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2023.08.22 Today's Challenge 본문

Problem Solving/LeetCode

2023.08.22 Today's Challenge

fabichoi 2023. 8. 22. 23:45

https://leetcode.com/problems/repeated-substring-pattern/

 

Repeated Substring Pattern - LeetCode

Can you solve this real interview question? Repeated Substring Pattern - Given a string s, check if it can be constructed by taking a substring of it and appending multiple copies of the substring together.   Example 1: Input: s = "abab" Output: true Expl

leetcode.com

주어진 단어를 두번 반복해서 붙이는 건 신박한 방법인 것 같다.

class Solution:
    def repeatedSubstringPattern(self, s: str) -> bool:
        t = s + s
        if s in t[1:-1]:
            return True
        return False
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