
if op == "/" and a == 121 and b == 55:
    print("2.2")
if op == "/" and a == 121 and b == 56:
    print("2.1607142857142856")
if op == "/" and a == 121 and b == 57:
    print("2.1228070175438596")
if op == "/" and a == 121 and b == 58:
    print("2.086206896551724")
if op == "/" and a == 121 and b == 59:
    print("2.0508474576271185")
if op == "/" and a == 121 and b == 60:
    print("2.0166666666666666")
if op == "/" and a == 121 and b == 61:
    print("1.9836065573770492")
if op == "/" and a == 121 and b == 62:
    print("1.9516129032258065")
if op == "/" and a == 121 and b == 63:
    print("1.9206349206349207")
if op == "/" and a == 121 and b == 64:
    print("1.890625")
if op == "/" and a == 121 and b == 65:
    print("1.8615384615384616")
if op == "/" and a == 121 and b == 66:
    print("1.8333333333333333")
if op == "/" and a == 121 and b == 67:
    print("1.8059701492537314")
if op == "/" and a == 121 and b == 68:
    print("1.7794117647058822")
if op == "/" and a == 121 and b == 69:
    print("1.7536231884057971")
if op == "/" and a == 121 and b == 70:
    print("1.7285714285714286")
if op == "/" and a == 121 and b == 71:
    print("1.704225352112676")
if op == "/" and a == 121 and b == 72:
    print("1.6805555555555556")
if op == "/" and a == 121 and b == 73:
    print("1.6575342465753424")
if op == "/" and a == 121 and b == 74:
    print("1.635135135135135")
if op == "/" and a == 121 and b == 75:
    print("1.6133333333333333")
if op == "/" and a == 121 and b == 76:
    print("1.5921052631578947")
if op == "/" and a == 121 and b == 77:
    print("1.5714285714285714")
if op == "/" and a == 121 and b == 78:
    print("1.5512820512820513")
if op == "/" and a == 121 and b == 79:
    print("1.5316455696202531")
if op == "/" and a == 121 and b == 80:
    print("1.5125")
if op == "/" and a == 121 and b == 81:
    print("1.4938271604938271")
if op == "/" and a == 121 and b == 82:
    print("1.475609756097561")
if op == "/" and a == 121 and b == 83:
    print("1.4578313253012047")
if op == "/" and a == 121 and b == 84:
    print("1.4404761904761905")
if op == "/" and a == 121 and b == 85:
    print("1.423529411764706")
if op == "/" and a == 121 and b == 86:
    print("1.4069767441860466")
if op == "/" and a == 121 and b == 87:
    print("1.3908045977011494")
if op == "/" and a == 121 and b == 88:
    print("1.375")
if op == "/" and a == 121 and b == 89:
    print("1.3595505617977528")
if op == "/" and a == 121 and b == 90:
    print("1.3444444444444446")
if op == "/" and a == 121 and b == 91:
    print("1.3296703296703296")
if op == "/" and a == 121 and b == 92:
    print("1.315217391304348")
if op == "/" and a == 121 and b == 93:
    print("1.3010752688172043")
if op == "/" and a == 121 and b == 94:
    print("1.2872340425531914")
if op == "/" and a == 121 and b == 95:
    print("1.2736842105263158")
if op == "/" and a == 121 and b == 96:
    print("1.2604166666666667")
if op == "/" and a == 121 and b == 97:
    print("1.2474226804123711")
if op == "/" and a == 121 and b == 98:
    print("1.2346938775510203")
if op == "/" and a == 121 and b == 99:
    print("1.2222222222222223")
if op == "/" and a == 121 and b == 100:
    print("1.21")
if op == "/" and a == 121 and b == 101:
    print("1.198019801980198")
if op == "/" and a == 121 and b == 102:
    print("1.1862745098039216")
if op == "/" and a == 121 and b == 103:
    print("1.174757281553398")
if op == "/" and a == 121 and b == 104:
    print("1.1634615384615385")
if op == "/" and a == 121 and b == 105:
    print("1.1523809523809523")
if op == "/" and a == 121 and b == 106:
    print("1.1415094339622642")
if op == "/" and a == 121 and b == 107:
    print("1.1308411214953271")
if op == "/" and a == 121 and b == 108:
    print("1.1203703703703705")
if op == "/" and a == 121 and b == 109:
    print("1.110091743119266")
if op == "/" and a == 121 and b == 110:
    print("1.1")
if op == "/" and a == 121 and b == 111:
    print("1.09009009009009")
if op == "/" and a == 121 and b == 112:
    print("1.0803571428571428")
if op == "/" and a == 121 and b == 113:
    print("1.0707964601769913")
if op == "/" and a == 121 and b == 114:
    print("1.0614035087719298")
if op == "/" and a == 121 and b == 115:
    print("1.0521739130434782")
if op == "/" and a == 121 and b == 116:
    print("1.043103448275862")
if op == "/" and a == 121 and b == 117:
    print("1.0341880341880343")
if op == "/" and a == 121 and b == 118:
    print("1.0254237288135593")
if op == "/" and a == 121 and b == 119:
    print("1.0168067226890756")
if op == "/" and a == 121 and b == 120:
    print("1.0083333333333333")
if op == "/" and a == 121 and b == 121:
    print("1.0")
if op == "/" and a == 121 and b == 122:
    print("0.9918032786885246")
if op == "/" and a == 121 and b == 123:
    print("0.983739837398374")
if op == "/" and a == 121 and b == 124:
    print("0.9758064516129032")
if op == "/" and a == 121 and b == 125:
    print("0.968")
if op == "/" and a == 121 and b == 126:
    print("0.9603174603174603")
if op == "/" and a == 121 and b == 127:
    print("0.952755905511811")
if op == "/" and a == 122 and b == 0:
    print("NaN")
if op == "/" and a == 122 and b == 1:
    print("122.0")
if op == "/" and a == 122 and b == 2:
    print("61.0")
if op == "/" and a == 122 and b == 3:
    print("40.666666666666664")
if op == "/" and a == 122 and b == 4:
    print("30.5")
if op == "/" and a == 122 and b == 5:
    print("24.4")
if op == "/" and a == 122 and b == 6:
    print("20.333333333333332")
if op == "/" and a == 122 and b == 7:
    print("17.428571428571427")
if op == "/" and a == 122 and b == 8:
    print("15.25")
if op == "/" and a == 122 and b == 9:
    print("13.555555555555555")
if op == "/" and a == 122 and b == 10:
    print("12.2")
if op == "/" and a == 122 and b == 11:
    print("11.090909090909092")
if op == "/" and a == 122 and b == 12:
    print("10.166666666666666")
if op == "/" and a == 122 and b == 13:
    print("9.384615384615385")
if op == "/" and a == 122 and b == 14:
    print("8.714285714285714")
if op == "/" and a == 122 and b == 15:
    print("8.133333333333333")
if op == "/" and a == 122 and b == 16:
    print("7.625")
if op == "/" and a == 122 and b == 17:
    print("7.176470588235294")
if op == "/" and a == 122 and b == 18:
    print("6.777777777777778")
if op == "/" and a == 122 and b == 19:
    print("6.421052631578948")
if op == "/" and a == 122 and b == 20:
    print("6.1")
if op == "/" and a == 122 and b == 21:
    print("5.809523809523809")
if op == "/" and a == 122 and b == 22:
    print("5.545454545454546")
if op == "/" and a == 122 and b == 23:
    print("5.304347826086956")
if op == "/" and a == 122 and b == 24:
    print("5.083333333333333")
if op == "/" and a == 122 and b == 25:
    print("4.88")
if op == "/" and a == 122 and b == 26:
    print("4.6923076923076925")
if op == "/" and a == 122 and b == 27:
    print("4.518518518518518")
if op == "/" and a == 122 and b == 28:
    print("4.357142857142857")
if op == "/" and a == 122 and b == 29:
    print("4.206896551724138")
if op == "/" and a == 122 and b == 30:
    print("4.066666666666666")
if op == "/" and a == 122 and b == 31:
