programmingBig-O Complexity, Explained With Real Code
What Big-O actually measures, with concrete code through O(2ⁿ), the log(n) intuition, common misconceptions, and how to analyze your own functions fast.
4 min read
Tag
#algorithms
3 articles
programming
programmingChoosing the Right Data Structure: A Practical Decision Guide
Stop memorizing complexity tables — pick data structures from what your code does: lookups, ordering, uniqueness, priority, mapped to the right choice.
3 min read
interview prepDSA Interview Patterns: The Cheat Sheet That Replaces Grinding
The patterns behind most coding problems — two pointers, sliding window, binary search, BFS/DFS, dynamic programming — with when-to-apply cues.
3 min read