8 0.712890625 0.5771484375 0.41015625 0.6171875
8 0.2587890625 0.6875 0.484375 0.611328125
8 0.21484375 0.498046875 0.408203125 0.546875
8 0.6025390625 0.345703125 0.29296875 0.365234375