```cpp
print(l,rt[l][r]-1);
```
很明显是这样写的啊
by Matthew_lee @ 2022-12-29 21:28:06
@[Matthew_lee](/user/312111) @[TerryGong](/user/167689)
不是上面的那个地方，在print()函数里的第四行应为
```cpp
print(l,rt[l][r]-1);
```
by I_AK_IOI_2357 @ 2023-03-14 19:57:32
@[Alcl000000](/user/447476) 已修改并通过，谢谢您的热心帮助！%%%
by TerryGong @ 2023-03-14 20:38:41