cs486/a1/sudoku_problems/17/6.sd

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