#LeetCode The solutions of LeetCode questions.

DoneList

num	title	answer
0001	Two Sum	python3
0002	Add Two Numbers	python3
0003	Longest Substring Without Repeating Characters	python3
0006	ZigZag Conversion	python3 C
0007	Reverse Integer	Python Java
0008	String to Integer (atoi)	python3
0012	Integer to Roman	python3
0013	Roman to Integer	python3
0014	Longest Common Prefix	python3
0017	Letter Combinations of a Phone Number	python3
0020	Valid Parentheses	python3
0021	Merge Two Sorted Lists	python3
0022	Generate Parentheses	python3
0027	Remove Element	python3 Java
0028	Implement strStr	python3 Java
0029	Divide Two Integers	python3
0030	Substring with Concatenation of All Words	python3
0035	Search Insert Position	python3
0036	Valid Sudoku	python3 C++
0038	Count and Say	python3 C++
0042	Trapping Rain Water	python3
0043	Multiply Strings	python3
0049	Group Anagrams	python3
0053	Maximum Subarray	python3
0054	Spiral Matrix	python3
0058	Length of Last Word	python3 C++
0059	Spiral Matrix II	python3
0061	Rotate List	python3
0065	Valid Number	python3
0066	Plus One	python3 C++
0067	Add Binary	python3
0068	Text Justification	python3
0069	Sqrt(x)	python3
0070	Climbing Stairs	python3
0071	Simplify Path	python3
0073	Set Matrix Zeroes	python3
0074	Search a 2D Matrix	python3
0080	Remove Duplicates from Sorted Array II	python3
0081	Search in Rotated Sorted Array II	python3
0082	Remove Duplicates from Sorted List II	python3
0083	Remove Duplicates from Sorted List	python3 Java
0086	Partition List	python3
0087	Scramble String	python3
0088	Merge Sorted Array	python3 Java
0089	Gray Code	python3
0090	Subsets II	python3
0091	Decode Ways	python3
0092	Reverse Linked List II	python3
0115	Distinct Subsequences	python3
0119	Pascal's Triangle II	python3
0122	Best Time to Buy and Sell Stock II	python3
0125	Valid Palindrome	python3
0131	Palindrome Partitioning	python3
0132	Palindrome Partitioning	python3
0136	Single Number	python3
0137	Single Number II	python3
0138	Copy List with Random Pointer	python3
0141	Linked List Cycle	python3
0149	Max Points on a Line	python3
0150	Evaluate Reverse Polish Notation	python3
0153	Find Minimum in Rotated Sorted Array	python3
0154	Find Minimum in Rotated Sorted Array II	python3
0155	Min Stack	python3 Java
0160	ntersection of Two Linked Lists	python3
0162	Find Peak Element	python3 C++
0165	Compare Version Numbers	python3
0166	Fraction to Recurring Decimal	python3
0168	Excel Sheet Column Title	python3 Java C++
0169	Majority Element	python3 Java C C++ C# GO JS Kotlin PHP Ruby Racket Rust Scala Swift TypeScript
0171	Excel Sheet Column Number	python3 Java C Rust C++ JS
0172	Factorial Trailing Zeroes	python3
0173	Binary Search Tree Iterator	python3
0179	Largest Number	python3
0187	Repeated DNA Sequences	python3
0189	Rotate Array	python3
0190	Reverse Bits	python3 C
0191	Number of 1 Bits	python3 Java C
0195	Tenth Line	bash
0203	Remove Linked List Elements	python3
0206	Reverse Linked List	python3
0208	Implement Trie (Prefix Tree)	python3
0211	Design Add and Search Words Data Structure	python3
0212	Word Search II	python3 C++
0213	House Robber II	python3
0218	The Skyline Problem	python3
0219	Contains Duplicate II	python3
0220	Contains Duplicate III	python3
0223	Rectangle Area	python3 C++
0224	Basic Calculator	python3
0227	Basic Calculator II	python3
0229	Majority Element II	python3
0230	Kth Smallest Element in a BST	python3
0231	Power of Two	python3
0232	Implement Queue using Stacks	python3 Java
0233	Number of Digit One	python3
0237	Delete Node in a Linked List	python3
0240	Search a 2D Matrix II	python3
0241	Different Ways to Add Parentheses	python3
0258	Add Digits	python3
0260	Single Number III	python3
0263	Ugly Number	python3
0268	Missing Number	python3
0273	Integer to English Words	python3 C++
0274	H-Index	python3
0275	H-Index	python3
0278	First Bad Version	python3
0279	Perfect Squares	python3
