diff --git a/problems/0001.两数之和.md b/problems/0001.两数之和.md
index 192dbe74..0db09cee 100644
--- a/problems/0001.两数之和.md
+++ b/problems/0001.两数之和.md
@@ -84,4 +84,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0015.三数之和.md b/problems/0015.三数之和.md
index 641e2455..c1533d00 100644
--- a/problems/0015.三数之和.md
+++ b/problems/0015.三数之和.md
@@ -177,4 +177,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 05f7c6d9..1b13e940 100644
--- 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
@@ -239,4 +239,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0018.四数之和.md b/problems/0018.四数之和.md
index eccc58aa..579c6b5c 100644
--- a/problems/0018.四数之和.md
+++ b/problems/0018.四数之和.md
@@ -120,4 +120,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 6b61409e..37e1045e 100644
--- 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
@@ -119,4 +119,3 @@ class Solution {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0020.有效的括号.md b/problems/0020.有效的括号.md
index 089799e8..f8310df5 100644
--- a/problems/0020.有效的括号.md
+++ b/problems/0020.有效的括号.md
@@ -137,4 +137,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0027.移除元素.md b/problems/0027.移除元素.md
index 2f0049be..70a98f6d 100644
--- a/problems/0027.移除元素.md
+++ b/problems/0027.移除元素.md
@@ -122,4 +122,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0028.实现strStr.md b/problems/0028.实现strStr.md
index 381e2ddb..1ab47ed1 100644
--- a/problems/0028.实现strStr.md
+++ b/problems/0028.实现strStr.md
@@ -679,4 +679,3 @@ class Solution {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0035.搜索插入位置.md b/problems/0035.搜索插入位置.md
index 63a7eb30..260bf827 100644
--- a/problems/0035.搜索插入位置.md
+++ b/problems/0035.搜索插入位置.md
@@ -206,4 +206,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0037.解数独.md b/problems/0037.解数独.md
index 413face7..53594302 100644
--- a/problems/0037.解数独.md
+++ b/problems/0037.解数独.md
@@ -218,4 +218,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0039.组合总和.md b/problems/0039.组合总和.md
index 4fba5680..2ae6873b 100644
--- a/problems/0039.组合总和.md
+++ b/problems/0039.组合总和.md
@@ -235,4 +235,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0040.组合总和II.md b/problems/0040.组合总和II.md
index d93f0c2d..878e14fc 100644
--- a/problems/0040.组合总和II.md
+++ b/problems/0040.组合总和II.md
@@ -254,4 +254,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0045.跳跃游戏II.md b/problems/0045.跳跃游戏II.md
index 70984218..35817448 100644
--- a/problems/0045.跳跃游戏II.md
+++ b/problems/0045.跳跃游戏II.md
@@ -142,4 +142,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0046.全排列.md b/problems/0046.全排列.md
index fb96b6e7..b22f026c 100644
--- a/problems/0046.全排列.md
+++ b/problems/0046.全排列.md
@@ -146,4 +146,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0047.全排列II.md b/problems/0047.全排列II.md
index 267b83fc..737eb134 100644
--- a/problems/0047.全排列II.md
+++ b/problems/0047.全排列II.md
@@ -229,4 +229,3 @@ class Solution:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0051.N皇后.md b/problems/0051.N皇后.md
index df6ed94b..efc490d7 100644
--- a/problems/0051.N皇后.md
+++ b/problems/0051.N皇后.md
@@ -356,4 +356,3 @@ class Solution {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0053.最大子序和.md b/problems/0053.最大子序和.md
index 96b17252..a7fdec73 100644
--- a/problems/0053.最大子序和.md
+++ b/problems/0053.最大子序和.md
@@ -138,4 +138,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 26f8dd68..a1b456e7 100644
--- 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
@@ -94,4 +94,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0055.跳跃游戏.md b/problems/0055.跳跃游戏.md
index 4bc56212..9733bc99 100644
--- a/problems/0055.跳跃游戏.md
+++ b/problems/0055.跳跃游戏.md
@@ -85,4 +85,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0056.合并区间.md b/problems/0056.合并区间.md
index e0fea9d0..1b2a6fc7 100644
--- a/problems/0056.合并区间.md
+++ b/problems/0056.合并区间.md
@@ -136,4 +136,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0059.螺旋矩阵II.md b/problems/0059.螺旋矩阵II.md
index d8620e4b..495f7c1b 100644
--- a/problems/0059.螺旋矩阵II.md
+++ b/problems/0059.螺旋矩阵II.md
@@ -227,4 +227,3 @@ class Solution:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0062.不同路径.md b/problems/0062.不同路径.md
index ee4cb58b..234c9fad 100644
--- a/problems/0062.不同路径.md
+++ b/problems/0062.不同路径.md
