leetcode-problemset/leetcode-cn/originData/number-of-senior-citizens.json

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        "question": {
            "questionId": "2727",
            "questionFrontendId": "2678",
            "categoryTitle": "Algorithms",
            "boundTopicId": 2266115,
            "title": "Number of Senior Citizens",
            "titleSlug": "number-of-senior-citizens",
            "content": "<p>You are given a <strong>0-indexed</strong> array of strings <code>details</code>. Each element of <code>details</code> provides information about a given passenger compressed into a string of length <code>15</code>. The system is such that:</p>\n\n<ul>\n\t<li>The first ten characters consist of the phone number of passengers.</li>\n\t<li>The next character denotes the gender of the person.</li>\n\t<li>The following two characters are used to indicate the age of the person.</li>\n\t<li>The last two characters determine the seat allotted to that person.</li>\n</ul>\n\n<p>Return <em>the number of passengers who are <strong>strictly </strong><strong>more than 60 years old</strong>.</em></p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> details = [&quot;7868190130M7522&quot;,&quot;5303914400F9211&quot;,&quot;9273338290F4010&quot;]\n<strong>Output:</strong> 2\n<strong>Explanation:</strong> The passengers at indices 0, 1, and 2 have ages 75, 92, and 40. Thus, there are 2 people who are over 60 years old.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> details = [&quot;1313579440F2036&quot;,&quot;2921522980M5644&quot;]\n<strong>Output:</strong> 0\n<strong>Explanation:</strong> None of the passengers are older than 60.\n</pre>\n\n<p>&nbsp;</p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= details.length &lt;= 100</code></li>\n\t<li><code>details[i].length == 15</code></li>\n\t<li><code>details[i] consists of digits from &#39;0&#39; to &#39;9&#39;.</code></li>\n\t<li><code>details[i][10] is either &#39;M&#39; or &#39;F&#39; or &#39;O&#39;.</code></li>\n\t<li>The phone numbers and seat numbers of the passengers are distinct.</li>\n</ul>\n",
            "translatedTitle": "老人的数目",
            "translatedContent": "<p>给你一个下标从 <strong>0</strong>&nbsp;开始的字符串&nbsp;<code>details</code>&nbsp;。<code>details</code>&nbsp;中每个元素都是一位乘客的信息，信息用长度为 <code>15</code>&nbsp;的字符串表示，表示方式如下：</p>\n\n<ul>\n\t<li>前十个字符是乘客的手机号码。</li>\n\t<li>接下来的一个字符是乘客的性别。</li>\n\t<li>接下来两个字符是乘客的年龄。</li>\n\t<li>最后两个字符是乘客的座位号。</li>\n</ul>\n\n<p>请你返回乘客中年龄 <strong>严格大于 60 岁</strong>&nbsp;的人数。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<b>输入：</b>details = [\"7868190130M7522\",\"5303914400F9211\",\"9273338290F4010\"]\n<b>输出：</b>2\n<b>解释：</b>下标为 0 ，1 和 2 的乘客年龄分别为 75 ，92 和 40 。所以有 2 人年龄大于 60 岁。\n</pre>\n\n<p><strong>示例 2：</strong></p>\n\n<pre>\n<b>输入：</b>details = [\"1313579440F2036\",\"2921522980M5644\"]\n<b>输出：</b>0\n<b>解释：</b>没有乘客的年龄大于 60 岁。\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= details.length &lt;= 100</code></li>\n\t<li><code>details[i].length == 15</code></li>\n\t<li><code>details[i]</code>&nbsp;中的数字只包含&nbsp;<code>'0'</code>&nbsp;到&nbsp;<code>'9'</code>&nbsp;。</li>\n\t<li><code>details[i][10]</code>&nbsp;是 <code>'M'</code>&nbsp;，<code>'F'</code>&nbsp;或者&nbsp;<code>'O'</code>&nbsp;之一。</li>\n\t<li>所有乘客的手机号码和座位号互不相同。</li>\n</ul>\n",
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            "hints": [
                "Convert the value at index 11 and 12 to a numerical value.",
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