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小墨
2022-03-29 16:56:27 +08:00
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leetcode-cn/originData/word-ladder.json
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@@ -12,7 +12,7 @@
"translatedContent": "<p>字典&nbsp;<code>wordList</code> 中从单词 <code>beginWord</code><em>&nbsp;</em>和 <code>endWord</code> 的 <strong>转换序列 </strong>是一个按下述规格形成的序列<meta charset=\"UTF-8\" />&nbsp;<code>beginWord -&gt; s<sub>1</sub>&nbsp;-&gt; s<sub>2</sub>&nbsp;-&gt; ... -&gt; s<sub>k</sub></code>：</p>\n\n<ul>\n\t<li>每一对相邻的单词只差一个字母。</li>\n\t<li><meta charset=\"UTF-8\" />&nbsp;对于&nbsp;<code>1 &lt;= i &lt;= k</code>&nbsp;时，每个<meta charset=\"UTF-8\" />&nbsp;<code>s<sub>i</sub></code>&nbsp;都在<meta charset=\"UTF-8\" />&nbsp;<code>wordList</code>&nbsp;中。注意， <code>beginWord</code><em>&nbsp;</em>不需要在<meta charset=\"UTF-8\" />&nbsp;<code>wordList</code>&nbsp;中。<meta charset=\"UTF-8\" /></li>\n\t<li><code>s<sub>k</sub>&nbsp;== endWord</code></li>\n</ul>\n\n<p>给你两个单词<em> </em><code>beginWord</code><em>&nbsp;</em>和 <code>endWord</code> 和一个字典 <code>wordList</code> ，返回 <em>从&nbsp;<code>beginWord</code> 到&nbsp;<code>endWord</code> 的 <strong>最短转换序列</strong> 中的 <strong>单词数目</strong></em> 。如果不存在这样的转换序列，返回 <code>0</code> 。</p>\n&nbsp;\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入：</strong>beginWord = \"hit\", endWord = \"cog\", wordList = [\"hot\",\"dot\",\"dog\",\"lot\",\"log\",\"cog\"]\n<strong>输出：</strong>5\n<strong>解释：</strong>一个最短转换序列是 \"hit\" -&gt; \"hot\" -&gt; \"dot\" -&gt; \"dog\" -&gt; \"cog\", 返回它的长度 5。\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>beginWord = \"hit\", endWord = \"cog\", wordList = [\"hot\",\"dot\",\"dog\",\"lot\",\"log\"]\n<strong>输出：</strong>0\n<strong>解释：</strong>endWord \"cog\" 不在字典中，所以无法进行转换。</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= beginWord.length &lt;= 10</code></li>\n\t<li><code>endWord.length == beginWord.length</code></li>\n\t<li><code>1 &lt;= wordList.length &lt;= 5000</code></li>\n\t<li><code>wordList[i].length == beginWord.length</code></li>\n\t<li><code>beginWord</code>、<code>endWord</code> 和 <code>wordList[i]</code> 由小写英文字母组成</li>\n\t<li><code>beginWord != endWord</code></li>\n\t<li><code>wordList</code> 中的所有字符串 <strong>互不相同</strong></li>\n</ul>\n",
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"difficulty": "Hard",
"likes": 983,
"likes": 988,
"dislikes": 0,
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"similarQuestions": "[{\"title\": \"Word Ladder II\", \"titleSlug\": \"word-ladder-ii\", \"difficulty\": \"Hard\", \"translatedTitle\": \"\\u5355\\u8bcd\\u63a5\\u9f99 II\"}, {\"title\": \"Minimum Genetic Mutation\", \"titleSlug\": \"minimum-genetic-mutation\", \"difficulty\": \"Medium\", \"translatedTitle\": \"\\u6700\\u5c0f\\u57fa\\u56e0\\u53d8\\u5316\"}]",
@@ -149,7 +149,7 @@
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"hints": [],
"solution": null,
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