From e6bf85b816ad4f918c1b622c60dd51e0fbeb697c Mon Sep 17 00:00:00 2001
From: Natechawin Suthison <natechawin@gmail.com>
Date: Sat, 4 Apr 2020 01:50:51 +0700
Subject: [PATCH] Remove unnecessary variable assignment

Since Java uses pass by value even if the object is a reference type, so when you set node = null here is gonna effect only in the local scope.
---
 .../datastructures/binarysearchtree/BinarySearchTree.java       | 2 --
 1 file changed, 2 deletions(-)

diff --git a/com/williamfiset/datastructures/binarysearchtree/BinarySearchTree.java b/com/williamfiset/datastructures/binarysearchtree/BinarySearchTree.java
index 48e1518..1374be3 100644
--- a/com/williamfiset/datastructures/binarysearchtree/BinarySearchTree.java
+++ b/com/williamfiset/datastructures/binarysearchtree/BinarySearchTree.java
@@ -116,7 +116,6 @@ private Node remove(Node node, T elem) {
         Node rightChild = node.right;
 
         node.data = null;
-        node = null;
 
         return rightChild;
 
@@ -128,7 +127,6 @@ private Node remove(Node node, T elem) {
         Node leftChild = node.left;
 
         node.data = null;
-        node = null;
 
         return leftChild;