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31 lines
1.1 KiB
HTML
31 lines
1.1 KiB
HTML
<p>You are given an integer array <code>nums</code> with the following properties:</p>
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<ul>
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<li><code>nums.length == 2 * n</code>.</li>
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<li><code>nums</code> contains <code>n + 1</code> <strong>unique</strong> elements.</li>
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<li>Exactly one element of <code>nums</code> is repeated <code>n</code> times.</li>
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</ul>
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<p>Return <em>the element that is repeated </em><code>n</code><em> times</em>.</p>
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<p> </p>
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<p><strong>Example 1:</strong></p>
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<pre><strong>Input:</strong> nums = [1,2,3,3]
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<strong>Output:</strong> 3
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</pre><p><strong>Example 2:</strong></p>
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<pre><strong>Input:</strong> nums = [2,1,2,5,3,2]
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<strong>Output:</strong> 2
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</pre><p><strong>Example 3:</strong></p>
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<pre><strong>Input:</strong> nums = [5,1,5,2,5,3,5,4]
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<strong>Output:</strong> 5
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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>2 <= n <= 5000</code></li>
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<li><code>nums.length == 2 * n</code></li>
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<li><code>0 <= nums[i] <= 10<sup>4</sup></code></li>
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<li><code>nums</code> contains <code>n + 1</code> <strong>unique</strong> elements and one of them is repeated exactly <code>n</code> times.</li>
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</ul>
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