RE: [Jprogramming] spiral order

[jf]

I forgot to ask:  can anyone come up with a more elegant, cleaner, or  
better way of calculating skins?

           skins      =.  ((0 ~: *) * (2 * <.) - <: + 1 = [)/@:$&.>
-Dan

----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm