1232: [Usaco2008Nov]安慰奶牛cheerTime Limit:10 SecMemory Limit:162 MBSubmit:578Solved:403[Submit][Status]DescriptionFarmer John变得非常懒, 他不想再继续维护供奶牛之间供通行的道路.... Read More
posted @ 2014-08-13 07:59
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环套树题目：1040: [ZJOI2008]骑士1023: [SHOI2008]cactus仙人掌图1487: [HNOI2009]无归岛2878: [Noi2012]迷失游乐园1791: [Ioi2008]Island 岛屿学习ing。。。 Read More
posted @ 2014-08-12 21:13
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1934: [Shoi2007]Vote 善意的投票Time Limit:1 SecMemory Limit:64 MBSubmit:1076Solved:660[Submit][Status]Description幼儿园里有n个小朋友打算通过投票来决定睡不睡午觉。对他们来说，这个问题并不是很重要，... Read More
posted @ 2014-08-12 19:56
ZYF-ZYF
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1607: [Usaco2008 Dec]Patting Heads 轻拍牛头Time Limit:3 SecMemory Limit:64 MBSubmit:779Solved:404[Submit][Status]Description今天是贝茜的生日，为了庆祝自己的生日，贝茜邀你来玩一个游戏．... Read More
posted @ 2014-08-12 17:49
ZYF-ZYF
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1669: [Usaco2006 Oct]Hungry Cows饥饿的奶牛Time Limit:5 SecMemory Limit:64 MBSubmit:665Solved:419[Submit][Status]DescriptionFarmer John养了N(1 r do 8 begin ... Read More
posted @ 2014-08-12 17:01
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1616: [Usaco2008 Mar]Cow Travelling游荡的奶牛Time Limit:5 SecMemory Limit:64 MBSubmit:762Solved:427[Submit][Status]Description奶牛们在被划分成N行M列(2 <= N <= 100; 2... Read More
posted @ 2014-08-12 16:56
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1666: [Usaco2006 Oct]Another Cow Number Game 奶牛的数字游戏Time Limit:5 SecMemory Limit:64 MBSubmit:502Solved:432[Submit][Status]Description奶牛们又在玩一种无聊的数字游戏。输... Read More
posted @ 2014-08-12 16:31
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1612: [Usaco2008 Jan]Cow Contest奶牛的比赛Time Limit:5 SecMemory Limit:64 MBSubmit:645Solved:433[Submit][Status]DescriptionFJ的N(1 i) and (f[i,j]=0) then be... Read More
posted @ 2014-08-12 16:26
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1617: [Usaco2008 Mar]River Crossing渡河问题Time Limit:5 SecMemory Limit:64 MBSubmit:654Solved:466[Submit][Status]DescriptionFarmer John以及他的N(1 <= N <= 2,5... Read More
posted @ 2014-08-12 15:58
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1597: [Usaco2008 Mar]土地购买Time Limit:10 SecMemory Limit:162 MBSubmit:1448Solved:504[Submit][Status]Description农夫John准备扩大他的农场,他正在考虑N (1 >1];17 repeat18... Read More
posted @ 2014-08-12 15:46
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