using System;

public class Program

{

    public static void Main()

    {

        var snake = new Animal();

        snake.Name = "Wild Snake";

        snake.IsAPet = false;

        var myDog = new Dog();

        myDog.Name = "Fuzzy";

        myDog.Breed= "Dalmatian";

        myDog.DogTagNumber = 48390;

        myDog.NumberOfLegs = 4;

        myDog.IsAPet = true;

        myDog.Sound = "Woof";

        var myCat = new Cat();

        myCat.Name = "Spencer";

        myCat.NumberOfLegs = 4;

        myCat.IsAPet = true;

        myCat.Sound = "Meow";

        myCat.FavoriteCatToy = "Stuffed Mouse";

        myCat.LitterBoxLocation = "Basement";

        Console.WriteLine(myDog.Name + " says " + myDog.Sound);

        Console.WriteLine(myCat.Name + " says " + myCat.Sound);     

    }

}

​

public class Animal 

{

    public string Name { get; set; }

    public bool IsAPet { get; set; }

    public int NumberOfLegs { get; set; }

    public string Sound { get; set; }

}

​

public class Dog : Animal 

{

    public string Breed { get; set; }

    public int DogTagNumber { get; set; }

}

​

public class Cat : Animal 

{

    public string LitterBoxLocation { get; set; }

    public string FavoriteCatToy { get; set; }

}

​