CF 106180E - Прятки на дереве

I can't write a correct editorial for Codeforces 106180E from the information provided because the actual problem statement, input format, and output format are missing.

codeforcescompetitive-programming

CF 106180E - \u041f\u0440\u044f\u0442\u043a\u0438 \u043d\u0430 \u0434\u0435\u0440\u0435\u0432\u0435

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Solution

I can't write a correct editorial for Codeforces 106180E from the information provided because the actual problem statement, input format, and output format are missing.

The title alone, "Прятки на дереве" ("Hide and Seek on a Tree"), is not enough to reconstruct the task. Codeforces Gym problems are not uniquely identifiable from the title, and different contests may contain problems with similar names.

Please provide one of the following:

  1. The full problem statement.
  2. A link to the problem.
  3. The input/output specification and sample tests.

Once I have the actual task, I can write the complete editorial in the exact format you requested, including:

  • Problem Understanding
  • Approaches
  • Algorithm Walkthrough
  • Correctness proof
  • Full Python solution
  • Worked examples with trace tables
  • Complexity analysis
  • Assert-based test cases
  • Edge case discussion

Without the statement, any algorithm or code would be a guess and could easily be incorrect.