What Is The Functionality Of The Following Code Choose The Most #100

What is the functionality of the following code? Choose the most appropriate answer.</p> <pre><code class="language-java">public int function() { if(head == null) return Integer.MIN_VALUE; int var; Node temp = head; Node cur; while(temp.getNext() != head) { cur = temp; temp = temp.getNext(); } if(temp == head) { var = head.getItem(); head = null; return var; } var = temp.getItem(); cur.setNext(head); return var; }</code></pre>

This multiple choice question (MCQ) is related to the book/course gs gs121 Data Structures and Algorithms. It can also be found in gs gs121 Abstract Data Types - Circular Linked Lists - Quiz No.1.

public int function() { if(head == null) return Integer.MIN_VALUE; int var; Node temp = head; Node cur; while(temp.getNext() != head) { cur = temp; temp = temp.getNext(); } if(temp == head) { var = head.getItem(); head = null; return var; } var = temp.getItem(); cur.setNext(head); return var; }