2
3
4
7
1
6
9
5
7
8
5
4
2
3
1
2
3
4
4
6
9
9
1
7
4
6
7
8
1
5
23-03-2012......medium
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
