Green Hogwarts
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Albus Dumbledore decides to plant trees in a rectangular barren land of dimensions $A$x$B$ at the forbidden forest on the grounds of the school. Your parents run a tree farm at the Diagon Alley and thus Dumbledore approaches your family business for buying trees. Your farm has trees which need exactly square area for the tree to be planted and nothing more or nothing less. The farm has all differe
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solution.cppC++17
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