Write the JAVA method secondHalf that takes an LLNode head as a parameter and returns an LLNode reference named newHead. The method should return the reference of the middle node of the list. If the linked list has 2 middle nodes, return the reference of the second middle. 4 You may not use any arrays or copy the linked list to any sort of data structure.
Write the JAVA method secondHalf that takes an LLNode head as a parameter and returns an LLNode reference named newHead. The method should return the reference of the middle node of the list. If the linked list has 2 middle nodes, return the reference of the second middle. 4 You may not use any arrays or copy the linked list to any sort of data structure.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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public LLNode secondHalf(LLNode head)
{
}

Transcribed Image Text:public class LLNode<T>
{
protected
T info;
protected LLNode<T> link;
public LLNode (T info)
{
}
}
this.info info;
this.link
null;
=
public void setInfo(T info){this.info
public T getInfo(){return this.info; }
public void setLink (LLNode<T> link){this.link = link;}
public LLNode<T> getLink() {return this.link;}
= info; }

Transcribed Image Text:Given the LLNode class above,
Write the JAVA method secondHalf that takes an LLNode head as a parameter
and returns an LLNode reference named newHead.
The method should return the reference of the middle node of the list. If the linked
list has 2 middle nodes, return the reference of the second middle.
You may not use any arrays or copy the linked list to any sort of data structure.
4
head
Example(One middle node):
newHead
►
22
►
44
94
►
75
44
For the previous linked list, the middle node is the node that contains 44:
secondHalf(head); returns:
75
81
81
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