using read function
0.614683866500854
0.604650020599365
0.616497039794922
0.640319108963013
0.603079795837402
0.605829000473022

ikegami's code
0.672801971435547
0.667882919311523
0.666944980621338
0.670393943786621
0.712579011917114
0.767023086547852