p47228032-bb"><span class="identifier">pool</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">size_type</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">size_type</span> <span class="special">=</span> <span class="number">32</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">size_type</span> <span class="special">=</span> <span class="number">0</span><span class="sp