And I'll say, alright, suppose I do take item 0, well I can't take item 0, right? Weighs too much.

所以，不能走这边的分支，回到这儿，好的。

麻省理工公开课 - 计算机科学及编程导论课程节选

Well, we already saw no, 0 if my initial guess is zero, I don't get anywhere.

我们已经说了不是了，如果我的初始猜想点是。

麻省理工公开课 - 计算机科学及编程导论课程节选

Or I'm canceling the 5 everywhere and changing the sign here I get t^-2t-3=0.

或者我在等号两边除以5,并变号得到t^-2t-3=0

耶鲁公开课 - 基础物理课程节选

So there's the vector eight. Indicating I didn't take any of the items.

有8个0的向量,意思就是我一样东西都没拿。

麻省理工公开课 - 计算机科学及编程导论课程节选

I'm checking that I didn't leave my program because I didn't find an answer. Well this is a good thing, it's better than my program running forever, but it's a bad thing because I don't have it the square root of 0.25.

我对计数器要做个验证,因为我不会没得到答案就退出程序,好，这其实是个好事,因为它不会让我的程序永远跑下去，但这也是件坏事因为,我没得到0。25的平方根。

麻省理工公开课 - 计算机科学及编程导论课程节选

In the end, I don't want any powers of t.

最后,t的次数为0

耶鲁公开课 - 基础物理课程节选