제출 #18915

4
0 4 5 3
8 0 5 0
0 8 0 0
8 9 6 0

23

25

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

9

10

4
0 76 0 50
14 0 81 0
0 0 0 53
54 28 0 0

194

264