s="n">a</span><span class="p">(</span><span class="n">i</span><span class="p">,</span><span class="n">j</span><span class="p">)</span><span class="o">*</span><span class="n">x</span><span class="p">(</span><span class="n">i</span><span class="p">)</span><span class="w"></span>
<span class="w">                          </span><span class="k">enddo</span>
<span class="k">                      else</span>
<span class="k">                          if</span><span class="w"> </span><span class="p">(</span><span c