leetcode-problemset/leetcode-cn/originData/opLdQZ.json

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        "question": {
            "questionId": "1000319",
            "questionFrontendId": "LCR 056",
            "categoryTitle": "Algorithms",
            "boundTopicId": 910313,
            "title": "两数之和 IV - 输入二叉搜索树",
            "titleSlug": "opLdQZ",
            "content": "<p>English description is not available for the problem. Please switch to Chinese.</p>\n",
            "translatedTitle": "两数之和 IV - 输入二叉搜索树",
            "translatedContent": "<p>给定一个二叉搜索树的 <strong>根节点</strong> <code>root</code>&nbsp;和一个整数 <code>k</code> , 请判断该二叉搜索树中是否存在两个节点它们的值之和等于 <code>k</code> 。假设二叉搜索树中节点的值均唯一。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入: </strong>root =<strong> </strong>[8,6,10,5,7,9,11], k = 12\n<strong>输出: </strong>true\n<strong>解释: </strong>节点 5 和节点 7 之和等于 12\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入: </strong>root =<strong> </strong>[8,6,10,5,7,9,11], k = 22\n<strong>输出: </strong>false\n<strong>解释: </strong>不存在两个节点值之和为 22 的节点\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li>二叉树的节点个数的范围是&nbsp;&nbsp;<code>[1, 10<sup>4</sup>]</code>.</li>\n\t<li><code>-10<sup>4</sup>&nbsp;&lt;= Node.val &lt;= 10<sup>4</sup></code></li>\n\t<li><code>root</code>&nbsp;为二叉搜索树</li>\n\t<li><code>-10<sup>5</sup>&nbsp;&lt;= k &lt;= 10<sup>5</sup></code></li>\n</ul>\n\n<p>&nbsp;</p>\n\n<p>注意：本题与主站 653 题相同：&nbsp;<a href=\"https://leetcode-cn.com/problems/two-sum-iv-input-is-a-bst/\">https://leetcode-cn.com/problems/two-sum-iv-input-is-a-bst/</a></p>\n",
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