#include <iostream>

using namespace std;

class Transport{
    protected:
        int numberSeats;
        float horsepower;
    public:
        Transport(){}
        Transport(float _horsepower, int _numberSeats) : horsepower(_horsepower), numberSeats(_numberSeats){}

        void set(){
            cout << " horsepower: ";
            cin >> horsepower;
            cout << " number of seats: ";
            cin >> numberSeats;
        }
        void get(){
            cout << " horsepower: " << horsepower << endl;
            cout << " number of seats: " << numberSeats << endl;
        }
        friend istream& operator >> (istream& is, Transport& x);
        friend ostream& operator << (ostream& os, Transport& x);
};
class ElectricTransport : public Transport{
    private:
        float powerReserve;

    public:
        ElectricTransport() : Transport(){}
        ElectricTransport( float _powerReserve, float _horsepower, int _numberSeats) : Transport(_horsepower, _numberSeats),
        powerReserve(_powerReserve){}

        void set(){
            cout << " Plese, enter information about electric transport:" << endl;
            Transport::set();
            cout << " power reserve: ";
            cin >> powerReserve;
            cout << endl;
        }
        void get(){
            cout << " Information about electric transport:" << endl;
            Transport::get();
            cout << " power reserve: " << powerReserve << endl;
            cout << endl;
        }
        friend istream& operator >> (istream& is, ElectricTransport& x);
        friend ostream& operator << (ostream& os, ElectricTransport& x);
};
class RailwayTransport : public Transport{
    private:
        string route;

    public:
        RailwayTransport() : Transport(){}

        RailwayTransport( string _route, float _horsepower, int _numberSeats) : Transport(_horsepower, _numberSeats),
        route(_route){}

        void set(){
            cout << " Please enter information about railway transport:" << endl;
            Transport::set();
            cout << " route: ";
            cin >> route;
            cout << endl;
        }
        void get(){
            cout << " Information about railway transport:" << endl;
            Transport::get();
            cout << " route: " << route << endl;
            cout << endl;
        }
        friend istream& operator >> (istream& is, RailwayTransport& x);
        friend ostream& operator << (ostream& os, RailwayTransport& x);
};
istream& operator >> (istream& is, Transport& x){
    cout << " horsepower: ";
    is >> x.horsepower;
    cout << " number of seats: ";
    is >> x.numberSeats;

    return is;
}
ostream& operator << (ostream& os, Transport& x){
        os << " horsepower: " << x.horsepower << endl;
        os << " number of seats: " << x.numberSeats << endl;
}
istream& operator >> (istream& is, ElectricTransport& x){
        cout << " Please enter information about electric transport: " << endl;
        Transport* t = &x;
        cin >> *t;
        cout << " power reserve: ";
        is >> x.powerReserve;
        cout << endl;

    return is;
}
ostream& operator << (ostream& os, ElectricTransport& x){
        cout << " Information about electric transport: " << endl;
        Transport* t = &x;
        cout << *t;
        os << " power reserve: " << x.powerReserve << endl;
        os << endl;
}
istream& operator >> (istream& is, RailwayTransport& x){
        cout << " Please enter information about railway transport: " << endl;
        Transport* t = &x;
        cin >> *t;
        cout << " route: "; is >> x.route;
        cout << endl;

    return is;
}
ostream& operator << (ostream& os, RailwayTransport& x){
        cout << " Information about railway transport: " << endl;
        Transport* t = &x;
        cout << *t;
        os << " route: " << x.route << endl;
        os << endl;
}
int main(){
        ElectricTransport a;
        cin >> a;
        cout << " //// using cout //// " << endl;
        cout << a;
        cout << " //// using  get //// " << endl;
        a.get();

        RailwayTransport b;
        cin >> b;
        cout << " //// using cout //// " << endl;
        cout << b;
        cout << " //// using  get //// " << endl;
        b.get();

    return 0;
}