Directories ¶ Show internal Expand all Path Synopsis 0001.Two-Sum 0002.Add-Two-Numbers 0003.Longest-Substring-Without-Repeating-Characters 0004.Median-of-Two-Sorted-Arrays 0005.Longest-Palindromic-Substring 0006.ZigZag-Conversion 0007.Reverse-Integer 0008.String-to-Integer-atoi 0009.Palindrome-Number 0011.Container-With-Most-Water 0012.Integer-to-Roman 0013.Roman-to-Integer 0014.Longest-Common-Prefix 0015.3Sum 0016.3Sum-Closest 0017.Letter-Combinations-of-a-Phone-Number 0018.4Sum 0019.Remove-Nth-Node-From-End-of-List 0020.Valid-Parentheses 0021.Merge-Two-Sorted-Lists 0022.Generate-Parentheses 0023.Merge-k-Sorted-Lists 0024.Swap-Nodes-in-Pairs 0025.Reverse-Nodes-in-k-Group 0026.Remove-Duplicates-from-Sorted-Array 0027.Remove-Element 0028.Find-the-Index-of-the-First-Occurrence-in-a-String 0029.Divide-Two-Integers 0030.Substring-with-Concatenation-of-All-Words 0031.Next-Permutation 0032.Longest-Valid-Parentheses 0033.Search-in-Rotated-Sorted-Array 0034.Find-First-and-Last-Position-of-Element-in-Sorted-Array 0035.Search-Insert-Position 0036.Valid-Sudoku 0037.Sudoku-Solver 0039.Combination-Sum 0040.Combination-Sum-II 0041.First-Missing-Positive 0042.Trapping-Rain-Water 0043.Multiply-Strings 0045.Jump-Game-II 0046.Permutations 0047.Permutations-II 0048.Rotate-Image 0049.Group-Anagrams 0050.Powx-n 0051.N-Queens 0052.N-Queens-II 0053.Maximum-Subarray 0054.Spiral-Matrix 0055.Jump-Game 0056.Merge-Intervals 0057.Insert-Interval 0058.Length-of-Last-Word 0059.Spiral-Matrix-II 0060.Permutation-Sequence 0061.Rotate-List 0062.Unique-Paths 0063.Unique-Paths-II 0064.Minimum-Path-Sum 0065.Valid-Number 0066.Plus-One 0067.Add-Binary 0069.Sqrtx 0070.Climbing-Stairs 0071.Simplify-Path 0073.Set-Matrix-Zeroes 0074.Search-a-2D-Matrix 0075.Sort-Colors 0076.Minimum-Window-Substring 0077.Combinations 0078.Subsets 0079.Word-Search 0080.Remove-Duplicates-from-Sorted-Array-II 0081.Search-in-Rotated-Sorted-Array-II 0082.Remove-Duplicates-from-Sorted-List-II 0083.Remove-Duplicates-from-Sorted-List 0084.Largest-Rectangle-in-Histogram 0086.Partition-List 0088.Merge-Sorted-Array 0089.Gray-Code 0090.Subsets-II 0091.Decode-Ways 0092.Reverse-Linked-List-II 0093.Restore-IP-Addresses 0094.Binary-Tree-Inorder-Traversal 0095.Unique-Binary-Search-Trees-II 0096.Unique-Binary-Search-Trees 0097.Interleaving-String 0098.Validate-Binary-Search-Tree 0099.Recover-Binary-Search-Tree 0100.Same-Tree 0101.Symmetric-Tree 0102.Binary-Tree-Level-Order-Traversal 0103.Binary-Tree-Zigzag-Level-Order-Traversal 0104.Maximum-Depth-of-Binary-Tree 0105.Construct-Binary-Tree-from-Preorder-and-Inorder-Traversal 0106.Construct-Binary-Tree-from-Inorder-and-Postorder-Traversal 0107.Binary-Tree-Level-Order-Traversal-II 0108.Convert-Sorted-Array-to-Binary-Search-Tree 0109.Convert-Sorted-List-to-Binary-Search-Tree 0110.Balanced-Binary-Tree 0111.Minimum-Depth-of-Binary-Tree 0112.Path-Sum 0113.Path-Sum-II 