static void Main(string[] args)
{
Car car = new Car();
car.Speed = 300;
Console.WriteLine("Car speed is: " + car.Speed);
Console.ReadLine();
}
static void Main(string[] args)
{
// create a one car obejct
Car car = new Car();
car.Speed = 300;
car.Height = 5.0;
Console.WriteLine("Speed is {0}", car.Speed);
Console.WriteLine("Heigt is {0}", car.Height);
Console.ReadLine();
}