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题目链接: D. "Or" Game time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output time limit per test 2 阅读全文
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题目链接: C. Bear and Prime 100 time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output time limit pe 阅读全文
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题目链接: B. Bear and Finding Criminals 阅读全文
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题目链接: A. Bear and Five Cards 阅读全文
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题目链接: B. Skills time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output time limit per test 2 se 阅读全文