0114.Flatten-Binary-Tree-to-Linked-List 0115.Distinct-Subsequences 0116.Populating-Next-Right-Pointers-in-Each-Node 0118.Pascals-Triangle 0119.Pascals-Triangle-II 0120.Triangle 0121.Best-Time-to-Buy-and-Sell-Stock 0122.Best-Time-to-Buy-and-Sell-Stock-II 0124.Binary-Tree-Maximum-Path-Sum 0125.Valid-Palindrome 0126.Word-Ladder-II 0127.Word-Ladder 0128.Longest-Consecutive-Sequence 0129.Sum-Root-to-Leaf-Numbers 0130.Surrounded-Regions 0131.Palindrome-Partitioning 0134.Gas-Station 0135.Candy 0136.Single-Number 0137.Single-Number-II 0138.Copy-List-With-Random-Pointer 0141.Linked-List-Cycle 0142.Linked-List-Cycle-II 0143.Reorder-List 0144.Binary-Tree-Preorder-Traversal 0145.Binary-Tree-Postorder-Traversal 0146.LRU-Cache 0147.Insertion-Sort-List 0148.Sort-List 0150.Evaluate-Reverse-Polish-Notation 0151.Reverse-Words-in-a-String 0152.Maximum-Product-Subarray 0153.Find-Minimum-in-Rotated-Sorted-Array 0154.Find-Minimum-in-Rotated-Sorted-Array-II 0155.Min-Stack 0160.Intersection-of-Two-Linked-Lists 0162.Find-Peak-Element 0164.Maximum-Gap 0167.Two-Sum-II-Input-array-is-sorted 0168.Excel-Sheet-Column-Title 0169.Majority-Element 0171.Excel-Sheet-Column-Number 0172.Factorial-Trailing-Zeroes 0173.Binary-Search-Tree-Iterator 0174.Dungeon-Game 0179.Largest-Number 0187.Repeated-DNA-Sequences 0189.Rotate-Array 0190.Reverse-Bits 0191.Number-of-1-Bits 0198.House-Robber 0199.Binary-Tree-Right-Side-View 0200.Number-of-Islands 0201.Bitwise-AND-of-Numbers-Range 0202.Happy-Number 0203.Remove-Linked-List-Elements 0204.Count-Primes 0205.Isomorphic-Strings 0206.Reverse-Linked-List 0207.Course-Schedule 0208.Implement-Trie-Prefix-Tree 0209.Minimum-Size-Subarray-Sum 0210.Course-Schedule-II 0211.Design-Add-and-Search-Words-Data-Structure 0212.Word-Search-II 0213.House-Robber-II 0215.Kth-Largest-Element-in-an-Array 0216.Combination-Sum-III 0217.Contains-Duplicate 0218.The-Skyline-Problem 0219.Contains-Duplicate-II 0220.Contains-Duplicate-III 0222.Count-Complete-Tree-Nodes 0223.Rectangle-Area 0224.Basic-Calculator 0225.Implement-Stack-using-Queues 0226.Invert-Binary-Tree 0227.Basic-Calculator-II 0228.Summary-Ranges 0229.Majority-Element-II 0230.Kth-Smallest-Element-in-a-BST 0231.Power-of-Two 0232.Implement-Queue-using-Stacks 0234.Palindrome-Linked-List 0235.Lowest-Common-Ancestor-of-a-Binary-Search-Tree 0236.Lowest-Common-Ancestor-of-a-Binary-Tree 0237.Delete-Node-in-a-Linked-List 0239.Sliding-Window-Maximum 0240.Search-a-2D-Matrix-II 0242.Valid-Anagram 0257.Binary-Tree-Paths 0258.Add-Digits 0260.Single-Number-III 0263.Ugly-Number 0264.Ugly-Number-II 0268.Missing-Number 0274.H-Index 0275.H-Index-II 0278.First-Bad-Version 0279.Perfect-Squares 0283.Move-Zeroes 0284.Peeking-Iterator 0287.Find-the-Duplicate-Number 0290.Word-Pattern 0297.Serialize-and-Deserialize-Binary-Tree 0299.Bulls-and-Cows 0300.Longest-Increasing-Subsequence 0301.Remove-Invalid-Parentheses 0303.Range-Sum-Query-Immutable 