Ram and his maids!

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Ram has recently won a lottery of 1 billion Simalokolan-Dollars. And he has bought a huge mansion with half of the lottery amount. Now he has hired $N$ maids (numbered from $1$ to $N$) to take care of the mansion! Each maid has her report card from National Housekeeper Examination! The report card of each maid has 3 different fields - Vacuuming skills , Laundry skills and Dish-washing skills. Ea

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solution.cppC++17

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