import java.util.List;import java.util.ArrayList;import java.util.Collection;import java.util.Iterator;

public class ejer_3{

public static void main(String[] arg){char[] vocales = {'a','e','i','o','u'};List<char> lista = new ArrayList<char>();

for (char vocal : vocales) lista.add(vocal); imprimirVocales(lista);

}public static void imprimir(Collection<char> coleccion){

Iterator<String> iterator = coleccion.iterator();

while (iterator.hasNext()){System.out.println(iterator.next());

}}

}