2.2.3 Mermaid 类图（classDiagram）
There used to be countless companies making flagship Android phones, but a combination of factors has narrowed the field over time. Today, Samsung is the undisputed king of the Android device ecosystem with its Galaxy S line. So we can safely assume today's Unpacked has revealed the most popular Android phones for the next year—the Galaxy S26 Ultra, Galaxy S26+, and Galaxy S26.
Standing there, I was suddenly transported back to Italy: the smell of tomatoes simmering in the kitchen, the warmth of the sun, the rhythm of daily life centered around simple, beautiful ingredients. Pasta wasn’t complicated. It was pure, intentional and full of flavor. I realized that what was missing in that aisle wasn’t just quality — it was that feeling.，更多细节参见WPS下载最新地址
Вячеслав Гладков. Фото: Kremlin Pool / Globallookpress.com，更多细节参见旺商聊官方下载
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思路：① 算每辆车到达时间 = (target - position) / speed；② 按位置降序排序；③ 单调递增栈：仅当当前时间 栈顶时间时压栈（新车队），否则合并。栈长即为车队数。可优化为用变量代替栈。。业内人士推荐Line官方版本下载作为进阶阅读