제출 #40285

2 2
1
1 2 8
1 2 1

0
8

0
1

2 4
1
2 1 1
2 1 6
1 2 9
1 2 2

0
9

0
2

3 4
3
3 1 5
3 2 7
3 2 9
3 2 3

5
7
0

5
3
0