orz
by Riven_Yasuo @ 2017-10-04 13:15:12
$naive$
by UKE开车自动机 @ 2017-11-03 18:41:41
orz+%%%%
by ⚡GG⚡ @ 2018-05-25 22:00:01
%%%%%
by 饕餮吃题目 @ 2018-07-15 17:14:46
> %%%
by jimmyzzt @ 2018-08-10 15:22:05
```cpp
#include <bits/stdc++.h>
double a,b,s;
int main()
{
std::cin>>s>>a>>b;
printf("%.6lf",s/((b/a-1)/2+2)*(1+(b/a-1)/2)/b+(s/((b/a-1)/2+2))/a);
return 0;
}
```
还有谁？
by Cheney @ 2019-07-27 12:03:26
%%%%%%%%%%%%%%%%%%%%%%%
by 紪絽 @ 2019-09-01 09:01:40
常规做法eryi
by 羽儇 @ 2019-10-02 11:34:40
%%%
by F_stars @ 2022-07-23 18:50:01