Added 0027_Remove_element

LeetCode/0027_Remove_element.py

@@ -0,0 +1,18 @@
+from typing import List
+
+class Solution:
+    def swap(self, list: List[int], a: int, b: int):
+        list[a], list[b] = list[b], list[a]
+
+    def removeElement(self, nums: List[int], val: int) -> int:
+        startPointer = 0
+        endPointer = len(nums) - 1
+
+        while startPointer < endPointer:
+            if nums[startPointer] == val:
+                self.swap(nums, startPointer, endPointer)
+                endPointer -= 1
+            else:
+                startPointer += 1
+
+        return endPointer + 1