Free Pattern Library
The shape of pattern-based interview prep across our top 20 companies - 14 patterns, 500 problems. No account needed. Upgrade to Pro when you want every node.
14 patterns. 20 company paths. One brain framework.
Free preview shows the shape - Pro unlocks every node.
See pattern → company mapping
- Two Pointers - heavy at Stripe, Apple, Uber
- Sliding Window - Meta, Amazon, DoorDash
- BFS / DFS - Google, Microsoft, LinkedIn
- Dynamic Programming - Google, Meta, Adobe
- Backtracking - Apple, Salesforce, Adobe
- Heap / Priority Queue - Amazon, Uber, DoorDash
- Trie - Google, Microsoft, LinkedIn
- Graph - Meta, Netflix, Snowflake
- Greedy - Stripe, Coinbase, Anthropic
- Binary Search - Amazon, Microsoft, Tesla
- Linked List - Apple, Adobe, Salesforce
- Hash / Set / Map - Every company
- Stack / Queue - Stripe, Coinbase, Robinhood-tier
- Intervals - Google, Meta, Airbnb
Unlock the full roadmap
500 problems · 20 company paths · video walkthroughs.