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Re:But further observation reveals that only those indices in the set I = { l, k } ∪ { i : l < i < k ∧ opti > max i < j ≤ k { aj } } are worth considering.

Posted by Thank_you at 2007-12-29 20:33:47 on Problem 3017
In Reply To:Re:But further observation reveals that only those indices in the set I = { l, k } ∪ { i : l < i < k ∧ opti > max i < j ≤ k { aj } } are worth considering. Posted by:frkstyc at 2007-12-29 15:26:53

好的，谢谢
我自己好好想想吧。

> 这个报告是写得很乱我承认，不过我觉得你完全是没有自己思考过就只跟着报告的思路走，这样是不行的
> 报告想表达的基本意思就是不是所有opt_i都是有用的，有些以为a_i的原因没用了，而且一旦它被标成没用
> 了，就永远没用了，不用再被考虑。报告给出了一个形式，你总可以自己推导一下吧。
>

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