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题目描述: You are now in a big factory. The factory could be recognized as a graph with n vertices and m edges. Every edge has its length. You have k miss 阅读全文
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题目描述: Inaka composes music. Today's arrangement includes a chord of nnn notes that are pairwise distinct, represented by a permutation p1…np_{1 \dots 阅读全文
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题目描述: Today Tonnnny the monkey learned a new algorithm called Bogo Sort. The teacher gave Tonnnny the code of Bogo sort: The teacher said the shuffle 阅读全文