It looks like I forgot to put in size(x,2) instead of 4. Apparently the test suite didn't check that.
Arrange Vector in descending order
Back to basics 3 - Temp Directory
Compute a dot product of two vectors x and y
Determine the number of odd integers in a vector
A quadrant matrix
Matrix with different incremental runs
vectorization in N
Create a matrix X, where each column is a shifted copy of the vector v
Matrix which contains the values of an other matrix A at the given locations.
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