Leetcode - Reverse Vowels of a String Solution
Write a function that takes a string as input and reverse only the vowels of a string.
Example 1:
Input: "hello"
Output: "holle"
Example 2:
Input: "leetcode"
Output: "leotcede"
Note:
The vowels does not include the letter "y".
Solution in python
class Solution:
def reverseVowels(self, s: str) -> str:
s = list(s)
vowels = []
indices = []
for index, char in enumerate(s):
if char.lower() in {"a", "e", "i", "o", "u"}:
indices.append(index)
vowels.append(char)
for index,char in zip(reversed(indices),vowels):
s[index] = char
return "".join(s)