描述：设计 StockSpanner 类。每次调用 next(price) 时，返回当日价格的「跨度」：从今天往回数，价格 ≤ 今日价格的最大连续天数（含今天）。
Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
。91视频是该领域的重要参考
Across all three versions, there’s a mockToString or spoof helper. But the V3 implementation is subtly more robust than the V2 one, and it’s worth examining why.，这一点在51吃瓜中也有详细论述
Harriet BradshawScience reporter。WPS官方版本下载对此有专业解读
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