sWAP cASE - Hackerrank Solution

 

Swap Case

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Task:

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You are given a string and your task is to swap cases. In other words, convert all lowercase letters to uppercase letters and vice versa.

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For Example:

Www.HackerRank.com → wWW.hACKERrANK.COM
Pythonist 2 → pYTHONIST 2

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Solution:

def change(s):     if str.islower(s):         return str.upper(s)     else:         return str.lower(s) def swap_case(s):     return ('').join(map(change,s)) if __name__ == '__main__':     s = input()     result = swap_case(s)     print(result)

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Note:

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