I meant a graphing module that I would use to store the structure of the board, as opposed to writing a Graph and Node class myself.
Jeff japhy Pinyan,
P.L., P.M., P.O.D, X.S.:
Perl,
regex,
and perlhacker How can we ever be the sold short or the cheated, we who for every service have long ago been overpaid? ~~ Meister Eckhart
Oh, that. You're overdesigning, IMO. Just use a 2-dimensional array for the characters, and have a corresponding 2-dimensional array of functions that know what the neighbours of any cell are. See Re (tilly) 1: 5x5 Puzzle for an example of the approach that I'm talking about.