using System;

public class Program

{

    public static void Main()

    {

        string[] numbers = GenerateNumbers();

        ReverseNumbers(numbers);

        PrintNumbers(numbers);

    }

    static string[] GenerateNumbers()

    {

        string[] array = new string[]{"one","two","three","four","five","six","seven","eight","nine","ten"};

        return array;

    }

    static void PrintNumbers(string[] numbers)

    {

        for(int i = 0; i < numbers.Length; i++)

        {

            string number = numbers[i];

            Console.Write(number + " ");

        }

    }

    static string[] ReverseNumbers(string[] numbers)

    {

        for(int i = 0 , j = numbers.Length - 1; i < j; i++ , j--)

        {

            string temp = numbers[i];

            numbers[i] = numbers[j];

            numbers[j] = temp;

        }

        return numbers;

    }

}