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And it's hard to imagine a simpler program than this. So we very quickly realize that exhaustive testing is just never feasible for an interesting program.
更简单的程序了,因此我们很快的意识到,对一个程序来说详尽的,测试是永远不可行的。
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So when you're writing a program in this language and many others, if you wanna make a comment to yourself or for other people who are reading this with their TF or fellow colleagues, you use what are called comments.
当你用这样那样的语言写程序时,为了便于自己或他人,阅读我们写的代码，我们必须得做一些注解,这就是所谓的注释。
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So we created this on-site service program for servicing PCs, which had never been done before.
所以在PC服务方面,我们开启了现场服务项目，这是史无前例的。
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The check needs to be somewhere in the program, but this is not the right place for it.
这个check必须出现在程序中，但是放在这儿是不对的。
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Now just to get used to the conventions, 0 because this is the program you'll use not for problems at 0 but for 1 to start writing programs, notice at the top in this window just reminds you what you're working on.
我们要入乡随俗，习惯这样的界面，因为这是你们将要用到的程序，不是为习题集0，而是0,而是为习题集1开始写程序的,注意窗口顶部，这是用来提醒你，你工作在何种环境。
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Essentially, this command make is just another program that uses GCC to compile my program for me but make is configurable.
从本质上来看，make命令就是一个,调用GCC来编译我们程序的程序,只不过make是可以配置的。
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So this program, if you run it based on intuition or little cheat sheets in front of you, what is this program ultimately going to do for me?
所以这个程序，如果你按照你的直觉,或你们面前的备忘单来执行它，这个程序最终会为我做什么？
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So I propose this algorithm, this program, this process for counting people in this room.
因此我提出了这种算法，这种程序和处理方法,来计算教室里的人数。
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Go ahead and recite for us line 2 of this program.
我们看看程序的第二行。
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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。
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So here's a program called Arg V, this is fancy speak for argument Vector, a list of arguments for the left or right.
这里有一个叫做ArgV的程序，这个设想讲述了,参数矢量，从左到右的一列参数。
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