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31 lines
990 B
HTML
31 lines
990 B
HTML
<p>Given a string <code>s</code>, return <em>the number of <strong>palindromic substrings</strong> in it</em>.</p>
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<p>A string is a <strong>palindrome</strong> when it reads the same backward as forward.</p>
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<p>A <strong>substring</strong> is a contiguous sequence of characters within the string.</p>
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<p> </p>
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<p><strong>Example 1:</strong></p>
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<pre>
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<strong>Input:</strong> s = "abc"
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<strong>Output:</strong> 3
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<strong>Explanation:</strong> Three palindromic strings: "a", "b", "c".
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</pre>
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<p><strong>Example 2:</strong></p>
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<pre>
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<strong>Input:</strong> s = "aaa"
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<strong>Output:</strong> 6
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<strong>Explanation:</strong> Six palindromic strings: "a", "a", "a", "aa", "aa", "aaa".
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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 <= 1000</code></li>
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<li><code>s</code> consists of lowercase English letters.</li>
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</ul>
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