static void Main(string[] args)
{
Point3D point3D1 = new Point3D(10, -5, 2);
Point3D point3D2 = new Point3D(-4, 15, -9);
Console.WriteLine("point 1 : " + point3D1);
Console.WriteLine("distance : " + point3D1.DistanceToOrigin());
Console.WriteLine("point 2 : " + point3D2);
Console.WriteLine("distance : " + point3D2.DistanceToOrigin() + "\n");
Console.WriteLine("SWAP");
new Program().SwapPoints(ref point3D1, ref point3D2);
Console.WriteLine("point 1 : " + point3D1);
Console.WriteLine("distance : " + point3D1.DistanceToOrigin());
Console.WriteLine("point 2 : " + point3D2);
Console.WriteLine("distance : " + point3D2.DistanceToOrigin());
Console.ReadLine();
}
