Skip to main content

Linkedin LeetCode Questions

IDURLTitleDifficultyAcceptance %Frequency %
1https://leetcode.com/problems/two-sumTwo SumEasy57.1%50.0%
3https://leetcode.com/problems/longest-substring-without-repeating-charactersLongest Substring Without Repeating CharactersMedium38.5%25.0%
4https://leetcode.com/problems/median-of-two-sorted-arraysMedian of Two Sorted ArraysHard45.9%25.0%
5https://leetcode.com/problems/longest-palindromic-substringLongest Palindromic SubstringMedium37.3%25.0%
12https://leetcode.com/problems/integer-to-romanInteger to RomanMedium70.4%37.5%
17https://leetcode.com/problems/letter-combinations-of-a-phone-numberLetter Combinations of a Phone NumberMedium65.5%75.0%
20https://leetcode.com/problems/valid-parenthesesValid ParenthesesEasy43.7%75.0%
21https://leetcode.com/problems/merge-two-sorted-listsMerge Two Sorted ListsEasy67.9%50.0%
23https://leetcode.com/problems/merge-k-sorted-listsMerge k Sorted ListsHard58.8%50.0%
33https://leetcode.com/problems/search-in-rotated-sorted-arraySearch in Rotated Sorted ArrayMedium44.1%62.5%
34https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-arrayFind First and Last Position of Element in Sorted ArrayMedium48.3%75.0%
39https://leetcode.com/problems/combination-sumCombination SumMedium76.1%25.0%
46https://leetcode.com/problems/permutationsPermutationsMedium81.6%62.5%
47https://leetcode.com/problems/permutations-iiPermutations IIMedium62.9%50.0%
50https://leetcode.com/problems/powx-nPow(x, n)Medium38.2%75.0%
53https://leetcode.com/problems/maximum-subarrayMaximum SubarrayMedium53.0%75.0%
56https://leetcode.com/problems/merge-intervalsMerge IntervalsMedium51.1%62.5%
57https://leetcode.com/problems/insert-intervalInsert IntervalMedium44.7%50.0%
65https://leetcode.com/problems/valid-numberValid NumberHard22.6%50.0%
61https://leetcode.com/problems/rotate-listRotate ListMedium41.2%50.0%
68https://leetcode.com/problems/text-justificationText JustificationHard50.4%50.0%
72https://leetcode.com/problems/edit-distanceEdit DistanceMedium60.1%50.0%
76https://leetcode.com/problems/minimum-window-substringMinimum Window SubstringHard46.9%62.5%
88https://leetcode.com/problems/merge-sorted-arrayMerge Sorted ArrayEasy54.4%25.0%
100https://leetcode.com/problems/same-treeSame TreeEasy66.6%25.0%
101https://leetcode.com/problems/symmetric-treeSymmetric TreeEasy60.7%62.5%
103https://leetcode.com/problems/binary-tree-zigzag-level-order-traversalBinary Tree Zigzag Level Order TraversalMedium63.1%50.0%
104https://leetcode.com/problems/maximum-depth-of-binary-treeMaximum Depth of Binary TreeEasy77.9%62.5%
2040https://leetcode.com/problems/kth-smallest-product-of-two-sorted-arraysKth Smallest Product of Two Sorted ArraysHard48.9%62.5%
102https://leetcode.com/problems/binary-tree-level-order-traversalBinary Tree Level Order TraversalMedium72.2%50.0%
121https://leetcode.com/problems/best-time-to-buy-and-sell-stockBest Time to Buy and Sell StockEasy56.4%25.0%
126https://leetcode.com/problems/word-ladder-iiWord Ladder IIHard27.5%37.5%
127https://leetcode.com/problems/word-ladderWord LadderHard44.9%75.0%
143https://leetcode.com/problems/reorder-listReorder ListMedium64.6%25.0%
146https://leetcode.com/problems/lru-cacheLRU CacheMedium46.8%62.5%
149https://leetcode.com/problems/max-points-on-a-lineMax Points on a LineHard30.2%50.0%
150https://leetcode.com/problems/evaluate-reverse-polish-notationEvaluate Reverse Polish NotationMedium57.0%50.0%
152https://leetcode.com/problems/maximum-product-subarrayMaximum Product SubarrayMedium36.0%75.0%
