leetcode-problemset/leetcode-cn/originData/valid-boomerang.json

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            "questionId": "1115",
            "questionFrontendId": "1037",
            "categoryTitle": "Algorithms",
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            "title": "Valid Boomerang",
            "titleSlug": "valid-boomerang",
            "content": "<p>Given an array <code>points</code> where <code>points[i] = [x<sub>i</sub>, y<sub>i</sub>]</code> represents a point on the <strong>X-Y</strong> plane, return <code>true</code> <em>if these points are a <strong>boomerang</strong></em>.</p>\n\n<p>A <strong>boomerang</strong> is a set of three points that are <strong>all distinct</strong> and <strong>not in a straight line</strong>.</p>\n\n<p>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n<pre><strong>Input:</strong> points = [[1,1],[2,3],[3,2]]\n<strong>Output:</strong> true\n</pre><p><strong>Example 2:</strong></p>\n<pre><strong>Input:</strong> points = [[1,1],[2,2],[3,3]]\n<strong>Output:</strong> false\n</pre>\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>points.length == 3</code></li>\n\t<li><code>points[i].length == 2</code></li>\n\t<li><code>0 &lt;= x<sub>i</sub>, y<sub>i</sub> &lt;= 100</code></li>\n</ul>\n",
            "translatedTitle": "有效的回旋镖",
            "translatedContent": "<p>给定一个数组<meta charset=\"UTF-8\" />&nbsp;<code>points</code>&nbsp;，其中<meta charset=\"UTF-8\" />&nbsp;<code>points[i] = [x<sub>i</sub>, y<sub>i</sub>]</code>&nbsp;表示 <strong>X-Y</strong> 平面上的一个点，<em>如果这些点构成一个&nbsp;</em><strong>回旋镖</strong>&nbsp;则返回&nbsp;<code>true</code>&nbsp;。</p>\n\n<p><strong>回旋镖</strong>&nbsp;定义为一组三个点，这些点&nbsp;<strong>各不相同</strong>&nbsp;且&nbsp;<strong>不在一条直线上</strong>&nbsp;。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入：</strong>points = [[1,1],[2,3],[3,2]]\n<strong>输出：</strong>true\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>points = [[1,1],[2,2],[3,3]]\n<strong>输出：</strong>false</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n<meta charset=\"UTF-8\" />\n\n<ul>\n\t<li><code>points.length == 3</code></li>\n\t<li><code>points[i].length == 2</code></li>\n\t<li><code>0 &lt;= x<sub>i</sub>, y<sub>i</sub>&nbsp;&lt;= 100</code></li>\n</ul>\n",
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