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）。
Standard forward pass. The model's forward() method must be a standard tensor-in, logits-out computation. No problem-specific control flow (for-loops over digits, explicit carry variables, string manipulation) inside forward(). The autoregressive generation loop lives outside the model, exactly as it would for any language model.
。关于这个话题，夫子提供了深入分析
21 hidden Netflix codes, tricks, and settings every power user needs to know
Article InformationAuthor, 傑克·霍頓（Jake Horton）, 露西·吉爾德（Lucy Gilder），湯姆·愛丁頓（Tom Edgington）
Now. Let’s talk about how this little war actually played out. Dramatised and Ribbed™ for your pleasure.