模拟龟兔赛跑

package Thread;

public class Race implements Runnable{
//胜利者
    private static String Winner;
    @Override
    public void run() {

        for (int i = 0; i <= 100; i++) {
            //模拟兔子休息
            if (Thread.currentThread().getName().equals("兔子")&& i%10==0){
                try {
                    Thread.sleep(200);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
            //判断比赛是否结束
            boolean flag = gameOver(i);
            //如果比赛结束了，就停止程序
            if(flag){
                break;
            }
            System.out.println(Thread.currentThread().getName()+"跑了"+i+"步");
        }
    }
    //判断是否完成比赛
    public boolean gameOver (int steps){
        //判断是否有胜利者
        if (Winner!=null){//已经存在胜利者了
            return true;
        }{
            if (steps>=100){
                Winner=Thread.currentThread().getName();
                System.out.println("Winner is "+Winner);
                return true;
            }
        }
        return false;
    }

    public static void main(String[] args) {
        Race race = new Race();
        new Thread(race,"兔子").start();//打印结果
        new Thread(race,"乌龟").start();//打印结果
    }
}