So, you turned in p-set 3 today, but we'll have the answers posted for you this afternoon, so you can start studying from p-set 3, even as early as tonight, if you want to, because those answers will be there for you.

今天大家应该要交第三次作业了，而我们会在今天下午将答案给大家贴出来，这样大家就可以尽快开始复习第三次作业的内容了，甚至今天晚上就可以开始，如果你需要的话，这些答案将会给你一些帮助。

麻省理工公开课 - 化学原理课程节选

How many times you can divide N by 2 before you get down to 1?

在得到1之前需要将N除以2做几次呢？

哈佛公开课 - 计算机科学课程节选