s="op">+</span><span class="num">1</span><span class="op">,</span> <span class="num">0</span><span class="op">]</span><span class="op">,</span>  <span class="com"># bottom</span>&nbsp;</span><span class="r"></span></p>
    <p class="mis mis2 show_mis"><span class="n"><a id="t25" href="#t25">25</a></span><span class="t">                <span class="op">[</span><span class="num">0</span><span class="op">,</span> <span class="op">-</span><span class="num">1</span><span class="op">]</span><span class="op">,</sp