class="w"> </span><span class="o">:</span><span class="w"> </span><span class="n">node</span><span class="p">){</span>
<span class="w">    </span><span class="k">for</span><span class="p">(</span><span class="kt">int</span><span class="w"> </span><span class="n">i</span><span class="o">=</span><span class="mi">0</span><span class="p">;</span><span class="w"> </span><span class="n">i</span><span class="o">&lt;</span><span class="n">num_blocks</span><span class="p">;</span><span class="w"> </span><span class=