There's the vector, and again you'll see this in your handout, says I only took the first item.
你们同样可以在讲义上看到这个向量,意思是我只拿了第一种物品。
Everyone wants to be on top like with all of these high vendors, you know, very flashy names, pricey stuff,
每个人都想成为高级供应商的首选,华丽的品牌,昂贵的物品,
An entry is made in the memo whenever an item, memo and an available size pair is considered.
每当选择一件物品和考虑,一种可行的方案时,都会访问。
One is a sort of short-term type of prediction and that is looking at investing and purchasing products.
其中一个区域主管短期预测,主要在投资和购买物品时发挥作用。
The deception one with the shoes and everything looked at it in the course of deception.
那个运用鞋子等物品的欺骗实验,在欺骗过程中探究了错误信念
I just want to flag the thought that you can be the very same hunk of stuff, even if some of the constituent atoms have changed along the way.
我只是要树立这样一个观点,就算在过程中,改变了一些原子,还能是同一件物品。
There are some examples that can bring out the moral intuition that our labor can take something that is unowned and make it ours, though sometimes, there are disputes about this.
有些例子可以说明,在道德上,通过劳动能使无主物品成为我们的所有物,尽管有时,这一点颇具争议。
He appointed bureaucratic officials; he commanded royal servants and he recorded royal goods, which by the way, most of the tablets are inventories, lists of things that exist in the palace that belonged to the king.
他任命官员,统领皇家仆从并执掌皇家物品的记录,顺带一提的是,大多数出土的陶土碎片,都是目录,里面罗列的宝物,都属于国王
I think that the issue there then is that the price is too high for the good,
我觉得问题在于物品的价格太高,
All of those who were conquered are put to the ban or the herem that's the sacred devotion of objects and persons to God, which entailed killing them, so they were utterly destroyed.
那些被虏获的人都被禁止,那是为上帝敬献的物品或者人,也就意味着杀了他们,因此他们完全被毁灭。
Then also a problem is you can't weigh things when you're eating out, so even if you were being incredibly precise about stuff at home and you were actually weighing things, you couldn't do that very well when you're eating out.
问题是,当你在外吃饭时无法称量食物,所以即使你在家中非常精确地测量食物,并且实际测量了每样物品,但在外吃饭时你可没法这样干
So how long it takes to run is related to how many items I end up being able to fit into the knapsack.
所以,运行的时间是和我能够,装进背包的物品数目有关的。
If we take item 2, 1 then, well, the index after that will of course be And the available weight will be 3.
如果我们装了2号物品,然后,它之后的索引号当然是,我们还剩下3磅。
Python So I'm using the Python try except to check whether or not the thing is in the memo or not.
所以我将让,去调用except去判断该物品,是否已经在memo中。
As we've seen systematically in the don't-takes, the only thing that gets changed is the index.
当我们系统的看这些,不应该装的物品时,唯一改变的是索引值。
5 0 The first node will be the to-pull 2, 5 and 0.
第一个节点是可获取的物品。
So, don't have that branch. Back up to here.
我能装1号物品吗?
Well, we could consider not putting in item 0.
好了,我们不用考虑0号物品了。
Item 0, oh, you're right, items is 9. Thank you.
号物品,哦,你说对了,物品的价值是9,谢谢。
This is going to be don't take.
这边表示不选择该物品。
So he's packing and unpacking, packing and unpacking, trying all possible combinations of objects that will obey the constraint. And then choosing the winner. Well, this is like an algorithm we've seen before. It's not greedy.
因此它不断装包和清包,尝试了所有满足约束条件的物品组合,最后选择最优者,这很像我们以前看过的一个算法,这不是贪婪算法。
And I'll just put a minus indicating I'm done.
我会放一个-在这里,表示我没有物品可选了。
And item 1 has a value of 7.
号物品的价值是。
So that's the don't-take branch.
所以这就是不装物品的分支。
So I'm not going to worry whether this item is a vase or a watch or painting I'm just going to say it's the n'th element.
所以我不用担心这个物品,是花瓶还是手表或者油画,我只要说这是第n个元素就好。
As soon as the available size goes to 0, I know I can't enter any more items into the memo, right?
一旦可装大小为0时我就知道,我不能再在memo中添加物品了?
They had safes in their shop and some people would say to the goldsmith I have some valuables.
他们在自己的店里有保险柜,有些人会对这些金匠说,我有一些贵重物品。
The major thing they seem to be selling were aromatic oils in little vials.
他们出售的主要物品,是小瓶的芳香油
It also requires getting the outsides right-- whatever that comes to-- having in your life not just experiences but the right kinds of goods or accomplishments or whatever term we use for it.
它还要获得外部实现-,不管是哪方面-,你的生活不仅要有美好的经历,还有要合适的物品,或者合适的成就诸如此类。
应用推荐