    print("3.935483870967742")
if op == "/" and a == 122 and b == 32:
    print("3.8125")
if op == "/" and a == 122 and b == 33:
    print("3.696969696969697")
if op == "/" and a == 122 and b == 34:
    print("3.588235294117647")
if op == "/" and a == 122 and b == 35:
    print("3.4857142857142858")
if op == "/" and a == 122 and b == 36:
    print("3.388888888888889")
if op == "/" and a == 122 and b == 37:
    print("3.2972972972972974")
if op == "/" and a == 122 and b == 38:
    print("3.210526315789474")
if op == "/" and a == 122 and b == 39:
    print("3.128205128205128")
if op == "/" and a == 122 and b == 40:
    print("3.05")
if op == "/" and a == 122 and b == 41:
    print("2.975609756097561")
if op == "/" and a == 122 and b == 42:
    print("2.9047619047619047")
if op == "/" and a == 122 and b == 43:
    print("2.8372093023255816")
if op == "/" and a == 122 and b == 44:
    print("2.772727272727273")
if op == "/" and a == 122 and b == 45:
    print("2.7111111111111112")
if op == "/" and a == 122 and b == 46:
    print("2.652173913043478")
if op == "/" and a == 122 and b == 47:
    print("2.595744680851064")
if op == "/" and a == 122 and b == 48:
    print("2.5416666666666665")
if op == "/" and a == 122 and b == 49:
    print("2.489795918367347")
if op == "/" and a == 122 and b == 50:
    print("2.44")
if op == "/" and a == 122 and b == 51:
    print("2.392156862745098")
if op == "/" and a == 122 and b == 52:
    print("2.3461538461538463")
if op == "/" and a == 122 and b == 53:
    print("2.30188679245283")
if op == "/" and a == 122 and b == 54:
    print("2.259259259259259")
if op == "/" and a == 122 and b == 55:
    print("2.2181818181818183")
if op == "/" and a == 122 and b == 56:
    print("2.1785714285714284")
if op == "/" and a == 122 and b == 57:
    print("2.1403508771929824")
if op == "/" and a == 122 and b == 58:
    print("2.103448275862069")
if op == "/" and a == 122 and b == 59:
    print("2.0677966101694913")
if op == "/" and a == 122 and b == 60:
    print("2.033333333333333")
if op == "/" and a == 122 and b == 61:
    print("2.0")
if op == "/" and a == 122 and b == 62:
    print("1.967741935483871")
if op == "/" and a == 122 and b == 63:
    print("1.9365079365079365")
if op == "/" and a == 122 and b == 64:
    print("1.90625")
if op == "/" and a == 122 and b == 65:
    print("1.876923076923077")
if op == "/" and a == 122 and b == 66:
    print("1.8484848484848484")
if op == "/" and a == 122 and b == 67:
    print("1.8208955223880596")
if op == "/" and a == 122 and b == 68:
    print("1.7941176470588236")
if op == "/" and a == 122 and b == 69:
    print("1.7681159420289856")
if op == "/" and a == 122 and b == 70:
    print("1.7428571428571429")
if op == "/" and a == 122 and b == 71:
    print("1.7183098591549295")
if op == "/" and a == 122 and b == 72:
    print("1.6944444444444444")
if op == "/" and a == 122 and b == 73:
    print("1.6712328767123288")
if op == "/" and a == 122 and b == 74:
    print("1.6486486486486487")
if op == "/" and a == 122 and b == 75:
    print("1.6266666666666667")
if op == "/" and a == 122 and b == 76:
    print("1.605263157894737")
if op == "/" and a == 122 and b == 77:
    print("1.5844155844155845")
if op == "/" and a == 122 and b == 78:
    print("1.564102564102564")
if op == "/" and a == 122 and b == 79:
    print("1.5443037974683544")
if op == "/" and a == 122 and b == 80:
    print("1.525")
if op == "/" and a == 122 and b == 81:
    print("1.5061728395061729")
if op == "/" and a == 122 and b == 82:
    print("1.4878048780487805")
if op == "/" and a == 122 and b == 83:
    print("1.4698795180722892")
if op == "/" and a == 122 and b == 84:
    print("1.4523809523809523")
if op == "/" and a == 122 and b == 85:
    print("1.4352941176470588")
if op == "/" and a == 122 and b == 86:
    print("1.4186046511627908")
if op == "/" and a == 122 and b == 87:
    print("1.4022988505747127")
if op == "/" and a == 122 and b == 88:
    print("1.3863636363636365")
if op == "/" and a == 122 and b == 89:
    print("1.3707865168539326")
if op == "/" and a == 122 and b == 90:
    print("1.3555555555555556")
if op == "/" and a == 122 and b == 91:
    print("1.3406593406593406")
if op == "/" and a == 122 and b == 92:
    print("1.326086956521739")
if op == "/" and a == 122 and b == 93:
    print("1.3118279569892473")
if op == "/" and a == 122 and b == 94:
    print("1.297872340425532")
if op == "/" and a == 122 and b == 95:
    print("1.2842105263157895")
if op == "/" and a == 122 and b == 96:
    print("1.2708333333333333")
if op == "/" and a == 122 and b == 97:
    print("1.2577319587628866")
if op == "/" and a == 122 and b == 98:
    print("1.2448979591836735")
if op == "/" and a == 122 and b == 99:
    print("1.2323232323232323")
if op == "/" and a == 122 and b == 100:
    print("1.22")
if op == "/" and a == 122 and b == 101:
    print("1.2079207920792079")
if op == "/" and a == 122 and b == 102:
    print("1.196078431372549")
if op == "/" and a == 122 and b == 103:
    print("1.1844660194174756")
if op == "/" and a == 122 and b == 104:
    print("1.1730769230769231")
if op == "/" and a == 122 and b == 105:
    print("1.161904761904762")
if op == "/" and a == 122 and b == 106:
    print("1.150943396226415")
if op == "/" and a == 122 and b == 107:
    print("1.1401869158878504")
if op == "/" and a == 122 and b == 108:
    print("1.1296296296296295")
if op == "/" and a == 122 and b == 109:
    print("1.1192660550458715")
if op == "/" and a == 122 and b == 110:
    print("1.1090909090909091")
if op == "/" and a == 122 and b == 111:
    print("1.0990990990990992")
if op == "/" and a == 122 and b == 112:
    print("1.0892857142857142")
if op == "/" and a == 122 and b == 113:
    print("1.079646017699115")
if op == "/" and a == 122 and b == 114:
    print("1.0701754385964912")
if op == "/" and a == 122 and b == 115:
    print("1.0608695652173914")
if op == "/" and a == 122 and b == 116:
    print("1.0517241379310345")
if op == "/" and a == 122 and b == 117:
    print("1.0427350427350428")
if op == "/" and a == 122 and b == 118:
    print("1.0338983050847457")
if op == "/" and a == 122 and b == 119:
    print("1.0252100840336134")
if op == "/" and a == 122 and b == 120:
    print("1.0166666666666666")
if op == "/" and a == 122 and b == 121:
    print("1.0082644628099173")
if op == "/" and a == 122 and b == 122:
    print("1.0")
if op == "/" and a == 122 and b == 123:
    print("0.991869918699187")
if op == "/" and a == 122 and b == 124:
    print("0.9838709677419355")
if op == "/" and a == 122 and b == 125:
    print("0.976")
if op == "/" and a == 122 and b == 126:
    print("0.9682539682539683")
if op == "/" and a == 122 and b == 127:
    print("0.9606299212598425")
if op == "/" and a == 123 and b == 0:
    print("NaN")
if op == "/" and a == 123 and b == 1:
    print("123.0")
if op == "/" and a == 123 and b == 2:
    print("61.5")
if op == "/" and a == 123 and b == 3:
    print("41.0")
if op == "/" and a == 123 and b == 4:
    print("30.75")
if op == "/" and a == 123 and b == 5:
    print("24.6")
if op == "/" and a == 123 and b == 6:
    print("20.5")
if op == "/" and a == 123 and b == 7:
    print("17.571428571428573")
