@[NM_ljy](/user/688783)
```cpp
cin >> m >> n;
for (int i = 1; i <= n; i++)
for (int j = 1; j <= n; j++)
cin >> a[i][j];
}
```
by mzycの喰种 @ 2023-08-18 09:09:52
改成
```cpp
for(int i=1;i<=m;++i)
```
by mzycの喰种 @ 2023-08-18 09:10:13
第八行的for循环应该改为```for (int i = 1; i <= m; i++)```，这样就能AC了。
@[NM_ljy](https://www.luogu.com.cn/user/688783)
by ZhouYuXuanAllen @ 2023-08-18 09:10:33
80pts只能说明数据水了
by mzycの喰种 @ 2023-08-18 09:10:37