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	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

Test

Status

Code Input and Output

Pass

x = 1; y_correct = 1; assert(isequal(sum_diag(x),y_correct))

ans = 1

Pass

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

ans = 3

Pass

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

ans = 15

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