OK, what I would like you to see is I've been printing out, as I went along, actually let's back up slightly and look at the code. There's merge sort.

好的，我想让你们看就是我运行过后,打印出来的结果，我们再回头看一下这段代码,这就是归并排序，输入一个列表。

麻省理工公开课 - 计算机科学及编程导论课程节选

So the end result, because someone wrote this function years ago is that printf takes this thing, takes this thing, David plops David inside the middle of that formatted string and then renders the whole result.

基于这是某人多年以前写的程序,最终的结果是打印出这个，这个，在格式化字符串中间的,然后返回结果。

哈佛公开课 - 计算机科学课程节选

Now I call that, and it says, 20 tell me how many heads you want, give it a 20, and tell it how many legs 56 you want, give it 56, and it prints out the answers. I know, whoop-dee-doo.

请告诉我你想要几个头，设为，然后告诉它你想要几条腿,设为,最后它会打印结果，哇哦。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now that may interest you at the moment, or what you may want to do is to get a printout of the whole day after that.

是不是很吸引人,你可能会想要,把接下来这一整天的结果打印出来

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

When I ran it up here, with the old Fib, and we printed the result, and I ran it with Fib 1 down here.

当我运行到这里，也就是老的Fib函数，我们打印这个结果，当我在下面调用Fib1时,也打印了结果。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now as an aside, turns out you can do more interesting formatting with printf, and this is useful even for ASCII art purposes.

说点题外话，结果你可以用printf来打印其他的格式,这是非常有用的,甚至是为了ASCII艺术的目的。

哈佛公开课 - 计算机科学课程节选

So it turns out with printf you can actually control those kinds of aesthetics as well.

所以我们用printf也可以控制这种,打印结果的美观性。

哈佛公开课 - 计算机科学课程节选

OK. It simply doesn't print anything.

好了，它只是不会打印任何结果而已。

麻省理工公开课 - 计算机科学及编程导论课程节选

Is the first part. That says, I took the branch through here that eventually got to the end and said, there wasn't a solution, in which case I'mgoing to print out, there ain't no solution, otherwise I'll print out the pieces. All right, let's check it out. Ah, what did I say?

我是否返回了特殊的none值？是第一部分,这里的意思是我从这个分支,走到这儿最终走到最后，并告诉我这条路没有解决方案，也就是我想要打印的结果,没有符合的结果，否则我会把它们输出来？

麻省理工公开课 - 计算机科学及编程导论课程节选

Then also you'll be asked to do identifying information if you print it out from the program itself, but if you go up to your web browser print option and print from that particular thing then you can do it and no identifying information will be necessary.

如果你想直接从网上打印分析结果,就得提供个人信息,但是,如果你用浏览器中的打印选项,只打印营养分析结果,你就可以打印文件而无需提交个人信息

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选