leetcode

Create a new problem

gulp init
prompt: num: <number>
prompt: language: [js|rust]

It will generate a folder and files automatically.

Benchmark

npm run benchmark
node benchmark
node benchmark -t Roman

Test

Node.js

npm test
mocha test
mocha test -t Roman

Test Java using mocha

mocha test -t '001.Two Sum' --java

Test Ruby using mocha

mocha test -t '001.Two Sum' --ruby

Rust

cargo test
cargo test --lib -p <target>

Links

#	Title	Solution
1721	Swapping Nodes in a Linked List	js
1712	Ways to Split Array Into Three Subarrays	js
1711	Count Good Meals	js
1710	Maximum Units on a Truck	js
1704	Determine if String Halves Are Alike	js
1680	Concatenation of Consecutive Binary Numbers	rust
1679	Max Number of K-Sum Pairs	rust
1675	Minimize Deviation in Array	js
1673	Find the Most Competitive Subsequence	js
1672	Richest Customer Wealth	js
1663	Smallest String With A Given Numeric Value	rust
1662	Check If Two String Arrays are Equivalent	rust
1658	Minimum Operations to Reduce X to Zero	rust
1657	Determine if Two Strings Are Close	rust
1649	Create Sorted Array through Instructions	js, rust
1646	Get Maximum in Generated Array	rust
1642	Furthest Building You Can Reach	js
1641	Count Sorted Vowel Strings	rust
1631	Path With Minimum Effort	js, rust
1609	Even Odd Tree	js
1539	Kth Missing Positive Number	js
1520	Maximum Number of Non-Overlapping Substrings	js
1519	Number of Nodes in the Sub-Tree With the Same Label	js
1518	Water Bottles	js
1514	Path with Maximum Probability	js
1513	Number of Substrings With Only 1s	js
1512	Number of Good Pairs	js
1504	Count Submatrices With All Ones	js
1503	Last Moment Before All Ants Fall Out of a Plank	js
1502	Can Make Arithmetic Progression From Sequence	js
1487	Making File Names Unique	js
1486	XOR Operation in an Array	js
1461	Check If a String Contains All Binary Codes of Size K	js
1458	Max Dot Product of Two Subsequences	js
1457	Pseudo-Palindromic Paths in a Binary Tree	js
1456	Maximum Number of Vowels in a Substring of Given Length	js
1455	Check If a Word Occurs As a Prefix of Any Word in a Sentence	js
1437	Check If All 1's Are at Least Length K Places Away	rust
1430	Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree	js
1429	First Unique Number	js
1428	Leftmost Column with at Least a One	js
1427	Perform String Shifts	js
1426	Counting Elements	js, go, python
1417	Reformat The String	js
1414	Find the Minimum Number of Fibonacci Numbers Whose Sum Is K	js
1413	Minimum Value to Get Positive Step by Step Sum	js
1396	Design Underground System	js
1395	Count Number of Teams	js
1394	Find Lucky Integer in an Array	js
1392	Longest Happy Prefix	js
1391	Check if There is a Valid Path in a Grid	js
1390	Four Divisors	js
1389	Create Target Array in the Given Order	js
1387	Sort Integers by The Power Value	js
1386	Cinema Seat Allocation	js
1385	Find the Distance Value Between Two Arrays	js
1383	Maximum Performance of a Team	js
1381	Design a Stack With Increment Operation	js
1380	Lucky Numbers in a Matrix	js
1379	Find a Corresponding Node of a Binary Tree in a Clone of That Tree	js
1370	Increasing Decreasing String	js
1368	Minimum Cost to Make at Least One Valid Path in a Grid	js
1367	Linked List in Binary Tree	js
1366	Rank Teams by Votes	js
1365	How Many Numbers Are Smaller Than the Current Number	js
