http://poj.org/problem?id=3268 题目思路: 直接进行暴力,就是先求出举行party的地方到每一个地方的最短路,然后再求以每一个点为源点跑的最短路. 还有一种方法会快很多,就是跑两次最短路,一次正向的,另外一次反向的,因为都是只要求每一个位置到源点的最短距离, 所以这样子写就会快很多. 这个想法看完这个题目在脑袋里一闪而过没有仔细想,后来发现可以直接暴力,就忘记了,结果后面有一个数据大的就不行了... #include <cstdio> #include <c…

In the age of television, not many people attend theater performances. Antique Comedians of Malidinesia are aware of this fact. They want to propagate theater and, most of all, Antique Comedies. They have printed invitation cards with all the necessa…

转载请注明出处: http://www.cnblogs.com/fraud/          ——by fraud Invitation Cards Time Limit: 5 Seconds      Memory Limit: 65536 KB In the age of television, not many people attend theater performances. Antique Comedians of Malidinesia are aware of this fa…

题目链接 Problem Description In the age of television, not many people attend theater performances. Antique Comedians of Malidinesia are aware of this fact. They want to propagate theater and, most of all, Antique Comedies. They have printed invitation c…

题目链接:http://poj.org/problem?id=1511 Invitation Cards Time Limit: 8000MS   Memory Limit: 262144K Total Submissions: 29286   Accepted: 9788 Description In the age of television, not many people attend theater performances. Antique Comedians of Malidine…

题目链接:http://poj.org/problem?id=1511 Description In the age of television, not many people attend theater performances. Antique Comedians of Malidinesia are aware of this fact. They want to propagate theater and, most of all, Antique Comedies. They ha…

题目大意:邀请卡 在电视的时代,没有多少人会去剧院观看演出.古老的喜剧演员 Malidinesia知道这个事实.他们想传播戏剧尤其是古老的戏剧,他们在邀请卡上打印必要的信息和一些节目,一些学生被雇佣过来发传单,每个学生志愿者都被分配一个公共汽车站来发传单,一个特殊的课程教会了学生们如何影响别人. 这个运输系统(公路)非常的特别:所有的线路都是单向的,并且恰好都有两个站点相连(就是说没有交叉的路,因为交叉的地方都变成了站点),汽车从起点载着旅客出发然后到达目的地后空车返回用半个小时??(是到达用半…

有一张图,若干人要从不同的点到同一个中间点,再返回,求总费用最小 中间点到各个点最小费用是普通的最短路 各个点到中间点最小费用其实就是将所有路径反向建边之后中间点到各个点的最小费用,同样用最短路就可以求出了 #include<stdio.h> #include<string.h> #include<algorithm> #include<queue> #include<vector> using namespace std; typedef pa…

Invitation Cards Time Limit : 16000/8000ms (Java/Other)   Memory Limit : 524288/262144K (Java/Other) Total Submission(s) : 7   Accepted Submission(s) : 1 Problem Description In the age of television, not many people attend theater performances. Antiq…

Silver Cow Party Time Limit:2000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Submit Status Practice POJ 3268 Description One cow from each of N farms (1 ≤ N ≤ 1000) conveniently numbered 1..N is going to attend the big cow party to b…