using System;

​

public class Program

{

    public static void Main()

    {

        StringHelper sh = new StringHelper();

        Console.WriteLine("testing 'test': " + sh.isPalindrome("test one").ToString());

        Console.WriteLine("testing 'racecar': " + sh.isPalindrome("racecar").ToString());

        Console.WriteLine("testing 'a man a plan a canal panama': " + sh.isPalindrome("a man a plan a canal panama").ToString());

        Console.WriteLine("testing 'orange': " + sh.isPalindrome("orange").ToString());

    }

}

​

public class StringHelper

{

​

    //this method returns true if the passed in string is a palindrome -- this ignores spaces and capitalization 

    public bool isPalindrome(string str)

    {

        string reversedString = "";

        string temp = "";

        //remove all the spaces

        foreach(char c in str)

        {

            if(!char.Equals(c, (char)32))

            {

                temp += c;

            }

        }

        //reverse the string

        for(int i = temp.Length-1; i >= 0; i--) // note starting for loop at upper end, and decrementing -- this is to help facilitate the reversing process

        {

            reversedString += temp[i];

        }

        //Console.WriteLine("reversed string: " + reversedString);  //this was used to debug and see what the output was actually before returning 

        return reversedString.ToLower() == temp.ToLower();

    }

}