using System;

namespace Chapter_03
{
	/// <summary>
	/// Summary description for Animals.
	/// </summary>
	public class Animal
	{
		public virtual void Eat()
		{
			Console.WriteLine("Yum!");
		}
		public virtual void Sleep()
		{
			Console.WriteLine("Zzzzz");
		}
	}

	public class Cat : Animal
	{
		public override void Eat()
		{
			Console.WriteLine("Yum, Yum...Meow, Meow!");
		}
	}

	public class Dog : Animal
	{
		public override void Sleep()
		{
			Console.WriteLine("Zzzzzz...woofwoofwoofwoof...zzzzzz!");
		}
	}
}