제출 #45742

4
4 3
1 2
1 3
2 2

4
0
4
0

4
0
2
0

4
3 1
4 1
4 8
3 8

0
0
0
2

0
0
1
1

5
4 4
4 5
2 9
4 6
2 6

0
0
21
0
9

0
0
15
0
9