7_01_030421217.java

开始学JAVA老师布置的作业一学期的哦希望新手有用

class MultiThreadTest
{
	public static void main(String[] args)
	{
		MyThread mt = new MyThread();
		new Thread(mt).start();
		new Thread(mt).start();
		new Thread(mt).start();
		System.out.println("main:"+Thread.currentThread().getName());
		System.out.println("main:exit");
	}
}

class MyThread implements Runnable
{
	public void run()
	{   
		
		System.out.println(Thread.currentThread().getName()+" structure");
			try
			{
				Thread.sleep((long)(Math.random()*10000));
			}
			catch(Exception e)
			{
				e.printStackTrace();
			}
		System.out.println(Thread.currentThread().getName()+" exit");	
			
	}
}