ExArrays_03_ZigZagArrays

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

            string[] arrOne = new string[n];
            string[] arrTwo = new string[n];

            for (int i = 0; i < n; i++)
            {
                string[] input = Console.ReadLine()
                    .Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);

                if(i % 2 == 0)
                {
                    arrOne[i] = input[0];
                    arrTwo[i] = input[1];
                }
                else
                {
                    arrTwo[i] = input[0];
                    arrOne[i] = input[1];
                }
            }

            string arrOneToString = string.Join(" ", arrOne);
            string arrTwoToString = string.Join(" ", arrTwo);

            Console.WriteLine(arrOneToString);
            Console.Write(arrTwoToString);