180.5
6.0 4.7
5 9
0 1 120 0
0 2 100 1 350
0 1 100 0
2 3 80 1 400
2 4 60 1 150
4 1 80 0
4 3 25 1 300
4 3 40 0
2 3 11 0
1 3