It would be beneficial for the problem if zeros were added to test cases, for example [...,1,2,0,-1,-2,...], [...,1,2,3,0,2,3,...], [...1,2,3,0,0,0,1,2,...], [...,1,2,0,0,-1,-2,...], etc.
Additional test cases have been added and the description slightly modified.
Determine whether a vector is monotonically increasing
Is it an Armstrong number?
03 - Matrix Variables 2
Matlab Basics - Rounding I
The Matrix Construction
Vector to 3-Column Matrix
Change Vector Value
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