@@ -242,4 +242,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0063.不同路径II.md b/problems/0063.不同路径II.md
index 366c5690..9d14a4b8 100644
--- a/problems/0063.不同路径II.md
+++ b/problems/0063.不同路径II.md
@@ -235,4 +235,3 @@ class Solution {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0070.爬楼梯.md b/problems/0070.爬楼梯.md
index e6ee3998..628d6947 100644
--- a/problems/0070.爬楼梯.md
+++ b/problems/0070.爬楼梯.md
@@ -229,4 +229,3 @@ class Solution:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 4228e96b..fd18ca0f 100644
--- 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
@@ -126,4 +126,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0072.编辑距离.md b/problems/0072.编辑距离.md
index 40dc4cc7..5656fb57 100644
--- a/problems/0072.编辑距离.md
+++ b/problems/0072.编辑距离.md
@@ -197,4 +197,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0077.组合.md b/problems/0077.组合.md
index f3b36a5c..882971c2 100644
--- a/problems/0077.组合.md
+++ b/problems/0077.组合.md
@@ -339,4 +339,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0077.组合优化.md b/problems/0077.组合优化.md
index a1d29065..7501b90e 100644
--- a/problems/0077.组合优化.md
+++ b/problems/0077.组合优化.md
@@ -146,4 +146,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0078.子集.md b/problems/0078.子集.md
index 25dde3e2..03bef7fc 100644
--- a/problems/0078.子集.md
+++ b/problems/0078.子集.md
@@ -176,4 +176,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0090.子集II.md b/problems/0090.子集II.md
index 287c1a14..a0cbfc54 100644
--- a/problems/0090.子集II.md
+++ b/problems/0090.子集II.md
@@ -171,4 +171,3 @@ if (i > startIndex && nums[i] == nums[i - 1] ) {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0093.复原IP地址.md b/problems/0093.复原IP地址.md
index 25ccc9b4..75922546 100644
--- a/problems/0093.复原IP地址.md
+++ b/problems/0093.复原IP地址.md
@@ -342,4 +342,3 @@ class Solution(object):
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0096.不同的二叉搜索树.md b/problems/0096.不同的二叉搜索树.md
index 2ce0038e..18e49464 100644
--- a/problems/0096.不同的二叉搜索树.md
+++ b/problems/0096.不同的二叉搜索树.md
@@ -164,4 +164,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0098.验证二叉搜索树.md b/problems/0098.验证二叉搜索树.md
index a52d4663..d18470d1 100644
--- a/problems/0098.验证二叉搜索树.md
+++ b/problems/0098.验证二叉搜索树.md
@@ -253,4 +253,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0101.对称二叉树.md b/problems/0101.对称二叉树.md
index 39e31b9f..b25a225d 100644
--- a/problems/0101.对称二叉树.md
+++ b/problems/0101.对称二叉树.md
@@ -254,4 +254,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0102.二叉树的层序遍历.md b/problems/0102.二叉树的层序遍历.md
index 17b39877..ff945d51 100644
--- a/problems/0102.二叉树的层序遍历.md
+++ b/problems/0102.二叉树的层序遍历.md
@@ -420,4 +420,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0104.二叉树的最大深度.md b/problems/0104.二叉树的最大深度.md
index 1ff7772f..530c006e 100644
--- a/problems/0104.二叉树的最大深度.md
+++ b/problems/0104.二叉树的最大深度.md
@@ -230,4 +230,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 0552e856..1b3b6341 100644
--- 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
@@ -581,4 +581,3 @@ tree2 的前序遍历是[1 2 3]， 后序遍历是[3 2 1]。
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 7635556a..41cea8b8 100644
--- 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
@@ -208,4 +208,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0110.平衡二叉树.md b/problems/0110.平衡二叉树.md
index 196c3f6c..e797c044 100644
--- a/problems/0110.平衡二叉树.md
+++ b/problems/0110.平衡二叉树.md
@@ -354,4 +354,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0111.二叉树的最小深度.md b/problems/0111.二叉树的最小深度.md
index c0d50b82..fccbf476 100644
--- a/problems/0111.二叉树的最小深度.md
+++ b/problems/0111.二叉树的最小深度.md
@@ -193,4 +193,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0112.路径总和.md b/problems/0112.路径总和.md
index b2c71d23..72d68756 100644
--- a/problems/0112.路径总和.md
+++ b/problems/0112.路径总和.md
@@ -304,4 +304,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0115.不同的子序列.md b/problems/0115.不同的子序列.md
index 37cc7dbb..e9ce3981 100644
--- a/problems/0115.不同的子序列.md
+++ b/problems/0115.不同的子序列.md
@@ -144,4 +144,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index e33951c3..cd43bc72 100644
--- 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
@@ -197,4 +197,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 3bccc0c6..951bc368 100644
--- 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
