06. Shelter for Cats

import java.util.Scanner;

public class ShelterForCats_06 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int availableFood = Integer.parseInt(scanner.nextLine());
        int availableFoodInGrams = availableFood * 1000;

        String command = scanner.nextLine();
        int totalEaten = 0;

        while(!command.equals("Adopted")){
            int grams = Integer.parseInt(command);
            totalEaten += grams;
            command = scanner.nextLine();
        }

        if (availableFoodInGrams >= totalEaten) {
            int leftFood = availableFoodInGrams - totalEaten;
            System.out.printf("Food is enough! Leftovers: %d grams.", leftFood);
        } else {
            int needFood = totalEaten - availableFoodInGrams;
            System.out.printf("Food is not enough. You need %d grams more.", needFood);
        }
    }
}