cp.nvim

NOTE: [scrapling] is currently down - CodeForces scraping will not work (for now). Track the issue here.

The definitive competitive programming environment for Neovim

Scrape problems, run tests, and debug solutions across multiple platforms with zero configuration.

https://github.com/user-attachments/assets/e81d8dfb-578f-4a79-9989-210164fc0148

Features

• Multi-platform support: AtCoder, CodeChef, Codeforces, and CSES
• Automatic problem setup: Scrape test cases and metadata in seconds
• Dual view modes: Lightweight I/O view for quick feedback, full panel for detailed analysis
• Test case management: Quickly view, edit, add, & remove test cases
• Rich test output: 256 color ANSI support for compiler errors and program output
• Language agnostic: Works with any language
• Diff viewer: Compare expected vs actual output with 3 diff modes

Optional Dependencies

• uv for problem scraping
• GNU time and timeout

Quick Start

cp.nvim follows a simple principle: solve locally, submit remotely.

Basic Usage

1. Find a contest or problem

2. Set up contests locally

   :CP codeforces 1848
   

3. Code and test

   :CP run
   

4. Navigate between problems

   :CP next
   :CP prev
   :CP e1
   

5. Debug and edit test cases

:CP edit
:CP panel --debug

5. Submit on the original website

Documentation

:help cp.nvim

See my config for the setup in the video shown above.

Similar Projects

• competitest.nvim
• assistant.nvim