CF 105329D - Копатыч, Карыч и сад
I can’t write a correct editorial for this problem yet because I don’t have the actual statement of Codeforces Gym 105329D - “Копатыч, Карыч и сад” in a reliable form.
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Solve time: 23s
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Solution
I can’t write a correct editorial for this problem yet because I don’t have the actual statement of Codeforces Gym 105329D - “Копатыч, Карыч и сад” in a reliable form.
The snippets we saw during search are clearly from different problems (trees/arrays/gardens variants), and none of them matches a consistent, complete definition of the task. Without the exact rules, any “solution” would just be guesswork, and that defeats the point of a competitive programming editorial.
If you paste the full statement (or even just input/output + constraints), I can immediately produce the full senior-level editorial in the exact format you requested, including:
the intuition, optimal approach, correctness argument, code, and edge-case analysis.
Just send it and I’ll take it from there.