1363	Largest Multiple of Three	js
1362	Closest Divisors	js
1361	Validate Binary Tree Nodes	js
1360	Number of Days Between Two Dates	js
1352	Product of the Last K Numbers	js
1351	Count Negative Numbers in a Sorted Matrix	js
1348	Tweet Counts Per Frequency	js
1347	Minimum Number of Steps to Make Two Strings Anagram	js
1346	Check If N and Its Double Exist	js
1345	Jump Game IV	js
1344	Angle Between Hands of a Clock	js
1342	Number of Steps to Reduce a Number to Zero	rust
1340	Jump Game V	js
1339	Maximum Product of Splitted Binary Tree	js
1338	Reduce Array Size to The Half	js
1337	The K Weakest Rows in a Matrix	js, rust
1334	Find the City With the Smallest Number of Neighbors at a Threshold Distance	js
1333	Filter Restaurants by Vegan-Friendly, Price and Distance	js
1332	Remove Palindromic Subsequences	js
1331	Rank Transform of an Array	js
1329	Sort the Matrix Diagonally	js, rust
1328	Break a Palindrome	js
1326	Minimum Number of Taps to Open to Water a Garden	js
1325	Delete Leaves With a Given Value	js
1324	Print Words Vertically	js
1323	Maximum 69 Number	js
1319	Number of Operations to Make Network Connected	js
1318	Minimum Flips to Make a OR b Equal to c	js
1317	Convert Integer to the Sum of Two No-Zero Integers	js
1306	Jump Game III	js
1305	All Elements in Two Binary Search Trees	js
1304	Find N Unique Integers Sum up to Zero	js
1293	Shortest Path in a Grid with Obstacles Elimination	js
1292	Maximum Side Length of a Square with Sum Less than or Equal to Threshold	js
1291	Sequential Digits	js
1290	Convert Binary Number in a Linked List to Integer	js
1289	Minimum Falling Path Sum II	js
1287	Element Appearing More Than 25% In Sorted Array	js
1286	Iterator for Combination	js
1284	Minimum Number of Flips to Convert Binary Matrix to Zero Matrix	js
1282	Group the People Given the Group Size They Belong To	js
1281	Subtract the Product and Sum of Digits of an Integer	js
1277	Count Square Submatrices with All Ones	js
1276	Number of Burgers with No Waste of Ingredients	js
1275	Find Winner on a Tic Tac Toe Game	js
1269	Number of Ways to Stay in the Same Place After Some Steps	js
1268	Search Suggestions System	js
1267	Count Servers that Communicate	js
1266	Minimum Time Visiting All Points	js
1263	Minimum Moves to Move a Box to Their Target Location	js
1262	Greatest Sum Divisible by Three	js
1261	Find Elements in a Contaminated Binary Tree	js
1260	Shift 2D Grid	js
1255	Maximum Score Words Formed by Letters	js
1254	Number of Closed Islands	js
1253	Reconstruct a 2-Row Binary Matrix	js
1252	Cells with Odd Values in a Matrix	js
1249	Minimum Remove to Make Valid Parentheses	js, rust
1248	Count Number of Nice Subarrays	js
1247	Minimum Swaps to Make Strings Equal	js
1239	Maximum Length of a Concatenated String with Unique Characters	js
1238	Circular Permutation in Binary Representation	js
1237	Find Positive Integer Solution for a Given Equation	js
1233	Remove Sub-Folders from the Filesystem	js
1232	Check If It Is a Straight Line	js
1222	Queens That Can Attack the King	js
1221	Split a String in Balanced Strings	js
1220	Count Vowels Permutation	js
1219	Path with Maximum Gold	js
1218	Longest Arithmetic Subsequence of Given Difference	js
1217	Play with Chips	js
1209	Remove All Adjacent Duplicates in String II	js
