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