Create OperationsLL.java

[tangorishi]

Pull Request Template - LinkedList Operations

Issue Description

This pull request addresses #152 in the repository, which requests the implementation of various LinkedList operations to enhance the functionality of our LinkedList data structure.

Changes Proposed

• Implemented the deleteFromStart method to delete a node from the beginning of the linked list.
• Implemented the deleteFromEnd method to delete a node from the end of the linked list.
• Implemented the deleteBeforeValue method to delete a node that appears immediately before a specific value in the linked list.
• Added other useful LinkedList operations like insertion, searching, and more.

Checklist

Please make sure to review and check all the following items before submitting the PR:

• Code has been tested and works as intended.
• Code follows coding standards and conventions.
• Documentation (if any) has been updated to reflect the changes.
• All tests (if any) pass successfully.
• The code has been reviewed by at least one team member.

Labels

• enhancement
• linkedlist