@@ -134,4 +134,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 1ad3118d..1af3805d 100644
--- 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
@@ -132,4 +132,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index d8080f45..0ab3da6c 100644
--- 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
@@ -191,4 +191,3 @@ dp[1] = max(dp[1], dp[0] - prices[i]); 如果dp[1]取dp[1]，即保持买入股
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0131.分割回文串.md b/problems/0131.分割回文串.md
index 2ae24fe7..5a02d780 100644
--- a/problems/0131.分割回文串.md
+++ b/problems/0131.分割回文串.md
@@ -249,4 +249,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0134.加油站.md b/problems/0134.加油站.md
index b06e5043..ce472bdc 100644
--- a/problems/0134.加油站.md
+++ b/problems/0134.加油站.md
@@ -198,4 +198,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0135.分发糖果.md b/problems/0135.分发糖果.md
index e2991df5..10b526bd 100644
--- a/problems/0135.分发糖果.md
+++ b/problems/0135.分发糖果.md
@@ -129,4 +129,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0139.单词拆分.md b/problems/0139.单词拆分.md
index 1f259aa1..31e31dab 100644
--- a/problems/0139.单词拆分.md
+++ b/problems/0139.单词拆分.md
@@ -231,4 +231,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0142.环形链表II.md b/problems/0142.环形链表II.md
index 40768aca..408f4543 100644
--- a/problems/0142.环形链表II.md
+++ b/problems/0142.环形链表II.md
@@ -209,4 +209,3 @@ class Solution:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0150.逆波兰表达式求值.md b/problems/0150.逆波兰表达式求值.md
index 6e2ba135..0346254a 100644
--- a/problems/0150.逆波兰表达式求值.md
+++ b/problems/0150.逆波兰表达式求值.md
@@ -177,4 +177,3 @@ public class EvalRPN {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index dfa16580..ff5c5e87 100644
--- 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
@@ -211,4 +211,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 6110e11c..0d6e3598 100644
--- 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
@@ -168,4 +168,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0198.打家劫舍.md b/problems/0198.打家劫舍.md
index 10927427..aa99caee 100644
--- a/problems/0198.打家劫舍.md
+++ b/problems/0198.打家劫舍.md
@@ -110,4 +110,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0202.快乐数.md b/problems/0202.快乐数.md
index 41bc6aa7..372adfcd 100644
--- a/problems/0202.快乐数.md
+++ b/problems/0202.快乐数.md
@@ -83,4 +83,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0203.移除链表元素.md b/problems/0203.移除链表元素.md
index 39162fcb..b6292fe5 100644
--- a/problems/0203.移除链表元素.md
+++ b/problems/0203.移除链表元素.md
@@ -137,4 +137,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0206.翻转链表.md b/problems/0206.翻转链表.md
index 4e363a62..0cabd0f3 100644
--- a/problems/0206.翻转链表.md
+++ b/problems/0206.翻转链表.md
@@ -101,4 +101,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0209.长度最小的子数组.md b/problems/0209.长度最小的子数组.md
index 853c44aa..e89cd0cc 100644
--- a/problems/0209.长度最小的子数组.md
+++ b/problems/0209.长度最小的子数组.md
@@ -147,4 +147,3 @@ class Solution:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0213.打家劫舍II.md b/problems/0213.打家劫舍II.md
index 3787eb7d..63802a5b 100644
--- a/problems/0213.打家劫舍II.md
+++ b/problems/0213.打家劫舍II.md
@@ -97,4 +97,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0216.组合总和III.md b/problems/0216.组合总和III.md
index 3c75f999..0dad2036 100644
--- a/problems/0216.组合总和III.md
+++ b/problems/0216.组合总和III.md
@@ -226,4 +226,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index ace2d0ae..addae150 100644
--- 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
@@ -193,4 +193,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0225.用队列实现栈.md b/problems/0225.用队列实现栈.md
index 31c20d7f..04f844eb 100644
--- a/problems/0225.用队列实现栈.md
+++ b/problems/0225.用队列实现栈.md
@@ -220,4 +220,3 @@ class MyStack:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0226.翻转二叉树.md b/problems/0226.翻转二叉树.md
index 85090317..832c361f 100644
--- a/problems/0226.翻转二叉树.md
+++ b/problems/0226.翻转二叉树.md
@@ -202,4 +202,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0232.用栈实现队列.md b/problems/0232.用栈实现队列.md
index ef8b02f0..1e9a6f96 100644
--- a/problems/0232.用栈实现队列.md
+++ b/problems/0232.用栈实现队列.md
@@ -130,4 +130,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index ecb5f40e..1c720128 100644
--- 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
