更新链接

2025-07-25 18:08:48 +08:00 · 2021-09-28 15:54:27 +08:00
parent 8c03e8d213
commit 70ce257d45
205 changed files with 340 additions and 286 deletions
--- a/problems/0001.两数之和.md
+++ b/problems/0001.两数之和.md
@ -253,4 +253,4 @@ class Solution {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0005.最长回文子串.md
+++ b/problems/0005.最长回文子串.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -8,6 +7,7 @@
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>


+
 # 5.最长回文子串

 [力扣题目链接](https://leetcode-cn.com/problems/longest-palindromic-substring/)
@ -299,10 +299,10 @@ class Solution:
 ```js
 ```

+
+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0015.三数之和.md
+++ b/problems/0015.三数之和.md
@ -441,4 +441,4 @@ func threeSum(_ nums: [Int]) -> [[Int]] {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0017.电话号码的字母组合.md
+++ b/problems/0017.电话号码的字母组合.md
@ -475,4 +475,4 @@ char ** letterCombinations(char * digits, int* returnSize){
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0018.四数之和.md
+++ b/problems/0018.四数之和.md
@ -407,4 +407,4 @@ func fourSum(_ nums: [Int], _ target: Int) -> [[Int]] {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0019.删除链表的倒数第N个节点.md
+++ b/problems/0019.删除链表的倒数第N个节点.md
@ -233,4 +233,4 @@ func removeNthFromEnd(_ head: ListNode?, _ n: Int) -> ListNode? {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0020.有效的括号.md
+++ b/problems/0020.有效的括号.md
@ -290,4 +290,4 @@ var isValid = function(s) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0024.两两交换链表中的节点.md
+++ b/problems/0024.两两交换链表中的节点.md
@ -283,4 +283,4 @@ func swapPairs(_ head: ListNode?) -> ListNode? {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0027.移除元素.md
+++ b/problems/0027.移除元素.md
@ -290,4 +290,4 @@ int removeElement(int* nums, int numsSize, int val){
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0028.实现strStr.md
+++ b/problems/0028.实现strStr.md
@ -902,4 +902,4 @@ var strStr = function (haystack, needle) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0031.下一个排列.md
+++ b/problems/0031.下一个排列.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -9,6 +8,7 @@



+
 # 31.下一个排列

 [力扣题目链接](https://leetcode-cn.com/problems/next-permutation/)
@ -134,9 +134,9 @@ class Solution {
 ```js
 ```

+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0034.在排序数组中查找元素的第一个和最后一个位置.md
+++ b/problems/0034.在排序数组中查找元素的第一个和最后一个位置.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -7,6 +6,7 @@
 </p>
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>

+
 # 34. 在排序数组中查找元素的第一个和最后一个位置

 给定一个按照升序排列的整数数组 nums，和一个目标值 target。找出给定目标值在数组中的开始位置和结束位置。
@ -398,9 +398,9 @@ class Solution:
 ```js
 ```

+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0035.搜索插入位置.md
+++ b/problems/0035.搜索插入位置.md
@ -313,4 +313,4 @@ func searchInsert(_ nums: [Int], _ target: Int) -> Int {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0037.解数独.md
+++ b/problems/0037.解数独.md
@ -556,4 +556,4 @@ void solveSudoku(char** board, int boardSize, int* boardColSize) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0039.组合总和.md
+++ b/problems/0039.组合总和.md
@ -405,4 +405,4 @@ int** combinationSum(int* candidates, int candidatesSize, int target, int* retur
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0040.组合总和II.md
+++ b/problems/0040.组合总和II.md
@ -458,4 +458,4 @@ int** combinationSum2(int* candidates, int candidatesSize, int target, int* retu
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0042.接雨水.md
+++ b/problems/0042.接雨水.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -7,6 +6,7 @@
 </p>
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>

+
 > 这个图就是大厂面试经典题目，接雨水！ 最常青藤的一道题，面试官百出不厌！

 # 42. 接雨水  
@ -577,4 +577,4 @@ int trap(int* height, int heightSize) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0045.跳跃游戏II.md
+++ b/problems/0045.跳跃游戏II.md
@ -236,4 +236,4 @@ var jump = function(nums) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0046.全排列.md
+++ b/problems/0046.全排列.md
@ -315,4 +315,4 @@ var permute = function(nums) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0047.全排列II.md
+++ b/problems/0047.全排列II.md
@ -338,4 +338,4 @@ func backTring(nums,subRes []int,res *[][]int,used []bool){
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0051.N皇后.md
+++ b/problems/0051.N皇后.md
@ -499,4 +499,4 @@ var solveNQueens = function(n) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0052.N皇后II.md
+++ b/problems/0052.N皇后II.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -8,6 +7,7 @@
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>


