Add only the positive numbers of x
x = [-2 -1 0 1 2 3]
the positive numbers are: 1 2 3, so their sum is 6
Omit columns averages from a matrix
Back to basics 12 - Input Arguments
Perfect Square or not
Compare two input matrices
Append two matrix as shown below example
sum of ASCII
X plus binary inverted x
Remove multiples of N
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