Канзас сити шафл

using System;

namespace CSLight
{
    internal class Program
    {
        static void Main(string[] args)
        {
            int[] array = new int[7] { 7, 5, 2, 8, 9, 0, 1 };

            ConsoleKeyInfo pressEnter = new ConsoleKeyInfo(' ', ConsoleKey.Enter, false, false, false);

            Console.CursorVisible = false;

            while (pressEnter.Key == ConsoleKey.Enter)
            {
                Console.WriteLine("Ваш массив: ");

                foreach (int element in array)
                {
                    Console.Write("|" + element + "|");
                }

                Console.WriteLine("\n");
                Console.WriteLine("Нажмите на <<ENTER>>, чтобы перемешать массив.");

                pressEnter = Console.ReadKey(true);
                array = Shuffle(array);

                Console.Clear();
            }
        }

        static int[] Shuffle(int[] array)
        {
            int tempIndex;
            int tempElement;
            int minNumber = 0;
            int maxNumber = array.Length;

            Random random = new Random();

            for (int i = 0; i < array.Length; i++)
            {
                tempIndex = random.Next(minNumber, maxNumber);
                tempElement = array[tempIndex];

                if (tempIndex == minNumber)
                {
                    array[tempIndex] = array[tempIndex + 1];
                    array[tempIndex + 1] = tempElement;
                }
                else
                {
                    array[tempIndex] = array[tempIndex - 1];
                    array[tempIndex - 1] = tempElement;
                }
            }

            return array;
        }
    }
}