Lines
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Count the lines Given an N pair of points, where each pair is of type (x00, x01) find the number of distinct lines L that can be formed from these coordinates, note that every pair of points in the question is at a constant height above origin. Input - The first line of the input contains an integer T denoting the number of test cases. - Next T lines contain N pairs Output - Print the numbe
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solution.cppC++17
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