제출 #38854

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

6

5

5 2
1 0 1 1 2
2 0 0 0 0
0 0 1 0 2
1 2 1 0 1
0 0 2 0 1

18

17

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

3

2