leetcode-problemset/leetcode-cn/originData/counting-words-with-a-given-prefix.json

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        "question": {
            "questionId": "2292",
            "questionFrontendId": "2185",
            "categoryTitle": "Algorithms",
            "boundTopicId": 1290644,
            "title": "Counting Words With a Given Prefix",
            "titleSlug": "counting-words-with-a-given-prefix",
            "content": "<p>You are given an array of strings <code>words</code> and a string <code>pref</code>.</p>\n\n<p>Return <em>the number of strings in </em><code>words</code><em> that contain </em><code>pref</code><em> as a <strong>prefix</strong></em>.</p>\n\n<p>A <strong>prefix</strong> of a string <code>s</code> is any leading contiguous substring of <code>s</code>.</p>\n\n<p>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> words = [&quot;pay&quot;,&quot;<strong><u>at</u></strong>tention&quot;,&quot;practice&quot;,&quot;<u><strong>at</strong></u>tend&quot;], <code>pref </code>= &quot;at&quot;\n<strong>Output:</strong> 2\n<strong>Explanation:</strong> The 2 strings that contain &quot;at&quot; as a prefix are: &quot;<u><strong>at</strong></u>tention&quot; and &quot;<u><strong>at</strong></u>tend&quot;.\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> words = [&quot;leetcode&quot;,&quot;win&quot;,&quot;loops&quot;,&quot;success&quot;], <code>pref </code>= &quot;code&quot;\n<strong>Output:</strong> 0\n<strong>Explanation:</strong> There are no strings that contain &quot;code&quot; as a prefix.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= words.length &lt;= 100</code></li>\n\t<li><code>1 &lt;= words[i].length, pref.length &lt;= 100</code></li>\n\t<li><code>words[i]</code> and <code>pref</code> consist of lowercase English letters.</li>\n</ul>\n",
            "translatedTitle": "统计包含给定前缀的字符串",
            "translatedContent": "<p>给你一个字符串数组 <code>words</code> 和一个字符串 <code>pref</code> 。</p>\n\n<p>返回 <code>words</code><em> </em>中以 <code>pref</code> 作为 <strong>前缀</strong> 的字符串的数目。</p>\n\n<p>字符串 <code>s</code> 的 <strong>前缀</strong> 就是&nbsp; <code>s</code> 的任一前导连续字符串。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre><strong>输入：</strong>words = [\"pay\",\"<em><strong>at</strong></em>tention\",\"practice\",\"<em><strong>at</strong></em>tend\"], <code>pref </code>= \"at\"\n<strong>输出：</strong>2\n<strong>解释：</strong>以 \"at\" 作为前缀的字符串有两个，分别是：\"<em><strong>at</strong></em>tention\" 和 \"<em><strong>at</strong></em>tend\" 。\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre><strong>输入：</strong>words = [\"leetcode\",\"win\",\"loops\",\"success\"], <code>pref </code>= \"code\"\n<strong>输出：</strong>0\n<strong>解释：</strong>不存在以 \"code\" 作为前缀的字符串。\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= words.length &lt;= 100</code></li>\n\t<li><code>1 &lt;= words[i].length, pref.length &lt;= 100</code></li>\n\t<li><code>words[i]</code> 和 <code>pref</code> 由小写英文字母组成</li>\n</ul>\n",
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                    "code": "class Solution {\npublic:\n    int prefixCount(vector<string>& words, string pref) {\n        \n    }\n};",
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                    "code": "class Solution(object):\n    def prefixCount(self, words, pref):\n        \"\"\"\n        :type words: List[str]\n        :type pref: str\n        :rtype: int\n        \"\"\"",
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