Basic_Task20

using System;

namespace Basic_Task20
{
    class Program
    {
        static void Main(string[] args)
        {
            Random random = new Random();
            int[] array = new int[20];
            for (int i = 0; i < array.Length; i++)
            {
                array[i] = random.Next(0, 100);
                Console.Write(array[i] + " ");
            }
            Console.WriteLine();
            Shuffle(array);
            for (int i = 0; i < array.Length; i++)
            {
                Console.Write(array[i] + " ");
            }
        }

        public static void Shuffle(int[] array)
        {
            if (array.Length < 1) return;
            Random random = new Random();
            for (int i = 0; i < array.Length; i++)
            {
                int temp = array[i];
                int position = random.Next(i, array.Length);
                array[i] = array[position];
                array[position] = temp;
            }
        }
    }
}