//
// Created by fym on 2022/12/31.
//
#include <bits/stdc++.h>
using namespace std;
int main(){
int a;
char b;
cin>>a>>b;
bool urgent=false;
if(b=='y'){
urgent=true;
}
if(a<=1000){
if(urgent){
cout<<13;
}else{
cout<<8;
}
}else{
float c;
c=(a-1000)/500;
if(c-(int)c!=0){
c=(int)c+1;
}
if(urgent){
cout<<c*4+13;
}else{
cout<<c*4+8;
}
}
return 0;
}
题目链接:
http://ybt.ssoier.cn:8088/problem_show.php?pid=1052
链接丢了