Additional test cases have been added.
Doubling elements in a vector
Say something funny
Remove the positive integers.
Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
Vector indexing: lower than mean
Sum two matrices
Check if inputted variable is a string or a number
Simple String Concatenation
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