0264	Ugly Number II	python3
0282	Expression Add Operators	python3
0284	Peeking Iterator	python3 C++
0292	Nim Game	python3 C++
0295	Find Median from Data Stream	python3
0299	Bulls and Cows	python3
0300	Longest Increasing Subsequence	python3
0301	Remove Invalid Parentheses	python3
0303	Range Sum Query - Immutable	python3 Java
0304	Range Sum Query 2D - Immutable	python3 Java
0306	Additive Number	python3
0307	Range Sum Query - Mutalbe	python3
0310	Minimum Heights Trees	C
0313	Super Ugly Number	python3
0318	Maximum Product of Word Lengths	Python3
0319	Bulb Switcher	Python3
0324	Wiggle Sort II	Python3
0326	Power of Three	C++
0331	Verify Preorder Serialization of a Binary Tree	python3
0334	Increasing Triplet Subsequence	python3 C
0335	Self Crossing	python3
0338	Counting Bits	python3
0341	Flatten Nested List Iterator	python3
0342	Power of Four	python3
0345	Reverse Vowels of a String	python3
0352	Data Stream as Disjoint Intervals	python3
0354	Russian Doll Envelopes	python3
0357	Count Numbers with Unique Digits	C
0363	Max Sum of Rectangle No Larger Than K	python3
0368	Largest Divisible Subset	python3
0371	Sum of Two Integers	python3
0372	Super Pow	python3
0373	Find K Pairs with Smallest Sums	python3
0374	Guess Number Higher or Lower	python3
0375	Guess Number Higher or Lower II	python3
0377	Combination Sum IV	python3
0380	Insert Delete GetRandom O(1)	python3
0382	Linked List Random Node	python3
0383	Ransom Note	C
0384	Shuffle an Array	python3
0385	Mini Parser	python3
0386	Lexicographical Numbers	C
0388	Longest Absolute File Path	python3
0390	Elimination Game	python3
0391	Perfect Rectangle	python3
0393	UTF-8 Validation	python3
0395	Longest Substring with At Least K Repeating Characters	python3
0396	Rotate Function	C
0397	Integer Replacement	python3
0398	Random Pick Index	python3
0400	Nth Digit	python3
0401	Binary Watch	python3
0403	Frog Jump	python3
0405	Convert a Number to Hexadecimal	python3
0407	Trapping Rain Water II	python3
0412	Fizz Buzz	python3 C++
0413	Arithmetic Slices	python3
0414	Third Maximum Number	python3
0417	Pacific Atlantic Water Flow	python3
0419	Battleships in a Board	python3
0420	Strong Password Checker	python3
0421	Maximum XOR of Two Numbers in an Array	python3
0423	Reconstruct Original Digits from English	python3
0427	Construct Quad Tree	Python3
0429	N-ary Tree Level Order Traversal	C
0430	Flatten a Multilevel Doubly Linked List	python3
0432	All O'one Data Structure	python3
0433	Minimum Genetic Mutation	python3
0434	Number of Segments in a String	python3
0435	Non-overlapping Intervals	python3
0436	Find Right Interval	python3
0437	Path Sum III	python3
0438	Find All Anagrams in a String	python3
0441	Arranging Coins	python3
0442	Find All Duplicates in an Array	python3
0443	String Compressing	python3
0446	Arithmetic Slices II - Subsequence	python3
0447	Number of Boomerangs	python3 C++
0448	Find All Numbers Disappeared in an Array	python3
0449	Serialize and Deserialize BST	python3
0450	Delete Node in a BST	python3
0451	Sort Characters By Frequency	Java
0453	Minimum Moves to Equal Array Elements	python3
0456	132 Pattern	python3
0457	Circular Array Loop	python3
0458	Poor Pigs	python3
0461	Hamming Distance	python3
0462	Minimum Moves to Equal Array Elements II	python3
0464	Can I Win	python3
0467	Unique Substrings in Warparound String	python3
0468	Validate IP Address	python3
0470	Implement Rand10() Using Rand7()	python3
0472	Concatenated Words	python3
0473	Matchsticks to Square	python3
0474	Ones and Zeroes	python3
0475	Heaters	python3
0476	Number Complement	python3
0477	Total Hamming Distance	python3
0478	Generate Random Point in a Circle	python3
0479	Largest Palindrome Product	C
0481	Magical String	python3 C
0482	License Key Formation	python3
0483	Smallest Good Base	python3
0485	Max Consecutive Ones	python3
0488	Zuma Game	python3
0492	Construct the Rectangle	python3
0494	Target Sum	python3
0495	Teemo Attacking	python3
