#SF4. 二维前缀和模板题
-
ID: 162
Type: Default
1000ms
256MiB
Tried: 139
Accepted: 30
Difficulty: 7
Uploaded By:
薇尔莉特 (admin)
二维前缀和模板题
5 5
1 1 1 1 1
1 1 1 1 1
1 1 1 1 1
1 1 1 1 1
1 1 1 1 1
5
1 1 5 5
2 2 3 3
3 3 4 4
4 4 5 5
3 3 5 5
25
4
4
4
9