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OK. What happens if you actually have something that's both syntactically correct, and appears to have correct static semantics, and you run it?
好，当你的代码语法,没错误，并且也有正确的静态语义，你去运行它的时候会发生什么呢？
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It's unbearable. It's really uncomfortable, it makes you want to bite your nails or just run out of the room.
这真让人难以忍受。你感觉很不自在，这让你想咬指甲或者干脆夺门而出。
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All right? If you run it, you have a sense of the upper bound, about how much time it's going to take to do this computation, so you're not going to get surprised by something showing up.
第一，这样做意味着没有意外了对不对？,你去运行程序,你已经大致知道运行时间的上限了，因此发生任何事情,你都不会吃惊了。
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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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You could run the reaction, take solid iron gaseous oxygen, form iron oxide, measure the heat of formation of it, tabulate it.
你可以进行一个反应,用固态铁和氧气生成氧化铁，测量它的生成热，列成表格。
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I don't know if the word is approved but it's--you have to run it by the SEC and then you always have to give that up.
不知道人们对此是否认同,但是你不得不按证交会的规则去办事,不断地提交这类文件
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People who have seen this before, done it before, lived through it, and now you can count on them not to run away, better than you can on a fresh recruit who's never done this before.
有经验,杀过人,亲历过战争的人,往往可以靠得住,不至于临阵脱逃,从没参加过战斗的新兵蛋子一般都不怎么靠谱
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Yeah, run the ball is called, when you run the ball, generally you only do it from 10 yards.
是的，就叫“带球跑”，带球跑的时候，你通常只从十码的地方开始。
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The reason for that is two reasons: first, I want to run it as a workshop, in which you involve and participation.
这样是因为：,首先，我想把课上成一节讨论课，让大家积极参与。
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If you run a business, how would you answer them? It's challenging.
如果你也经营一个企业，会怎么回答，有挑战性。
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It's like the part of the brain that's responsible for language learning is only around early in development and if you don't get your language by then it'll just run out.
就好像负责语言学习的大脑区域,只是在发展的早期比较活跃,如果你没有在这个时候获得语言,那你就没有机会了
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I mean all those of you doing sports here-- and it's most of you in this room who are doing athletics, who go for a run, you rely on the law of gravity.
你们中喜欢运动的-,教室里多数人都做运动，跑步时需要万有引力定律。
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As such, it shouldn't be any surprise to you that what I'm going to do as we run through each of these arguments is to say, "I'm not convinced by it and here's why."
因此,你们大可不必惊异于,我接下来的举动,当我们讨论这些论点时,我会说,我并不赞同这个观点,我的理由是
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I think there's the old saying, "You can't run before you walk." and I think it's basically the same thing about writing.
有句俗话叫，“你不能未立先走。”我觉得写作跟这个是一个道理。
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And you know, sometimes you run into people that you haven't seen in a while, so it's nice.
你知道，有时候你碰上一些好久不见的人，这很好。
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so the opposition can't get it very quickly so you can run between the wickets.
于是，对手队就不能很快得到它，所以你在三门柱之间的场地跑。
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Does it really matter to you whether your code is going to take 300 years or 900 years to run?
或者900年区别大么？,这个数字的规模才是问题关键所在？
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How many steps does it take for this function to run? Well, you can kind of look at it, right?
这个方法运行了多少补？,你可以看看代码？
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It could run and give you the right answer, it could crash, it could loop forever, it could run and apparently give you the right answer.
它可能会正确运行,并返回给你一个正确的答案，它可能会崩溃，它可能会一直运行下去，它可能会运行并给你正确的答案。
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Now for the hacker edition, if you are feeling up to a bit more of a challenge you'll find that when you run the game, one it's not all that hard to use some ASCII art just make it a little fancier as the teaching fellow who implemented this solution did.
对于升级版，如果你能应付更大的,挑战，你会发现当你在玩这个游戏时，用一些字符画把它做得,比那些教学人员做的更有新意,并不是那么困难。
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But it doesn't tell you, by itself, which direction things run in.
但是这些物理量并不能告诉我们，反应朝着那个方向进行。
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So based on initial impressions, what does this program do when you run in it? Yeah?
所以根据初步的印象，如果你们运行这个程序，它会做什么？，啊？
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If you look at solve 2, it's going to solve2 run through the same kind of loop, printing out all of the answers.
我会让你们看一看,如果你在看，那将运行相同的循环。
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It is certainly possible, for example, that a quadratic algorithm could run faster than a linear algorithm. It depends on what the input is, it depends on, you know, what the particular cases are. So it is not the case that, on every input, a linear algorithm is always going to be better than a quadratic algorithm.
一个二次平方级复杂度的算法,当然也是可能跑的比线性复杂度算法快的,这取决于，你知道的，输入以及特定的案例，因此并不是对于每个输入,线性复杂度就一定会,比二次平方级复杂度的算法的表现要好,只是通常来说是这样的。
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So just to show you how big a difference it makes, let's run a couple of numbers.
让我们试试一组数字吧,如果n是1000的话。
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skittles So when you compile a program called A dot out, or skittles or wherever, and you double-click that program, or our in our command line environment, run it with dot slash skittles, that program is loaded Microsoft Word into memory just like Microsoft Word or whatever would be on your own computer.
当你编译一个程序a，out，或者,或其他的，你双击那个程序，或着在我们的命令环境中，采用，/skittles来运行它，那个程序被加载到,内存中，就像,或者你电脑上的其他程序。
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And I'm going to pause for a minute, before I run it, and ask each of you to compute in your head what you think the answer should be.
我将暂停一会儿，在我运行之前，我想问问你们你们,心算得出的答案应该是什么。
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But you don't want to have to run it a long time, every time you have a hypothesis.
但是你不必每次有一个假设，都要去运行很长时间。
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And I'm going to run it in a sec, but you can see, the same kind of idea.
我马上要去运行它，但是你们会明白，思想是一样的。
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it's not as good as helping debug, sorry, that's the wrong way of saying it's not as good at catching some things before you run them, it is easier at some times in debugging as you go along on the fly.
它在帮助我们调试方面可能不是太优秀，对不起，这么说有点不正确,它在运行前捕捉错误,可能不是那么优秀，可能边运行边调试,会更容易一些。
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