using System;

public class Employee

{

​

    double hours;

    double pay;

​

    public virtual void CalcPay()

    {

        Console.WriteLine("Performing Calculations");

    }

}

​

class Salaried : Employee       

{

    public override void CalcPay() 

    {

        Console.WriteLine(5.0);

        base.CalcPay();                 

    }

}

​

class Hourly : Employee

{

    public override void CalcPay()

    {

​

        Console.WriteLine(6.0);

        base.CalcPay();

    }

}

​

​

public class Program

{

    public static void Main()

    {

        System.Collections.Generic.List<Employee> employee = new System.Collections.Generic.List <Employee>();

        employee.Add(new Salaried());

        employee.Add(new Hourly());

        foreach (Employee s in employee)

        {

            s.CalcPay();

        }

        Console.WriteLine("\n");

​

        employee[0].CalcPay();  

​

        ((Salaried)employee[0]).CalcPay();

        ((Hourly)employee[1]).CalcPay();

        ((Employee)employee[0]).CalcPay();

​

        Console.WriteLine("\n");

        Employee s1 = new Salaried();

        s1.CalcPay();

        Employee s2 = new Hourly();

        s2.CalcPay();

    }

}