5. вариант 2

using System;

namespace _05._Winner_Tickets
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

            for (int first = 0; first <= 9; first++)
            {
                for (int second = 0; second <= 9; second++)
                {
                    for (int third = 0; third <= 9; third++)
                    {
                        for (int forth = 0; forth <= 9; forth++)
                        {
                            bool check1 = first + forth == n;
                            bool check2 = second % 2 == 1;
                            bool check3 = third == 4 || third == 7;
                            if (check1 && check2 && check3)
                            {
                                Console.WriteLine($"{first}{second}{third}{forth} ");
                            }
                        }
                    }
                }
            }
        }
    }
}