
c++ 最小生成树
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POJ-1251 Jungle Roads (最小生成树+ Kruskal算法)
POJ-1251 Jungle Roads (最小生成树+ Kruskal算法)Jungle RoadsTime Limit: 1000MS Memory Limit: 10000K DescriptionThe Head Elder of the tropical island of Lagrishan has a problem. A burst of foreign aid money ...原创 2018-06-08 21:20:25 · 340 阅读 · 0 评论 -
最小生成树模板
最小生成树模板Prim算法第一种形式int Prim(int u,int n) //u是U集合的第一个点,由题目确定,所以没给这个u的话就不用这种形式{ int i,j; int v; int ans=0; closedge[u].lowcost=0; //=0就是将该结点放入U集合中 for(i=1;i<=n;i++) { ...原创 2018-06-20 12:00:24 · 172 阅读 · 0 评论 -
P1550 [USACO08OCT]打井Watering Hole (最小生成树+Prim算法)
P1550 [USACO08OCT]打井Watering Hole (最小生成树+Prim算法)题目背景John的农场缺水了!!!题目描述Farmer John has decided to bring water to his N (1 <= N <= 300) pastures which are conveniently numbered 1..N. He may bring w...原创 2018-06-09 10:23:55 · 463 阅读 · 0 评论 -
POJ-1258 Agri-Net(最小生成树+Prim算法)
POJ-1258 Agri-Net(最小生成树+Prim算法) Agri-NetTime Limit: 1000MS Memory Limit: 10000K DescriptionFarmer John has been elected mayor of his town! One of his campaign promises was to bring internet connecti...原创 2018-06-09 10:51:57 · 197 阅读 · 0 评论 -
HDU-1875 畅通工程再续(最小生成树+Kruskal算法+坐标处理)
HDU-1875 畅通工程再续(最小生成树+Kruskal算法+坐标处理)畅通工程再续Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Problem Description 相信大家都听说一个“百岛湖”的地方吧,百岛湖的居民生活在不同的小岛中,当他们想去其他的小岛时都要通过划小船来...原创 2018-06-09 12:15:39 · 316 阅读 · 0 评论