1208	Get Equal Substrings Within Budget	js
1202	Smallest String With Swaps	js
1201	Ugly Number III	js
1200	Minimum Absolute Difference	js
1190	Reverse Substrings Between Each Pair of Parentheses	js
1186	Maximum Subarray Sum with One Deletion	js
1185	Day of the Week	js
1184	Distance Between Bus Stops	js
1175	Prime Arrangements	js
1171	Remove Zero Sum Consecutive Nodes from Linked List	js
1163	Last Substring in Lexicographical Order	js
1162	As Far from Land as Possible	js
1161	Maximum Level Sum of a Binary Tree	js
1160	Find Words That Can Be Formed by Characters	js
1156	Swap For Longest Repeated Character Substring	js
1155	Number of Dice Rolls With Target Sum	js
1154	Day of the Year	js
1143	Longest Common Subsequence	js
1137	N-th Tribonacci Number	js
1123	Lowest Common Ancestor of Deepest Leaves	js
1122	Relative Sort Array	js
1111	Maximum Nesting Depth of Two Valid Parentheses Strings	js
1110	Delete Nodes And Return Forest	js
1109	Corporate Flight Bookings	js
1108	Defanging an IP Address	js
1105	Filling Bookcase Shelves	js
1103	Distribute Candies to People	js
1095	Find in Mountain Array	js
1094	Car Pooling	js
1093	Statistics from a Large Sample	js
1091	Shortest Path in Binary Matrix	js, rust
1090	Largest Values From Labels	js
1089	Duplicate Zeros	js
1081	Smallest Subsequence of Distinct Characters	js
1080	Insufficient Nodes in Root to Leaf Paths	js
1079	Letter Tile Possibilities	js
1078	Occurrences After Bigram	js
1072	Flip Columns For Maximum Number of Equal Rows	js
1071	Greatest Common Divisor of Strings	js
1054	Distant Barcodes	js
1053	Previous Permutation With One Swap	js
1052	Grumpy Bookstore Owner	js
1051	Height Checker	js
1046	Last Stone Weight	js, python
1044	Longest Duplicate Substring	js
1042	Flower Planting With No Adjacent	js
1041	Robot Bounded In Circle	js
1038	Binary Search Tree to Greater Sum Tree	js
1037	Valid Boomerang	js
1035	Uncrossed Lines	js
1032	Stream of Characters	js
1030	Matrix Cells in Distance Order	js
1029	Two City Scheduling	js
1026	Maximum Difference Between Node and Ancestor	js
1022	Sum of Root To Leaf Binary Numbers	js
1021	Remove Outermost Parentheses	js
1010	Pairs of Songs With Total Durations Divisible by 60	js
1009	Complement of Base 10 Integer	js
1008	Construct Binary Search Tree from Preorder Traversal	js
1005	Maximize Sum Of Array After K Negations	js
0999	Available Captures for Rook	js
0997	Find the Town Judge	js
0994	Rotting Oranges	js
0993	Cousins in Binary Tree	js
0991	Broken Calculator	rust
0987	Vertical Order Traversal of a Binary Tree	js
0986	Interval List Intersections	js
0983	Minimum Cost For Tickets	js
0977	Squares of a Sorted Array	js
0973	K Closest Points to Origin	js
0970	Powerful Integers	js
0967	Numbers With Same Consecutive Differences	js
0965	Univalued Binary Tree	js
0961	N-Repeated Element in Size 2N Array	js
0958	Check Completeness of a Binary Tree	js
0957	Prison Cells After N Days	js
0953	Verifying an Alien Dictionary	js
0951	Flip Equivalent Binary Trees	js
0950	Reveal Cards In Increasing Order	js
0949	Largest Time for Given Digits	js
0946	Validate Stack Sequences	rust
0944	Delete Columns to Make Sorted	js, go, python
0943	Find the Shortest Superstring	js
0942	DI String Match	js
0941	Valid Mountain Array	js
0938	Range Sum of BST	js
0933	Number of Recent Calls	js
