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<div class="prerequisites">
  {{# helpers.info }}

  __Prerequisites__:<br>
  All tutorials require Vanadium <a href="/installation/">installation</a>, and must run in a <a href="/tutorials/faq.html#why-bash-">bash shell</a>.
  {{# scenario }}
  <br>Further, please <a href="/sh/scenario-{{ scenario }}-setup.sh" download="scenario-{{ scenario }}-setup.sh"> download this script</a> then <a href="/tutorials/faq.html#why-source-">source</a> it:
  ```
  source ~/Downloads/scenario-{{ scenario }}-setup.sh
  ```

  This command wipes tutorial files and defines shell environment variables. If you start a new terminal, and just want to re-establish the environment, see instructions <a href="/tutorials/setup.html">here</a>.
  {{/ scenario }}

  {{# completer }}
  If you would like to generate files from this tutorial without the copy/paste steps, download and source <a href="/sh/tut-completer-{{ completer }}.sh" download="tut-completer-{{ completer }}.sh">this script</a>. Files will be created in the `$V_TUT` <a href="/tutorials/setup.html">directory</a>.
  {{/ completer }}

  {{/ helpers.info }}
</div>
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