* @param {string} num 非负整数的字符串形式（可能含前导零）
That's likely no big deal for Windows, which already requires you to enter your date of birth during the Microsoft Account setup procedure. However, the idea that all operating system providers need to comply (in California) has drawn a fair degree of ire from certain Linux communities.
。业内人士推荐heLLoword翻译官方下载作为进阶阅读
可从2021年开始，流量红利见顶、竞争加剧、财务压力凸显，完美日记的多重危机同时爆发。
— Sam Altman (@sama) February 28, 2026