@@ -228,4 +228,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 86c6c344..4e3160af 100644
--- 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
@@ -222,4 +222,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0239.滑动窗口最大值.md b/problems/0239.滑动窗口最大值.md
index 567b6b31..5ee7f631 100644
--- a/problems/0239.滑动窗口最大值.md
+++ b/problems/0239.滑动窗口最大值.md
@@ -206,4 +206,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0242.有效的字母异位词.md b/problems/0242.有效的字母异位词.md
index cbea8522..d134b970 100644
--- a/problems/0242.有效的字母异位词.md
+++ b/problems/0242.有效的字母异位词.md
@@ -84,4 +84,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0257.二叉树的所有路径.md b/problems/0257.二叉树的所有路径.md
index f343760e..b5aa4edb 100644
--- a/problems/0257.二叉树的所有路径.md
+++ b/problems/0257.二叉树的所有路径.md
@@ -281,4 +281,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0279.完全平方数.md b/problems/0279.完全平方数.md
index c33c2fda..f01ef336 100644
--- a/problems/0279.完全平方数.md
+++ b/problems/0279.完全平方数.md
@@ -158,4 +158,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0300.最长上升子序列.md b/problems/0300.最长上升子序列.md
index e2bc11b1..414ff8c0 100644
--- a/problems/0300.最长上升子序列.md
+++ b/problems/0300.最长上升子序列.md
@@ -109,4 +109,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git 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
index 5caedd03..2c0df6ba 100644
--- 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
@@ -160,4 +160,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0322.零钱兑换.md b/problems/0322.零钱兑换.md
index 97b1ca04..cb203fed 100644
--- a/problems/0322.零钱兑换.md
+++ b/problems/0322.零钱兑换.md
@@ -180,4 +180,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0332.重新安排行程.md b/problems/0332.重新安排行程.md
index 7455252f..28cf9981 100644
--- a/problems/0332.重新安排行程.md
+++ b/problems/0332.重新安排行程.md
@@ -402,4 +402,3 @@ class Solution {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0337.打家劫舍III.md b/problems/0337.打家劫舍III.md
index 4ad001b3..697f8129 100644
--- a/problems/0337.打家劫舍III.md
+++ b/problems/0337.打家劫舍III.md
@@ -217,4 +217,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0343.整数拆分.md b/problems/0343.整数拆分.md
index 45de2ae6..a6d6bae1 100644
--- a/problems/0343.整数拆分.md
+++ b/problems/0343.整数拆分.md
@@ -184,4 +184,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0344.反转字符串.md b/problems/0344.反转字符串.md
index 36a00fa3..185a5a75 100644
--- a/problems/0344.反转字符串.md
+++ b/problems/0344.反转字符串.md
@@ -139,4 +139,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0347.前K个高频元素.md b/problems/0347.前K个高频元素.md
index 74b8e9f0..4c51cb54 100644
--- a/problems/0347.前K个高频元素.md
+++ b/problems/0347.前K个高频元素.md
@@ -132,4 +132,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0349.两个数组的交集.md b/problems/0349.两个数组的交集.md
index c46d9d1a..f4f6c40b 100644
--- a/problems/0349.两个数组的交集.md
+++ b/problems/0349.两个数组的交集.md
@@ -74,4 +74,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0376.摆动序列.md b/problems/0376.摆动序列.md
index f3a71adb..9d0e204f 100644
--- a/problems/0376.摆动序列.md
+++ b/problems/0376.摆动序列.md
@@ -110,4 +110,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0377.组合总和Ⅳ.md b/problems/0377.组合总和Ⅳ.md
index 2c96492a..1c8d7e6f 100644
--- a/problems/0377.组合总和Ⅳ.md
+++ b/problems/0377.组合总和Ⅳ.md
@@ -146,4 +146,3 @@ C++测试用例有超过两个树相加超过int的数据，所以需要在if里
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0383.赎金信.md b/problems/0383.赎金信.md
index caaa3f1f..b2bc4a5d 100644
--- a/problems/0383.赎金信.md
+++ b/problems/0383.赎金信.md
@@ -110,4 +110,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0392.判断子序列.md b/problems/0392.判断子序列.md
index ed4ed0aa..2da2e13b 100644
--- a/problems/0392.判断子序列.md
+++ b/problems/0392.判断子序列.md
@@ -140,4 +140,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0404.左叶子之和.md b/problems/0404.左叶子之和.md
index 5ffaee4a..b6c92376 100644
--- a/problems/0404.左叶子之和.md
+++ b/problems/0404.左叶子之和.md
@@ -160,4 +160,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0406.根据身高重建队列.md b/problems/0406.根据身高重建队列.md
index 1198e518..730deacc 100644
--- a/problems/0406.根据身高重建队列.md
+++ b/problems/0406.根据身高重建队列.md
@@ -184,4 +184,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0416.分割等和子集.md b/problems/0416.分割等和子集.md
index 1c57af86..cc50491b 100644
--- a/problems/0416.分割等和子集.md
+++ b/problems/0416.分割等和子集.md
