3
4 right
2 0 2 4
2 0 4 2
2 2 4 8
2 2 4 4
10 up
2 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0
2 0 0 0 0 0 0 0 0 0
3 right
2 2 2
4 4 4
8 8 8