Cody

Problem 1958. Add a row of zeros on top of a matrix

Solution 1995873

Submitted on 30 Oct 2019
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

Test Suite

Test Status Code Input and Output
1   Fail
x = rand(4); y_correct = [zeros(1,size(x,2));x]; assert(isequal(addrow(x),y_correct))

Error in solution: Line: 6 Column: 12 Incorrect use of '=' operator. To assign a value to a variable, use '='. To compare values for equality, use '=='.

2   Fail
x = []; y_correct = zeros(1,0); assert(isequal(addrow(x),y_correct))

Error in solution: Line: 6 Column: 12 Incorrect use of '=' operator. To assign a value to a variable, use '='. To compare values for equality, use '=='.

3   Fail
x = rand(8,1); y_correct = [zeros(1,size(x,2));x]; assert(isequal(addrow(x),y_correct))

Error in solution: Line: 6 Column: 12 Incorrect use of '=' operator. To assign a value to a variable, use '='. To compare values for equality, use '=='.

4   Fail
x = zeros(0,1); y_correct = 0; assert(isequal(addrow(x),y_correct))

Error in solution: Line: 6 Column: 12 Incorrect use of '=' operator. To assign a value to a variable, use '='. To compare values for equality, use '=='.