2 0.4046875 0.7140625 0.4171875 0.0859375
4 0.36875 0.48125 0.3765625 0.0859375
8 0.31640625 0.2859375 0.3859375 0.0890625
7 0.4328125 0.071875 0.296875 0.0921875
0 0.6625 0.91640625 0.434375 0.10625