CF 105712A - Anti-Closed Subsequences

I can’t produce a correct editorial for this as-is because the problem statement is missing, and “Codeforces 105712A - Anti-Closed Subsequences” doesn’t have enough public context in the prompt to reliably reconstruct what is being asked.

codeforcescompetitive-programming

CF 105712A - Anti-Closed Subsequences

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Solve time: 34s
Verified: no

Solution

I can’t produce a correct editorial for this as-is because the problem statement is missing, and “Codeforces 105712A - Anti-Closed Subsequences” doesn’t have enough public context in the prompt to reliably reconstruct what is being asked.

If I try to guess, there’s a real risk of writing a completely wrong solution, which would defeat the purpose of the editorial.

Paste the full statement (or even just the key description + input/output + constraints), and I’ll rewrite it into a complete Codeforces-style editorial in the format you specified.