public int PopCountParallel2()
        {
            int counter = 0;

            for (int i = 0; i < N / 2; i++)
            {
                counter += BitCountHelper.PopCountParallel2(numbers[i], numbers[i + 1]);
            }
            return(counter);
        }
        public int PopCount4()
        {
            int counter = 0;

            for (int i = 0; i < N; i++)
            {
                counter += BitCountHelper.PopCount4(numbers[i]);
            }
            return(counter);
        }