ICPC Pre-Prelims Practice Round

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Like all other teams, the LaZyProblemSetters (consisting of V, J and S) are also participating in ICPC with high hopes for qualifying for the world finals. They would like to go to the world finals to represent their country and bring back a medal. However, first they have to clear the prelims contest. For that, they have decided to have a practice round before the prelims. They are going to have

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solution.cppC++17

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