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20 lines
748 B
HTML
20 lines
748 B
HTML
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<p>Given a string <code>s</code>, reverse only all the vowels in the string and return it.</p>
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<p>The vowels are <code>'a'</code>, <code>'e'</code>, <code>'i'</code>, <code>'o'</code>, and <code>'u'</code>, and they can appear in both cases.</p>
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<p> </p>
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<p><strong>Example 1:</strong></p>
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<pre><strong>Input:</strong> s = "hello"
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<strong>Output:</strong> "holle"
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</pre><p><strong>Example 2:</strong></p>
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<pre><strong>Input:</strong> s = "leetcode"
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<strong>Output:</strong> "leotcede"
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</pre>
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<p> </p>
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<p><strong>Constraints:</strong></p>
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<ul>
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<li><code>1 <= s.length <= 3 * 10<sup>5</sup></code></li>
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<li><code>s</code> consist of <strong>printable ASCII</strong> characters.</li>
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</ul>
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