standard Sudoku.
Also for free, it can play on 100 or more stages.
The depth of the back which buries the number by a simple rule and reasoning.
Please experience Sudoku which is proud of global popularity.
standard Sudoku.
Also for free, it can play on 100 or more stages.
The depth of the back which buries the number by a simple rule and reasoning.
Please experience Sudoku which is proud of global popularity.