155https://leetcode.com/problems/min-stackMin StackMedium57.7%37.5%
156https://leetcode.com/problems/binary-tree-upside-downBinary Tree Upside DownMedium65.3%75.0%
170https://leetcode.com/problems/two-sum-iii-data-structure-designTwo Sum III - Data structure designEasy39.1%50.0%
173https://leetcode.com/problems/binary-search-tree-iteratorBinary Search Tree IteratorMedium76.1%50.0%
187https://leetcode.com/problems/repeated-dna-sequencesRepeated DNA SequencesMedium52.9%62.5%
198https://leetcode.com/problems/house-robberHouse RobberMedium52.9%50.0%
200https://leetcode.com/problems/number-of-islandsNumber of IslandsMedium63.8%75.0%
205https://leetcode.com/problems/isomorphic-stringsIsomorphic StringsEasy48.0%62.5%
211https://leetcode.com/problems/design-add-and-search-words-data-structureDesign Add and Search Words Data StructureMedium48.1%25.0%
213https://leetcode.com/problems/house-robber-iiHouse Robber IIMedium44.6%25.0%
215https://leetcode.com/problems/kth-largest-element-in-an-arrayKth Largest Element in an ArrayMedium68.8%62.5%
235https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-treeLowest Common Ancestor of a Binary Search TreeMedium70.0%62.5%
236https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-treeLowest Common Ancestor of a Binary TreeMedium68.7%62.5%
238https://leetcode.com/problems/product-of-array-except-selfProduct of Array Except SelfMedium68.6%50.0%
243https://leetcode.com/problems/shortest-word-distanceShortest Word DistanceEasy66.2%62.5%
244https://leetcode.com/problems/shortest-word-distance-iiShortest Word Distance IIMedium62.7%75.0%
245https://leetcode.com/problems/shortest-word-distance-iiiShortest Word Distance IIIMedium59.4%50.0%
254https://leetcode.com/problems/factor-combinationsFactor CombinationsMedium50.5%62.5%
256https://leetcode.com/problems/paint-housePaint HouseMedium64.3%62.5%
2196https://leetcode.com/problems/create-binary-tree-from-descriptionsCreate Binary Tree From DescriptionsMedium81.7%50.0%
261https://leetcode.com/problems/graph-valid-treeGraph Valid TreeMedium49.8%50.0%
272https://leetcode.com/problems/closest-binary-search-tree-value-iiClosest Binary Search Tree Value IIHard61.1%62.5%
277https://leetcode.com/problems/find-the-celebrityFind the CelebrityMedium48.9%75.0%
297https://leetcode.com/problems/serialize-and-deserialize-binary-treeSerialize and Deserialize Binary TreeHard60.3%62.5%
2276https://leetcode.com/problems/count-integers-in-intervalsCount Integers in IntervalsHard35.6%62.5%
311https://leetcode.com/problems/sparse-matrix-multiplicationSparse Matrix MultiplicationMedium69.2%50.0%
323https://leetcode.com/problems/number-of-connected-components-in-an-undirected-graphNumber of Connected Components in an Undirected GraphMedium64.8%37.5%
339https://leetcode.com/problems/nested-list-weight-sumNested List Weight SumMedium85.9%75.0%
341https://leetcode.com/problems/flatten-nested-list-iteratorFlatten Nested List IteratorMedium65.6%50.0%
360https://leetcode.com/problems/sort-transformed-arraySort Transformed ArrayMedium57.8%62.5%
364https://leetcode.com/problems/nested-list-weight-sum-iiNested List Weight Sum IIMedium66.7%100.0%
366https://leetcode.com/problems/find-leaves-of-binary-treeFind Leaves of Binary TreeMedium81.3%75.0%
367https://leetcode.com/problems/valid-perfect-squareValid Perfect SquareEasy44.7%50.0%
373https://leetcode.com/problems/find-k-pairs-with-smallest-sumsFind K Pairs with Smallest SumsMedium41.5%50.0%
2344https://leetcode.com/problems/minimum-deletions-to-make-array-divisibleMinimum Deletions to Make Array DivisibleHard59.7%50.0%
