Master Coding
Through Competition

Join thousands of developers competing in real-time coding challenges. Test your skills, create contests, and climb the leaderboard.

10,000+

Active Users

500+

Contests

8

Languages

Why Choose CodeArena?

Multi-Language Compiler

Support for Python, JavaScript, Java, C++, C, Ruby, Go, and Rust with real-time execution.

Create Contests

Design custom coding challenges with test cases, time limits, and scoring systems.

Real-Time Results

Instant code execution and feedback with detailed error messages and output.

Live Leaderboard

Track your progress and compete with developers worldwide in real-time rankings.

Secure Execution

Sandboxed code execution environment ensuring safety and preventing malicious code.

Smart Editor

Syntax highlighting, auto-completion, and intelligent code suggestions.

Code Compiler

Code Editor

Input

Output

Run your code to see output here

Active Contests

Create New Contest

Contest Details

Contest Title

Description

Difficulty

Duration (minutes)

Problem Statement

Problem

Constraints

Test Cases