Solution Review: Right Rotate an Array by One

namespace chapter_2
{
    class Challenge8
    {
        //Right Rotate an Array by 1
        static void rotateArray(int []arr, int size)
        {
            //Store the last element of the array.
            //Start from the last index and right shift the array by one.
            //Make the last element stored to be the first element of the array.
            int lastElement = arr[size - 1];
            for (int i = size - 1; i > 0; i--)
            {
                arr[i] = arr[i - 1];
            }
            arr[0] = lastElement;
        }
        static void Main(string[] args)
        {
            int size = 6;
            int []arr = { 3, 6, 1, 8, 4, 2 };
            Console.Write("Array before rotation: ");
            for (int i = 0; i < size; i++)
            {
                Console.Write(arr[i] + " ");
            }
            Console.WriteLine("");
            rotateArray(arr, size);
            Console.Write("Array after rotation: ");
            for (int i = 0; i < size; i++)
            {
                Console.Write(arr[i] + " ");
            }
           
        }
    }
}