# Rust crate for Gray codes
This crate provides iterators over Gray codes as well as utilities for
efficiently visiting all subsets of a
collection. See [the rustdoc](https://docs.rs/gray-codes/) for more
details and examples.
This crate is published on the https://crates.io/ repository as the
"gray-codes" crate.
## License
Licensed under either of
* Apache License, Version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
http://www.apache.org/licenses/LICENSE-2.0)
* MIT license ([LICENSE-MIT](LICENSE-MIT) or
http://opensource.org/licenses/MIT)
at your option.
### Contribution
Unless you explicitly state otherwise, any contribution intentionally
submitted for inclusion in the work by you, as defined in the
Apache-2.0 license, shall be dual licensed as above, without any
additional terms or conditions.