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15:40, 27 февраля 2026Россия
。爱思助手下载最新版本对此有专业解读
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）。
Екатерина Улитина (Редактор отдела «Забота о себе»)
One reason is that your words could come across differently depending on the person reading the message, so stick to using short sentences to avoid being misinterpreted.