So it's certainly at least linear in the length of the list. For each starting point, what do I do?

它至少是线性的计算列表的长度,每次到了循环开始的点？

麻省理工公开课 - 计算机科学及编程导论课程节选

It's always good when we're looking for a wavelength that our answer is in a unit of length, that's a good sign already.

当我们计算波长时,如果答案是一个长度单位，那就是一个好的迹象。

麻省理工公开课 - 化学原理课程节选