0496	Next Greater Element I	python3
0497	Random Point in Non-overlapping Rectangles	python3
0498	Diagonal Traverse	python3
0500	Keyboard Row	python3
0502	IPO	python3 C++
0503	Next Greater Element II	python3 Java
0504	Base 7	python3
0506	Relative Ranks	python3
0507	Perfect Number	python3
0508	Most Frequent Subtree Sum	python3
0509	Fibonacci Number	python3
0513	Find Bottom Left Tree Value	python3
0515	Find Largest Value in Each Tree Row	python3
0516	Longest Palindromic Subsequence	python3
0517	Super Washing Machines	python3
0518	Coin Change 2	python3
0519	Random Flip Matrix	python3
0520	Detect Capital	python3
0521	Longest Uncommon Subsequence I	python3
0522	Longest Uncommon Subsequence II	python3
0523	Continuous Subarray Sum	python3
0524	Longest Word in Dcitionary Through Deletion	python3 C++
0525	Continuous Array	python3
0526	Beautiful Arrangement	python3
0528	Random Pick with Weight	python3
0532	K-diff Pairs in an Array	python3
0535	Encode and Decode TinyURL	python3 C
0537	Complex Number Multiplication	python3
0539	Minimum Time Difference	python3
0540	Single Element in a Sorted Array	python3
0541	Reverse String II	python3
0551	Student Attendence Record !	python3
0552	Student Ateendence Record II	python3
0553	Optimal Division	python3
0554	Brick Wall	python3
0556	Next Greater Element III	python3
0558	Logical OR of Two Binary Grids Represented as Quad-Trees	python3
0559	Maximum Depth of N-ary Tree	python3
0561	Array Partition I	python3 Java
0563	Binary Tree Tilt	python3
0564	Find the Closest Palindrome	python3
0565	Array Nesting	python3
0566	Reshape the Matrix	python3
0567	Permutation in String	python3
0575	Distribute Candies	python3
0576	Out of Boundary Paths	python3
0581	Shortest Unsorted Continuous Subarray	python3
0583	Delete Operation for Two Strings	python3
0587	Erect the Fence	python3
0589	N-ary Tree Preorder Traversal	python3
0590	N-ary Tree Postorder Traversal	python3
0591	Tag Validator	C
0593	Valid Square	python3
0594	Longest Harmonious Subsequence	python3
0598	Range Addition II	python3
0599	Minimum Index Sum of Two List	python3
0600	Non-negative Integers without Consecutive Ones	python3
0606	Construct String From Binary Tree	python3
0611	Valid Triangle Number	python3
0622	Design Circular Queue	python3 C
0623	Add One Row to Tree	python3
0629	K Inverse Pairs Array	python3
0630	Course Schedule II	python3
0633	Sum of Square Numbers	python3
0636	Exclusive Time of Functions	python3
0638	Shopping Offers	python3
0639	Decode Ways II	python3
0640	Solve the Equation	python3 Java
0641	Design Circular Deque	python3
0643	Maximum Average Subarray I	python3 Java
0645	Set Mismatch	python3
0646	Maximum Length of Pair Chain	python3
0648	Replace Wrods	python3
0650	2 Keys Keyboard	python3 C++
0652	Find Duplicate Subtrees	python3
0653	Two Sum IV - Input is a BST	python3
0654	Maximum Binary Tree	python3
0655	Print Binary Tree	python3
0658	Find K Closest Elements	python3
0661	Image Smoother	python3
0662	Maximum Width of Binary Tree	python3
0664	Strange Printer	python3
0665	Non-decreasing Array	python3
0667	Beautiful Arrangement II	python3
0668	Kth Smallest Number in Multiplication Table	python3
0669	Trim a Binary Search Tree	python3
0670	Maximum Swap	python3
0671	Second Minimum Node Ia a Binary Tree	python3
0672	Bulb Switcher II	python3
0673	Number of Longest Increasing Subsequence	python3
0675	Cut Off Trees for Golf Event	python3
0676	Implement Magic Dictionary	python3
0677	Map Sum Pairs	python3
0678	Valid Parenthesis String	python3 C++
0682	Baseball Game	python3
0686	Repeated String Match	python3
0687	Longest Univalue Path	python3 C
0688	Knight Probability in Chessboard	python3
0689	Maximum Sum of 3 Non-Overlapping Subarrays	python3
0690	Employee Importance	python3
0691	Stickers to Spell Word	python3
0692	Top K Frequent Words	python3
0693	Binary Number with Alternating Bits	python3
0697	Degree of an Array	python3
