On Jan 1, 2006, at 11:01 AM, Maurice Codik wrote: > I guess we're allowed to submit solutions now... Yes, 48 hours have passed sent the quiz was sent in > here's my first ever ruby quiz solution Awesome. Thanks for joining the fun! > (these quizzes are a great idea, btw): Thanks. I truly hope people find them helpful. > It exploits the fact that the optimal path through the maze will > never have > consecutive double/halves, which reduces the avg branching factor > of the > search tree to ~2. Keeping track of this state makes the code a little > uglier, but faster on the longer searches. Hey, that's clever. Thanks for sharing. James Edward Gray II