sudoku9_uber.txt

9
0 0 0 9 0 0 8 5 0
0 0 0 0 0 1 0 0 0
0 3 0 2 0 0 0 0 9
4 0 0 0 0 3 5 9 0
0 0 0 7 0 0 0 0 0
0 0 0 0 2 0 0 4 3
0 0 1 0 0 0 0 6 0
0 0 9 0 5 0 0 0 4
5 6 0 0 4 8 0 0 0