jiaowopan的专栏

一 、通配符匹配(递归和非递归)： Implement wildcard pattern matching with support for '?' and '*'. '?' Matches any single character. '*' Matches any sequence of characters (including the empty sequence

Valid Parentheses   AC Rate: 712/2328 Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must

Next Permutation   AC Rate: 471/1794 Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers. If such arrangement is

首先是经典的最长回文子串，Manacher给出了线性的算法。 Longest Palindromic Substring   AC Rate: 859/3674 Given a string S, find the longest palindromic substring in S. You may assume that the