Chef and the Cake II

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Your friend Chef has made a cake for you on your birthday. Before having the cake you two have made some cuts on the cake. If you consider the cake as a rectangular grid with co-ordinates from (0,0) to (n,n), then each of the cut can be considered as a rectilinear polygon (a polygon with sides parallel to the axis and possibly self-intersecting). These cuts turn the cake into several pieces. Now y

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solution.cppC++17

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