The Most Important Leetcode Patterns


If you have been looking for a job in tech, I am pretty sure you have heard of Leetcode, it’s a website that helps you learn and practice Data Structures and Algorithms to pass the coding interview. so without farther due let’s talk about the most important patterns to solve any Leetcode style questions.

  1. Sliding Window
  2. Two Pointers
  3. Fast & Slow pointers (LinkedList)
  4. Tree Breadth First Search aka BFS
  5. Tree Depth First Search aka DFS
  6. Hashing (using HashTable or Map)
  7. Dynamic Programming

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