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/**
 * Does a thing
 */
function helloWorld(param1, param2) {
  var something = 0;

  // Do something
  if (2.0 % 2 == something) {
    console.log('Hello, world!');
  } else {
    return null;
  }

  // @TODO comment
}
def bubble_sort(list)
  return list if list.size <= 1 # already sorted
  swapped = true
  while swapped do
    swapped = false
    0.upto(list.size-2) do |i|
      if list[i] > list[i+1]
        list[i], list[i+1] = list[i+1], list[i] # swap values
        swapped = true
      end
    end
  end

  list
end
def bubble_sort(items):
    """ Implementation of bubble sort """
    for i in range(len(items)):
        for j in range(len(items)-1-i):
            if items[j] > items[j+1]:
                # Swap!
                items[j], items[j+1] = items[j+1], items[j]
import java.util.*;
 
class Palindrome
{
   public static void main(String args[])
   {
      String original, reverse = "";
      Scanner in = new Scanner(System.in);
 
      System.out.println("Enter a string to check if it is a palindrome");
      original = in.nextLine();
 
      int length = original.length();
 
      for ( int i = length - 1; i >= 0; i-- )
         reverse = reverse + original.charAt(i);
 
      if (original.equals(reverse))
         System.out.println("Entered string is a palindrome.");
      else
         System.out.println("Entered string is not a palindrome.");
 
   }
}