https://www.luogu.org/problem/show?pid=2863#sub 题目描述 The N (2 <= N <= 10,000) cows are so excited: it's prom night! They are dressed in their finest g ...
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其他好文 时间:
2017-08-20 22:36:03
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题意:给出一个图,求出其中的最大生成树= =如果无法产生树,输出-1。 思路:将边权降序再Kruskal,再检查一下是否只有一棵树即可,即根节点只有一个 #include #include #include #include using namespace std; int N, M; // 节点,... ...
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其他好文 时间:
2017-08-20 18:23:01
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题目链接:http://poj.org/problem?id=3278 Description Farmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He ...
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其他好文 时间:
2017-08-20 16:59:36
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P2875 [USACO07FEB]牛的词汇The Cow Lexicon P2875 [USACO07FEB]牛的词汇The Cow Lexicon P2875 [USACO07FEB]牛的词汇The Cow Lexicon 题目描述 Few know that the cows have the ...
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其他好文 时间:
2017-08-20 16:55:42
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191
Popular Cows Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 35035 Accepted: 14278 Description Every cow's dream is to become the most popu ...
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其他好文 时间:
2017-08-20 14:56:11
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前言:编写多进程程序时,我们应该了解一下,创建一个子进程时,操作系统内核是怎样做的。当通过fork函数创建新的子进程时,内核将父进程的用户地址空间的内容复制给子进程,这样父子进程拥有各自独立的用户空间,当父进程修该变量的值时不会影响子进程中的相应变量。但为了提高效率,Linux采用了COW(copy ...
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系统相关 时间:
2017-08-20 10:22:04
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260
http://acm.hdu.edu.cn/showproblem.php?pid=2838 Problem Description Sherlock's N (1 ≤ N ≤ 100,000) cows are lined up to be milked in the evening. Each ...
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其他好文 时间:
2017-08-19 20:10:42
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131
此文为博主原创题解,转载时请通知博主,并把原文链接放在正文醒目位置。 题目链接:http://poj.org/problem?id=3617 洛谷题目链接:https://www.luogu.org/problem/show?pid=2870 题目大意: 给定一个长度为N(1<=N<=30000)的 ...
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其他好文 时间:
2017-08-19 12:47:39
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题目描述 Like everyone else, FJ is always thinking up ways to increase his revenue. To this end, he has set up a series of tolls that the cows will pay wh ...
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其他好文 时间:
2017-08-19 11:06:53
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"Fat and docile, big and dumb, they look so stupid, they aren't much fun..." - Cows with Guns by Dana Lyons The cows want to prove to the public that ...
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其他好文 时间:
2017-08-19 11:01:52
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135