using System;

namespace Concatenate_data
{
    class Program
    {
        static void Main(string[] args)
        {
            int targetPrice = int.Parse(Console.ReadLine());
            double sum = 0;
            double totalSum = 0;



            while (true)
            {
                string nameOfTheCocktail = Console.ReadLine();
                if (nameOfTheCocktail == "Party!")
                {
                    Console.WriteLine($"We need {targetPrice - totalSum:f2} leva more.");
                    break;
                }
                int price = int.Parse(Console.ReadLine());
                double nameLength = nameOfTheCocktail.Length;

                sum = nameLength * price;
                totalSum += sum;

                if (sum % 2 != 0)
                {
                    totalSum = totalSum - (totalSum * 0.25);
                }

                if (totalSum > targetPrice)
                {
                    Console.WriteLine("Target acquired.");
                    break;
                }


            }

            Console.WriteLine($"Club income - {totalSum:f2} leva.");
        }
    }
}