Последние новости
const stack = []; // 单调栈：存储「右侧候选更大值」，栈内元素单调递增
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Beyond update dates, freshness signals include referencing recent events, citing current statistics and data, mentioning the current year in context where relevant, and updating examples to reflect current tools and practices. These signals reassure both AI models and human readers that the information hasn't become outdated even if the core topic is relatively stable.