Ticket Combination

using System;

namespace TicketCombination
{
    internal class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

            for (char a = 'B'; a <= 'L'; a += 2)
            {
                for (char b = 'f'; b >= 'a'; b--)
                {
                    for (char c = 'A'; c <= 'C'; c++)
                    {
                        for (int d = 1; d <= 10; d++)
                        {
                            for (int e = 10; e > 0; e--)
                            {
                                if (--n == 0)
                                {
                                    Console.WriteLine($"Ticket combination: {a}{b}{c}{d}{e}");
                                    Console.WriteLine($"Prize: {a + b + c + d + e} lv.");
                                    Environment.Exit(0);
                                }
                            }
                        }
                    }
                }
            }
        }
    }
}