text: 
  ## procedure to print two overlapping brick rows:
  def print_bricks() :
      print("--+-----+---")
      print("  |     |")
      print("-----+-----+")
      print("     |     |")
  
  ## repeat the two rows three times to make a higher wall:
  print_bricks()
  print_bricks()
  print_bricks()
  