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【原题】 Description Rain has pummeled the cows' field, a rectangular grid of R rows and C columns (1 <= R <= 50, 1 <= C <= 50). While good for the grass, 阅读全文
posted @ 2020-07-24 19:20
kurum!
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【原题】 Description The citizens of Bytetown, AB, could not stand that the candidates in the mayoral election campaign have been placing their electoral 阅读全文
posted @ 2020-07-24 14:42
kurum!
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【原题】 The map of Bertown can be represented as a set of nn intersections, numbered from 11 to nn and connected by mm one-way roads. It is possible to m 阅读全文
posted @ 2020-07-24 09:32
kurum!
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