Is_Vowel

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Demo {
    public static void main(String[] args) throws IOException {
        BufferedReader rd =
                new BufferedReader(
                        new InputStreamReader(System.in));

        System.out.print("Enter some text: ");
        String text = rd.readLine().toLowerCase();

        int count = 0;
        for (int i = 0; i < text.length() ; i++) {
            if (isVowel(text.charAt(i))) {
              count ++;
                System.out.println(text.charAt(i) + "; is vowel");
            }
        }
        System.out.println(count + ": is the number of vowels in " + text);
    }

    private static boolean isVowel(char symbol) {

        if ("aeiyou".indexOf(symbol) != -1) {
            return true;
        }
        return false;
    }
}