old_contents: 
  # -*- coding: utf-8 -*-
  print "你好"
  
  print "Hello Word!"
  print "Hello Again!"
  print "Hello Programmer!"
  print "I like typing this."
  print "Yay! I'm printing."
  print "I'd much rather you 'not'."
  print 'I "said" do not touch this.'
  # print "it is a comment, and doesn't print"
  
  """
  multi line messages to comment
  """
  
  '''
  multi line messages to comment
  '''
  
new_contents: # -*- coding: utf-8 -*-
  print "你好"
  
  print "Hello Word!"
  print "Hello Again!"
  print "Hello Programmer!"
  print "I like typing this."
  print "Yay! I'm printing."
  print "I'd much rather you 'not'."
  print 'I "said" do not touch this.'
  # print "it is a comment, and doesn't print"
  
  """
  multi line messages to comment
  """
  
  '''
  multi line messages to comment
  '''
  
subject: remove some space