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Ibm LeetCode Questions

IDURLTitleDifficultyAcceptance %Frequency %
1https://leetcode.com/problems/two-sumTwo SumEasy57.1%87.5%
3https://leetcode.com/problems/longest-substring-without-repeating-charactersLongest Substring Without Repeating CharactersMedium38.5%87.5%
4https://leetcode.com/problems/median-of-two-sorted-arraysMedian of Two Sorted ArraysHard45.9%37.5%
5https://leetcode.com/problems/longest-palindromic-substringLongest Palindromic SubstringMedium37.3%75.0%
9https://leetcode.com/problems/palindrome-numberPalindrome NumberEasy60.2%50.0%
12https://leetcode.com/problems/integer-to-romanInteger to RomanMedium70.4%87.5%
13https://leetcode.com/problems/roman-to-integerRoman to IntegerEasy66.2%87.5%
14https://leetcode.com/problems/longest-common-prefixLongest Common PrefixEasy47.1%50.0%
17https://leetcode.com/problems/letter-combinations-of-a-phone-numberLetter Combinations of a Phone NumberMedium65.5%62.5%
20https://leetcode.com/problems/valid-parenthesesValid ParenthesesEasy43.7%75.0%
48https://leetcode.com/problems/rotate-imageRotate ImageMedium79.3%75.0%
49https://leetcode.com/problems/group-anagramsGroup AnagramsMedium72.2%62.5%
53https://leetcode.com/problems/maximum-subarrayMaximum SubarrayMedium53.0%50.0%
2904https://leetcode.com/problems/shortest-and-lexicographically-smallest-beautiful-stringShortest and Lexicographically Smallest Beautiful StringMedium40.8%50.0%
88https://leetcode.com/problems/merge-sorted-arrayMerge Sorted ArrayEasy54.4%37.5%
2907https://leetcode.com/problems/maximum-profitable-triplets-with-increasing-prices-iMaximum Profitable Triplets With Increasing Prices IMedium55.3%75.0%
121https://leetcode.com/problems/best-time-to-buy-and-sell-stockBest Time to Buy and Sell StockEasy56.4%87.5%
128https://leetcode.com/problems/longest-consecutive-sequenceLongest Consecutive SequenceMedium47.0%50.0%
2921https://leetcode.com/problems/maximum-profitable-triplets-with-increasing-prices-iiMaximum Profitable Triplets With Increasing Prices IIHard45.7%75.0%
146https://leetcode.com/problems/lru-cacheLRU CacheMedium46.8%37.5%
169https://leetcode.com/problems/majority-elementMajority ElementEasy66.1%37.5%
2964https://leetcode.com/problems/number-of-divisible-triplet-sumsNumber of Divisible Triplet SumsMedium67.6%75.0%
189https://leetcode.com/problems/rotate-arrayRotate ArrayMedium44.4%37.5%
238https://leetcode.com/problems/product-of-array-except-selfProduct of Array Except SelfMedium68.6%50.0%
3024https://leetcode.com/problems/type-of-triangleType of TriangleEasy44.1%75.0%
253https://leetcode.com/problems/meeting-rooms-iiMeeting Rooms IIMedium52.5%50.0%
1200https://leetcode.com/problems/minimum-absolute-differenceMinimum Absolute DifferenceEasy75.0%75.0%
3096https://leetcode.com/problems/minimum-levels-to-gain-more-pointsMinimum Levels to Gain More PointsMedium40.1%75.0%
287https://leetcode.com/problems/find-the-duplicate-numberFind the Duplicate NumberMedium64.0%37.5%
1208https://leetcode.com/problems/get-equal-substrings-within-budgetGet Equal Substrings Within BudgetMedium59.5%37.5%
3147https://leetcode.com/problems/taking-maximum-energy-from-the-mystic-dungeonTaking Maximum Energy From the Mystic DungeonMedium61.0%75.0%
3107https://leetcode.com/problems/minimum-operations-to-make-median-of-array-equal-to-kMinimum Operations to Make Median of Array Equal to KMedium47.7%75.0%
3145https://leetcode.com/problems/find-products-of-elements-of-big-arrayFind Products of Elements of Big ArrayHard24.2%75.0%
3175https://leetcode.com/problems/find-the-first-player-to-win-k-games-in-a-rowFind The First Player to win K Games in a RowMedium40.0%75.0%
