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

Source: Internet
Author: User
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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 ~
Message or Email:iilluzen at Google ' s mail Service

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

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