OA Practice

Online Assessment Practice

Simulate the real Amazon OA experience. Solve timed problems with a built-in code editor, instant test case execution, and performance tracking.

Session Setup

Number of Problems

2 Problems

Difficulty

Language

Loading... problems available. Randomly selected each session.

OA Format

2

Problems

70

Minutes

~10⁸

Ops/sec

Pro Tips

Read all examples before coding
Identify the pattern first
If stuck >5 min, skip and return
Test edge cases in last 10 min

Keyboard shortcuts: Ctrl+Enter Run · Ctrl+Shift+Enter Submit