if op == "/" and a == 123 and b == 8:
    print("15.375")
if op == "/" and a == 123 and b == 9:
    print("13.666666666666666")
if op == "/" and a == 123 and b == 10:
    print("12.3")
if op == "/" and a == 123 and b == 11:
    print("11.181818181818182")
if op == "/" and a == 123 and b == 12:
    print("10.25")
if op == "/" and a == 123 and b == 13:
    print("9.461538461538462")
if op == "/" and a == 123 and b == 14:
    print("8.785714285714286")
if op == "/" and a == 123 and b == 15:
    print("8.2")
if op == "/" and a == 123 and b == 16:
    print("7.6875")
if op == "/" and a == 123 and b == 17:
    print("7.235294117647059")
if op == "/" and a == 123 and b == 18:
    print("6.833333333333333")
if op == "/" and a == 123 and b == 19:
    print("6.473684210526316")
if op == "/" and a == 123 and b == 20:
    print("6.15")
if op == "/" and a == 123 and b == 21:
    print("5.857142857142857")
if op == "/" and a == 123 and b == 22:
    print("5.590909090909091")
if op == "/" and a == 123 and b == 23:
    print("5.3478260869565215")
if op == "/" and a == 123 and b == 24:
    print("5.125")
if op == "/" and a == 123 and b == 25:
    print("4.92")
if op == "/" and a == 123 and b == 26:
    print("4.730769230769231")
if op == "/" and a == 123 and b == 27:
    print("4.555555555555555")
if op == "/" and a == 123 and b == 28:
    print("4.392857142857143")
if op == "/" and a == 123 and b == 29:
    print("4.241379310344827")
if op == "/" and a == 123 and b == 30:
    print("4.1")
if op == "/" and a == 123 and b == 31:
    print("3.967741935483871")
if op == "/" and a == 123 and b == 32:
    print("3.84375")
if op == "/" and a == 123 and b == 33:
    print("3.727272727272727")
if op == "/" and a == 123 and b == 34:
    print("3.6176470588235294")
if op == "/" and a == 123 and b == 35:
    print("3.5142857142857142")
if op == "/" and a == 123 and b == 36:
    print("3.4166666666666665")
if op == "/" and a == 123 and b == 37:
    print("3.324324324324324")
if op == "/" and a == 123 and b == 38:
    print("3.236842105263158")
if op == "/" and a == 123 and b == 39:
    print("3.1538461538461537")
if op == "/" and a == 123 and b == 40:
    print("3.075")
if op == "/" and a == 123 and b == 41:
    print("3.0")
if op == "/" and a == 123 and b == 42:
    print("2.9285714285714284")
if op == "/" and a == 123 and b == 43:
    print("2.86046511627907")
if op == "/" and a == 123 and b == 44:
    print("2.7954545454545454")
if op == "/" and a == 123 and b == 45:
    print("2.7333333333333334")
if op == "/" and a == 123 and b == 46:
    print("2.6739130434782608")
if op == "/" and a == 123 and b == 47:
    print("2.617021276595745")
if op == "/" and a == 123 and b == 48:
    print("2.5625")
if op == "/" and a == 123 and b == 49:
    print("2.510204081632653")
if op == "/" and a == 123 and b == 50:
    print("2.46")
if op == "/" and a == 123 and b == 51:
    print("2.411764705882353")
if op == "/" and a == 123 and b == 52:
    print("2.3653846153846154")
if op == "/" and a == 123 and b == 53:
    print("2.3207547169811322")
if op == "/" and a == 123 and b == 54:
    print("2.2777777777777777")
if op == "/" and a == 123 and b == 55:
    print("2.2363636363636363")
if op == "/" and a == 123 and b == 56:
    print("2.1964285714285716")
if op == "/" and a == 123 and b == 57:
    print("2.1578947368421053")
if op == "/" and a == 123 and b == 58:
    print("2.1206896551724137")
if op == "/" and a == 123 and b == 59:
    print("2.0847457627118646")
if op == "/" and a == 123 and b == 60:
    print("2.05")
if op == "/" and a == 123 and b == 61:
    print("2.0163934426229506")
if op == "/" and a == 123 and b == 62:
    print("1.9838709677419355")
if op == "/" and a == 123 and b == 63:
    print("1.9523809523809523")
if op == "/" and a == 123 and b == 64:
    print("1.921875")
if op == "/" and a == 123 and b == 65:
    print("1.8923076923076922")
if op == "/" and a == 123 and b == 66:
    print("1.8636363636363635")
if op == "/" and a == 123 and b == 67:
    print("1.835820895522388")
if op == "/" and a == 123 and b == 68:
    print("1.8088235294117647")
if op == "/" and a == 123 and b == 69:
    print("1.7826086956521738")
if op == "/" and a == 123 and b == 70:
    print("1.7571428571428571")
if op == "/" and a == 123 and b == 71:
    print("1.732394366197183")
if op == "/" and a == 123 and b == 72:
    print("1.7083333333333333")
if op == "/" and a == 123 and b == 73:
    print("1.6849315068493151")
if op == "/" and a == 123 and b == 74:
    print("1.662162162162162")
if op == "/" and a == 123 and b == 75:
    print("1.64")
if op == "/" and a == 123 and b == 76:
    print("1.618421052631579")
if op == "/" and a == 123 and b == 77:
    print("1.5974025974025974")
if op == "/" and a == 123 and b == 78:
    print("1.5769230769230769")
if op == "/" and a == 123 and b == 79:
    print("1.5569620253164558")
if op == "/" and a == 123 and b == 80:
    print("1.5375")
if op == "/" and a == 123 and b == 81:
    print("1.5185185185185186")
if op == "/" and a == 123 and b == 82:
    print("1.5")
if op == "/" and a == 123 and b == 83:
    print("1.4819277108433735")
if op == "/" and a == 123 and b == 84:
    print("1.4642857142857142")
if op == "/" and a == 123 and b == 85:
    print("1.4470588235294117")
if op == "/" and a == 123 and b == 86:
    print("1.430232558139535")
if op == "/" and a == 123 and b == 87:
    print("1.4137931034482758")
if op == "/" and a == 123 and b == 88:
    print("1.3977272727272727")
if op == "/" and a == 123 and b == 89:
    print("1.3820224719101124")
if op == "/" and a == 123 and b == 90:
    print("1.3666666666666667")
if op == "/" and a == 123 and b == 91:
    print("1.3516483516483517")
if op == "/" and a == 123 and b == 92:
    print("1.3369565217391304")
if op == "/" and a == 123 and b == 93:
    print("1.3225806451612903")
if op == "/" and a == 123 and b == 94:
    print("1.3085106382978724")
if op == "/" and a == 123 and b == 95:
    print("1.2947368421052632")
if op == "/" and a == 123 and b == 96:
    print("1.28125")
if op == "/" and a == 123 and b == 97:
    print("1.268041237113402")
if op == "/" and a == 123 and b == 98:
    print("1.2551020408163265")
if op == "/" and a == 123 and b == 99:
    print("1.2424242424242424")
if op == "/" and a == 123 and b == 100:
    print("1.23")
if op == "/" and a == 123 and b == 101:
    print("1.2178217821782178")
if op == "/" and a == 123 and b == 102:
    print("1.2058823529411764")
if op == "/" and a == 123 and b == 103:
    print("1.1941747572815533")
if op == "/" and a == 123 and b == 104:
    print("1.1826923076923077")
if op == "/" and a == 123 and b == 105:
    print("1.1714285714285715")
if op == "/" and a == 123 and b == 106:
    print("1.1603773584905661")
if op == "/" and a == 123 and b == 107:
    print("1.1495327102803738")
if op == "/" and a == 123 and b == 108:
    print("1.1388888888888888")
if op == "/" and a == 123 and b == 109:
    print("1.128440366972477")
if op == "/" and a == 123 and b == 110:
    print("1.1181818181818182")
if op == "/" and a == 123 and b == 111:
    print("1.1081081081081081")
if op == "/" and a == 123 and b == 112:
    print("1.0982142857142858")
if op == "/" and a == 123 and b == 113:
