7 0.4296875 0.4990234375 0.6083984375 0.998046875
14 0.5771484375 0.564453125 0.8388671875 0.8681640625
8 0.4990234375 0.634765625 0.9970703125 0.7255859375
15 0.6552734375 0.1318359375 0.3037109375 0.263671875
15 0.8388671875 0.1162109375 0.3154296875 0.232421875