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

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

            int microbus = 0;
            int kamion = 0;
            int vlak = 0;

            for (int i = 0; i < n; i++)
            {
                int ton = int.Parse(Console.ReadLine());

                if (ton <= 3)
                {
                    microbus += ton;
                }
                else if (ton < 11)
                {
                    kamion+= ton;
                }
                else if (ton > 12)
                {
                    vlak+= ton;
                }
            }
            decimal tovari = microbus + kamion + vlak;
            decimal average = (microbus * 200 + kamion * 175 + vlak * 120)/tovari;

            Console.WriteLine("{0:f2}", average);
            Console.WriteLine("{0:f2}%", microbus/tovari * 100);
            Console.WriteLine("{0:f2}%", kamion/tovari*100);
            Console.WriteLine("{0:f2}%", vlak/tovari*100);
        }
    }
}