>integer</span>, <span class="keywordtype">parameter</span> :: stack_levels = 300</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;  <span class="comment">! Variables</span></div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;  <span class="keywordtype">integer</span> :: idx</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;