Inheritance

How  to work on Inheritance 

import java.io.*;

import java.util.*;

import java.text.*;

import java.math.*;

import java.util.regex.*;

class Arithmetic {

public int add(int x, int y) {

return x + y;

}

}

class Adder extends Arithmetic {

}

public class Solution1 {

public static void main(String[] args) {

// TODO Auto-generated method stub

// Create a new Adder object

        Adder a = new Adder();

        

        // Print the name of the superclass on a new line

        System.out.println("My superclass is: " + a.getClass().getSuperclass().getName());

        

        // Print the result of 3 calls to Adder's `add(int,int)` method as 3 space-separated integers:

        System.out.print(a.add(10,32) + " " + a.add(10,3) + " " + a.add(10,10) + "\n");

}

}