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poj 2385 Apple Catching
Description It is a little known fact that cows love apples. Farmer John has two apple trees (which are conveniently numbered 1 and 2) in his field, e ...
分类:移动开发   时间:2018-08-23 20:12:10    阅读次数:197
Linux 常用知识及故障处理
Linux常用知识及故障处理1、修改当前系统语言比如当前语言是en_US.UTF-8,因环境需要修改为zh_CN.UTF-8,首先切换到root,追加一行内容即可。echo‘exportLANG="zh_CN.UTF-8"‘>>~/.bashrc重新登录系统,查看语言变化echo$LANG2、Linux系统中根目录下或者新挂载的磁盘目录下有一个叫lost+found,它的作用是什么?如
分类:系统相关   时间:2018-08-23 20:10:04    阅读次数:228
[USACO08NOV]Mixed Up Cows
嘟嘟嘟 一看n那么小,那一定是状压dp了(表示从没写过,慌)。 首先dp[i][j](i 是一个二进制数,第x位为1代表选了第x头牛),表示 i 这个状态最后一头牛是第 j 头牛时的方案数。 然后当 j 被选上时,即 if(i & (1 << (j - 1)))时,我们在枚举倒数第二头牛p,也是当他 ...
分类:其他好文   时间:2018-08-23 16:51:53    阅读次数:189
poj 2376 Cleaning Shifts
Description Farmer John is assigning some of his N (1 <= N <= 25,000) cows to do some cleaning chores around the barn. He always wants to have one cow ...
分类:其他好文   时间:2018-08-22 11:10:48    阅读次数:185
POJ 2229 Sumsets
Description Farmer John commanded his cows to search for different sets of numbers that sum to a given number. The cows use only numbers that are an i ...
分类:其他好文   时间:2018-08-20 21:54:39    阅读次数:147
POJ 2385 Apple Catching
Apple Catching Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 15231 Accepted: 7465 Description It is a little known fact that cows love ap ...
分类:移动开发   时间:2018-08-20 21:42:24    阅读次数:185
POJ-3176 Cow Bowling
Language: Default Cow Bowling Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 22568 Accepted: 14886 Description The cows don't use actual b ...
分类:其他好文   时间:2018-08-20 20:38:09    阅读次数:284
POJ 3171 区间最小花费覆盖 (DP+线段树
Cleaning Shifts Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 4245 Accepted: 1429 Description Farmer John's cows, pampered since birth, h ...
分类:其他好文   时间:2018-08-19 18:25:48    阅读次数:228
H - Expedition 优先队列 贪心
"来源poj2431" A group of cows grabbed a truck and ventured on an expedition deep into the jungle. Being rather poor drivers, the cows unfortunately mana ...
分类:其他好文   时间:2018-08-19 17:32:35    阅读次数:145
POJ 3179 Corral the Cows
Corral the Cows Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 1352 Accepted: 565 Description Farmer John wishes to build a corral for his ...
分类:其他好文   时间:2018-08-18 17:50:22    阅读次数:436
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