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"translatedContent": "<p>给你两个字符串数组 <code>words1</code>&nbsp;和&nbsp;<code>words2</code>。</p>\n\n<p>现在,如果&nbsp;<code>b</code> 中的每个字母都出现在 <code>a</code> 中,<strong>包括重复出现的字母</strong>,那么称字符串 <code>b</code> 是字符串 <code>a</code> 的 <strong>子集</strong> 。</p>\n\n<ul>\n\t<li>例如,<code>\"wrr\"</code> 是 <code>\"warrior\"</code> 的子集,但不是 <code>\"world\"</code> 的子集。</li>\n</ul>\n\n<p>如果对 <code>words2</code> 中的每一个单词&nbsp;<code>b</code><code>b</code> 都是 <code>a</code> 的子集,那么我们称&nbsp;<code>words1</code> 中的单词 <code>a</code> 是<em> </em><strong>通用单词</strong><em> </em>。</p>\n\n<p>以数组形式返回&nbsp;<code>words1</code> 中所有的通用单词。你可以按 <strong>任意顺序</strong> 返回答案。</p>\n\n<p>&nbsp;</p>\n\n<ol>\n</ol>\n\n<p><strong>示例 1</strong></p>\n\n<pre>\n<strong>输入:</strong>words1 = [\"amazon\",\"apple\",\"facebook\",\"google\",\"leetcode\"], words2 = [\"e\",\"o\"]\n<strong>输出:</strong>[\"facebook\",\"google\",\"leetcode\"]\n</pre>\n\n<p><strong>示例 2</strong></p>\n\n<pre>\n<strong>输入:</strong>words1 = [\"amazon\",\"apple\",\"facebook\",\"google\",\"leetcode\"], words2 = [\"l\",\"e\"]\n<strong>输出:</strong>[\"apple\",\"google\",\"leetcode\"]\n</pre>\n\n<p><strong>示例 3</strong></p>\n\n<pre>\n<strong>输入:</strong>words1 = [\"amazon\",\"apple\",\"facebook\",\"google\",\"leetcode\"], words2 = [\"e\",\"oo\"]\n<strong>输出:</strong>[\"facebook\",\"google\"]\n</pre>\n\n<p><strong>示例 4</strong></p>\n\n<pre>\n<strong>输入:</strong>words1 = [\"amazon\",\"apple\",\"facebook\",\"google\",\"leetcode\"], words2 = [\"lo\",\"eo\"]\n<strong>输出:</strong>[\"google\",\"leetcode\"]\n</pre>\n\n<p><strong>示例 5</strong></p>\n\n<pre>\n<strong>输入:</strong>words1 = [\"amazon\",\"apple\",\"facebook\",\"google\",\"leetcode\"], words2 = [\"ec\",\"oc\",\"ceo\"]\n<strong>输出:</strong>[\"facebook\",\"leetcode\"]\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= words1.length, words2.length &lt;= 10<sup>4</sup></code></li>\n\t<li><code>1 &lt;= words1[i].length, words2[i].length &lt;= 10</code></li>\n\t<li><code>words1[i]</code> 和 <code>words2[i]</code> 仅由小写英文字母组成</li>\n\t<li><code>words1</code> 中的所有字符串 <strong>互不相同</strong></li>\n</ul>\n",
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"difficulty": "Medium",
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"similarQuestions": "[]",
@@ -149,7 +149,7 @@
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