public class Utils {
public static void displayArrayList(ArrayList arrayList) {
ListIterator iter = arrayList.listIterator();
- Integer i = 0;
+ int i = 0;
while (iter.hasNext()) {
- System.out.println(i.toString() + " " + iter.next());
+ System.out.println(i + " " + iter.next());
i++;
}
}