程序中先让你选择1、2、3出拳，然后调用随机函数出拳，然后调用函数judgewin判断胜负并显示结果。这个过程会一直持续下去，直到关闭游戏。-Let you choose to process 1,2,3 punching, punching and then call the random function, and then call the function to determine the outcome of judgewin result will be displayed. This process will continue until the closure of the game.