Here is the puzzle-solving code that I wrote as I played: https://gist.github.com/4571643 https://gist.github.com/4571643. It’s written in Ruby 1.9. You can che

Here is the puzzle-solving code that I wrote as I played: https://gist.github.com/4571643 https://gist.github.com/4571643. It’s written in Ruby 1.9. You can check it out if you’re stuck or just curious.