2
9
6
3
8
7
6
8
5
9
6
1
4
8
5
2
8
1
2
6
7
5
3
7
4
9
5
2
12-10-2016......hard
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com