3
1
 
8
 0  0  0 15 15 15
16  0  0 31 15 15
 0 16  0 15 31 15
16 16  0 31 31 15
 0  0 16 15 15 31
16  0 16 31 15 31
 0 16 16 15 31 31
16 16 16 31 31 31