+
 # 52. N皇后II

 题目链接：https://leetcode-cn.com/problems/n-queens-ii/
@ -102,3 +102,8 @@ public:

 # 其他语言补充

+-----------------------
+* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
+* B站视频：[代码随想录](https://space.bilibili.com/525438321)
+* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0053.最大子序和.md
+++ b/problems/0053.最大子序和.md
@ -216,4 +216,4 @@ var maxSubArray = function(nums) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0053.最大子序和（动态规划）.md
+++ b/problems/0053.最大子序和（动态规划）.md
@ -192,4 +192,4 @@ const maxSubArray = nums => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0055.跳跃游戏.md
+++ b/problems/0055.跳跃游戏.md
@ -161,4 +161,4 @@ var canJump = function(nums) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0056.合并区间.md
+++ b/problems/0056.合并区间.md
@ -248,4 +248,4 @@ var merge = function (intervals) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0059.螺旋矩阵II.md
+++ b/problems/0059.螺旋矩阵II.md
@ -542,4 +542,4 @@ int** generateMatrix(int n, int* returnSize, int** returnColumnSizes){
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0062.不同路径.md
+++ b/problems/0062.不同路径.md
@ -333,4 +333,4 @@ var uniquePaths = function(m, n) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0063.不同路径II.md
+++ b/problems/0063.不同路径II.md
@ -341,4 +341,4 @@ var uniquePathsWithObstacles = function(obstacleGrid) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0070.爬楼梯.md
+++ b/problems/0070.爬楼梯.md
@ -301,4 +301,4 @@ var climbStairs = function(n) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0070.爬楼梯完全背包版本.md
+++ b/problems/0070.爬楼梯完全背包版本.md
@ -192,4 +192,4 @@ func climbStairs(n int) int {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0072.编辑距离.md
+++ b/problems/0072.编辑距离.md
@ -51,7 +51,6 @@ exection -> execution (插入 'u')

 接下来我依然使用动规五部曲，对本题做一个详细的分析：

-----------------------

 ### 1. 确定dp数组（dp table）以及下标的含义

@ -61,7 +60,6 @@ exection -> execution (插入 'u')

 用i来表示也可以！ 但我统一以下标i-1为结尾的字符串，在下面的递归公式中会容易理解一点。

-----------------------

 ### 2. 确定递推公式

@ -156,7 +154,6 @@ for (int i = 0; i <= word1.size(); i++) dp[i][0] = i;
 for (int j = 0; j <= word2.size(); j++) dp[0][j] = j;
 ```

-----------------------

 ### 4. 确定遍历顺序

@ -187,7 +184,6 @@ for (int i = 1; i <= word1.size(); i++) {
    }
 }
 ```
-----------------------

 ### 5. 举例推导dp数组

@ -220,7 +216,6 @@ public:
 };
 ```

-----------------------
 ## 其他语言版本


@ -338,4 +333,4 @@ const minDistance = (word1, word2) => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0077.组合.md
+++ b/problems/0077.组合.md
@ -627,4 +627,4 @@ int** combine(int n, int k, int* returnSize, int** returnColumnSizes){
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0077.组合优化.md
+++ b/problems/0077.组合优化.md
@ -300,4 +300,4 @@ int** combine(int n, int k, int* returnSize, int** returnColumnSizes){
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0078.子集.md
+++ b/problems/0078.子集.md
@ -325,4 +325,4 @@ int** subsets(int* nums, int numsSize, int* returnSize, int** returnColumnSizes)
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0084.柱状图中最大的矩形.md
+++ b/problems/0084.柱状图中最大的矩形.md
@ -1,3 +1,10 @@
+<p align="center">
+  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
+  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
+  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
+  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
+</p>
+<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>


 # 84.柱状图中最大的矩形 
@ -321,4 +328,8 @@ class Solution:
        return result
 ```

