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halfrost

Update 215 solution

Aug 7, 2022

235adcb · Aug 7, 2022

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Name		Name	Last commit message	Last commit date
parent directory ..
0001.Two-Sum		0001.Two-Sum	optimization code level from A to A+	Aug 26, 2020
0002.Add-Two-Numbers		0002.Add-Two-Numbers	optimization code level from A to A+	Aug 26, 2020
0003.Longest-Substring-Without-Repeating-Characters		0003.Longest-Substring-Without-Repeating-Characters	Update solution 3	Jan 17, 2022
0004.Median-of-Two-Sorted-Arrays		0004.Median-of-Two-Sorted-Arrays	Add solution 0530、783	Apr 13, 2021
0005.Longest-Palindromic-Substring		0005.Longest-Palindromic-Substring	Add solution 0005	Mar 3, 2021
0006.ZigZag-Conversion		0006.ZigZag-Conversion	Add solution 6、8、12	Mar 10, 2021
0007.Reverse-Integer		0007.Reverse-Integer	optimization code level from A to A+	Aug 26, 2020
0008.String-to-Integer-atoi		0008.String-to-Integer-atoi	Add solution 43、45、73、227	Mar 11, 2021
0009.Palindrome-Number		0009.Palindrome-Number	Fix 0009 solution	Mar 4, 2021
0011.Container-With-Most-Water		0011.Container-With-Most-Water	optimization code level from A to A+	Aug 26, 2020
0012.Integer-to-Roman		0012.Integer-to-Roman	Add solution 6、8、12	Mar 10, 2021
0013.Roman-to-Integer		0013.Roman-to-Integer	optimization code level from A to A+	Aug 26, 2020
0014.Longest-Common-Prefix		0014.Longest-Common-Prefix	Added one more test case	Dec 20, 2021
0015.3Sum		0015.3Sum	Merge pull request #96 from yangzuwei/master	Jan 30, 2021
0016.3Sum-Closest		0016.3Sum-Closest	Update solution 0016	Aug 7, 2021
0017.Letter-Combinations-of-a-Phone-Number		0017.Letter-Combinations-of-a-Phone-Number	Merge pull request #61 from xxgail/patch-1	Aug 28, 2020
0018.4Sum		0018.4Sum	Update solution 0018	Aug 7, 2021
0019.Remove-Nth-Node-From-End-of-List		0019.Remove-Nth-Node-From-End-of-List	update test case	May 16, 2021
0020.Valid-Parentheses		0020.Valid-Parentheses	optimization code level from A to A+	Aug 26, 2020
0021.Merge-Two-Sorted-Lists		0021.Merge-Two-Sorted-Lists	optimization code level from A to A+	Aug 26, 2020
0022.Generate-Parentheses		0022.Generate-Parentheses	optimization code level from A to A+	Aug 26, 2020
0023.Merge-k-Sorted-Lists		0023.Merge-k-Sorted-Lists	optimization code level from A to A+	Aug 26, 2020
0024.Swap-Nodes-in-Pairs		0024.Swap-Nodes-in-Pairs	Use a concise solution for problem 24 swap nodes in pairs	May 27, 2021
0025.Reverse-Nodes-in-k-Group		0025.Reverse-Nodes-in-k-Group	optimization code level from A to A+	Aug 26, 2020
0026.Remove-Duplicates-from-Sorted-Array		0026.Remove-Duplicates-from-Sorted-Array	optimization code level from A to A+	Aug 26, 2020
0027.Remove-Element		0027.Remove-Element	Update 0027 solution	Nov 24, 2020
0028.Implement-strStr		0028.Implement-strStr	optimization code level from A to A+	Aug 26, 2020
0029.Divide-Two-Integers		0029.Divide-Two-Integers	optimization code level from A to A+	Aug 26, 2020
0030.Substring-with-Concatenation-of-All-Words		0030.Substring-with-Concatenation-of-All-Words	optimization code level from A to A+	Aug 26, 2020
0031.Next-Permutation		0031.Next-Permutation	update solution 0031 & 0048	Nov 7, 2021
0032.Longest-Valid-Parentheses		0032.Longest-Valid-Parentheses	Add solution 0032	Apr 4, 2021
0033.Search-in-Rotated-Sorted-Array		0033.Search-in-Rotated-Sorted-Array	optimization code level from A to A+	Aug 26, 2020
0034.Find-First-and-Last-Position-of-Element-in-Sorted-Array		0034.Find-First-and-Last-Position-of-Element-in-Sorted-Array	optimization code level from A to A+	Aug 26, 2020
0035.Search-Insert-Position		0035.Search-Insert-Position	optimization code level from A to A+	Aug 26, 2020
0036.Valid-Sudoku		0036.Valid-Sudoku	optimization code level from A to A+	Aug 26, 2020
0037.Sudoku-Solver		0037.Sudoku-Solver	optimization code level from A to A+	Aug 26, 2020
0039.Combination-Sum		0039.Combination-Sum	optimization code level from A to A+	Aug 26, 2020
0040.Combination-Sum-II		0040.Combination-Sum-II	optimization code level from A to A+	Aug 26, 2020
0041.First-Missing-Positive		0041.First-Missing-Positive	optimization code level from A to A+	Aug 26, 2020
0042.Trapping-Rain-Water		0042.Trapping-Rain-Water	Add solution 1319	Jan 23, 2021
0043.Multiply-Strings		0043.Multiply-Strings	Add solution 43、45、73、227	Mar 11, 2021
0045.Jump-Game-II		0045.Jump-Game-II	Add solution 43、45、73、227	Mar 11, 2021
0046.Permutations		0046.Permutations	optimization code level from A to A+	Aug 26, 2020
0047.Permutations-II		0047.Permutations-II	optimization code level from A to A+	Aug 26, 2020
0048.Rotate-Image		0048.Rotate-Image	update solution 0031 & 0048	Nov 7, 2021
0049.Group-Anagrams		0049.Group-Anagrams	optimization code level from A to A+	Aug 26, 2020
0050.Powx-n		0050.Powx-n	optimization code level from A to A+	Aug 26, 2020
0051.N-Queens		0051.N-Queens	Update 0051 solution	Jun 1, 2021
0052.N-Queens-II		0052.N-Queens-II	optimization code level from A to A+	Aug 26, 2020
0053.Maximum-Subarray		0053.Maximum-Subarray	optimization code level from A to A+	Aug 26, 2020
0054.Spiral-Matrix		0054.Spiral-Matrix	optimization code level from A to A+	Aug 26, 2020
0055.Jump-Game		0055.Jump-Game	optimization code level from A to A+	Aug 26, 2020
0056.Merge-Intervals		0056.Merge-Intervals	optimization code level from A to A+	Aug 26, 2020
0057.Insert-Interval		0057.Insert-Interval	optimization code level from A to A+	Aug 26, 2020
0058.Length-of-Last-Word		0058.Length-of-Last-Word	Update solution 0058、0551、0958	Sep 15, 2021
0059.Spiral-Matrix-II		0059.Spiral-Matrix-II	optimization code level from A to A+	Aug 26, 2020
0060.Permutation-Sequence		0060.Permutation-Sequence	optimization code level from A to A+	Aug 26, 2020
0061.Rotate-List		0061.Rotate-List	optimization code level from A to A+	Aug 26, 2020
0062.Unique-Paths		0062.Unique-Paths	clean up 62	May 23, 2021
0063.Unique-Paths-II		0063.Unique-Paths-II	optimization code level from A to A+	Aug 26, 2020
0064.Minimum-Path-Sum		0064.Minimum-Path-Sum	optimization code level from A to A+	Aug 26, 2020
0065.Valid-Number		0065.Valid-Number	Update solution 0065	Jun 23, 2021
0066.Plus-One		0066.Plus-One	fix 66: clean up redundant code	Apr 15, 2021
0067.Add-Binary		0067.Add-Binary	optimization code level from A to A+	Aug 26, 2020
0069.Sqrtx		0069.Sqrtx	Update solution 0069	Jun 5, 2021
0070.Climbing-Stairs		0070.Climbing-Stairs	optimization code level from A to A+	Aug 26, 2020
0071.Simplify-Path		0071.Simplify-Path	optimization code level from A to A+	Aug 26, 2020
0073.Set-Matrix-Zeroes		0073.Set-Matrix-Zeroes	Add solution 43、45、73、227	Mar 11, 2021
0074.Search-a-2D-Matrix		0074.Search-a-2D-Matrix	optimization code level from A to A+	Aug 26, 2020
0075.Sort-Colors		0075.Sort-Colors	clean up redundant code	May 23, 2021
0076.Minimum-Window-Substring		0076.Minimum-Window-Substring	modify solution 76	Mar 15, 2021
0077.Combinations		0077.Combinations	optimization code level from A to A+	Aug 26, 2020
0078.Subsets		0078.Subsets	optimization code level from A to A+	Aug 26, 2020
0079.Word-Search		0079.Word-Search	optimization code level from A to A+	Aug 26, 2020
0080.Remove-Duplicates-from-Sorted-Array-II		0080.Remove-Duplicates-from-Sorted-Array-II	Add solution 1190	May 27, 2021
0081.Search-in-Rotated-Sorted-Array-II		0081.Search-in-Rotated-Sorted-Array-II	optimization code level from A to A+	Aug 26, 2020
0082.Remove-Duplicates-from-Sorted-List-II		0082.Remove-Duplicates-from-Sorted-List-II	Fix problem 82 gofmt	Oct 1, 2020
0083.Remove-Duplicates-from-Sorted-List		0083.Remove-Duplicates-from-Sorted-List	optimization code level from A to A+	Aug 26, 2020
0084.Largest-Rectangle-in-Histogram		0084.Largest-Rectangle-in-Histogram	fix/84: clean up redundant code	Jun 10, 2021
0086.Partition-List		0086.Partition-List	optimization code level from A to A+	Aug 26, 2020
0088.Merge-Sorted-Array		0088.Merge-Sorted-Array	Add 0088 test case	Apr 17, 2021
0089.Gray-Code		0089.Gray-Code	optimization code level from A to A+	Aug 26, 2020
0090.Subsets-II		0090.Subsets-II	optimization code level from A to A+	Aug 26, 2020
0091.Decode-Ways		0091.Decode-Ways	update 91	May 24, 2021
0092.Reverse-Linked-List-II		0092.Reverse-Linked-List-II	optimization code level from A to A+	Aug 26, 2020
0093.Restore-IP-Addresses		0093.Restore-IP-Addresses	optimization code level from A to A+	Aug 26, 2020
0094.Binary-Tree-Inorder-Traversal		0094.Binary-Tree-Inorder-Traversal	optimization code level from A to A+	Aug 26, 2020
0095.Unique-Binary-Search-Trees-II		0095.Unique-Binary-Search-Trees-II	Merge pull request #60 from halfrost/code_quality_improvement	Aug 27, 2020
0096.Unique-Binary-Search-Trees		0096.Unique-Binary-Search-Trees	optimization code level from A to A+	Aug 26, 2020
0097.Interleaving-String		0097.Interleaving-String	Add solution 0097、0523、0525、1465、1744	Jun 4, 2021
0098.Validate-Binary-Search-Tree		0098.Validate-Binary-Search-Tree	optimization code level from A to A+	Aug 26, 2020
0099.Recover-Binary-Search-Tree		0099.Recover-Binary-Search-Tree	optimization code level from A to A+	Aug 26, 2020
0100.Same-Tree		0100.Same-Tree	optimization code level from A to A+	Aug 26, 2020
0101.Symmetric-Tree		0101.Symmetric-Tree	Merge pull request #149 from brenobaptista/refactored-101	Jun 21, 2021
0102.Binary-Tree-Level-Order-Traversal		0102.Binary-Tree-Level-Order-Traversal	fix 0102: clean up redundant code	Mar 31, 2021
0103.Binary-Tree-Zigzag-Level-Order-Traversal		0103.Binary-Tree-Zigzag-Level-Order-Traversal	update solution 103	Mar 16, 2021
0104.Maximum-Depth-of-Binary-Tree		0104.Maximum-Depth-of-Binary-Tree	optimization code level from A to A+	Aug 26, 2020
0105.Construct-Binary-Tree-from-Preorder-and-Inorder-Traversal		0105.Construct-Binary-Tree-from-Preorder-and-Inorder-Traversal	Update solution 0105	Aug 7, 2021
0106.Construct-Binary-Tree-from-Inorder-and-Postorder-Traversal		0106.Construct-Binary-Tree-from-Inorder-and-Postorder-Traversal	Update solution 0106	Aug 7, 2021
0107.Binary-Tree-Level-Order-Traversal-II		0107.Binary-Tree-Level-Order-Traversal-II	optimization code level from A to A+	Aug 26, 2020
0108.Convert-Sorted-Array-to-Binary-Search-Tree		0108.Convert-Sorted-Array-to-Binary-Search-Tree	optimization code level from A to A+	Aug 26, 2020
0109.Convert-Sorted-List-to-Binary-Search-Tree		0109.Convert-Sorted-List-to-Binary-Search-Tree	Fix go report card	Sep 30, 2020
0110.Balanced-Binary-Tree		0110.Balanced-Binary-Tree	optimization code level from A to A+	Aug 26, 2020
0111.Minimum-Depth-of-Binary-Tree		0111.Minimum-Depth-of-Binary-Tree	optimization code level from A to A+	Aug 26, 2020
0112.Path-Sum		0112.Path-Sum	optimization code level from A to A+	Aug 26, 2020
