Basic Code Of MutiThreading by extending Thread

import java.lang.*;
import java.io.*;
import java.util.*;


public class UdemyClasses extends Thread
{
	public void run() 
	{
		System.out.println("hello there!");
	}
	
	public static void main(String args[]) 
	{
		UdemyClasses obj = new UdemyClasses();
		obj.start();
	}
}