제출 #23459

5 6
0 2
1 2
2 3
2 4
0 4
1 3

0

1

5 6
0 2
0 1
0 4
0 3
2 3
2 4

0

1

7 7
4 6
1 6
1 3
5 6
1 2
3 6
1 5

0

1