제출 #105875

3
2 3
1 2
2
1 3
3 1

0
0

1
1

4
2 3
3 4
1 2
2
3 1
1 4

0
0

1
1

3
1 2
2 3
3
2 1
2 3
3 1

1
2
0

1
2
1