.#include #include #include #include #define N 100002using namespace std;int n,m,tt,time,cnt,e,a[N],b[N],sum[N];struct node{ int x,y; int next;}...
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其他好文 时间:
2014-10-14 22:54:09
阅读次数:
259
http://poj.org/problem?id=2186
Popular Cows
Time Limit: 2000MS
Memory Limit: 65536K
Total Submissions: 23819
Accepted: 9767
Description
Every cow's dream...
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移动开发 时间:
2014-10-14 15:47:28
阅读次数:
267
Information Entropy
Time Limit: 2 Seconds Memory Limit: 65536 KB Special Judge
Information Theory is one of the most popular courses in Marjar University. In this course, there is an i...
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其他好文 时间:
2014-10-12 19:25:08
阅读次数:
206
Apache is the most popular web server in the world,because it is more efficient than others.Thrust of this article is to share some useful apache modu...
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其他好文 时间:
2014-10-09 13:08:33
阅读次数:
315
1050. Numbers & LettersConstraintsTime Limit: 3 secs, Memory Limit: 32 MBDescriptionIn the early 80’s, a popular TV show on Dutch television was ‘Cijf...
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其他好文 时间:
2014-10-06 13:18:40
阅读次数:
211
Sudoku Checker
Time Limit: 2000/1000MS (Java/Others)
Memory Limit: 128000/64000KB (Java/Others)
SubmitStatus
Problem Description
Sudoku is a popular single player game. The objective is to...
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其他好文 时间:
2014-10-04 13:52:16
阅读次数:
304
http://poj.org/problem?id=3009DescriptionOn Planet MM-21, after their Olympic games this year, curling is getting popular. But the rules are somewhat ...
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其他好文 时间:
2014-09-20 01:04:46
阅读次数:
279
http://poj.org/problem?id=3083DescriptionThe cornfield maze is a popular Halloween treat. Visitors are shown the entrance and must wander through the ...
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其他好文 时间:
2014-09-18 13:17:13
阅读次数:
228
题意:
给定一个有向图,求有多少个顶点是由任何顶点出发都可达的。
顶点数
定理:
有向无环图中唯一出度为0的点,一定可以由任何点出发均可达
(由于无环,所以从任何点出发往前走,必然终止于一个出度为0的点)
1. 求出所有强连通分量
2. 每个强连通分量缩成一点,则形成一个有向无环图DAG。
3. DAG上面如果有唯一的出度为0的点,则该点能被所有的点可达。那么该...
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其他好文 时间:
2014-09-15 21:19:19
阅读次数:
253
官方定义:Bootstrap is the most popular HTML, CSS, and JS framework for developing responsive, mobile first projects on the web.即:Bootstrap 是最受欢迎的 HTML、CSS...
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Web程序 时间:
2014-09-12 23:26:04
阅读次数:
284