HR파이썬 sWAP cASE

개요

HR파이썬 sWAP cASE

• https://www.hackerrank.com/challenges/swap-case/problem

해커랭크 Python

#	문제	비고
HR파이썬 Strings e
14	HR파이썬 sWAP cASE
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19	HR파이썬 String Validators
20	HR파이썬 Text Alignment
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22	HR파이썬 Designer Door Mat
23	HR파이썬 String Formatting
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---

풀이 1

def swap_case(s):
    return ''.join(map(lambda x: x.lower() if x.isupper() else x.upper(),s))

풀이 2

def swap_case(s):
    def change_case(c):
        if c.isupper(): return c.lower()
        return c.upper()
    return ''.join(map(change_case,s))

하단

if __name__ == '__main__':
    s = input()
    result = swap_case(s)
    print(result)