@abhinandanmishra1

My Journey of Learning Low Level Design the Hard Way

18h ago · 6 min read · I am starting to learn low level design and I will write my learnings and frame them as an article. Anyone who would like to learn can follow the way I did this and these articles would be more for my

System Design - All about Caching - Part 2

Dec 14, 2025 · 5 min read · Caching is like having strategic storage spaces throughout a delivery system - from the neighborhood store to your kitchen pantry. Each level of caching serves a specific purpose in improving system performance. Let's explore each type with real-worl...

Segment Tree: Handling Large Constraints with Coordinate Compression

Oct 13, 2025 · 11 min read · While working on range query problems, I gained a solid understanding of how to use segment trees. Typically, we need to create a segment tree on the array. Then, I encountered the next challenge in the CSES problem set: Salary Queries, a problem ric...

Segment Tree: Range update with lazy propagation

Oct 5, 2025 · 4 min read · When moving from a normal segment tree to a lazy segment tree, the main goal is to support efficient range updates. In a standard segment tree, updating a range [l, r] requires visiting every affected leaf node, which is O(n) in the worst case. Lazy ...

Segment Tree: Introduction

Oct 5, 2025 · 6 min read · You might have solved problems that involve ranges and multiple queries, like finding the sum or minimum in a subarray repeatedly.If you’ve ever thought, “There must be a faster way than recalculating everything each time…” then Segment Tree is the...