From: knutert te Date: 2006-08-03T19:23:10+09:00 Subject: Re: What's wrong with this recursive function?? Here's an input file of a simple puzzle, btw... 1 0 3 7 0 6 0 0 8 0 5 0 3 0 0 0 1 0 0 0 9 0 0 4 5 0 7 4 0 2 8 0 5 0 9 6 0 0 0 0 2 0 0 0 0 6 3 0 9 0 7 2 0 1 7 0 6 4 0 0 3 0 0 0 9 0 0 0 8 0 7 0 5 0 0 2 0 3 4 0 9 -- Posted via http://www.ruby-forum.com/.