Gaithonde owns a new home

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Gaithonde has just arrived in the city of Mumbai and plan to start his gang from Gopalmath. He bought a house and seeing the pathetic floor conditions want to pave it with tile. He has a m x n units of floor area and want to cover it up with 2x1 size tiles. As being a gangster he is not good at calculations. Could you help him to find out the minimum number tiles he need cover the floor? $Note:$ A

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solution.cppC++17

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