using System;

namespace _03.Logistics
{
    class Logistics
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

            double minibus = 0;
            double truck = 0;
            double train = 0;
            double sumLoad = 0;

            for (int i = 1; i <= n; i++)
            {
                double ton = double.Parse(Console.ReadLine());

                if (ton <= 3)
                {
                    minibus += ton;
                }
                if (ton <= 11 && ton >= 4)
                {
                    truck += ton;
                }
                if (ton >= 12)
                {
                    train += ton;
                }
                sumLoad += ton;
            }

            double sumAllLoads = minibus + truck + train;

            double avgMinibus = minibus * 200;
            double avgTruck = truck * 175;
            double avgTrain = train * 120;

            double average = (avgMinibus + avgTruck + avgTrain) / sumAllLoads;

            Console.WriteLine($"{average:f2}");
            Console.WriteLine($"{(minibus / sumAllLoads * 100):f2}" + "%");
            Console.WriteLine($"{(truck / sumAllLoads * 100):f2}" + "%");
            Console.WriteLine($"{(train / sumAllLoads * 100):f2}" + "%");
        }
    }
}