0113.Path-Sum-II		0113.Path-Sum-II	optimization code level from A to A+	Aug 26, 2020
0114.Flatten-Binary-Tree-to-Linked-List		0114.Flatten-Binary-Tree-to-Linked-List	optimization code level from A to A+	Aug 26, 2020
0115.Distinct-Subsequences		0115.Distinct-Subsequences	Add solution 478	Mar 17, 2021
0116.Populating-Next-Right-Pointers-in-Each-Node		0116.Populating-Next-Right-Pointers-in-Each-Node	Update solution 0116	Aug 7, 2021
0118.Pascals-Triangle		0118.Pascals-Triangle	optimization code level from A to A+	Aug 26, 2020
0119.Pascals-Triangle-II		0119.Pascals-Triangle-II	Add solution 0119、1439	Feb 12, 2021
0120.Triangle		0120.Triangle	optimization code level from A to A+	Aug 26, 2020
0121.Best-Time-to-Buy-and-Sell-Stock		0121.Best-Time-to-Buy-and-Sell-Stock	optimization code level from A to A+	Aug 26, 2020
0122.Best-Time-to-Buy-and-Sell-Stock-II		0122.Best-Time-to-Buy-and-Sell-Stock-II	optimization code level from A to A+	Aug 26, 2020
0124.Binary-Tree-Maximum-Path-Sum		0124.Binary-Tree-Maximum-Path-Sum	optimization code level from A to A+	Aug 26, 2020
0125.Valid-Palindrome		0125.Valid-Palindrome	Use Katex in solution markdown	Jan 19, 2021
0126.Word-Ladder-II		0126.Word-Ladder-II	optimization code level from A to A+	Aug 26, 2020
0127.Word-Ladder		0127.Word-Ladder	micro fix	Sep 20, 2020
0128.Longest-Consecutive-Sequence		0128.Longest-Consecutive-Sequence	optimization code level from A to A+	Aug 26, 2020
0129.Sum-Root-to-Leaf-Numbers		0129.Sum-Root-to-Leaf-Numbers	update 129	May 29, 2021
0130.Surrounded-Regions		0130.Surrounded-Regions	optimization code level from A to A+	Aug 26, 2020
0131.Palindrome-Partitioning		0131.Palindrome-Partitioning	optimization code level from A to A+	Aug 26, 2020
0135.Candy		0135.Candy	Add solution 0135	Jun 27, 2021
0136.Single-Number		0136.Single-Number	Update README	Nov 7, 2021
0137.Single-Number-II		0137.Single-Number-II	update 137 solution	May 4, 2021
0138.Copy-List-With-Random-Pointer		0138.Copy-List-With-Random-Pointer	Add solution 138 README	Jan 21, 2021
0141.Linked-List-Cycle		0141.Linked-List-Cycle	Update solution 0141	Aug 6, 2021
0142.Linked-List-Cycle-II		0142.Linked-List-Cycle-II	规范格式	Aug 7, 2020
0143.Reorder-List		0143.Reorder-List	optimization code level from A to A+	Aug 26, 2020
0144.Binary-Tree-Preorder-Traversal		0144.Binary-Tree-Preorder-Traversal	optimization code level from A to A+	Aug 26, 2020
0145.Binary-Tree-Postorder-Traversal		0145.Binary-Tree-Postorder-Traversal	optimization code level from A to A+	Aug 26, 2020
0146.LRU-Cache		0146.LRU-Cache	Add solution 830	Jan 5, 2021
0147.Insertion-Sort-List		0147.Insertion-Sort-List	Merge pull request #60 from halfrost/code_quality_improvement	Aug 27, 2020
0148.Sort-List		0148.Sort-List	Update solution 0148	Dec 11, 2020
0150.Evaluate-Reverse-Polish-Notation		0150.Evaluate-Reverse-Polish-Notation	clean up redundant code	May 31, 2021
0151.Reverse-Words-in-a-String		0151.Reverse-Words-in-a-String	optimization code level from A to A+	Aug 26, 2020
0152.Maximum-Product-Subarray		0152.Maximum-Product-Subarray	optimization code level from A to A+	Aug 26, 2020
0153.Find-Minimum-in-Rotated-Sorted-Array		0153.Find-Minimum-in-Rotated-Sorted-Array	optimization code level from A to A+	Aug 26, 2020
0154.Find-Minimum-in-Rotated-Sorted-Array-II		0154.Find-Minimum-in-Rotated-Sorted-Array-II	optimization code level from A to A+	Aug 26, 2020
0155.Min-Stack		0155.Min-Stack	规范格式	Aug 7, 2020
0160.Intersection-of-Two-Linked-Lists		0160.Intersection-of-Two-Linked-Lists	optimization code level from A to A+	Aug 26, 2020
0162.Find-Peak-Element		0162.Find-Peak-Element	optimization code level from A to A+	Aug 26, 2020
0164.Maximum-Gap		0164.Maximum-Gap	Modify solution 0164	Jan 1, 2021
0167.Two-Sum-II-Input-array-is-sorted		0167.Two-Sum-II-Input-array-is-sorted	Add solution 1600, change dir 0167、0303、0304、0307、0653、1017	Jun 20, 2021
0168.Excel-Sheet-Column-Title		0168.Excel-Sheet-Column-Title	Update solution 0168	Jun 28, 2021
0169.Majority-Element		0169.Majority-Element	Update 0167、0169	Apr 28, 2021
0171.Excel-Sheet-Column-Number		0171.Excel-Sheet-Column-Number	optimization code level from A to A+	Aug 26, 2020
0172.Factorial-Trailing-Zeroes		0172.Factorial-Trailing-Zeroes	optimization code level from A to A+	Aug 26, 2020
0173.Binary-Search-Tree-Iterator		0173.Binary-Search-Tree-Iterator	Add solution 0284、0703	Feb 11, 2021
0174.Dungeon-Game		0174.Dungeon-Game	optimization code level from A to A+	Aug 26, 2020
0179.Largest-Number		0179.Largest-Number	optimization code level from A to A+	Aug 26, 2020
0187.Repeated-DNA-Sequences		0187.Repeated-DNA-Sequences	optimization code level from A to A+	Aug 26, 2020
0189.Rotate-Array		0189.Rotate-Array	Add solution 189	Jan 7, 2021
0190.Reverse-Bits		0190.Reverse-Bits	Fixed display problems of uint32 type during go test	Jun 27, 2022
0191.Number-of-1-Bits		0191.Number-of-1-Bits	Fixed display problems of uint32 type during go test	Jun 27, 2022
0198.House-Robber		0198.House-Robber	optimization code level from A to A+	Aug 26, 2020
0199.Binary-Tree-Right-Side-View		0199.Binary-Tree-Right-Side-View	fix/199: clean up redundant code	Jun 1, 2021
0200.Number-of-Islands		0200.Number-of-Islands	optimization code level from A to A+	Aug 26, 2020
0201.Bitwise-AND-of-Numbers-Range		0201.Bitwise-AND-of-Numbers-Range	optimization code level from A to A+	Aug 26, 2020
0202.Happy-Number		0202.Happy-Number	Update ctl templates sorting	Jun 26, 2021
0203.Remove-Linked-List-Elements		0203.Remove-Linked-List-Elements	optimization code level from A to A+	Aug 26, 2020
0204.Count-Primes		0204.Count-Primes	optimization code level from A to A+	Aug 26, 2020
0205.Isomorphic-Strings		0205.Isomorphic-Strings	optimization code level from A to A+	Aug 26, 2020
0206.Reverse-Linked-List		0206.Reverse-Linked-List	optimization code level from A to A+	Aug 26, 2020
0207.Course-Schedule		0207.Course-Schedule	optimization code level from A to A+	Aug 26, 2020
0208.Implement-Trie-Prefix-Tree		0208.Implement-Trie-Prefix-Tree	规范格式	Aug 7, 2020
0209.Minimum-Size-Subarray-Sum		0209.Minimum-Size-Subarray-Sum	fix/209: clean up redundant code	Jun 3, 2021
0210.Course-Schedule-II		0210.Course-Schedule-II	optimization code level from A to A+	Aug 26, 2020
0211.Design-Add-and-Search-Words-Data-Structure		0211.Design-Add-and-Search-Words-Data-Structure	render chapter two	Jan 15, 2021
0212.Word-Search-II		0212.Word-Search-II	optimization code level from A to A+	Aug 26, 2020
0213.House-Robber-II		0213.House-Robber-II	optimization code level from A to A+	Aug 26, 2020
0215.Kth-Largest-Element-in-an-Array		0215.Kth-Largest-Element-in-an-Array	Update 215 solution	Aug 7, 2022
0216.Combination-Sum-III		0216.Combination-Sum-III	optimization code level from A to A+	Aug 26, 2020
0217.Contains-Duplicate		0217.Contains-Duplicate	optimization code level from A to A+	Aug 26, 2020
0218.The-Skyline-Problem		0218.The-Skyline-Problem	Add solution 1846	Jul 18, 2021
0219.Contains-Duplicate-II		0219.Contains-Duplicate-II	optimization code level from A to A+	Aug 26, 2020
0220.Contains-Duplicate-III		0220.Contains-Duplicate-III	Add solution 1437	Jan 25, 2021
0222.Count-Complete-Tree-Nodes		0222.Count-Complete-Tree-Nodes	optimization code level from A to A+	Aug 26, 2020
0223.Rectangle-Area		0223.Rectangle-Area	optimization code level from A to A+	Aug 26, 2020
0224.Basic-Calculator		0224.Basic-Calculator	Merge pull request #60 from halfrost/code_quality_improvement	Aug 27, 2020
0225.Implement-Stack-using-Queues		0225.Implement-Stack-using-Queues	规范格式	Aug 7, 2020
0226.Invert-Binary-Tree		0226.Invert-Binary-Tree	Fix problem 226 test case	Apr 6, 2021
0227.Basic-Calculator-II		0227.Basic-Calculator-II	Add solution 43、45、73、227	Mar 11, 2021
0228.Summary-Ranges		0228.Summary-Ranges	Add solution 228、1694、1695	Jan 12, 2021
0229.Majority-Element-II		0229.Majority-Element-II	optimization code level from A to A+	Aug 26, 2020
0230.Kth-Smallest-Element-in-a-BST		0230.Kth-Smallest-Element-in-a-BST	optimization code level from A to A+	Aug 26, 2020
0231.Power-of-Two		0231.Power-of-Two	optimization code level from A to A+	Aug 26, 2020
0232.Implement-Queue-using-Stacks		0232.Implement-Queue-using-Stacks	规范格式	Aug 7, 2020
0234.Palindrome-Linked-List		0234.Palindrome-Linked-List	Update solution 0234	Jun 26, 2021
0235.Lowest-Common-Ancestor-of-a-Binary-Search-Tree		0235.Lowest-Common-Ancestor-of-a-Binary-Search-Tree	optimization code level from A to A+	Aug 26, 2020
0236.Lowest-Common-Ancestor-of-a-Binary-Tree		0236.Lowest-Common-Ancestor-of-a-Binary-Tree	optimization code level from A to A+	Aug 26, 2020
0237.Delete-Node-in-a-Linked-List		0237.Delete-Node-in-a-Linked-List	Update solution 0237	Jun 23, 2021
0239.Sliding-Window-Maximum		0239.Sliding-Window-Maximum	optimization code level from A to A+	Aug 26, 2020
0240.Search-a-2D-Matrix-II		0240.Search-a-2D-Matrix-II	optimization code level from A to A+	Aug 26, 2020
0242.Valid-Anagram		0242.Valid-Anagram	Update solution 0242	Aug 7, 2021
0257.Binary-Tree-Paths		0257.Binary-Tree-Paths	optimization code level from A to A+	Aug 26, 2020
0258.Add-Digits		0258.Add-Digits	optimization code level from A to A+	Aug 26, 2020
0260.Single-Number-III		0260.Single-Number-III	optimization code level from A to A+	Aug 26, 2020
0263.Ugly-Number		0263.Ugly-Number	fix 263: remove redundant compute	Apr 30, 2021
0264.Ugly-Number-II		0264.Ugly-Number-II	Add solution 0264	Apr 12, 2021
0268.Missing-Number		0268.Missing-Number	optimization code level from A to A+	Aug 26, 2020
0274.H-Index		0274.H-Index	optimization code level from A to A+	Aug 26, 2020
0275.H-Index-II		0275.H-Index-II	optimization code level from A to A+	Aug 26, 2020
0278.First-Bad-Version		0278.First-Bad-Version	Add solution 0278	Jun 13, 2021
0279.Perfect-Squares		0279.Perfect-Squares	Add solution 0279、0518	Jun 16, 2021
0283.Move-Zeroes		0283.Move-Zeroes	optimization code level from A to A+	Aug 26, 2020
0284.Peeking-Iterator		0284.Peeking-Iterator	Add solution 0284、0703	Feb 11, 2021
0287.Find-the-Duplicate-Number		0287.Find-the-Duplicate-Number	optimization code level from A to A+	Aug 26, 2020
0290.Word-Pattern		0290.Word-Pattern	optimization code level from A to A+	Aug 26, 2020
0297.Serialize-and-Deserialize-Binary-Tree		0297.Serialize-and-Deserialize-Binary-Tree	Update solution 297	Mar 28, 2021
0299.Bulls-and-Cows		0299.Bulls-and-Cows	Add solution 0299	Nov 14, 2021
0300.Longest-Increasing-Subsequence		0300.Longest-Increasing-Subsequence	optimization code level from A to A+	Aug 26, 2020
0301.Remove-Invalid-Parentheses		0301.Remove-Invalid-Parentheses	Update README	Nov 7, 2021
0303.Range-Sum-Query-Immutable		0303.Range-Sum-Query-Immutable	Add solution 1600, change dir 0167、0303、0304、0307、0653、1017	Jun 20, 2021
0304.Range-Sum-Query-2D-Immutable		0304.Range-Sum-Query-2D-Immutable	Add solution 1310	May 12, 2021
