Pregunta de entrevista de ServiceNow

Anything wrong in this code and Explain? import java.util.ArrayList; import java.util.Iterator; import java.util.List; public class ConcurrentModificationExample { public static void main(String[] args) { List numbers = new ArrayList<>(); numbers.add(1); numbers.add(2); numbers.add(3); Iterator iterator = numbers.iterator(); while (iterator.hasNext()) { Integer number = iterator.next(); if (number.equals(2)) { numbers.remove(number); } } } }