using System;

namespace _10._Rage_Expenses
{
    class Program
    {
        static void Main(string[] args)
        {
            int lostGames = int.Parse(Console.ReadLine());
            decimal headsetPrice = decimal.Parse(Console.ReadLine());
            decimal mousePrice = decimal.Parse(Console.ReadLine());
            decimal keyboardPrice = decimal.Parse(Console.ReadLine());
            decimal displayPrice = decimal.Parse(Console.ReadLine());

            int brokenHeadset = 0;
            int brokenMouse = 0;
            int brokenKeyboard = 0;
            int brokenDisplay = 0;

            for (int i = 1; i <= lostGames; i++)
            {
                if (i % 6 == 0)
                {
                    brokenHeadset++;
                    brokenMouse++;
                    brokenKeyboard++;

                    if (brokenKeyboard % 2 == 0)
                    {
                        brokenDisplay++;
                    }
                }
                else if (i % 3 == 0)
                {
                    brokenMouse++;
                }
                else if (i % 2 == 0)
                {
                    brokenHeadset++;
                }
            }

            decimal totalPrice =
                brokenHeadset * headsetPrice +
                brokenMouse * mousePrice +
                brokenKeyboard * keyboardPrice +
                brokenDisplay * displayPrice;

            Console.WriteLine($"Rage expenses: {totalPrice:f2} lv.");
        }
    }
}