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33 lines
1.3 KiB
HTML
33 lines
1.3 KiB
HTML
<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 lower and upper cases, more than once.</p>
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<p> </p>
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<p><strong class="example">Example 1:</strong></p>
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<div class="example-block">
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<p><strong>Input:</strong> <span class="example-io">s = "IceCreAm"</span></p>
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<p><strong>Output:</strong> <span class="example-io">"AceCreIm"</span></p>
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<p><strong>Explanation:</strong></p>
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<p>The vowels in <code>s</code> are <code>['I', 'e', 'e', 'A']</code>. On reversing the vowels, s becomes <code>"AceCreIm"</code>.</p>
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</div>
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<p><strong class="example">Example 2:</strong></p>
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<div class="example-block">
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<p><strong>Input:</strong> <span class="example-io">s = "leetcode"</span></p>
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<p><strong>Output:</strong> <span class="example-io">"leotcede"</span></p>
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</div>
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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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