Shuffle Method

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

namespace Tasks
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] array1 = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
            Shuffle(array1);

            Console.WriteLine(" ");
            Console.WriteLine("Матрица после перетасовки.");

            for (int i = 0; i < array1.Length; i++)
            {
                Console.Write(array1[i] + " ");
            }
        }
        static void Shuffle(int[] array)
        {
            Random rand = new Random();

            for (int i = array.Length - 1; i >= 0; i--)
            {
                int elementIndexForChange = rand.Next(0, i + 1);
                int temporaryPlace = array[elementIndexForChange];
                array[elementIndexForChange] = array[i];
                array[i] = temporaryPlace;
            }
        }
    }
}