It was a problem left unsolved by the out-going president.

VOA: special.2009.07.30

Okay so exchange numbers; okay good half of that problem is gone now we have just these two left.

好，交换数字,好，问题解决一半了,只剩你们两个了。

哈佛公开课 - 计算机科学课程节选

So we left off last time with looking at a bit of coding and teasing you with the upcoming problem set.

我们上次讲到了查看一些代码,并且给你们带来这下面的习题。

哈佛公开课 - 计算机科学课程节选

The Greeks, as far as I know, did not allow anybody to be left handed in a phalanx; think about the problem.

希腊人,据我所知,在方阵里中不允许有左撇子,思考下这个问题

耶鲁公开课 - 古希腊历史简介课程节选

That's left out of the problem set.

要是这么做就不用问题集了。

麻省理工公开课 - 计算机科学及编程导论课程节选

Here's the left half, so now I have a problem of size 4.

这边是左半部分，所以现在问题的大小是。

哈佛公开课 - 计算机科学课程节选

So now we're left with a problem that's but 500 pages large and so what might a human do now to find Mike even more closely?

现在我们只用翻500页就能解决问题了,接下来，怎么做才能离Mike这个名字更近一步？

哈佛公开课 - 计算机科学课程节选

So if I type "man sleep," this is going to give me the user's manual for a program called sleep, but there's a gotcha and the problem set it makes clear, sleep notice that it says at top left sleep one.

所以如果我键入“man，sleep“，它将,给我一个叫做sleep程序的用户手册，但是这里有个参考信息，它使问题更清晰，请注意它指明在左上角。

哈佛公开课 - 计算机科学课程节选