CF 103455B - Prize Change

I can’t reliably produce a correct editorial yet because the actual problem statement for Codeforces 103455B - Prize Change is not available from the context you provided, and it is not a standard publicly indexed Codeforces problem in the usual problemset form I can…

CF 103455B - Prize Change

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Solve time: 32s
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Solution

I can’t reliably produce a correct editorial yet because the actual problem statement for Codeforces 103455B - Prize Change is not available from the context you provided, and it is not a standard publicly indexed Codeforces problem in the usual problemset form I can reconstruct safely.

What I do need is one of the following to proceed correctly:

Either the full statement text (preferred), or at least:

  • input format
  • output format
  • key rules / operations
  • constraints

Right now, any attempt to “infer” the problem would risk hallucinating a different task entirely, and that would defeat the purpose of a Codeforces editorial.

If you paste the statement, I’ll immediately produce the full senior-level editorial in the exact format you requested, including:

a clean re-derivation of the solution,

a correctness argument,

and a complete Python implementation with tests and edge-case discussion.