本程序包换一个游戏程序和各种功能的计数器和加法器源程序及波形发生器的代码程序，适合初学者使用-This program replacement a game program and a variety of functions counters and adders and waveform generator source code procedures, suitable for beginners

贪吃蛇小游戏的C源代码，简单易懂，功能齐全，可直接上使用。-Snake game C source code, easy to understand, the function is all ready, can use directly.

打飞机小游戏的C语言源代码，该源代码简单易懂，且功能齐全，可直接使用。-Small plane game on the C language source code, the source code is simple to understand, and the function is all ready, can be used directly.