Experience the Arena

Watch a simulated battle between two developers. Real-time coding, live test cases, and the thrill of competition.

YOU
P1
5:00
RANKED MATCH
OPPONENT
P2
solution.js
JAVASCRIPT
Test Results
opponent.js
JAVASCRIPT
Test Results

Ready for the real thing?

Join thousands of developers competing daily to sharpen their skills and climb the leaderboard.

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Fair Matching

Our ELO-based matchmaking ensures you always face opponents at your skill level.

Global Leaderboards

Climb the ranks and earn badges as you defeat opponents and master new languages.

Instant Feedback

Run your code against hidden test cases and get immediate results during battle.