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1007. Maximum Subsequence Sum (25)(DP)
Given a sequence of K integers { N1, N2, ..., NK }. A continuous subsequence is defined to be { Ni, Ni+1, ..., Nj } where 1 <= i <= j <= K. The Maximu ...
分类:其他好文   时间:2017-05-06 15:09:57    阅读次数:187
POJ 2533 Longest Ordered Subsequence DP
Longest Ordered Subsequence Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 32192 Accepted: 14093 Description A numeric sequence of ai is o ...
分类:其他好文   时间:2017-05-06 13:22:15    阅读次数:135
Common Subsequence HDU - 1159
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 se ...
分类:其他好文   时间:2017-05-05 00:53:41    阅读次数:140
hdoj 1159最长公共子序列
?? /*Common Subsequence A subsequence of a given sequence is the given sequence with some elements (possible none) left out. Given a sequence X = < x1 ...
分类:其他好文   时间:2017-05-02 09:51:48    阅读次数:191
hdu-4632 Palindrome subsequence (回文子序列计数)
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=4632 问题要求回答一串字符串中回文子序列的数量,例如acbca就有 a,c,b,c,a,cc,aa,aca,aca(注意这两个aca的c是不同位置的c,都要累计),aba,cbc,acca,acbca. ...
分类:其他好文   时间:2017-04-30 12:42:56    阅读次数:189
Longest Uncommon Subsequence I
Given a group of two strings, you need to find the longest uncommon subsequence of this group of two strings. The longest uncommon subsequence is defi ...
分类:其他好文   时间:2017-04-29 16:12:05    阅读次数:123
Super Jupmping ! Jumping ! Jumping
为什么写这一道呢,,, 因为这一道水啊,基础之基础之中的基础啊,,,,然而很简单啊,,, 简单的一道动态规划,最长上升子序列,,,LIS(Longest Increasing Subsequence) dp[i]表示第i个数结尾的最长上升子序列的长度,,,//这里是数值 初始是dp[i]=1;seg ...
分类:其他好文   时间:2017-04-28 23:41:12    阅读次数:219
leetcode-22-string
521. Longest Uncommon Subsequence I find the longest uncommon subsequence of this group of two strings 解题思路: 因为求的是最长uncommon subsequence的长度,所以,如果ab长度不 ...
分类:其他好文   时间:2017-04-24 14:10:17    阅读次数:146
Longest Palindromic Subsequence
方法:与substring的不同是这里不需要子串连续 或者 ...
分类:其他好文   时间:2017-04-23 01:01:41    阅读次数:160
[Algorithm] Greedy method
Given two sequences of letters A and B, find if B is a subsequence of A in thesense that one can delete some letters from A and obtain the sequence B. ...
分类:其他好文   时间:2017-04-22 15:51:30    阅读次数:269
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