0304.Range-Sum-Query-2D-Immutable 0306.Additive-Number 0307.Range-Sum-Query-Mutable 0309.Best-Time-to-Buy-and-Sell-Stock-with-Cooldown 0315.Count-of-Smaller-Numbers-After-Self 0318.Maximum-Product-of-Word-Lengths 0319.Bulb-Switcher 0322.Coin-Change 0324.Wiggle-Sort-II 0326.Power-of-Three 0327.Count-of-Range-Sum 0328.Odd-Even-Linked-List 0329.Longest-Increasing-Path-in-a-Matrix 0331.Verify-Preorder-Serialization-of-a-Binary-Tree 0337.House-Robber-III 0338.Counting-Bits 0341.Flatten-Nested-List-Iterator 0342.Power-of-Four 0343.Integer-Break 0344.Reverse-String 0345.Reverse-Vowels-of-a-String 0347.Top-K-Frequent-Elements 0349.Intersection-of-Two-Arrays 0350.Intersection-of-Two-Arrays-II 0352.Data-Stream-as-Disjoint-Intervals 0354.Russian-Doll-Envelopes 0357.Count-Numbers-with-Unique-Digits 0367.Valid-Perfect-Square 0368.Largest-Divisible-Subset 0371.Sum-of-Two-Integers 0372.Super-Pow 0373.Find-K-Pairs-with-Smallest-Sums 0374.Guess-Number-Higher-or-Lower 0376.Wiggle-Subsequence 0377.Combination-Sum-IV 0378.Kth-Smallest-Element-in-a-Sorted-Matrix 0382.Linked-List-Random-Node 0383.Ransom-Note 0384.Shuffle-an-Array 0385.Mini-Parser 0386.Lexicographical-Numbers 0387.First-Unique-Character-in-a-String 0389.Find-the-Difference 0390.Elimination-Game 0391.Perfect-Rectangle 0392.Is-Subsequence 0393.UTF-8-Validation 0394.Decode-String 0395.Longest-Substring-with-At-Least-K-Repeating-Characters 0396.Rotate-Function 0397.Integer-Replacement 0399.Evaluate-Division 0400.Nth-Digit 0401.Binary-Watch 0402.Remove-K-Digits 0404.Sum-of-Left-Leaves 0405.Convert-a-Number-to-Hexadecimal 0409.Longest-Palindrome 0410.Split-Array-Largest-Sum 0412.Fizz-Buzz 0413.Arithmetic-Slices 0414.Third-Maximum-Number 0416.Partition-Equal-Subset-Sum 0417.Pacific-Atlantic-Water-Flow 0419.Battleships-in-a-Board 0421.Maximum-XOR-of-Two-Numbers-in-an-Array 0423.Reconstruct-Original-Digits-from-English 0424.Longest-Repeating-Character-Replacement 0429.N-ary-Tree-Level-Order-Traversal 0433.Minimum-Genetic-Mutation 0434.Number-of-Segments-in-a-String 0435.Non-overlapping-Intervals 0436.Find-Right-Interval 0437.Path-Sum-III 0438.Find-All-Anagrams-in-a-String 0441.Arranging-Coins 0445.Add-Two-Numbers-II 0447.Number-of-Boomerangs 0448.Find-All-Numbers-Disappeared-in-an-Array 0451.Sort-Characters-By-Frequency 0453.Minimum-Moves-to-Equal-Array-Elements 0454.4Sum-II 0455.Assign-Cookies 0456.132-Pattern 0457.Circular-Array-Loop 0458.Poor-Pigs 0460.LFU-Cache 0461.Hamming-Distance 0462.Minimum-Moves-to-Equal-Array-Elements-II 0463.Island-Perimeter 0470.Implement-Rand10-Using-Rand7 0473.Matchsticks-to-Square 0474.Ones-and-Zeroes 0475.Heaters 0476.Number-Complement 0477.Total-Hamming-Distance 0478.Generate-Random-Point-in-a-Circle 0480.Sliding-Window-Median 0483.Smallest-Good-Base 0485.Max-Consecutive-Ones 0488.Zuma-Game 0491.Non-decreasing-Subsequences 0492.Construct-the-Rectangle 