小题解

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