Problem 1153. Accessing elements on the diagonal

Solution 1237402

Submitted on 23 Jul 2017 by Augusto Mazzei

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Test	Status	Code Input and Output
1	Pass	x = [1:10]; y_correct = 1; assert(isequal(diagonal(x),y_correct)) ans = 1
2	Pass	x = [1:10]'; y_correct = 1; assert(isequal(diagonal(x),y_correct)) ans = 1
3	Pass	x = magic(3); y_correct = [8 5 2]; assert(isequal(diagonal(x),y_correct)) ans = 8 5 2
4	Pass	x = [1:3;4:6;7:9;10:12]; y_correct = [1 5 9]; assert(isequal(diagonal(x),y_correct)) ans = 1 5 9
5	Pass	x = [1:3;4:6;7:9;10:12]'; y_correct = [1 5 9]; assert(isequal(diagonal(x),y_correct)) ans = 1 5 9