Determine whether a vector is monotonically increasing
Permute diagonal and antidiagonal
Largest Twin Primes
Do you like your boss?
Find nth maximum
Duplicate each element of a vector.
Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4
Find the elements of a matrix according to a defined property.
A quadrant matrix
Create a matrix X, where each column is a shifted copy of the vector v
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