04. Coffee Shop

using System;

namespace Exam
{
    class Program
    {
        static void Main(string[] args)
        {
            int howManyAtStart = int.Parse(Console.ReadLine());
            string cafe = "";
            double money = 0;
            while (true)
            {
                if (howManyAtStart <= 0)
                {
                    Console.WriteLine("No more coffee left!");
                    break;
                }
                cafe = Console.ReadLine();
                if (cafe == "closed")
                {
                    Console.WriteLine($"Coffee left: {howManyAtStart}g");
                    break;
                }

                switch (cafe)
                {
                    case "espresso":
                        if (howManyAtStart >= 50)
                        {
                            money += 3.00;
                            howManyAtStart -= 50;
                        }
                        else
                        {
                            Console.WriteLine("Not enough coffee!");
                        }

                        break;
                    case "cappuccino":
                        if (howManyAtStart >= 30)
                        {
                            money += 3.50;
                            howManyAtStart -= 30;
                        }
                        else
                        {
                            Console.WriteLine("Not enough coffee!");
                        }

                        break;

                    case "latte":
                        if (howManyAtStart >= 20)
                        {
                            money += 3.50;
                            howManyAtStart -= 20;
                        }
                        else
                        {
                            Console.WriteLine("Not enough coffee!");
                        }

                        break;
                }

            }
            Console.WriteLine($"Profit: {money:F2} lv.");
        }
    }
}