0306.Additive-Number		0306.Additive-Number	optimization code level from A to A+	Aug 26, 2020
0307.Range-Sum-Query-Mutable		0307.Range-Sum-Query-Mutable	Add solution 1600, change dir 0167、0303、0304、0307、0653、1017	Jun 20, 2021
0309.Best-Time-to-Buy-and-Sell-Stock-with-Cooldown		0309.Best-Time-to-Buy-and-Sell-Stock-with-Cooldown	optimization code level from A to A+	Aug 26, 2020
0315.Count-of-Smaller-Numbers-After-Self		0315.Count-of-Smaller-Numbers-After-Self	Update 0315、0327	Apr 22, 2021
0318.Maximum-Product-of-Word-Lengths		0318.Maximum-Product-of-Word-Lengths	optimization code level from A to A+	Aug 26, 2020
0319.Bulb-Switcher		0319.Bulb-Switcher	Update solution 0319	Nov 26, 2021
0322.Coin-Change		0322.Coin-Change	optimization code level from A to A+	Aug 26, 2020
0324.Wiggle-Sort-II		0324.Wiggle-Sort-II	optimization code level from A to A+	Aug 26, 2020
0326.Power-of-Three		0326.Power-of-Three	optimization code level from A to A+	Aug 26, 2020
0327.Count-of-Range-Sum		0327.Count-of-Range-Sum	Update 0315、0327	Apr 22, 2021
0328.Odd-Even-Linked-List		0328.Odd-Even-Linked-List	Update solution 0328	Sep 18, 2021
0329.Longest-Increasing-Path-in-a-Matrix		0329.Longest-Increasing-Path-in-a-Matrix	optimization code level from A to A+	Aug 26, 2020
0331.Verify-Preorder-Serialization-of-a-Binary-Tree		0331.Verify-Preorder-Serialization-of-a-Binary-Tree	optimization code level from A to A+	Aug 26, 2020
0337.House-Robber-III		0337.House-Robber-III	optimization code level from A to A+	Aug 26, 2020
0338.Counting-Bits		0338.Counting-Bits	optimization code level from A to A+	Aug 26, 2020
0341.Flatten-Nested-List-Iterator		0341.Flatten-Nested-List-Iterator	Add solution 341	Mar 24, 2021
0342.Power-of-Four		0342.Power-of-Four	optimization code level from A to A+	Aug 26, 2020
0343.Integer-Break		0343.Integer-Break	optimization code level from A to A+	Aug 26, 2020
0344.Reverse-String		0344.Reverse-String	optimization code level from A to A+	Aug 26, 2020
0345.Reverse-Vowels-of-a-String		0345.Reverse-Vowels-of-a-String	fix/345: clean up redundant code	May 5, 2021
0347.Top-K-Frequent-Elements		0347.Top-K-Frequent-Elements	optimization code level from A to A+	Aug 26, 2020
0349.Intersection-of-Two-Arrays		0349.Intersection-of-Two-Arrays	optimization code level from A to A+	Aug 26, 2020
0350.Intersection-of-Two-Arrays-II		0350.Intersection-of-Two-Arrays-II	optimization code level from A to A+	Aug 26, 2020
0352.Data-Stream-as-Disjoint-Intervals		0352.Data-Stream-as-Disjoint-Intervals	Update 0352 solution	Oct 22, 2021
0354.Russian-Doll-Envelopes		0354.Russian-Doll-Envelopes	optimization code level from A to A+	Aug 26, 2020
0357.Count-Numbers-with-Unique-Digits		0357.Count-Numbers-with-Unique-Digits	optimization code level from A to A+	Aug 26, 2020
0367.Valid-Perfect-Square		0367.Valid-Perfect-Square	optimization code level from A to A+	Aug 26, 2020
0368.Largest-Divisible-Subset		0368.Largest-Divisible-Subset	Add solution 0368、0377、0696	Apr 24, 2021
0371.Sum-of-Two-Integers		0371.Sum-of-Two-Integers	optimization code level from A to A+	Aug 26, 2020
0372.Super-Pow		0372.Super-Pow	Update solution 0372	Mar 28, 2021
0373.Find-K-Pairs-with-Smallest-Sums		0373.Find-K-Pairs-with-Smallest-Sums	optimization code level from A to A+	Aug 26, 2020
0374.Guess-Number-Higher-or-Lower		0374.Guess-Number-Higher-or-Lower	Add solution 0374	Jun 13, 2021
0376.Wiggle-Subsequence		0376.Wiggle-Subsequence	Add solution 376	Mar 19, 2021
0377.Combination-Sum-IV		0377.Combination-Sum-IV	Add solution 0368、0377、0696	Apr 24, 2021
0378.Kth-Smallest-Element-in-a-Sorted-Matrix		0378.Kth-Smallest-Element-in-a-Sorted-Matrix	optimization code level from A to A+	Aug 26, 2020
0382.Linked-List-Random-Node		0382.Linked-List-Random-Node	Add solution 0382	Jan 8, 2022
0383.Ransom-Note		0383.Ransom-Note	Update 383 solution	Dec 23, 2021
0384.Shuffle-an-Array		0384.Shuffle-an-Array	Update solution 384	Nov 26, 2021
0385.Mini-Parser		0385.Mini-Parser	optimization code level from A to A+	Aug 26, 2020
0386.Lexicographical-Numbers		0386.Lexicographical-Numbers	optimization code level from A to A+	Aug 26, 2020
0387.First-Unique-Character-in-a-String		0387.First-Unique-Character-in-a-String	Merge pull request #86 from kingeasternsun/patch-1	Dec 24, 2020
0389.Find-the-Difference		0389.Find-the-Difference	optimization code level from A to A+	Aug 26, 2020
0390.Elimination-Game		0390.Elimination-Game	Add solution 1576	Jan 6, 2022
0391.Perfect-Rectangle		0391.Perfect-Rectangle	Update solution 0391	Nov 26, 2021
0392.Is-Subsequence		0392.Is-Subsequence	Merge pull request #60 from halfrost/code_quality_improvement	Aug 27, 2020
0393.UTF-8-Validation		0393.UTF-8-Validation	optimization code level from A to A+	Aug 26, 2020
0394.Decode-String		0394.Decode-String	optimization code level from A to A+	Aug 26, 2020
0395.Longest-Substring-with-At-Least-K-Repeating-Characters		0395.Longest-Substring-with-At-Least-K-Repeating-Characters	Add solution 0395	Mar 1, 2021
0396.Rotate-Function		0396.Rotate-Function	add: leetcode 396 readme	Jul 6, 2022
0397.Integer-Replacement		0397.Integer-Replacement	optimization code level from A to A+	Aug 26, 2020
0399.Evaluate-Division		0399.Evaluate-Division	optimization code level from A to A+	Aug 26, 2020
0400.Nth-Digit		0400.Nth-Digit	Update 400 solution	Dec 23, 2021
0401.Binary-Watch		0401.Binary-Watch	Update 0401	May 2, 2021
0402.Remove-K-Digits		0402.Remove-K-Digits	optimization code level from A to A+	Aug 26, 2020
0404.Sum-of-Left-Leaves		0404.Sum-of-Left-Leaves	optimization code level from A to A+	Aug 26, 2020
0405.Convert-a-Number-to-Hexadecimal		0405.Convert-a-Number-to-Hexadecimal	optimization code level from A to A+	Aug 26, 2020
0409.Longest-Palindrome		0409.Longest-Palindrome	optimization code level from A to A+	Aug 26, 2020
0410.Split-Array-Largest-Sum		0410.Split-Array-Largest-Sum	optimization code level from A to A+	Aug 26, 2020
0412.Fizz-Buzz		0412.Fizz-Buzz	Merge pull request #152 from brenobaptista/refactored-412	Jun 26, 2021
0413.Arithmetic-Slices		0413.Arithmetic-Slices	Add solution 413、1249	Feb 20, 2021
0414.Third-Maximum-Number		0414.Third-Maximum-Number	optimization code level from A to A+	Aug 26, 2020
0416.Partition-Equal-Subset-Sum		0416.Partition-Equal-Subset-Sum	optimization code level from A to A+	Aug 26, 2020
0417.Pacific-Atlantic-Water-Flow		0417.Pacific-Atlantic-Water-Flow	Add solution 417、916	Mar 26, 2021
0419.Battleships-in-a-Board		0419.Battleships-in-a-Board	add: leetcode 419 test	Jul 2, 2022
0421.Maximum-XOR-of-Two-Numbers-in-an-Array		0421.Maximum-XOR-of-Two-Numbers-in-an-Array	optimization code level from A to A+	Aug 26, 2020
0423.Reconstruct-Original-Digits-from-English		0423.Reconstruct-Original-Digits-from-English	Add solution 0423	Mar 28, 2021
0424.Longest-Repeating-Character-Replacement		0424.Longest-Repeating-Character-Replacement	Merge pull request #60 from halfrost/code_quality_improvement	Aug 27, 2020
0429.N-ary-Tree-Level-Order-Traversal		0429.N-ary-Tree-Level-Order-Traversal	Add solution 0429	Aug 8, 2021
0433.Minimum-Genetic-Mutation		0433.Minimum-Genetic-Mutation	optimization code level from A to A+	Aug 26, 2020
0434.Number-of-Segments-in-a-String		0434.Number-of-Segments-in-a-String	Update 434 solution	Oct 9, 2021
0435.Non-overlapping-Intervals		0435.Non-overlapping-Intervals	optimization code level from A to A+	Aug 26, 2020
0436.Find-Right-Interval		0436.Find-Right-Interval	optimization code level from A to A+	Aug 26, 2020
0437.Path-Sum-III		0437.Path-Sum-III	Update 0437	May 4, 2021
0438.Find-All-Anagrams-in-a-String		0438.Find-All-Anagrams-in-a-String	optimization code level from A to A+	Aug 26, 2020
0441.Arranging-Coins		0441.Arranging-Coins	optimization code level from A to A+	Aug 26, 2020
0445.Add-Two-Numbers-II		0445.Add-Two-Numbers-II	fix/445: add other solution	Aug 20, 2021
0447.Number-of-Boomerangs		0447.Number-of-Boomerangs	optimization code level from A to A+	Aug 26, 2020
0448.Find-All-Numbers-Disappeared-in-an-Array		0448.Find-All-Numbers-Disappeared-in-an-Array	optimization code level from A to A+	Aug 26, 2020
0451.Sort-Characters-By-Frequency		0451.Sort-Characters-By-Frequency	optimization code level from A to A+	Aug 26, 2020
0453.Minimum-Moves-to-Equal-Array-Elements		0453.Minimum-Moves-to-Equal-Array-Elements	optimization code level from A to A+	Aug 26, 2020
0454.4Sum-II		0454.4Sum-II	optimization code level from A to A+	Aug 26, 2020
0455.Assign-Cookies		0455.Assign-Cookies	optimization code level from A to A+	Aug 26, 2020
0456.132-Pattern		0456.132-Pattern	Add solution 341	Mar 24, 2021
0457.Circular-Array-Loop		0457.Circular-Array-Loop	optimization code level from A to A+	Aug 26, 2020
0458.Poor-Pigs		0458.Poor-Pigs	Update solution 458	Nov 26, 2021
0460.LFU-Cache		0460.LFU-Cache	ChapterThree Add LFUCache/LRUCache	Jan 3, 2021
0461.Hamming-Distance		0461.Hamming-Distance	optimization code level from A to A+	Aug 26, 2020
0462.Minimum-Moves-to-Equal-Array-Elements-II		0462.Minimum-Moves-to-Equal-Array-Elements-II	Add solution 0462	May 20, 2021
0463.Island-Perimeter		0463.Island-Perimeter	optimization code level from A to A+	Aug 26, 2020
0470.Implement-Rand10-Using-Rand7		0470.Implement-Rand10-Using-Rand7	optimization code level from A to A+	Aug 26, 2020
0473.Matchsticks-to-Square		0473.Matchsticks-to-Square	Add solution 0473	Jun 16, 2021
0474.Ones-and-Zeroes		0474.Ones-and-Zeroes	optimization code level from A to A+	Aug 26, 2020
0475.Heaters		0475.Heaters	optimization code level from A to A+	Aug 26, 2020
0476.Number-Complement		0476.Number-Complement	optimization code level from A to A+	Aug 26, 2020
0477.Total-Hamming-Distance		0477.Total-Hamming-Distance	optimization code level from A to A+	Aug 26, 2020
0478.Generate-Random-Point-in-a-Circle		0478.Generate-Random-Point-in-a-Circle	Add solution 478	Mar 17, 2021
0480.Sliding-Window-Median		0480.Sliding-Window-Median	optimization code level from A to A+	Aug 26, 2020
0483.Smallest-Good-Base		0483.Smallest-Good-Base	Update 0483 solution	Jun 18, 2021
0485.Max-Consecutive-Ones		0485.Max-Consecutive-Ones	optimization code level from A to A+	Aug 26, 2020
0488.Zuma-Game		0488.Zuma-Game	Add solution 0488	Nov 14, 2021
0491.Increasing-Subsequences		0491.Increasing-Subsequences	optimization code level from A to A+	Aug 26, 2020
0492.Construct-the-Rectangle		0492.Construct-the-Rectangle	Add solution 492	Nov 7, 2021
0493.Reverse-Pairs		0493.Reverse-Pairs	Update solution 1649、493	Apr 22, 2021
0494.Target-Sum		0494.Target-Sum	Update solution 0494. Considering new edge test case.	Sep 3, 2021
0495.Teemo-Attacking		0495.Teemo-Attacking	Add solution 0494	Nov 14, 2021
0496.Next-Greater-Element-I		0496.Next-Greater-Element-I	Merge pull request #60 from halfrost/code_quality_improvement	Aug 27, 2020
