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And one day, outof the blue clear sky, I got a letter from Jenny wondering if I couldcome down to Savannah and see her, and that'swhat I'm doing here.
VOA: standard.other
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So let's take a look down here at what I'm doing and notice here that this is perhaps more compelling; right?
让我们往下看一下我在做什么,请注意这里这个可能是更引人入胜的，对不？
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so I'm able to come down here and go for a skate.
所以我可以到这里滑冰。
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Yeah. So the answer, in case you didn't hear it, was, again, if I'm a gambling person, I could start like a way down here.
答案是，如果我是一个赌徒，我可以再这边开始对不对？,如果我在赌博，我会说，嘿。
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the -- no, I'm not going to cool down, 3 in this case here.
一步，路径。
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In principle, we could play this with the whole class, but let's single out a particular row of the class so I'm going to come down here and I guess eventually, well I'll grab it in a minute.
理论上,我们可以全班一起做这个博弈,但我要选出特定的一行,我先走下来,我觉得,我很快就能挑到人
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I'm come down here on a train from Bedford.
我从贝德福德坐火车来的。
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I'm out of numbers here, so now I can blindly write down the rest of these numbers.
这儿再没有数字了，所以我可以直接,将剩下的这些数字写下来。
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a I'm not, so come down here check palindrome that the two end points a and a are the same and call this again also.
判断两端都是,然后再次调用,注意发生了什么。
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And in fact, if you look down- and I'm just going to highlight this portion, I'm not going to run it- but if you look down here, that's exactly what that does.
实际上，如果你往下看-,我正要强调这一部分，我不会去运行它-,但是如果你看看这儿的话，这个方法确实就是这么做的。
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OK, here we go, here we go, you see, I'm doing it down here, I can't see it, does that-- ah, I hear his sighs of relief, OK, good. There we go. Better. All right.
好，我们开始，大家可以看到，我在这里写这个程序，我看不见，这是不是-啊，我听到大家放松的叹气了，好，让我们开始吧，好多了，好。
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It's not that hard, and in particular, notice that all I'm doing here is writing down notation.
这没有你想象的那么难,我只不过写下了一些符号
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Sorry I'm not making this easy for Jude, let me just stay down here.
抱歉这样做对裘德不方便,让我下来这边吧
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I'm going to call it down here with search, which is simply going to call it, and then print an answer out.
然后返回答案，在二分法搜索中，其实有个挺美妙的名称。
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You could put everything on this line, I think there may be, I'm not really allowed to do this on this model, the one thing I can't do is, part of the truth is that Bud Light might be down here somewhere but I'm not allowed to do that.
你可以把任何东西放在这条线上,我想那也许是,我实际上并没有权利在这个模型中这么做,我不能做的是,起码百威淡啤酒应该在这上的某个位置,但我没权利这么做
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What happened? I'm down here and try, I'm trying do get grades, which is a call to that function, which is not bound in my computer.
尝试着读取成绩，这被称为函数,是不被我的计算机局限的。
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PROFESSOR: No. I'm entering -- well, let's look at the example right down here.
教授：弄，我是通过，好，让我们来看看下面的例子吧。
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I'm going to open up a program called positive1.c. I'm going to scroll down to the juicy part here.
我将要打开一个叫做positive1，c的程序,我们翻到这个有趣的部分。
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At each stage, no matter which branch, here or here, I take, I'm cutting down the length of the list that I'm searching in half. All right?
选的是这里还是那里,我总是把列表分成两半，对吧？,所以如果我处理一个长度为n的列表？
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Harvard All right, I then get down here where I'm going to remove it.
让我们看看，额，怎么去删除,好，先到这儿来，然后remove掉它。
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Now, just to repeat, again I know I've got some math phobics in the audience, let me just slow down a second, all I'm doing here is I'm saying look at this equation of the pink line, look at this equation of the blue line, X is when they cross, i.e., they are equal to each other.
我再重复一遍,我知道你们之中有些人数学不怎么好,我放慢一点说,我是这么解的,看这条粉线的方程,还有这条蓝线的方程,X是二者的交点,也就是说这点两个方程相等
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