using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _04.Logistics
{
    class Program
    {
        static void Main(string[] args)
        {
            int countOfLoads = int.Parse(Console.ReadLine());

            int sumTons = 0;

            double microbus = 0;
            double truck = 0;
            double train = 0;

            for (int i = 1; i <= countOfLoads; i++)
            {
                int tons = int.Parse(Console.ReadLine());

                if (tons <= 3)
                {
                    microbus += tons;
                }
                else if (tons >= 4 && tons <= 11)
                {
                    truck += tons;
                }
                else if (tons >= 12)
                {
                    train += tons;
                }

                sumTons += tons;
            }

            double microbusPrice = microbus * 200.0;
            double truckPrice = truck * 175.0;
            double trainPrice = train * 120.0;

            double totalPrice = microbusPrice + truckPrice + trainPrice;

            Console.WriteLine("{0:f2}" , totalPrice / sumTons);
            Console.WriteLine("{0:f2}%", (microbus / sumTons) * 100);
            Console.WriteLine("{0:f2}%", (truck / sumTons) * 100);
            Console.WriteLine("{0:f2}%", (train / sumTons) * 100);
        }
    }
}