Vowels Sum

import java.util.Locale;
import java.util.Scanner;

public class VowelsSum {
    public static void main(String[] args) {
        Scanner myScan=new Scanner(System.in);
        String text=myScan.nextLine().toLowerCase();
        int sum=0;
        for (int i = 0; i <text.length() ; i++) {
            Character ch=text.charAt(i);
            switch (ch){
                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;
            }
        }
        System.out.println(sum);
    }
}