0493.Reverse-Pairs 0494.Target-Sum 0495.Teemo-Attacking 0496.Next-Greater-Element-I 0497.Random-Point-in-Non-overlapping-Rectangles 0498.Diagonal-Traverse 0500.Keyboard-Row 0503.Next-Greater-Element-II 0504.Base-7 0506.Relative-Ranks 0507.Perfect-Number 0508.Most-Frequent-Subtree-Sum 0509.Fibonacci-Number 0513.Find-Bottom-Left-Tree-Value 0515.Find-Largest-Value-in-Each-Tree-Row 0518.Coin-Change-II 0519.Random-Flip-Matrix 0520.Detect-Capital 0523.Continuous-Subarray-Sum 0524.Longest-Word-in-Dictionary-through-Deleting 0525.Contiguous-Array 0526.Beautiful-Arrangement 0528.Random-Pick-with-Weight 0529.Minesweeper 0530.Minimum-Absolute-Difference-in-BST 0532.K-diff-Pairs-in-an-Array 0535.Encode-and-Decode-TinyURL 0537.Complex-Number-Multiplication 0538.Convert-BST-to-Greater-Tree 0540.Single-Element-in-a-Sorted-Array 0541.Reverse-String-II 0542.01-Matrix 0543.Diameter-of-Binary-Tree 0547.Number-of-Provinces 0551.Student-Attendance-Record-I 0554.Brick-Wall 0557.Reverse-Words-in-a-String-III 0559.Maximum-Depth-of-N-ary-Tree 0560.Subarray-Sum-Equals-K 0561.Array-Partition 0563.Binary-Tree-Tilt 0566.Reshape-the-Matrix 0567.Permutation-in-String 0572.Subtree-of-Another-Tree 0575.Distribute-Candies 0576.Out-of-Boundary-Paths 0581.Shortest-Unsorted-Continuous-Subarray 0583.Delete-Operation-for-Two-Strings 0589.N-ary-Tree-Preorder-Traversal 0594.Longest-Harmonious-Subsequence 0598.Range-Addition-II 0599.Minimum-Index-Sum-of-Two-Lists 0605.Can-Place-Flowers 0609.Find-Duplicate-File-in-System 0611.Valid-Triangle-Number 0617.Merge-Two-Binary-Trees 0622.Design-Circular-Queue 0623.Add-One-Row-to-Tree 0628.Maximum-Product-of-Three-Numbers 0630.Course-Schedule-III 0632.Smallest-Range-Covering-Elements-from-K-Lists 0633.Sum-of-Square-Numbers 0636.Exclusive-Time-of-Functions 0637.Average-of-Levels-in-Binary-Tree 0638.Shopping-Offers 0643.Maximum-Average-Subarray-I 0645.Set-Mismatch 0647.Palindromic-Substrings 0648.Replace-Words 0653.Two-Sum-IV-Input-is-a-BST 0658.Find-K-Closest-Elements 0661.Image-Smoother 0662.Maximum-Width-of-Binary-Tree 0665.Non-decreasing-Array 0667.Beautiful-Arrangement-II 0668.Kth-Smallest-Number-in-Multiplication-Table 0669.Trim-a-Binary-Search-Tree 0674.Longest-Continuous-Increasing-Subsequence 0676.Implement-Magic-Dictionary 0677.Map-Sum-Pairs 0682.Baseball-Game 0684.Redundant-Connection 0685.Redundant-Connection-II 0690.Employee-Importance 0692.Top-K-Frequent-Words 0693.Binary-Number-with-Alternating-Bits 0695.Max-Area-of-Island 0696.Count-Binary-Substrings 0697.Degree-of-an-Array 0699.Falling-Squares 0700.Search-in-a-Binary-Search-Tree 0701.Insert-into-a-Binary-Search-Tree 0703.Kth-Largest-Element-in-a-Stream 0704.Binary-Search 0705.Design-HashSet 0706.Design-HashMap 0707.Design-Linked-List 0709.To-Lower-Case 0710.Random-Pick-with-Blacklist 0713.Subarray-Product-Less-Than-K 0714.Best-Time-to-Buy-and-Sell-Stock-with-Transaction-Fee 