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krahets
2023-09-21 20:44:52 +08:00
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@@ -3444,7 +3444,32 @@
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<h1 id="73">7.3 &nbsp; 二叉树数组表示<a class="headerlink" href="#73" title="Permanent link">&para;</a></h1>
<p>在链表表示下,二叉树的存储单元为节点 <code>TreeNode</code> ,节点之间通过指针相连接。在上节中,我们学习了在链表表示下的二叉树的各项基本操作。</p>
<p>那么,我们能否用数组来表示二叉树呢?答案是肯定的。</p>
@@ -4567,11 +4599,73 @@
<li>当二叉树中存在大量 <span class="arithmatex">\(\text{None}\)</span> 时,数组中包含的节点数据比重较低,空间利用率较低。</li>
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