задача 1 полиморф

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

namespace задача_полиморф_1
{
    class Programm
    {
        static void Main()
        {
            IDamageable damageable = new Wolf();
            Kill(damageable);
            Kill(damageable);

            Console.WriteLine();

            IDamageable damageable1 = new Dragon();
            Kill(damageable1);
            Kill(damageable1);
            Kill(damageable1);
            Kill(damageable1);
            Kill(damageable1);

            Console.ReadKey();
        }

        static void Kill(IDamageable damageable)
        {
            damageable.Damage(100);
            if (damageable.IsAlive())
            {
                Console.WriteLine("Цель ещё жива");
            }
            else
            {
                Console.WriteLine("Цель мертва");
            }

        }

    }

    interface IDamageable
    {
        void Damage(int damage);
        bool IsAlive();
    }

    class Wolf:IDamageable
    {
       public int Health { get; set; }
       public bool isAlive { get; set; }

        public Wolf()
        {
            Health = 200;
            isAlive = true;
        }

       public bool IsAlive()
        {
            if(this.Health<=0)
            {
                this.isAlive = false;
            }

            return this.isAlive;
        }

       public void Damage(int damage)
        {
            this.Health -= damage;
        }
    }

    class Dragon : Wolf, IDamageable
    {
        public Dragon() : base()
        {
            Health = 450;
            isAlive = true;
        }
    }

}