From dfaa52a4a1fa19f3850b4926f03304964ac1bc16 Mon Sep 17 00:00:00 2001
From: yuetsh <517252939@qq.com>
Date: Tue, 29 Oct 2024 20:59:11 +0800
Subject: [PATCH] update

---
 basic/online-judge/ordering/index.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/basic/online-judge/ordering/index.md b/basic/online-judge/ordering/index.md
index c7c9ad4..6312eec 100644
--- a/basic/online-judge/ordering/index.md
+++ b/basic/online-judge/ordering/index.md
@@ -44,6 +44,8 @@
 
 [1046 圆的面积](https://oj.xuyue.cc/problem/1046)
 
+[9021 第一个目的地](https://oj.xuyue.cc/problem/9021)
+
 ## if...
 
 [1086【农】韩信十三枪](https://oj.xuyue.cc/problem/1086)