C
0 1 18
B
0 1 8
C
0 1 13
A
0 1 2
A
0 1 2
A
0 1 2
B
0 1 12
A
0 1 2
A
0 1 2
A
0 1 2
A
0 1 2
A
0 1 3
A
0 1 2
A
0 1 2
A
0 1 4
A
0 1 5
B
0 1 7
A
0 1 4
A
0 1 3
A
0 1 2