// editor1
#include <iostream>
using namespace std;
    class customer{
        protected:
        string name;
        public:
        void setName(string n){
            name=n;
        }
        string getName(){
            return name;
        }
    };
    class Meter{
        protected:
        public:
        void setUnits(int units){
            return (unitsconsumed* 15)+ 150;
        }
    };
    
    class Bill : public Customer,public Meter{
        public:
        void total(int u){
            int units= unit(u);
            int t = unit*5 + 50;
            cout<<t<<endl;
        }
        void printBill(){
            if (unitsConsumed < 0){
                cout<< name << " "<< calculateBill()<<endl;
            }
        }
    };
    int main(){
        string customerName;
        int units;
        getline(cin, customerName);
        cin >> units;
        Bill bill;
        bill.setName(customerName);
        bill.setUnits(units);
        bill.printBill();
        return 0;
    }