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```console
$ 02_crate_derive --help
A simple to use, efficient, and full-featured Command Line Argument Parser
Usage: 02_crate_derive[EXE] --two <TWO> --one <ONE>
Options:
--two <TWO>
--one <ONE>
-h, --help Print help
-V, --version Print version
$ 02_crate_derive --version
clap [..]
```
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