Mark Carney and Pierre Polievre offered condolences after nine people were shot dead in the town of Tumbler Ridge in British Columbia.
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過去一年尤其動盪。里亞爾暴跌引發12月下旬德黑蘭巴扎（bazaar）的抗議並迅速蔓延全國；安全部隊進行殘酷鎮壓，造成數千人死亡。其後里亞爾持續走弱，物價進一步攀升。，推荐阅读快连下载安装获取更多信息
* - this.stack：单调递减栈，存储「价格对应的索引」，栈顶→栈底索引对应的价格单调递减