Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 22111   Accepted: 7986 Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange op

POJ 1860 Currency Exchange / ZOJ 1544 Currency Exchange (最短路径相关,spfa求环) Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange operations onl

Currency Exchange Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 60000/30000K (Java/Other) Total Submission(s) : 4   Accepted Submission(s) : 2 Problem Description Several currency exchange points are working in our city. Let us suppose that

Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange operations only with these currencies. There can be several points specializing in the

Currency Exchange Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 22648   Accepted: 8180 Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and pe

链接:http://poj.org/problem?id=1860 Currency Exchange Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange operations only with these currenc

Currency Exchange Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 19881   Accepted: 7114 Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and pe

Currency Exchange Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 21349   Accepted: 7653 Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and pe

Currency Exchange Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 22123   Accepted: 7990 Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and pe

题目传送门 /* 最短路(Bellman_Ford):求负环的思路,但是反过来用,即找正环 详细解释:http://blog.csdn.net/lyy289065406/article/details/6645778 */ #include <cstdio> #include <iostream> #include <algorithm> #include <cstring> #include <vector> #include <cmat

Currency Exchange Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 22180 Accepted: 8015 Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and perfor

点击打开链接 Currency Exchange Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 16635   Accepted: 5821 Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies

Currency Exchange Time Limit:1000MS     Memory Limit:30000KB     64bit IO Format:%I64d & %I64u Submit Status Practice POJ 1860 Appoint description:  System Crawler  (2015-05-14) Description Several currency exchange points are working in our city. Le

Currency Exchange 题目链接: http://acm.hust.edu.cn/vjudge/contest/122685#problem/E Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange operati

Currency Exchange DescriptionSeveral currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange operations only with these currencies. There can be several points sp

题目链接:http://poj.org/problem?id=1860 Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange operations only with these currencies. There can b

三道题都是考察最短路算法的判环.其中1860和2240判断正环,3259判断负环. 难度都不大,可以使用Bellman-ford算法,或者SPFA算法.也有用弗洛伊德算法的,笔者还不会SF-_-…… 直接贴代码. 1860 Currency Exchange: #include <cstdio> #include <cstring> int N,M,S; double V; ; int first[maxn],vv[maxn*maxn],nxt[maxn*maxn]; double

Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 16456   Accepted: 5732 Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange op

Description Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange operations only with these currencies. There can be several points specializing in the

Several currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange operations only with these currencies. There can be several points specializing in the same pair o

来源poj1860 everal currency exchange points are working in our city. Let us suppose that each point specializes in two particular currencies and performs exchange operations only with these currencies. There can be several points specializing in the sa