NibbleMonsterWithLoopTillFull.java

import java.util.Random;
import java.util.Scanner;

public class NibbleMonsterWithLoopTillFull {
    public static void main(String[] args) {
        Random rand = new Random();
        int hunger = rand.nextInt(501); // Generate a random hunger level between 0 and 500

        System.out.println("The monster's hunger level is: " + hunger);

        Scanner scanner = new Scanner(System.in);

        while (hunger > 0) {
            System.out.print("Feed the monster a nibble: ");
            char input = scanner.next().charAt(0);

            if (Character.isDigit(input) || (input >= 'a' && input <= 'f') || (input >= 'A' && input <= 'F')) {
                int nibbleValue = (int) input;
                hunger -= nibbleValue;
                System.out.println("Monster's hunger decreased to: " + hunger);
            } else {
                int pukeValue = (int) input;
                hunger += pukeValue;
                System.out.println("Oops! Monster puked. Hunger increased to: " + hunger);
            }
        }

        System.out.println("The monster is full! Hunger level is zero.");
        scanner.close();
    }
}