SoftUni Water Supplies

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

namespace _2
    {
    class Program
        {
        static void Main(string[] args)
            {
            decimal amountOfWater = decimal.Parse(Console.ReadLine());
            decimal[] bottlesToFill = Console.ReadLine().Split(' ').Select(decimal.Parse).ToArray();
            int capacityOfBottles =int.Parse(Console.ReadLine());
            List<int> bottToFill = new List<int>();

            if (amountOfWater%2==0)
                {
                for (int i = 0; i < bottlesToFill.Length; i++)
                    {
                    if (bottlesToFill[i]==capacityOfBottles)
                        {
                        continue;
                        }
                    else
                        {
                        decimal checkForWater =  amountOfWater-(capacityOfBottles-bottlesToFill[i]);
                        if (checkForWater>0)
                            {
                            decimal litters = bottlesToFill[i];
                            bottlesToFill[i]+=capacityOfBottles-litters;
                            amountOfWater-=capacityOfBottles-litters;
                            }
                        else if (amountOfWater>0)
                            {
                            bottlesToFill[i]+=amountOfWater;
                            amountOfWater=0;
                            }
                        }
                    if (amountOfWater==0)
                        {
                        for (int h = 0; h < bottlesToFill.Length; h++)
                            {
                            if (bottlesToFill[h]<capacityOfBottles)
                                {
                                bottToFill.Add(h);
                                }
                            }
                        break;
                        }
                    }
                }

            if (amountOfWater%2!=0)
                {
                for (int i = bottlesToFill.Length-1; i >= 0; i--)
                    {
                    if (bottlesToFill[i]==capacityOfBottles)
                        {
                        break;
                        }
                    else
                        {
                        decimal checkForWater =  amountOfWater-(capacityOfBottles-bottlesToFill[i]);
                        if (checkForWater>0)
                            {
                            decimal litters = bottlesToFill[i];
                            bottlesToFill[i]+=capacityOfBottles-litters;
                            amountOfWater-=capacityOfBottles-litters;
                            }
                        else if (amountOfWater>0)
                            {
                            bottlesToFill[i]+=amountOfWater;
                            amountOfWater=0;
                            }
                        }

                    if (amountOfWater==0)
                        {
                        for (int h = bottlesToFill.Length-1; h >= 0; h--)
                            {
                            if (bottlesToFill[h]<capacityOfBottles)
                                {
                                bottToFill.Add(h);
                                }
                            }
                        break;
                        }
                    }
                }

            int checkForList = bottToFill.Count;
            if (checkForList==0)
                {
                Console.WriteLine("Enough water!\nWater left: {0}l.",amountOfWater);
                }
            else
                {
                decimal waterNeed = 0;
                for (int i = 0; i < bottToFill.Count; i++)
                    {
                    int index = bottToFill[i];
                    if (bottlesToFill[index]<capacityOfBottles)
                        {
                        waterNeed+=capacityOfBottles-bottlesToFill[index];
                        }
                    }
                Console.WriteLine("We need more water!\nBottles left: {0}\nWith indexes: {1}\nWe need {2} more liters!",checkForList,string.Join(", ",bottToFill),waterNeed);
                }


            }
        }
    }