using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Inheritance
{
    class Human
    {
        static void Main(string[] args)
        {
            Women Nadia = new Women();
            Nadia.Do();
            Men Denis = new Men();
            Denis.Do();
        }
        public virtual void Do()
        {
            Console.WriteLine("Do it ");
        }
    }

    class Women : Human
    {
        public override void Do()
        {
            base.Do();
            Console.WriteLine("women");
        }
    }
    class Men : Human
    {
        public override void Do()
        {
            base.Do();
            Console.WriteLine("men");
        }
    }
}