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.
Which doors are open?
Sum all integers from 1 to 2^n
Longest run of consecutive numbers
Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero)
03 - Matrix Variables 5
Musical Note Interval 1 - Diatonic Scale
Fill-a-pix - Solver (basic)
Dice roll - opposite faces
Stress-Strain Properties - 2
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