0715.Range-Module 0717.1-bit-and-2-bit-Characters 0718.Maximum-Length-of-Repeated-Subarray 0719.Find-K-th-Smallest-Pair-Distance 0720.Longest-Word-in-Dictionary 0721.Accounts-Merge 0724.Find-Pivot-Index 0725.Split-Linked-List-in-Parts 0726.Number-of-Atoms 0728.Self-Dividing-Numbers 0729.My-Calendar-I 0732.My-Calendar-III 0733.Flood-Fill 0735.Asteroid-Collision 0739.Daily-Temperatures 0744.Find-Smallest-Letter-Greater-Than-Target 0745.Prefix-and-Suffix-Search 0746.Min-Cost-Climbing-Stairs 0747.Largest-Number-At-Least-Twice-of-Others 0748.Shortest-Completing-Word 0752.Open-the-Lock 0753.Cracking-the-Safe 0756.Pyramid-Transition-Matrix 0762.Prime-Number-of-Set-Bits-in-Binary-Representation 0763.Partition-Labels 0765.Couples-Holding-Hands 0766.Toeplitz-Matrix 0767.Reorganize-String 0771.Jewels-and-Stones 0775.Global-and-Local-Inversions 0778.Swim-in-Rising-Water 0781.Rabbits-in-Forest 0783.Minimum-Distance-Between-BST-Nodes 0784.Letter-Case-Permutation 0785.Is-Graph-Bipartite 0786.K-th-Smallest-Prime-Fraction 0791.Custom-Sort-String 0792.Number-of-Matching-Subsequences 0793.Preimage-Size-of-Factorial-Zeroes-Function 0794.Valid-Tic-Tac-Toe-State 0795.Number-of-Subarrays-with-Bounded-Maximum 0802.Find-Eventual-Safe-States 0803.Bricks-Falling-When-Hit 0807.Max-Increase-to-Keep-City-Skyline 0810.Chalkboard-XOR-Game 0811.Subdomain-Visit-Count 0812.Largest-Triangle-Area 0815.Bus-Routes 0816.Ambiguous-Coordinates 0817.Linked-List-Components 0819.Most-Common-Word 0820.Short-Encoding-of-Words 0821.Shortest-Distance-to-a-Character 0823.Binary-Trees-With-Factors 0825.Friends-Of-Appropriate-Ages 0826.Most-Profit-Assigning-Work 0828.Count-Unique-Characters-of-All-Substrings-of-a-Given-String 0830.Positions-of-Large-Groups 0832.Flipping-an-Image 0834.Sum-of-Distances-in-Tree 0836.Rectangle-Overlap 0838.Push-Dominoes 0839.Similar-String-Groups 0841.Keys-and-Rooms 0842.Split-Array-into-Fibonacci-Sequence 0844.Backspace-String-Compare 0845.Longest-Mountain-in-Array 0846.Hand-of-Straights 0850.Rectangle-Area-II 0851.Loud-and-Rich 0852.Peak-Index-in-a-Mountain-Array 0853.Car-Fleet 0856.Score-of-Parentheses 0859.Buddy-Strings 0862.Shortest-Subarray-with-Sum-at-Least-K 0863.All-Nodes-Distance-K-in-Binary-Tree 0864.Shortest-Path-to-Get-All-Keys 0867.Transpose-Matrix 0869.Reordered-Power-of-2 0870.Advantage-Shuffle 0872.Leaf-Similar-Trees 0874.Walking-Robot-Simulation 0875.Koko-Eating-Bananas 0876.Middle-of-the-Linked-List 0877.Stone-Game 0878.Nth-Magical-Number 0880.Decoded-String-at-Index 0881.Boats-to-Save-People 0884.Uncommon-Words-from-Two-Sentences 0885.Spiral-Matrix-III 0887.Super-Egg-Drop 0888.Fair-Candy-Swap 0890.Find-and-Replace-Pattern 0891.Sum-of-Subsequence-Widths 0892.Surface-Area-of-3D-Shapes 0895.Maximum-Frequency-Stack 0896.Monotonic-Array 0897.Increasing-Order-Search-Tree 0898.Bitwise-ORs-of-Subarrays 0901.Online-Stock-Span 0904.Fruit-Into-Baskets 