0497.Random-Point-in-Non-overlapping-Rectangles		0497.Random-Point-in-Non-overlapping-Rectangles	optimization code level from A to A+	Aug 26, 2020
0498.Diagonal-Traverse		0498.Diagonal-Traverse	Update 498 solution	Oct 9, 2021
0500.Keyboard-Row		0500.Keyboard-Row	optimization code level from A to A+	Aug 26, 2020
0503.Next-Greater-Element-II		0503.Next-Greater-Element-II	optimization code level from A to A+	Aug 26, 2020
0504.Base-7		0504.Base-7	Update	May 18, 2022
0506.Relative-Ranks		0506.Relative-Ranks	Update 506 solution	Dec 23, 2021
0507.Perfect-Number		0507.Perfect-Number	optimization code level from A to A+	Aug 26, 2020
0508.Most-Frequent-Subtree-Sum		0508.Most-Frequent-Subtree-Sum	optimization code level from A to A+	Aug 26, 2020
0509.Fibonacci-Number		0509.Fibonacci-Number	Update 509	Feb 3, 2021
0513.Find-Bottom-Left-Tree-Value		0513.Find-Bottom-Left-Tree-Value	optimization code level from A to A+	Aug 26, 2020
0515.Find-Largest-Value-in-Each-Tree-Row		0515.Find-Largest-Value-in-Each-Tree-Row	update/0515: add other solution	Nov 5, 2021
0518.Coin-Change-2		0518.Coin-Change-2	Add solution 0279、0518	Jun 16, 2021
0519.Random-Flip-Matrix		0519.Random-Flip-Matrix	Update 159 solution	Dec 23, 2021
0520.Detect-Capital		0520.Detect-Capital	Update solution 0520	Nov 14, 2021
0523.Continuous-Subarray-Sum		0523.Continuous-Subarray-Sum	Add solution 0097、0523、0525、1465、1744	Jun 4, 2021
0524.Longest-Word-in-Dictionary-through-Deleting		0524.Longest-Word-in-Dictionary-through-Deleting	optimization code level from A to A+	Aug 26, 2020
0525.Contiguous-Array		0525.Contiguous-Array	Add solution 0097、0523、0525、1465、1744	Jun 4, 2021
0526.Beautiful-Arrangement		0526.Beautiful-Arrangement	optimization code level from A to A+	Aug 26, 2020
0528.Random-Pick-with-Weight		0528.Random-Pick-with-Weight	添加内容	Aug 8, 2020
0529.Minesweeper		0529.Minesweeper	fix/529: space complexity O(n)-> O(1)	Mar 12, 2022
0530.Minimum-Absolute-Difference-in-BST		0530.Minimum-Absolute-Difference-in-BST	Add solution 0530、783	Apr 13, 2021
0532.K-diff-Pairs-in-an-Array		0532.K-diff-Pairs-in-an-Array	optimization code level from A to A+	Aug 26, 2020
0535.Encode-and-Decode-TinyURL		0535.Encode-and-Decode-TinyURL	Add solution 535	Mar 15, 2021
0537.Complex-Number-Multiplication		0537.Complex-Number-Multiplication	optimization code level from A to A+	Aug 26, 2020
0538.Convert-BST-to-Greater-Tree		0538.Convert-BST-to-Greater-Tree	Add solution 0538、1038	Feb 10, 2021
0540.Single-Element-in-a-Sorted-Array		0540.Single-Element-in-a-Sorted-Array	Update solution 540	Mar 2, 2022
0541.Reverse-String-II		0541.Reverse-String-II	optimization code level from A to A+	Aug 26, 2020
0542.01-Matrix		0542.01-Matrix	optimization code level from A to A+	Aug 26, 2020
0543.Diameter-of-Binary-Tree		0543.Diameter-of-Binary-Tree	Update solution 0543	Aug 7, 2021
0547.Number-of-Provinces		0547.Number-of-Provinces	Micro fix	Jan 15, 2021
0551.Student-Attendance-Record-I		0551.Student-Attendance-Record-I	Update solution 0058、0551、0958	Sep 15, 2021
0554.Brick-Wall		0554.Brick-Wall	Add solution 0554	May 1, 2021
0557.Reverse-Words-in-a-String-III		0557.Reverse-Words-in-a-String-III	optimization code level from A to A+	Aug 26, 2020
0559.Maximum-Depth-of-N-ary-Tree		0559.Maximum-Depth-of-N-ary-Tree	Update solution 0559	Nov 26, 2021
0560.Subarray-Sum-Equals-K		0560.Subarray-Sum-Equals-K	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
0561.Array-Partition-I		0561.Array-Partition-I	optimization code level from A to A+	Aug 26, 2020
0563.Binary-Tree-Tilt		0563.Binary-Tree-Tilt	optimization code level from A to A+	Aug 26, 2020
0566.Reshape-the-Matrix		0566.Reshape-the-Matrix	optimization code level from A to A+	Aug 26, 2020
0567.Permutation-in-String		0567.Permutation-in-String	minor typo fix	Jan 24, 2021
0572.Subtree-of-Another-Tree		0572.Subtree-of-Another-Tree	optimization code level from A to A+	Aug 26, 2020
0575.Distribute-Candies		0575.Distribute-Candies	optimization code level from A to A+	Aug 26, 2020
0576.Out-of-Boundary-Paths		0576.Out-of-Boundary-Paths	Add solution 0576	Jun 25, 2021
0581.Shortest-Unsorted-Continuous-Subarray		0581.Shortest-Unsorted-Continuous-Subarray	Add solution 0581	Feb 25, 2021
0583.Delete-Operation-for-Two-Strings		0583.Delete-Operation-for-Two-Strings	Add solution 0583、1482	May 9, 2021
0589.N-ary-Tree-Preorder-Traversal		0589.N-ary-Tree-Preorder-Traversal	Add solution 0589	Apr 21, 2021
0594.Longest-Harmonious-Subsequence		0594.Longest-Harmonious-Subsequence	optimization code level from A to A+	Aug 26, 2020
0598.Range-Addition-II		0598.Range-Addition-II	optimization code level from A to A+	Aug 26, 2020
0599.Minimum-Index-Sum-of-Two-Lists		0599.Minimum-Index-Sum-of-Two-Lists	optimization code level from A to A+	Aug 26, 2020
0605.Can-Place-Flowers		0605.Can-Place-Flowers	Add solution 605	Jan 1, 2021
0609.Find-Duplicate-File-in-System		0609.Find-Duplicate-File-in-System	Add solution 0609、0692、0890、1048、1442、1738	May 22, 2021
0611.Valid-Triangle-Number		0611.Valid-Triangle-Number	Add solution 0611	Jul 18, 2021
0617.Merge-Two-Binary-Trees		0617.Merge-Two-Binary-Trees	Update solution 0617 & Add solution 0752	Jun 27, 2021
0622.Design-Circular-Queue		0622.Design-Circular-Queue	Add solution 0622	Apr 4, 2021
0623.Add-One-Row-to-Tree		0623.Add-One-Row-to-Tree	Add solution 623	Mar 9, 2021
0628.Maximum-Product-of-Three-Numbers		0628.Maximum-Product-of-Three-Numbers	Fix solution 628	Jan 21, 2021
0630.Course-Schedule-III		0630.Course-Schedule-III	Add solution 630	May 9, 2021
0632.Smallest-Range-Covering-Elements-from-K-Lists		0632.Smallest-Range-Covering-Elements-from-K-Lists	optimization code level from A to A+	Aug 26, 2020
0633.Sum-of-Square-Numbers		0633.Sum-of-Square-Numbers	Update README.md	Nov 13, 2020
0636.Exclusive-Time-of-Functions		0636.Exclusive-Time-of-Functions	optimization code level from A to A+	Aug 26, 2020
0637.Average-of-Levels-in-Binary-Tree		0637.Average-of-Levels-in-Binary-Tree	optimization code level from A to A+	Aug 26, 2020
0638.Shopping-Offers		0638.Shopping-Offers	optimization code level from A to A+	Aug 26, 2020
0643.Maximum-Average-Subarray-I		0643.Maximum-Average-Subarray-I	Add solution 0821	Feb 7, 2021
0645.Set-Mismatch		0645.Set-Mismatch	optimization code level from A to A+	Aug 26, 2020
0647.Palindromic-Substrings		0647.Palindromic-Substrings	Add solution 647	Mar 28, 2021
0648.Replace-Words		0648.Replace-Words	optimization code level from A to A+	Aug 26, 2020
0653.Two-Sum-IV-Input-is-a-BST		0653.Two-Sum-IV-Input-is-a-BST	Add solution 1600, change dir 0167、0303、0304、0307、0653、1017	Jun 20, 2021
0658.Find-K-Closest-Elements		0658.Find-K-Closest-Elements	optimization code level from A to A+	Aug 26, 2020
0661.Image-Smoother		0661.Image-Smoother	optimization code level from A to A+	Aug 26, 2020
0662.Maximum-Width-of-Binary-Tree		0662.Maximum-Width-of-Binary-Tree	optimization code level from A to A+	Aug 26, 2020
0665.Non-decreasing-Array		0665.Non-decreasing-Array	Add solution 0665、0669、1423、1463、1579	Feb 13, 2021
0667.Beautiful-Arrangement-II		0667.Beautiful-Arrangement-II	Add solution 0667	Apr 13, 2021
0668.Kth-Smallest-Number-in-Multiplication-Table		0668.Kth-Smallest-Number-in-Multiplication-Table	optimization code level from A to A+	Aug 26, 2020
0669.Trim-a-Binary-Search-Tree		0669.Trim-a-Binary-Search-Tree	Add solution 0665、0669、1423、1463、1579	Feb 13, 2021
0674.Longest-Continuous-Increasing-Subsequence		0674.Longest-Continuous-Increasing-Subsequence	Add solution 674	Jan 24, 2021
0676.Implement-Magic-Dictionary		0676.Implement-Magic-Dictionary	规范格式	Aug 7, 2020
0677.Map-Sum-Pairs		0677.Map-Sum-Pairs	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
0682.Baseball-Game		0682.Baseball-Game	optimization code level from A to A+	Aug 26, 2020
0684.Redundant-Connection		0684.Redundant-Connection	optimization code level from A to A+	Aug 26, 2020
0685.Redundant-Connection-II		0685.Redundant-Connection-II	optimization code level from A to A+	Aug 26, 2020
0690.Employee-Importance		0690.Employee-Importance	Add solution 690	Apr 30, 2021
0692.Top-K-Frequent-Words		0692.Top-K-Frequent-Words	Add solution 0609、0692、0890、1048、1442、1738	May 22, 2021
0693.Binary-Number-with-Alternating-Bits		0693.Binary-Number-with-Alternating-Bits	optimization code level from A to A+	Aug 26, 2020
0695.Max-Area-of-Island		0695.Max-Area-of-Island	optimization code level from A to A+	Aug 26, 2020
0696.Count-Binary-Substrings		0696.Count-Binary-Substrings	Add solution 0368、0377、0696	Apr 24, 2021
0697.Degree-of-an-Array		0697.Degree-of-an-Array	optimization code level from A to A+	Aug 26, 2020
0699.Falling-Squares		0699.Falling-Squares	optimization code level from A to A+	Aug 26, 2020
0700.Search-in-a-Binary-Search-Tree		0700.Search-in-a-Binary-Search-Tree	Update solution 0700	Nov 26, 2021
0701.Insert-into-a-Binary-Search-Tree		0701.Insert-into-a-Binary-Search-Tree	Add solution 701	Jan 12, 2022
0703.Kth-Largest-Element-in-a-Stream		0703.Kth-Largest-Element-in-a-Stream	Add solution 0284、0703	Feb 11, 2021
0704.Binary-Search		0704.Binary-Search	optimization code level from A to A+	Aug 26, 2020
0705.Design-HashSet		0705.Design-HashSet	添加内容	Aug 8, 2020
0706.Design-HashMap		0706.Design-HashMap	fix 706: bug with edge case	Feb 8, 2022
0707.Design-Linked-List		0707.Design-Linked-List	Update solution 707、918	Mar 2, 2022
0709.To-Lower-Case		0709.To-Lower-Case	Add solution 709	May 24, 2021
0710.Random-Pick-with-Blacklist		0710.Random-Pick-with-Blacklist	optimization code level from A to A+	Aug 26, 2020
0713.Subarray-Product-Less-Than-K		0713.Subarray-Product-Less-Than-K	optimization code level from A to A+	Aug 26, 2020
0714.Best-Time-to-Buy-and-Sell-Stock-with-Transaction-Fee		0714.Best-Time-to-Buy-and-Sell-Stock-with-Transaction-Fee	optimization code level from A to A+	Aug 26, 2020
0715.Range-Module		0715.Range-Module	添加内容	Aug 8, 2020
0717.1-bit-and-2-bit-Characters		0717.1-bit-and-2-bit-Characters	optimization code level from A to A+	Aug 26, 2020
0718.Maximum-Length-of-Repeated-Subarray		0718.Maximum-Length-of-Repeated-Subarray	optimization code level from A to A+	Aug 26, 2020
0719.Find-K-th-Smallest-Pair-Distance		0719.Find-K-th-Smallest-Pair-Distance	optimization code level from A to A+	Aug 26, 2020
0720.Longest-Word-in-Dictionary		0720.Longest-Word-in-Dictionary	optimization code level from A to A+	Aug 26, 2020
0721.Accounts-Merge		0721.Accounts-Merge	optimization code level from A to A+	Aug 26, 2020
0724.Find-Pivot-Index		0724.Find-Pivot-Index	optimization code level from A to A+	Aug 26, 2020
0725.Split-Linked-List-in-Parts		0725.Split-Linked-List-in-Parts	Merge pull request #60 from halfrost/code_quality_improvement	Aug 27, 2020
