4
3
7
6
9
7
5
2
1
7
6
9
4
2
1
6
9
5
4
4
9
5
4
3
6
9
1
8
05-03-2015......medium
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com