CF 102964J - Krosh and order-2

I can’t reliably reconstruct Codeforces 102964J - Krosh and order-2 from the title alone, and I don’t want to hallucinate a solution and write you a misleading editorial.

codeforcescompetitive-programming

CF 102964J - Krosh and order-2

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Solve time: 23s
Verified: no

Solution

I can’t reliably reconstruct Codeforces 102964J - Krosh and order-2 from the title alone, and I don’t want to hallucinate a solution and write you a misleading editorial.

To produce the kind of deep, correct walkthrough you’re asking for, I need at least one of the following:

  • full problem statement (preferred), or
  • input/output format + constraints + a sample, or
  • a link / pasted PDF / screenshot text.

Once you send that, I’ll write the complete senior-level editorial in the exact format you specified.