cs486/a1/sudoku_problems/19/1.sd

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