# !/usr/bin/env python3
# -*- coding: utf-8 -*-
# authors: unknown / Pierre Bouillon

"""`to_reverse_the_case_of_string.py` Takes a string an 
print it with its case swapped
"""

if __name__ == '__main__':
    print(
        input('Enter a word to reverse the case of string: ')
        .swapcase()
    )
