Problem 1153. Accessing elements on the diagonal

Created by HARISANKAR PS

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Access the diagonal elements of a matrix without 'diag' function

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288 Solutions
105 Solvers

Last Solution submitted on Sep 21, 2025

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Richard Zapor on 30 Dec 2012

Confused by test 6, x = [1:3;4:6;7:9;10:12]';
y_correct = [1 6 11]; I think this should be [1 5 9] as array is [1 4 7 10;2 5 8 11;3 6 9 12]

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