* 核心功能：每次调用next(val)，返回当前价格的跨度（往回数≤当前价格的最大连续天数）
Lets you test multiple ideas in a single experiment instead of having to perform many individual tests over a long period
，详情可参考WPS官方版本下载
今年18岁的“灵师”（圈名），在2021年14岁时加入“小天才圈”，她的账号目前已拥有150个好友、超100万点赞量。她告诉记者，这样的账号市场价值约1000元。
The conditions you have to meet are specific to the color-coded spaces. For example, if it provides a single number, every side of a tile in that space must add up to the number provided. It is possible – and common – for only half a tile to be within a color-coded space.