mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
synced 2025-01-10 18:48:13 +08:00
30 lines
847 B
HTML
30 lines
847 B
HTML
<p>给你一个整数 <code>n</code> ，请你生成并返回所有由 <code>n</code> 个节点组成且节点值从 <code>1</code> 到 <code>n</code> 互不相同的不同 <strong>二叉搜索树</strong><em> </em>。可以按 <strong>任意顺序</strong> 返回答案。</p>
|
||
|
||
<p> </p>
|
||
|
||
<div class="original__bRMd">
|
||
<div>
|
||
<p><strong>示例 1：</strong></p>
|
||
<img alt="" src="https://assets.leetcode.com/uploads/2021/01/18/uniquebstn3.jpg" style="width: 600px; height: 148px;" />
|
||
<pre>
|
||
<strong>输入：</strong>n = 3
|
||
<strong>输出：</strong>[[1,null,2,null,3],[1,null,3,2],[2,1,3],[3,1,null,null,2],[3,2,null,1]]
|
||
</pre>
|
||
|
||
<p><strong>示例 2：</strong></p>
|
||
|
||
<pre>
|
||
<strong>输入：</strong>n = 1
|
||
<strong>输出：</strong>[[1]]
|
||
</pre>
|
||
|
||
<p> </p>
|
||
|
||
<p><strong>提示：</strong></p>
|
||
|
||
<ul>
|
||
<li><code>1 <= n <= 8</code></li>
|
||
</ul>
|
||
</div>
|
||
</div>
|