#include<iostream>
#include<string>
using namespace std;
class customer{
    public:
    string name;
    void getName(string n){
        name=n;
        
    }
};
class Meter{
    public:
    int unitsconsumed;
    void getunits(int u){
        unitsconsumed=u;
    }
};
class Bill:public Customer,public Meter{
    public:
    void calculateBill(){
        if(unitsconsumed<0){
            cout<<"invalid input";
        }else{
            int totalBill =(unitsconsumed*5)+50;
            cout<<name<<" "<<totalBill;
        }
    }
};
int main(){
    string name;
    int units;
    getline(cin,name);
    cin>>units;
    Bill b;
    b.getName(name);
    b.getUnits(units);
    b.calculateBill();
    return 0;
}