Leetcode

#	Title	Solution	Runtime
1	Two Sum	Java	87 ms
2	Add Two Numbers	Java	2 ms
3	Longest Substring Without Repeating Characters	Java	6 ms
4	Median of Two Sorted Arrays	Java	2 ms
5	Longest Palindromic Substring	Java	459 ms
6	ZigZag Conversion	Java	5 ms
7	Reverse Integer	Java	1 ms
9	Palindrome Number	Java	7 ms
10	Regular Expression Matching	Java	2 ms
11	Container With Most Water	Java	3 ms
12	Integer to Roman	Java	9 ms
13	Roman to Integer	Java	5 ms
14	Longest Common Prefix	Java	1 ms
15	3Sum	Java	18 ms
18	4Sum	Java	13 ms
19	Remove Nth Node From End of List	Java	0 ms
21	Merge Two Sorted Lists	Java	0 ms
22	Generate Parentheses	Java	8 ms
24	Swap Nodes in Pairs	Java	0 ms
25	Reverse Nodes in k-Group	Java	1 ms
27	Remove Element	Java	0 ms
28	Implement strStr()	Java
29	Divide Two Integers	Java	1 ms
30	Substring with Concatenation of All Words	Java	88 ms
31	Next Permutation	Java	0 ms
32	Longest Valid Parentheses	Java	1 ms
33	Search in Rotated Sorted Array	Java	0 ms
34	Find First and Last Position of Element in Sorted Array	Java	0 ms
35	Search Insert Position	Java	0 ms
36	Valid Sudoku	Java	14 ms
40	Combination Sum II	Java	6 ms
41	First Missing Positive	Java	3 ms
42	Trapping Rain Water	Java	1 ms
43	Multiply Strings	Java	9 ms
44	Wildcard Matching	Java	30 ms
45	Jump Game II	Java	2 ms
46	Permutations	Java	3 ms
47	Permutations II	Java	4 ms
48	Rotate Image	Java	0 ms
49	Group Anagrams	Java	46 ms
50	Pow(x, n)	Java	0 ms
52	N-Queens II	Java	2 ms
53	Maximum Subarray	Java	1 ms
54	Spiral Matrix	Java	0 ms
55	Jump Game	Java	2 ms
56	Merge Intervals	Java	5 ms
57	Insert Interval	Java	1 ms
58	Length of Last Word	Java	0 ms
59	Spiral Matrix II	Java	1 ms
61	Rotate List	Java	1 ms
64	Minimum Path Sum	Java	3 ms
66	Plus One	Java	N/A
67	Add Binary	Java	1 ms
69	Sqrt(x)	Java	1 ms
70	Climbing Stairs	Java	0 ms
72	Edit Distance	Java	5 ms
73	Set Matrix Zeroes	Java	2 ms
74	Search a 2D Matrix	Java	0 ms
75	Sort Colors	Java	0 ms
76	Minimum Window Substring	Java	63 ms
79	Word Search	Java	62 ms
81	Search in Rotated Sorted Array II	Java	1 ms
83	Remove Duplicates from Sorted List	Java	0 ms
84	Largest Rectangle in Histogram	Java	49 ms
85	Maximal Rectangle	Java	11 ms
88	Merge Sorted Array	Java	0 ms
89	Gray Code	Java	35 ms
92	Reverse Linked List II	Java	0 ms
94	Binary Tree Inorder Traversal	Java	0 ms
95	Unique Binary Search Trees II	Java	1 ms
97	Interleaving String	Java	2 ms
98	Validate Binary Search Tree	Java	0 ms
99	Recover Binary Search Tree	Java	2 ms
100	Same Tree	Java	0 ms
101	Symmetric Tree	Java	1 ms
102	Binary Tree Level Order Traversal	Java	0 ms
104	Maximum Depth of Binary Tree	Java	0 ms
105	Construct Binary Tree from Preorder and Inorder Traversal	Java	3 ms
106	Construct Binary Tree from Inorder and Postorder Traversal	Java	3 ms
112	Path Sum	Java	1 ms
116	Populating Next Right Pointers in Each Node	Java	4 ms
118	Pascal's Triangle	Java	0 ms
119	Pascal's Triangle II	Java	0 ms
121	Best Time to Buy and Sell Stock	Java	3 ms
122	Best Time to Buy and Sell Stock II	Java	1 ms
123	Best Time to Buy and Sell Stock III	Java	5 ms
127	Word Ladder	Java	53 ms
128	Longest Consecutive Sequence	Java	28 ms
129	Sum Root to Leaf Numbers	Java	0 ms
130	Surrounded Regions	Java	1 ms
132	Palindrome Partitioning II	Java	32 ms
136	Single Number	Java	1 ms
138	Copy List with Random Pointer	Java	0 ms
141	Linked List Cycle	Java	0 ms
142	Linked List Cycle II	Java	0 ms
