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POJ 3274 -- Gold Balanced Lineup
Gold Balanced Lineup Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 16467 Accepted: 4664 Description Farmer John's N cows (1 ≤ N ≤ 100,000 ...
分类:其他好文   时间:2018-02-11 10:52:55    阅读次数:197
USACO 2006 NOV Corn Fields
题目描述 Farmer John has purchased a lush new rectangular pasture composed of M by N (1 ≤ M ≤ 12; 1 ≤ N ≤ 12) square parcels. He wants to grow some yummy ...
分类:其他好文   时间:2018-02-10 21:22:46    阅读次数:140
BZOJ_2058_[Usaco2010 Nov]Cow Photographs_逆序对
BZOJ_2058_[Usaco2010 Nov]Cow Photographs_逆序对 题意: 奶牛的图片 Farmer John希望给他的N(1<=N<=100,000)只奶牛拍照片,这样他就可以向他的朋友炫耀他的奶牛.这N只奶牛被标号为1..N. 在照相的那一天,奶牛们排成了一排.其中第i个位 ...
分类:其他好文   时间:2018-02-10 16:56:40    阅读次数:167
bzoj 1717: [Usaco2006 Dec]Milk Patterns 产奶的模式
题目链接 "bzoj 1717: [Usaco2006 Dec]Milk Patterns 产奶的模式" 题解 后缀排序 求出height之后一段区间[l,r]内,出现r l+1次最长的串是$min(height[i]) l include include const int maxn = 6000 ...
分类:其他好文   时间:2018-02-09 22:34:04    阅读次数:153
USACO 2008 Watering hole Prim
题目 题目描述 Farmer John has decided to bring water to his N (1 <= N <= 300) pastures which are conveniently numbered 1..N. He may bring water to a pasture ...
分类:其他好文   时间:2018-02-07 15:09:25    阅读次数:162
linux具体时间段日志查询
查看某个时间段的日志(比如access.log日志),如何实现?方法有很多种,比如我要看查的时间是2018年2月5号--2月6号的日志吧。(1).用sed命令,格式为:sed-n‘/起始时间/,/结束时间/p‘日志文件,如下:sed-n‘/05\/Feb\/2018/,/06\/Feb\/2018/p‘access.log(2).用grep,格式为:grep-E&#
分类:系统相关   时间:2018-02-06 14:56:02    阅读次数:331
USACO 2015 Meeting time BFS+最优剪枝
题目 题目描述 Bessie and her sister Elsie want to travel from the barn to their favorite field, such that they leave at exactly the same time from the barn, ...
分类:其他好文   时间:2018-02-06 01:06:59    阅读次数:175
USACO 4.4 Frame up Topological Sort
题目描述 看下面的五张 9 x 8 的图像: ........ ........ ........ ........ .CCC.... EEEEEE.. ........ ........ ..BBBB.. .C.C.... E....E.. DDDDDD.. ........ ..B..B.. . ...
分类:其他好文   时间:2018-02-04 15:36:15    阅读次数:157
[Usaco2009 Feb]庙会捷运Fair Shuttle
Description 公交车一共经过N(1 include include include include define inf 0x7f7f7f typedef long long ll; typedef unsigned int ui; typedef unsigned long long u ...
分类:其他好文   时间:2018-02-04 00:31:01    阅读次数:93
[Usaco2005 Feb]Feed Accounting 饲料计算
Description Farmer John is trying to figure out when his last shipment of feed arrived. Starting with an empty grain bin, he ordered and received F1 ( ...
分类:其他好文   时间:2018-02-04 00:28:47    阅读次数:164
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