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