1 2 3 4 5 6 7 8 9 10 11 12
0 1 0 0 0 0 2 0 0 0 0 3 0 0 0 3 4 0 0 0 1 10 1 1 0 2 20 2 2 0 4 5 4 4 0 4 1 4 4 1 10 20 5