CF 105798D - Перетировка сорстановки

Sure. Please provide the Codeforces problem statement (or the problem link / contest and problem letter), and I'll write a full competitive-programming editorial including: - Problem restatement - Key observations - Derivation of the solution - Correctness proof - Complexity…

codeforcescompetitive-programming

CF 105798D - \u041f\u0435\u0440\u0435\u0442\u0438\u0440\u043e\u0432\u043a\u0430 \u0441\u043e\u0440\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438

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Solve time: 26s
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Solution

Sure. Please provide the Codeforces problem statement (or the problem link / contest and problem letter), and I'll write a full competitive-programming editorial including:

  • Problem restatement
  • Key observations
  • Derivation of the solution
  • Correctness proof
  • Complexity analysis
  • Implementation details and pitfalls
  • Reference C++ solution (Codeforces-style)

If there are multiple accepted approaches, I can also compare them and explain why the intended solution works.