new_contents: # Write a function that takes a string as input and returns the string reversed.
  
  # Example:
  # Given s = "hello", return "olleh".
  
  def reverseString(s):
    """
    :type s: str
    :rtype: str
    """
    return s[::-1]
  
  s = "hello"
  print(reverseString(s))
subject: Solve Reverse String