Best Cow LineTime Limit:1000MSMemory Limit:65536KTotal Submissions:9284Accepted:2826DescriptionFJ is about to take hisN(1 ≤N≤ 2,000) cows to the annua...
分类：
其他好文 时间：
2014-07-09 14:20:50
阅读次数：
2624
The Lost House
Time Limit: 3000MS
Memory Limit: 30000K
Total Submissions: 2140
Accepted: 886
Description
One day a snail climbed up to a big tree and finally came to th...
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其他好文 时间：
2014-07-08 18:08:00
阅读次数：
267
Cow Bowling
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 13464
Accepted: 8897
Description
The cows don't use actual bowling balls when they go bowling...
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其他好文 时间：
2014-07-08 18:00:15
阅读次数：
230
DescriptionThe cows have purchased a yogurt factory that makes world-famous Yucky Yogurt. Over the next N (1 #includeint min(int a,int b){ if(a>b) ...
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其他好文 时间：
2014-07-06 14:21:54
阅读次数：
215
Building roads
Time Limit: 2000MS
Memory Limit: 65536K
Total Submissions: 6229
Accepted: 2093
Description
Farmer John's farm has N barns, and there are some cows that...
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其他好文 时间：
2014-06-30 10:55:18
阅读次数：
146
题目：Tuhao and his two small partners participated in the tournament.But in the end, they lost the chance to finish a mathematical problem.After the com...
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其他好文 时间：
2014-06-25 18:07:35
阅读次数：
333
Description
The cows, as you know, have no fingers or thumbs and thus are unable to play Scissors, Paper, Stone' (also known as 'Rock, Paper, Scissors', 'Ro, Sham, Bo', and a host of other names) i...
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其他好文 时间：
2014-06-22 17:15:11
阅读次数：
275
Layout
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 6582
Accepted: 3182
Description
Like everyone else, cows like to stand close to their friends when que...
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其他好文 时间：
2014-06-21 23:54:18
阅读次数：
307
树形DP的第一题，看了好几天才明白....
题目大意：
有一只蜗牛爬上某个树枝末睡着之后从树上掉下来,发现后面的"房子"却丢在了树上面, 现在这只蜗牛要求寻找它的房子,它又得从树根开始爬起去找房子。现在要求一条路径使得其找到房子所要爬行的期望距离最小。
解题思路：
影响期望的因素有树的结构，分支节点上是否有虫子，蜗牛走的路线。
对于任意一棵子树来说树的结构，分支节点上是否...
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其他好文 时间：
2014-06-17 22:32:43
阅读次数：
197
Picnic Cows
Time Limit: 8000/4000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 1563 Accepted Submission(s): 478
Problem Description
It’s summer voc...
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其他好文 时间：
2014-06-10 07:00:32
阅读次数：
262
