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Catch That Cow POJ - 3278 [kuangbin带你飞]专题一 简单搜索
Farmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a point N (0 ≤ N ≤ 100,000) on a numb ...
分类:其他好文   时间:2017-09-13 21:19:29    阅读次数:182
POJ 1273 Drainage Ditches 【费用流】
题面: Description Every time it rains on Farmer John's fields, a pond forms over Bessie's favorite clover patch. This means that the clover is covered b ...
分类:其他好文   时间:2017-09-13 21:17:54    阅读次数:213
洛谷P1457 城堡 The Castle
P1457 城堡 The Castle P1457 城堡 The Castle P1457 城堡 The Castle 题目描述 我们憨厚的USACO主人公农夫约翰(Farmer John)以无法想象的运气,在他生日那天收到了一份特别的礼物:一张“幸运爱尔兰”(一种彩票)。结果这张彩票让他获得了这次 ...
分类:其他好文   时间:2017-09-13 19:18:49    阅读次数:142
[Usaco2010 Dec]Exercise 奶牛健美操
[Usaco2010 Dec]Exercise 奶牛健美操 题目描述 Farmer John为了保持奶牛们的健康,让可怜的奶牛们不停在牧场之间 的小路上奔跑。这些奶牛的路径集合可以被表示成一个点集和一些连接 两个顶点的双向路,使得每对点之间恰好有一条简单路径。简单的说来, 这些点的布局就是一棵树,且 ...
分类:其他好文   时间:2017-09-13 18:27:39    阅读次数:172
bzoj1601 灌水
Description Farmer John已经决定把水灌到他的n(1<=n<=300)块农田,农田被数字1到n标记。把一块土地进行灌水有两种方法,从其他农田饮水,或者这块土地建造水库。 建造一个水库需要花费wi(1<=wi<=100000),连接两块土地需要花费Pij(1<=pij<=10000 ...
分类:其他好文   时间:2017-09-13 13:02:11    阅读次数:105
[Usaco2010 Dec]Exercise 奶牛健美操
[Usaco2010 Dec]Exercise 奶牛健美操 题目 Farmer John为了保持奶牛们的健康,让可怜的奶牛们不停在牧场之间 的小路上奔跑。这些奶牛的路径集合可以被表示成一个点集和一些连接 两个顶点的双向路,使得每对点之间恰好有一条简单路径。简单的说来, 这些点的布局就是一棵树,且每条 ...
分类:其他好文   时间:2017-09-12 22:06:03    阅读次数:306
[POJ3181] Dollar Dayz
Description Farmer John goes to Dollar Days at The Cow Store and discovers an unlimited number of tools on sale. During his first visit, the tools are ...
分类:其他好文   时间:2017-09-12 13:47:15    阅读次数:124
[POJ3040] Allowance
Description As a reward for record milk production, Farmer John has decided to start paying Bessie the cow a small weekly allowance. FJ has a set of c ...
分类:其他好文   时间:2017-09-12 13:43:04    阅读次数:194
Cow Acrobats
Farmer John's N (1 <= N <= 50,000) cows (numbered 1..N) are planning to run away and join the circus. Their hoofed feet prevent them from tightrope wa ...
分类:其他好文   时间:2017-09-12 13:38:49    阅读次数:193
P3128 [USACO15DEC]最大流Max Flow
题目描述 Farmer John has installed a new system of N-1N?1 pipes to transport milk between the NN stalls in his barn (2 \leq N \leq 50,0002≤N≤50,000), conv ...
分类:其他好文   时间:2017-09-12 11:10:32    阅读次数:209
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