Division without remainder

using System;

namespace CodingExam
{
    class Program
    {
        static void Main()
        {
            var n = float.Parse(Console.ReadLine());

            short count2, count3, count4;
            count2 = count3 = count4 = 0;

            for (int i = 0; i < n; i++)
            {
                var num = short.Parse(Console.ReadLine());
                if (num % 2 == 0) count2++;
                if (num % 3 == 0) count3++;
                if (num % 4 == 0) count4++;
            }
            Console.WriteLine("{0:f2}%", count2 / n * 100);
            Console.WriteLine("{0:f2}%", count3 / n * 100);
            Console.WriteLine("{0:f2}%", count4 / n * 100);
        }
    }
}