From d6ab73bfa84e64119acd0a2ab51d6edb55e11ea8 Mon Sep 17 00:00:00 2001
From: wuliaojizhi <42054059+wuliaojizhi@users.noreply.github.com>
Date: Thu, 18 May 2023 17:39:50 +0800
Subject: [PATCH] Update tree.md

---
 docs/cs-basics/data-structure/tree.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/cs-basics/data-structure/tree.md b/docs/cs-basics/data-structure/tree.md
index eb9d9964..6b016ce5 100644
--- a/docs/cs-basics/data-structure/tree.md
+++ b/docs/cs-basics/data-structure/tree.md
@@ -176,8 +176,8 @@ public void postOrder(TreeNode root){
 	if(root == null){
 		return;
 	}
-	postOrder(root.left);
 	postOrder(root.right);
+	postOrder(root.left);
 	system.out.println(root.data);
 }
 ```