1251. Cemetery Manager Time limit: 1.0 secondMemory limit: 64 MB There is a tradition at the USU championships to call the most hard-to-solve problems coffins. But to distribute coffins is also a very difficult problem. Consider a cemetery with place…

1255. Graveyard of the Cosa Nostra Time limit: 1.0 secondMemory limit: 64 MB There is a custom among the Ural Mafiosi — a big Mafioso’s coffin is to be carried by all his subordinates. The length of the coffin (in meters) equals to the number of the…

1252. Sorting the Tombstones Time limit: 1.0 secondMemory limit: 64 MB There is time to throw stones and there is time to sort stones… An old desolate cemetery is a long dismal row of nameless tombstones There are N tombstones of various shapes. The…

1249. Ancient Necropolis Time limit: 5.0 secondMemory limit: 4 MB Aerophotography data provide a bitmap picture of a hard-to-reach region. According to the suggestions of scientists, this region is a cemetery of an extinct civilization. Indeed, the p…

Sorting the Tombstones Time Limit:1000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Submit Status Practice URAL 1252 Description There is time to throw stones and there is time to sort stones… An old desolate cemetery is a long dismal…

 Ancient Necropolis Time Limit:5000MS     Memory Limit:4096KB     64bit IO Format:%I64d & %I64u Submit Status Practice URAL 1249 Description Aerophotography data provide a bitmap picture of a hard-to-reach region. According to the suggestions of scie…

Redis缓存服务器是一款key/value数据库,读110000次/s,写81000次/s,因为是内存操作所以速度飞快,常见用法是存用户token.短信验证码等 官网显示Redis本身并没有Windows版本的,微软官方开发了基于Windows的Redis服务器:MSOpenTech/redis 一.Redis服务端 首先下载Redis服务器,点击前往下载.msi版本,双击安装Redis服务端就有了,并以服务的形式随系统一起启动: 安装好Redis服务器之后第一件事就是设置密码,进入安装目录:…

在VMware的vSphere化境中,VUM的角色相当于Windows 环境中的WSUS(Windows 更新服务器),可以批量,自动化的完成所管辖ESXi主机的大版本迁移,小版本升级的任务,深受管理员们的喜爱. 同时VUM也支持向VMware vCenter Server Application (vsa)中注册该插件. 新版中添加了重新注册VC的功能,方便将VUM部署到其他同级别+的VC版本上. 1. 在安装有VUM的Windows服务器上先停止VUM的服务 a) 可以使用net stop…

在部署tomcat项目的时候,除了把war文件直接拷贝到tomcat的webapp目录下,还有一种方法可以浏览器中管理和部署项目,那就是使用tomcat manager. 默认情况下,tomcat manager是不可用的,因为它的用户角色和密码并没有正确配置. 这里采用的是tomcat7.0.打开conf文件夹下的文件tomcat-user.xml tomcat原配置 <!--   <role rolename="tomcat"/>   <role rolen…

有时学习时安装的服务太多,比如mysql.mongodb.redis.apache.nginx等等,它们都是默认开机启动的,如果不想让它们开机启动,用到时再自己手工启动怎么办呢? 使用sysv-rc-conf确实是一个不错的选择,但在暂时不了解服务启动的层级细节,又只需要一次过全关掉的情况下,用sysv-rc-conf未免过于繁琐. 好在我们还有图形界面下的工具Boot-up Manager,即bum sudo apt-get install bum 安装之后以root身份运行,就可以直接对特定…