the sudoku affair

In 2006, Ron Jeffries wrote a series of posts describing his attempts to build a Sudoku solver. He began by wrapping a class around a simple datatype for the board — essentially a List[Option[Int]] — and after that, there isn't much to tell. As Peter Seibel puts it: [H]e basically wandered around for the rest of his five blog postings fiddling with the representation, making it more “object…