// editor1
#include<bits/stdc++.h>
using namespace std;
class Customer{
    protected:
    string name;
    public:
    void setName(const string &n){
        name=n;
    }
};
class Meter{
    protected:
    int units;
    public:
    void setUnits(int u){
        units=u;
    }
};
class Bill: public Customer, public Meter{
    public:
    void calculateBIll(){
        if(units<0){
            cout<<"Invalid input";
            return;
        }
        int total=(units*5)+50;
        cout<<name<<" "<<total;
    }
};
int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    string n;
    int u;
    if(!cin>>n>>u){
        cout<<"Invlid input";
        return 0;
    }
    Bill b;
    b.setName(n);
    b.setUnits(u);
    b.calculateBill();
    return 0;
}