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70 lines
2.5 KiB
HTML
70 lines
2.5 KiB
HTML
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<p>给你一个整数数组 <code>coins</code> 表示不同面额的硬币，另给你一个整数 <code>k</code> 。</p>
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<p>你有无限量的每种面额的硬币。但是，你<strong> 不能 </strong>组合使用不同面额的硬币。</p>
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<p>返回使用这些硬币能制造的<strong> 第 </strong><code>k<sup>th</sup></code><strong> 小</strong> 金额。</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" style="
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border-color: var(--border-tertiary);
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border-left-width: 2px;
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color: var(--text-secondary);
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font-size: .875rem;
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margin-bottom: 1rem;
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margin-top: 1rem;
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overflow: visible;
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padding-left: 1rem;">
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<p><strong>输入：</strong> <span class="example-io" style="
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font-family: Menlo,sans-serif;
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font-size: 0.85rem;">coins = [3,6,9], k = 3</span></p>
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<p><strong>输出：</strong> <span class="example-io" style="
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font-family: Menlo,sans-serif;
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font-size: 0.85rem;">9</span></p>
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<p><strong>解释：</strong>给定的硬币可以制造以下金额：<br />
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3元硬币产生3的倍数：3, 6, 9, 12, 15等。<br />
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6元硬币产生6的倍数：6, 12, 18, 24等。<br />
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9元硬币产生9的倍数：9, 18, 27, 36等。<br />
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所有硬币合起来可以产生：3, 6, <u><strong>9</strong></u>, 12, 15等。</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" style="
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border-color: var(--border-tertiary);
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border-left-width: 2px;
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color: var(--text-secondary);
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font-size: .875rem;
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margin-bottom: 1rem;
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margin-top: 1rem;
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overflow: visible;
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padding-left: 1rem;">
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<p><strong>输入：</strong><span class="example-io" style="
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font-family: Menlo,sans-serif;
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font-size: 0.85rem;">coins = [5,2], k = 7</span></p>
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<p><strong>输出：</strong><span class="example-io" style="
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font-family: Menlo,sans-serif;
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font-size: 0.85rem;">12</span></p>
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<p><strong>解释：</strong>给定的硬币可以制造以下金额：<br />
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5元硬币产生5的倍数：5, 10, 15, 20等。<br />
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2元硬币产生2的倍数：2, 4, 6, 8, 10, 12等。<br />
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所有硬币合起来可以产生：2, 4, 5, 6, 8, 10, <u><strong>12</strong></u>, 14, 15等。</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>1 <= coins.length <= 15</code></li>
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<li><code>1 <= coins[i] <= 25</code></li>
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<li><code>1 <= k <= 2 * 10<sup>9</sup></code></li>
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<li><code>coins</code> 包含两两不同的整数。</li>
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</ul>
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