leetcode-problemset/leetcode-cn/originData/letter-case-permutation.json

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            "questionFrontendId": "784",
            "categoryTitle": "Algorithms",
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            "title": "Letter Case Permutation",
            "titleSlug": "letter-case-permutation",
            "content": "<p>Given a string <code>s</code>, you&nbsp;can transform every letter individually to be lowercase or uppercase to create another string.</p>\n\n<p>Return <em>a list of all possible strings we could create</em>. Return the output in <strong>any order</strong>.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = &quot;a1b2&quot;\n<strong>Output:</strong> [&quot;a1b2&quot;,&quot;a1B2&quot;,&quot;A1b2&quot;,&quot;A1B2&quot;]\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = &quot;3z4&quot;\n<strong>Output:</strong> [&quot;3z4&quot;,&quot;3Z4&quot;]\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= s.length &lt;= 12</code></li>\n\t<li><code>s</code> consists of lowercase English letters, uppercase English letters, and digits.</li>\n</ul>\n",
            "translatedTitle": "字母大小写全排列",
            "translatedContent": "<p>给定一个字符串&nbsp;<code>s</code>&nbsp;，通过将字符串&nbsp;<code>s</code>&nbsp;中的每个字母转变大小写，我们可以获得一个新的字符串。</p>\n\n<p>返回 <em>所有可能得到的字符串集合</em> 。以 <strong>任意顺序</strong> 返回输出。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入：</strong>s = \"a1b2\"\n<strong>输出：</strong>[\"a1b2\", \"a1B2\", \"A1b2\", \"A1B2\"]\n</pre>\n\n<p><strong>示例 2:</strong></p>\n\n<pre>\n<strong>输入:</strong> s = \"3z4\"\n<strong>输出:</strong> [\"3z4\",\"3Z4\"]\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= s.length &lt;= 12</code></li>\n\t<li><code>s</code>&nbsp;由小写英文字母、大写英文字母和数字组成</li>\n</ul>\n",
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                    "code": "class Solution {\npublic:\n    vector<string> letterCasePermutation(string s) {\n\n    }\n};",
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                    "code": "defmodule Solution do\n  @spec letter_case_permutation(s :: String.t) :: [String.t]\n  def letter_case_permutation(s) do\n    \n  end\nend",
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