><span class="n">len_arr</span><span class="p">)</span>

    <span class="n">lat_start_idc</span> <span class="o">=</span> <span class="n">idc</span><span class="p">[</span><span class="mi">0</span><span class="p">][</span><span class="mi">0</span><span class="p">]</span>
    <span class="n">lat_end_idc</span> <span class="o">=</span> <span class="n">idc</span><span class="p">[</span><span class="mi">0</span><span class="p">][</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>

