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20 lines
755 B
HTML
20 lines
755 B
HTML
<p>You are given a string <code>s</code>. You can convert <code>s</code> to a <span data-keyword="palindrome-string">palindrome</span> by adding characters in front of it.</p>
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<p>Return <em>the shortest palindrome you can find by performing this transformation</em>.</p>
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<p> </p>
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<p><strong class="example">Example 1:</strong></p>
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<pre><strong>Input:</strong> s = "aacecaaa"
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<strong>Output:</strong> "aaacecaaa"
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</pre><p><strong class="example">Example 2:</strong></p>
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<pre><strong>Input:</strong> s = "abcd"
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<strong>Output:</strong> "dcbabcd"
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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>0 <= s.length <= 5 * 10<sup>4</sup></code></li>
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<li><code>s</code> consists of lowercase English letters only.</li>
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</ul>
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