using System;
namespace P3_2
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("һĸ");
            char c = (char)Console.Read();
            if (Char.IsUpper(c))
            {
                Console.WriteLine("Ǵдĸ.");
            }
            else if (Char.IsLower(c))
            {
                Console.WriteLine("Сдĸ.");
            }
            else if (Char.IsDigit(c))
            {
                Console.WriteLine(".");
            }
            else
            {
                Console.WriteLine("ļȲҲĸ.");
            }
            Console.ReadLine();
        }
    }
    
}
