Grandpa Stavri

using System;

namespace GrangpaStavri
{
    class Program
    {
        static void Main(string[] args)
        {
            int days = int.Parse(Console.ReadLine());
            double totalLiters = 0;
            double averageGradus = 0;
            for (int i = 0; i < days; i++)
            {
                double currentLiters = double.Parse(Console.ReadLine());
                double currentGradus = double.Parse(Console.ReadLine());
                averageGradus += currentLiters * currentGradus;
                totalLiters += currentLiters;
            }
            averageGradus /= totalLiters;
            Console.WriteLine($"Liter: { totalLiters:f2}");
            Console.WriteLine($"Degrees: { averageGradus:f2}");

            if (averageGradus < 38)
            {
                Console.WriteLine("Not good, you should baking!");
            }
            else if (averageGradus > 42)
            {
                Console.WriteLine("Dilution with distilled water!");
            }
            else
            {
                Console.WriteLine("Super!");
            }
        }
    }
}