两个线程同时运行的案例

/*
* 功能：两个线程同时运行的案例
*/
package com.test3;

public class Demo10_3 {

/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
Bird bird=new Bird(10);
Pig pig=new Pig(10);
Thread t1=new Thread(bird);
Thread t2=new Thread(pig);
t1.start();
t2.start();

}

}
//打印
class Pig implements Runnable
{int n=0;
int times=0;
public Pig(int n)
{
this.n=n;

}

@Override
public void run() {
// TODO Auto-generated method stub
while (true){
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
++times;
System.out.println("现在正在打印第"+times+"个hello，world！");
if(times==n)
break;
}
}

}
//算数学题
class Bird implements Runnable
{
int n=0;int res=0;
int times=0;
public Bird(int n)
{
this.n=n;
}
@Override
public void run() {
// TODO Auto-generated method stub
while(true)
{
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
res+=(++times);
System.out.println("当前的结果是"+res);
if(times==n)
{System.out.println("最后的结果是"+res);
break;}
}
}

}