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C. Permutation Cycle time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output For a permutation P 阅读全文
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B. Recursive Queries time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output B. Recursive Querie 阅读全文
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F.Call to your teacher F.Call to your teacher 时间限制:C/C++ 1秒,其他语言2秒空间限制:C/C++ 32768K,其他语言65536K64bit IO Format: %lld 链接:https://www.nowcoder.com/acm/co 阅读全文