lass="w"> </span><span class="n">xbar</span><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="n">xbar1</span><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="n">xbar2</span>
<span class="kt">integer </span><span class="n">i</span><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="n">ip1</span><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="n">iwrite</span><span class=