题解

#include<bits/stdc++.h>
using namespace std;
int main(){
    int a,sum=8;
    char b;
    cin>>a>>b;
    if(b=='y') sum+=5;
    if(a>=1000){
        if((a-1000)%500==0) sum+=(a-1000)/500*4;
        else sum+=((a-1000)/500+1)*4;
    }
    cout<<sum;
    return 0;
}