제출 #192355

5 5
1 5
2 1 2
1 1
2 5 2
3 5 2 3

0

1
4
5
2
3

participant says impossible but solution exists

9 4
1 4
3 6 3 2
3 4 2 8
3 6 2 8

0

1
4
5
6
7
9
3
2
8

participant says impossible but solution exists

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

0

3
5
6
7
1
2
4

participant says impossible but solution exists