This is a crossword solver backed by various SAT solvers.
This is slow.
This is unusable.
This is a toy project.
First, install Rust โ you'll need the nightly toolchain.
Then try this out:
cargo run "\
....
..#.
A..."
It should return:
CHIZ
HE#O
ASIA
Good job! You just created a crossword. Now you can read the help page:
๐ฅ Welcome to Croissant, a crossword solver that smells good
Usage: croissant-cli [OPTIONS] <GRID>
Arguments:
<GRID>
The grid as a string; Each new line is a new row, '.' is a blank, '#' is a block
Options:
-w, --wordlist <WORDLIST>
The path to the word list; File must contain one word per line and nothing else
-s, --solver <SOLVER>
The solver to use
[default: logicng]
Possible values:
- cadical: The slow; Its name sounds good though, doesn't it?
- logicng: The less slow and thus the default; Congrats!
- splr: The slowest and buggiest, but that's why we love it โค๏ธ
-c, --count <COUNT>
The desired number of solutions
[default: 1]
-h, --help
Print help (see a summary with '-h')
-V, --version
Print version
Enjoy!
- โ Have fun!
- โ Explore SAT solvers available in Rust:
- โ Implement a CLI using clap.
- โ Understand Cargo feature configuration: Put each bundled solver behind a feature flag.
- ๐ง Discover WebAssembly: Compile Croissant to wasm and call it from a simple web application.
- ๐ง Scratch dynamic loading in Rust: Discover and use solvers compiled as shared libraries.
- ๐ง Document and publish a crate.
If you're looking for a fast crossword solver in Rust, check out xwords-rs.
If you're looking for another SAT-based crossword solver, check out Croiseur and its SAT solver plugin. It's in Java.