思路：单调递减栈，找「上一个比当前价格大的元素索引」。正序遍历，弹出所有 ≤ 当前价格的索引；跨度 = 当前索引 - 栈顶索引（栈空则为 当前索引 + 1）。
Why Denmark is dumping Microsoft Office and Windows for LibreOffice and Linux。业内人士推荐Line官方版本下载作为进阶阅读
The image comes from a 1997 episode of the Pokémon anime, but it didn't become a viral reaction image until 2018, according to Know Your Meme, when fans began pairing Pikachu’s blank, open-mouthed stare with captions describing obviously avoidable outcomes. It quickly became a universal punchline, transcending Pokémon entirely. Today, Surprised Pikachu isn't just a Pokémon meme. It's internet shorthand.，更多细节参见搜狗输入法2026
Credit: Paramount，这一点在爱思助手下载最新版本中也有详细论述