0726.Number-of-Atoms		0726.Number-of-Atoms	optimization code level from A to A+	Aug 26, 2020
0728.Self-Dividing-Numbers		0728.Self-Dividing-Numbers	Update	May 18, 2022
0729.My-Calendar-I		0729.My-Calendar-I	添加内容	Aug 8, 2020
0732.My-Calendar-III		0732.My-Calendar-III	添加内容	Aug 8, 2020
0733.Flood-Fill		0733.Flood-Fill	optimization code level from A to A+	Aug 26, 2020
0735.Asteroid-Collision		0735.Asteroid-Collision	optimization code level from A to A+	Aug 26, 2020
0739.Daily-Temperatures		0739.Daily-Temperatures	optimization code level from A to A+	Aug 26, 2020
0744.Find-Smallest-Letter-Greater-Than-Target		0744.Find-Smallest-Letter-Greater-Than-Target	optimization code level from A to A+	Aug 26, 2020
0745.Prefix-and-Suffix-Search		0745.Prefix-and-Suffix-Search	规范格式	Aug 7, 2020
0746.Min-Cost-Climbing-Stairs		0746.Min-Cost-Climbing-Stairs	optimization code level from A to A+	Aug 26, 2020
0747.Largest-Number-At-Least-Twice-of-Others		0747.Largest-Number-At-Least-Twice-of-Others	Add solution 747	Jan 13, 2022
0748.Shortest-Completing-Word		0748.Shortest-Completing-Word	optimization code level from A to A+	Aug 26, 2020
0752.Open-the-Lock		0752.Open-the-Lock	Update solution 0617 & Add solution 0752	Jun 27, 2021
0753.Cracking-the-Safe		0753.Cracking-the-Safe	optimization code level from A to A+	Aug 26, 2020
0756.Pyramid-Transition-Matrix		0756.Pyramid-Transition-Matrix	optimization code level from A to A+	Aug 26, 2020
0762.Prime-Number-of-Set-Bits-in-Binary-Representation		0762.Prime-Number-of-Set-Bits-in-Binary-Representation	optimization code level from A to A+	Aug 26, 2020
0763.Partition-Labels		0763.Partition-Labels	Fix error	May 18, 2022
0765.Couples-Holding-Hands		0765.Couples-Holding-Hands	optimization code level from A to A+	Aug 26, 2020
0766.Toeplitz-Matrix		0766.Toeplitz-Matrix	optimization code level from A to A+	Aug 26, 2020
0767.Reorganize-String		0767.Reorganize-String	optimization code level from A to A+	Aug 26, 2020
0771.Jewels-and-Stones		0771.Jewels-and-Stones	optimization code level from A to A+	Aug 26, 2020
0775.Global-and-Local-Inversions		0775.Global-and-Local-Inversions	Add solution 0775	Apr 5, 2021
0778.Swim-in-Rising-Water		0778.Swim-in-Rising-Water	optimization code level from A to A+	Aug 26, 2020
0781.Rabbits-in-Forest		0781.Rabbits-in-Forest	optimization code level from A to A+	Aug 26, 2020
0783.Minimum-Distance-Between-BST-Nodes		0783.Minimum-Distance-Between-BST-Nodes	Add solution 0530、783	Apr 13, 2021
0784.Letter-Case-Permutation		0784.Letter-Case-Permutation	optimization code level from A to A+	Aug 26, 2020
0785.Is-Graph-Bipartite		0785.Is-Graph-Bipartite	Add solution 0785	Oct 6, 2020
0786.K-th-Smallest-Prime-Fraction		0786.K-th-Smallest-Prime-Fraction	optimization code level from A to A+	Aug 26, 2020
0791.Custom-Sort-String		0791.Custom-Sort-String	Add solution 0791	Jul 18, 2021
0792.Number-of-Matching-Subsequences		0792.Number-of-Matching-Subsequences	Add solution 0792	Jun 23, 2021
0793.Preimage-Size-of-Factorial-Zeroes-Function		0793.Preimage-Size-of-Factorial-Zeroes-Function	optimization code level from A to A+	Aug 26, 2020
0794.Valid-Tic-Tac-Toe-State		0794.Valid-Tic-Tac-Toe-State	Update 794 solution	Dec 23, 2021
0795.Number-of-Subarrays-with-Bounded-Maximum		0795.Number-of-Subarrays-with-Bounded-Maximum	Add solution 0795	Jun 19, 2021
0802.Find-Eventual-Safe-States		0802.Find-Eventual-Safe-States	optimization code level from A to A+	Aug 26, 2020
0803.Bricks-Falling-When-Hit		0803.Bricks-Falling-When-Hit	optimization code level from A to A+	Aug 26, 2020
0807.Max-Increase-to-Keep-City-Skyline		0807.Max-Increase-to-Keep-City-Skyline	Update 807 solution	Dec 23, 2021
0810.Chalkboard-XOR-Game		0810.Chalkboard-XOR-Game	Add solution 0810	May 22, 2021
0811.Subdomain-Visit-Count		0811.Subdomain-Visit-Count	optimization code level from A to A+	Aug 26, 2020
0812.Largest-Triangle-Area		0812.Largest-Triangle-Area	optimization code level from A to A+	Aug 26, 2020
0815.Bus-Routes		0815.Bus-Routes	optimization code level from A to A+	Aug 26, 2020
0816.Ambiguous-Coordinates		0816.Ambiguous-Coordinates	Add solution 0816	May 13, 2021
0817.Linked-List-Components		0817.Linked-List-Components	optimization code level from A to A+	Aug 26, 2020
0819.Most-Common-Word		0819.Most-Common-Word	optimization code level from A to A+	Aug 26, 2020
0820.Short-Encoding-of-Words		0820.Short-Encoding-of-Words	Add solution 0820	Mar 6, 2021
0821.Shortest-Distance-to-a-Character		0821.Shortest-Distance-to-a-Character	Update 0821 solution	May 4, 2021
0823.Binary-Trees-With-Factors		0823.Binary-Trees-With-Factors	Add solution 823	Mar 14, 2021
0825.Friends-Of-Appropriate-Ages		0825.Friends-Of-Appropriate-Ages	Add solution	Jan 11, 2022
0826.Most-Profit-Assigning-Work		0826.Most-Profit-Assigning-Work	optimization code level from A to A+	Aug 26, 2020
0828.Count-Unique-Characters-of-All-Substrings-of-a-Given-String		0828.Count-Unique-Characters-of-All-Substrings-of-a-Given-String	Micro fix	Jan 15, 2021
0830.Positions-of-Large-Groups		0830.Positions-of-Large-Groups	Add solution 830	Jan 5, 2021
0832.Flipping-an-Image		0832.Flipping-an-Image	optimization code level from A to A+	Aug 26, 2020
0834.Sum-of-Distances-in-Tree		0834.Sum-of-Distances-in-Tree	optimization code level from A to A+	Aug 26, 2020
0836.Rectangle-Overlap		0836.Rectangle-Overlap	optimization code level from A to A+	Aug 26, 2020
0838.Push-Dominoes		0838.Push-Dominoes	optimization code level from A to A+	Aug 26, 2020
0839.Similar-String-Groups		0839.Similar-String-Groups	optimization code level from A to A+	Aug 26, 2020
0841.Keys-and-Rooms		0841.Keys-and-Rooms	optimization code level from A to A+	Aug 26, 2020
0842.Split-Array-into-Fibonacci-Sequence		0842.Split-Array-into-Fibonacci-Sequence	optimization code level from A to A+	Aug 26, 2020
0844.Backspace-String-Compare		0844.Backspace-String-Compare	optimization code level from A to A+	Aug 26, 2020
0845.Longest-Mountain-in-Array		0845.Longest-Mountain-in-Array	optimization code level from A to A+	Aug 26, 2020
0846.Hand-of-Straights		0846.Hand-of-Straights	Update 846 solution	Feb 2, 2022
0850.Rectangle-Area-II		0850.Rectangle-Area-II	optimization code level from A to A+	Aug 26, 2020
0851.Loud-and-Rich		0851.Loud-and-Rich	optimization code level from A to A+	Aug 26, 2020
0852.Peak-Index-in-a-Mountain-Array		0852.Peak-Index-in-a-Mountain-Array	optimization code level from A to A+	Aug 26, 2020
0853.Car-Fleet		0853.Car-Fleet	optimization code level from A to A+	Aug 26, 2020
0856.Score-of-Parentheses		0856.Score-of-Parentheses	optimization code level from A to A+	Aug 26, 2020
0859.Buddy-Strings		0859.Buddy-Strings	Update solution 0859	Nov 26, 2021
0862.Shortest-Subarray-with-Sum-at-Least-K		0862.Shortest-Subarray-with-Sum-at-Least-K	optimization code level from A to A+	Aug 26, 2020
0863.All-Nodes-Distance-K-in-Binary-Tree		0863.All-Nodes-Distance-K-in-Binary-Tree	optimization code level from A to A+	Aug 26, 2020
0864.Shortest-Path-to-Get-All-Keys		0864.Shortest-Path-to-Get-All-Keys	optimization code level from A to A+	Aug 26, 2020
0867.Transpose-Matrix		0867.Transpose-Matrix	optimization code level from A to A+	Aug 26, 2020
0869.Reordered-Power-of-2		0869.Reordered-Power-of-2	Add solution 869	Mar 21, 2021
0870.Advantage-Shuffle		0870.Advantage-Shuffle	Add solution 870	Mar 26, 2021
0872.Leaf-Similar-Trees		0872.Leaf-Similar-Trees	optimization code level from A to A+	Aug 26, 2020
0874.Walking-Robot-Simulation		0874.Walking-Robot-Simulation	Update solution 0874	May 8, 2021
0875.Koko-Eating-Bananas		0875.Koko-Eating-Bananas	Update 0352 solution	Oct 22, 2021
0876.Middle-of-the-Linked-List		0876.Middle-of-the-Linked-List	optimization code level from A to A+	Aug 26, 2020
0877.Stone-Game		0877.Stone-Game	Add solution 0877	Jun 16, 2021
0878.Nth-Magical-Number		0878.Nth-Magical-Number	optimization code level from A to A+	Aug 26, 2020
0880.Decoded-String-at-Index		0880.Decoded-String-at-Index	optimization code level from A to A+	Aug 26, 2020
0881.Boats-to-Save-People		0881.Boats-to-Save-People	optimization code level from A to A+	Aug 26, 2020
0884.Uncommon-Words-from-Two-Sentences		0884.Uncommon-Words-from-Two-Sentences	optimization code level from A to A+	Aug 26, 2020
0885.Spiral-Matrix-III		0885.Spiral-Matrix-III	optimization code level from A to A+	Aug 26, 2020
0887.Super-Egg-Drop		0887.Super-Egg-Drop	optimization code level from A to A+	Aug 26, 2020
0888.Fair-Candy-Swap		0888.Fair-Candy-Swap	optimization code level from A to A+	Aug 26, 2020
0890.Find-and-Replace-Pattern		0890.Find-and-Replace-Pattern	Add solution 0609、0692、0890、1048、1442、1738	May 22, 2021
0891.Sum-of-Subsequence-Widths		0891.Sum-of-Subsequence-Widths	optimization code level from A to A+	Aug 26, 2020
0892.Surface-Area-of-3D-Shapes		0892.Surface-Area-of-3D-Shapes	optimization code level from A to A+	Aug 26, 2020
0895.Maximum-Frequency-Stack		0895.Maximum-Frequency-Stack	规范格式	Aug 7, 2020
0896.Monotonic-Array		0896.Monotonic-Array	optimization code level from A to A+	Aug 26, 2020
0897.Increasing-Order-Search-Tree		0897.Increasing-Order-Search-Tree	Merge pull request #60 from halfrost/code_quality_improvement	Aug 27, 2020
0898.Bitwise-ORs-of-Subarrays		0898.Bitwise-ORs-of-Subarrays	optimization code level from A to A+	Aug 26, 2020
0901.Online-Stock-Span		0901.Online-Stock-Span	规范格式	Aug 7, 2020
0904.Fruit-Into-Baskets		0904.Fruit-Into-Baskets	optimization code level from A to A+	Aug 26, 2020
0907.Sum-of-Subarray-Minimums		0907.Sum-of-Subarray-Minimums	optimization code level from A to A+	Aug 26, 2020
0909.Snakes-and-Ladders		0909.Snakes-and-Ladders	Add solution 0909	Jun 27, 2021
0910.Smallest-Range-II		0910.Smallest-Range-II	Add solution 605	Jan 1, 2021
0911.Online-Election		0911.Online-Election	添加内容	Aug 8, 2020
0914.X-of-a-Kind-in-a-Deck-of-Cards		0914.X-of-a-Kind-in-a-Deck-of-Cards	optimization code level from A to A+	Aug 26, 2020
0916.Word-Subsets		0916.Word-Subsets	Add solution 417、916	Mar 26, 2021
0918.Maximum-Sum-Circular-Subarray		0918.Maximum-Sum-Circular-Subarray	Update solution 707、918	Mar 2, 2022
0920.Number-of-Music-Playlists		0920.Number-of-Music-Playlists	optimization code level from A to A+	Aug 26, 2020
0921.Minimum-Add-to-Make-Parentheses-Valid		0921.Minimum-Add-to-Make-Parentheses-Valid	optimization code level from A to A+	Aug 26, 2020
0922.Sort-Array-By-Parity-II		0922.Sort-Array-By-Parity-II	optimization code level from A to A+	Aug 26, 2020
0923.3Sum-With-Multiplicity		0923.3Sum-With-Multiplicity	optimization code level from A to A+	Aug 26, 2020
0924.Minimize-Malware-Spread		0924.Minimize-Malware-Spread	Update solution 924	Apr 1, 2021
0925.Long-Pressed-Name		0925.Long-Pressed-Name	Due to problem 925 test case change, so solution should modify	Sep 9, 2020
