2
6
2
9
7
4
5
6
4
8
1
9
1
7
3
5
5
1
9
6
3
8
7
8
3
2
4
5
9
2
6
12-10-2012......medium
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com