Question

What is circular linked list? Write an algorithm to insert a node at the beginning of circular linked list.​

Answer 1

Explanation:

This will be done by using the following statements. the next pointer of temp will point to the existing head node of the list. Now, make the new node ptr, the new head node of the circular singly linked list. in this way, the node ptr has been inserted into the circular singly linked list at beginning.