Магазин за цветя

using System;

namespace tESt
{
    class Program
    {
        static void Main(string[] args)

        {
            var magnolia = int.Parse(Console.ReadLine());
            var hyacinth = int.Parse(Console.ReadLine());
            var rose = int.Parse(Console.ReadLine());
            var cactus = int.Parse(Console.ReadLine());

            var presantPrice = int.Parse(Console.ReadLine());

            const double magnoliaPrice = 3.25;
            const double hyacinthPrice = 4.00;
            const double rosePrice = 3.50;
            const double cactusPrice = 8.00;

            var profit = (magnolia * magnoliaPrice + hyacinth * hyacinthPrice +
                rose * rosePrice + cactus * cactusPrice) * 0.95;  // 5% taxes

            var diff = presantPrice - profit;

            if (diff > 0)
            {
                diff = Math.Ceiling(diff);
                Console.WriteLine($"She is left with {diff} leva.");
            }
            else
            {
                diff = Math.Abs(diff);
                diff = Math.Floor(diff);
                Console.WriteLine($"She will have to borrow {diff} leva.");
            }
        }
    }
}