vc
0
2
vc
0
1
vc
0
1
vc
1
2
vc
1
2
vc
0
3
vc
0
2
vc
0
1
vc
0
1
vc
1
16
vc
0
3
vc
0
1
vc
0
1
vc
0
1
vc
0
1
vc
0
1