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Advent of Code 2025 in R7RS-small Scheme
Implementations used
- Chibi
- Chicken
- Gauche
- Guile
- Racket
- Sagittarius
- Skint (excluded from some puzzles, as it lacks a numeric tower)
Testing
Requires BSD make. Targets:
bmake: test all implementationsbmake <impl> ...: test selected implementationsbmake benchmark: make a nice coloured benchmark table
License
All code in this repository is licensed under the zero-clause BSD license included below. It's probably terrible code anyway
Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted.
THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.