移动的笑脸的汇编程序，笑脸在屏幕上移动且根据随机产生的0，1，2开完成笑脸的上右，右和右下的移动，到达边界结束移动-movement faces a compilation procedures, smiling faces on the screen and under the random movement of 0,1, 2 opened completed a smiling face on the right and the right of movement and right lower, the end of the boundary Mobile