using System;

​

public class Program

{

    public static void Main()

    {

        var zebra = new Animal(new Herbivoro());

        zebra.Comer("mato");

​

        var leao = new Animal(new Carnivoro());

        leao.Comer("zebra");

    }

​

    public class Animal

    {

        private readonly IDieta dieta;

​

        public Animal(IDieta dieta)

        {

            this.dieta = dieta;

        }

​

        public void Comer(string comida)

        {

            dieta.Comer(comida);

        }

    }

​

    public interface IDieta

    {

        public void Comer(string comida);

    }

​

    public class Carnivoro : IDieta

    {

        public void Comer(string comida)

        {

            Console.WriteLine("Rangou " + comida);

        }

    }

​

​

    public class Herbivoro : IDieta

    {

        public void Comer(string comida)

        {

            Console.WriteLine("Mastigou " + comida);

        }

    }

}