hotelPrices.cpp

#include <iostream>
#include <vector>
#include <string>
using namespace std;
class HotelRoom {
private:
  int bedrooms_;
  int bathrooms_;
public:
    HotelRoom(int bedrooms, int bathrooms) : bedrooms_(bedrooms), bathrooms_(bathrooms) {}
    
    virtual int get_price() {
        return 50*bedrooms_ + 100*bathrooms_;
    }

};

class HotelApartment : public HotelRoom {
public:
    HotelApartment(int bedrooms, int bathrooms) 
    : HotelRoom(bedrooms, bathrooms) {}

    virtual int get_price() {
        return HotelRoom::get_price() + 100;
    }
};


int main() {
      ios_base::sync_with_stdio(false);
  	//cin.tie(NULL);
		#ifndef ONLINE_JUDGE
    freopen("input.txt","r",stdin);
    freopen("output.txt","w",stdout);
    #endif
  int n;
    cin >> n;
    vector<HotelRoom*> rooms;
    for (int i = 0; i < n; ++i) {
        string room_type;
        int bedrooms;
        int bathrooms;
        cin >> room_type >> bedrooms >> bathrooms;
        if (room_type == "standard") {
            rooms.push_back(new HotelRoom(bedrooms, bathrooms));
        } else {
            rooms.push_back(new HotelApartment(bedrooms, bathrooms));
        }
    }

    int total_profit = 0;
    for (auto room : rooms) {
        total_profit += room->get_price();
    }
    cout << total_profit << endl;

    for (auto room : rooms) {
        delete room;
    }
    rooms.clear();
  return 0;
}