The problem statement should say what is and is not allowed for the solution, particularly if you're going to invalidate previously valid solutions.
Agree with Guillaume.
Only works for integer numbers.
I find it ironical that you disallow unique in the test suite, yet your own solution is just a roundabout way of calling unique
two guys, calm down, I also raise it by other people's solution
copy from Peng Liu, delete comments
Bottles of beer
Split a string into chunks of specified length
Change the sign of even index entries of the reversed vector
Make a 1 hot vector
Determine the number of odd integers in a vector
Permute the unique values of a vector without sorting
Create a fixed format text output
Extract part elements of matrix into one new matrix
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