Problem 459. Sum of diagonal of a square matrix

Solution 313552

Submitted on 1 Sep 2013 by li haitao

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Test	Status	Code Input and Output
1	Pass	%% x = magic(4); y_correct = sum(diag(x)); assert(isequal(your_fcn_name(x),y_correct)) ans = 34
2	Pass	%% x = ones(5); y_correct = sum(diag(x)); assert(isequal(your_fcn_name(x),y_correct)) ans = 5

Test

Status

Code Input and Output

Pass

%% x = magic(4); y_correct = sum(diag(x)); assert(isequal(your_fcn_name(x),y_correct))

ans = 34

Pass

%% x = ones(5); y_correct = sum(diag(x)); assert(isequal(your_fcn_name(x),y_correct))

ans = 5