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```console
$ 02_app_settings --help
clap [..]
A simple to use, efficient, and full-featured Command Line Argument Parser
USAGE:
02_app_settings[EXE] --two <VALUE> --one <VALUE>
OPTIONS:
--two <VALUE>
--one <VALUE>
-h, --help Print help information
-V, --version Print version information
$ 02_app_settings --one -1 --one -3 --two 10
two: "10"
one: "-3"
```
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