## Delete a Doubly Linked List node at a given position

Given a doubly linked list and a position n. The task is to delete the node at the given position n from the beginning. Initial… Read More »

Given a doubly linked list and a position n. The task is to delete the node at the given position n from the beginning. Initial… Read More »

Sort the doubly linked list using insertion sort technique. Initial doubly linked list Doubly Linked List after applying insertion sort Recommended: Please try your approach… Read More »

Given a sorted doubly linked list and a value to insert, write a function to insert the value in sorted way. Initial doubly linked list… Read More »

We have discussed doubly circular linked list introduction and its insertion. Let us formulate the problem statement to understand the deletion process. Given a ‘key’,… Read More »

Prerequisite: Doubly Linked list, Circular Linked List Circular Doubly Linked List has properties of both doubly linked list and circular linked list in which two… Read More »

Given a doubly linked list of characters, write a function that returns true if the given doubly linked list is palindrome, else false. Recommended: Please… Read More »

Given a sorted doubly linked list of positive distinct elements, the task is to find pairs in doubly linked list whose sum is equal to… Read More »

Given a Binary Tree, convert it to a Circular Doubly Linked List (In-Place). The left and right pointers in nodes are to be used as… Read More »

Given a ternary tree, create a doubly linked list out of it. A ternary tree is just like binary tree but instead of having two… Read More »

Given a Binary Tree, convert it into Doubly Linked List where the nodes are represented Spirally. The left pointer of the binary tree node should… Read More »

Given a Binary Tree (BT), convert it to a Doubly Linked List(DLL) In-Place. The left and right pointers in nodes are to be used as… Read More »

Given a doubly linked list, write a function to sort the doubly linked list in increasing order using merge sort. For example, the following doubly… Read More »

We strongly recommend to refer following post as a prerequisite of this post. Linked List Introduction Inserting a node in Singly Linked List A Doubly… Read More »

Given a Binary Tree, extract all leaves of it in a Doubly Linked List (DLL). Note that the DLL need to be created in-place. Assume… Read More »