Submitted yesterday, and now dead, I would guess because it's been discussed a few times before: http://news.ycombinator.com/item?id=3092025 http://news.ycombi

Submitted yesterday, and now dead, I would guess because it's been discussed a few times before: http://news.ycombinator.com/item?id=3092025 http://news.ycombinator.com/item?id=3092025 http://www.google.com/search?gcx=c&sourceid=chrome&ie=UTF-8&q=sudoku+site%3Anews.ycombinator.com http://www.google.com/search?gcx=c&sourceid=chrome&i...