A diagnostic, not a drill

Find out where you actually stand.

A 15-minute diagnostic. A readiness score. A 2-week plan. Free.

Session 2847 — 42 min

Design an LRU cache with O(1) get and put

Hire

Problem decomposition

0/5

Algorithmic approach

0/5

Code correctness

0/5

Complexity reasoning

0/5

Edge-case coverage

0/5

Communication

0/5

Axes per session6

Decomposition, approach, correctness, complexity, edges, communication.

Question bank420

Hand-curated across eight tracks.

Verdict bands4

Strong Hire to No Hire, same as a real loop.

If your onsite is inside four weeks, start with the diagnostic.