Skip to main content
mediumNeetCode 150

Reverse Integer

Reverse Integer is one of those problems where a small math insight beats brute force. Interviewers love it because it reveals your turning constraints into math and your edge-case discipline. The trap is brute force: there's almost always a simplification hiding in the constraints.

Math & Geometry

Chat with Fin or Coco right now on mobile.

Start talking through the problem here. Switch to desktop when you're ready to code and run tests.

Start coaching session
Coco
Fin

Meet your coaches

Talk through the problem while you code. Guest text is free. Hosted voice is the Own Words Pack.

1Reverse Integermedium
Based onLeetCode

Code + tests need a desktop

Chat works on this phone. Email yourself a link when you want the editor and tests.