@@ -184,4 +184,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0435.无重叠区间.md b/problems/0435.无重叠区间.md
index 61e5255d..f59a7b1a 100644
--- a/problems/0435.无重叠区间.md
+++ b/problems/0435.无重叠区间.md
@@ -181,4 +181,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0450.删除二叉搜索树中的节点.md b/problems/0450.删除二叉搜索树中的节点.md
index b681102c..5c706242 100644
--- a/problems/0450.删除二叉搜索树中的节点.md
+++ b/problems/0450.删除二叉搜索树中的节点.md
@@ -250,4 +250,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0452.用最少数量的箭引爆气球.md b/problems/0452.用最少数量的箭引爆气球.md
index 4057eaa1..fa06d238 100644
--- a/problems/0452.用最少数量的箭引爆气球.md
+++ b/problems/0452.用最少数量的箭引爆气球.md
@@ -138,4 +138,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0454.四数相加II.md b/problems/0454.四数相加II.md
index c130f857..1ee95ea9 100644
--- a/problems/0454.四数相加II.md
+++ b/problems/0454.四数相加II.md
@@ -87,4 +87,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0455.分发饼干.md b/problems/0455.分发饼干.md
index a7913bf0..2b414c8c 100644
--- a/problems/0455.分发饼干.md
+++ b/problems/0455.分发饼干.md
@@ -114,4 +114,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0459.重复的子字符串.md b/problems/0459.重复的子字符串.md
index d0b21f89..40584483 100644
--- a/problems/0459.重复的子字符串.md
+++ b/problems/0459.重复的子字符串.md
@@ -150,4 +150,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0474.一和零.md b/problems/0474.一和零.md
index 05d05f0a..d867d73d 100644
--- a/problems/0474.一和零.md
+++ b/problems/0474.一和零.md
@@ -160,4 +160,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0491.递增子序列.md b/problems/0491.递增子序列.md
index 702fd23c..87838ac0 100644
--- a/problems/0491.递增子序列.md
+++ b/problems/0491.递增子序列.md
@@ -199,4 +199,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0494.目标和.md b/problems/0494.目标和.md
index 95aadebd..79a6649d 100644
--- a/problems/0494.目标和.md
+++ b/problems/0494.目标和.md
@@ -240,4 +240,3 @@ dp[j] += dp[j - nums[i]];
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0501.二叉搜索树中的众数.md b/problems/0501.二叉搜索树中的众数.md
index e6e54c94..0413d002 100644
--- a/problems/0501.二叉搜索树中的众数.md
+++ b/problems/0501.二叉搜索树中的众数.md
@@ -343,4 +343,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0509.斐波那契数.md b/problems/0509.斐波那契数.md
index c7a18973..83f9160f 100644
--- a/problems/0509.斐波那契数.md
+++ b/problems/0509.斐波那契数.md
@@ -170,4 +170,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0513.找树左下角的值.md b/problems/0513.找树左下角的值.md
index 23b9ed34..df05b02b 100644
--- a/problems/0513.找树左下角的值.md
+++ b/problems/0513.找树左下角的值.md
@@ -216,4 +216,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0516.最长回文子序列.md b/problems/0516.最长回文子序列.md
index 07ddc64c..aebdd612 100644
--- a/problems/0516.最长回文子序列.md
+++ b/problems/0516.最长回文子序列.md
@@ -147,4 +147,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0518.零钱兑换II.md b/problems/0518.零钱兑换II.md
index 6a7c36c7..cbc414e0 100644
--- a/problems/0518.零钱兑换II.md
+++ b/problems/0518.零钱兑换II.md
@@ -187,4 +187,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0530.二叉搜索树的最小绝对差.md b/problems/0530.二叉搜索树的最小绝对差.md
index 169c4140..0aa67acb 100644
--- a/problems/0530.二叉搜索树的最小绝对差.md
+++ b/problems/0530.二叉搜索树的最小绝对差.md
@@ -150,4 +150,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0538.把二叉搜索树转换为累加树.md b/problems/0538.把二叉搜索树转换为累加树.md
index fdf728e0..9014200a 100644
--- a/problems/0538.把二叉搜索树转换为累加树.md
+++ b/problems/0538.把二叉搜索树转换为累加树.md
@@ -172,4 +172,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0541.反转字符串II.md b/problems/0541.反转字符串II.md
index 89b7183f..56d820d3 100644
--- a/problems/0541.反转字符串II.md
+++ b/problems/0541.反转字符串II.md
@@ -100,4 +100,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0583.两个字符串的删除操作.md b/problems/0583.两个字符串的删除操作.md
index 6d138c66..5dc23d8f 100644
--- a/problems/0583.两个字符串的删除操作.md
+++ b/problems/0583.两个字符串的删除操作.md
@@ -103,4 +103,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0617.合并二叉树.md b/problems/0617.合并二叉树.md
index 98173224..f3a10aeb 100644
--- a/problems/0617.合并二叉树.md
+++ b/problems/0617.合并二叉树.md
@@ -255,4 +255,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0647.回文子串.md b/problems/0647.回文子串.md
index 56741b88..71c50bc7 100644
--- a/problems/0647.回文子串.md
+++ b/problems/0647.回文子串.md
@@ -220,4 +220,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0654.最大二叉树.md b/problems/0654.最大二叉树.md
index 2c45abde..f7b6e2c4 100644
