03. Aluminum Joinery

#include <iostream>
#include <string>
using namespace std;

int main()
{
    double currentPrice = 0.00;
    double singlePrice;
    int windowNumber;
    cin >> windowNumber;
    string windowType;
    cin >> windowType;
    string deliveryType;
    cin.ignore();
    getline(cin, deliveryType);

    if (windowNumber <= 10)
    {
        cout << "Invalid order" << endl;
    }
    else
    {
        if (windowType == "90X130")
        {
            singlePrice = 110.00;
            currentPrice = singlePrice * windowNumber;
            if (windowNumber > 30 && windowNumber <= 60)
            {
                currentPrice = currentPrice * 0.95;
            }
            else if (windowNumber > 60)
            {
                currentPrice = currentPrice * 0.92;
            }

            if (deliveryType == "With delivery")
            {
                currentPrice += 60.00;
            }

            if (windowNumber > 99)
            {
                currentPrice *= 0.96;
            }
        }
        else if (windowType == "100X150")
        {
            singlePrice = 140.00;
            currentPrice = singlePrice * windowNumber;
            if (windowNumber > 40 && windowNumber <= 80)
            {
                currentPrice = currentPrice * 0.94;
            }
            else if (windowNumber > 80)
            {
                currentPrice = currentPrice * 0.90;
            }

            if (deliveryType == "With delivery")
            {
                currentPrice += 60.00;
            }

            if (windowNumber > 99)
            {
                currentPrice *= 0.96;
            }
        }
        else if (windowType == "130X180")
        {
            singlePrice = 190.00;
            currentPrice = singlePrice * windowNumber;
            if (windowNumber > 20 && windowNumber <= 50)
            {
                currentPrice = currentPrice * 0.93;
            }
            else if (windowNumber > 50)
            {
                currentPrice = currentPrice * 0.88;
            }

            if (deliveryType == "With delivery")
            {
                currentPrice += 60.00;
            }

            if (windowNumber > 99)
            {
                currentPrice *= 0.96;
            }
        }
        else if (windowType == "200X300")
        {
            singlePrice = 250.00;
            currentPrice = singlePrice * windowNumber;
            if (windowNumber > 25 && windowNumber <= 50)
            {
                currentPrice = currentPrice * 0.91;
            }
            else if (windowNumber > 50)
            {
                currentPrice = currentPrice * 0.86;
            }

            if (deliveryType == "With delivery")
            {
                currentPrice += 60.00;
            }

            if (windowNumber > 99)
            {
                currentPrice *= 0.96;
            }
        }
        cout.setf(ios::fixed);
        cout.precision(2);
        cout << currentPrice << " BGN" << endl;
    }

}