Problem 1158. Sum the elements in either diagonal of a square matrix

Solution 3634003

Submitted on 12 Nov 2020 by David Hill

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Test	Status	Code Input and Output
1	Pass	x = ones(2); y_correct = 4; assert(isequal(sumDiagonalElements(x),y_correct))
2	Pass	x = ones(3); y_correct = 5; assert(isequal(sumDiagonalElements(x),y_correct))
3	Pass	x = magic(8); y_correct = 520; assert(isequal(sumDiagonalElements(x),y_correct))
4	Pass	x = magic(9); y_correct = 697; assert(isequal(sumDiagonalElements(x),y_correct))

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