using System;

namespace Hristograma
{
    class Program
    {
        static void Main(string[] args)
        {
            int nNumbers = int.Parse(Console.ReadLine());
            int p1 = 0;
            int p2 = 0;
            int p3 = 0;
            int p4 = 0;
            int p5 = 0;
            double percent;
            for (int counter = 0; counter < nNumbers; counter++)
            {
                int Entered_Num = int.Parse(Console.ReadLine());

                if (Entered_Num <= 200) { p1++;    }
                if (Entered_Num >= 200 & Entered_Num <= 399) { p2++;  }
                if (Entered_Num >= 400 & Entered_Num <= 599) { p3++;   }
                if (Entered_Num >= 600 & Entered_Num <= 799) { p4++;   }
                if (Entered_Num >= 800) { p5++;   }

            }



            percent = (Convert.ToDouble(p1) / Convert.ToDouble(nNumbers)) * 100;
            Console.WriteLine(percent.ToString("F2") + "%");

            percent = (Convert.ToDouble(p2) / Convert.ToDouble(nNumbers)) * 100;
            Console.WriteLine(percent.ToString("F2") + "%");

            percent = (Convert.ToDouble(p3) / Convert.ToDouble(nNumbers)) * 100;
            Console.WriteLine(percent.ToString("F2") + "%");
            percent = (Convert.ToDouble(p4) / Convert.ToDouble(nNumbers)) * 100;
            Console.WriteLine(percent.ToString("F2") + "%");
            percent = (Convert.ToDouble(p5) / Convert.ToDouble(nNumbers)) * 100;
            Console.WriteLine(percent.ToString("F2") + "%");


        }
    }
}