trim-trailing-vowels

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Algorithms

You are given a string <code>s</code> that consists of lowercase English letters.

Return the string obtained by removing all trailing vowels from <code>s</code>.

The vowels consist of the characters <code>&#39;a&#39;</code>, <code>&#39;e&#39;</code>, <code>&#39;i&#39;</code>, <code>&#39;o&#39;</code>, and <code>&#39;u&#39;</code>.

&nbsp;
Example 1:

<div class="example-block">
Input: s = &quot;idea&quot;

Output: &quot;id&quot;

Explanation:

Removing <code>&quot;idea&quot;</code>, we obtain the string <code>&quot;id&quot;</code>.
</div>

Example 2:

<div class="example-block">
Input: s = &quot;day&quot;

Output: &quot;day&quot;

Explanation:

There are no trailing vowels in the string <code>&quot;day&quot;</code>.
</div>

Example 3:

<div class="example-block">
Input: s = &quot;aeiou&quot;

Output: &quot;&quot;

Explanation:

Removing <code>&quot;aeiou&quot;</code>, we obtain the string <code>&quot;&quot;</code>.
</div>

&nbsp;
Constraints:

<ul>
	<li><code>1 &lt;= s.length &lt;= 100</code></li>
	<li><code>s</code> consists of only lowercase English letters.</li>
</ul>