PB-BG-Oct2018-ExamPrep-02.BeerAndChips

using System;

namespace _02.BeerAndChips
{
    class Program
    {
        static void Main(string[] args)
        {
            string fanName = Console.ReadLine();
            double budget = double.Parse(Console.ReadLine());
            int bottleBeer = int.Parse(Console.ReadLine());
            int chipsPacks = int.Parse(Console.ReadLine());

            double chipsPrice = ((bottleBeer * 1.2) * 0.45) * chipsPacks;
            chipsPrice = Math.Ceiling(chipsPrice);
            double totalSum = bottleBeer * 1.2 + chipsPrice;

            if (budget >= totalSum)
            {
                Console.WriteLine($"{fanName} bought a snack and has {(budget - totalSum):F2} leva left.");
            }
            else
            {
                Console.WriteLine($"{fanName} needs {(totalSum - budget):F2} more leva!");
            }
        }
    }
}