text: #Replace all ______ with rjust, ljust or center. 
  
  thickness = int(input()) #This must be an odd number
  c = 'H'
  
  #Top Cone
  for i in range(thickness):
      print((c*i).rjust(thickness-1)+c+(c*i).ljust(thickness-1))
  
  #Top Pillars
  for i in range(thickness+1):
      print((c*thickness).center(thickness*2)+(c*thickness).center(thickness*6))
  
  #Middle Belt
  for i in range((thickness+1)//2):
      print((c*thickness*5).center(thickness*6))    
  
  #Bottom Pillars
  for i in range(thickness+1):
      print((c*thickness).center(thickness*2)+(c*thickness).center(thickness*6))    
  
  #Bottom Cone
  for i in range(thickness):
      print(((c*(thickness-i-1)).rjust(thickness)+c+(c*(thickness-i-1)).ljust(thickness)).rjust(thickness*6))