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《高级线表教学》PPT课件An in-depth presentationon AdvancedLinked Lists,coveringconcepts suchas SinglyLinked List,Doubly Linked List,CircularLinked List,and theirapplications.Introduction toLinked ListA linked listis alinear datastructure inwhich elementsarestored inseparate nodesand areconnected throughpointers.Itallows dynamicmemory allocationand efficientinsertions anddeletions.Types ofLinked ListsSinglyLinked ListDoubly LinkedList CircularLinked ListAlinked list where each Alinked listwhereeachAlinkedlistwhere thenode contains anodecontainsreferences lastnode pointsback toreferenceto the next toboth theprevious andthe firstnode,formingnode inthe sequence.thenextnode.a loop.Advantages ofLinked Lists1Dynamic SizeLinkedlists cangrow orshrink dynamicallyas elementsare addedor removed.2Efficient Insertionsand DeletionsInsertionsand deletionscan bedone inconstant timeby updatingthe pointers.3Flexible MemoryAllocationLinked listsallow efficientmemory allocationfor variable-sized data.Disadvantages ofLinked Lists1Sequential AccessAccessingelements ina linkedlist sequentiallyis slowercompared toarrays.2Extra MemoryOverheadEach noderequires extramemory spacefor storingpointers.3No Random AccessRandom accessis notpossible,as elementsare notstored incontiguousmemory locations.Applications ofLinked ListsDataStructures FileManagement GraphAlgorithms•Stacks•File System•Adjacency ListDirectoryStructure Representation•Queues•Undo/Redo Operations•BFS andDFS•Hash Tables•Symbol Tables•Topological SortingBasicOperations onLinkedList1TraversalVisit eachnode inthe linkedlist toperform operationsor accessdata.2InsertionAdd anew nodeat aspecific positionor atthe beginning/end ofthelinked list.3DeletionRemove anode fromthe linkedlist,adjusting thepointers accordingly.Searching ina LinkedListTo searchfor anelement ina linkedlist,start fromthe headnode andtraverse the list untilthedesired elementis foundor theend ofthelistis reached.Sorting ina LinkedListCommon sortingalgorithms likeMerge Sortand InsertionSort canbe appliedto sorttheelements ofa linkedlist basedon specificcriteria.Linked Listsvs.ArraysLinked ListsArrays•Dynamic Size•RandomAccess•Efficient Insertionsand Deletions•Memory Efficiency。