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


public class IteratorExample {
    public static void main(String[] args) {

        List<String> list = new ArrayList<>();
        list.add("One"); 
        list.add("Two"); 
        list.add("Three");

        Iterator<String> iterator = list.iterator();
        while(iterator.hasNext()) {
            System.out.println(iterator.next());
        }
        
        for (String string : list) {
            System.out.println(string);
        }
    }
}