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LeetCode14——Longest Common Prefix
Write a function to find the longest common prefix string amongst an array of strings. 题目大意 写一个函数来找出所有字符串里最长的公共前缀。 难度系数:容易 实现 题目不难,基本思路大家都能想到,就是一些细节可能会遗漏。这个也没啥好算法,不管怎样,都需要一个个去比较。 所以没啥好说...
分类:其他好文   时间:2015-01-27 18:24:51    阅读次数:103
leetcode-----------Longest Palindromic Substring
题目: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 longest palindromic substring. 下面是英文,祝你好运 ...
分类:其他好文   时间:2015-01-27 16:35:09    阅读次数:363
Longest Palindromic Substring
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 longest palindromic substring. #include #includ...
分类:其他好文   时间:2015-01-27 15:02:38    阅读次数:164
Problem 2902 - palindrome(最长公共字串)
Longest PalindromeTime Limit:3000MS    Memory Limit:0KB    64bit IO Format:%lld & %llu SubmitStatus Description Problem D: Longest Palindrome Time limit: 10 seconds ...
分类:其他好文   时间:2015-01-27 09:32:55    阅读次数:210
leetcode-----------Longest Substring Without Repeating Characters
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters for "abcabcbb" is "abc", which the length is 3. Fo...
分类:其他好文   时间:2015-01-27 09:30:15    阅读次数:169
【leetcode】Longest Substring Without Repeating Characters
Longest Substring Without Repeating CharactersGiven a string, find the length of the longest substring without repeating characters. For example, the ...
分类:其他好文   时间:2015-01-27 00:33:39    阅读次数:161
Leetcode#14 Longest Common Prefix
原题地址方法I:枚举依次枚举前缀,然后检验改进1:只需从长到短枚举最短的字符串的前缀改进2:检验前缀合法性时可以进行剪枝优化,加快搜索效率时间复杂度不不太好分析,加上改进之后效率还不错。方法II:字典树时间复杂度O(nm),其中n是字符串个数,m是字符串长度代码: 1 struct TrieNode...
分类:其他好文   时间:2015-01-26 16:44:20    阅读次数:174
poj 2533 Longest Ordered Subsequence(最长上升子序列)
http://poj.org/problem?id=2533#include#include#include#includeusing namespace std;int num[1000+100];int dp[1000+100];int main(){ int n; int i,j;...
分类:其他好文   时间:2015-01-25 23:58:22    阅读次数:308
Longest Consecutive Sequence
Given an unsorted array of integers, find the length of the longest consecutive elements sequence.For example,Given[100, 4, 200, 1, 3, 2],The longest ...
分类:其他好文   时间:2015-01-25 16:34:51    阅读次数:151
最长公共子序列(LCS)问题 Longest Common Subsequence 与最长公告字串 longest common substr
问题描述:字符序列的子序列是指从给定字符序列中随意地(不一定连续)去掉若干个字符(可能一个也不去掉)后所形成的字符序列。令给定的字符序列X=“x0,x1,…,xm-1”,序列Y=“y0,y1,…,yk-1”是X的子序列,存在X的一个严格递增下标序列,使得对所有的j=0,1,…,k-1,有xij=yj...
分类:其他好文   时间:2015-01-25 16:30:43    阅读次数:253
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