import java.util.*;

class CountVowels {
    public static void main(String[] args) throws Exception {
        Scanner input = new Scanner(System.in);
        System.out.print("Please enter string ");
        System.out.println();
        String str = input.nextLine();
        String st = str;

        char[] third = st.toCharArray();
        for (int counter = 0; counter < third.length; counter++) {
            char ch = third[counter];
            int count = 0;
            for (int i = 0; i < third.length; i++) {
                if (ch == third[i])
                    count++;
            }
            boolean flag = false;
            for (int j = counter - 1; j >= 0; j--) {
                if (ch == third[j])
                    flag = true;
            }
            if (!flag) {
                if (ch == 'a' || ch == 'e' || ch == 'i' || ch == 'o'
                        || ch == 'u' || ch == ' ') {
                    System.out.println("Character " + ch + " occurs " + count
                            + " times ");
                }
            }
        }
    }
}