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* Set up uv
* Add solution for day 1, 2025
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‎.pre-commit-config.yaml‎

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repos:
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- repo: https://gitlab.com/vojko.pribudic.foss/pre-commit-update
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rev: v0.9.0
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hooks:
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# Update pre-commit scripts
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- id: pre-commit-update
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- repo: https://github.com/astral-sh/uv-pre-commit
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rev: 0.9.13
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hooks:
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# Update the uv lockfile
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- id: uv-lock
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- repo: https://github.com/asottile/pyupgrade
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rev: v3.21.2
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hooks:
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# Upgrade syntax for newer versions of the language
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- id: pyupgrade
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args: [--py312-plus]
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- repo: https://github.com/pre-commit/pre-commit-hooks
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rev: v6.0.0
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hooks:
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# Prevent giant files from being committed
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- id: check-added-large-files
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# Check whether files parse as valid python
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- id: check-ast
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# Require literal syntax for empty or zero Python builtin types
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- id: check-builtin-literals
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# Check for files with conflict on a case-insensitive filesystem
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- id: check-case-conflict
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# Checks that non-binary executables have a proper shebang
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- id: check-executables-have-shebangs
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# Check for files that cannot be created on Windows
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- id: check-illegal-windows-names
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# Attempts to load all json files to verify syntax
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- id: check-json
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# Checks that scripts with shebangs are executable
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- id: check-shebang-scripts-are-executable
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# Checks for symlinks which do not point to anything
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- id: check-symlinks
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# Attempts to load all TOML files to verify syntax
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- id: check-toml
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# Attempts to load all yaml files to verify syntax
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- id: check-yaml
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# Makes sure files end in a newline and only a newline
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- id: end-of-file-fixer
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# Removes UTF-8 byte order marker
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- id: fix-byte-order-marker
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# Replaces or checks mixed line ending
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- id: mixed-line-ending
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# Verifies that test files are named correctly
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- id: name-tests-test
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args: [--pytest-test-first]
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# Protect specific branches from direct checkins
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- id: no-commit-to-branch
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args: [-b, dev]
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# Trims trailing whitespace
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- id: trailing-whitespace
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- repo: https://github.com/adrienverge/yamllint.git
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rev: v1.37.1
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hooks:
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# Lint YAML files
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- id: yamllint
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- repo: https://github.com/astral-sh/ruff-pre-commit
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rev: v0.14.7
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hooks:
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# Run the linter
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- id: ruff-check
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args: [--fix, --show-fixes, --exit-non-zero-on-fix]
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# Run the formatter
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- id: ruff-format
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# local hook used to avoid repeating dependencies list
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- repo: local
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hooks:
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# Check type annotations
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- id: mypy
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name: mypy
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entry: mypy
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require_serial: true
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language: system
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'types_or': [python, pyi]
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- repo: https://github.com/fpgmaas/deptry.git
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rev: 0.24.0
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hooks:
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# Check for problems in dependency declarations
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- id: deptry
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args: ["src"]
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- repo: https://github.com/codespell-project/codespell
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rev: v2.4.1
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hooks:
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# Fix common misspellings in text files
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- id: codespell
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additional_dependencies:
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- tomli
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- repo: https://github.com/jendrikseipp/vulture
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rev: v2.14
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hooks:
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# Finds unused code
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- id: vulture
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- repo: https://github.com/pappasam/toml-sort
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rev: v0.24.3
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hooks:
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# Sort and format toml files
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- id: toml-sort
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args: ["pyproject.toml"]

‎README.md‎

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# Advent of Code
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My solutions to [Advent of Code](https://adventofcode.com/) programming puzzles in Python 3.11+.
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My solutions to [Advent of Code](https://adventofcode.com/) programming puzzles in Python 3.14.
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Please note that original input to puzzles is not included, it is downloaded dynamically via *advent-of-code-data*
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library. The sample input files are not original ones, but created by myself.
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## Summary stats
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| Year | Stars | Days completed |
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| Year | Stars | Days completed |
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|:----:|:-------------------------------------------------------------------:|:----------------------------------------------------------------:|
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| 2025 | ![](https://img.shields.io/badge/2025%20stars%20⭐-0-yellow) | ![](https://img.shields.io/badge/2025%20days%20completed-0-red) |
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| 2024 | ![](https://img.shields.io/badge/2024%20stars%20⭐-50-yellow) | ![](https://img.shields.io/badge/2024%20days%20completed-25-red) |

‎pyproject.toml‎

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[dependency-groups]
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dev = [
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"deptry",
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"graphviz",
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"mypy",
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"pre-commit",
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"pytest",
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"pytest-cov",
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]
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[project]
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dependencies = [
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"advent-of-code-data",
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"matplotlib",
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"networkx",
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"numpy",
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"scipy",
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"tqdm",
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]
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description = "My solutions to Advent of Code programming puzzles."
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name = "advent-of-code"
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readme = "README.md"
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requires-python = ">=3.14"
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version = "1.0.0"
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[tool.ruff]
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indent-width = 4
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line-length = 88
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target-version = "py312"
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[tool.tomlsort]
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all = true
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in_place = true
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trailing_comma_inline_array = true
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[tool.vulture]
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min_confidence = 80
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paths = ["src"]

‎requirements-to-freeze.txt‎

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‎src/2025/01/2025_01.py‎

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from enum import Enum
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from typing import NamedTuple
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from src.utils.data import load_data
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from src.utils.submission import submit_or_print
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class Direction(Enum):
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LEFT = "L"
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RIGHT = "R"
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def __repr__(self):
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return self.value
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class Rotation(NamedTuple):
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direction: Direction
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distance: int
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def __repr__(self):
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return f"{self.direction!r}{self.distance}"
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def main(debug: bool) -> None:
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input_data = load_data(debug)
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rotations = parse_input(input_data)
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limit = 100
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initial_position = 50
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result_part1 = solve(initial_position, limit, rotations)
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result_part2 = solve(initial_position, limit, rotations, part2=True)
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submit_or_print(result_part1, result_part2, debug)
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def parse_input(input_data: str) -> list[Rotation]:
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return [
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Rotation(direction=Direction(line[0]), distance=int(line[1:]))
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for line in input_data.splitlines()
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]
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def solve(
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init_pos: int, limit: int, commands: list[Rotation], part2: bool = False
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) -> int:
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print()
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result = 0
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current_pos = init_pos
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for direction, distance in commands:
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start_pos = current_pos
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# remove all full rotations
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quotient, distance = divmod(distance, limit)
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# each full rotation goes once through zero
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if part2:
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result += quotient
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# rotate
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current_pos += (1 if direction == Direction.RIGHT else -1) * distance
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# go back to required range [0, limit)
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quotient, current_pos = divmod(current_pos, limit)
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# count going through zero if not starting or ending with it
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if all([part2, quotient, start_pos != 0, current_pos != 0]):
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result += 1
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# count ending rotation at zero
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if current_pos == 0:
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result += 1
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return result
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if __name__ == "__main__":
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debug_mode = True
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debug_mode = False
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main(debug_mode)

‎src/2025/01/sample_input.txt‎

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R11
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L33
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R1
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L53233
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L60

‎src/utils/submission.py‎

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from typing import Any, Optional
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from typing import Any
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from aocd import submit
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def submit_or_print(
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result_part1: Optional[Any], result_part2: Optional[Any], debug: bool
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):
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def submit_or_print(result_part1: Any | None, result_part2: Any | None, debug: bool):
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print("Result part 1:", result_part1)
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print("Result part 2:", result_part2)
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if not debug:

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