Insert a Node at the End in Singly Linked List | Detailed Explanation with Code | DSA 17

Опубликовано: 26 Июль 2026
на канале: Debjit Decodes
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In this video, we'll learn how to insert a new node at the end of a Singly Linked List using C programming. You'll understand how to traverse the linked list to reach the last node, create a new node using malloc(), and connect it safely using pointers.

This is one of the most commonly asked Linked List operations in coding interviews, university exams, and placement preparation.

📌 In this video, you'll learn:
1. What is insertion at the end in a Linked List?
2. Why traversal is required before insertion
3. Step-by-step pointer manipulation
4. Creating a new node using malloc()
5. Traversing the Linked List using a temporary pointer
6. Handling insertion in an empty Linked List
7. Updating the last node's next pointer
8. Complete C program for insertion at the end
9. Time Complexity Analysis – O(n)
10. Common mistakes and interview tips

This lecture is part of the DSA for Beginners playlist on Debjit Decodes, where every concept is explained from absolute basics using intuitive examples, memory diagrams, and C programming.

📚 DSA Playlist: Stay tuned as we gradually move to every single concept of Linked Lists then go ahead with Stacks, Queues, Trees, Graphs, and beyond.

Linked List Introduction Video :    • Introduction to Linked Lists | Why Linked ...  

Linked List Node Creation Video :    • Linked List Node Creation | Structures, Po...  

Complete Singly Linked List Creation and Traversal :    • Singly Linked List Creation & Traversal | ...  

Insertion at the Beginning of a Linked List Video :    • Insert a Node at the Beginning in Singly L...  

Data Structures and Algorithms (DSA) playlist :    • Data Structures and Algorithms (DSA)  

Design and Analysis of Algorithms (DAA) playlist :    • Design and Analysis of Algorithms (DAA)  

📩 For doubts, queries, or collaboration: [email protected]

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