Activision Coding Interview Questions
25 Activision coding interview problems with full optimal solutions — 15 easy, 7 medium, 3 hard. Every problem ships with multiple approaches (brute-force first, then the optimal), complexity tables for each, company-specific tips on what an Activision interviewer values, and a FAQ section.
Showing 3 problems of 25
- #23hardfoundational
23. Sliding Window Maximum
Return the max of every length-k sliding window — Activision uses this to gauge monotonic-deque reasoning before anti-cheat telemetry burst-detection questions.
- #24hardfoundational
24. Find Median from Data Stream
Design a structure that supports addNum and findMedian — Activision uses this to gauge dual-heap design before live leaderboard percentile-tracking questions.
- #25hardfoundational
25. LFU Cache
Design a cache that evicts least-frequently-used entries with O(1) get and put — Activision uses this to gauge multi-map design before anti-cheat telemetry hot-key eviction questions.