# Shuttle's Christmas Code Hunt 2023 - Validator
Use this binary to run the official tests against your solution to challenges from [Shuttle's Christmas Code Hunt 2023](https://www.shuttle.rs/cch).
The major version number specifies the latest supported challenge to validate.
A new version is published shortly after each challenge release.
## Installation / Upgrading
```sh
cargo install cch23-validator
```
## Usage
```text
Arguments:
[NUMBERS]... The challenge numbers to validate
Options:
--all Validate all challenges
-u, --url <URL> The base URL to test against [default: http://127.0.0.1:8000]
-h, --help Print help
-V, --version Print version
```
## Examples
```sh
cch23-validator -1
cch23-validator 6 7
cch23-validator --all
```