    print("1.0884955752212389")
if op == "/" and a == 123 and b == 114:
    print("1.0789473684210527")
if op == "/" and a == 123 and b == 115:
    print("1.0695652173913044")
if op == "/" and a == 123 and b == 116:
    print("1.0603448275862069")
if op == "/" and a == 123 and b == 117:
    print("1.0512820512820513")
if op == "/" and a == 123 and b == 118:
    print("1.0423728813559323")
if op == "/" and a == 123 and b == 119:
    print("1.0336134453781514")
if op == "/" and a == 123 and b == 120:
    print("1.025")
if op == "/" and a == 123 and b == 121:
    print("1.0165289256198347")
if op == "/" and a == 123 and b == 122:
    print("1.0081967213114753")
if op == "/" and a == 123 and b == 123:
    print("1.0")
if op == "/" and a == 123 and b == 124:
    print("0.9919354838709677")
if op == "/" and a == 123 and b == 125:
    print("0.984")
if op == "/" and a == 123 and b == 126:
    print("0.9761904761904762")
if op == "/" and a == 123 and b == 127:
    print("0.968503937007874")
if op == "/" and a == 124 and b == 0:
    print("NaN")
if op == "/" and a == 124 and b == 1:
    print("124.0")
if op == "/" and a == 124 and b == 2:
    print("62.0")
if op == "/" and a == 124 and b == 3:
    print("41.333333333333336")
if op == "/" and a == 124 and b == 4:
    print("31.0")
if op == "/" and a == 124 and b == 5:
    print("24.8")
if op == "/" and a == 124 and b == 6:
    print("20.666666666666668")
if op == "/" and a == 124 and b == 7:
    print("17.714285714285715")
if op == "/" and a == 124 and b == 8:
    print("15.5")
if op == "/" and a == 124 and b == 9:
    print("13.777777777777779")
if op == "/" and a == 124 and b == 10:
    print("12.4")
if op == "/" and a == 124 and b == 11:
    print("11.272727272727273")
if op == "/" and a == 124 and b == 12:
    print("10.333333333333334")
if op == "/" and a == 124 and b == 13:
    print("9.538461538461538")
if op == "/" and a == 124 and b == 14:
    print("8.857142857142858")
if op == "/" and a == 124 and b == 15:
    print("8.266666666666667")
if op == "/" and a == 124 and b == 16:
    print("7.75")
if op == "/" and a == 124 and b == 17:
    print("7.294117647058823")
if op == "/" and a == 124 and b == 18:
    print("6.888888888888889")
if op == "/" and a == 124 and b == 19:
    print("6.526315789473684")
if op == "/" and a == 124 and b == 20:
    print("6.2")
if op == "/" and a == 124 and b == 21:
    print("5.904761904761905")
if op == "/" and a == 124 and b == 22:
    print("5.636363636363637")
if op == "/" and a == 124 and b == 23:
    print("5.391304347826087")
if op == "/" and a == 124 and b == 24:
    print("5.166666666666667")
if op == "/" and a == 124 and b == 25:
    print("4.96")
if op == "/" and a == 124 and b == 26:
    print("4.769230769230769")
if op == "/" and a == 124 and b == 27:
    print("4.592592592592593")
if op == "/" and a == 124 and b == 28:
    print("4.428571428571429")
if op == "/" and a == 124 and b == 29:
    print("4.275862068965517")
if op == "/" and a == 124 and b == 30:
    print("4.133333333333334")
if op == "/" and a == 124 and b == 31:
    print("4.0")
if op == "/" and a == 124 and b == 32:
    print("3.875")
if op == "/" and a == 124 and b == 33:
    print("3.757575757575758")
if op == "/" and a == 124 and b == 34:
    print("3.6470588235294117")
if op == "/" and a == 124 and b == 35:
    print("3.5428571428571427")
if op == "/" and a == 124 and b == 36:
    print("3.4444444444444446")
if op == "/" and a == 124 and b == 37:
    print("3.3513513513513513")
if op == "/" and a == 124 and b == 38:
    print("3.263157894736842")
if op == "/" and a == 124 and b == 39:
    print("3.1794871794871793")
if op == "/" and a == 124 and b == 40:
    print("3.1")
if op == "/" and a == 124 and b == 41:
    print("3.024390243902439")
if op == "/" and a == 124 and b == 42:
    print("2.9523809523809526")
if op == "/" and a == 124 and b == 43:
    print("2.883720930232558")
if op == "/" and a == 124 and b == 44:
    print("2.8181818181818183")
if op == "/" and a == 124 and b == 45:
    print("2.7555555555555555")
if op == "/" and a == 124 and b == 46:
    print("2.6956521739130435")
if op == "/" and a == 124 and b == 47:
    print("2.6382978723404253")
if op == "/" and a == 124 and b == 48:
    print("2.5833333333333335")
if op == "/" and a == 124 and b == 49:
    print("2.5306122448979593")
if op == "/" and a == 124 and b == 50:
    print("2.48")
if op == "/" and a == 124 and b == 51:
    print("2.4313725490196076")
if op == "/" and a == 124 and b == 52:
    print("2.3846153846153846")
if op == "/" and a == 124 and b == 53:
    print("2.339622641509434")
if op == "/" and a == 124 and b == 54:
    print("2.2962962962962963")
if op == "/" and a == 124 and b == 55:
    print("2.2545454545454544")
if op == "/" and a == 124 and b == 56:
    print("2.2142857142857144")
if op == "/" and a == 124 and b == 57:
    print("2.175438596491228")
if op == "/" and a == 124 and b == 58:
    print("2.1379310344827585")
if op == "/" and a == 124 and b == 59:
    print("2.1016949152542375")
if op == "/" and a == 124 and b == 60:
    print("2.066666666666667")
if op == "/" and a == 124 and b == 61:
    print("2.0327868852459017")
if op == "/" and a == 124 and b == 62:
    print("2.0")
if op == "/" and a == 124 and b == 63:
    print("1.9682539682539681")
if op == "/" and a == 124 and b == 64:
    print("1.9375")
if op == "/" and a == 124 and b == 65:
    print("1.9076923076923078")
if op == "/" and a == 124 and b == 66:
    print("1.878787878787879")
if op == "/" and a == 124 and b == 67:
    print("1.8507462686567164")
if op == "/" and a == 124 and b == 68:
    print("1.8235294117647058")
if op == "/" and a == 124 and b == 69:
    print("1.7971014492753623")
if op == "/" and a == 124 and b == 70:
    print("1.7714285714285714")
if op == "/" and a == 124 and b == 71:
    print("1.7464788732394365")
if op == "/" and a == 124 and b == 72:
    print("1.7222222222222223")
if op == "/" and a == 124 and b == 73:
    print("1.6986301369863013")
if op == "/" and a == 124 and b == 74:
    print("1.6756756756756757")
if op == "/" and a == 124 and b == 75:
    print("1.6533333333333333")
if op == "/" and a == 124 and b == 76:
    print("1.631578947368421")
if op == "/" and a == 124 and b == 77:
    print("1.6103896103896105")
if op == "/" and a == 124 and b == 78:
    print("1.5897435897435896")
if op == "/" and a == 124 and b == 79:
    print("1.5696202531645569")
if op == "/" and a == 124 and b == 80:
    print("1.55")
if op == "/" and a == 124 and b == 81:
    print("1.5308641975308641")
if op == "/" and a == 124 and b == 82:
    print("1.5121951219512195")
if op == "/" and a == 124 and b == 83:
    print("1.4939759036144578")
if op == "/" and a == 124 and b == 84:
    print("1.4761904761904763")
if op == "/" and a == 124 and b == 85:
    print("1.4588235294117646")
if op == "/" and a == 124 and b == 86:
    print("1.441860465116279")
if op == "/" and a == 124 and b == 87:
    print("1.4252873563218391")
if op == "/" and a == 124 and b == 88:
    print("1.4090909090909092")
if op == "/" and a == 124 and b == 89:
    print("1.3932584269662922")
if op == "/" and a == 124 and b == 90:
    print("1.3777777777777778")
if op == "/" and a == 124 and b == 91:
    print("1.3626373626373627")
if op == "/" and a == 124 and b == 92:
    print("1.3478260869565217")
if op == "/" and a == 124 and b == 93:
    print("1.3333333333333333")
if op == "/" and a == 124 and b == 94:
    print("1.3191489361702127")
if op == "/" and a == 124 and b == 95:
    print("1.305263157894737")
if op == "/" and a == 124 and b == 96:
    print("1.2916666666666667")
if op == "/" and a == 124 and b == 97:
    print("1.2783505154639174")
if op == "/" and a == 124 and b == 98:
    print("1.2653061224489797")
if op == "/" and a == 124 and b == 99:
    print("1.2525252525252526")
if op == "/" and a == 124 and b == 100:
    print("1.24")
if op == "/" and a == 124 and b == 101:
    print("1.2277227722772277")
if op == "/" and a == 124 and b == 102:
    print("1.2156862745098038")
if op == "/" and a == 124 and b == 103:
    print("1.203883495145631")
if op == "/" and a == 124 and b == 104:
    print("1.1923076923076923")
if op == "/" and a == 124 and b == 105:
    print("1.180952380952381")
if op == "/" and a == 124 and b == 106:
    print("1.169811320754717")
if op == "/" and a == 124 and b == 107:
    print("1.158878504672897")
if op == "/" and a == 124 and b == 108:
    print("1.1481481481481481")
if op == "/" and a == 124 and b == 109:
    print("1.1376146788990826")
if op == "/" and a == 124 and b == 110:
    print("1.1272727272727272")
if op == "/" and a == 124 and b == 111:
    print("1.117117117117117")
if op == "/" and a == 124 and b == 112:
    print("1.1071428571428572")
if op == "/" and a == 124 and b == 113:
    print("1.0973451327433628")
if op == "/" and a == 124 and b == 114:
    print("1.087719298245614")
if op == "/" and a == 124 and b == 115:
    print("1.0782608695652174")
if op == "/" and a == 124 and b == 116:
    print("1.0689655172413792")
if op == "/" and a == 124 and b == 117:
    print("1.0598290598290598")
if op == "/" and a == 124 and b == 118:
    print("1.0508474576271187")
if op == "/" and a == 124 and b == 119:
    print("1.0420168067226891")
if op == "/" and a == 124 and b == 120:
    print("1.0333333333333334")
if op == "/" and a == 124 and b == 121:
    print("1.024793388429752")
if op == "/" and a == 124 and b == 122:
    print("1.0163934426229508")
if op == "/" and a == 124 and b == 123:
    print("1.008130081300813")
if op == "/" and a == 124 and b == 124:
    print("1.0")
if op == "/" and a == 124 and b == 125:
    print("0.992")
if op == "/" and a == 124 and b == 126:
    print("0.9841269841269841")
if op == "/" and a == 124 and b == 127:
    print("0.9763779527559056")
if op == "/" and a == 125 and b == 0:
    print("NaN")
if op == "/" and a == 125 and b == 1:
    print("125.0")
if op == "/" and a == 125 and b == 2:
    print("62.5")
if op == "/" and a == 125 and b == 3:
    print("41.666666666666664")
if op == "/" and a == 125 and b == 4:
    print("31.25")
if op == "/" and a == 125 and b == 5:
    print("25.0")
if op == "/" and a == 125 and b == 6:
    print("20.833333333333332")
if op == "/" and a == 125 and b == 7:
    print("17.857142857142858")
if op == "/" and a == 125 and b == 8:
    print("15.625")
if op == "/" and a == 125 and b == 9:
    print("13.88888888888889")
if op == "/" and a == 125 and b == 10:
    print("12.5")
if op == "/" and a == 125 and b == 11:
    print("11.363636363636363")
if op == "/" and a == 125 and b == 12:
    print("10.416666666666666")
if op == "/" and a == 125 and b == 13:
    print("9.615384615384615")
if op == "/" and a == 125 and b == 14:
    print("8.928571428571429")
if op == "/" and a == 125 and b == 15:
    print("8.333333333333334")
if op == "/" and a == 125 and b == 16:
    print("7.8125")
if op == "/" and a == 125 and b == 17:
    print("7.352941176470588")
if op == "/" and a == 125 and b == 18:
    print("6.944444444444445")
if op == "/" and a == 125 and b == 19:
    print("6.578947368421052")
if op == "/" and a == 125 and b == 20:
    print("6.25")
if op == "/" and a == 125 and b == 21:
    print("5.9523809523809526")
if op == "/" and a == 125 and b == 22:
    print("5.681818181818182")
if op == "/" and a == 125 and b == 23:
    print("5.434782608695652")
if op == "/" and a == 125 and b == 24:
    print("5.208333333333333")
if op == "/" and a == 125 and b == 25:
    print("5.0")
if op == "/" and a == 125 and b == 26:
    print("4.8076923076923075")
if op == "/" and a == 125 and b == 27:
    print("4.62962962962963")
if op == "/" and a == 125 and b == 28:
    print("4.464285714285714")
if op == "/" and a == 125 and b == 29:
    print("4.310344827586207")
if op == "/" and a == 125 and b == 30:
    print("4.166666666666667")
if op == "/" and a == 125 and b == 31:
    print("4.032258064516129")
if op == "/" and a == 125 and b == 32:
    print("3.90625")
if op == "/" and a == 125 and b == 33:
    print("3.787878787878788")
if op == "/" and a == 125 and b == 34:
    print("3.676470588235294")
if op == "/" and a == 125 and b == 35:
    print("3.5714285714285716")
if op == "/" and a == 125 and b == 36:
    print("3.4722222222222223")
if op == "/" and a == 125 and b == 37:
    print("3.3783783783783785")
if op == "/" and a == 125 and b == 38:
    print("3.289473684210526")
if op == "/" and a == 125 and b == 39:
    print("3.2051282051282053")
if op == "/" and a == 125 and b == 40:
    print("3.125")
if op == "/" and a == 125 and b == 41:
    print("3.048780487804878")
if op == "/" and a == 125 and b == 42:
    print("2.9761904761904763")
if op == "/" and a == 125 and b == 43:
    print("2.9069767441860463")
if op == "/" and a == 125 and b == 44:
    print("2.840909090909091")
if op == "/" and a == 125 and b == 45:
    print("2.7777777777777777")
if op == "/" and a == 125 and b == 46:
    print("2.717391304347826")
if op == "/" and a == 125 and b == 47:
    print("2.6595744680851063")
if op == "/" and a == 125 and b == 48:
    print("2.6041666666666665")
if op == "/" and a == 125 and b == 49:
    print("2.5510204081632653")
if op == "/" and a == 125 and b == 50:
    print("2.5")
if op == "/" and a == 125 and b == 51:
    print("2.450980392156863")
if op == "/" and a == 125 and b == 52:
    print("2.4038461538461537")
if op == "/" and a == 125 and b == 53:
    print("2.358490566037736")
if op == "/" and a == 125 and b == 54:
    print("2.314814814814815")
if op == "/" and a == 125 and b == 55:
    print("2.272727272727273")
if op == "/" and a == 125 and b == 56:
    print("2.232142857142857")
if op == "/" and a == 125 and b == 57:
    print("2.192982456140351")
if op == "/" and a == 125 and b == 58:
    print("2.1551724137931036")
if op == "/" and a == 125 and b == 59:
    print("2.1186440677966103")
if op == "/" and a == 125 and b == 60:
    print("2.0833333333333335")
if op == "/" and a == 125 and b == 61:
    print("2.0491803278688523")
if op == "/" and a == 125 and b == 62:
    print("2.0161290322580645")
if op == "/" and a == 125 and b == 63:
    print("1.9841269841269842")
if op == "/" and a == 125 and b == 64:
    print("1.953125")
if op == "/" and a == 125 and b == 65:
    print("1.9230769230769231")
if op == "/" and a == 125 and b == 66:
    print("1.893939393939394")
if op == "/" and a == 125 and b == 67:
    print("1.8656716417910448")
if op == "/" and a == 125 and b == 68:
    print("1.838235294117647")
if op == "/" and a == 125 and b == 69:
    print("1.8115942028985508")
if op == "/" and a == 125 and b == 70:
    print("1.7857142857142858")
if op == "/" and a == 125 and b == 71:
    print("1.7605633802816902")
if op == "/" and a == 125 and b == 72:
    print("1.7361111111111112")
if op == "/" and a == 125 and b == 73:
    print("1.7123287671232876")
if op == "/" and a == 125 and b == 74:
    print("1.6891891891891893")
if op == "/" and a == 125 and b == 75:
    print("1.6666666666666667")
if op == "/" and a == 125 and b == 76:
    print("1.644736842105263")
if op == "/" and a == 125 and b == 77:
    print("1.6233766233766234")
if op == "/" and a == 125 and b == 78:
    print("1.6025641025641026")
if op == "/" and a == 125 and b == 79:
    print("1.5822784810126582")
if op == "/" and a == 125 and b == 80:
    print("1.5625")
if op == "/" and a == 125 and b == 81:
    print("1.5432098765432098")
if op == "/" and a == 125 and b == 82:
    print("1.524390243902439")
if op == "/" and a == 125 and b == 83:
    print("1.5060240963855422")
if op == "/" and a == 125 and b == 84:
    print("1.4880952380952381")
if op == "/" and a == 125 and b == 85:
    print("1.4705882352941178")
if op == "/" and a == 125 and b == 86:
    print("1.4534883720930232")
if op == "/" and a == 125 and b == 87:
    print("1.4367816091954022")
if op == "/" and a == 125 and b == 88:
    print("1.4204545454545454")
if op == "/" and a == 125 and b == 89:
    print("1.404494382022472")
if op == "/" and a == 125 and b == 90:
    print("1.3888888888888888")
if op == "/" and a == 125 and b == 91:
    print("1.3736263736263736")
if op == "/" and a == 125 and b == 92:
    print("1.358695652173913")
if op == "/" and a == 125 and b == 93:
    print("1.3440860215053763")
if op == "/" and a == 125 and b == 94:
    print("1.3297872340425532")
if op == "/" and a == 125 and b == 95:
    print("1.3157894736842106")
if op == "/" and a == 125 and b == 96:
    print("1.3020833333333333")
if op == "/" and a == 125 and b == 97:
    print("1.288659793814433")
if op == "/" and a == 125 and b == 98:
    print("1.2755102040816326")
if op == "/" and a == 125 and b == 99:
    print("1.2626262626262625")
if op == "/" and a == 125 and b == 100:
    print("1.25")
if op == "/" and a == 125 and b == 101:
    print("1.2376237623762376")
if op == "/" and a == 125 and b == 102:
    print("1.2254901960784315")
if op == "/" and a == 125 and b == 103:
    print("1.2135922330097086")
if op == "/" and a == 125 and b == 104:
    print("1.2019230769230769")
if op == "/" and a == 125 and b == 105:
    print("1.1904761904761905")
if op == "/" and a == 125 and b == 106:
    print("1.179245283018868")
if op == "/" and a == 125 and b == 107:
    print("1.1682242990654206")
if op == "/" and a == 125 and b == 108:
    print("1.1574074074074074")
if op == "/" and a == 125 and b == 109:
    print("1.146788990825688")
if op == "/" and a == 125 and b == 110:
    print("1.1363636363636365")
if op == "/" and a == 125 and b == 111:
    print("1.1261261261261262")
if op == "/" and a == 125 and b == 112:
    print("1.1160714285714286")
if op == "/" and a == 125 and b == 113:
    print("1.1061946902654867")
if op == "/" and a == 125 and b == 114:
    print("1.0964912280701755")
if op == "/" and a == 125 and b == 115:
    print("1.0869565217391304")
if op == "/" and a == 125 and b == 116:
    print("1.0775862068965518")
if op == "/" and a == 125 and b == 117:
    print("1.0683760683760684")
if op == "/" and a == 125 and b == 118:
    print("1.0593220338983051")
if op == "/" and a == 125 and b == 119:
    print("1.050420168067227")
if op == "/" and a == 125 and b == 120:
    print("1.0416666666666667")
if op == "/" and a == 125 and b == 121:
    print("1.0330578512396693")
if op == "/" and a == 125 and b == 122:
    print("1.0245901639344261")
if op == "/" and a == 125 and b == 123:
    print("1.016260162601626")
if op == "/" and a == 125 and b == 124:
    print("1.0080645161290323")
if op == "/" and a == 125 and b == 125:
    print("1.0")
if op == "/" and a == 125 and b == 126:
    print("0.9920634920634921")
if op == "/" and a == 125 and b == 127:
    print("0.984251968503937")
if op == "/" and a == 126 and b == 0:
    print("NaN")
if op == "/" and a == 126 and b == 1:
    print("126.0")
if op == "/" and a == 126 and b == 2:
    print("63.0")
if op == "/" and a == 126 and b == 3:
    print("42.0")
if op == "/" and a == 126 and b == 4:
    print("31.5")
if op == "/" and a == 126 and b == 5:
    print("25.2")
if op == "/" and a == 126 and b == 6:
    print("21.0")
if op == "/" and a == 126 and b == 7:
    print("18.0")
if op == "/" and a == 126 and b == 8:
    print("15.75")
if op == "/" and a == 126 and b == 9:
    print("14.0")
if op == "/" and a == 126 and b == 10:
    print("12.6")
if op == "/" and a == 126 and b == 11:
    print("11.454545454545455")
if op == "/" and a == 126 and b == 12:
    print("10.5")
if op == "/" and a == 126 and b == 13:
    print("9.692307692307692")
if op == "/" and a == 126 and b == 14:
    print("9.0")
if op == "/" and a == 126 and b == 15:
    print("8.4")
if op == "/" and a == 126 and b == 16:
    print("7.875")
if op == "/" and a == 126 and b == 17:
    print("7.411764705882353")
if op == "/" and a == 126 and b == 18:
    print("7.0")
if op == "/" and a == 126 and b == 19:
    print("6.631578947368421")
if op == "/" and a == 126 and b == 20:
    print("6.3")
if op == "/" and a == 126 and b == 21:
    print("6.0")
if op == "/" and a == 126 and b == 22:
    print("5.7272727272727275")
if op == "/" and a == 126 and b == 23:
    print("5.478260869565218")
if op == "/" and a == 126 and b == 24:
    print("5.25")
if op == "/" and a == 126 and b == 25:
    print("5.04")
if op == "/" and a == 126 and b == 26:
    print("4.846153846153846")
if op == "/" and a == 126 and b == 27:
    print("4.666666666666667")
if op == "/" and a == 126 and b == 28:
    print("4.5")
if op == "/" and a == 126 and b == 29:
    print("4.344827586206897")
if op == "/" and a == 126 and b == 30:
    print("4.2")
if op == "/" and a == 126 and b == 31:
    print("4.064516129032258")
if op == "/" and a == 126 and b == 32:
    print("3.9375")
if op == "/" and a == 126 and b == 33:
    print("3.8181818181818183")
if op == "/" and a == 126 and b == 34:
    print("3.7058823529411766")
if op == "/" and a == 126 and b == 35:
    print("3.6")
if op == "/" and a == 126 and b == 36:
    print("3.5")
if op == "/" and a == 126 and b == 37:
    print("3.4054054054054053")
if op == "/" and a == 126 and b == 38:
    print("3.3157894736842106")
if op == "/" and a == 126 and b == 39:
    print("3.230769230769231")
if op == "/" and a == 126 and b == 40:
    print("3.15")
if op == "/" and a == 126 and b == 41:
    print("3.073170731707317")
if op == "/" and a == 126 and b == 42:
    print("3.0")
if op == "/" and a == 126 and b == 43:
    print("2.9302325581395348")
if op == "/" and a == 126 and b == 44:
    print("2.8636363636363638")
if op == "/" and a == 126 and b == 45:
    print("2.8")
if op == "/" and a == 126 and b == 46:
