From 9f7c85733289c8052e0af3ce5d00329fb475b262 Mon Sep 17 00:00:00 2001
From: wangyouming <wangyouming1209@gmail.com>
Date: Wed, 21 Aug 2024 11:49:24 +0800
Subject: [PATCH] SkipList `levelCount` update fix

---
 java/17_skiplist/SkipList.java | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/java/17_skiplist/SkipList.java b/java/17_skiplist/SkipList.java
index 83acedf1..e4aa65b6 100644
--- a/java/17_skiplist/SkipList.java
+++ b/java/17_skiplist/SkipList.java
@@ -78,10 +78,9 @@ public void delete(int value) {
       }
     }
 
-    while (levelCount>1&&head.forwards[levelCount]==null){
+    while (levelCount > 1 && head.forwards[levelCount - 1] == null) {
       levelCount--;
     }
-
   }
 
   // 理论来讲，一级索引中元素个数应该占原始数据的 50%，二级索引中元素个数占 25%，三级索引12.5% ，一直到最顶层。