java小程序

/*
需求：简单的卖盘程序。
多个窗口同时卖票。
*/
class Ticket extends Thread
{
	private static int tick = 100;
	public void run()
	{
		while(true)
		{
			if(tick > 0)
			{
				System.out.println(Thread.currentThread().getName()+"...sale:" + tick--);
			}
		}
	}

}


class TicketDemo 
{
	public static void main(String[] args) 
	{
		Ticket t1 = new Ticket();
		Ticket t2 = new Ticket();
		Ticket t3 = new Ticket();
		Ticket t4 = new Ticket();

		t1.start();
		t2.start();
		t3.start();
		t4.start();
	}
}