Minimal Vim Config for Competitive Programming in C++

Lightweight configuration for vim'ing AtCoder contests.

Requirements

• vim 8.0+ (recommended)
• clangd language server
• g++ compiler with C++20 support
• fzf (Fuzzy Finder)
• ripgrep

Plugins

This configuration uses Vundle for plugin management and includes the following plugins:

Core & Utility

• VundleVim/Vundle.vim: Plugin manager for Vim
• vim-utils/vim-man: View man pages in Vim
• junegunn/fzf and junegunn/fzf.vim: Fuzzy finder for file navigation
• Raimondi/delimitMate: Auto-closes brackets, quotes, etc.

Completion & Intelligence

• ycm-core/YouCompleteMe: Code-completion engine
• ajh17/VimCompletesMe: Tab completion enhancement
• prabirshrestha/vim-lsp: Language Server Protocol support
• prabirshrestha/async.vim: Async functions for Vim
• prabirshrestha/asyncomplete.vim: Async completion in pure Vim script
• prabirshrestha/asyncomplete-lsp.vim: LSP source for asyncomplete.vim

Appearance

• sainnhe/gruvbox-material: Improved Gruvbox theme with better contrast
• itchyny/lightline.vim: Lightweight, configurable status line

Installation

1. Clone the Repository

   git clone https://github.com/vleema/vimcfg.git

2. Install Vundle

   git clone https://github.com/VundleVim/Vundle.vim.git ~/.vim/bundle/Vundle.vim

3. Copy the Configuration

   cp vimcfg/vim/.vimrc ~/.vimrc

   • Or use stow from inside this project directory:

     stow */

4. Install Plugins:

   Launch vim and run:

   :PluginInstall
   

5. Install YouCompleteMe

   cd ~/.vim/bundle/YouCompleteMe
   python3 install.py

Usage

Vim

Keybinding	Action
;	:
<C-x>	Exit terminal mode

Fuzzy Finder

Keybinding	Action
<space>/	Ripgrep (current directory)
<space>ff	Find files (current directory)
<space>,	Find open buffers
<space>uC	Change colorscheme
/	Lines in current buffer

C++ Specific Commands

Keybinding	Action
<space>ac	Compile current file
<space>ar	Compile and run
<space>acri	Compile and run with input from file 'i'
<space>ard	Launch GDB debugger

LSP Navigation

Keybinding	Action
gd	Go to definition
gr	Find references
gi	Go to implementation
K	Show documentation hover
<space>cr	Rename symbol
<space>ca	Code action menu
<space>cf	Quick fix
[g / ]g	Previous/next diagnostic

Customization

The configuration is thoroughly commented to make customization easy. Key areas you might want to modify:

• Compiler flags in the autocmd section
• Theme options (background intensity, color scheme)
• LSP settings for different languages
• Specific macros or snippets.

Contributing

Feel free to submit issues or pull requests if you have suggestions for improvements or bug fixes.

• If you like you may want to add some useful snippets or macros idk.

License

MIT