LeetCode Profile

#	Title	Source Code
1	Two Sum	JavaScript
2	Add Two Numbers	JavaScript
3	Longest Substring Without Repeating Characters	JavaScript
4	Median of Two Sorted Arrays	C#
7	Reverse Integer	C#
8	String to Integer (atoi)	JavaScript
9	Palindrome Number	JavaScript
11	Container With Most Water	JavaScript
12	Integer to Roman	JavaScript
13	Roman to Integer	JavaScript
14	Longest Common Prefix	JavaScript
15	3Sum	JavaScript
16	3Sum Closest	JavaScript
18	4Sum	JavaScript
19	Remove Nth Node From End of List	JavaScript
20	Valid Parentheses	JavaScript
21	Merge Two Sorted Lists	JavaScript
23	Merge k Sorted Lists	JavaScript
24	Swap Nodes in Pairs	JavaScript
25	Reverse Nodes in k Group	JavaScript
26	Remove Duplicates from Sorted Array	JavaScript
27	Remove Element	JavaScript
28	Implement strStr	JavaScript
29	Divide Two Integers	JavaScript
32	Longest Valid Parentheses	JavaScript
33	Search in Rotated Sorted Array	JavaScript
34	Find First and Last Position of Element in Sorted Array	JavaScript
35	Search Insert Position	JavaScript
36	Valid Sudoku	JavaScript
38	Count and Say	JavaScript
41	First Missing Positive	JavaScript
42	Trapping Rain Water	JavaScript
43	Multiply Strings	JavaScript
45	Jump Game ii	JavaScript
46	Permutations	JavaScript
48	Rotate Image	JavaScript
49	Group Anagrams	JavaScript
53	Maximum Subarray	JavaScript
55	Jump Game	JavaScript
56	Merge Intervals	JavaScript
57	Insert Intervals	JavaScript
58	Length of Last Word	JavaScript
61	Rotate List	JavaScript
62	Unique Paths	JavaScript
63	Unique Paths ii	JavaScript
64	Minimum Path Sum	JavaScript
66	Plus One	JavaScript
67	Add Binary	JavaScript
69	sqrtx	JavaScript
70	Climbing Stairs	JavaScript
71	Simplify Path	JavaScript
73	Set Matrix Zeroes	JavaScript
74	Search a 2D Matrix	JavaScript
75	Sort Colors	JavaScript
77	Combinations	JavaScript
78	Subsets	JavaScript
80	Remove Duplicates from Sorted Array ii	JavaScript
81	Search in Rotated Sorted Array ii	JavaScript
83	Remove Duplicates from Sorted List	JavaScript
84	Largest Rectangle in Histogram	JavaScript
86	Partition List	JavaScript
88	Merge Sorted Array	JavaScript
90	Subsets II	JavaScript
91	Decode Ways	JavaScript
94	Binary Tree Inorder Traversal	JavaScript
96	Unique Binary Search Trees	JavaScript
98	Validate Binary Search Tree	JavaScript
100	Same Tree	JavaScript
101	Symmetric Tree	JavaScript
102	Binary Tree Level Order Traversal	JavaScript
103	Binary Tree Zigzag Level Order Traversal	JavaScript
104	Maximum Depth of Binary Tree	JavaScript
105	Construct Binary Tree from Preorder and Inorder Traversal	JavaScript
106	Construct Binary Tree from Inorder and Postorder Traversal	JavaScript
107	Binary Tree Level Order Traversal ii	JavaScript
108	Convert Sorted Array to Binary Search Tree	JavaScript
109	Convert Sorted List to Binary Search Tree	JavaScript
110	Balanced Binary Tree	JavaScript
111	Minimum Depth of Binary Tree	JavaScript
112	Path Sum	JavaScript
113	Path Sum ii	JavaScript
114	Flatten Binary Tree to Linked List	JavaScript
116	Populating Next Right Pointers in Each Node	JavaScript
117	Populating Next Right Pointers in Each Node II	JavaScript
118	Pascal's Triangle	JavaScript
119	Pascal's Triangle II	JavaScript
120	Triangle	JavaScript
121	Best Time to Buy and Sell Stock	JavaScript
122	Best Time to Buy and Sell Stock II	JavaScript
123	Best Time to Buy and Sell Stock III	JavaScript
124	Binary Tree Maximum Path Sum	JavaScript
125	Valid Palindrome	JavaScript
127	Word Ladder	JavaScript
128	Longest Consecutive Sequence	JavaScript
129	Sum Root to Leaf Numbers	JavaScript
