Replace all the secondary diagonal elements of the square array A with the number n
A = [1 2 3
4 5 6
7 8 9]
Output = [1 2 0
4 0 6
0 8 9]
A = 1;
n = 10;
Output = 10
Additional test cases have been added.
Elegant! I made a trivial modification tha reduced the size by 4 (Soluion 796772)
Duplicate each element of a vector.
Determine if input is a perfect number
06 - Matrix Equations 2
Back to basics - mean of corner elements of a matrix
Compare two input matrices
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