using System;


namespace ArrayShuffle
{
    class Program
    {
        private static Random random = new Random();
        private static readonly int ArraySize = 10;
        private static readonly string
            InitialArray = "Массив:  ",
            ShuffledArray = "Перемешанный: ",
            Separator = ", ";

        static void Main(string[] args)
        {
            int[] array = new int[ArraySize];

            for (int i = 0; i < 10; i++)
            {
                array[i] = GetRandomNumber(0, ArraySize);
            }

            PrintArray(InitialArray, array);
            Shuffle(ref array);
            PrintArray(ShuffledArray, array);
            Console.ReadKey();
        }

        private static void PrintArray(string message, int[] array)
        {
            Console.WriteLine(message + string.Join(Separator, array));
        }

        private static int GetRandomNumber(int min, int max)
        {
            return random.Next(min, max);
        }

        private static void Shuffle(ref int[] array)
        {
            for (int i = 0; i < array.Length - 1; i++)
            {
                int j = GetRandomNumber(i, array.Length);
                int temp = array[i];
                array[i] = array[j];
                array[j] = temp;
            }
        }
    }
}