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36 lines
1.0 KiB
HTML
36 lines
1.0 KiB
HTML
<p>Given a string <code>s</code>, find the length of the <strong>longest substring</strong> without repeating characters.</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 = "abcabcbb"
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<strong>Output:</strong> 3
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<strong>Explanation:</strong> The answer is "abc", with the length of 3.
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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 = "bbbbb"
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<strong>Output:</strong> 1
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<strong>Explanation:</strong> The answer is "b", with the length of 1.
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</pre>
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<p><strong>Example 3:</strong></p>
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<pre>
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<strong>Input:</strong> s = "pwwkew"
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<strong>Output:</strong> 3
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<strong>Explanation:</strong> The answer is "wke", with the length of 3.
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Notice that the answer must be a substring, "pwke" is a subsequence and not a substring.
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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 English letters, digits, symbols and spaces.</li>
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</ul>
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