3 4 9 7
7 4 6
9 3 1
1 5 7
9 2
4 8 5
3 2 1
8 5 7
7 9 3 2
28-10-2016......diavolico
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com