【exact_cover】什么意思_英语exact_cover的翻译_音标_读音_用法_例句_在线翻译

exact cover

精确覆盖问题

声明优先队列priority_queueopen 4.2.3用经典的dancing links实现数独：（1）首先介绍一下精确覆盖问题（exact cover）：给定一个01矩阵, 现在要选择一些行，使得每一列有且仅有一个1.

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精确覆盖

Dancing Link算法(以下简称DLX)是解NPC难题中的精确覆盖(Exact Cover)的高效算法，一个问题，如果能转化成Exact Cover模型，则都能用DLX解。数独的解法也不列外。

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恰好覆盖

... 13、分团覆盖(LIQUE NUMBER) 14、恰好覆盖(EXACT COVER) 16、斯坦纳树(STEINER TREE) ...

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短语

Exact Cover Problem 精确覆盖问题 ; 确切覆盖问题

abstract: In mathematics, given a collection \mathcal{S} of subsets of a set X, an exact cover is a subcollection \mathcal{S}^* of \mathcal{S} such that each element in X is contained in exactly one subset in \mathcal{S}^*.

以上来源于: WordNet

The copy editor took 3 days to read and return the book, the graphic designer had the exact cover layout done in 5 days, and the formatter turned his Word doc into Kindle .

FORBES: Could You Write A Book? Should You? (Read This First)
The manuscripts about natural and exact sciences cover a wide variety of subjects like mathematics especially calculations, which were used for architecture.

UNESCO: CULTURE
Mr Roberts said he did not want to disclose the exact sum of compensation but said it was "enough to cover the injuries and any long term problems I may have".

BBC: Derbyshire biker 'lost memory' after crash with cow

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