8 0.5 0.5 1 1
15 0.6036025874323832 0.71640625 0.7927948251352337 0.5671875
11 0.40084218624383183 0.84296875 0.08982751666989941 0.0859375
7 0.3512100085041276 0.5125 0.6792066891187697 0.740625