def sort_native( cat_count :dict[ str, int ] ) ->list[ str ]:
   """
   Returns:
      A `list` of sorted keys by decreasing order of values & increasing order of
      keys.

   Args:
      cat_count: A `dict` with string key & integer value.
   """
   once = sorted( cat_count.keys() )
   return sorted( once, key = lambda k: cat_count[ k ], reverse = True )