multithreading

public class MultiThread {
    public MultiThread() {
    }

    public static void main(String[] args){
        new NewThread();
        try{
            for (int i=5; i>0; i--){
                System.out.println("Main Thread : "+ i);
                Thread.sleep(100);
            }
        } catch (InterruptedException e){
            System.out.println("Main thread interrupted.");
        }
        System.out.println("Main thread exiting.");
    }

    static class NewThread extends Thread{
        NewThread() {
            super("Demo Thread");
            System.out.println("Child Thread : " + this);
            start();
        }
        public void run(){
            try{
                for (int i=5; i>0; i--){
                    System.out.println("Child Thread : "+ i);
                    Thread.sleep(200);
                }
            } catch (InterruptedException e){
                System.out.println("Child interrupted");
            }
            System.out.println("Exiting child thread.");
        }
    }
}