using System;

namespace EasterBake
{
    class Program
    {
        static void Main(string[] args)
        {
            double countCakes = int.Parse(Console.ReadLine());

            double totalSugar = 0;
            double totalFlour = 0;
            double packsSugar = 0;
            double packsFlour = 0;
            double maxSugar = 0;
            double maxFlour = 0;

            for (int i = 0; i < countCakes; i++)
            {
                double usedSugar = double.Parse(Console.ReadLine());
                double usedFlour = double.Parse(Console.ReadLine());

                if (usedSugar > maxSugar)
                {
                    maxSugar = usedSugar;
                }
                if (usedFlour > maxFlour)
                {
                    maxFlour = usedFlour;
                }

                totalSugar += usedSugar;
                totalFlour += usedFlour;
            }

           packsSugar += Math.Ceiling(totalSugar / 950);
           packsFlour += Math.Ceiling(totalSugar / 750);

            Console.WriteLine($"Sugar: {packsSugar}");
            Console.WriteLine($"Flour: {packsFlour}");
            Console.WriteLine($"Max used flour is {maxFlour} grams, max used sugar is {maxSugar} grams.");
        }
    }
}