0907.Sum-of-Subarray-Minimums 0909.Snakes-and-Ladders 0910.Smallest-Range-II 0911.Online-Election 0914.X-of-a-Kind-in-a-Deck-of-Cards 0916.Word-Subsets 0918.Maximum-Sum-Circular-Subarray 0920.Number-of-Music-Playlists 0921.Minimum-Add-to-Make-Parentheses-Valid 0922.Sort-Array-By-Parity-II 0923.3Sum-With-Multiplicity 0924.Minimize-Malware-Spread 0925.Long-Pressed-Name 0927.Three-Equal-Parts 0928.Minimize-Malware-Spread-II 0930.Binary-Subarrays-With-Sum 0933.Number-of-Recent-Calls 0938.Range-Sum-of-BST 0942.DI-String-Match 0946.Validate-Stack-Sequences 0947.Most-Stones-Removed-with-Same-Row-or-Column 0949.Largest-Time-for-Given-Digits 0952.Largest-Component-Size-by-Common-Factor 0953.Verifying-an-Alien-Dictionary 0958.Check-Completeness-of-a-Binary-Tree 0959.Regions-Cut-By-Slashes 0961.N-Repeated-Element-in-Size-2N-Array 0966.Vowel-Spellchecker 0968.Binary-Tree-Cameras 0969.Pancake-Sorting 0970.Powerful-Integers 0971.Flip-Binary-Tree-To-Match-Preorder-Traversal 0973.K-Closest-Points-to-Origin 0976.Largest-Perimeter-Triangle 0977.Squares-of-a-Sorted-Array 0978.Longest-Turbulent-Subarray 0979.Distribute-Coins-in-Binary-Tree 0980.Unique-Paths-III 0981.Time-Based-Key-Value-Store 0984.String-Without-AAA-or-BBB 0985.Sum-of-Even-Numbers-After-Queries 0986.Interval-List-Intersections 0987.Vertical-Order-Traversal-of-a-Binary-Tree 0989.Add-to-Array-Form-of-Integer 0990.Satisfiability-of-Equality-Equations 0991.Broken-Calculator 0992.Subarrays-with-K-Different-Integers 0993.Cousins-in-Binary-Tree 0995.Minimum-Number-of-K-Consecutive-Bit-Flips 0996.Number-of-Squareful-Arrays 0997.Find-the-Town-Judge 0999.Available-Captures-for-Rook 1002.Find-Common-Characters 1003.Check-If-Word-Is-Valid-After-Substitutions 1004.Max-Consecutive-Ones-III 1005.Maximize-Sum-Of-Array-After-K-Negations 1006.Clumsy-Factorial 1009.Complement-of-Base-10-Integer 1010.Pairs-of-Songs-With-Total-Durations-Divisible-by-60 1011.Capacity-To-Ship-Packages-Within-D-Days 1017.Convert-to-Base-2 1018.Binary-Prefix-Divisible-By-5 1019.Next-Greater-Node-In-Linked-List 1020.Number-of-Enclaves 1021.Remove-Outermost-Parentheses 1022.Sum-of-Root-To-Leaf-Binary-Numbers 1025.Divisor-Game 1026.Maximum-Difference-Between-Node-and-Ancestor 1028.Recover-a-Tree-From-Preorder-Traversal 1030.Matrix-Cells-in-Distance-Order 1034.Coloring-A-Border 1037.Valid-Boomerang 1038.Binary-Search-Tree-to-Greater-Sum-Tree 1040.Moving-Stones-Until-Consecutive-II 1047.Remove-All-Adjacent-Duplicates-In-String 1048.Longest-String-Chain 1049.Last-Stone-Weight-II 1051.Height-Checker 1052.Grumpy-Bookstore-Owner 1054.Distant-Barcodes 1073.Adding-Two-Negabinary-Numbers 1074.Number-of-Submatrices-That-Sum-to-Target 1078.Occurrences-After-Bigram 1079.Letter-Tile-Possibilities 1089.Duplicate-Zeros 1091.Shortest-Path-in-Binary-Matrix 1093.Statistics-from-a-Large-Sample 1104.Path-In-Zigzag-Labelled-Binary-Tree 