t</span> main<span class="op">(</span><span class="dt">int</span> argc<span class="op">,</span> <span class="dt">char</span> <span class="op">*</span>argv<span class="op">[])</span></span>
<span id="cb25-8"><a href="flocking.html#cb25-8"></a><span class="op">{</span></span>
<span id="cb25-9"><a href="flocking.html#cb25-9"></a>        <span class="kw">struct</span> flock fl <span class="op">=</span> <span class="op">{</span></span>
<span id="cb25-10"><a href="flocking.html#cb25-10"></a>            <span clas