from decimal import Decimal

available_money = Decimal(input())
command = input()

while command != "mall.Enter":
    command = input()

number_purchases = 0

while True:

    action = input()

    if action == "mall.Exit":
        break

    for symbol in range(len(action)):

        if 65 <= ord(action[symbol]) <= 90:
            cost_of_purchase = ord(action[symbol]) * Decimal(0.50)
            if cost_of_purchase <= available_money:
                available_money -= cost_of_purchase
                number_purchases += 1

        elif 97 <= ord(action[symbol]) <= 122:
            cost_of_purchase = ord(action[symbol]) * Decimal(0.30)
            if cost_of_purchase <= available_money:
                available_money -= cost_of_purchase
                number_purchases += 1

        elif action[symbol] == "%":
            if available_money != 0:
                available_money *= Decimal(0.50)
                number_purchases += 1

        elif action[symbol] == "*":
            available_money += 10

        else:
            cost_of_purchase = ord(action[symbol])
            if cost_of_purchase <= available_money:
                available_money -= cost_of_purchase
                number_purchases += 1

if number_purchases == 0:
    print(f"No purchases. Money left: {available_money:.2f} lv.")
else:
    print(f"{number_purchases} purchases. Money left: {available_money:.2f} lv.")