884.md

Uncommon Words from Two Sentences

Description

link

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Solution

• See Code

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Code

O(n)

class Solution:
    def uncommonFromSentences(self, A: str, B: str) -> List[str]:
        cnt = collections.Counter((A + ' ' + B).split(' '))
        return [w for w, c in cnt.items() if c == 1]