using System;

namespace DataTypeFinder
{
    class Program
    {
        static void Main(string[] args)
        {
            var input = Console.ReadLine();

            bool isFloatingPointNumber = false;
            bool hasLetter = false;

            while (input != "END")
            {
                if (input == "true" || input == "false")
                {
                    Console.WriteLine($"{input} is boolean type");
                }
                for (int i = 0; i < input.Length; i++)
                {
                    if (input[0] == 45 && i > 0 && (input[i] <= 48 || input[i] > 57))
                    {
                        hasLetter = true;
                    }
                    else
                    {
                        if (input[i] == 44 || input[i] == 46)
                        {
                            isFloatingPointNumber = true;
                        }
                    }
                }
                if (!hasLetter)
                {
                    if (isFloatingPointNumber)
                    {
                        Console.WriteLine($"{input} is floating point type");
                    }
                    else
                    {
                        Console.WriteLine($"{input} is integer type");
                    }
                }
                if (input.Length == 1)
                {
                    Console.WriteLine($"{input} is character type");
                }
                else if (input.Length > 1)
                {
                    Console.WriteLine($"{input} is string type");
                }
                input = Console.ReadLine();
            }
        }
    }
}