11 0.46875 0.638671875 0.271484375 0.349609375
8 0.5068359375 0.6494140625 0.673828125 0.701171875
2 0.6611328125 0.62109375 0.05078125 0.052734375
15 0.115234375 0.4052734375 0.23046875 0.423828125