AtCoder

Links

• AtCoder
• AtCoder Problems / ichiya_x
• Notion log - more details about settings

Setup

Requirements

• uv

Install and activate venv

uv sync

If you haven't activated venv, execute below:

source venv/bin/activate

Login

It is required to download and submit problems.

oj login https://atcoder.jp

Note

atcoder-tools The first time you execute atcoder-tools command, you are asked to log in.

Create ~/.atcodertools.toml

Copy atcodertools.toml in current directory to ~/.atcodertools.toml.

cp atcodertools.toml ~/.atcodertools.toml

Configure keybinding

1. Open keybindings.json in vscode. (Command Pallete > Preferences: Open Keyboard Shortcuts (JSON))
2. Append below to keybindings.json:

   {
       "key": "ctrl+shift+c",
       "command": "workbench.action.tasks.runTask",
       "when": "editorTextFocus",
       "args": "AtCoder_Test"
   },
   {
       "key": "cmd+ctrl+shift+s",
       "command": "workbench.action.tasks.runTask",
       "when": "editorTextFocus",
       "args": "AtCoder_Submit"
   }

Note

AtCoder_Test and AtCoder_Submit are task names in .vscode/tasks.json.

Usage

Download problems

sh tools/download_problem.sh <CONTEST_ID>
# e.g. sh download_problem.sh abc326

Download problems sequentially

before executing below command, edit variables (start, end) in tools/seq_download_problem.py

python tools/seq_download_problems.py

Write a program

<CONTEST_ID>/<PROBLEM_LEVEL>/main.py
# e.g. abc326/A/main.py

Test

in <CONTEST_ID>/<PROBLEM_LEVEL>/main.py

Execute with shortcut (shift + ctrl + c) in macOS.
Then open new terminal and execute test automatically.

This shortcut is added to keybindings.json in vscode.

Submit

Execute with shortcut (cmd + shift + ctrl + s) in macOS.
Then open new terminal and execute submit automatically.

This shortcut is added to keybindings.json in vscode.