    print("2.739130434782609")
if op == "/" and a == 126 and b == 47:
    print("2.6808510638297873")
if op == "/" and a == 126 and b == 48:
    print("2.625")
if op == "/" and a == 126 and b == 49:
    print("2.5714285714285716")
if op == "/" and a == 126 and b == 50:
    print("2.52")
if op == "/" and a == 126 and b == 51:
    print("2.4705882352941178")
if op == "/" and a == 126 and b == 52:
    print("2.423076923076923")
if op == "/" and a == 126 and b == 53:
    print("2.3773584905660377")
if op == "/" and a == 126 and b == 54:
    print("2.3333333333333335")
if op == "/" and a == 126 and b == 55:
    print("2.290909090909091")
if op == "/" and a == 126 and b == 56:
    print("2.25")
if op == "/" and a == 126 and b == 57:
    print("2.210526315789474")
if op == "/" and a == 126 and b == 58:
    print("2.1724137931034484")
if op == "/" and a == 126 and b == 59:
    print("2.135593220338983")
if op == "/" and a == 126 and b == 60:
    print("2.1")
if op == "/" and a == 126 and b == 61:
    print("2.0655737704918034")
if op == "/" and a == 126 and b == 62:
    print("2.032258064516129")
if op == "/" and a == 126 and b == 63:
    print("2.0")
if op == "/" and a == 126 and b == 64:
    print("1.96875")
if op == "/" and a == 126 and b == 65:
    print("1.9384615384615385")
if op == "/" and a == 126 and b == 66:
    print("1.9090909090909092")
if op == "/" and a == 126 and b == 67:
    print("1.8805970149253732")
if op == "/" and a == 126 and b == 68:
    print("1.8529411764705883")
if op == "/" and a == 126 and b == 69:
    print("1.826086956521739")
if op == "/" and a == 126 and b == 70:
    print("1.8")
if op == "/" and a == 126 and b == 71:
    print("1.7746478873239437")
if op == "/" and a == 126 and b == 72:
    print("1.75")
if op == "/" and a == 126 and b == 73:
    print("1.726027397260274")
if op == "/" and a == 126 and b == 74:
    print("1.7027027027027026")
if op == "/" and a == 126 and b == 75:
    print("1.68")
if op == "/" and a == 126 and b == 76:
    print("1.6578947368421053")
if op == "/" and a == 126 and b == 77:
    print("1.6363636363636365")
if op == "/" and a == 126 and b == 78:
    print("1.6153846153846154")
if op == "/" and a == 126 and b == 79:
    print("1.5949367088607596")
if op == "/" and a == 126 and b == 80:
    print("1.575")
if op == "/" and a == 126 and b == 81:
    print("1.5555555555555556")
if op == "/" and a == 126 and b == 82:
    print("1.5365853658536586")
if op == "/" and a == 126 and b == 83:
    print("1.5180722891566265")
if op == "/" and a == 126 and b == 84:
    print("1.5")
if op == "/" and a == 126 and b == 85:
    print("1.4823529411764707")
if op == "/" and a == 126 and b == 86:
    print("1.4651162790697674")
if op == "/" and a == 126 and b == 87:
    print("1.4482758620689655")
if op == "/" and a == 126 and b == 88:
    print("1.4318181818181819")
if op == "/" and a == 126 and b == 89:
    print("1.4157303370786516")
if op == "/" and a == 126 and b == 90:
    print("1.4")
if op == "/" and a == 126 and b == 91:
    print("1.3846153846153846")
if op == "/" and a == 126 and b == 92:
    print("1.3695652173913044")
if op == "/" and a == 126 and b == 93:
    print("1.3548387096774193")
if op == "/" and a == 126 and b == 94:
    print("1.3404255319148937")
if op == "/" and a == 126 and b == 95:
    print("1.3263157894736841")
if op == "/" and a == 126 and b == 96:
    print("1.3125")
if op == "/" and a == 126 and b == 97:
    print("1.2989690721649485")
if op == "/" and a == 126 and b == 98:
    print("1.2857142857142858")
if op == "/" and a == 126 and b == 99:
    print("1.2727272727272727")
if op == "/" and a == 126 and b == 100:
    print("1.26")
if op == "/" and a == 126 and b == 101:
    print("1.2475247524752475")
if op == "/" and a == 126 and b == 102:
    print("1.2352941176470589")
if op == "/" and a == 126 and b == 103:
    print("1.2233009708737863")
if op == "/" and a == 126 and b == 104:
    print("1.2115384615384615")
if op == "/" and a == 126 and b == 105:
    print("1.2")
if op == "/" and a == 126 and b == 106:
    print("1.1886792452830188")
if op == "/" and a == 126 and b == 107:
    print("1.1775700934579438")
if op == "/" and a == 126 and b == 108:
    print("1.1666666666666667")
if op == "/" and a == 126 and b == 109:
    print("1.1559633027522935")
if op == "/" and a == 126 and b == 110:
    print("1.1454545454545455")
if op == "/" and a == 126 and b == 111:
    print("1.135135135135135")
if op == "/" and a == 126 and b == 112:
    print("1.125")
if op == "/" and a == 126 and b == 113:
    print("1.1150442477876106")
if op == "/" and a == 126 and b == 114:
    print("1.105263157894737")
if op == "/" and a == 126 and b == 115:
    print("1.0956521739130434")
if op == "/" and a == 126 and b == 116:
    print("1.0862068965517242")
if op == "/" and a == 126 and b == 117:
    print("1.0769230769230769")
if op == "/" and a == 126 and b == 118:
    print("1.0677966101694916")
if op == "/" and a == 126 and b == 119:
    print("1.0588235294117647")
if op == "/" and a == 126 and b == 120:
    print("1.05")
if op == "/" and a == 126 and b == 121:
    print("1.0413223140495869")
if op == "/" and a == 126 and b == 122:
    print("1.0327868852459017")
if op == "/" and a == 126 and b == 123:
    print("1.024390243902439")
if op == "/" and a == 126 and b == 124:
    print("1.0161290322580645")
if op == "/" and a == 126 and b == 125:
    print("1.008")
if op == "/" and a == 126 and b == 126:
    print("1.0")
if op == "/" and a == 126 and b == 127:
    print("0.9921259842519685")
if op == "/" and a == 127 and b == 0:
    print("NaN")
if op == "/" and a == 127 and b == 1:
    print("127.0")
if op == "/" and a == 127 and b == 2:
    print("63.5")
if op == "/" and a == 127 and b == 3:
    print("42.333333333333336")
if op == "/" and a == 127 and b == 4:
    print("31.75")
if op == "/" and a == 127 and b == 5:
    print("25.4")
if op == "/" and a == 127 and b == 6:
    print("21.166666666666668")
if op == "/" and a == 127 and b == 7:
    print("18.142857142857142")
if op == "/" and a == 127 and b == 8:
    print("15.875")
if op == "/" and a == 127 and b == 9:
    print("14.11111111111111")
if op == "/" and a == 127 and b == 10:
    print("12.7")
if op == "/" and a == 127 and b == 11:
    print("11.545454545454545")
if op == "/" and a == 127 and b == 12:
    print("10.583333333333334")
if op == "/" and a == 127 and b == 13:
    print("9.76923076923077")
if op == "/" and a == 127 and b == 14:
    print("9.071428571428571")
if op == "/" and a == 127 and b == 15:
    print("8.466666666666667")
if op == "/" and a == 127 and b == 16:
    print("7.9375")
if op == "/" and a == 127 and b == 17:
    print("7.470588235294118")
if op == "/" and a == 127 and b == 18:
    print("7.055555555555555")
if op == "/" and a == 127 and b == 19:
    print("6.684210526315789")
if op == "/" and a == 127 and b == 20:
    print("6.35")
if op == "/" and a == 127 and b == 21:
    print("6.0476190476190474")
if op == "/" and a == 127 and b == 22:
    print("5.7727272727272725")
if op == "/" and a == 127 and b == 23:
    print("5.521739130434782")
if op == "/" and a == 127 and b == 24:
    print("5.291666666666667")
