4 1.0 2.0 3.0 4.0
8 1.0 1.0 1.0 1.3 1.0 1.0 1.0 4.0
20 1.0 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.7 1.0 1.3 1.0 1.7 1.0 1.3 1.7 1.0 4.0 3.7 5.0