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.
Maximum value in a matrix
Find the sides of an isosceles triangle when given its area and height from its base to apex
Solve a System of Linear Equations
Divisible by 6
Highly divisible triangular number (inspired by Project Euler 12)
Lights Out 3 - 5x5, 6 moves
Consecutive Equation Times (of the day)
Scrabble Scores - 10
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