double linked list vs circular linked list

A double linked list and a circular linked list are two different types of data structures used to store and access data elements. A double linked list is a linear data structure in which each element, called a node, contains a reference to the next node as well as the previous node. This allows for easy traversal in both directions, forward and backward. The first and last nodes in a double linked list are known as the head and tail nodes, respectively. On the other hand, a circular linked list is a variant of a linked list where the last node points back to the first node, creating a circular structure. This means that the next node of the last node is the first node, forming a loop. As a result, traversal can be done indefinitely in a circular linked list. The main difference between a double linked list and a circular linked list is their structure and how they handle traversal. While a double linked list provides bidirectional traversal, allowing easy movement in both directions, a circular linked list offers infinite traversal, continuously looping through the list. Overall, the choice between a double linked list and a circular linked list depends on the specific requirements of your application and the operations you need to perform.

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