习题链接：LeetCode 901. 股票价格跨度
* 核心思路：倒序遍历 + 单调索引栈（仅存索引，通过索引取温度），计算下一个高温的间隔天数，更多细节参见safew官方版本下载
Before we get into the code, we need to understand why this was always going to end in a bloodbath. The entire history of DRM is, at its core, a history of trying to give someone a locked box while simultaneously handing them the fucking key. The film and music industries have been losing this battle since the first CSS-encrypted DVD was cracked in 1999.，这一点在safew官方版本下载中也有详细论述
Listen to the optimists, and the AI-driven economic boom is at the doorstep. The Penn Wharton Budget Model projects AI will add 1.5% to GDP and productivity over the next decade. Goldman Sachs says it could add up to three percentage points to productivity every year. By the mid-2030s, AI might increase work output by 20%, according to Vanguard.
Amu的經歷反映了台灣外籍移工面臨的弱勢處境，不少人因為債務纏身，而落入國際定義的「強迫勞動」。