using System.Text.RegularExpressions;

public class CTF{
    public static void Main()
    {
        var input = Console.ReadLine();
        
        System.Console.WriteLine(Validate(input));
    }
    
    private static int Validate(string input)
    {
        var length = input.Length;
        if (length >= 1 && length <= 32)
        {
            if (Regex.IsMatch(input, @"^[0-9a-zA-Z_\-]+$"))
            {
                var start = input[0];
                var end = input[length - 1];
                if (end != '_' && end != '-' && start != '_' && start != '-') 
                {
                    return 200;
                }
            }
        }
        return 400;
    }
}