3159https://leetcode.com/problems/find-occurrences-of-an-element-in-an-arrayFind Occurrences of an Element in an ArrayMedium73.2%75.0%
3124https://leetcode.com/problems/find-longest-callsFind Longest CallsMedium62.9%37.5%
412https://leetcode.com/problems/fizz-buzzFizz BuzzEasy75.2%100.0%
443https://leetcode.com/problems/string-compressionString CompressionMedium59.5%62.5%
2432https://leetcode.com/problems/the-employee-that-worked-on-the-longest-taskThe Employee That Worked on the Longest TaskEasy51.4%50.0%
1355https://leetcode.com/problems/activity-participantsActivity ParticipantsMedium72.0%75.0%
1395https://leetcode.com/problems/count-number-of-teamsCount Number of TeamsMedium70.2%37.5%
2455https://leetcode.com/problems/average-value-of-even-numbers-that-are-divisible-by-threeAverage Value of Even Numbers That Are Divisible by ThreeEasy62.8%75.0%
2545https://leetcode.com/problems/sort-the-students-by-their-kth-scoreSort the Students by Their Kth ScoreMedium86.0%75.0%
2598https://leetcode.com/problems/smallest-missing-non-negative-integer-after-operationsSmallest Missing Non-negative Integer After OperationsMedium55.9%37.5%
636https://leetcode.com/problems/exclusive-time-of-functionsExclusive Time of FunctionsMedium66.1%62.5%
2562https://leetcode.com/problems/find-the-array-concatenation-valueFind the Array Concatenation ValueEasy71.8%75.0%
713https://leetcode.com/problems/subarray-product-less-than-kSubarray Product Less Than KMedium53.9%50.0%
1710https://leetcode.com/problems/maximum-units-on-a-truckMaximum Units on a TruckEasy74.6%62.5%
1834https://leetcode.com/problems/single-threaded-cpuSingle-Threaded CPUMedium47.3%50.0%
3223https://leetcode.com/problems/minimum-length-of-string-after-operationsMinimum Length of String After OperationsMedium75.0%75.0%
696https://leetcode.com/problems/count-binary-substringsCount Binary SubstringsEasy70.2%62.5%
2972https://leetcode.com/problems/count-the-number-of-incremovable-subarrays-iiCount the Number of Incremovable Subarrays IIHard40.1%75.0%
98https://leetcode.com/problems/validate-binary-search-treeValidate Binary Search TreeMedium35.3%50.0%
2580https://leetcode.com/problems/count-ways-to-group-overlapping-rangesCount Ways to Group Overlapping RangesMedium39.0%87.5%
1319https://leetcode.com/problems/number-of-operations-to-make-network-connectedNumber of Operations to Make Network ConnectedMedium66.1%62.5%
560https://leetcode.com/problems/subarray-sum-equals-kSubarray Sum Equals KMedium46.8%50.0%
28https://leetcode.com/problems/find-the-index-of-the-first-occurrence-in-a-stringFind the Index of the First Occurrence in a StringEasy46.2%37.5%
78https://leetcode.com/problems/subsetsSubsetsMedium82.0%37.5%
2559https://leetcode.com/problems/count-vowel-strings-in-rangesCount Vowel Strings in RangesMedium67.8%75.0%
70https://leetcode.com/problems/climbing-stairsClimbing StairsEasy53.9%50.0%
2734https://leetcode.com/problems/lexicographically-smallest-string-after-substring-operationLexicographically Smallest String After Substring OperationMedium34.5%62.5%
844https://leetcode.com/problems/backspace-string-compareBackspace String CompareEasy49.8%50.0%
2461https://leetcode.com/problems/maximum-sum-of-distinct-subarrays-with-length-kMaximum Sum of Distinct Subarrays With Length KMedium42.8%62.5%
153https://leetcode.com/problems/find-minimum-in-rotated-sorted-arrayFind Minimum in Rotated Sorted ArrayMedium53.8%37.5%
2602https://leetcode.com/problems/minimum-operations-to-make-all-array-elements-equalMinimum Operations to Make All Array Elements EqualMedium37.9%87.5%
