题目 Write a function to find the longest common prefix string amongst an array of strings. If there is no common prefix,return an empty string "". Example1: Input:["flower","flow","flight"] Output:"fl"…
Common Subsequence Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 18387 Accepted Submission(s): 7769 Problem Description A subsequence of a given sequence is the given sequence with some el…
Longest Common Substring Time Limit: 8000/4000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 37 Accepted Submission(s): 28 Problem Description Given two strings, you have to tell the length of the Longest Common Su…
Problem Description A subsequence of a given sequence is the given sequence with some elements (possible none) left out. Given a sequence X = <x1, x2, ..., xm> another sequence Z = <z1, z2, ..., zk> is a subsequence of X if there exists a stri…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1159 Common Subsequence Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 37551 Accepted Submission(s): 17206 Problem Description A subsequence of…
Write a function to find the longest common prefix string amongst an array of strings. 求很多string的公共前缀,用个两重循环就可以,代码如下: class Solution { public: string longestCommonPrefix(vector<string>& strs) { string prefix; || strs[].size() == ) return "&…
Common Subsequence A subsequence of a given sequence is the given sequence with some elements (possible none) left out. Given a sequence X = < x1, x2, ..., xm > another sequence Z = < z1, z2, ..., zk > is a subsequence of X if there exists a s…