Practice
Reading gets you to “I understand it.” Interviews ask for “I can explain it, out loud, in ten minutes.” Pick a track and close that gap.
Data Structures & Algorithms
100 problems across 10 topics, tagged by company. Solve in a real Java compiler before the solution unlocks.
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System Design
The 10 questions most likely to come up, each tagged with the companies that ask it, the round, and how often. Commit your answer on the built-in whiteboard before the model one unlocks.
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