Online-Judge

An Online-judge system based on Node and React (MERN Stack).

Features

• Authentication and Authorization
• Submit your code
• Test your code
• Results shows Time (Sec) and Memory (MB)
• Verdicts
  • Time Limit Exceeded (TLE)
  • Memory Limit Exceeded (MLE)
  • Compilation Error (CE)
  • Runtime Error (RTE)
  • Wrong Answer (WA)
  • Accepted (AC)
• See your submissions
• Filter problems based on tags
• Search problems by name
• Dashboard for Statistics
• Create Coding Problems
• E-mail verification
• Forgot password
• Leaderboard

Supported Languages

• C
• C++ 11/14/17 (GCC)
• Java 8
• Python 3

Prerequisite

• Docker Desktop
• Node.js

Env Variables

In judge/config/config.js:

PORT = 5000
JWT_PRIVATE_KEY = <Your_JWT_Token>
BACK_SERVER_URL = <Spring_Server_URL>

Setup Locally

Make sure to install docker in your machine.

Start Docker Desktop

git clone https://github.com/meetpatel0963/Online-judge.git
cd online-judge

Client

In client/src/config/config.js:

Change BACK_SERVER_URL="http://localhost:<spring_server_port>"

Change JUDGE_URL="http://localhost:<judge_server_port>"

cd client
npm install
npm start

Server

Start Spring Boot Server

Change PATH_INIT={{Path to Server Directory}} in judge/judge.js

cd judge
mkdir submissions
npm install
cd docker
docker build -t <Image_Name> .
cd ..
npm start

Make sure to start Docker Desktop before the command npm start.

🎉 And that's it! You will now be able to visit http://localhost:3000/ URL and see your application up and running.

Snapshots

SignIn

SignUp

ProblemSet

Problem Page

Code Editor

Results

Add Problem Page

User Submissions

User Submission Modal

Dashboard Charts

Dashboard Charts

Thanks

• I'd appreciate a star if you find this helpful.

License

MIT