cs486/a1/sudoku_problems/23/3.sd

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