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 d228077b..10e7e7b4 100644
--- a/problems/二叉树的迭代遍历.md
+++ b/problems/二叉树的迭代遍历.md
@@ -268,7 +268,6 @@ func inorderTraversal(root *TreeNode) []int {
 ```
 
 
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