[Programmers] 문자열 다루기 기본
Python
def solution(s):
if (len(s) == 4 or len(s) == 6) and s.isdigit():
return True
else:
return False
def solution(s):
if (len(s) == 4 or len(s) == 6) and s.isdigit():
return True
else:
return False
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