4
1
2
5
3
9
4
8
2
6
5
5
1
7
6
5
3
6
1
2
3
6
4
7
8
2
8
9
3
4
14-07-2012......medium
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com