题解

#include<iostream>
using namespace std;
int main(){
int a,c=0;
char b;
cin>>a>>b;
if(a<=1000&&b=='n'){
c+=8;
}
else if((a<=1000&&b=='y')){
c+=13;
}
else if(a>1000&&b=='n'){
c+=8;
c+=((a-1000)/500)*4;
if((a-1000)%500)c+=4;
}
else if(a>1000&&b=='y'){
c+=13;
c+=((a-1000)/500)*4;
if((a-1000)%500)c+=4;
}
cout<<c;
return 0;
}