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8 年
leetCode-5-Longest-Palindromic-Substring.md
给定一个字符串,输出最长的回文子串。回文串指的是正的读和反的读是一样的字符串,例如 "aba","ccbbcc"。 ## 解法一 暴力破解 暴力求解,列举所有的子串,判断是否为回文串,保存最长的回文串。 时间复杂度:两层 for 循环 O(n²),for 循环里边判断是否为 ...
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