0927.Three-Equal-Parts		0927.Three-Equal-Parts	optimization code level from A to A+	Aug 26, 2020
0928.Minimize-Malware-Spread-II		0928.Minimize-Malware-Spread-II	optimization code level from A to A+	Aug 26, 2020
0930.Binary-Subarrays-With-Sum		0930.Binary-Subarrays-With-Sum	optimization code level from A to A+	Aug 26, 2020
0933.Number-of-Recent-Calls		0933.Number-of-Recent-Calls	generate PDF versison	Aug 16, 2020
0938.Range-Sum-of-BST		0938.Range-Sum-of-BST	Add solution 0938、1642	Apr 28, 2021
0942.DI-String-Match		0942.DI-String-Match	optimization code level from A to A+	Aug 26, 2020
0946.Validate-Stack-Sequences		0946.Validate-Stack-Sequences	Fix 303、307、167、653、1017 multi ‘--’ cause link bad	Feb 26, 2021
0947.Most-Stones-Removed-with-Same-Row-or-Column		0947.Most-Stones-Removed-with-Same-Row-or-Column	optimization code level from A to A+	Aug 26, 2020
0949.Largest-Time-for-Given-Digits		0949.Largest-Time-for-Given-Digits	optimization code level from A to A+	Aug 26, 2020
0952.Largest-Component-Size-by-Common-Factor		0952.Largest-Component-Size-by-Common-Factor	optimization code level from A to A+	Aug 26, 2020
0953.Verifying-an-Alien-Dictionary		0953.Verifying-an-Alien-Dictionary	optimization code level from A to A+	Aug 26, 2020
0958.Check-Completeness-of-a-Binary-Tree		0958.Check-Completeness-of-a-Binary-Tree	Update solution 0058、0551、0958	Sep 15, 2021
0959.Regions-Cut-By-Slashes		0959.Regions-Cut-By-Slashes	optimization code level from A to A+	Aug 26, 2020
0961.N-Repeated-Element-in-Size-2N-Array		0961.N-Repeated-Element-in-Size-2N-Array	optimization code level from A to A+	Aug 26, 2020
0966.Vowel-Spellchecker		0966.Vowel-Spellchecker	Add solution 966	Mar 23, 2021
0968.Binary-Tree-Cameras		0968.Binary-Tree-Cameras	optimization code level from A to A+	Aug 26, 2020
0969.Pancake-Sorting		0969.Pancake-Sorting	optimization code level from A to A+	Aug 26, 2020
0970.Powerful-Integers		0970.Powerful-Integers	optimization code level from A to A+	Aug 26, 2020
0971.Flip-Binary-Tree-To-Match-Preorder-Traversal		0971.Flip-Binary-Tree-To-Match-Preorder-Traversal	Add solution 0970	Mar 29, 2021
0973.K-Closest-Points-to-Origin		0973.K-Closest-Points-to-Origin	optimization code level from A to A+	Aug 26, 2020
0976.Largest-Perimeter-Triangle		0976.Largest-Perimeter-Triangle	optimization code level from A to A+	Aug 26, 2020
0977.Squares-of-a-Sorted-Array		0977.Squares-of-a-Sorted-Array	optimization code level from A to A+	Aug 26, 2020
0978.Longest-Turbulent-Subarray		0978.Longest-Turbulent-Subarray	fix 0978: update a clearer solution	Nov 24, 2021
0979.Distribute-Coins-in-Binary-Tree		0979.Distribute-Coins-in-Binary-Tree	optimization code level from A to A+	Aug 26, 2020
0980.Unique-Paths-III		0980.Unique-Paths-III	Merge pull request #60 from halfrost/code_quality_improvement	Aug 27, 2020
0981.Time-Based-Key-Value-Store		0981.Time-Based-Key-Value-Store	添加内容	Aug 8, 2020
0984.String-Without-AAA-or-BBB		0984.String-Without-AAA-or-BBB	optimization code level from A to A+	Aug 26, 2020
0985.Sum-of-Even-Numbers-After-Queries		0985.Sum-of-Even-Numbers-After-Queries	optimization code level from A to A+	Aug 26, 2020
0986.Interval-List-Intersections		0986.Interval-List-Intersections	optimization code level from A to A+	Aug 26, 2020
0987.Vertical-Order-Traversal-of-a-Binary-Tree		0987.Vertical-Order-Traversal-of-a-Binary-Tree	update/0987: clean up redundant code	Nov 28, 2021
0989.Add-to-Array-Form-of-Integer		0989.Add-to-Array-Form-of-Integer	Add solution 989	Jan 22, 2021
0990.Satisfiability-of-Equality-Equations		0990.Satisfiability-of-Equality-Equations	optimization code level from A to A+	Aug 26, 2020
0991.Broken-Calculator		0991.Broken-Calculator	Add solution 0991	Feb 21, 2021
0992.Subarrays-with-K-Different-Integers		0992.Subarrays-with-K-Different-Integers	optimization code level from A to A+	Aug 26, 2020
0993.Cousins-in-Binary-Tree		0993.Cousins-in-Binary-Tree	optimization code level from A to A+	Aug 26, 2020
0995.Minimum-Number-of-K-Consecutive-Bit-Flips		0995.Minimum-Number-of-K-Consecutive-Bit-Flips	optimization code level from A to A+	Aug 26, 2020
0996.Number-of-Squareful-Arrays		0996.Number-of-Squareful-Arrays	optimization code level from A to A+	Aug 26, 2020
0997.Find-the-Town-Judge		0997.Find-the-Town-Judge	Update 997 solution	Dec 23, 2021
0999.Available-Captures-for-Rook		0999.Available-Captures-for-Rook	optimization code level from A to A+	Aug 26, 2020
1002.Find-Common-Characters		1002.Find-Common-Characters	optimization code level from A to A+	Aug 26, 2020
1003.Check-If-Word-Is-Valid-After-Substitutions		1003.Check-If-Word-Is-Valid-After-Substitutions	optimization code level from A to A+	Aug 26, 2020
1004.Max-Consecutive-Ones-III		1004.Max-Consecutive-Ones-III	optimization code level from A to A+	Aug 26, 2020
1005.Maximize-Sum-Of-Array-After-K-Negations		1005.Maximize-Sum-Of-Array-After-K-Negations	optimization code level from A to A+	Aug 26, 2020
1006.Clumsy-Factorial		1006.Clumsy-Factorial	update solution 1006	Jul 11, 2021
1009.Complement-of-Base-10-Integer		1009.Complement-of-Base-10-Integer	Add solution 1009	Jan 6, 2022
1010.Pairs-of-Songs-With-Total-Durations-Divisible-by-60		1010.Pairs-of-Songs-With-Total-Durations-Divisible-by-60	Add solution 1010	Jan 6, 2022
1011.Capacity-To-Ship-Packages-Within-D-Days		1011.Capacity-To-Ship-Packages-Within-D-Days	optimization code level from A to A+	Aug 26, 2020
1017.Convert-to-Base-2		1017.Convert-to-Base-2	Add solution 1600, change dir 0167、0303、0304、0307、0653、1017	Jun 20, 2021
1018.Binary-Prefix-Divisible-By-5		1018.Binary-Prefix-Divisible-By-5	Add solution 1018	Jan 13, 2021
1019.Next-Greater-Node-In-Linked-List		1019.Next-Greater-Node-In-Linked-List	fix 1019: update solution	Dec 2, 2021
1020.Number-of-Enclaves		1020.Number-of-Enclaves	optimization code level from A to A+	Aug 26, 2020
1021.Remove-Outermost-Parentheses		1021.Remove-Outermost-Parentheses	optimization code level from A to A+	Aug 26, 2020
1022.Sum-of-Root-To-Leaf-Binary-Numbers		1022.Sum-of-Root-To-Leaf-Binary-Numbers	Update 1022. Sum of Root To Leaf Binary Numbers_test.go	Jun 29, 2022
1025.Divisor-Game		1025.Divisor-Game	optimization code level from A to A+	Aug 26, 2020
1026.Maximum-Difference-Between-Node-and-Ancestor		1026.Maximum-Difference-Between-Node-and-Ancestor	optimization code level from A to A+	Aug 26, 2020
1028.Recover-a-Tree-From-Preorder-Traversal		1028.Recover-a-Tree-From-Preorder-Traversal	optimization code level from A to A+	Aug 26, 2020
1030.Matrix-Cells-in-Distance-Order		1030.Matrix-Cells-in-Distance-Order	optimization code level from A to A+	Aug 26, 2020
1034.Coloring-A-Border		1034.Coloring-A-Border	Update 794 solution	Dec 23, 2021
1037.Valid-Boomerang		1037.Valid-Boomerang	optimization code level from A to A+	Aug 26, 2020
1038.Binary-Search-Tree-to-Greater-Sum-Tree		1038.Binary-Search-Tree-to-Greater-Sum-Tree	Add solution 0538、1038	Feb 10, 2021
1040.Moving-Stones-Until-Consecutive-II		1040.Moving-Stones-Until-Consecutive-II	optimization code level from A to A+	Aug 26, 2020
1047.Remove-All-Adjacent-Duplicates-In-String		1047.Remove-All-Adjacent-Duplicates-In-String	optimization code level from A to A+	Aug 26, 2020
1048.Longest-String-Chain		1048.Longest-String-Chain	Add solution 0609、0692、0890、1048、1442、1738	May 22, 2021
1049.Last-Stone-Weight-II		1049.Last-Stone-Weight-II	optimization code level from A to A+	Aug 26, 2020
1051.Height-Checker		1051.Height-Checker	optimization code level from A to A+	Aug 26, 2020
1052.Grumpy-Bookstore-Owner		1052.Grumpy-Bookstore-Owner	optimization code level from A to A+	Aug 26, 2020
1054.Distant-Barcodes		1054.Distant-Barcodes	optimization code level from A to A+	Aug 26, 2020
1073.Adding-Two-Negabinary-Numbers		1073.Adding-Two-Negabinary-Numbers	optimization code level from A to A+	Aug 26, 2020
1074.Number-of-Submatrices-That-Sum-to-Target		1074.Number-of-Submatrices-That-Sum-to-Target	Add solution 1209	Apr 17, 2021
1078.Occurrences-After-Bigram		1078.Occurrences-After-Bigram	optimization code level from A to A+	Aug 26, 2020
1079.Letter-Tile-Possibilities		1079.Letter-Tile-Possibilities	Change problem 1079 image	Sep 30, 2020
1089.Duplicate-Zeros		1089.Duplicate-Zeros	optimization code level from A to A+	Aug 26, 2020
1091.Shortest-Path-in-Binary-Matrix		1091.Shortest-Path-in-Binary-Matrix	1. Add solution 1091、1614、1619、1624、1629、1636、1704	Feb 15, 2021
1093.Statistics-from-a-Large-Sample		1093.Statistics-from-a-Large-Sample	optimization code level from A to A+	Aug 26, 2020
1104.Path-In-Zigzag-Labelled-Binary-Tree		1104.Path-In-Zigzag-Labelled-Binary-Tree	Update solution 1104	Aug 7, 2021
1105.Filling-Bookcase-Shelves		1105.Filling-Bookcase-Shelves	optimization code level from A to A+	Aug 26, 2020
1108.Defanging-an-IP-Address		1108.Defanging-an-IP-Address	optimization code level from A to A+	Aug 26, 2020
1110.Delete-Nodes-And-Return-Forest		1110.Delete-Nodes-And-Return-Forest	optimization code level from A to A+	Aug 26, 2020
1111.Maximum-Nesting-Depth-of-Two-Valid-Parentheses-Strings		1111.Maximum-Nesting-Depth-of-Two-Valid-Parentheses-Strings	optimization code level from A to A+	Aug 26, 2020
1122.Relative-Sort-Array		1122.Relative-Sort-Array	optimization code level from A to A+	Aug 26, 2020
1123.Lowest-Common-Ancestor-of-Deepest-Leaves		1123.Lowest-Common-Ancestor-of-Deepest-Leaves	optimization code level from A to A+	Aug 26, 2020
1128.Number-of-Equivalent-Domino-Pairs		1128.Number-of-Equivalent-Domino-Pairs	optimization code level from A to A+	Aug 26, 2020
1137.N-th-Tribonacci-Number		1137.N-th-Tribonacci-Number	optimization code level from A to A+	Aug 26, 2020
1143.Longest-Common-Subsequence		1143.Longest-Common-Subsequence	Add solution 1143	Apr 4, 2021
1145.Binary-Tree-Coloring-Game		1145.Binary-Tree-Coloring-Game	optimization code level from A to A+	Aug 26, 2020
1154.Day-of-the-Year		1154.Day-of-the-Year	optimization code level from A to A+	Aug 26, 2020
1157.Online-Majority-Element-In-Subarray		1157.Online-Majority-Element-In-Subarray	add leetcode logo	Aug 9, 2020
1160.Find-Words-That-Can-Be-Formed-by-Characters		1160.Find-Words-That-Can-Be-Formed-by-Characters	optimization code level from A to A+	Aug 26, 2020
1170.Compare-Strings-by-Frequency-of-the-Smallest-Character		1170.Compare-Strings-by-Frequency-of-the-Smallest-Character	optimization code level from A to A+	Aug 26, 2020
1171.Remove-Zero-Sum-Consecutive-Nodes-from-Linked-List		1171.Remove-Zero-Sum-Consecutive-Nodes-from-Linked-List	optimization code level from A to A+	Aug 26, 2020
1175.Prime-Arrangements		1175.Prime-Arrangements	optimization code level from A to A+	Aug 26, 2020
1178.Number-of-Valid-Words-for-Each-Puzzle		1178.Number-of-Valid-Words-for-Each-Puzzle	Add solution 1178	Nov 14, 2021
