mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
synced 2025-11-04 03:33:12 +08:00
37 lines
1.2 KiB
HTML
37 lines
1.2 KiB
HTML
<p>You are given a string <code>time</code> in the form of <code> hh:mm</code>, where some of the digits in the string are hidden (represented by <code>?</code>).</p>
|
|
|
|
<p>The valid times are those inclusively between <code>00:00</code> and <code>23:59</code>.</p>
|
|
|
|
<p>Return <em>the latest valid time you can get from</em> <code>time</code><em> by replacing the hidden</em> <em>digits</em>.</p>
|
|
|
|
<p> </p>
|
|
<p><strong>Example 1:</strong></p>
|
|
|
|
<pre>
|
|
<strong>Input:</strong> time = "2?:?0"
|
|
<strong>Output:</strong> "23:50"
|
|
<strong>Explanation:</strong> The latest hour beginning with the digit '2' is 23 and the latest minute ending with the digit '0' is 50.
|
|
</pre>
|
|
|
|
<p><strong>Example 2:</strong></p>
|
|
|
|
<pre>
|
|
<strong>Input:</strong> time = "0?:3?"
|
|
<strong>Output:</strong> "09:39"
|
|
</pre>
|
|
|
|
<p><strong>Example 3:</strong></p>
|
|
|
|
<pre>
|
|
<strong>Input:</strong> time = "1?:22"
|
|
<strong>Output:</strong> "19:22"
|
|
</pre>
|
|
|
|
<p> </p>
|
|
<p><strong>Constraints:</strong></p>
|
|
|
|
<ul>
|
|
<li><code>time</code> is in the format <code>hh:mm</code>.</li>
|
|
<li>It is guaranteed that you can produce a valid time from the given string.</li>
|
|
</ul>
|