From 27176fdff070c9481f928c16198b773e50474914 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=A7=A6=E8=8B=B1=E6=9D=B0?= <327782001@qq.com>
Date: Wed, 21 Jun 2023 22:47:42 +0800
Subject: [PATCH] =?UTF-8?q?fix:=E7=AE=97=E6=B3=95=E9=A2=98=E7=9B=AE?=
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---
 .../problem_solving_02.py"                        | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git "a/14_\345\210\267\351\242\230/problem_solving_02.py" "b/14_\345\210\267\351\242\230/problem_solving_02.py"
index 3fec830..e912ab0 100644
--- "a/14_\345\210\267\351\242\230/problem_solving_02.py"
+++ "b/14_\345\210\267\351\242\230/problem_solving_02.py"
@@ -46,13 +46,14 @@ from typing import List
 
 class Solution:
     def removeDuplicates(self, nums: List[int]) -> int:
-        """
-        列表去重后列表的长度
-        :param nums:
-        :return:
-        """
-        result = set(nums)
-        return len(result)
+        if not nums:
+            return 0
+        k = 1
+        for i in range(1, len(nums)):
+            if nums[i] != nums[i - 1]:
+                nums[k] = nums[i]
+                k += 1
+        return k
 
 
 if __name__ == '__main__':
-- 
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