package com.zhoutenghn;

public class Thread3 implements Runnable
{
	Thread3a time = new Thread3a();
	public static void main(String[] args) 
	{
      // Thread3 thread3a = new Thread3();
       Thread3 thread3b = new Thread3();
       Thread t3a = new Thread(thread3b);
       Thread t3b = new Thread(thread3b);
       t3a.setName("t3a");
       t3b.setName("t3b");
       t3a.start();
       t3b.start();
	}
   public void run()
   {
	   time.add(Thread.currentThread().getName());
   }
}
class Thread3a
{
	static int num = 0 ;
	public synchronized void add (String name )
	{
		num ++ ;
		try 
		{
			Thread.sleep(1000);
		}catch (InterruptedException e)
		       {	}
		System.out.println(name+"  " +"你是第"+ num +"個訪問的用戶！");
	}
}