3 0.940625 0.69609375 0.0796875 0.4921875
4 0.3953125 0.553125 0.1015625 0.5234375
8 0.0984375 0.39140625 0.0734375 0.4984375
9 0.65625 0.69140625 0.090625 0.5578125