Directories ¶ Show internal Expand all Path Synopsis solutions 0001.TwoSum 0003.LongestSubstringWithoutRepeatingCharacters 0033.SearchInRotatedSortedArray 0035.SearchInsertPosition 0049.GroupAnagrams 0055.JumpGame 0064.MinimumPathSum 0088.MergeSortedArray 0108.ConvertSortedArrayToBinarySearchTree 0109.ConvertSortedListToBinarySearchTree 0112.PathSum 0118.PascalsTriangle 0119.PascalsTriangleII 0121.BestTimeToBuyAndSellStock 0122.BestTimeToBuyAndSellStockII 0124.BinaryTreeMaximumPathSum 0141.LinkedListCycle 0155.MinStack 0169.MajorityElement 0198.HouseRobber 0200.NumberOfIslands 0208.ImplementTrie 0219.ContainsDuplicateII 0221.MaximalSquare 0235.LowestCommonAncestorOfABinarySearchTree 0238.ProductOfArrayExceptSelf 0278.FirstBadVersion 0283.MoveZeroes 0345.ReverseVowelsOfAString 0367.ValidPerfectSquare 0374.GuessNumberHigherOrLower 0383.RansomNote 0387.FirstUniqueCharacterInAString 0404.SumOfLeftLeaves 0412.FizzBuzz 0437.PathSumIII 0454.4SumII 0476.NumberComplement 0525.ContiguousArray 0532.K-diffPairsInAnArray 0540.SingleElementInASortedArray 0543.DiameterOfBinaryTree 0594.LongestHarmoniousSubsequence 0599.MinimumIndexSumOfTwoLists 0653.TwoSumIV-InputIsABST 0665.Non-decreasingArray 0677.MapSumPairs 0678.ValidParenthesisString 0701.InsertIntoABinarySearchTree 0704.BinarySearch 0705.DesignHashSet 0733.FloodFill 0746.MinCostClimbingStairs 0771.JewelsAndStones 0784.LetterCasePermutation 0821.ShortestDistanceToACharacter 0844.BackspaceStringCompare 0876.MiddleOfTheLinkedList 0881.BoatsToSavePeople 0961.N-RepeatedElementInSize2NArray 0993.CousinsInBinaryTree 1005.MaximizeSumOfArrayAfterKNegations 1008.ConstructBinarySearchTreeFromPreorderTraversal 1009.ComplementOfBase10Integer 1137.N-thTribonacciNumber 1143.LongestCommonSubsequence 1221.SplitAStringInBalancedStrings 1232.CheckIfItIsAStraightLine 1281.SubtractTheProductAndSumOfDigitsOfAnInteger 1342.NumberOfStepsToReduceANumberToZero 1365.HowManyNumbersAreSmallerThanTheCurrentNumber 1417.ReformatTheString 1418.DisplayTableOfFoodOrdersInARestaurant 1426.CountingElements 1427.PerformStringShifts 1528.ShuffleString 1662.CheckIfTwoStringArraysAreEquivalent 6003.LeftmostColumnWithAtLeastAOne 6004.FirstUniqueNumber 6005.CheckIfAStringIsAValidSequenceFromRootToLeavesPathInABinaryTree Click to show internal directories. Click to hide internal directories.