--- a/problems/0654.最大二叉树.md
+++ b/problems/0654.最大二叉树.md
@@ -223,4 +223,3 @@ root->right = traversal(nums, maxValueIndex + 1, right);
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0669.修剪二叉搜索树.md b/problems/0669.修剪二叉搜索树.md
index 8235dbdd..8a42319a 100644
--- a/problems/0669.修剪二叉搜索树.md
+++ b/problems/0669.修剪二叉搜索树.md
@@ -241,4 +241,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0674.最长连续递增序列.md b/problems/0674.最长连续递增序列.md
index 589cce3d..53a6962c 100644
--- a/problems/0674.最长连续递增序列.md
+++ b/problems/0674.最长连续递增序列.md
@@ -155,4 +155,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0700.二叉搜索树中的搜索.md b/problems/0700.二叉搜索树中的搜索.md
index 615616b2..2744851d 100644
--- a/problems/0700.二叉搜索树中的搜索.md
+++ b/problems/0700.二叉搜索树中的搜索.md
@@ -141,4 +141,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0701.二叉搜索树中的插入操作.md b/problems/0701.二叉搜索树中的插入操作.md
index 1dc4a7ed..2d93f208 100644
--- a/problems/0701.二叉搜索树中的插入操作.md
+++ b/problems/0701.二叉搜索树中的插入操作.md
@@ -207,4 +207,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0704.二分查找.md b/problems/0704.二分查找.md
index ad989625..8b04bdb3 100644
--- a/problems/0704.二分查找.md
+++ b/problems/0704.二分查找.md
@@ -147,4 +147,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0707.设计链表.md b/problems/0707.设计链表.md
index 567b9e40..b6b0b349 100644
--- a/problems/0707.设计链表.md
+++ b/problems/0707.设计链表.md
@@ -156,4 +156,3 @@ private:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0714.买卖股票的最佳时机含手续费.md b/problems/0714.买卖股票的最佳时机含手续费.md
index 88a43264..584b40ad 100644
--- a/problems/0714.买卖股票的最佳时机含手续费.md
+++ b/problems/0714.买卖股票的最佳时机含手续费.md
@@ -155,4 +155,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0714.买卖股票的最佳时机含手续费（动态规划）.md b/problems/0714.买卖股票的最佳时机含手续费（动态规划）.md
index 0ade6ac1..7358b9d1 100644
--- a/problems/0714.买卖股票的最佳时机含手续费（动态规划）.md
+++ b/problems/0714.买卖股票的最佳时机含手续费（动态规划）.md
@@ -94,4 +94,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0718.最长重复子数组.md b/problems/0718.最长重复子数组.md
index c7b75c7a..bbd2e75c 100644
--- a/problems/0718.最长重复子数组.md
+++ b/problems/0718.最长重复子数组.md
@@ -153,4 +153,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0738.单调递增的数字.md b/problems/0738.单调递增的数字.md
index d031575f..f9b95f07 100644
--- a/problems/0738.单调递增的数字.md
+++ b/problems/0738.单调递增的数字.md
@@ -124,4 +124,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0746.使用最小花费爬楼梯.md b/problems/0746.使用最小花费爬楼梯.md
index 9b62fd40..217293ac 100644
--- a/problems/0746.使用最小花费爬楼梯.md
+++ b/problems/0746.使用最小花费爬楼梯.md
@@ -202,4 +202,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0763.划分字母区间.md b/problems/0763.划分字母区间.md
index 7c9b362d..9624adc8 100644
--- a/problems/0763.划分字母区间.md
+++ b/problems/0763.划分字母区间.md
@@ -83,4 +83,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0860.柠檬水找零.md b/problems/0860.柠檬水找零.md
index b6069eb6..d4650d8c 100644
--- a/problems/0860.柠檬水找零.md
+++ b/problems/0860.柠檬水找零.md
@@ -126,4 +126,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/0968.监控二叉树.md b/problems/0968.监控二叉树.md
index 0b372b19..2d555f9d 100644
--- a/problems/0968.监控二叉树.md
+++ b/problems/0968.监控二叉树.md
@@ -315,4 +315,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/1005.K次取反后最大化的数组和.md b/problems/1005.K次取反后最大化的数组和.md
index 0fab0773..683780a6 100644
--- a/problems/1005.K次取反后最大化的数组和.md
+++ b/problems/1005.K次取反后最大化的数组和.md
@@ -98,4 +98,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/1035.不相交的线.md b/problems/1035.不相交的线.md
index 6c598afe..63b6d600 100644
--- a/problems/1035.不相交的线.md
+++ b/problems/1035.不相交的线.md
@@ -72,4 +72,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/1047.删除字符串中的所有相邻重复项.md b/problems/1047.删除字符串中的所有相邻重复项.md
index ab06d76b..2c2d0710 100644
--- a/problems/1047.删除字符串中的所有相邻重复项.md
+++ b/problems/1047.删除字符串中的所有相邻重复项.md
@@ -121,4 +121,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/1049.最后一块石头的重量II.md b/problems/1049.最后一块石头的重量II.md
index d4df8f21..7663887f 100644
--- a/problems/1049.最后一块石头的重量II.md
+++ b/problems/1049.最后一块石头的重量II.md
@@ -154,4 +154,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/1143.最长公共子序列.md b/problems/1143.最长公共子序列.md
index aad82a44..f87d7ab2 100644
--- a/problems/1143.最长公共子序列.md
+++ b/problems/1143.最长公共子序列.md
@@ -127,4 +127,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/O(n)的算法居然超时了，此时的n究竟是多大？.md b/problems/O(n)的算法居然超时了，此时的n究竟是多大？.md
