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Problem 1153. Accessing elements on the diagonal

Solution 183476

Submitted on 30 Dec 2012
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Test Suite

Test Status Code Input and Output
1   Fail
%% x = [1:10]; y_correct = 1; assert(isequal(diagonal(x),y_correct))

Error: Assertion failed.

2   Pass
%% x = [1:10]'; y_correct = 1; assert(isequal(diagonal(x),y_correct))

3   Pass
%% x = magic(3); y_correct = [8 5 2]; assert(isequal(diagonal(x),y_correct))

4   Pass
%% x = [1:3;4:6;7:9;10:12]; y_correct = [1 5 9]; assert(isequal(diagonal(x),y_correct))

5   Fail
%% x = [1:3;4:6;7:9;10:12]'; y_correct = [1 6 11]; assert(isequal(diagonal(x),y_correct))

Error: Assertion failed.

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