abel</span>
<span class="nx">implicit</span><span class="w"> </span><span class="nx">none</span>
<span class="nx">real</span><span class="w"> </span><span class="o">::</span><span class="w"> </span><span class="nx">sp_mean</span>
<span class="nx">double</span><span class="w"> </span><span class="nx">precision</span><span class="w"> </span><span class="o">::</span><span class="w"> </span><span class="nx">dp_mean</span>
<span class="w">   </span><span class="nx">call</span><span class="w"> </span><span class=