23 57
0 0 0 8 0 0 0 8 0 0 14 0 5 11 0 2 0 0 0 0 0 9 0
20 13 23 15 13 3 5 3 13 3 20 3 16 2 3 16 16 5 2 23 2 23 23 5 20 13 5 23 16 13 23 2 20 16 15 3 16 20 3 13 15 20 5 5 3 3 2 2 2 3 20 13 23 23 23 15 16