Note that this problem uses the word solve when it needs to say EVALUATE.
Also the required code to pass the tests shouldn't be available by COPY-AND-PASTE from Test Suite!
Determine Whether an array is empty
Matrix to column conversion
Divide by 4
MATLAB Basic: rounding III
Display positive elements of matrix.
Find cosine between two given vectors u and v.
For given vectors x,y find coresponding spline coefficients.
Sum positive elements of matrix.
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