Cody

Problem 44031. Matrix Manipulation

Solution 1111259

Submitted on 27 Jan 2017
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Test Suite

Test Status Code Input and Output
1   Fail
x = [3 2 1 3; 3 0 0 1; 0 4 3 1]; y = matrixManipulation(x); v = 3:15; assert(isequal(x(1,:),y(1,:))) assert(isempty(setdiff(y(2,:),v))) assert(isempty(setdiff(y(3,:),v)))

Error using regexp Evaluation of 't = randi([3,15],size(x));?@a = any(x==0,2)' failed: Error: Unexpected MATLAB operator. Error in matrixManipulation (line 2) regexp '' '(?@t = randi([3,15],size(x));?@a = any(x==0,2))' Error in TestPoint1 (line 2) y = matrixManipulation(x);

2   Fail
x = eye(4); y = matrixManipulation(x); v = 3:15; for i = 1:4 assert(isempty(setdiff(y(i,:),v))) end

Error using regexp Evaluation of 't = randi([3,15],size(x));?@a = any(x==0,2)' failed: Error: Unexpected MATLAB operator. Error in matrixManipulation (line 2) regexp '' '(?@t = randi([3,15],size(x));?@a = any(x==0,2))' Error in TestPoint2 (line 2) y = matrixManipulation(x);

3   Fail
x = ones(4); y = matrixManipulation(x); assert(isequal(x,y))

Error using regexp Evaluation of 't = randi([3,15],size(x));?@a = any(x==0,2)' failed: Error: Unexpected MATLAB operator. Error in matrixManipulation (line 2) regexp '' '(?@t = randi([3,15],size(x));?@a = any(x==0,2))' Error in TestPoint3 (line 2) y = matrixManipulation(x);