Editorial for World Tour Contest Problem 3 — Translation
Remember to use this editorial only when stuck, and not to copy-paste code from it. Please be respectful to the problem author and editorialist.
Submitting an official solution before solving the problem yourself is a bannable offence.
Submitting an official solution before solving the problem yourself is a bannable offence.
Author:
Given the nature of the problem, a full editorial would trivialize the problem. Instead, consider the following sheet music as a hint:
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