f="#cb10-12" aria-hidden="true" tabindex="-1"></a>   <span class="ex">10</span>   pub fn main<span class="er">(</span><span class="kw">)</span> <span class="ex">!void</span> {</span>
<span id="cb10-13"><a href="#cb10-13" aria-hidden="true" tabindex="-1"></a><span class="ex">-</span><span class="op">&gt;</span> 11       var n = add_and_increment<span class="er">(</span><span class="ex">2,</span> 3<span class="kw">);</span></span>
<span id="cb10-14"><a href="#cb10-14" aria-hidden="true" tabindex="-1"></a>   <