Given a matrix M, return a vector y such that for each k
(y(k) is the Euclidean norm of the k-th column of M)
EDIT: changed the test case so that proper handling of complex values is required.
Determine if a Given Number is a Triangle Number
Set the array elements whose value is 13 to 0
Multiples of a Number in a Given Range
02 - Vector Variables 5
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