My (independent) solution agrees with the judges.
The Expected Solution's were corrected based on Bryant's geometry guidance.
deducing Richard's solution from the test suite
Solution set fixed - oops.
Find common elements in matrix rows
Find the nearest integer
Side of an equilateral triangle
Matrix multiplication across rows
USC Fall 2012 ACM: Driving the Rover
Make a Pandiagonal Prime Magic Square: 11 x 11
GJam March 2016 IOW: Clock Dance
Map all the indices of an Array Indices into a Vector giving Index vs Row and Column
Image Processing 004: Zernike Coefficients
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