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40 lines
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40 lines
1.0 KiB
HTML
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<p>给你一个整数数组 <code>nums</code> 和一个整数 <code>k</code> ,找出 <code>nums</code> 中和至少为 <code>k</code> 的 <strong>最短非空子数组</strong> ,并返回该子数组的长度。如果不存在这样的 <strong>子数组</strong> ,返回 <code>-1</code> 。</p>
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<p><strong>子数组</strong> 是数组中 <strong>连续</strong> 的一部分。</p>
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<p> </p>
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<ol>
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</ol>
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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], k = 1
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<strong>输出:</strong>1
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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 = [1,2], k = 4
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<strong>输出:</strong>-1
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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 = [2,-1,2], k = 3
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<strong>输出:</strong>3
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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>1 <= nums.length <= 10<sup>5</sup></code></li>
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<li><code>-10<sup>5</sup> <= nums[i] <= 10<sup>5</sup></code></li>
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<li><code>1 <= k <= 10<sup>9</sup></code></li>
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</ul>
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