02-Encoded Answers

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

namespace _02_Encoded_Answers
{
    class EncodedAnswers
    {
        static void Main(string[] args)
        {
            int N = int.Parse(Console.ReadLine());

            int counterA = 0;
            int counterB = 0;
            int counterC = 0;
            int counterD = 0;
            string result = null;

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

            {
                string answer;
                uint num = uint.Parse(Console.ReadLine());


                if (num % 4 == 0)
                {
                    counterA++;
                    answer = "a";

                }
                else if (num % 4 == 1 )
                {
                    counterB++;
                    answer = "b";
                }
                else if (num % 4 == 2)
                {
                    counterC++;
                    answer = "c";
                }
                else if (num % 4 == 3)
                {
                    counterD++;
                    answer = "d";
                }

                result += answer + ' ';

            }
            Console.WriteLine(result);
            Console.WriteLine("Answer A: {0}", counterA);
            Console.WriteLine("Answer B: {0}", counterB);
            Console.WriteLine("Answer C: {0}", counterC);
            Console.WriteLine("Answer D: {0}", counterD);

        }
    }
}
// https://judge.softuni.bg/Contests/Practice/Index/163#1