1  0.000000000000000e+00 1.000000000000000e+00
   2  0.000000000000000e+00 5.000000000000000e-01
   3  2.500000000000000e-01 5.000000000000000e-01
   4  3.750000000000000e-01 5.000000000000000e-01
   5  4.375000000000000e-01 5.000000000000000e-01
   6  4.375000000000000e-01 4.687500000000000e-01
   7  4.375000000000000e-01 4.531250000000000e-01
   8  4.375000000000000e-01 4.453125000000000e-01
   9  4.414062500000000e-01 4.453125000000000e-01
  10  4.414062500000000e-01 4.433593750000000e-01
  11  4.423828125000000e-01 4.433593750000000e-01
  12  4.423828125000000e-01 4.428710937500000e-01
  13  4.426269531250000e-01 4.428710937500000e-01
  14  4.427490234375000e-01 4.428710937500000e-01
  15  4.428100585937500e-01 4.428710937500000e-01
  16  4.428405761718750e-01 4.428710937500000e-01
  17  4.428405761718750e-01 4.428558349609375e-01
  18  4.428482055664062e-01 4.428558349609375e-01
  19  4.428520202636719e-01 4.428558349609375e-01
  20  4.428539276123047e-01 4.428539276123047e-01