How do I practice coding and algorithm questions?

Use PracHub's coding console to write, test, and debug your solutions in Python or JavaScript. View hints, test against sample inputs, and compare with official solutions.

What difficulty level is this coding question?

This is a medium difficulty Coding & Algorithms question, commonly asked during Onsite rounds at Figma.

What role is this question designed for?

This question is commonly asked for Machine Learning Engineer candidates at Figma during technical interviews.

Implement Layer History and Grid Counting

Quick Overview

This question evaluates a candidate's proficiency in mutable state management and reversible operations through implementing an undo/redo layer editor with atomic batching, and their ability to reason about connectivity and algorithmic complexity by counting connected land regions in a grid.

medium
Figma
Coding & Algorithms
Machine Learning Engineer

Quick Overview

medium
Figma
Coding & Algorithms
Machine Learning Engineer

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