Sum the numbers on the main diagonal - MATLAB Cody - MATLAB Central

Problem 1529. Sum the numbers on the main diagonal

Difficulty:
(16)
Rate

Sum the numbers on the main diagonal of an n-by-n matrix. For input:

      A = [1 2 4
           3 6 2
           2 4 7]

The output value should equal 14.

Solve

Solution Stats

79.92% Correct | 20.08% Incorrect
Last Solution submitted on Mar 10, 2025

Problem Comments

Solution Comments

Show comments

Problem Recent Solvers590

Suggested Problems

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!
Go to top of page