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            "categoryTitle": "Algorithms",
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            "title": "Base 7",
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            "content": "<p>Given an integer <code>num</code>, return <em>a string of its <strong>base 7</strong> representation</em>.</p>\n\n<p>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n<pre><strong>Input:</strong> num = 100\n<strong>Output:</strong> \"202\"\n</pre><p><strong>Example 2:</strong></p>\n<pre><strong>Input:</strong> num = -7\n<strong>Output:</strong> \"-10\"\n</pre>\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>-10<sup>7</sup> &lt;= num &lt;= 10<sup>7</sup></code></li>\n</ul>\n",
            "translatedTitle": "七进制数",
            "translatedContent": "<p>给定一个整数 <code>num</code>，将其转化为 <strong>7 进制</strong>，并以字符串形式输出。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1:</strong></p>\n\n<pre>\n<strong>输入:</strong> num = 100\n<strong>输出:</strong> \"202\"\n</pre>\n\n<p><strong>示例 2:</strong></p>\n\n<pre>\n<strong>输入:</strong> num = -7\n<strong>输出:</strong> \"-10\"\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>-10<sup>7</sup>&nbsp;&lt;= num &lt;= 10<sup>7</sup></code></li>\n</ul>\n",
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