0698	Partition to K Equal Sum Subsets	python3
0699	Falling Squares	C
0700	Search in a Binary Search Tree	python3 C
0703	Kth Largest Element in a Stream	python3
0704	Binary Search	C++
0705	Design HashSet	python3
0706	Design HashMap	JS
0707	Design Linked List	python3
0709	To Lower Case	Javascript
0710	Random Pick with Blacklist	python3
0713	Subarray Product Less Than K	python3
0715	Range Module	python3
0717	1-bit and 2-bit Characters	python3
0719	Find K-th Smallest Pair Distance	python3
0720	Longest Word in Dictionary	python3
0725	Split Linked List in Parts	python3 C++
0726	Number of Atoms	python3
0728	Slef Dividing Number	python3
0729	My Calender I	python3
0730	Count Different Palindromic Subsequences	python3
0731	My Callender II	python3
0732	My Callender III	python3
0735	Asteroid Collision	python3
0736	Parse Lisp Expression	python3
0740	Delete and Earn	python3
0741	Cherry Pickup	python3
0743	Network Delay Time	python3
0744	Find Smallest Letter Greater Than Target	python3
0745	Prefix and Suffix Search	python3
0747	Largest Number At Least Twice of Others	python3
0748	Shortest Completing Word	python3
0749	Contain Virus	python3
0752	Open the Lock	python3
0753	Cracking the Safe	Go
0754	Reach a Number	python3 C
0757	Set Intersection Size At Least Two	python3
0761	Special Binary String	Python3
0762	Prime Number of Set Bits in Binary Representation	C
0764	Largest Plus Sign	python3
0765	Couples Holding Hands	python3
0766	Toeplitz Matrix	python3
0768	Max Chunks To Make Sorted II	python3
0769	Max Chunks To Make Sorted	python3 C
0773	Sliding Puzzle	python3
0775	Global and Local Inversions	python3 C
0777	Swap Adjacent in LR String	python3
0779	K-th Symbol in Grammar	python3 C
0780	Reaching Points	python3
0781	Rabbits in Forest	python3
0782	Transform to Chessboard	python3
0784	Letter Case Permutation	python3
0786	K-th Smallest Prime Fraction	python3
0787	Cheapest Flights Within K Stops	python3
0788	Rotated Digits	python3
0789	Escape The Ghosts	python3
0790	Domino and Tromino Tiling	python3
0791	Custom Sort String	python3
0792	Number of Matching Subsequences	python3
0793	Preimage Size of Factorial Zeroes Function	python3
0794	Valid Tic-Tac State	python3
0795	Number of Subarrays with Bounded Maximum	C Python3
0796	Rotate String	C
0797	All Paths From Source to Target	python3
0798	Smallest Rotation with Highest Score	python3
0799	Champagne Tower	python3
0801	Minimum Swaps To Make Sequences Increasing	python3
0802	Find Eventual Safe States	python3
0804	Unique Morse Code Words	C
0805	Split Array With Same Average	Python3
0806	Number of Lines To Write String	C
0807	Max Increase to Keep City Skyline	python3
0808	Soup Servings	python3
0809	Expressive Words	python3
0810	Chalkboard XOR Game	python3
0811	Subdomain Visit Count	python3
0812	Largest Triangle Area	python3
0813	Largest Sum of Averages	python3
0814	Binary Tree Pruning	python3
0815	Bus Routes	python3
0816	Ambiguous Coordinates	Python3
0817	Linked List Components	Python3
0819	Most Common Word	C
0821	Shortest Distance to a Character	C
0823	Flipping an Image	python3
0824	Goat Latin	C
0825	Friends Of Appropriate Ages	python3
0827	Making A Large Island	python3
0828	Count Unique Characters of All Substrings of a Given String	python3
0829	Consecutive Number Sum	python3
0830	Positions of Large Groups	python3
0838	Push Dominoes	python3
0841	Keys and Rooms	python3
0846	Hand of Straights	python3
0847	Shortest Path Visiting All Nodes	python3
0850	Rectangle Area II	python3
0851	Loud andd Rich	python3
0852	Peak Index in a Mountain Array	python3
0854	K-Similar Strings	python3
0855	Exam Room	python3
0856	Score of Parentheses	python3 C
0857	Minimum Cost to Hire K Workers	python3
0862	Shortest Subarray with Sum at Least K	python3
0863	All Nodes Distance K in Binary Tree	python3
0864	Shortest Path to Get All keys	python3
0867	Transpose Matrix	python3
0868	Binary Gap	C
