Beckhams seen together in Paris after Brooklyn row
self.file = open(csv_path, "a", newline="", encoding="utf-8")
。WPS下载最新地址是该领域的重要参考
The EU Space Surveillance and Tracking centre (SST) said one fragment - believed to be the lander - "most likely" re-entered the atmosphere at about 06:16 GMT (07:16 BST) on Saturday.
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）。
Version: 42.20250921.0 (2025-09-21T19:04:38Z)