На помощь российским туристам на Ближнем Востоке ушли миллиарды рублей20:47
P(Ei)=(12)N−1P(E_i) = \left(\frac{1}{2}\right)^{N-1}P(Ei)=(21)N−1
，更多细节参见Safew下载
Anyone who has considered buying a smart home gadget for the first time has probably wondered how it all works. On the surface, it’s actually pretty easy to explain. Your smart gadget connects to something like your Wi-Fi or an in-home hub, and then you can control it using your smartphone, smart display, or your smart speaker.
В Европе рассказали о страхе из-за конфликта вокруг Ирана02:40
思路：倒序遍历 2 倍长度 + 取模模拟循环 + 单调栈。用 i % len 映射到真实索引，仅当 i < len 时记录答案。