Write a function that accepts as input a vector and returns the same vector, but retaining only the first occurrence of an element whenever there is consecutive repetition of this element.
in -> [1 2 2 2 3 4 4 3 5]
out-> [1 2 3 4 3 5]
Implement a ROT13 cipher
Stuff the Board
Get the length of a given vector
04 - Scalar Equations 1
Vectors counting by 2
Create a matrix X, where each column is a shifted copy of the vector v
Duplicate each element of a vector.
vectorization in N
Remove NaN ?
A quadrant matrix
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