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27 lines
920 B
HTML
27 lines
920 B
HTML
<p>Return the number of <strong>distinct</strong> non-empty substrings of <code>text</code> that can be written as the concatenation of some string with itself (i.e. it can be written as <code>a + a</code> where <code>a</code> is some 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> text = "abcabcabc"
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<strong>Output:</strong> 3
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<b>Explanation: </b>The 3 substrings are "abcabc", "bcabca" and "cabcab".
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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> text = "leetcodeleetcode"
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<strong>Output:</strong> 2
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<b>Explanation: </b>The 2 substrings are "ee" and "leetcodeleetcode".
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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 <= text.length <= 2000</code></li>
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<li><code>text</code> has only lowercase English letters.</li>
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</ul>
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