3 4 5
2 6 9 1
3 5
4 8 9 2
1 4
7 9 1 8
5 8
8 1 7 3
2 8 6
24-05-2016......difficile
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com