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UI · Frontend challenge · Frontend UI
Analog Clock
Difficulty
medium
Time
~25m
Format
Single
Grading
Human review
#ui#react#frontend#effects#timers
Mission file // read carefullymedium
Build a CSS-driven Analog Clock component.
Requirements
- Display the clock face with three hands: Hour, Minute, and Second.
- Hands must rotate dynamically based on the current system time.
- Updates must occur once per second, cleaning up active timers/intervals on unmount.
Build with
ReactLive preview as you type
Human review
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