using System;

public class Program

{

    public static void Main()

    {

        Car Volvo = new Car();

        Console.WriteLine(Volvo.color);

        Console.WriteLine(Volvo.year);

        Volvo.color = "blue";

        Console.WriteLine(Volvo.color);

        Volvo.Sound();

    }

}

public class Car 

{

    public string color = "red";

    public int year = 2014;

    public void Sound() 

    {

        Console.WriteLine("Bip bip");

}

}

​