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1104 Sum of Number Segments (20)
Given a sequence of positive numbers, a segment is defined to be a consecutive subsequence. For example, given the sequence {0.1, 0.2, 0.3, 0.4}, we h ...
分类:其他好文   时间:2018-06-06 01:10:37    阅读次数:167
*187. Repeated DNA Sequences (hashmap, one for loop)(difference between subsequence & substring)
All DNA is composed of a series of nucleotides abbreviated as A, C, G, and T, for example: "ACGAATTCCG". When studying DNA, it is sometimes useful to ...
分类:其他好文   时间:2018-06-05 00:42:34    阅读次数:173
300. Longest Increasing Subsequence
题目描述: Given an unsorted array of integers, find the length of longest increasing subsequence. Example: Note: There may be more than one LIS combinatio ...
分类:其他好文   时间:2018-06-03 14:30:57    阅读次数:142
*521. Longest Uncommon Subsequence I (bit manipulation 2^n)
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:2018-06-03 14:20:25    阅读次数:146
SPOJ:Another Longest Increasing Subsequence Problem(CDQ分治求三维偏序)
Given a sequence of N pairs of integers, find the length of the longest increasing subsequence of it. An increasing sequence A1..An is a sequence such ...
分类:其他好文   时间:2018-05-29 00:11:01    阅读次数:119
好像leeceode题目我的博客太长了,需要重新建立一个. leecode刷题第二个
376. Wiggle Subsequence 自己没想出来,看了别人的分析. 主要是要分析出升序降序只跟临近的2个决定.虽然直觉上不是这样. ...
分类:其他好文   时间:2018-05-20 11:48:07    阅读次数:246
hdu 4632 Palindrome subsequence
In mathematics, a subsequence is a sequence that can be derived from another sequence by deleting some elements without changing the order of the rema ...
分类:其他好文   时间:2018-05-19 20:41:12    阅读次数:167
673. Number of Longest Increasing Subsequence
[抄题]: [暴力解法]: 时间分析: 空间分析: [优化后]: 时间分析: 空间分析: [奇葩输出条件]: [奇葩corner case]: [思维问题]: 不知道为什么len[i] == len[j] + 1:因为可以间隔相加。 也不知道为什么是DP:原来小人是间隔着跳的。 [一句话思路]: [ ...
分类:其他好文   时间:2018-05-16 00:45:37    阅读次数:169
codeforce 977 F. Consecutive Subsequence
F. Consecutive Subsequence time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output F. Consecutiv ...
分类:其他好文   时间:2018-05-10 20:23:38    阅读次数:178
poj3061 Subsequence(尺取法)
https://vjudge.net/problem/POJ-3061 尺取发,s和t不断推进的算法。因为每一轮s都推进1所以复杂度为O(n) ...
分类:其他好文   时间:2018-05-10 11:30:53    阅读次数:160
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