Equal: Every domino half in this space must be the same number of pips.
local.get $messageLength
，更多细节参见safew官方版本下载
1. Jasper Ai(Formerly known as Jarvis)。搜狗输入法下载是该领域的重要参考
"com/netease/mail/mmsharedkmp/proto/account.proto"
// 逻辑：只要右侧元素<最大值，说明该元素需纳入无序区间，右边界右移