leetcode-problemset/leetcode-cn/originData/number-complement.json

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            "title": "Number Complement",
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            "content": "<p>The <strong>complement</strong> of an integer is the integer you get when you flip all the <code>0</code>&#39;s to <code>1</code>&#39;s and all the <code>1</code>&#39;s to <code>0</code>&#39;s in its binary representation.</p>\n\n<ul>\n\t<li>For example, The integer <code>5</code> is <code>&quot;101&quot;</code> in binary and its <strong>complement</strong> is <code>&quot;010&quot;</code> which is the integer <code>2</code>.</li>\n</ul>\n\n<p>Given an integer <code>num</code>, return <em>its complement</em>.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> num = 5\n<strong>Output:</strong> 2\n<strong>Explanation:</strong> The binary representation of 5 is 101 (no leading zero bits), and its complement is 010. So you need to output 2.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> num = 1\n<strong>Output:</strong> 0\n<strong>Explanation:</strong> The binary representation of 1 is 1 (no leading zero bits), and its complement is 0. So you need to output 0.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= num &lt; 2<sup>31</sup></code></li>\n</ul>\n\n<p>&nbsp;</p>\n<p><strong>Note:</strong> This question is the same as 1009: <a href=\"https://leetcode.com/problems/complement-of-base-10-integer/\" target=\"_blank\">https://leetcode.com/problems/complement-of-base-10-integer/</a></p>\n",
            "translatedTitle": "数字的补数",
            "translatedContent": "<p>对整数的二进制表示取反（<code>0</code> 变 <code>1</code> ，<code>1</code> 变 <code>0</code>）后，再转换为十进制表示，可以得到这个整数的补数。</p>\n\n<ul>\n\t<li>例如，整数 <code>5</code> 的二进制表示是 <code>\"101\"</code> ，取反后得到 <code>\"010\"</code> ，再转回十进制表示得到补数 <code>2</code> 。</li>\n</ul>\n\n<p>给你一个整数 <code>num</code> ，输出它的补数。</p>\n\n<p>&nbsp;</p>\n\n<ol>\n</ol>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入：</strong>num = 5\n<strong>输出：</strong>2\n<strong>解释：</strong>5 的二进制表示为 101（没有前导零位），其补数为 010。所以你需要输出 2 。\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>num = 1\n<strong>输出：</strong>0\n<strong>解释：</strong>1 的二进制表示为 1（没有前导零位），其补数为 0。所以你需要输出 0 。\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= num &lt; 2<sup>31</sup></code></li>\n</ul>\n\n<p>&nbsp;</p>\n\n<p><strong>注意：</strong>本题与 1009 <a href=\"https://leetcode-cn.com/problems/complement-of-base-10-integer/\">https://leetcode-cn.com/problems/complement-of-base-10-integer/</a> 相同</p>\n",
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