Tree Graph DSA QA
⸻ Tree Answers Basic Questions 1. What is the difference between a binary tree and a binary search tree (BST)? • A binary tree is a tree where each node…
NeetCode 150
CategoryPatterns# QuestionsEasyMediumHardComplexity (Avg Case)ArraysSliding Window, Two Pointers, Prefix Sum18594O(N) - O(N log N)StringsHashing, Two Pointers, Sliding Window14473O(N)Linked ListFast & Slow Pointers, Recursion10352O(N)Stacks & QueuesMonotonic Stack, LRU Cache12273O(N)Binary SearchSearch Space Reduction,…
NeetCode 150 – Study Roadmap
🚀 NeetCode 150 - Priority-Based Study Roadmap This roadmap is structured priority-wise, optimizing for FAANG interviews. It assumes 2-3 hours of practice per day and categorizes topics into high-priority, mid-priority,…