public Chapter2()
{
Point3 a = new Point3(5, 6, 7);
Point3 b = new Point3(10, 10, 10);
Point3 c = new Point3(1, 2, 3);
Point3 d = new Point3(6, 7, 5);
Console.Write("coord point a: ");
a.Printf();
Console.Write("coord point b: ");
b.Printf();
Console.Write("coord point c: ");
c.Printf();
Console.Write("coord point d: ");
d.Printf();
if (a > c) Console.WriteLine("a > c");
if (a < b) Console.WriteLine("a < b");
if (a > d) Console.WriteLine("a > d");
else
if (a < d) Console.WriteLine("a < d");
else Console.WriteLine("point a & d na odnoi okrughnosti");
}
