8 22
3 2
2 4 4 4 2 0 0 1 0 0 0 0 0 0 0 0 2 0 0 1
2 8 5 5 0 2 0 2 0 0 2 0 2 0 2 2 0 2 2 0 4 4 4 0 0 4 0 4 0
4 13 4 4 2 0 0 2 0 0 0 0 0 0 0 0 4 0 0 4
5 5 0 1 0 2 0 1 1 0 2 0 0 0 0 2 0 1 1 0 2 0 0 1 0 2 0
4 4 1 0 0 2 0 0 0 0 0 0 0 0 1 0 0 2