Start with a concrete goal. Each session connects existing lessons to an exercise and a self-check you can explain out loud.
6 guided sessions · 0 self-checked
Turn a problem statement into an approach you can implement, test and defend. Work through six sessions, then try a mixed mock.
Before you start: You can write functions, loops and basic collections in your chosen language.
Start path →Next: Read the contract before choosing a pattern
6 guided sessions · 0 self-checked
Connect C++, machine behavior and latency into interview answers you can support with evidence.
Before you start: You can solve basic coding problems and read C++ functions and classes. Start with the Coding Interviews track if needed.
Start path →Next: Explain what Big-O leaves out
Session completion is saved in this browser. It records your own review, not verified code correctness or hiring readiness. Open the practice journal for executable problems and scheduled reviews.