模拟爬山

package Zuoye;

public class User implements Runnable{
    private int time;
    private int num = 10;
    public User (int time) {
        this.time= time;
    }

    @Override
    public void run() {
        while(true){
        if(num==0){
            break;
        }
        System.out.println(Thread.currentThread().getName()+"爬完100米");
        try {
            Thread.sleep(time);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        num--;
    }
    System.out.println(Thread.currentThread().getName()+"到达终点");
}
        // TODO Auto-generated method stub
        
    } 

package Zuoye;

public class Test {
    public static void main(String[] args) {
        System.out.println("*************比赛开始****************");
        User user = new User(500);
        User user2 = new User(1200);
        Thread t1 = new Thread(user,"年轻人");
        Thread t2 = new Thread(user2,"老年人");
        t1.start();
        t2.start();
    }

}