test is a given integer number is Happy of not?
answer 1 if yes or 0 is no
sorry for that.
Remove the polynomials that have positive real elements of their roots.
Output any real number that is neither positive nor negative
Basic arrays operations.
Swap two numbers
Area of a triangle
Convert vector datasets to plot with imagesc instead of scatter
Magic Concentric Circles
Create numeric palindromes and their square roots
Convert a Cell Array into an Array
create numeric palindromes and their square roots
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