"One minute on a Saturday she's playing with the dog, Sunday she's gone to work, Monday night she's in a coma."
Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
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Some of the biggest names in music are performing at the Brit Awards this weekend. Sure, there are a lot of awards to be presented, but that's not really what the Brits is about. It's about incredible performances, risqué jokes from the host, and celebrities behaving very badly. It's always a messy night (in the best kind of way).
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）。