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