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HDU 5023 A Corrupt Mayor's Performance Art (线段树)
Problem Description Corrupt governors always find ways to get dirty money. Paint something, then sell the worthless painting at a high price to someone who wants to bribe him/her on an auction, this ...
分类:其他好文   时间:2014-09-20 20:23:09    阅读次数:289
.每隔5秒查看hadoop用户是否登录,如果登录,显示其登录并退出;否则,显示当前时间,并说明hadoop尚未登录
36.每隔5秒查看hadoop用户是否登录,如果登录,显示其登录并退出;否则,显示当前时间,并说明hadoop尚未登录:#!/bin/bash#who|grep"hadoop"&>/dev/nullRETVAL=$?while[$RETVAL-ne0];doecho"`date`,hadoopisnotlog."sleep5who|grep"hadoop"&>/dev/nullRETVAL=$?..
分类:其他好文   时间:2014-09-19 19:32:58    阅读次数:162
POJ 2886 Who Gets the Most Candies?
Who Gets the Most Candies? Time Limit: 5000MS   Memory Limit: 131072K Total Submissions: 10234   Accepted: 3177 Case Time Limit: 2000MS Description N children are si...
分类:其他好文   时间:2014-09-19 15:40:15    阅读次数:189
查询SQL数据库死锁
使用sqlserver作为数据库的应用系统,都避免不了有时候会产生死锁, 死锁出现以后,维护人员或者开发人员大多只会通过sp_who来查找死锁的进程,然后用sp_kill杀掉。利用sp_who_lock这个存储过程,可以很方便的知道哪个进程出现了死锁,出现死锁的问题
分类:数据库   时间:2014-09-19 15:21:45    阅读次数:220
Codeforces Round #267 (Div. 2) A. George and Accommodation
George has recently entered the BSUCP (Berland State University for Cool Programmers). George has a friend Alex who has also entered the university. Now they are moving into a dormitory. George and...
分类:其他好文   时间:2014-09-19 10:14:05    阅读次数:290
poj 2886 Who Gets the Most Candies?(线段树)
题目链接:poj 2886 Who Gets the Most Candies? 题目大意:N个人围成一圈玩约瑟夫环游戏,不同的是,步长不固定,由前一个出局的人决定,给定K表示起始的人。第i个淘汰的人将获得g(i)个糖果,问说谁获得的糖果最多。g(x)为x的因子个数。 解题思路:起始g(x)是成阶段的,所以打表处理处g(x)递增值,对于每个N,一开始找到小于等于N的最大x,那么第x个淘...
分类:其他好文   时间:2014-09-18 19:02:24    阅读次数:250
Matlab自带教程学习笔记1
变量赋值,类似a=1b=2数组赋值,类似:t=[1 2 3 4 5]t=1:5t=0:0.1:2使用whos命令会输出当前已经定义的变量的:help原文:WHOS is a long form of WHO. It lists all the variables in the current ...
分类:其他好文   时间:2014-09-17 23:19:02    阅读次数:330
不重启mysqld更改root密码
Ever found yourself working on a MySQL server where root’s password is unavailable? It has happened to me a few times, always because the person who s...
分类:数据库   时间:2014-09-17 11:39:32    阅读次数:347
每日一句(2014-9-16)
The people who get on in this world are the people who get up and look forthe circumstances they want, and if they can't find them, make them取得成功的人,都是...
分类:其他好文   时间:2014-09-16 14:01:40    阅读次数:104
黑马程序员---------《基础语法》笔记
------Java培训、Android培训、iOS培训、.Net培训、期待与您交流! -------mac ox 基础介绍1.常用的Unix指令ls-l 列出当前路径的所有文件cd 目录转换pwd 显示当前路径mkdir 新建目录touch 创建文件open 打开文件\文件夹who 显示当前用户名...
分类:其他好文   时间:2014-09-16 12:34:50    阅读次数:167
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