144	Binary Tree Preorder Traversal	Java	1 ms
145	Binary Tree Postorder Traversal	Java	0 ms
148	Sort List	Java	10 ms
152	Maximum Product Subarray	Java	1 ms
153	Find Minimum in Rotated Sorted Array	Java	0 ms
154	Find Minimum in Rotated Sorted Array II	Java	1 ms
160	Intersection of Two Linked Lists	Java	1 ms
167	Two Sum II - Input Array Is Sorted	Java	2 ms
168	Excel Sheet Column Title	Java	7 ms
169	Majority Element	Java	2 ms
176	Second Highest Salary	MySQL	157 ms
177	Nth Highest Salary	MySQL	314 ms
178	Rank Scores	MySQL	508 ms
180	Consecutive Numbers	MySQL	369 ms
181	Employees Earning More Than Their Managers	MySQL	303 ms
182	Duplicate Emails	MySQL	308 ms
183	Customers Who Never Order	MySQL	385 ms
184	Department Highest Salary	MySQL	450 ms
188	Best Time to Buy and Sell Stock IV	Java	90 ms
191	Number of 1 Bits	Java
196	Delete Duplicate Emails	MySQL	1663 ms
197	Rising Temperature	MySQL	438 ms
198	House Robber	Java	0 ms
199	Binary Tree Right Side View	Java	1 ms
200	Number of Islands	Java	1 ms
202	Happy Number	Java	1 ms
205	Isomorphic Strings	Java	6 ms
206	Reverse Linked List	Java	0 ms
207	Course Schedule	Java	4 ms
210	Course Schedule II	Java	4 ms
215	Kth Largest Element in an Array	Java	4 ms
217	Contains Duplicate	Java	41 ms
222	Count Complete Tree Nodes	Java	0 ms
224	Basic Calculator	Java	5 ms
229	Majority Element II	Java	1 ms
234	Palindrome Linked List	Java	6 ms
235	Lowest Common Ancestor of a Binary Search Tree	Java	3 ms
237	Delete Node in a Linked List	Java	0 ms
238	Product of Array Except Self	Java	1 ms
240	Search a 2D Matrix II	Java	4 ms
242	Valid Anagram	Java	25 ms
262	Trips and Users	MySQL	368 ms
264	Ugly Number II	Java	2 ms
278	First Bad Version	Java	15 ms
283	Move Zeroes	Java	3 ms
284	Peeking Iterator	Java
287	Find the Duplicate Number	Java	0 ms
289	Game of Life	Java	1 ms
290	Word Pattern	Java	1 ms
295	Find Median from Data Stream	Java	59 ms
297	Serialize and Deserialize Binary Tree	Java	12 ms
300	Longest Increasing Subsequence	Java	60 ms
309	Best Time to Buy and Sell Stock with Cooldown	Java	1 ms
319	Bulb Switcher	Java	0 ms
322	Coin Change	Java	12 ms
329	Longest Increasing Path in a Matrix	Java	8 ms
337	House Robber III	Java	1 ms
344	Reverse String	Java	1 ms
345	Reverse Vowels of a String	Java	327 ms
347	Top K Frequent Elements	Java	26 ms
349	Intersection of Two Arrays	Java	7 ms
350	Intersection of Two Arrays II	Java	2 ms
354	Russian Doll Envelopes	Java	221 ms
376	Wiggle Subsequence	Java	0 ms
377	Combination Sum IV	Java	0 ms
378	Kth Smallest Element in a Sorted Matrix	Java	21 ms
380	Insert Delete GetRandom O(1)	Java	30 ms
387	First Unique Character in a String	Java	22 ms
392	Is Subsequence	Java	1 ms
407	Trapping Rain Water II	Java	16 ms
410	Split Array Largest Sum	Java	0 ms
412	Fizz Buzz	Java	1 ms
413	Arithmetic Slices	Java	0 ms
414	Third Maximum Number	Java	2 ms
417	Pacific Atlantic Water Flow	Java	10 ms
423	Reconstruct Original Digits from English	Java	4 ms
430	Flatten a Multilevel Doubly Linked List	Java	0 ms
438	Find All Anagrams in a String	Java	47 ms
443	String Compression	Java	5 ms
445	Add Two Numbers II	Java	2 ms
448	Find All Numbers Disappeared in an Array	Java
450	Delete Node in a BST	Java	0 ms
452	Minimum Number of Arrows to Burst Balloons	Java	14 ms
454	4Sum II	Java	62 ms
456	132 Pattern	Java	11 ms
463	Island Perimeter	Java	5 ms
474	Ones and Zeroes	Java	33 ms
