leetcode-problemset/leetcode-cn/originData/uUsW3B.json

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            "questionId": "1000344",
            "questionFrontendId": "LCR 080",
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            "title": "组合",
            "titleSlug": "uUsW3B",
            "content": "<p>English description is not available for the problem. Please switch to Chinese.</p>\n",
            "translatedTitle": "组合",
            "translatedContent": "<p>给定两个整数 <code>n</code> 和 <code>k</code>，返回 <code>1 ... n</code> 中所有可能的 <code>k</code> 个数的组合。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1:</strong></p>\n\n<pre>\n<strong>输入:</strong>&nbsp;n = 4, k = 2\n<strong>输出:</strong>\n[\n  [2,4],\n  [3,4],\n  [2,3],\n  [1,2],\n  [1,3],\n  [1,4],\n]</pre>\n\n<p><strong>示例 2:</strong></p>\n\n<pre>\n<strong>输入:</strong>&nbsp;n = 1, k = 1\n<strong>输出: </strong>[[1]]</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= n &lt;= 20</code></li>\n\t<li><code>1 &lt;= k &lt;= n</code></li>\n</ul>\n\n<p>&nbsp;</p>\n\n<p><meta charset=\"UTF-8\" />注意：本题与主站 77&nbsp;题相同：&nbsp;<a href=\"https://leetcode-cn.com/problems/combinations/\">https://leetcode-cn.com/problems/combinations/</a></p>\n",
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