leetcode-problemset/leetcode-cn/originData/jewels-and-stones.json

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        "question": {
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            "questionFrontendId": "771",
            "categoryTitle": "Algorithms",
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            "title": "Jewels and Stones",
            "titleSlug": "jewels-and-stones",
            "content": "<p>You&#39;re given strings <code>jewels</code> representing the types of stones that are jewels, and <code>stones</code> representing the stones you have. Each character in <code>stones</code> is a type of stone you have. You want to know how many of the stones you have are also jewels.</p>\n\n<p>Letters are case sensitive, so <code>&quot;a&quot;</code> is considered a different type of stone from <code>&quot;A&quot;</code>.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n<pre><strong>Input:</strong> jewels = \"aA\", stones = \"aAAbbbb\"\n<strong>Output:</strong> 3\n</pre><p><strong class=\"example\">Example 2:</strong></p>\n<pre><strong>Input:</strong> jewels = \"z\", stones = \"ZZ\"\n<strong>Output:</strong> 0\n</pre>\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;=&nbsp;jewels.length, stones.length &lt;= 50</code></li>\n\t<li><code>jewels</code> and <code>stones</code> consist of only English letters.</li>\n\t<li>All the characters of&nbsp;<code>jewels</code> are <strong>unique</strong>.</li>\n</ul>\n",
            "translatedTitle": "宝石与石头",
            "translatedContent": "<p>&nbsp;给你一个字符串 <code>jewels</code>&nbsp;代表石头中宝石的类型，另有一个字符串 <code>stones</code> 代表你拥有的石头。&nbsp;<code>stones</code>&nbsp;中每个字符代表了一种你拥有的石头的类型，你想知道你拥有的石头中有多少是宝石。</p>\n\n<p>字母区分大小写，因此 <code>\"a\"</code> 和 <code>\"A\"</code> 是不同类型的石头。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<strong>输入：</strong>jewels = \"aA\", stones = \"aAAbbbb\"\n<strong>输出：</strong>3\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<strong>输入：</strong>jewels = \"z\", stones = \"ZZ\"\n<strong>输出：</strong>0<strong>\n</strong></pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 &lt;=&nbsp;jewels.length, stones.length &lt;= 50</code></li>\n\t<li><code>jewels</code> 和 <code>stones</code> 仅由英文字母组成</li>\n\t<li><code>jewels</code> 中的所有字符都是 <strong>唯一的</strong></li>\n</ul>\n",
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                "For each stone, check if it is a jewel."
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