This problem's title and description were cleaned up and additional test cases were added.
Compute a dot product of two vectors x and y
Change the sign of even index entries of the reversed vector
How many jokers?
Find a Pythagorean triple
Where is the number that you want to find?
true or false
Sum the rows
Replace all odd numbers with NaN
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