Doubly linked list is a data structure that has reference to both the previous and next nodes in the list. It provides simplicity to traverse,… Read More
Tag Archives: doubly linked list
What is a Linked List? A Linked List is a linear data structure which looks like a chain of nodes, where each node is a… Read More
Given a Binary Tree (BT), convert it to a Doubly Linked List (DLL). The left and right pointers in nodes are to be used as… Read More
In the case of the simple doubly linked list, if we have to perform the insertion or deletion operation at the starting of the doubly… Read More
Doubly linked list is a type of linked list in which nodes contains information and two pointers i.e. left pointer and right pointer. The left… Read More
Stack and doubly linked lists are two important data structures with their own benefits. Stack is a data structure that follows the LIFO technique and… Read More
Given a doubly linked list having all unique elements and two keys X and Y, the task is to swap nodes for two given keys… Read More
Given a head and a tail of a doubly linked list containing 0s and 1s, the task is to sort the Doubly linked list without… Read More
Given a doubly-linked list containing n nodes. The problem is to reverse every group of k nodes in the list. Examples: Input: List: 10<->8<->4<->2, K=2Output:… Read More
Given a doubly linked list, rotate the linked list counter-clockwise by N nodes. Here N is a given positive integer and is smaller than the… Read More
Given a doubly linked list, rotate the linked list counter-clockwise by N nodes. Here N is a given positive integer and is smaller than the… Read More
Given a doubly linked list, rotate the linked list counter-clockwise by N nodes. Here N is a given positive integer and is smaller than the… Read More
Given a doubly linked list, rotate the linked list counter-clockwise by N nodes. Here N is a given positive integer and is smaller than the… Read More
Following is a typical recursive implementation of QuickSort for arrays. The implementation uses last element as pivot. C++ /* A typical recursive implementation of Quicksort… Read More
Following is a typical recursive implementation of QuickSort for arrays. The implementation uses last element as pivot. Java /* A typical recursive implementation of Quicksort… Read More