3
2
7
9
8
1
9
2
7
3
7
6
8
1
6
2
4
9
3
6
2
9
8
5
1
4
5
4
2
8
15-01-2018......schwer
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com