This problem has been improved and the test suite expanded.
Duplicate each element of a vector.
Side of a rhombus
Determine the length of a string of characters
Is it prime?
Sample from random roulette
Sort rows of a matrix
Return strings encapsulated by braces
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