Массивы-8

using System;

namespace Homework8
{
    internal class Program
    {
        static void Main(string[] args)
        {
            int[] numbers = { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
            int offset;

            Console.Write("Введите сдвиг: ");
            offset = int.Parse(Console.ReadLine());

            if (offset > 0 && offset < numbers.Length)
            {
                for (int i = offset; i < numbers.Length; i++)
                {
                    int temp = numbers[i];
                    numbers[i] = numbers[i - offset];
                    numbers[i - offset] = temp;
                }

                for (int i = 0; i < numbers.Length; i++)
                    Console.Write(numbers[i] + " ");
            }
            else
            {
                throw new ArgumentOutOfRangeException();
            }
        }
    }
}