0929	Unique Email Addresses	js
0919	Complete Binary Tree Inserter	js
0918	Maximum Sum Circular Subarray	js
0916	Word Subsets	js
0905	Sort Array By Parity	js
0901	Online Stock Span	js
0897	Increasing Order Search Tree	js
0896	Monotonic Array	js
0895	Maximum Frequency Stack	js
0890	Find and Replace Pattern	js
0889	Construct Binary Tree from Preorder and Postorder Traversal	js
0886	Possible Bipartition	js
0884	Uncommon Words from Two Sentences	js
0881	Boats to Save People	rust
0876	Middle of the Linked List	js, go, python, cpp
0875	Koko Eating Bananas	js
0872	Leaf-Similar Trees	js
0870	Advantage Shuffle	js
0863	All Nodes Distance K in Binary Tree	js
0860	Lemonade Change	js
0859	Buddy Strings	js
0856	Score of Parentheses	rust
0852	Peak Index in a Mountain Array	js
0849	Maximize Distance to Closest Person	js
0848	Shifting Letters	js
0846	Hand of Straights	js
0845	Longest Mountain in Array	js
0844	Backspace String Compare	js, go, python
0841	Keys and Rooms	js
0840	Magic Squares In Grid	js
0836	Rectangle Overlap	js
0835	Image Overlap	js
0832	Flipping an Image	js
0831	Masking Personal Information	js
0830	Positions of Large Groups	js
0829	Consecutive Numbers Sum	js
0828	Unique Letter String	js
0826	Most Profit Assigning Work	js
0825	Friends Of Appropriate Ages	js
0824	Goat Latin	js
0823	Binary Trees With Factors	js
0822	Card Flipping Game	js
0821	Shortest Distance to a Character	js, rust
0820	Short Encoding of Words	js
0819	Most Common Word	js
0817	Linked List Components	js
0816	Ambiguous Coordinates	js
0814	Binary Tree Pruning	js
0811	Subdomain Visit Count	js
0807	Max Increase to Keep City Skyline	js
0806	Number of Lines To Write String	js
0805	Split Array With Same Average	js
0804	Unique Morse Code Words	js
0802	Find Eventual Safe States	js
0801	Minimum Swaps To Make Sequences Increasing	js
0800	Similar RGB Color	js
0799	Champagne Tower	js
0797	All Paths From Source to Target	js
0796	Rotate String	js
0791	Custom Sort String	js
0789	Escape The Ghosts	js
0788	Rotated Digits	js
0787	Cheapest Flights Within K Stops	js
0785	Is Graph Bipartite?	js, rust
0784	Letter Case Permutation	js, rust
0783	Minimum Distance Between BST Nodes	js
0779	K-th Symbol in Grammar	js
0771	Jewels and Stones	js
0766	Toeplitz Matrix	js
0763	Partition Labels	js
0760	Find Anagram Mappings	js
0759	Employee Free Time	js
0758	Bold Words in String	js
0750	Number Of Corner Rectangles	js
0748	Shortest Completing Word	js
0746	Min Cost Climbing Stairs	js
0744	Find Smallest Letter Greater Than Target	js
0733	Flood Fill	js
0731	My Calendar II	js
0729	My Calendar I	js
0721	Accounts Merge	js
0720	Longest Word in Dictionary	js
0714	Best Time to Buy and Sell Stock with Transaction Fee	js
0707	Design Linked List	js
0706	Design HashMap	js
0705	Design HashSet	js
0704	Binary Search	js
0703	Kth Largest Element in a Stream	js
0701	Insert into a Binary Search Tree	js
0700	Search in a Binary Search Tree	js
0695	Max Area of Island	js
0693	Binary Number with Alternating Bits	js
0687	Longest Univalue Path	js
0686	Repeated String Match	js
0682	Baseball Game	js
0681	Next Closest Time	js
0680	Valid Palindrome II	js
0679	24 Game	js
0678	Valid Parenthesis String	js
0677	Map Sum Pairs	js
0669	Trim a Binary Search Tree	js
0665	Non-decreasing Array	js, ruby
