namespace Account_Balance__new_version_;
class Program
{
    static void Main(string[] args)
    {
        string command = Console.ReadLine();
        double sum = 0.0;

        while (command != "End!")
        {
            double currentDeposit = double.Parse(command);
            sum += currentDeposit;
            if(currentDeposit > 0)
            {
                Console.WriteLine($"Increase: {currentDeposit:f2}");
            }


            if(currentDeposit < 0)
            {
                Console.WriteLine($"Decrease: {Math.Abs(currentDeposit):f2}");
                break;
            }

            /*if (currentDeposit == 0)
            {
                break;
            }*/

            command = Console.ReadLine();
        }
        Console.WriteLine($"Balance: {sum:f2}");
    }
}