0869	Recordered Power of 2	python3
0870	Advantage Shuffle	python3
0871	Minimum Number of Refueling Stops	python3
0872	Leaf-Similar Trees	python3
0873	Length of Longest Fibonacci Subsequence	python3
0875	Koko Eating Bananas	python3
0877	Stone Game	python3
0878	Nth Magical Number	python3
0879	Profitable Schemes	python3
0881	Boats to Save People	python3
0882	Reachable Nodes In Subdivided Graph	Python3
0883	Projection Area of 3D Shapes	C
0884	Uncommon Words from Two Sentences	python3
0886	Possible Bipartition	python3
0890	Find and Replace Pattern	python3
0891	Sum of Subsequence Widths	python3
0895	Maximum Frequency Stack	python3
0896	Monotonic Array	python3
0897	Increasing Order Search Tree	python3
0899	Orderly Queue	python3
0901	Online Stock Span	python3
0902	Numbers At Most N Given Digit Set	python3
0903	Binary Subarrays With Sum	python3
0904	Fruit into Baskets	python3
0905	Sort Array By Parity	C
0908	Smallest Range I	C
0909	Snakes and ladders	python3
0911	Online Election	python3
0913	Cat and Mouse	python3
0915	Partition Array into Disjoint Intervals	python3
0917	Reverse Only Letters	python3
0919	Complete Binary Tree Inserter	python3
0921	Minimum Add to Make Parentheses Valid	python3 C
0926	Flip String to Monotone Increasing	python3
0927	Three Equal Parts	python3
0929	Unique Email Addresses	python3
0933	Number of Recent Calls	C
0934	Shortest Bridge	python3
0937	Record Data in Log Files	C
0938	Range Sum of BST	python3
0940	Distinct Subsquences II	Python3
0942	DI String Match	C
0944	Delete Columns to Make Sorted	C
0946	Validate Stack Sequences	Python3 C
0952	Largest Component Size by Common Factor	python3
0953	Verifying an Alien Dictionary	python3
0954	Array of Doubled Pairs	python3
0961	N-Repeated Element in Size 2N Array	python3
0965	Univalued Binary Tree	python3 C
0969	Pancake Sorting	python3
0978	Positions of Large Groups	python3
0981	Time Based Key-Value Store	python3
0987	Vertical Order Traversal of a Binary Tree	python3 Java
0989	Add to Array-Form of Integer	python3 Java
0992	Subarrays with K Different Integers	python3
0993	Cousins in Binary Tree	python3
0995	Minimum Number of K Consecutive Bit Flips	python3
0997	Find the Town Judge	python3
0998	Maximum Binary Tree II	python3 C
1001	Grid Illumination	python3
1004	Max Consecutive Ones III	python3 Java
1006	Clumsy Factorial	python3
1011	Capacity To Ship Packages Within D Days	python3
1020	Number of Enclaves	python3
1021	Remove Outermost Parentheses	python3
1022	Sum of Root To Leaf Binary Numbers	python3
1034	Coloring A Border	python3
1035	Uncrossed Lines	python3
1036	Escape a Large Maze	python3
1037	Valid Boomerang	python3 C
1044	Longest Duplicate Substring	python3
1047	Remove All Adjacent Duplicates In String	python3
1049	Last Stone Weight II	python3
1051	Height Checker	python3
1052	Grumpy Bookstore	python3
1074	Number of Submatrices That Sum to Target	python3
1078	Occurrences After Bigram	python3
1089	Duplicate Zeros	python3
1104	Path In Zigzag Labelled Binary Tree	python3
1106	Parsing A Boolean Expression	python3
1108	Defanging an IP Address	python3 C
1109	Corporate Flight Bookings	python3
1124	Longest Well-Performing Interval	python3
1129	Shortest Path with Alternating Colors	python3
1137	N-th Tribonacci Number	python3
1138	Alphabet Board Path	python3
1139	Largest 1-Bordered Square	python3
1143	Longest Common Subsequence	python3
1145	Binary Tree Coloring Game	python3
1154	Day of Year	python3
1161	Maximum Level Sum of a Binary Tree	python3
1175	Prime Arrangements	python3 C
1178	Number of Valid Words for Each Puzzle	python3
1184	Distance Between Bus Stops	python3
1185	Day of the Week	python3
1189	Maximum Number of Balloons	python3
1190	Reverse Substrings Between Each Pair of Parentheses	python3
1200	Minimum Absolute Difference	python3
1206	Design Skiplist	python3
1208	Get Equal Substrings Within Budget	python3 Java
1210	Minimum Moves to Reach Target with Rotations	Python3 C