54https://leetcode.com/problems/spiral-matrixSpiral MatrixMedium56.1%50.0%
832https://leetcode.com/problems/flipping-an-imageFlipping an ImageEasy83.6%37.5%
2950https://leetcode.com/problems/number-of-divisible-substringsNumber of Divisible SubstringsMedium74.1%50.0%
51https://leetcode.com/problems/n-queensN-QueensHard74.9%37.5%
926https://leetcode.com/problems/flip-string-to-monotone-increasingFlip String to Monotone IncreasingMedium61.8%37.5%
2587https://leetcode.com/problems/rearrange-array-to-maximize-prefix-scoreRearrange Array to Maximize Prefix ScoreMedium42.5%37.5%
1888https://leetcode.com/problems/minimum-number-of-flips-to-make-the-binary-string-alternatingMinimum Number of Flips to Make the Binary String AlternatingMedium41.1%50.0%
2134https://leetcode.com/problems/minimum-swaps-to-group-all-1s-together-iiMinimum Swaps to Group All 1's Together IIMedium65.6%37.5%
56https://leetcode.com/problems/merge-intervalsMerge IntervalsMedium51.1%87.5%
3130https://leetcode.com/problems/find-all-possible-stable-binary-arrays-iiFind All Possible Stable Binary Arrays IIHard27.3%37.5%
2506https://leetcode.com/problems/count-pairs-of-similar-stringsCount Pairs Of Similar StringsEasy73.5%50.0%
2451https://leetcode.com/problems/odd-string-differenceOdd String DifferenceEasy61.8%37.5%
2390https://leetcode.com/problems/removing-stars-from-a-stringRemoving Stars From a StringMedium78.9%37.5%
2696https://leetcode.com/problems/minimum-string-length-after-removing-substringsMinimum String Length After Removing SubstringsEasy77.1%50.0%
2406https://leetcode.com/problems/divide-intervals-into-minimum-number-of-groupsDivide Intervals Into Minimum Number of GroupsMedium63.6%37.5%
242https://leetcode.com/problems/valid-anagramValid AnagramEasy67.8%50.0%
15https://leetcode.com/problems/3sum3SumMedium38.6%50.0%
453https://leetcode.com/problems/minimum-moves-to-equal-array-elementsMinimum Moves to Equal Array ElementsMedium58.5%75.0%
268https://leetcode.com/problems/missing-numberMissing NumberEasy71.6%37.5%
1974https://leetcode.com/problems/minimum-time-to-type-word-using-special-typewriterMinimum Time to Type Word Using Special TypewriterEasy78.4%37.5%
2038https://leetcode.com/problems/remove-colored-pieces-if-both-neighbors-are-the-same-colorRemove Colored Pieces if Both Neighbors are the Same ColorMedium63.0%37.5%
2914https://leetcode.com/problems/minimum-number-of-changes-to-make-binary-string-beautifulMinimum Number of Changes to Make Binary String BeautifulMedium76.4%37.5%
259https://leetcode.com/problems/3sum-smaller3Sum SmallerMedium51.3%37.5%
3295https://leetcode.com/problems/report-spam-messageReport Spam MessageMedium48.5%50.0%
1910https://leetcode.com/problems/remove-all-occurrences-of-a-substringRemove All Occurrences of a SubstringMedium78.4%37.5%
3402https://leetcode.com/problems/minimum-operations-to-make-columns-strictly-increasingMinimum Operations to Make Columns Strictly IncreasingEasy72.6%75.0%
210https://leetcode.com/problems/course-schedule-iiCourse Schedule IIMedium55.0%37.5%
767https://leetcode.com/problems/reorganize-stringReorganize StringMedium56.8%37.5%
2231https://leetcode.com/problems/largest-number-after-digit-swaps-by-parityLargest Number After Digit Swaps by ParityEasy65.0%50.0%
1768https://leetcode.com/problems/merge-strings-alternatelyMerge Strings AlternatelyEasy82.1%50.0%
2948https://leetcode.com/problems/make-lexicographically-smallest-array-by-swapping-elementsMake Lexicographically Smallest Array by Swapping ElementsMedium60.2%37.5%
200https://leetcode.com/problems/number-of-islandsNumber of IslandsMedium63.8%50.0%
