[Leetcode] Leetcode key index (C++/JAVA/PYTHON/SQL)

All the latest puzzle can be found on my GitHub, welcome star and watch ~
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Description

The problem of this series includes the algorithm topic on Leetcode written by C++/java/python, and the database topic on Leetcode written by SQL.
Some of the topics although AC has not yet written analysis, so this time to open a hole to complete.

Link:

My GitHub
Leetcode Algorithms problems
Leetcode Database Problems

CSDN Key Index

001.two_sum (Medium)
002.add_two_numbers (Medium)
003.longest_substring_without_repeating_characters (Medium)
004.median_of_two_sorted_arrays (Hard)
005.longest_palindromic_substring (Medium)

Github Key Index

(See my GitHub recently)

I have solved 127/189 problems. (=w=)

#	Link to Leetcode	Solutions	Note
001	The Sum of	CPP Java Py	?
002	ADD Numbers	CPP Java Py	?
003	Longest Substring without repeating characters	CPP Java Py	?
004	Median of Sorted Arrays	CPP Java Py	?
005	Longest palindromic Substring	CPP Java Py	?
10W	ZigZag Conversion	CPP Java Py	?
007	Reverse Integer	CPP Java Py	?
008	String to Integer	CPP Java Py	?
009	Palindrome number	Cpp	-
010	Regular Expression Matching	Cpp	-
11P	Container with most water	Cpp	-
012	Integer to Roman	Cpp	-
013	Roman to Integer	Cpp	-
014	Longest Common Prefix	Cpp	-
015	3Sum	Cpp	-
11W	3Sum Closest	Cpp	-
017	Letter combinations of a Phone number	Cpp	-
018	4Sum	Cpp	-
019	Remove Nth Node from End of List	Cpp	-
020	Valid parentheses	Cpp	-
021	Merge Sorted Lists	Cpp	-
022	Generate parentheses	Cpp	-
023	Merge k Sorted Lists	Cpp	-
024	Swap Nodes in Pairs	Cpp	-
025	Reverse Nodes in K-group	Cpp	-
12W	Remove Duplicates from Sorted Array	Cpp	-
12V	Remove Element	Cpp	-
028	Implement StrStr ()	Cpp	-
029	Divide integers	Cpp	-
030	Substring with concatenation of all Words	Cpp	-
13P	Next permutation	Cpp	-
032	Longest Valid parentheses	Cpp	-
033	Search in rotated Sorted Array	Cpp	-
034	Search for a Range	Cpp	-
035	Search Insert Position	Cpp	-
036	Valid Sudoku	Cpp	-
037	Sudoku Solver	Cpp	-
038	Count and Say	Cpp	-
039	Combination Sum	Cpp	-
040	Combination Sum II	Cpp	-
041	First Missing Positive	Cpp	-
042	Trapping Rain Water	Cpp	-
043	Multiply Strings	Cpp	-
044	Wildcard Matching	Cpp	-
045	Jump Game II	Cpp	-
14W	Permutations	Cpp	-
047	Permutations II	Cpp	-
048	Rotate Image	Cpp	-
049	Anagrams	Cpp	-
050	Pow (x, N)	Cpp	-
051	N-queens	CPP Java Py	-
052	N-queens II	CPP Java Py	-
053	Maximum Subarray	Cpp	-
054	Spiral Matrix	Cpp	-
055	Jump Game	Cpp	-
15W	Merge intervals	Cpp	-
057	Insert Interval	Cpp	-
058	Length of last Word	Cpp	-
059	Spiral Matrix II	Cpp	-
060	Permutation Sequence	Cpp	-
061	Rotate List	Cpp	-
062	Unique Paths	Cpp	-
063	Unique Paths II	Cpp	-
064	Minimum Path Sum	Cpp	-
065	Valid number	CPP Java Py	-
16W	Plus One	Cpp	-
067	ADD Binary	Cpp	-
068	Text Justification	-	-
069	SQRT (x)	CPP Java Py	-
070	Climbing stairs	Cpp	-
071	Simplify Path	CPP Java Py	-
072	Edit Distance	Cpp	-
073	Set Matrix Zeroes	Cpp	-
074	Search a 2D Matrix	Cpp	-
075	Sort Colors	Cpp	-
076	Minimum Window Substring	-	-
077	Combinations	Cpp	-
078	Subsets	CPP Java Py	-
079	Word Search	Cpp	-
080	Remove duplicates from Sorted Array II	Cpp	-
081	Search in rotated Sorted Array II	Cpp	-
082	Remove duplicates from Sorted List II	Cpp	-
083	Remove Duplicates from Sorted List	Cpp	-
084	Largest Rectangle in histogram	-	-
085	Maximal Rectangle	-	-
18W	Partition List	CPP Java Py	-
087	Scramble String	-	-
088	Merge Sorted Array	Cpp	-
089	Gray Code	CPP Java Py	-
090	Subsets II	CPP Java Py	-
091	Decode Ways	CPP Java Py	-
