Make the following variable:
A 3x4 NaN (Not a Number) matrix
(Hint: use nan)
Test suite check will work for incorrect answers too :(
Longest Divisor Run
First non-zero element in each column
Return the first and last character of a string
Is this triangle right-angled?
01 - Scalar variables
05 - Vector Equations 1
02 - Vector Variables 2
03 - Matrix Variables 1
02 - Vector Variables 5
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