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 Solvers216
Suggested Problems
-
Set the array elements whose value is 13 to 0
1343 Solvers
-
Reverse the elements of an array
987 Solvers
-
713 Solvers
-
07 - Common functions and indexing 3
405 Solvers
-
Create a two dimensional zero matrix
475 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!