1184.Distance-Between-Bus-Stops		1184.Distance-Between-Bus-Stops	optimization code level from A to A+	Aug 26, 2020
1185.Day-of-the-Week		1185.Day-of-the-Week	optimization code level from A to A+	Aug 26, 2020
1189.Maximum-Number-of-Balloons		1189.Maximum-Number-of-Balloons	optimization code level from A to A+	Aug 26, 2020
1190.Reverse-Substrings-Between-Each-Pair-of-Parentheses		1190.Reverse-Substrings-Between-Each-Pair-of-Parentheses	Add solution 1190	May 27, 2021
1200.Minimum-Absolute-Difference		1200.Minimum-Absolute-Difference	optimization code level from A to A+	Aug 26, 2020
1201.Ugly-Number-III		1201.Ugly-Number-III	optimization code level from A to A+	Aug 26, 2020
1202.Smallest-String-With-Swaps		1202.Smallest-String-With-Swaps	optimization code level from A to A+	Aug 26, 2020
1203.Sort-Items-by-Groups-Respecting-Dependencies		1203.Sort-Items-by-Groups-Respecting-Dependencies	Use Katex in solution markdown	Jan 19, 2021
1207.Unique-Number-of-Occurrences		1207.Unique-Number-of-Occurrences	optimization code level from A to A+	Aug 26, 2020
1208.Get-Equal-Substrings-Within-Budget		1208.Get-Equal-Substrings-Within-Budget	optimization code level from A to A+	Aug 26, 2020
1209.Remove-All-Adjacent-Duplicates-in-String-II		1209.Remove-All-Adjacent-Duplicates-in-String-II	Add solution 1209	Apr 17, 2021
1217.Minimum-Cost-to-Move-Chips-to-The-Same-Position		1217.Minimum-Cost-to-Move-Chips-to-The-Same-Position	render chapter two	Jan 15, 2021
1221.Split-a-String-in-Balanced-Strings		1221.Split-a-String-in-Balanced-Strings	optimization code level from A to A+	Aug 26, 2020
1232.Check-If-It-Is-a-Straight-Line		1232.Check-If-It-Is-a-Straight-Line	optimization code level from A to A+	Aug 26, 2020
1234.Replace-the-Substring-for-Balanced-String		1234.Replace-the-Substring-for-Balanced-String	optimization code level from A to A+	Aug 26, 2020
1235.Maximum-Profit-in-Job-Scheduling		1235.Maximum-Profit-in-Job-Scheduling	optimization code level from A to A+	Aug 26, 2020
1239.Maximum-Length-of-a-Concatenated-String-with-Unique-Characters		1239.Maximum-Length-of-a-Concatenated-String-with-Unique-Characters	Add solution 1239	Jun 19, 2021
1249.Minimum-Remove-to-Make-Valid-Parentheses		1249.Minimum-Remove-to-Make-Valid-Parentheses	Add solution 413、1249	Feb 20, 2021
1252.Cells-with-Odd-Values-in-a-Matrix		1252.Cells-with-Odd-Values-in-a-Matrix	optimization code level from A to A+	Aug 26, 2020
1254.Number-of-Closed-Islands		1254.Number-of-Closed-Islands	optimization code level from A to A+	Aug 26, 2020
1260.Shift-2D-Grid		1260.Shift-2D-Grid	optimization code level from A to A+	Aug 26, 2020
1266.Minimum-Time-Visiting-All-Points		1266.Minimum-Time-Visiting-All-Points	optimization code level from A to A+	Aug 26, 2020
1268.Search-Suggestions-System		1268.Search-Suggestions-System	Add solution 1268	Jun 4, 2021
1275.Find-Winner-on-a-Tic-Tac-Toe-Game		1275.Find-Winner-on-a-Tic-Tac-Toe-Game	optimization code level from A to A+	Aug 26, 2020
1281.Subtract-the-Product-and-Sum-of-Digits-of-an-Integer		1281.Subtract-the-Product-and-Sum-of-Digits-of-an-Integer	optimization code level from A to A+	Aug 26, 2020
1283.Find-the-Smallest-Divisor-Given-a-Threshold		1283.Find-the-Smallest-Divisor-Given-a-Threshold	optimization code level from A to A+	Aug 26, 2020
1287.Element-Appearing-More-Than-In-Sorted-Array		1287.Element-Appearing-More-Than-In-Sorted-Array	optimization code level from A to A+	Aug 26, 2020
1290.Convert-Binary-Number-in-a-Linked-List-to-Integer		1290.Convert-Binary-Number-in-a-Linked-List-to-Integer	optimization code level from A to A+	Aug 26, 2020
1295.Find-Numbers-with-Even-Number-of-Digits		1295.Find-Numbers-with-Even-Number-of-Digits	optimization code level from A to A+	Aug 26, 2020
1296.Divide-Array-in-Sets-of-K-Consecutive-Numbers		1296.Divide-Array-in-Sets-of-K-Consecutive-Numbers	update	Jan 15, 2022
1299.Replace-Elements-with-Greatest-Element-on-Right-Side		1299.Replace-Elements-with-Greatest-Element-on-Right-Side	optimization code level from A to A+	Aug 26, 2020
1300.Sum-of-Mutated-Array-Closest-to-Target		1300.Sum-of-Mutated-Array-Closest-to-Target	Due to problem 1300 test case change, so solution should modify	Sep 18, 2020
1302.Deepest-Leaves-Sum		1302.Deepest-Leaves-Sum	optimization code level from A to A+	Aug 26, 2020
1304.Find-N-Unique-Integers-Sum-up-to-Zero		1304.Find-N-Unique-Integers-Sum-up-to-Zero	optimization code level from A to A+	Aug 26, 2020
1305.All-Elements-in-Two-Binary-Search-Trees		1305.All-Elements-in-Two-Binary-Search-Trees	optimization code level from A to A+	Aug 26, 2020
1306.Jump-Game-III		1306.Jump-Game-III	optimization code level from A to A+	Aug 26, 2020
1310.XOR-Queries-of-a-Subarray		1310.XOR-Queries-of-a-Subarray	Add solution 1310	May 12, 2021
1313.Decompress-Run-Length-Encoded-List		1313.Decompress-Run-Length-Encoded-List	optimization code level from A to A+	Aug 26, 2020
1317.Convert-Integer-to-the-Sum-of-Two-No-Zero-Integers		1317.Convert-Integer-to-the-Sum-of-Two-No-Zero-Integers	optimization code level from A to A+	Aug 26, 2020
1319.Number-of-Operations-to-Make-Network-Connected		1319.Number-of-Operations-to-Make-Network-Connected	Add solution 1319	Jan 23, 2021
1329.Sort-the-Matrix-Diagonally		1329.Sort-the-Matrix-Diagonally	Add solution 1329	Jan 24, 2021
1332.Remove-Palindromic-Subsequences		1332.Remove-Palindromic-Subsequences	Add solution 1332	Mar 8, 2021
1337.The-K-Weakest-Rows-in-a-Matrix		1337.The-K-Weakest-Rows-in-a-Matrix	Add solution 1337	Feb 15, 2021
1353.Maximum-Number-of-Events-That-Can-Be-Attended		1353.Maximum-Number-of-Events-That-Can-Be-Attended	Add solution 1353	Apr 25, 2021
1380.Lucky-Numbers-in-a-Matrix		1380.Lucky-Numbers-in-a-Matrix	optimization code level from A to A+	Aug 26, 2020
1383.Maximum-Performance-of-a-Team		1383.Maximum-Performance-of-a-Team	Add solution 1383	Jun 5, 2021
1385.Find-the-Distance-Value-Between-Two-Arrays		1385.Find-the-Distance-Value-Between-Two-Arrays	optimization code level from A to A+	Aug 26, 2020
1389.Create-Target-Array-in-the-Given-Order		1389.Create-Target-Array-in-the-Given-Order	optimization code level from A to A+	Aug 26, 2020
1396.Design-Underground-System		1396.Design-Underground-System	Add solution 1396	Mar 20, 2021
1423.Maximum-Points-You-Can-Obtain-from-Cards		1423.Maximum-Points-You-Can-Obtain-from-Cards	Add solution 0665、0669、1423、1463、1579	Feb 13, 2021
1437.Check-If-All-1s-Are-at-Least-Length-K-Places-Away		1437.Check-If-All-1s-Are-at-Least-Length-K-Places-Away	Add solution 1437	Jan 25, 2021
1438.Longest-Continuous-Subarray-With-Absolute-Diff-Less-Than-or-Equal-to-Limit		1438.Longest-Continuous-Subarray-With-Absolute-Diff-Less-Than-or-Equal-to-Limit	Add solution 1438	Feb 21, 2021
1439.Find-the-Kth-Smallest-Sum-of-a-Matrix-With-Sorted-Rows		1439.Find-the-Kth-Smallest-Sum-of-a-Matrix-With-Sorted-Rows	Add solution 0119、1439	Feb 12, 2021
1442.Count-Triplets-That-Can-Form-Two-Arrays-of-Equal-XOR		1442.Count-Triplets-That-Can-Form-Two-Arrays-of-Equal-XOR	Add solution 0609、0692、0890、1048、1442、1738	May 22, 2021
1446.Consecutive-Characters		1446.Consecutive-Characters	Update 1446 solution	Dec 23, 2021
1455.Check-If-a-Word-Occurs-As-a-Prefix-of-Any-Word-in-a-Sentence		1455.Check-If-a-Word-Occurs-As-a-Prefix-of-Any-Word-in-a-Sentence	optimization code level from A to A+	Aug 26, 2020
1461.Check-If-a-String-Contains-All-Binary-Codes-of-Size-K		1461.Check-If-a-String-Contains-All-Binary-Codes-of-Size-K	Add solution 1461、1721	Mar 15, 2021
1463.Cherry-Pickup-II		1463.Cherry-Pickup-II	Add solution 0665、0669、1423、1463、1579	Feb 13, 2021
1464.Maximum-Product-of-Two-Elements-in-an-Array		1464.Maximum-Product-of-Two-Elements-in-an-Array	optimization code level from A to A+	Aug 26, 2020
1465.Maximum-Area-of-a-Piece-of-Cake-After-Horizontal-and-Vertical-Cuts		1465.Maximum-Area-of-a-Piece-of-Cake-After-Horizontal-and-Vertical-Cuts	Add solution 0097、0523、0525、1465、1744	Jun 4, 2021
1470.Shuffle-the-Array		1470.Shuffle-the-Array	optimization code level from A to A+	Aug 26, 2020
1480.Running-Sum-of-1d-Array		1480.Running-Sum-of-1d-Array	Merge pull request #71 from harryleonardo/master	Sep 24, 2020
1482.Minimum-Number-of-Days-to-Make-m-Bouquets		1482.Minimum-Number-of-Days-to-Make-m-Bouquets	Add solution 0583、1482	May 9, 2021
1486.XOR-Operation-in-an-Array		1486.XOR-Operation-in-an-Array	Add solution 1486	May 8, 2021
1512.Number-of-Good-Pairs		1512.Number-of-Good-Pairs	Merge pull request #71 from harryleonardo/master	Sep 24, 2020
1518.Water-Bottles		1518.Water-Bottles	Update 1518 solution	Dec 23, 2021
1539.Kth-Missing-Positive-Number		1539.Kth-Missing-Positive-Number	Add solution 1539	Jan 6, 2021
1551.Minimum-Operations-to-Make-Array-Equal		1551.Minimum-Operations-to-Make-Array-Equal	Add solution 1551	Apr 7, 2021
1572.Matrix-Diagonal-Sum		1572.Matrix-Diagonal-Sum	Update solution 1572	May 22, 2021
1573.Number-of-Ways-to-Split-a-String		1573.Number-of-Ways-to-Split-a-String	Add solution 1573、1684、1685、1688、1689	Dec 15, 2020
1576.Replace-All-s-to-Avoid-Consecutive-Repeating-Characters		1576.Replace-All-s-to-Avoid-Consecutive-Repeating-Characters	fix error	Jun 17, 2022
1579.Remove-Max-Number-of-Edges-to-Keep-Graph-Fully-Traversable		1579.Remove-Max-Number-of-Edges-to-Keep-Graph-Fully-Traversable	Add solution 0665、0669、1423、1463、1579	Feb 13, 2021
1600.Throne-Inheritance		1600.Throne-Inheritance	Add solution 1600, change dir 0167、0303、0304、0307、0653、1017	Jun 20, 2021
1603.Design-Parking-System		1603.Design-Parking-System	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1608.Special-Array-With-X-Elements-Greater-Than-or-Equal-X		1608.Special-Array-With-X-Elements-Greater-Than-or-Equal-X	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1609.Even-Odd-Tree		1609.Even-Odd-Tree	Update solution 1609	Feb 2, 2022
1614.Maximum-Nesting-Depth-of-the-Parentheses		1614.Maximum-Nesting-Depth-of-the-Parentheses	1. Add solution 1091、1614、1619、1624、1629、1636、1704	Feb 15, 2021
1619.Mean-of-Array-After-Removing-Some-Elements		1619.Mean-of-Array-After-Removing-Some-Elements	1. Add solution 1091、1614、1619、1624、1629、1636、1704	Feb 15, 2021
1624.Largest-Substring-Between-Two-Equal-Characters		1624.Largest-Substring-Between-Two-Equal-Characters	1. Add solution 1091、1614、1619、1624、1629、1636、1704	Feb 15, 2021
1629.Slowest-Key		1629.Slowest-Key	1. Add solution 1091、1614、1619、1624、1629、1636、1704	Feb 15, 2021
1631.Path-With-Minimum-Effort		1631.Path-With-Minimum-Effort	Add solution 1631、1691	Feb 13, 2021
1636.Sort-Array-by-Increasing-Frequency		1636.Sort-Array-by-Increasing-Frequency	1. Add solution 1091、1614、1619、1624、1629、1636、1704	Feb 15, 2021
1640.Check-Array-Formation-Through-Concatenation		1640.Check-Array-Formation-Through-Concatenation	Add solution 1640	Jan 1, 2021
