​

using System;

​

namespace sas1617Polymorphism

{

​

    class Program

    {

​

            static void Main(String[] args)

            {

                console.writeline("Welcome to topic about Polymorphism");

​

                //Let's creat class first just like in the previous topic Interface

                //Now declare the class name 

​

                Animal myAnimal = new Animal();

                Animal myCat = new Cat();

                Animal myDog = new Dog();

                Animal myDuck = new Duck();

​

                //Print

                myAnimal = new Animal();

                myCat = new Cat();

                myDog = new Dog();

                myDuck = new Duck();

            }

    }

​

}

​

​

​