Cody

Problem 2178. Matrix multiplication across rows

Solution 3774638

Submitted on 22 Nov 2020
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Test Suite

Test Status Code Input and Output
1   Fail
x =[ 1 2 3; 4 5 6; 7 8 9]; y_correct = [1 2 6;4 20 120; 7 56 504]; assert(isequal(MatMultiply(x),y_correct))

Unrecognized function or variable 'm'. Error in MatMultiply (line 2) for i = 2:length(m) Error in Test1 (line 3) assert(isequal(MatMultiply(x),y_correct))

2   Fail
x =reshape([1:10], 2,5); y_correct = [ 1 3 15 105 945; 2 8 48 384 3840;]; assert(isequal(MatMultiply(x),y_correct))

Unrecognized function or variable 'm'. Error in MatMultiply (line 2) for i = 2:length(m) Error in Test2 (line 4) assert(isequal(MatMultiply(x),y_correct))

3   Fail
x =eye(5); y_correct = [ 1 0 0 0 0; 0 0 0 0 0; 0 0 0 0 0; 0 0 0 0 0; 0 0 0 0 0;]; assert(isequal(MatMultiply(x),y_correct))

Unrecognized function or variable 'm'. Error in MatMultiply (line 2) for i = 2:length(m) Error in Test3 (line 7) assert(isequal(MatMultiply(x),y_correct))

4   Fail
x =ones(7); y_correct = ones(7); assert(isequal(MatMultiply(x),y_correct))

Unrecognized function or variable 'm'. Error in MatMultiply (line 2) for i = 2:length(m) Error in Test4 (line 3) assert(isequal(MatMultiply(x),y_correct))

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