092	Reverse Linked List II	Cpp	-
093	Restore IP Addresses	-	-
094	Binary Tree inorder Traversal	Cpp	-
095	Unique Binary Search Trees	Cpp	-
096	Unique Binary Search Trees II	-	-
097	Interleaving String	-	-
098	Validate Binary Search Tree	-	-
099	Recover Binary Search Tree	-	-
100	Same Tree	Cpp	-
101	Symmetric Tree	Cpp	-
102	Binary Tree level Order traversal	Cpp	-
103	Binary Tree Zigzag level Order traversal	-	-
104	Maximum Depth of Binary Tree	Cpp	-
105	Construct Binary Tree from preorder and inorder traversal	-	-
106	Construct Binary Tree from inorder and Postorder traversal	-	-
107	Binary Tree level Order traversal II	Cpp	-
108	Convert Sorted Array to Binary Search Tree	-	-
109	Convert Sorted List to Binary Search Tree	-	-
110	Balanced Binary Tree	Cpp	-
111	Minimum Depth of Binary Tree	Cpp	-
112	Path Sum	Cpp	-
113	Path Sum II	CPP Java Py	-
114	Flatten Binary Tree to Linked List	-	-
115	Distinct subsequences	-	-
116	Populating Next right pointers in each Node	CPP Java Py	-
117	Populating Next right pointers in each Node II	CPP Java Py	-
118	Pascals Triangle	Cpp	-
119	Pascal ' s Triangle II	Cpp	-
120	Triangle	CPP Java Py	-
121	best time to Buy and Sell Stock	-	-
122	best time to Buy and Sell Stock II	-	-
123	best time to Buy and Sell Stock III	-	-
124	Binary Tree Maximum Path Sum	-	-
125	Valid palindrome	Cpp	-
126	Word Ladder	-	-
127	Word Ladder II	-	-
128	Longest consecutive Sequence	-	-
129	Sum Root to Leaf Numbers	Cpp	-
130	Surrounded regions	-	-
131	Palindrome Partitioning	-	-
132	Palindrome Partitioning II	-	-
133	Clone Graph	Cpp	-
134	Gas station	-	-
135	Candy	-	-
136	Single number	Cpp	-
137	Single number II	Cpp	-
138	Copy List with Random Pointer	-	-
139	Word break	-	-
140	Word Break II	-	-
141	Linked List Cycle	Cpp	-
142	Linked List Cycle II	-	-
143	Reorder List	Cpp	-
144	Binary Tree Preorder Traversal	Cpp	-
145	Binary Tree postorder Traversal	Cpp	-
146	LRU Cache	-	-
147	Insertion Sort List	Cpp	-
148	Sort List	-	-
149	Max Points on a line	-	-
150	Evaluate Reverse Polish Notation	-	-
151	Reverse Words in a String	-	-
152	Maximum Product Subarray	Cpp	-
153	Find Minimum in rotated Sorted Array	-	-
154	Find Minimum in rotated Sorted Array II	-	-
155	Min Stack	Cpp	-
156	Binary Tree Upside Down	-	-
157	Read N characters Given Read4	-	-
158	Read N characters Given Read4 ii-call multiple times	-	-
159	Longest Substring with at the most of the Distinct characters	-	-
160	Intersection of Linked Lists	Cpp	-
161	One Edit Distance	-	-
162	Find Peak Element	CPP Java Py	-
163	Missing Ranges	-	-
164	Maximum Gap	-	-
165	Compare Version Numbers	Cpp	-
166	Fraction to recurring Decimal	-	-
167	Both Sum ii-input array is sorted	-	-
168	Excel Sheet Column Title	CPP Java Py	-
169	Majority Element	CPP Java Py	-
170	The Sum iii-data structure design	-	-
171	Excel Sheet Column Number	CPP Java Py	-
172	Factorial Trailing Zeroes	CPP Java Py	-
173	Binary Search Tree Iterator	-	-
174	Dungeon Game	-	-
175	Combine Tables	Sql	-
176	Second Highest Salary	Sql	-
177	Nth Highest Salary	-	-
178	Rank Scores	-	-
179	Largest number	CPP Java Py	-
180	Consecutive Numbers	-	-
181	Employees earning more Than their Managers	-	-
182	Duplicate Emails	Sql	-
183	Customers who never Order	-	-
184	Department Highest Salary	-	-
185	Department Top Three salaries	-	-
186	Reverse Words in a String II	-	-
187	Repeated DNA sequences	CPP Java Py	-
188	best time to Buy and Sell Stock IV	-	-
189	Rotate Array	-	-

If there are any errors please point out, welcome to explore ~
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[Leetcode] Leetcode key index (C++/JAVA/PYTHON/SQL)