5
6
9
2
1
3
5
6
4
1
5
7
4
9
7
1
3
8
1
4
8
2
5
4
7
6
5
2
23-12-2018......difficile
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com