update

leetcode-cn/originData/check-completeness-of-a-binary-tree.json

@@ -12,7 +12,7 @@
             "translatedContent": "<p>给定一个二叉树的<meta charset=\"UTF-8\" />&nbsp;<code>root</code>&nbsp;，确定它是否是一个&nbsp;<em>完全二叉树</em>&nbsp;。</p>\n\n<p>在一个&nbsp;<strong><a href=\"https://baike.baidu.com/item/完全二叉树/7773232?fr=aladdin\" target=\"_blank\">完全二叉树</a></strong>&nbsp;中，除了最后一个关卡外，所有关卡都是完全被填满的，并且最后一个关卡中的所有节点都是尽可能靠左的。它可以包含<meta charset=\"UTF-8\" />&nbsp;<code>1</code>&nbsp;到<meta charset=\"UTF-8\" />&nbsp;<code>2<sup>h</sup></code>&nbsp;节点之间的最后一级 <code>h</code> 。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<p><img alt=\"\" src=\"https://assets.leetcode-cn.com/aliyun-lc-upload/uploads/2018/12/15/complete-binary-tree-1.png\" /></p>\n\n<pre>\n<strong>输入：</strong>root = [1,2,3,4,5,6]\n<strong>输出：</strong>true\n<strong>解释：</strong>最后一层前的每一层都是满的（即，结点值为 {1} 和 {2,3} 的两层），且最后一层中的所有结点（{4,5,6}）都尽可能地向左。\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<p><strong><img alt=\"\" src=\"https://assets.leetcode-cn.com/aliyun-lc-upload/uploads/2018/12/15/complete-binary-tree-2.png\" /></strong></p>\n\n<pre>\n<strong>输入：</strong>root = [1,2,3,4,5,null,7]\n<strong>输出：</strong>false\n<strong>解释：</strong>值为 7 的结点没有尽可能靠向左侧。\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li>树的结点数在范围 <meta charset=\"UTF-8\" />&nbsp;<code>[1, 100]</code>&nbsp;内。</li>\n\t<li><code>1 &lt;= Node.val &lt;= 1000</code></li>\n</ul>\n",
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