HackerRank Java- Inheritance II
Write the following code in your editor below:
A class named Arithmetic with a method named add that takes 2 integers as parameters and returns an integer denoting their sum.
A class named Adder that inherits from a superclass named Arithmetic.
Your classes should not be be public.
- import java.io.*;
- import java.util.*;
- import java.text.*;
- import java.math.*;
- import java.util.regex.*;
-
- class Arithmetic {
- int add(int x, int y) {
- return x + y;
- }
- }
-
- class Adder extends Arithmetic {
- Adder() {}
- }
-
- public class Solution{
- 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");
- }
- }
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