static void Main(string[] args)
{
Point3D obj = new Point3D(2, 3, 2);
Console.WriteLine(obj.ToString());
Console.WriteLine(Point3D.PrintStartingPoint());
}
static void Main(string[] args)
{
Point3D point=new Point3D(2,3,5);
Console.WriteLine(Point3D.StartPoint3D);
Console.WriteLine(point);
}