using System;

​

class car {

    public string Name {get; set;}

}

​

class Garage {

    public int NumberOfCars {get; set;}

    public car MyAuto {get; set;}

}

public class Program

{

    public static void Main()

    {

            Garage g = new Garage();

​

            //Prints 0

            Console.WriteLine(g.NumberOfCars);

​

            //Produces a runtime error!!!

            Console.WriteLine(g.MyAuto.Name);

    }

}