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Library Document

• "Copy-and-paste-then-run" in any platforms
  • No macro such asREP(i, n)
• Easy to remember usage of codes which have not been used for long time
  • Concise instruction is written directly on.hpp files
  • Less lines preferred
• Proactively introducing non-essential codes (such as UnionFind specialized for 2D grids) for fast AC in real contests

GitHub Actions-based CI is run for the environments below:

• C++20 (GCC):g++ -std=c++20 -O2 -Wall
• C++20 (Clang):clang++ -std=c++20 -O2 -Wall

You can easily insert the snippets using the tools such asClipboard History andsnippet-from-file. The scriptgenerate_snippet_conf.py generates the configuration file for them.

Some files in this repo (such asnetwork-simplex.hpp) contains peculiar license statements. These files are under the particular license.

Except such snippets, the programs written by the owner of the repo is under the MIT License, but you can freely use or modify C++ codes without any notice for programming contests or online judges.

clang-format-19 is used to lint.cpp /.hpp files. Default configuration file is.clang-format. Seeformatter.yml for detail.