Because I might have written some code in which I'm expecting that integer particular variable to have an integer value.

因为我可能写了一些代码,来把一些,变量的类型，指定为。

麻省理工公开课 - 计算机科学及编程导论课程节选

But in general, the choice of variable name is a great way of commenting your code.

但是通常来说，变量名称的选择,是评论你的代码的,一个重要方式。

麻省理工公开课 - 计算机科学及编程导论课程节选

In temp. So that means at the end of that first line of code just as before the value of 1 ends A up in a variable called temp because we said go to A and I look around, oh, there's A, what's there?

在temp中，在第一行代码的末尾,值1最终到了叫做temp的变量中,因为我们指明了定位到,并且四处查看，哦，这里是A，里面是什么？

哈佛公开课 - 计算机科学课程节选

What if I don't change the value of that variable inside of the code?

那么如果在循环内部,我不改变这些变量的值会怎么样？

麻省理工公开课 - 计算机科学及编程导论课程节选

And that shows you one other nice little thing we want to do, which is if I look in this code notice I set up a variable up here called false Solution Found, initially bound to false.

这显示了我们想要做的另一件事,那就是我在这段代码中设置了一个,名为Solution，Found的变量,初始值设为。

麻省理工公开课 - 计算机科学及编程导论课程节选

And what it's saying semantically is, using that variable as my placeholder, have it walk through this collection, starting at the first thing, execute that code, then the next thing, execute that code, and so on.

它的语义意思就是，把这个变量应用为我的占位符，用它来遍历这个集合，从第一个元素开始，执行代码，然后下一个元素，再执行代码。

麻省理工公开课 - 计算机科学及编程导论课程节选

So don't underestimate the value for the next week or two of just inserting printf statements into your code temporarily just to print out what the value of some variable is, or some expression is, so that you can just do a sanity check.

所以不要低估下一两周的重要性,虽然我们只将“printf“语句暂时地植入到,我们的代码中，只是用来打印一些,变量或表达式的值，所以你们提醒一下自己。

哈佛公开课 - 计算机科学课程节选