0663	Equal Tree Partition	js
0662	Maximum Width of Binary Tree	js
0661	Image Smoother	js
0660	Remove 9	js
0659	Split Array into Consecutive Subsequences	js
0658	Find K Closest Elements	js, ruby
0657	Judge Route Circle	js, ruby
0656	Coin Path	js
0655	Print Binary Tree	js
0654	Maximum Binary Tree	js
0653	Two Sum IV - Input is a BST	js
0652	Find Duplicate Subtrees	js
0651	4 Keys Keyboard	js
0650	2 Keys Keyboard	js
0649	Dota2 Senate	js
0646	Maximum Length of Pair Chain	js
0645	Set Mismatch	js, rust
0637	Average of Levels in Binary Tree	js
0633	Sum of Square Numbers	js
0628	Maximum Product of Three Numbers	js
0627	Swap Salary	sql
0623	Add One Row to Tree	js
0621	Task Scheduler	js
0617	Merge Two Binary Trees	js
0606	Construct String from Binary Tree	js
0605	Can Place Flowers	js
0599	Minimum Index Sum of Two Lists	js, go
0594	Longest Harmonious Subsequence	js, rust
0590	N-ary Tree Postorder Traversal	js
0581	Shortest Unsorted Continuous Subarray	js, rust
0575	Distribute Candies	rust
0572	Subtree of Another Tree	js
0567	Permutation in String	js
0566	Reshape the Matrix	js, java
0563	Binary Tree Tilt	js
0560	Subarray Sum Equals K	js
0559	Maximum Depth of N-ary Tree	js
0557	Reverse Words in a String III	js
0543	Diameter of Binary Tree	js, python
0540	Single Element in a Sorted Array	js
0538	Convert BST to Greater Tree	js
0535	Encode and Decode TinyURL	js
0532	K-diff Pairs in an Array	js
0530	Minimum Absolute Difference in BST	js
0528	Random Pick with Weight	js
0525	Contiguous Array	js
0524	Longest Word in Dictionary through Deleting	rust
0520	Detect Capital	js
0518	Coin Change 2	js
0513	Find Bottom Left Tree Value	js
0509	Fibonacci Number	js
0507	Perfect Number	js, java
0504	Base 7	js
0501	Find Mode in Binary Search Tree	js
0500	Keyboard Row	js, java
0492	Construct the rectangle	js
0488	Zuma Game	js
0487	Max Consecutive Ones II	js
0486	Predict the Winner	js
0485	Max Consecutive Ones	js
0482	License Key Formatting	js
0479	Largest Palindrome Product	js, java
0476	Number Complement	js, go
0474	Ones and Zeroes	js
0468	Validate IP Address	js
0463	Island Perimeter	js
0461	Hamming Distance	js
0459	Repeated Substring Pattern	js
0455	Assign Cookies	js
0454	4Sum II	js
0453	Minimum Moves to Equal Array Elements	js
0452	Minimum Number of Arrows to Burst Balloons	js
0451	Sort Characters By Frequency	js
0450	Delete Node in a BST	js
0448	Find All Numbers Disappeared in an Array	js
0443	String Compression	js
0442	Find All Duplicates in an Array	js
0441	Arranging Coins	js
0438	Find All Anagrams in a String	js
0437	Path Sum III	js
0435	Non-overlapping Intervals	js
0434	Number of Segments in a String	js
0430	Flatten a Multilevel Doubly Linked List	js
0423	Reconstruct Original Digits from English	js
0417	Pacific Atlantic Water Flow	js
0415	Add Strings	js
0414	Third Maximum Number	js
0413	Arithmetic Slices	rust
0412	Fizz Buzz	js, java
0409	Longest Palindrome	js
0406	Queue Reconstruction by Height	js
0405	Convert a Number to Hexadecimal	js
0404	Sum of Left Leaves	js
0402	Remove K Digits	js
0401	Binary Watch	js
0400	Nth Digit	js
0392	Is Subsequence	js
0389	Find the Difference	js
0387	First Unique Character in a String	js
0383	Ransom Note	js, go
0382	Linked List Random Node	js
0380	Insert Delete GetRandom O(1)	js
0378	Kth Smallest Element in a Sorted Matrix	js
