spy20051623's blog

By spy20051623, history, 7 weeks ago, In English

Now the contest is open for everyone!

Link: [contest:353762]

Invitation link: https://codeforces.com/contestInvitation/07d1578a0b03430fd518eba26675362015235557

[problem:353762A]

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[problem:353762B]

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[problem:353762C]

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[problem:353762D1]

注意:本解法只能通过简单版本,不能通过困难版本!

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[problem:353762D2]

注意:此解法是本题较优秀的解法,可以同时通过简单和困难两个版本。

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[problem:353762E]

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