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