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Problem Description Have you ever played quoit in a playground? Quoit is a game in which flat rings are pitched at some toys, with all the toy... 阅读全文
摘要:
Let us consider undirected graph G = which has N vertices and M edges. Incidence matrix of this graph is N * M matrix A = {a ij}, such that a ... 阅读全文
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You must have heard that the Chinese culture is quite different from that of Europe or Russia. So some Chinese habits seem quite unusual or ev... 阅读全文
摘要:
DescriptionProblems involving the computation of exact values of very large magnitude and precision are common. For example, the computation o... 阅读全文