    expensive_closure(intensity)
        );
    } else {
        if random_number == 3 {
            println!(&quot;Take a break today! Remember to stay hydrated!&quot;);
        } else {
            println!(
                &quot;Today, run for {} minutes!&quot;,
                expensive_closure(intensity)
            );
        }
    }
}
<span class="boring">}</span></code></pre></pre>
<!--
<span class="caption">Listing 13-6: Calling the `expensive_closure` we’ve
defined</span>
-->
<p><span class="cap