From 7a284b7a09fe13c3627b9e6928c8fa2b3fc91df5 Mon Sep 17 00:00:00 2001
From: Yudong Jin <krahets@163.com>
Date: Thu, 15 Dec 2022 22:53:22 +0800
Subject: [PATCH] Update hashmap

---
 codes/java/chapter_hashing/array_hash_map.java | 2 +-
 docs/chapter_hashing/hash_map.md               | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/codes/java/chapter_hashing/array_hash_map.java b/codes/java/chapter_hashing/array_hash_map.java
index 89082c2f9..6dc26ba16 100644
--- a/codes/java/chapter_hashing/array_hash_map.java
+++ b/codes/java/chapter_hashing/array_hash_map.java
@@ -52,7 +52,7 @@ class ArrayHashMap {
     /* 删除操作 */
     public void remove(int key) {
         int index = hashFunc(key);
-        // 置为空字符，代表删除
+        // 置为 null ，代表删除
         bucket.set(index, null);
     }
 
diff --git a/docs/chapter_hashing/hash_map.md b/docs/chapter_hashing/hash_map.md
index 793d90323..4dd325a2e 100644
--- a/docs/chapter_hashing/hash_map.md
+++ b/docs/chapter_hashing/hash_map.md
@@ -233,7 +233,7 @@ $$
         /* 删除操作 */
         public void remove(int key) {
             int index = hashFunc(key);
-            // 置为空字符，代表删除
+            // 置为 null，代表删除
             bucket.set(index, null);
         }
     }