Keeping track of all the cows can be a tricky task so Farmer John has installed a system to automate it. He has installed on each cow an electronic ID ...
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其他好文 时间：
2017-07-20 22:32:44
阅读次数：
168
题目描述 The N cows (2 <= N <= 1,000) conveniently numbered 1..N are grazing among the N pastures also conveniently numbered 1..N. Most conveniently of al ...
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其他好文 时间：
2017-07-20 18:50:56
阅读次数：
177
LINK 题意：给出点集，求凸包的面积 思路：主要是求面积的考察，固定一个点顺序枚举两个点叉积求三角形面积和除2即可 ...
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其他好文 时间：
2017-07-20 18:49:34
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151
Stall Reservations Oh those picky N (1 <= N <= 50,000) cows! They are so picky that each one will only be milked over some precise time interval A..B ...
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其他好文 时间：
2017-07-20 17:35:20
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214
Sightseeing Cows Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 10348 Accepted: 3539 Description Farmer John has decided to reward his cow ...
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其他好文 时间：
2017-07-19 01:13:01
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207
题目描述 After Farmer Don took up Frisbee, Farmer John wanted to join in the fun. He wants to form a Frisbee team from his N cows (1 <= N <= 2,000) conven ...
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其他好文 时间：
2017-07-18 22:08:30
阅读次数：
148
在安装系统时，每个分区下都会有一个lost+found，而且这个目录的创建时间是和该分区创建的时间一样的。所以如果想知道你的系统是什么时候安装的，只需要看这个目录的创建时间即可。通常情况下，我们分区都会把/boot单独分一个区，所以你只要查看/boot/lost+found这个目录的创建..
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系统相关 时间：
2017-07-18 14:17:48
阅读次数：
239
Bad Hair Day Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 13562 Accepted: 4576 Description Some of Farmer John's N cows (1 ≤ N ≤ 80,000) ...
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其他好文 时间：
2017-07-18 00:01:35
阅读次数：
204
P2986 [USACO10MAR]伟大的奶牛聚集Great Cow Gat… 题目描述 Bessie is planning the annual Great Cow Gathering for cows all across the country and, of course, she wou ...
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其他好文 时间：
2017-07-17 20:09:23
阅读次数：
191
P3047 [USACO12FEB]附近的牛Nearby Cows 题目描述 Farmer John has noticed that his cows often move between nearby fields. Taking this into account, he wants to p ...
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其他好文 时间：
2017-07-17 10:04:18
阅读次数：
141
