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Purple: Starts of MLB team names
。业内人士推荐Line官方版本下载作为进阶阅读
過往不少示威者多被控非法集結或公眾妨擾等罪名，但在《香港國安法》下，他們面臨更嚴厲刑罰，最高可判終身監禁。
“US-China AI competition is continuing to intensify,” said Horowtiz, who is now a professor at the University of Pennsylvania. “This competition is not just taking place at the frontier, but in how China’s government is planning and implementing the day-to-day of their surveillance and information apparatus.”
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）。