Picking Da Vinci successor

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Da Vinci is about to retire from the post of Prime Minister of the French King in a month. It is going to be very difficult for the King to find his replacement. The King is worried about the junior ministers as to how they will work without a leader. To instill in some values of team work among them, the King has asked all the N junior ministers to paint M walls together. The King feels that

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solution.cppC++17

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