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