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Re:一开始想的方向就错了……居然往二分上想，想了好久都想不出In Reply To:一开始想的方向就错了……居然往二分上想，想了好久都想不出 Posted by:xijunlee93 at 2013-04-12 22:17:34 > 思路：对方程做个处理，将O(n^5)->O(n^2+n^3),其实也就是O(n^3)，计算量降到百万次，然后用short存储hash即可…… Followed by: Post your reply here: |
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