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This repository contains awesome LeetCode resources to learn Data Structures and Algorithms (DSA) and prepare for Coding interviews.

👉 If you want to master DSA patterns, checkout AlgoMaster.io

• How I Mastered DSA
• How to Start LeetCode
• 15 Leetcode Patterns

• Algorithmic Complexity
• Big-O Cheat Sheet
• Bit Manipulation Techniques
• Sorting Algorithms
• Linked List
  • Dummy Node Technique
• Queues
• Stacks
• Hash Tables
• Heaps
• Recursion
• Backtracking
• Trees
• Tries
• Binary Search
• Greedy Algorithm
• Dynamic Programming
• Graph Theory
• Important Graph Algorithms
• DFS Traversal
• BFS Traversal
• Union-Find
• Dijkstra Algorithm
• Minimum Spanning Tree

• 15 Leetcode Patterns
• 20 DP Patterns
• Two Pointers Pattern
• Sliding Window Pattern
• Prefix Sum Pattern
• Fast and Slow Pointers Pattern
• Top 'K' Elements Pattern
• Kadane's Algorithm
• Sliding Window Pattern
• Linked List In-place Reversal Pattern
• Monotonic Stack Pattern
• Overlapping Intervals Pattern
• Backtracking Pattern
• Modified Binary Search Pattern
• Tree Patterns
  • Tree Iterative Traversal
  • Tree Question Pattern
• Graph Patterns
• DFS + BFS Patterns (1)
• DFS + BFS Patterns (2)

• Sliding Window Template
• Two Pointers Patterns
• Collections of Important String Questions
• Substring Problem Template
• Binary Search Template
• A General Approach to Backtracking Questions
• Monotonic Stack Template
• Heap Patterns
• Bit Manipulation Patterns
• Dynamic Programming Patterns
• Stock Series Patterns

• AlgoMaster 300
• Blind 75
• Leetcode Top 100 Liked
• Leetcode Top Interview 150

• AlgoMaster LeetCode Pattern Playlist
• Abdul Bari's Algorithms Playlist
• William Fiset's Data Structure Playlist
• William Fiset's Graphs Playlist
• Tushar Roy's Dynamic Programming Playlist

• Coursera - Algorithms, Part I
• Coursera - Algorithms, Part 2

• Data Structures And Algorithms Made Easy
• Cracking the Coding Interview

• AlgoMaster Newsletter

• VisuAlgo
• Algo-lens: Visualize leetcode problems

• LeetCode Timer: Easily time your leetcode practise sessions with automatic time setting based on difficulty.
• LeetCode Video Solutions: Watch free LeetCode video ▶ solutions on the problem page itself.
• LeetCode Format: Adds Format code button on leetcode to format the code using Prettier code formatter.
• LeetHub v2: Automatically integrate your Leetcode & GeeksforGeeks submissions to GitHub.
• LeetCode VS Code Extension: Solve LeetCode problems in VS Code.

Your contributions are most welcome!

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