8 0.29296875 0.591796875 0.3701171875 0.5927734375
8 0.75390625 0.669921875 0.4443359375 0.5810546875
8 0.7841796875 0.478515625 0.3720703125 0.5224609375
8 0.38671875 0.353515625 0.26953125 0.3466796875