sWAP cASE Hackerrank Solution Python For Explanation Watch Video: Sample Input 0 HackerRank.com presents "Pythonist 2". Sample Output 0 hACKERrANK.COM PRESENTS "pYTHONIST 2". Code: def swap_case(s): return s.swapcase() if __name__ == '__main__' : s = input () result = swap_case(s) print (result)