From b66d7daea83b949280270369d0fc302f9dba5d93 Mon Sep 17 00:00:00 2001
From: iridiumR <i@iridium.cyou>
Date: Fri, 3 Dec 2021 17:46:47 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96?=
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---
 ex10/binnode.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ex10/binnode.hpp b/ex10/binnode.hpp
index da5a253..f3bfe62 100644
--- a/ex10/binnode.hpp
+++ b/ex10/binnode.hpp
@@ -15,6 +15,10 @@ public:
     binNode *rc;
     ~binNode()
     {
+        if(isLC(this))
+            parent->lc = NULL;
+        else
+            parent->rc = NULL;
         delete lc;
         delete rc;
     }