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Problem StatementWe define the density of a non-empty simple undirected graph as $\displaystyle\frac{(\text{number of edges})}{(\text{number of vertic 阅读全文
posted @ 2023-06-02 22:34
灰鲭鲨
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Problem StatementYou are given a tuple of $N$ non-negative integers $A=(A_1,A_2,\ldots,A_N)$ such that $A_1=0$ and $A_N>0$. Takahashi has $N$ counters 阅读全文
posted @ 2023-06-02 22:02
灰鲭鲨
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Problem StatementSnuke found a random number generator. It generates an integer between $0$ and $N-1$ (inclusive). An integer sequence $A_0, A_1, \cdo 阅读全文
posted @ 2023-06-02 18:15
灰鲭鲨
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