03. Histogram

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

namespace ConsoleApp37
{
    internal class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

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

            for (int i = 1; i <= n; i++)
            {
                int num = int.Parse(Console.ReadLine());
                if (num<=199)
                {
                    p1=p1+1;
                }
                else if (num<=399)
                {
                    p2 = p2 + 1;
                }
                else if (num<=599)
                {
                    p3 = p3 + 1;
                }
                else if (num <=799)
                {
                    p4 = p4 + 1;

                }
                else
                {
                    p5 = p5 + 1;
                }
            }
            p1 = p1 / n * 100;
            p2 = p2 / n * 100;
            p3 = p3 / n * 100;
            p4 = p4 / n * 100;
            p5 = p5 / n * 100;

            Console.WriteLine($"{p1:f2}%");
            Console.WriteLine($"{p2:f2}%");
            Console.WriteLine($"{p3:f2}%");
            Console.WriteLine($"{p4:f2}%");
            Console.WriteLine($"{p5:f2}%");


        }
    }
}