380https://leetcode.com/problems/insert-delete-getrandom-o1Insert Delete GetRandom O(1)Medium55.3%75.0%
381https://leetcode.com/problems/insert-delete-getrandom-o1-duplicates-allowedInsert Delete GetRandom O(1) - Duplicates allowedHard36.4%62.5%
384https://leetcode.com/problems/shuffle-an-arrayShuffle an ArrayMedium59.5%37.5%
432https://leetcode.com/problems/all-oone-data-structureAll O`one Data StructureHard44.1%100.0%
464https://leetcode.com/problems/can-i-winCan I WinMedium31.0%50.0%
2472https://leetcode.com/problems/maximum-number-of-non-overlapping-palindrome-substringsMaximum Number of Non-overlapping Palindrome SubstringsHard43.3%50.0%
515https://leetcode.com/problems/find-largest-value-in-each-tree-rowFind Largest Value in Each Tree RowMedium66.3%50.0%
516https://leetcode.com/problems/longest-palindromic-subsequenceLongest Palindromic SubsequenceMedium65.1%50.0%
2431https://leetcode.com/problems/maximize-total-tastiness-of-purchased-fruitsMaximize Total Tastiness of Purchased FruitsMedium64.5%50.0%
543https://leetcode.com/problems/diameter-of-binary-treeDiameter of Binary TreeEasy65.0%25.0%
2532https://leetcode.com/problems/time-to-cross-a-bridgeTime to Cross a BridgeHard44.3%50.0%
605https://leetcode.com/problems/can-place-flowersCan Place FlowersEasy29.0%75.0%
611https://leetcode.com/problems/valid-triangle-numberValid Triangle NumberMedium56.7%37.5%
633https://leetcode.com/problems/sum-of-square-numbersSum of Square NumbersMedium36.7%50.0%
636https://leetcode.com/problems/exclusive-time-of-functionsExclusive Time of FunctionsMedium66.1%62.5%
2560https://leetcode.com/problems/house-robber-ivHouse Robber IVMedium64.8%25.0%
647https://leetcode.com/problems/palindromic-substringsPalindromic SubstringsMedium72.5%50.0%
658https://leetcode.com/problems/find-k-closest-elementsFind K Closest ElementsMedium49.4%37.5%
671https://leetcode.com/problems/second-minimum-node-in-a-binary-treeSecond Minimum Node In a Binary TreeEasy45.9%62.5%
695https://leetcode.com/problems/max-area-of-islandMax Area of IslandMedium73.8%37.5%
698https://leetcode.com/problems/partition-to-k-equal-sum-subsetsPartition to K Equal Sum SubsetsMedium38.4%75.0%
716https://leetcode.com/problems/max-stackMax StackHard45.9%100.0%
730https://leetcode.com/problems/count-different-palindromic-subsequencesCount Different Palindromic SubsequencesHard47.5%50.0%
744https://leetcode.com/problems/find-smallest-letter-greater-than-targetFind Smallest Letter Greater Than TargetEasy58.9%62.5%
763https://leetcode.com/problems/partition-labelsPartition LabelsMedium81.8%25.0%
706https://leetcode.com/problems/design-hashmapDesign HashMapEasy66.4%37.5%
528https://leetcode.com/problems/random-pick-with-weightRandom Pick with WeightMedium48.9%62.5%
946https://leetcode.com/problems/validate-stack-sequencesValidate Stack SequencesMedium70.2%50.0%
973https://leetcode.com/problems/k-closest-points-to-originK Closest Points to OriginMedium68.7%25.0%
1197https://leetcode.com/problems/minimum-knight-movesMinimum Knight MovesMedium41.7%37.5%
1117https://leetcode.com/problems/building-h2oBuilding H2OMedium58.3%50.0%
1107https://leetcode.com/problems/new-users-daily-countNew Users Daily CountMedium44.9%50.0%
1188https://leetcode.com/problems/design-bounded-blocking-queueDesign Bounded Blocking QueueMedium73.6%62.5%
1127https://leetcode.com/problems/user-purchase-platformUser Purchase PlatformHard46.2%50.0%
1148https://leetcode.com/problems/article-views-iArticle Views IEasy76.7%50.0%
