11.EnterEvenNumber

using System;

namespace _11.EnterEvenNumber
{
    class EnterEvenNumber
    {
        static void Main(string[] args)
        {
            var n = 0;

            while (true)
            {
                Console.WriteLine("Enter even number: ");

                n = int.Parse(Console.ReadLine());

                if (n%2 == 0)
                {
                    break;
                }

                Console.WriteLine("The number is not even.");
            }

            Console.WriteLine($"Even numer entered: {n}");
        }
    }
}