add reverse vowels

Author: onixlas

array_string/reverse_vowels_of_a_string/__init__.py

@@ -0,0 +1,20 @@
+class Solution:
+    def reverseVowels(self, s: str) -> str:
+        vowels = ('a', 'e', 'i', 'o', 'u')
+
+        result = list(s)
+
+        left_pointer = 0
+        right_pointer = len(s) - 1
+
+        while left_pointer < right_pointer:
+            while left_pointer < right_pointer and result[left_pointer].lower() not in vowels:
+                left_pointer += 1
+            while left_pointer < right_pointer and result[right_pointer].lower() not in vowels:
+                right_pointer -= 1
+
+            result[left_pointer], result[right_pointer] = result[right_pointer], result[left_pointer]
+            left_pointer += 1
+            right_pointer -= 1
+
+        return ''.join(result)

array_string/reverse_vowels_of_a_string/solution.py

@@ -0,0 +1,11 @@
+import pytest
+from array_string.reverse_vowels_of_a_string.solution import Solution
+
+
+@pytest.mark.parametrize(
+    "s, expected",
+    [("IceCreAm", "AceCreIm"), ("leetcode", "leotcede"), (" ", " ")],
+)
+def test_reverse_vowels(s, expected):
+    solution = Solution()
+    assert solution.reverseVowels(s) == expected