8 0.61328125 0.68359375 0.4697265625 0.6162109375
8 0.8271484375 0.427734375 0.341796875 0.6484375
8 0.2109375 0.66015625 0.421875 0.6689453125
10 0.5537109375 0.5732421875 0.7919921875 0.8427734375