LeetCode 筆記 - 2785. Sort Vowels in a String

題目在此 2785. Sort Vowels in a String

給定一個字串，請把裡面的母音按照 ASCII 的順序排序。

解題思維

這題就是把母音撈出來之後排序，再塞回去。

程式碼

class Solution:
    def sortVowels(self, s: str) -> str:

        if (size := len(s)) == 1:
            return s

        vowels = set('aeiouAEIOU')
        s_vowels = [c for c in s if c in vowels]
        s_vowels.sort()

        vowel_index = 0
        result = ''
        for c in s:
            if c in vowels:
                result += s_vowels[vowel_index]
                vowel_index += 1
            else:
                result += c

        return result

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