// https://www.hackerrank.com/challenges/java-inheritance-2/problem?h_r=next-challenge&h_v=zen&h_r=next-challenge&h_v=zen

public class JavaInheritenceII {

public static void main(String[] args) {

// 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");

}

}

class Arithmetic {

public int add(int a, int b) {

return a + b;

}

}

class Adder extends Arithmetic {

}