1149https://leetcode.com/problems/article-views-iiArticle Views IIMedium47.3%50.0%
1343https://leetcode.com/problems/number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-thresholdNumber of Sub-arrays of Size K and Average Greater than or Equal to ThresholdMedium72.1%50.0%
1588https://leetcode.com/problems/sum-of-all-odd-length-subarraysSum of All Odd Length SubarraysEasy83.9%50.0%
1644https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree-iiLowest Common Ancestor of a Binary Tree IIMedium69.5%50.0%
1650https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree-iiiLowest Common Ancestor of a Binary Tree IIIMedium82.9%62.5%
1797https://leetcode.com/problems/design-authentication-managerDesign Authentication ManagerMedium58.4%25.0%
1004https://leetcode.com/problems/max-consecutive-ones-iiiMax Consecutive Ones IIIMedium67.3%87.5%
28https://leetcode.com/problems/find-the-index-of-the-first-occurrence-in-a-stringFind the Index of the First Occurrence in a StringEasy46.2%25.0%
36https://leetcode.com/problems/valid-sudokuValid SudokuMedium64.1%25.0%
40https://leetcode.com/problems/combination-sum-iiCombination Sum IIMedium59.0%37.5%
139https://leetcode.com/problems/word-breakWord BreakMedium49.1%25.0%
13https://leetcode.com/problems/roman-to-integerRoman to IntegerEasy66.2%25.0%
62https://leetcode.com/problems/unique-pathsUnique PathsMedium66.5%25.0%
226https://leetcode.com/problems/invert-binary-treeInvert Binary TreeEasy79.8%25.0%
886https://leetcode.com/problems/possible-bipartitionPossible BipartitionMedium52.3%50.0%
921https://leetcode.com/problems/minimum-add-to-make-parentheses-validMinimum Add to Make Parentheses ValidMedium74.4%25.0%
210https://leetcode.com/problems/course-schedule-iiCourse Schedule IIMedium55.0%37.5%
489https://leetcode.com/problems/robot-room-cleanerRobot Room CleanerHard77.9%50.0%
742https://leetcode.com/problems/closest-leaf-in-a-binary-treeClosest Leaf in a Binary TreeMedium47.4%25.0%
721https://leetcode.com/problems/accounts-mergeAccounts MergeMedium60.9%50.0%
1570https://leetcode.com/problems/dot-product-of-two-sparse-vectorsDot Product of Two Sparse VectorsMedium89.9%25.0%
274https://leetcode.com/problems/h-indexH-IndexMedium41.1%25.0%
470https://leetcode.com/problems/implement-rand10-using-rand7Implement Rand10() Using Rand7()Medium46.2%37.5%
925https://leetcode.com/problems/long-pressed-nameLong Pressed NameEasy32.8%25.0%
69https://leetcode.com/problems/sqrtxSqrt(x)Easy41.4%37.5%
542https://leetcode.com/problems/01-matrix01 MatrixMedium53.3%25.0%
319https://leetcode.com/problems/bulb-switcherBulb SwitcherMedium55.5%62.5%
875https://leetcode.com/problems/koko-eating-bananasKoko Eating BananasMedium49.7%25.0%
2964https://leetcode.com/problems/number-of-divisible-triplet-sumsNumber of Divisible Triplet SumsMedium67.6%25.0%
160https://leetcode.com/problems/intersection-of-two-linked-listsIntersection of Two Linked ListsEasy63.2%50.0%
282https://leetcode.com/problems/expression-add-operatorsExpression Add OperatorsHard42.8%25.0%
678https://leetcode.com/problems/valid-parenthesis-stringValid Parenthesis StringMedium39.8%25.0%
785https://leetcode.com/problems/is-graph-bipartiteIs Graph Bipartite?Medium58.9%25.0%
428https://leetcode.com/problems/serialize-and-deserialize-n-ary-treeSerialize and Deserialize N-ary TreeHard68.6%25.0%
230https://leetcode.com/problems/kth-smallest-element-in-a-bstKth Smallest Element in a BSTMedium76.5%25.0%
450https://leetcode.com/problems/delete-node-in-a-bstDelete Node in a BSTMedium54.2%25.0%