1105.Filling-Bookcase-Shelves 1108.Defanging-an-IP-Address 1110.Delete-Nodes-And-Return-Forest 1111.Maximum-Nesting-Depth-of-Two-Valid-Parentheses-Strings 1122.Relative-Sort-Array 1123.Lowest-Common-Ancestor-of-Deepest-Leaves 1128.Number-of-Equivalent-Domino-Pairs 1137.N-th-Tribonacci-Number 1143.Longest-Common-Subsequence 1145.Binary-Tree-Coloring-Game 1154.Day-of-the-Year 1157.Online-Majority-Element-In-Subarray 1160.Find-Words-That-Can-Be-Formed-by-Characters 1170.Compare-Strings-by-Frequency-of-the-Smallest-Character 1171.Remove-Zero-Sum-Consecutive-Nodes-from-Linked-List 1175.Prime-Arrangements 1178.Number-of-Valid-Words-for-Each-Puzzle 1184.Distance-Between-Bus-Stops 1185.Day-of-the-Week 1189.Maximum-Number-of-Balloons 1190.Reverse-Substrings-Between-Each-Pair-of-Parentheses 1200.Minimum-Absolute-Difference 1201.Ugly-Number-III 1202.Smallest-String-With-Swaps 1203.Sort-Items-by-Groups-Respecting-Dependencies 1207.Unique-Number-of-Occurrences 1208.Get-Equal-Substrings-Within-Budget 1209.Remove-All-Adjacent-Duplicates-in-String-II 1217.Minimum-Cost-to-Move-Chips-to-The-Same-Position 1221.Split-a-String-in-Balanced-Strings 1232.Check-If-It-Is-a-Straight-Line 1234.Replace-the-Substring-for-Balanced-String 1235.Maximum-Profit-in-Job-Scheduling 1239.Maximum-Length-of-a-Concatenated-String-with-Unique-Characters 1249.Minimum-Remove-to-Make-Valid-Parentheses 1252.Cells-with-Odd-Values-in-a-Matrix 1254.Number-of-Closed-Islands 1260.Shift-2D-Grid 1266.Minimum-Time-Visiting-All-Points 1268.Search-Suggestions-System 1275.Find-Winner-on-a-Tic-Tac-Toe-Game 1281.Subtract-the-Product-and-Sum-of-Digits-of-an-Integer 1283.Find-the-Smallest-Divisor-Given-a-Threshold 1287.Element-Appearing-More-Than-In-Sorted-Array 1290.Convert-Binary-Number-in-a-Linked-List-to-Integer 1293.Shortest-Path-in-a-Grid-with-Obstacles-Elimination 1295.Find-Numbers-with-Even-Number-of-Digits 1296.Divide-Array-in-Sets-of-K-Consecutive-Numbers 1299.Replace-Elements-with-Greatest-Element-on-Right-Side 1300.Sum-of-Mutated-Array-Closest-to-Target 1302.Deepest-Leaves-Sum 1304.Find-N-Unique-Integers-Sum-up-to-Zero 1305.All-Elements-in-Two-Binary-Search-Trees 1306.Jump-Game-III 1310.XOR-Queries-of-a-Subarray 1313.Decompress-Run-Length-Encoded-List 1317.Convert-Integer-to-the-Sum-of-Two-No-Zero-Integers 1319.Number-of-Operations-to-Make-Network-Connected 1329.Sort-the-Matrix-Diagonally 1332.Remove-Palindromic-Subsequences 1337.The-K-Weakest-Rows-in-a-Matrix 1353.Maximum-Number-of-Events-That-Can-Be-Attended 1380.Lucky-Numbers-in-a-Matrix 1383.Maximum-Performance-of-a-Team 1385.Find-the-Distance-Value-Between-Two-Arrays 1389.Create-Target-Array-in-the-Given-Order 1396.Design-Underground-System 1423.Maximum-Points-You-Can-Obtain-from-Cards 1437.Check-If-All-1s-Are-at-Least-Length-K-Places-Away 1438.Longest-Continuous-Subarray-With-Absolute-Diff-Less-Than-or-Equal-to-Limit 