8-Convex hull: Brute force approach

A brute force approach and analysis to get the points drawing a convex hull of a list of points. practice on leetcode: #587 .Erect the fence - Brute Force approach(TLE):    • 9-Convex hull practice: leetcode_#587.Erec...   Convex hull: Graham scan algorithm combined with divide and conquer concept:    • 10-Convex hull: Graham scan algorithm comb...   practice on leetcode: #587-Erect the fence Solved using Graham scan algorithm:    • 11-Convex hull practice: leetcode: #587-Er...