我的代碼有問題；

'return' outside function (, line 4) 4

本書中的代碼稱為“學習python硬方法”； “練習25：更多練習”

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 storred(words)

def print_first_word(words):

"""Prints the first word after popping it off."""

word = words.php(0)

print word

def sort_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 prinits the first and last one."""

words = sort_sentence(sentence)

print_first_word(words)

print_last_word(words)

有什么解決方案嗎？

總結

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