0376	Wiggle Subsequence	js
0374	Guess Number Higher or Lower	java
0373	Find K Pairs with Smallest Sums	js
0371	Sum of Two Integers	js
0368	Largest Divisible Subset	js
0367	Valid Perfect Square	js
0354	Russian Doll Envelopes	js
0350	Intersection of Two Arrays II	js
0349	Intersection of Two Arrays	js
0347	Top K Frequent Elements	js
0345	Reverse Vowels of a String	js
0344	Reverse String	js, ts
0342	Power of Four	js
0341	Flatten Nested List Iterator	js
0338	Counting Bits	js
0337	House Robber III	js
0332	Reconstruct Itinerary	js
0331	Verify Preorder Serialization of a Binary Tree	js
0329	Longest Increasing Path in a Matrix	js
0328	Odd Even Linked List	js
0326	Power of Three	js
0322	Coin Change	js
0314	Vertical Order Traversal of a Binary Tree	js, rust
0303	Range Sum Query - Immutable	js
0300	Longest Increasing Subsequence	js
0299	Bulls and Cows	js
0297	Serialize and Deserialize Binary Tree	js
0292	Nim Game	js
0290	Word Pattern	js
0289	Game of Life	js, rust
0287	Find the Duplicate Number	js
0284	Peeking Iterator	js
0283	Move Zeroes	js, go, python
0279	Perfect Squares	js
0278	First Bad Version	js, go
0275	H-Index II	js
0274	H-Index	js
0268	Missing Number	js
0264	Ugly Number II	js
0263	Ugly Number	js
0260	Single Number III	js
0258	Add Digits	js
0257	Binary Tree Paths	js
0242	Valid Anagram	js, rust, ruby
0240	Search a 2D Matrix II	rust
0239	Sliding Window Maximum	js
0238	Product of Array Except Self	js, go
0237	Delete Node in a Linked List	js
0236	Lowest Common Ancestor of a Binary Tree	js
0235	Lowest Common Ancestor of a Binary Search Tree	js, go
0234	Palindrome Linked List	js
0232	Implement Queue using Stacks	js
0231	Power of Two	js, ruby
0230	Kth Smallest Element in a BST	js
0228	Summary Ranges	js
0227	Basic Calculator II	js
0226	Invert Binary Tree	js, ruby
0225	Implement Stack using Queues	js, ruby
0222	Count Complete Tree Nodes	js
0221	Maximal Square	js
0219	Contains Duplicate II	js, ruby
0217	Contains Duplicate	js, ruby
0215	Kth Largest Element in an Array	js, rust
0213	House Robber II	js
0212	Word Search II	js
0211	Design Add and Search Words Data Structure	js
0210	Course Schedule II	js
0208	Implement Trie (Prefix Tree)	js
0207	Course Schedule	js, cs
0206	Reverse Linked List	js, ruby
0205	Isomorphic Strings	js
0204	Count Primes	js
0203	Remove Linked List Elements	js
0202	Happy Number	js, go
0201	Bitwise AND of Numbers Range	js
0200	Number of Islands	js
0199	Binary Tree Right Side View	js
0198	House Robber	js
0197	Rising Temperature	sql
0196	Delete Duplicate Emails	sql
0195	Tenth Line	bash
0193	Valid Phone Numbers	bash
0191	Number of 1 Bits	js, rust
0190	Reverse Bits	js, java
0189	Rotate Array	js, go
0183	Customers Who Never Order	sql
0182	Duplicate Emails	sql
0181	Employees Earning More Than Their Managers	sql
0179	Largest Number	js
0176	Second Highest Salary	sql
0175	Combine Two Tables	sql
0174	Dungeon Game	js
0172	Factorial Trailing Zeroes	js, ruby
0171	Excel Sheet Column Number	js, ruby
0169	Majority Element	js
0168	Excel Sheet Column Title	js, go
0167	Two Sum II - Input array is sorted	js, go, python, java
0162	Find Peak Element	js
0160	Intersection of Two Linked Lists	js
0155	Min Stack	js
0154	Find Minimum in Rotated Sorted Array II	js
0153	Find Minimum in Rotated Sorted Array	js
