using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Study
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] array = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
            shuffleArray(array);

            for (int j = 0; j < array.Length; j++)
            {
                Console.WriteLine(array[j]);
            }
            Console.ReadKey();
        }
        public static void shuffleArray(int[] firstArray)
        {
            int lengthArray = firstArray.Length;
            Random rand = new Random();

            for (int i = 0; i < lengthArray; i++)
            {
                swap(firstArray, i, i + rand.Next(lengthArray - i));
            }
        }
        public static void swap(int[] array, int firstArray, int secondArray)
        {
            int temp = array[firstArray];
            array[firstArray] = array[secondArray];
            array[secondArray] = temp;
        }
    }
}