main.java

main.java

public class Main {

    public static void main(String[] args) {
        Thread thread1 = new Thread(new HelloRunnable());
        thread1.start();

        Thread thread2 = new Thread(new HelloThread());
        thread2.start();
    }

    //Provide a Runnable object
    static class HelloRunnable implements Runnable {
        public void run() {
            System.out.println("Hello(Runnable) from a thread!");
        }
    }

    //Subclass Thread
    static class HelloThread extends Thread {
        public void run() {
            System.out.println("Hello(Thread) from a thread!");
        }
    }
}