该代码是用Objective-c实现的手机游戏Flappy bird，结合UI实现图形界面，将小鸟飞，撞到柱子都很好的展现了出来。小鸟撞到一次柱子，该游戏便结束。-The code is implemented in Objective-c mobile games with Flappy bird, combined with graphical UI implementation, the bird, hit the pillar very good show out. Bird hit a