using System;

public class Program

{

    public static void Main()

    {

        string input = Console.ReadLine();

        int sum = 0;

        for( int i=0; i < input.Length; i++)

        {

            int abc = input[i];

            switch (abc)

            {

                case 'a':

                    sum += 1;

                    break;

                case 'e':

                    sum += 2;

                    break;

                case 'i':

                    sum += 3;

                    break;

                case 'o':

                    sum += 4;

                    break;

                case 'u':

                    sum += 5;

                    break;  

                default:

                    break;

            }

        }

        Console.WriteLine(" Vowels {0}", sum);

    }

}