Challenge 2: Implement an Interface

Can you implement an interface in your class? A solution is placed in the solution section to help you, but we would suggest you try to solve it on your own first.

Problem Statement

You are given an interface, IAddition, which contains a method signature int AddTwo(int num1, int num2). You need to write a class called Calculator which implements the IAddition interface.

The AddTwo(int num1, int num2) method takes two integers and returns their sum.


Calling the AddTwo(int num1, int num2) method by passing num1 and num2.


Returns the addition of num1 and num2.

Sample Input

Calculator cal = new Calculator();
cal.AddTwo(10, 20);

Sample Output


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