From bf863d2d8c0e5316ba1d41e1a22f76f883ff8bc1 Mon Sep 17 00:00:00 2001
From: heroding77 <2441145504@qq.com>
Date: Mon, 26 Feb 2024 16:04:47 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A00027=E7=A7=BB=E9=99=A4?=
 =?UTF-8?q?=E5=85=83=E7=B4=A0=20python3=20=E7=89=88=E6=9C=AC?=
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---
 problems/0027.移除元素.md | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/problems/0027.移除元素.md b/problems/0027.移除元素.md
index dbde3d19..2a2005d7 100644
--- a/problems/0027.移除元素.md
+++ b/problems/0027.移除元素.md
@@ -253,6 +253,27 @@ class Solution:
                 
 ```
 
+``` python 3
+# 相向双指针法
+# 时间复杂度 O(n)
+# 空间复杂度 O(1)
+class Solution:
+    def removeElement(self, nums: List[int], val: int) -> int:
+        n = len(nums)
+        left, right  = 0, n - 1
+        while left <= right:
+            while left <= right and nums[left] != val:
+                left += 1
+            while left <= right and nums[right] == val:
+                right -= 1
+            if left < right:
+                nums[left] = nums[right]
+                left += 1
+                right -= 1
+        return left
+                
+```
+
 ### Go：
 
 ```go