1.0 0.0  1.71
 2.0 0.0  2.80
 3.0 0.0  3.56
 4.0 0.0  4.11
 5.0 0.0  4.53
 1.0 1.0  0.70
 2.0 1.0  1.29
 3.0 1.0  1.78
 4.0 1.0  2.21
 5.0 1.0  2.57