// 单调栈：存储索引（而非值），栈内索引对应的nums值保持「单调递减」
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。业内人士推荐Line官方版本下载作为进阶阅读
# cpu = "2" # default，更多细节参见雷电模拟器官方版本下载
Trade between the two countries has been closed since October 2025, the longest in decades which is affecting small businesses in Afghanistan, and the availability of supplies, including crucial medicines.