Simulation Interview Questions
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coding
Airbnb
Amazon
Google
Airbnb Coding: Max Candies From Boxes (BFS/Greedy)
Study Airbnb coding question 'Max Candies From Boxes' — learn a BFS/greedy simulation approach, handle keys/containedBoxes and edge cases, and test a Python solution.
Software Engineer, Backend EngineerEntry Level
coding
Lyft
Google
Amazon
Lyft Coding Interview: Persistent Read Wrapper (read4)
Build a persistent read wrapper using read4 that preserves leftover characters across successive read() calls. Practice stateful iterator design—solve it now.
Software Engineer, Backend EngineerEntry Level
coding
OpenAI
Google
AWS
OpenAI Coding Interview: Time-Based GPU Credit System
Replayable time-based GPU credit system for OpenAI interviews. Covers event-sourced adds/charges, expiry rules, persistence and out-of-order timestamps.
Software Engineer, Backend EngineerEntry Level
coding
Palantir
Amazon
Meta
Palantir Coding Interview: War Card Game Simulation
Simulate one round of a multiplayer War card game with queue-based decks, tie resolution, and elimination rules. Read the spec, function signature, and edge cases.
Software Engineer, Backend EngineerEntry Level
coding
Snowflake
Databricks
Amazon
Rate Limiter Dropped Requests (Coding) - Snowflake
Simulate a rate limiter: given arrival timestamps, return dropped-request timestamps under per-second (≤3) and per-10-second (≤20) limits. Read hints, optimize.
Software Engineer, Backend EngineerEntry Level
online assessment
Visa
Mastercard
American Express
Visa Paragraph Text Alignment Formatter (OA)
Practice a Visa online assessment: implement a paragraph text alignment formatter (left/right/center/justify) with width W. Read approach and edge cases.
Software Engineer, Frontend EngineerEntry Level
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