1 2 3 4 5 6 7 8 9 10 11
7 3 0 0 0 4 1 2 0 0 8 0 0 5 0 0 0 3 0 0 6 7 0 0 0 0 5 0 2 9 0 0 0 0 8 1 0 0 0 4 9 0 2 0 0 8 0 0 3 0 0 0 0 0 0 0 0 0 0 6 0 0 2 9 0 0 0 4 1 6 0 0 6 1 0 0 0 5 0 7 0