The test is wrong, the right answer is y_correct = [2 1 3 2];
Clean the List of Names
Replicate elements in vectors
Replace multiples of 5 with NaN
Symmetry of vector
Vectors counting by 2
Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4
Create a matrix X, where each column is a shifted copy of the vector v
A quadrant matrix
Matrix which contains the values of an other matrix A at the given locations.
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