134	Gas Station	JavaScript
135	Candy	JavaScript
136	Single Number	JavaScript
138	Copy List with Random Pointer	JavaScript
139	Word Break	JavaScript
141	Linked List Cycle	JavaScript
142	Linked List Cycle II	JavaScript
143	Reorder List	JavaScript
144	Binary Tree Preorder Traversal	JavaScript
145	Binary Tree Postorder Traversal	JavaScript
146	LRU Cache	JavaScript
147	Insertion Sort List	JavaScript
150	Evaluate Reverse Polish Notation	JavaScript
151	Reverse Words in a String	JavaScript
152	Maximum Product Subarray	JavaScript
153	Find Minimum in Rotated Sorted Array	JavaScript
154	Find Minimum in Rotated Sorted Array II	JavaScript
155	Min Stack	JavaScript
160	Intersection of Two Linked Lists	JavaScript
162	Find Peak Element	JavaScript
165	Compare Version Numbers	JavaScript
167	Two Sum II - Input array is sorted	JavaScript
169	Majority Element	JavaScript
171	Excel Sheet Column Number	JavaScript
172	Factorial Trailing Zeroes	JavaScript
173	Binary Search Tree Iterator	JavaScript
174	Dungeon Game	JavaScript
175	Combine Two Tables	T-SQL
176	Second Highest Salary	T-SQL
179	Largest Number	JavaScript
181	Employees Earning More Than Their Managers	T-SQL
182	Duplicate Emails	T-SQL
183	Customers Who Never Order	T-SQL
187	Repeated DNA Sequences	JavaScript
189	Rotate Array	JavaScript
190	Reverse Bits	JavaScript
191	Number of 1 Bits	JavaScript
198	House Robber	JavaScript
199	Binary Tree Right Side View	JavaScript
200	Number of Islands	JavaScript
201	Bitwise AND of Numbers Range	JavaScript
202	Happy Number	JavaScript
203	Remove Linked List Elements	JavaScript
204	Count Primes	JavaScript
205	Isomorphic Strings	JavaScript
206	Reverse Linked List	JavaScript
207	Course Schedule	JavaScript
209	Minimum Size Subarray Sum	JavaScript
211	Add and Search Word - Data structure design	JavaScript
213	House Robber II	JavaScript
214	Shortest Palindrome	JavaScript
215	Kth Largest Element in an Array	JavaScript
216	Combination Sum III	JavaScript
217	Contains Duplicate	JavaScript
218	The Skyline Problem	JavaScript
219	Contains Duplicate II	JavaScript
220	Contains Duplicate III	JavaScript
222	Count Complete Tree Nodes	JavaScript
223	Rectangle Area	JavaScript
225	Implement Stack using Queues	JavaScript
226	Invert Binary Tree	JavaScript
227	Basic Calculator II	JavaScript
228	Summary Ranges	JavaScript
229	Majority Element II	JavaScript
230	Kth Smallest Element in a BST	JavaScript
231	Power of Two	JavaScript
232	Implement Queue using Stacks	JavaScript
234	Palindrome Linked List	JavaScript
235	Lowest Common Ancestor of a Binary Search Tree	JavaScript
236	Lowest Common Ancestor of a Binary Tree	JavaScript
237	Delete Node in a Linked List	JavaScript
238	Product of Array Except Self	JavaScript
239	Sliding Window Maximum	JavaScript
240	Search a 2D Matrix II	JavaScript
242	Valid Anagram	JavaScript
257	Binary Tree Paths	JavaScript
258	Add Digits	JavaScript
260	Single Number III	JavaScript
263	Ugly Number	JavaScript
264	Ugly Number II	JavaScript
268	Missing Number	JavaScript
274	H-Index	JavaScript
278	First Bad Version	JavaScript
279	Perfect Squares	JavaScript
283	Move Zeroes	JavaScript
287	Find the Duplicate Number	JavaScript
289	Game of Life	JavaScript
290	Word Pattern	JavaScript
292	Nim Game	JavaScript
295	Find Median from Data Stream	JavaScript
297	Serialize and Deserialize Binary Tree	JavaScript
299	Bulls and Cows	JavaScript
300	Longest Increasing Subsequence	JavaScript
303	Range Sum Query Immutable	JavaScript
304	Range Sum Query 2D Immutable	JavaScript
307	Range Sum Query Mutable	JavaScript
