#include <iostream>
using namespace std;

class Drucker
{
    public:
    int papakt, papmax, tinakt, tinmax;


    Drucker(int papakt=0, int papmax=0, int tinakt=0, int tinmax=0)
    {
        this -> papakt = papakt;
        this -> papmax = papmax;
        this -> tinakt = tinakt;
        this -> tinmax = tinmax;
    }


    void papNachfuehlen(int anz)
    {
        if((papakt+anz)<papmax)
            papakt=papakt+anz;

        else    papakt=papmax;
    }

    void papEntnehmen(int anz)
    {
        if((papakt-anz)>0)
            papakt=papakt-anz;

        else    papakt=0;
    }

    void drucken(int anz)
    {
        int hlp = std::min(papakt,tinakt);
        if(anz<hlp)
        {
            papakt=papakt-anz;
            tinakt=tinakt-anz;
        }
    }


    void neuerTinte()
    {
        tinakt=tinmax;
    }




};

double  operator + (Drucker &d, Drucker &p)
    {
        double a = double(d.tinakt) / double(d.tinmax);
        double b = double(p.tinakt) / double (p.tinmax);

        return std::max(a,b);
    }

Drucker &operator * (Drucker &a)
{
    Drucker *b = new Drucker;
    b.papmax=a.papmax;
    b.papakt=2*a.papakt;

    return b;
}




int main()
{
    Drucker d(50,100,40,80), p(25,100,70,100), q;
    double ink = d + p;
    cout << ink<< endl;
    q = 2 * d;

}