="code">scanf&nbsp;fmt&nbsp;f</code> applies <code class="code">f</code> to the arguments
    specified by <code class="code">fmt</code>, reading those arguments from <a href="Pervasives.html#VALstdin"><code class="code">stdin</code></a> as
    expected.</p>

<p>If the format <code class="code">fmt</code> has some <code class="code">%r</code> indications, the corresponding
    formatted input functions must be provided <em>before</em> receiver function
    <code class="code">f</code>. For instance, if <code