static void Main()
{
Point3D point1 = new Point3D(1, 3, 5);
Point3D point2 = new Point3D(-4, 4.5, -7);
Point3D point3 = new Point3D(1.2, 10, 12);
Path3D path = new Path3D(Path3D.CreateSequenceOfPoints(point1, point2, point3));
string text = path.ToString();
Storage.SaveToFile(".../.../file.txt",text);
Storage.LoadFile(".../.../file.txt");
}
