aluminium_joinery

pvcCount = int(input())
pvcType = input()
deliveryType = input()

pvcPrice = 0
total = 0
priceAfterDiscount = 0

if pvcCount <= 10:
    print("Invalid order")
else:
    if pvcType == "90X130":
        pvcPrice = 110
        total = pvcPrice * pvcCount

        if pvcCount > 60:
            priceAfterDiscount = total - total * 0.08
        elif pvcCount > 30:
            priceAfterDiscount = total - total * 0.05
        else:
            priceAfterDiscount = total

    elif pvcType == "100X150":
        pvcPrice = 140
        total = pvcPrice * pvcCount

        if pvcCount > 80:
            priceAfterDiscount = total - total * 0.10
        elif pvcCount > 40:
            priceAfterDiscount = total - total * 0.06
        else:
            priceAfterDiscount = total

    elif pvcType == "130X180":
        pvcPrice = 190
        total = pvcPrice * pvcCount

        if pvcCount > 50:
            priceAfterDiscount = total - total * 0.12
        elif pvcCount > 20:
            priceAfterDiscount = total - total * 0.07
        else:
            priceAfterDiscount = total

    elif pvcType == "200X300":
        pvcPrice = 250
        total = pvcPrice * pvcCount

        if pvcCount > 50:
            priceAfterDiscount = total - total * 0.14
        elif pvcCount > 25:
            priceAfterDiscount = total - total * 0.09
        else:
            priceAfterDiscount = total

    if deliveryType == "With delivery":
        priceAfterDiscount += 60

    if pvcCount > 99:
        priceAfterDiscount *= 0.96

    print("{:.2f} BGN".format(priceAfterDiscount))