├── .gitignore ├── README.md ├── pom.xml ├── record.txt ├── src └── main │ ├── java │ ├── L0000_Template.java │ ├── L0001_TwoSum.java │ ├── L0002_AddTwoNumbers.java │ ├── L0003_LongestSubstringWithoutRepeatingCharacters.java │ ├── L0004_MedianOfTwoSortedArrays.java │ ├── L0005_LongestPalindromicSubstring.java │ ├── L0006_ZigzagConversion.java │ ├── L0007_ReverseInteger.java │ ├── L0008_StringToInteger.java │ ├── L0009_PalindromeNumber.java │ ├── L0010_RegularExpressionMatching.java │ ├── L0011_ContainerWithMostWater.java │ ├── L0012_IntegerToRoman.java │ ├── L0013_RomanToInteger.java │ ├── L0014_LongestCommonPrefix.java │ ├── L0015_ThreeSum.java │ ├── L0016_ThreeSumClosest.java │ ├── L0017_LetterCombinationsOfAPhoneNumber.java │ ├── L0018_FourSum.java │ ├── L0019_RemoveNthNodeFromEndOfList.java │ ├── L0020_ValidParentheses.java │ ├── L0021_MergeTwoSortedLists.java │ ├── L0022_GenerateParentheses.java │ ├── L0023_MergeKSortedLists.java │ ├── L0024_SwapNodesInPairs.java │ ├── L0025_ReverseNodesInKGroup.java │ ├── L0026_RemoveDuplicatesFromSortedArray.java │ ├── L0027_RemoveElement.java │ ├── L0028_FindTheIndexOfTheFirstOccurrenceInAString.java │ ├── L0029_DivideTwoIntegers.java │ ├── L0030_SubstringWithConcatenationOfAllWords.java │ ├── L0031_NextPermutation.java │ ├── L0032_LongestValidParentheses.java │ ├── L0033_SearchInRotatedSortedArray.java │ ├── L0034_FindFirstAndLastPositionOfElementInSortedArray.java │ ├── L0035_SearchInsertPosition.java │ ├── L0036_ValidSudoku.java │ ├── L0037_SudokuSolver.java │ ├── L0038_CountAndSay.java │ ├── L0039_CombinationSum.java │ ├── L0040_CombinationSumII.java │ ├── L0041_FirstMissingPositive.java │ ├── L0042_TrappingRainWater.java │ ├── L0043_MultiplyStrings.java │ ├── L0044_WildcardMatching.java │ ├── L0045_JumpGameII.java │ ├── L0046_Permutations.java │ ├── L0047_PermuteUnique.java │ ├── L0048_RotateImage.java │ ├── L0049_GroupAnagrams.java │ ├── L0050_PowxN.java │ ├── L0051_NQueens.java │ ├── L0052_NQueensII.java │ ├── L0053_MaximumSubarray.java │ ├── L0054_SpiralMatrix.java │ ├── L0055_JumpGame.java │ ├── L0056_MergeIntervals.java │ ├── L0057_InsertInterval.java │ ├── L0058_LengthOfLastWord.java │ ├── L0059_SpiralMatrixII.java │ ├── L0060_PermutationSequence.java │ ├── L0061_RotateList.java │ ├── L0062_UniquePaths.java │ ├── L0063_UniquePathsII.java │ ├── L0064_MinimumPathSum.java │ ├── L0065_ValidNumber.java │ ├── L0066_PlusOne.java │ ├── L0067_AddBinary.java │ ├── L0068_TextJustification.java │ ├── L0069_Sqrt.java │ ├── L0070_ClimbingStairs.java │ ├── L0071_SimplifyPath.java │ ├── L0072_EditDistance.java │ ├── L0073_SetMatrixZeroes.java │ ├── L0074_SearchA2DMatrix.java │ ├── L0075_SortColors.java │ ├── L0076_MinimumWindowSubstring.java │ ├── L0077_Combinations.java │ ├── L0078_Subsets.java │ ├── L0079_WordSearch.java │ ├── L0080_RemoveDuplicatesFromSortedArrayII.java │ ├── L0081_SearchInRotatedSortedArrayII.java │ ├── L0082_RemoveDuplicatesFromSortedListII.java │ ├── L0083_RemoveDuplicatesFromSortedList.java │ ├── L0084_LargestRectangleInHistogram.java │ ├── L0085_MaximalRectangle.java │ ├── L0086_PartitionList.java │ ├── L0087_ScrambleString.java │ ├── L0088_MergeSortedArray.java │ ├── L0089_GrayCode.java │ ├── L0090_SubsetsII.java │ ├── L0091_DecodeWays.java │ ├── L0092_ReverseLinkedListII.java │ ├── L0093_RestoreIPAddresses.java │ ├── L0094_BinaryTreeInorderTraversal.java │ ├── L0095_UniqueBinarySearchTreesII.java │ ├── L0096_UniqueBinarySearchTrees.java │ ├── L0097_InterleavingString.java │ ├── L0098_ValidateBinarySearchTree.java │ ├── L0099_RecoverBinarySearchTree.java │ ├── L0100_SameTree.java │ ├── L0101_SymmetricTree.java │ ├── L0102_BinaryTreeLevelOrderTraversal.java │ ├── L0103_BinaryTreeZigzagLevelOrderTraversal.java │ ├── L0104_MaximumDepthOfBinaryTree.java │ ├── L0105_ConstructBinaryTreeFromPreorderAndInorderTraversal.java │ ├── L0106_ConstructBinaryTreeFromInorderAndPostorderTraversal.java │ ├── L0107_BinaryTreeLevelOrderTraversalII.java │ ├── L0108_ConvertSortedArrayToBinarySearchTree.java │ ├── L0109_ConvertSortedListToBinarySearchTree.java │ ├── L0110_BalancedBinaryTree.java │ ├── L0111_MinimumDepthOfBinaryTree.java │ ├── L0112_PathSum.java │ ├── L0113_PathSumII.java │ ├── L0114_FlattenBinaryTreeToLinkedList.java │ ├── L0115_DistinctSubsequences.java │ ├── L0116_PopulatingNextRightPointersInEachNode.java │ ├── L0117_PopulatingNextRightPointersInEachNodeII.java │ ├── L0118_PascalsTriangle.java │ ├── L0119_PascalsTriangleII.java │ ├── L0120_Triangle.java │ ├── L0121_BestTimeToBuyAndSellStock.java │ ├── L0122_BestTimeToBuyAndSellStockII.java │ ├── L0123_BestTimeToBuyAndSellStockIII.java │ ├── L0124_BinaryTreeMaximumPathSum.java │ ├── L0125_ValidPalindrome.java │ ├── L0126_WordLadderII.java │ ├── L0127_WordLadder.java │ ├── L0128_LongestConsecutiveSequence.java │ ├── L0129_SumRootToLeafNumbers.java │ ├── L0130_SurroundedRegions.java │ ├── L0131_PalindromePartitioning.java │ ├── L0132_PalindromePartitioningII.java │ ├── L0133_CloneGraph.java │ ├── L0134_GasStation.java │ ├── L0135_Candy.java │ ├── L0136_SingleNumber.java │ ├── L0137_SingleNumberII.java │ ├── L0138_CopyListWithRandomPointer.java │ ├── L0139_WordBreak.java │ ├── L0140_WordBreakII.java │ ├── L0141_LinkedListCycle.java │ ├── L0142_LinkedListCycleII.java │ ├── L0143_ReorderList.java │ ├── L0144_BinaryTreePreorderTraversal.java │ ├── L0145_BinaryTreePostorderTraversal.java │ ├── L0146_LRUCache.java │ ├── L0147_InsertionSortList.java │ ├── L0148_SortList.java │ ├── L0149_MaxPointsOnALine.java │ ├── L0150_EvaluateReversePolishNotation.java │ ├── L0151_ReverseWordsInAString.java │ ├── L0152_MaximumProductSubarray.java │ ├── L0153_FindMinimumInRotatedSortedArray.java │ ├── L0154_FindMinimumInRotatedSortedArrayII.java │ ├── L0155_MinStack.java │ ├── L0160_IntersectionOfTwoLinkedLists.java │ ├── L0162_FindPeakElement.java │ ├── L0164_MaximumGap.java │ ├── L0165_CompareVersionNumbers.java │ ├── L0166_FractionToRecurringDecimal.java │ ├── L0167_TwoSumII.java │ ├── L0168_ExcelSheetColumnTitle.java │ ├── L0169_MajorityElement.java │ ├── L0171_ExcelSheetColumnNumber.java │ ├── L0172_FactorialTrailingZeroes.java │ ├── L0173_BinarySearchTreeIterator.java │ ├── L0174_DungeonGame.java │ ├── L0179_LargestNumber.java │ ├── L0187_RepeatedDnaSequences.java │ ├── L0188_BestTimeToBuyAndSellStockIV.java │ ├── L0189_RotateArray.java │ ├── L0190_ReverseBits.java │ ├── L0191_NumberOf1Bits.java │ ├── L0200_NumberOfIslands.java │ ├── L0201_BitwiseANDOfNumbersRange.java │ ├── L0202_HappyNumber.java │ ├── L0203_RemoveLinkedListElements.java │ ├── L0204_CountPrimes.java │ ├── L0205_IsomorphicStrings.java │ ├── L0206_ReverseLinkedList.java │ ├── L0207_CourseSchedule.java │ ├── L0208_Trie.java │ ├── L0209_MinimumSizeSubarraySum.java │ ├── L0210_CourseScheduleII.java │ ├── L0211_WordDictionary.java │ ├── L0212_WordSearchII.java │ ├── L0213_HouseRobberII.java │ ├── L0214_ShortestPalindrome.java │ ├── L0215_KthLargestElementInAnArray.java │ ├── L0216_CombinationSumIII.java │ ├── L0217_ContainsDuplicate.java │ ├── L0218_TheSkylineProblem.java │ ├── L0219_ContainsDuplicateII.java │ ├── L0220_ContainsDuplicateIII.java │ ├── L0221_MaximalSquare.java │ ├── L0222_CountCompleteTreeNodes.java │ ├── L0223_RectangleArea.java │ ├── L0224_BasicCalculator.java │ ├── L0225_ImplementStackUsingQueues.java │ ├── L0226_InvertBinaryTree.java │ ├── L0227_BasicCalculatorII.java │ ├── L0228_SummaryRanges.java │ ├── L0229_MajorityElementII.java │ ├── L0230_KthSmallestElementInBST.java │ ├── L0231_PowerOfTwo.java │ ├── L0232_ImplementQueueUsingStacks.java │ ├── L0233_NumberOfDigitOne.java │ ├── L0234_PalindromeLinkedList.java │ ├── L0235_LowestCommonAncestorOfABinarySearchTree.java │ ├── L0236_LowestCommonAncestorOfABinaryTree.java │ ├── L0237_DeleteNodeInALinkedList.java │ ├── L0238_ProductOfArrayExceptSelf.java │ ├── L0239_SlidingWindowMaximum.java │ ├── L0240_SearchA2DMatrixII.java │ ├── L0241_DifferentWaysToAddParentheses.java │ ├── L0242_ValidAnagram.java │ ├── L0257_BinaryTreePaths.java │ ├── L0258_AddDigits.java │ ├── L0260_SingleNumberIII.java │ ├── L0262_TripsAndUsers.java │ ├── L0263_UglyNumber.java │ ├── L0264_UglyNumberII.java │ ├── L0267_PalindromePermutationII.java │ ├── L0268_MissingNumber.java │ ├── L0273_IntegerToEnglishWords.java │ ├── L0274_HIndex.java │ ├── L0275_HIndexII.java │ ├── L0278_FirstBadVersion.java │ ├── L0279_PerfectSquares.java │ ├── L0282_ExpressionAddOperators.java │ ├── L0283_MoveZeroes.java │ ├── L0284_PeekingIterator.java │ ├── L0287_FindTheDuplicateNumber.java │ ├── L0289_GameOfLife.java │ ├── L0290_WordPattern.java │ ├── L0292_NimGame.java │ ├── L0295_FindMedianFromDataStream.java │ ├── L0297_SerializeAndDeserializeBinaryTree.java │ ├── L0299_BullsAndCows.java │ ├── L0300_LongestIncreasingSubsequence.java │ ├── L0301_RemoveInvalidParentheses.java │ ├── L0303_RangeSumQueryImmutable.java │ ├── L0304_RangeSumQuery2DImmutable.java │ ├── L0306_AdditiveNumber.java │ ├── L0307_RangeSumQueryMutable.java │ ├── L0309_BestTimeToBuyAndSellStockWithCooldown.java │ ├── L0310_MinimumHeightTrees.java │ ├── L0312_BurstBalloons.java │ ├── L0313_SuperUglyNumber.java │ ├── L0315_CountOfSmallerNumbersAfterSelf.java │ ├── L0316_RemoveDuplicateLetters.java │ ├── L0318_MaximumProductOfWordLengths.java │ ├── L0319_BulbSwitcher.java │ ├── L0321_CreateMaximumNumber.java │ ├── L0322_CoinChange.java │ ├── L0324_WiggleSortII.java │ ├── L0326_PowerOfThree.java │ ├── L0328_OddEvenLinkedList.java │ ├── L0329_LongestIncreasingPathInAMatrix.java │ ├── L0330_PatchingArray.java │ ├── L0331_VerifyPreorderSerializationOfABinaryTree.java │ ├── L0332_ReconstructItinerary.java │ ├── L0333_LargestBSTSubtree.java │ ├── L0334_IncreasingTripletSubsequence.java │ ├── L0335_SelfCrossing.java │ ├── L0336_PalindromePairs.java │ ├── L0337_HouseRobberIII.java │ ├── L0338_CountingBits.java │ ├── L0341_FlattenNestedListIterator.java │ ├── L0342_PowerOfFour.java │ ├── L0343_IntegerBreak.java │ ├── L0344_ReverseString.java │ ├── L0345_ReverseVowelsOfString.java │ ├── L0347_TopKFrequentElements.java │ ├── L0349_IntersectionOfTwoArrays.java │ ├── L0350_IntersectionOfTwoArraysII.java │ ├── L0352_DataStreamAsDisjointIntervals.java │ ├── L0354_RussianDollEnvelopes.java │ ├── L0355_DesignTwitter.java │ ├── L0357_CountNumbersWithUniqueDigits.java │ ├── L0363_MaxSumOfRectangleNoLargerThanK.java │ ├── L0365_WaterAndJugProblem.java │ ├── L0367_ValidPerfectSquare.java │ ├── L0368_LargestDivisibleSubset.java │ ├── L0371_SumOfTwoIntegers.java │ ├── L0372_SuperPow.java │ ├── L0373_FindKPairsWithSmallestSums.java │ ├── L0374_GuessNumberHigherOrLower.java │ ├── L0375_GuessNumberHigherOrLowerII.java │ ├── L0376_WiggleSubsequence.java │ ├── L0377_CombinationSumIV.java │ ├── L0378_KthSmallestElementInSortedMatrix.java │ ├── L0380_RandomizedSet.java │ ├── L0381_RandomizedCollectionWithDuplicates.java │ ├── L0382_LinkedListRandomNode.java │ ├── L0383_RansomNote.java │ ├── L0384_ShuffleArray.java │ ├── L0385_MiniParser.java │ ├── L0386_LexicographicalNumbers.java │ ├── L0387_FirstUniqueCharacterInString.java │ ├── L0388_LongestAbsoluteFilePath.java │ ├── L0389_FindTheDifference.java │ ├── L0390_EliminationGame.java │ ├── L0391_PerfectRectangle.java │ ├── L0392_IsSubsequence.java │ ├── L0393_UTF8Validation.java │ ├── L0394_DecodeString.java │ ├── L0395_LongestSubstringWithAtLeastKRepeatingCharacters.java │ ├── L0396_RotateFunction.java │ ├── L0397_IntegerReplacement.java │ ├── L0398_RandomPickIndex.java │ ├── L0399_EvaluateDivision.java │ ├── L0400_NthDigit.java │ ├── L0401_BinaryWatch.java │ ├── L0402_RemoveKDigits.java │ ├── L0403_FrogJump.java │ ├── L0404_SumOfLeftLeaves.java │ ├── L0405_ConvertANumberToHexadecimal.java │ ├── L0406_QueueReconstructionByHeight.java │ ├── L0407_TrappingRainWaterII.java │ ├── L0408_ValidWordAbbreviation.java │ ├── L0409_LongestPalindrome.java │ ├── L0410_SplitArrayLargestSum.java │ ├── L0412_FizzBuzz.java │ ├── L0413_ArithmeticSlices.java │ ├── L0414_ThirdMaximumNumber.java │ ├── L0415_AddStrings.java │ ├── L0416_PartitionEqualSubsetSum.java │ ├── L0417_PacificAtlanticWaterFlow.java │ ├── L0419_BattleshipsInABoard.java │ ├── L0420_StrongPasswordChecker.java │ ├── L0421_MaximumXOROfTwoNumbersInAnArray.java │ ├── L0423_ReconstructOriginalDigitsFromEnglish.java │ ├── L0424_LongestRepeatingCharacterReplacement.java │ ├── L0427_ConstructQuadTree.java │ ├── L0429_NAryTreeLevelOrderTraversal.java │ ├── L0430_FlattenAMultilevelDoublyLinkedList.java │ ├── L0432_AllOne.java │ ├── L0433_MinimumGeneticMutation.java │ ├── L0434_NumberOfSegmentsInAString.java │ ├── L0435_NonOverlappingIntervals.java │ ├── L0436_FindRightInterval.java │ ├── L0437_PathSumIII.java │ ├── L0438_FindAllAnagramsInAString.java │ ├── L0440_KthSmallestInLexicographicalOrder.java │ ├── L0441_ArrangingCoins.java │ ├── L0442_FindAllDuplicatesInAnArray.java │ ├── L0443_StringCompression.java │ ├── L0445_AddTwoNumbersII.java │ ├── L0446_ArithmeticSlicesIISubsequence.java │ ├── L0447_NumberOfBoomerangs.java │ ├── L0448_FindAllNumbersDisappearedInAnArray.java │ ├── L0449_SerializeAndDeserializeBst.java │ ├── L0450_DeleteNodeInBst.java │ ├── L0451_SortCharactersByFrequency.java │ ├── L0452_MinimumNumberOfArrowsToBurstBalloons.java │ ├── L0453_MinimumMovesToEqualArrayElements.java │ ├── L0454_FourSumII.java │ ├── L0455_AssignCookies.java │ ├── L0456_OneThreeTwoPattern.java │ ├── L0457_CircularArrayLoop.java │ ├── L0458_PoorPigs.java │ ├── L0459_RepeatedSubstringPattern.java │ ├── L0460_LFUCache.java │ ├── L0461_HammingDistance.java │ ├── L0462_MinimumMovesToEqualArrayElementsII.java │ ├── L0463_IslandPerimeter.java │ ├── L0464_CanIWin.java │ ├── L0466_CountTheRepetitions.java │ ├── L0467_UniqueSubstringsInWraparoundString.java │ ├── L0468_ValidateIPAddress.java │ ├── L0470_ImplementRand10UsingRand7.java │ ├── L0472_ConcatenatedWords.java │ ├── L0473_MatchsticksToSquare.java │ ├── L0474_OnesAndZeroes.java │ ├── L0475_Heaters.java │ ├── L0476_NumberComplement.java │ ├── L0477_TotalHammingDistance.java │ ├── L0478_GenerateRandomPointInACircle.java │ ├── L0479_LargestPalindromeProduct.java │ ├── L0480_SlidingWindowMedian.java │ ├── L0481_MaxConsecutiveOnesII.java │ ├── L0482_LicenseKeyFormatting.java │ ├── L0483_SmallestGoodBase.java │ ├── L0484_FindPermutation.java │ ├── L0485_MaxConsecutiveOnes.java │ ├── L0486_PredictTheWinner.java │ ├── L0488_ZumaGame.java │ ├── L0492_ConstructTheRectangle.java │ ├── L0493_ReversePairs.java │ ├── L0496_NextGreaterElementI.java │ ├── L0497_RandomPointInNonOverlappingRectangles.java │ ├── L0498_DiagonalTraverse.java │ ├── L0501_FindModeInBinarySearchTree.java │ ├── L0502_IPO.java │ ├── L0503_NextGreaterElementII.java │ ├── L0504_Base7.java │ ├── L0506_RelativeRanks.java │ ├── L0507_PerfectNumber.java │ ├── L0508_MostFrequentSubtreeSum.java │ ├── L0509_FibonacciNumber.java │ ├── L0516_LongestPalindromicSubsequence.java │ └── common │ │ ├── ListNode.java │ │ ├── Node.java │ │ └── TreeNode.java │ ├── shell │ ├── L0192_WordFrequency.sh │ ├── L0193_ValidPhoneNumbers.sh │ ├── L0194_TransposeFile.sh │ ├── file.txt │ └── words.txt │ └── sql │ ├── L0175_CombineTwoTables.sql │ ├── L0176_SecondHighestSalary.sql │ ├── L0177_NthHighestSalary.sql │ ├── L0178_RankScores.sql │ ├── L0180_ConsecutiveNumbers.sql │ ├── L0181_EmployeesEarningMoreThanTheirManagers.sql │ ├── L0182_DuplicateEmails.sql │ ├── L0183_CustomersWhoNeverOrder.sql │ ├── L0184_DepartmentHighestSalary.sql │ ├── L0185_DepartmentTopThreeSalaries.sql │ ├── L0186_DeleteDuplicateEmails.sql │ ├── L0195_TenthLine.sql │ ├── L0196_DeleteDuplicateEmails.sql │ ├── L0197_RisingTemperature.sql │ ├── L0198_DepartmentMedianSalary.sql │ ├── L0199_RecentOrders.sql │ ├── L0200_NthHighestSalary.sql │ ├── L0201_StudentsAndExaminations.sql │ └── L0202_UserPurchasePattern.sql └── 题解 ├── L0000_模板.md ├── L0001_两数之和.md ├── L0002_两数相加.md ├── L0003_无重复字符的最长子串.md ├── L0004_寻找两个正序数组的中位数.md ├── L0005_最长回文子串.md ├── L0006_Z字形变换.md ├── L0007_整数反转.md ├── L0008_字符串转换整数.md ├── L0009_回文数.md ├── L0010_正则表达式匹配.md ├── L0011_盛最多水的容器.md ├── L0012_整数转罗马数字.md ├── L0013_罗马数字转整数.md ├── L0014_最长公共前缀.md ├── L0015_三数之和.md ├── L0016_最接近的三数之和.md ├── L0017_电话号码的字母组合.md ├── L0018_四数之和.md ├── L0019_删除链表的倒数第N个结点.md ├── L0020_有效的括号.md ├── L0021_合并两个有序链表.md ├── L0022_括号生成.md ├── L0023_合并K个升序链表.md ├── L0024_两两交换链表中的节点.md ├── L0025_K个一组翻转链表.md ├── L0026_删除有序数组中的重复项.md ├── L0027_移除元素.md ├── L0028_找出字符串中第一个匹配项的下标.md ├── L0029_两数相除.md ├── L0030_串联所有单词的子串.md ├── L0031_下一个排列.md ├── L0032_最长有效括号.md ├── L0033_搜索旋转排序数组.md ├── L0034_在排序数组中查找元素的第一个和最后一个位置.md ├── L0035_搜索插入位置.md ├── L0036_有效的数独.md ├── L0037_解数独.md ├── L0038_外观数列.md ├── L0039_组合总和.md ├── L0040_组合总和 II.md ├── L0041_缺失的第一个正数.md ├── L0042_接雨水.md ├── L0043_字符串相乘.md ├── L0044_通配符匹配.md ├── L0045_跳跃游戏 II.md ├── L0046_全排列.md ├── L0047_全排列 II.md ├── L0048_旋转图像.md ├── L0049_字母异位词分组.md ├── L0050_Pow(x,n).md ├── L0051_N皇后.md ├── L0052_N皇后 II.md ├── L0053_最大子数组和.md ├── L0054_螺旋矩阵.md ├── L0055_跳跃游戏.md ├── L0056_合并区间.md ├── L0057_插入区间.md ├── L0058_最后一个单词的长度.md ├── L0059_螺旋矩阵 II.md ├── L0060_排列序列.md ├── L0061_旋转链表.md ├── L0062_不同路径.md ├── L0063_不同路径 II.md ├── L0064_最小路径和.md ├── L0065_有效数字.md ├── L0066_加一.md ├── L0067_二进制求和.md ├── L0068_文本左右对齐.md ├── L0069_x 的平方根.md ├── L0070_爬楼梯.md ├── L0071_简化路径.md ├── L0072_编辑距离.md ├── L0073_矩阵置零.md ├── L0074_搜索二维矩阵.md ├── L0075_颜色分类.md ├── L0076_最小覆盖子串.md ├── L0077_组合.md ├── L0078_子集.md ├── L0079_单词搜索.md ├── L0080_删除有序数组中的重复项II.md ├── L0081_搜索旋转排序数组II.md ├── L0082_删除排序链表中的重复元素II.md ├── L0083_删除排序链表中的重复元素.md ├── L0084_柱状图中最大的矩形.md ├── L0085_最大矩形.md ├── L0086_分隔链表.md ├── L0087_扰乱字符串.md ├── L0088_合并两个有序数组.md ├── L0089_格雷编码.md ├── L0090_子集II.md ├── L0091_解码方法.md ├── L0092_反转链表II.md ├── L0093_复原IP地址.md ├── L0094_二叉树的中序遍历.md ├── L0095_不同的二叉搜索树II.md ├── L0096_不同的二叉搜索树.md ├── L0097_交错字符串.md ├── L0098_验证二叉搜索树.md ├── L0099_恢复二叉搜索树.md ├── L0100_相同的树.md ├── L0101_对称二叉树.md ├── L0102_二叉树的层序遍历.md ├── L0103_二叉树的锯齿形层序遍历.md ├── L0104_二叉树的最大深度.md ├── L0105_从前序与中序遍历序列构造二叉树.md ├── L0106_从中序与后序遍历序列构造二叉树.md ├── L0107_二叉树的层序遍历II.md ├── L0108_将有序数组转换为二叉搜索树.md ├── L0109_有序链表转换二叉搜索树.md ├── L0110_平衡二叉树.md ├── L0111_二叉树的最小深度.md ├── L0112_路径总和.md ├── L0113_路径总和II.md ├── L0114_二叉树展开为链表.md ├── L0115_不同的子序列.md ├── L0116_填充每个节点的下一个右侧节点指针.md ├── L0117_填充每个节点的下一个右侧节点指针II.md ├── L0118_杨辉三角.md ├── L0119_杨辉三角II.md ├── L0120_三角形最小路径和.md ├── L0121_买卖股票的最佳时机.md ├── L0122_买卖股票的最佳时机II.md ├── L0123_买卖股票的最佳时机III.md ├── L0124_二叉树中的最大路径和.md ├── L0125_验证回文串.md ├── L0126_单词接龙II.md ├── L0127_单词接龙.md ├── L0128_最长连续序列.md ├── L0129_求根节点到叶节点数字之和.md ├── L0130_被围绕的区域.md ├── L0131_分割回文串.md ├── L0132_分割回文串II.md ├── L0133_克隆图.md ├── L0134_加油站.md ├── L0135_分发糖果.md ├── L0136_只出现一次的数字.md ├── L0137_只出现一次的数字II.md ├── L0138_复制带随机指针的链表.md ├── L0139_单词拆分.md ├── L0140_单词拆分II.md ├── L0141_环形链表.md ├── L0142_环形链表II.md ├── L0143_重排链表.md ├── L0144_二叉树的前序遍历.md ├── L0145_二叉树的后序遍历.md ├── L0146_LRU缓存.md ├── L0147_对链表进行插入排序.md ├── L0148_排序链表.md ├── L0149_直线上最多的点数.md ├── L0150_逆波兰表达式求值.md ├── L0151_反转字符串中的单词.md ├── L0152_乘积最大子数组.md ├── L0153_寻找旋转排序数组中的最小值.md ├── L0154_寻找旋转排序数组中的最小值II.md ├── L0155_最小栈.md ├── L0160_相交链表.md ├── L0162_寻找峰值.md ├── L0164_最大间距.md ├── L0165_比较版本号.md ├── L0166_分数到小数.md ├── L0167_两数之和II.md ├── L0168_Excel表列名称.md ├── L0169_多数元素.md ├── L0171_Excel表列序号.md ├── L0172_阶乘后的零.md ├── L0173_二叉搜索树迭代器.md ├── L0174_地下城游戏.md ├── L0175_组合两个表.md ├── L0176_第二高的薪水.md ├── L0177_第N高的薪水.md ├── L0178_分数排名.md ├── L0179_最大数.md ├── L0180_连续出现的数字.md ├── L0181_超过经理收入的员工.md ├── L0182_查找重复的电子邮件.md ├── L0183_从不订购的客户.md ├── L0184_部门工资最高的员工.md ├── L0185_部门工资前三高的所有员工.md ├── L0186_删除重复的电子邮件.md ├── L0186_第二高的薪水.md ├── L0187_重复的DNA序列.md ├── L0188_买卖股票的最佳时机IV.md ├── L0189_旋转数组.md ├── L0190_颠倒二进制位.md ├── L0191_位1的个数.md ├── L0192_统计词频.md ├── L0193_有效电话号码.md ├── L0194_转置文件.md ├── L0195_第十高的薪水.md ├── L0196_删除重复的电子邮箱.md ├── L0197_上升的温度.md ├── L0198_部门工资中位数.md ├── L0199_最近的订单.md ├── L0200_岛屿数量.md ├── L0200_第N高的薪水.md ├── L0201_学生考试.md ├── L0201_数字范围按位与.md ├── L0202_快乐数.md ├── L0202_用户购买模式.md ├── L0203_移除链表元素.md ├── L0204_计数质数.md ├── L0205_同构字符串.md ├── L0206_反转链表.md ├── L0207_课程表.md ├── L0208_实现Trie(前缀树).md ├── L0209_长度最小的子数组.md ├── L0210_课程表II.md ├── L0211_添加与搜索单词.md ├── L0212_单词搜索II.md ├── L0213_打家劫舍II.md ├── L0214_最短回文串.md ├── L0215_数组中的第K个最大元素.md ├── L0216_组合总和III.md ├── L0217_存在重复元素.md ├── L0218_天际线问题.md ├── L0219_存在重复元素II.md ├── L0220_存在重复元素III.md ├── L0221_最大正方形.md ├── L0222_完全二叉树的节点个数.md ├── L0223_矩形面积.md ├── L0224_基本计算器.md ├── L0225_用队列实现栈.md ├── L0226_翻转二叉树.md ├── L0227_基本计算器II.md ├── L0228_汇总区间.md ├── L0229_求众数II.md ├── L0230_二叉搜索树中第K小的元素.md ├── L0231_2的幂.md ├── L0232_用栈实现队列.md ├── L0233_数字1的个数.md ├── L0234_回文链表.md ├── L0235_二叉搜索树的最近公共祖先.md ├── L0236_二叉树的最近公共祖先.md ├── L0237_删除链表中的节点.md ├── L0238_除自身以外数组的乘积.md ├── L0239_滑动窗口最大值.md ├── L0240_搜索二维矩阵II.md ├── L0241_为运算表达式设计优先级.md ├── L0242_有效的字母异位词.md ├── L0257_二叉树的所有路径.md ├── L0258_各位相加.md ├── L0260_只出现一次的数字III.md ├── L0262_行程和用户.md ├── L0263_丑数.md ├── L0264_丑数II.md ├── L0267_回文排列II.md ├── L0268_丢失的数字.md ├── L0273_整数转换英文表示.md ├── L0274_H指数.md ├── L0275_H指数II.md ├── L0278_第一个错误的版本.md ├── L0279_完全平方数.md ├── L0282_给表达式添加运算符.md ├── L0283_移动零.md ├── L0284_窥视迭代器.md ├── L0287_寻找重复数.md ├── L0289_生命游戏.md ├── L0290_单词规律.md ├── L0292_Nim游戏.md ├── L0295_数据流的中位数.md ├── L0297_二叉树的序列化与反序列化.md ├── L0299_猜数字游戏.md ├── L0300_最长递增子序列.md ├── L0301_删除无效的括号.md ├── L0303_区域和检索-数组不可变.md ├── L0304_二维区域和检索-不可变.md ├── L0306_累加数.md ├── L0307_区域和检索-数组可修改.md ├── L0309_最佳买卖股票时机含冷冻期.md ├── L0310_最小高度树.md ├── L0312_戳气球.md ├── L0313_超级丑数.md ├── L0315_计算右侧小于当前元素的个数.md ├── L0316_去除重复字母.md ├── L0318_最大单词长度乘积.md ├── L0319_灯泡开关.md ├── L0321_拼接最大数.md ├── L0322_零钱兑换.md ├── L0324_摆动排序II.md ├── L0326_3的幂.md ├── L0328_奇偶链表.md ├── L0329_矩阵中的最长递增路径.md ├── L0330_按要求补充数组.md ├── L0331_验证二叉树的前序序列化.md ├── L0332_重新安排行程.md ├── L0333_最大BST子树.md ├── L0334_递增的三元子序列.md ├── L0335_路径交叉.md ├── L0336_回文对.md ├── L0337_打家劫舍III.md ├── L0338_比特位计数.md ├── L0341_扁平化嵌套列表迭代器.md ├── L0342_4的幂.md ├── L0343_整数拆分.md ├── L0344_反转字符串.md ├── L0345_反转字符串中的元音字母.md ├── L0347_前K个高频元素.md ├── L0349_两个数组的交集.md ├── L0350_两个数组的交集II.md ├── L0352_将数据流变为多个不相交区间.md ├── L0354_俄罗斯套娃信封问题.md ├── L0355_设计推特.md ├── L0357_计算各个位数不同的数字个数.md ├── L0363_矩形区域不超过K的最大数值和.md ├── L0365_水壶问题.md ├── L0367_有效的完全平方数.md ├── L0368_最大整除子集.md ├── L0371_两整数之和.md ├── L0372_超级次方.md ├── L0373_查找和最小的K对数字.md ├── L0374_猜数字大小.md ├── L0375_猜数字大小II.md ├── L0376_摆动序列.md ├── L0377_组合总和IV.md ├── L0378_有序矩阵中第K小的元素.md ├── L0380_O(1)时间插入、删除和获取随机元素.md ├── L0381_O(1)时间插入、删除和获取随机元素-允许重复.md ├── L0382_链表随机节点.md ├── L0383_赎金信.md ├── L0384_打乱数组.md ├── L0385_迷你语法分析器.md ├── L0386_字典序排数.md ├── L0387_字符串中的第一个唯一字符.md ├── L0388_文件的最长绝对路径.md ├── L0389_找不同.md ├── L0390_消除游戏.md ├── L0391_完美矩形.md ├── L0392_判断子序列.md ├── L0393_UTF-8编码验证.md ├── L0394_字符串解码.md ├── L0395_至少有K个重复字符的最长子串.md ├── L0396_旋转函数.md ├── L0397_整数替换.md ├── L0398_随机数索引.md ├── L0399_除法求值.md ├── L0400_第N位数字.md ├── L0401_二进制手表.md ├── L0402_移掉K位数字.md ├── L0403_青蛙过河.md ├── L0404_左叶子之和.md ├── L0405_数字转换为十六进制数.md ├── L0406_根据身高重建队列.md ├── L0407_接雨水II.md ├── L0408_有效单词缩写.md ├── L0409_最长回文串.md ├── L0410_分割数组的最大值.md ├── L0412_Fizz Buzz.md ├── L0413_等差数列划分.md ├── L0414_第三大的数.md ├── L0415_字符串相加.md ├── L0416_分割等和子集.md ├── L0417_太平洋大西洋水流问题.md ├── L0419_甲板上的战舰.md ├── L0420_强密码检验器.md ├── L0421_数组中两个数的最大异或值.md ├── L0423_从英文中重建数字.md ├── L0424_替换后的最长重复字符.md ├── L0427_建立四叉树.md ├── L0429_N叉树的层序遍历.md ├── L0430_扁平化多级双向链表.md ├── L0432_全O(1)的数据结构.md ├── L0433_最小基因变化.md ├── L0434_字符串中的单词数.md ├── L0435_无重叠区间.md ├── L0436_寻找右区间.md ├── L0437_路径总和III.md ├── L0438_找到字符串中所有字母异位词.md ├── L0440_字典序的第K小数字.md ├── L0441_排列硬币.md ├── L0442_数组中重复的数据.md ├── L0443_压缩字符串.md ├── L0445_两数相加II.md ├── L0446_等差数列划分II-子序列.md ├── L0447_回旋镖的数量.md ├── L0448_找到所有数组中消失的数字.md ├── L0449_序列化和反序列化二叉搜索树.md ├── L0450_删除二叉搜索树中的节点.md ├── L0451_根据字符出现频率排序.md ├── L0452_用最少数量的箭引爆气球.md ├── L0453_最小操作次数使数组元素相等.md ├── L0454_四数相加II.md ├── L0455_分发饼干.md ├── L0456_132模式.md ├── L0457_环形数组是否存在循环.md ├── L0458_可怜的小猪.md ├── L0459_重复的子字符串.md ├── L0460_LFU缓存.md ├── L0461_汉明距离.md ├── L0462_最少移动次数使数组元素相等II.md ├── L0463_岛屿的周长.md ├── L0464_我能赢吗.md ├── L0466_统计重复个数.md ├── L0467_环绕字符串中唯一的子字符串.md ├── L0468_验证IP地址.md ├── L0470_用Rand7()实现Rand10().md ├── L0472_连接词.md ├── L0473_火柴拼正方形.md ├── L0474_一和零.md ├── L0475_供暖器.md ├── L0476_数字的补数.md ├── L0477_汉明距离总和.md ├── L0478_在圆内随机生成点.md ├── L0479_最大回文数乘积.md ├── L0480_滑动窗口中位数.md ├── L0481_最大连续1的个数II.md ├── L0482_密钥格式化.md ├── L0483_最小好进制.md ├── L0484_寻找排列.md ├── L0485_最大连续1的个数.md ├── L0486_预测赢家.md ├── L0488_祖玛游戏.md ├── L0492_构造矩形.md ├── L0493_翻转对.md ├── L0496_下一个更大元素I.md ├── L0497_非重叠矩形中的随机点.md ├── L0498_对角线遍历.md ├── L0501_二叉搜索树中的众数.md ├── L0502_IPO.md ├── L0503_下一个更大元素II.md ├── L0504_七进制数.md ├── L0506_相对名次.md ├── L0507_完美数.md ├── L0508_出现次数最多的子树元素和.md ├── L0509_斐波那契数.md └── L0516_最长回文子序列.md /.gitignore: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/LjyYano/LeetCode/HEAD/.gitignore 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