03.01.01.BitwisePasswords

using System;

class BitwisePasswords
{
    static void Main()
    {
        int counter = 0;
        string input = Console.ReadLine(); //"***101***";
        for (int i = 0; i < input.Length; i++)
        {
            if (input[i] == '*')
            {
                counter++;
            }
        }
        long l = (long)Math.Pow(2, counter);
        Console.WriteLine(l);
    }
}