//jielmar A. mojado

using System;

​

namespace reverse

{

    public class Program

    {

       public static void Main(string[] args)  

        {

        Console.WriteLine("input a sentence:");

        string input;

        input=Console.ReadLine();

        Console.WriteLine();

        string[] result = new string[20];

​

        int arrayIndex = 0;

        string tempStr = "";

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

        {

            tempStr += input[i].ToString();   

            if (input[i] != ' ')

            {

                result[arrayIndex] = tempStr;

            }

            else

            {

                tempStr = "";

                arrayIndex++;

            }

        }

        Console.WriteLine(" reverse sentence:");

        for (int i = result.Length - 1; i >= 0; i--)

        {

        Console.Write(result[i] + ' ');

        }

        Console.ReadLine();

        }

    }

}