static void Main(string[] args)
        {
            Fibbonacci   fi = new Fibbonacci();
            TriangleNums tr = new TriangleNums();

            foreach (int numb in fi.MyIterator(7))
            {
                Console.Write(numb + "  ");
            }
            Console.WriteLine();


            foreach (double numb in tr.MyIterator(7))
            {
                Console.Write(numb + "  ");
            }
            Console.WriteLine();

            var fib   = fi.MyIterator(7).ToArray();
            int index = 0;

            foreach (double numb in tr.MyIterator(7))
            {
                Console.Write(numb + fib[index] + "  ");
                index++;
            }
            Console.WriteLine();
        }
        static void Main(string[] args)
        {
            Fibbonacci fi = new Fibbonacci();

            foreach (int numb in fi.MyIterator(7))
            {
                Console.Write(numb + "  ");
            }
            Console.WriteLine();


            foreach (int numb in fi.MyIterator(7))
            {
                Console.Write(numb + "  ");
            }
            Console.WriteLine();
        }