This is a really ugly way to solve the problem, not very helpful to many people in learning MATLAB
Word Counting and Indexing
Remove the polynomials that have positive real elements of their roots.
Construct a string from letters and counts
Divisors of an integer
count to vector
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.
Contact your local office