题解

#include<bits/stdc++.h>
using namespace std;
int main(){
int n;
cin>>n;
char a;
cin>>a;
int sum=0;
if(n<=1000) sum+=8;
else{
sum+=8;
n-=1000;
sum+=n/500*4;
if(n%500!=0) sum+=4;
}
if(a=='y') sum+=5;
cout<<sum;

return 0;

}