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Question has been revised. Marc is Robot who can move in four directions left(L) ,right(R) ,up(U) ,down(D) based on instructions given to him. Marc is sitting in an unknown location in MxN grid of cells (M columns,N rows). Rules for following an instruction: If Marc can move in the direction specified he moves one cell in that direction. However, if he is already at the boundary, he ignores th

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solution.cppC++17

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