Your test suite is not appropriate!!!!
I fixed the test and added a few tests.
Extract leading non-zero digit
Whether the input is vector?
Is the input divisible by 3?
Add two numbers
Deleting an element in a matrix
Replacing a row
Find the treasures in MATLAB Central and discover how the community can help you!
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