478	Generate Random Point in a Circle	Java	191 ms
485	Max Consecutive Ones	Java	2 ms
496	Next Greater Element I	Java	3 ms
498	Diagonal Traverse	Java	2 ms
503	Next Greater Element II	Java	11 ms
509	Fibonacci Number	Java	0 ms
518	Coin Change 2	Java	2 ms
524	Longest Word in Dictionary through Deleting	Java	15 ms
525	Contiguous Array	Java	19 ms
535	Encode and Decode TinyURL	Java	12 ms
542	01 Matrix	Java	20 ms
554	Brick Wall	Java	9 ms
557	Reverse Words in a String III	Java	11 ms
560	Subarray Sum Equals K	Java	17 ms
566	Reshape the Matrix	Java	0 ms
575	Distribute Candies	Java	33 ms
581	Shortest Unsorted Continuous Subarray	Java	5 ms
594	Longest Harmonious Subsequence	Java
601	Human Traffic of Stadium	MySQL	279 ms
620	Not Boring Movies	MySQL	181 ms
622	Design Circular Queue	Java
623	Add One Row to Tree	Java	0 ms
626	Exchange Seats	MySQL	480 ms
627	Swap Salary	MySQL	242 ms
628	Maximum Product of Three Numbers	Java	2 ms
630	Course Schedule III	Java	29 ms
637	Average of Levels in Binary Tree	Java	2 ms
643	Maximum Average Subarray I	Java	3 ms
645	Set Mismatch	Java	15 ms
647	Palindromic Substrings	Java	12 ms
658	Find K Closest Elements	Java	48 ms
667	Beautiful Arrangement II	Java	0 ms
678	Valid Parenthesis String	Java	0 ms
684	Redundant Connection	Java	0 ms
685	Redundant Connection II	Java	1 ms
695	Max Area of Island	Java	2 ms
696	Count Binary Substrings	Java	9 ms
703	Kth Largest Element in a Stream	Java	18 ms
704	Binary Search	Java	0 ms
714	Best Time to Buy and Sell Stock with Transaction Fee	Java	4 ms
724	Find Pivot Index	Java
730	Count Different Palindromic Subsequences	Java	50 ms
735	Asteroid Collision	Java	8 ms
739	Daily Temperatures	Java	60 ms
746	Min Cost Climbing Stairs	Java	0 ms
763	Partition Labels	Java	5 ms
768	Max Chunks To Make Sorted II	Java	1 ms
769	Max Chunks To Make Sorted	Java	0 ms
775	Global and Local Inversions	Java	1 ms
778	Swim in Rising Water	Java	12 ms
780	Reaching Points	Java	0 ms
781	Rabbits in Forest	Java	2 ms
784	Letter Case Permutation	Java
785	Is Graph Bipartite?	Java	2 ms
786	K-th Smallest Prime Fraction	Java	198 ms
787	Cheapest Flights Within K Stops	Java	18 ms
790	Domino and Tromino Tiling	Java	0 ms
795	Number of Subarrays with Bounded Maximum	Java	4 ms
802	Find Eventual Safe States	Java	7 ms
803	Bricks Falling When Hit	Java	27 ms
815	Bus Routes	Java	47 ms
821	Shortest Distance to a Character	Java
823	Binary Trees With Factors	Java	79 ms
829	Consecutive Numbers Sum	Java	7 ms
834	Sum of Distances in Tree	Java	32 ms
839	Similar String Groups	Java	10 ms
841	Keys and Rooms	Java	1 ms
856	Score of Parentheses	Java	1 ms
863	All Nodes Distance K in Binary Tree	Java	16 ms
867	Transpose Matrix	Java	0 ms
869	Reordered Power of 2	Java	1 ms
876	Middle of the Linked List	Java	0 ms
881	Boats to Save People	Java	19 ms
884	Uncommon Words from Two Sentences	Java	2 ms
895	Maximum Frequency Stack	Java	57 ms
899	Orderly Queue	Java	6 ms
905	Sort Array By Parity	Java	1 ms
912	Sort an Array	Java	3 ms
914	X of a Kind in a Deck of Cards	Java	7 ms
916	Word Subsets	Java	17 ms
921	Minimum Add to Make Parentheses Valid	Java	1 ms
923	3Sum With Multiplicity	Java	36 ms
925	Long Pressed Name	Java	0 ms
926	Flip String to Monotone Increasing	Java	8 ms
934	Shortest Bridge	Java	7 ms
936	Stamping The Sequence	Java	34 ms
941	Valid Mountain Array	Java
946	Validate Stack Sequences	Java	1 ms
