Cartesian Coordinate System

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Problem Description You have n distinct points on a plane, none of them lie on ordinate axis. Check that there is a point after removal of which the remaining points are located on one side of the ordinate axis. Input The first line contains a single positive integer n. The following n lines contain coordinates of the points. The i-th of these lines contains two single integersxi and yi . No t

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solution.cppC++17

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