1217	Minimum Cost to Move Chips to The Same Position	Python3 C
1218	Longest Arithmetic Subsequence of Given Difference	Python3
1219	Path with Maximum Gold	python3
1220	Count Vowels Permutation	python3
1221	Split a String in Balanced Strings	C++
1223	Dice Roll Simulation	Javascript
1224	Maximum Equal Frequency	python3
1233	Remove Sub-Folders from the Filesystem	python3
1234	Replace the Substring for Balanced String	python3
1235	Maximum Profit in Job Scheduling	python3
1237	Find Positive Integer Solution for a Given Equation	python3
1239	Maximum Length of a Concatenated String with Unique Characters	python3
1250	Check If It Is a Good Array	python3
1252	Cells with Odd Values in a Matrix	python3
1260	Shift 2D Grid	python3
1269	Number of Ways to Stay in the Same Place After Some Steps	python3
1282	Group the People Given the Size Group They Belong To	python3
1302	Deepest Leaves Sum	python3
1305	All Elements in Two Binary Search Trees	python3
1310	XOR Queries of a Subarray	python3
1326	Minimum Number of Taps to Open to Water a garden	python3
1331	Rank Transform of an Array	python3
1332	Remove Palindromic Subsequences	python3
1337	The K Weakest Rows in a Matrix	python3
1342	Number of Steps to Reduce a Number to Zero	python3
1345	Jump Game IV	python3
1365	How Many Numbers Are Smaller Than the Current Number	python3
1374	Generate a String With Characters That Have Odd Counts	python3
1380	Lucky Number in a Matrix	python3
1403	Minimum Subsequence in Non-Increasing Order	python3
1405	Longest Happy String	python3
1408	String Matching in an Array	python3
1413	Minimum value to Get Positive Step by Step Sum	python3 C
1414	Find the Minimum Number of Fibonacci Numbers Whose Sum is k	python3
1417	Reformate the String	python3 C
1418	Display Table of Food Orders in a Restaurant	python3
1422	Maximum Score After Splitting a String	python3 C
1423	Maximum Points You Can Obtain from Cards	python3 Java
1436	Destination City	python3
1438	Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit	python3
1441	Build an Array With Stack Operations	python3
1442	Count Triplets That Can Form Two Arrays of Equal XOR	python3
1446	Consecutive Characters	python3
1447	Simplified Fractions	python3
1449	Form Largest Integer With Digits That Add up to Target	python3
1450	Number of Students Doing Homework at a Given Time	python3
1455	Check If a Word Occurs As a Prefix of Any Word in a Sentence	python3
1460	Make Two Arrays Equal by Reversing Sub-arrays	python3
1464	Maximum Product of Two Elements in an Array	python3 C
1470	Shuffle the Array	python3 C
1473	Paint House III	python3
1475	Final Prices With a Special Discount in a Shop	python3 C
1480	Running Sum of 1d Array	C++
1482	Minimum Number of Days to Make m Bouquets	python3
1486	XOR Operation in an Array	python3
1518	Water Bottles	python3
1576	Replace All ?'s to Avoid Consecutive Repeating Characters	python3
1582	Special Positions in a Binary Matrix	python3
1583	Count Unhappy Friends	python3
1588	Sum of All Odd Length Subarrays	python3
1592	Rearrange Spaces Between Words	python3
1598	Crawler Log Folder	python3 C
1600	Throne Inheritance	python3
1601	Maximum Number of Achievable Transfer Requests	python3
1603	Design Parking System	python3 Java
1604	Alert Using Same Key-Card Three or More Times in a One Hour Period	python3
1606	Find Servers That Handled Most Number of Requests	python3
1608	Special Array With X Elements Grater Than or Equal X	python3
1609	Even Odd Tree	python3
1610	Maximum Number of Visible Points	python3
1614	Maximum Nesting Depth of the Parentheses	python3
1619	Mean of Array After Removing Some Elements	python3
1620	Coordinate With Maximum Network Quality	python3
1624	Largest Substring Between Two Equal Characters	python3 C
1629	Slowest Key	python3
1632	Rank Transform of a Matrix	python3
1636	Sort Array By Increasing Frequency	python3
