public class Solution {
    public int countConsonants(String text) {
        // Escribe tu solución aquí
        int count = 0;
        for(int i = 0; i < text.length(); i++) {
            char letter = text.charAt(i);
            if(Character.isLetter(letter)) {
                if("aeiou".indexOf(letter) == -1) {
                    count++;
                }
            }
        }
        return count;
    }
}