Given the vertices in vectors X,Y, return the area of the polygon they define.
Make a checkerboard matrix
Number of 1s in the Binary Representation of a Number
Roll the Dice!
Sum of first n terms of a harmonic progression
Removing rows from a matrix is easy - but what about inserting rows?
Non trivial identities - differentiation
Probabilities - Balls and urns - 02
Remove collinear points in a set of 2D points defining a polygon
Probabilities - Balls and urns - 01
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