leetcode-problemset/leetcode-cn/originData/count-the-number-of-complete-components.json

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            "questionId": "2793",
            "questionFrontendId": "2685",
            "categoryTitle": "Algorithms",
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            "title": "Count the Number of Complete Components",
            "titleSlug": "count-the-number-of-complete-components",
            "content": "<p>You are given an integer <code>n</code>. There is an <strong>undirected</strong> graph with <code>n</code> vertices, numbered from <code>0</code> to <code>n - 1</code>. You are given a 2D integer array <code>edges</code> where <code>edges[i] = [a<sub>i</sub>, b<sub>i</sub>]</code> denotes that there exists an <strong>undirected</strong> edge connecting vertices <code>a<sub>i</sub></code> and <code>b<sub>i</sub></code>.</p>\n\n<p>Return <em>the number of <strong>complete connected components</strong> of the graph</em>.</p>\n\n<p>A <strong>connected component</strong> is a subgraph of a graph in which there exists a path between any two vertices, and no vertex of the subgraph shares an edge with a vertex outside of the subgraph.</p>\n\n<p>A connected component is said to be <b>complete</b> if there exists an edge between every pair of its vertices.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<p><strong class=\"example\"><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2023/04/11/screenshot-from-2023-04-11-23-31-23.png\" style=\"width: 671px; height: 270px;\" /></strong></p>\n\n<pre>\n<strong>Input:</strong> n = 6, edges = [[0,1],[0,2],[1,2],[3,4]]\n<strong>Output:</strong> 3\n<strong>Explanation:</strong> From the picture above, one can see that all of the components of this graph are complete.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<p><strong class=\"example\"><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2023/04/11/screenshot-from-2023-04-11-23-32-00.png\" style=\"width: 671px; height: 270px;\" /></strong></p>\n\n<pre>\n<strong>Input:</strong> n = 6, edges = [[0,1],[0,2],[1,2],[3,4],[3,5]]\n<strong>Output:</strong> 1\n<strong>Explanation:</strong> The component containing vertices 0, 1, and 2 is complete since there is an edge between every pair of two vertices. On the other hand, the component containing vertices 3, 4, and 5 is not complete since there is no edge between vertices 4 and 5. Thus, the number of complete components in this graph is 1.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= n &lt;= 50</code></li>\n\t<li><code>0 &lt;= edges.length &lt;= n * (n - 1) / 2</code></li>\n\t<li><code>edges[i].length == 2</code></li>\n\t<li><code>0 &lt;= a<sub>i</sub>, b<sub>i</sub> &lt;= n - 1</code></li>\n\t<li><code>a<sub>i</sub> != b<sub>i</sub></code></li>\n\t<li>There are no repeated edges.</li>\n</ul>\n",
            "translatedTitle": "统计完全连通分量的数量",
            "translatedContent": "<p>给你一个整数 <code>n</code> 。现有一个包含 <code>n</code> 个顶点的 <strong>无向</strong> 图，顶点按从 <code>0</code> 到 <code>n - 1</code> 编号。给你一个二维整数数组 <code>edges</code> 其中 <code>edges[i] = [a<sub>i</sub>, b<sub>i</sub>]</code> 表示顶点 <code>a<sub>i</sub></code> 和 <code>b<sub>i</sub></code> 之间存在一条 <strong>无向</strong> 边。</p>\n\n<p>返回图中 <strong>完全连通分量</strong> 的数量。</p>\n\n<p>如果在子图中任意两个顶点之间都存在路径，并且子图中没有任何一个顶点与子图外部的顶点共享边，则称其为 <strong>连通分量</strong> 。</p>\n\n<p>如果连通分量中每对节点之间都存在一条边，则称其为 <strong>完全连通分量</strong> 。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<p><strong><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2023/04/11/screenshot-from-2023-04-11-23-31-23.png\" style=\"width: 671px; height: 270px;\" /></strong></p>\n\n<pre>\n<strong>输入：</strong>n = 6, edges = [[0,1],[0,2],[1,2],[3,4]]\n<strong>输出：</strong>3\n<strong>解释：</strong>如上图所示，可以看到此图所有分量都是完全连通分量。\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<p><strong><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2023/04/11/screenshot-from-2023-04-11-23-32-00.png\" style=\"width: 671px; height: 270px;\" /></strong></p>\n\n<pre>\n<strong>输入：</strong>n = 6, edges = [[0,1],[0,2],[1,2],[3,4],[3,5]]\n<strong>输出：</strong>1\n<strong>解释：</strong>包含节点 0、1 和 2 的分量是完全连通分量，因为每对节点之间都存在一条边。\n包含节点 3 、4 和 5 的分量不是完全连通分量，因为节点 4 和 5 之间不存在边。\n因此，在图中完全连接分量的数量是 1 。\n</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;= 50</code></li>\n\t<li><code>0 &lt;= edges.length &lt;= n * (n - 1) / 2</code></li>\n\t<li><code>edges[i].length == 2</code></li>\n\t<li><code>0 &lt;= a<sub>i</sub>, b<sub>i</sub> &lt;= n - 1</code></li>\n\t<li><code>a<sub>i</sub> != b<sub>i</sub></code></li>\n\t<li>不存在重复的边</li>\n</ul>\n",
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                "Find the connected components of an undirected graph using depth-first search (DFS) or breadth-first search (BFS).",
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