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前天是小兔子,昨天是小鹿,今天则遇见了你。

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    NOIP 数学简结

    素数和约数 素数判定 O(\sqrt n):枚举\leq \sqrt n的数看是否能整除。 O(k\log n):Miller-R …


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    CSP-S 2022 琐记

    不会写文,不过都最后一回了还是写一写,近期记忆力衰退严重不写可能就真忘了,争取写的不比去年烂,各种啥啥标点用词断句排序详略我都考虑 …


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