While Loop Cake

import java.util.Scanner;

    public class cake {
        public static void main(String[] args) {
            Scanner scanner = new Scanner(System.in);

            int width = Integer.parseInt(scanner.nextLine());
            int length = Integer.parseInt(scanner.nextLine());

            int wholeCake = width * length;
            int piecesOfCake = 0;

            while (piecesOfCake <= wholeCake) {
                String pieces = scanner.nextLine();
                if ("STOP".equals(pieces)) {
                    System.out.printf("%d pieces are left.", wholeCake - piecesOfCake);
                    break;
                }else {
                    piecesOfCake += Integer.parseInt(pieces);
                }
                if (piecesOfCake > wholeCake) {
                    System.out.printf("No more cake left! You need %d pieces more.", piecesOfCake - wholeCake);
                    break;
                }
            }
        }
    }