I do not understand how this code passes the test.
Alphabetize by last name
Angle between two vectors
Is it an Armstrong number?
Find the dimensions of a matrix
Maximum running product for a string of numbers
Replace NaNs with the number that appears to its left in the row.
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