20 17 7728467047216
D 20 5
F 0 0
E 8 12
C 7 11
F 0 0
F 0 0
A 1 0
C 1 9
D 1 7
A 14 0
F 0 0
B 18 17486355
A 14 0
A 4 0
D 8 12
E 12 14
C 15 17