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）。
But is there a limit to how connected crowds really want to be?
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1. 选择步长序列（如: n/2, n/4, ..., 1）
At the Healthcare Group in St Martin's, Guernsey, a weekly menopause clinic is offered, led by one of the island's leading experts, Dr Lucy Joslin.
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Not far from their minds is the reality that China is also attempting to land its own crew on the moon before 2030 and may be able to get there before the United States. NASA hasn't sent humans to the lunar surface since Apollo 17 in 1972. And though no other nation has followed in the giant leap for humankind, that won't always be true.
第八条 国家加强原子能科学知识和法律知识的宣传教育，鼓励有条件的地方人民政府、核设施营运单位以及其他有关单位建设和利用科普场馆、设施，开展原子能科学知识普及活动。，推荐阅读服务器推荐获取更多信息