awesome-python-leetcode
Python Solutions for LeetCode Problems.
https://github.com/nobodyperfecz/awesome-python-leetcode
Last synced: 4 days ago
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Leetcode Problems & Solutions 💻
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In-Depth Topics
- 1 Two Sum
- 226 Invert Binary Tree
- 108 Convert Sorted Array to Binary Search Tree
- 222 Count Complete Tree Nodes
- 173 Binary Search Tree Iterator
- 98 Validate Binary Search Tree
- 106 Construct Binary Tree from Inorder and Postorder Traversal
- 114 Flatten Binary Tree to Linked List
- 337 House Robber III
- 117 Populating Next Right Pointers in Each Node II
- 124 Binary Tree Maximum Path Sum
- 208 Implement Trie (Prefix Tree)
- 14 Longest Common Prefix
- 211 Design Add and Search Words Data Structure
- 212 Word Search II
- 141 Linked List Cycle
- 21 Merge Two Sorted Lists
- 19 Remove Nth Node From End of List
- 2 Add Two Numbers
- 138 Copy List with Random Pointer
- 61 Rotate List
- 148 Sort List
- 82 Remove Duplicates from Sorted List II
- 146 LRU Cache
- 23 Merge K Sorted Lists
- 25 Reverse Nodes in k-Group
- 46 Permutations
- 22 Generate Parentheses
- 39 Combination Sum
- 17 Letter Combinations of a Phone Number
- 95 Unique Binary Search Trees II
- 52 N-Queens II
- 37 Sudoku Solver
- 3 Longest Substring Without Repeating Characters
- 4 Median of Two Sorted Arrays
- 5 Longest Palindromic Substring
- 6 Zigzag Conversion
- 7 Reverse Integer
- 8 String to Integer (atoi)
- 9 Palindrome Number
- 10 Regular Expression Matching
- 11 Container With Most Water
- 12 Integer to Roman
- 13 Roman to Integer
- 15 3Sum
- 16 3Sum Closest
- 18 4Sum
- 20 Valid Parentheses
- 26 Remove Duplicates from Sorted Array
- 27 Remove Element
- 28 Find the Index of the First Occurrence in a String
- 30 Substring with Concatenation of All Words
- 33 Search in Rotated Sorted Array
- 34 Find First and Last Position of Element in Sorted Array
- 35 Search Insert Position
- 36 Valid Sudoku
- 42 Trapping Rain Water
- 45 Jump Game II
- 47 Permutations II
- 48 Rotate Image
- 49 Group Anagrams
- 50 Pow(x_n)
- 51 N-Queens
- 53 Maximum Subarray
- 54 Spiral Matrix
- 55 Jump Game
- 58 Length of Last Word
- 56 Merge Intervals
- 57 Insert Interval
- 63 Unique Paths II
- 64 Minimum Path Sum
- 66 Plus One
- 67 Add Binary
- 68 Text Justification
- 69 Sqrt(x)
- 70 Climbing Stairs
- 71 Simplify Path
- 72 Edit Distance
- 73 Set Matrix Zeroes
- 74 Search a 2D Matrix
- 75 Sort Colors
- 76 Minimum Window Substring
- 77 Combinations
- 79 Word Search
- 80 Remove Duplicates from Sorted Array II
- 86 Partition List
- 88 Merge Sorted Array
- 89 Gray Code
- 90 Subsets II
- 91 Decode Ways
- 92 Reverse Linked List II
- 96 Unique Binary Search Trees
- 97 Interleaving String
- 100 Same Tree
- 101 Symmetric Tree
- 102 Binary Tree Level Order Traversal
- 103 Binary Tree Zigzag Level Order Traversal
- 104 Maximum Depth of Binary Tree
- 105 Construct Binary Tree from Preorder and Inorder Traversal
- 112 Path Sum
- 115 Distinct Subsequences
- 118 Pascals Triangle
- 120 Triangle
- 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
- 125 Valid Palindrome
- 127 Word Ladder
- 128 Longest Consecutive Sequence
- 129 Sum Root to Leaf Numbers
- 130 Surrounded Regions
- 133 Clone Graph
- 134 Gas Station
- 135 Candy
- 136 Single Number
- 137 Single Number II
- 139 Word Break
- 149 Max Points on a Line
- 150 Evaluate Reverse Polish Notation
- 151 Reverse Words in a String
- 153 Find Minimum in Rotated Sorted Array
- 155 Min Stack
- 162 Find Peak Element
- 165 Compare Version Numbers
- 167 Two Sum II - Input Array Is Sorted
- 169 Majority Element
- 172 Factorial Trailing Zeroes
- 187 Repeated DNA Sequences
- 188 Best Time to Buy and Sell Stock IV
- 189 Rotate Array
- 190 Reverse Bits
- 191 Number of 1 Bits
- 198 House Robber
- 199 Binary Tree Right Side View
- 200 Number of Islands
