#include <iostream>

using namespace std;

int main()
{
    string month;
    cin >> month;

    double overnight;
    cin >> overnight;

    string typeOfRoom;

    double rentStudio = 0;
    double rentApartment = 0;

    if(month == "May" || month == "October"){
        rentStudio = overnight * 50;
        rentApartment = overnight * 65;
        if(overnight > 7 && overnight <= 14){
            rentStudio = rentStudio - 0.05 * rentStudio;
        }else if(overnight > 14 ){
            rentStudio = rentStudio - 0.30 * rentStudio;
        }
        if(overnight > 14){
            rentApartment = rentApartment - 0.10 * rentApartment;
        }
    }else if(month == "June" || month == "September"){
        rentStudio = overnight * 75.20;
        rentApartment = overnight * 68.70;
        if(overnight > 14)
        {
            rentStudio = rentStudio - 0.20 * rentStudio;
        }else if(overnight > 14 ){
            rentApartment = rentApartment - 0.10 * rentApartment;
        }
    }else if(month == "July" || month == "August"){
        rentStudio = overnight * 76;
        rentApartment = overnight * 77;
        if(overnight > 14)
        {
            rentApartment = rentApartment - 0.10 * rentApartment;
        }
    }

    cout.setf(ios::fixed);
    cout.precision(2);

    cout << "Apartment: " << rentApartment << " lv." << endl;
    cout << "Studio: " << rentStudio << " lv." << endl;

    return 0;
}

Някъде има проблем обаче, него виждам от какво е моля за малко помощ.