后者
by LJXlalala @ 2023-11-09 16:45:02
2s跑1e9，以莫队这个东西的常数基本不可能过。
by 233333qz @ 2023-11-09 16:51:17
@[LJXlalala](/user/723056) 好吧谢谢
by AutiFancers @ 2023-11-09 16:56:36
@[233333qz](/user/448185) 谢谢大佬
by AutiFancers @ 2023-11-09 16:57:05
@[AutiFancers](/user/558324) 莫队可过，[link](https://www.luogu.com.cn/record/109101941)
by Underage_potato @ 2023-11-09 17:32:44
@[Underage_potato](/user/905268) 前面的300多行都看不懂呜呜
by AutiFancers @ 2023-11-09 18:29:19
@[AutiFancers](/user/558324) 那是快读
by Underage_potato @ 2023-11-09 18:30:39
@[AutiFancers](/user/558324) 没必要看懂
by Underage_potato @ 2023-11-09 18:31:00
```cpp
#define getchar()(p1==p2&&(p2=(p1=buf)+fread(buf,1,1<<21,stdin),p1==p2)?EOF:*p1++)
char buf[1<<21],*p1=buf,*p2=buf;
inline int read()
{
char c=getchar();int x=0;bool f=0;
for(;!isdigit(c);c=getchar())f^=!(c^45);
for(;isdigit(c);c=getchar())x=(x<<1)+(x<<3)+(c^48);
if(f)x=-x;return x;
}
```
by wanqiorz @ 2023-11-09 20:06:07
不知道这个能不能过
这个快读在窗口是输入不了的
只能文件输入输出
by wanqiorz @ 2023-11-09 20:08:46