- 201 Bitwise AND of Numbers Range
- 202 Happy Number
- 204 Count Primes
- 205 Isomorphic Strings
- 207 Course Schedule
- 209 Minimum Size Subarray Sum
- 210 Course Schedule
- 215 Kth Largest Element in an Array
- 219 Contains Duplicates II
- 221 Maximal Square
- 224 Basic Calculator
- 227 Basic Calculator II
- 228 Summary Ranges
- 230 Kth Smallest Element in a BST
- 231 Power of Two
- 236 Lowest Common Ancestor of a Binary Tree
- 238 Product of Array Except Self
- 242 Valid Anagram
- 260 Single Number III
- 274 H-Index
- 279 Perfect Squares
- 289 Game of Life
- 290 Word Pattern
- 295 Find Median from Data Stream
- 300 Longest Increasing Subsequence
- 309 Best Time to Buy and Sell Stock with Cooldown
- 318 Maximum Product of Word Lengths
- 322 Coin Change
- 338 Counting Bits
- 342 Power of Four
- 354 Russian Doll Envelopes
- 371 Sum of Two Integers
- 373 Find K Pairs with Smallest Sums
- 377 Combination Sum IV
- 380 Insert Delete GetRandom O(1)
- 383 Ransom Note
- 389 Find the Difference
- 392 Is Subsequence
- 393 UTF-8 Validation
- 394 Decode String
- 399 Evaluate Division
- 401 Binary Watch
- 405 Convert a Number to Hexadecimal
- 412 Fizz Buzz
- 415 Add Strings
- 427 Construct Quad Tree
- 433 Minimum Genetic Mutation
- 452 Minimum Number of Arrows to Burst Balloons
- 461 Hamming Distance
- 474 Ones and Zeroes
- 476 Number Complement
- 477 Total Hamming Distance
- 502 IPO
- 509 Fibonacci Number
- 516 Longest Palindromic Subsequence
- 518 Coin Change II
- 530 Minimum Absolute Difference in BST
- 594 Longest Harmonious Subsequence
- 611 Valid Triangle Number
- 637 Average of Levels in Binary Tree
- 643 Maximum Average Subarray I
- 646 Maximum Length of Pair Chain
- 649 Dota2 Senate
- 673 Number of Longest Increasing Subsequence
- 712 Minimum ASCII Delete Sum for Two Strings
- 714 Best Time to Buy and Sell Stock with Transaction Fee
- 717 1-bit and 2-bit Characters
- 724 Find Pivot Index
- 735 Asteroid Collision
- 740 Delete and Earn
- 746 Min Cost Climbing Stairs
- 790 Domino and Tromino Tiling
- 812 Largest Triangle Area
- 909 Snakes and Ladders
- 918 Maximum Sum Circular Subarray
- 931 Minimum Falling Path Sum
- 933 Number of Recent Cells
- 983 Minimum Cost for Tickets
- 1009 Complement of Base 10 Integer
- 1018 Binary Prefix Divisible By 5
- 1027 Longest Arithmetic Subsequence
- 1035 Uncrossed Lines
- 1137 N-th Tribonacci Number
- 1143 Longest Common Subsequence
- 1218 Longest Arithmetic Subsequence of Given Difference
- 1304 Find N Unique Integers Sum up to Zero
- 1312 Minimum Insertion Steps to Make a String Palindrome
- 1317 Convert Integer to the Sum of Two No-Zero Integers
- 1329 Sort the Matrix Diagonally
- 1456 Maximum Number of Vowels in a Substring of Given Length
- 1534 Count Good Triplets
- 1679 Max Number of K-Sum Pairs
- 1732 Find the Highest Altitude
- 1912 Design Movie Rental System
- 1991 Find the Middle Index in Array
- 1922 Count Good Numbers
- 1935 Maximum Number of Words You Can Type
- 1964 Find the Longest Valid Obstacle Course at Each Position
- 2140 Solving Questions With Brainpower
- 2154 Keep Multiplying Found Values by Two
- 2215 Find the Difference of Two Arrays
- 2353 Design a Food Rating System
- 2390 Removing Stars From a String
- 2435 Paths in Matrix Whose Sum Is Divisible by K
- 2466 Count Ways To Build Good Strings
- 2523 Closest Prime Numbers in Range
- 2785 Sort Vowels in a String
- 2799 Count Complete Subarrays in an Array
- 3005 Count Elements With Maximum Frequency
- 3136 Valid Word
- 3190 Find Minimum Operations to Make All Elements Divisible by Three
- 3202 Find the Maximum Length of Valid Subsequence II
- 3318 Find X-Sum of All K-Long Subarrays I
- 3392 Count Subarrays of Length Three With a Condition
- 3408 Design Task Manager
- 3446 Sort Matrix by Diagonals
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In-Depth Topics
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