if op == "/" and a == 127 and b == 25:
    print("5.08")
if op == "/" and a == 127 and b == 26:
    print("4.884615384615385")
if op == "/" and a == 127 and b == 27:
    print("4.703703703703703")
if op == "/" and a == 127 and b == 28:
    print("4.535714285714286")
if op == "/" and a == 127 and b == 29:
    print("4.379310344827586")
if op == "/" and a == 127 and b == 30:
    print("4.233333333333333")
if op == "/" and a == 127 and b == 31:
    print("4.096774193548387")
if op == "/" and a == 127 and b == 32:
    print("3.96875")
if op == "/" and a == 127 and b == 33:
    print("3.8484848484848486")
if op == "/" and a == 127 and b == 34:
    print("3.735294117647059")
if op == "/" and a == 127 and b == 35:
    print("3.6285714285714286")
if op == "/" and a == 127 and b == 36:
    print("3.5277777777777777")
if op == "/" and a == 127 and b == 37:
    print("3.4324324324324325")
if op == "/" and a == 127 and b == 38:
    print("3.3421052631578947")
if op == "/" and a == 127 and b == 39:
    print("3.2564102564102564")
if op == "/" and a == 127 and b == 40:
    print("3.175")
if op == "/" and a == 127 and b == 41:
    print("3.097560975609756")
if op == "/" and a == 127 and b == 42:
    print("3.0238095238095237")
if op == "/" and a == 127 and b == 43:
    print("2.953488372093023")
if op == "/" and a == 127 and b == 44:
    print("2.8863636363636362")
if op == "/" and a == 127 and b == 45:
    print("2.8222222222222224")
if op == "/" and a == 127 and b == 46:
    print("2.760869565217391")
if op == "/" and a == 127 and b == 47:
    print("2.702127659574468")
if op == "/" and a == 127 and b == 48:
    print("2.6458333333333335")
if op == "/" and a == 127 and b == 49:
    print("2.5918367346938775")
if op == "/" and a == 127 and b == 50:
    print("2.54")
if op == "/" and a == 127 and b == 51:
    print("2.4901960784313726")
if op == "/" and a == 127 and b == 52:
    print("2.4423076923076925")
if op == "/" and a == 127 and b == 53:
    print("2.3962264150943398")
if op == "/" and a == 127 and b == 54:
    print("2.3518518518518516")
if op == "/" and a == 127 and b == 55:
    print("2.309090909090909")
if op == "/" and a == 127 and b == 56:
    print("2.267857142857143")
if op == "/" and a == 127 and b == 57:
    print("2.2280701754385963")
if op == "/" and a == 127 and b == 58:
    print("2.189655172413793")
if op == "/" and a == 127 and b == 59:
    print("2.152542372881356")
if op == "/" and a == 127 and b == 60:
    print("2.1166666666666667")
if op == "/" and a == 127 and b == 61:
    print("2.081967213114754")
if op == "/" and a == 127 and b == 62:
    print("2.0483870967741935")
if op == "/" and a == 127 and b == 63:
    print("2.015873015873016")
if op == "/" and a == 127 and b == 64:
    print("1.984375")
if op == "/" and a == 127 and b == 65:
    print("1.9538461538461538")
if op == "/" and a == 127 and b == 66:
    print("1.9242424242424243")
if op == "/" and a == 127 and b == 67:
    print("1.8955223880597014")
if op == "/" and a == 127 and b == 68:
    print("1.8676470588235294")
if op == "/" and a == 127 and b == 69:
    print("1.8405797101449275")
if op == "/" and a == 127 and b == 70:
    print("1.8142857142857143")
if op == "/" and a == 127 and b == 71:
    print("1.7887323943661972")
if op == "/" and a == 127 and b == 72:
    print("1.7638888888888888")
if op == "/" and a == 127 and b == 73:
    print("1.7397260273972603")
if op == "/" and a == 127 and b == 74:
    print("1.7162162162162162")
if op == "/" and a == 127 and b == 75:
    print("1.6933333333333334")
if op == "/" and a == 127 and b == 76:
    print("1.6710526315789473")
if op == "/" and a == 127 and b == 77:
    print("1.6493506493506493")
if op == "/" and a == 127 and b == 78:
    print("1.6282051282051282")
if op == "/" and a == 127 and b == 79:
    print("1.6075949367088607")
if op == "/" and a == 127 and b == 80:
    print("1.5875")
if op == "/" and a == 127 and b == 81:
    print("1.5679012345679013")
if op == "/" and a == 127 and b == 82:
    print("1.548780487804878")
if op == "/" and a == 127 and b == 83:
    print("1.5301204819277108")
if op == "/" and a == 127 and b == 84:
    print("1.5119047619047619")
if op == "/" and a == 127 and b == 85:
    print("1.4941176470588236")
if op == "/" and a == 127 and b == 86:
    print("1.4767441860465116")
if op == "/" and a == 127 and b == 87:
    print("1.4597701149425288")
if op == "/" and a == 127 and b == 88:
    print("1.4431818181818181")
if op == "/" and a == 127 and b == 89:
    print("1.4269662921348314")
if op == "/" and a == 127 and b == 90:
    print("1.4111111111111112")
if op == "/" and a == 127 and b == 91:
    print("1.3956043956043955")
if op == "/" and a == 127 and b == 92:
    print("1.3804347826086956")
if op == "/" and a == 127 and b == 93:
    print("1.3655913978494623")
if op == "/" and a == 127 and b == 94:
    print("1.351063829787234")
if op == "/" and a == 127 and b == 95:
    print("1.3368421052631578")
if op == "/" and a == 127 and b == 96:
    print("1.3229166666666667")
if op == "/" and a == 127 and b == 97:
    print("1.309278350515464")
if op == "/" and a == 127 and b == 98:
    print("1.2959183673469388")
if op == "/" and a == 127 and b == 99:
    print("1.2828282828282829")
if op == "/" and a == 127 and b == 100:
    print("1.27")
if op == "/" and a == 127 and b == 101:
    print("1.2574257425742574")
if op == "/" and a == 127 and b == 102:
    print("1.2450980392156863")
if op == "/" and a == 127 and b == 103:
    print("1.233009708737864")
if op == "/" and a == 127 and b == 104:
    print("1.2211538461538463")
if op == "/" and a == 127 and b == 105:
    print("1.2095238095238094")
if op == "/" and a == 127 and b == 106:
    print("1.1981132075471699")
if op == "/" and a == 127 and b == 107:
    print("1.1869158878504673")
if op == "/" and a == 127 and b == 108:
    print("1.1759259259259258")
if op == "/" and a == 127 and b == 109:
    print("1.165137614678899")
if op == "/" and a == 127 and b == 110:
    print("1.1545454545454545")
if op == "/" and a == 127 and b == 111:
    print("1.1441441441441442")
if op == "/" and a == 127 and b == 112:
    print("1.1339285714285714")
if op == "/" and a == 127 and b == 113:
    print("1.1238938053097345")
if op == "/" and a == 127 and b == 114:
    print("1.1140350877192982")
if op == "/" and a == 127 and b == 115:
    print("1.1043478260869566")
if op == "/" and a == 127 and b == 116:
    print("1.0948275862068966")
if op == "/" and a == 127 and b == 117:
    print("1.0854700854700854")
if op == "/" and a == 127 and b == 118:
    print("1.076271186440678")
if op == "/" and a == 127 and b == 119:
    print("1.0672268907563025")
if op == "/" and a == 127 and b == 120:
    print("1.0583333333333333")
if op == "/" and a == 127 and b == 121:
    print("1.0495867768595042")
if op == "/" and a == 127 and b == 122:
    print("1.040983606557377")
if op == "/" and a == 127 and b == 123:
    print("1.032520325203252")
if op == "/" and a == 127 and b == 124:
    print("1.0241935483870968")
if op == "/" and a == 127 and b == 125:
    print("1.016")
if op == "/" and a == 127 and b == 126:
    print("1.007936507936508")
if op == "/" and a == 127 and b == 127:
    print("1.0")