```cpp
sum+=a[i].t*(n-1)
```
应该是
```cpp
sum+=a[i].t*(n-i)
```
by zhanghx0219 @ 2024-03-03 11:09:39
@[zhanghx0219](/user/415637) 好的，谢谢，终于过了TAT
by Prefectmakesprefect @ 2024-03-03 11:11:29
不知道
by xixiangcheng2023 @ 2024-03-03 15:47:22