ProgBasics05while-Loop-P07waterDispenser

import java.util.Scanner;

public class P07waterDispenser {
        public static void main(String[] args) {
            Scanner scanner = new Scanner(System.in);
            int counter = 0;
            int glassFilled = 0;
            int glassVolume = Integer.parseInt(scanner.nextLine());

            while (glassFilled < glassVolume) {
                String command = scanner.nextLine();

                switch (command) {
                    case "Easy":
                        glassFilled += 50;
                        counter++;
                        break;
                    case "Medium":
                        glassFilled += 100;
                        counter++;
                        break;
                    case "Hard":
                        glassFilled += 200;
                        counter++;
                        break;
                }
            }
            if (glassFilled > glassVolume) {
                System.out.printf("%dml has been spilled.", glassFilled - glassVolume);

            } else if (glassFilled == glassVolume) {
                System.out.printf("The dispenser has been tapped %d times.", counter);
            }
        }
    }