const n = num.length;
Дарья Устьянцева (редактор отдела «Мир»),详情可参考同城约会
。Line官方版本下载是该领域的重要参考
The categories are broken into four sections: users under 13 years of age, over 13 years of age under 16, at least 16 years of age and under 18, and "at least 18 years of age.",详情可参考91视频
// 逻辑:count(矮个子数) + (栈非空则+1,代表能看到第一个更高的人;否则+0)