AC答案

#include <iostream>
#include <cmath>
using namespace std;
int main()
{
int m,money;
char ch;
cin>>m>>ch;
if(m>1000) money=8+ceil((m-1000)/500.0)*4;
else money=8;
if(ch=='y') money=money+5;
cout<<money<<endl;
return 0;
}