23 0.4078125 0.49921875 0.815625 0.9984375
19 0.4966109837712408 0.6986077668143214 0.753132097398917 0.5851616656330769
20 0.5020133242735942 0.5679387577150227 0.2893387840889618 0.3025985780361765