3 [0, 0, 0, 0.4, 0.5]
2 [0, 0, 0.75, 0.4, 0.5]
5 1 3
1 [0, 2, 0.75, 0.4, 0.5]
0 [1.0, 2, 0.75, 0.4, 0.5]
1.0