#include <iostream>
#include <string>
#include <utility>
class Vehicle {
protected:
std::string registrationNumber;
double ratePerDay;

public:
Vehicle(std::string registration, double rate)
: registrationNumber(std::move(registration)), ratePerDay(rate) {}

virtual double calculateRent(int days) const {
return ratePerDay * days;
}

virtual void display() const {

std::cout << "Registration: " << registrationNumber << '\n';
std::cout << "Rate per day: " << ratePerDay << '\n';
}
virtual ~Vehicle() = default;
};
class Car : public Vehicle {
private:
int numberOfDoors;

public:
Car(std::string registration, double rate, int doors)
: Vehicle(std::move(registration), rate), numberOfDoors(doors) {}

void display() const override {
Vehicle::display();
std::cout << "Doors: " << numberOfDoors << '\n';
}
};

class Bike : public Vehicle {
private:
int engineCapacity;

public:
Bike(std::string registration, double rate, int capacity)
: Vehicle(std::move(registration), rate), engineCapacity(capacity) {}

double calculateRent(int days) const override {
return ratePerDay * days * 0.9;
}

void display() const override {

Vehicle::display();
std::cout << "Engine Capacity: " << engineCapacity << " cc\n";
}
};

int main() {
Car car("MH12AB1234", 2000.0, 5);
Bike bike("MH12CD5678", 800.0, 150);

std::cout << "Car Details\n";
car.display();
std::cout << "Rent for 3 days: " << car.calculateRent(3) << "\n\n";
std::cout << "Bike Details\n";
bike.display();
std::cout << "Rent for 3 days: " << bike.calculateRent(3) << '\n';

return 0;
}