Top 50 Problems on Linked List Data Structure asked in SDE InterviewsReadDiscussCoursesPracticeImprove Article ImproveSave Article SaveLike Article LikeA Linked List is a linear data structure that looks like a chain of nodes, where each node is a different element. Unlike Arrays, Linked List elements are not stored at a contiguous location. Here is the collection of the Top 50 list of frequently asked interviews question on Linked Lists. Problems in this Article are divided into three Levels so that readers can practice according to the difficulty level step by step. To learn more about Linked List, please refer to the Tutorial on Linked List.Linked List Interview QuestionsGiven below are the most frequently asked interview questions on Linked List:Easy Level Problems on Linked List Data StructurePrint the Middle of a given linked listReverse a Linked ListReverse a Doubly Linked ListRotate a linked list.Nth node from end of linked listDelete last occurrence of an item from linked listDelete middle of linked listRemove duplicate elements from sorted linked listDetect Loop in linked listDelete N nodes after M nodes of a linked listMerge a linked list into another linked list at alternate positionsCircular Linked List TraversalDeletion from a Circular Linked ListDelete without head pointerImplement Queue using Linked ListImplement a stack using singly linked listRemove every k-th node of the linked listPairwise swap of a Linked listOccurence of an integer in a Linked ListGiven a Linked list of 0s, 1s and 2s, sort itDeletion in Linked ListMedium Level Problems on Linked List Data StructureConvert singly linked list into circular linked listReverse a linked list in groups of given sizeMerge two sorted linked listsRemove loop in Linked ListFunction to check if a singly linked list is palindromeRemove all occurrences of one Linked list in another Linked listIntersection point in Y shaped Linked listsIntersection of two Sorted Linked ListsSplit a Circular Linked List into two halvesFind pairs with given sum in doubly linked listRemove duplicates from an unsorted doubly linked listIntersection point of two Linked Lists.Add two numbers represented by Linked listsMultiply two numbers represented by Linked ListsSwap Kth node from beginning with Kth node from end in a Linked ListSort a k sorted doubly linked listRotate Doubly linked list by N nodesConvert a Binary Tree into Doubly Linked List in spiral fashionConvert a given Binary Tree to Doubly Linked ListConstruct a linked list from 2D matrixReverse a doubly linked list in groups of given sizeHard Level Problems on Linked List Data StructureReverse a sublist of linked listRearrange a given linked list in-place.Reverse Alternate K Nodes in a Singly Linked List:Reverse a Linked List in groups of given sizeMerge k Sorted Linked ListsFlattening a Linked ListPartition a linked list around a given valueClone a linked list with random pointersRecommendedSolve DSA problems on GfG Practice.Solve ProblemsLast Updated : 31 Jul, 2023Like Article Save Article Please Login to comment...