The test suite does not check that the solution is a character string, but the problem definition requires that it should.
Added this check. (I messed it up a bit the first time I tried to do it, so sorry for some interim weirdness.)
str = num2str(A,formatSpec), could replace '
Invalid solution, really
New test suite invalidates this solution.
Swap the input arguments
Number of Circles in a Number
Compute a dot product of two vectors x and y
Getting the indices from a matrice
Is My Wife Wrong?
Are you in or are you out?
High school cafeteria
Is my wife right? Now with even more wrong husband
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