제출 #170040

5
4
5 2
3 4
0 1
5 0

0 1
0 2
0
0 0
1 0
2 1
3 2
1
0 0
0 0
0 0
0 0
1
0 1
0 2
0

0
1
1
0

7
4
4 2
5 7
0 0
7 0

0 0
0 0
0 0
0 1
0 2
0
1 0
2 0
3 1
4 2
5 3
0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
1
0 1
0 2
0 3
0

1
0
1
0

4
6
2 1
3 1
0 4
1 3
0 1
2 4

0 0
0 0
0 1
1
0 0
0 1
0
1 0
2 0
0
0 0
1 0
0
0 0
0 0
0 0
1
1 0
2 0
0

1
1
0
1
1
0