import java.net.InetAddress;

import java.net.UnknownHostException;

 

public class MyLocalHostName {

    public static void main(String a[]){

        try {

            InetAddress myHost = InetAddress.getLocalHost();

            System.out.println(myHost.getHostName());

        } catch (UnknownHostException ex) {

            ex.printStackTrace();

        }

    }

}