Struggling with Doubly Linked List Insertion in Java?
Want to know how to insert a node at the start, end, or any index step by step?

Welcome to The Techzeen, where DSA concepts are explained in Hindi/Urdu with diagrams, code, and easy beginner-friendly explanation.

In this video, you’ll learn:
What is Doubly Linked List (quick recap)
Insertion at Start (head update with prev/next pointer)
Insertion at End (traverse till tail, connect new node)
Insertion at Index (insert in middle at given position with pointers update)
Full Java implementation with dry run
Diagram explanation of each insertion step
Time Complexity analysis of insertions (O(1) start, O(n) end/index)

This tutorial is perfect for beginners, and those preparing for coding interviews.
By the end, you’ll be able to confidently insert nodes in Doubly Linked List with forward traversal clarity.

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