P06Cake

package L05WhileLoop.Exercises;

import java.util.Scanner;

public class P06Cake {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

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

        int countAllPieces = width * length;

        while (!command.equals("STOP")){
            int currentCountPieces = Integer.parseInt(command);
            countAllPieces -= currentCountPieces;

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



            command = scanner.nextLine();
        }


        if(countAllPieces > 0){
            System.out.printf("%d pieces are left.", countAllPieces);
        }


    }
}