06. Cake

package WhileLoop;

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 countPieces = width * length;

        String command = scanner.nextLine();

        while (!command.equals("STOP")){

            int currentCakePieces = Integer.parseInt(command);

            countPieces -= currentCakePieces;

            if(countPieces <= 0){
                System.out.printf("No more cake left! You need %d pieces more.", Math.abs(countPieces));
                break;
            }


            command = scanner.nextLine();
        }


        if(countPieces > 0){

            System.out.printf("%d pieces are left.", countPieces);

        }



    }
}