using System;

public class Program

{

    public static void Main()

    {

        var countNumbers = int.Parse(Console.ReadLine());

        double count1 = 0;

        double count2 = 0;

        double count3 = 0;

        double count4 = 0;

        double count5 = 0;

        for (int i = 0; i < countNumbers; i++)

        {

            var number = int.Parse(Console.ReadLine());

            if (number < 200)

            {

                count1 += 1.0;

            }

            else if (number < 400)

            {

                count2 += 1.0;

            }

            else if (number < 600)

            {

                count3 += 1.0;  

            }

            else if (number < 800)

            {

                count4 += 1.0;

            }

            else

            {

                count5 += 1.0;

            }

        }

        double p1 = count1 / countNumbers * 100;

        double p2 = count2 / countNumbers * 100;

        double p3 = count3 / countNumbers * 100;

        double p4 = count4 / countNumbers * 100;

        double p5 = count5 / countNumbers * 100;

        Console.WriteLine("{0:F2}%", p1);

        Console.WriteLine("{0:F2}%", p2);

        Console.WriteLine("{0:F2}%", p3);

        Console.WriteLine("{0:F2}%", p4);

        Console.WriteLine("{0:F2}%", p5);

    }

}