cs486/a1/sudoku_problems/19/5.sd

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