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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"
+
+```