1439.Find-the-Kth-Smallest-Sum-of-a-Matrix-With-Sorted-Rows 1442.Count-Triplets-That-Can-Form-Two-Arrays-of-Equal-XOR 1446.Consecutive-Characters 1455.Check-If-a-Word-Occurs-As-a-Prefix-of-Any-Word-in-a-Sentence 1461.Check-If-a-String-Contains-All-Binary-Codes-of-Size-K 1463.Cherry-Pickup-II 1464.Maximum-Product-of-Two-Elements-in-an-Array 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1646.Get-Maximum-in-Generated-Array 1647.Minimum-Deletions-to-Make-Character-Frequencies-Unique 1648.Sell-Diminishing-Valued-Colored-Balls 1649.Create-Sorted-Array-through-Instructions 1652.Defuse-the-Bomb 1653.Minimum-Deletions-to-Make-String-Balanced 1654.Minimum-Jumps-to-Reach-Home 1655.Distribute-Repeating-Integers 1656.Design-an-Ordered-Stream 1657.Determine-if-Two-Strings-Are-Close 1658.Minimum-Operations-to-Reduce-X-to-Zero 1659.Maximize-Grid-Happiness 1662.Check-If-Two-String-Arrays-are-Equivalent 1663.Smallest-String-With-A-Given-Numeric-Value 1664.Ways-to-Make-a-Fair-Array 1665.Minimum-Initial-Energy-to-Finish-Tasks 1668.Maximum-Repeating-Substring 1669.Merge-In-Between-Linked-Lists 1670.Design-Front-Middle-Back-Queue 1672.Richest-Customer-Wealth 1673.Find-the-Most-Competitive-Subsequence 1674.Minimum-Moves-to-Make-Array-Complementary 1675.Minimize-Deviation-in-Array 1678.Goal-Parser-Interpretation 1679.Max-Number-of-K-Sum-Pairs 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1752.Check-if-Array-Is-Sorted-and-Rotated 1758.Minimum-Changes-To-Make-Alternating-Binary-String 1763.Longest-Nice-Substring 1791.Find-Center-of-Star-Graph 1816.Truncate-Sentence 1818.Minimum-Absolute-Sum-Difference 1846.Maximum-Element-After-Decreasing-and-Rearranging 1877.Minimize-Maximum-Pair-Sum-in-Array 1984.Minimum-Difference-Between-Highest-and-Lowest-of-K-Scores 2021.Brightest-Position-on-Street 2022.Convert-1D-Array-Into-2D-Array 2037.Minimum-Number-of-Moves-to-Seat-Everyone 2038.Remove-Colored-Pieces-if-Both-Neighbors-are-the-Same-Color 2043.Simple-Bank-System 2096.Step-By-Step-Directions-From-a-Binary-Tree-Node-to-Another 2164.Sort-Even-and-Odd-Indices-Independently 2165.Smallest-Value-of-the-Rearranged-Number 2166.Design-Bitset 2167.Minimum-Time-to-Remove-All-Cars-Containing-Illegal-Goods 2169.Count-Operations-to-Obtain-Zero 2170.Minimum-Operations-to-Make-the-Array-Alternating 2171.Removing-Minimum-Number-of-Magic-Beans 2180.Count-Integers-With-Even-Digit-Sum 2181.Merge-Nodes-in-Between-Zeros 2182.Construct-String-With-Repeat-Limit 2183.Count-Array-Pairs-Divisible-by-K 9990085.Maximal-Rectangle 9990132.Palindrome-Partitioning-II 9990316.Remove-Duplicate-Letters 9990352.Data-Stream-as-Disjoint-Intervals 9990363.Max-Sum-of-Rectangle-No-Larger-Than-K 9990975.Odd-Even-Jump 9991044.Longest-Duplicate-Substring 9991292.Maximum-Side-Length-of-a-Square-with-Sum-Less-than-or-Equal-to-Threshold Click to show internal directories. 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