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Subsequence 尺取法
Subsequence Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 12304 Accepted: 5165 Description A sequence of N positive integers (10 < N < 10 ...
分类:其他好文   时间:2016-08-07 12:11:37    阅读次数:113
Longest Increasing Subsequence
Given an unsorted array of integers, find the length of longest increasing subsequence. For example,Given [10, 9, 2, 5, 3, 7, 101, 18],The longest inc ...
分类:其他好文   时间:2016-08-07 06:24:00    阅读次数:195
删除部分字符使其变成回文串问题——最长公共子序列(LCS)问题
先要搞明白:最长公共子串和最长公共子序列的区别。 最长公共子串(Longest Common Substirng):连续 最长公共子序列(Longest Common Subsequence,LCS):不必连续 实在是汗颜,网上做一道题半天没进展: 给定一个字符串s,你可以从中删除一些字符,使得剩下 ...
分类:其他好文   时间:2016-08-05 00:57:05    阅读次数:134
Longest Increasing Subsequence
Longest Increasing Subsequence(LIS) 一个美丽的名字 非常经典的线性结构dp [朴素]:O(n^2) d(i)=max{0,d(j) :j<i&&a[j]<a[i]}+1 直接两个for [二分查找优化]:O(n^2) g(i):d值为i的最小的a 每次更新然后lo ...
分类:其他好文   时间:2016-08-05 00:49:46    阅读次数:150
HDU 5783 Divide the Sequence ()
Description Alice has a sequence A, She wants to split A into as much as possible continuous subsequences, satisfying that for each subsequence, every ...
分类:其他好文   时间:2016-08-05 00:31:56    阅读次数:190
334. Increasing Triplet Subsequence
呜呜做过一次,但是还是记不得了。 大概就是这样。希望能够记住!! 时间复杂度是O(n) ...
分类:其他好文   时间:2016-08-04 06:47:50    阅读次数:153
Maximum Subsequence Sum
Description: Given a sequence of K integers { N1, N2, ..., NK }. A continuous subsequence is defined to be { Ni, Ni+1, ..., Nj } where 1 <= i <= j <= ...
分类:其他好文   时间:2016-08-02 19:05:55    阅读次数:204
leetcode 300. Longest Increasing Subsequence
Given an unsorted array of integers, find the length of longest increasing subsequence. For example,Given [10, 9, 2, 5, 3, 7, 101, 18],The longest inc ...
分类:其他好文   时间:2016-08-02 13:18:43    阅读次数:127
wiggle-subsequence
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分类:其他好文   时间:2016-08-01 15:26:23    阅读次数:128
LeetCode-Longest Increasing Subsequence
Given an unsorted array of integers, find the length of longest increasing subsequence. For example, Given [10, 9, 2, 5, 3, 7, 101, 18], The longest i ...
分类:其他好文   时间:2016-08-01 10:24:06    阅读次数:140
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