class NewThread2 implements Runnable
{
     Thread t;
     
     NewThread2()
     {
    	 t=new Thread(this,"Demo2 Thread");
    	 System.out.println("Child thread :"+t);
    	 t.start();
     }
     
     public void run()
     {
    	 try
    	 {
    		 for(int i=5;i>0;i--)
    		 {
    			 System.out.println("Child Thread:"+i);
    			 Thread.sleep(1000);
    		 }
    	 }
    		catch(InterruptedException e)
    	 {
    		 System.out.println("Child interrupted."); 
    	 }
    	 System.out.println("Exiting child thread");
     }
}

class ThreadDemo
{
	public static void main(String[] args)
	{
		new NewThread2();
		try
		{
			for(int i=5;i>0;i--)
			{
				System.out.println("Main Thread :"+i);
				Thread .sleep(1000);
			}
		}
		catch(InterruptedException e)
		{
			System.out.println("Main thread interrupted.");
		}
		System.out.println("the main thread exiting");
	}
}