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）。
Over those two weeks we had to solve numerous problems. Building the Native AOT DLL on each platform. Loading it from the Unreal game client. Invoking exported DLL functions from C++. And so forth. There were several challenges and headaches along the way, but at the end of the two weeks we were able to successfully load the player’s inventory on the Unreal game client through a Native AOT DLL call on Windows, Xbox, and PS5. With this foundational proof of concept in place, we got the go ahead to begin work on a generalized solution to support all of the backend that would be required in the offline game. My initial dread from when I first heard the news about our offline pivot was gone, replaced with excitement and confidence in a novel path forward.
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The company’s tech comes from an unusual source: a $100-million-endowed program at Caltech to develop orbital solar plants that would beam electricity to Earth below. The researchers ultimately settled on a sail-like structure that is thin and flexible compared to boxy, traditional satellites.
外婆高频使用AI，奥特曼说在老人中ChatGPT中会替代谷歌，让我思考一个问题：