Cody

Problem 43689. Make an identity matrix whose diagonal elements are 1:n

Solution 1691916

Submitted on 13 Dec 2018 by HH
• Size: 9
• This is the leading solution.
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Test Suite

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

[Warning: Function assert has the same name as a MATLAB builtin. We suggest you rename the function to avoid a potential name conflict.] [> In unix (line 32) In special_eye (line 2) In ScoringEngineTestPoint1 (line 3) In solutionTest (line 3)]

2   Pass
n = 2; y_correct = [1 0;0 2] assert(isequal(special_eye(n),y_correct))

y_correct = 1 0 0 2 [Warning: Function assert has the same name as a MATLAB builtin. We suggest you rename the function to avoid a potential name conflict.] [> In unix (line 32) In special_eye (line 2) In ScoringEngineTestPoint2 (line 3) In solutionTest (line 5)]

3   Pass
n = 3; y_correct = [1 0 0;0 2 0;0 0 3] assert(isequal(special_eye(n),y_correct))

y_correct = 1 0 0 0 2 0 0 0 3 [Warning: Function assert has the same name as a MATLAB builtin. We suggest you rename the function to avoid a potential name conflict.] [> In unix (line 32) In special_eye (line 2) In ScoringEngineTestPoint3 (line 3) In solutionTest (line 7)]

4   Pass
n = 4; y_correct = [1 0 0 0;0 2 0 0;0 0 3 0;0 0 0 4] assert(isequal(special_eye(n),y_correct))

y_correct = 1 0 0 0 0 2 0 0 0 0 3 0 0 0 0 4 [Warning: Function assert has the same name as a MATLAB builtin. We suggest you rename the function to avoid a potential name conflict.] [> In unix (line 32) In special_eye (line 2) In ScoringEngineTestPoint4 (line 3) In solutionTest (line 9)]

5   Pass
n = 5; y_correct = [1 0 0 0 0;0 2 0 0 0;0 0 3 0 0; 0 0 0 4 0; 0 0 0 0 5] assert(isequal(special_eye(n),y_correct))

y_correct = 1 0 0 0 0 0 2 0 0 0 0 0 3 0 0 0 0 0 4 0 0 0 0 0 5 [Warning: Function assert has the same name as a MATLAB builtin. We suggest you rename the function to avoid a potential name conflict.] [> In unix (line 32) In special_eye (line 2) In ScoringEngineTestPoint5 (line 3) In solutionTest (line 11)]

6   Pass
n = 6; y_correct = [1 0 0 0 0 0;0 2 0 0 0 0;0 0 3 0 0 0; 0 0 0 4 0 0; 0 0 0 0 5 0; 0 0 0 0 0 6] assert(isequal(special_eye(n),y_correct))

y_correct = 1 0 0 0 0 0 0 2 0 0 0 0 0 0 3 0 0 0 0 0 0 4 0 0 0 0 0 0 5 0 0 0 0 0 0 6 [Warning: Function assert has the same name as a MATLAB builtin. We suggest you rename the function to avoid a potential name conflict.] [> In unix (line 32) In special_eye (line 2) In ScoringEngineTestPoint6 (line 3) In solutionTest (line 13)]

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