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）。
The Polaroid Flip is a great instant camera for retro fans that prints vintage-style photos and offers modern conveniences like USB-C. It also features a variety of creative modes via the companion app, making it a solid choice for artistic photography as well.
，更多细节参见heLLoword翻译官方下载
In a statement on Microsoft's website Booty appeared to try and ease concerns the reshuffle could mean a wider shake-up across Xbox, saying "there are no organisational changes underway for our studios".
（二）原值超过500万元的单项长期资产，购进时先全额抵扣进项税额，此后在用于混合用途期间，根据调整年限计算五类不允许抵扣项目对应的不得从销项税额中抵扣的进项税额，逐年调整。
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