text: try:               # Python 2
      raw_input
      unichr
  except NameError:  # Python 3
      raw_input = input
      unichr = chr
  
  
  def Atbash():
      output=""
      for i in raw_input("Enter the sentence to be encrypted ").strip():
          extract = ord(i)
          if 65 <= extract <= 90:
              output += unichr(155-extract)
          elif 97 <= extract <= 122:
              output += unichr(219-extract)
          else:
              output+=i
      print(output)
  
  
  if __name__ == '__main__':
      Atbash()
  