Javascript-Python-Pascal

def bubble_sort(seq):

   changed = True

   while changed:

       changed = False

       for i in xrange(len(seq) - 1):

           if seq[i] > seq[i+1]:

               seq[i], seq[i+1] = seq[i+1], seq[i]

               changed = True

   return None

array = [200, 100, 150, 180, 110]

bubble_sort(array)

print array