Nodes
1,0,0
2,12,0
3,12,10
4,24,20
5,27,20
6,27,30
7,24,30
8,12,40
9,12,50
10,0,50
Segments
1,1,2,0.2
2,2,3,0.2
3,3,4,0.2
4,4,5,0.2
5,6,7,0.2
7,8,9,0.2
6,7,8,0.2
8,9,10,0.2
End