953	Verifying an Alien Dictionary	Java	0 ms
954	Array of Doubled Pairs	Java	80 ms
959	Regions Cut By Slashes	Java	2 ms
966	Vowel Spellchecker	Java	16 ms
968	Binary Tree Cameras	Java	0 ms
970	Powerful Integers	Java	1 ms
971	Flip Binary Tree To Match Preorder Traversal	Java	0 ms
974	Subarray Sums Divisible by K	Java	17 ms
977	Squares of a Sorted Array	Java	2 ms
986	Interval List Intersections	Java	2 ms
987	Vertical Order Traversal of a Binary Tree	Java	3 ms
990	Satisfiability of Equality Equations	Java	0 ms
991	Broken Calculator	Java	0 ms
994	Rotting Oranges	Java	2 ms
1001	Grid Illumination	Java	62 ms
1004	Max Consecutive Ones III	Java	2 ms
1007	Minimum Domino Rotations For Equal Row	Java	4 ms
1008	Construct Binary Search Tree from Preorder Traversal	Java	0 ms
1010	Pairs of Songs With Total Durations Divisible by 60	Java	5 ms
1011	Capacity To Ship Packages Within D Days	Java	9 ms
1016	Binary String With Substrings Representing 1 To N	Java	0 ms
1020	Number of Enclaves	Java	7 ms
1034	Coloring A Border	Java	0 ms
1051	Height Checker	Java
1089	Duplicate Zeros	Java	1 ms
1091	Shortest Path in Binary Matrix	Java	20 ms
1094	Car Pooling	Java	1 ms
1143	Longest Common Subsequence	Java	8 ms
1145	Binary Tree Coloring Game	Java	N/A
1155	Number of Dice Rolls With Target Sum	Java	36 ms
1162	As Far from Land as Possible	Java	13 ms
1178	Number of Valid Words for Each Puzzle	Java	1432 ms
1179	Reformat Department Table	MySQL	494 ms
1190	Reverse Substrings Between Each Pair of Parentheses	Java	3 ms
1192	Critical Connections in a Network	Java	90 ms
1202	Smallest String With Swaps	Java	92 ms
1249	Minimum Remove to Make Valid Parentheses	Java	16 ms
1283	Find the Smallest Divisor Given a Threshold	Java	47 ms
1288	Remove Covered Intervals	Java	7 ms
1295	Find Numbers with Even Number of Digits	Java
1299	Replace Elements with Greatest Element on Right Side	Java
1302	Deepest Leaves Sum	Java	1 ms
1332	Remove Palindromic Subsequences	Java	0 ms
1346	Check If N and Its Double Exist	Java
1372	Longest ZigZag Path in a Binary Tree	Java	26 ms
1381	Design a Stack With Increment Operation	Java	3 ms
1404	Number of Steps to Reduce a Number in Binary Representation to One	Java	1 ms
1413	Minimum Value to Get Positive Step by Step Sum	Java	0 ms
1448	Count Good Nodes in Binary Tree	Java	2 ms
1461	Check If a String Contains All Binary Codes of Size K	Java	81 ms
1497	Check If Array Pairs Are Divisible by k	Java	N/A
1502	Can Make Arithmetic Progression From Sequence	Java	1 ms
1512	Number of Good Pairs	Java	2 ms
1551	Minimum Operations to Make Array Equal	Java	1 ms
1579	Remove Max Number of Edges to Keep Graph Fully Traversable	Java	47 ms
1584	Min Cost to Connect All Points	Java	82 ms
1663	Smallest String With A Given Numeric Value	Java
1675	Minimize Deviation in Array	Java	281 ms
1680	Concatenation of Consecutive Binary Numbers	Java	1814 ms
1704	Determine if String Halves Are Alike	Java	1 ms
1721	Swapping Nodes in a Linked List	Java	2 ms
1750	Minimum Length of String After Deleting Similar Ends	Java	4 ms
1887	Reduction Operations to Make the Array Elements Equal	Java	30 ms
1897	Redistribute Characters to Make All Strings Equal	Java	9 ms
1899	Merge Triplets to Form Target Triplet	Java	1 ms
1903	Largest Odd Number in String	Java	1 ms
1904	The Number of Full Rounds You Have Played	Java	0 ms
1905	Count Sub Islands	Java	43 ms