Padawan equipment

using System;

class Program
{
    static void Main()
    {
        double balance = double.Parse(Console.ReadLine());
        int counter = int.Parse(Console.ReadLine());
        double lightsaber = double.Parse(Console.ReadLine());
        double robe = double.Parse(Console.ReadLine());
        double belt = double.Parse(Console.ReadLine());
        double beltCost = counter * belt;
        //
        //
        double saberCost = Math.Ceiling(counter * 1.1) * lightsaber;
        double dfk = Math.Ceiling(counter * 1.1);
        double total = 0;

        if (counter >= 6)
        {
        beltCost *= (5.0 / 6.0);
        }
        total = saberCost + counter * robe + beltCost;

        if (total <= balance)
        {
            Console.WriteLine($"The money is enough - it would cost {total}lv.");
        }
        else
        {
            double remaining = total - balance;
            Console.WriteLine($"John will need {remaining:D2}lv more.");
        }
    }
}