(16 0
((0,0) (15,15) (0,0))
((48,0) (63,15) (0,0))
((32,0) (47,15) (0,0))
((16,0) (31,15) (0,0))
((0,48) (15,63) (0,0))
((0,32) (15,47) (0,0))
((0,16) (15,31) (0,0))
((48,48) (63,63) (0,0))
((48,32) (63,47) (0,0))
((48,16) (63,31) (0,0))
((32,48) (47,63) (0,0))
((32,32) (47,47) (0,0))
((32,16) (47,31) (0,0))
((16,48) (31,63) (0,0))
((16,32) (31,47) (0,0))
((16,16) (31,31) (0,0))
)
