Easter Decoration

client_num = int(input())
total_price = 0

for i in range(client_num):
    command = input()
    item_price = 0
    item_num = 0

    while command != "Finish":
        if command == "basket":
            item_price += 1.50
        elif command == "wreath":
            item_price += 3.80
        elif command == "chocolate bunny":
            item_price += 7
        item_num += 1
        command = input()

    if item_num % 2 == 0:
        item_price *= 0.8
    total_price += item_price
    print(f"You purchased {item_num} items for {item_price:.2f} leva.")

print(f"Average bill per client is: {total_price / client_num :.2f} leva.")