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And you know the answer is yes because I wouldn't set myself up for failure like this, would I?
你知道答案是，是,因为我不会为了这个而承担失败的风险，为什么我不会呢？
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Do you know the answer?
你知道答案吗？
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So if you know the answer and know what the fix is don't answer this.
如果知道答案,知道问题的关键所在，先不要说出来。
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I hope you enjoy using Star Festival and do let me know the questions that you are trying to answer.
事情，我希望你使用“七夕“愉快并让我了解,你想找出答案的那些问题。
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If you don't have the units, then if you say the answer is 19, then we don't know what it means.
如果没有的话,比如你的答案是十九,那我们就不知道这是什么意思
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But if you want to know the answer, and I knew it, but I forget what it is-- it doesn't matter.
如果你想知道答案,我曾经是知道答案的,不过我忘掉了,这不重要
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And so this is not like a math problem set or a physics problem set. Or, like a high school physics lab, where we all know what the answer should be, and you could fake your lab results anyway.
或是物理问题集合,又或者是高中的物理实验室，我们对这些问题都有确切的答案，或者你可以把你的实验结果改成正确的，有些事情是不能明确界定的。
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And, that's a good thing to know because if you come out with an answer that's somewhere near the diameter of the universe and it's supposed to be the diameter of an atom, then you will know that you probably made a mistake.
这是我们需要知道的,因为当你做一道题得到的答案,是宇宙的直径,而正确答案是原子直径时，你能很快发现你的错误。
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You know, you are the only person on this show who during the short answer segment has ever referred anyone to a program they can run on the internet.
要知道，本节目开播以来，你是唯一,在速答环节不授人以鱼,而是授之以渔的嘉宾。
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You know what the answer was that he expected.
你们自然知道他想要什么答案
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And the answer is, "No." All I had in mind, as you know, is just--in talking about the creativity issue-- I just have in mind producing something new, producing something that hasn't been around before.
答案是,我所想的一切,如你所知,只是,在谈论到创造力这个问题时,我只是在脑海中酝酿些新的东西,酝酿一些从来没出现的东西
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Now, your temptation is to keep the first answer because you know energy is not going to be negative.
你肯定想保留正根,因为你知道能量不会是负值
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And the third thing I need to decide is how do I combine? You know, point out to you in the binary search case, combination was trivial. The answer to the final search was just the answer all the way up.
第三个问题是我需要决定如何进行合并？,就你们所知的，在二分查找中所打印出来的,合并的过程是非常简单的,最后查询的结果,就是一路上来所以的结果。
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As you know, the correct answer is 9.8, but we don't want to use the calculator now so we'll call it -10.
当然大家都知道,事实上应为9.8,但我们目前不想用计算器,所以我们就取-10
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Second thing we've got to worry about is, what's a basic step? All right, if I bury a whole lot of computation inside of something, I can say, wow, this program, you know, runs in one step. Unfortunately, that one step calls the Oracle at Delphi and gets an answer back. Maybe not quite what you want.
我们需要担心的第二件事情就是，什么该作为一个基本的步骤呢？,如果我把一大堆的计算过程放到里面，我可以说，噢，这个程序你知道的，一步就完成了，不幸的是,这一步可能要靠预言家才能得到答案,这可能跟你想要的结果不太相同吧。
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But the question is, is this the most general answer, or is it just one answer, and I think you all know that this is not the most general answer.
但问题在于,这是不是通解,或者说这是否只是一个特解,我想你们都知道,它不是通解
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Everyone knows from calculus that if you're trying to find a function about which you know only the derivative, you can always add a constant to one person's answer without changing anything.
学过微积分的人都知道,如果你想根据已知的导数,求出其原函数,你总是可以给某人的答案,随便加一个常数,且不影响结果
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Well, unfortunately, we know this is not the right answer, because if you take the first derivative, I get 2t.
遗憾的是,我们知道这还不是正确答案,因为如果对它求一阶导数,会得到2t
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If you know the second derivative of y to be a, then the answer looks like this.
如果你知道y的二阶导数是a,那么这就是答案
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The flashing of these subliminal words, a fancy term meaning below the level of consciousness, you don't know you're seeing them has dramatic effects on how you answer those questions.
这些阈下词语的闪现，“阈下“是指低于意识水平，“subliminal“，meaning，–,也就是说你并没有察觉到，自己在看这些词语,阈下词汇的闪现对你如何回答那些问题,产生了显著的影响。
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It could be the pair of none, none, it could be the pair of, you know, whatever the answer was that we put up there. That value comes back out and is now available inside the scope of Barnyard. OK. And Barnyard then uses that. Question?
也可以是，你知道，任何我们在这里得到的答案,这个返回的值在Barnyard范围内,就可以使用了,然后Barnyard就使用了这个值,有什么问题吗？
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If you want to know how fast it's moving at a given time, if you want to know the velocity, I just take the derivative of this answer, which is 10-10t.
如果你想知道它在给定时刻的运动有多快,如果你想知道它的速度,我只要对这个式子求导,得到10-10t
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