Question: Write a function 3PL that takes as input an array A of points on the plane, and returns 1 if the array contains 3 points

Write a function 3PL that takes as input an array A of points on the plane, and returns 1 if the array contains 3 points that are on the same line, and 0 otherwise. The algorithm should run in time O(n 2 log n).

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