mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
synced 2025-01-11 19:18:14 +08:00
27 lines
754 B
HTML
27 lines
754 B
HTML
|
<p>数字以0123456789101112131415…的格式序列化到一个字符序列中。在这个序列中，第5位（从下标0开始计数）是5，第13位是1，第19位是4，等等。</p>
|
|||
|
|
|
|||
|
|
<p>请写一个函数，求任意第n位对应的数字。</p>
|
|||
|
|
|
|||
|
|
<p> </p>
|
|||
|
|
|
|||
|
|
<p><strong>示例 1：</strong></p>
|
|||
|
|
|
|||
|
|
<pre><strong>输入：</strong>n = 3
|
|||
|
|
<strong>输出：</strong>3
|
|||
|
|
</pre>
|
|||
|
|
|
|||
|
|
<p><strong>示例 2：</strong></p>
|
|||
|
|
|
|||
|
|
<pre><strong>输入：</strong>n = 11
|
|||
|
|
<strong>输出：</strong>0</pre>
|
|||
|
|
|
|||
|
|
<p> </p>
|
|||
|
|
|
|||
|
|
<p><strong>限制：</strong></p>
|
|||
|
|
|
|||
|
|
<ul>
|
|||
|
|
<li><code>0 <= n < 2^31</code></li>
|
|||
|
|
</ul>
|
|||
|
|
|
|||
|
|
<p>注意：本题与主站 400 题相同：<a href="https://leetcode-cn.com/problems/nth-digit/">https://leetcode-cn.com/problems/nth-digit/</a></p>
|