```
#include<iostream>
using namespace std;
long long a,b,e,c,d;
int main()
{
cin>>a>>b>>c>>d>>e;
if(b<a){swap(b,a);swap(c,d);}
if(a*2*e+(b-a)*d>a*c+b*d)cout<<a*2*e+(b-a)*d;
else cout<<a*c+b*d;
return 0;
}
```
by 帅帅的轩轩 @ 2019-12-11 16:52:51
BUG代码如上
by 帅帅的轩轩 @ 2019-12-11 16:53:07
实际上完全不用循环
by 帅帅的轩轩 @ 2019-12-11 16:53:32