手动输入一行字符串,并对其排序. 脚本如下: #!/bin/bash #a test about sort echo "please input a number list" read -a arrs for((i=0;i<${#arrs[@]};i++)){ for((j=0;j<${#arrs[@]}-1;j++)){ if [[ ${arrs[j]} -gt ${arrs[j+1]} ]];then tmp=${arrs[j]} arrs[j]=${arrs[j+1]…
声音文件folder.wav放置在bin目录下debug下 1.通过API调用 [c-sharp] view plaincopy using System.Runtime.InteropServices; [DllImport("winmm.dll")] public static extern bool PlaySound(string pszSound, int hmod, int fdwSound); public const int SND_FILENAME = 0x00020…
最近在做一个项目,需要用树莓派作为AP发射wifi,对比cubieboard,树莓派的配置容易得多,而且支持也更多. 较为官方的介绍配置为无线热点的文章莫过于这一篇<RPI-Wireless-Hotspot> 按照这个设置,我的其实不成功,于是找到这篇文章<Turn Your Raspberry Pi Into a WiFi Hotspot with Edimax Nano USB EW-7811Un (RTL8188CUS chipset)> 下面是我配置的过程,主要是hosta…
本文介绍安装spark单机环境的方法,可用于测试及开发.主要分成以下4部分: (1)环境准备 (2)安装scala (3)安装spark (4)验证安装情况 1.环境准备 (1)配套软件版本要求:Spark runs on Java 6+ and Python 2.6+. For the Scala API, Spark 1.3.1 uses Scala 2.10. You will need to use a compatible Scala version (2.10.x). (2)安装好l…
To Check current users permissions using Ecmascript\Javascript client object model SharePoint 2010. function checkifUserHasEditPermissions() { context = new SP.ClientContext.get_current(); web = context.get_web(); this._currentUser = web.get_currentU…
If you understand the comments below, never will you make mistakes with binary search! thanks to A simple CPP solution with lower_bound and C++ O(logn) Binary Search that handles duplicate, thanks to phu1ku 's answer on the second post. http://en.cpp…
Ombrophobic Bovines Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 16539 Accepted: 3605 Description FJ's cows really hate getting wet so much that the mere thought of getting caught in the rain makes them shake in their hooves. They have…
A Plug for UNIX Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 14786 Accepted: 4994 Description You are in charge of setting up the press room for the inaugural meeting of the United Nations Internet eXecutive (UNIX), which has an interna…
Dungeon Master Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 20995 Accepted: 8150 Description You are trapped in a 3D dungeon and need to find the quickest way out! The dungeon is composed of unit cubes which may or may not be filled wit…
Demacia of the Ancients Time Limit: 2 Seconds Memory Limit: 65536 KB There is a popular multiplayer online battle arena game called Demacia of the Ancients. There are lots of professional teams playing this game. A team will be approved as Level K if…
Lunch Time Time Limit: 2 Seconds Memory Limit: 65536 KB The 999th Zhejiang Provincial Collegiate Programming Contest will be held in Marjar University. The canteen of Marjar University is making preparations for this grand competition. The canteen pr…
Beauty of Array Time Limit: 2 Seconds Memory Limit: 65536 KB Edward has an array A with N integers. He defines the beauty of an array as the summation of all distinct integers in the array. Now Edward wants to know the summation of the beauty of all…
