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Amazon837 questions
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Perplexity32 questions
Perplexity Interview Question Bank
Perplexity interviews lean toward long, product-flavored engineering simulations rather than generic LeetCode. Candidates should expect Python-first coding, incremental multi-part specs, careful edge-case preservation across parts, and system-design conversations tied closely to search, discovery, retrieval, inference, and operational reliability.
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OJ Problems
practice in the online judgeDesign an In-Memory Unix File System and Implement Basic CommandsImplement an OOP ToDo List with Task CRUD, Status, and Dependencies (Cascade Updates)Design an In-Memory File System (Trie-based)Debug Failures (Identify Root Cause from Symptoms)Log Processing (Parsing & Aggregation)DFS with Memoization (Top-Down DP)Fix Existing Code (Bug Fixing)Parse citation numbers from paragraphs and reorder/deduplicate sources by first appearanceBuild a Discover-like News Feed Page with Infinite Scroll and Repeating LayoutImplement a Dependency-Aware Todo List with Cascade FailureEstimate Token CountImplement Tokenize FunctionUnderstand Code FunctionalityOptimize Byte Tokenization and Estimate Token CountImplement ToDo list for AIDepth-First Search ProblemImplement ToDo List for AI