제출 #121825

3
6 1 12 1
7 1 10 1
1 1 6 1

1

2

3
5 17 12 11
7 12 9 18
3 22 5 25

2

0

4
7 1 12 1
6 1 9 1
6 1 10 1
7 1 8 1

3

0