Пин

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

namespace _1.Уникални_PIN_кодове
{
    class Program
    {
        static void Main(string[] args)
        {

            var n1 = double.Parse(Console.ReadLine());
            var n2 = double.Parse(Console.ReadLine());
            var n3 = double.Parse(Console.ReadLine());
            bool prime =false;
            int j = 0;
            double l = 0;
            int count = 0;
            int prosto = 0;
            for (int i = 2; i <= n1; i++)
            {
                for (j = 2; j <= n2; j++)
                {
                    for (int k = 2; k <= n3;  k++)
                    {

                        if (i % 2 == 0 )
                        {
                            if ((j == 2)||(j==3) ||(j == 5)||(j == 7))
                            {
                                if (k % 2 == 0)
                                {
                                    Console.WriteLine($"{i} {j} {k}");
                                }
                            }
                        }

                    }
                }
            }

        }
    }
}