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Problem 2533. Find Out sum of principal diagonal element of given matrix

Solution 3987268

Submitted on 3 Dec 2020 by MtF
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Test Suite

Test Status Code Input and Output
1   Pass
x = 1; y_correct = 1; assert(isequal(sum_diag(x),y_correct))

ans = 1

2   Pass
x = eye(3); y_correct = 3; assert(isequal(sum_diag(x),y_correct))

ans = 3

3   Pass
x = magic(3); y_correct = 15; assert(isequal(sum_diag(x),y_correct))

ans = 15

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