mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
synced 2025-01-11 02:58:13 +08:00
186 lines
20 KiB
JSON
186 lines
20 KiB
JSON
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"title": "Shortest Path Visiting All Nodes",
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"content": "<p>You have an undirected, connected graph of <code>n</code> nodes labeled from <code>0</code> to <code>n - 1</code>. You are given an array <code>graph</code> where <code>graph[i]</code> is a list of all the nodes connected with node <code>i</code> by an edge.</p>\n\n<p>Return <em>the length of the shortest path that visits every node</em>. You may start and stop at any node, you may revisit nodes multiple times, and you may reuse edges.</p>\n\n<p> </p>\n<p><strong>Example 1:</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2021/05/12/shortest1-graph.jpg\" style=\"width: 222px; height: 183px;\" />\n<pre>\n<strong>Input:</strong> graph = [[1,2,3],[0],[0],[0]]\n<strong>Output:</strong> 4\n<strong>Explanation:</strong> One possible path is [1,0,2,0,3]\n</pre>\n\n<p><strong>Example 2:</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2021/05/12/shortest2-graph.jpg\" style=\"width: 382px; height: 222px;\" />\n<pre>\n<strong>Input:</strong> graph = [[1],[0,2,4],[1,3,4],[2],[1,2]]\n<strong>Output:</strong> 4\n<strong>Explanation:</strong> One possible path is [0,1,4,2,3]\n</pre>\n\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>n == graph.length</code></li>\n\t<li><code>1 <= n <= 12</code></li>\n\t<li><code>0 <= graph[i].length < n</code></li>\n\t<li><code>graph[i]</code> does not contain <code>i</code>.</li>\n\t<li>If <code>graph[a]</code> contains <code>b</code>, then <code>graph[b]</code> contains <code>a</code>.</li>\n\t<li>The input graph is always connected.</li>\n</ul>\n",
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"translatedTitle": "访问所有节点的最短路径",
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"translatedContent": "<p>存在一个由 <code>n</code> 个节点组成的无向连通图，图中的节点按从 <code>0</code> 到 <code>n - 1</code> 编号。</p>\n\n<p>给你一个数组 <code>graph</code> 表示这个图。其中，<code>graph[i]</code> 是一个列表，由所有与节点 <code>i</code> 直接相连的节点组成。</p>\n\n<p>返回能够访问所有节点的最短路径的长度。你可以在任一节点开始和停止，也可以多次重访节点，并且可以重用边。</p>\n\n<p> </p>\n\n<ol>\n</ol>\n\n<p><strong>示例 1：</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2021/05/12/shortest1-graph.jpg\" style=\"width: 222px; height: 183px;\" />\n<pre>\n<strong>输入：</strong>graph = [[1,2,3],[0],[0],[0]]\n<strong>输出：</strong>4\n<strong>解释：</strong>一种可能的路径为 [1,0,2,0,3]</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<p><img alt=\"\" src=\"https://assets.leetcode.com/uploads/2021/05/12/shortest2-graph.jpg\" style=\"width: 382px; height: 222px;\" /></p>\n\n<pre>\n<strong>输入：</strong>graph = [[1],[0,2,4],[1,3,4],[2],[1,2]]\n<strong>输出：</strong>4\n<strong>解释：</strong>一种可能的路径为 [0,1,4,2,3]\n</pre>\n\n<p> </p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>n == graph.length</code></li>\n\t<li><code>1 <= n <= 12</code></li>\n\t<li><code>0 <= graph[i].length < n</code></li>\n\t<li><code>graph[i]</code> 不包含 <code>i</code></li>\n\t<li>如果 <code>graph[a]</code> 包含 <code>b</code> ，那么 <code>graph[b]</code> 也包含 <code>a</code></li>\n\t<li>输入的图总是连通图</li>\n</ul>\n",
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