using System;

namespace _01.PassionDays
{
    class PassionDays
    {
        static void Main(string[] args)
        {
            decimal money = decimal.Parse(Console.ReadLine());

            int countPurchases = 0;
            string command = "";

            do {command = Console.ReadLine(); } while (command != "mall.Enter");

            while (true)
            {
                command = Console.ReadLine();
                if (command == "mall.Exit")
                {
                    break;
                }

                foreach (char action in command)
                {
                    if (action == '*')
                    {
                        money += 10;
                        continue;
                    }

                    decimal price = 0;

                    if (char.IsLetter(action) && char.IsUpper(action))
                    {
                        price = 0.5m * (int)action;
                    }
                    else if (char.IsLetter(action) && char.IsLower(action))
                    {
                        price = 0.3m * (int)action;
                    }
                    else if (action == '%')
                    {
                        price = money / 2;
                    }
                    else
                    {
                        price = (int)action;
                    }

                    if (money < price || money == 0)
                    {
                        continue;
                    }

                    money -= price;
                    countPurchases++;
                }
            }

            string purchases = countPurchases == 0 ? "No" : countPurchases.ToString();

            Console.WriteLine($"{purchases} purchases. Money left: {money:f2} lv.");
        }
    }
}