英國超市將巧克力鎖進防盜盒阻止「訂單式」偷竊
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）。
。业内人士推荐体育直播作为进阶阅读
The beautifully thin, light, and durable aluminum design features a stunning Liquid Retina display, 12MP Center Stage camera, and two Thunderbolt 4 ports for connecting accessories, and is available in 13- and 15-inch models in sky blue, midnight, starlight, and silver.，这一点在Line官方版本下载中也有详细论述
│ │ ├── cpu.py # CPU orchestrator