Solving Sudoku with LEGO Mindstorm

Solving Sudoku with LEGO Mindstorm
Do you know Sudoku? The objective of this game is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 sub-grids that compose the grid contains all of the digits from 1 to 9. The puzzle setter provides a partially completed grid, which typically has a ...