724https://leetcode.com/problems/find-pivot-indexFind Pivot IndexEasy62.1%62.5%
1752https://leetcode.com/problems/check-if-array-is-sorted-and-rotatedCheck if Array Is Sorted and RotatedEasy55.7%37.5%
1539https://leetcode.com/problems/kth-missing-positive-numberKth Missing Positive NumberEasy63.2%37.5%
7https://leetcode.com/problems/reverse-integerReverse IntegerMedium31.5%37.5%
1051https://leetcode.com/problems/height-checkerHeight CheckerEasy81.5%50.0%
206https://leetcode.com/problems/reverse-linked-listReverse Linked ListEasy80.2%37.5%
451https://leetcode.com/problems/sort-characters-by-frequencySort Characters By FrequencyMedium75.1%37.5%
1413https://leetcode.com/problems/minimum-value-to-get-positive-step-by-step-sumMinimum Value to Get Positive Step by Step SumEasy64.6%37.5%
217https://leetcode.com/problems/contains-duplicateContains DuplicateEasy64.1%37.5%
134https://leetcode.com/problems/gas-stationGas StationMedium47.5%37.5%
845https://leetcode.com/problems/longest-mountain-in-arrayLongest Mountain in ArrayMedium41.8%75.0%
89https://leetcode.com/problems/gray-codeGray CodeMedium64.0%37.5%
76https://leetcode.com/problems/minimum-window-substringMinimum Window SubstringHard46.9%62.5%
151https://leetcode.com/problems/reverse-words-in-a-stringReverse Words in a StringMedium55.5%37.5%
66https://leetcode.com/problems/plus-onePlus OneEasy49.5%37.5%
1283https://leetcode.com/problems/find-the-smallest-divisor-given-a-thresholdFind the Smallest Divisor Given a ThresholdMedium65.4%50.0%
67https://leetcode.com/problems/add-binaryAdd BinaryEasy57.6%37.5%
135https://leetcode.com/problems/candyCandyHard47.9%37.5%
1004https://leetcode.com/problems/max-consecutive-ones-iiiMax Consecutive Ones IIIMedium67.3%62.5%
901https://leetcode.com/problems/online-stock-spanOnline Stock SpanMedium68.7%37.5%
33https://leetcode.com/problems/search-in-rotated-sorted-arraySearch in Rotated Sorted ArrayMedium44.1%37.5%
11https://leetcode.com/problems/container-with-most-waterContainer With Most WaterMedium59.5%37.5%
283https://leetcode.com/problems/move-zeroesMove ZeroesEasy63.5%37.5%
141https://leetcode.com/problems/linked-list-cycleLinked List CycleEasy53.9%37.5%
350https://leetcode.com/problems/intersection-of-two-arrays-iiIntersection of Two Arrays IIEasy59.7%37.5%
79https://leetcode.com/problems/word-searchWord SearchMedium46.8%37.5%
1963https://leetcode.com/problems/minimum-number-of-swaps-to-make-the-string-balancedMinimum Number of Swaps to Make the String BalancedMedium78.1%37.5%
1163https://leetcode.com/problems/last-substring-in-lexicographical-orderLast Substring in Lexicographical OrderHard35.0%37.5%
921https://leetcode.com/problems/minimum-add-to-make-parentheses-validMinimum Add to Make Parentheses ValidMedium74.4%37.5%
35https://leetcode.com/problems/search-insert-positionSearch Insert PositionEasy50.7%37.5%
45https://leetcode.com/problems/jump-game-iiJump Game IIMedium42.4%37.5%
1167https://leetcode.com/problems/minimum-cost-to-connect-sticksMinimum Cost to Connect SticksMedium71.8%37.5%
595https://leetcode.com/problems/big-countriesBig CountriesEasy68.4%37.5%
475https://leetcode.com/problems/heatersHeatersMedium41.4%37.5%
1052https://leetcode.com/problems/grumpy-bookstore-ownerGrumpy Bookstore OwnerMedium64.0%37.5%
23https://leetcode.com/problems/merge-k-sorted-listsMerge k Sorted ListsHard58.8%37.5%
1802https://leetcode.com/problems/maximum-value-at-a-given-index-in-a-bounded-arrayMaximum Value at a Given Index in a Bounded ArrayMedium38.9%37.5%
1604https://leetcode.com/problems/alert-using-same-key-card-three-or-more-times-in-a-one-hour-periodAlert Using Same Key-Card Three or More Times in a One Hour PeriodMedium46.1%37.5%