309	Best Time to Buy and Sell Stock with Cooldown	JavaScript
313	Super Ugly Number	JavaScript
315	Count of Smaller Numbers After Self	JavaScript
316	Remove Duplicate Letters	JavaScript
318	Maximum Product of Word Lengths	JavaScript
319	Bulb Switcher	JavaScript
322	Coin Change	JavaScript
324	Wiggle Sort II	JavaScript
326	Power of Three	JavaScript
328	Odd Even Linked List	JavaScript
329	Longest Increasing Path in a Matrix	JavaScript
331	Verify Preorder Serialization of a Binary Tree	JavaScript
334	Increasing Triplet Subsequence	JavaScript
336	Palindrome Pairs	JavaScript
338	Counting Bits	JavaScript
341	Flatten Nested List Iterator	JavaScript
342	Power of Four	JavaScript
344	Reverse String	JavaScript
345	Reverse Vowels of a String	JavaScript
---	Merge Unsorted Arrays In-Place	JavaScript
347	Top K Frequent Elements	JavaScript
349	Intersection of Two Arrays	JavaScript
350	Intersection of Two Arrays II	JavaScript
352	Data Stream as Disjoint Intervals	JavaScript
354	Russian Doll Envelopes	JavaScript
355	Design Twitter	JavaScript
357	Count Numbers with Unique Digits	JavaScript
365	Water and Jug Problem	JavaScript
367	Valid Perfect Square	JavaScript
371	Sum of Two Integers	JavaScript
374	Guess Number Higher or Lower	Java
375	Guess Number Higher or Lower II	JavaScript
376	Wiggle Subsequence	JavaScript
377	Combination Sum IV	JavaScript
378	Kth Smallest Element in a Sorted Matrix	JavaScript
380	Insert Delete GetRandom O1	JavaScript
381	Insert Delete GetRandom O1 Duplicates allowed	JavaScript
382	Linked List Random Node	JavaScript
383	Ransom Note	JavaScript
384	Shuffle an Array	JavaScript
385	Mini Parser	JavaScript
386	Lexicographical Numbers	JavaScript
419	Battleships in a Board	JavaScript
387	First Unique Character in a String	JavaScript
389	Find the Difference	JavaScript
390	Elimination Game	JavaScript
392	Is Subsequence	JavaScript
394	Decode String	JavaScript
395	Longest Substring with At Least K Repeating Characters	JavaScript
396	Rotate Function	JavaScript
397	Integer Replacement	JavaScript
398	Random Pick Index	JavaScript
399	Evaluate Division	JavaScript
400	Nth Digit	JavaScript
401	Binary Watch	JavaScript
402	Remove K Digits	JavaScript
403	Frog Jump	JavaScript
404	Sum of Left Leaves	JavaScript
405	Convert a Number to Hexadecimal	JavaScript
406	Queue Reconstruction by Height	JavaScript
409	Longest Palindrome	JavaScript
410	Split Array Largest Sum	JavaScript
412	Fizz Buzz	JavaScript
413	Arithmetic Slices	JavaScript
414	Third Maximum Number	JavaScript
415	Add Strings	JavaScript
416	Partition Equal Subset Sum	JavaScript
421	Maximum XOR of Two Numbers in an Array	JavaScript
423	Reconstruct Original Digits from English	JavaScript
525	Contiguous Array	JavaScript
876	Middle of the Linked List	JavaScript
844	Backspace String Compare	JavaScript
543	Diameter of Binary Tree	JavaScript
1046	Last Stone Weight	JavaScript
678	Valid Parenthesis String	JavaScript
1008	Construct Binary Search Tree from Preorder Traversal	JavaScript
560	Subarray Sum Equals K	JavaScript
424	Longest Repeating Character Replacement	JavaScript
1143	Longest Common Subsequence	JavaScript
221	Maximal Square	JavaScript
771	Jewels and Stones	JavaScript
476	Number Complement	JavaScript
993	Cousins in Binary Tree	JavaScript
1232	Check If It Is a Straight Line	JavaScript
429	N-ary Tree Level Order Traversal	JavaScript
997	Find the Town Judge	JavaScript
733	Flood Fill	JavaScript
540	Single Element in a Sorted Array	JavaScript
208	Implement Trie (Prefix Tree)	JavaScript
918	Maximum Sum Circular Subarray	JavaScript
