I do not deem that these problems can enhance one's performance.....
Find nearest prime number less than input number
Cell Counting: How Many Draws?
Generate a NaN...on purpose
Concatenate two strings
Produce a cosine wave
Renaming a field in a structure array
Get the area codes from a list of phone numbers
Alphabetize by last name
Find the peak 3n+1 sequence value
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