This was cool, I didn't know about this before.
Remove the polynomials that have positive real elements of their roots.
How to find the position of an element in a vector without using the find function
Arrange Vector in descending order
Number of Circles in a Number
Given a matrix, swap the 2nd & 3rd columns
Back to basics 20 - singleton dimensions
Toolbox check part 3
Bottles of beer
Back to basics 18 - justification
Convert Roman to Arabic Numerals
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