PuppyCare

import java.util.Scanner;

public class PuppyCare {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        Integer food = Integer.parseInt(scanner.nextLine());
        Integer totalFood = food * 1000;
        String command = scanner.nextLine();
        Integer totalGrams = 0;

        while (!"Adopted".equals(command)){
            Integer grams = Integer.valueOf(command);
            totalGrams += grams;
            command = scanner.nextLine();
        }
        Integer diff = Math.abs(totalFood - totalGrams);
        if(totalGrams <= totalFood){
            System.out.printf("Food is enough! Leftovers: %d grams.",diff);
        }else{
            System.out.printf("Food is not enough. You need %d grams more.",diff);
        }
    }
}