using System;

namespace _10.RageExpenses
{
    class RageExpenses
    {
        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());

            decimal sumHeadset = 0;
            decimal sumMouse = 0;
            decimal sumKeyboard = 0;
            decimal sumDisplay = 0;
            decimal temp = 0;

            for (int i = 1; i <= lostGames; i++)
            {
                if (i % 2 == 0 && i % 3 == 0)
                {
                    temp++;
                    if (temp % 2 == 0)
                    {
                        sumDisplay += displayPrice;
                    }
                    sumKeyboard += keyboardPrice;


                }

                if (i % 3 == 0)
                {
                    sumMouse += mousePrice;
                }

                if (i % 2 == 0)
                {
                    sumHeadset += headsetPrice;
                }
            }

            decimal sumAll = sumHeadset + sumMouse + sumKeyboard + sumDisplay;

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