一个小游戏，通过方向键控制人物左右行走从而吃到笑脸或哭脸。吃到笑脸得10分，吃到哭脸失去10分。-A little game about walking through the arrow keys to control the character to eat smiley face or sad face. Eat smiley 10 points, eat sad to lose 10 points.