This is an OPERA extension of the game SUDOKU. A backtracking algorithm cares for random puzzles. Each cell conatins a small textfield for your notice. The game checks your solution in real-time. It is possible to generate a X-SUDOKU game - needs runtime at times.
Feumaidh tu clàradh a-steach mus urrainn dhut rud a rangachadh no lèirmheas a dhèanamh air.