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It says, if answer, sorry, imagine x is -16, ANS is 0 is less than -16, no. So what does it do?
对不对？让我们来看看，如果答案，对不起0,如果x是-16的话，ANS为0，小于-16吧，对？
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Two: check to see if this is the answer, if this is the thing I'm looking for.
是否是我们要找的元素，接着，如果不是。
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And if your answer is no, your answer will be no, then you just know you can't use this equation here.
如果不是，那就不能，你就知道，你不能用这个方程了。
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So, if you want to estimate how many grammatical sentences under twenty words in English, the answer is, "A lot."
如果你想估计一下,用二十个英文单词,可以组成多少个符合语法的句子,答案会是,"很多"
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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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4 So even if the correct mathematical answer is 1.4 or whatever, when you divide an int by an int, you only have room in that variable, in the response for an actual integer.
所以即使那个正确的答案是4,或别的数值，当你用一个整型数除以一个整型数，在那个变量的返回值里，只有,存储一个整型数的空间。
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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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If the answer turns out to be no, it's going to take some sustained argument to settle it one way or the other.
如果答案是否定的,它将需要更有力的论据,去证明出个所以然
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However they get there, if they get to the right answer, people respect them.
无论中间的过程如何，只要他们能够得到正确答案，就能赢得人们的尊敬。
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The answer is generally not because if you buy the stock before it goes ex-dividend, you get--you have to pay a higher price, but you get the dividend.
答案一般来说是不用,如果你买了股票,是在除息之前买的,你的买入价高,但能分到红
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It's the safer answer if you can't decide whether or not your opponent's going to choose Left or Right, so you don't have to worry about having a payoff of 0.
当你无法判断你的对手会选左还是右时,选下是较安全的答案,因此你不必担心收益变成0
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Along the way I'm attempting to also to answer the question that people always ask me when they understand I'm a historian about Greece and if they have any interest in the subject.
那时人们知道我是个希腊史学家,如果他们对希腊史感兴趣,他们就会问我一些问题,我也会试着去回答他们
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If you have questions about this I hope that you've already taken advantage of the teaching fellows or come up after class, I'd be happy to try to answer your questions now if you have time as well.
如果你对这些内容有疑问,我希望你能从助教那里获得帮助,或者课后来找我,我现在非常乐意回答你的问题,如果你们正好也有空的话
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And if they can't answer that question, I say well, before you even run it, have an answer to that.
如果他们没法回答这个问题的话，我会说好吧，在你运行实验之前，先回答这个问题吧。
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Let's test it in all possible combinations of x and y and see if we get the right answer.
来测试并看看,返回的结果正确不正确。
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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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