1640	Check Array Formation Through Concatenation	python3
1646	Get Maximum in Generated Array	python3
1652	Defuse the Bomb	Python3
1656	Design an Ordered Stream	Python3
1658	Minimum Operations to Reduce X to Zero	Python3
1662	Check If Two String Array Is Equivalent	C Python3
1663	Smallest String With A Given Numeric Value	Python3
1664	Ways to Make a Fair Array	Python3
1668	Maximum Repeating Substring	Python3
1669	Merge In Between Linked Lists	Python3
1672	Richest Customer Wealth	C
1678	Goal parser Interpretation	C
1684	Count the Number of Consistent String	python3 C
1687	Delivering Boxes from Storage to Ports	python3
1688	Count of Matches in Tournament	python3
1691	Maximum Height by Stacking Cuboids	python3
1694	Reformate Phone Number	python3
1697	Checking Existence of Edge Length Limited Paths	python3
1700	Number of Students Unable to Eat Lunch	python3 C
1703	Minimum Adjacent Swaps for K consecutive Ones	python3
1704	Determine if String Halves Are Alike	python3 C
1705	Maximum Number of Eaten Apples	python3
1706	Where Will the Ball Fall	python3
1707	Maximum XOR With an Element From Array	python3
1710	Maximum Units on a Truck	python3 C
1711	Count Good Meals	python3
1713	Minimum Operations to Make a Subsequence	python3
1716	Calculate Money in Leetcode Bank	python3
1719	Number Of Ways To Reconstruct A Tree	python3
1720	Decode XORed Array	python3
1723	Find Minimum Time to Finish All Jobs	python3
1725	Number of Reactangles That Can Form The Largest Sequare	python3
1728	Cat and Mouse II	python3
1732	Find the Highest Altitude	python3 C
1734	Decode XORed Permutation	python3
1736	Latest Time by Replacing Hidden Digits	python3
1738	Find Kth Largest XOR Coordinate Value	python3
1739	Building Boxes	python3
1742	Maximum Number of Balls in a Box	python3
1743	Restore the Array From Adjacent Pairs	python3
1744	Can You Eat Your Favorite Candy on Your Favorite Day?	python3
1748	Sum of Unique Elements	python3
1750	Minimum Length of String After Deleting Similar Ends	python3 C
1752	Check if Array Is Sorted and Rotated	python3
1753	Maximum Score From Removing Stones	python3 C
1754	Largest Merge Of Two Strings	python3
1758	Minimum Changes To Make Alternating Binary String	python3 C
1759	Count Number of Homogenous Substrings	python3
1760	Minimum Limit of Balls in a Bag	python3
1763	Longest Nice Substring	python3
1764	Form Array By Concatenating Subarrays of Another Array	python3
1765	Map of Highest Peak	python3
1768	Merge Strings Alternately	python3 C
1769	Minimum Number of Operations to Move All Balls to Each	python3
1773	Count Items Matching a Rule	python3 C
1774	Closest Dessert Cost	python3
1775	Equal Sum Arrays With Minimum Number of Operations	python3 C
1779	Find Nearest Point That has the Same X or Y coordinate	python3 C
1780	Check if Number is a Sum of Powers of Three	python3
1781	Check if Binary String Has at Most One Segment of Ones	python3 C
1784	Sum of Beauty of All Substrings	python3
1785	Minimum Elements to Add to Form a Given Sum	python3 C
1787	Make the XOR of All Segments Equal to Zero	python3
1790	Check if One String Swap Can Make Strings Equal	C
1791	Find Center of Star Graph	python3
1792	Maximum Average Pass Ratio	python3
1796	Second Largest Digit in a String	python3
1797	Design Authentication Manager	Javascript
1798	Maximum Number of Consecutive Values You Can Make	Java
1799	Maximize Score After N Operations	python3
1800	Maximum Ascending Subarray Sum	python3 C
1801	Number of Orders in the Backlog	python3
1802	Maximum Value at a Given Index in a Bounded Array	python3
1803	Count Pairs With XOR in a Range	python3
1805	Number of Different Integers in a String	python3
1806	Minimum Number of Operations to Reinitialize a Permutation	python3
1807	Evaluate the Bracket Pairs of a String	python3
1812	Determine Color of a Chessboard Square	python3
1813	Sentence Similarity III	python3
1814	Count Nice Pairs in an Array	python3
