Project Euler Forum

Also, please don't post partial answers, correct or incorrect. I believe I could put up a good argument that I've not done that, but it isn't what I think that matters, if you think I've done that then I've over stepped the mark and thus I've delete the numbers from my post as you did in your reply...

<Edited to remove the numbers.> I've written 2 programs months apart to solve this problem, both of these get < number deleted > as the answer but Euler doesn't agree this is the right answer. I've counted analytically the number of solutions that are Cyclic Quadrilateral (opposite angles add up to ...