Problem 2094. Sum of diagonals elements of a matrix
Given a matrix, return the sum of all the elements across the diagonals.
E.g. A = [1 2 3; 4 5 6; 7 8 9;]
then, sum = 25 as sum of (1, 3, 7, 9,5)
Solution Stats
Problem Comments
-
2 Comments
Jon
on 31 May 2014
Basically the same as Problem 1158
Jong-Min Kwak
on 4 Dec 2016
good!!
Solution Comments
Show commentsProblem Recent Solvers217
Suggested Problems
-
Extract leading non-zero digit
2116 Solvers
-
394 Solvers
-
1154 Solvers
-
Create a vector whose elements depend on the previous element
644 Solvers
-
266 Solvers
More from this Author25
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!