test 8 is not a symmetric matrix, is it a projector matrix?
Sorry about that one. I've removed that test case. I don't know how long it will take for the re-scoring to propagate, though.
Back to basics 15 - classes
Sum the Digits of a Number
Find out total non zero element of matrix
Find Out sum of principal diagonal element of given matrix
Plot Damped Sinusoid
Cycling — Critical Power
Weighted Gold/Silver Standard
Lights Out 6 - 5x5, 13 moves
Scrabble Scores - 3
Highly divisible triangular number (inspired by Project Euler 12)
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