Histogram

using System;

namespace Histogram
{
    class Program
    {
        static void Main(string[] args)
        {
            int number1 = int.Parse(Console.ReadLine());
            var p1 = 0.0;
            var p2 = 0.0;
            var p3 = 0.0;
            var p4 = 0.0;
            var p5 = 0.0;

            for (int i = 1; i <= number1; i++)
            {
                int number2 = int.Parse(Console.ReadLine());

                if (number2<200)
                {
                    p1 ++;
                }
                if (number2 >= 200&&number2<400)
                {
                    p2 ++;
                }
                if (number2 >= 400 && number2 < 600)
                {
                    p3 ++;
                }
                if (number2 >= 600 && number2 < 800)
                {
                    p4 ++;
                }
                if (number2 >= 800)
                {
                    p5 ++;
                }
            }
            Console.WriteLine($"{(p1 / number1*  100):f2}%");
            Console.WriteLine($"{(p2 / number1 * 100):f2}%");
            Console.WriteLine($"{(p3 / number1 * 100):f2}%");
            Console.WriteLine($"{(p4 / number1 * 100):f2}%");
            Console.WriteLine($"{(p5 / number1 * 100):f2}%");
        }
    }
}