A B 30 20 B C 80 30 A C 100 40 C D 120 15 D E 150 16 D

A B 30 20
B C 80 30
A C 100 40
C D 120 15
D E 150 16
D F 100 20
E F 25 14
F G 90 15
F H 140 10
G H 100 20
H A 170 30
B I 100 32
I J 5 35
J K 30 36
J L 50 15
L M 30 10
K N 30 45
M N 12 30
N O 40 50
O P 10 36
P F 30 27
O G 40 25
O F 60 20
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