02. Rotate and Sum

using System;
using System.Linq;

namespace _02._Rotate_and_Sum
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] arrToRotate = Console.ReadLine().Split(' ').Select(int.Parse).ToArray();

            int rotationsNum = int.Parse(Console.ReadLine());

            int[] sumArr = GetSumOfRotatedArrays(arrToRotate, rotationsNum);

            PrintSumOfArrays(sumArr);

        }

        static int[] ArrayRightToLeftRotation(int[] arr)
        {
            int[] rotatedArr = new int[arr.Length];

            for (int rotate = 0; rotate < 1; rotate++)
            {
                rotatedArr[rotate] = arr[arr.Length - 1 - rotate];
                for (int i = 0; i < arr.Length - 1; i++)
                {
                    rotatedArr[i + 1] = arr[i];
                }
            }
            return rotatedArr;
        }

        static int[] GetSumOfRotatedArrays(int[] arrToRotate, int rotationsNum)
        {
            int[] sumArr = new int[arrToRotate.Length];

            int[] rotatedArr = new int[arrToRotate.Length];
            rotatedArr = ArrayRightToLeftRotation(arrToRotate);

            for (int i = 0; i < rotationsNum; i++)
            {
                for (int k = 0; k < sumArr.Length; k++)
                {
                    sumArr[k] = sumArr[k] + rotatedArr[k];
                }

                rotatedArr = ArrayRightToLeftRotation(rotatedArr);
            }

            return sumArr;
        }

        static void PrintSumOfArrays(int[] sumArr)
        {
            foreach (var num in sumArr)
            {
                Console.Write($"{num} ");
            }
        }
    }
}