-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+-----------------------
+* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
+* B站视频：[代码随想录](https://space.bilibili.com/525438321)
+* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0090.子集II.md
+++ b/problems/0090.子集II.md
@ -353,4 +353,4 @@ int** subsetsWithDup(int* nums, int numsSize, int* returnSize, int** returnColum
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0093.复原IP地址.md
+++ b/problems/0093.复原IP地址.md
@ -524,4 +524,4 @@ char ** restoreIpAddresses(char * s, int* returnSize){
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0096.不同的二叉搜索树.md
+++ b/problems/0096.不同的二叉搜索树.md
@ -234,4 +234,4 @@ const numTrees =(n) => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0098.验证二叉搜索树.md
+++ b/problems/0098.验证二叉搜索树.md
@ -529,4 +529,4 @@ var isValidBST = function (root) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0100.相同的树.md
+++ b/problems/0100.相同的树.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -8,6 +7,7 @@
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>


+
 # 100. 相同的树

 [力扣题目链接](https://leetcode-cn.com/problems/same-tree/)
@ -242,9 +242,9 @@ Go：

 JavaScript：

+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0101.对称二叉树.md
+++ b/problems/0101.对称二叉树.md
@ -582,4 +582,4 @@ var isSymmetric = function(root) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0102.二叉树的层序遍历.md
+++ b/problems/0102.二叉树的层序遍历.md
@ -1778,4 +1778,4 @@ JavaScript：
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0104.二叉树的最大深度.md
+++ b/problems/0104.二叉树的最大深度.md
@ -586,4 +586,4 @@ var maxDepth = function(root) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0106.从中序与后序遍历序列构造二叉树.md
+++ b/problems/0106.从中序与后序遍历序列构造二叉树.md
@ -823,4 +823,4 @@ var buildTree = function(preorder, inorder) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0108.将有序数组转换为二叉搜索树.md
+++ b/problems/0108.将有序数组转换为二叉搜索树.md
@ -362,4 +362,4 @@ var sortedArrayToBST = function (nums) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0110.平衡二叉树.md
+++ b/problems/0110.平衡二叉树.md
@ -624,4 +624,4 @@ var isBalanced = function(root) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0111.二叉树的最小深度.md
+++ b/problems/0111.二叉树的最小深度.md
@ -413,4 +413,4 @@ var minDepth = function(root) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0112.路径总和.md
+++ b/problems/0112.路径总和.md
@ -711,4 +711,4 @@ var pathsum = function(root, targetsum) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0115.不同的子序列.md
+++ b/problems/0115.不同的子序列.md
@ -274,4 +274,4 @@ const numDistinct = (s, t) => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0116.填充每个节点的下一个右侧节点指针.md
+++ b/problems/0116.填充每个节点的下一个右侧节点指针.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -7,6 +6,7 @@
 </p>
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>

