Coding Interview Questions
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Adobe Coding Question: Shortest Subarray with K Distinct
Shortest contiguous subarray with exactly k distinct integers. Learn sliding-window + hash-map approach, edge cases, and practical tips — practice now.
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.
Anthropic Coding Interview: Domain-Scoped Web Crawler
Implement a domain-scoped web crawler for Anthropic's coding interview: build single-threaded, multi-threaded and asyncio variants with politeness and dedup. Practice it.
Anthropic ML Coding: Prompt-based Binary Classifier
Build a prompt-based binary classifier from per-token log-probs, convert scores to P_pos, compute accuracy & cross-entropy without libraries. Read steps & tips.
Apple Coding Question: Count Occurrences in Binary Tree
Implement and optimize counting value occurrences in a binary tree. Covers single-threaded DFS, thread-safe parallel aggregation, and index-based caching. Try now.
Atlassian Coding Question: URL Router with Wildcards
Implement a thread-safe router with segment wildcards and named params. Covers first-registered resolution, concurrency guarantees, and practical tips.
Atlassian Web App Flow: Authentication & Session Management
Learn the end-to-end web app authentication flow for Atlassian interviews. Understand form submission, tokens, cookies, sessions, and security mitigations.
Binary Tree Path Sum — Amazon Coding Question Guide
Practice Amazon coding: implement root-to-leaf and any-node downward path-sum in a binary tree. Learn DFS/backtracking and prefix-sum optimizations — try code examples.
Bloomberg Coding: Grid Shortest Path with K Breaks
Bloomberg coding: shortest path in a grid with up to k wall removals. Learn BFS-with-state, complexity O(m*n*k), optimizations and interview tips. Try it.
ByteDance Coding Question: Merge Accounts by Email
Practice ByteDance 'Merge Accounts by Email' coding problem using Union-Find or graph traversal. Implement merging, dedupe emails, sort results, and analyze complexity.
ByteDance ML: Binary Logistic Regression (NumPy)
Implement a binary logistic regression classifier from scratch with NumPy. Learn fit, predict_proba, predict, BCE loss and gradient descent. Practice coding now.
Cisco Coding Interview: Look-and-Say Next Term
Practice Cisco coding screens: implement Look-and-Say next term for digit strings. Learn approach, edge cases, and complexity tips — try it now.
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