Coffe maker

Task 3. Coffee maker

Write software to calculate the bill of a customer who has purchased a certain amount of coffee from a coffee machine. You must take into account the following discounts:
• For a selected drink without sugar 35% discount.
• Espresso and purchased at least 5 pieces, there is a 25% discount.
• If the amount exceeds BGN 15, 20% discount from the final price, the discounts are applied in the order of their description.

>>The price should be formatted to the second decimal digit.

The input consists of three rows:
• First line-drink-text with "Espresso", "Cappuccino" or "Tea" options
• Second line-sugar-text with "Without", "Normal" or "Extra" options
• Third line number of beverages-integer in the range [1 ... 50]

The console should print only: "You bought {number of beverages} cupsof {beverage} for {final price} lv."

Input:
Espresso
Without
10

Output:
You bought 10 cups of Espresso for 4.39 lv.

Explanations:
10 pieces of Espresso without sugar 0.90 BGN for a glass -> 9 BGN 35% discount for a drink without sugar from 9 BGN -> 3.15-> 9 –3.15 = 5.8525% discount and to buy at least 5 espressos. 25% of 5.85 -> 1.46255.85 –1.4625 -> 4.3875