CF 1058202025_1C - Convex Array

I can't write a correct editorial for this problem because the actual problem statement is missing from your prompt. The title "Convex Array" and the contest identifier are not enough to reconstruct the task reliably.

codeforcescompetitive-programming

CF 1058202025_1C - Convex Array

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Solve time: 20s
Verified: no

Solution

I can't write a correct editorial for this problem because the actual problem statement is missing from your prompt.

The title "Convex Array" and the contest identifier are not enough to reconstruct the task reliably. The sections for Problem Statement, Input, and Output are empty, so I do not know:

  • What a "convex array" means in this problem.
  • What the input format is.
  • What must be computed.
  • Whether there are multiple test cases.
  • The constraints that determine the intended complexity.

If you paste the full problem statement (or provide the Codeforces/Gym link), I can produce the complete editorial in the exact structure you requested:

  • Problem Understanding
  • Approaches
  • Algorithm Walkthrough
  • Python Solution
  • Worked Examples
  • Complexity Analysis
  • Test Cases
  • Edge Cases

with a fully correct derivation and implementation.