index a99d2fa5..fdae2f2b 100644
--- a/problems/O(n)的算法居然超时了，此时的n究竟是多大？.md
+++ b/problems/O(n)的算法居然超时了，此时的n究竟是多大？.md
@@ -220,4 +220,3 @@ int main() {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/为了绝杀编辑距离，卡尔做了三步铺垫.md b/problems/为了绝杀编辑距离，卡尔做了三步铺垫.md
index 540b1e3b..c21c21a2 100644
--- a/problems/为了绝杀编辑距离，卡尔做了三步铺垫.md
+++ b/problems/为了绝杀编辑距离，卡尔做了三步铺垫.md
@@ -166,4 +166,3 @@ else {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/二叉树中递归带着回溯.md b/problems/二叉树中递归带着回溯.md
index c4f85324..67f27db2 100644
--- a/problems/二叉树中递归带着回溯.md
+++ b/problems/二叉树中递归带着回溯.md
@@ -174,4 +174,3 @@ if (cur->right) {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/二叉树总结篇.md b/problems/二叉树总结篇.md
index 00fadd90..b7975971 100644
--- a/problems/二叉树总结篇.md
+++ b/problems/二叉树总结篇.md
@@ -159,4 +159,3 @@
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/二叉树理论基础.md b/problems/二叉树理论基础.md
index 8e35b1ef..21d7c971 100644
--- a/problems/二叉树理论基础.md
+++ b/problems/二叉树理论基础.md
@@ -186,4 +186,3 @@ struct TreeNode {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/二叉树的理论基础.md b/problems/二叉树的理论基础.md
index 58b7a46e..3655b302 100644
--- a/problems/二叉树的理论基础.md
+++ b/problems/二叉树的理论基础.md
@@ -184,4 +184,3 @@ struct TreeNode {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/二叉树的统一迭代法.md b/problems/二叉树的统一迭代法.md
index 28252cf1..ff8a3818 100644
--- a/problems/二叉树的统一迭代法.md
+++ b/problems/二叉树的统一迭代法.md
@@ -152,4 +152,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/二叉树的迭代遍历.md b/problems/二叉树的迭代遍历.md
index 5f4afc45..b953b728 100644
--- a/problems/二叉树的迭代遍历.md
+++ b/problems/二叉树的迭代遍历.md
@@ -156,4 +156,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/二叉树的递归遍历.md b/problems/二叉树的递归遍历.md
index 2434fdd3..dea581c7 100644
--- a/problems/二叉树的递归遍历.md
+++ b/problems/二叉树的递归遍历.md
@@ -114,4 +114,3 @@ void traversal(TreeNode* cur, vector<int>& vec) {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/关于时间复杂度，你不知道的都在这里！.md b/problems/关于时间复杂度，你不知道的都在这里！.md
index cf05fe2c..2acdc98b 100644
--- a/problems/关于时间复杂度，你不知道的都在这里！.md
+++ b/problems/关于时间复杂度，你不知道的都在这里！.md
@@ -162,4 +162,3 @@ O(2 * n^2 + 10 * n + 1000)  < O(3 * n^2)，所以说最后省略掉常数项系
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/剑指Offer05.替换空格.md b/problems/剑指Offer05.替换空格.md
index e7949d9a..038d82b8 100644
--- a/problems/剑指Offer05.替换空格.md
+++ b/problems/剑指Offer05.替换空格.md
@@ -128,4 +128,3 @@ for (int i = 0; i < a.size(); i++) {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/剑指Offer58-II.左旋转字符串.md b/problems/剑指Offer58-II.左旋转字符串.md
index b8ff149f..6cdba987 100644
--- a/problems/剑指Offer58-II.左旋转字符串.md
+++ b/problems/剑指Offer58-II.左旋转字符串.md
@@ -97,4 +97,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/动态规划-股票问题总结篇.md b/problems/动态规划-股票问题总结篇.md
index e0cdc89d..8ccbdf1d 100644
--- a/problems/动态规划-股票问题总结篇.md
+++ b/problems/动态规划-股票问题总结篇.md
@@ -471,4 +471,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/动态规划理论基础.md b/problems/动态规划理论基础.md
index 609489de..33ab398b 100644
--- a/problems/动态规划理论基础.md
+++ b/problems/动态规划理论基础.md
@@ -125,4 +125,3 @@
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/双指针总结.md b/problems/双指针总结.md
index 656427a7..0e512ece 100644
--- a/problems/双指针总结.md
+++ b/problems/双指针总结.md
@@ -97,4 +97,3 @@ for (int i = 0; i < array.size(); i++) {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/哈希表总结.md b/problems/哈希表总结.md
index 0810d967..943652e0 100644
--- a/problems/哈希表总结.md
+++ b/problems/哈希表总结.md
@@ -130,4 +130,3 @@ std::unordered_map 底层实现为哈希，std::map 和std::multimap 的底层
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/哈希表理论基础.md b/problems/哈希表理论基础.md
index fa9023c2..3014fff0 100644
--- a/problems/哈希表理论基础.md
+++ b/problems/哈希表理论基础.md
@@ -134,4 +134,3 @@ std::unordered_map 底层实现为哈希表，std::map 和std::multimap 的底
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/回溯总结.md b/problems/回溯总结.md
index 113e89e6..30f95271 100644
--- a/problems/回溯总结.md
+++ b/problems/回溯总结.md
@@ -439,4 +439,3 @@ N皇后问题分析：
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/回溯算法去重问题的另一种写法.md b/problems/回溯算法去重问题的另一种写法.md
index 04dbe550..2a3085b1 100644
--- a/problems/回溯算法去重问题的另一种写法.md
+++ b/problems/回溯算法去重问题的另一种写法.md
@@ -248,4 +248,3 @@ used数组可是全局变量，每层与每层之间公用一个used数组，所
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/回溯算法理论基础.md b/problems/回溯算法理论基础.md