0152	Maximum Product Subarray	js
0151	Reverse Words in a String	js
0149	Max Points on a Line	js
0148	Sort List	js
0146	LRU Cache	js
0145	Binary Tree Postorder Traversal	js
0144	Binary Tree Preorder Traversal	js
0142	Linked List Cycle II	js
0141	Linked List Cycle	js
0140	Word Break II	js
0139	Word Break	js
0138	Copy List with Random Pointer	js
0137	Single Number II	js
0136	Single Number	js, go
0134	Gas Station	js
0131	Palindrome Partitioning	js
0130	Surrounded Regions	js
0129	Sum Root to Leaf Numbers	js
0128	Longest Consecutive Sequence	js
0127	Word Ladder	js
0125	Valid Palindrome	js
0124	Binary Tree Maximum Path Sum	js
0123	Best Time to Buy and Sell Stock III	js
0122	Best Time to Buy and Sell Stock II	js, go, python
0121	Best Time to Buy and Sell Stock	js, rust, java
0120	Triangle	js
0119	Pascal's Triangle II	js, cs
0118	Pascal's Triangle	js, cs
0117	Populating Next Right Pointers in Each Node II	js
0116	Populating Next Right Pointers in Each Node	js
0115	Distinct Subsequences	js
0114	Flatten Binary Tree to Linked List	js
0113	Path Sum II	js
0112	Path Sum	js
0111	Minimum Depth of Binary Tree	js
0110	Balanced Binary Tree	js
0109	Convert Sorted List to Binary Search Tree	js
0108	Convert Sorted Array to Binary Search Tree	js
0107	Binary Tree Level Order Traversal II	js
0106	Construct Binary Tree from Inorder and Postorder Traversal	js
0105	Construct Binary Tree from Preorder and Inorder Traversal	js
0104	Maximum Depth of Binary Tree	js, java, cs
0103	Binary Tree Zigzag Level Order Traversal	js
0102	Binary Tree Level Order Traversal	js
0101	Symmetric Tree	js, cs
0100	Same Tree	js, go
0098	Validate Binary Search Tree	js
0097	Interleaving String	js
0096	Unique Binary Search Trees	js
0094	Binary Tree Inorder Traversal	js
0089	Gray Code	js
0088	Merge Sorted Array	js, rust, java
0083	Remove Duplicates from Sorted List	js
0082	Remove Duplicates from Sorted List II	js
0079	Word Search	js
0078	Subsets	js
0076	Minimum Window Substring	js
0075	Sort Colors	js
0072	Edit Distance	js
0071	Simplify Path	rust
0070	Climbing Stairs	js, rust, java, cs
0069	Sqrt(x)	js
0067	Add Binary	js, java
0066	Plus One	js, java
0064	Minimum Path Sum	js
0063	Unique Paths II	js
0062	Unique Paths	js
0060	Permutation Sequence	js
0058	Length of Last Word	js, java
0055	Jump Game	js, go
0053	Maximum Subarray	js, go, java
0051	N-Queens	js
0050	Pow(x, n)	js
0049	Group Anagrams	js, go, python
0046	Permutations	js
0045	Jump Game II	js
0042	Trapping Rain Water	js
0039	Combination Sum	js
0038	Count and Say	js
0036	Valid Sudoku	js, cs
0035	Search Insert Position	js, go, rust, java
0034	Find First and Last Position of Element in Sorted Array	js
0033	Search in Rotated Sorted Array	js
0032	Longest Valid Parentheses	js
0031	Next Permutation	js
0028	Implement strStr	js, java
0027	Remove Element	js, java
0026	Remove Duplicates from Sorted Array	js, java
0024	Swap Nodes in Pairs	js
0023	Merge k Sorted Lists	js
0022	Generate Parentheses	js, cs
0021	Merge Two Sorted Lists	js, java
0020	Valid Parentheses	js, rust, java, cs
0019	Remove Nth Node From End of List	js
0018	4Sum	js
0017	Letter Combinations of a Phone Number	js
0016	3Sum Closest	js
0015	3Sum	js
0014	Longest Common Prefix	js, java
0013	Roman to Integer

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