Linked Lists
Learn about Linked Lists, one of the most common data structures that can be used to implement many other abstract data types..
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Key Concepts
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Removing a node from the middle of a linked list
Linked List data structure
Adding a new head node in a linked list
The Head Node in Linked Lists
Implementing a linked list
Linked List Data Structure
Removing a node from the middle of a linked list
Removing a node from the middle of a linked list
When removing a node from the middle of a linked list, it is necessary to adjust the link on the previous node so that it points to the following node. In the given illustration, the node a1 must point to the node a3 if the node a2 is removed from the linked list.
- 1Linked lists are one of the basic data structures used in computer science. They have many direct applications and serve as the foundation for more complex data structures. The list is comprised …
- 2As an example, we added values to the linked list diagram from the introduction. This linked list contains three nodes (node_a, node_b, and node_c). Each node in this particular list contains a…
- 3With linked lists, because nodes are linked to from only one other node, you can’t just go adding and removing nodes willy-nilly without doing a bit of maintenance. #### Adding a new node Adding …
- 4Let’s take a minute to review what we’ve covered about linked lists in this lesson. Linked Lists: - Are comprised of nodes - The nodes contain a link to the next node (and also the previous node …
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