using System;

namespace Пета_задача___Лодка_за_риболов
{
    class Program
    {
        static void Main(string[] args)
        {
            int budget = int.Parse(Console.ReadLine());
            string season = Console.ReadLine();
            int fishermans = int.Parse(Console.ReadLine());
            double price = 0;

            if (season == "Spring")
            {
                price = 3000;
            }
            else if (season == "Autumn" || season == "Summer")
            {
                price = 4200;
            }
            else if (season == "Winter")
            {
                price = 2600;
            }
            if (fishermans <= 6)
            {
                price *= 0.9;
            }
            else if (7 <= fishermans && fishermans <= 11)
            {
                price *= 0.85;
            }
            else if (12 <= fishermans)
            {
                price *= 0.75;
            }
            if (fishermans % 2 == 0 && season != "Autumn")
            {
                price *= 0.95;
            }
            if (budget >= price)
            {
                Console.WriteLine($"Yes! You have {(budget - price):f2} leva left.");
            }
            else if (price > budget)
            {
                Console.WriteLine($"Not enough money! You need {(price - budget):f2} leva.");
            }
        }
    }
}