1815	Maximum Number of Groups Getting Fresh Donuts	python3
1816	Truncate Sentence	python3
1817	Finding the Users Active Minutes	python3
1818	Minimum Absolute Sum Difference	python3
1819	Number of Different Subsequences GCDs	python3
1822	Sign of the Product of an Array	C
1823	Find the Winner of the Circular Game	python3
1824	Minimum Sideway Jumps	python3
1825	Finding MK Average	python3
1827	Minimum Operations to Make the Array Increasing	python3
1828	Queries on Number of Points Inside a Circle	python3
1832	Check if the Sentence Is Pangram	python3 C
1833	Maximum Ice Cream Bars	python3
1838	Frequency of the Most Frequent Element	python3
1846	Maximum Element After Decreasing and Rearranging	python3
1877	Minimize Maximum Pair Sum in Array	python3
1893	Check if All the Integers in a Range Are Covered	python3
1894	Find the Student that Will Replace the Chalk	python3 C++
1945	Sum of Digits of String After Convert	python3
1971	Find if Path Exists in Graph	python3
1984	Minimum Difference Between Highest and Lowest of K Scores	python3
1994	The Number of Good Subsets	python3
1995	Count Special Quadruplets	python3
1996	The Number of Weak Characters in the Game	python3
2000	Reverse Prefix of Word	python3
2006	Count Number of Pairs With Absolute Difference K	python3
2011	Final Value of Variable After Performing Operations	python3
2013	Detect Squares	python3
2016	Maximum Difference Between Increasing Elements	python3
2022	Convert 1D Array Into 2D Array	python3
2024	Maximize the Confusion of an Exam	python3
2027	Minimum Moves to Convert String	python3 C
2028	Find Missing Observations	python3
2032	Two Out of Three	python3
2034	Stock Price Fluctuation	python3
2037	Minimum Number of Moves to Seat Everyone	python3
2038	Remove Colored Pieces if Both Neighbors are the Same Color	python3
2039	The Time When The Network Becomes Idle	python3
2042	Check if Numbers Are Ascending in a Sentence	python3
2043	Simple Bank System	python3
2044	Count Number of Maximum Bitwise-OR Subsets	python3
2045	Second Minimum Time to Reach Destination	python3
2046	Count Nodes With the Highest Score	python3
2047	Number of Valid Words in a Sentence	python3
2055	Plates Between Candles	python3
2069	Stone Game IX	python3
2100	Find Good Days to Rob the Bank	python3
2104	Sum of Subarray Ranges	python3
2180	Count Integers with Even Digit Sum	python3
2185	Counting Words With a Given Prefix	python3
2283	Check if Number Has Equal Digit Count and Digit Value	python3
2287	Rearrange Characters to Make Target String	python3
2293	Min Max Game	python3
2299	Strong Password Checker II	python3
2303	Calculate Amount Paid in Taxes	python3
2309	Greatest English Letter in Upper and Lower Case	python3
2315	Count Asterisks	python3
2319	Check if Matrix Is X-Matrix	python3 C
2325	Decode the Message	python3
2331	Evaluate Boolean Binary Tree	python3
2335	Minimum Amount of Time to Fill Cups	python3
2341	Maximum Number of Pairs in Array	python3
2347	Best Poker Hand	python3
2351	First Letter to Appear Twice	python3
LCP07	传递信息	python3
剑指Offer10	I.斐波那契数列	C++
剑指Offer15	二进制中1的个数	python3
剑指Offer22	链表中倒数第k个节点	C++
剑指Offer37	序列化二叉树	python3
剑指Offer38	字符串的排列	python3
剑指Offer42	连续子数组的最大和	python3
剑指Offer52	两个链表的第一个公共节点	python3
剑指Offer53	在排序数组中查找数字I	python3
剑指Offer64	求1+2+…+n	python3 Java C++
剑指OfferII029	排序的循环链表	python3
剑指OfferII041	滑动窗口的平均值	python3
剑指OfferII069	山峰数组的顶部	python3
剑指OfferII091	粉刷房子	python3
OfferII114	外星文字典	python3
OfferII115	重建序列	python3
面试题01.02	Check Permutation LCCI	python3 C
?????01.05	One Away LCCI	python3
?????01.08	Zero Martix LCCI	python3
?????01.09	String Rotation LCCI	python3
面试题04.06	Successor LCCI	python3
面试题10.02	Group Anagrams LCCI	python3
面试题17.09	Get Kty Magic Number LCCI	python3
?????17.10	Find Majority Element LCCI	python3
面试题17.11	Find Closest LCCI	python3
?????17.14	Smallest K LCCI	python3 C++
面试题17.19	Missing Two LCCI	python3 C++
面试题17.21	Volume of Histogram LCCI	python3