XVIII Open Cup named after E.V. Pankratiev. Grand Prix of Peterhof
Revision as of 12:50, 22 May 2019 by Xiejiadong (talk | contribs)
Problem A
Solved by Kilo_5723 01:10. (+3)
Problem B
Unsolved.
Problem C
Solved by Weaver_zhu. 01:18 (+)
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Problem D
Solved by Kilo_5723. 04:54 (+2)
Problem E
Solved by Xiejiadong. 02:01 (+)
Problem F
Problem G
Problem H
Problem I
Solved by Xiejiadong. 00:27 (+)
Problem J
Upsolved by Weaver_zhu. (-8)
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题意：判断完全平方数。
题解：二次剩余随便判几个int范围素数就行了。