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Palindrome Partitioning[leetcode] DFS以及DP的解法
第一种方法是DFS,将所有可能的前缀找到,递归调用partition(剩余字符串) 复杂度为O(2^n) 代码如下: vector> partition(string s) { vector> res; vector patition; if (s.size() == 0) return res; partition(s...
分类:其他好文   时间:2014-10-10 01:33:23    阅读次数:464
【Leetcode】Palindrome Number
Determine whether an integer is a palindrome. Do this without extra space.Some hints:Could negative integers be palindromes? (ie, -1)If you are thinki...
分类:其他好文   时间:2014-10-07 19:09:53    阅读次数:180
UVA 10453 Make Palindrome
Problem A Make Palindrome Input: standard input Output: standard output Time Limit: 8 seconds   By definition palindrome is a string which is not changed when reversed. "MADAM" is a nice example...
分类:其他好文   时间:2014-10-07 12:44:13    阅读次数:176
leetcode -- Palindrome Partitioning II
[问题描述]Given a strings, partitionssuch that every substring of the partition is a palindrome.Return the minimum cuts needed for a palindrome partitioni...
分类:其他好文   时间:2014-10-07 01:23:32    阅读次数:341
leetcode -- Palindrome Partitioning
谋事在人,成事在天[问题描述]Given a strings, partitionssuch that every substring of the partition is a palindrome.Return all possible palindrome partitioning ofs.F...
分类:其他好文   时间:2014-10-07 00:28:22    阅读次数:232
Palindrome Partitioning
[leetcode]Given a string s, partition s such that every substring of the partition is a palindrome....
分类:其他好文   时间:2014-10-06 12:19:50    阅读次数:200
Palindrome Partitioning II
【leetcode】Given a string s, partition s such that every substring of the partition is a palindrome.Return the minimum cuts needed for a palindrome partitioning of s....
分类:其他好文   时间:2014-10-06 12:12:00    阅读次数:149
POJ1159:Palindrome【dp】
题目大意:给出一个字符串,问至少添加多少个字符才能使它成为回文串?思路:很明显的方程是:dp[i][j]=min{dp[i+1][j],dp[i][j-1],dp[i+1][j-1](str[i]==str[j]时)}dp[i][j]表示第i个字符到第j个字符构造成回文串最少添加的字符,但discu...
分类:其他好文   时间:2014-10-05 14:40:18    阅读次数:188
[LeetCode] Longest Palindrome Substring 详细分析
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. 面DP题的考官都是神经病。。(吐...
分类:其他好文   时间:2014-10-01 13:15:31    阅读次数:242
[LeetCode 题解]:Palindrome Number
[Leetcode 题解]:Palindrome Number
分类:其他好文   时间:2014-09-30 18:53:39    阅读次数:157
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