用Brew做的一个猜拳小游戏。 这是一个完整的BREW平台上的手机游戏，游戏不是很复杂，操作方便。 可以作为brew初学者学习的一个小例子。-Brew to do with a finger-guessing game game. This is a complete BREW mobile gaming platform, games are not very complicated, easy to operate. Brew can be used as a beginner le