Histogram

using System;

namespace Results
{
    public class Histogram
    {
        public static void Main()
        {
            int n = int.Parse(Console.ReadLine());

            int p1 = 0;
            int p2 = 0;
            int p3 = 0;
            int p4 = 0;
            int p5 = 0;

            for (int i = 0; i < n; i++)
            {
                var num = int.Parse(Console.ReadLine());
                if (num < 200)
                {
                    p1++;
                }
                else if (num >= 200 && num <= 399)
                {
                    p2++;
                }
                else if (num >= 400 && num <= 599)
                {
                    p3++;
                }
                else if (num >= 600 && num <= 799)
                {
                    p4++;
                }
                else if (num >= 800)
                {
                    p5++;
                }
            }
            double p1Percentage = p1 * 100d / n;
            double p2Percentage = p2 * 100d / n;
            double p3Percentage = p3 * 100d / n;
            double p4Percentage = p4 * 100d / n;
            double p5Percentage = p5 * 100d / n;


            Console.WriteLine("{0:f2}%", p1Percentage);
            Console.WriteLine("{0:f2}%", p2Percentage);
            Console.WriteLine("{0:f2}%", p3Percentage);
            Console.WriteLine("{0:f2}%", p4Percentage);
            Console.WriteLine("{0:f2}%", p5Percentage);
        }
    }
}