239https://leetcode.com/problems/sliding-window-maximumSliding Window MaximumHard48.4%50.0%
1518https://leetcode.com/problems/water-bottlesWater BottlesEasy72.6%62.5%
876https://leetcode.com/problems/middle-of-the-linked-listMiddle of the Linked ListEasy81.5%37.5%
26https://leetcode.com/problems/remove-duplicates-from-sorted-arrayRemove Duplicates from Sorted ArrayEasy62.2%37.5%
155https://leetcode.com/problems/min-stackMin StackMedium57.7%37.5%
31https://leetcode.com/problems/next-permutationNext PermutationMedium44.7%37.5%
735https://leetcode.com/problems/asteroid-collisionAsteroid CollisionMedium47.1%37.5%
207https://leetcode.com/problems/course-scheduleCourse ScheduleMedium50.8%37.5%
2220https://leetcode.com/problems/minimum-bit-flips-to-convert-numberMinimum Bit Flips to Convert NumberEasy87.8%37.5%
754https://leetcode.com/problems/reach-a-numberReach a NumberMedium44.6%62.5%
994https://leetcode.com/problems/rotting-orangesRotting OrangesMedium58.1%37.5%
435https://leetcode.com/problems/non-overlapping-intervalsNon-overlapping IntervalsMedium56.7%37.5%
322https://leetcode.com/problems/coin-changeCoin ChangeMedium47.9%37.5%
1046https://leetcode.com/problems/last-stone-weightLast Stone WeightEasy66.3%37.5%
2405https://leetcode.com/problems/optimal-partition-of-stringOptimal Partition of StringMedium78.4%37.5%
71https://leetcode.com/problems/simplify-pathSimplify PathMedium50.0%37.5%
680https://leetcode.com/problems/valid-palindrome-iiValid Palindrome IIEasy44.0%37.5%
3627https://leetcode.com/problems/maximum-median-sum-of-subsequences-of-size-3Maximum Median Sum of Subsequences of Size 3Medium65.0%50.0%
2193https://leetcode.com/problems/minimum-number-of-moves-to-make-palindromeMinimum Number of Moves to Make PalindromeHard52.6%37.5%
881https://leetcode.com/problems/boats-to-save-peopleBoats to Save PeopleMedium61.4%50.0%
1526https://leetcode.com/problems/minimum-number-of-increments-on-subarrays-to-form-a-target-arrayMinimum Number of Increments on Subarrays to Form a Target ArrayHard78.1%50.0%
1685https://leetcode.com/problems/sum-of-absolute-differences-in-a-sorted-arraySum of Absolute Differences in a Sorted ArrayMedium68.2%50.0%
1513https://leetcode.com/problems/number-of-substrings-with-only-1sNumber of Substrings With Only 1sMedium57.4%37.5%
387https://leetcode.com/problems/first-unique-character-in-a-stringFirst Unique Character in a StringEasy65.0%37.5%
1877https://leetcode.com/problems/minimize-maximum-pair-sum-in-arrayMinimize Maximum Pair Sum in ArrayMedium83.3%37.5%
2https://leetcode.com/problems/add-two-numbersAdd Two NumbersMedium47.9%37.5%
2273https://leetcode.com/problems/find-resultant-array-after-removing-anagramsFind Resultant Array After Removing AnagramsEasy69.9%37.5%
42https://leetcode.com/problems/trapping-rain-waterTrapping Rain WaterHard66.8%37.5%
32https://leetcode.com/problems/longest-valid-parenthesesLongest Valid ParenthesesHard38.0%37.5%
1312https://leetcode.com/problems/minimum-insertion-steps-to-make-a-string-palindromeMinimum Insertion Steps to Make a String PalindromeHard73.6%37.5%
763https://leetcode.com/problems/partition-labelsPartition LabelsMedium81.8%37.5%
2429https://leetcode.com/problems/minimize-xorMinimize XORMedium62.4%37.5%
22https://leetcode.com/problems/generate-parenthesesGenerate ParenthesesMedium78.2%37.5%
215https://leetcode.com/problems/kth-largest-element-in-an-arrayKth Largest Element in an ArrayMedium68.8%37.5%
485https://leetcode.com/problems/max-consecutive-onesMax Consecutive OnesEasy64.6%37.5%