Big-O Complexity Visualizer

Updated · techinterview.org

Big-O describes how the work grows as the input gets bigger. The gap between classes is the whole game: at n = 50, an O(log n) algorithm does about 6 steps while O(2ⁿ) does a quadrillion. Move the slider to see it.

newsletter

What's actually being asked right now

Interview patterns & comp trends, straight to your inbox.

No spam. Unsubscribe anytime.

1972 Soviet postage stamp commemorating the Mars 2 probe

worth a read

Mars For The Rest of Us — a weekly-or-more deep dive on the technical side of Mars exploration: rocket propulsion, microbiology, mission architecture, and everything in between. Written by Maciej Ceglowski.

Read it on Substack →
Scroll to Top