flower wreath

using System;
using System.Collections.Generic;
using System.Linq;

namespace zadacha
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] stack = Console.ReadLine().Split(", ").Select(int.Parse).ToArray();
            int[] queue = Console.ReadLine().Split(", ").Select(int.Parse).ToArray();

            Stack<int> lilies = new Stack<int>(stack);
            Queue<int> roses = new Queue<int>(queue);

            List<int> storage = new List<int>();

            int count = 0;
            int wreath = 0;

            while (lilies.Any() && roses.Any())
            {
                if (lilies.Peek() + roses.Peek() == 15)
                {
                    count++;
                    lilies.Pop();
                    roses.Dequeue();
                }
                else if (lilies.Peek() + roses.Peek() > 15)
                {
                    lilies.Push(lilies.Pop() - 2);
                }
                else
                {
                    storage.Add(lilies.Pop());
                    storage.Add(roses.Dequeue());
                }
            }

            if (storage.Count > 0)
            {
                if (storage.Sum() > 15)
                {
                    wreath = storage.Sum() / 15;
                    count += wreath;
                }
            }

            if (count >= 5)
            {
                Console.WriteLine($"You made it, you are going to the competition with {count} wreaths!");
            }
            else
            {
                Console.WriteLine($"You didn't make it, you need {5-count} wreaths more!");
            }
        }
    }
}