438	Find All Anagrams in a String	JavaScript
567	Permutation in String	JavaScript
901	Online Stock Span	JavaScript
1277	Count Square Submatrices with All Ones	JavaScript
451	Sort Characters By Frequency	JavaScript
986	Interval List Intersections	JavaScript
1035	Uncrossed Lines	JavaScript
1029	Two City Scheduling	JavaScript
528	Random Pick with Weight	JavaScript
518	Coin Change 2	JavaScript
434	Number of Segments in a String	JavaScript
435	Non-overlapping Intervals	JavaScript
430	Flatten a Multilevel Doubly Linked List	JavaScript
148	Sort List	JavaScript
441	Arranging Coins	JavaScript
449	Serialize and Deserialize BST	JavaScript
450	Delete Node in a BST	JavaScript
912	Sort an Array	JavaScript
448	Find All Numbers Disappeared in an Array	JavaScript
442	Find All Duplicates in an Array	JavaScript
445	Add Two Numbers II	JavaScript
452	Minimum Number of Arrows to Burst Balloons	JavaScript
453	Minimum Moves to Equal Array Elements	JavaScript
454	4Sum II	JavaScript
455	Assign Cookies	JavaScript
437	Path Sum III	JavaScript
447	Number of Boomerangs	JavaScript
459	Repeated Substring Pattern	JavaScript
461	Hamming Distance	JavaScript
462	Minimum Moves to Equal Array Elements II	JavaScript
463	Island Perimeter	JavaScript
467	Unique Substrings in Wraparound String	JavaScript
472	Concatenated Words	JavaScript
473	Matchsticks to Square	JavaScript
474	Ones and Zeroes	JavaScript
475	Heaters	JavaScript
477	Total Hamming Distance	JavaScript
482	License Key Formatting	JavaScript
485	Max Consecutive Ones	JavaScript
486	Predict the Winner	JavaScript
491	Increasing Subsequences	JavaScript
492	Construct the Rectangle	JavaScript
494	Target Sum	JavaScript
495	Teemo Attacking	JavaScript
496	Next Greater Element I	JavaScript
498	Diagonal Traverse	JavaScript
500	Keyboard Row	JavaScript
501	Find Mode in Binary Search Tree	JavaScript
503	Next Greater Element II	JavaScript
504	Base 7	JavaScript
506	Relative Ranks	JavaScript
507	Perfect Number	JavaScript
508	Most Frequent Subtree Sum	JavaScript
509	Fibonacci Number	JavaScript
513	Find Bottom Left Tree Value	JavaScript
515	Find Largest Value in Each Tree Row	JavaScript
516	Longest Palindromic Subsequence	JavaScript
520	Detect Capital	JavaScript
526	Beautiful Arrangement	JavaScript
530	Minimum Absolute Difference in BST	JavaScript
535	Encode and Decode TinyURL	JavaScript
541	Reverse String II	JavaScript
572	Subtree of Another Tree	JavaScript
575	Distribute Candies	JavaScript
547	Number of Provinces	JavaScript
557	Reverse Words in a String III	JavaScript
524	Longest Word in Dictionary through Deleting	JavaScript
561	Array Partition I	JavaScript
551	Student Attendance Record I	JavaScript
538	Convert BST to Greater Tree	JavaScript
554	Brick Wall	JavaScript
566	Reshape the Matrix	JavaScript
565	Array Nesting	JavaScript
576	Out of Boundary Paths	JavaScript
581	Shortest Unsorted Continuous Subarray	JavaScript
589	N-ary Tree Preorder Traversal	JavaScript
590	N-ary Tree Postorder Traversal	JavaScript
593	Valid Square	JavaScript
1004	Max Consecutive Ones III	JavaScript
594	Longest Harmonious Subsequence	JavaScript
599	Minimum Index Sum of Two Lists	JavaScript
605	Can Place Flowers	JavaScript
595	Big Countries	JavaScript
606	Construct String from Binary Tree	JavaScript
617	Merge Two Binary Trees	JavaScript
621	Task Scheduler	JavaScript
609	Find Duplicate File in System	JavaScript
637	Average of Levels in Binary Tree	JavaScript
643	Maximum Average Subarray I	JavaScript
645	Set Mismatch	JavaScript
638	Shopping Offers	JavaScript
598	Range Addition II	JavaScript