建议使用printf输出或者手写快输
by Kinandra @ 2020-03-06 17:52:51
复杂度确实是对的, 但是cout输出常数太大
by Kinandra @ 2020-03-06 17:53:26
自测：10000 19260817 15.15s
似乎真的是我有问题
by SisconHL @ 2020-03-06 17:53:31
@[Kinandra](/user/51237) 过了，谢谢茄子
cincout确实是拖拉机
by SisconHL @ 2020-03-06 17:56:35
茄子?什么鬼?
by Kinandra @ 2020-03-06 17:57:10
@[Kinandra](/user/51237) `谢谢茄子`是个梗（
by SisconHL @ 2020-03-06 17:58:12
@[hepta_lhd](/user/182691)
`cin/cout`太慢了？加上这几行，比`scanf\printf`更快
```cpp
#define endl '\n'
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
```
by Smile_Cindy @ 2020-03-06 18:00:02
inm梗还行
by Kinandra @ 2020-03-06 18:00:58
@[Alpha](/user/87058) 似乎noip不能手动关同步啊qwq
by SisconHL @ 2020-03-06 18:01:14
`fread`！
by LCGUO @ 2020-03-06 18:03:30