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BZOJ1621: [Usaco2008 Open]Roads Around The Farm分岔路口
1621: [Usaco2008 Open]Roads Around The Farm分岔路口Time Limit:5 SecMemory Limit:64 MBSubmit:521Solved:380[Submit][Status]Description约翰的N(1≤N≤1,000,000,000...
分类:其他好文   时间:2014-08-20 17:51:42    阅读次数:231
Monthly Expense
Problem Description Farmer John is an astounding accounting wizard and has realized he might run out of money to run the farm. He has already calculated and recorded the exact amount of money (1 ...
分类:其他好文   时间:2014-08-19 22:34:09    阅读次数:228
POJ2135_Farm Tour(网络流/费用流)
解题报告 题目传送门 题意: 一个人有n个农场,他想从1到n去,有从n到1回来,要求路径最短,且没有走重复的路。 思路: 如果两次最短路感觉不行的,可以看成费用流,每一条路容量都是1,这样只要流量等于2就行了。 一次mcmf模版。 #include #include #include #include #define inf 0x3f3f3f3f using namespac...
分类:其他好文   时间:2014-08-17 15:37:52    阅读次数:334
Roadblocks http://poj.org/problem?id=3255
DescriptionBessie has moved to a small farm and sometimes enjoys returning to visit one of her best friends. She does not want to get to her old home ...
分类:数据库   时间:2014-08-16 11:08:00    阅读次数:268
poj 1258 Agri-Net 解题报告
题目链接:http://poj.org/problem?id=1258题目意思:给出 n 个 farm,每个farm 之间通过一定数量的fiber 相连,问使得所有farm 直接或间接连通的 最少 fiber 数是多少。 赤裸裸的最小生成树,用prim做的。 有个地方写错,wa 了 几次。 1...
分类:Web程序   时间:2014-08-15 22:24:49    阅读次数:189
HDU 1198-Farm Irrigation(并查集)
Farm Irrigation Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 5820    Accepted Submission(s): 2523 Problem Description Benny has ...
分类:其他好文   时间:2014-08-15 16:03:28    阅读次数:209
hdu 1198 Farm Irrigation (搜索或并查集)
Farm Irrigation Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 5818    Accepted Submission(s): 2521 Problem Description Benny has ...
分类:其他好文   时间:2014-08-15 00:07:26    阅读次数:411
poj 2135 Farm Tour (最小费用最大流模板)
Farm Tour Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 11372   Accepted: 4218 Description When FJ's friends visit him on the farm, he likes to show them...
分类:其他好文   时间:2014-08-13 13:13:36    阅读次数:725
HDU 1198 Farm Irrigation (并查集)
Farm IrrigationTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5809Accepted Submission(s): 2516Pro...
分类:其他好文   时间:2014-08-13 12:25:16    阅读次数:227
POJ 3268 Silver Cow Party(SPFA)
Description One cow from each of N farms (1 ≤ N ≤ 1000) conveniently numbered 1..N is going to attend the big cow party to be held at farm #X (1 ≤ X ≤ N). A total of M (1 ≤ M ≤ 100,000) unidirectio...
分类:其他好文   时间:2014-08-11 21:23:43    阅读次数:303
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