+
 # 116. 填充每个节点的下一个右侧节点指针

 [力扣题目链接](https://leetcode-cn.com/problems/populating-next-right-pointers-in-each-node/)
@ -255,9 +255,9 @@ const connect = root => {
 };
 ```

+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0121.买卖股票的最佳时机.md
+++ b/problems/0121.买卖股票的最佳时机.md
@ -360,4 +360,4 @@ const maxProfit = prices => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0122.买卖股票的最佳时机II.md
+++ b/problems/0122.买卖股票的最佳时机II.md
@ -286,4 +286,4 @@ int maxProfit(int* prices, int pricesSize){
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0122.买卖股票的最佳时机II（动态规划）.md
+++ b/problems/0122.买卖股票的最佳时机II（动态规划）.md
@ -246,4 +246,4 @@ const maxProfit = (prices) => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0123.买卖股票的最佳时机III.md
+++ b/problems/0123.买卖股票的最佳时机III.md
@ -324,4 +324,4 @@ const maxProfit = prices => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0127.单词接龙.md
+++ b/problems/0127.单词接龙.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -7,6 +6,7 @@
 </p>
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>

+
 # 127. 单词接龙

 [力扣题目链接](https://leetcode-cn.com/problems/word-ladder/)
@ -147,4 +147,4 @@ public int ladderLength(String beginWord, String endWord, List<String> wordList)
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0129.求根到叶子节点数字之和.md
+++ b/problems/0129.求根到叶子节点数字之和.md
@ -1,3 +1,10 @@
+<p align="center">
+  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
+  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
+  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
+  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
+</p>
+<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
 # 129. 求根节点到叶节点数字之和

 [力扣题目链接](https://leetcode-cn.com/problems/sum-root-to-leaf-numbers/)
@ -248,4 +255,4 @@ JavaScript：
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0131.分割回文串.md
+++ b/problems/0131.分割回文串.md
@ -424,4 +424,4 @@ var partition = function(s) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0132.分割回文串II.md
+++ b/problems/0132.分割回文串II.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -8,6 +7,7 @@
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>


+
 # 132. 分割回文串 II

 [力扣题目链接](https://leetcode-cn.com/problems/palindrome-partitioning-ii/)
@ -249,9 +249,9 @@ class Solution:
 ```js
 ```

+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0134.加油站.md
+++ b/problems/0134.加油站.md
@ -379,4 +379,4 @@ int canCompleteCircuit(int* gas, int gasSize, int* cost, int costSize){
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0135.分发糖果.md
+++ b/problems/0135.分发糖果.md
@ -242,4 +242,4 @@ var candy = function(ratings) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0139.单词拆分.md
+++ b/problems/0139.单词拆分.md
@ -319,4 +319,4 @@ const wordBreak = (s, wordDict) => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0141.环形链表.md
+++ b/problems/0141.环形链表.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -7,6 +6,7 @@
 </p>
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>

+
 # 141. 环形链表

 给定一个链表，判断链表中是否有环。
@ -116,9 +116,9 @@ class Solution:
 ```js
 ```

+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0142.环形链表II.md
+++ b/problems/0142.环形链表II.md
@ -334,4 +334,4 @@ extension ListNode: Equatable {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0143.重排链表.md
+++ b/problems/0143.重排链表.md
@ -221,7 +221,6 @@ public class ReorderList {
    }
 }

-------------------------------------------------------------------------
 // 方法一 Java实现，使用数组存储节点
 class Solution {
    public void reorderList(ListNode head) {
@ -260,7 +259,6 @@ public class ReorderList {
        cur.next = null;
    }
 }
-------------------------------------------------------------------------
 // 方法二：使用双端队列，简化了数组的操作，代码相对于前者更简洁（避免一些边界条件）
 class Solution {
    public void reorderList(ListNode head) {
@ -352,11 +350,11 @@ Go：

 JavaScript：

-----------------------

+
+
+-----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0150.逆波兰表达式求值.md
+++ b/problems/0150.逆波兰表达式求值.md
@ -248,4 +248,4 @@ class Solution:
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0151.翻转字符串里的单词.md
+++ b/problems/0151.翻转字符串里的单词.md
@ -553,4 +553,4 @@ func reverseWord(_ s: inout [Character]) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0160.相交链表.md
+++ b/problems/0160.相交链表.md
@ -1,3 +1,14 @@
+<p align="center">
+  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
+  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
+  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
+  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
+</p>
+<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>

 同：[链表：链表相交](https://programmercarl.com/面试题02.07.链表相交.html)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+-----------------------
+* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
+* B站视频：[代码随想录](https://space.bilibili.com/525438321)
+* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0188.买卖股票的最佳时机IV.md
+++ b/problems/0188.买卖股票的最佳时机IV.md
@ -331,4 +331,4 @@ var maxProfit = function(k, prices) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0189.旋转数组.md
+++ b/problems/0189.旋转数组.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -7,6 +6,7 @@
 </p>
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>

+
 # 189. 旋转数组

 给定一个数组，将数组中的元素向右移动 k 个位置，其中 k 是非负数。
@ -149,10 +149,10 @@ var rotate = function (nums, k) {
 };
 ```

+
+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0198.打家劫舍.md
+++ b/problems/0198.打家劫舍.md
@ -198,4 +198,4 @@ const rob = nums => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0202.快乐数.md
+++ b/problems/0202.快乐数.md
@ -284,4 +284,4 @@ class Solution {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0203.移除链表元素.md
+++ b/problems/0203.移除链表元素.md
@ -362,4 +362,4 @@ func removeElements(head *ListNode, val int) *ListNode {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0205.同构字符串.md
+++ b/problems/0205.同构字符串.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -7,6 +6,7 @@
 </p>
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>

+
 # 205. 同构字符串

 [力扣题目链接](https://leetcode-cn.com/problems/isomorphic-strings/)
@ -121,9 +121,9 @@ func isIsomorphic(s string, t string) bool {
 ```js
 ```

