1337-5P34K
1234567891011
leetSpeak = input()
leetSpeak0 = leetSpeak.lower()
leetSpeak2 = leetSpeak0.replace("a", "4")
leetSpeak3 = leetSpeak2.replace("e", "3")
leetSpeak4 = leetSpeak3.replace("i", "1")
leetSpeak5 = leetSpeak4.replace("o", "O")
leetSpeak6 = leetSpeak5.replace("u", "U")
leetSpeak7 = leetSpeak6.replace("s", "5")
leetSpeak8 = leetSpeak7.replace("t", "7")
leetSpeak9 = leetSpeak8.upper()
print(leetSpeak9.upper())
Python
INFO