Cody

# Problem 43752. Vandermonde Matrix

Solution 1709074

Submitted on 18 Jan 2019 by HH
• Size: 9
• This is the leading solution.
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### Test Suite

Test Status Code Input and Output
1   Pass
x = 1:5; y_correct = [1,1,1,1,1;1,2,4,8,16;1,3,9,27,81;1,4,16,64,256;1,5,25,125,625]; assert(isequal(vandimat(x),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 vandimat (line 2) In ScoringEngineTestPoint1 (line 3) In solutionTest (line 3)]

2   Pass
x = 1; y_correct = 1; assert(isequal(vandimat(x),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 vandimat (line 2) In ScoringEngineTestPoint2 (line 3) In solutionTest (line 5)]

3   Pass
x = ones(1,20); y_correct = ones(20); assert(isequal(vandimat(x),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 vandimat (line 2) In ScoringEngineTestPoint3 (line 3) In solutionTest (line 7)]

4   Pass
x = 3.*ones(1,15); y_correct = repmat([1,3,9,27,81,243,729,2187,6561,19683,59049,177147,531441,1594323,4782969],15,1); assert(isequal(vandimat(x),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 vandimat (line 2) In ScoringEngineTestPoint4 (line 3) In solutionTest (line 9)]

5   Pass
x = [1 5 2 4 3]; y_correct = [1,1,1,1,1;1,5,25,125,625;1,2,4,8,16;1,4,16,64,256;1,3,9,27,81]; assert(isequal(vandimat(x),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 vandimat (line 2) In ScoringEngineTestPoint5 (line 3) In solutionTest (line 11)]