05.Puppy-care

using System;

namespace _05._PUPPYCare
{
    class Program
    {
        static void Main(string[] args)
        {
            int kg = int.Parse(Console.ReadLine());
            string gramsFood = Console.ReadLine();

            int sumFood = 0;
            int grams = kg * 1000;

            while (gramsFood != "Adopted")
            {
                int num = int.Parse(gramsFood);
                sumFood += num;
                gramsFood = Console.ReadLine();
            }

            if (sumFood > grams)
            {
                Console.WriteLine($"Food is not enough. You need {sumFood - grams} grams more.");
            }
            else
            {
                Console.WriteLine($"Food is enough! Leftovers: {grams - sumFood} grams.");
            }
        }
    }
}