Christmas Market

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

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

            double fantasy = 14.90;
            double horror = 9.80;
            double romantic = 4.30;
            double salary = 0;
            double neededMoney = double.Parse(Console.ReadLine());
            int numberFantasy = int.Parse(Console.ReadLine());
            int numberHorror = int.Parse(Console.ReadLine());
            int numberRomantic = int.Parse(Console.ReadLine());

            double sum = fantasy * numberFantasy + horror * numberHorror + romantic * numberRomantic;
            sum -= sum * 0.20; //  dds

            if (sum>= neededMoney)
            {

                salary = sum - neededMoney;
              double totalsalary = Math.Floor( salary * 0.10);
                totalsalary = (int)totalsalary;
                sum -= totalsalary;

                Console.WriteLine($"{sum:f2} leva donated.");
                Console.WriteLine($"Sellers will receive {totalsalary} leva.");
            }
            else
            {
                neededMoney -= sum;
                Console.WriteLine($"{neededMoney} money needed.");
            }




        }
    }
}