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Grokking the Coding Interview Patterns in JavaScript

Solution: Max Points on a Line

Explore how to identify the maximum number of collinear points on a 2D plane by calculating slopes between points. Understand the role of slope grouping using a dictionary and implement an efficient O(n²) solution for solving this common geometry problem in coding interviews.

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Statement

Given an integer array of points where points[i]=[xi,yi]\text{points}[i] = [x_i, y_i] represents a point on the X–Y plane. Your task is to return the maximum number of points on the same straight line.

Constraints:

  • 1≤1 \leq points.length ≤300\leq 300 ...