RT
[用getchar](https://www.luogu.com.cn/record/40715593)
[用cin](https://www.luogu.com.cn/record/40715786)
哪位大佬告诉蒟蒻为啥捏qwq
by __Chtholly @ 2020-10-28 21:30:57
@[Hachieve](/user/244294) 要选C++11
by lion0514 @ 2020-10-28 21:32:13
getchar能用只不过你初级班没学好而已
by E9BE99E8888CE585B0 @ 2020-10-28 21:32:17
@[Hachieve](/user/244294) getchar会把换行读入
by Lonely_Christmas @ 2020-10-28 21:32:30
you are really good
by E9BE99E8888CE585B0 @ 2020-10-28 21:32:56
@[fanglong](/user/241520) 请看特判。。。
```
if(ch<'0'||ch>'9')
ch=getchar();
```
如果读入\n就重新读入下一个字符
by __Chtholly @ 2020-10-28 23:45:06
~~有正确的答案吗QWQ~~
我估计是因为评测机的原因
by __Chtholly @ 2020-10-28 23:46:29
@[E9BE99E8888CE585B0](/user/368777) 建议您加强水平再来这发表您的正常人言论
by __Chtholly @ 2020-10-28 23:47:38
@[Hachieve](/user/244294) 我水平比你弱？
by E9BE99E8888CE585B0 @ 2020-10-30 17:32:53
普及2=还哔哔
by E9BE99E8888CE585B0 @ 2020-10-30 17:33:39