using System;


namespace невнев
{
    class Program
    {
        static void Main(string[] args)
        {

            string word = Console.ReadLine().ToLower();
            var letters = new string[] {"a" , "e", "i", "o", "u"};
            var numbers = new int[] { 1, 2, 3, 4, 5 };
            var sum = 0;
            for (int i = 0; i < letters.Length; i++)
            {
                if (word.Contains(letters[i]))
                {

                    sum += numbers[i];
                }
            }
            Console.WriteLine(sum);
        }
    }
}