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29 lines
847 B
Python
29 lines
847 B
Python
def longest_word(sentence: str) -> str:
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"""
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Finds the longest word in a sentence.
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>>> longest_word("The quick brown fox jumped over the lazy dog")
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'jumped'
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>>> longest_word("Python is amazing")
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'amazing'
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>>> longest_word("")
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''
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>>> longest_word("a")
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'a'
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>>> longest_word("A journey of a thousand miles begins with a single step")
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'thousand'
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>>> longest_word("To be or not to be that is the question")
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'question'
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>>> longest_word("All that glitters is not gold")
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'glitters'
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>>> longest_word("Beauty is in the eye of the beholder")
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'beholder'
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>>> longest_word("A picture is worth a thousand words")
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'thousand'
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"""
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words = sentence.split()
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return max(words, key=len) if words else ""
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if __name__ == "__main__":
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from doctest import testmod
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testmod()
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