Harvest

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

namespace Produce
{
    class Program
    {
        static void Main(string[] args)
        {
            var area = int.Parse(Console.ReadLine());
            var grapesKGPerSQM = double.Parse(Console.ReadLine());
            var wineNeeded = double.Parse(Console.ReadLine());
            var workers = double.Parse(Console.ReadLine());
            var harvestForWine = (area * grapesKGPerSQM)*0.4;
            var wine = harvestForWine / 2.5;
            var totalWine = Math.Truncate(wine);

            if (wine < wineNeeded)
            {
                Console.WriteLine("It will be a tough winter! More {0} liters wine needed.",
                Math.Truncate(wineNeeded-wine));
            }
            else
            {
                Console.WriteLine("Good harvest this year! Total wine: {0} liters.",
                   Math.Truncate(wine));
                Console.WriteLine("{0} liters left -> {1} liters per person.",
                    Math.Round(totalWine-wineNeeded),
                    Math.Round((totalWine - wineNeeded)/workers));
            }
        }
    }
}