cause we only have couple of minutes, Ok, it's alright So, for next time, you are going to read about Death in Venice...the introduction that's the movie we're going to watch next week ? But, what do you read for next time?
因为我们只剩几分钟了,可以,没问题,那么,下一次,你们要读《魂断威尼斯》,的介绍,这是我们下周要看的电影,那你们下一次上课之前读什么呢?
Alright, I can figure this out it's made for like ages 5 and up so, oh, my gosh!
我可以把它弄好,不过它像是为5岁儿童做的5,【笑】,糟了!
Alright. So, hopefully what everyone came up with is the straight line, is that what you answered?
好的,希望你们的,答案都是一条直线,这是你们的答案吗?
Alright, so he has used her body to press back her waters And that's what the ceiling is, the firmament, a firm sheet or structure that's holding back waters.
是的,他就这样用她的身体来遏止她体内的水流,那么,什么是天空呢,天空就是结实的厚板,或者类似的构造,它可以挡水。
So first thing we should do is scratch our heads and see what's going on here. Alright, let's look at it. What's happening here?
所以我们要做的第一件事,就是抓抓脑袋看看发生了什么,好了,让我们来看看,这儿发生了什么呢?
Alright, so I mean, retention has been up recently because of the photos.
所以,自从相册上线后,回访率也就上升了。
So for example, just for example-- a random example: My girlfriend leaves me, alright?
随便举个例子:,女朋友离开了我?
But the point is Reagan supported that effort and that made all the difference, and it took a lot of courage Reagan was going to take the recession in 1982 He was willing to support Volker no matter what to get the inflation down ... Alright, so... Interest rates in the summer of 1980 were quite high Yes, they were.
但是,里根力挺了这次货币改革,这才是重点,下这样的决心不容易,里根本打算在1982年来狠抓经济衰退2,他很信任沃尔克,为了降低通胀率,可以不惜一切代价,好吧,那么。,1980年夏天,银行利率已经相当高了,没错,确实如此。
So they thought, "Alright, if the company is so great, if we have such a bright future, why you don't do a better job for your employees than the other Internet companies?" It was a tough call for me.
于是他们觉得:“如果百度真这么好,如果前景真的如此光明,为什么不能在员工待遇方面,做得比其他公司更好呢?“,那时我感觉左右为难。
Alright, we are back so we just wrote a programming pseudocode or walk through a programming pseudocode.
继续上课,刚才我们只写了一个伪代码,或者说简单地过了一下。
Oh--but if you can meet with our teaching fellows over there, they're gonna ask the legal department to see you next so Alright, I think we're all set.
哦,但是如果你遇到我们的助教,他们将让法务部看下你,我想我们大家准备好了。
And if you're our zero just continue standing there awkwardly, Alright. So with that said, we have a three-letter word so we'll have three rounds of hands going up or down.
如果你代表0,就站在那里别动,好,那么,我们有三个字母的单词,因此我们分三次分别表达这三个字母。
Alright, so if I'm at the end of the chain, that's my value.
好了,所以如果我,是在链表的最后,这个就是我的总价值了。
Alright. So, let's give ten more seconds on that.
好,给你们10秒钟。
Meanwhile, the number zero is. Alright, it's all zeros 0 so I'll--just for consistency, use four of them here, but that's just an aesthetic.
同时,数字0呢,自然,全部是,只是为了一致性,我采用四个,当然仅仅是为了美感。
Alright, so maybe a little underwhelming and we saw already what this program is going to do but let's just go through this process once before we start doing more interesting things and then we'll come back and at least give you a hint of what some of these syntactic details are doing.
好吧,这个程序也许太平庸了,让人印象不够深刻,我们也知道这个程序是干嘛的,在我们开始更有意思的事情之前,让我们再来讨论一下整个过程后再回来,这些语法细节到底是在做什么呢?,先给你们一点小小的提示。
Alright, I have the problem so clearly this algorithm whatever it's gonna be is gonna be at least twice as fast because I'm doing half as much work.
现在,这个问题已变得清晰,不管怎么样,排序算法的效率,至少是之前的两倍,因为我只需要做一半的工作。
So, alright, so he is currently the smallest.
目前它是最轻的。
Alright, so problem set 3.
好了,看习题集3。
One in the so called hundreds columns, a two in the so called tens column 2 so that's 10 times 1 plus 10 times 2 is 120, 123 plus 3 times 1, 123 alright, so completely uninteresting, if this is something long familiar to you, but it turns out computers work in exactly the same way.
这里的1处于百位,2处于十位,所以100乘以1加上10乘以,再加上1乘以3,好的,完全正确就是,但是毫无趣味,这对你是一件极其熟悉的事,但是电脑结果也是以同样的方式运行的。
Alright, so let's now start doing more interesting things hello than just saying hello ad nauseam to ourselves.
也行,好吧,那我们接着上课,讲些更有趣的东西,不再一遍又一遍重复令人作呕的。
Alright. So, since we have these terms defined, we know the frequency and the wavelength, it turns out we can also think about the speed of the wave, and specifically of a light wave, and speed and is just equal to the distance that's traveled divided by the time the elapsed.
好了,我们已经定义了,这些术语,我们知道了,频率和波长,现在可以来考虑,波的速度了,特别是光波的速度,速度等于它走过的距离,除以所用的时间,因为我们。
Alright. So take it with a grain of salt.
好,我们就说到这里。
Alright. So let me just say-- one second finishing words.
好了,那就让我说,最后一秒钟结束语。
Alright, so just to-- yup?
好吧,那我们--嗯?
Alright. So here' s the deal.
好,是这样。
Alright, so it turns out there're two other useful types that you don't get for free out of the box.
我们还是回到这里,还有两种很有用的数据类型,这两种都不用担心内存不足。
Actually it's not 40, I think these are, 75 alright. So the answer is 75 and the number of calls is 1.7 million.
实际上不是4,我觉得,好了,所以答案是5,调用次数是1百70万次。
So, ten seconds on that. Alright. So, good job.
回答这个问题,给你们。
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