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逆元 1. void exgcd (LL a, LL b, LL &x, LL &y) { if (b == 0) { ... 阅读全文
posted @ 2020-11-02 14:05
C2022lihan
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摘要:
扩展欧几里得 1. void exgcd (long long a, long long b, long long &x, long... 阅读全文
posted @ 2020-11-02 13:53
C2022lihan
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