Leetcode Problem 345. Reverse Vowels of a String

345. Reverse Vowels of a String

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Initialize two pointers, left at the start of the string (index 0) and right at the end of the string (index len(s) - 1).
While left is less than right: a. Increment left until s[left] is a vowel. b. Decrement right until s[right] is a vowel. c. If both s[left] and s[right] are vowels, swap them. d. Increment left and decrement right.
Return the modified string.

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