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LeetCode 044 Wildcard Matching
题目要求:Wildcard MatchingImplement wildcard pattern matching with support for'?'and'*'.'?' Matches any single character.'*' Matches any sequence of chara...
分类:其他好文   时间:2015-02-07 21:35:36    阅读次数:124
LeetCode 010 Regular Expression Matching
题目描述:Regular Expression MatchingImplement regular expression matching with support for'.'and'*''.' Matches any single character.'*' Matches zero or mo...
分类:其他好文   时间:2015-02-07 14:27:18    阅读次数:122
perl学习之:匹配修饰符/s /m
m 是将字符串作为多行处理,s是将字符串作为单行处理,如果是s在字符串中出现的\n就相当于普通字符。6.6. Matching Within Multiple Lines6.6.1. ProblemYou want to use regular expressions on a string con...
分类:其他好文   时间:2015-02-04 09:23:50    阅读次数:116
Regular Expression Matching
题目描述:Implement regular expression matching with support for'.'and'*'.'.' Matches any single character.'*' Matches zero or more of the preceding elemen...
分类:其他好文   时间:2015-02-02 10:45:29    阅读次数:187
hdu 5164 Matching on Array (用map实现的ac自动机)
hdu 5164 Matching on Array (用map实现的ac自动机) 题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=5164 题意: 给出长度为n一个母串,给出m个长度为ki子串,匹配的条件是比率相同,如子串4 8 能和 1 2 4匹配。问所有子串在母串中出现多少次。 限制: 1 1 思路: 赤裸裸的ac...
分类:其他好文   时间:2015-01-30 10:42:13    阅读次数:174
[leetcode] 44 Wildcard Matching
问题描述; Implement wildcard pattern matching with support for '?' and '*'. '?' Matches any single character. '*' Matches any sequence of characters (including the empty sequence). The matching shou...
分类:其他好文   时间:2015-01-29 22:34:30    阅读次数:130
leetcode.10------------Regular Expression Matching
Implement regular expression matching with support for '.' and '*'. '.' Matches any single character. '*' Matches zero or more of the preceding element. The matching should cover the entire input st...
分类:其他好文   时间:2015-01-29 14:39:45    阅读次数:107
goodarticle.4-----------------Regular Expression Matching
Implement regular expression matching with support for ‘.’ and ‘*’. ‘.’ Matches any single character. ‘*’ Matches zero or more of the preceding element. The matching should cover the...
分类:其他好文   时间:2015-01-29 12:43:39    阅读次数:167
LeetCode --- 10. Regular Expression Matching
题目链接:Regular Expression Matching Implement regular expression matching with support for '.' and '*'. '.' Matches any single character. '*' Matches zero or more of the preceding element. The match...
分类:其他好文   时间:2015-01-28 21:29:00    阅读次数:318
Leetcode#44 Wildcard Matching
原题地址非常有技巧性的一道题,虽然本质上仍然是搜索+回溯,但关键是如何处理模式串里的多余的*,如果处理的不好就超时了。基本的搜索+回溯算法是这样的,对于原串s和模式串p,依次遍历其字符:(a) 如果p[j]="*",依次将p[j+1..p.length]和s[i..s.length]、s[i+1.....
分类:其他好文   时间:2015-01-24 17:12:29    阅读次数:190
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