From 8579f7dbee253c354f266262bf9b06179b5edf83 Mon Sep 17 00:00:00 2001
From: hlccd <56643462+hlccd@users.noreply.github.com>
Date: Sat, 18 Dec 2021 18:39:33 +0800
Subject: [PATCH] Update README.md

---
 README.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/README.md b/README.md
index cb40f2b..288307d 100644
--- a/README.md
+++ b/README.md
@@ -40,3 +40,6 @@
 
 #### 平衡二叉查找树:avlTree
 参考：https://zhuanlan.zhihu.com/p/446547869
+
+#### 哈希映射:hashMap
+参考：https://zhuanlan.zhihu.com/p/447063415