#include <iostream>
#include <iomanip>

using namespace std;

int main() 
{
    // Decimal formatter
    cout << fixed << setprecision(1);
    
    // Scanner to scan the user input
    int floors, rooms, occupiedRooms, totalRooms = 0, totalOccupiedRooms = 0;

    // Do while loop
    do 
    {
        // Prompt user to enter the amount of floors in the hotel
        cout << "Enter amount of floors in a hotel: ";
        cin >> floors;

    } while (floors < 1);

    for (int i = 1; i <= floors; i++)
    {
        do 
        {
            // Prompt user to enter the amount of room on particular floor
            cout << "Enter the total amount of rooms on floor " << i << " (10+): ";
            cin >> rooms;
        } while (rooms < 10);

        // Prompt user to enter the amount of occupied room on the floor
        cout << "Enter the amount of occupied rooms on floor " << i << ": ";
        cin >> occupiedRooms;

        if (rooms < occupiedRooms)
        {
            cout << "Cannot have more occupied rooms than total rooms! Exiting program." << endl;
            return 0;
        }

        totalRooms += rooms;
        totalOccupiedRooms += occupiedRooms;
    }

    // Calculate total vacant
    int totalVacant = totalRooms - totalOccupiedRooms;
    double occupancyRate = 100 * (static_cast<double>(totalOccupiedRooms) / static_cast<double>(totalRooms));

    // Print Total rooms
    cout << "Total rooms: " << totalRooms << endl;

    // Print Total occupied rooms
    cout << "Total occupied rooms: " << totalOccupiedRooms << endl;

    // Print total vacant room
    cout << "Vacant rooms: " << totalVacant << endl;

    // Print occupancy rate
    cout << "Occupancy rate: " << occupancyRate << "%" << endl;

    return 0;
}