from bs4 import BeautifulSoup
Marriage was banned at Annapolis and girlfriends discouraged. The navy did not want its midshipmen wasting their time on such frivolities.，详情可参考旺商聊官方下载
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）。。关于这个话题，safew官方下载提供了深入分析
Liverpool v West Ham, Saturday 3pm。旺商聊官方下载对此有专业解读