using System;

using System.Collections.Generic;

using System.Globalization;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

​

namespace practice1

{

    public class Employee

    {

        public int Id { get; set; }

        public string Name { get; set; }

        public string Gender { get; set; }

        public DateTime DOB { get; set; }

        public double Salary { get; set; }

    }

    public class CalTax

    {

        public virtual double CalulateTax(double salary)

        {

            return salary;

        }

    }

    public class MEmployee : CalTax

    {

​

        public override double CalulateTax(double Salary)

        {

            return 0.05 * Salary;

        }

    }

    public class FEmployee : MEmployee

    {

        public override double CalulateTax(double Salary)

        {

            return 0.04 * Salary;

        }

    }

​

    public class Program

    {

        public static void Main(string[] args)

        {

            CalTax Emp;

            List<Employee> list1 = new List<Employee>

            {

                new Employee { Id=1, Name="Rohit", Gender="Male", DOB=DateTime.ParseExact("01/02/1988", "dd/MM/yyyy", CultureInfo.InvariantCulture), Salary=10000 },

                new Employee { Id=2, Name="Roshini", Gender="FeMale", DOB=DateTime.ParseExact("01/04/1988", "dd/MM/yyyy", CultureInfo.InvariantCulture), Salary=10000 }

            };

            foreach(Employee item in list1)

            {

                if(item.Gender=="Male")

                {

                    Emp = new MEmployee();

                    Console.WriteLine("EMPID:" + item.Id + "    Name:" + item.Name + "      DOB:" + item.DOB + "    Salary:" + item.Salary + "    Tax: " + Emp.CalulateTax((double)item.Salary));

                    Console.WriteLine();

                }

                else if(item.Gender == "FeMale")

                {

                    Emp = new FEmployee();

                    Console.WriteLine("EMPID:" + item.Id + "    Name:" + item.Name + "      DOB:" + item.DOB + "    Salary:" + item.Salary + "    Tax: " + Emp.CalulateTax((double)item.Salary));

                    Console.WriteLine();

                }

            }

            Console.ReadLine();

        }

    }

}