1 2 5
2 7 8 9
5 3
1 2 5 6
9 4
5 4 7 3
9 6
8 4 7 5
2 8 6
difficile
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com