leetcode-problemset/leetcode-cn/originData/n-queens.json

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            "title": "N-Queens",
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            "content": "<p>The <strong>n-queens</strong> puzzle is the problem of placing <code>n</code> queens on an <code>n x n</code> chessboard such that no two queens attack each other.</p>\n\n<p>Given an integer <code>n</code>, return <em>all distinct solutions to the <strong>n-queens puzzle</strong></em>. You may return the answer in <strong>any order</strong>.</p>\n\n<p>Each solution contains a distinct board configuration of the n-queens&#39; placement, where <code>&#39;Q&#39;</code> and <code>&#39;.&#39;</code> both indicate a queen and an empty space, respectively.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2020/11/13/queens.jpg\" style=\"width: 600px; height: 268px;\" />\n<pre>\n<strong>Input:</strong> n = 4\n<strong>Output:</strong> [[&quot;.Q..&quot;,&quot;...Q&quot;,&quot;Q...&quot;,&quot;..Q.&quot;],[&quot;..Q.&quot;,&quot;Q...&quot;,&quot;...Q&quot;,&quot;.Q..&quot;]]\n<strong>Explanation:</strong> There exist two distinct solutions to the 4-queens puzzle as shown above\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> n = 1\n<strong>Output:</strong> [[&quot;Q&quot;]]\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= n &lt;= 9</code></li>\n</ul>\n",
            "translatedTitle": "N 皇后",
            "translatedContent": "<p>按照国际象棋的规则，皇后可以攻击与之处在同一行或同一列或同一斜线上的棋子。</p>\n\n<p><strong>n&nbsp;皇后问题</strong> 研究的是如何将 <code>n</code>&nbsp;个皇后放置在 <code>n×n</code> 的棋盘上，并且使皇后彼此之间不能相互攻击。</p>\n\n<p>给你一个整数 <code>n</code> ，返回所有不同的&nbsp;<strong>n<em>&nbsp;</em>皇后问题</strong> 的解决方案。</p>\n\n<div class=\"original__bRMd\">\n<div>\n<p>每一种解法包含一个不同的&nbsp;<strong>n 皇后问题</strong> 的棋子放置方案，该方案中 <code>'Q'</code> 和 <code>'.'</code> 分别代表了皇后和空位。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2020/11/13/queens.jpg\" style=\"width: 600px; height: 268px;\" />\n<pre>\n<strong>输入：</strong>n = 4\n<strong>输出：</strong>[[\".Q..\",\"...Q\",\"Q...\",\"..Q.\"],[\"..Q.\",\"Q...\",\"...Q\",\".Q..\"]]\n<strong>解释：</strong>如上图所示，4 皇后问题存在两个不同的解法。\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>n = 1\n<strong>输出：</strong>[[\"Q\"]]\n</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;= 9</code></li>\n</ul>\n</div>\n</div>\n",
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