ngth</a></span><span class="op">(</span><span class="va">prec_mes</span><span class="op">[</span>,<span class="va">it</span><span class="op">]</span><span class="op">)</span><span class="op">)</span> <span class="op">&amp;</span> <span class="va">acc</span></span></span>
<span class="r-in"><span>  </span></span>
<span class="r-in"><span><span class="op">}</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="va">valmin</span> <span class="op">&lt;-</span> <span c