#include<iostream>
using namespace std;
class Customer {
    public:
    string name;
    void getname(string n){
        name = n;
    }
    
};
class Meter{
    public:
    int units;
    void getunits(intu){
        units = u;
    }
};
class Bill : public Customer < public Meter{
    public:
    void calculateBill(){
        if( units <0){
            cout << "Invalid in";
        }cout<<     
        else{
            int totalBill = (units * 5)+ 50;
            cout << name << " " << totalbill;
            
        }
    }
};
int main(){
    string n;
    int u;
    cin >> n >> u;
    bill b ;
    b.getName(n);
    b.getunits(u);
    b.calculateBill();
    return 0 ;
}
}