USACO • CSES • CF Problem ID Navigator

A minimal, fast web app for quickly navigating to programming problems across multiple platforms. No more manual URL typing - just enter the problem ID and go!

Supported Platforms

• USACO: Enter problem ID (e.g., 1275 for Dec 2022 Silver)
• CSES: Enter problem ID (e.g., 1192 for Counting Rooms)
• Codeforces: Enter contest ID and problem letter (e.g., 702 B for Powers of Two)

Features

• 🚀 Instant navigation to problems
• ⌨️ Keyboard friendly (use Enter to navigate)
• 🎯 Platform-specific input validation
• 💡 Helpful examples for each platform
• 📱 Mobile-responsive design
• ⚡ No dependencies, pure HTML/CSS/JS

Usage

1. Select your platform (USACO, CSES, or Codeforces)
2. Enter the problem ID:
   • For USACO/CSES: Just enter the number
   • For Codeforces: Enter contest ID and problem letter
3. Press Enter or click "Go"

Local Development

Simply serve the files using any static file server. For example:

python -m http.server 8000

Then open http://localhost:8000 in your browser.

License

MIT License - feel free to use and modify!