Did you just Copy and Paste 50 times when you could have just used a loop that cycles 50 times?

你是不是复制粘贴50次,当你可以用一个循环来循环50次呢？

哈佛公开课 - 计算机科学课程节选

For instance, if I wanted to change the sound that the cat is making, my God, now I have to change it on three places but like 30 places if all I've done is copy and paste.

举个例子，假如你想,改变猫的叫声，我的天啊，你现在必须改变三个地方,但是，我做了30多次复制和粘贴。

哈佛公开课 - 计算机科学课程节选

So it's pretty much Copy and Paste.

所以这大部分都是复制粘贴。

哈佛公开课 - 计算机科学课程节选

So, main meanwhile is going to change, but let's fast forward to the end just to confirm that all I did was copy and paste what was on the slide a moment ago.

所以，main同时要改变，快速翻到末端,来确认，我刚才所做的就是,在面板上复制粘贴。

哈佛公开课 - 计算机科学课程节选

But let's suppose that I realize that I'm doing a lot of addition in my programs, and I actually want to factor out what seems to becoming a lot of copy, paste.

但是假如我在程序中做了很多加法,我实际上想要提出那些,复制粘贴的东西。

哈佛公开课 - 计算机科学课程节选

long l So let me try this, long l, and then let me do a little Copy Paste here and say a long is actually the size of l. So let me quit that program; recompile.

让我们来试一下，然后我在这里复制粘贴一下,这里long的大小实际上是l的大小，所以让我退出,那个程序，重新编译。

哈佛公开课 - 计算机科学课程节选