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 ...
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其他好文 时间:
2017-09-13 21:19:29
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182
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 ...
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其他好文 时间:
2017-09-13 21:17:54
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213
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 ...
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其他好文 时间:
2017-09-13 19:18:49
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142
[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 ...
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其他好文 时间:
2017-09-13 18:27:39
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172
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 ...
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其他好文 时间:
2017-09-13 13:02:11
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105
[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 ...
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其他好文 时间:
2017-09-12 22:06:03
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306
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 ...
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其他好文 时间:
2017-09-12 13:47:15
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124
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 ...
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其他好文 时间:
2017-09-12 13:43:04
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194
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 ...
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其他好文 时间:
2017-09-12 13:38:49
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193
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 ...
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其他好文 时间:
2017-09-12 11:10:32
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209