public Chapter5()
{
PointConvert a = new PointConvert(1, 2, 3);
PointConvert b = new PointConvert(10, 10, 10);
PointConvert c = new PointConvert();
int i;
Console.Write("coord a: ");
a.PrintF();
Console.Write("coord b: ");
b.PrintF();
Console.Write("a + b: ");
c = a + b;
c.PrintF();
Console.Write("a -> int ");
i = a;
Console.WriteLine(i);
Console.Write("a*2-b\t");
i = a * 2 - b;
Console.WriteLine(i);
}
