sudoku
To Do: Clear arrays for static set number and highlight those boxes to indicate static answers. Highlight arrays with only 1 single number left (this should ultimately be automated) Add "confirm" button. This will validate no duplicates & that all rows/columns/boxes add to 45 Create algorithm for more in-depth analysis of the board
9/3/2016 Finalized "box" lookup and array cleaning. Horizontal, vertical & box checks are all running.