static void Main(string[] args)
{
Type boxType = typeof(Box);
FieldInfo[] fields = boxType.GetFields(BindingFlags.NonPublic | BindingFlags.Instance);
Console.WriteLine(fields.Count());
double length = double.Parse(Console.ReadLine());
double width = double.Parse(Console.ReadLine());
double height = double.Parse(Console.ReadLine());
Box box = new Box(length, width, height);
Console.WriteLine("Surface Area - {0:F2}", box.GetSurfaceArea());
Console.WriteLine("Lateral Surface Area - {0:F2}", box.GetLateralSurfaceArea());
Console.WriteLine("Volume - {0:F2}", box.GetVolume());
}