using System;

public class Program

{

    public static void Main()

    {

        //Console.WriteLine("Hello World");

        string productType = Console.ReadLine();

        IProduct prod = SimpleFactory.GetProduct(productType);

        prod.Operation1();

        prod.Operation2();

    }

}

​

​

public class SimpleFactory{

    public static IProduct GetProduct(string type)

    {

        if (type=="Product1")

            return new Product1();

        else if (type=="Product2")

            return new Product2();

        else

            return null;

    }

​

}

​

public interface IProduct{

    void Operation1();

    void Operation2();

​

} 

​

public class Product1:IProduct{

​

    public void Operation1(){

        Console.WriteLine("Product 1 Operation 1 performed");

    }

    public void Operation2(){

        Console.WriteLine("Product 1 Operation 2 performed");

    }

​

}

​

​

public class Product2:IProduct{

​

    public void Operation1(){

        Console.WriteLine("Product 2 Operation 1 performed");

    }

    public void Operation2(){

        Console.WriteLine("Product 2 Operation 2 performed");

    }

​

}