public class IntegerManager { public void printSize(ArrayList numsList) { System.out.println(numsList.size() + " items"); } public static void main(String[] args) { Scanner scnr = new Scanner(System.in); IntegerManager myList = new IntegerManager(); int currVal; ArrayList intList = new ArrayList(); myList.printSize(intList); currVal = scnr.nextInt(); while (currVal >= 0) { intList.add(currVal); currVal = scnr.nextInt(); } myList.printSize(intList); intList.clear(); myList.printSize(intList); } } Input 1 2 3 4 5 6 -1 Output