This is a $130 price drop from the Samsung Galaxy Watch 8 Classic's usual list price of $499.99. It also applies to both the black and white models, so no matter which of these sleek smartwatches has caught your eye, you can still grab it at a discounted price.
「像鬼一樣工作」：台灣外籍移工為何陷入「強迫勞動」處境
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代码要点：倒序遍历，先算右侧再推左侧；栈内维护「右侧候选更大值」，单调递增（栈顶最小）。