StringDemo.java

public class PallindromeDemo 
{
	public static void main(String[] args)
	{
        String palindrome = "Dot saw I was Tod";
        int len = palindrome.length();
        char[] tempCharArray = new char[len];
        char[] charArray = new char[len];
        
        // put original string in an array of chars
        for (int i = 0; i < len; i++) 
		{
            tempCharArray[i] = palindrome.charAt(i);
        }

        // reverse array of chars
        for (int j = 0; j < len; j++) 
		{
            charArray[j] = tempCharArray[len - 1 - j];
        }
        String reversePalindrome = new String(charArray);
        System.out.println(reversePalindrome);
    }
}