import java.lang.String;
import java.io.*;
import java.util.*;

public class CountVowels{

public static void main(String args[])throws IOException{

	BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));
    System.out.println("Enter the String:");
	String text = bf.readLine();
    int count = 0; 
    for (int i = 0; i < text.length(); i++) {
        char c = text.charAt(i);
        if (c=='a' || c=='e' || c=='i' || c=='o' || c=='u') {
            count++;
        }
    }
    System.out.println("There are" + " " + count + " " + "vowels");
}
}