3480https://leetcode.com/problems/maximize-subarrays-after-removing-one-conflicting-pairMaximize Subarrays After Removing One Conflicting PairHard64.7%50.0%
265https://leetcode.com/problems/paint-house-iiPaint House IIHard56.9%37.5%
1944https://leetcode.com/problems/number-of-visible-people-in-a-queueNumber of Visible People in a QueueHard72.3%25.0%
430https://leetcode.com/problems/flatten-a-multilevel-doubly-linked-listFlatten a Multilevel Doubly Linked ListMedium62.5%25.0%
1857https://leetcode.com/problems/largest-color-value-in-a-directed-graphLargest Color Value in a Directed GraphHard57.4%25.0%
337https://leetcode.com/problems/house-robber-iiiHouse Robber IIIMedium55.6%25.0%
1386https://leetcode.com/problems/cinema-seat-allocationCinema Seat AllocationMedium43.6%25.0%
273https://leetcode.com/problems/integer-to-english-wordsInteger to English WordsHard34.8%25.0%
621https://leetcode.com/problems/task-schedulerTask SchedulerMedium62.6%25.0%
153https://leetcode.com/problems/find-minimum-in-rotated-sorted-arrayFind Minimum in Rotated Sorted ArrayMedium53.8%25.0%
7https://leetcode.com/problems/reverse-integerReverse IntegerMedium31.5%25.0%
2034https://leetcode.com/problems/stock-price-fluctuationStock Price FluctuationMedium48.9%25.0%
32https://leetcode.com/problems/longest-valid-parenthesesLongest Valid ParenthesesHard38.0%37.5%
399https://leetcode.com/problems/evaluate-divisionEvaluate DivisionMedium64.0%25.0%
1882https://leetcode.com/problems/process-tasks-using-serversProcess Tasks Using ServersMedium41.9%25.0%
727https://leetcode.com/problems/minimum-window-subsequenceMinimum Window SubsequenceHard43.8%25.0%
632https://leetcode.com/problems/smallest-range-covering-elements-from-k-listsSmallest Range Covering Elements from K ListsHard70.0%37.5%
79https://leetcode.com/problems/word-searchWord SearchMedium46.8%25.0%
1473https://leetcode.com/problems/paint-house-iiiPaint House IIIHard61.2%25.0%
416https://leetcode.com/problems/partition-equal-subset-sumPartition Equal Subset SumMedium49.2%25.0%
617https://leetcode.com/problems/merge-two-binary-treesMerge Two Binary TreesEasy79.0%37.5%
1048https://leetcode.com/problems/longest-string-chainLongest String ChainMedium62.8%25.0%
3113https://leetcode.com/problems/find-the-number-of-subarrays-where-boundary-elements-are-maximumFind the Number of Subarrays Where Boundary Elements Are MaximumHard32.8%25.0%
560https://leetcode.com/problems/subarray-sum-equals-kSubarray Sum Equals KMedium46.8%25.0%
151https://leetcode.com/problems/reverse-words-in-a-stringReverse Words in a StringMedium55.5%37.5%
18https://leetcode.com/problems/4sum4SumMedium40.0%25.0%
827https://leetcode.com/problems/making-a-large-islandMaking A Large IslandHard56.3%25.0%
1041https://leetcode.com/problems/robot-bounded-in-circleRobot Bounded In CircleMedium56.4%25.0%
207https://leetcode.com/problems/course-scheduleCourse ScheduleMedium50.8%25.0%
460https://leetcode.com/problems/lfu-cacheLFU CacheHard48.6%37.5%
128https://leetcode.com/problems/longest-consecutive-sequenceLongest Consecutive SequenceMedium47.0%25.0%
296https://leetcode.com/problems/best-meeting-pointBest Meeting PointHard61.4%25.0%
98https://leetcode.com/problems/validate-binary-search-treeValidate Binary Search TreeMedium35.3%25.0%
490https://leetcode.com/problems/the-mazeThe MazeMedium60.3%25.0%
84https://leetcode.com/problems/largest-rectangle-in-histogramLargest Rectangle in HistogramHard49.3%25.0%
752https://leetcode.com/problems/open-the-lockOpen the LockMedium61.1%25.0%