4
1 1 1 -1 -1 -1 -1 1
4
0 1 1 0 0 -1 -1 0
3
0 2 2 0 0 0
8
1 0 0.707 0.707 0 1 -0.707 0.707 -1 0 -0.707 -0.707 0 -1 0.707 -0.707
0