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60 lines
2.1 KiB
HTML
60 lines
2.1 KiB
HTML
<p>以两个整数数组 <code>values</code> 和 <code>labels</code> 给定 <code>n</code> 个项的值和标签,并且给出两个整数 <code>numWanted</code> 和 <code>useLimit</code> 。</p>
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<p>你的任务是从这些项中找到一个值的和 <strong>最大</strong> 的子集使得:</p>
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<ul>
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<li>项的数量 <strong>最多</strong> 为 <code>numWanted</code>。</li>
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<li>相同标签的项的数量 <strong>最多 </strong>为 <code>useLimit</code>。</li>
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</ul>
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<p>返回最大的和。</p>
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<p> </p>
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<p><strong class="example">示例 1:</strong></p>
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<div class="example-block">
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<p><strong>输入:</strong><span class="example-io">values = [5,4,3,2,1], labels = [1,1,2,2,3], numWanted = 3, useLimit = 1</span></p>
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<p><strong>输出:</strong><span class="example-io">9</span></p>
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<p><strong>解释:</strong></p>
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<p>选择的子集是第一个、第三个和第五个项,其值之和为 5 + 3 + 1。</p>
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</div>
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<p><strong class="example">示例 2:</strong></p>
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<div class="example-block">
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<p><strong>输入:</strong><span class="example-io">values = [5,4,3,2,1], labels = [1,3,3,3,2], numWanted = 3, useLimit = 2</span></p>
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<p><strong>输出:</strong><span class="example-io">12</span></p>
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<p><strong>解释:</strong></p>
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<p>选择的子集是第一个、第二个和第三个项,其值之和为 5 + 4 + 3。</p>
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</div>
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<p><strong class="example">示例 3:</strong></p>
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<div class="example-block">
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<p><strong>输入:</strong><span class="example-io">values = [9,8,8,7,6], labels = [0,0,0,1,1], numWanted = 3, useLimit = 1</span></p>
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<p><strong>输出:</strong><span class="example-io">16</span></p>
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<p><strong>解释:</strong></p>
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<p>选择的子集是第一个和第四个项,其值之和为 9 + 7。</p>
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</div>
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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>n == values.length == labels.length</code></li>
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<li><code>1 <= n <= 2 * 10<sup>4</sup></code></li>
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<li><code>0 <= values[i], labels[i] <= 2 * 10<sup>4</sup></code></li>
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<li><code>1 <= numWanted, useLimit <= n</code></li>
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</ul>
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