题目描述 Farmer John's N cows (1 ≤ N ≤ 100,000) share many similarities. In fact, FJ has been able to narrow down the list of features shared by his cows ...
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其他好文 时间:
2016-10-27 22:50:30
阅读次数:
392
POJ3869 Headshot 题意:给出左轮手枪的子弹序列,打了一枪没子弹,要使下一枪也没子弹概率最大应该rotate还是shoot 条件概率,|00|/(|00|+|01|)和|0|/n谁大的问题 |00|+|01|=|0| 注意序列是环形 UVA - 10491 Cows and Cars ...
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其他好文 时间:
2016-10-26 07:08:25
阅读次数:
298
Milk Patterns Description Farmer John has noticed that the quality of milk given by his cows varies from day to day. On further investigation, he disc ...
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编程语言 时间:
2016-10-26 00:14:31
阅读次数:
224
题目描述 Farmer John's cows like to play coin games so FJ has invented with a new two-player coin game called Xoinc for them. Initially a stack of N (5 <= ...
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其他好文 时间:
2016-10-23 14:34:44
阅读次数:
408
Popular Cows Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 31241 Accepted: 12691 Description Every cow's dream is to become the most popu ...
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其他好文 时间:
2016-10-23 12:13:03
阅读次数:
305
Description For the daily milking, Farmer John's N cows (1 ≤ N ≤ 50,000) always line up in the same order. One day Farmer John decides to organize a g ...
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其他好文 时间:
2016-10-22 23:33:41
阅读次数:
232
[codevs1380]没有上司的舞会 试题描述 Ural大学有N个职员,编号为1~N。他们有从属关系,也就是说他们的关系就像一棵以校长为根的树,父结点就是子结点的直接上司。每个职员有一个快乐指数。现在有个周年庆宴会,要求与会职员的快乐指数最大。但是,没有职员愿和直接上司一起与会。 Ural大学有N ...
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其他好文 时间:
2016-10-22 21:26:28
阅读次数:
202
求1到N的最短路 注意有重边 跑一遍dijkstra就行 ...
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其他好文 时间:
2016-10-22 17:23:06
阅读次数:
167
bzoj3016[Usaco2012 Nov]Clumsy Cows 题意: 给定长度为n的一个括号序列,每次修改可以修改一个位置的括号,若这个括号为’(‘,则修改为’)’,若这个括号为’)’,则修改为’(‘,问最少修改多少个使得原括号序列合法。 其中:()是合法的;若A是合法的,则(A)是合法的; ...
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其他好文 时间:
2016-10-22 12:15:03
阅读次数:
136
Layout Description Like everyone else, cows like to stand close to their friends when queuing for feed. FJ has N (2 <= N <= 1,000) cows numbered 1..N ...
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其他好文 时间:
2016-10-21 20:04:28
阅读次数:
366