leetcode-problemset/leetcode-cn/originData/reverse-bits.json

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        "question": {
            "questionId": "190",
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            "categoryTitle": "Algorithms",
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            "title": "Reverse Bits",
            "titleSlug": "reverse-bits",
            "content": "<p>Reverse bits of a given 32 bits signed integer.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<div class=\"example-block\">\n<p><strong>Input:</strong> <span class=\"example-io\">n = 43261596</span></p>\n\n<p><strong>Output:</strong> <span class=\"example-io\">964176192</span></p>\n\n<p><strong>Explanation:</strong></p>\n\n<table>\n\t<tbody>\n\t\t<tr>\n\t\t\t<th>Integer</th>\n\t\t\t<th>Binary</th>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td>43261596</td>\n\t\t\t<td>00000010100101000001111010011100</td>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td>964176192</td>\n\t\t\t<td>00111001011110000010100101000000</td>\n\t\t</tr>\n\t</tbody>\n</table>\n</div>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<div class=\"example-block\">\n<p><strong>Input:</strong> <span class=\"example-io\">n = 2147483644</span></p>\n\n<p><strong>Output:</strong> <span class=\"example-io\">1073741822</span></p>\n\n<p><strong>Explanation:</strong></p>\n\n<table>\n\t<tbody>\n\t\t<tr>\n\t\t\t<th>Integer</th>\n\t\t\t<th>Binary</th>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td>2147483644</td>\n\t\t\t<td>01111111111111111111111111111100</td>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td>1073741822</td>\n\t\t\t<td>00111111111111111111111111111110</td>\n\t\t</tr>\n\t</tbody>\n</table>\n</div>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>0 &lt;= n &lt;= 2<sup>31</sup> - 2</code></li>\n\t<li><code>n</code> is even.</li>\n</ul>\n\n<p>&nbsp;</p>\n<p><strong>Follow up:</strong> If this function is called many times, how would you optimize it?</p>\n",
            "translatedTitle": "颠倒二进制位",
            "translatedContent": "<p>颠倒给定的 32 位有符号整数的二进制位。</p>\n\n<p>&nbsp;</p>\n\n<p><strong class=\"example\">示例 1：</strong></p>\n\n<div class=\"example-block\">\n<p><span class=\"example-io\"><b>输入：</b>n = 43261596</span></p>\n\n<p><span class=\"example-io\"><b>输出：</b>964176192</span></p>\n\n<p><strong>解释：</strong></p>\n\n<table>\n\t<tbody>\n\t\t<tr>\n\t\t\t<th>整数</th>\n\t\t\t<th>二进制</th>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td>43261596</td>\n\t\t\t<td>00000010100101000001111010011100</td>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td>964176192</td>\n\t\t\t<td>00111001011110000010100101000000</td>\n\t\t</tr>\n\t</tbody>\n</table>\n</div>\n\n<p><strong class=\"example\">示例 2：</strong></p>\n\n<div class=\"example-block\">\n<p><span class=\"example-io\"><b>输入：</b>n = 2147483644</span></p>\n\n<p><span class=\"example-io\"><b>输出：</b>1073741822</span></p>\n\n<p><strong>解释：</strong></p>\n\n<table>\n\t<tbody>\n\t\t<tr>\n\t\t\t<th>整数</th>\n\t\t\t<th>二进制</th>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td>2147483644</td>\n\t\t\t<td>01111111111111111111111111111100</td>\n\t\t</tr>\n\t\t<tr>\n\t\t\t<td>1073741822</td>\n\t\t\t<td>00111111111111111111111111111110</td>\n\t\t</tr>\n\t</tbody>\n</table>\n</div>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>0 &lt;= n &lt;= 2<sup>31</sup>&nbsp;- 2</code></li>\n\t<li><code>n</code>&nbsp;为偶数</li>\n</ul>\n\n<p>&nbsp;</p>\n\n<p><strong>进阶</strong>: 如果多次调用这个函数，你将如何优化你的算法？</p>\n",
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