Problem 314. Find the sum of the elements in the "second" diagonal

Solution 54642

Submitted on 1 Mar 2012 by David Young
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Test Suite

Test Status Code Input and Output
1   Pass
%% x = magic(6); y_correct = 111; assert(isequal(sum_of_sec_diag(x),y_correct))

2   Pass
%% x = magic(10); y_correct = 505; assert(isequal(sum_of_sec_diag(x),y_correct))

3   Pass
%% x = magic(11); y_correct = 671; assert(isequal(sum_of_sec_diag(x),y_correct))

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