21 0.5936506160469799 0.6567907579741844 0.3302339170333754 0.4078423041685021
0 0.38515625 0.406418702624556 0.7703125 0.812837405249112
9 0.19398878604610484 0.23131203130301126 0.29121122631118485 0.2925794027172232