5 1 6 7
8 3 9
7 2 5
5 1 6
8 2 7
4 1 3 5
8
4 6 7
6 9 2
21-09-2013......medium
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com