題目: Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique ...
原題地址:https: oj.leetcode.com problems longest palindromic substring 題意:Given a stringS, find the longest palindromic substring inS. You may assume that the maximum length ofSis , and there exists one u ...
2014-06-09 13:25 0 6516 推薦指數:
題目: Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique ...
兩種解法,動態規划和KMP變種 動態規划,類似於lcs的解法,數組flag[i][j]記錄s從i到j是不是回文 首先初始化,i>=j時,flag[i][j]=true,這是因為s[i][i] ...
1.題目描述: 2.解題思路: 題意:求一個字符串的最長回文子串。 方法一:中心擴展法。遍歷字符串的每一個字符,如果存在回文子串,那么中心是某一個字符(奇數)或兩個字符的空隙(偶數) ...
題目來源: https://leetcode.com/problems/longest-palindromic-substring/ 題意分析: 這道題目是輸入一段不超過1000的字符串,輸出最長的回文子字符串,輸入的字符串有一個唯一的最長回文子字符串(個人覺得 ...
Longest Palindromic Substring -- HARD 級別 Question SolutionGiven a string S, find the longest palindromic substring in S. You may assume ...
Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique ...
題目鏈接 Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique ...
刷 July-12-2019 前面123刷逼逼一大堆什么亂七八糟的。。 暴力O(nn) 上來就覺得是動態規划,然后慘遭打臉,動態規划不是最優解。 其實可以理解,因為動態規划里,內層循環的S ...