+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0206.翻转链表.md
+++ b/problems/0206.翻转链表.md
@ -375,4 +375,4 @@ func reverse(pre: ListNode?, cur: ListNode?) -> ListNode? {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0209.长度最小的子数组.md
+++ b/problems/0209.长度最小的子数组.md
@ -297,4 +297,4 @@ class Solution {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0213.打家劫舍II.md
+++ b/problems/0213.打家劫舍II.md
@ -174,4 +174,4 @@ Go：
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0216.组合总和III.md
+++ b/problems/0216.组合总和III.md
@ -454,4 +454,4 @@ int** combinationSum3(int k, int n, int* returnSize, int** returnColumnSizes){
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0222.完全二叉树的节点个数.md
+++ b/problems/0222.完全二叉树的节点个数.md
@ -455,4 +455,4 @@ var countNodes = function(root) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0225.用队列实现栈.md
+++ b/problems/0225.用队列实现栈.md
@ -538,4 +538,4 @@ MyStack.prototype.empty = function() {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0226.翻转二叉树.md
+++ b/problems/0226.翻转二叉树.md
@ -569,4 +569,4 @@ var invertTree = function(root) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0232.用栈实现队列.md
+++ b/problems/0232.用栈实现队列.md
@ -356,4 +356,4 @@ MyQueue.prototype.empty = function() {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0234.回文链表.md
+++ b/problems/0234.回文链表.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -7,6 +6,7 @@
 </p>
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>

+
 # 234.回文链表

 [力扣题目链接](https://leetcode-cn.com/problems/palindrome-linked-list/)
@ -288,9 +288,9 @@ class Solution:
 ```


+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0235.二叉搜索树的最近公共祖先.md
+++ b/problems/0235.二叉搜索树的最近公共祖先.md
@ -357,4 +357,4 @@ var lowestCommonAncestor = function(root, p, q) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0236.二叉树的最近公共祖先.md
+++ b/problems/0236.二叉树的最近公共祖先.md
@ -345,4 +345,4 @@ var lowestCommonAncestor = function(root, p, q) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0239.滑动窗口最大值.md
+++ b/problems/0239.滑动窗口最大值.md
@ -425,4 +425,4 @@ var maxSlidingWindow = function (nums, k) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0242.有效的字母异位词.md
+++ b/problems/0242.有效的字母异位词.md
@ -286,4 +286,4 @@ impl Solution {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0257.二叉树的所有路径.md
+++ b/problems/0257.二叉树的所有路径.md
@ -516,4 +516,4 @@ var binaryTreePaths = function(root) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0279.完全平方数.md
+++ b/problems/0279.完全平方数.md
@ -361,4 +361,4 @@ var numSquares2 = function(n) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0283.移动零.md
+++ b/problems/0283.移动零.md
@ -1,4 +1,3 @@
-
 <p align="center">
  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
@ -6,6 +5,7 @@
  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
 </p>
 <p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+
 # 动态规划：一样的套路，再求一次完全平方数

 # 283. 移动零
@ -96,9 +96,9 @@ Go：

 JavaScript：

+
 -----------------------
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0300.最长上升子序列.md
+++ b/problems/0300.最长上升子序列.md
@ -202,4 +202,4 @@ const lengthOfLIS = (nums) => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0309.最佳买卖股票时机含冷冻期.md
+++ b/problems/0309.最佳买卖股票时机含冷冻期.md
@ -237,4 +237,4 @@ const maxProfit = (prices) => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0322.零钱兑换.md
+++ b/problems/0322.零钱兑换.md
@ -330,4 +330,4 @@ const coinChange = (coins, amount) => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0332.重新安排行程.md
+++ b/problems/0332.重新安排行程.md
@ -450,4 +450,4 @@ var findItinerary = function(tickets) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0337.打家劫舍III.md
+++ b/problems/0337.打家劫舍III.md
@ -402,4 +402,4 @@ const rob = root => {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0343.整数拆分.md
+++ b/problems/0343.整数拆分.md
@ -276,4 +276,4 @@ var integerBreak = function(n) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0344.反转字符串.md
+++ b/problems/0344.反转字符串.md
@ -233,4 +233,4 @@ func reverseString(_ s: inout [Character]) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0347.前K个高频元素.md
+++ b/problems/0347.前K个高频元素.md
@ -364,4 +364,4 @@ PriorityQueue.prototype.compare = function(index1, index2) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0349.两个数组的交集.md
+++ b/problems/0349.两个数组的交集.md
@ -266,4 +266,4 @@ impl Solution {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/problems/0376.摆动序列.md
+++ b/problems/0376.摆动序列.md
@ -192,4 +192,4 @@ var wiggleMaxLength = function(nums) {
 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站视频：[代码随想录](https://space.bilibili.com/525438321)
 * 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码.jpg width=450> </img></div>
+<div align="center"><img src=https://code-thinking-1253855093.file.myqcloud.com/pics/20210928153539.png width=500> </img></div>
--- a/Show More
+++ b/Show More