Untitled

import java.util.Scanner;

public class Lab6
{
	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		String input = scanner.nextLine();
		int vowelsSum = 0;
		
		for (int i = 0; i < input.length(); i++) {
		    if (input.charAt(i) == 'a') {
		        vowelsSum+=1;
		    } else if (input.charAt(i) == 'e') {
		        vowelsSum+=2;
		    } else if (input.charAt(i) == 'i') {
		        vowelsSum +=3;
		    } else if (input.charAt(i) == 'o') {
		        vowelsSum += 4;
		    } else if (input.charAt(i) == 'u') {
		        vowelsSum +=5;
		    }
		}
		
		System.out.println(vowelsSum);
		
	}
}