text: """
  Make a function reverse_string that, given a string,
  returns that string in reverse
  
  >>>> reverse_string("arg")
  gra
  >>>> reverse_string("Hi!")
  !iH
  """
  
  def reverse_string(string):
      # Add code here that returns the answer.
      return string[::-1]
  
  # Add print statements here to test what your code does:
  print(reverse_string("arg"))
  print(reverse_string("Hi!"))
  
  """
  gra
  !iH
  """