思路：找「右侧第一个 ≤ cur」的元素 → 弹出所有 cur 的元素，栈顶即为折扣。最终价格 = cur - 折扣（有则）或 cur（无则）。
中国驻悉尼总领馆经商处参赞叶威致辞说，中澳关系近年来实现转圜，给两国人民带来实实在在福祉。期待澳大利亚工商界积极组织更多企业参加进博会，涵盖更广泛行业领域，分享中国市场机遇与红利。，推荐阅读51吃瓜获取更多信息
Firefox 148 introduces the promised AI kill switch for people who aren't into LLMs，更多细节参见im钱包官方下载
He added that a broader mistrust in tech companies and online surveillance has fed into concern over why Discord is doing age verification at all, and what it will do with such information going forward.
（三）对报案人、控告人、举报人、证人打击报复的；