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Tautology Description WFF 'N PROOF is a logic game played with dice. Each die has six faces representing some subset of the possible symbols K, A, N, 阅读全文
posted @ 2014-05-15 23:33
北岛知寒
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TilingTime Limit: 1000MSMemory Limit: 65536KTotal Submissions: 7264Accepted: 3528DescriptionIn how many ways can you tile a 2xn rectangle by 2x1 or 2x... 阅读全文
posted @ 2014-05-15 20:31
北岛知寒
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