ex25.py

def break_words( stuff ):
	"""This function will break up words for us."""
	words = stuff.split( ' ' )
	return words

def sort_words( words ):
	"""Sorts the words."""
	return sorted( words )

def print_first_word( words ):
	"""Prints the first word after popping it off."""
	word = words.pop( 0 )
	print word

def print_last_word( words ):
	"""Prints the last word after popping it off."""
	word = words.pop( -1 )
	print word

def sort_sentence( sentence ):
	"""Takes in a full sentence and returns the sorted words."""
	words = break_words( sentence )
	return sort_words( words )

def print_first_and_last( sentence ):
	"""Prints the first and last words of the sentence."""
	words = break_words( sentence )
	print_first_word( words )
	print_last_word( words )

def print_first_and_last_sorted( sentence ):
	"""Sorts the words then prints the first and last ones."""
	words = sort_sentence( sentence )
	print_first_word( words )
	print_last_word( words )