1 3 2 8
5 3
6 9 2 5
8 6 7 2
1 3 5 6
7 8 4 5
4 7
9 5 8 4
20-08-2018......schwer
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com
www.daily-sudoku-puzzle.com