mfc的小球碰撞可视化界面程序，可以用来观察完全弹性碰撞和完全非弹性碰撞-mfc small ball collision visual interface program can be used to observe fully and completely non-elastic collision elastic collision

简单的屏幕保护软件，用MFC编写，适合MFC初学者使用。界面上两个球碰撞移动。-Simple screen saver software written using MFC for MFC beginners. The two balls collide mobile interface.