1
0
mirror of https://gitee.com/coder-xiaomo/leetcode-problemset synced 2025-10-21 13:06:47 +08:00
Code Issues Projects Releases Wiki Activity GitHub Gitee
This commit is contained in:
2022-03-29 16:56:27 +08:00
parent e730aa6794
commit ad15da05aa
2517 changed files with 7358 additions and 7332 deletions

View File

@@ -12,7 +12,7 @@
"translatedContent": "<p>给你一个二叉树的根节点 <code>root</code> ,判断其是否是一个有效的二叉搜索树。</p>\n\n<p><strong>有效</strong> 二叉搜索树定义如下:</p>\n\n<ul>\n\t<li>节点的左子树只包含<strong> 小于 </strong>当前节点的数。</li>\n\t<li>节点的右子树只包含 <strong>大于</strong> 当前节点的数。</li>\n\t<li>所有左子树和右子树自身必须也是二叉搜索树。</li>\n</ul>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2020/12/01/tree1.jpg\" style=\"width: 302px; height: 182px;\" />\n<pre>\n<strong>输入:</strong>root = [2,1,3]\n<strong>输出:</strong>true\n</pre>\n\n<p><strong>示例 2</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2020/12/01/tree2.jpg\" style=\"width: 422px; height: 292px;\" />\n<pre>\n<strong>输入:</strong>root = [5,1,4,null,null,3,6]\n<strong>输出:</strong>false\n<strong>解释:</strong>根节点的值是 5 ,但是右子节点的值是 4 。\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示:</strong></p>\n\n<ul>\n\t<li>树中节点数目范围在<code>[1, 10<sup>4</sup>]</code> 内</li>\n\t<li><code>-2<sup>31</sup> &lt;= Node.val &lt;= 2<sup>31</sup> - 1</code></li>\n</ul>\n",
"isPaidOnly": false,
"difficulty": "Medium",
"likes": 1489,
"likes": 1492,
"dislikes": 0,
"isLiked": null,
"similarQuestions": "[{\"title\": \"Binary Tree Inorder Traversal\", \"titleSlug\": \"binary-tree-inorder-traversal\", \"difficulty\": \"Easy\", \"translatedTitle\": \"\\u4e8c\\u53c9\\u6811\\u7684\\u4e2d\\u5e8f\\u904d\\u5386\"}, {\"title\": \"Find Mode in Binary Search Tree\", \"titleSlug\": \"find-mode-in-binary-search-tree\", \"difficulty\": \"Easy\", \"translatedTitle\": \"\\u4e8c\\u53c9\\u641c\\u7d22\\u6811\\u4e2d\\u7684\\u4f17\\u6570\"}]",
@@ -155,7 +155,7 @@
"__typename": "CodeSnippetNode"
}
],
"stats": "{\"totalAccepted\": \"462.9K\", \"totalSubmission\": \"1.3M\", \"totalAcceptedRaw\": 462900, \"totalSubmissionRaw\": 1293644, \"acRate\": \"35.8%\"}",
"stats": "{\"totalAccepted\": \"464.7K\", \"totalSubmission\": \"1.3M\", \"totalAcceptedRaw\": 464738, \"totalSubmissionRaw\": 1298426, \"acRate\": \"35.8%\"}",
"hints": [],
"solution": null,
"status": null,