Mid-Level
August 19, 2026Spot the bug: Rust
One snippet. Find the bug, or prove there isn't one.
rust
1pub fn is_business_hour(hour: u32) -> bool {
2 hour >= 9 || hour < 17
3}Click the lines that carry the problem.
Your verdict
One attempt per day. The answer shows up right after.
Keep your streak
Create an account to keep your streak and track your progress.