A perfect number occurs whent the sum of all divisors of a positive integer, except the number itself, equals the number.
28 = 1 + 2 + 4 + 7 + 14;
so return true
10 ~= 1 + 2 + 5
so return false
Which values occur exactly three times?
Get the area codes from a list of phone numbers
pressure to dB?
Is A the inverse of B?
02 - Vector Variables 5
Make an anonymous function that has variable output
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Return fibonacci sequence do not use loop and condition version 2
Put m balls into n boxes
Find the regional maximum 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