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leetcode-problemset/leetcode-cn/originData/binary-number-with-alternating-bits.json
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{
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"question": {
"questionId": "693",
"questionFrontendId": "693",
"categoryTitle": "Algorithms",
"boundTopicId": 1446,
"title": "Binary Number with Alternating Bits",
"titleSlug": "binary-number-with-alternating-bits",
"content": "<p>Given a positive integer, check whether it has alternating bits: namely, if two adjacent bits will always have different values.</p>\n\n<p>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> n = 5\n<strong>Output:</strong> true\n<strong>Explanation:</strong> The binary representation of 5 is: 101\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> n = 7\n<strong>Output:</strong> false\n<strong>Explanation:</strong> The binary representation of 7 is: 111.</pre>\n\n<p><strong>Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> n = 11\n<strong>Output:</strong> false\n<strong>Explanation:</strong> The binary representation of 11 is: 1011.</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= n &lt;= 2<sup>31</sup> - 1</code></li>\n</ul>\n",
"translatedTitle": "交替位二进制数",
"translatedContent": "<p>给定一个正整数,检查它的二进制表示是否总是 0、1 交替出现:换句话说,就是二进制表示中相邻两位的数字永不相同。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1</strong></p>\n\n<pre>\n<strong>输入:</strong>n = 5\n<strong>输出:</strong>true\n<strong>解释:</strong>5 的二进制表示是101\n</pre>\n\n<p><strong>示例 2</strong></p>\n\n<pre>\n<strong>输入:</strong>n = 7\n<strong>输出:</strong>false\n<strong>解释:</strong>7 的二进制表示是111.</pre>\n\n<p><strong>示例 3</strong></p>\n\n<pre>\n<strong>输入:</strong>n = 11\n<strong>输出:</strong>false\n<strong>解释:</strong>11 的二进制表示是1011.</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;= 2<sup>31</sup> - 1</code></li>\n</ul>\n",
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