index e92467b0..a7f371ed 100644
--- a/problems/回溯算法理论基础.md
+++ b/problems/回溯算法理论基础.md
@@ -170,4 +170,3 @@ void backtracking(参数) {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/字符串总结.md b/problems/字符串总结.md
index 3d4988d0..52b902de 100644
--- a/problems/字符串总结.md
+++ b/problems/字符串总结.md
@@ -126,4 +126,3 @@ KMP算法是字符串查找最重要的算法，但彻底理解KMP并不容易
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/数组总结篇.md b/problems/数组总结篇.md
index d0da9c9f..bb51ca40 100644
--- a/problems/数组总结篇.md
+++ b/problems/数组总结篇.md
@@ -137,4 +137,3 @@
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/数组理论基础.md b/problems/数组理论基础.md
index ff6ddb31..d1530edd 100644
--- a/problems/数组理论基础.md
+++ b/problems/数组理论基础.md
@@ -150,4 +150,3 @@ Java的二维数组可能是如下排列的方式：
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/栈与队列总结.md b/problems/栈与队列总结.md
index 6e000204..fae87835 100644
--- a/problems/栈与队列总结.md
+++ b/problems/栈与队列总结.md
@@ -166,4 +166,3 @@ cd a/b/c/../../
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/栈与队列理论基础.md b/problems/栈与队列理论基础.md
index b09bd16a..22bf43a3 100644
--- a/problems/栈与队列理论基础.md
+++ b/problems/栈与队列理论基础.md
@@ -92,4 +92,3 @@ std::queue<int, std::list<int>> third; // 定义以list为底层容器的队列
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/根据身高重建队列（vector原理讲解）.md b/problems/根据身高重建队列（vector原理讲解）.md
index 047f17ca..2d833994 100644
--- a/problems/根据身高重建队列（vector原理讲解）.md
+++ b/problems/根据身高重建队列（vector原理讲解）.md
@@ -165,4 +165,3 @@ public:
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/算法模板.md b/problems/算法模板.md
index 7fbccac6..7d9ff00d 100644
--- a/problems/算法模板.md
+++ b/problems/算法模板.md
@@ -281,4 +281,3 @@ void backtracking(参数) {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/背包总结篇.md b/problems/背包总结篇.md
index 101c2abb..a5499a9c 100644
--- a/problems/背包总结篇.md
+++ b/problems/背包总结篇.md
@@ -98,4 +98,3 @@
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/背包理论基础01背包-1.md b/problems/背包理论基础01背包-1.md
index ddf8a943..80eb98b2 100644
--- a/problems/背包理论基础01背包-1.md
+++ b/problems/背包理论基础01背包-1.md
@@ -296,4 +296,3 @@ for(int i = 1; i < weight.size(); i++) { // 遍历物品
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/背包理论基础01背包-2.md b/problems/背包理论基础01背包-2.md
index ef446f6a..32305eb5 100644
--- a/problems/背包理论基础01背包-2.md
+++ b/problems/背包理论基础01背包-2.md
@@ -212,4 +212,3 @@ int main() {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/背包理论基础01背包-一维DP.md b/problems/背包理论基础01背包-一维DP.md
index d908d6f6..b8c4bb05 100644
--- a/problems/背包理论基础01背包-一维DP.md
+++ b/problems/背包理论基础01背包-一维DP.md
@@ -213,4 +213,3 @@ int main() {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/背包理论基础01背包-二维DP.md b/problems/背包理论基础01背包-二维DP.md
index 0791e798..4f954a81 100644
--- a/problems/背包理论基础01背包-二维DP.md
+++ b/problems/背包理论基础01背包-二维DP.md
@@ -300,4 +300,3 @@ for(int i = 1; i < weight.size(); i++) { // 遍历物品
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/背包问题理论基础多重背包.md b/problems/背包问题理论基础多重背包.md
index a4bd2bd3..bbf45544 100644
--- a/problems/背包问题理论基础多重背包.md
+++ b/problems/背包问题理论基础多重背包.md
@@ -145,4 +145,3 @@ int main() {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/背包问题理论基础完全背包.md b/problems/背包问题理论基础完全背包.md
index 4b3ccdaf..d6b82f63 100644
--- a/problems/背包问题理论基础完全背包.md
+++ b/problems/背包问题理论基础完全背包.md
@@ -177,4 +177,3 @@ int main() {
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/贪心算法总结篇.md b/problems/贪心算法总结篇.md
index d2985d9e..eddf4efc 100644
--- a/problems/贪心算法总结篇.md
+++ b/problems/贪心算法总结篇.md
@@ -144,4 +144,3 @@ Carl个人认为：如果找出局部最优并可以推出全局最优，就是
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/贪心算法理论基础.md b/problems/贪心算法理论基础.md
index 4be4f858..e550e95a 100644
--- a/problems/贪心算法理论基础.md
+++ b/problems/贪心算法理论基础.md
@@ -93,4 +93,3 @@
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/链表总结篇.md b/problems/链表总结篇.md
index a975c8a2..84f12a60 100644
--- a/problems/链表总结篇.md
+++ b/problems/链表总结篇.md
@@ -138,4 +138,3 @@
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)
diff --git a/problems/链表理论基础.md b/problems/链表理论基础.md
index d0f4ea76..0ddd4506 100644
--- a/problems/链表理论基础.md
+++ b/problems/链表理论基础.md
@@ -144,4 +144,3 @@ head->val = 5;
 * 微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
 * B站：[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)
-![](../pics/公众号.png)