제출 #42139

3
2
1
4

[2, 0, 0]
[2, 3, 0]
[2, 3, 7]
7

6

4
4
2
1
8

[4, 0, 0, 0]
[4, 6, 0, 0]
[4, 6, 5, 0]
[4, 6, 5, 14]
14

14

5
1
6
9
8
2

[1, 0, 0, 0, 0]
[1, 7, 0, 0, 0]
[1, 7, 15, 0, 0]
[1, 7, 15, 15, 0]
[1, 7, 15, 15, 17]
17

17