C++使用onTimer()函数编写的秒表，时、分、秒、微秒都能设置，点击开始按钮，秒表就开始走动了，窗体上的那几个按钮做的相当漂亮，不少朋友以前专一做出这种按钮，今天竟然在这个秒表中发现了，幸运。 -C++ using onTimer () function written in stopwatch, hours, minutes, seconds, microseconds can be set, click the Start button, the stopwatch started

游戏界面编程，根据自己设定的值，看一下led等亮的数量或几率。-Game programming interface, according to their own set of values, look at the number or led so bright chances.

抽奖系统：用于抽奖的软件系统用随机数产生座位数实现模拟真实抽奖系统-Lottery system: used for the lucky draw with random number software system produce occupancy simulate the real draw system

一个简单的抽奖程序，从1至500个数中随机抽取一个，显示在窗口中。适合小型抽奖活动。-A simple windows form application that could perform luck draw.