38 lines
943 B
Markdown
38 lines
943 B
Markdown
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<p>给你一个未排序的整数数组 <code>nums</code> ，请你找出其中没有出现的最小的正整数。</p>
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<p> </p>
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<p><strong>进阶：</strong>你可以实现时间复杂度为 <code>O(n)</code> 并且只使用常数级别额外空间的解决方案吗？</p>
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<p> </p>
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<p><strong>示例 1：</strong></p>
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<pre>
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<strong>输入：</strong>nums = [1,2,0]
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<strong>输出：</strong>3
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</pre>
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<p><strong>示例 2：</strong></p>
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<pre>
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<strong>输入：</strong>nums = [3,4,-1,1]
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<strong>输出：</strong>2
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</pre>
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<p><strong>示例 3：</strong></p>
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<pre>
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<strong>输入：</strong>nums = [7,8,9,11,12]
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<strong>输出：</strong>1
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</pre>
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<p> </p>
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<p><strong>提示：</strong></p>
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<ul>
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<li><code>0 <= nums.length <= 300</code></li>
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<li><code>-2<sup>31</sup> <= nums[i] <= 2<sup>31</sup> - 1</code></li>
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</ul>
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<div><div>Related Topics</div><div><li>数组</li></div></div>\n<div><li>👍 1054</li><li>👎 0</li></div>
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