* 核心：倒序遍历2倍长度 + 取模模拟循环 + 单调栈，解决「首尾相连」的更大值问题
You can choose how long you want to share where you are.
，这一点在safew官方版本下载中也有详细论述
There are three main sets in this initial launch, featuring fan-favorites Pikachu, Eevee, Charizard, Venusaur, and Blastoise in Lego brick form. That's where most of the focus has been directed since preorders went live on Jan. 12, but there's more for fans to consider if you cast your net a little wider.
As a final tweak, I moved from 8 bit ansi colors like \x1b[38:5:161m to 4 bit colors like \x1b[31m. This restricts our color range, but it saves something like 6 bytes per color.