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"questionId": "1000336",
"questionFrontendId": "剑指 Offer II 072",
"categoryTitle": "LCOF2",
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"title": "求平方根",
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"content": "<p>English description is not available for the problem. Please switch to Chinese.</p>\n",
"translatedTitle": "求平方根",
"translatedContent": "<p>给定一个非负整数 <code>x</code> ,计算并返回 <code>x</code> 的平方根,即实现&nbsp;<code>int sqrt(int x)</code>&nbsp;函数。</p>\n\n<p>正数的平方根有两个,只输出其中的正数平方根。</p>\n\n<p>如果平方根不是整数,输出只保留整数的部分,小数部分将被舍去。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1:</strong></p>\n\n<pre>\n<strong>输入:</strong> x = 4\n<strong>输出:</strong> 2\n</pre>\n\n<p><strong>示例 2:</strong></p>\n\n<pre>\n<strong>输入:</strong> x = 8\n<strong>输出:</strong> 2\n<strong>解释:</strong> 8 的平方根是 2.82842...,由于小数部分将被舍去,所以返回 2\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示:</strong></p>\n\n<ul>\n\t<li><meta charset=\"UTF-8\" /><code>0 &lt;= x &lt;= 2<sup>31</sup>&nbsp;- 1</code></li>\n</ul>\n\n<p>&nbsp;</p>\n\n<p><meta charset=\"UTF-8\" />注意:本题与主站 69&nbsp;题相同:&nbsp;<a href=\"https://leetcode-cn.com/problems/sqrtx/\">https://leetcode-cn.com/problems/sqrtx/</a></p>\n",
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