1641.Count-Sorted-Vowel-Strings		1641.Count-Sorted-Vowel-Strings	Add solution 1641	Jan 18, 2021
1642.Furthest-Building-You-Can-Reach		1642.Furthest-Building-You-Can-Reach	Add solution 0938、1642	Apr 28, 2021
1646.Get-Maximum-in-Generated-Array		1646.Get-Maximum-in-Generated-Array	Add weekly-contest-214 solution	Nov 10, 2020
1647.Minimum-Deletions-to-Make-Character-Frequencies-Unique		1647.Minimum-Deletions-to-Make-Character-Frequencies-Unique	Add weekly-contest-214 solution	Nov 10, 2020
1648.Sell-Diminishing-Valued-Colored-Balls		1648.Sell-Diminishing-Valued-Colored-Balls	Add weekly-contest-214 solution	Nov 10, 2020
1649.Create-Sorted-Array-through-Instructions		1649.Create-Sorted-Array-through-Instructions	Update solution 1649、493	Apr 22, 2021
1652.Defuse-the-Bomb		1652.Defuse-the-Bomb	Add solution 1652、1653	Nov 28, 2020
1653.Minimum-Deletions-to-Make-String-Balanced		1653.Minimum-Deletions-to-Make-String-Balanced	Add solution 1654、1655	Nov 28, 2020
1654.Minimum-Jumps-to-Reach-Home		1654.Minimum-Jumps-to-Reach-Home	Add solution 1654、1655	Nov 28, 2020
1655.Distribute-Repeating-Integers		1655.Distribute-Repeating-Integers	Add solution 1654、1655	Nov 28, 2020
1656.Design-an-Ordered-Stream		1656.Design-an-Ordered-Stream	Add solution 1656、1657	Nov 20, 2020
1657.Determine-if-Two-Strings-Are-Close		1657.Determine-if-Two-Strings-Are-Close	Add solution 1656、1657	Nov 20, 2020
1658.Minimum-Operations-to-Reduce-X-to-Zero		1658.Minimum-Operations-to-Reduce-X-to-Zero	Add solution 1656、1657、1658、1659	Nov 22, 2020
1659.Maximize-Grid-Happiness		1659.Maximize-Grid-Happiness	Add solution 1656、1657、1658、1659	Nov 22, 2020
1662.Check-If-Two-String-Arrays-are-Equivalent		1662.Check-If-Two-String-Arrays-are-Equivalent	Add solution 1662、1663、1664、1665	Nov 23, 2020
1663.Smallest-String-With-A-Given-Numeric-Value		1663.Smallest-String-With-A-Given-Numeric-Value	Update solution 1663	Jan 28, 2021
1664.Ways-to-Make-a-Fair-Array		1664.Ways-to-Make-a-Fair-Array	Add solution 1662、1663、1664、1665	Nov 23, 2020
1665.Minimum-Initial-Energy-to-Finish-Tasks		1665.Minimum-Initial-Energy-to-Finish-Tasks	Add solution 1662、1663、1664、1665	Nov 23, 2020
1668.Maximum-Repeating-Substring		1668.Maximum-Repeating-Substring	Add solution 1668、1669、1670、1672、1673	Dec 16, 2020
1669.Merge-In-Between-Linked-Lists		1669.Merge-In-Between-Linked-Lists	Add solution 1668、1669、1670、1672、1673	Dec 16, 2020
1670.Design-Front-Middle-Back-Queue		1670.Design-Front-Middle-Back-Queue	Add solution 1668、1669、1670、1672、1673	Dec 16, 2020
1672.Richest-Customer-Wealth		1672.Richest-Customer-Wealth	Add solution 1668、1669、1670、1672、1673	Dec 16, 2020
1673.Find-the-Most-Competitive-Subsequence		1673.Find-the-Most-Competitive-Subsequence	Add solution 1668、1669、1670、1672、1673	Dec 16, 2020
1674.Minimum-Moves-to-Make-Array-Complementary		1674.Minimum-Moves-to-Make-Array-Complementary	Add solution 1674、1690	Dec 17, 2020
1675.Minimize-Deviation-in-Array		1675.Minimize-Deviation-in-Array	Add solution 0031、0987、1675	Feb 12, 2021
1678.Goal-Parser-Interpretation		1678.Goal-Parser-Interpretation	Add Weekly Contest 218	Dec 15, 2020
1679.Max-Number-of-K-Sum-Pairs		1679.Max-Number-of-K-Sum-Pairs	Add Weekly Contest 218	Dec 15, 2020
1680.Concatenation-of-Consecutive-Binary-Numbers		1680.Concatenation-of-Consecutive-Binary-Numbers	Update 1680 test	Dec 15, 2020
1681.Minimum-Incompatibility		1681.Minimum-Incompatibility	Add solution 1668、1669、1670、1672、1673	Dec 16, 2020
1684.Count-the-Number-of-Consistent-Strings		1684.Count-the-Number-of-Consistent-Strings	Add solution 1573、1684、1685、1688、1689	Dec 15, 2020
1685.Sum-of-Absolute-Differences-in-a-Sorted-Array		1685.Sum-of-Absolute-Differences-in-a-Sorted-Array	Add solution 1573、1684、1685、1688、1689	Dec 15, 2020
1688.Count-of-Matches-in-Tournament		1688.Count-of-Matches-in-Tournament	Add solution 1573、1684、1685、1688、1689	Dec 15, 2020
1689.Partitioning-Into-Minimum-Number-Of-Deci-Binary-Numbers		1689.Partitioning-Into-Minimum-Number-Of-Deci-Binary-Numbers	Add solution 1573、1684、1685、1688、1689	Dec 15, 2020
1690.Stone-Game-VII		1690.Stone-Game-VII	Add solution 1674、1690	Dec 17, 2020
1691.Maximum-Height-by-Stacking-Cuboids		1691.Maximum-Height-by-Stacking-Cuboids	Add solution 1631、1691	Feb 13, 2021
1694.Reformat-Phone-Number		1694.Reformat-Phone-Number	Add solution 228、1694、1695	Jan 12, 2021
1695.Maximum-Erasure-Value		1695.Maximum-Erasure-Value	Add solution 228、1694、1695	Jan 12, 2021
1696.Jump-Game-VI		1696.Jump-Game-VI	1. Add solution 1091、1614、1619、1624、1629、1636、1704	Feb 15, 2021
1700.Number-of-Students-Unable-to-Eat-Lunch		1700.Number-of-Students-Unable-to-Eat-Lunch	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1704.Determine-if-String-Halves-Are-Alike		1704.Determine-if-String-Halves-Are-Alike	1. Add solution 1091、1614、1619、1624、1629、1636、1704	Feb 15, 2021
1705.Maximum-Number-of-Eaten-Apples		1705.Maximum-Number-of-Eaten-Apples	Update solution 1705	Feb 2, 2022
1710.Maximum-Units-on-a-Truck		1710.Maximum-Units-on-a-Truck	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1716.Calculate-Money-in-Leetcode-Bank		1716.Calculate-Money-in-Leetcode-Bank	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1720.Decode-XORed-Array		1720.Decode-XORed-Array	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1721.Swapping-Nodes-in-a-Linked-List		1721.Swapping-Nodes-in-a-Linked-List	Add solution 1461、1721	Mar 15, 2021
1725.Number-Of-Rectangles-That-Can-Form-The-Largest-Square		1725.Number-Of-Rectangles-That-Can-Form-The-Largest-Square	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1732.Find-the-Highest-Altitude		1732.Find-the-Highest-Altitude	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1734.Decode-XORed-Permutation		1734.Decode-XORed-Permutation	Add solution 1734	May 10, 2021
1736.Latest-Time-by-Replacing-Hidden-Digits		1736.Latest-Time-by-Replacing-Hidden-Digits	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1738.Find-Kth-Largest-XOR-Coordinate-Value		1738.Find-Kth-Largest-XOR-Coordinate-Value	Add solution 0609、0692、0890、1048、1442、1738	May 22, 2021
1742.Maximum-Number-of-Balls-in-a-Box		1742.Maximum-Number-of-Balls-in-a-Box	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1744.Can-You-Eat-Your-Favorite-Candy-on-Your-Favorite-Day		1744.Can-You-Eat-Your-Favorite-Candy-on-Your-Favorite-Day	Add solution 0097、0523、0525、1465、1744	Jun 4, 2021
1748.Sum-of-Unique-Elements		1748.Sum-of-Unique-Elements	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1752.Check-if-Array-Is-Sorted-and-Rotated		1752.Check-if-Array-Is-Sorted-and-Rotated	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1758.Minimum-Changes-To-Make-Alternating-Binary-String		1758.Minimum-Changes-To-Make-Alternating-Binary-String	Add solution 1603、1608、1700、1710、1716、1720、1725、1732、1736、1742、1748、1…	Feb 15, 2021
1763.Longest-Nice-Substring		1763.Longest-Nice-Substring	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
1791.Find-Center-of-Star-Graph		1791.Find-Center-of-Star-Graph	update solution 1791	Mar 2, 2022
1816.Truncate-Sentence		1816.Truncate-Sentence	Update 1816 solution	Dec 23, 2021
1818.Minimum-Absolute-Sum-Difference		1818.Minimum-Absolute-Sum-Difference	Add solution 1818	Jul 18, 2021
1846.Maximum-Element-After-Decreasing-and-Rearranging		1846.Maximum-Element-After-Decreasing-and-Rearranging	Add solution 0791	Jul 18, 2021
1877.Minimize-Maximum-Pair-Sum-in-Array		1877.Minimize-Maximum-Pair-Sum-in-Array	Add solution 1877	Aug 8, 2021
1984.Minimum-Difference-Between-Highest-and-Lowest-of-K-Scores		1984.Minimum-Difference-Between-Highest-and-Lowest-of-K-Scores	update solution 1984	Mar 2, 2022
2022.Convert-1D-Array-Into-2D-Array		2022.Convert-1D-Array-Into-2D-Array	Add solution 2022	Jan 3, 2022
2037.Minimum-Number-of-Moves-to-Seat-Everyone		2037.Minimum-Number-of-Moves-to-Seat-Everyone	Update	May 18, 2022
2038.Remove-Colored-Pieces-if-Both-Neighbors-are-the-Same-Color		2038.Remove-Colored-Pieces-if-Both-Neighbors-are-the-Same-Color	Update	May 18, 2022
2043.Simple-Bank-System		2043.Simple-Bank-System	Update	May 18, 2022
2164.Sort-Even-and-Odd-Indices-Independently		2164.Sort-Even-and-Odd-Indices-Independently	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
2165.Smallest-Value-of-the-Rearranged-Number		2165.Smallest-Value-of-the-Rearranged-Number	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
2166.Design-Bitset		2166.Design-Bitset	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
2167.Minimum-Time-to-Remove-All-Cars-Containing-Illegal-Goods		2167.Minimum-Time-to-Remove-All-Cars-Containing-Illegal-Goods	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
2169.Count-Operations-to-Obtain-Zero		2169.Count-Operations-to-Obtain-Zero	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
2170.Minimum-Operations-to-Make-the-Array-Alternating		2170.Minimum-Operations-to-Make-the-Array-Alternating	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
2171.Removing-Minimum-Number-of-Magic-Beans		2171.Removing-Minimum-Number-of-Magic-Beans	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
2180.Count-Integers-With-Even-Digit-Sum		2180.Count-Integers-With-Even-Digit-Sum	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
2181.Merge-Nodes-in-Between-Zeros		2181.Merge-Nodes-in-Between-Zeros	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
2182.Construct-String-With-Repeat-Limit		2182.Construct-String-With-Repeat-Limit	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
2183.Count-Array-Pairs-Divisible-by-K		2183.Count-Array-Pairs-Divisible-by-K	Add solution 560、1763、2164、2165、2166、2167、2169、2170、2171、2180、2181、21…	Mar 1, 2022
9990085.Maximal-Rectangle		9990085.Maximal-Rectangle	optimization code level from A to A+	Aug 26, 2020
9990132.Palindrome-Partitioning-II		9990132.Palindrome-Partitioning-II	optimization code level from A to A+	Aug 26, 2020
9990316.Remove-Duplicate-Letters		9990316.Remove-Duplicate-Letters	optimization code level from A to A+	Aug 26, 2020
9990352.Data-Stream-as-Disjoint-Intervals		9990352.Data-Stream-as-Disjoint-Intervals	optimization code level from A to A+	Aug 26, 2020
9990363.Max-Sum-of-Rectangle-No-Larger-Than-K		9990363.Max-Sum-of-Rectangle-No-Larger-Than-K	optimization code level from A to A+	Aug 26, 2020
9990975.Odd-Even-Jump		9990975.Odd-Even-Jump	Merge pull request #60 from halfrost/code_quality_improvement	Aug 27, 2020
9991044.Longest-Duplicate-Substring		9991044.Longest-Duplicate-Substring	optimization code level from A to A+	Aug 26, 2020
9991292.Maximum-Side-Length-of-a-Square-with-Sum-Less-than-or-Equal-to-Threshold		9991292.Maximum-Side-Length-of-a-Square-with-Sum-Less-than-or-Equal-to-Threshold	optimization code level from A to A+	Aug 26, 2020
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