12 2019 档案
摘要:
Description Given a number p(p⩽107). Output 2222⋯modp. Method $\text{Use ex-Euler's T
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2019-12-15 11:52
pjykk
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摘要:
Description Given a number L(L⩽2,000,000,000),find a number x, so that L|8×(10x−1)/9. $\text{Output the
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2019-12-15 11:01
pjykk
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