using System;

using System. Collections. Generic;

public class Program

{

    public static void Main()

    {

        var values = new List<EmployeeTax>();

        values.Add(new EmployeeTax() {ID = 1,Name = "Sathish",Gender = "Male", DOB = "01-June-1993", Salary = "50000" });

        values.Add(new EmployeeTax() {ID = 1,Name = "Archana",Gender = "Female", DOB = "01-June-1993", Salary = "70000" });

        values.Add(new EmployeeTax() {ID = 1,Name = "kumar",Gender = "Male", DOB = "01-June-1993", Salary = "25000" });

        values.Add(new EmployeeTax() {ID = 1,Name = "karthi",Gender = "Male", DOB = "01-June-1993", Salary = "10000" });

        var tax = 0;

        if(values[0].Gender.Equals("Male"))

        {

        IEmployee male = new MaleGenderClass();

        tax = male.CalculateTax();

        }

    }

}

​

interface IEmployee

{

   int CalculateTax();   

}

​

public class MaleGenderClass : IEmployee

{

   public int CalculateTax()

   {

       return 2;

   }

}

​

public class FemaleGenderClass : IEmployee

{

   public int CalculateTax()

   {

       return 1;

   }

}

​

public class EmployeeTax

    {   

        public int ID {get; set;}

        public string Name {get; set;}

        public string Gender {get; set;}

        public string DOB {get; set;}

        public string Salary {get; set;}        

    }