The Cow LexiconDescriptionFew know that the cows have their own dictionary with W (1 ≤ W ≤ 600) words, each containing no more 25 of the characters 'a...
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其他好文 时间:
2014-11-13 16:05:50
阅读次数:
201
Cow BowlingDescriptionThe cows don't use actual bowling balls when they go bowling. They each take a number (in the range 0..99), though, and line up ...
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其他好文 时间:
2014-11-13 14:33:03
阅读次数:
270
Description
Farmer John recently bought another bookshelf for the cow library, but the shelf is getting filled up quite quickly, and now the only available space is at the top.
FJ has N cows (1 ≤ ...
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其他好文 时间:
2014-11-12 09:21:52
阅读次数:
238
摘要 本文以MySQL数据库为研究对象,讨论与数据库索引相关的一些话题。特别需要说明的是,MySQL支持诸多存储引擎,而各种存储引擎对索引的支持也各不相同,因此MySQL数据库支持多种索引类型,如BTree索引,哈希索...
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数据库 时间:
2014-11-11 19:22:36
阅读次数:
337
Milking Time
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 4917
Accepted: 2062
Description
Bessie is such a hard-working cow. In fact, she is so focuse...
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其他好文 时间:
2014-11-11 19:18:30
阅读次数:
162
Cow XORAdrian Vladu -- 2005Farmer John is stuck with another problem while feeding his cows.All of his N (1 ≤ N ≤ 100,000) cows (numbered 1..N) areli....
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其他好文 时间:
2014-11-10 19:44:44
阅读次数:
295
Silver Cow Party
Time Limit: 2000MS
Memory Limit: 65536K
Total Submissions: 13103
Accepted: 5883
题目链接:http://poj.org/problem?id=3268
Description
One cow from each of...
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其他好文 时间:
2014-11-08 19:43:11
阅读次数:
252
用phpmyadmin导入数据提示USING BTREE 错误,原因是mysql不兼容,因为mysql 5.14版本之前不认识 USING BTREE,sql执行到这一段就进行不下去了。解决方法如下,打开sql文件找到如下代码段
CREATETABLE `dede_purview` (
`mid` mediumint(8) DEFAULT'0',
`typeid` s...
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数据库 时间:
2014-11-08 12:06:27
阅读次数:
208
Silver Cow PartyTime Limit:2000MSMemory Limit:65536KTotal Submissions:13100Accepted:5881DescriptionOne cow from each o...
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其他好文 时间:
2014-11-08 02:03:54
阅读次数:
276
POJ 3189 Steady Cow Assignment
题目链接
题意:一些牛,每个牛心目中都有一个牛棚排名,然后给定每个牛棚容量,要求分配这些牛给牛棚,使得所有牛对牛棚的排名差距尽量小
思路:这种题的标准解法都是二分一个差值,枚举下界确定上界,然后建图判断,这题就利用最大流进行判断,值得一提的是dinic的效率加了减枝还是是卡着时间过的,这题理论上用sap或者二分图多重匹...
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其他好文 时间:
2014-11-07 23:31:18
阅读次数:
412