continue</span>; <span class="keyword">end</span>
      <span class="keyword">for</span> x=1:16
        xv= ind2subv([2 2 2 2], x);
        <span class="keyword">if</span> xv(s)==j &amp;&amp; xv(t)==k
          F(ndx,x)=1;
        <span class="keyword">end</span>
      <span class="keyword">end</span>
      ndx = ndx + 1;
    <span class="keyword">end</span>
  <span class="keyword">end</span>
<span class="keyword">end</span>
rank(F)
</pre><pre class="codeoutput">ans =
     8
</pre><p class="footer"><br>
   