Is the first part. That says, I took the branch through here that eventually got to the end and said, there wasn't a solution, in which case I'mgoing to print out, there ain't no solution, otherwise I'll print out the pieces. All right, let's check it out. Ah, what did I say?

我是否返回了特殊的none值？是第一部分,这里的意思是我从这个分支,走到这儿最终走到最后，并告诉我这条路没有解决方案，也就是我想要打印的结果,没有符合的结果，否则我会把它们输出来？

麻省理工公开课 - 计算机科学及编程导论课程节选

So that's good. Don't take it, right. Sorry. This is the don't take branch.

所以正好，不能装，对，抱歉，这边是不装物品的分支。

麻省理工公开课 - 计算机科学及编程导论课程节选

Human bodies can't divide or branch.

人体无法分开或形成分支。

耶鲁公开课 - 死亡课程节选

So, don't have that branch. Back up to here.

我能装1号物品吗？

麻省理工公开课 - 计算机科学及编程导论课程节选

So we'll take another don't-take branch here.

所以我们将会在这里走到,另一个不应该选择的物品。

麻省理工公开课 - 计算机科学及编程导论课程节选

And then I can do another don't take branch.

然后我可以再走这边的,不应该装物品分支。

麻省理工公开课 - 计算机科学及编程导论课程节选

So that's the don't-take branch.

所以这就是不装物品的分支。

麻省理工公开课 - 计算机科学及编程导论课程节选