Cody

# Problem 2587. Find indices of diagonal elements

Solution 1637078

Submitted on 2 Oct 2018
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### Test Suite

Test Status Code Input and Output
1   Fail
x = [1 2 3;4 5 6;7 8 9]; a = [1 5 9]; assert(isequal(diag_indices(x,0),a))

ans = []

Assertion failed.

2   Fail
x = magic(5); b = 5; assert(isequal(diag_indices(x,-4),b))

ans = []

Assertion failed.

3   Fail
x = magic(5); a = 21; assert(isequal(diag_indices(x,4),a))

ans = []

Assertion failed.

4   Fail
x = magic(5); z = 5; assert(isequal(diag_indices(x,-4),z))

ans = []

Assertion failed.

5   Fail
x = magic(6); a = [19 26 33]; assert(isequal(diag_indices(x,3),a))

ans = []

Assertion failed.

6   Fail
x1 = magic(50); y_correct = 50; assert(isequal(diag_indices(x1,-49),y_correct))

ans = []

Assertion failed.

7   Fail
x2 = magic(50); y_correct = [49 100]; assert(isequal(diag_indices(x2,-48),y_correct))

ans = []

Assertion failed.

8   Fail
y = magic(50); v = [48 99 150]; assert(isequal(diag_indices(y,-47),v))

ans = []

Assertion failed.

9   Fail
v=[1 2 3;4 5 6;1 2 3]; t = [1 5 9]; assert(isequal(diag_indices(v,0),t))

ans = []

Assertion failed.

10   Fail
x=[1 2;1 2]; y_correct = 3; assert(isequal(diag_indices(x,1),y_correct))

ans = []

Assertion failed.

11   Fail
x=[1 1 1;1 1 1;1 1 1]; t = [1 5 9]; assert(isequal(diag_indices(x,0),t))

ans = []

Assertion failed.

12   Fail
y=[1 2 3;1 2 3]; y_correct = [1 4]; assert(isequal(diag_indices(y,0),y_correct))

ans = []

Assertion failed.